CN220755256U

CN220755256U - Electric automobile controller

Info

Publication number: CN220755256U
Application number: CN202322330391.0U
Authority: CN
Inventors: 许红梅
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-04-09
Anticipated expiration: 2033-08-29

Abstract

The utility model discloses an electric automobile controller, and relates to the technical field of electric automobiles. The controller comprises a controller base, a controller outer cover and bolts, wherein the controller outer cover is arranged on the top cover of the controller base, the controller base is connected with the controller outer cover through the bolts, a waterproof structure is fixed on the top of the controller base, and the waterproof structure protects the connecting part of the controller base and the controller outer cover. The utility model is provided with the waterproof structure, the rubber frame plate of the waterproof structure is closely contacted with the inner wall of the controller outer cover, so that the sealing effect is improved, when water overflows from the connecting part of the controller base and the controller outer cover, the overflowed water can be absorbed by the desiccant in the waterproof structure, the waterproof performance is improved, and in addition, the utility model is provided with the heat dissipation mechanism, the internal heat removal air of the controller can be pumped out and exchanged into the air to be outside, the heat dissipation purpose is achieved, and the heat removal efficiency can be accelerated by adopting the two sides to absorb the hot air simultaneously.

Description

Electric automobile controller

Technical Field

The utility model belongs to the technical field of electric automobiles, and particularly relates to an electric automobile controller.

Background

The electric automobile controller is a core control device for controlling the starting, running, advancing and retreating, speed and stopping of an electric automobile motor and other electronic devices of the electric automobile, and is an important part on the electric automobile. At present, the electric automobile controller has the common problems of poor heat dissipation effect and poor controller sealing, and the service life of the controller is influenced. Therefore, there is an urgent need in the market for improved techniques to solve the above problems.

Disclosure of Invention

The utility model aims to provide an electric automobile controller, which solves the problems that the existing electric automobile controller is generally poor in heat dissipation effect and poor in controller sealing and influences the service life of the controller by being provided with a waterproof structure and a heat dissipation mechanism.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an electric automobile controller, which comprises a controller base, a controller outer cover and bolts, wherein the top cover of the controller base is provided with the controller outer cover, a heat dissipation mechanism is arranged outside the controller outer cover and comprises a waterproof air pump, a first air pipe, a first electromagnetic valve, a second air pipe, a hose, an air suction pipe, a third air pipe, a second electromagnetic valve, a temperature sensor and a PLC (programmable logic controller), the top of the controller outer cover is fixedly provided with the waterproof air pump, the air exhaust end of the waterproof air pump is connected with the first air pipe, the first air pipe is provided with the first electromagnetic valve, the air inlet end of the waterproof air pump is connected with the second air pipe, the second air pipe is connected with the air suction pipe through the hose, the top of the controller outer cover is provided with an air inlet, the third air pipe is connected with the third air pipe, the second electromagnetic valve is arranged on the third air pipe, both sides of the controller outer cover are uniformly distributed with air ports, the top wall inside the controller outer cover is fixedly provided with a temperature sensor and a PLC, the top of the controller base is connected with the controller outer cover through the bolts, the top of the controller outer cover is fixedly provided with a waterproof structure, the waterproof structure comprises a rubber side plate and a waterproof layer, the waterproof layer is arranged between the upper rubber side plate and the lower rubber side plate and the waterproof layer, the waterproof layer is fixedly connected with the two waterproof layer side frames and the two waterproof layer frames are respectively arranged on the two waterproof layer frames and the two waterproof layer frames are respectively, and are respectively arranged at the two waterproof layer sides of the top of the waterproof layer and the two waterproof layer frames are respectively.

Further, the control assembly of the electric automobile controller is installed in the waterproof structure inner area of the top surface of the controller base, the outer frame size of the waterproof structure is matched with the inner size of the controller outer cover, and the waterproof structure is in close contact with the inner wall of the controller outer cover.

