CN219454067U - Heat pump type portable electronic heating device - Google Patents
Heat pump type portable electronic heating device Download PDFInfo
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- CN219454067U CN219454067U CN202320651979.3U CN202320651979U CN219454067U CN 219454067 U CN219454067 U CN 219454067U CN 202320651979 U CN202320651979 U CN 202320651979U CN 219454067 U CN219454067 U CN 219454067U
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- heat
- heat pump
- portable electronic
- type portable
- heating
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Abstract
The utility model discloses a heat pump type portable electronic heating device, relates to the technical field of heating devices, and solves the technical problems of single heat source and poor battery continuous navigation of the existing portable heating device. The device comprises a heating structure, a heat absorption structure and a heat pump structure; the heat absorption structure can absorb additional heat from the air through the heat pump structure and then transmit the additional heat to the heating structure; the heat-generating structure has a heat-contacting surface abutting against the high-temperature surface of the heat pump structure, and the heat-absorbing structure has a cold-contacting surface abutting against the low-temperature surface of the heat pump structure. According to the utility model, the actual battery power consumption is reduced by utilizing the heat of the air, so that the battery endurance is greatly improved, and the service time of the heating device is prolonged.
Description
Technical Field
The utility model relates to the technical field of heating devices, in particular to a heat pump type portable electronic heating device.
Background
The portable heating device is a heating device which is convenient to carry when the temperature is low in winter, such as a hand warmer. Common categories can be divided from heat sources: chemical energy heating devices such as portable charcoal stoves; physical energy storage heating devices such as hot water bags; battery energy heating devices, such as electronic hand warmer and the like. The portable heating device using chemical energy is basically eliminated due to the fact that the portable heating device involves strong chemical reaction, high temperature and even open fire are generated, and safety is extremely low. The portable heating installation of physical energy storage is the mainstream product in the market at present, but this type of device stores the heat limited, and device temperature can drop along with the lapse of energy, and experience is not fine. The electronic portable heating device is a product which is developed again by relying on the technical progress of the lithium battery, and the technology is not novel, but based on the characteristics of safety, attractive appearance and convenience, the portable heating device is a re-renewing machine and is developed rapidly. Unfortunately, the battery energy storage capacity is limited, and the cruising ability is required to be enhanced.
At present, a portable electronic heating device with the best market prospect mainly uses a resistor device to generate heat (comprising a heating resistance wire, a PI heating sheet, a PTC heater, a thermosensitive ceramic heating unit and the like) through current, and the heat is basically derived from the energy stored by a battery.
In carrying out the present utility model, the applicant has found that at least the following problems exist in the prior art:
the existing portable heating device has single heat source and continuous battery navigation difference.
Disclosure of Invention
The utility model aims to provide a heat pump type portable electronic heating device, which solves the technical problems of single heat source and poor battery endurance of the portable heating device in the prior art. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a heat pump type portable electronic heating device, which comprises a heating structure, a heat absorption structure and a heat pump structure; the heat absorption structure can absorb additional heat from the air through the heat pump structure and then transmit the additional heat to the heating structure; the heat-generating structure has a heat-contacting surface abutting against the high-temperature surface of the heat pump structure, and the heat-absorbing structure has a cold-contacting surface abutting against the low-temperature surface of the heat pump structure.
Preferably, the heat absorbing structure is a heat absorbing heat exchanger, a groove is arranged in the middle of the heat absorbing heat exchanger, and fins are surrounded on the periphery of the heat absorbing heat exchanger and used for absorbing heat from air.
Preferably, the heat absorption heat exchanger is a part made of metal or ceramic or a heat dissipation assembly formed by the heat absorption heat exchanger and a fan.
Preferably, the heat pump structure comprises a heat pump chip, a control circuit board and a battery; and the heat pump chip and the battery are electrically connected with the control circuit board.
