CN210792817U - Integrated vehicle-mounted charger - Google Patents

Abstract

The utility model provides an integrated vehicle-mounted charger, the integrated vehicle-mounted charger includes first casing, second casing, first electronic module, second electronic module and third electronic module, first casing includes first holding chamber and second holding chamber, the second casing includes third holding chamber, the second casing lid in with sealed on the first casing the second holding chamber makes the third holding chamber, the second holding chamber reaches the first holding chamber stacks gradually; the first electronic module is contained in the first containing cavity, the second electronic module is contained in the second containing cavity, and the third electronic module is contained in the third containing cavity. The application provides an integrated on-vehicle machine that charges has avoided current new energy automobile's electronic module integrated level not high, the great problem of volume.

Description

Integrated vehicle-mounted charger

Technical Field

The utility model relates to a new energy automobile field especially relates to an integrated on-vehicle machine that charges.

Background

With the acceleration of urbanization and industrialization, the automobile industry develops rapidly, and new energy automobile technology taking energy conservation and emission reduction as important targets is continuously broken through, so that the automobile has great market potential. However, the electronic module of the existing new energy automobile is low in integration level and large in size.

SUMMERY OF THE UTILITY MODEL

The utility model provides an integrated on-vehicle machine that charges has avoided current new energy automobile's electronic module to have the integrated level not high, bulky problem.

The utility model provides an integrated vehicle-mounted charger, the integrated vehicle-mounted charger includes first casing, second casing, first electronic module, second electronic module and third electronic module, first casing includes first holding chamber and second holding chamber, the second casing includes third holding chamber, the second casing lid in with sealed on the first casing the second holding chamber makes the third holding chamber, the second holding chamber reaches the first holding chamber stacks gradually and sets up; the first electronic module is contained in the first containing cavity, the second electronic module is contained in the second containing cavity, and the third electronic module is contained in the third containing cavity.

In one embodiment, the first housing includes a housing body and a heat dissipating portion located in the housing body, and the heat dissipating portion divides an inner cavity of the housing body into the first accommodating cavity and the second accommodating cavity.

In one embodiment, the heat dissipation part comprises a bearing part and a heat conduction piece, the bearing part is connected with the inner wall of the shell body, and the heat conduction piece is borne on the bearing part; the first accommodating cavity is located on one side, away from the heat conducting piece, of the bearing part, and the second accommodating cavity is located on one side, away from the bearing part, of the heat conducting piece.

In one embodiment, the heat conducting member includes a heat conducting plate and a heat conducting wall protruding from the heat conducting plate, the heat conducting wall is located on a side of the heat conducting plate away from the bearing portion, and the heat conducting wall, the first casing and the heat conducting plate enclose the second accommodating cavity.

In one embodiment, the heat-conducting walls enclose a plurality of sub-receiving cavities, and the electronic components of the second electronic module are respectively received in the sub-receiving cavities.

In one embodiment, a heat transfer colloid is filled between the cavity wall of each sub-accommodating cavity and the electronic element.

In one embodiment, a heat dissipation flow channel is formed on one side of the bearing portion close to the heat conducting member, and the heat conducting member is borne on the top surface of the flow channel wall of the heat dissipation flow channel and covers the heat dissipation flow channel.

In one embodiment, a surface of the bearing portion facing away from the heat conducting member is convexly provided with a mounting structure, and the first electronic module is mounted on the mounting structure.

In one embodiment, the heat dissipation portion is provided with a through hole, the through hole penetrates through the first accommodating cavity and the second accommodating cavity, and a lead for connecting the first electronic module and the second electronic module passes through the through hole.

In one embodiment, the outer side wall of the first shell is provided with a water inlet and a water outlet, and the water inlet and the water outlet are communicated with the heat dissipation flow channel.

This application integrated on-vehicle machine that charges through inciting somebody to action first electronic module second electronic module with third electronic module locates respectively first casing and second casing form hold the chamber, the second holds the chamber and the third holds in the chamber, thereby will first electronic module second electronic module with third electronic module is integrated in an organic whole, has improved first electronic module second electronic module with third electronic module's integrated level has solved first electronic module second electronic module with third electronic module is because of the bulky problem that the overall arrangement restriction leads to, integrated on-vehicle machine that charges integrated level is high, and is small.

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 an assembly structure schematic diagram of an integrated vehicle-mounted charger provided in an embodiment of the present application.

Fig. 2 is an exploded schematic view of the integrated vehicle-mounted charger provided in fig. 1.

Fig. 3 is a schematic view of a partial structure of the integrated vehicle-mounted charger provided in fig. 1.