Further, the four corners of the controller base and the four corners of the bottom of the controller outer cover are provided with mounting holes, the mounting holes of the controller base and the mounting holes of the controller outer cover are in one-to-one correspondence, and the size of the mounting holes is matched with the size of the bolts.

Further, the second air pipe is of a Y-shaped structure, two ends of the second air pipe are respectively connected with two hoses, and the tail end of the second air pipe is connected with the air inlet end of the waterproof air pump.

Further, the air suction pipe is composed of a group of horizontal branch pipes and vertical communicating pipes, the group of branch pipes are connected through the communicating pipes, and pipe orifices are uniformly distributed on the inner side of each branch pipe.

Further, each pipe orifice on the air suction pipe corresponds to each air port on one side of the controller housing one by one, and each pipe orifice on the air suction pipe is connected with the corresponding air port through a connecting pipe.

Further, the first electromagnetic valve and the second electromagnetic valve are synchronously opened and closed, and the waterproof air pump, the first electromagnetic valve, the second electromagnetic valve and the temperature sensor are electrically connected with the PLC.

The utility model has the following beneficial effects:

1. the waterproof structure is arranged, the rubber frame plate of the waterproof structure is tightly contacted with the inner wall of the controller outer cover, so that the sealing effect is improved, and in addition, when water overflows from the connecting part of the controller base and the controller outer cover, the overflowed water can be absorbed through the action of the drying agent in the waterproof structure, the waterproof performance is improved, and the service life of the controller is prolonged.

2. Be provided with heat dissipation mechanism, when using, through waterproof air pump, temperature sensor and PLC controller's combined action, can take out the inside hot air that removes of controller and exchange into the air with the outside, reached radiating purpose, absorb hot gas simultaneously through both sides in addition, can accelerate heat extraction efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of 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 utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an electric vehicle controller;

FIG. 2 is a schematic view of the structure of the top wall inside the controller housing;

FIG. 3 is a schematic structural view of a controller base;

fig. 4 is a composition diagram of a waterproof layer.

In the drawings, the list of components represented by the various numbers is as follows:

1. a controller base; 2. a controller housing; 3. a bolt; 01. a waterproof air pump; 02. a first air pipe; 03. a first electromagnetic valve; 04. a second air pipe; 05. a hose; 06. an air suction pipe; 07. a third air pipe; 08. a second electromagnetic valve; 11. a waterproof structure; 111. a rubber frame plate; 112. a waterproof layer; 101. a screen plate; 102. a drying agent; 21. an air port; 22. a temperature sensor; 23. and a PLC controller.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 and 3 to 4, the present utility model is an electric vehicle controller, which comprises a controller base 1, a controller housing 2, and bolts 3, wherein the top cover of the controller base 1 is provided with the controller housing 2, the four corners of the controller base 1 and the four corners of the bottom of the controller housing 2 are respectively provided with mounting holes, the mounting holes of the controller base 1 are in one-to-one correspondence with the mounting holes of the controller housing 2, the size of the mounting holes is matched with that of the bolts 3, the controller base 1 and the controller housing 2 are connected through the bolts 3, the top of the controller base 1 is fixed with a waterproof structure 11, the waterproof structure 11 comprises a rubber frame plate 111 and a waterproof layer 112, the waterproof layer 112 is fixed between the upper rubber frame plate 111 and the lower rubber frame plate 111, the waterproof layer 112 comprises a mesh plate 101 and a drying agent 102, the middle of the two mesh plates 101 is filled with the drying agent 102, the tops of the two mesh plates 101 are respectively connected with the rubber frame plates 111 positioned above, the bottoms of the two mesh plates 101 are respectively connected with the rubber frame plates 111 positioned below, the waterproof structure 11 is arranged in the inner area of the top of the controller base 1, the waterproof structure 11 is closely contacts the waterproof structure 11, and the waterproof structure is closely contacted with the controller housing 2, and the size of the controller housing 2 is closely contacted with the controller housing 2, and the waterproof structure is closely contacted with the controller housing 2, and the controller housing 2 is closely contacted with the controller housing 2.

