WO2018034361A1 - Fan for fan heater - Google Patents

Abstract

The present invention relates to a fan for a fan heater and, more specifically, to a fan for a fan heater, which is configured by installing an outer mushroom-shaped fluid guide plate, an inner heat-reflecting plate, and a thermoelement which is installed in the central portion of the heat-reflecting plate, and by installing a blower fan means on an upper surface of the fluid guide plate, and which is mounted over a heating means, such that the thermoelement generates an electromotive force due to the temperature difference between the heat generated by the heating means and the cold air flowing in from the fluid guide plate, and a blowing force, obtained by operating the blower fan means by the electromotive force, flows down along the upper surface of the fluid guide plate (the so-called Coandă effect), and, via the heating means, the heat reflected by the heat-reflecting plate is forcibly circulated to a floor surface, thereby effectively heating an indoor space.

Description

Fan for hot air fan

The present invention relates to a fan for a hot air fan, and more particularly, a thermoelectric element installed at a central side of a heat guide plate and a heat reflection plate provided on the inside, and a fluid guide plate on the outside of the shape of a hat shade. Blowing fan means is installed on the upper surface of the fluid guide plate, the thermoelectric element is installed by the temperature difference between the heat generated by the heating means and the cold air introduced from the fluid guide plate side by mounting it on the upper side of the heating means. The heat reflecting plate through the heat means while causing the electromotive force so that the blowing force obtained by operating the blowing fan means through this electromotive force flows to the lower side along the upper surface of the fluid guide plate (aka Coanda effect) It is possible to forcibly circulate the reflected heat to the floor to effectively heat the room. It relates to a fan for the fan heater.

Conventionally, as a means for heating a room, a method of installing and operating a boiler for supplying hot water to a floor, using a heating device such as a heating mat or electric blanket, a heating device, etc. It has been heating the room using a variety of technologies, such as the method of blowing the warm air to the fan to ensure heating.

However, these days when the lifestyle is diversified, leisure activities have become a daily life, and many indoor activities are performed even in the narrow spaces of mobile rest means such as tents and mobile containers.

As such, most of the mobile rest means such as tents or other movable containers installed as part of leisure activities are not provided with electric facilities.

Therefore, a portable heating apparatus such as a mobile oil stove or other gas stove is mainly used for the interior space of such a small (rest) rest means for heating the interior in the cold season.

This is a simple resting place heating device, conventionally combined a small heating means such as a portable gas burner in the lower portion of the heating boiler that is made small to carry by hand to heat the heating water tank, A simple resting place heating apparatus is disclosed in Korean Patent Registration No. 10-0306289 for circulating a small heating mat to heat the living room and sleeping in a cold weather.

[Preceding technical literature]

[Patent Documents]

(Patent Document 1) KR 10-0306289 (Registration No.) 2001.08.07.

(Patent Document 2) KR 10-1320980 (Registration No.) 2013.10.16.

(Patent Document 3) KR 10-1257654 (Registration No.) 2013.04.17.

As mentioned above, the domestic petroleum heater is not suitable to carry during mountain climbing or leisure activities, and the household electric heater is not suitable for carrying, and cannot be used because it is not possible to obtain power in the outdoors, Although easy to carry, there is a problem that cannot be used because of the power supply.

Therefore, the conventional simple resting place heating device designed to solve the above problems is also expensive to install and complicated, it is unreasonable to heat the interior of a mobile resting space such as a tent.

In addition, in the past, a small stove has been developed and used to be used in a tent or the like, but there is also a problem that the heating efficiency is extremely low on the bottom side because the warmth rises to the upper side.

Accordingly, the present invention has been made to solve the above problems,

An object of the present invention is to provide a fan for a hot air fan that is installed on the top of the stove can spread the warm heat of the stove to the surroundings.

In addition, another object of the present invention is to provide a fan for a hot air fan having a thermoelectric element capable of producing electricity by a temperature difference so as to effectively heat a room without a separate driving power source.

