CN223024128U - Charging device - Google Patents
Charging device Download PDFInfo
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- CN223024128U CN223024128U CN202421742508.4U CN202421742508U CN223024128U CN 223024128 U CN223024128 U CN 223024128U CN 202421742508 U CN202421742508 U CN 202421742508U CN 223024128 U CN223024128 U CN 223024128U
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- charging
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Abstract
The utility model discloses a charging device which comprises a shell, a charging assembly and a cooling assembly, wherein the charging assembly is positioned in the shell and is in heat conduction connection with the shell, the cooling assembly comprises a refrigerating piece and a cold conducting piece, the refrigerating piece is positioned in the shell, and the refrigerating piece is in heat conduction connection with the charging assembly through the cold conducting piece. Through set up refrigeration piece and cold guide piece in the casing inside, this refrigeration piece passes through cold guide piece and is connected with the subassembly electricity that charges, and the subassembly that charges is connected with casing heat conduction again, therefore, the cold volume that refrigeration piece during operation produced can be firstly through cold guide piece transfer for the subassembly that charges, with the temperature that reduces the subassembly that charges, then by the subassembly that charges with cold volume transfer for the casing, and electronic equipment can contact with the casing in the charging process, consequently, cold volume can be transferred for electronic equipment from the casing, reduce electronic equipment's temperature, reduce electronic equipment at the influence of the heat that produces to charging efficiency in the charging process, thereby the hold time of the quick mode of charging of extension electronic equipment.
Description
Technical Field
The utility model relates to the technical field of electronic equipment accessories, in particular to a charging device.
Background
The existing charging device, such as a wireless charger or a mobile power supply, is generally difficult to maintain a long-time fast charging mode, because the electronic device generates heat during charging, and the higher the charging power is, the more heat is generated, when the temperature of the electronic device rises to a preset threshold value, the electronic device triggers a protection mechanism, and the charging power of the charging device is reduced to reduce the temperature of the electronic device, so that the safety during charging is ensured, but the charging efficiency of the electronic device is reduced.
Disclosure of utility model
In view of the above, the present utility model provides a new charging device to solve the problem that the existing charging device is difficult to maintain the quick charging effect for a long time.
The application provides a charging device which comprises a shell, a charging assembly and a cooling assembly, wherein the charging assembly is positioned in the shell and is in heat conduction connection with the shell, the cooling assembly comprises a refrigerating piece and a cold conducting piece which are positioned in the shell, and the refrigerating piece is in heat conduction connection with the charging assembly through the cold conducting piece.
In some embodiments, the cooling assembly further comprises a heat sink positioned within the housing, the heat sink being in thermally conductive connection with a side of the cooling member remote from the cooling member.
In some embodiments, a mounting frame is arranged in the shell, a mounting position is arranged on the mounting frame, the refrigerating piece is arranged in the mounting position, and the radiator is arranged on the mounting frame and is positioned on one side, away from the cold guide piece, of the refrigerating piece.
In some embodiments, the mounting position penetrates through the mounting frame, the depth of the mounting position is smaller than or equal to the thickness of the refrigerating piece, and two opposite sides of the refrigerating piece are respectively attached to the cold guide piece and the radiator.
In some embodiments, the cooling component further comprises a fan, the housing is provided with a containing cavity, and an air inlet and an air outlet which are respectively communicated with the containing cavity, and the fan, the refrigerating piece, the cold conducting piece and the charging component are all located in the containing cavity.
In some embodiments, the air inlet and the air outlet are respectively located at two opposite sides of the housing, and the charging assembly and the cooling assembly are arranged in a direction from the air inlet to the air outlet.
In some embodiments, the charging assembly includes an energy storage member and a charging coil electrically connected to the energy storage member, the charging coil is in thermally conductive connection with the housing, and the cooling member is in thermally conductive connection with the charging coil through the cold guide member.
