CN219553795U

CN219553795U - Lithium battery shell assembly

Info

Publication number: CN219553795U
Application number: CN202320773741.8U
Authority: CN
Inventors: 冯涛
Original assignee: Dongguan Fengsong Electronics Co ltd
Current assignee: Dongguan Fengsong Electronics Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-08-18
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to the technical field of lithium battery shells and discloses a lithium battery shell component, which comprises a shell and a cover, wherein four grooves which are far away from each other are formed in the symmetrical inner wall of the shell, guide rods are fixedly arranged in the grooves of the shell, movable blocks are movably arranged on the surfaces of the guide rods, the four movable blocks are connected through fixedly arranged fixing plates, two symmetrical rectangular grooves are formed in the upper end of the shell, the two rectangular grooves of the shell respectively penetrate through the grooves on the upper side of the inner side of the shell, screws are movably arranged at the upper ends of the movable blocks on the upper side of the inner side of the shell, and the screws movably penetrate through the rectangular grooves of the shell.

Description

Lithium battery shell assembly

Technical Field

The utility model relates to the technical field of lithium battery shells, in particular to a lithium battery shell component.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses nonaqueous electrolyte solution, a plurality of lithium batteries are assembled together in a series-parallel connection mode and are arranged in an outer shell, the existing lithium battery is arranged in the outer shell after being limited and fixed by an inner fixing frame, the mode is complex to install and inconvenient to detach, meanwhile, lithium battery packs with different specifications and sizes are difficult to adapt to, and therefore, the lithium battery shell assembly is provided for researching and improving the existing structure and the existing defect so as to achieve the purpose of more practical value.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a lithium battery case assembly to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a lithium battery shell subassembly, includes casing, lid, four recesses that keep away from each other have been seted up to the symmetry inner wall of casing, all fixed mounting has the guide bar in the casing recess, guide bar surface all movable mounting has the movable block, four connect through fixed mounting's fixed plate between the movable block, two symmetrical rectangular grooves have been seted up to the casing upper end, two the casing rectangular groove runs through casing inboard top recess respectively, two all upper ends of the inboard top movable block of casing all have the screw through screw movable mounting, the screw activity runs through the casing rectangular groove, screw runs through end outside fixed mounting has the pressure disk.

Further, the cavity has been seted up to the movable block inside, all the activity is provided with the stopper in the movable block cavity, stopper all fixed mounting is in the screw bottom, and when removing the fixed to the movable block on the guide bar, reverse rotation screw, screw can leave the movable block from the screwed connection department of movable block for rotatory screw, remove the fixed back to the movable block, the screw can also continue to keep with the connection of movable block through the setting at cavity and stopper in the movable block.

Further, the bottom fixed mounting of pressure disk has the rubber pad, when the staff makes pressure disk and casing surface closely laminate fixedly through rotatory screw, through the setting of rubber pad, prevents that the pressure disk from leaving the seal on the casing surface.

Further, the top of screw sets up to sheep horn form, through the screw that sheep horn form set up, can make things convenient for the staff to the rotation of screw.

Further, the inner wall of the shell and the surface of the fixing plate are both provided with buffer pads, and when a lithium battery is placed in the device, the buffer pads are used for buffering the contact between the device and the lithium battery, so that the lithium battery in the device is prevented from being damaged and fired after being subjected to hard impact in the moving process.

Further, the surface of casing is provided with a plurality of ventilation holes of quantity, and the lithium cell can produce the heat in the use, exchanges heat and outside in the device through the setting of ventilation hole to reduce lithium cell heat.

The utility model has the technical effects and advantages that:

1. according to the utility model, the guide rod, the movable block, the fixed plate, the screw and the pressure plate are arranged, and when the device is used, the movable block slides on the guide rod, so that after the fixed plate is moved to a proper position, the fixing of lithium batteries with different specifications in the device is realized, and the practicability of the device is greatly improved.

2. According to the utility model, the limiting block is arranged, when the fixation of the movable block on the guide rod is released, the screw is reversely rotated, the screw can leave the movable block from the threaded connection position of the movable block, and the screw can be rotated by arranging the hollow cavity in the movable block and the limiting block, so that the screw can be continuously connected with the movable block after the fixation of the movable block is released, and the practicability of the device is greatly improved.

Drawings

Fig. 1 is a schematic perspective view of a fixing structure of the present utility model.

Fig. 2 is a schematic perspective view of the structure of the present utility model.

Fig. 3 is a schematic perspective view of the internal structure of the housing of the present utility model.