The present invention for achieving the above object is a fan for a hot air fan,

A hat-shaped fluid guide plate including an upper surface portion and a round portion formed in a streamline shape having a larger diameter while being bent downward from an edge of the upper surface portion, and a support provided on a stove providing a heat source while being provided on an inner lower side of the fluid guide plate. Brackets are provided in the upper surface portion forming the fluid guide plate and a blowing fan means for blowing air, the wind generated in the blowing fan means flows along the outer side of the round portion of the fluid guide plate.

Therefore, the fan for the hot air blower according to the present invention has the effect that the wind generated by the rotation of the fan at the top flows through the streamlined fluid guide plate to the warm heat generated from the hearth of the bottom spreads to the surroundings.

In addition, the present invention generates an electromotive force by the temperature difference of the thermoelectric element provided therein, and by using the electromotive force to drive the blower fan has the advantage of reducing the cost to reduce the burden on the installation of the external power source.

In addition, the present invention can be easily mounted on the upper side of the stove, as well as convenience, the blowing force generated in the blowing pen is a coanda effect (coanda effect) moving along the fluid guide plate to the bottom surface while being reflected by the heat reflecting plate By guiding the forced circulation to the floor surface there is an advantage that the heating of the room is very effective in the narrow space of the mobile rest means, such as a tent or a mobile container.

1 is a schematic perspective state diagram in which a fan for a hot air heater using a coanda effect according to the present invention is mounted on an upper side of a stove,

Figure 2 is a schematic cross-sectional state diagram mounted on the upper side of the stove fan for the hot air heater using the Coanda effect according to the present invention,

3 is a perspective view and an enlarged cross-sectional view of a main fan for a hot air fan using a coanda effect according to the present invention separated from a stove;

4 is a schematic operating state diagram in which a fan for a hot air blower using a Coanda effect according to the present invention is mounted on an upper side of a stove to transmit warmth to the bottom surface of an indoor space in which heating is performed.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described to be easily carried out by those of ordinary skill in the art.

As shown in FIGS. 1 to 4, the fan 100 for a hot air fan using the Coanda effect according to the present invention,

A hat-shaped fluid guide plate 110 formed of a circular round portion 112 formed in a streamlined shape having a larger diameter while bending downward from an edge of the upper surface portion 111 and the upper surface portion 111;

Support brackets 130 which are provided on the inner lower side of the fluid guide plate 110 to be placed on the upper surface of the stove 120 for providing a heat source,

 The heat reflection plate is installed on the outside of the support bracket 130, and the convex portion and the downwardly inclined surface which are convex upwards are formed so that the warmth rising from the upper surface of the stove 120 can be converted downward along the slope. 140),

A thermoelectric element 150 installed on the support bracket 130 to generate an electromotive force by a temperature difference between upper and lower surfaces thereof, and

It is composed of a blowing fan means 160 which is installed on the upper surface portion 111 forming the fluid guide plate 110 to blow the air,

The blowing force generated by the blowing fan means 160 is guided along the surface of the fluid guide plate 110 and the heat induced by the heat reflection plate 140 and the heat rising from the side of the stove 120. By forced forced circulation downwards, the room can be heated quickly and effectively.

In general, a thermoelectric element refers to a device that converts thermal energy into electrical energy. A device that converts thermal energy and electrical energy, a device using a temperature change of electrical resistance, and a phenomenon in which electromotive force is generated by a temperature difference. And a device using a phenomenon in which heat is absorbed by a current.

Therefore, the present invention does not require a separate power source by driving the blowing fan means 160 by using the electromotive force of the thermoelectric element 150 can be reduced operating costs.

Here, the heat reflection plate 140 on an end side of the round part 112 forming the fluid guide plate 110 to form a space 170 between the fluid guide plate 110 and the heat reflection plate 140. ) End is connected to form a structure. The longer the height between the upper surface portion 111 of the fluid guide plate 110, the direction control plate 113, the more preferable results are obtained.

