CN223334939U - Wireless mobile power supply with semiconductor refrigerating fin heat dissipation function - Google Patents
Wireless mobile power supply with semiconductor refrigerating fin heat dissipation functionInfo
- Publication number
- CN223334939U CN223334939U CN202422678671.5U CN202422678671U CN223334939U CN 223334939 U CN223334939 U CN 223334939U CN 202422678671 U CN202422678671 U CN 202422678671U CN 223334939 U CN223334939 U CN 223334939U
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- heat dissipation
- power supply
- mobile power
- wireless mobile
- heat
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Abstract
The utility model discloses a wireless mobile power supply with a semiconductor refrigerating fin for radiating, and relates to the technical field of wireless charging. The wireless mobile power supply comprises a wireless mobile power supply body, a heat dissipation assembly and a heat dissipation assembly, wherein at least one battery unit and a TX wireless charging coil are arranged in the wireless mobile power supply body, the heat dissipation assembly is installed in an adapting mode with the wireless mobile power supply body and comprises a heat conduction aluminum sheet, a semiconductor refrigerating sheet, a heat dissipation sheet, a turbofan and an air inlet and outlet, the heat conduction aluminum sheet is in direct contact with the TX wireless charging coil and is tightly attached to the TX wireless charging coil through strong adhesion heat conduction glue, the semiconductor refrigerating sheet is provided with a cold end and a hot end, the cold end of the semiconductor refrigerating sheet is connected with the TX wireless charging coil through the heat conduction aluminum sheet, and the hot end of the semiconductor refrigerating sheet is connected with the heat dissipation sheet. According to the utility model, the vortex fan and the air inlet and outlet are arranged to form an air flow exchange path, so that heat exchange is promoted, air flow generated by the vortex fan enters from the air inlet, and is discharged from the air outlet after heat is taken away by the radiating fins, an effective convection heat dissipation mechanism is formed, and the performance of the whole heat dissipation system is remarkably improved.
Description
Technical Field
The utility model belongs to the technical field of wireless charging, and particularly relates to a wireless mobile power supply with a semiconductor refrigerating fin for heat dissipation.
Background
With the popularization of wireless charging technology, wireless mobile power supplies are widely popular due to their convenience. However, during high power charging, the wireless charging coil generates a lot of heat, which may cause a decrease in charging efficiency or even damage to the device if not emitted in time. The existing wireless mobile power supply usually adopts a natural heat dissipation or fan heat dissipation mode, but the methods have poor effects in a high-temperature environment, and part of the wireless mobile power supply adopts heat conduction aluminum sheets and heat conduction silicone grease to conduct heat generated by a TX coil to a shell with a larger area, so that the heat is dispersed through the shell with a large area and is rapidly dissipated, but the problems of passive heat dissipation, low heat dissipation efficiency and the like exist.
Therefore, we provide a wireless mobile power supply with semiconductor cooling fin to solve the above problems.
Disclosure of utility model
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a wireless mobile power supply with semiconductor refrigerating fin heat dissipation, comprising:
The wireless mobile power supply body is internally provided with at least one battery unit and a TX wireless charging coil;
The heat dissipation assembly is mounted in an adapting way with the wireless mobile power supply body and comprises a heat conduction aluminum sheet, a semiconductor refrigerating sheet, a heat dissipation sheet, a turbofan and an air inlet and outlet;
The semiconductor refrigerating sheet is provided with a cold end and a hot end, the cold end of the semiconductor refrigerating sheet is connected with the TX wireless charging coil through the heat conduction aluminum sheet, and the hot end of the semiconductor refrigerating sheet is connected with the radiating fin;
The turbofan and the air inlet and the air outlet form an airflow exchange heat dissipation path to promote heat.
The wireless mobile power supply is further characterized in that a temperature sensing module is further arranged in the wireless mobile power supply body, and the temperature sensing module is arranged near the TX wireless charging coil.
The utility model is further arranged that the temperature sensing module comprises a temperature sensor and a control unit;
The control unit adjusts the working state of the semiconductor refrigerating sheet and the speed of the turbofan according to the data fed back by the temperature sensor.
The utility model further provides that the heat conduction aluminum sheet is made of high heat conductivity materials, and the surface treatment is smooth and flat.
The heat dissipation plate is further made of aluminum, heat conduction silicone grease is smeared at the contact position of the heat dissipation plate and the heat end of the semiconductor refrigeration plate, and the heat dissipation plate is of a fin-shaped structure.
The utility model is further arranged that the air inlet and the air outlet are provided with dustproof nets, and the air inlet and the air outlet are arranged on the side face of the wireless mobile power supply body.
