CN221948668U - Charger heat dissipation structure and charger - Google Patents
Charger heat dissipation structure and charger Download PDFInfo
- Publication number
- CN221948668U CN221948668U CN202420470210.6U CN202420470210U CN221948668U CN 221948668 U CN221948668 U CN 221948668U CN 202420470210 U CN202420470210 U CN 202420470210U CN 221948668 U CN221948668 U CN 221948668U
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- charger
- cooling
- cooling air
- battery
- wall
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 105
- 239000004065 semiconductor Substances 0.000 claims description 21
- 238000004891 communication Methods 0.000 claims description 2
- 238000013022 venting Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000005057 refrigeration Methods 0.000 description 14
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
本实用新型涉及一种充电器散热结构及充电器，其中充电器散热结构包括被构建成充电器外壳的壳体，所述壳体包括电池充电位、第一冷却空气引导结构和控制组件装配位，每个所述电池充电位被构建成可接收一个电池组件的槽，所述第一冷却空气引导结构包括第一进气结构、第一引导结构和第一排气结构，壳体外部的冷却气流可从第一进气结构进入且经由第一引导结构引导至第一排气结构，所述控制组件装配位被构建成用于安装充电器的控制组件，其中，所述控制组件装配位和所述电池充电位均设置于所述第一冷却空气引导结构中，让其可同时对控制组件和电池组件进行散热降温。
The utility model relates to a charger heat dissipation structure and a charger, wherein the charger heat dissipation structure comprises a shell constructed as a charger shell, the shell comprises a battery charging position, a first cooling air guiding structure and a control component assembly position, each of the battery charging positions is constructed as a slot that can receive a battery component, the first cooling air guiding structure comprises a first air intake structure, a first guiding structure and a first exhaust structure, the cooling airflow outside the shell can enter from the first air intake structure and be guided to the first exhaust structure via the first guiding structure, the control component assembly position is constructed as a control component for installing the charger, wherein the control component assembly position and the battery charging position are both arranged in the first cooling air guiding structure, so that it can simultaneously dissipate heat and cool the control component and the battery component.
Description
Technical Field
The utility model relates to the technical field of chargers, in particular to a heat dissipation structure of a charger and the charger.
Background
The rechargeable battery pack needs to be charged by a charger after the amount of electricity is used and exhausted. In the charging process, both the electronic device of the charger and the rechargeable battery pack generate heat, and especially when one charger charges a plurality of battery packs, the temperature of the electronic device of the charger and the temperature of the battery pack may exceed the operating parameters, so that the charger stops charging or reduces the charging speed, and serious fire may also occur.
The existing charger generally has an active or passive heat dissipation means, but generally only dissipates heat to and lowers temperature of electronic devices in the charger, and is difficult to dissipate heat of the battery assembly. In addition, although the existing partial charger can radiate heat from the battery assembly, its heat radiating structure is relatively complex. Therefore, it is necessary to provide a charger heat dissipation structure that has a relatively simple structure and can simultaneously dissipate heat and cool the electronic device and the battery assembly of the charger, so as to ensure the safety and the charging efficiency of the charger during charging.
Disclosure of utility model
The utility model aims to provide a charger heat dissipation structure capable of simultaneously dissipating heat and cooling a control component of the charger and a battery component.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a heat dissipation structure for a charger, comprising a housing configured as a charger housing, the housing comprising:
A number of battery charges, the number of battery charges being at least one, and each battery charge being configured to receive a slot of one battery assembly;
A first cooling air guiding structure including a first air intake structure, a first guiding structure, and a first exhaust structure, from which a cooling airflow outside the housing is accessible and via which the cooling airflow is guided to the first exhaust structure;
a control component mounting location configured to mount a control component of a charger;
wherein the control assembly mounting location and the battery charging location are both disposed in the first cooling air guide structure.
