CN219729944U

CN219729944U - Battery diaphragm unreeling device

Info

Publication number: CN219729944U
Application number: CN202321199741.8U
Authority: CN
Inventors: 赵仇新
Original assignee: Tianjin Boruku New Technology Co ltd
Current assignee: Tianjin Boruku New Technology Co ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-09-22
Anticipated expiration: 2033-05-18

Abstract

The utility model relates to the technical field of battery diaphragms, and discloses a battery diaphragm unreeling device, which comprises a first supporting plate and a second supporting plate, wherein the inner wall of the second supporting plate is fixedly connected with one end of an extrusion spring, the other end of the extrusion spring is fixedly connected with an extrusion block, the extrusion block is in sliding connection with the inner wall of the second supporting plate, the outer wall of the extrusion block is rotationally connected with a rotating rod, the end part of the rotating rod is fixedly connected with a rotating disc, the outer wall of the rotating disc is sleeved with an unreeling wheel, the inner wall of the first supporting plate is slidingly connected with a sliding block, and the inside of the sliding block is rotationally connected with the rotating rod. This battery diaphragm unreels device passes through the stopper in the adjustment mechanism and the one-way spacing between the fixture block, and when the elasticity of diaphragm reduced during the tectorial membrane, it can't rotate to make the rotary drum drive the bull stick through the joint, and then makes unreeling wheel unreel, prevents that the diaphragm from loosening and leads to the tectorial membrane effect not good.

Description

Battery diaphragm unreeling device

Technical Field

The utility model relates to the technical field of battery diaphragms, in particular to a battery diaphragm unreeling device.

Background

The lithium battery separator is a layer of separator material between the positive electrode and the negative electrode of the battery, is a very critical part in the battery, and has direct effect on the safety and the cost of the battery.

When the battery diaphragm is used, the diaphragm is placed on the unreeling wheel for unreeling, but the existing unreeling wheel cannot control the reeling force in the unreeling process, and the diaphragm cannot be tightly wound due to insufficient tension to affect the use; in view of this, we propose a battery separator unreeling device.

Disclosure of Invention

The utility model aims to provide a battery diaphragm unreeling device, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a battery diaphragm unreeling device, includes first backup pad and second backup pad, the inner wall of second backup pad and the one end fixed connection of extrusion spring, fixedly connected with extrusion piece on the other end of extrusion spring, extrusion piece and the inner wall sliding connection of second backup pad, rotate on the outer wall of extrusion piece and be connected with the bull stick, the tip fixedly connected with carousel of bull stick, cup joint the unreeling wheel on the outer wall of carousel, sliding connection has the slider on the inner wall of first backup pad, the inside and the bull stick rotation of slider are connected, the interior of first backup pad is surveyed and is provided with adjustment mechanism, the winding is equipped with the diaphragm on the unreeling wheel, adjustment mechanism includes:

the rotary drum is rotationally connected with the outer wall of the sliding block;

the clamping block is fixedly arranged on the inner wall of the rotary drum;

and the limiting block is rotationally connected with the rotating rod.

Preferably, the limiting block is fixedly connected with one end of the elastic rod, and the other end of the elastic rod is fixedly connected with the outer wall of the rotating rod.

Preferably, a sleeve is fixedly arranged on the outer wall of the rotary drum, clamping grooves are formed in the sleeve, and the clamping grooves are distributed in a circumferential array on the sleeve.

Preferably, a fixing plate is fixedly installed on the outer wall of the first supporting plate, and a thread cylinder is fixedly installed on the outer wall of the fixing plate.

Preferably, the internal thread of the thread cylinder is connected with a threaded rod, and the end part of the threaded rod is inserted into the clamping groove.

Preferably, the limiting block is mutually clamped with the clamping block.

Compared with the prior art, the utility model provides a battery diaphragm unreeling device, which comprises the following components

The beneficial effects are that:

1. this battery diaphragm unreels device passes through the stopper in the adjustment mechanism and the one-way spacing between the fixture block, and when the elasticity of diaphragm reduced during the tectorial membrane, it can't rotate to make the rotary drum drive the bull stick through the joint, and then makes unreeling wheel unreel, prevents that the diaphragm from loosening and leads to the tectorial membrane effect not good.