The utility model further provides that the wireless mobile power supply body is also provided with a USB interface or other forms of wired charging interfaces.
The utility model has the following beneficial effects:
1. according to the utility model, the vortex fan and the air inlet and outlet are arranged to form an air flow exchange path, so that heat exchange is promoted, air flow generated by the vortex fan enters from the air inlet, heat is taken away by the radiating fins and is discharged from the air outlet, an effective convection heat dissipation mechanism is formed, the performance of the whole heat dissipation system is remarkably improved, and the stability of the wireless mobile power supply in high-power charging is ensured.
2. The heat conducting aluminum sheet is made of high-heat-conductivity materials, the TX wireless charging coil is tightly attached through the high-adhesion heat conducting glue, high-efficiency heat conduction is ensured, an air gap is reduced, heat transfer efficiency is improved, heat generated by the TX wireless charging coil is quickly transferred to the cold end of the semiconductor refrigerating sheet, the semiconductor refrigerating sheet is provided with the cold end and the hot end, the cold end can quickly absorb the heat from the TX wireless charging coil, the hot end can transfer the heat to the radiating sheet, local cooling is effectively realized, the influence of high temperature on the TX wireless charging coil and surrounding components is avoided, the service life of equipment is prolonged, the radiating sheet is made of aluminum materials and is designed into a fin-shaped structure, the surface area is increased, the radiating efficiency is improved, heat conducting silicone grease is smeared at the contact position of the heat end of the semiconductor refrigerating sheet, the heat conduction effect is further enhanced, and the heat can be effectively transferred from the semiconductor refrigerating sheet to the radiating sheet.
3. According to the intelligent temperature control system, the temperature of the TX wireless charging coil is monitored in real time through the temperature sensing module, when the temperature reaches the preset threshold value, the control unit automatically starts the heat dissipation system, the working state of the semiconductor refrigerating sheet and the speed of the turbofan are adjusted, and intelligent temperature control management is achieved. This intelligent temperature monitoring and regulation mechanism ensures the safety and reliability of the charging process.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of TX wireless charging coil positions in the present utility model.
Fig. 2 is an assembly schematic diagram of a heat dissipating assembly according to the present utility model.
FIG. 3 is a schematic view of the position of the air inlet and outlet in the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
100. The wireless mobile power supply comprises a wireless mobile power supply body, 101, a battery unit, 102, TX wireless charging coils, 103, a temperature sensing module, 103a, a temperature sensor, 103b, a control unit, 200, a heat dissipation assembly, 201, a heat conduction aluminum sheet, 202, a semiconductor refrigerating sheet, 202a, a cold end, 202b, a hot end, 203, a heat dissipation sheet, 204, a turbofan, 205 and an air inlet and outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-3, the present utility model is a wireless mobile power supply with semiconductor cooling fin heat dissipation, comprising:
a wireless mobile power supply body 100 having at least one battery cell 101 and a TX wireless charging coil 102 built therein;
the heat dissipation assembly 200 is mounted in a fit with the wireless mobile power supply body 100, and comprises a heat conduction aluminum sheet 201, a semiconductor refrigeration sheet 202, a heat dissipation sheet 203, a turbofan 204 and an air inlet and outlet 205;
The semiconductor refrigeration sheet 202 is provided with a cold end 202a and a hot end 202b, wherein the cold end 202a is connected with the TX wireless charging coil 102 through the heat conduction aluminum sheet 201, and the hot end 202b is connected with the radiating fin 203;
The turbofan 204 and the air inlet and outlet 205 form an airflow exchange heat dissipation path to promote heat.
Specifically, a temperature sensing module 103 is further disposed in the wireless mobile power supply body 100, where the temperature sensing module 103 is disposed near the TX wireless charging coil 102, and the temperature sensing module 103 includes a temperature sensor 103a and a control unit 103b;
the control unit 103b adjusts the working state of the semiconductor refrigeration piece 202 and the speed of the turbofan 204 according to the data fed back by the temperature sensor 103 a.
Further, the heat-conducting aluminum sheet 201 is made of high heat conductivity material, and has smooth and flat surface treatment, the heat-conducting aluminum sheet 203 is made of aluminum material, and heat-conducting silicone grease is smeared at the contact part with the hot end 202b of the semiconductor refrigeration sheet 202, and the heat-conducting aluminum sheet 203 is arranged into a fin-shaped structure;
The air inlet and outlet 205 is provided with a dust screen, the air inlet and outlet 205 is arranged on the side surface of the wireless mobile power supply body 100, and the wireless mobile power supply body 100 is also provided with a USB interface or other forms of wired charging interfaces.