The specific application of the arrangement is as follows: when the controller is used, the controller housing 2 is directly covered outside the controller base 1, so that the waterproof structure 11 on the controller base 1 is plugged into the controller housing 2 from the bottom of the controller housing 2, the rubber frame plate 111 of the waterproof structure 11 is tightly contacted with the inner wall of the controller housing 2, the mounting hole of the controller base 1 is correspondingly overlapped with the mounting hole of the controller housing 2, and then the controller base 1 and the controller housing 2 can be locked by fixing the mounting hole in the overlapped mounting hole through the bolts 3;

when water overflows from the connecting part of the controller base 1 and the controller housing 2 in the use process, the overflowed water can be absorbed by the desiccant 102 in the waterproof structure 11, so that the whole internal space of the controller base 1 and the controller housing 2 can be ensured to be dry;

in addition, the rubber frame plate 111 of the waterproof structure 11 is closely contacted with the inner wall of the controller housing 2, so that the sealing effect can be improved, and the sealing performance of the connecting part of the controller base 1 and the controller housing 2 can be enhanced.

Wherein as shown in fig. 1 to 2, a heat dissipation mechanism is arranged outside the controller housing 2, the heat dissipation mechanism comprises a waterproof air pump 01, a first air pipe 02, a first electromagnetic valve 03, a second air pipe 04, a hose 05, an air suction pipe 06, a third air pipe 07, a second electromagnetic valve 08, a temperature sensor 22 and a PLC controller 23, the waterproof air pump 01 is fixed at the top of the controller housing 2, the air exhaust end of the waterproof air pump 01 is connected with the first air pipe 02, the first electromagnetic valve 03 is arranged on the first air pipe 02, the air inlet end of the waterproof air pump 01 is connected with the second air pipe 04, the second air pipe 04 is of a Y-shaped structure, the two ends of the second air pipe 04 are respectively connected with the two hoses 05, the tail end of the second air pipe 04 is connected with the air inlet end of the waterproof air pump 01, the second air pipe 04 is connected with the air suction pipe 06 through the hose 05, the air suction pipe 06 is composed of a group of horizontal branch pipes and vertical communicating pipes, the branch pipes are connected through the communicating pipes, pipe orifices are uniformly distributed on the inner side of each branch pipe, air ports 21 are uniformly distributed on the two side surfaces of the controller housing 2, the pipe orifices on the air suction pipe 06 are in one-to-one correspondence with the air ports 21 on one side of the controller housing 2, each pipe orifice on the air suction pipe 06 is connected with the corresponding air port 21 through the connecting pipe, an air inlet hole is arranged on the top of the controller housing 2, an air pipe 07 is connected on the air inlet hole, a filter screen is fixed in the air inlet end of the air pipe 07, an electromagnetic valve 08 is arranged on the air pipe 07, a temperature sensor 22 and a PLC (programmable logic controller) 23 are fixed on the top wall inside the controller housing 2, the electromagnetic valve 03 and the electromagnetic valve 08 are synchronously opened and synchronously closed, a waterproof air pump 01 and the electromagnetic valve 03 are synchronously opened and closed, the second electromagnetic valve 08 and the temperature sensor 22 are electrically connected with the PLC controller 23.

