CN201663713U - Wireless Charging Heating Pad - Google Patents

Abstract

The utility model relates to a wireless charging heating pad which is combined with a product in a detachable mode and is matched with a charging device to wirelessly charge. The wireless charging heating pad comprises a receiving circuit, a heating element and a pad body. The receiving circuit comprises a rechargeable battery; the heating element is electrically connected with the rechargeable battery; the heating element and the receiving circuit are both arranged on the cushion body; the product is provided with movable location structure, and wireless charging heating pad can combine in the product with the help of movable location structure with dismantled and assembled mode. The charging device obtains power and converts the power into an alternating current signal, the alternating current signal is wirelessly transmitted to the receiving circuit, the receiving circuit converts the alternating current signal into power for the rechargeable battery to store, and the power is supplied to the heating element to generate heat.

Description

Wireless Charging Heating Pad

technical field

The utility model relates to a wireless charging heating pad, in particular to a wireless charging heating pad that can generate heat through wireless charging, thereby having the effect of heat preservation and warmth preservation, and can be applied to clothes, quilts, blankets, shoes, gloves, Products such as scarves, pillows, medical heating pads, hats, chair cushions or mattresses.

Background technique

In the cold winter, the current way to keep out the cold is to add more warm clothes. However, in terms of warm clothes, the more you wear, the heavier the burden on your body, and the more inconvenient your activities; Therefore, the thicker the quilt and blanket, the more oppressive it is to cover the person. All of these have been plagued by people for a long time.

In view of the above defects, some people think of installing heating devices in clothes, quilts or blankets to have the effect of heat preservation and warmth, such as electric heating clothes formed by adding heating devices in clothes, or adding heating devices to blankets. Electric blankets and other products formed by installing heating devices.

However, the above-mentioned products such as electric heating clothes or electric blankets are all wired for power supply or charging, which means that the power cord must be plugged in, which causes great inconvenience when charging. Furthermore, in the prior art, the heating device is fixed in products such as clothes, quilts or blankets, which cannot be washed at all, and once the heating device is damaged, one or a new piece of clothing, quilt or blanket with a heating device must be purchased. Cause great waste, and also can't recycle and reuse and have the danger of polluting the environment.

Therefore, how to design a utility model that can be wirelessly charged and is movable and freely disassembled is a big problem that the designer wants to solve.

Contents of the invention

The purpose of the utility model is to overcome the deficiencies and defects of the prior art, and provide a wireless charging heating pad, which has great convenience in charging through a non-contact wireless charging method; the wireless charging heating pad is combined with gloves , shoes or clothes and other products, so that the human body wearing the product has the effect of keeping warm, warm and dry; with the help of movable positioning structure, it is convenient to disassemble and assemble the wireless charging heating pad freely, so that the wireless charging heating pad can be removed after the wireless charging heating pad is removed. It has the functions of convenient maintenance and maintenance of the wireless charging heating pad, the product is washable, and there is no need to worry about the wireless charging heating pad being short-circuited or malfunctioning due to washing.

In order to achieve the above purpose, the utility model provides a wireless charging heating pad, combined with a product, and cooperates with a charging device with a transmitting circuit for wireless charging. The transmitting circuit is connected to a power supply, and the power supply provides power to the transmitter. circuit, the transmitting circuit converts the power into an AC signal, and the wireless charging heating pad includes: a receiving circuit, including a rechargeable battery; a heating element, electrically connected to the rechargeable battery; and a pad body, the heating Both the element and the receiving circuit are arranged on the pad; wherein, the product is provided with a movable positioning structure, and the pad with the heating element and the receiving circuit installed thereon is detachable through the movable positioning structure. Combined with the product; the transmitting circuit of the charging device wirelessly sends the AC signal to the receiving circuit, the AC signal is converted into electric power by the receiving circuit for storage by the rechargeable battery, and the electric power is supplied to the heating element.

The beneficial technical effect of the utility model lies in that wireless charging can be used to provide great convenience during charging; when the wireless charging heating pad is combined with products such as gloves, shoes or clothes, the human body wearing the product can have heat preservation and warmth protection. And the effect of keeping dry; when the wireless charging heating pad is to be disassembled, the movable positioning structure can be used to facilitate free disassembly and assembly, so that after the wireless charging heating pad is removed, it can have: convenient maintenance and maintenance of the wireless charging heating pad, The product is washable, so there is no need to worry about the effect of the wireless charging heating pad being short-circuited or malfunctioning due to washing.

In order to further understand the features, characteristics and technical contents of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model, but the attached drawings are only for reference and illustration, and are not intended to limit the present utility model.

