CN201767036U - Low-voltage electric heating thermal underwear taking cotton/stainless steel blended yarn as conductive heating wires - Google Patents

Abstract

The utility model relates to a low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as a conductive heating wire, which comprises clothing, a conductive wire, a temperature probe, a lithium-ion battery and a main control chip connected to each other, wherein the clothing consists of three layers , the innermost layer is a close-fitting layer, the middle layer is a conductive heating layer woven with cotton/stainless steel blended yarn, and the outermost layer is a thicker thermal layer; the conductive yarn is interwoven into the conductive heating layer and cotton/stainless steel blended yarn The two temperature probes are connected to the respective temperature control lines; the two temperature control lines are respectively connected to the lithium ion battery and the main control chip. chip connected. The utility model adopts a portable low-voltage DC power supply for power supply and heating, can be repeatedly charged and used, is easy to heat up, is safe and convenient, has high heat preservation efficiency, is comfortable to wear, and has a wide application range.

Description

Low-voltage electric heating thermal underwear with cotton/stainless steel blended yarn as conductive heating wire

technical field

The utility model relates to thermal underwear, in particular to a low-voltage electric thermal thermal underwear which uses cotton/stainless steel blended yarn as a conductive heating wire.

Background technique

In recent years, with the increasing development of thermal fabrics, the concept of thermal insulation has become more and more abundant. As for thermal underwear itself, although the material is thinner and softer than before, most people still think that keeping warm is the most important thing. People have higher and higher requirements for the comfort and efficiency of keeping underwear warm.

Today, with the rapid development of fashion, it seems that no type of clothing is introduced faster than underwear, including thermal underwear. The ever-changing high-tech factors of underwear, such as fabrics, tailoring, shape design, etc., will play an important role in the development of thermal underwear. But thermal underwear does not only need to be developed by changing the fabric, changing the fabric structure, and changing the clothing style. Now, what thermal underwear needs most is the cross-combination of multiple fields, such as the combination with electronics and the combination with sensor systems. Technological innovation is becoming more and more important in the field of thermal underwear. Only these smart thermal underwear can bring thermal underwear. Real reform and advancement.

Contents of the invention

The technical problem to be solved by the utility model is to provide a low-voltage electric heating thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire, which can provide low-voltage direct current to heat the clothes through the lithium-ion battery, and has high heating efficiency, stability and safety, and is easy to wear. Comfortable and convenient, high thermal efficiency, cheap, easy industrialization, suitable for people of different ages, especially suitable for journalists, athletes, workers, border guards, etc. who have to work outside in cold winter.

The technical solution adopted by the utility model to solve the technical problem is: to provide a low-voltage electric heating thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire, including clothing, conductive wire, temperature probe, and interconnected lithium-ion batteries and the main control chip, the clothes are composed of three layers, the innermost layer is a close-fitting layer, the middle layer is a conductive heating layer woven with cotton/stainless steel blended yarn, and the outermost layer is a thickened thermal layer; The conductive filaments mentioned above are interwoven into the conductive heating layer to contact the cotton/stainless steel blended yarns, and are respectively connected to the lithium-ion battery and the main control chip; the two armpits of the clothes are respectively installed There is one temperature probe; the temperature probes are connected to respective temperature control lines; the two temperature control lines are respectively connected to the lithium ion battery and the main control chip.

The lithium-ion battery and the main control chip are installed in a square plastic mold equipped with a liquid crystal display; the liquid crystal display is connected with the lithium-ion battery and the main control chip; the plastic mold is placed In the mobile phone bag on the belt of the clothing; there are two holes beside the plastic mold, one is used to charge the lithium ion battery, and the other is used to place a rotary switch to control the flow of electric current.

Two button connectors are fixed at the hem of the clothes, one of which is connected to the conductive wire, and the other is connected to the temperature control line; the belt is provided with two interconnected button connectors. device, and correspond to the two button connectors at the hem of the clothes, one of which is connected to the lithium-ion battery through a wire, and the other is connected to the main control chip through a wire.

