WO2020147474A1 - Portable air-blowing device - Google Patents

Abstract

Provided is a portable air-blowing device which can be worn on the human body, mainly equipped with a wearing component (6), a power supply (4), a control switch (5), a speed regulating component, and an electric fan, or is provided with a supporting component, a flow-guiding component, and a lighting component; the components can also be split and combined by means of a modular structure design to implement different structures, functions, and manners of usage; the invention can be worn on different parts of the human body, causing air to blow to parts of the human body which easily dissipate heat and sweat, thus solving the problem of portable heat dissipation or lighting of a user; the device has a lightweight structure, is energy efficient, flexible, and convenient, comfortable and safe to wear, and convenient to carry; also, by means of the efficient design of the flow-guiding component, a temperature sensor (23), and an automatic electronic speed regulator of the fan, the air-blowing efficiency of the device is further increased, achieving the objective of saving power and being comfortable.

Description

Portable air supply device Technical field

The invention relates to an air supply device, in particular to an air supply device that is portable, lightweight, modular, and suitable for being worn on the human body.

Background technique

At present, there are various large-scale air supply devices on the market, as well as portable fans, such as hat-type and hand-held air supply devices, but there is no more convenient, flexible and efficient portable air supply device.

technical problem

The existing large-scale air supply devices and cap-type and hand-held air supply devices each have their own shortcomings, their use is single, and the use occasions are limited; most of the large-scale air supply devices are heavy in weight, bulky, inconvenient to carry, and consume more power. Low; such as hand-held fan occupying both hands, affecting work, long-term lifting is easy to fatigue; such as the existing cap-type air supply device design has limitations, integrated design, flexibility, many people who are inconvenient to wear a cap and must use it. It is inconvenient to use the special cap.

Technical solution

In order to solve the above-mentioned problems, the present invention provides a portable air supply device, which can be light in weight and small in size, convenient to use, and can also be split and combined for use according to needs, and can form an air supply device that can be worn on the human body or suspended for use , Has lighting functions, and can also be split and combined into a separate device, such as an independent fan, such as a handheld fan, a small table fan, and an independent lamp, such as a handheld lamp, a small table lamp; the device is portable and efficient , Adapt to many occasions.

For this reason, the technical solution of this application is as follows:

A portable air supply device, including a wearing component (6), an electric fan, and a power supply component; the electric fan includes a fan blade (1), a drive motor (2); the power supply component includes a power supply (4) and a drive in series A switch (5) between the motor (2) and the power supply (4); the power supply (4) provides power for the drive motor (2) to drive the fan blade (1) to rotate.

Preferably, the electric fan blades are made of soft materials, such as one of soft plastic, soft rubber, soft silicone, cloth and soft leather, which can reduce the weight of the air supply device and enhance safety.

Preferably, the fan blade can be made of hard material, such as one of hard plastic, metal, hard rubber, hard silicone, wood, and cardboard.

The parts of the portable air blowing device (hereinafter referred to as the air blowing device) are fixedly connected or designed for a modular structure that is easy to be disassembled and combined for use.

Preferably, the diameter of the fan blades of the device is 1-8 cm.

Preferably, the electric fan is provided with a fan frame (3), a protection net (7) or the electric fan adopts a hidden fan blade design.

The switch is an ordinary switch or the switch is a speed control switch, or a speed regulator is connected in series between the ordinary switch and the drive motor.

Preferably, the air supply device is provided with a temperature sensor (23), and the governor or governor switch to which it is connected is an automatic electronic governor, which can automatically control the speed and switch of the fan according to temperature changes, or The working time of the electric fan can be set.

Preferably, the power cord of the air supply device is provided with a USB power plug No. 1 (8), which can be inserted into the power jack (28) of the corresponding electric fan and power supply (4), or a round plug jack is used for convenience Disassembly.

Preferably, an insulating rubber plug or gasket may be provided at the power jack opening to play a role of insulation and waterproofing.

The wearing part (6) is any one of a headphone holder, a belt, a rope, a chain, a gooseneck, a soft metal wire, a spectacle frame, a headphone hook, an earplug, and an ear stud; the band includes a wide band and a narrow band such as a band子; The wearing part is connected to the bottom of the electric fan or the fan frame (3).

Preferably, both ends of the wearing part (6) are provided with buckles or belt buckles for butting, self-adhesive buckles, buckles No. 6 (40) or threaded buckles to make the ends butt, which is convenient to tie to the neck and so on. Auxiliary wearing; equipped with buckle No. 2 (24) or clip (11) or self-adhesive buckle or magnetic buckle to connect the wearing part (6) with the fan frame or bottom to realize the modular structure design of easy disassembly and connection; The buckle is a plug with a larger end inserted into a corresponding hole or slot.

Preferably, the belt, rope and chain can also be replaced by a soft power cord.

Preferably, the wearing part is provided with a hinge shaft (19) to facilitate folding and carrying.

Preferably, the wearing part is provided with a telescopic rod (15) or slide, so that its length can be adjusted to suit the needs of different wearing parts and sizes, and the position of the electric fan can also be adjusted; the body of the gooseneck of the wearing part The middle section is provided with a buckle or a threaded buckle (16), which is used to realize a modular structure design for disassembling and assembling components.

Preferably, the clip (11) is a spring clip or elastic rubber ring or a round or square piece with holes or seams that can clamp the wearing part, which can be used to adjust the direction and position of the electric fan.

Preferably, the portable air blowing device is provided with a short, thin and flat blowing nozzle (9) or a buckle-shaped deflector (17), and the deflector (17) is straight or arc-shaped in parallel to the surface of the human body.

Preferably, the blowing nozzle (9) and the deflector (17) can also be installed on the fan frame (3) or the bottom of the electric fan through a buckle No. 4 (26) or a rotating shaft, so that the wind blows to the parts of the human body that can easily dissipate heat. The specific position improves efficiency and is also convenient for disassembly and assembly, and disassembly when not needed to reduce weight.

Preferably, the air supply device is provided with an air supply pipe (21), which is installed and connected to the fan frame (3), or the air supply pipe replaces the fan frame (3), and the electric fan is placed in the air supply pipe.

Preferably, the air blowing tube is used as the wearing part (6) or as a part of the wearing part, and the air blowing tube is provided with slits or holes for blowing out the wind.

The power supply (4) is a rechargeable battery box with a built-in rechargeable battery or a common battery box with a common battery, or a small power bank; the power supply is installed in the buckle No. 3 (25) or self-adhesive buckle or power plug socket Fan frame or wearing parts, or hang from the neck or put in the pocket.

Preferably, the power source may be a normal battery or a rechargeable battery in the shape of a granular or columnar shape, etc., placed in the wearing part.

Preferably, the power source can also be a solar panel, or the power source can also be an external power source.

Preferably, there are mounting buckles No. 1 (18), No. 2 buckles (24), No. 3 buckles (25) or buckles (11) or these on the bottom or frame of the electric fan, power supply parts, and wearing parts. There are corresponding self-adhesive buckles or magnetic buckles on the top, so that the three can be used in combination or separated to form an independent air supply device with power supply and a wearing part, realizing easy disassembly and assembly connection Modular structure design; buckles, clip buckles, self-adhesive buckles, and magnetic buckles can also adjust the position and direction of the electric fan on the wearing part.