Description of drawings

FIG. 1A is a schematic perspective view of the first embodiment of the present invention, showing that the heating pad has been accommodated in the accommodating part of the product;

Fig. 1B is a schematic plan view of the first embodiment of the present invention, showing that the heating pad has not been accommodated in the accommodating part of the product;

Fig. 1 C is the circuit block diagram of the present utility model;

Fig. 2A is a schematic plan view of the second embodiment of the present invention, the product in the figure has not been placed on the body of the charging device;

FIG. 2B is a schematic perspective view of another aspect of the second embodiment of the present invention, showing another aspect of the charging device;

Fig. 3 is a schematic diagram of a third embodiment of the present invention.

Explanation of symbols in the figure

1 product

11 Movable positioning structure 111 Accommodating part

                                                                                                                                  

2 products

21 Tongue-moving positioning structure 211 Accommodating part

                                                                                                                                       

3 products

31 Movable positioning structure 311 Accommodating part

                                                                                                                           

5, 5a, 5b wireless charging heating pad

50 pad body

51 receiving circuit

511 receiving induction coil 512 times receiving resonance circuit

513 AC/DC rectifier filter voltage regulator circuit

514 rechargeable battery 515 switch

52 heating element

6, 6a, 6b charging device

60 body

61 transmitter circuit

611 oscillating frequency division circuit 612 drive amplifier circuit

613 One-shot resonant circuit 614 Transmitting coil

615 feedback detection circuit 616 control adjustment circuit

62 power supply

7 power socket

Detailed ways

The utility model provides a wireless charging heating pad, which sends energy to the wireless charging heating pad in a wireless transmission manner through an AC signal to receive, and then charges; A product (clothes, quilts, blankets, shoes, gloves, scarves, pillows, medical heating pads, hats, chair cushions or mattresses, etc.), to achieve heat preservation and warmth through the heat generated by wireless charging heating pads Effect, in terms of charging, because of the non-contact wireless charging, it has the convenience of charging, and even the wireless charging heating pad can be removed for repair and maintenance, and the product after removing the wireless charging heating pad is washable. No need to worry about the short circuit and failure of the wireless charging heating pad due to washing.

The wireless charging heating pad 5, 5a, 5b is combined with a product 1, 2, 3, and the wireless charging heating pad 5, 5a, 5b also cooperates with a charging device 6, 6a, 6b with a transmitting circuit 61 for wireless charging, The transmitting circuit 61 is connected with a power supply 62, the power supply 62 provides power to the transmitting circuit 61, and the transmitting circuit 61 converts the power into an AC signal for the receiving circuit 51 of the wireless charging heating pad 5, 5a, 5b to receive and store electricity.

<First embodiment>

Please refer to the first embodiment of the present invention shown in Figures 1A-1B, which is applied to gloves. The wireless charging heating pad 5 uses the wireless charging of the charging device 6 to obtain power, so that the heating element 52 generates heat to achieve heat preservation and warmth retention. .

The wireless charging heating pad 5 includes a pad body 50 and a receiving circuit 51 and a heating element 52 both disposed on the pad body 50 . The receiving circuit 51 includes a rechargeable battery 514 electrically connected to the heating element 52 to provide power to the heating element 52 to generate heat.

The product 1 is provided with a movable positioning structure 11. In the first embodiment, the product 1 is a glove, and the movable positioning structure 11 is, for example, a bag-like accommodating portion 111. The accommodating portion 111 is arranged in a sandwich mode. The accommodating portion 111 of the glove also has an opening 112 , and the wireless charging heating pad 5 is accommodated in the accommodating portion 111 of the glove through the opening 112 . Thus, the wireless charging heating pad 5 can be detachably combined with the glove, and the movable positioning structure 11 can be used to allow the user to freely disassemble the wireless charging heating pad 5 in the form of a pad.

The body 60 of the charging device 6 is provided with a transmitting circuit 61 , and the transmitting circuit 61 is electrically connected to a power supply 62 . The power supply 62 is plugged into the power socket 7 to introduce alternating current, and the transmitting circuit 61 transmits the alternating current signal to the receiving circuit 51 for reception by means of wireless transmission. The alternating current signal is converted into electric power through the receiving circuit 51, and the converted electric power is used for charging The battery 514 stores the electric power, which is then supplied to the heating element 52 .

When in use, the rechargeable battery 514 supplies electricity to the heating element 52 to generate heat. When the hand wears gloves, the heat generated by the heating element 52 will penetrate the cotton layer of the inner layer of the glove to keep the hands warm. .

Please refer to the circuit block diagram of the present invention shown in FIG. 1C , which is the circuit shared by the first, second and third embodiments.