100-500 cotton/stainless steel blended yarns are woven on the conductive heating layer; the conductive filaments are criss-crossed into the conductive heating layer and contact vertically with the cotton/stainless steel blended yarns.

The temperature probe is a Pt100 temperature probe, and is welded together with the respective temperature control lines by heat shrinkable tubes; the two temperature control lines are placed vertically on both sides of the waist of the clothing.

The electrical conductivity of the cotton/stainless steel blended yarn is 10 ² -10 ³ Ω/cm.

The conductive wire is a zero-resistance wire; the temperature control wire is a wire covered with an insulating layer.

The button connector is an iron button connector.

The next-to-body layer is made of modal fabric, or pure cotton fabric, or soybean protein fiber fabric.

Beneficial effect

Due to the adoption of the above-mentioned technical scheme, the utility model has the following advantages and positive effects compared with the prior art: (1) the utility model has high heating efficiency, is stable and safe, and has high heat preservation efficiency; (2) the utility model can Repeated use after multiple charges, charging for 1-2 hours, continuous heating for 3-8 hours; (3) The utility model is comfortable and light to wear; (4) The square mold of the utility model can be disassembled at will, and the clothes can be washed repeatedly; (5) The utility model has cheap materials, convenient weaving and cutting, and is suitable for large-scale production; (6) the utility model has great consumer demand and a promising market prospect.

Description of drawings

Fig. 1 is the expanded view of the conductive heating layer of the present invention;

Fig. 2 is a heating and temperature feedback loop diagram on the conductive heating layer of the present invention;

Fig. 3 is a system block diagram of the circuit control unit of the utility model.

Detailed ways

Below in conjunction with specific embodiment, further set forth the utility model. It should be understood that these embodiments are only used to illustrate the present utility model and are not intended to limit the scope of the present utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the appended claims of the application.

The embodiment of the present utility model relates to a low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire, as shown in Figure 1, including clothing, conductive wire 1, temperature probe 2, and interconnected lithium-ion batteries and the main control chip, the clothes are composed of three layers, the innermost layer is a close-fitting layer (usually soft and comfortable fabrics), the middle layer is a conductive heating layer 3 woven with cotton/stainless steel blended yarn 4, and the innermost layer is a conductive heating layer 3. The outer layer is a thickened thermal layer (usually selected with thickened fleece thermal fabric). The conductive filament 1 is interwoven into the conductive heating layer 3 to contact the cotton/stainless steel blended yarn 4, and is connected to the lithium ion battery and the main control chip respectively; The armpits are respectively equipped with a temperature probe 2; the temperature probes 2 are connected to the respective temperature control lines 5; the two temperature control lines 5 are respectively connected to the lithium ion battery and the main control chip . The conductive heating layer 3 of the coat can be located around the armpit to the waist, or the entire upper body, and the conductive heating layer 3 of the trousers can only be located at the waist and knees, or it can be the entire trousers area. Among them, the content of stainless steel in the cotton/stainless steel blended yarn 4 is 10%-80%, and the conductivity is 10 ² -10 ³ Ω/cm; the conductive wire 1 is a zero-resistance wire; the temperature control wire 5 is covered with an insulating layer of wires.

The conductive heating layer 3 is woven with 100-500 cotton/stainless steel blended yarns 4 arranged in parallel, wherein the specific number of cotton/stainless steel blended yarns 4 can be selected according to the conductivity of the cotton/stainless steel blended yarns 4 . FIG. 2 shows the heating and temperature feedback loop on the conductive heating layer 3 . The conductive thread 1 is interwoven into the conductive heating layer 3 in a cross-weave manner, vertically contacts with the cotton/stainless steel blended yarn 4, and extends to the waist to connect with a button connector at the hem of the clothes. The temperature probes 2 located at the two armpits of the clothing are Pt100 temperature probes, and are welded together with respective temperature control lines 5 by means of heat-shrinkable tubes. Two temperature control lines 5 are placed vertically on both sides of the waist of the clothing respectively, and are connected to another button connector at the hem of the clothing. The button connector adopts the iron button connector.