The utility model aims to provide a wireless mobile power supply with a semiconductor refrigerating sheet for radiating, which ensures the stability and safety in the wireless charging process through a high-efficiency thermal management mechanism, utilizes the refrigerating effect of the semiconductor refrigerating sheet 202 to quickly absorb and transfer heat generated by a TX wireless charging coil 102, ensures low-temperature operation in the charging process, realizes real-time monitoring of the temperature of the TX wireless charging coil 102 by a temperature sensing module 103, automatically adjusts the working mode of a radiating system and ensures the optimal radiating effect, and provides a wired charging interface such as USB (universal serial bus) and the like besides supporting wireless charging, so that the use flexibility is improved, and the whole device is compact and portable in design, has a waterproof and dustproof function and is suitable for use requirements in various environments. Specific descriptions of the heat dissipation process of the wireless mobile power supply are as follows:
1. Charging begins when a user places a device supporting wireless charging (e.g., a smart phone) on a wireless mobile power supply, TX wireless charging coil 102 begins to transmit power to the device;
2. Temperature monitoring, wherein a temperature sensor 103a in the temperature sensing module 103 monitors the temperature of the TX wireless charging coil 102 in real time, and temperature data is transmitted to a control unit 103b through a signal line;
3. the temperature judgment is that the control unit 103b receives and processes the data from the temperature sensor 103a, if the temperature of the TX wireless charging coil 102 is detected to be lower than a preset safety threshold (for example, 60 ℃), the heat radiation system is kept in a closed state, and if the temperature is detected to reach or exceed the preset safety threshold, the control unit 103b starts the heat radiation system;
4. The semiconductor refrigerating plate 202 is started, the control unit 103b sends a starting signal to the semiconductor refrigerating plate 202, the semiconductor refrigerating plate 202 starts to work, the cold end 202a of the semiconductor refrigerating plate rapidly cools down, heat generated by the TX wireless charging coil 102 is absorbed by the heat conducting aluminum sheet 201, and meanwhile, the hot end 202b of the semiconductor refrigerating plate 202 generates heat;
5. the turbofan 204 is started, the control unit 103b sends a starting signal to the turbofan 204 at the same time, the turbofan 204 starts to operate, air flow is generated to enter from the air inlet, heat of the hot end 202b is taken away through the cooling fins 203, and then the air is discharged from the air outlet;
6. The heat conduction and heat dissipation, namely the heat conduction aluminum sheet 201 efficiently transfers the heat of the TX wireless charging coil 102 to the cold end 202a of the semiconductor refrigeration sheet 202, the fin-shaped structure of the heat dissipation sheet 203 increases the surface area, the heat dissipation efficiency is improved, the heat conduction silicone grease smeared between the heat dissipation sheet 203 and the hot end 202b of the semiconductor refrigeration sheet 202 further enhances the heat conduction effect, the air flow forms convection through the air inlet and outlet 205, the heat on the heat dissipation sheet 203 is effectively carried away, and the temperature of the whole system is ensured to be effectively controlled;
7. The control unit 103b adjusts the working power of the semiconductor refrigerating plate 202 and the rotating speed of the turbofan 204 according to real-time temperature feedback, if the temperature continues to rise, the control unit 103b can increase the refrigerating power and the fan speed, if the temperature falls within a safe range, the control unit 103b can gradually reduce the refrigerating power and the fan speed, and even the heat dissipation system is closed to save energy;
8. After the external device is fully charged or removed, the TX wireless charging coil 102 stops working, the temperature sensing module 103 continuously monitors the temperature until the temperature of the TX wireless charging coil 102 falls below a safety range, and the control unit 103b can completely close the heat dissipation system;
9. A standby mode, in which the wireless mobile power supply enters a low-power standby mode when no charging demand exists, and all the heat dissipation components 200 are in an inactive state so as to prolong the service life of the battery;
Through the detailed heat dissipation step, the wireless mobile power supply can effectively manage the temperature of the TX wireless charging coil 102, so that charging efficiency or equipment damage cannot be influenced due to overheat in a high-power charging process, and the intelligent temperature control mechanism of the wireless mobile power supply not only improves the safety of wireless charging, but also improves user experience.