In one embodiment, the charger radiating structure further comprises a second cooling air guiding structure, and the second cooling air guiding structure is isolated from the first cooling air guiding structure.
In one embodiment, the charger heat dissipation structure further includes a temperature control device disposed inside the second cooling air guiding structure, and the temperature control device may cool or heat the gas flowing through the first cooling air guiding structure.
In one embodiment, the second cooling air guiding structure comprises a cooling cavity, a second air inlet structure and a second air outlet structure, wherein the two axial ends of the cooling cavity are respectively connected with the second air inlet structure and the second air outlet structure, the first cooling air guiding structure and the second cooling air guiding structure are isolated by the wall of the cooling cavity, and the temperature control device cools or heats part of the wall of the cooling cavity.
In one embodiment, the wall of the cooling cavity comprises a first wall with relatively high heat conductivity and a second wall with relatively low heat conductivity, and the temperature control device cools or heats the first wall of the cooling cavity.
In one embodiment, the control assembly mounting location is disposed on an exterior side surface of the first wall.
In one embodiment, the temperature control device comprises a semiconductor refrigeration sheet, a radiator and a second guiding fan, one surface of the semiconductor refrigeration sheet is contacted with the wall of the cooling cavity, the other surface of the semiconductor refrigeration sheet is connected with the radiator, and the second guiding fan guides air outside the shell into the cooling cavity from the second air inlet structure and discharges the air outside the shell from the second air outlet structure after flowing through the radiator.
In one embodiment, the wall of the cooling housing is provided with an external upper surface provided with a temperature detection assembly, which is in signal connection with the temperature control device.
In one embodiment, the first air intake structure is disposed directly opposite the control assembly mounting location.
In one embodiment, the first venting structure is an opening of a slot of the battery charging potential.
The embodiment also provides a charger, which comprises a shell and a control assembly, wherein the shell is provided with the charger heat dissipation structure, and the control assembly is assembled on the control assembly assembling position.
The charger radiating structure has the advantages that the control assembly assembling position and the battery charging position are arranged in the same first cooling air guiding structure, and when cooling air flows through the first cooling air guiding structure, electronic devices of the charger and the charged battery assembly can be radiated at the same time, so that the temperature of the whole charger and the battery assembly can be at a low level.
In addition, the heat dissipation structure of the charger is also provided with the second cooling air guide structure which is mutually isolated from the first cooling air guide structure, and the cold and hot ends of the temperature control device in the second cooling air guide structure are separately arranged, so that the temperature control device can cool the gas in the first cooling air guide structure, and meanwhile, the heat dissipation of the temperature control device can not basically influence the gas in the first cooling air guide structure, so that the temperature of a control component and a battery component during the work of the charger can be further reduced.
Drawings
Fig. 1 shows a perspective view of a charger.
Fig. 2 shows a top view of the charger with the power cord removed.
Figure 3 shows a cross-sectional view at A-A in figure 2.
Fig. 4 shows a cross-sectional view at B-B in fig. 2.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the objects, features and advantages of the present utility model will be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the utility model, but rather are merely illustrative of the true spirit of the utility model.
In the following description, for the purposes of explanation of various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that an embodiment may be practiced without one or more of the specific details. In other instances, well-known devices, structures, and techniques associated with the present application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Throughout the specification and claims, unless the context requires otherwise, the word "comprise" and variations such as "comprises" and "comprising" will be understood to be open-ended, meaning of inclusion, i.e. to be interpreted to mean "including, but not limited to.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.
In the following description, for the purposes of clarity of presentation of the structure and manner of operation of the present utility model, the description will be made with the aid of directional terms, but such terms as "forward," "rearward," "left," "right," "outward," "inner," "outward," "inward," "upper," "lower," etc. are to be construed as convenience, and are not to be limiting.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-4, the present embodiment provides a charger, which includes a housing 1 and a control component 2 for implementing functions related to charging, where the control component 2 includes a circuit board 21 and an electronic device 22 disposed on the circuit board 21, and the control component 2 can implement charging of the battery assembly by the charger and related control during charging, such as controlling charging process, overheat protection, etc., and the control component is not related to improvement of the control component in the present embodiment, so a circuit for implementing various functions by the control component is not described herein.
