CN220441100U

CN220441100U - High leakproofness electric automobile controller

Info

Publication number: CN220441100U
Application number: CN202322104360.3U
Authority: CN
Inventors: 殷春桥; 夏秋
Original assignee: Zhenjiang Dingli Intelligent Equipment Co ltd
Current assignee: Zhenjiang Dingli Intelligent Equipment Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-02-02
Anticipated expiration: 2033-08-04

Abstract

The utility model discloses a high-tightness electric automobile controller which comprises an installation box, a controller body, a heat dissipation plate and a cover plate. The heat radiation plate is positioned at the top of the controller body, the outer side wall of the heat radiation plate is provided with a mounting plate for the upright post to pass through, and the upright post is provided with a fixing nut which is positioned above the mounting plate and is abutted against the mounting plate; the top of the heat dissipation plate is provided with a plurality of heat conduction sheets which are distributed at intervals. According to the utility model, the mounting box for accommodating the controller body and the cover plate for sealing the mounting box are arranged, so that sufficient protection can be provided for the controller body, and the cover plate can provide tension through the spring, so that the structural stability between the cover plate and the mounting box can be effectively improved. Still through setting up the heating panel that is used for deriving the heat at the top of controller body, still set up the extension board that is used for deriving the heat on the heating panel on the apron to can promote radiating efficiency under the circumstances that does not destroy sealing performance, ensure the safety in utilization of controller.

Description

High leakproofness electric automobile controller

Technical Field

The utility model belongs to the technical field of electric automobile controllers, and particularly relates to a high-tightness electric automobile controller.

Background

The electric vehicle controller is used as a core component of the electric vehicle, and the running performance of the electric vehicle is determined by the performance of the electric vehicle controller. In the use process of the electric vehicle controller, if water enters a main board of the controller to be wetted, the power element MOS tube is extremely easy to damage, so that the water resistance is an important factor to be considered when the controller is designed.

Please refer to patent document of application number 202022051239.5, it discloses a sealing device of electric automobile controller, relate to automobile controller technical field, including control box and sealing box, be provided with in the control box and place the board, place the both ends of board and be provided with first slider, the both sides inner wall of control box is provided with the spout, first slider sets up in the spout, one side of first slider is connected through the top inner wall of first spring and spout, the opposite side of first slider is connected through the bottom inner wall of second spring and spout, be provided with a plurality of shock attenuation sleeve between the bottom inner wall of placing the board and control box.

Because the controller can produce certain heat in the use, current closed sealing device can block the heat, and then leads to the radiating effect of controller relatively poor, can influence the life of controller under the long-term high temperature use condition, leads to the controller to break down even.

Disclosure of Invention

The utility model aims to provide a high-tightness electric automobile controller so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high tightness electric vehicle controller, comprising:

the top of the mounting box is open, and a plurality of upright posts extending upwards are fixed on the inner bottom surface of the mounting box;

the controller body is arranged at the bottom of the inner side of the mounting box, and the side wall of the controller body is provided with a controller support plate for the upright post to pass through;

the heat dissipation plate is positioned at the top of the controller body, the outer side wall of the heat dissipation plate is provided with a mounting plate for the upright post to pass through, and the upright post is provided with a fixing nut which is positioned above the mounting plate and is abutted against the mounting plate; the top of the heat dissipation plate is provided with a plurality of heat conduction sheets which are distributed at intervals;

a cover plate covering the top of the mounting box to close the mounting box; a plurality of extending plates which are distributed at intervals are arranged on the cover plate in a penetrating manner; the plurality of extension plates are in one-to-one correspondence with the plurality of heat conducting sheets, and the lower ends of the extension plates are clung to the corresponding heat conducting sheets; the bottom surface of the cover plate is fixedly connected with one end of a spring, and the other end of the spring is detachably and fixedly connected with the heat dissipation plate.

Preferably, the bottom of the cover plate is fixed with limit rods respectively corresponding to a plurality of upright posts;

the upper end of the upright post is provided with a blind hole for embedding the limiting rod.

Preferably, the top of the heat dissipation plate is provided with a fixed sleeve, and the lower end of the spring is fixedly connected with an inserting rod;

the inserted link is detachably inserted into the fixed sleeve and is fixed by a limit bolt penetrating through the fixed sleeve and the inserted link.

Preferably, the heat dissipation plate has a cavity;

a partition board for dividing the cavity into an upper water storage cavity and a lower water storage cavity is fixed in the cavity; the two water storage cavities are directly communicated through two channels which are symmetrically distributed, and a miniature water pump which is communicated with the two water storage cavities is arranged in one channel.