In some embodiments, the charging coil is at least partially outside the energy storage member outer profile, the cooling member is outside the energy storage member outer profile, the charging coil and the cooling member are adjacent the same end of the energy storage member, or
The charging coil is located the inboard of energy storage piece outline orbit, the refrigeration piece is located the outside of energy storage piece outline orbit, the charging coil is close to the one end of energy storage piece, the refrigeration piece is close to the other end of energy storage piece, lead cold piece follow the refrigeration piece extends to the charging coil.
In some embodiments, the charging assembly further comprises at least two circuit boards, at least two of the circuit boards being arranged in a thickness direction of the housing and forming an airflow channel between adjacent circuit boards.
In some embodiments, a bracket is provided on the outside of the housing, the bracket being rotatably connected to the housing.
In some embodiments, the housing includes a faceplate and a backplate disposed in spaced opposition, the charging coil is in thermally conductive connection with the faceplate, the energy storage member is in thermally conductive connection with the backplate, and the bracket is disposed outside of the backplate and in thermally conductive connection with the backplate.
In some embodiments, the outside of the back plate is provided with a groove, to which the bracket is mounted.
According to the charging equipment provided by the utility model, the refrigerating piece and the cold guide piece are arranged in the shell, the refrigerating piece is electrically connected with the charging assembly through the cold guide piece, and the charging assembly is in heat conduction connection with the shell, so that cold generated during operation of the refrigerating piece can be transferred to the charging assembly through the cold guide piece so as to reduce the temperature of the charging assembly, then the charging assembly transfers the cold to the shell, and the electronic equipment is contacted with the shell in the charging process, so that the cold can be transferred to the electronic equipment from the shell, the temperature of the electronic equipment is reduced, the influence of heat generated by the electronic equipment in the charging process on the charging efficiency is reduced, and the holding time of a quick charging mode of the electronic equipment is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a charging device according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the charging device shown in FIG. 1 from another perspective;
FIG. 3 is an exploded view of the charging device shown in FIG. 1;
FIG. 4 is a cross-sectional view of the charging device shown in FIG. 1 in one direction;
FIG. 5 is a cross-sectional view of the charging device shown in FIG. 1 in another direction;
FIG. 6 is a schematic view of the assembly of the mounting bracket, refrigeration member, heat sink, fan and circuit board shown in FIG. 3;
FIG. 7 is an exploded schematic view of the mounting bracket, refrigeration member, heat sink, fan and circuit board shown in FIG. 3;
Fig. 8 is an exploded view of a charging device according to an embodiment of the present utility model;
fig. 9 is an exploded view of a charging device according to another embodiment of the present utility model.
10 Parts of charging device, 12 parts of shell, 14 parts of charging assembly, 16 parts of energy storage part, 18 parts of charging coil, 20 parts of circuit board, 22 parts of air flow channel, 24 parts of magnetic attraction part, 26 parts of side wall, 28 parts of panel, 30 parts of back plate, 32 parts of accommodating cavity, 34 parts of accommodating part, 35 parts of soft glue layer, 36 parts of cooling assembly, 38 parts of refrigerating part, 40 parts of cooling part, 42 parts of cooling part, radiator, 44 parts of cooling fin, 46 parts of mounting frame, 48 parts of mounting position, 50 parts of fan, 52 parts of air inlet, 54 parts of air outlet, 56 parts of bracket, 58 parts of groove.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
It should be noted that all directional indicators (such as up, down, left, right, front, rear, inner, outer, top, bottom, and the like) in the embodiments of the present utility model are merely used to explain the relative positional relationship between the components and the like under a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is correspondingly changed.
It will also be understood that when an element is referred to as being "fixed" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Referring to fig. 1 to 9, a charging device 10 according to an embodiment of the present utility model includes a housing 12 and a charging assembly 14 disposed inside the housing 12, wherein the charging assembly 14 is used for electrically connecting with an electronic device, such as a mobile phone, so as to charge the electronic device.