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 and fig. 2, the utility model provides an integrated vehicle-mounted charger 100, the integrated vehicle-mounted charger 100 includes a first housing 10, a second housing 20, a first electronic module 30, a second electronic module 40 and a third electronic module 50, the first housing 10 includes a first accommodating cavity 11 and a second accommodating cavity 12, the second housing 20 includes a third accommodating cavity 21, the second housing 20 covers the first housing 10 to seal the second accommodating cavity 12 and make the third accommodating cavity 21, the second accommodating cavity 12 and the first accommodating cavity 11 sequentially stacked; the first electronic module 30 is accommodated in the first accommodating cavity 11, the second electronic module 40 is accommodated in the second accommodating cavity 12, and the third electronic module 50 is accommodated in the third accommodating cavity 21.

This application integrated on-vehicle machine that charges 100 through with first electronic module 30 second electronic module 40 and third electronic module 50 are located respectively first casing 10 and the formation of second casing 20 hold chamber 11, the second holds chamber 12 and the third holds in the chamber 21, thereby will first electronic module 30 second electronic module 40 and third electronic module 50 are integrated in an organic whole, have improved first electronic module 30 the integration level of second electronic module 40 and third electronic module 50 has solved first electronic module 30 second electronic module 40 and third electronic module 50 are because of the bulky problem that the overall arrangement restriction leads to, integrated on-vehicle machine that charges 100 integration levels height, small.

In one embodiment, the first housing 10 may include a housing body 13 and a heat dissipating portion 14 located inside the housing body 13, wherein the heat dissipating portion 14 divides an inner cavity of the housing body 13 into the first receiving cavity 11 and the second receiving cavity 12. The case body 13 includes a first peripheral wall 131 and a second peripheral wall 132 connected to the first peripheral wall 131, the first peripheral wall 131 and the heat radiating portion 14 enclose the first accommodating chamber 11, and the second peripheral wall 132 and the heat radiating portion 14 enclose the second accommodating chamber 12. The heat dissipation part 14 is provided with a through hole 141 (fig. 3), the through hole 141 penetrates through the first accommodating cavity 11 and the second accommodating cavity 12, and the through hole 141 is used for connecting the first electronic module 30 arranged in the first accommodating cavity 11 and a wire of the second electronic module 40 arranged in the second accommodating cavity 12 to pass through. In other embodiments, the first housing 10 may include other structures, not limited to the above.

In one embodiment, the heat dissipating portion 14 may include a bearing portion 142 and a heat conducting member 143, the bearing portion 142 is connected to an inner wall of the housing body 13, and the heat conducting member 143 is borne on the bearing portion 142. The first accommodating cavity 11 is located on a side of the bearing portion 142 facing away from the heat conducting member 143, and the second accommodating cavity 12 is located on a side of the heat conducting member 143 facing away from the bearing portion 142. The first electronic module 30 is disposed on a side of the supporting portion 142 away from the heat conducting member 143, and the second electronic module 40 is disposed on a side of the heat conducting member 143 away from the supporting portion 142. In other embodiments, the heat dissipation portion 14 is not limited to the above configuration. In this embodiment, the first electronic module 30 and the second electronic module 40 may both be heat generating components, for example, the first electronic module 30 may be a charging-related electronic component, the second electronic module 40 may be a dc-dc converter-related electronic component, and the bearing portion 142 and the heat conducting member 143 both have good heat conducting effects, and can effectively conduct heat on the first electronic module 30 and the second electronic module 40 away, so as to ensure heat dissipation performance of the first electronic module 30 and the second electronic module 40, ensure electrical performance of the first electronic module 30 and the second electronic module 40, and further improve reliability of the integrated vehicle-mounted charger 100. Of course, in other embodiments, the first electronic module 30 and the second electronic module 40 may also be other related heat-generating electronic components.

In one embodiment, the heat conducting member 143 may include a heat conducting plate 1431 and a heat conducting wall 1432 protruding from the heat conducting plate 1431, the heat conducting wall 1432 is located on a side of the heat conducting plate 1431 facing away from the bearing portion 142, and the heat conducting wall 1432, the first casing 10 and the heat conducting plate 1431 enclose the second accommodating cavity 12. The heat conducting wall 1432 defines a plurality of sub-receiving cavities 1433, the electronic components of the second electronic module 40 are respectively received in each sub-receiving cavity 1433, and a heat transfer colloid (not shown) is filled between the cavity wall of each sub-receiving cavity 1433 and the electronic component, so that heat generated by the electronic component can be quickly transferred to the heat conducting wall 1432 and the heat conducting plate 1431 through the heat transfer colloid, so as to ensure a heat dissipation effect of the electronic component in the second electronic module 40, ensure an electrical performance of the second electronic module 40, and further improve a quality of the integrated vehicle-mounted charger 100. In this embodiment, there may be a plurality of sub-receiving cavities 1433, and each sub-receiving cavity 1433 receives one electronic component corresponding to the sub-receiving cavity, so as to ensure a heat dissipation effect of each electronic component, further ensure the electrical performance of the second electronic module 40, and further improve the quality of the integrated vehicle-mounted charger 100. The heat conducting wall 1432 and the heat conducting plate 1431 are integrally formed, so that the connection strength between the heat conducting wall 1432 and the heat conducting plate 1431 is ensured, meanwhile, good heat transfer between the heat conducting wall 1432 and the heat conducting plate 1431 is also ensured, the heat dissipation effect of the electronic elements in the second electronic module 40 is further ensured, the electrical performance of the second electronic module 40 is ensured, and further, the quality of the integrated vehicle-mounted charger 100 is improved. In other embodiments, the heat-conducting member 143 may have other structures, and is not limited to the above.