Preferably, a plurality of cooling fans are fixed to the upper end of the extension plate.

Preferably, the outer side wall of the controller body is provided with a plurality of fins which are uniformly distributed at intervals.

The utility model has the technical effects and advantages that:

(1) According to the utility model, the mounting box for accommodating the controller body and the cover plate for sealing the mounting box are arranged, so that sufficient protection can be provided for the controller body, and the cover plate can provide tension through the spring, so that the structural stability between the cover plate and the mounting box can be effectively improved.

(2) According to the utility model, the heat radiation plate for leading out heat is arranged at the top of the controller body, and the extension plate for leading out heat on the heat radiation plate is arranged on the cover plate, so that the heat radiation efficiency can be improved without damaging the sealing performance, and the use safety of the controller is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic structural view of a cover plate of the present utility model;

FIG. 3 is a schematic diagram of the structure of the controller body according to the present utility model;

fig. 4 is a schematic structural view of a heat dissipating plate according to the present utility model;

fig. 5 is a schematic structural view of the mounting box of the present utility model.

In the figure:

1. a mounting box; 11. a column; 12. a fixing nut; 2. a controller body; 21. a controller support plate; 22. a fin; 3. a heat dissipation plate; 31. a mounting plate; 32. a partition plate; 33. a micro water pump; 34. a heat conductive sheet; 34. a fixed sleeve; 4. a cover plate; 41. an extension plate; 42. a heat radiation fan; 43. a spring; 431. a rod; 44. and a limit rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a high-tightness electric automobile controller as shown in fig. 1-3, which comprises a mounting box 1, a controller body 2, a heat dissipation plate 3 and a cover plate 4.

Referring to fig. 1 and 5, the top of the mounting box 1 is open and a plurality of upright posts 11 extending upward are fixed on the inner bottom surface. In the present embodiment, four columns 11 are provided and are fixed to the square mounting box 1 at four corner positions.

Referring to fig. 3, the controller body 2 is mounted at the bottom of the inner side of the mounting box 1, and the side wall of the controller body 2 has a controller support plate 21 through which the upright post 11 passes. The controller support plate 21 is provided with a through hole matched with the upright post 11, the upright post 11 can provide limit for the controller body 2, and the structural stability of the controller body 2 is improved.

Referring to fig. 1 and 4, the heat dissipation plate 3 is located at the top of the controller body 2 and has a mounting plate 31 on the outer side wall for the upright 11 to pass through, and a fixing nut 12 located above the mounting plate 31 and abutting against the mounting plate 31 is mounted on the upright 11; the top of the heat dissipation plate 3 has a plurality of heat conductive fins 34 distributed at intervals. The through hole with stand 11 looks adaptation has been seted up on the mounting panel 31, and the middle part position department of stand 11 has the external screw thread of one section with fixation nut 12 looks adaptation, and fixation nut 12 after the installation can make heating panel 3 support and press controller body 2, promotes the compactness of connection, more can accelerate heat conduction to the contact surface coating between heating panel 3 and the controller body 2 has heat conduction silicone grease, in order to further promote heat conduction efficiency. The heat conductive sheet 34 can conduct heat from the heat dissipation plate 3.

Referring to fig. 1 and 2, a cover plate 4 is covered on the top of the mounting box 1 to close the mounting box 1; a plurality of extending plates 41 which are distributed at intervals are arranged on the cover plate 4 in a penetrating manner; the plurality of extension plates 41 are in one-to-one correspondence with the plurality of heat conducting fins 34, and the lower ends of the extension plates 41 are closely attached to the corresponding heat conducting fins 34; the bottom surface of the cover plate 4 is fixedly connected with one end of a spring 43, and the other end of the spring 43 is detachably and fixedly connected with the heat dissipation plate 3. The extension plate 41 can conduct heat from the heat conductive sheet 34 to the heat conductive sheet 34 at the outer portion of the cover plate 4.

In the present embodiment, the lower end of the spring 43 is fixed as follows: the top of the heat dissipation plate 3 has a fixing sleeve 35, and the lower end of the spring 43 is fixedly connected with a plug 431. The insert rod 431 is detachably inserted into the fixing sleeve 35 and is fixed by a limit bolt penetrating the fixing sleeve 35 and the insert rod 431, so that the fixing spring 43 can be stably installed and the detachment is convenient.

In order to improve the installation stability of the cover plate 4, the bottom of the cover plate 4 is fixed with a limiting rod 44 corresponding to the plurality of upright posts 11 respectively; the upper end of the upright 11 is provided with a blind hole into which the limit rod 44 is inserted. The cover plate 4 is provided with a fixing bolt penetrating into the limiting rod 44 in a penetrating mode, and the blind hole in the upright post 11 is provided with an internal thread matched with the fixing bolt.