Fig. 4 is a schematic perspective view of a sectional structure of a movable block according to the present utility model.

The reference numerals are: 100. a housing; 101. a cover; 110. a guide rod; 111. a movable block; 112. a fixing plate; 113. a screw; 114. a pressure plate; 115. a rubber pad; 116. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Embodiment one: referring to fig. 1-4, the lithium battery case assembly provided by the utility model comprises a case 100 and a cover 101, wherein four grooves which are far away from each other are formed in the symmetrical inner wall of the case 100, guide rods 110 are fixedly arranged in the grooves of the case 100, movable blocks 111 are movably arranged on the surfaces of the guide rods 110, the four movable blocks 111 are connected through a fixedly arranged fixing plate 112, two symmetrical rectangular grooves are formed in the upper end of the case 100, the two rectangular grooves of the case 100 respectively penetrate through the grooves on the inner side upper part of the case 100, screws 113 are movably arranged at the upper ends of the movable blocks 111 on the inner side upper part of the case 100 through threads, the screws 113 movably penetrate through the rectangular grooves of the case 100, and a pressure plate 114 is fixedly arranged on the outer side of the penetrating end of the screws 113.

Working principle: when the lithium battery is used, after the lithium battery is placed in the shell 100, the movable block 111 slides on the guide rod 110, the fixed plate 112 is attached to one side of the lithium battery, the screw 113 is rotated, the screw 113 moves towards the inside of the movable block 111 through threads, after the pressure plate 114 on the outer side of the screw 113 is attached to the surface of the shell 100, the movable block 111 is attached to the surface of the guide rod 110, and the sliding position of the movable block 111 on the guide rod 110 is fixed, so that the position of the lithium battery in the device is fixed.

Embodiment two:

the second embodiment differs from the first embodiment in that: the cavity has been seted up to movable block 111 inside, all move about in the movable block 111 cavity is provided with stopper 116, stopper 116 is all fixed mounting in screw 113 bottom, the bottom fixed mounting of pressure disk 114 has rubber pad 115, the top of screw 113 sets up to the sheep horn form, casing 100 inner wall and fixed plate 112 surface all are provided with the blotter, the surface of casing 100 is provided with a plurality of ventilation holes, when using, when pressure disk 114 passes through the direction rotation, when removing the fixed of movable block 111 on guide bar 110, through the setting of stopper 116, prevent screw 113 in rotatory rising, break away from movable block 111 completely, the screw 113 top through the screw 113 that the sheep horn set up, make things convenient for the staff to the rotation of screw 113, through rubber pad 115, make pressure disk 114 can not produce the damage to casing 100 surface when supporting the casing 100 surface, through the setting of blotter, provide the buffering for the lithium cell in the device, simultaneously provide the heat dissipation for the lithium cell in the device through the ventilation hole on casing 100 surface.

Finally: the foregoing is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the utility model, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims

1. The utility model provides a lithium cell shell subassembly, includes casing (100), lid (101), four recesses that keep away from each other are seted up to the symmetry inner wall of casing (100), its characterized in that: guide rods (110) are fixedly installed in grooves of the shell (100), movable blocks (111) are movably installed on the surfaces of the guide rods (110), four guide rods are connected with each other through fixed plates (112) fixedly installed between the movable blocks (111), two symmetrical rectangular grooves are formed in the upper end of the shell (100), the two rectangular grooves of the shell (100) penetrate through grooves in the upper portion of the inner side of the shell (100) respectively, screws (113) are movably installed at the upper ends of the movable blocks (111) in the upper portion of the inner side of the shell (100) respectively through threads, the screws (113) movably penetrate through the rectangular grooves of the shell (100), and pressure plates (114) are fixedly installed on the outer side of penetrating ends of the screws (113).

2. A lithium battery case assembly according to claim 1, wherein: the movable block (111) is internally provided with a cavity, limiting blocks (116) are movably arranged in the cavity of the movable block (111), and the limiting blocks (116) are fixedly arranged at the bottom ends of the screws (113).

3. A lithium battery case assembly according to claim 1, wherein: and a rubber pad (115) is fixedly arranged at the bottom end of the pressure plate (114).

4. A lithium battery case assembly according to claim 1, wherein: the top end of the screw (113) is arranged in a sheep horn shape.

5. A lithium battery case assembly according to claim 1, wherein: the inner wall of the shell (100) and the surface of the fixing plate (112) are both provided with buffer cushions.

6. A lithium battery case assembly according to claim 1, wherein: the surface of the housing (100) is provided with a number of ventilation holes.