Preferably, the device further comprises a temperature sensor; the temperature sensor penetrates through the heat absorption structure and is electrically connected with the control circuit board; and a contact of the temperature sensor is abutted with the heating structure.
Preferably, the device further comprises a housing; a support column is arranged above the bottom of the shell, and the control circuit board is fixedly connected to the support column; the heating structure, the heat absorbing structure and the heat pump structure are fixedly connected inside the shell.
Preferably, ventilation openings are circumferentially arranged on the shell, so that ventilation is facilitated, and the heat absorbing structure absorbs heat from air.
Preferably, the apparatus further comprises an insulation; and the heat insulating piece is filled between the thermal contact surface of the heating structure and the cold contact surface of the heat absorbing structure except other parts of the heat pump chip.
Preferably, the thermal insulation member is a thermal insulation material, a vacuum part or a reflective vacuum assembly having a capability of blocking or slowing down heat transfer.
Preferably, the heating structure is an exothermic heat exchanger, and the exothermic heat exchanger is made of metal, ceramic or heat-conducting silica gel.
By implementing one of the technical schemes, the utility model has the following advantages or beneficial effects:
according to the utility model, by arranging the heat pump structure, the heat pump principle is utilized to absorb additional heat from the air and transmit the additional heat to the heating structure for heating, so that the actual heat generated by the heating structure is larger than the heat generated by the energy consumption of the battery; the actual battery power consumption is reduced by utilizing the heat of the air, so that the battery endurance is greatly improved, and the service time of a heating device is prolonged; the device is small in size, convenient to carry, environment-friendly, energy-saving and environment-friendly, and can reduce emission due to the fact that heat absorbed from air is green and natural.
Drawings
For a clearer description of the technical solutions of embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art, in which:
FIG. 1 is a cross-sectional view of a heat pump type portable electronic heating apparatus according to an embodiment of the present utility model;
FIG. 2 is an exploded view of a heat pump portable electronic heating device according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the overall structure of a heat pump type portable electronic heating device according to an embodiment of the present utility model;
in the figure: 1. a heating structure; 11. a thermal contact surface; 2. a heat absorbing structure; 21. a cold contact surface; 22. a groove; 23. fins; 3. a heat pump structure; 31. a heat pump chip; 311. a high temperature surface; 312. a low temperature surface; 32. a control circuit board; 33. a battery; 4. a temperature sensor; 41. a contact; 5. a housing; 51. a support column; 52. a vent; 6. and a heat insulating member.
Detailed Description
For a better understanding of the objects, technical solutions and advantages of the present utility model, reference should be made to the various exemplary embodiments described hereinafter with reference to the accompanying drawings, which form a part hereof, and in which are described various exemplary embodiments which may be employed in practicing the present utility model. The same reference numbers in different drawings identify the same or similar elements unless expressly stated otherwise. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. It is to be understood that they are merely examples of processes, methods, apparatuses, etc. that are consistent with certain aspects of the present disclosure as detailed in the appended claims, other embodiments may be utilized, or structural and functional modifications may be made to the embodiments set forth herein without departing from the scope and spirit of the present disclosure.
In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," and the like are used in an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and to simplify the description, rather than to indicate or imply that the elements referred to must have a particular orientation, be constructed and operate in a particular orientation. The terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The term "plurality" means two or more. The terms "connected," "coupled" and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, communicatively connected, directly connected, indirectly connected via intermediaries, or may be in communication with each other between two elements or in an interaction relationship between the two elements. The term "and/or" includes any and all combinations of one or more of the associated listed items. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In order to illustrate the technical solutions of the present utility model, the following description is made by specific embodiments, only the portions related to the embodiments of the present utility model are shown.
