Power battery pack with circuit anti-falling function

Abstract

The utility model discloses a power battery pack with a circuit anti-falling function, which belongs to the technical field of high-voltage wiring harnesses of power battery packs and comprises a battery shell, a shell cover, a power battery body and a fixing component. The fixing assembly comprises two groups of first clamping blocks arranged at one end in the battery shell and two groups of second clamping blocks arranged at one end of the bottom of the shell cover, adjusting mechanisms are arranged between the first clamping blocks and the battery shell, and connecting mechanisms are arranged between the second clamping blocks and the shell cover; through cooperative use of the first clamping block, the second clamping block, the adjusting mechanism and the connecting mechanism, the upper clamping block and the lower clamping block can form a sandwich structure through opposite clamping of the first clamping block and the second clamping block, and a wire harness is fixed in a preset channel between a battery shell and a shell cover through combination of mechanical pressure and elastic pressure, so that the wire harness is fixed in the battery shell and the shell cover. And the wire harness is prevented from transversely swinging or axially slipping in the bumping process of a vehicle.

Description

TECHNICAL FIELD

[0001] The utility model relates to high voltage wire harness technical field of power battery pack, concretely is a kind of power battery pack with line anti-falling function. BACKGROUND

[0002] Power battery pack mainly plays the role of placing power battery;Power battery is the power source that tool provides power source, more for electric vehicle, electric train, electric bicycle, golf cart provides power storage battery;And, when power battery is installed into battery pack, it needs to be connected using high voltage wire harness, to be energized for use, to be able to transmit high voltage.

[0003] And the power battery in traditional power battery pack is connected with high voltage wire harness, easy to make the connecting part fall or be in the state of half falling, to cause short circuit phenomenon, therefore we need to propose a kind of power battery pack with line anti-falling function. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of power battery pack with line anti-falling function, with the advantage of wire harness is easily fixed, to solve the problem proposed in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of power battery pack with line anti-falling function, including battery shell, the top of the battery shell is provided with shell cover, the inside of the battery shell is provided with power battery body, the one end of the power battery body corresponds and is located between the inner wall of the battery shell and the bottom of shell cover and is provided with the fixed assembly for the wire harness of power battery body is fixed;

[0006] The fixed assembly includes two groups of first clamping blocks at one end in the inside of the battery shell and two groups of second clamping blocks at one end in the bottom of the shell cover, the first clamping block is correspondingly arranged with the second clamping block, the bottom of the first clamping block is provided with the adjusting mechanism for adjusting the height of first clamping block between the inner wall of the battery shell, the top of the second clamping block is provided with the connecting mechanism for connecting the second clamping block between the bottom of the shell cover.

[0007] Preferably, the adjusting mechanism includes two groups of adjusting lead screws fixedly installed at one end in the inner wall of the battery shell, the upper end of the adjusting lead screw is threadedly connected with adjusting pipe, the top of the adjusting pipe is connected with the bottom of the first clamping block.

[0008] Preferably, the connecting mechanism comprises two groups of connecting rods fixedly installed at one end of the bottom of the shell cover, one end of the connecting rod is provided with a connecting column, one end of the connecting rod penetrates one end of the connecting column and extends to the inside of the connecting column to be connected with a limiting plate, an elastic spring is arranged between one side of the limiting plate and the inner wall of one end of the connecting column, and one end of the connecting column is connected with one side of the second clamping block.

[0009] Preferably, the power battery body and the inside of the battery shell are provided with a mounting assembly for mounting the power battery body.

[0010] The mounting assembly comprises four groups of mounting lead screws fixedly installed at the inner wall of one end of the battery shell, one end of the four groups of mounting lead screws is fixedly connected with a first mounting plate in the inside of the battery shell, a second mounting plate is arranged at the corresponding position of one side of the first mounting plate, and the four corners of the second mounting plate are in sliding connection with the surfaces of the four groups of mounting lead screws.

[0011] Preferably, four groups of mounting nuts are arranged at the corresponding position of one side of the second mounting plate and the surfaces of the four groups of mounting lead screws, and the inner wall of the mounting nut is in threaded connection with the surface of the mounting lead screw.

