CN209982981U - Heat dissipation structure of charging device - Google Patents
Heat dissipation structure of charging device Download PDFInfo
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- CN209982981U CN209982981U CN201920298590.9U CN201920298590U CN209982981U CN 209982981 U CN209982981 U CN 209982981U CN 201920298590 U CN201920298590 U CN 201920298590U CN 209982981 U CN209982981 U CN 209982981U
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Abstract
The utility model provides a heat dissipation structure of a charging device, which is used for connecting a heating element on a circuit board with a heat dissipation shell in a guiding way, and comprises a heat dissipation plate, a fixed block and a spring pressing sheet, wherein the fixed block comprises a mounting groove and a fixture block, the spring pressing sheet comprises a fixed section and an elastic section connected with one end of the fixed section, the fixed section and the elastic section are arranged in an acute angle, and the fixed section is provided with a through hole corresponding to the fixture block; the heating panel includes the surface that faces away from the heat dissipation casing and the side of orientation the fixture block, the circuit board interval is located on the surface, generate heat the piece with the side contact, the canned paragraph is kept away from the one end card of elasticity section is held in the mounting groove, the through-hole cover in on the fixture block, the elasticity section sticiss generate heat the piece so that generate heat the piece and hug closely on the heating panel. The spring pressing sheet is convenient to fix, the working efficiency is improved, and the time cost is reduced.
Description
Technical Field
The utility model relates to a new energy automobile electrical equipment technical field especially relates to a charging device heat radiation structure.
Background
The transistor on the electronic product can produce the consumption when the electron device that generates heat during operation and lead to generating heat, needs to hug closely the radiator with electron device such as transistor, goes out heat transfer through the radiator. The prior art pastes tight radiator with electron devices such as transistor through the spring preforming, nevertheless receives the restriction of prior art's spring preforming structure, operates inconveniently when the spring preforming lock attaches the radiator, is unfavorable for production, influences work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a charging device heat radiation structure, the spring clamp piece lock of having avoided among the prior art operates inconveniently when attaching the radiator, is unfavorable for production, influences work efficiency's problem.
The utility model provides a heat dissipation structure of a charging device, which is used for connecting a heating element on a circuit board with a heat dissipation shell in a guiding way, and comprises a heat dissipation plate, a fixed block and a spring pressing sheet, wherein the fixed block and the heat dissipation plate are arranged on the heat dissipation shell at intervals; the heating panel includes the surface that faces away from the heat dissipation casing and the side of orientation the fixture block, the circuit board interval is located on the surface, generate heat the piece with the side contact, the canned paragraph is kept away from the one end card of elasticity section is held in the mounting groove, the through-hole cover in on the fixture block, the elasticity section sticiss generate heat the piece so that generate heat the piece and hug closely on the heating panel.
Wherein, the contained angle of fixed section with the elasticity section is the arc angle.
The heating element is inserted into a gap between the elastic section and the heat dissipation plate from the leading-in angle.
The surface of the end part, far away from the fixed section, of the elastic section, far away from the fixed section is attached with a flexible adhesive layer, and the flexible adhesive layer is in contact with the heating part.
The elastic section comprises a connecting section and a supporting section formed by bending one end, far away from the fixed section, of the connecting section towards the direction of the fixed section, the connecting section is connected with the fixed section, a flexible glue layer covers the surface, back to the direction of the fixed section, of the bending part of the supporting section, and the flexible glue layer is in contact with the heating part.
And one end of the butting section, which is far away from the connecting section, is bent towards the direction far away from the fixing section to form a supporting section, and the supporting section is used for supporting the heating piece.
The heat dissipation plate comprises a support part protruding out of one end of the side surface, which is far away from the surface, the support part comprises a support surface facing the same direction as the surface, and the support surface is used for supporting the heating element.
The elastic sections are multiple and are arranged in parallel at intervals.
Wherein the thickness of the end part of the fixed section far away from the elastic section is gradually thinned.
The elastic section and the fixed section are of an integrated structure formed by integral molding; the spring pressing sheet is made of elastic metal materials, and the surface of the spring pressing sheet is plated with a nickel layer.