Embodiment one:
as shown in fig. 1, the present utility model provides a heat pump type portable electronic heating apparatus, which comprises a heating structure 1, a heat absorbing structure 2 and a heat pump structure 3; the heat absorbing structure 2 can absorb additional heat from the air through the heat pump structure 3 and then transmit the additional heat to the heat generating structure 1; the thermal contact surface 11 of the heat generating structure 1 is in contact with the high temperature surface 311 of the heat pump structure 3, and the cold contact surface 21 of the heat absorbing structure 2 is in contact with the low temperature surface 312 of the heat pump structure 3; the heat pump structure 3 transfers heat of the low temperature surface 312 to the high temperature surface 311 under the action of voltage and current, thereby realizing the electronic heat pump function. The device utilizes the heat pump principle to absorb additional heat from the air through the heat pump structure 3 and transfers the additional heat to the heating structure for heating, so that the actual heat generated by the heating structure is larger than the heat generated by the energy consumption of the battery; the actual battery power consumption is reduced by utilizing the heat of the air, the battery endurance is greatly improved, and the service time of the heating device is prolonged.
As an alternative embodiment, the heat absorbing structure 2 is a heat absorbing heat exchanger, the middle part of the heat absorbing heat exchanger is provided with a groove 22, and fins 23 are surrounded on the periphery; the battery 33 can be placed in the groove 22, so that the size of the device is reduced, the device is convenient to carry, and the fins 23 are arranged around and used for absorbing heat from the air. The heat absorption heat exchanger is a part made of metal or ceramic or a heat dissipation component formed by the heat absorption heat exchanger and a fan.
The heat pump structure 3 includes a heat pump chip 31, a control circuit board 32, and a battery 33; the heat pump chip 31 (e.g., semiconductor refrigerator) and the battery 33 are electrically connected to the control circuit board 32. The battery 6 may be a storage battery, a dry cell, a solar cell, or the like. The device further comprises a temperature sensor 4; the temperature sensor 4 penetrates through the heat absorption structure 2 and is electrically connected with the control circuit board 32; the contact 41 of the temperature sensor 4 is abutted with the heating structure 1; the contact 41 is in contact with the heating structure 1 and is used for sensing the temperature of the heating structure 1 and reporting the temperature to the control circuit board 32, so that the control circuit board 32 can adjust the power supply and the current of the heat pump chip 31, and the temperature of the heating structure 1 is kept stable.
As an alternative embodiment, the device further comprises a housing 5; a support column 51 is arranged above the bottom of the shell 5, and the control circuit board 32 is fixedly connected to the support column 51; the heating structure 1, the heat absorbing structure 2 and the heat pump structure 3 are fixedly connected inside the shell 5. The housing 5 can secure and protect the internal components from damage. Ventilation openings 52 are provided around the periphery of the housing to facilitate ventilation and thereby allow the heat absorbing structure 2 to absorb heat from the air. The device further comprises a thermal insulation 6; the heat insulator 6 is filled between the thermal contact surface 11 of the heat generating structure 1 and the cold contact surface 21 of the heat absorbing structure 2 in other parts of the heat removing pump chip 31. The heat insulating member 6 is a heat insulating material, a vacuum part or a reflecting vacuum assembly having a capability of blocking or slowing down heat transfer, for preventing the heat generating structure 1 and the heat absorbing structure 2 from directly transferring heat through contact. The heating structure 1 is a heat-releasing heat exchanger, is a heat-exchanging device made of materials with better heat conduction, and can be a single part or assembly. The thermal contact surface 11 of the heat release heat exchanger is in direct contact with the high temperature surface 311 of the heat pump chip (the front surface of the heat pump chip), and the other surface is a heating surface which is in contact with an external human body; the heat release heat exchanger is made of metal, ceramic or heat conduction silica gel. The cold contact surface 21 of the heat absorption heat exchanger is in direct contact with the low temperature surface 312 of the heat pump chip (the opposite surface of the heat pump chip), and the other surfaces are fin surfaces for enhancing heat transfer and increasing heat exchange area.