[0012] Preferably, one end of the shell cover is connected with one end of the battery shell through a hinge, and a locking assembly for locking the shell cover is arranged between the other end of the shell cover and the other end of the battery shell.

[0013] Preferably, the locking assembly comprises two groups of threaded pipes fixedly installed at one end of the inside of the battery shell and two groups of locking rods arranged at one side of the shell cover, one end of the locking rod penetrates the top of the shell cover and extends to the lower part of the shell cover to be in threaded connection with the inner cavity of the threaded pipe.

[0014] Preferably, the locking assembly further comprises two groups of mounting holes penetratingly arranged at one end of the top of the shell cover, the inside of the mounting hole is arranged in matching with the bottom end of the locking rod, and the bottom end of the locking rod is inserted into the inner cavity of the mounting hole.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a first clamping block, second clamping block, adjusting mechanism and connecting mechanism's cooperation can utilize the opposite clamping of first clamping block and second clamping block, and the sandwich structure is formed to the upper and lower clamping block, and through the combination of mechanical pressure and elastic pressure, the wiring harness is fixed in the preset passageway between battery shell and shell cover, avoids the transverse swing or axial slippage of wiring harness in the vehicle jolt, simultaneously, still can utilize the opening and closing of shell cover to realize the release and clamping of wiring harness, and the wiring harness is detected or replaced, and the operation is simple, convenient and fast.

[0017] Other features and advantages of the present utility model will be set forth in the following description of the utility model, and, in part, will become apparent to those skilled in the art from the description, or recognized by practicing the utility model as hereinafter described. The objects and other advantages of the present utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structural schematic diagram of the utility model;

[0019] Figure 2 It is the structural schematic diagram of the utility model power battery body;

[0020] Figure 3 It is the structural schematic diagram of the utility model adjusting pipe;

[0021] Figure 4 It is the structural schematic diagram of the utility model connecting column.

[0022] In the drawing: 1, battery shell;2, shell cover;3, power battery body;4, first clamping block;5, second clamping block;6, adjusting screw;7, adjusting pipe;8, connecting rod;9, connecting column;10, limit plate;11, extension spring;12, mounting screw;13, first mounting plate;14, second mounting plate;15, mounting nut;16, threaded pipe;17, locking rod;18, mounting hole. DETAILED DESCRIPTION

[0023] The technical scheme in the utility model embodiments will be described clearly and completely below in conjunction with the accompanying drawings in the utility model embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figures 1-4The utility model provides a kind of technical scheme: a power battery pack with line anti-falling function, including battery shell 1, the top of battery shell 1 is provided with shell cover 2, the inside of battery shell 1 is provided with power battery body 3, the one end of power battery body 3 corresponds and is located between the inner wall of battery shell 1 and the bottom of shell cover 2 and is provided with the fixed assembly for fixing the wiring harness of power battery body 3.

[0025] As preferred, the fixed assembly comprises: first clamping block 4, second clamping block 5, adjusting mechanism and connecting mechanism, two groups of first clamping block 4 are arranged at one end inside battery shell 1, two groups of second clamping block 5 are arranged at one end of the bottom of shell cover 2, first clamping block 4 and second clamping block 5 are correspondingly arranged, adjusting mechanism is arranged between the bottom of first clamping block 4 and the inner wall of battery shell 1 for adjusting the height of first clamping block 4, connecting mechanism is arranged between the top of second clamping block 5 and the bottom of shell cover 2 for connecting second clamping block 5.