Preferably, the portable air blowing device is provided with a supporting foot (10) or a supporting pad (27) or a supporting frame (41) as a supporting member, which is connected to the bottom of the electric fan to improve comfort and also enable the electric fan to interact with the human body. Create a distance to facilitate the blowing of the wind; the supporting part can be fixedly connected to the bottom of the electric fan or the frame or the wearing part, and it can also be installed on the bottom or frame or the wearing part of the electric fan through the buckle No. 1 (18), card Buckle No. 2 (24), buckle No. 3 (25) or self-adhesive buckle or magnetic buckle, so that it can form a modular structure design that can be easily separated and combined with the electric fan and power supply; the supporting part is close to the side of the human body It fits the shape of the human body, and can use sponge, soft silicone, rubber and other materials to increase wearing comfort.

Preferably, the portable air blowing device is further provided with a lamp holder (12), and the lamp holder (12) can be provided with a section of the lamp holder rod (38) that can be bent and adjusted, such as a gooseneck tube, which can be fixedly connected to the fan frame or On the wearing part, it can also be used as a whole with the support part or fan frame (3) or wearing part (6) through the power plug No. 2 (39) or buckle or magnetic buckle or self-adhesive buckle. The power supply (4) produces multiple structural combinations and usage modes through this same modular connection design.

Preferably, a clip (20) is also provided on the fan frame (3) or the supporting part, which can be used to hold a mini microphone or a small pen.

Preferably, the fan frame (3) is provided with a folding frame (14), which is connected to the bottom of the fan frame (3) or the driving motor (2), so that the electric fan can adjust the angle, can reduce the thickness during folding, and is also convenient to carry.

Preferably, the bottom of the drive motor (2) or the folding frame (14) or the fan frame (3) is also provided with a rotating shaft (13) to connect the wearing part, or the folding frame (14) and the rotating shaft (13) can also be replaced by a gooseneck tube.

The wearing parts are one of clothes, trousers, shoes, caps, masks, and gas masks; at this time, the wearing parts do not have mounting holes, and the electric fan is placed on these parts, and the electric fan is driven by the bottom of the motor or the fan The frame fixing or supporting parts are fixedly connected to these parts, or installed on these wearing parts through buckles, magnetic buckles or self-adhesive buckles (31), which is convenient to disassemble when not needed, or the electric fan is also installed at this time There is a folding frame (14) and a rotating shaft (13) or a small section of gooseneck tube is used for folding and turning, adjusting the air supply direction and folding for easy carrying;

Or when the wearing part is one of ordinary clothes, trousers, shoes, caps, and masks, the electric fan is embedded in these wearing parts. At this time, this kind of wearing part is reserved for installing the electric fan of the air blowing device. Mounting hole (30), there are self-adhesive buckle (31) or magnetic buckle or zipper or belt buckle or buckle or thread buckle (33) around the hole. There is also a corresponding design on the frame of the electric fan, or it can be installed in the left The hole is provided with a fixed frame (32), or a supporting part, or a supporting part is added under the fixed frame, and the fixed frame or supporting part is provided with a threaded buckle (33) or a buckle or a self-adhesive buckle ( 31) Or magnetic buckle or zipper or belt buckle or buckle or threaded buckle design, install the electric fan on it when necessary, blow the wind into it to circulate the air in the device, and seal it with a cover of the same connection design when removed Hold the mounting hole, at this time, the cover adopts the same material of the wearing part described in this embodiment or one of plastic, rubber, and metal; at this time, the wearing part has an air outlet (34) as needed to facilitate air circulation ; When the wearing part is a mask, the protective net can be made of the same material as the mask;

Or when the wearing parts are clothes, trousers, shoes, hats, and gas masks of protective equipment, a fixed frame (32) or a supporting part is provided at the mounting hole (30) left by them, or a fixed frame is added under Equipped with supporting parts, the fixed frame or supporting part is provided with threaded buckles (33) or buckles for easy disassembly and sealing design, with gaskets, and corresponding threaded buckles or buckles on the frame of the electric fan for installation and connection At the installation hole, the protection net of the air supply device is made of specific materials, such as dust-proof and anti-virus filter materials, filter boxes, which are convenient for people wearing protective clothing and other safety equipment. They can also be equipped with stoppers on these wearing parts. The air outlet (34) of the air inlet is used to send the air out of the device. For example, the air outlet is equipped with an elastic sheet (35) made of rubber or silicone material that can be stretched to seal it. It will open when the air is discharged, and close when it is not. Internal air circulation for heat dissipation; when no air supply is needed, the electric fan, power supply, switch and governor and other unnecessary modular components can be removed, and a sealed cover or a cover with a frame of the same material as the wearing part can be used Seal the mounting hole.

Beneficial effect

The device can achieve accurate air supply and high efficiency; some devices are extremely lightweight, energy-saving, easy to carry, and have multiple use modes and functions; it is convenient for the needs of multiple use occasions.

BRIEF DESCRIPTION

Figure 1 is a schematic structural diagram of a portable air blowing device with a thin earphone holder or gooseneck as the wearing part.

Fig. 2 is a schematic diagram of the disassembled structure of the portable air blowing device of Fig. 6 after the fan frame (3), the protective net (7) and the supporting feet (10) of Fig. 1 are added.

Figure 3 is a schematic diagram of the assembly of Figure 2.

Fig. 4 is a schematic diagram showing that each electric fan of the air blowing device of Fig. 3 is equipped with a short blowing nozzle (9).

Fig. 5 is a schematic diagram showing that each electric fan of the air blowing device of Fig. 3 is equipped with two blowing nozzles (9).

Fig. 6 is a schematic diagram of the air blowing device of Fig. 3 with supporting feet (10) installed.

Fig. 7 is a schematic diagram of a gooseneck type air supply device provided with a clip (11), a lamp cap (12), and a clip (20).

Fig. 8 is a schematic diagram of the earphone holder, which is the wearing part of the earphone holder-type air supply device. A hinge shaft (19) and a telescopic rod (15) or a slideway and a rotating shaft (13) are arranged on the upper side.

Fig. 9 is a schematic diagram of the electric fan of the air blowing device with a rotating shaft (13).

Fig. 9a is a schematic diagram of the electric fan frame of the air blowing device with a folding frame (14).

Fig. 9b is a state diagram of the angle adjustment of the electric fan on the rotating shaft (13) and the folding frame (14) in Fig. 9a when working.

Fig. 10 is a schematic diagram of a gooseneck-type air supply device with a power supply component built in the gooseneck.

Fig. 11 is a schematic diagram of a gooseneck tube provided with a telescopic rod (15), a threaded buckle (16) and a buckle No. 1 (18) on the gooseneck tube when the wearing part (6) of the air supply device described in Fig. 10 is used.

Fig. 12 is a schematic diagram of an air blowing device in which the wearing part of the air blowing device is a wireless earphone hook.

Figure 12a is a schematic diagram of the power supply (4) and the lamp holder (12) being separated to form a small handheld flashlight when the air supply device is modularized, which can also be used as a small desk lamp.

Figure 13 is a structural schematic diagram of an electric fan component of an air blowing device provided with short double blowing nozzles (9).