The transmitting circuit 61 of the charging device 6 includes an oscillation frequency-dividing circuit 611 electrically connected in series, a driving amplifier circuit 612, a primary transmitting resonant circuit 613 and a transmitting coil 614. Preferably, it further includes a feedback detection circuit 615 And the control adjustment circuit 616, and the feedback detection circuit 615 and the control adjustment circuit 616 are also electrically connected in series with the oscillation frequency divider circuit 611, the drive amplifier circuit 612, the primary transmission resonance circuit 613 and the transmission coil 614.

The power supply 62 for providing power is electrically connected to the oscillation frequency-dividing circuit 611, and the oscillation frequency-dividing circuit 611 converts the power into an AC signal; the driving amplifier circuit 612 is electrically connected to the oscillation-dividing circuit 611, and the driving amplifier circuit 612 amplifies the oscillation The AC signal converted by the frequency division circuit 611; the primary transmission resonant circuit 613 is electrically connected to the driving amplifier circuit 612, and the primary transmission resonant circuit 613 obtains resonance from the amplified AC signal; the transmitting coil 614 is electrically connected to the primary transmission resonant circuit 613, the transmitting coil 614 sends the resonant AC signal to the receiving circuit 51; the feedback detection circuit 615 is electrically connected to the transmitting coil 614, and the control adjustment circuit 616 is electrically connected to the oscillation frequency dividing circuit 611 and Between the feedback detection circuit 615 , the feedback detection circuit 615 feeds back the AC signal sent by the transmitting coil 614 to the control adjustment circuit 616 , and the control adjustment circuit 616 adjusts the oscillation frequency of the oscillation frequency-dividing circuit 611 .

The receiving circuit 51 further includes a receiving induction coil 511 , a secondary receiving resonance circuit 512 and an AC/DC rectifying, filtering and stabilizing circuit 513 .

The receiving induction coil 511 receives the AC signal sent by the transmitting circuit 61; the secondary receiving resonance circuit 512 is electrically connected to the receiving induction coil 511, and the secondary receiving resonance circuit 512 resonates the AC signal; the AC/DC rectifying, filtering and stabilizing circuit 513 Electrically connected to the secondary receiving resonance circuit 512, the AC/DC rectifying, filtering and stabilizing circuit 513 rectifies and stabilizes the resonant AC signal and converts it into electric power; the rechargeable battery 514 is electrically connected to the AC/DC The DC rectification, filtering and stabilizing circuit 513 , and the rechargeable battery 514 stores the electric power converted by the AC/DC rectifying, filtering and stabilizing circuit 513 .

<Second Embodiment>

Please refer to the second embodiment of the utility model shown in Fig. 2A, 2B and Fig. 1C, which is applied to shoes, and the wireless charging heating pad 5a and its circuit block diagram of the second embodiment of the utility model are the same as those of the first embodiment, Only the shape of the wireless charging heating pad 5a and the applied product 2 are different from the first embodiment.

The product 2 is provided with a movable positioning structure 21. In the second embodiment, the product 2 is a variety of shoes such as leather shoes, sports shoes, or casual shoes, and the wireless charging heating pad 5

a is an external insole, such as various external insoles sold separately on the market, and the pad body 50 is provided with the receiving circuit 51 and the hair pad element 52 . The movable positioning structure 21 is an accommodating part 211 for accommodating human feet. The accommodating part 211 has an opening 212 for people's feet to enter. It can be accommodated in the accommodating portion 211 of the shoe (product 2) in a free insertion and removal manner.

As shown in FIG. 2A , the charging device 6 a is a foot pad, and the body 60 of the charging device 6 a is provided with the transmitting circuit 61 and the power supply 62 . When in use, the pedal pad introduces AC power through the power supply 62, and the transmitting circuit 61 transmits the AC signal in a wireless transmission mode; The AC signal will be received by the receiving circuit 51 of the insole through the receiving induction coil 511 to charge the rechargeable battery 514 . The rechargeable battery 514 supplies electricity to the heating element 52 to generate heat. When a person's foot wears the shoes, the heat generated by the heating element 52 will keep people's feet warm and dry through the insole.

As shown in Figure 2B, the charging device 6b is an insole, and the body 60 of the charging device 6b is provided with a plurality of transmitting circuits 61 (only a plurality of transmitting coils 614 are shown in the figure, and the transmitting circuit 61 is omitted) and a power supply 62, and the transmitting circuits 61 are connected to the power supply 62 in common. When in use, the insole is introduced with AC power through the power supply 62 for a plurality of transmitting coils 614 to transmit AC signals in a wireless transmission manner; The transmitted AC signal will be received by the receiving circuit 51 of the insole through the receiving induction coil 511 to charge the rechargeable battery 514 .

