Battery module shell cooling assembly

Abstract

The utility model discloses a battery module shell cooling assembly which comprises a box body, a box cover is arranged on the top of the box body, one end of the box body is fixedly connected with a cooling liquid box, a sealing cover is arranged on the top of the cooling liquid box, the other end of the box body is fixedly connected with a distribution box, and a distribution box cover is arranged on the top of the distribution box. Two connector lugs are inserted into one side of the distribution box, a distribution box is arranged in the distribution box, a plurality of storage battery packs are arranged in the box body, a water pump is fixedly connected to the inner wall of the bottom of the cooling liquid box, a cooling pipe is inserted into the water outlet end of the water pump and arranged around the storage battery packs, and a plurality of pipe supports are fixedly connected to the inner wall of the bottom of the box body. The pipe supports are connected with the cooling pipes in a clamped mode, circuit boards are arranged on the tops of the storage battery packs, and connecting lines are arranged on the circuit boards. Heat generated when the storage battery pack works is discharged through the first heat dissipation holes, so that heat dissipation is conducted on the storage battery pack in time, and damage to the storage battery pack is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy battery technical field especially relates to a battery module shell cooling assembly. BACKGROUND

[0002] The pure electric vehicle is a kind of vehicle using single battery as energy storage power source, it uses battery as energy storage power source, provides electric energy to motor through battery, drives motor to run, to push the car to travel.

[0003] The battery will produce heat in the working process, if not in time heat dissipation, there is the risk of battery damage, the prior art is generally adopted fan cooling, but the heat dissipation effect is general, therefore a kind of battery module shell cooling assembly is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the low heat dissipation efficiency in prior art, and proposes a kind of battery module shell cooling assembly.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of battery module shell cooling assembly, including box, the top of the box is equipped with box cover, one end of box is fixedly connected with cooling liquid tank, the top of cooling liquid tank is equipped with sealing cover, the other end of box is fixedly connected with distribution box, the top of distribution box is equipped with distribution box cover, two terminal pins are inserted in the side of distribution box, distribution box is equipped with distribution box, the box is equipped with multiple groups of battery pack, the bottom inner wall of cooling liquid tank is fixedly connected with water pump, the water outlet end of water pump is inserted with cooling pipe, cooling pipe is arranged around multiple groups of battery pack.

[0007] Further, the bottom inner wall of the box is fixedly connected with multiple pipe holders, and the pipe holder is connected with the cooling pipe.

[0008] Further, the top of multiple groups of battery pack is provided with a circuit board, and a connecting line is arranged on the circuit board, to connect the battery pack, the circuit board and the distribution box through the connecting line.

[0009] Further, the top of the box cover is provided with multiple first heat dissipation holes.

[0010] Further, the two ends of the distribution box are provided with second heat dissipation holes.

[0011] Further, the second heat dissipation hole is connected with a filter screen.

[0012] The utility model has the advantages that:

[0013] 1. The heat generated during the operation of the battery pack is discharged through the first heat dissipation hole, so that the battery pack is cooled in time, thereby avoiding damage to the battery pack.

[0014] 2. The cooling liquid in the cooling liquid tank is pumped into the cooling pipe under the action of the water pump, so that the battery pack is cooled, and then discharged into the cooling liquid tank from the other end of the cooling pipe, thereby improving the cooling effect of the battery pack. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 A three-dimensional structure schematic diagram of a battery module shell cooling assembly is provided for the utility model.

[0016] Fig. 2 A partial structure schematic diagram of a battery module shell cooling assembly is provided for the utility model.

[0017] Fig. 3 A cooling structure schematic diagram of a battery module shell cooling assembly is provided for the utility model.

