High-voltage battery pack of industrial vehicle

Abstract

The utility model relates to the technical field of high-voltage battery box bodies, in particular to an industrial vehicle high-voltage battery pack which comprises a metal plate frame, a first battery module, a second battery module, a third battery module and a fourth battery module, and the metal plate frame is provided with a first space, a second space, a third space and a fourth space which are stacked from bottom to top, reserved and independent. The first space, the second space, the third space and the fourth space are respectively provided with a mounting port arranged on the side surface, and the first battery module, the second battery module, the third battery module and the fourth battery module can be respectively arranged in the first space, the second space, the third space and the fourth space through the corresponding mounting ports. The high-voltage battery pack is simple and convenient to assemble, and the plurality of battery modules are independently arranged, so that the later maintenance is relatively convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to high -voltage battery box body technical field especially relates to a kind of industrial vehicle high-voltage battery pack. BACKGROUND

[0002] Industrial vehicle gradually changes from oil liquid drive into electric drive, and the high-voltage battery of traditional industrial vehicle includes box, multiple battery modules, box top cover, and the box is the structure of top open, multiple battery modules are gradually stacked and arranged in the box from bottom to top, and then sealed up by the box top cover, the battery pack structure is complex, installation and removal are more troublesome, not conducive to subsequent maintenance. SUMMARY

[0003] The utility model discloses a kind of industrial vehicle high-voltage battery pack to solve the problem that traditional battery pack structure is complex, installation and removal are more troublesome, not conducive to subsequent maintenance.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A kind of industrial vehicle high-voltage battery pack, including sheet metal frame, first battery module, second battery module, third battery module, fourth battery module, the sheet metal frame has by the first space, the second space, the third space, the fourth space reserved and independent from bottom to top stacking, the first space, the second space, the third space, the fourth space all have the installation port of side surface arrangement, the first battery module, second battery module, third battery module, fourth battery module can be respectively loaded into the first space, the second space, the third space, the fourth space by corresponding installation port.

[0006] The sheet metal frame includes bottom frame, middle frame, upper frame from bottom to top in sequence, the upper frame has the third space, the fourth space, the upper portion of the middle frame and the bottom of the upper frame form the second space, and the bottom frame and the lower portion of the middle frame form the first space.

[0007] The high-voltage battery further includes the shell wrapped outside the sheet metal frame.

[0008] The shell includes U-shaped shell, first front cover plate, second front cover plate, rear cover plate, right side plate, left side plate, first top plate, second top plate.

[0009] The U-shaped shell wraps the first space bottom side, left side, right side;The U-shaped shell wraps the second space left side, right side;The first front cover plate wraps the first space, the second space, the third space front side;The second front cover plate wraps the fourth space front side;The rear cover plate wraps the first space, the second space, the third space, the fourth space rear side;The second top plate wraps part of the area of the fourth space top side, and the first top plate wraps the remaining part of the area of the fourth space top side.

[0010] The high-voltage battery pack comprises a transfer module, the transfer module is located in the fourth space and between the second top plate and the fourth battery module, and the transfer module is provided with a total positive input plug, a total positive output plug, a heating output plug, a communication output plug, a total negative output plug and a total negative input plug close to the second front cover plate.

[0011] The metal plate frame is provided with a lifting ring at the top of four corners.

[0012] The high-voltage battery further comprises a shell wrapped outside the metal plate frame, and the mounting rack is fixed to the left side and the right side of the shell.

[0013] The industrial vehicle high-voltage battery pack has the beneficial effects that: the device is provided with multiple independent mounting spaces, each mounting space is provided with a mounting port on the side surface, the first battery module, the second battery module, the third battery module and the fourth battery module are respectively inserted into the first space, the second space, the third space and the fourth space from the mounting port during installation, the high-voltage battery pack is simple and convenient to assemble, and since the multiple battery modules are independently arranged, the later maintenance is also relatively convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an overall three-dimensional structure diagram of the utility model Figure 1 ;

[0015] Figure 2 It is an exploded view of the utility model;

[0016] Figure 3 It is an overall three-dimensional structure diagram of the utility model Figure 2 ;

[0017] Figure 4 It is a metal plate frame and battery module structure diagram of the utility model;

[0018] Figure 5 It is a metal plate frame structure diagram of the utility model;

[0019] Figure 6 It is a metal plate frame and shell structure diagram of the utility model.