<Third Embodiment>

Please refer to the third embodiment of the utility model shown in Figure 3 and Figure 1C, which is applied to clothes, and the wireless charging heating pad 5b and its circuit block diagram of the third embodiment of the utility model are the same as those of the first embodiment, only wireless The shape of the charging heating pad 5b and the applied product 3 are different from the first embodiment.

The product 3 is provided with a movable positioning structure 31. In the third embodiment, the product 3 is a variety of clothes, and the movable positioning structure 31 is a bag-like receptacle 311. The receptacle 311 is in the form of a sandwich The accommodating portion 311 also has an opening 312 disposed on the inner side of the clothes, and the wireless charging heating pad 5 b is accommodated in the accommodating portion 311 of the clothes through the opening 312 . Thus, the wireless charging heating pad 5b can be detachably combined with the clothes, and the movable positioning structure 31 can be used to allow the user to freely disassemble the wireless charging heating pad 5b in the form of a pad.

When in use, the wireless charging heating pad 5b can be detachably combined with the clothes through the movable positioning structure 31, so that the heat generated by the heating element 52 can diffuse out, and the user can keep warm when wearing the clothes . When charging is desired (the charging device is omitted in FIG. 3 ), the rechargeable battery 514 can be wirelessly charged in a non-contact manner only by placing the charging device 6 shown in FIG. 1A in a corresponding position corresponding to the wireless charging heating pad 5b.

In the above-mentioned first and third embodiments, the body 60 of the charging device 6 can also be equipped with a clamp (not shown in the figure), so that the charging device 6 can be positioned on the glove or clothing by using the clamp. In addition, the receiving circuit 51 of the first and third embodiments can further include a switch 515, and the switch 515 controls the power supply of the rechargeable battery 514 to be ON or OFF. The wireless charging heating pad of the utility model can be applied to products such as pillows, medical heat pads, hats, chair cushions or mattresses in addition to being applied to various gloves, various shoes, and various clothes or clothing. .

The utility model wireless charging heating pad is characterized by:

(1) Through the non-contact wireless charging method, it has great convenience when charging.

(2) Combine the wireless charging heating pad with products such as gloves, shoes or clothes, so that the human body wearing the product can keep warm, keep warm and keep dry (especially when it is applied to shoes, it can keep the human feet dry).

(3) With the help of movable positioning structures 11, 21, 31, the wireless charging heating pads 5, 5a, 5b of the present utility model can be freely disassembled, so that (after the wireless charging heating pads are removed): convenient maintenance and wireless charging The effect of the charging heating pad, the effect of products 1, 2, and 3 are washable, and there is no need to worry about the effect of the wireless charging heating pad being short-circuited or malfunctioning due to washing.

(4) The rechargeable battery 514 can be a newly developed sheet-shaped flexible battery, which is more suitable for products worn by the human body.

(5) In addition, when the wireless charging heating pad is an insole, 1. It has better thermal efficiency because it is in direct contact with the sole of the human foot; 2. After the receiving circuit 51 is insulated, it can be cleaned by taking out the insole , and keep the insole clean; 3. Shoes and insoles can be manufactured separately, so that users can freely replace with new insoles; 4. Users only need to buy one insole, which can be used with other shoes; 5. , Can be made according to the user's personal foot shape; 6, Different insoles can be used according to different purposes or road conditions.

(6) The wireless charging heating pad of the present utility model can also be flatly attached between clothes like a warm pack, and can also be directly stored in a clothes pocket or a trousers or skirt pocket like a warm pack, so that it can be freely The convenience of using and using wherever you go, and even the environmental protection effect of not having to buy again because of the wireless charging function.

(7) The wireless charging heating pad of the present utility model can also be provided with a waterproof structure (such as a waterproof layer or waterproof glue, etc.), so that it can have the safety effect of preventing electric leakage in use.

The above is only a preferred feasible embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the utility model specification and accompanying drawings are all included in this utility model. within the scope of utility model rights.

