CN116744653A - Heat radiation structure and connection port structure with same - Google Patents
Heat radiation structure and connection port structure with same Download PDFInfo
- Publication number
- CN116744653A CN116744653A CN202310740295.5A CN202310740295A CN116744653A CN 116744653 A CN116744653 A CN 116744653A CN 202310740295 A CN202310740295 A CN 202310740295A CN 116744653 A CN116744653 A CN 116744653A
- Authority
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- China
- Prior art keywords
- heat
- heat transfer
- heat exchange
- terminal
- transfer portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 17
- 230000017525 heat dissipation Effects 0.000 claims description 26
- 239000004020 conductor Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000026058 directional locomotion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20436—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
Abstract
The invention discloses a heat radiation structure and a connector structure with the same, wherein the heat radiation structure is provided with a wire and a connecting terminal, and can be used as a novel heat radiation wire harness. The heat radiation structure comprises: the heat exchange device comprises a heat exchange part, a first connecting terminal, a second connecting terminal and a heat transfer part, wherein the heat transfer part is used as a conducting wire, the second connecting terminal is electrically connected with the first connecting terminal through the heat transfer part, and the heat transfer part penetrates through the heat exchange part and is used for transferring heat of the connecting terminal to the heat exchange part. According to the heat radiation structure, the heat radiation efficiency is high, the occupied space is small, the wire harness with any required length and any required shape can be manufactured, and the wire harness can bear larger current carrying working conditions.
Description
Technical Field
The invention relates to the technical field of connector structures, in particular to a heat dissipation structure and a connector structure with the same.
Background
When high-power charging or large current passes through, the connector, the charging cable, the charging socket and the charging gun power terminal can generate extremely high heat and temperature, and the problems of cooling and heat dissipation of the high-power connector, the charging cable, the charging socket and the charging gun power terminal bring extremely great challenges to normal and safe use of the whole vehicle and the system.
Disclosure of Invention
The present invention aims to solve, at least to some extent, one of the above technical problems in the prior art. Therefore, the invention provides a heat dissipation structure which has high heat dissipation efficiency and small occupied space.
The invention further provides a connecting port structure with the heat dissipation structure.
According to an embodiment of the present invention, a heat dissipation structure includes: a heat exchange part; a first connection terminal; a second connection terminal; and the heat transfer part is arranged in the heat exchange part in a penetrating way and used for transferring the heat of the first connecting terminal to the heat exchange part and transferring the heat of the second connecting terminal to the heat exchange part.
According to the heat radiation structure provided by the embodiment of the invention, the second connecting terminal and the first connecting terminal are connected through the heat transfer part, the heat transfer part is arranged on the heat exchange part in a penetrating way and is used for transferring the heat of the first connecting terminal to the heat exchange part and transferring the heat of the second connecting terminal to the heat exchange part, so that the first connecting terminal and the second connecting terminal can be effectively cooled, the heat radiation efficiency is high, larger current carrying working conditions can be born, and the heat radiation structure occupies small space.
According to some embodiments of the invention, the first connection terminal includes a first positive terminal and a first negative terminal, the heat transfer portion includes a positive heat transfer portion and a negative heat transfer portion, the second connection terminal includes a second positive terminal and a second negative terminal, the first positive terminal and the second positive terminal are electrically connected through the positive heat transfer portion, and the first negative terminal and the second negative terminal are electrically connected through the negative heat transfer portion.
According to some embodiments of the invention, the first connection terminal is welded or screwed to the heat transfer portion, and the second connection terminal is welded or screwed to the heat transfer portion.
According to some embodiments of the invention, a first insulating heat conducting element is arranged between the positive electrode heat transfer part and the heat exchange part, and a second insulating heat conducting element is arranged between the negative electrode heat transfer part and the heat exchange part.
According to some embodiments of the invention, the positive electrode heat transfer part passes through the heat exchange part and is connected with the first positive electrode terminal and the second positive electrode terminal, the first insulating heat conduction piece is closely sleeved between the outer wall of the positive electrode heat transfer part and the inner wall of the heat exchange part, the negative electrode heat transfer part passes through the heat exchange part and is connected with the first negative electrode terminal and the second negative electrode terminal, and the second insulating heat conduction piece is closely sleeved between the outer wall of the negative electrode heat transfer part and the inner wall of the heat exchange part.
According to some embodiments of the invention, both ends of the heat transfer portion extend out of the heat exchange portion.