Figure 14 is a schematic diagram of an arc-shaped baffle (17) with a buckle No. 4 (26).

Fig. 15 is a view of a state in which the air blowing device with the wearing part being a belt or rope is worn on the chin of the head, and the device is provided with a supporting part.

Fig. 15a is a state diagram of the air blowing device with the wearing part as a belt or rope as a cap strap, and the device is provided with a supporting part.

Fig. 15b is a state diagram of the air blowing device with the wearing part being a belt, rope or chain being worn on the neck.

Fig. 16 is a diagram showing a state where the air blowing device whose wearing part is an earphone holder or a gooseneck is worn on the head.

Fig. 17 is a diagram of a state where the air blowing device with the wearing part being an earphone holder or a gooseneck is worn on the neck.

Fig. 18 is a diagram showing a state where the air blowing device with the wearing part of a spectacle frame type or a gooseneck tube is worn on the head.

Fig. 19 is a diagram showing a state where the air blowing device whose wearing part is an earphone hook is worn on the ear.

Fig. 20 is a diagram showing a state where the air blowing device whose wearing part is an earplug is worn on the ear.

Fig. 21 is a diagram showing a state in which the air blowing device whose wearing part is ear studs is worn on the ear.

Fig. 22 is a diagram showing a state where the air blower whose wearing part is a mask is worn on the face.

Fig. 23 is a diagram of a state where the air blowing device whose wearing part is a gas mask is worn on the face.

Fig. 24 is a diagram of a state in which the wearing part is a cap and the turning part is a gooseneck air blowing device worn on the head.

Fig. 25 is a state diagram of the air blowing device whose wearing parts are clothes, pants, and shoes.

Figure 26 is a state diagram of the air blowing device with the gooseneck as the wearing part transformed into a small desktop fan.

Fig. 27 is a schematic diagram of an air blowing device with a narrow band, rope or chain as the wearing part.

Fig. 27a is a schematic diagram of an air supply device whose wearing part is a power cord.

Fig. 28 is a schematic diagram of an air blowing device whose wearing part is a glasses frame.

Fig. 28a is a schematic diagram of the air supply device with the wearing part being a spectacle frame, and the spectacle frame has no lens frame.

Fig. 29 is a schematic diagram of an air blowing device whose wearing part is an earplug.

Figure 29a is a schematic diagram of an air supply device with earplugs as the wearing part, which also includes a headphone holder worn on the neck for use.

Fig. 30 is a schematic diagram of an air blowing device whose wearing part is an earphone hook.

Fig. 31 is a schematic diagram of an air blowing device in which the wearing part is an ear stud.

Fig. 32 is a schematic diagram of an air blowing device whose wearing part is a mask.

Fig. 33 is a schematic diagram of an air supply device whose wearing part is a gas mask.

Fig. 34 is a schematic diagram of an air supply device with an air supply pipe (21) as the wearing part, and an annular narrow slit air outlet (36) is opened for air discharge.

Figure 35 is a schematic diagram of the air supply device with the air supply tube (21) as part of the wearing part. The air outlet (37) with short slits is used for air outlet, and the telescopic rod (15) and the earphone holder are provided as part of the wearing part (6) The power supply (4) is installed and connected with the wearing part as a whole, and a support pad (27) is also provided.

Figure 36 is a schematic diagram of an air supply device with the wearing part (6) being a headphone holder or a gooseneck tube. The air supply tube (21) is used instead of the fan frame, and the air inlet (22) with a ring-shaped slit is used for air intake. The air outlet (37) of the short slit is used for air outlet.

Figure 37 is a schematic diagram of an air supply device with a square fan frame (3). The wearing part is a belt with a clip (11). Both ends of the belt are equipped with belt buckles (42) or self-adhesive buckles or buckles. .

Figure 37a shows a hand-held independent fan from Figure 37.

Figure 37b is a strap that was split from Figure 37. The strap can be tied to the neck or used as a hat strap.

Figure 37c is a schematic diagram of Figure 37b with an elastic band (43).

Figure 38 is a schematic diagram of Figure 37 with a protective net (7) and a fixedly connected support frame (41). The side of the support frame leaning against the human body conforms to the shape of the human body.

Fig. 39 is a schematic diagram showing that the detachable support frame (41) is installed on the fan frame (3) through buckle No. 1 (18) or self-adhesive buckle or magnetic buckle.

Figure 39a and Figure 39b are split views of Figure 39. Figure 39a can be used as a hand-held fan or a small table fan.

Figure 39b can be used as a chin strap with chin pads.

Fig. 39c is a schematic diagram of the belt and the support frame (41) of Fig. 39b being fixedly connected as a whole.

Fig. 40 is a schematic diagram of the portable air blowing device in Fig. 38 with a lamp holder (12) with a lamp holder rod (38) made of gooseneck tube.

Figure 41 is Figure 40 with the protective net (7) removed, and a fixed frame (32) [fixed frame (32) different from the fan frame (3) next to the fan blade], folding frame (14), and rotating shaft (13) As shown in the schematic diagram, the fixed frame is installed on the support frame (41) through the buckle No. 1 (18) or self-adhesive buckle or magnetic buckle.

Fig. 41a is a diagram of the use state after the fixing frame part and the support frame (41) in Fig. 41 are separated, and it is a small table fan with a lamp lighting function.

Figure 41b is a schematic diagram of the small table lamp and small table fan in Figure 41a being separated into a small flashlight and independent small table fan.

Fig. 42 shows that the rotating shaft (13) in Fig. 41 is equipped with small clips (44), which are locked into the fixing frame (32) and are separated from the fixing frame (32).

Fig. 42a is a schematic diagram of the central part of Fig. 42 taken out into a small independent clip fan with adjustable blowing angle.

Fig. 42b is a schematic diagram of the fixing frame (32) in Fig. 41 being made into a frame clamp (45).

Fig. 42c is a schematic diagram of Fig. 42 without a support frame (41), and a fixing frame (32) with a clip (11) for mounting on the wearing part.

Figure 42d is a schematic diagram of the fan frame of Figure 41 without the support frame (41) provided with a clip (11) for mounting on the wearing part.

Fig. 43 is a schematic diagram of an electric fan installed in an oblong air duct (46) that can be bent and deformed.

Figure 44 is a schematic diagram of the fan frame of the electric fan connected with a long flat air duct (47).

The technical solutions of the present invention will be described in detail below in conjunction with the drawings and specific implementations.

Embodiments of the invention

Example 1

As shown in Figure 1, a portable air blowing device (hereinafter referred to as air blowing device) specifically includes: the wearing part (6) is a gooseneck, two electric fans, and power supply parts; the electric fan includes fan blades (1) Drive motor (2); The power supply component includes a power supply (4) and a switch (5) connected in series between the drive motor (2) and the power supply (4); the power supply (4) is the drive motor (2) Provide electricity to drive the fan blade (1) to rotate; the drive motor (2) is installed at both ends of the gooseneck through the bottom; the electric fan blade is made of soft materials, such as soft plastic, soft rubber, soft silicone, and cloth One of sheet and soft leather; for example, ordinary soft polyurethane, soft vulcanized rubber, soft fine foam polyurethane material, soft foam silicone can also be used to further reduce the weight of the air supply device; this embodiment adopts a simple structure, Light weight and enhanced safety, not easy to damage human skin, fan blades are not easy to break and damage, easy to carry, easy to wear on the human body.

