CN218887380U

CN218887380U - New forms of energy battery box and liquid cooling board integral structure

Info

Publication number: CN218887380U
Application number: CN202222514309.5U
Authority: CN
Inventors: 闻可可; 周文兵
Original assignee: Yibin Zongguanxian Technology Co ltd
Current assignee: Yibin Zongguanxian Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-04-18
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a new forms of energy battery box and liquid cooling board integral structure, including samming board, runner plate, refrigerant outlet pipe and refrigerant inlet pipe, the samming board is equipped with the first groove of bending that is used for bending all around respectively, and the runner plate is fixed to be set up in the samming board back, and connects through stove brazing. The utility model has the advantages that: the battery package bottom temperature-uniforming plate directly forms the runner plate with the runner plate brazing together, and coolant gets into from the water inlet, discharges from the delivery port and forms the passageway, through the cavity of runner plate and the dull and stereotyped formation of battery bottom, takes away the heat that the battery produced, has practiced thrift the material, has reduced the process, subtracts battery package weight to the production yield of enterprise has been increased by a wide margin.

Description

New forms of energy battery box and liquid cooling board integral structure

Technical Field

The utility model relates to a new forms of energy battery box technical field specifically is a new forms of energy battery box and liquid cooling board integral structure.

Background

In the prior art, in the new energy battery industry, the battery package is its indispensable partly, and the current new energy battery of market wraps liquid cold drawing and battery package separately processing, then through bolt or welding assembly together, this kind of assembly methods cost is higher, and the structure is relatively complicated, as shown in fig. 4, by a plurality of screw fixed connection, and through welded connection, the problem of seepage can appear after using a period in this kind of connection methods, and the heat transfer effect of battery is also relatively unstable, and the yield of product is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new forms of energy battery box and liquid cooling board integral structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a new forms of energy battery box and liquid cooling plate integral structure, includes temperature-uniforming plate, runner plate, refrigerant outlet pipe and refrigerant inlet tube, the temperature-uniforming plate is equipped with the first groove of bending that is used for bending respectively all around, the runner plate fixed set up in the temperature-uniforming plate back, and through stove brazing connection.

Preferably, the runner plate is a single-sided composite aluminum plate, and refrigerant circulation pipelines are distributed on the surface of the runner plate and integrally formed by punching.

Preferably, the first bending grooves are a plurality of and are symmetrical around the temperature-equalizing plate, and a plurality of second bending grooves are formed around the other end, far away from the runner plate, of the temperature-equalizing plate.

Further optimized, the temperature-uniforming plate is of an integrally formed structure, and is multiple in number, and the first bending grooves and the second bending grooves are all cut through laser.

Preferably, through holes for installing the refrigerant outlet pipe and the refrigerant inlet pipe are respectively formed at one end of the temperature equalizing plate.

Further preferably, soldering lugs are arranged between the refrigerant outlet pipe and the refrigerant inlet pipe and between the refrigerant outlet pipe and the temperature-equalizing plate, and are fixedly connected with the refrigerant inlet pipe and the temperature-equalizing plate through riveting and brazing.

Further optimized, the first bending groove and the two adjacent sides of the second bending groove are fixedly welded and connected through argon arc welding.

Advantageous effects

The utility model provides a new forms of energy battery box and liquid cooling board integral structure, battery package bottom temperature-uniforming plate are direct to form the runner plate with runner plate brazing together, and coolant gets into from the water inlet, forms the passageway from the delivery port discharge, through the cavity of the dull and stereotyped formation in runner plate and battery bottom, takes away the heat that the battery produced. Compared with the structure and the manufacturing process of the traditional battery pack, the structure and the manufacturing process of the battery pack save materials, reduce working procedures, reduce the weight of the battery pack, and greatly increase the production yield of enterprises.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present invention;

fig. 2 is a schematic bottom view of the overall structure of the present invention;

fig. 3 is an expanded view of the overall structure of the present invention;

FIG. 4 is a schematic view of a prior art overall structure;

fig. 5 is another angle diagram of the overall structure of the prior art.

Reference numerals

The device comprises a temperature equalizing plate 1, a flow channel plate 2, a refrigerant outlet pipe 3, a refrigerant inlet pipe 4, a first bending groove 5 and a second bending groove 6.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Examples

As shown in fig. 1-3, an integrated structure of a new energy battery box and a liquid cooling plate comprises a temperature-uniforming plate 1, a runner plate 2, a refrigerant outlet pipe 3 and a refrigerant inlet pipe 4, wherein first bending grooves 5 for bending are respectively arranged around the temperature-uniforming plate 1, and the runner plate 2 is fixedly arranged on the back surface of the temperature-uniforming plate 1 and is connected with the temperature-uniforming plate by furnace brazing.

In this embodiment, the flow channel plate 2 is a single-sided composite aluminum plate, and the refrigerant circulation pipes are distributed on the surface thereof, and the flow channel plate 2 is integrally formed by punching, so that the sealing performance thereof is ensured by the integrally formed flow channel plate 2. First groove 5 of bending is a plurality of, all is symmetrical around the temperature-uniforming plate 1, and the other end that the flow channel board 2 was kept away from to the temperature-uniforming plate 1 all is equipped with a plurality of second grooves 6 of bending all around, bends into battery box through two sets of grooves of bending that set up with temperature-uniforming plate 1, guarantees its sex, and temperature-uniforming plate 1 is the integrated into one piece structure, and a plurality of first grooves 5 of bending and a plurality of second grooves 6 of bending all through laser cutting. Through holes for arranging a refrigerant outlet pipe 3 and a refrigerant inlet pipe 4 are respectively arranged at one end of the temperature equalizing plate 1. Soldering lugs are arranged between the refrigerant outlet pipe 3 and the refrigerant inlet pipe 4 and between the temperature-uniforming plate 1 and fixedly connected with the temperature-uniforming plate through riveting and brazing, and the two adjacent sides of the first bending groove 5 and the second bending groove 6 are fixedly connected with each other through argon arc welding and welding.