The utility model provides a charging device heat radiation structure including adorn in heating panel, fixed block and spring preforming on the heat dissipation casing, the fixed block includes mounting groove and fixture block, the spring preforming include the canned paragraph and with the elasticity section that canned paragraph one end is connected, be equipped with on the canned paragraph with the through-hole that the fixture block corresponds. The heating panel is including dorsad the surface of heat dissipation casing and orientation the side of fixed block, the circuit board interval is located on the surface, generate heat the piece with the side contact, the canned paragraph is kept away from the one end card of elasticity section is held in the mounting groove, the through-hole cover in on the fixture block, the elasticity section sticiss generate heat the piece so that generate heat the piece and hug closely on the heating panel. The spring pressing sheet can be conveniently and quickly clamped and fixed in the mounting groove, the heating piece is tightly attached to the heat dissipation plate through the elastic part, operation is convenient, working efficiency is improved, and time cost is reduced.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an assembly structure of a first embodiment of a heat dissipation structure of a charging device and a heat dissipation housing and a circuit board according to the present invention;
FIG. 2 is a schematic cross-sectional view of the structure shown in FIG. 1;
fig. 3 is a schematic structural diagram of a fixing block of the heat dissipation structure of the charging device according to the present invention;
fig. 4 is a schematic structural diagram of a spring pressing sheet of the heat dissipation structure of the charging device according to the present invention;
fig. 5 is a side view of a spring press plate of the heat dissipation structure of the charging device shown in fig. 4;
fig. 6 is a schematic view of an assembly structure of another embodiment of the heat dissipation structure of the charging device and the heat dissipation housing and the circuit board according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a first embodiment of a heat dissipation structure 100 of a charging device, for guiding and connecting a heat generating element 201 on a circuit board 200 with a heat dissipation housing 300, the heat dissipation structure 100 of the charging device includes a heat dissipation plate 10, a fixing block 20 and a spring pressing plate 30, the fixing block 20 and the heat dissipation plate 10 are mounted on the heat dissipation housing 300 and are arranged at an interval, the fixing block 20 includes a mounting groove 21 and a clamping block 22, the spring pressing plate 30 includes a fixing section 31 and an elastic section 32 connected to one end of the fixing section 31, the fixing section 31 and the elastic section 32 are arranged at an acute angle, and the fixing section 31 is provided with a through hole 33 corresponding to the clamping block 22. The heat dissipation plate 10 includes a surface 11 facing away from the heat dissipation housing 300 and a side surface 12 facing the clamping block 22, the circuit board 200 is disposed on the surface 11 at intervals, the heating element 201 contacts the side surface 12, one end of the fixing section 31 far away from the elastic section 32 is clamped in the mounting groove 21, the through hole 33 is sleeved on the clamping block 22, and the elastic section 32 presses the heating element 201 to make the heating element 201 cling to the heat dissipation plate 10. The heat dissipation shell 300 in the embodiment is a square box, the heat dissipation structure 100 of the charging device is arranged inside the heat dissipation shell 300, the heating element 201 is a transistor, the spring pressing piece 30 is clamped on the fixing block 20 for quick and convenient fixing of the spring pressing piece 30, the problem that locking is inconvenient due to the fact that the spring pressing piece 30 is easily locked by using screws is avoided, the working efficiency is improved, and the time cost is reduced. In other embodiments, the heat dissipation housing 300 may also be in other housing shapes with a surrounding wall, the charging device heat dissipation structure 100 is only required to be installed inside the heat dissipation housing 300, and the heat generating element 201 may also be other heat generating electronic components.
The utility model discloses a heating panel 10 is the rectangular plate body structure, with the face that 11 looks facies are fixed in on the heat dissipation casing 300, heating panel 10 is fixed in through the mode of spiro union on the heat dissipation casing 300. In other embodiments, the heat dissipation plate 10 is fixed to the heat dissipation housing 300 by clamping or bonding, and the shape of the heat dissipation plate 10 may be other shapes.
Please refer to fig. 3, the fixing block 20 is a rectangular plate, one end of the fixing block 20 is fixed to the heat dissipation housing 300, and the fixing block 20 is fixed to the heat dissipation housing 300 by a screw connection. The fixing block 20 includes a first surface 23 and a second surface 24 facing the same direction as the surface 11, the distance from the second surface 24 to the heat dissipation housing 300 is greater than the distance from the first surface 23 to the heat dissipation housing 300, the first surface 23 is close to the side surface 12, the mounting groove 21 is formed by the first surface 23 being recessed, and the latch 22 is located on the sidewall 25 between the mounting groove 21 and the second surface 24. In this embodiment, the locking block 22 is used to be locked with the through hole 33 to ensure the position of the spring pressing plate 30 fixed on the fixing block 20 and to make the spring pressing plate 30 fixed on the fixing block 20 more firmly. In this embodiment, the latch 22 is rectangular, and the through hole 33 is also rectangular. In other embodiments, the latch 22 and the through hole 33 may have other shapes. The shape of the fixing block 20 may be other shapes.