The charging device 10 may be a charger or a mobile power supply, that is, the charging device 10 may be an external power supply to charge the electronic device, or may be a self-powered device, so that the electronic device can be charged without the external power supply.
In the present application, the charging assembly 14 includes an energy storage member 16 positioned within the housing 12, the energy storage member 16 being configured to store electrical energy for powering the electronic device. When the energy storage piece 16 and the electronic equipment are electrically connected, the charging device 10 can charge the electronic equipment by using the energy storage piece 16, so that the energy storage device is free from the constraint of an external power supply and is convenient to use in an outdoor environment.
The specific type of the energy storage member 16 is not limited, and may be a battery, a capacitor, or the like. In this embodiment, the energy storage member 16 is a rechargeable battery, so as to achieve the recycling effect.
It will be appreciated that the energy storage element 16 is electrically connected to the electronic device, either by a wired connection or by a wireless connection.
In this embodiment, the charging assembly 14 further includes a charging coil 18 located within the housing 12, the charging coil 18 being electrically connected to the energy storage member 16. The charging device 10 can utilize the effect that the charging coil 18 is electrically connected with the electronic device with the wireless charging function, so that the user does not need to carry wires additionally, and the charging device is convenient for the user to use.
The charging assembly 14 further includes a number of circuit boards 20 located within the housing 12, and the charging coil 18 is electrically connected to the energy storage member 16 via the circuit boards 20.
In the present embodiment, at least two circuit boards 20 are provided inside the housing 12, the at least two circuit boards 20 are arranged in the thickness direction of the housing 12, and an air flow passage 22 is formed between adjacent circuit boards 20. Specifically, the number of circuit boards 20 is two. The two circuit boards 20 are arranged along the thickness direction of the shell 12, the space of the shell 12 in the thickness direction is fully utilized, meanwhile, an air flow channel 22 is formed between the two circuit boards 20, the two circuit boards 20 are prevented from being mutually attached, the contact area between the circuit boards 20 and air can be increased, and therefore the heat dissipation effect of the circuit boards 20 is enhanced.
The charging assembly 14 further includes a magnetic attraction member 24 located in the housing 12, where the magnetic attraction member 24 surrounds the outer side of the charging coil 18, so as to form a magnetic attraction fit effect with the electronic device, so that the electronic device is tightly attached to the housing 12 of the charging device 10, and the risk that the electronic device is separated from the charging device 10 during the charging process to affect the charging effect is reduced.
Specifically, the number of the magnetic attraction pieces 24 is plural, and the plurality of magnetic attraction pieces 24 are arranged along the circumferential direction of the charging coil 18 and form a non-closed annular structure, so that an eddy current phenomenon is avoided in the charging process.
In one embodiment, the housing 12 includes a side wall 26, a front panel 28 and a back surface respectively disposed on opposite sides of the side wall 26, and a back panel 30 and the front panel 28 are disposed opposite to each other at a distance. The side wall 26 is annular, the back plate 30, the face plate 28 and the surrounding wall enclose a housing cavity 32, and the charging assembly 14 is located in the housing cavity 32. During charging, the faceplate 28 is in contact with the electronic device and the charging coil 18 and the magnetic attraction 24 are disposed proximate the faceplate 28.
Specifically, the charging coil 18 of the charging assembly 14 is thermally conductively coupled to the faceplate 28, the energy storage member 16 is thermally conductively coupled to the backplate 30, and the faceplate 28 and backplate 30 are preferably made of a material having good thermal conductivity, such as metal, to enhance thermal conductivity. In some embodiments, a thermally conductive silicone is provided between the charging coil 18 and the faceplate 28 to enhance the heat transfer efficiency.
The panel 28 has a receiving portion 34 recessed on the inner side and the side adjacent to the receiving cavity 32, and the charging coil 18 and the magnetic attraction member 24 are mounted in the receiving portion 34.