[0026] Specifically, by the cooperation of first clamping block 4, second clamping block 5, adjusting mechanism and connecting mechanism, the contact surface of first clamping block 4 and second clamping block 5 is increased with silica gel or TPU gasket, the friction force is improved and the cable skin is protected, the vertical height of first clamping block 4 is adjusted by adjusting mechanism first, which can adapt to different wiring harness diameters or module installation position differences, avoid stress concentration caused by wiring harness suspension or excessive bending, realize the bottom support and preliminary positioning of wiring harness, especially suitable for high-voltage wiring harness and other lines with high rigidity, then the wiring harness is elastically compressed and vibration buffered by connecting mechanism and second clamping block 5, when shell cover 2 is closed, second clamping block 5 can compress the top of wiring harness by the force of connecting mechanism, avoid displacement of wiring harness caused by dynamic compensation vibration or thermal expansion and cold contraction, prevent loosening caused by long-term vibration, so that first clamping block 4 and second clamping block 5 can be used for opposite clamping, the upper and lower clamping blocks form a sandwich structure, the wiring harness is fixed in the preset channel between battery shell 1 and shell cover 2 by the combination of mechanical pressure and elastic pressure, avoid horizontal swing or axial slip of wiring harness in vehicle bumping, and the shell cover 2 can also be used for loosening and clamping of wiring harness, which is convenient for detection or replacement of wiring harness, simple operation, convenient and fast.

[0027] As preferred, the adjusting mechanism comprises: adjusting screw rod 6 and adjusting pipe 7, two groups of adjusting screw rod 6 are fixedly installed at one end of the inner wall of battery shell 1, the upper end of adjusting screw rod 6 is threadedly connected with adjusting pipe 7, the top of adjusting pipe 7 is connected with the bottom of first clamping block 4, a lock nut or spring washer is additionally arranged at the top of adjusting pipe 7, the height of first clamping block 4 is adjusted by adjusting screw rod 6 and adjusting pipe 7, which is suitable for different wire diameters.

[0028] As preferred, the connecting mechanism comprises connecting rods 8, connecting posts 9, limit plates 10 and extension springs 11, two groups of connecting rods 8 are fixedly installed at one end of the bottom of the shell cover 2, one end of the connecting rod 8 is provided with a connecting post 9, one end of the connecting rod 8 penetrates one end of the connecting post 9 and extends to the inside of the connecting post 9 to connect the limit plate 10, the extension spring 11 is arranged between one side of the limit plate 10 and the inner wall of one end of the connecting post 9, one end of the connecting post 9 is connected with one side of the second clamping block 5, the extension spring 11 is made of fatigue-resistant spring steel, and the elastic deformation of the extension spring 11 can absorb the assembly tolerance of the shell cover 2 and the battery shell 1, so as to avoid hard extrusion to cause cable damage.

[0029] As preferred, the power battery body 3 and the inside of the battery shell 1 are provided with a mounting assembly for mounting the power battery body 3; the mounting assembly comprises mounting lead screws 12, first mounting plates 13, second mounting plates 14 and mounting nuts 15, four groups of mounting lead screws 12 are fixedly installed on the inner wall of one end of the battery shell 1, one end of the four groups of mounting lead screws 12 and located inside the battery shell 1 are fixedly connected with the first mounting plate 13, the second mounting plate 14 is arranged at the corresponding position of one side of the first mounting plate 13, the four corners of the second mounting plate 14 are slidingly connected with the surfaces of the four groups of mounting lead screws 12, four groups of mounting nuts 15 are arranged at the corresponding position of one side of the second mounting plate 14 and located on the surface of the four groups of mounting lead screws 12, the inner wall of the mounting nut 15 is threadedly connected with the surface of the mounting lead screw 12, and the second mounting plate 14 slides on the mounting lead screw 12 through the mounting nut 15, so as to realize quick disassembly and assembly of the power battery body 3.

