CN221446130U - Novel battery core insulating property test device - Google Patents

Abstract

The utility model discloses a novel battery core insulation performance testing device which comprises a testing table, wherein a plurality of pulleys are fixedly arranged on the bottom wall of the testing table, a double-head screw rod is rotatably arranged in the testing table, a motor connected with the double-head screw rod is fixedly arranged on the outer wall of the testing table, two movable sleeves are sleeved on the outer wall of the double-head screw rod through a thread of a limiting mechanism, two connecting sleeves are arranged on the upper end surfaces of the two movable sleeves through a connecting mechanism, connecting rods are slidably arranged in the two connecting sleeves, connecting springs are arranged in the two connecting sleeves, and two ends of each connecting spring are respectively and elastically connected with the inner wall of the connecting sleeve and the outer wall of the connecting rod on the same side. According to the utility model, the assembly of the connecting sleeve, the connecting spring, the connecting rod and the like is arranged, and the positioning plate is stressed to drive the connecting rod to slide in the connecting sleeve and squeeze the connecting spring, so that the clamping force applied by the positioning plate can be adjusted, and the deformation damage of the battery core caused by excessive force is avoided.

Description

Novel battery core insulating property test device

Technical Field

The utility model relates to the technical field of battery core insulation test, in particular to a novel battery core insulation performance test device.

Background

The battery cell is an essential component of a battery, which is a storage and release device of electric energy generated by electrochemical reaction of the battery, and is composed of a positive electrode, a negative electrode, a separator and an electrolyte, and generates electric energy by electron and ion flow between the positive electrode and the negative electrode.

When the battery cell is prepared, an insulation test is required to be performed on the battery cell to ensure that the battery cell can be used normally. In the prior art, when testing the battery core, most insulation testing devices need to clamp and fix the battery core through a clamp, and common clamps cannot clamp the battery core with high clamping force when clamping and fixing the battery core, so that the battery core is damaged easily due to excessive force, and the practicability is insufficient. Therefore, a new battery cell insulation performance test device is required to be redesigned in view of the above problems.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a novel battery core insulation performance testing device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a novel battery core insulating properties test device, includes the testboard, testboard diapire fixed mounting has a plurality of pulleys, testboard inside rotation installs double-end screw rod, testboard outer wall fixed mounting has the motor of being connected with double-end screw rod, double-end screw rod outer wall is equipped with two through stop gear screw sleeve and removes the cover, two remove the cover up end and install two linking covers through coupling mechanism, two linking cover inside equal slidable mounting has the linking pole, two linking cover inside all installs the linking spring, two linking spring both ends respectively with linking cover inner wall and linking pole outer wall elastic connection of homonymy, two linking pole tip equal fixedly connected with locating plate, testboard up end fixed mounting has the board of placing, testboard up end fixed mounting has the backup pad, backup pad inner wall fixed mounting has the electric putter, electric putter telescopic end fixed mounting has the linking board, linking board bottom wall is connected with the test board through buffer gear.

Preferably, the limiting mechanism comprises a limiting rod fixedly installed inside the test bench, and the limiting rod penetrates through the two movable sleeves in a sliding mode.

Preferably, the connecting mechanism comprises a moving rod fixedly arranged on the upper end face of the moving sleeve, the connecting sleeve is fixedly arranged on the outer wall of the moving rod, and the upper end face of the test bench is provided with a moving opening matched with the moving rod.

Preferably, the buffer mechanism comprises a spring telescopic rod fixedly arranged on the bottom wall of the connecting plate, and the telescopic end of the spring telescopic rod is fixedly connected with the upper end face of the test plate.

Preferably, the inner walls of the two positioning plates are provided with protection pads.

Preferably, the test bench is inside slidable mounting has the receiver, test bench outer wall has seted up with receiver complex slip opening.

The utility model has the beneficial effects that:

1. Through setting up the subassembly such as adapter sleeve, linking spring and adapter rod, the locating plate atress drives the adapter rod and slides and extrude the linking spring in the adapter sleeve is inside, can adjust the clamping force that the locating plate applyed from this to avoid exerting excessive force and lead to the battery core deformation damage.

2. Through setting up subassembly such as double-end screw rod, gag lever post and spring telescopic link, under the cooperation of double-end screw rod and gag lever post, two locating plates carry out the centre gripping to the battery core of equidimension not fixed to under the elastic effect of spring telescopic link, the down force that produces when can cushion the test and avoid making the battery core damage.

Drawings

FIG. 1 is a schematic diagram of a novel device for testing insulation performance of a battery core according to the present utility model;

FIG. 2 is a schematic vertical sectional view of FIG. 1;

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: the test board comprises a test board 1, a double-head screw rod 2, a motor 3, a limit rod 4, a movable sleeve 5, a movable rod 6, a joint sleeve 7, a joint spring 8, a joint rod 9, a positioning plate 10, a protection pad 11, a placement plate 12, a storage box 13, a support plate 14, an electric push rod 15, a joint plate 16, a spring telescopic rod 17 and a test board 18.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a novel battery core insulating properties test device, including testboard 1, testboard 1 diapire fixed mounting has a plurality of pulleys, testboard 1 inside rotation is installed double-end screw rod 2, testboard 1 outer wall fixed mounting has motor 3 of being connected with double-end screw rod 2, double-end screw rod 2 outer wall is equipped with two removal cover 5 through stop gear thread bush, stop gear includes the gag lever post 4 of fixed mounting at testboard 1 inside, gag lever post 4 slides and runs through two removal cover 5, two linking cover 7 are installed through coupling mechanism to two removal cover 5 up end, coupling mechanism includes the movable rod 6 of fixed mounting at removal cover 5 up end, linking cover 7 fixed mounting is on movable rod 6 outer wall, the removal opening with movable rod 6 complex has been seted up to testboard 1 up end.