The specific manufacturing process of the uniform temperature plate 1 and the runner plate 2 is as follows:

punching the uniform temperature plate 1 and the runner plate 2, and then degreasing the uniform temperature plate 1 and the runner plate 2 through a high-temperature degreasing furnace at 290 DEG; then the runner plate 2 and the temperature-equalizing plate 1 pass through a brazing flux spraying furnace, and when the runner plate passes through the brazing flux spraying furnace, mist brazing flux is sprayed out by spraying equipment; riveting the temperature-uniforming plate 1, the refrigerant outlet pipe 3 and the refrigerant inlet pipe 4, sleeving a soldering lug on the refrigerant outlet pipe 3 and the refrigerant inlet pipe 4, inserting the refrigerant outlet pipe 3 and the refrigerant inlet pipe 4 into the hole of the temperature-uniforming plate 1, exposing a section at the bottom of the refrigerant outlet pipe 3 and the refrigerant inlet pipe 4, expanding the section, exposed out of the temperature-uniforming plate 1, at the bottom of the refrigerant outlet pipe 3 and the refrigerant inlet pipe 4 through expansion riveting equipment, and riveting the refrigerant outlet pipe 3, the refrigerant inlet pipe 4, the soldering lug and the temperature-uniforming plate 1 together; positioning the temperature-equalizing plate 1 and the runner plate 2 through a boss arranged on the temperature-equalizing plate 1 and an opening arranged on the runner plate 2, and then putting the temperature-equalizing plate 1 and the runner plate 2 which are positioned and riveted on a conveying belt of a brazing furnace for boiler brazing; after welding is finished, a refrigerant outlet pipe 3 is sealed, then a refrigerant inlet pipe 4 is inflated to 205KPa, whether the whole liquid cooling plate leaks air or not is checked, and drying is carried out after checking is finished; correcting and shaping the dried uniform temperature plate 1 and the dried runner plate 2, then putting the dried uniform temperature plate 1 and the dried runner plate 2 on a laser cutting machine, inputting a plane diagram of the unfolded box body into the laser cutting machine to generate a cutting program, then carrying out laser cutting on the liquid cooling plate, and bending the cut shape according to the bending size; the bent box body is welded and fixed through argon arc welding to form an open box body, the weld crater is polished and then subjected to IP67 airtight detection, the opening of the box body is placed downwards on an airtight pad of an airtight detector, the box body is inflated for 50S, the pressure is maintained for 10S under the pressure of 4KPa, the box body is balanced for 60S, the box body is tested for 60S, the box body is deflated for 10S, and after the airtight detection is finished, electrophoresis and powder spraying protection processes are performed on the box body to finish the manufacture of the battery box and the runner plate.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a new forms of energy battery box and liquid cooling plate integral structure which characterized in that: the heating furnace comprises a temperature-uniforming plate (1), a runner plate (2), a refrigerant outlet pipe (3) and a refrigerant inlet pipe (4), wherein first bending grooves (5) for bending are formed in the periphery of the temperature-uniforming plate (1) respectively, and the runner plate (2) is fixedly arranged on the back of the temperature-uniforming plate (1) and is connected through furnace brazing.

2. The new forms of energy battery box and liquid cooling plate integral structure of claim 1, characterized in that: the runner plate (2) is a single-side composite aluminum plate, refrigerant circulation pipelines are distributed on the surface of the runner plate, and the runner plate is integrally formed by punching.

3. The new forms of energy battery box and liquid cold plate integral structure of claim 1, its characterized in that: the first bending grooves (5) are a plurality of and are symmetrical around the temperature-uniforming plate (1), and the other end of the temperature-uniforming plate (1) far away from the runner plate (2) is provided with a plurality of second bending grooves (6) all around.

4. The new forms of energy battery box and liquid cold plate integral structure of claim 3, its characterized in that: the temperature-uniforming plate (1) is of an integrally formed structure and is multiple in that the first bending grooves (5) and the second bending grooves (6) are all cut through laser.

5. The new forms of energy battery box and liquid cold plate integral structure of claim 1, its characterized in that: and one end of the temperature equalizing plate (1) is respectively provided with a through hole for arranging the refrigerant outlet pipe (3) and the refrigerant inlet pipe (4).

6. The new forms of energy battery box and liquid cooling plate integral structure of claim 1, characterized in that: and soldering lugs are arranged between the refrigerant outlet pipe (3) and the refrigerant inlet pipe (4) and the temperature-uniforming plate (1) and are fixedly connected with the temperature-uniforming plate through riveting and brazing.

7. The new forms of energy battery box and liquid cold plate integral structure of claim 3, its characterized in that: the first bending groove (5) and the two adjacent sides of the second bending groove (6) are fixedly welded and connected through argon arc welding.