The components of the air supply device are fixedly connected.

Fixed connection refers to the integrated design such as injection molding, bonding, welding or welding, or the use of screws and other components that are difficult to quickly disassemble and connect the components of the air supply device into a body that is not easy to disassemble quickly, as shown in Figure 1. Shown.

Or as an improvement of this embodiment, each component is designed with a modular structure that is easy to split and combine.

Modular structure design refers to the easy-to-detach installation connection design such as gooseneck, the bottom of the drive motor, and the power supply through the provided buckle, self-adhesive buckle, or magnetic buckle. The installation connection is easy to disassemble and combine. Modular structure; as shown in Fig. 2 buckle No. 2 (24), buckle No. 3 (25), can combine electric fan, gooseneck and power supply into the device shown in Fig. 1.

The buckle is a plug with a slightly larger end that is inserted into the corresponding hole or slot to be jammed, which is easy to quickly insert and remove, and realize the modular design of the device, as shown in the buckle No. 1 (18) in Figure 2.

The power supply (4) is a rechargeable battery box with a built-in rechargeable battery or a common battery box with a common battery, or a small power bank power supply, or a solar panel; the power supply is fixedly connected to or through the buckle No. 3 in Figure 2 (25) Or self-adhesive buckle or magnetic buckle, etc., which are installed on the wearing part, which is convenient for disassembly and replacement or combined use, or hung on the neck or put in the pocket.

As another improvement of this embodiment, the switch is a speed control switch or a speed regulator is connected in series between the switch (5) and the drive motor (2); the power cord of the air supply device is provided with a USB power plug No. 1 ( 8) It can be inserted into the power jack (28) on the side or bottom of the drive motor (2) of the corresponding electric fan and the corresponding power jack (28) of the power supply (4), or adopt a round plug jack for easy disassembly and assembly ; Or the power supply is installed on the wearing part through the corresponding power plug socket; or the power supply is an external power supply, such as a socket or a charger, which is convenient for people who sit and work for a long time; the power socket can also be equipped with insulation Rubber plugs or gaskets play the role of insulation and waterproofing.

As another improvement of this embodiment, the gooseneck is also provided with a telescopic rod (15) as shown in Fig. 8 for adjusting the length to meet the needs of human body size.

As another improvement of this embodiment, the surface of the gooseneck tube is provided with a layer of silica gel, rubber or soft plastic, or baking varnish as a protective layer to prevent metal from directly contacting the human body, causing health problems such as allergies and discomfort, and also play a role in insulation and waterproofing.

In this embodiment, the gooseneck tube has a strong ability to deform and maintain its shape, and can be changed into a headphone holder type air supply device or glasses frame type air supply device, which can be worn on different parts of the human body, such as the head and neck , Can also be deformed and suspended for use, can be transformed into a hand-held fan, or into a table fan, as shown in Figure 26 for a state diagram of a table fan deformed.

Example 2

The difference from Embodiment 1 is that the fan blade (1) of the electric fan can be made of hard material, such as one of hard plastic, metal, hard rubber, hard silicone, wood and cardboard; for example, ordinary plastic such as Polyethylene, polypropylene, polyvinyl chloride, ordinary steel materials; or can be made of polystyrene foam, aluminum, rigid polyurethane foam, harder foamed silicone, wood and cardboard to make fan blades to further reduce The weight of the fan blade, hard rubber and hard silica gel have toughness and is not easy to break and damage; this embodiment and embodiment 1 are simple in structure, can reduce the weight of the air supply device, and is convenient to wear on the human body.

As an improvement of this embodiment, the electric fan of the air blowing device described in Figures 2 and 3 is provided with a fan frame (3) and a protective net (7); the fan frame is made of hard materials, such as hard plastics, steel , Copper, titanium alloy, hard rubber, hard silicone, ceramic; or the fan frame can be made of light materials such as polystyrene foam, aluminum, wood, sponge, or soft elastic material , Such as one of soft plastic, soft rubber, soft silicone, to reduce weight and enhance wearing comfort; the power supply is through the USB-style power plug No. 1 (8) of the power cord and the corresponding jack or a round plug jack Connected to the fan frame and the wearing part, or the power supply is fixedly connected to or installed on the fan frame or the wearing part through the buckle No. 3 (25) or self-adhesive buckle or the corresponding power plug socket as shown in Figure 2; or As shown in Figure 10, it is placed in the wearing part, such as a granular or cylindrical battery or rechargeable battery placed in the gooseneck, and the speed control switch and power cord are also placed inside, which greatly reduces the size of the device; protection net (7) It can be fixedly connected to the fan frame, and can also be installed and connected to the fan frame through self-adhesive buckles and buckles, which are easy to disassemble and connect to realize the modular structure design of easy disassembly; the protective net can be made of soft materials, Such as breathable woven fabric, breathable paper, woven wire mesh, soft plastic, silicone, rubber, and non-woven fabric, which can reduce the weight of the device and increase the wearing comfort, or use hard materials such as hard plastic, metal, One of wood and ceramics, enhances the ability to resist impact.

As another improvement of this embodiment, as shown in Figure 7, the end of the gooseneck tube is provided with a buckle No. 6 (40) to facilitate the end docking and auxiliary wearing, or as shown in Figure 2 with a buckle No. 2 (24) to make It is connected with the fan frame or the bottom of the drive motor to realize a modular design that is easy to disassemble and connect, as shown in Figure 11. A threaded buckle (16) is arranged in the middle to enable the device to be combined and split for use; as shown in Figure 7, the portable air supply The device is equipped with a clip (11), which is a spring clip or elastic rubber ring, which can adjust the direction and position of the electric fan; as shown in Figure 7 and Figure 12a, it also has a lamp holder (12) and a lamp holder (12) It can be provided with a section of lamp holder pole (38) that can be bent and adjusted. The lamp holder pole can be made of gooseneck material, which can be fixedly connected to the fan frame or wearing part, or through a buckle, magnetic buckle, self-adhesive buckle or The power plug No. 2 (39) is installed as a whole with the fan frame (3) or the wearing part (6), and can also be used with the power supply (4) through this same modular connection design, resulting in a variety of structural combinations and uses Way; such as forming a small flashlight, as shown in Figure 12a, or a small desk lamp, and a pair of earphone hook-type air supply devices deformed by a gooseneck into a wireless earphone hook, as shown in Figure 12; buckle No. 6 (40 ), etc. can make the gooseneck butt joint into a loop to prevent it from falling off when worn, such as when worn on the neck.