In the embodiment, by arranging the heat pump structure 3, the heat pump principle is utilized to absorb additional heat from the air and transmit the additional heat to the heating structure for heating, so that the actual heat generated by the heating structure 1 is larger than the heat generated by the consumption of battery energy; at present, the battery consumes 1 unit energy, and can absorb 0.2-4 units of extra heat from the air pump, namely, the heating device can improve the battery endurance by 1.2-5 times; the actual battery power consumption is reduced by utilizing the heat of the air, so that the battery endurance is greatly improved, and the service time of a heating device is prolonged; the device is small in size, convenient to carry, environment-friendly, energy-saving and environment-friendly, and can reduce emission due to the fact that heat absorbed from air is green and natural.
The embodiment is a specific example only and does not suggest one such implementation of the utility model.
The foregoing is only illustrative of the preferred embodiments of the utility model, and it will be appreciated by those skilled in the art that various changes in the features and embodiments may be made and equivalents may be substituted without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The heat pump type portable electronic heating device is characterized by comprising a heating structure, a heat absorption structure and a heat pump structure; the heat absorption structure can absorb additional heat from the air through the heat pump structure and then transmit the additional heat to the heating structure; the heat-generating structure has a heat-contacting surface abutting against the high-temperature surface of the heat pump structure, and the heat-absorbing structure has a cold-contacting surface abutting against the low-temperature surface of the heat pump structure.
2. The portable electronic heating apparatus of claim 1, wherein the heat absorbing structure is a heat absorbing heat exchanger, a groove is provided in a middle portion of the heat absorbing heat exchanger, and fins are circumferentially surrounding the heat absorbing heat from air.
3. A heat pump type portable electronic heating apparatus according to claim 2, wherein the heat-absorbing heat exchanger is a metal or ceramic part or a heat-dissipating component with a fan.
4. The heat pump type portable electronic heating apparatus as claimed in claim 1, wherein the heat pump structure comprises a heat pump chip, a control circuit board and a battery; and the heat pump chip and the battery are electrically connected with the control circuit board.
5. The heat pump type portable electronic heating apparatus of claim 4, further comprising a temperature sensor; the temperature sensor penetrates through the heat absorption structure and is electrically connected with the control circuit board; and a contact of the temperature sensor is abutted with the heating structure.
6. The heat pump type portable electronic heating apparatus of claim 4, further comprising a housing; a support column is arranged above the bottom of the shell, and the control circuit board is fixedly connected to the support column; the heating structure, the heat absorbing structure and the heat pump structure are fixedly connected inside the shell.
7. A heat pump type portable electronic heating apparatus according to claim 6, wherein ventilation openings are provided around the periphery of the housing to facilitate ventilation and thereby enable the heat absorbing structure to absorb heat from the air.
8. The heat pump type portable electronic heating apparatus of claim 4, further comprising a heat insulator; and the heat insulating piece is filled between the thermal contact surface of the heating structure and the cold contact surface of the heat absorbing structure except other parts of the heat pump chip.
9. The heat pump type portable electronic heating apparatus according to claim 8, wherein the heat insulating member is a heat insulating material, a vacuum part or a reflecting vacuum assembly having a heat transfer blocking or slowing capability.
10. The heat pump type portable electronic heating device according to claim 1, wherein the heating structure is a heat release heat exchanger, and the heat release heat exchanger is made of metal, ceramic or heat conducting silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651979.3U CN219454067U (en) | 2023-03-22 | 2023-03-22 | Heat pump type portable electronic heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651979.3U CN219454067U (en) | 2023-03-22 | 2023-03-22 | Heat pump type portable electronic heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219454067U true CN219454067U (en) | 2023-08-01 |
Family
ID=87414194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320651979.3U Active CN219454067U (en) | 2023-03-22 | 2023-03-22 | Heat pump type portable electronic heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219454067U (en) |
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2023
- 2023-03-22 CN CN202320651979.3U patent/CN219454067U/en active Active
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