The lithium-ion battery and the main control chip are installed in a square plastic mold 8 equipped with a liquid crystal display, wherein the main control chip should be debugged by being connected to a computer before being put into the plastic mold 8, and the main control chip after debugging is connected with the computer. The liquid crystal display is connected, and the liquid crystal display is connected with the lithium-ion battery. When working, the liquid crystal display will display the preset pattern and initial temperature. The plastic mold 8 is placed in the mobile phone bag 6 on the clothing belt 7, and the clothing belt 7 is also provided with two button connectors connected to each other, one of which is connected to the lithium ion battery through a wire, and the other is also connected to the main battery through a wire. connected to the control chip. There are two holes on the side of the plastic mold 8, one for charging the lithium-ion battery, and the other for placing a rotary switch for controlling the flow of electric current. After the button connector on the hem of the clothes is fastened to the button connector on the belt, the conductive wire 3 is connected to the lithium-ion battery and the main control chip, and the temperature control wire 5 is also connected to the lithium-ion battery and the main control chip. In this way, only the knob switch on the plastic mold 8 is turned on, and the low-voltage electric heating thermal underwear can start to work normally, and the liquid crystal display will display the temperature measured by the temperature probe. Among them, the specification of the lithium-ion battery is selected as 2AH, 12.6V, and the battery can be used continuously for 3-8 hours after being charged for 2 hours; time.

What Fig. 3 shows is the circuit control unit system block diagram of the utility model. It can be seen from the figure that the main control chip controls the two modules according to the measurement signals of the two heating channel measurement and control modules. Once the heating current exceeds the preset safety range during the heating process, the heating will be stopped to ensure the safety of users.

The utility model is further illustrated below by three specific embodiments.

Embodiment 1: A kind of low-voltage electric heating thermal underwear with cotton/stainless steel blended yarn as conductive heating wire. First, determine the three-layer fabric of the clothes: the innermost layer is the close-fitting layer, in order to wear more comfortable, you can choose soft and comfortable fabrics, here choose modal fabric; the middle layer is the conductive heating layer, you can choose modal yarn and Cotton blended fabric, 100 parallel cotton/stainless steel blended yarns are woven on the fabric, and the conductivity of each cotton/stainless steel blended yarn is 10 ³ Ω/cm; the outermost layer is a thickened thermal insulation layer , Choose a thicker plush fabric. Secondly, select a suitable liquid crystal display, and the specification of the liquid crystal display is a 2.4-inch touch screen. Next, a conductive wire is selected, usually a zero-resistance wire, in this case a bare copper wire. Then, determine the capacity of the lithium-ion battery. Usually, the voltage of a lithium-ion battery board is 4.2 volts. Here, three lithium-ion battery boards are connected in series and placed vertically to make the capacity reach 12.6V. Finally, the location of the square plastic mold is determined, where the plastic mold is placed in the phone bag on the waistband of the garment.

Embodiment 2: A kind of low-voltage electric heating thermal underwear with cotton/stainless steel blended yarn as conductive heating wire. First, determine the three-layer fabric of the clothes: the innermost layer is the close-fitting layer, in order to wear more comfortable, you can choose soft and comfortable fabrics, here choose pure cotton fabric; the middle layer is the conductive heating layer, you can choose modal yarn A fabric blended with cotton yarn, 300 parallel cotton/stainless steel blended yarns are woven on the fabric, and the conductivity of each cotton/stainless steel blended yarn is 550Ω/cm; the outermost layer is a thickened thermal insulation layer, Choose a thicker plush fabric. Secondly, select a suitable liquid crystal display, and the specification of the liquid crystal display is a 2.4-inch touch screen. Next, a conductive wire is selected, usually a zero-resistance wire, here a stainless steel thin wire. Then, determine the capacity of the lithium-ion battery. Usually, the voltage of a lithium-ion battery board is 4.2 volts. Here, three lithium-ion battery boards are connected in series and placed in parallel to make the capacity reach 12.6V. Finally, the location of the square plastic mold is determined, where the plastic mold is placed in the phone bag on the waistband of the garment.