Example 3

The difference from the improved embodiment in the above-mentioned embodiment 2 is that the electric fan of the air supply device does not have to be provided with a protective net, and the electric fan adopts a hidden fan blade design; such as a "bladeless fan" design, the common propeller The electric fan of the electric fan and turbo fan is placed in the air supply duct (21) or in the fan frame (3), and the air inlet (22) adopts the design of a ring-shaped narrow slit tuyere, or a straight or arc-shaped tuyere. Design, the air outlet (37) also adopts a straight or arc-shaped air outlet and a short narrow slit design, as shown in Figure 36; or the air inlet is a nozzle, the air supply pipe has a certain length, and the air supply pipe can be connected to the fan frame Or as a fan frame, the air inlet is far away from the fan blade; or the nozzle or pipe wall is provided with an air inlet and a protective net or dense small holes with similar protective nets. The air outlet is the nozzle far away from the fan blade, or the air outlet is also straight Or arc-shaped or annular narrow slit air outlet (36) design, as shown in Figure 34, 35, the air inlet and outlet, the wearing part in Figure 34 is the air supply tube, and the air tube in Figure 35 is used as a part of the wearing part in combination with the earphone holder This embodiment can prevent foreign objects from touching the fan blades, and can also achieve accurate and efficient air delivery to the parts of the human body that are prone to heat, sweat and heat dissipation, such as behind the ears, back of the neck, and back.

Example 4

As shown in Fig. 1, the difference from the above-mentioned embodiment is that the wearing part of the air blowing device is a headphone holder, and the material of the headphone holder can be hard metal, hard plastic, or elastic rubber or silicone or soft elastic plastic. , If it can be made into a solid earphone holder, it can also be made into a tubular earphone holder, which is convenient for the power cord to pass through, or a plate-shaped earphone holder with a certain degree of hardness and elasticity; as shown in Figure 1, the wearing part is the earphone holder Schematic diagram, its material is thin hard metal frame or thin plastic frame or silicone frame.

As an improvement of this embodiment, as shown in Figure 8, Figure 9, Figure 9a, Figure 9b, a folding frame (14) and a rotating shaft (13) are provided on the fan frame (3) or the bottom of the electric fan, and the folding frame (14) ) Or the bottom end of the rotating shaft (13) is connected with the wearing part. They allow the electric fan to adjust the angle, and reduce the thickness during folding. It is also convenient to carry. The folding frame (14) and the rotating shaft (13) can also be used with gooseneck Tube instead; as shown in Figure 8, the middle of the earphone holder is also provided with a slide or telescopic rod (15) for adjusting the length of the earphone holder to adapt to the body size of the wearing part, and the hinge shaft (19) can make the earphone holder easy to fold carry.

As an improvement of this embodiment, as shown in Figure 6, a supporting foot (10) is provided, or a supporting pad (27) is provided in Figure 36, or a supporting frame (41) is provided as a supporting member as shown in Figure 7, which can The electric fan can be separated from the human body to facilitate the blowing of the wind and increase the comfort of wearing; the supporting foot or support pad can be fixedly connected to the bottom of the electric fan or the frame or wearing parts, and can also be set through the buckle No. 1 (18 ), buckle No. 2 (24), buckle No. 3 (25) or self-adhesive buckle or magnetic buckle, so that it can be combined with an electric fan and power supply to form a modular structure design that can be combined or detached. It is convenient to disassemble and reduce weight when not in use; its use state is shown in Figure 16 and Figure 17, and can be worn on the head and neck; the bottom end of the folding frame (14) or the shaft (13) can also be connected with the supporting member , The supporting part is then installed and connected to the wearing part.

Example 5

The difference from the above-mentioned embodiment is that, as shown in Figure 27a, the wearing part (6) of the air blowing device is a belt or a rope or a chain. These three types are all flexible wearing objects. The belt includes a wide belt and a belt. Narrow belts; they are installed or fixed on the bottom of the electric fan or fan frame (3) or supporting parts of the air supply device, and their ends can be provided with belt buckles or self-adhesive buckles or buckles 6 No. (40) or threaded buckle to make the ends butt, convenient to tie on the neck and assist in wearing; its use state is shown in Figure 15, 15a, 15b, Figure 27 is a schematic diagram of the structure; belts, ropes, chains are also available The soft power cord of the air supply device is replaced; the belt, rope, and chain are also provided with elastic bands to adjust the length, or the elastic bands are directly used as wearing parts to meet the needs of different body sizes.

This embodiment has multiple variants of Figure 37 to Figure 42d, as follows:

As shown in Figure 37, it is a schematic diagram of an air supply device with a square fan frame (3). The wearing part is a belt with a clip (11). Both ends of the belt are equipped with belt buckles (42) or self-adhesive. Buckle or buckle, which can be broken down into an independent fan as shown in Figure 37a, which can be used as a hand-held fan or as a small table fan, and a strap as shown in Figure 37b. The strap can be tied to the neck or used as a hat strap. When used as a cap strap, it can be connected to the cap with a cap strap lock or hook or belt buckle or self-adhesive buckle or magnetic buckle or thread buckle or buckle or clip at both ends to realize modularity Structural design, or fixed connection; Figure 37c is a schematic diagram of Figure 37b with elastic bands (43).

Figure 38 is a schematic diagram of Figure 37 with a protective net (7) and a fixedly connected support frame (41). The side of the support frame against the human body conforms to the shape of the human body. The support frame (41) can also be replaced by a support pad (27).

Figure 39 is a schematic diagram of the detachable support frame (41) installed on the fan frame (3) by snapping No. 1 (18) or self-adhesive buckle or magnetic buckle, Figure 39a and Figure 39b are the disassembly of Figure 39a Figure 39a can be used as a hand-held fan or a small table fan; Figure 39b can be used as a chin strap with a chin pad; Figure 39c is a schematic diagram of the strap of Figure 39b and the support frame (41) being fixedly connected as a whole.

Fig. 40 is a schematic diagram of the portable air blowing device in Fig. 38 with a lamp holder (12) with a lamp holder rod (38) made of gooseneck tube.

Figure 41 is Figure 40 with the protective net (7) removed, and a fixed frame (32) [fixed frame (32) different from the fan frame (3) next to the fan blade], folding frame (14), and rotating shaft (13) The fixed frame is installed on the support frame (41) through buckle No. 1 (18) or self-adhesive buckle or magnetic buckle; the support frame (41) and the support pad (27) can be collectively referred to as the support seat, common helmet The chin liner of a safety helmet, military cap or police cap can be used as a support seat of the air supply device, and the material is usually soft plastic or rubber or silicone; Figure 41a shows the fixed frame part and support frame in Figure 41 ( 41) The use state diagram after separation is a small table fan with the lighting function of the table lamp; Figure 41b is a schematic diagram of the small table lamp and the small table fan in Figure 41a being separated into a small flashlight and independent small table fan; power supply, lamp holder, wearing The components can be fixedly installed or connected to the fixed frame through a modular structure design.

Figure 42 shows that the rotating shaft (13) in Figure 41 is equipped with small clips (44), which are snapped into the fixed frame (32) and are separated from the fixed frame (32); Figure 42a is the central part of Figure 42 taken out and becomes one A schematic diagram of an independent small clip fan with adjustable blowing angle; Figure 42b is a schematic diagram of the fixed frame (32) in Figure 41 being made into a frame clip (45), and the frame clip (45) is a large clip. Greatly reduce the volume; Fig. 42c shows that Fig. 42 does not have a support frame (41), and the fixed frame (32) is a schematic diagram of a clip (11) for mounting on the wearing part; Fig. 42d is a schematic diagram of Fig. 41 without a support frame ( 41) The fan frame is provided with a clip (11) for installing wearing parts.

This embodiment can be worn directly on the head, as shown in Figure 15, or can be worn on the chin with a hat as a cap strap, as shown in Figure 15a, or worn on the neck, as shown in Figure 15b, or can be worn on the human arm, etc. Other parts.