Claims (12)

1. A wireless charging heating pad, combined with a product, and cooperates with a charging device with a transmitting circuit for wireless charging, the transmitting circuit is connected to a power supply, the power supply provides power to the transmitting circuit, and the transmitting circuit will The power is converted into an AC signal, characterized in that the wireless charging heating pad includes: a receiving circuit, including a rechargeable battery; a heating element electrically connected to the rechargeable battery; and A pad body, the heating element and the receiving circuit are both arranged on the pad body; Wherein, the product is provided with a movable positioning structure, and the pad body provided with the heating element and the receiving circuit is detachably combined with the product through the movable positioning structure; the transmitting circuit of the charging device is wireless The AC signal is sent to the receiving circuit, the AC signal is converted into electric power by the receiving circuit for storage by the rechargeable battery, and the electric power is supplied to the heating element. 2. The wireless charging heating pad according to claim 1, wherein the movable positioning structure is an accommodating part, the accommodating part is arranged on the product, and the accommodating part also has an opening, and the wireless charging The heating pad is accommodated in the accommodating part through the opening. 3. The wireless charging heating pad according to claim 1, wherein the product is clothing, and the clothing has the movable positioning structure, the movable positioning structure is a housing part, and the housing part has an opening, The wireless charging heating pad is accommodated in the accommodating portion of the clothes through the opening. 4. The wireless charging heating pad as claimed in claim 1, wherein said product is a glove, and said glove has said movable positioning structure, and said movable positioning structure is an accommodating part, and said accommodating part has an opening , the wireless charging heating pad is accommodated in the accommodating portion of the glove through the opening. 5. The wireless charging heating pad according to claim 1, wherein the pad body is an external insole, and the product is a shoe, and the shoe has the movable positioning structure, and the movable positioning structure The structure is an accommodating part for accommodating human feet, and the accommodating part has an opening for the human feet to protrude into, and the insole is accommodated in the accommodating part of the shoes through the opening. 6. The wireless charging heating pad according to claim 5, wherein the charging device is a foot pad, the foot pad is provided with the transmitting circuit, and the transmitting circuit is connected to the power supply unit . 7. The wireless charging heating pad according to claim 5, wherein the charging device is an insole, and the insole is provided with a plurality of transmitting circuits, and these transmitting circuits are commonly connected to the power supply. 8. The wireless charging heating pad according to claim 1, wherein the charging device comprises a body, and the body is provided with the transmitting circuit, and the transmitting circuit is electrically connected to the power supply unit . 9. The wireless charging heating pad according to claim 1, wherein the transmitting circuit of the charging device includes an oscillation frequency division circuit, a driving amplifier circuit, and a primary transmitting resonance circuit electrically connected in series. circuit and a transmitting coil, wherein: The power supply for providing power is electrically connected to the oscillation frequency division circuit, and the oscillation frequency division circuit converts the power into an AC signal; the drive amplifier circuit is electrically connected to the oscillation frequency division circuit, and the drive amplifier circuit Amplifying the AC signal converted by the oscillating frequency-dividing circuit; the primary transmitting resonance circuit is electrically connected to the drive amplifier circuit, and the primary transmitting resonance circuit resonates the amplified AC signal; the transmitting coil is electrically connected to the primary transmitting Between the resonant circuit and the oscillation frequency-dividing circuit, the transmitting coil sends the resonant AC signal to the receiving circuit. 10. The wireless charging heating pad according to claim 9, wherein the transmitting circuit of the charging device further comprises a feedback detection circuit and a control adjustment circuit, and the feedback detection circuit and the control adjustment circuit It is also electrically connected in series with the oscillating frequency-dividing circuit, the driving amplifier circuit, the primary transmitting resonant circuit and the transmitting coil; wherein, The feedback detection circuit is electrically connected to the transmitting coil, the control adjustment circuit is electrically connected to the oscillation frequency divider circuit, and the feedback detection circuit and the control adjustment circuit are also electrically connected to each other; the feedback detection circuit The measuring circuit feeds back the AC signal sent by the transmitting coil to the control adjustment circuit, and the control adjustment circuit adjusts the oscillation frequency of the oscillation frequency division circuit. 11. The wireless charging heating pad according to claim 1, wherein the receiving circuit further comprises: a receiving induction coil, a secondary receiving resonant circuit and an AC/DC rectifying, filtering and stabilizing circuit; wherein, The receiving induction coil receives the AC signal sent by the transmitting circuit; the secondary receiving resonance circuit is electrically connected to the receiving induction coil, and the secondary receiving resonance circuit resonates the AC signal; the AC/DC rectification filter stabilizes the voltage The circuit is electrically connected to the secondary receiving resonance circuit, and the AC/DC rectifying, filtering and stabilizing circuit rectifies and stabilizes the resonant AC signal and converts it into electric power; the rechargeable battery is electrically connected to the AC /DC rectification, filtering and stabilizing circuit, the rechargeable battery stores the electric power converted by the AC/DC rectifying, filtering and stabilizing circuit. 12. The wireless charging heating pad according to claim 1 or 11, wherein the receiving circuit further comprises a switch, and the switch controls the power supply of the rechargeable battery to be on or off.

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