According to some embodiments of the invention, the heat transfer portion is an electrically and thermally conductive portion; or, the heat transfer part comprises an electric conduction heat conduction part and an insulating layer coated on the outer layer of the electric conduction heat conduction part.
According to some embodiments of the invention, the heat transfer part is of a bendable and deformable structure. According to some embodiments of the invention, the heat exchange part comprises a heat exchange shell and a heat exchange cavity formed in the heat exchange shell, and a medium inlet and a medium outlet communicated with the heat exchange cavity are formed in the heat exchange shell.
According to some embodiments of the invention, heat exchange fins are arranged on the cavity wall of the heat exchange cavity.
According to another embodiment of the present invention, a connection port structure includes the above-mentioned heat dissipation structure.
According to the connector structure provided by the embodiment of the invention, the heat dissipation efficiency is high, and the occupied space is small.
According to some embodiments of the invention, the connection port structure is a connection port structure of a charging gun, a charging socket or a connector.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic diagram of a heat dissipating structure according to an embodiment of the present invention;
fig. 2 is a schematic connection diagram of a heat transfer part and first and second connection terminals according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a heat dissipating structure and a charging socket according to an embodiment of the present invention;
fig. 4 is a schematic view of a heat dissipation structure according to another embodiment of the present invention.
Reference numerals: heat radiation structure 100, charging socket 200, heat exchange portion 10, first connection terminal 20, first positive electrode terminal 23, first negative electrode terminal 24, positive electrode heat transfer portion 31, negative electrode heat transfer portion 32, first insulating heat conductive member 33, second connection terminal 40, second positive electrode terminal 43, second negative electrode terminal 44, and second insulating heat conductive member 53.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
A heat dissipation structure 100 according to an embodiment of the present invention is described in detail below with reference to fig. 1-4.
Referring to fig. 1 to 4, a heat dissipating structure 100 according to an embodiment of the present invention may include a heat exchanging part 10, a first connection terminal 20, a second connection terminal 40, and a heat transferring part.
The second connection terminal 40 is electrically connected to the first connection terminal 20 via a heat transfer portion, which is disposed through the heat exchange portion 10 and is configured to transfer heat from the first connection terminal 20 to the heat exchange portion 10 and transfer heat from the second connection terminal 40 to the heat exchange portion 10. Taking the example that the first connection terminal 20 and the second connection terminal 40 are applied to the charging gun or the charging socket 200, when the charging gun connected to the charging station is plugged into the charging socket 200 connected to the battery of the electric vehicle, the positions of the terminals on the charging gun and the charging socket will generate great heat, and the temperature of the terminals will be rapidly increased. The heat on the first connecting terminal 20 can be transferred to the heat exchanging part 10 through the heat transferring part, so that the temperature of the first connecting terminal 20 is reduced; the heat transfer part can transfer the heat on the second connecting terminal 40 to the heat exchange part 10 to cool the second connecting terminal 40, the heat conduction effect of the heat transfer part is good, the heat dissipation efficiency is high, and the over-high temperature of the first connecting terminal 20 and the second connecting terminal 40 is prevented, so that the charging safety is not facilitated. The first connecting terminal 20 and the second connecting terminal 40 share the heat exchange part 10, and the first connecting terminal 20, the second connecting terminal 40, the heat exchange part 10 and the heat transfer part are tightly connected, so that the heat dissipation structure 100 is compact in structure, small in occupied space, larger in design space and capable of bearing larger current carrying working conditions.
According to the heat dissipation structure 100 of the embodiment of the invention, the second connection terminal 40 and the first connection terminal 20 are connected through the heat transfer part, the heat transfer part is arranged on the heat exchange part 10 in a penetrating way and is used for transferring the heat of the first connection terminal 20 to the heat exchange part 10 and transferring the heat of the second connection terminal 40 to the heat exchange part 10, so that the first connection terminal 20 and the second connection terminal 40 can be effectively cooled, the heat dissipation efficiency is high, the larger current carrying working condition can be borne, and the heat dissipation structure 100 occupies a small space.
In some embodiments of the present invention, referring to fig. 1, 2 and 4, the first connection terminal 20 includes a first positive electrode terminal 23 and a first negative electrode terminal 24, the heat transfer portion includes a positive electrode heat transfer portion 31 and a negative electrode heat transfer portion 32, the second connection terminal 40 includes a second positive electrode terminal 43 and a second negative electrode terminal 44, the first positive electrode terminal 23 and the second positive electrode terminal 43 are electrically connected through the positive electrode heat transfer portion 31, and the first negative electrode terminal 24 and the second negative electrode terminal 44 are electrically connected through the negative electrode heat transfer portion 32.