The various variants of the air supply device shown in Figs. 37 to 42d are not limited to the wearing part (6) as a belt, but are also applicable to other types of wearing parts in this patent application. It is only necessary to select suitable clips according to the different wearing parts. The buckle (11) or other installation connection parts such as self-adhesive buckle or snap buckle or magnetic buckle realize modular structure design or adopt fixed connection mode.

Example 6

The difference from the above-mentioned embodiment is that the wearing parts of the air supply device are soft metal wires, such as copper wire and aluminum wire. Except that the wearing parts are not hollow, they are similar to gooseneck tubes and can be deformed and used; they can also replace power supplies. Line use.

Example 7

The difference from the above embodiment is that the wearing part of the air supply device is a spectacle frame, and the electric fan is installed in the middle of the temple or the side of the spectacle frame, and can be worn on the head; or the connection between the base of the temple and the spectacle frame It is equipped with a hinge shaft (19), which is convenient for folding and storing or carrying; Figure 18 is a diagram of the state of being worn on the head, and the structure is shown in Figure 28 and 28a.

Example 8

The difference from the foregoing embodiment is that the wearing part of the air blowing device is a wireless earphone hook, which can be hung on the base of the ear. The material of the earphone hook is preferably rubber, and less preferably plastic; as shown in Figs. 19 and 30.

Example 9

The difference from the above embodiment is that the wearing part of the air supply device is earplugs, which can be hung on the ear sockets, and the electric fan can be connected with a tether, chain or power cord; as shown in Figures 20, 29, 29a; 29a is a schematic diagram of the structure of the earplugs combined with the neck headphone holder as the wearing part. When the earplugs and the rope and chain connecting the electric fan are removed, the air supply device becomes a headphone holder air supply device worn on the neck.

Example 10

The difference from the above embodiment is that the wearing part of the air supply device is ear studs, which can be hung on the earlobe. At this time, the air supply device requires a small weight, preferably not more than 20 grams; the ear studs are connected to the electric fan component You can use connecting rods or ropes, chains or power cords or shaft 13, folding frame 14, as shown in Figure 21, 31; earrings or earrings hooks can also be used instead.

Example 11

Different from the above embodiment, the wearing part is one of clothes, trousers, shoes, cap, mask, and gas mask; at this time, the wearing part does not have mounting holes, and the electric fan is placed on these parts, and the electric The fan is fixedly connected to these components through the bottom of the drive motor or the fan frame (3) or supporting feet (10) or supporting pads (27) or supporting frames (41) as supporting parts, or through buckles, magnetic buckles or self-adhesive The buckle is installed on these wearing parts to facilitate disassembly when it is not needed;

As an improvement of this embodiment, the electric fan is equipped with a folding frame (14) and a rotating shaft (13) or adopts a small section of gooseneck, which is fixedly connected to the wearing part through their bottom or through a buckle 5 at the bottom. No. (29) or threaded buckle or magnetic buckle or self-adhesive buckle or power plug socket are installed on these wearing parts, used for folding and turning, adjusting the air supply direction, and easy to carry;

Figure 24 is a state diagram of the air supply device with the wearing part being a cap and the turning part being a gooseneck tube worn on the head. As shown in Figure 25, if the shoulder of the clothing is equipped with an electric fan, the wind is blown to the human neck. Head; Figure 32 is a schematic diagram of the electric fan installed outside the mask.

Example 12

The difference from Embodiment 11 is that when the wearing parts (6) are ordinary clothes, trousers, shoes, hats, and masks, the electric fan is embedded in these wearing parts. That is, at this time, there are Install the mounting hole (30) of the electric fan of the air supply device, the electric fan is fixedly connected to the mounting hole, or there are self-adhesive buckles (31) or magnetic buckles or zippers or belt buckles or buckles or threaded buckles around the holes, Corresponding designs are also provided on the fan frame (3) of the electric fan or the bottom of the drive motor (2); or there is a fixed frame (32) at the remaining installation hole, or a support foot (10) or support pad (27) Or the supporting frame (41) is used as the supporting part, or the supporting part is added under the fixed frame, and the fixed frame or supporting part has a threaded buckle (33) or a buckle or a self-adhesive buckle (31) or a magnetic buckle for easy disassembly and assembly Or zipper or belt buckle or buckle or threaded buckle design. When necessary, install the electric fan on it through the bottom of the drive motor or the fan frame, blow the wind into it to circulate the air in the device, and use the same connection design cover when removing The hole is sealed, and the cover is made of the same material of the wearing part or one of plastic, rubber, and metal; the wearing part is left with an air outlet (34) to facilitate air circulation; the wearing part is the air supply device of the mask The protective net is made of the same material as the mask;

As shown in Figure 22 and Figure 25, Figure 22 is a schematic diagram of wearing a ventilation device with a mask as a wearing part. In Figure 25, an electric fan is embedded in the chest of the clothes, the thighs of the pants, the ankles of the shoes, and the top of the hat.

Example 13

The difference from Example 12 is that when the wearing parts are protective clothing, pants, shoes, hats, and gas masks, the electric fan is embedded in these wearing parts, and the air blowing device is installed in these wearing parts. The mounting hole (30) of the fan, the electric fan is fixedly connected to the mounting hole, or a fixing frame (32) is provided at the remaining mounting hole, or with or with supporting feet (10) or supporting pads (27) or The supporting frame (41) is used as a supporting part. The fixed frame or supporting part is provided with a threaded buckle (33) or a buckle for easy disassembly and sealing design, a sheet sealing ring pad, and a corresponding threaded buckle on the fan frame (3) Or buckle. At this time, the protection net of the air supply device is made of specific materials, such as dust-proof and anti-virus filter materials, filter boxes, which are convenient for people wearing protective clothing and other safety products; anti-virus filter materials refer to dust filter cotton and toxic dust filter Cloth, activated carbon mesh, etc., the filter box refers to the special dust and toxic gas filter box for safety protection products; no vents are provided on these wearing parts, and the original opening of the wearing parts is used to discharge the wind, or it can be set on these wearing parts. There are air outlets (34) to prevent air intake. For example, the air outlets are equipped with elastic sheets (35) made of rubber or silicone that can be stretched to seal. The elastic sheets will open when the air is out, and close when the air is not out to facilitate the air inside. Circulation and heat dissipation; when air supply is not needed, unneeded modular components such as electric fans, power supplies, switches, and governors can be removed, and sealed with a sealed cover or a cover with a frame of the same material as the wearing part Mounting holes, as shown in Figure 25. Figure 33 is a schematic diagram of the installation of an electric fan embedded in the gas mask, and Figure 23 is a diagram of the gas mask wearing state.

Example 14

On the basis of the above embodiment, the air supply device is provided with a short and flat blowing nozzle (9) or a button-shaped baffle (17) fixedly connected to the fan frame (3) or the bottom of the electric fan, The surface of the plate (17) parallel to the human body can be straight or arc; the blowing nozzle (9) and the deflector (17) can also be installed on the fan frame or the bottom of the electric fan through the buckle No. 4 (26) or the shaft , So that they can rotate or bend, so that the wind blows to the part of the human body that is easy to dissipate or a specific location, which improves efficiency, and is also convenient to disassemble and reduce weight when not needed. As shown in Figure 4, Figure 5, Figure 13, Figure 14;

As an improvement of this embodiment, an air supply pipe (21) is provided instead of the blowing nozzle (9) or baffle (17), the air supply pipe (21) is a hollow pipe, and the air supply pipe is fixedly connected to or passes through The buckle or threaded buckle is installed on the fan frame (3), or the air supply pipe replaces the fan frame (3) to install the electric fan in it, as shown in Figure 36.