[0018] In the figure: 1, tank; 2, cooling liquid tank; 3, distribution box; 4, tank cover; 5, sealing cover; 6, distribution box cover; 7, terminal; 8, battery pack; 9, cooling pipe; 10, pipe support; 11, water pump; 12, distribution box; 13, circuit board; 14, connecting line; 15, first heat dissipation hole; 16, second heat dissipation hole; 17, filter screen. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0020] REFERENCE Figs. 1-3 A battery module shell cooling assembly, comprising a tank 1, the top of the tank 1 is provided with a tank cover 4, one end of the tank 1 is welded with a cooling liquid tank 2, the top of the cooling liquid tank 2 is provided with a sealing cover 5, the other end of the tank 1 is welded with a distribution box 3, one end of the distribution box 3 is provided with a liquid inlet, the top of the distribution box 3 is provided with a distribution box cover 6, two terminals 7 are inserted in one side of the distribution box 3, a distribution box 12 is arranged in the distribution box 3, a plurality of battery packs 8 are arranged in the tank 1, a water pump 11 is fixed on the inner wall of the bottom of the cooling liquid tank 2 through bolts, a cooling pipe 9 is inserted in the water outlet of the water pump 11, the cooling pipe 9 surrounds the plurality of battery packs 8, the other end of the cooling pipe 9 passes through the tank 1 and is located in the cooling liquid tank 2, under the action of the water pump 11, the cooling liquid in the cooling liquid tank 2 is pumped into the cooling pipe 9, so that the battery pack 8 is cooled, and then discharged into the cooling liquid tank 2 from the other end of the cooling pipe 9.

[0021] The inner wall of the bottom of the box body 1 is fixed with a plurality of pipe supports 10 by bolts, the pipe supports 10 are clamped with the cooling pipes 9, the cooling pipes 9 are fixed through the pipe supports 10, the top of the plurality of battery groups 8 is provided with circuit boards 13, the circuit boards 13 are provided with connecting lines 14, the battery groups 8, the circuit boards 13 and the distribution box 3 are connected through the connecting lines 14, the top of the box cover 4 is provided with a plurality of first heat dissipation holes 15, the heat of the battery group 8 during work is discharged through the first heat dissipation holes 15, the two ends of the distribution box 3 are provided with second heat dissipation holes 16, the heat in the distribution box 3 is discharged through the second heat dissipation holes 16, the second heat dissipation holes 16 are clamped with filter screens 17, so that the dust is prevented from entering the distribution box 3.

[0022] The working principle of the embodiment is as follows: in use, the heat of the battery group 8 during work is discharged through the first heat dissipation holes 15, at the same time, the cooling liquid in the cooling liquid tank 2 is pumped into the cooling pipes 9 under the action of the water pump 11, so that the battery group 8 is cooled, then the heat in the distribution box 3 is discharged through the second heat dissipation holes 16.

[0023] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A battery module housing cooling assembly comprising a cabinet (1), characterized in that, The top of the box (1) is provided with a box cover (4), one end of the box (1) is fixedly connected with a cooling liquid tank (2), the top of the cooling liquid tank (2) is provided with a sealing cover (5), the other end of the box (1) is fixedly connected with a distribution box (3), the top of the distribution box (3) is provided with a distribution box cover (6), two terminal heads (7) are inserted on one side of the distribution box (3), a distribution box (12) is arranged in the distribution box (3), a plurality of battery groups (8) are arranged in the box (1), a water pump (11) is fixedly connected to the bottom inner wall of the cooling liquid tank (2), a cooling pipe (9) is inserted to the water outlet end of the water pump (11), and the cooling pipe (9) surrounds the plurality of battery groups (8).

2. A battery module housing cooling assembly according to claim 1, wherein, The bottom inner wall of the box (1) is fixedly connected with a plurality of pipe supports (10), and the pipe supports (10) are connected with the cooling pipe (9).

3. A battery module housing cooling assembly according to claim 1, wherein, The top of the plurality of battery groups (8) is provided with a circuit board (13), and the circuit board (13) is provided with a connecting line (14), so as to connect the battery group (8), the circuit board (13) and the distribution box (3).

4. The battery module housing cooling assembly of claim 1, wherein, The top of the box cover (4) is provided with a plurality of first heat dissipation holes (15).

5. The battery module housing cooling assembly of claim 1, wherein, Both ends of the distribution box (3) are provided with second heat dissipation holes (16).

6. A battery module housing cooling assembly according to claim 5, wherein, The second heat dissipation holes (16) are provided with filter screens (17).

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