The specific manner of connection between the side walls 26 and the face and back plates 28, 30 is not limited, such as a snap fit, mechanical connection, glue connection, etc. In this embodiment, the back plate 30 is glued to the side wall 26, and the front plate 28 is snap-fitted to the side wall 26, thereby providing a detachable connection, facilitating maintenance, replacement, etc. of the charging assembly 14 inside the housing 12.
The side of panel 28 that keeps away from backplate 30 is equipped with soft glue film 35, and electronic equipment is in the in-process of charging with soft glue film 35 contact, can prevent that electronic equipment from directly contacting with panel 28, and soft glue film 35 can play the effect of protection electronic equipment, reduces the risk that electronic equipment was scraped the flower.
Preferably, the soft gel layer 35 is made of a gel with better heat conduction performance, so as to reduce the influence of the soft gel layer 35 on the heat transfer between the panel 28 and the electronic device.
In one embodiment, the charging device 10 further includes a cooling assembly 36, the cooling assembly 36 being located inside the housing 12 and being in thermally conductive connection with the housing 12. The temperature reducing component 36 can reduce the temperature of the housing 12 during the operation, and the electronic device contacts the housing 12 under the action of the magnetic attraction member 24 during the charging process, so that the electronic device can transfer the heat generated during the charging process to the housing 12 of the charging device 10, thereby reducing the temperature of the electronic device, reducing the influence of the heat generated during the charging process on the charging efficiency, and prolonging the holding time of the fast charging mode.
Specifically, during the charging process of the electronic device, the electronic device contacts the panel 28 of the housing 12, and the cooling component 36 is in thermal conduction connection with the panel 28 of the housing 12, so as to reduce a thermal conduction path between the cooling component 36 and the electronic device, and improve a cooling effect of the cooling component 36 on the electronic device.
It will be appreciated that the cooling module 36 may be in thermally conductive connection with the housing 12 directly or indirectly via a thermally conductive member.
The cooling assembly 36 includes a cooling member 38 and a cooling member 40 positioned within the housing 12, the charging assembly 14 being in thermally conductive connection with the housing 12, the cooling member 38 being in thermally conductive connection with the charging assembly 14 through the cooling member 40. Specifically, the charging coil 18 of the charging assembly 14 is in thermally conductive connection with the housing 12, and the cooling member 38 is electrically connected with the circuit board 20 and is in thermally conductive connection with the charging coil 18 and the magnetic attraction member 24 via the cooling member 40. When the refrigeration member 38 works, cold energy is generated on one side of the refrigeration member near the cold guide member 40, the cold energy is transmitted to the magnetic attraction member 24 and the charging coil 18 through the cold guide member 40, the temperature of the charging coil 18 is reduced, the magnetic attraction member 24 and the charging coil 18 transmit the cold energy to the shell 12, and the electronic equipment is contacted with the shell 12 in the charging process, so that the cold energy can be finally transmitted to the electronic equipment, the temperature of the electronic equipment is reduced, and the holding time of a quick charging mode of the electronic equipment is prolonged.
In the present embodiment, the cooling element 38 is a semiconductor cooling plate, and during operation, the side of the cooling element 38 near the cooling element 40 generates cooling energy, and the side of the cooling element 38 far from the cooling element 40 generates heat.
The cooling assembly 36 further includes a radiator 42 disposed in the housing 12, where the radiator 42 is in thermal conduction connection with a side of the cooling element 38 remote from the cooling element 40, and heat generated by the side of the cooling element 38 remote from the cooling element 40 can be transferred to the radiator 42, and the radiator 42 dissipates heat to the surrounding environment, so that the temperature of the side of the cooling element 38 remote from the cooling element 40 can be reduced, and the cooling capacity of the cooling element 38 can be ensured.
Specifically, the heat sink 42 is located on a side of the cooling element 38 away from the cold guide 40, and opposite sides of the cooling element 38 are respectively attached to the cold guide 40 and the heat sink 42 to form a heat-conducting connection.