As an improvement of this embodiment, the portable air blowing device is shown in Figure 43, and the air blowing pipe is an oblong air blowing pipe (46) that can be bent and deformed to replace the blowing nozzle (9) or the buckle-shaped baffle. (17), or use with them to send wind to specific parts of the human body.

As another improvement of this embodiment, the portable air blowing device is shown in Figure 44, and the air blowing pipe is a long flat air blowing pipe (47) instead of a blowing nozzle (9) or a button-shaped baffle (17), Or use them together to reduce the thickness and improve heat dissipation efficiency and wearing comfort.

Example 15

The difference in the above embodiment is that, as shown in Figure 34 and Figure 35, the wearing part (6) is an air supply tube or an air supply tube used as a part of the wearing part, and the air supply tube is provided with slits or round holes for blowing out The wind dissipates heat to the human body; Figure 34 is a schematic diagram of a ring-shaped air supply tube as a wearing part, with a ring-shaped narrow slit air outlet (36) on it, which is worn on the neck of the human body to supply air to the head and body; 35 is a schematic diagram of the air supply pipe as a part of the wearing part. It is provided with two electric fans and an air inlet (22) with an annular narrow slit. The air supply pipe is provided with a short slit air outlet (37) or The hole can accurately send the wind to the ears, nape, back and other parts of the human body that are prone to sweat and heat dissipation. It is also equipped with a telescopic rod (15) to adjust the length of the device to meet the needs of human size. As part of the component (6), the power supply (4) is connected with the earphone holder as a part of the wearing part. At this time, the power cord is built-in, and the power switch (5) can be integrated on the wearing part. It also has a self-adhesive buckle or card. Buckle No. 6 (40) is used to help wear it on the human body and prevent it from falling off; as an improvement of this embodiment, a support pad (27) is also provided to improve the comfort of wearing and also facilitate air supply; The material of the support pad (27) is preferably silica gel or sponge, or rubber, plastic, etc. Fig. 36 is a schematic diagram of the wearing part being an earphone holder or a gooseneck, and the electric fan is placed in the air supply duct. This embodiment is also partly explained in Embodiment 3.

Example 16

On the basis of the above embodiments, a temperature sensor (23) and a corresponding fan automatic electronic governor are provided. The temperature sensor (23) transmits the temperature signal of the human body or air to the automatic control box integrated in the switch box. Electronic speed controller, fan automatic electronic speed controller automatically controls the fan speed by adjusting the resistance voltage of the fan circuit or through the PWM method. When the human body or the ambient temperature is high, the automatic electronic speed controller automatically increases the fan speed. When the ambient temperature is low, the fan rotation speed is automatically reduced or the fan rotation is stopped, which is conducive to power saving and efficiency improvement, and also greatly improves human comfort, as shown in Figure 5.

As an improvement of this embodiment, the air supply device is provided with a plurality of electric fans, and the automatic electronic governor adjusts the air volume or the air supply position by controlling the switches of the plurality of fans at different times to meet the needs of the human body.

As another improvement of this embodiment, the automatic electronic governor can set the working time of the fan, which is convenient for users.

The above-mentioned embodiments are only preferred embodiments of the patent application. According to the principles of this application and the scope of the content, other personnel can also reorganize and retouch, and these improvements should also be regarded as the protection scope of this application.

Industrial applicability

This application is easy to obtain materials, easy to control cost, low process difficulty, suitable for a large number of people, easy to popularize and popularize; the device is portable in structure, small in size, light in weight, convenient to carry, energy saving and efficient, and can be worn on the human body to send wind to the human body. The parts that are prone to sweat and heat dissipation, combined with a modular and detachable design, are flexible and changeable. Further, the fan can also realize automatic speed adjustment to meet the needs of various occasions and bring a comfortable experience to the public.

Claims (10)