The stove 120 is to provide a heat source, in the present invention, the stove 120 includes a variety of products that provide a heat source. For example, a firewood boiler, a hot air fan, a gas burner, or a gas boiler may be included.

On the other hand, the support bracket 130 is to be placed on the stove 120 to provide a heat source, made of a heavy metal plate may be mounted on the stove or fixed to the stove with bolts and nuts or the like. It may also be coupled in a bolt and nut or various removable ways on the side rather than on the stove.

In addition, the heat reflection plate 140 preferably has an upwardly convex portion and a downwardly inclined surface. However, the heat reflection plate 140 may also result in the ball invention even when formed in a flat plane.

And the upper surface of the thermoelectric element 150 is provided with a cooling plate 180 for transmitting external cold air to the thermoelectric element 150, the fluid guide plate 110 and the heat reflection plate 140 A plurality of cooling pipes 190 having one end connected to the cooling plate 180 and the other end connected to an inner surface of the fluid guide plate 110 are formed in the space 170 formed between the plurality of spaces. .

Therefore, the outside of the cool air to the upper surface of the thermoelectric element 150 through the fluid guide plate 110, the cooling pipe 190 and the cooling plate 180 is achieved. Here, the cooling pipe 190 may be named a heat pipe, and their functions are the same.

As a result, the thermoelectric element 150 has the cold air transferred to the upper surface as described above, and the warmth is transmitted by the stove 120 to the lower surface, thereby generating a temperature difference between the upper and lower surfaces of the thermoelectric element 150. ) Generates electromotive force.

In addition, the outer circumferential surface of the round part 112 forming the fluid guide plate 110 is provided with a heat sink 114 protruding outward to facilitate heat transfer to the cooling pipe 190.

Here, the heat sink 114 is preferably provided with a plurality of predetermined intervals in the circumferential direction of the outer peripheral surface of the round portion 112. More preferably, when the heat sink is lowered from the round part 112, it takes a screw shape at a predetermined interval. In this case, by inducing a stronger air flow from the upper surface 111 to the lower end of the fluid guide plate 110 can maximize the effect of cooling.

In addition, the space portion 170 formed between the fluid guide plate 110 and the heat reflection plate 140 is provided with a power storage means (not shown), if necessary, auxiliary power or charging of the cell phone 120, etc. To be used.

The heat of the heat reflection plate 140 is transferred to the round part 112 between an inner end of the round part 112 forming the fluid guide plate 110 and an end of the heat reflection plate 140. It is preferable to configure so that the insulating plate 141 to prevent the further provided.

And the blowing fan means 160 is installed to the inner surface of the blowing fan 161 and the upper surface portion 111 is installed to the upper surface of the upper surface portion 111 formed in the fluid guide plate 110 It is composed of a blowing motor 162 that can drive the blowing fan 161.

Therefore, the blowing motor 162 may be operated by using the electromotive force of the thermoelectric element 150, thereby rotating the blowing fan 161.

In addition, the blowing fan means 160 may be provided with a multi-stage switch means (not shown) to adjust the blowing rotational force.

Through the switch means it is possible to properly adjust the heating performance of the room.

Here, the fluid guide plate 110 flows along the inclined surface of the fluid guide plate 110 by using a so-called Coanda effect that allows a part of the wind generated from the blowing fan 161 to be guided along its surface. I will go.

The Coanda Effect refers to the Coanda Effect, which was discovered by a person named Coanda after seeing a plane's fuselage and white smoke flow through the plane's fuselage when the jet plane crashed. ) Refers to the effect of flowing along a curved material.

Therefore, the wind (fluid) generated while the blowing fan 161 rotates flows along the surface of the fluid guide plate 110.

Wind (blowing force) flowing along the surface of the fluid guide plate 110 passes through the round part 112 and piggybacks the heat (warm) generated in the stove 120 to force it to the lower side of the room forcibly. You can do it.

Therefore, it is possible to easily heat the interior of the mobile resting space, such as a tent.

