CN219457921U

CN219457921U - Shrinkage tightening device of lithium battery

Info

Publication number: CN219457921U
Application number: CN202320472547.6U
Authority: CN
Inventors: 翁士扬; 包崇松
Original assignee: Deqing Taixin Metal Products Co ltd
Current assignee: Deqing Taixin Metal Products Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-08-01
Anticipated expiration: 2033-03-14

Abstract

The utility model relates to the technical field of lithium battery contraction tightening devices, in particular to a contraction tightening device of a lithium battery. Through driving the bull stick rotation on the rotation, twine the pencil at the outer wall of bull stick when the bull stick rotates, both sides baffle prevents that the pencil from outwards removing and appear loosely, and the shrink of this kind of pencil tightens up the mode and has replaced original pencil shrink tightening up the mode, and the pencil twines can not appear the phenomenon of knoing at the outer wall of bull stick, prevents that the pencil joint from locating in the guiding hole, conveniently takes out the pencil from the receiver.

Description

Shrinkage tightening device of lithium battery

Technical Field

The utility model relates to the technical field of lithium battery contraction tightening devices, in particular to a contraction tightening device of a lithium battery.

Background

Lithium batteries are batteries using a nonaqueous electrolyte solution, which are made of lithium metal or lithium alloy as a positive/negative electrode material, and have a long wire harness, and require contraction of the wire harness after installation.

For example, the authorized bulletin number CN217708373U is named as a shrinkage tightening device of a lithium battery, although the harness can be quickly reduced and taken in the storage box, the installation of a lithium battery module by a user is convenient, but the existing shrinkage tightening device of the lithium battery still exists in the use process, two storage posts are driven to rotate simultaneously through gears, the two storage posts drive the harness to enter the storage box through a wire guide, the harness enters the storage box and is in a loose state, a knotting phenomenon is easy to occur when the harness is stacked in the storage box, and the knotted harness can be clamped at the guide hole, so that the harness is inconvenient to take out from the storage box.

Disclosure of Invention

The utility model aims to solve the problem that a wire harness enters the storage box and is in a loose state, a knotting phenomenon is easy to occur when the wire harness is stacked in the storage box, and the knotted wire harness can be clamped at a guide hole, so that the wire harness is inconvenient to take out from the storage box, and the shrinkage tightening device of the lithium battery is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a shrink tightening means of lithium cell, includes the receiver, the inner wall of receiver is equipped with receiving mechanism, the inner wall of receiver rotates and links to each other there is the threaded rod, the one end rigid coupling of threaded rod has the knob, the outer wall screw thread of threaded rod meets there is the riser, the inboard rigid coupling of riser has the rack, the inboard meshing of rack has the gear.

Preferably, the storage mechanism comprises a rotating rod, a rotating hand, a first baffle and a second baffle;

the outer wall of bull stick rotates with the inner wall of receiver and links to each other, the one end of bull stick is fixedly connected with one side of revolver mutually, the outer wall of bull stick is fixedly connected with the inner wall of second baffle mutually.

Preferably, the rear end face of the gear is rotationally connected with the inner wall of the storage box, and the outer side of the vertical plate is rotationally connected with the positive end face of the roller.

Preferably, the outer wall of gyro wheel and the inner wall slip joint of receiver, the bottom rigid coupling of riser has the backplate.

Preferably, the inboard laminating of backplate has the battery, the one end intercommunication of battery has the pencil, the top laminating of receiver has the roof.

The shrinkage tightening device for the lithium battery has the beneficial effects that: through driving the bull stick rotation on the rotation, twine the pencil at the outer wall of bull stick when the bull stick rotates, both sides baffle prevents that the pencil from outwards removing and appear loosely, and the shrink of this kind of pencil tightens up the mode and has replaced original pencil shrink tightening up the mode, and the pencil twines can not appear the phenomenon of knoing at the outer wall of bull stick, prevents that the pencil joint from locating in the guiding hole, conveniently takes out the pencil from the receiver.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the rotating rod, the rotating hand and the first baffle in FIG. 1;

FIG. 3 is a schematic view of the connection of the knob, riser and rack of FIG. 1;

fig. 4 is an enlarged schematic view of the portion a in fig. 1.

In the figure: 1. the storage box comprises a storage box body 2, a storage mechanism 201, a rotating rod 202, a rotating hand 203, a first baffle plate 204, a second baffle plate 2a1, a sliding rod 2a2, a spring 3, a threaded rod 4, a knob 5, a vertical plate 6, a rack 7, a gear 8, a roller 9, a guard plate 10, a wire harness 11, a battery 12 and a top plate.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

referring to fig. 1-4: in this embodiment 1, a shrink tightening means of lithium cell, including receiver 1, the inner wall of receiver 1 is equipped with receiving mechanism 2, receiving mechanism 2 twines the pencil at the outer wall of bull stick 201, the inner wall rotation of receiver 1 links to each other there is threaded rod 3, receiver 1 is spacing to threaded rod 3, the one end rigid coupling of threaded rod 3 has knob 4, knob 4 drives threaded rod 3 and rotates, threaded rod 3's outer wall screw thread has met riser 5, threaded rod 3 drives riser 5 and removes, riser 5's inboard rigid coupling has rack 6, riser 5 drives rack 6 and removes, rack 6's inboard meshing has gear 7, rack 6 drives gear 7 and rotates.