2. This battery diaphragm unreeling device can adjust its degree through twisting the threaded rod, makes the tip of threaded rod and the distance between the sleeve accomplish and adjusts, and then can adjust the elasticity of diaphragm when the tectorial membrane, makes the device more have the practicality.

Drawings

FIG. 1 is a schematic diagram of the overall front view of the present utility model;

FIG. 2 is a schematic top view of the whole structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of a portion of the structure of the present utility model;

fig. 5 is an enlarged schematic view of the structure B of fig. 4 according to the present utility model.

In the figure: 1. a first support plate; 2. a second support plate; 3. extruding a spring; 4. extruding a block; 5. a rotating rod; 6. a turntable; 7. unreeling wheel; 8. a slide block; 9. an adjusting mechanism; 91. a rotating drum; 92. a clamping block; 93. a limiting block; 94. an elastic rod; 95. a sleeve; 96. a clamping groove; 97. a fixing plate; 98. a thread cylinder; 99. a threaded rod; 10. a diaphragm.

Detailed Description

As shown in fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a battery diaphragm unreeling device, including first backup pad 1 and second backup pad 2, the inner wall of second backup pad 2 and the one end fixed connection of extrusion spring 3, fixedly connected with extrusion piece 4 on the other end of extrusion spring 3, the inner wall sliding connection of extrusion piece 4 and second backup pad 2, rotate on the outer wall of extrusion piece 4 and be connected with bull stick 5, the tip fixedly connected with carousel 6 of bull stick 5, unreel round wheel 7 has been cup jointed on the outer wall of carousel 6, it carries out anticlockwise rotation and unreels and carries out the tectorial membrane to drive unreeling round wheel 7 that fixedly cup joints on the outer wall of bull stick 5 through carousel 6, sliding connection has slider 8 on the inner wall of first backup pad 1, the inside and the bull stick 5 rotation of slider 8 are connected, the slider 8 that is provided with on the 7 drive bull stick 5 outer walls of unreel round wheel moves to the direction of keeping away from threaded rod 99, the internal survey of first backup pad 1 is provided with adjustment mechanism 9, the diaphragm 10 is equipped with on unreel round on the round wheel 7, stretch up through diaphragm 10 and drive unreel round 7 and move left.

In this embodiment, the interior of first backup pad 1 is surveyed and is provided with adjustment mechanism 9, through the one-way spacing between stopper 93 and the fixture block 92 in adjustment mechanism 9, when the elasticity of diaphragm 10 when the tectorial membrane reduces, makes rotary drum 91 drive bull stick 5 unable rotation through the joint, and then makes unreel wheel 7 unreel, prevents that diaphragm 10 from loosening and leads to the tectorial membrane effect not good, can adjust its degree through twisting threaded rod 99 simultaneously, makes the tip of threaded rod 99 accomplish the regulation with the distance between sleeve 95, and then can adjust the elasticity of diaphragm 10 when the tectorial membrane.

The adjusting mechanism 9 comprises a rotary drum 91, the rotary drum 91 is rotationally connected with the outer wall of the sliding block 8, a clamping block 92 is fixedly installed on the inner wall of the rotary drum 91, a limiting block 93 is rotationally connected with the outer wall of the rotary rod 5, one end of the limiting block 93 and one end of the elastic rod 94 are fixedly connected, the other end of the elastic rod 94 and the outer wall of the rotary rod 5 are fixedly connected, a sleeve 95 is fixedly installed on the outer wall of the rotary drum 91, clamping grooves 96 are formed in the sleeve 95, the clamping grooves 96 are distributed in a circumferential array, a fixed plate 97 is fixedly installed on the outer wall of the first supporting plate 1, a threaded cylinder 98 is fixedly installed on the outer wall of the fixed plate 97, a threaded rod 99 is connected with the inner threads of the threaded cylinder 98, the distance between the end of the threaded rod 99 and the sleeve 95 can be adjusted through screwing the threaded rod 99, the tightness of the diaphragm 10 during film covering can be adjusted, the end of the threaded rod 99 is inserted into the inner portion of the clamping groove 96, the sleeve 95 is clamped inside the clamping groove 96, the sleeve 95 is enabled to drive the rotary drum 91 to rotate, the limiting block 93 and the clamping blocks 92 are mutually clamped, and the rotating rod 93 and the clamping blocks 92 cannot drive the threaded rod 92 to rotate.