[0030] As preferred, one end of the shell cover 2 and one end of the battery shell 1 are connected by a hinge, and the other end of the shell cover 2 and the other end of the battery shell 1 are provided with a locking assembly for locking the shell cover 2; the locking assembly comprises threaded tubes 16, locking rods 17 and mounting holes 18, two groups of threaded tubes 16 are fixedly installed at one end inside the battery shell 1, two groups of locking rods 17 are arranged on one side of the shell cover 2, one end of the locking rod 17 penetrates the top of the shell cover 2 and extends below the shell cover 2 to be threadedly connected with the inner cavity of the threaded tube 16, two groups of mounting holes 18 are arranged at one end of the top of the shell cover 2, the inside of the mounting hole 18 is arranged in a manner suitable for the bottom end of the locking rod 17, and the bottom end of the locking rod 17 is inserted into the inner cavity of the mounting hole 18, the threaded tube 16, the locking rod 17 and the mounting hole 18 are used in cooperation, the shell cover 2 can be opened and closed by rotating the locking rod 17, without the need for tools for disassembly, so as to facilitate the maintenance of the wiring harness or the replacement of the power battery body 3.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A power battery pack with a line anti-falling function, characterized in that: The utility model provides a kind of power battery fixing device, including battery shell (1), the top of the battery shell (1) is provided with shell cover (2), the inside of the battery shell (1) is provided with power battery body (3), one end of the power battery body (3) corresponds and is located between the inner wall of the battery shell (1) and the bottom of shell cover (2) is provided with the fixed component for fixing the wire harness of power battery body (3); The fixed component includes two groups of first clamping blocks (4) at one end inside the battery shell (1) and two groups of second clamping blocks (5) at one end of the bottom of the shell cover (2), the first clamping block (4) is correspondingly arranged with the second clamping block (5), the bottom of the first clamping block (4) and the inner wall of the battery shell (1) are provided with an adjusting mechanism for adjusting the height of the first clamping block (4), and the top of the second clamping block (5) and the bottom of the shell cover (2) are provided with a connecting mechanism for connecting the second clamping block (5).

2. The power battery pack with line anti-falling function according to claim 1, characterized in that: The adjusting mechanism includes two groups of adjusting lead screws (6) fixedly installed at one end of the inner wall of the battery shell (1), the upper end of the adjusting lead screw (6) is threadedly connected with an adjusting tube (7), and the top of the adjusting tube (7) is connected with the bottom of the first clamping block (4).

3. The power battery pack with line anti-falling function according to claim 1, characterized in that: The connecting mechanism includes two groups of connecting rods (8) fixedly installed at one end of the bottom of the shell cover (2), one end of the connecting rod (8) is provided with a connecting column (9), one end of the connecting rod (8) penetrates one end of the connecting column (9) and extends to the inside of the connecting column (9) to be connected with a limiting plate (10), one side of the limiting plate (10) and the inner wall of one end of the connecting column (9) are provided with a telescopic spring (11), and one end of the connecting column (9) is connected with one side of the second clamping block (5).

4. The power battery pack with line anti-falling function according to claim 1, characterized in that: The inside of the power battery body (3) and the battery shell (1) are provided with a mounting assembly for mounting the power battery body (3); The mounting assembly includes four groups of mounting lead screws (12) fixedly installed at one end of the inner wall of the battery shell (1), one end of the four groups of mounting lead screws (12) and located inside the battery shell (1) is fixedly connected with a first mounting plate (13), one side of the first mounting plate (13) is correspondingly provided with a second mounting plate (14), and the four corners of the second mounting plate (14) are slidingly connected with the surfaces of the four groups of mounting lead screws (12).

5. The power battery pack with line anti-falling function according to claim 4, characterized in that: One side of the second mounting plate (14) is correspondingly provided with four groups of mounting nuts (15) at the surfaces of the four groups of mounting lead screws (12), and the inner wall of the mounting nut (15) is threadedly connected with the surface of the mounting lead screw (12).

6. The power battery pack with line anti-falling function according to claim 1, characterized in that: One end of the shell cover (2) and one end of the battery shell (1) are connected through a hinge, and the other end of the shell cover (2) and the other end of the battery shell (1) are provided with a locking assembly for locking the shell cover (2).

7. The power battery pack with line anti-falling function according to claim 6, characterized in that: The locking assembly comprises two sets of threaded pipes (16) fixedly installed at one end inside the battery shell (1) and two sets of locking rods (17) arranged at one side of the shell cover (2), one end of the locking rod (17) penetrating through the top of the shell cover (2) and extending below the shell cover (2) to be threadedly connected with the inner cavity of the threaded pipe (16).

8. The power battery pack with line anti-falling function according to claim 7, characterized in that: The locking assembly further comprises two sets of mounting holes (18) penetrating through one end of the top of the shell cover (2), the inside of the mounting hole (18) being in a matching arrangement with the bottom end of the locking rod (17), and the bottom end of the locking rod (17) being inserted into the inner cavity of the mounting hole (18).

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