And at the end of the round portion 112 forming the fluid guide plate 110 is further provided with a direction control plate 113 to adjust the direction of the wind blowing air blowing the air while adjusting the direction control plate 113 up and down The direction of can be easily adjusted.

In addition, the direction control plate 113 is provided with a direction control plate rotation means for adjusting it to be able to adjust.

That is, the direction control plate rotation means is installed at the end of the round portion 112 forming the fluid guide plate 110 along the circumferential surface of the wire rod 112a, one end of the direction control plate 113 In the fitting portion to install the wire rod 112a is installed,

 The insertion part of the direction control plate 113 may be inserted into the wire rod 112a to be configured to rotate the direction control plate 113 around the wire rod 112a.

This is because the direction of the wind (blowing force) flowing along the surface of the fluid guide plate 110 is changed to the upper side or the lower side as the direction control plate 113 is rotated so that the circulation direction of the warmth is also changed together Can be adjusted accordingly to improve heating efficiency.

The present invention may be formed in a variety of shapes, such as a polygonal shape, such as a hatshade, a triangle or a quadrilateral, so as to facilitate the rotation of the direction control plate 113.

In addition, the direction control plate 113 may be independently configured so that each can be rotated by installing to be separated into a plurality.

In this way, the direction control plate 113 is divided into a plurality of pieces so that each direction can be adjusted to partially change the direction of the heating can be utilized in the heating of the room more efficiently.

Here, as a means for configuring the direction control plate 113 to be rotated around the wire rod (112a) a plurality of irregularities along the circumferential surface in the longitudinal direction on the outer surface of the wire rod (112a) The concave portion of the direction control plate 113 is configured to fit the convex portion of the wire rod 112a by placing a plurality of concave-convex shapes along the circumferential surface on the inner surface of the fitting portion of the direction control plate 113.

Accordingly, when the direction control plate 113 is rotated, the concave portion formed on the inner surface of the fitting portion of the direction control plate 113 elastically picks up the convex portion of the wire rod 112a, and the rotation is possible in stages.

In this way, the direction control plate 113 can be rotated step by step around the wire rod (112a).

In addition, as another means for configuring the direction control plate 113 to be rotated around the wire rod 112a, the fitting portion of the direction control plate 113 is tightly inserted into the wire rod 112a. You can do

As a result, the direction control plate 113 can be tightly and forcibly rotated around the wire rod 112a.

In addition, the means for configuring the direction control plate 113 to be rotated around the wire rod 112a may be implemented in various configurations that can be easily implemented by those skilled in the art.

And the connecting portion where the end side of the round portion 112 formed on the fluid guide plate 110 and the end side of the heat reflection plate 140 meets the separation distance at regular intervals from the outer surface of the upper end of the stove 120 It is installed so that d1) may be formed.

Here, the separation distance d1 is sufficient to allow the heat rising to the upper side of the stove 120 to descend to the lower side through the heat reflection plate 140.

And the end portion of the direction control plate 113 connected to the round portion 112 while forming the fluid guide plate 110 is preferably installed so as to be located on the lower side than the height of the upper surface of the stove 120. .

That is, by installing the end portion of the direction control plate 113 to be located on the lower side than the height of the upper surface of the stove 120 is forced to circulate the heat generated from the stove 120 more effectively can be improved heating efficiency Will be.

And the outer side of the blowing fan means 160 may be configured by installing a safety net (not shown) to prevent a safety accident.

Looking at the function of operating the fan 100 of the present invention configured as described above is as follows.

First, it is mounted on the upper surface of the stove 120 by using the support bracket 130 provided in the fan 100 for the warm air.

Subsequently, when the stove 120 is operated, heat is raised to the lower surface of the thermoelectric element 150 to be heated.

At this time, through the fluid guide plate 110, the cooling pipe 190 and the cooling plate 180, the external cold air is quickly transferred to the upper surface of the thermoelectric element 150, the upper and lower surfaces of the thermoelectric element 150 Temperature difference occurs.

As a result, the thermoelectric element 150 generates an electromotive force by the temperature difference between the upper and lower surfaces of the thermoelectric element 150.

