Lithium battery module

Abstract

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery module which comprises a lithium battery module body, and a splicing mechanism is arranged on the outer wall of the lithium battery module body. The splicing mechanism comprises a connecting plate fixedly connected to the outer wall of the lithium battery module body, a connecting pin is fixedly connected to the outer wall of the connecting plate, an extrusion block is fixedly connected to the position, away from the connecting plate, of the outer wall of the connecting pin, and a fixing sleeve is fixedly connected to the position, away from the connecting pin, of the interior of the connecting plate; and positioning pins are slidably connected to the upper portion and the lower portion of the center of the interior of the fixing sleeve correspondingly, and compression springs are fixedly connected to the portions, in the connecting plates, of the outer walls of the positioning pins. The problems that a plurality of existing lithium battery modules can be assembled together for use, the assembly operation is relatively complex, and the assembly efficiency is relatively low are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery technical field, concretely is a lithium battery module. BACKGROUND

[0002] Lithium battery module is by a plurality of groups of battery cell generally stacked composition, but the existing lithium battery module still has the deficiency, specifically: the existing lithium battery module will be assembled together and use, and the assembly operation is more complex, and the assembly efficiency is lower.

[0003] Therefore, the lithium battery module needs to solve the problems in the above background. UTILITY MODEL CONTENT

[0004] The utility model discloses a lithium battery module to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A lithium battery module, including lithium battery module body, the outer wall of lithium battery module body is provided with splicing mechanism,

[0007] The splicing mechanism includes the connecting plate fixedly connected on the outer wall of lithium battery module body, the outer wall of the connecting plate is fixedly connected with the connecting pin, the outer wall of the connecting pin and at the position away from the connecting plate is fixedly connected with the extrusion block, the inside of the connecting plate and at the position away from the connecting pin is fixedly connected with the fixed sleeve, the upper and lower of the inside center of the fixed sleeve is slidably connected with the positioning pin, the outer wall of the positioning pin and in the connecting plate is fixedly connected with the compression spring, the top and bottom of the connecting pin is provided with the positioning slot, the inside of the fixed sleeve and at the position close to the positioning pin is slidably connected with the sealing plug.

[0008] As the preferred scheme of the utility model, the splicing mechanism is provided with multiple groups.

[0009] As the preferred scheme of the utility model, the connecting plate, the connecting pin and the positioning pin are all made of aluminum alloy, the connecting plate is designed as annular structure, and the connecting mode of the compression spring and the connecting plate is fixed connection.

[0010] As the preferred scheme of the utility model, the extrusion block and the fixed sleeve are all made of ABS plastic, the shape of the positioning slot is matched with the shape of the positioning pin, and the connecting mode of the positioning pin and the connecting plate is sliding connection.

[0011] As the preferred scheme of the utility model, the sealing plug is made of silica gel, the shape of the fixed sleeve is matched with the connecting pin, and the extrusion block is designed as spherical structure.

[0012] As the preferred scheme of the utility model, the positioning pin penetrates the fixed sleeve and extends into the connecting plate, and the positioning pin is designed in a trapezoidal structure.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、the utility model discloses a lithium battery module, the splicing mechanism in the device is used to assemble lithium battery module body, the connecting pin of the first group lithium battery module body outer wall is aligned with the fixed sleeve on the connecting plate of the second group lithium battery module body outer wall, the first group lithium battery module body is pushed, and the connecting pin of the first group lithium battery module body outer wall is inserted into the fixed sleeve on the connecting plate of the second group lithium battery module body outer wall, the connecting pin inserted into the fixed sleeve on the connecting plate of the second group lithium battery module body outer wall pushes away the positioning pin in the fixed sleeve, the positioning pin moves outward, and the positioning pin no longer blocks the fixed sleeve, the connecting pin of the first group lithium battery module body outer wall continues to move inward, when the positioning groove on the connecting pin of the first group lithium battery module body outer wall is aligned with the positioning pin, the positioning pin is pushed inward by the compression spring and moves inward, and the positioning pin moves inward and is inserted into the positioning groove, and the positioning pin is clamped to the connecting pin, so that the second group lithium battery module body is assembled on the first group lithium battery module body, the splicing assembly operation is relatively convenient, the existing lithium battery module is assembled together for use, the assembly operation is relatively complex, and the assembly efficiency is low. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is a connecting plate front view of the utility model;

[0017] Figure 3 It is the utility model Figure 2 A enlarged view in the utility model.

[0018] In the drawing: 1, lithium battery module body;2, splicing mechanism;201, connecting plate;202, connecting pin;203, extrusion block;204, fixed sleeve;205, positioning pin;206, compression spring;207, positioning groove;208, sealing plug. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described below, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings, and several embodiments of the utility model are given, but the utility model can be realized in many different forms and is not limited to the embodiments described herein, on the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be an intervening element, and when an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be an intervening element, the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs, the terminology used in the specification of the utility model herein is only for the purpose of describing specific embodiments and is not intended to limit the utility model, the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0023] Embodiment, please refer to Figures 1-3 The utility model provides a technical scheme:

[0024] A lithium battery module, comprising a lithium battery module body 1, the outer wall of the lithium battery module body 1 is provided with splicing mechanism 2;

[0025] Wherein splicing mechanism 2 is provided with multiple groups;