The specific application of the arrangement is as follows: during the use, the control element work in controller base 1 and the inside control element of controller dustcoat 2 can produce heat, when temperature sensor 22 detects that the inside temperature of controller base 1 and the inside temperature of controller dustcoat 2 is higher, immediately with signal transmission to PLC controller 23, start waterproof air pump 01 immediately through the effect of PLC controller 23, and open solenoid valve 03 and solenoid valve 08 No. two simultaneously, through the effect of waterproof air pump 01, can take out the inside steam of controller base 1 and controller dustcoat 2 through the breathing pipe 06 of both sides, and pass through respective hose 05 and No. two trachea 04 and convey in air pipe 02 No. one, and then discharge through air pipe 02 again, when waterproof air pump 01 work absorbs the inside steam of controller base 1 and controller dustcoat 2, outside air can get into controller base 1 and controller dustcoat 2 through No. three trachea 07, utilize the exchange air, reach the radiating purpose.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides an electric automobile controller, includes controller base (1), controller dustcoat (2), bolt (3), its characterized in that: the top cover of the controller base (1) is provided with a controller outer cover (2), the controller base (1) and the controller outer cover (2) are connected through bolts (3), a waterproof structure (11) is fixed at the top of the controller base (1), and the waterproof structure (11) protects the connecting part of the controller base (1) and the controller outer cover (2);

the waterproof structure (11) comprises a rubber frame plate (111) and a waterproof layer (112), wherein the waterproof layer (112) is fixed between the upper rubber frame plate (111) and the lower rubber frame plate (111), the waterproof layer (112) comprises a net plate (101) and a drying agent (102), the drying agent (102) is filled in the middle of the two net plates (101), the tops of the two net plates (101) are connected with the rubber frame plate (111) positioned above, and the bottoms of the two net plates (101) are connected with the rubber frame plate (111) positioned below;

the utility model discloses a controller, including controller dustcoat (2), external mounting has cooling body, cooling body includes waterproof air pump (01), trachea (02), solenoid valve (03), trachea (04) No. two, hose (05), breathing pipe (06), trachea (07) No. three, solenoid valve (08) No. two, temperature sensor (22) and PLC controller (23), the top of controller dustcoat (2) is fixed with waterproof air pump (01), the exhaust end of waterproof air pump (01) is connected with trachea (02) No. one, install solenoid valve (03) on trachea (02) No. one, the inlet end of waterproof air pump (01) is connected with trachea (04) No. two, trachea (04) No. two are connected with breathing pipe (06) through hose (05), the inlet port is installed at the top of controller dustcoat (2), install solenoid valve (08) No. two on trachea (07) No. three, both sides face of controller dustcoat (2) all have gas port (21), inside controller (2) is fixed with temperature sensor (23) equipartition (23).

2. The electric vehicle controller of claim 1, wherein: the electric automobile controller is characterized in that a control assembly of the electric automobile controller is installed in an inner area of a waterproof structure (11) on the top surface of the controller base (1), the outer frame size of the waterproof structure (11) is matched with the inner size of the controller outer cover (2), and the waterproof structure (11) is in tight contact with the inner wall of the controller outer cover (2).

3. The electric vehicle controller of claim 1, wherein: the four corners of the controller base (1) and the four corners of the bottom of the controller housing (2) are provided with mounting holes, the mounting holes of the controller base (1) are in one-to-one correspondence with the mounting holes of the controller housing (2), and the size of the mounting holes is matched with the size of the bolts (3).

4. The electric vehicle controller of claim 1, wherein: the second air pipe (04) is of a Y-shaped structure, two ends of the second air pipe (04) are respectively connected with two hoses (05), and the tail end of the second air pipe (04) is connected with the air inlet end of the waterproof air pump (01).

5. The electric vehicle controller of claim 1, wherein: the air suction pipe (06) is composed of a group of horizontal branch pipes and vertical communicating pipes, the group of branch pipes are connected through the communicating pipes, and pipe orifices are uniformly distributed on the inner side of each branch pipe.

6. The electric vehicle controller of claim 5, wherein: each pipe orifice on the air suction pipe (06) corresponds to each air port (21) on one side of the controller housing (2) one by one, and each pipe orifice on the air suction pipe (06) is connected with the corresponding air port (21) through a connecting pipe.

7. The electric vehicle controller of claim 1, wherein: the first electromagnetic valve (03) and the second electromagnetic valve (08) are synchronously opened and synchronously closed, and the waterproof air pump (01), the first electromagnetic valve (03), the second electromagnetic valve (08) and the temperature sensor (22) are electrically connected with the PLC (23).