In one embodiment, a heat dissipation runner 1421 may be formed on one side of the bearing portion 142 close to the heat conducting member 143, and the heat conducting member 143 is borne on a top surface of a runner wall of the heat dissipation runner 1421 and covers the heat dissipation runner 1421. It can be understood that the bearing portion 142 is provided with a heat dissipation flow channel 1421 for flowing fluid, and the heat conducting member 143 covers the heat dissipation flow channel 1421 to make fluid flow between the bearing portion 142 and the heat conducting member 143, in other words, the heat dissipation flow channel 1421 is formed between the bearing portion 142 and the heat conducting member 143, so as to quickly transfer heat of the bearing portion 142 and the heat conducting member 143 to the outside. The heat dissipation runner 1421 can transfer heat, which is respectively transferred to the bearing portion 142 and the heat conducting member 143, of the first electronic module 30 and the second electronic module 40 to the outside, that is, the heat dissipation runner 1421 is beneficial to heat dissipation of the bearing portion 142 and the heat conducting member 143, and is further beneficial to heat dissipation of the first electronic module 30 and the second electronic module 40, so that a heat dissipation effect of electronic components in the first electronic module 30 and the second electronic module 40 is ensured, electrical properties of the first electronic module 30 and the second electronic module 40 are ensured, and further quality of the integrated vehicle-mounted charger 100 is improved. In other embodiments, the heat sink flow channel 1421 is not required.

In one embodiment, a water inlet 15 and a water outlet 16 may be disposed on an outer side wall of the first casing 10, and the water inlet 15 and the water outlet 16 are communicated with the heat dissipation flow channel 1421, that is, heat of the first electronic module 30 and the second electronic module 40 is respectively transferred to the heat dissipation flow channel 1421 through the bearing portion 142 and the heat conducting member 143, and then is quickly transferred to the outside through the flowing coolant inside the heat dissipation flow channel 1421, so that the heat dissipation effect of the first electronic module 30 and the second electronic module 40 is effectively ensured. In other embodiments, the water inlet 15 and the water outlet 16 are not necessary.

Referring to fig. 3, in an embodiment, a surface of the bearing portion 142 facing away from the heat conducting member 143 may be protruded with a mounting structure 1422, and the first electronic module 30 may be mounted on the mounting structure 1422. The mounting structure 1422 includes a retaining wall 14221 and a connecting column 14222 spaced from the retaining wall 14221, the retaining wall 14221 and the supporting portion 142 form a first sub-accommodating cavity 111, and the heat generating element of the first electronic module 30 is disposed in the first sub-accommodating cavity 111. In this embodiment, there are two heating elements of the first electronic module 30, there are two corresponding first sub-receiving cavities 111, and a heat transfer colloid is filled between the cavity wall of each first sub-receiving cavity 111 and the heating element, so that the heat generated by the heating element can be quickly transferred to the retaining wall 14221 and the bearing portion 142 through the heat transfer colloid, so as to ensure the heat dissipation effect of the heating element in the first electronic module 30, ensure the electrical performance of the first electronic module 30, and further improve the quality of the integrated vehicle-mounted charger 100. In this embodiment, the retaining wall 14221, the connecting column 14222 and the carrying part 142 are integrally formed, so as to enhance the connection strength between the retaining wall 14221, the connecting column 14222 and the carrying part 142, facilitate the heat conduction between the retaining wall 14221 and the carrying part 142, and ensure the heat dissipation effect of the first electronic module 30. The connecting column 14222 has a plurality of connecting columns 14222, the plurality of connecting columns 14222 are disposed on the bearing portion 142 at intervals, and the connecting column 14222 is used for being connected with the main board assembly to fix the main board assembly, so that the main board assembly is stably fixed in the first housing 10. In other embodiments, the retaining wall 14221 and the supporting portion 142 may be fixed, and the number of the first sub-receiving cavities 111 is set according to the number of the heat generating elements on the first electronic module 30. Alternatively, the mounting structure 1422 is not required.