During operation (or during use), through removing the device before unreeling, and then make diaphragm 10 tightened, it moves left to drive unreeling wheel 7 through diaphragm 10 tightening, and then make unreeling wheel 7 drive the slider 8 that is provided with on the bull stick 5 outer wall to the direction motion of keeping away from threaded rod 99, and then make threaded rod 99 no longer the joint in the inside of draw-in groove 96, make rotary drum 91 normally rotate, drive fixed unreeling wheel 7 that cup joints on the bull stick 5 outer wall through carousel 6 and carry out anticlockwise rotation, carry out the film coating through unreeling wheel 7 this moment, when the relaxation of diaphragm 10 appears in the in-process of tectorial membrane, make sleeve 95 to the direction motion of threaded rod 99 through the elasticity of extrusion spring 3 at this moment, and then make threaded rod 99 joint in the inside of draw-in groove 96, make sleeve 95 drive rotary drum 91 unable rotation, the joint between rethread stopper 93 and the fixture block 92, make bull stick 5 can not drive unreeling wheel 7, prevent that diaphragm 10 from loosening and lead to the tectorial membrane effect not good, can continue to carry out tectorial membrane work after the degree of adjusting diaphragm 10, can carry out the tectorial membrane work through adjusting the diaphragm 10 after the degree of tightness to finish simultaneously, can adjust the diaphragm 10 through the distance between the end of the threaded rod 95 and the end of the threaded rod is adjusted through the elasticity of adjusting the sleeve 95.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides a battery diaphragm unreeling device, includes first backup pad (1) and second backup pad (2), its characterized in that: the inner wall of second backup pad (2) and the one end fixed connection of extrusion spring (3), fixedly connected with extrusion piece (4) on the other end of extrusion spring (3), extrusion piece (4) and the inner wall sliding connection of second backup pad (2), rotate on the outer wall of extrusion piece (4) and be connected with bull stick (5), the tip fixedly connected with carousel (6) of bull stick (5), cup joint unreeling wheel (7) on the outer wall of carousel (6), sliding connection has slider (8) on the inner wall of first backup pad (1), the inside and bull stick (5) rotation of slider (8) are connected, the interior of first backup pad (1) is provided with adjustment mechanism (9), around being equipped with diaphragm (10) on unreeling wheel (7), adjustment mechanism (9) are including:

a rotary drum (91), wherein the rotary drum (91) is rotationally connected with the outer wall of the sliding block (8);

the clamping block (92), the said clamping block (92) is fixedly mounted on inner wall of the rotary drum (91);

the limiting block (93), the limiting block (93) is rotationally connected with the rotating rod (5).

2. The battery separator unreeling device of claim 1, wherein: the limiting block (93) is fixedly connected with one end of the elastic rod (94), and the other end of the elastic rod (94) is fixedly connected with the outer wall of the rotating rod (5).

3. A battery separator unwind as claimed in claim 2, wherein: the outer wall of the rotary drum (91) is fixedly provided with a sleeve (95), the sleeve (95) is provided with clamping grooves (96), and the clamping grooves (96) are distributed on the sleeve (95) in a circumferential array.

4. A battery separator unwind as claimed in claim 3, wherein: a fixing plate (97) is fixedly arranged on the outer wall of the first supporting plate (1), and a threaded cylinder (98) is fixedly arranged on the outer wall of the fixing plate (97).

5. The battery separator unreeling device of claim 4, wherein: the inside threaded connection of screw thread section of thick bamboo (98) has threaded rod (99), the tip of threaded rod (99) is pegged graft in the inside of draw-in groove (96).

6. The battery separator unreeling device of claim 5, wherein: the limiting block (93) is clamped with the clamping block (92).