Metal box body convenient for placing lithium battery

Abstract

The utility model belongs to the technical field of lithium battery metal box bodies, and particularly relates to a metal box body convenient for placing a lithium battery, which comprises a metal box body, the top of the metal box body is connected with a box body top cover, the outer wall of the metal box body is provided with heat dissipation holes, and the surface of the metal box body is provided with a wiring hole. The two-way threaded rod is rotated through the knob, so that the two threaded connection blocks in threaded connection on the outer wall of the two-way threaded rod can move oppositely along the sliding rails under the action of the sliding blocks, and the two threaded connection blocks move oppositely along with the opposite movement of the two threaded connection blocks; and a connecting rod at one end of the first rotating seat can push a limiting plate to extend towards the central position of the metal box body under the action of rotation, so that the placed lithium battery can be limited and fixed by adjusting the limiting plate on the inner side of the metal box body, and the convenience and practicability of the metal box body are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to lithium battery metal box technical field, concretely relates to a metal box for placing lithium battery easily. BACKGROUND

[0002] Lithium battery metal box is the important component of battery package, bears the important duty of protecting battery, improves battery assembly reliability and safety, and metal is the material commonly used in lithium battery metal box, mainly including aluminum alloy, stainless steel etc. These materials have high strength, good thermal conductivity, impact resistance and corrosion resistance, can satisfy the use demand of battery package under complex environment.

[0003] At present, the existing metal box for containing lithium battery is directly set in the inside of the metal box in the process of using, but in order to facilitate the lithium battery to be put in, the inside space of the box needs to be greater than the size of the lithium battery, so after the lithium battery is put in, other ways need to be used to limit and fix the lithium battery (such as bolt fixing) to avoid the battery loosening, thereby reducing the convenience of the battery placement, and also reducing the practicability of the metal box. UTILITY MODEL CONTENTS

[0004] The utility model discloses a metal box for placing lithium battery easily, which aims to solve the problem that the existing metal box for containing lithium battery is directly set in the inside of the metal box in the process of using, but in order to facilitate the lithium battery to be put in, the inside space of the box needs to be greater than the size of the lithium battery, so after the lithium battery is put in, other ways need to be used to limit and fix the lithium battery (such as bolt fixing) to avoid the battery loosening, thereby reducing the convenience of the battery placement, and also reducing the practicability of the metal box.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a metal box for placing lithium battery easily, comprising a metal box, a box top cover connected to the top of the metal box, a heat dissipation hole formed in the outer wall of the metal box, and a wiring hole formed in the surface of the metal box.

[0006] Two bidirectional threaded rods are inserted through the top of the metal box, one end of each bidirectional threaded rod is connected to a knob, the outer wall of each bidirectional threaded rod is connected to a threaded connecting block, one end of each threaded connecting block is connected to a first rotating seat, one end of the first rotating seat is rotatably connected to a connecting rod, one end of the connecting rod is rotatably connected to a second rotating seat, and one end of the second rotating seat is connected to a limiting plate.

[0007] As a preferred metal box for placing lithium battery easily of the utility model, one end of each bidirectional threaded rod is rotatably connected to the metal box through a bearing.

[0008] The two bidirectional threaded rods are symmetrically distributed.

[0009] The two threaded connecting blocks are connected with the slide blocks on the outer wall of the metal box body.

[0010] The two threaded connecting blocks are connected with the slide blocks on the outer wall of the metal box body.

[0011] The surface of the limiting plate is provided with a silica gel pad.

[0012] The surface of the silica gel pad is provided with an insulating layer.

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

[0014] The two threaded connecting blocks connected with the outer wall of the bidirectional threaded rod can move towards each other along the slide rails under the action of the slide blocks, and the connecting rod at one end of the first rotating seat pushes the limiting plate to extend to the center position of the metal box body under the action of rotation, so that the limiting plate inside the metal box body can be adjusted to limit and fix the placed lithium battery, and the convenience and practicality of the metal box body are improved.

[0015] The silica gel pad can play a buffering role when limiting and fixing the lithium battery by the two limiting plates, and the insulating layer can play an insulating role on the contact surface of the lithium battery, so that the safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0017] Figure 1 It is the front view structure schematic diagram of the utility model;

[0018] Figure 2 It is the front view structure schematic diagram of the utility model;

[0019] Figure 3 It is the rear view structure schematic diagram of the utility model;

[0020] Figure 4The utility model discloses a A amplification structure schematic diagram.

[0021] In the figure: 1, metal box body, 2, box body top cover, 3, heat dissipation hole, 4, wiring hole, 5, two -way threaded rod, 6, knob, 7, threaded connecting block, 8, first rotating seat, 9, connecting rod, 10, second rotating seat, 11, limit board, 12, slide rail, 13, sliding block, 14, silica gel pad, 15, insulating layer. Specific implementation

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. 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 belong to the protection scope of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides the following technical scheme: a metal box body convenient for lithium battery placement, including metal box body 1, the top of metal box body 1 is connected with box body top cover 2, the outer wall of metal box body 1 is seted with heat dissipation hole 3, the surface of metal box body 1 is seted with wiring hole 4;

[0024] Two two -way threaded rods 5 are inserted into the top of metal box body 1, one end of two two -way threaded rods 5 is connected with knob 6, the outer wall of two two -way threaded rods 5 is connected with two threaded connecting blocks 7 respectively, one end of two threaded connecting blocks 7 is connected with first rotating seat 8, one end of first rotating seat 8 is rotatably connected with connecting rod 9, one end of connecting rod 9 is rotatably connected with second rotating seat 10, one end of second rotating seat 10 is connected with limit board 11;

[0025] It should be noted that the metal box body 1 and the box body top cover 2 are connected and fixed by the bolt fixing mode, and the wiring hole 4 is used for lithium battery connecting line perforation.