In one embodiment, the second housing 20 may include a bottom wall 22 and a side wall 23 disposed around the bottom wall 22, the bottom wall 22 and the side wall 23 enclose the third accommodating cavity 21, the bottom wall 22 of the second housing 20 covers the first housing 10 to seal the second accommodating cavity 12, and the third electronic module 50 is disposed in the third accommodating cavity 21. In this embodiment, the third electronic module 50 may be a high-voltage power module. In other embodiments, the second housing 20 may have other configurations, and/or the third electronic module 50 may be other electronic modules.

Referring to fig. 1 and fig. 2, in an embodiment, the integrated vehicle-mounted charger 100 may further include a first cover plate 60 and a second cover plate 70, where the first cover plate 60 covers the first housing 10 to seal the first accommodating cavity 11, and the second cover plate 70 covers the second housing 20 to seal the third accommodating cavity 21. In other embodiments, the first cover plate 60 and the second cover plate 70 are not necessary.

In the integrated vehicle-mounted charger 100 of the embodiment, the first electronic module 30, the second electronic module 40 and the third electronic module 50 are respectively arranged in the first accommodating cavity 11, the second accommodating cavity 12 and the third accommodating cavity 21 formed by the first casing 10 and the second casing 20, so that the first electronic module 30, the second electronic module 40 and the third electronic module 50 are integrated into a whole, the integration level of the first electronic module 30, the second electronic module 40 and the third electronic module 50 is improved, the problem of large volume caused by layout limitation of the first electronic module 30, the second electronic module 40 and the third electronic module 50 is solved, and the integrated vehicle-mounted charger 100 is high in integration level and small in volume. The heat-conducting wall 1432 and the heat-conducting plate 1431 are integrally formed, and the retaining wall 14221 and the bearing portion 142 are integrally formed, so that the heat dissipation effect of the first electronic module 30 and the second electronic module 40 is improved.

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. The integrated vehicle-mounted charger is characterized by comprising a first shell, a second shell, a first electronic module, a second electronic module and a third electronic module, wherein the first shell comprises a first accommodating cavity and a second accommodating cavity, the second shell comprises a third accommodating cavity, and the second shell covers the first shell to seal the second accommodating cavity and enable the third accommodating cavity, the second accommodating cavity and the first accommodating cavity to be sequentially stacked; the first electronic module is contained in the first containing cavity, the second electronic module is contained in the second containing cavity, and the third electronic module is contained in the third containing cavity.

2. The integrated vehicle-mounted charger according to claim 1, wherein the first housing includes a housing body and a heat dissipating portion located inside the housing body, and the heat dissipating portion divides an inner cavity of the housing body into the first accommodating cavity and the second accommodating cavity.

3. The integrated vehicle-mounted charger according to claim 2, wherein the heat dissipation portion comprises a bearing portion and a heat conducting member, the bearing portion is connected with the inner wall of the housing body, and the heat conducting member is borne on the bearing portion; the first accommodating cavity is located on one side, away from the heat conducting piece, of the bearing part, and the second accommodating cavity is located on one side, away from the bearing part, of the heat conducting piece.

4. The integrated vehicle-mounted charger according to claim 3, wherein said heat conducting member comprises a heat conducting plate and a heat conducting wall protruding from said heat conducting plate, said heat conducting wall is located on a side of said heat conducting plate away from said bearing portion, and said heat conducting wall, said first housing and said heat conducting plate enclose said second accommodating cavity.

5. The integrated vehicle-mounted charger according to claim 4, characterized in that said heat conducting wall defines a plurality of sub-receiving cavities, and the electronic components of said second electronic module are respectively received in each of said sub-receiving cavities.

6. The integrated vehicle-mounted charger according to claim 5, characterized in that a heat transfer colloid is filled between the wall of each sub-containing cavity and the electronic component.

7. The integrated vehicle-mounted charger according to any one of claims 3 to 6, wherein a heat dissipation flow channel is formed on one side of the carrying portion close to the heat conducting member, and the heat conducting member is carried on the top surface of the flow channel wall of the heat dissipation flow channel and covers the heat dissipation flow channel.

8. The integrated vehicle-mounted charger according to any one of claims 3 to 6, wherein a mounting structure is convexly provided on a surface of the bearing portion facing away from the heat conducting member, and the first electronic module is mounted on the mounting structure.

9. The integrated vehicle-mounted charger according to claim 4, characterized in that a through hole is formed in the heat dissipation portion, the through hole penetrates through the first accommodating cavity and the second accommodating cavity, and a lead for connecting the first electronic module and the second electronic module passes through the through hole.

10. The integrated vehicle-mounted charger according to claim 7, wherein a water inlet and a water outlet are formed in an outer side wall of the first housing, and the water inlet and the water outlet are communicated with the heat dissipation flow channel.

Images