The casing 1 is provided with at least one battery charging station 11, and the charger in this embodiment is provided with four battery charging stations 11, but the present invention is not limited thereto, and the number of battery charging stations may be increased or decreased according to actual requirements. Each battery charging station 11 is configured to receive a rechargeable battery pack, and the battery charging station 11 is configured to position and secure the battery pack disposed within the battery charging station, while the battery charging station 11 is provided with a contact portion 111 in electrical contact with the battery pack disposed within the battery charging station 11, the charger being configured to charge by making electrical contact with the battery pack via the contact portion 111. Each battery charge level 111 in this embodiment is a groove formed in the top surface of the case 1.
The charger is further provided with a first cooling air guiding structure 3 comprising a first air inlet structure 31, a first guiding structure 32 and a first air outlet structure 33, the cooling air flow entering from the first air inlet structure 31 and being guided to the first air outlet structure 33 via the first guiding structure 32. Wherein the control assembly 2 and the battery charging station 11 are both located in the first cooling air guiding structure 3, and cool the control assembly and the battery assembly located in the battery charging station 11 when the cooling air flows through, and simultaneously realize heat dissipation of the electronic device of the charger and the charged battery assembly, so that the temperature of the whole charger and the battery assembly is at a lower level when the charger charges the battery assembly.
Specifically, referring to fig. 1 to 3, the housing 1 has a substantially rectangular parallelepiped shape, and defines directions of length, width and height thereof as x-axis, y-axis and z-axis directions, respectively. The first air inlet structure 31 is disposed in the middle of the top surface of the housing 1, and is a plurality of openings disposed along the x-axis direction at intervals, two of the four battery charging units 11 are a group, two battery charging units 11 of the same group are disposed on two sides of the y-axis of the first air inlet structure 31, and battery charging units 11 of different groups are disposed along the x-axis direction at intervals. Preferably, the distance that the first air intake structure 31 extends in the x-axis direction is set to match the respective battery charging level 11, and at least a portion of the first air intake structure 31 is located beside the respective battery charging level 11, that is, the projections of the respective battery charging level 11 and the first air intake structure 31 on the x-axis at least partially overlap.
The control assembly 2 is disposed in the casing 1, and the casing 1 is disposed directly below the first air inlet structure 31 with a control assembly assembling position for assembling the control assembly 2, so that the control assembly 2 can be cooled by the cooling air flow entering through the first air inlet structure 31. The first guiding structure 32 is connected to the first air inlet structure 31 and each battery charging station 11, wherein a plurality of through holes 112 are formed in a side wall of the battery charging station 11 facing the first air inlet structure 31, a first guiding fan 34 is fixedly mounted on the inner side of the side wall of each battery charging station 11 where the through holes 112 are formed, the first guiding fan 34 guides cooling air flow entering through the first air inlet structure 31 to the corresponding battery charging station 11 so as to cool battery components located in the battery charging station 11, meanwhile, an opening part of the battery charging station 11 serves as a first air discharging structure 33 of the first cooling air guiding structure 3, the cooling air flow is discharged from the opening part of the battery charging station 11, the cooling air flow flows in the first cooling air guiding structure 3, and a flow direction of the cooling air flow in the first cooling air guiding structure 3 is shown by an arrow direction in fig. 3.