[0026] In this embodiment, reference Figure 2 And Figure 3 Splicing mechanism 2 includes the connecting plate 201 fixedly connected at the outer wall of lithium battery module body 1, the outer wall of connecting plate 201 is fixedly connected with connecting pin 202, the outer wall of connecting pin 202 and at the position away from connecting plate 201 is fixedly connected with extrusion block 203, the inside of connecting plate 201 and at the position away from connecting pin 202 is fixedly connected with fixed sleeve 204, the top and bottom of the inside center of fixed sleeve 204 are slidably connected with positioning pin 205, the outer wall of positioning pin 205 and in connecting plate 201 is fixedly connected with compression spring 206, the top and bottom of connecting pin 202 are provided with positioning slot 207, the inside of fixed sleeve 204 and at the position close to positioning pin 205 is slidably connected with sealing plug 208;

[0027] The connecting plate 201, the connecting pin 202 and the positioning pin 205 are all made of aluminum alloy, the connecting plate 201 is designed in a ring shape, the connecting mode of the compression spring 206 and the connecting plate 201 is fixed connection, the extrusion block 203 and the fixed sleeve 204 are all made of ABS plastic, the shape of the positioning groove 207 is matched with the shape of the positioning pin 205, the connecting mode of the positioning pin 205 and the connecting plate 201 is sliding connection, the sealing plug 208 is made of silica gel, the shape of the fixed sleeve 204 is matched with the connecting pin 202, the extrusion block 203 is designed in a spherical shape, the positioning pin 205 penetrates through the fixed sleeve 204 and extends into the connecting plate 201, the positioning pin 205 is designed in a trapezoidal shape, the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 is aligned with the fixed sleeve 204 on the connecting plate 201 on the outer wall of the second group of lithium battery module bodies 1, the first group of lithium battery module bodies 1 is pushed, the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 is inserted into the fixed sleeve 204 on the connecting plate 201 on the outer wall of the second group of lithium battery module bodies 1, the connecting pin 202 moving inward pushes away the positioning pin 205 in the fixed sleeve 204 through the extrusion block 203, the positioning pin 205 moves outward, the positioning pin 205 no longer blocks the fixed sleeve 204, the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 continues to move inward, when the positioning groove 207 on the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 is aligned with the positioning pin 205, the compression spring 206 pushes the positioning pin 205 to move inward, the positioning pin 205 moving inward is inserted into the positioning groove 207, and the positioning pin 205 inserted into the positioning groove 207 clamps the connecting pin 202, so that the second group of lithium battery module bodies 1 is assembled on the first group of lithium battery module bodies 1.

[0028] The working process of the utility model is as follows: when the lithium battery module designed by the scheme is used, the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 is aligned with the fixed sleeve 204 on the connecting plate 201 on the outer wall of the second group of lithium battery module bodies 1, the first group of lithium battery module bodies 1 is pushed, the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 is inserted into the fixed sleeve 204 on the connecting plate 201 on the outer wall of the second group of lithium battery module bodies 1, the connecting pin 202 moving inward pushes away the positioning pin 205 in the fixed sleeve 204 through the extrusion block 203, the positioning pin 205 moves outward, the positioning pin 205 no longer blocks the fixed sleeve 204, the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 continues to move inward, when the positioning groove 207 on the connecting pin 202 on the outer wall of the first group of lithium battery module bodies 1 is aligned with the positioning pin 205, the compression spring 206 pushes the positioning pin 205 to move inward, the positioning pin 205 moving inward is inserted into the positioning groove 207, and the positioning pin 205 inserted into the positioning groove 207 clamps the connecting pin 202, so that the second group of lithium battery module bodies 1 is assembled on the first group of lithium battery module bodies 1.

[0029] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A lithium battery module comprising a lithium battery module body (1), characterized in that: The outer wall of the lithium battery module body (1) is provided with a splicing mechanism (2); The splicing mechanism (2) comprises a connecting plate (201) fixedly connected to the outer wall of the lithium battery module body (1), an extrusion block (203) fixedly connected to the outer wall of the connecting pin (202) away from the connecting plate (201), a fixed sleeve (204) fixedly connected to the inside of the connecting plate (201) away from the connecting pin (202), a positioning pin (205) slidingly connected to the upper and lower parts of the inside of the fixed sleeve (204), a compression spring (206) fixedly connected to the outer wall of the positioning pin (205) in the connecting plate (201), and a sealing plug (208) slidingly connected to the inside of the fixed sleeve (204) close to the positioning pin (205).

2. The lithium battery module of claim 1, wherein: The splicing mechanism (2) is provided with multiple groups.

3. The lithium battery module of claim 1, wherein: The connecting plate (201), the connecting pin (202) and the positioning pin (205) are all made of aluminum alloy, the connecting plate (201) is designed in a ring structure, and the compression spring (206) is fixedly connected to the connecting plate (201).

4. The lithium battery module of claim 1, wherein: The extrusion block (203) and the fixed sleeve (204) are all made of ABS plastic, the shape of the positioning slot (207) is matched with the shape of the positioning pin (205), and the positioning pin (205) is slidingly connected to the connecting plate (201).

5. The lithium battery module of claim 1, wherein: The sealing plug (208) is made of silica gel, the shape of the fixed sleeve (204) is matched with the connecting pin (202), and the extrusion block (203) is designed in a spherical structure.

6. The lithium battery module of claim 1, wherein: The positioning pin (205) penetrates through the fixed sleeve (204) and extends into the connecting plate (201), and the positioning pin (205) is designed in a trapezoidal structure.

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