The accommodating mechanism 2 comprises a rotating rod 201, a rotating hand 202, a first baffle 203 and a second baffle 204, wherein the outer wall of the rotating rod 201 is rotationally connected with the inner wall of the accommodating box 1, the accommodating box 1 limits the rotating rod 201, one end of the rotating rod 201 is fixedly connected with one side of the rotating hand 202, the rotating hand 202 provides power for the rotating rod 201, the outer wall of the rotating rod 201 is fixedly connected with the inner wall of the second baffle 204, the rotating rod 201 drives the baffle 203, the outer wall of the rotating rod 201 is fixedly connected with the inner wall of the second baffle 204, and the rotating rod 201 drives the second baffle 204 to rotate;

the rotating rod 201 on the rotating hand 202 is driven to rotate, the wire harness 10 is wound on the outer wall of the rotating rod 202 when the rotating rod 202 rotates, the baffles on two sides prevent the wire harness 10 from moving outwards to be loose, the original wire harness 10 shrinkage tightening mode is replaced by the wire harness 10 shrinkage tightening mode, the wire harness 10 is wound on the outer wall of the rotating rod 201, the wire harness 201 is prevented from being clamped at the guide hole, and the wire harness is conveniently taken out of the storage box.

The rear end face of gear 7 rotates with the inner wall of receiver 1 to be linked to each other, receiver 1 is spacing to gear 7, the outside of riser 5 rotates with the positive terminal surface of gyro wheel 8 to link to each other, gyro wheel 8 is spacing to riser 5, the outer wall of gyro wheel 8 and the inner wall slip joint of receiver 1, receiver 1 is spacing to gyro wheel 8, the bottom rigid coupling of riser 5 has backplate 9, riser 5 drives backplate 9 and removes, the inboard laminating of backplate 9 has battery 11, backplate 9 protects battery 11, battery 11's one end intercommunication has pencil 10, battery 11 passes through pencil 10 and goes out the electric current transfer, battery 11 is the lithium cell, battery 11 does not do too much for prior art, the laminating of the top of receiver 1 has roof 12, roof 12 passes through the bolt fastening at receiver 1's top, the outer wall at the bull stick 201 is convenient with pencil 10.

Working principle:

fix pencil 10 at the outer wall of bull stick 201, drive bull stick 201 rotation on the knob 202, the bull stick 202 twines pencil 10 at the outer wall of bull stick 202 when rotating, both sides baffle prevents that the outside removal of pencil 10 from appearing loosely, this kind of pencil 10 shrink tightening mode has replaced original pencil 10 shrink tightening mode, the phenomenon of knoing can not appear in the outer wall of bull stick 201 of pencil 10 winding, prevent pencil 201 joint in guiding hole department, conveniently take out the pencil from the receiver, drive threaded rod 3 on the knob 4 and rotate, because gyro wheel 8 is spacing to riser 5, threaded rod 3 drives riser 5 and removes, riser 5 drives rack 6 and removes, rack 6 drives gear 7 and rotates, gear 7 drives right side rack 6 and right side riser 5 inwards remove, two risers 5 drive backplate 9 inwards remove simultaneously, backplate 9 protects battery 11, prevent that battery 11 from receiving the striking.

Example 2:

referring to fig. 2, the present utility model provides a technical solution: the shrinkage tightening device of the lithium battery, the storage mechanism 2 can further comprise a slide bar 2a1 and a spring 2a2, the outer wall of the slide bar 2a1 is in sliding clamping connection with the inner wall of the storage box 1, the storage box 1 limits the slide bar 2a1, the outer wall of the slide bar 2a1 is fixedly connected with one end of the spring 2a2, the spring 2a2 helps the slide bar 2a1 to reset, one end of the spring 2a2 is attached to the inner wall of the storage box 1, one end of the slide bar 2a1 is in clamping connection with the outer wall of the first baffle 203, and the slide bar 2a1 limits the first baffle 203;

the sliding rod 2a1 is driven to move upwards, the sliding rod 2a1 compresses the spring 2a2, meanwhile, the sliding rod 2a1 does not fix the first baffle 203 any more, the rotating rod 201 can rotate randomly, after the winding of the wire harness 10 is completed, the spring 2a2 in a compressed state of the sliding rod 2a1 is loosened to help the sliding rod 2a1 to reset, and the sliding rod 2a1 fixes the first baffle 203 to prevent the rotating rod 201 from rotating.

Working principle:

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a shrink tightening means of lithium cell, includes receiver (1), its characterized in that: the inner wall of receiver (1) is equipped with receiving mechanism (2), the inner wall of receiver (1) rotates and links to each other there is threaded rod (3), the one end rigid coupling of threaded rod (3) has knob (4), the outer wall screw thread of threaded rod (3) meets has riser (5), the inboard rigid coupling of riser (5) has rack (6), the inboard meshing of rack (6) has gear (7).

2. The contraction tightening device of a lithium battery according to claim 1, wherein: the storage mechanism (2) comprises a rotating rod (201), a rotating hand (202), a first baffle (203) and a second baffle (204);

the outer wall of bull stick (201) rotates with the inner wall of receiver (1) and links to each other, one end of bull stick (201) is fixedly connected with one side of knob (202), the outer wall of bull stick (201) is fixedly connected with the inner wall of second baffle (204).

3. The contraction tightening device of a lithium battery according to claim 1, wherein: the rear end face of the gear (7) is rotationally connected with the inner wall of the storage box (1), and the outer side of the vertical plate (5) is rotationally connected with the positive end face of the roller (8).

4. A contraction tightening device for a lithium battery according to claim 3, wherein: the outer wall of the roller (8) is in sliding clamping connection with the inner wall of the storage box (1), and a guard plate (9) is fixedly connected to the bottom of the vertical plate (5).

5. The contraction tightening device for a lithium battery according to claim 4, wherein: the inside laminating of backplate (9) has battery (11), the one end intercommunication of battery (11) has pencil (10), the top laminating of receiver (1) has roof (12).