Referring to fig. 1-4, the charger provided in this embodiment further includes a housing 1, and a second cooling air guiding structure 4, where the second cooling air guiding structure 4 is disposed separately from the first cooling air guiding structure 3, and cooling air flows through the first cooling air guiding structure 3 and the second cooling air guiding structure 4 do not interfere with each other. Specifically, the second cooling air guiding structure 4 constructs a cooling cavity 41 disposed along the x-axis direction in the housing, the housing 1 is respectively provided with a second air inlet structure 42 and a second air outlet structure 43 at positions corresponding to two ends of the x-axis of the cooling cavity 41, the cooling cavity 41 is basically a sealing structure in the housing, two ends of the x-axis of the cooling cavity 41 are respectively connected with the second air inlet structure 42 and the second air outlet structure 43, so that cooling air flows can enter from the second air inlet structure 42 and flow out from the second air outlet structure 43 after passing through the whole cooling cavity 41.
A temperature control device 5 is further arranged in the cooling cavity 41, the temperature control device 5 comprises a semiconductor refrigeration sheet 51 arranged on the upper inner wall of the cooling cavity 41, a radiator 52 arranged in the cooling cavity 41 and a second guide fan 53 positioned between the radiator and the second air inlet structure 42 and/or the second air outlet structure 43, the upper end face of the semiconductor refrigeration sheet 51 is clung to the upper wall of the cooling cavity 41, and the lower end face of the semiconductor refrigeration sheet 51 is clung to the radiator 52 or is connected with the radiator 52 arranged in the cooling cavity through a copper pipe as shown in fig. 4 so as to conduct heat generated during the operation of the semiconductor refrigeration sheet 51 to the radiator 52. When the semiconductor refrigeration piece 51 works, the upper end surface of the semiconductor refrigeration piece is a cold end, at this time, air flowing through the upper wall of the cooling cavity 41 is cooled to form cold air with lower temperature, and the cold air is guided to cool the control component 2 and the battery component through the first cooling air guiding structure 3; the lower end face is a hot end, the hot end conducts heat to the radiator 52, and finally the second guiding fan 53 guides airflow outside the housing to flow through the cooling cavity 41, and conducts heat of the radiator 52 to outside the housing. The flow direction of the cooling air flow in the second cooling air guiding structure 4 is schematically shown in the direction of the arrow in fig. 4.
The cooling cavity 41 separates the cold end and the hot end of the temperature control device 5, the cold end cools the gas flowing through the first cooling air guiding structure 3, and the heat generated by the hot end is discharged by the cooling cavity 41, so that the temperature of the whole control assembly 2 and the temperature of the battery assembly are at a lower level when the charger charges the battery assembly, and the safety and the charging efficiency are ensured. It should be noted that, the temperature control device 5 in this embodiment uses the semiconductor cooling plate 51 to perform cooling, which can make the whole temperature control device 5 smaller and easy to assemble, and in some cases, can also use a liquid cooling mode to achieve the same purpose.
Preferably, the upper surface of the cooling cavity 41 is made of a material with good thermal conductivity, such as metal, ceramic, etc., so as to facilitate the conduction of the cold end temperature, and the other surfaces are made of a material with poor thermal conductivity, such as plastic, etc., so that the heat of the cooling cavity 41 can be less conducted into the housing.
As another preferred embodiment, referring to fig. 3 and 4, the control assembly 2 is disposed on the upper surface of the cooling cavity 41, that is, on the side of the cold end of the semiconductor refrigeration sheet 51, and the control assembly 2 can be cooled at the first time when the temperature of the cold end of the semiconductor refrigeration sheet 51 is transmitted to the upper wall.
Still preferably, the outer upper surface of the cooling chamber 41 is provided with a temperature detecting assembly, which is not shown in the drawing. When the temperature detection assembly detects that the temperature is higher than the preset temperature, the semiconductor refrigeration piece is controlled to work, at the moment, the upper end face of the semiconductor refrigeration piece is a cold end, and the lower end face of the semiconductor refrigeration piece is a hot end, so that the whole charger is cooled; when the temperature detection assembly detects that the temperature is smaller than the preset temperature, the semiconductor refrigerating sheet is controlled to work, the upper end face of the semiconductor refrigerating sheet is a hot end, and the lower end face of the semiconductor refrigerating sheet is a cold end, so that the whole charger and the battery pack are subjected to temperature rising treatment, and the battery pack is prevented from being incapable of charging the battery pack due to the low-temperature protection charger when the weather is supercooled.