Embodiment 3: A kind of low-voltage electric heating thermal underwear with cotton/stainless steel blended yarn as conductive heating wire. First, determine the three-layer fabric of the clothes: the innermost layer is the close-fitting layer, in order to wear more comfortably, you can choose a soft and comfortable fabric, here choose soybean protein fiber fabric; the middle layer is a conductive heating layer, you can choose modal yarn 500 cotton/stainless steel blended yarns arranged in parallel are woven on the fabric, and the conductivity of each cotton/stainless steel blended yarn is 10 ² Ω/cm; the outermost layer is added Thick insulation layer, choose thicker plush fabric. Secondly, select a suitable liquid crystal display, and the specification of the liquid crystal display is a 2.4-inch touch screen. Next, a conductive wire is selected, usually a zero-resistance wire, here a stainless steel thin wire. Then, determine the capacity of the lithium-ion battery. Usually, the voltage of a lithium-ion battery board is 4.2 volts. Here, 5 lithium-ion battery boards are connected in series and placed in parallel to make the capacity reach 21V. Finally, determine the position of the square plastic mold , where the plastic mold is placed in the phone pocket on the waistband of the garment.

It is not difficult to find that the utility model adopts a portable low-voltage DC power supply for heating, which can be repeatedly charged and used. It is easy to heat up, safe and convenient, high in heat preservation efficiency, and comfortable to wear. Workers performing work activities, athletes, border guards, etc.

Claims (9)

1. A low-voltage electrothermal thermal underwear using cotton/stainless steel blended yarn as a conductive heating wire, including clothing, conductive wire (1), temperature probe (2), and interconnected lithium-ion batteries and a main control chip, its characteristics That is, the clothes are composed of three layers, the innermost layer is a close-fitting layer, the middle layer is a conductive heating layer (3) woven with cotton/stainless steel blended yarn (4), and the outermost layer is a thickened and warm-keeping layer. layer; the conductive filament (1) is interwoven into the conductive heating layer (3) to contact the cotton/stainless steel blended yarn (4), and is connected to the lithium-ion battery and the main control chip respectively connected; the two armpits of the clothing are respectively equipped with a temperature probe (2); the temperature probe (2) is connected to the respective temperature control line (5); the two temperature control lines (5) Link to the lithium ion battery and the main control chip respectively. 2. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 1, characterized in that, the lithium-ion battery and the main control chip are installed in a square LCD screen. In the plastic mold (8); described liquid crystal display is connected with described lithium-ion battery and main control chip; Described plastic mold (8) is placed on the mobile phone bag on the belt (7) of described clothing (6) Li; There are two holes next to the plastic mold (8), one is used to charge the lithium-ion battery, and the other places a rotary switch to control the flow of electric current. 3. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 1, characterized in that, 100-500 cottons arranged in parallel are woven on the described conductive heating layer (3). /stainless steel blended yarns (4); the conductive filaments (1) are criss-crossed into the conductive heating layer (3), and are in vertical contact with the cotton/stainless steel blended yarns (4). 4. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 2, characterized in that two button connectors are fixed at the hem of the clothing, one of which is connected to the The conductive wire (1) is connected, and the other is connected with the temperature control line (5); the belt (7) is provided with two interconnected button connectors, and is connected with the hem of the clothes. The two button connectors correspond to each other, one of which is connected to the lithium-ion battery through a wire, and the other is connected to the main control chip through a wire. 5. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 1, characterized in that, the temperature probe (2) is a Pt100 temperature probe, and the heat shrinkable tube and the respective The temperature control lines (5) are welded together; the two temperature control lines (5) are vertically placed on both sides of the waist of the clothing respectively. 6. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 1, characterized in that the electrical conductivity of the cotton/stainless steel blended yarn (4) is 10 ² -10 ³ Ω/cm. 7. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 1, wherein the conductive wire (1) is a zero-resistance wire; the temperature control wire ( 5) It is a wire covered with an insulating layer. 8. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 4, wherein the button connector is an iron button connector. 9. The low-voltage electrothermal thermal underwear with cotton/stainless steel blended yarn as the conductive heating wire according to claim 1, wherein the next-body layer is made of modal fabric, or pure cotton fabric, or soybean protein fiber fabric. become.

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