In some embodiments of the present invention, referring to fig. 1 and 2, the first connection terminal 20 is welded to the heat transfer part, and the second connection terminal 40 is welded to the heat transfer part. Alternatively, the first positive electrode terminal 23 and the second positive electrode terminal 43 are welded to both ends of the positive electrode heat transfer portion 31, respectively, and the first negative electrode terminal 24 and the second negative electrode terminal 44 are welded to both ends of the negative electrode heat transfer portion 32, respectively. In some embodiments, the first connection terminal 20 is screw-connected to the heat transfer part, and the second connection terminal 40 is screw-connected to the heat transfer part. Specifically, the first positive electrode terminal 23 and the second positive electrode terminal 43 are screwed to both ends of the positive electrode heat transfer portion 31, respectively, and the first negative electrode terminal 24 and the second negative electrode terminal 44 are screwed to both ends of the negative electrode heat transfer portion 32, respectively.
Alternatively, the positive electrode heat transfer portion 31 and the negative electrode heat transfer portion 32 are heat pipes. The heat pipe is a heat transfer element, which makes full use of the heat conduction principle and the rapid heat transfer property of the phase change medium, and the heat of the heating object is rapidly transferred to the outside of the heat source through the heat pipe, and the heat conduction capacity of the heat pipe exceeds the heat conduction capacity of any known metal. The heat pipe is mainly based on the vapor and liquid phase heat transfer of working liquid (cooling liquid), and has very high heat conduction capacity due to very small heat resistance. Heat pipes of unit weight can transfer orders of magnitude more heat than metals such as silver, copper, aluminum, etc. The first positive electrode terminal 23 and the second positive electrode terminal 43 are electrically connected by a heat pipe, the first negative electrode terminal 24 and the second negative electrode terminal 44 are electrically connected by a heat pipe, the heat pipe exchanges heat with the heat exchange portion 10, heat of the first connection terminal 20 and the second connection terminal 40 can be transferred to the heat exchange portion 10 by the heat pipe, and the heat exchange portion 10 emits the heat to the outside of the heat dissipation structure 100. Alternatively, the first connection terminal 20 and the second connection terminal 40 may be machined during manufacturing and production of the heat pipe, or may be connected to the heat pipe by welding, riveting, screwing, etc. for connection and flow with the hand piece, and may be configured into different structures according to application requirements, such as various specifications of a charging gun, a charging socket, a connector, etc., the heat pipe is used for heat and current transmission, and heat generated by current carrying of the first connection terminal 20 and the second connection terminal 40 may be transferred to the heat exchange portion 10.
In some embodiments of the present invention, as shown with reference to fig. 1 and 2, a first insulating and heat conducting member 33 is provided between the positive electrode heat transfer portion 31 and the heat exchange portion 10, and a second insulating and heat conducting member 53 is provided between the negative electrode heat transfer portion 32 and the heat exchange portion 10. The first insulating heat conductive member 33 is disposed between the positive electrode heat transfer portion 31 and the heat exchange portion 10 for insulating and transferring heat between the positive electrode heat transfer portion 31 and the heat exchange portion 10; the second insulating and heat conducting member 53 is provided between the negative electrode heat transfer portion 32 and the heat exchange portion 10, and is used for insulating and transferring heat between the negative electrode heat transfer portion 32 and the heat exchange portion 10. Alternatively, the first insulating and heat conducting member 33, the second insulating and heat conducting member 53 may be made of ceramic, heat conducting plastic, or the like. The first insulating heat conductive member 33 may be assembled or injection-molded to the positive electrode heat transfer portion 31 or the heat exchange portion 10, and the second insulating heat conductive member 53 may be assembled or injection-molded to the negative electrode heat transfer portion 32 or the heat exchange portion 10. In some embodiments of the present invention, referring to fig. 1 and 2, the positive electrode heat transfer part 31 passes through the heat exchange part 10 and is connected to the first and second positive electrode terminals 23 and 43, and the first insulating heat conductive member 33 is closely sleeved between the outer wall of the positive electrode heat transfer part 31 and the inner wall of the heat exchange part 10, and the first insulating heat conductive member 33 is used for insulation and heat transfer between the positive electrode heat transfer part 31 and the heat exchange part 10. The negative electrode heat transfer part 32 passes through the heat exchange part 10 and is connected with the first negative electrode terminal 24 and the second negative electrode terminal 44, and the second insulating heat conducting member 53 is tightly sleeved between the outer wall of the negative electrode heat transfer part 32 and the inner wall of the heat exchange part 10, and the second insulating heat conducting member 53 is used for isolating and transferring heat between the negative electrode heat transfer part 32 and the heat exchange part 10.