[0020] In the drawing: shell 1, metal plate frame 2, lifting ring 3, first battery module 4, second battery module 5, third battery module 6, fourth battery module 7, U-shaped shell 8, first front cover plate 9, second front cover plate 10, rear cover plate 11, right side plate 12, left side plate 13, first top plate 14, second top plate 15, mounting rack 16, transfer module 17, bottom frame 18, middle frame 19, upper frame 20, first space 21, second space 22, third space 23, fourth space 24. DETAILED DESCRIPTION

[0021] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0022] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Figures 1-6 The high-voltage battery pack of the industrial vehicle comprises a sheet metal frame 2, a first battery module 4, a second battery module 5, a third battery module 6, and a fourth battery module 7. The sheet metal frame 2 has a first space 21, a second space 22, a third space 23, and a fourth space 24 reserved and stacked from bottom to top. The first space 21, the second space 22, the third space 23, and the fourth space 24 are each provided with a mounting port on the side. The first battery module 4, the second battery module 5, the third battery module 6, and the fourth battery module 7 can be respectively loaded into the first space 21, the second space 22, the third space 23, and the fourth space 24 through the corresponding mounting ports.

[0023] The device is provided with multiple independent mounting spaces (the first space 21, the second space 22, the third space 23, and the fourth space 24), each of which is provided with a mounting port on the side. When mounting, the first battery module 4, the second battery module 5, the third battery module 6, and the fourth battery module 7 are respectively inserted into the first space 21, the second space 22, the third space 23, and the fourth space 24 through the mounting ports. The high-voltage battery pack is simple and convenient to assemble. Since the multiple battery modules are independently arranged, the later maintenance is also relatively convenient.

[0024] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Figure 5 The sheet metal frame 2 comprises a bottom frame 18, a middle frame 19, and an upper frame 20 from bottom to top. The upper frame 20 is provided with the third space 23 and the fourth space 24. The upper part of the middle frame 19 and the bottom of the upper frame 20 form the second space 22. The bottom frame 18 and the lower part of the middle frame 19 form the first space 21. The sheet metal frame of the device is composed of the bottom frame 18, the middle frame 19, and the upper frame 20, thereby reducing the manufacturing difficulty of the sheet metal frame.

[0025] In order to improve safety and aesthetics, the high-voltage battery further comprises an outer shell 1 wrapped outside the sheet metal frame 2.

[0026] Specifically, with reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Figure 2The shell 1 includes a U-shaped shell 8, a first front cover plate 9, a second front cover plate 10, a rear cover plate 11, a right side plate 12, a left side plate 13, a first top plate 14, and a second top plate 15. The U-shaped shell 8 covers the bottom side, the left side, and the right side of the first space 21. The U-shaped shell 8 covers the left side and the right side of the second space 22. The first front cover plate 9 covers the front side of the first space 21, the second space 22, and the third space 23. The second front cover plate 10 covers the front side of the fourth space 24. The rear cover plate 11 covers the rear side of the first space 21, the second space 22, the third space 23, and the fourth space 24. The second top plate 15 covers part of the top side of the fourth space 24, and the first top plate 14 covers the remaining part of the top side of the fourth space 24.

[0027] The first space 21 and the second space 22 are covered by the U-shaped shell 8, and then the front side is closed by the first front cover plate 9 and the second front cover plate 10, which facilitates maintenance work. The rear side is closed by the rear cover plate 11, which reduces the difficulty of installation. The top side is closed by the first top plate 14 and the second top plate 15, which facilitates maintenance work.

[0028] Further, the high-voltage battery pack includes a transfer module 17 located in the fourth space 24 and between the second top plate 15 and the fourth battery module 7. The transfer module 17 has a total positive input plug, a total positive output plug, a heating output plug, a communication output plug, a total negative output plug, and a total negative input plug arranged near the second front cover plate 10. The total positive, total negative, communication, and heating of the battery pack are all connected to the transfer module, which facilitates the installation of the battery pack. This facilitates subsequent installation, so that the vehicle installation can be directly connected to the total positive output plug, the heating output plug, the communication output plug, and the total negative output plug.