Referring to fig. 4, the spring pressing plate 30 is made of a metal material with elasticity, and the surface of the spring pressing plate 30 is plated with a nickel layer (not shown). The elastic section 32 and the fixed section 31 are integrally formed, that is, the spring pressing plate 30 is integrally formed. The surface of the spring pressing piece 30 is plated with a nickel layer, so that the spring pressing piece 30 is not easy to oxidize, and the spring pressing piece 30 is made of manganese steel with good elasticity. In other embodiments, the elastic section 32 and the fixing section 31 of the spring pressing plate 30 may be formed by connection, the surface of the spring pressing plate 30 may be coated with a layer of other material as long as the spring pressing plate 30 is not easily oxidized, and the spring pressing plate 30 may also be made of other metal materials with better elasticity besides manganese steel.
Further, the included angle between the fixed section 31 and the elastic section 32 is an arc angle a. The arc angle a ensures that the elastic section 32 and the fixed section 31 have better elasticity, so as to achieve better effect of fixing the heating element 201, and the elasticity of the elastic section 32 can be adjusted by adjusting the size of the arc angle a, so as to meet different requirements of the spring pressing sheet 30 on elasticity. The included angle between the elastic section 32 and the heat dissipation plate 10 is a lead-in angle (not shown), and the heat generating member 201 is inserted into the gap between the elastic section 32 and the heat dissipation plate 10 from the lead-in angle, so that the heat generating member 201 can be more conveniently and rapidly inserted into the gap between the elastic section 32 and the heat dissipation plate 10.
The thickness of the end of the fixing segment 31 away from the elastic segment 32 is gradually reduced, so that the fixing segment 31 is more convenient and rapid to insert into the mounting groove 21. In other embodiments, the end of the fixing segment 31 away from the elastic segment 32 is rounded or has another shape that facilitates the insertion of the fixing segment 31 into the mounting groove 21.
Referring to fig. 5, a flexible adhesive layer (not shown) is attached to a surface of the end of the elastic section 32 away from the fixing section 31, the surface being away from the fixing section 31, and the flexible adhesive layer is in contact with the heat generating element 201. The elastic section 32 comprises a connecting section 321 and a supporting section 322 formed by bending one end, far away from the fixing section 31, of the connecting section 321 towards the fixing section 31, the connecting section 321 is connected with the fixing section 31, a flexible adhesive layer covers the surface, back to the fixing section 31, of the bending part of the supporting section 322, and the flexible adhesive layer is in contact with the heating part. The flexible adhesive layer can prevent the spring pressing piece 30 from directly contacting with the heating piece 201 to scratch the surface of the heating piece 201, and in addition, the flexible adhesive layer can also buffer the pressure of the spring pressing piece 30 on the heating piece 201, so that the heating piece 201 is not damaged by pressure.
In this embodiment, the number of the elastic segments 32 and the number of the heat generating members 201 are two, and each elastic segment 32 compresses the corresponding heat generating member 201. In other embodiments, the number of the elastic segments 32 is multiple, the elastic segments 32 are arranged in parallel and at intervals, and the number of the elastic segments 32 can be designed according to the number of the actual heat generating members 201. The number of the elastic segments 32 may also be one, and one elastic segment 32 can fix a plurality of the heat generating members 201.
In other embodiments, one end of the abutting section 322, which is away from the connecting section 321, is bent towards a direction away from the fixing section 31 to form a supporting section 33, and the supporting section 33 is used for supporting the heat generating element 201. The support section enables the heating member 201 to be more stably fixed on the heat dissipation plate 10, and the heating member 201 does not fall off between the spring pressing sheet 30 and the heat dissipation plate 10.
Referring to fig. 6, the present invention provides another embodiment of a heat dissipation structure 100 of a charging device, which is different from the above embodiment, the heat dissipation plate 10 includes a support portion 13 protruding from one end of the side surface 12 away from the surface 11, the support portion 13 includes a support surface 131 facing the same direction as the surface 11, and the support surface 131 is used to support the heat generating member 201, so that the heat generating member 201 is more stably fixed on the heat dissipation plate 10, and the heat generating member 201 does not fall off from between the spring pressing sheet 30 and the heat dissipation plate 10.