In order to improve the heat dissipation efficiency, a plurality of heat dissipation fans 42 are fixed at the upper end of the extension board 41, and the heat dissipation efficiency of the extension board 41 can be accelerated by the heat dissipation fans 42 when starting.

Furthermore, the heat dissipation plate 3 has a cavity. A baffle plate 32 for dividing the cavity into an upper water storage cavity and a lower water storage cavity is fixed in the cavity; the two water storage cavities are directly communicated through two symmetrically distributed channels, and a miniature water pump 33 for communicating the two water storage cavities is arranged in one channel. The cavity stores cooling liquid, and the micro water pump 33 can accelerate the flow speed of the cooling liquid, thereby accelerating heat dissipation.

In the utility model, the outer side wall of the controller body 2 is provided with a plurality of fins 22 which are uniformly distributed at intervals, and the fins 22 can increase the heat dissipation area of the outer shell of the controller body 2 and accelerate the heat dissipation.

In addition, referring to fig. 1, a sealing ring is installed between the cover plate 4 and the upper edge of the mounting box 1 to improve the sealing effect.

Working principle: in the utility model, the stand column 11 can provide limit for the controller body 2 and the heat dissipation plate 3, and is fixed by a fixing nut 12, and the cover plate 4 can be fixed by a limit rod 44 and a spring 43. Wherein, make heating panel 3 support and press controller body 2 to the heat that controller body 2 produced can be transmitted to heating panel 3 on, and the heat conduction piece 34 can be with the heat on the heating panel 3 export, and extension board 41 can be with the heat on the heat conduction piece 34 export to the heat conduction piece 34 of apron 4 outside part, finally by radiator fan 42 acceleration heat dissipation.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a high leakproofness electric automobile controller which characterized in that: comprising the following steps:

the top of the mounting box (1) is open, and a plurality of upright posts (11) extending upwards are fixed on the inner bottom surface of the mounting box;

the controller body (2) is arranged at the bottom of the inner side of the installation box (1), and the side wall of the controller body (2) is provided with a controller support plate (21) for the upright post (11) to pass through;

a heat radiation plate (3) which is positioned at the top of the controller body (2) and the outer side wall of which is provided with a mounting plate (31) for the upright post (11) to pass through, wherein the upright post (11) is provided with a fixing nut (12) which is positioned above the mounting plate (31) and is abutted against the mounting plate (31); the top of the heat dissipation plate (3) is provided with a plurality of heat conduction sheets (34) which are distributed at intervals;

a cover plate (4) which covers the top of the installation box (1) to close the installation box (1); a plurality of extending plates (41) which are distributed at intervals are arranged on the cover plate (4) in a penetrating way; the plurality of extension plates (41) are in one-to-one correspondence with the plurality of heat conducting fins (34), and the lower ends of the extension plates (41) are closely attached to the corresponding heat conducting fins (34); one end of a spring (43) is fixedly connected to the bottom surface of the cover plate (4), and the other end of the spring (43) is detachably and fixedly connected with the heat dissipation plate (3).

2. The high-tightness electric automobile controller according to claim 1, wherein: the bottom of the cover plate (4) is fixedly provided with limiting rods (44) corresponding to the upright posts (11) respectively;

the upper end of the upright post (11) is provided with a blind hole into which the limit rod (44) is embedded.

3. The high-tightness electric automobile controller according to claim 1, wherein: the top of the heat radiation plate (3) is provided with a fixed sleeve (35), and the lower end of the spring (43) is fixedly connected with a plug rod (431);

the insert rod (431) is detachably inserted into the fixing sleeve (35) and is fixed by a limit bolt penetrating through the fixing sleeve (35) and the insert rod (431).

4. The high-tightness electric automobile controller according to claim 1, wherein: the heat dissipation plate (3) is provided with a cavity;

a baffle plate (32) for dividing the cavity into an upper water storage cavity and a lower water storage cavity is fixed in the cavity; the two water storage cavities are directly communicated through two symmetrically distributed channels, and a miniature water pump (33) for communicating the two water storage cavities is arranged in one channel.

5. The high-tightness electric automobile controller according to claim 1, wherein: a plurality of cooling fans (42) are fixed at the upper end of the extension plate (41).

6. The high-tightness electric automobile controller according to claim 1, wherein: the outer side wall of the controller body (2) is provided with a plurality of fins (22) which are uniformly distributed at intervals.