Example two
The wireless mobile power supply structure comprises the following assembly steps:
1. Assembling the wireless mobile power supply body 100 by installing the battery unit 101 and the TX wireless charging coil 102 into a housing prepared in advance, and disposing the temperature sensor 103a in the vicinity of the TX wireless charging coil 102;
2. the heat radiation assembly 200 is installed, namely a strong adhesion heat conduction adhesive is used for fixing a heat conduction aluminum sheet 201 on a TX wireless charging coil 102, a semiconductor refrigeration sheet 202 is installed, a cold end 202a of the semiconductor refrigeration sheet is contacted with the heat conduction aluminum sheet 201, a hot end 202b is contacted with a heat radiation sheet 203, heat conduction silicone grease is smeared on the contact surface, the heat radiation sheet 203 is fixed, the heat radiation sheet 203 is tightly combined with a shell of a wireless mobile power supply body 100, a turbofan 204 is installed, and the position of the turbofan corresponds to that of an air inlet and outlet 205;
3. Configuring a temperature sensing module 103, namely connecting a temperature sensor 103a to a control unit 103b, programming the control unit 103b, setting a temperature threshold value and corresponding control logic of the semiconductor refrigerating sheet 202 and the turbofan 204;
4. Testing and debugging, namely performing functional test on the whole device, ensuring normal operation of functions such as wireless charging, heat dissipation system, temperature control and the like, and adjusting parameters of each component according to test results until the optimal performance is achieved;
5. And (3) packaging and finished product inspection, namely after the installation of all the internal components is completed, packaging the wireless mobile power supply body 100, and finally checking the appearance and the function of the product to ensure that the product meets the factory standard.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. A wireless mobile power supply with semiconductor cooling fin heat dissipation, characterized by comprising:
a wireless mobile power supply body (100) in which at least one battery unit (101) and a TX wireless charging coil (102) are arranged;
The heat dissipation assembly (200) is mounted in an adapting way with the wireless mobile power supply body (100) and comprises a heat conduction aluminum sheet (201), a semiconductor refrigerating sheet (202), a heat dissipation sheet (203), a turbofan (204) and an air inlet and outlet (205);
The semiconductor refrigeration piece (202) is provided with a cold end (202 a) and a hot end (202 b), wherein the cold end (202 a) is connected with the TX wireless charging coil (102) through the heat conduction aluminum piece (201), and the hot end (202 b) is connected with the radiating fin (203);
the turbofan (204) and the air inlet and outlet (205) form an airflow exchange heat dissipation path to promote heat.
2. The wireless mobile power supply with semiconductor refrigeration fin heat dissipation according to claim 1, wherein a temperature sensing module (103) is further arranged inside the wireless mobile power supply body (100), and the temperature sensing module (103) is arranged near the TX wireless charging coil (102).
3. A wireless mobile power supply with semiconductor cooling fin heat dissipation according to claim 2, characterized in that the temperature sensing module (103) comprises a temperature sensor (103 a) and a control unit (103 b);
The control unit (103 b) adjusts the working state of the semiconductor refrigerating sheet (202) and the speed of the turbofan (204) according to the data fed back by the temperature sensor (103 a).
4. The wireless mobile power supply with semiconductor refrigeration fin heat dissipation according to claim 1, wherein the heat conducting aluminum sheet (201) is made of high heat conductivity material, and the surface treatment is smooth and flat.
5. The wireless mobile power supply with semiconductor refrigeration fin heat dissipation according to claim 1, wherein the heat dissipation fin (203) is made of aluminum material, and heat conduction silicone grease is smeared at a contact part with a hot end (202 b) of the semiconductor refrigeration fin (202), and the heat dissipation fin (203) is arranged into a fin-shaped structure.
6. The wireless mobile power supply with semiconductor cooling fin heat dissipation according to claim 1, wherein the air inlet and outlet (205) is provided with a dust screen, and the air inlet and outlet (205) is arranged on the side surface of the wireless mobile power supply body (100).
7. A wireless mobile power supply with semiconductor cooling fin heat dissipation according to claim 1, characterized in that the wireless mobile power supply body (100) is further provided with a USB interface or other form of wired charging interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422678671.5U CN223334939U (en) | 2024-11-04 | 2024-11-04 | Wireless mobile power supply with semiconductor refrigerating fin heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422678671.5U CN223334939U (en) | 2024-11-04 | 2024-11-04 | Wireless mobile power supply with semiconductor refrigerating fin heat dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223334939U true CN223334939U (en) | 2025-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422678671.5U Active CN223334939U (en) | 2024-11-04 | 2024-11-04 | Wireless mobile power supply with semiconductor refrigerating fin heat dissipation function |
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| Country | Link |
|---|---|
| CN (1) | CN223334939U (en) |
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- 2024-11-04 CN CN202422678671.5U patent/CN223334939U/en active Active
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