The specific type of the radiator 42 is not limited, in this embodiment, the radiator 42 is a fin radiator 42, a plurality of heat dissipation fins 44 are disposed on a side of the radiator 42 away from the refrigeration member 38, and the plurality of heat dissipation fins 44 are disposed in parallel at intervals to increase the surface area of the radiator 42 contacting with air, so as to improve the heat dissipation performance of the radiator 42.
The cooling assembly 36 further includes a mounting frame 46 disposed within the housing 12, the mounting frame 46 being fixed relative to the housing 12, the heat sink 42 being fixed to the mounting frame 46, the mounting frame 46 being provided with a mounting location 48, the cooling member 38 being disposed within the mounting location 48. After the cooling assembly 36 is assembled together, the cooling element 38 is vertically limited by the radiator 42 and the cold guide 40, and horizontally limited by the inner wall of the mounting location 48, so that the cooling element 38 is kept in the corresponding position.
Specifically, the mounting location 48 penetrates the mounting frame 46, and the depth of the mounting location 48 is smaller than or equal to the thickness of the cooling element 38, and two opposite sides of the cooling element 38 are respectively attached to the cooling element 40 and the radiator 42, so as to improve the compactness of the overall structure of the cooling assembly 36, and preferably, in this embodiment, the depth of the mounting location 48 is the same as the thickness of the cooling element 38.
In an embodiment, the cooling assembly 36 further includes a fan 50 located in the housing 12, the fan 50 is electrically connected to the circuit board 20 of the charging assembly 14, the housing 12 is provided with a housing cavity 32, and an air inlet 52 and an air outlet 54 respectively communicated with the housing cavity 32, and the charging assembly 14 and the cooling assembly 36 are respectively housed in the housing cavity 32, that is, the fan 50, the cooling member 38, the cooling member 40, the radiator 42, the energy storage member 16, the circuit board 20, the charging coil 18 and other components are located in the housing cavity 32. When the fan 50 works, external air can be sucked into the accommodating cavity 32 through the air inlet 52 and flows towards the air outlet 54, and finally is discharged from the air outlet 54, so that heat in the accommodating cavity 32 can be taken away in the flowing process, heat generated in the working processes of the charging assembly 14 and the cooling assembly 36 is prevented from being accumulated in the accommodating cavity 32, and the overall temperature in the accommodating cavity 32 is reduced.
The specific type of the fan 50 is not limited, and may be a centrifugal fan 50 or an axial flow fan 50.
Specifically, the fan 50 is located on a side of the radiator 42 away from the cooling element 38, the circuit board 20 is mounted on the mounting frame 46 and located on a side of the fan 50, and during the process of driving air from the air inlet 52 to the air outlet 54, the air passes through the radiator 42 and the circuit board 20, so that heat on the radiator 42 and the circuit board 20 is taken away.
The air inlet 52 and the air outlet 54 are respectively located at two opposite sides of the housing 12, and the charging assembly 14 and the cooling assembly 36 are arranged in a direction from the air inlet 52 to the air outlet 54, so that air passes through the energy storage element 16, the charging coil 18, the circuit board 20, the radiator 42 and other elements in a process of flowing from the air inlet 52 to the air outlet 54, and heat on the corresponding elements is taken away.
In this embodiment, the casing 12 is substantially rectangular, the air inlet 52 and the air outlet 54 are disposed on two sides of the casing 12 in the length direction, so that the distance between the air inlet 52 and the air outlet 54 is increased, the flow path of the air is prolonged, and the air can pass through more elements, so as to improve the heat dissipation effect of the fan 50.
It should be understood that the charging assembly 14 and the cooling assembly 36 are arranged in the direction from the air inlet 52 to the air outlet 54, which may mean that the charging assembly 14 is close to the air inlet 52 and the cooling assembly 36 is close to the air outlet 54, or that the charging assembly 14 is open to the air inlet 54 and the cooling assembly 36 is close to the air inlet 52. In the present embodiment, the direction from the air inlet 52 to the air outlet 54 is also the length direction of the housing 12.