[0026] It should be noted that the metal box body 1 and the box body top cover 2 are connected and fixed by the bolt fixing mode, and the wiring hole 4 is used for lithium battery connecting line perforation.

[0027] In specific use, the two threaded connection blocks 7 on the outer wall of the bidirectional threaded rod 5 are moved towards each other along the slide rail 12 under the action of the sliding block 13 by rotating the knob 6, and with the two threaded connection blocks 7 moving towards each other, the connecting rod 9 at one end of the first rotating seat 8 pushes the limiting plate 11 to extend to the center position of the metal box body 1 under the action of rotation, so that the lithium battery placed in the metal box body 1 can be fixed by adjusting the limiting plate 11 on the inner side of the metal box body 1.

[0028] It should be noted that clockwise rotation of the bidirectional threaded rod 5 can make the two threaded connection blocks 7 move towards each other, so that the limiting plate 11 can extend to the center of the metal box body 1, and vice versa, counterclockwise rotation of the bidirectional threaded rod 5 can make the two threaded connection blocks 7 move away from each other, so that the limiting plate 11 will rotate and shrink with the connecting rod 9.

[0029] Preferably, the surface of the limiting plate 11 is provided with a silica gel pad 14, and the surface of the silica gel pad 14 is provided with an insulating layer 15.

[0030] It should be noted that the silica gel pad 14 is a silica gel cushion, which has excellent elasticity, and the silica gel material can maintain stable performance within a wide temperature range without losing elasticity or deforming due to temperature changes.

[0031] In specific use, the silica gel pad 14 can play a buffering role when the two limiting plates 11 limit and fix the lithium battery, and the insulating layer 15 can play an insulating role on the contact surface of the lithium battery, thereby improving safety; the insulating layer 15 is made of polyethylene terephthalate insulating material, which has excellent chemical corrosion resistance and weather resistance.

[0032] Working principle: first, disassemble the box body top cover 2 and put the lithium battery into the metal box body 1, at this time the lithium battery is located between the two limiting plates 11, then rotate the bidirectional threaded rod 5 by the knob 6, so that the two threaded connection blocks 7 on the outer wall of the bidirectional threaded rod 5 can move towards each other along the slide rail 12 under the action of the sliding block 13, and with the two threaded connection blocks 7 moving towards each other, the connecting rod 9 at one end of the first rotating seat 8 pushes the limiting plate 11 to extend to the center position of the metal box body 1 under the action of rotation, so that the lithium battery placed in the metal box body 1 can be fixed by adjusting the limiting plate 11 on the inner side of the metal box body 1, and the silica gel pad 14 can play a buffering role when the two limiting plates 11 limit and fix the lithium battery, and the insulating layer 15 can play an insulating role on the contact surface of the lithium battery, thereby improving safety, finally the box body top cover 2 is fixed on the top of the metal box body 1 by using bolts.

[0033] Finally, it should be noted that: the above is only the preferred embodiment of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A metal case for facilitating the placement of a lithium battery, comprising a metal case (1), characterized in that: The top of the metal box (1) is connected with a box top cover (2), the outer wall of the metal box (1) is provided with a heat dissipation hole (3), and the surface of the metal box (1) is provided with a wiring hole (4); Two two-way threaded rods (5) are inserted into the top of the metal box (1), one end of the two two-way threaded rods (5) is connected with a knob (6), the outer wall of the two two-way threaded rods (5) is respectively connected with two threaded connecting blocks (7), one end of the two threaded connecting blocks (7) is connected with a first rotating seat (8), one end of the first rotating seat (8) is rotatably connected with a connecting rod (9), one end of the connecting rod (9) is rotatably connected with a second rotating seat (10), one end of the second rotating seat (10) is connected with a limiting plate (11), one end of the two two-way threaded rods (5) is rotatably connected with the metal box (1) through a bearing, the two two-way threaded rods (5) are symmetrically distributed, the inner wall of the metal box (1) is symmetrically provided with two sliding rails (12), and the outer wall of the two threaded connecting blocks (7) is connected with a sliding block (13).

2. The metal case for easily placing a lithium battery according to claim 1, wherein: The two threaded connecting blocks (7) can be slidably connected with the metal box (1) through the sliding rail (12) and the sliding block (13).

3. The metal case for easily placing a lithium battery according to claim 1, wherein: The surface of the limiting plate (11) is provided with a silica gel pad (14).

4. The metal case for easily placing a lithium battery according to claim 3, wherein: The surface of the silica gel pad (14) is provided with an insulating layer (15).

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