The utility model provides a charging device heat radiation structure 100 including adorn in heating panel 10, fixed block 20 and spring preforming 30 on the heat dissipation casing 300, fixed block 20 includes mounting groove 21 and fixture block 22, spring preforming 30 include canned paragraph 31 and with the elasticity section 32 that 31 one end of canned paragraph is connected, be equipped with on the canned paragraph 31 with the through-hole 33 that fixture block 22 corresponds. The heat dissipation plate 10 comprises a surface 11 back to the heat dissipation shell 300 and a side surface 12 facing the fixing block 20, the circuit board 200 is arranged on the surface 11 at intervals, the heating part 201 is in contact with the side surface 12, one end of the fixing section 31 far away from the elastic section 32 is clamped in the mounting groove 21, the through hole 33 is sleeved on the clamping block 22, and the elastic section 32 presses the heating part 201 to enable the heating part 201 to be tightly attached to the heat dissipation plate 10. The spring pressing sheet 30 can be conveniently and rapidly clamped and fixed in the mounting groove 21, the heating member 201 is tightly attached to the heat dissipation plate 10 through the elastic part 32, operation is convenient, working efficiency is improved, and time cost is reduced.
The embodiments of the present invention have been described in detail, and the principles and embodiments of the present invention have been explained herein using specific embodiments, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. A heat dissipation structure of a charging device is used for connecting a heating element on a circuit board with a heat dissipation shell in a conduction mode, and is characterized by comprising a heat dissipation plate, a fixing block and a spring pressing plate, wherein the fixing block and the heat dissipation plate are arranged on the heat dissipation shell at intervals; the heating panel includes the surface that faces away from the heat dissipation casing and the side of orientation the fixture block, the circuit board interval is located on the surface, generate heat the piece with the side contact, the canned paragraph is kept away from the one end card of elasticity section is held in the mounting groove, the through-hole cover in on the fixture block, the elasticity section sticiss generate heat the piece so that generate heat the piece and hug closely on the heating panel.
2. The heat dissipation structure of claim 1, wherein the angle between the fixed section and the elastic section is an arc angle.
3. The heat dissipating structure of a charging device according to claim 2, wherein an included angle between the elastic section and the heat dissipating plate is a lead-in angle, and the heat generating member is inserted into a gap between the elastic section and the heat dissipating plate from the lead-in angle.
4. The heat dissipation structure of claim 3, wherein a surface of an end of the elastic section away from the fixed section is attached with a flexible adhesive layer, and the flexible adhesive layer is in contact with the heat generating member.
5. The heat dissipation structure of claim 3, wherein the elastic section comprises a connection section and a support section formed by bending one end of the connection section away from the fixing section towards the fixing section, the connection section is connected with the fixing section, a flexible adhesive layer is coated on the surface of the bending part of the support section, which is opposite to the fixing section, and the flexible adhesive layer is in contact with the heating element.
6. The heat dissipation structure of claim 5, wherein an end of the support section away from the connection section is bent towards a direction away from the fixing section to form a support section, and the support section is used for supporting the heat generating element.
7. The heat dissipating structure of a charging device according to claim 5, wherein the heat dissipating plate includes a support portion protruding from an end of the side surface away from the surface, the support portion including a support surface facing the same direction as the surface, the support surface being configured to support the heat generating member.
8. The heat dissipating structure of a charging device as claimed in any one of claims 1 to 7, wherein the plurality of elastic segments are arranged in parallel and spaced apart.
9. The heat dissipating structure of a charging device according to claim 8, wherein the thickness of the end of the fixing section remote from the elastic section is gradually reduced.
10. The heat dissipating structure of a charging device according to claim 1, wherein the elastic section and the fixed section are formed as an integral structure by integral molding; the spring pressing sheet is made of elastic metal materials, and the surface of the spring pressing sheet is plated with a nickel layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298590.9U CN209982981U (en) | 2019-03-08 | 2019-03-08 | Heat dissipation structure of charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298590.9U CN209982981U (en) | 2019-03-08 | 2019-03-08 | Heat dissipation structure of charging device |
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| Publication Number | Publication Date |
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| CN209982981U true CN209982981U (en) | 2020-01-21 |
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| CN201920298590.9U Active CN209982981U (en) | 2019-03-08 | 2019-03-08 | Heat dissipation structure of charging device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112312703A (en) * | 2020-10-26 | 2021-02-02 | 维沃移动通信有限公司 | Electronic device |
| CN113923963A (en) * | 2020-07-09 | 2022-01-11 | 比亚迪股份有限公司 | Vehicle-mounted power supply device and vehicle with same |
-
2019
- 2019-03-08 CN CN201920298590.9U patent/CN209982981U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113923963A (en) * | 2020-07-09 | 2022-01-11 | 比亚迪股份有限公司 | Vehicle-mounted power supply device and vehicle with same |
| CN113923963B (en) * | 2020-07-09 | 2023-03-24 | 比亚迪股份有限公司 | Vehicle-mounted power supply device and vehicle with same |
| CN112312703A (en) * | 2020-10-26 | 2021-02-02 | 维沃移动通信有限公司 | Electronic device |
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