The inside all slidable mounting of two linking cover 7 has connecting rod 9, the linking spring 8 is all installed to the inside all of two linking cover 7, two linking spring 8 both ends respectively with the linking cover 7 inner wall of homonymy and linking rod 9 outer wall elastic connection, two linking rod 9 tip all fixedly connected with locating plate 10, protection pad 11 is all installed to two locating plate 10 inner walls, protection pad 11 is insulating rubber material, test bench 1 up end fixed mounting has place board 12, test bench 1 internally slidable mounting has receiver 13, test bench 1 outer wall has seted up with receiver 13 complex slip opening, test bench 1 up end fixed mounting has backup pad 14, backup pad 14 inner wall fixed mounting has electric putter 15, electric putter 15 telescopic end fixed mounting has the joining plate 16, joining plate 16 diapire is connected with test board 18 through buffer gear, buffer gear includes the spring telescopic link 17 of fixed mounting at joining plate 16 diapire, spring telescopic link 17 telescopic link and test board 18 up end fixed connection.

When the battery cell is used, the battery cell is placed on the upper end surface of the placing plate 12, the motor 3 drives the double-headed screw 2 to rotate, the double-headed screw 2 drives the two moving sleeves 5 to move through the cooperation with the limiting rod 4, the two moving sleeves 5 drive the moving rod 6 to move in the moving opening, so that the two positioning plates 10 can be driven to approach each other through the cooperation of the connecting sleeve 7 and the connecting rod 9, the battery cell is clamped and fixed through the protective pad 11, and the battery cells with different sizes are clamped and fixed through the two positioning plates 10 under the cooperation of the double-headed screw 2 and the limiting rod 4.

Meanwhile, when two movable sleeves 5 continue to be close, the positioning plate 10 is forced to drive the connecting rod 9 to slide in the connecting sleeve 7 and extrude the connecting spring 8, so that the clamping force applied by the positioning plate 10 can be adjusted, the deformation damage of a battery core caused by excessive force is avoided, then the electric push rod 15 drives the testing plate 18 to move downwards through the cooperation of the connecting plate 16 and the spring telescopic rod 17, the bottom wall of the electric push rod contacts with the upper end surface of the battery core to perform insulation testing, the downward pressure generated during testing can be buffered to avoid damaging the battery core under the elastic action of the spring telescopic rod 17, after one surface of the battery core is tested, the motor 3 can be enabled to reverse the double-end screw rod 2 to clamp and fix the battery core, then the battery core is turned over again to perform insulation testing on other outer walls, and the storage box 13 can store tools required during testing, so that the battery core can be conveniently taken.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a novel battery core insulating properties testing arrangement, its characterized in that, including testboard (1), testboard (1) diapire fixed mounting has a plurality of pulleys, testboard (1) inside rotation is installed double-end screw rod (2), testboard (1) outer wall fixed mounting has motor (3) of being connected with double-end screw rod (2), double-end screw rod (2) outer wall is equipped with two through stop gear screw sleeve and removes cover (5), two remove cover (5) up end and install two linking cover (7) through coupling mechanism, two linking cover (7) inside equal slidable mounting has linking pole (9), two linking cover (7) inside is all installed linking spring (8), two linking spring (8) both ends respectively with linking cover (7) inner wall and linking pole (9) outer wall elastic connection of homonymy, two linking pole (9) tip equal fixedly connected with locating plate (10), testboard (1) up end fixed mounting has place board (12), terminal surface fixed mounting has linking rod (14) on testboard (1), supporting plate (14) fixed mounting has flexible push rod (15), the bottom wall of the connecting plate (16) is connected with a test plate (18) through a buffer mechanism.

2. The novel battery core insulation performance testing device according to claim 1, wherein the limiting mechanism comprises a limiting rod (4) fixedly installed inside the test bench (1), and the limiting rod (4) penetrates through the two movable sleeves (5) in a sliding mode.

3. The novel battery core insulation performance testing device according to claim 2, wherein the connecting mechanism comprises a moving rod (6) fixedly installed on the upper end face of the moving sleeve (5), the connecting sleeve (7) is fixedly installed on the outer wall of the moving rod (6), and a moving opening matched with the moving rod (6) is formed in the upper end face of the testing table (1).

4. The novel battery core insulation performance testing device according to claim 3, wherein the buffer mechanism comprises a spring telescopic rod (17) fixedly installed on the bottom wall of the connecting plate (16), and the telescopic end of the spring telescopic rod (17) is fixedly connected with the upper end face of the testing plate (18).

5. The novel battery core insulation performance testing device according to claim 4, wherein the inner walls of the two positioning plates (10) are provided with protection pads (11).

6. The novel battery core insulation performance testing device according to claim 5, wherein the storage box (13) is slidably mounted inside the test bench (1), and a sliding opening matched with the storage box (13) is formed in the outer wall of the test bench (1).