Subsequently, the blower motor 162 is operated by the electromotive force of the thermoelectric element 150, thereby rotating the blower fan 161.

Then, the wind generated in the blowing fan 161 is guided along the surface of the fluid guide plate 110 to flow down along the slope of the round part 112.

The wind flowing down the inclined surface of the round part 112 is forced to circulate the heat generated from the stove 120 to the lower (bottom) side while passing through the end of the direction control plate 113.

At this time, by rotating the direction control plate 113 may adjust the circulation direction of the heat to heat the room.

As described above, the fan for the hot air blower of the present invention is provided with a thermoelectric element installed on the central side of the heat guide plate and the heat reflection plate provided on the inside and the fluid guide plate on the outside of the shape of the hat shade. The upper surface is provided with a blower fan means, which is mounted on the upper side of the heating means, and the thermoelectric element is electromotive force due to the temperature difference between the heat generated by the heating means and the cold air flowing from the fluid guide plate side. Heat that is reflected by the heat reflecting plate through the heat means while causing the blowing force obtained by operating the blowing fan means through this electromotive force to flow to the lower side along the upper surface of the fluid guide plate (aka coanda effect). It is possible to force the circulation to the floor surface to effectively heat the room.

[Description of the code]

100: hot air fan

110: fluid guide plate

  111: upper portion 112: round portion 112a: wire rod 113: direction control plate

120: stove 130: support bracket

140: heat reflection plate 150: thermoelectric element

160: blowing fan means

  161: blower fan 172: blower motor

170: space portion 180: cooling plate 190: cooling pipe

Claims (10)

In the fan for the hot air fan, A hat-shaped fluid guide plate including an upper surface portion and a round portion formed in a streamlined shape having a larger diameter while bending downward from an edge of the upper surface portion; Support brackets which are provided on the inner side of the fluid guide plate while being placed on the stove providing a heat source,  And a blowing fan means installed at the upper surface portion forming the fluid guide plate to blow air. The wind generated by the blowing fan means flows along the outer side of the round portion of the fluid guide plate fan. The method of claim 1, While installed on the support bracket, the fan for a hot air fan further comprises a thermoelectric element to generate an electromotive force by the temperature difference between the upper and lower surfaces. The method of claim 2, And a plurality of cooling pipes connected to the fluid guide plate to transfer the outside cold air of the fluid guide plate to the thermoelectric element. The method of claim 3, Is installed on the outside of the support bracket, the fan for the hot air fan is further provided with a heat reflection plate is formed to connect the convex portion and the downward inclined upwards. The method of claim 4, wherein The cooling pipe is provided in a space formed between the fluid guide plate and the heat reflection plate, A fan for a hot air fan installed at an upper surface of the thermoelectric element and having one end connected to a cooling plate for transmitting external cold air to the thermoelectric element, and the other end connected to an inner surface of the fluid guide plate. The method of claim 5, And a heat dissipation plate protruding outward from an outer circumferential surface of the round part forming the fluid guide plate. The method of claim 4, wherein Fan of the warm air fan is further provided with a direction control plate at the end of the round portion forming the fluid guide plate. The method of claim 7, wherein The direction control plate further comprises a direction control plate rotation means for rotating the direction control plate, The direction control plate pivot means installs a wire rod along its circumferential surface at an end portion of the round portion forming the fluid guide plate, and installs a fitting portion to which the wire rod is fitted at one end of the direction control plate, thereby providing the direction control plate. A fan for a warm air fan, the insertion part of which is inserted into the wire rod and the direction control plate is rotated around the wire rod. The method of claim 7, wherein And a connection portion where the end side of the round portion formed on the fluid guide plate and the end side of the heat reflection plate meet each other has a predetermined distance (d1) at a predetermined distance from an outer edge portion of the upper end of the stove. The method of claim 9, The end of the direction control plate connected to the round portion while forming the fluid guide plate is configured to be installed so as to be located on the lower side than the height of the upper surface of the stove.

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