Referring to fig. 8, in one embodiment, the charging coil 18 is at least partially located outside the outer profile of the energy storage member 16, the cooling member 38 is located outside the outer profile of the energy storage member 16, and the charging coil 18 and the cooling member 38 are located near the same end of the energy storage member 16. Specifically, the energy storage member 16 is close to the air inlet 52, the charging coil 18 is at least partially located outside an end of the energy storage member 16 away from the air inlet 52, and the cooling member 38 is located on a side of the energy storage member 16 away from the air inlet 52, that is, the charging coil 18 and the cooling member 38 are close to the air outlet 54. The cooling element 38 is located on the side of the charging coil 18 remote from the panel 28, and the charging coil 18, the cooling element 40 and the cooling element 38 form a stacked arrangement in which case the heat transfer path between the cooling element 38 and the charging coil 18 is relatively short and the cooling element 40 is relatively small in size. When the blower 50 is operated, air enters the accommodating cavity 32 from the air inlet 52, passes through the energy storage member 16, then passes through the radiator 42, and finally is discharged from the air outlet 54.
Referring to fig. 9, in another embodiment, the charging coil 18 is located inside the outer profile of the energy storage member 16, the cooling member 38 is located outside the outer profile of the energy storage member 16, the charging coil 18 is located near one end of the energy storage member 16, the cooling member 38 is located near the other end of the energy storage member 16, and the cooling member 40 extends from the cooling member 38 to the charging coil 18. Specifically, the energy storage member 16 is close to the air outlet 54, the charging coil 18 is integrally located at the inner side of the outline track of the energy storage member 16, that is, the charging coil 18 does not extend to the outer side of the periphery of the energy storage member 16, the charging coil 18 is located at one end of the energy storage member 16 close to the air outlet 54, the cooling member 38 is close to the air inlet 52, the cooling member 40 extends along the direction from the air inlet 52 to the air outlet 54, at this time, the heat transfer path between the cooling member 38 and the charging coil 18 is long, and the size of the cooling member 40 is relatively large. When the blower 50 is operated, air enters the accommodating cavity 32 from the air inlet 52, passes through the radiator 42, then passes through the energy storage member 16, and finally is discharged from the air outlet 54.
In one embodiment, the housing 12 is provided with a bracket 56 on the outside, the bracket 56 being rotatably connected to the housing 12. Specifically, the bracket 56 is rotatably coupled to the back plate 30. When the bracket 56 is rotated at an angle relative to the housing 12, the bracket 56 can support the housing 12 and thus the electronic device for viewing video during charging.
Preferably, the bracket 56 is a metal member with good heat conducting capability, and the energy storage member 16 is thermally connected to the back plate 30, so that heat generated by the energy storage member 16 can be transferred to the bracket 56 through the back plate 30, and the bracket 56 is used to assist the energy storage member 16 in dissipating heat.
The outside of the back plate 30 is provided with a groove 58, and the bracket 56 is mounted to the groove 58. When the bracket 56 is not in use, the bracket 56 can be rotated to be accommodated in the groove 58, so that the abrupt sense of the bracket 56 is reduced, and the distance between the energy storage element 16 and the bracket 56 is shortened, thereby reducing the heat transfer path between the energy storage element 16 and the bracket 56, and enabling the heat on the energy storage element 16 to be transferred to the bracket 56 more quickly.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (12)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421742508.4U CN223024128U (en) | 2024-07-22 | 2024-07-22 | Charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421742508.4U CN223024128U (en) | 2024-07-22 | 2024-07-22 | Charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223024128U true CN223024128U (en) | 2025-06-24 |
Family
ID=96086651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421742508.4U Active CN223024128U (en) | 2024-07-22 | 2024-07-22 | Charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223024128U (en) |
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2024
- 2024-07-22 CN CN202421742508.4U patent/CN223024128U/en active Active
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