CN210040316U

CN210040316U - Power battery module protection architecture

Info

Publication number: CN210040316U
Application number: CN201920975891.0U
Authority: CN
Inventors: 陈枫; 符稳山; 石磊
Original assignee: Bogao Automobile Shanghai Co Ltd
Current assignee: Bogao Automobile Shanghai Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-02-07
Anticipated expiration: 2029-06-24

Abstract

The utility model belongs to the technical field of power battery modules, in particular to a power battery module protection structure, which comprises a shell, a battery module, a connecting mechanism and a heat dissipation device; a liftable top cover is fixed at the top of the shell, guide plates are fixed at two ends of the bottom of the top cover, and a supporting plate for supporting the guide plates is fixed in the shell; the battery module is arranged at the bottom of the top cover, and a positive end and a negative end penetrating through the outer wall of the shell are fixed on the battery module; the battery module and the shell are fixed through at least two groups of connecting mechanisms; the installation of power battery module is by deflector guide location, and in the plug-in components cassette was inserted to the plug-in components of battery module bottom, the pressure pad atress was buckled, and the plug-in components cassette top both ends of impressing at the top were carried on spacingly, and the pointed end of plug-in components is impressed the back, and the plug-in components pressure spring resets and carries out the clamping to the plug-in components end wall and consolidate, and the monolithic stationary need not upset casing and use the bolt, need not to use outside instrument, and the.

Description

Power battery module protection architecture

Technical Field

The utility model relates to a power battery module technical field especially relates to a power battery module protection architecture.

Background

The power battery module is a power supply for providing a power source for the tool, and is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts. The method is mainly different from a starting battery for starting an automobile engine, and a valve port sealed lead-acid storage battery, an open tubular lead-acid storage battery, a lithium iron phosphate storage battery and the like are mostly adopted.

The technical problems in the prior art are as follows:

1. the conventional power battery module is installed in the shell in a bolt fixing mode, the shell needs to be turned over, bolts are sequentially screwed into the shell and the installation holes of the power battery module, and the installation process is complex;

2. the existing power battery module is installed in the shell, the overall heat dissipation efficiency is poor, the power battery module is easy to reduce the power supply efficiency due to overheating, and the performance of the power battery module is directly influenced.

In order to solve the above problems, a power battery module protection structure is provided in the present application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a power battery module protection architecture, the utility model discloses a fixed bolt structure that need not between power battery module and the casing, directly put into the casing when installing the power battery module inside, the deflector leads, inside the plug-in components card holder is pushed down to the plug-in components card, the pressure pad is buckled inside the back card and is gone into plug-in components card holder top, the plug-in components pressure spring is consolidated the inside plug-in components of plug-in components card holder, directly installs and fixes the power battery module in the casing, need not to overturn the casing and twist complicated installation steps such as bolt.

(II) technical scheme

In order to solve the above problems, the utility model provides a power battery module protection structure, which comprises a shell, a battery module, a connecting mechanism and a heat dissipation device;

a liftable top cover is fixed at the top of the shell, guide plates are fixed at two ends of the bottom of the top cover, and a supporting plate for supporting the guide plates is fixed in the shell;

the battery module is arranged at the bottom of the top cover, and a positive end and a negative end penetrating through the outer wall of the shell are fixed on the battery module;

the battery module and the shell are fixed through at least two groups of connecting mechanisms, a bendable pressure pad is fixed at the bottom of the battery module, an insert is integrally formed below the pressure pad, an insert clamping seat for clamping the insert is fixed at the bottom end inside the shell, and insert pressure springs for clamping the insert penetrate through two ends inside the insert clamping seat;

the heat dissipation device is located on two sides of the connecting mechanism and fixedly connected with the shell, the heat dissipation device is composed of a plurality of base arrays, a heat dissipation fan is fixed inside the base, and a hollow grid plate is fixed on the upper surface of the base.

Preferably, the upper surface of the grid plate is attached to the bottom of the battery module.

Preferably, the bottom of the base is hollowed and penetrates through the bottom of the shell.

Preferably, the two ends of the top of the insert are fixed with 45-degree raised pressure pads, and the pressure pads are rubber members.

Preferably, the support plate is mounted on an end of the upper surface of the heat sink close to the inner wall of the housing.

Preferably, two groups of handles are fixed on the upper surface of the top cover.

Preferably, the upper surface of the top cover is provided with a handle groove for accommodating the handle, and the handle is rotatably connected with the handle groove through a rotating shaft.