In some embodiments of the present invention, referring to fig. 1 and 2, both ends of the heat transfer part protrude out of the heat exchange part 10 to facilitate electrical connection with the first connection terminal 20 and the second connection terminal 40.
In some embodiments of the present invention, the heat transfer part is an electrically and thermally conductive part, and the heat transfer part may electrically connect the first connection terminal 20 and the second connection terminal 40, and may transfer heat of the first connection terminal 20 and the second connection terminal 40 to the heat exchange part 10.
In some embodiments, the heat transfer portion includes an electrically and thermally conductive portion and an insulating layer coating an outer layer of the electrically and thermally conductive portion. The insulating layer can insulate the heat transfer portion from the heat exchange portion 10, and ensure the safety performance of the heat dissipating structure 100.
In some embodiments of the present invention, as shown in fig. 4, the heat transfer portion is of a bendable and deformable structure. Alternatively, the heat transfer part is a copper heat pipe, and the heat transfer part can be made into a required length or bent into a required shape, and can be made into a wire harness with any required length and bent into any required shape, thereby replacing the original flexible wire. Compared with a flexible wire, the copper heat pipe has good strength and is not easy to break. In some embodiments of the present invention, referring to fig. 1, the heat exchanging part 10 includes a heat exchanging housing and a heat exchanging cavity formed in the heat exchanging housing, and a medium inlet and a medium outlet communicating with the heat exchanging cavity are formed in the heat exchanging housing. Optionally, the medium inlet and outlet include a medium inlet and a medium outlet, the heat exchange medium enters the heat exchange cavity from the medium inlet, the heat generated by the first connection terminal 20 and the second connection terminal 40 is transferred to the heat exchange part 10 through the heat pipe and the insulating heat conducting member, and exchanges heat with the heat exchange medium in the heat exchange cavity, so as to reduce the heat of the first connection terminal 20 and the second connection terminal 40, the temperature of the heat exchange medium is increased, and the heat exchange medium flows out of the heat exchange part 10 from the medium outlet. Alternatively, the heat exchange medium may be a liquid such as water or a gas such as helium.
In some embodiments of the invention, heat exchange fins are arranged on the cavity wall of the heat exchange cavity. The heat exchange fins increase the heat dissipation area of the heat exchange cavity, and are beneficial to improving the heat dissipation efficiency.
In other embodiments of the present invention, the heat exchange fins are disposed on the outer surface of the heat exchange housing, so that the heat dissipation area of the outer surface of the heat exchange housing can be increased by the heat exchange fins during air cooling heat dissipation, thereby improving heat dissipation efficiency.
According to another embodiment of the present invention, the connection port structure includes the heat dissipation structure 100 described above.
The connecting port structure provided by the embodiment of the invention has the advantages of high heat dissipation efficiency and small occupied space.
In some embodiments of the present invention, referring to fig. 3, the connection port structure is a connection port structure of a charging gun, a charging socket 200 or a connector, and the connection port structure is used for conducting electricity when an electric automobile is charged. The first connection terminal 20 includes a first positive terminal 23 and a first negative terminal 24, and the second connection terminal 40 includes a second positive terminal 43 and a second negative terminal 44. Wherein, when the connection port structure is provided on the charging socket 200 of the electric vehicle, the second connection terminal 40 is electrically connected with the battery of the electric vehicle through the conductor; the first connection terminal 20 is electrically connected with a mating interface on the charging gun head of the charging station. When the connection port structure is arranged on the charging gun of the charging station, the second connection terminal 40 is electrically connected with a power supply on the charging station through a conductor; the first connection terminal 20 is electrically connected to a mating interface on a battery of the electric vehicle. It should be noted that, a conductor is a substance (such as a conductive cable) that has a small resistivity and is easy to conduct current between two members, and a large number of freely movable charged particles are called carriers in the conductor. Under the action of the external electric field, the carriers do directional motion to form obvious current. The mating interface is an interface arranged on the charging gun head or the charging socket 200 and used for being in plug-in fit with an external circuit.