A portable air blowing device, including a wearing component (6), an electric fan, and a power supply component; the electric fan includes a fan blade (1) driving a motor (2); the power supply component includes a power supply (4) and a driving motor connected in series (2) The switch (5) between the power supply (4); the power supply (4) provides power for the drive motor (2) to drive the fan blade (1) to rotate; Its characteristics are: The electric fan blade (1) is made of soft material or hard material; The soft material is one of soft plastic, soft rubber, soft silicone, cloth and soft leather; The hard material is one of hard plastic, metal, hard rubber, hard silicone, wood and cardboard; The parts of the portable air blowing device are fixedly connected or designed for a modular structure that is easy to be separated and combined for use. The portable air blowing device according to claim 1, wherein the electric fan is provided with a fan frame (3); A protection net (7) is provided on the fan frame (3), or the electric fan is a hidden fan blade design to prevent foreign objects from touching the fan blade; The fan frame adopts hard materials, or adopts light materials or soft elastic materials to reduce weight and enhance wearing comfort; The protective net adopts soft material, which reduces the weight of the device and increases the wearing comfort, or adopts hard material to enhance the anti-collision ability. The portable air blowing device according to claim 1, characterized in that: the switch (5) is an ordinary switch or a speed control switch, or a speed regulator is connected in series between the ordinary switch and the drive motor (2); or The portable air supply device is provided with a temperature sensor (23), and the speed governor or speed governing switch to which it is connected is an automatic electronic governor, which can automatically control the speed and switch of the electric fan according to temperature changes; The electronic speed controller can set the working time of the electric fan; the power cord of the portable fan power supply is equipped with a USB power plug No. 1 (8), which can be inserted into the drive motor of the corresponding electric fan or the power jack of the fan frame In the power jack (28) of the power supply (4), a round plug jack is used to facilitate disassembly and assembly; or an insulating rubber plug or gasket is provided at the power jack opening to play the role of insulation and waterproofing. The portable air supply device according to claim 1, characterized in that: the wearing part (6) is an earphone holder, a belt, a rope, a chain or a gooseneck, a soft metal wire, a spectacle frame, an earphone hook, an earplug, and an earring Bands include wide bands and narrow bands such as bands; or bands, ropes, chains are replaced by soft power cords; or earrings are replaced by earrings or earrings hooks; the wearing parts are directly worn for use, or the wearing parts (6) Both ends are equipped with buckle or butt belt buckle, self-adhesive buckle, buckle No. 6 (40) or threaded buckle to make the ends butt, assist in wearing; with buckle No. 2 (24) or clip The buckle (11) or self-adhesive buckle or magnetic buckle connects the wearing part (6) with the fan frame or the bottom of the drive motor, realizing a modular structure design that is easy to disassemble and connect; the wearing part (6) cannot be folded or provided The hinge shaft (19) makes it easy to fold and carry; the wearing part (6) cannot be adjusted in length or is provided with a length-adjusting part telescopic rod (15) or slide or elastic band to suit the needs of different wearing parts and human body sizes; Or the wearing part (6) is an elastic band; the wearing part has no protective layer on the surface, or is provided with a layer of silica gel, rubber, soft plastic or baking varnish as a protective layer. The portable air blowing device according to claims 1 and 2, characterized in that: a blowing nozzle (9) or a deflector (17) is provided, and the deflector (17) is straight or arc-shaped parallel to the human body; The blowing nozzle (9) and the deflector (17) are fixedly connected, or the blowing nozzle (9) and the deflector (17) are respectively installed on the fan frame (3) or the bottom of the electric fan through the buckle No. 4 (26) or the shaft , So that they can adjust the direction, so that the wind blows to the part of the human body that is easy to dissipate or a specific location, which improves efficiency and is also convenient to disassemble and reduce weight when not needed; or equipped with air supply pipe (21), air supply pipe Fixedly connected to or installed on the fan frame (3) through a buckle or threaded buckle, or the air supply pipe (21) replaces the fan frame to place the electric fan in it; or the wearing part is the air supply pipe (21) or the air supply The air duct (21) is used as a part of the wearing part, and the air supply pipe is provided with an annular narrow slit air outlet (36) or a short slit air outlet (37) or holes for blowing out the wind; or the portable air blowing device is provided with The air supply pipe is a long round air supply pipe (46) or a long flat air supply pipe (47). The portable air supply device according to claim 1, characterized in that: the power source (4) is a rechargeable battery box with a built-in rechargeable battery or a normal battery box with a common battery, or a small power bank, or a solar panel ; The power supply is fixedly connected to or installed on the fan frame (3) or wearing part (6) through the buckle No. 3 (25) or self-adhesive buckle or the power plug socket, or hung on the neck or put in the pocket, or Placed in the wearing part (6); or the power source is an external power source. The portable air blowing device according to claims 1 and 2, characterized in that: a supporting foot (10) or a supporting pad (27) or a supporting frame (41) is provided as a supporting member, which is fixedly connected to the bottom of the electric fan or Mounting buckles No. 1 (18), No. 2 (24), No. 3 (25) are provided on the fan frame or wearing part, or on the bottom or frame, power supply part, and wearing part of the fan and the electric fan. Or clip (11), or they are equipped with corresponding self-adhesive buckle or magnetic buckle, so that they can be used in combination, or they can be separated and combined for use; clip (11), self-adhesive buckle , The magnetic buckle can also play a role in adjusting the position and direction of the electric fan on the wearing part; the middle section of the wearing part (6) is provided with a threaded buckle (16) or a buckle, so that the wearing part can be Split and use in combination. The portable air supply device according to claims 1 and 2, which is characterized in that: a lamp holder (12) is provided with a section of the lamp holder rod (38) that can be bent and adjusted, which is fixedly connected to the fan frame or worn On the component, or with the power supply (4) through the power plug No. 2 (39) into the power jack (28) or buckle or magnetic buckle or self-adhesive buckle and fan frame (3) or supporting component or wearing component ( 6) The installation and connection design can be split and combined into an independent lighting device or air supply device; a clip (20) is provided on the fan frame (3) or supporting part to hold the mini microphone or small pen. The portable air blowing device according to claims 1 and 2, characterized in that: the electric fan is provided with a folding frame (14) and a rotating shaft (13), which are fixedly connected to the wearing part through their bottom or through a buckle at the bottom No. 5 (29) or threaded buckle or magnetic buckle or self-adhesive buckle or power plug socket is installed on the wearing part for folding and adjusting the air supply direction. The thickness of the device is also reduced during folding, which is convenient for carrying; Or the folding frame (14) and the rotating shaft (13) are replaced by a gooseneck tube; a fixed frame (32) is provided; the power supply, the lamp cap, and the wearing parts can be fixedly installed or connected to the fixed frame through a modular structure design. The portable air blowing device according to claims 1 and 2, characterized in that: the wearing part (6) is one of clothes, trousers, shoes, caps, masks and gas masks; at this time, the electric fan passes through Any one of the following four ABCD methods works with the wearing part: A. These wearing parts do not have mounting holes. The electric fan is placed on these parts. The electric fan is fixedly connected to the wearing parts through the bottom of the drive motor or the fan frame (3) or supporting parts, or through buckles or magnetic Suction buckles or self-adhesive buckles (31) are installed on these wearing parts for easy disassembly when they are not needed; Or B. These wearing parts do not have mounting holes, and the electric fan is equipped with a folding frame (14) and a rotating shaft (13) or a small section of gooseneck tube for folding and steering, and is fixedly connected to the all through their bottoms. These wearing parts can be installed on these wearing parts through snaps No. 5 (29) or threaded buckles or magnetic buckles or self-adhesive buckles or power plug sockets for easy disassembly; or C. The wearing parts (6 When) is one of ordinary clothes, trousers, shoes, hats and masks, the electric fan is embedded in these wearing parts, and mounting holes (30) for installing the electric fan are reserved in these wearing parts, and the electric fan is fixed Connected to the mounting hole, or there is a self-adhesive buckle (31) or magnetic buckle or zipper or belt buckle or buckle or thread buckle design around the hole, also on the fan frame (3) of the electric fan or at the bottom of the drive motor (2) Corresponding design; or a fixed frame (32) is provided at the remaining installation hole, or a supporting foot (10) or a supporting pad (27) or a supporting frame (41) is provided as a supporting component, or a support is added under the fixed frame Component, the fixed frame or supporting component has a threaded buckle (33) or a buckle or a self-adhesive buckle (31) or a magnetic buckle or a zipper or belt buckle or a buckle or a threaded buckle for easy disassembly. Install it on it, blow wind into it to circulate the air in the device, and seal the hole with a cover of the same connection design when removing it. The cover uses the same material of the wearing part or one of plastic, rubber or metal; The wearing part is provided with an air outlet (34) to facilitate air circulation; the protective net of the portable air supply device whose wearing part is a mask is made of the same material as the mask; Or D. When the wearing parts are one of clothing, pants, shoes, caps, and gas masks for protective equipment, the electric fan is embedded in these wearing parts, and the portable air blowing device is installed in these wearing parts. The mounting hole (30) of the fan, the electric fan is fixedly connected to the mounting hole, or a fixed frame (32) is provided at the remaining mounting hole, or a supporting foot (10) or a supporting pad (27) or a supporting frame (41) ) As a supporting part, or a supporting part is installed under the fixed frame, the fixed frame or supporting part is provided with a threaded buckle (33) or a buckle for easy disassembly and sealing design, and a sheet sealing ring pad is provided. The fan frame (3) also has corresponding screw buckles or buckles for easy installation, connection and disassembly; the protective net (7) of the portable air supply device is made of specific materials, such as dust-proof and anti-virus filter materials and filter boxes, which are convenient to wear Use by personnel of protective clothing and safety products; no vent holes or vent holes (34) that prevent air intake are provided on the wearing parts, and the vent holes are provided with elastic sheets made of rubber or silicone that can be stretched ( 35) To seal, it will open when the air is out, and close when it is not, so as to facilitate the air circulation and heat dissipation; when the air supply is not required, remove the unnecessary modular parts such as the electric fan, the power supply, the switch and the governor, The mounting hole is sealed with a sealed cover or a cover with a frame of the same material as the wearing parts.

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