While the preferred embodiments of the present utility model have been described in detail, it will be appreciated that those skilled in the art, upon reading the above teachings, may make various changes and modifications to the utility model. Such equivalents are also intended to fall within the scope of the utility model as defined by the following claims.
Claims (11)
1. A heat dissipation structure for a charger, comprising a housing configured as a charger housing, the housing comprising:
A number of battery charges, the number of battery charges being at least one, and each battery charge being configured to receive a slot of one battery assembly;
A first cooling air guiding structure including a first air intake structure, a first guiding structure, and a first exhaust structure, from which a cooling airflow outside the housing is accessible and via which the cooling airflow is guided to the first exhaust structure;
a control component mounting location configured to mount a control component of a charger;
wherein the control assembly mounting location and the battery charging location are both disposed in the first cooling air guide structure.
2. The charger heat dissipation structure of claim 1 further comprising a second cooling air guiding structure, said second cooling air guiding structure being isolated from said first cooling air guiding structure.
3. The charger heat dissipation structure of claim 2, further comprising a temperature control device disposed inside the second cooling air guiding structure, wherein the temperature control device is configured to cool or heat the gas flowing through the first cooling air guiding structure.
4. The charger radiating structure of claim 3 wherein said second cooling air guiding structure comprises a cooling cavity, a second air inlet structure and a second air outlet structure, said cooling cavity being connected at its axial ends to said second air inlet structure and said second air outlet structure, respectively, said first cooling air guiding structure and said second cooling air guiding structure being separated by a wall of said cooling cavity, said temperature control device cooling or heating a portion of said wall of said cooling cavity.
5. The charger radiating structure of claim 4 wherein said cooling cavity walls comprise a first wall having a relatively high thermal conductivity and a second wall having a relatively low thermal conductivity, said temperature control means cooling or heating said cooling cavity first wall.
6. The charger thermal dissipation structure of claim 5, wherein said control assembly mounting location is disposed on an exterior side surface of said first wall.
7. The heat dissipating structure of the charger of claim 4, wherein the temperature control device comprises a semiconductor cooling fin, a heat sink and a second guiding fan, one surface of the semiconductor cooling fin is in contact with the wall of the cooling cavity, the other surface of the semiconductor cooling fin is connected with the heat sink, and the second guiding fan guides the air outside the housing from the second air inlet structure into the cooling cavity and is discharged from the second air outlet structure to outside the housing after flowing through the heat sink.
8. The charger radiating structure of claim 4 wherein the wall of said cooling chamber is provided with an external upper surface provided with a temperature sensing assembly, said temperature sensing assembly being in signal communication with said temperature control device.
9. The charger thermal dissipation structure of claim 1, wherein said first air intake structure is disposed directly opposite said control assembly mounting location.
10. The charger heat dissipation structure of claim 1 wherein the first venting structure is an opening of a slot of the battery charging potential.
11. A charger comprising a housing provided with a charger heat dissipation structure as defined in any one of claims 1 to 10, and a control assembly mounted to the control assembly mounting location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420470210.6U CN221948668U (en) | 2024-03-11 | 2024-03-11 | Charger heat dissipation structure and charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420470210.6U CN221948668U (en) | 2024-03-11 | 2024-03-11 | Charger heat dissipation structure and charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221948668U true CN221948668U (en) | 2024-11-01 |
Family
ID=93241020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420470210.6U Active CN221948668U (en) | 2024-03-11 | 2024-03-11 | Charger heat dissipation structure and charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221948668U (en) |
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2024
- 2024-03-11 CN CN202420470210.6U patent/CN221948668U/en active Active
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