The connector structure can also be arranged on the connector, the connector can be a charging connector on power supply equipment (charging station), also can be a charging connector on equipment to be charged (electric automobile), can be a charging connector which is arranged outside the equipment to be charged of the power supply equipment and is used for enabling the charging equipment and the equipment to be charged to be connected with each other, and also can be a high-voltage connector which is arranged inside the power supply equipment and the equipment to be charged and is used for being connected with a power grid or a battery.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (12)
1. A heat dissipation structure, comprising:
a heat exchange unit (10);
a first connection terminal (20);
a second connection terminal (40);
and a heat transfer unit through which the second connection terminal (40) and the first connection terminal (20) are electrically connected, wherein the heat transfer unit is provided so as to penetrate through the heat exchange unit (10) and is configured so as to transfer heat from the first connection terminal (20) to the heat exchange unit (10) and heat from the second connection terminal (40) to the heat exchange unit (10).
2. The heat radiation structure according to claim 1, wherein the first connection terminal (20) includes a first positive electrode terminal (23) and a first negative electrode terminal (24), the heat transfer portion includes a positive electrode heat transfer portion (31) and a negative electrode heat transfer portion (32), the second connection terminal (40) includes a second positive electrode terminal (43) and a second negative electrode terminal (44), the first positive electrode terminal (23) and the second positive electrode terminal (43) are electrically connected through the positive electrode heat transfer portion (31), and the first negative electrode terminal (24) and the second negative electrode terminal (44) are electrically connected through the negative electrode heat transfer portion (32).
3. The heat radiation structure according to claim 1 or 2, wherein the first connection terminal (20) is welded or screwed to the heat transfer portion, and the second connection terminal (40) is welded or screwed to the heat transfer portion.
4. The heat radiation structure according to claim 2, characterized in that a first insulating heat conducting member (33) is provided between the positive electrode heat transfer portion (31) and the heat exchange portion (10), and a second insulating heat conducting member (53) is provided between the negative electrode heat transfer portion (32) and the heat exchange portion (10).
5. The heat dissipation structure as defined in claim 4, wherein the positive electrode heat transfer portion (31) passes through the heat exchange portion (10) and is connected to the first positive electrode terminal (23) and the second positive electrode terminal (43), the first insulating heat conductive member (33) is tightly sleeved between the outer wall of the positive electrode heat transfer portion (31) and the inner wall of the heat exchange portion (10), the negative electrode heat transfer portion (32) passes through the heat exchange portion (10) and is connected to the first negative electrode terminal (24) and the second negative electrode terminal (44), and the second insulating heat conductive member (53) is tightly sleeved between the outer wall of the negative electrode heat transfer portion (32) and the inner wall of the heat exchange portion (10).
6. The heat radiation structure according to claim 1, wherein both ends of the heat transfer portion extend out of the heat exchange portion (10).
7. The heat dissipating structure of claim 1, wherein the heat transfer portion is an electrically and thermally conductive portion; or, the heat transfer part comprises an electric conduction heat conduction part and an insulating layer coated on the outer layer of the electric conduction heat conduction part.
8. The heat dissipating structure of claim 1, wherein the heat transfer portion is a bendable and deformable structure.
9. The heat radiation structure according to claim 1, wherein the heat exchange portion (10) comprises a heat exchange housing and a heat exchange cavity formed in the heat exchange housing, and a medium inlet and a medium outlet communicated with the heat exchange cavity are formed in the heat exchange housing.
10. The heat dissipating structure of claim 9, wherein heat exchanging fins are provided on a cavity wall of the heat exchanging cavity.
11. A connection port structure comprising the heat dissipation structure as recited in any one of claims 1-10.
12. The connection port structure of claim 11, wherein the connection port structure is a connection port structure of a charging gun, a charging socket, or a connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310740295.5A CN116744653A (en) | 2023-06-20 | 2023-06-20 | Heat radiation structure and connection port structure with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310740295.5A CN116744653A (en) | 2023-06-20 | 2023-06-20 | Heat radiation structure and connection port structure with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116744653A true CN116744653A (en) | 2023-09-12 |
Family
ID=87916598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310740295.5A Pending CN116744653A (en) | 2023-06-20 | 2023-06-20 | Heat radiation structure and connection port structure with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116744653A (en) |
-
2023
- 2023-06-20 CN CN202310740295.5A patent/CN116744653A/en active Pending
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