The above technical scheme of the utility model has following profitable technological effect:

1. the installation of the power battery module is guided and positioned by the guide plate, the plug-in at the bottom of the battery module is inserted into the plug-in cassette, the pressure pad is stressed and bent, the top is pressed into two ends of the top of the plug-in cassette for limiting, after the tip of the plug-in is pressed in, the plug-in pressure spring is reset to clamp and reinforce the end wall of the plug-in, the whole is fixed without turning over the shell and using bolts, no external tool is used, and the installation is convenient;

2. the heat dissipation device supports the battery module through the grid plate at the top and dissipates heat to the battery module through the internal heat dissipation fan.

Drawings

Fig. 1 is the utility model provides a power battery module protection architecture's inner structure schematic diagram.

Fig. 2 is a schematic diagram of a separation structure of a connection mechanism in a protection structure of a power battery module according to the present invention.

Fig. 3 is a schematic view of a front view structure in the protection structure of a power battery module according to the present invention.

Fig. 4 is a schematic view of a top view structure of the protection structure of a power battery module according to the present invention.

Fig. 5 is an enlarged schematic view of a connection mechanism in the protection structure of a power battery module according to the present invention.

Fig. 6 is a schematic structural view of a heat dissipation device in a protection structure of a power battery module according to the present invention.

Reference numerals:

1. a housing; 11. a top cover; 111. a handle; 12. a guide plate; 13. a support plate; 2. a battery module; 21. a positive terminal; 22. a negative terminal; 3. a connecting mechanism; 31. a plug-in; 32. a card holder; 33. a plug-in compression spring; 34. a pressure pad; 4. a heat sink; 41. a base; 42. a heat dissipation fan; 43. a grid plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the protection structure for a power battery module provided by the present invention includes a housing 1, a battery module 2, a connecting mechanism 3 and a heat dissipation device 4;

a top cover 11 which can be lifted is fixed at the top of the shell 1, guide plates 12 are fixed at two ends of the bottom of the top cover 11, a support plate 13 for supporting the guide plates 12 is fixed in the shell 1, and the support plate 13 is arranged at one end, close to the inner wall of the shell 1, of the upper surface of the heat dissipation device 4;

the battery module 2 is arranged at the bottom of the top cover 11, and a positive electrode end 21 and a negative electrode end 22 which penetrate through the outer wall of the shell 1 are fixed on the battery module 2;

the battery module 2 and the shell 1 are fixed through at least two groups of connecting mechanisms 3, a bendable pressure pad 34 is fixed at the bottom of the battery module 2, an insert 31 is integrally formed below the pressure pad 34, an insert clamping seat 32 for clamping the insert 31 is fixed at the bottom end inside the shell 1, and an insert pressure spring 33 for clamping the insert 31 penetrates through two ends inside the insert clamping seat 32;

it should be noted that: the two ends of the top of the insert 31 are fixed with 45-degree convex pressure pads 34, the pressure pads 34 are rubber members, the pressure pads 34 of the rubber members can be bent, and the convex ends of the pressure pads 34 are inserted into the two ends of the top of the insert clamping seat 32.

In an alternative embodiment, the battery module 2 and the housing 1 are fixed by three sets of connecting mechanisms 3, and are respectively installed at two ends and a middle position of the bottom of the battery module 2.

The utility model discloses in, battery module 2 and casing 1 are fixed through two sets of coupling mechanism 3, carry through handle 111 and draw top cap 11, battery module 2 that drive top cap 11 and connect pushes down in to casing 1, the attached 1 inner wall of casing of deflector 12 leads, plug-in components 31 of 2 bottoms of battery module insert in plug-in components cassette 32, pressure pad 34 atress is buckled, the top is impressed plug-in components cassette 32 top both ends, plug-in components 31's the most advanced back of impressing, plug-in components pressure spring 33 resets and carries out the clamping to plug-in components 31 end wall and consolidate, accomplish fixed back, backup pad 13 supports deflector 12, accomplish battery module 2 that top cap 11 connects and casing 1's monolithic stationary.

As shown in fig. 4, two sets of handles 111 are fixed on the upper surface of the top cover 11, and in an alternative embodiment, a handle slot for accommodating the handle 111 is formed on the upper surface of the top cover 11, and the handle 111 and the handle slot are rotatably connected through a rotating shaft.