[0029] The sheet metal frame 2 has a lifting ring 3 fixedly installed at the top of each of the four corners. The high-voltage battery further includes a shell 1 covering the outside of the sheet metal frame 2. The shell 1 has a mounting rack 16 fixedly installed on the left side and the right side. The mounting rack is made of four welding pieces.

[0030] The four welding pieces are used for fixing the battery pack. The fixing holes on the four welding pieces are waist holes, which facilitate subsequent installation.

[0031] When installing, the first battery module 4, the second battery module 5, the third battery module 6 and the fourth battery module 7 are fixed on the sheet metal frame, then the heating wire harness, the communication wire harness and the power cable are installed, and then the other end of the heating wire harness, the communication wire harness and the power cable is installed on the transfer module, so that the communication wire harness, the heating wire harness and the high-voltage cable of the whole vehicle can be directly installed with the plug-in of the transfer module, facilitating subsequent installation. Then the first front cover plate 9, the second front cover plate 10, the rear cover plate 11, the right side plate 12, the left side plate 13, the first top plate 14 and the second top plate 15 are installed, and then the lifting ring is installed. The whole package is hoisted using the lifting ring structure, and the lifting ring can be removed after being installed on the whole vehicle. The hoisting structure is convenient to disassemble. The whole package is composed of four standard battery packages, each battery package is an independent individual, and can be individually installed and disassembled, facilitating replacement and installation, and solving the problem of complex installation and disassembly of the previous box structure.

[0032] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, can obtain the technical scheme, concept and design by equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An industrial vehicle high voltage battery pack, characterized by, Including sheet metal frame (2), first battery module (4), second battery module (5), third battery module (6), fourth battery module (7), the sheet metal frame (2) has by from bottom to top stacked and reserved and independent first space (21), second space (22), third space (23), fourth space (24), the first space (21), second space (22), third space (23), fourth space (24) all have the installation mouth arranged on the side, the first battery module (4), second battery module (5), third battery module (6), fourth battery module (7) can be loaded into first space (21), second space (22), third space (23), fourth space (24) by the corresponding installation mouth respectively.

2. An industrial vehicle high voltage battery pack as in claim 1, wherein, The sheet metal frame (2) sequentially includes bottom frame (18), middle frame (19), upper frame (20) from bottom to top, the upper frame (20) has third space (23), fourth space (24), the upper portion of the middle frame (19) and the bottom of the upper frame (20) form the second space (22), and the bottom frame (18) and the lower portion of the middle frame (19) form the first space (21).

3. An industrial vehicle high voltage battery pack as in claim 2, wherein, The high-voltage battery further comprises an outer shell (1) wrapped outside the sheet metal frame (2).

4. The high-voltage battery pack of claim 3, wherein, The outer shell (1) comprises a U-shaped shell (8), a first front cover plate (9), a second front cover plate (10), a rear cover plate (11), a right side plate (12), a left side plate (13), a first top plate (14), and a second top plate (15). The U-shaped shell (8) wraps the bottom side, left side and right side of the first space (21); the U-shaped shell (8) wraps the left side and right side of the second space (22); the first front cover plate (9) wraps the front side of the first space (21), the second space (22) and the third space (23); the second front cover plate (10) wraps the front side of the fourth space (24); the rear cover plate (11) wraps the rear side of the first space (21), the second space (22), the third space (23) and the fourth space (24); the second top plate (15) wraps part of the top side of the fourth space (24), and the first top plate (14) wraps the remaining part of the top side of the fourth space (24).

5. An industrial vehicle high voltage battery pack as in claim 4, wherein, The high-voltage battery pack comprises a transfer module (17), which is located in the fourth space (24) and between the second top plate (15) and the fourth battery module (7), and has a total positive input plug, a total positive output plug, a heating output plug, a communication output plug, a total negative output plug and a total negative input plug arranged close to the second front cover plate (10).

6. An industrial vehicle high voltage battery pack as claimed in any of claims 1-4, wherein, The sheet metal frame (2) is fixedly installed with a lifting ring (3) at the top of four corners.

7. An industrial vehicle high voltage battery pack as in claim 6, wherein, The high-voltage battery further comprises an outer shell (1) wrapped outside the sheet metal frame (2), and the mounting rack (16) is fixed on the left side and the right side of the outer shell (1).

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