It should be noted that the handle 111 is used for lifting the battery module 2 connected with the top cover 11, the handle 111 is turned over in the handle groove through the rotating shaft, and the handle 111 is accommodated in the handle groove to keep the upper surface of the top cover 11 flat and without a protrusion.

The connection of the heat sink structure to the housing structure is described below with reference to fig. 1 and 6.

As shown in fig. 1, the heat dissipation device 4 is located at two sides of the connecting mechanism 3 and is fixedly connected to the housing 1, and the upper surface of the grid plate 43 at the top of the heat dissipation device 4 is attached to the bottom of the battery module 2.

In an alternative embodiment, the heat dissipation device 4 is composed of four arrays of the base 41, and in this embodiment, the heat dissipation device 4 is installed at four corners of the bottom of the housing in a distributed manner.

As shown in fig. 6, a heat dissipation fan 42 is fixed inside the base 41, and a hollow grid plate 43 is fixed on the upper surface of the base 41.

It should be noted that the bottom of the base 41 is hollow and penetrates through the bottom of the housing 1, the hollow bottom is used for external wind to enter the heat dissipation fan 42 to generate a cyclone, and the heat dissipation cyclone is output to the battery module 2 attached to the grid plate 43 by the heat dissipation fan 42 for heat dissipation.

The working principle of the utility model is that the top cover 11 is lifted through the handle 111 to drive the battery module 2 connected with the top cover 11 to press downwards into the shell 1, the guide plate 12 is attached to the inner wall of the shell 1 for guiding, the plug-in 31 at the bottom of the battery module 2 is inserted into the plug-in card holder 32, the pressure pad 34 is stressed and bent, the top is pressed into both ends of the top of the plug-in card holder 32, after the tip of the plug-in 31 is pressed, the plug-in unit pressure spring 33 is reset to clamp and reinforce the end wall of the plug-in unit 31, after the fixation is finished, the support plate 13 supports the guide plate 12 to finish the integral fixation of the battery module 2 connected with the top cover 11 and the shell 1, when the battery module 2 is cooled, the hollow bottom guides the external air into the cooling fan 42 to generate cyclone, the cooling cyclone is output to the battery module 2 attached to the grid plate 43 by the cooling fan 42 for cooling, and the battery module 2 is connected with external equipment through the positive terminal 21 and the negative terminal 22 for power output.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A power battery module protection structure is characterized by comprising a shell (1), a battery module (2), a connecting mechanism (3) and a heat dissipation device (4);

a top cover (11) capable of being lifted is fixed at the top of the shell (1), guide plates (12) are fixed at two ends of the bottom of the top cover (11), and a support plate (13) for supporting the guide plates (12) is fixed in the shell (1);

the battery module (2) is arranged at the bottom of the top cover (11), and a positive electrode end (21) and a negative electrode end (22) penetrating through the outer wall of the shell (1) are fixed on the battery module (2);

the battery module (2) and the shell (1) are fixed through at least two groups of connecting mechanisms (3), a bendable pressure pad (34) is fixed at the bottom of the battery module (2), an insert (31) is integrally formed below the pressure pad (34), an insert clamping seat (32) used for clamping the insert (31) is fixed at the bottom end inside the shell (1), and insert compression springs (33) for clamping the insert (31) penetrate through two ends inside the insert clamping seat (32);

heat abstractor (4) are located the both sides of coupling mechanism (3) with casing (1) fixed connection, heat abstractor (4) comprise a plurality of base (41) array, the inside of base (41) is fixed with heat dissipation fan (42), just base (41) upper surface is fixed with grid board (43) of fretwork.

2. The power battery module protection structure according to claim 1, wherein the upper surface of the grid plate (43) is attached to the bottom of the battery module (2).

3. The power battery module protection structure according to claim 1, wherein the bottom of the base (41) is hollowed out and penetrates through the bottom of the housing (1).

4. The power battery module protection structure according to claim 1, wherein 45-degree convex pressure pads (34) are fixed at two ends of the top of the insert (31), and the pressure pads (34) are rubber members.

5. The power battery module protection structure according to claim 1, wherein the support plate (13) is mounted on an end of the upper surface of the heat sink (4) near the inner wall of the housing (1).

6. The power battery module protection structure according to claim 1, wherein two groups of handles (111) are fixed on the upper surface of the top cover (11).

7. The power battery module protection structure of claim 6, wherein a handle groove for accommodating the handle (111) is formed in the upper surface of the top cover (11), and the handle (111) is rotatably connected with the handle groove through a rotating shaft.