CN221782328U

CN221782328U - A wiring structure and a battery cell voltage internal resistance testing device

Info

Publication number: CN221782328U
Application number: CN202420307305.6U
Authority: CN
Inventors: 胡华国; 李再新
Original assignee: Huizhou Guihang New Energy Co ltd
Current assignee: Huizhou Guihang New Energy Co ltd
Priority date: 2024-02-19
Filing date: 2024-02-19
Publication date: 2024-09-27
Anticipated expiration: 2034-02-19

Abstract

The utility model relates to the technical field of a battery cell voltage internal resistance testing device, in particular to a wiring structure and a battery cell voltage internal resistance testing device, which comprise the following components; the device comprises a symmetrical fixing plate, wherein a detection table and a belt are arranged in the middle of the fixing plate, and a mounting plate is arranged at the top end of the fixing plate; mounting plate bottom end sliding bottom end sliding of mounting plate is connected with a fixing plate which is connected with the fixing plate, the bottom end of the mounting plate is provided with symmetrical sliding blocks; a motor II is arranged at one side of the top end of the mounting plate, a driving gear is fixedly connected with the output end of the motor II, a driven gear is connected with the driving gear in a meshed mode, a rotating rod is arranged at the bottom end of the driven gear, and connecting rods are symmetrically arranged at two ends of the rotating rod; the sliding block is driven to detect the battery cells with different sizes through the rotation of the motor II, the battery cells which are detected can be transported to different places according to the detection result through the motor I, manual distinguishing of staff is not needed, and the workload of the staff is reduced.

Description

Wiring structure and cell voltage internal resistance testing device

Technical Field

The utility model relates to the field of a battery cell voltage internal resistance testing device, in particular to a wiring structure and a battery cell voltage internal resistance testing device.

Background

The cell refers to an electrochemical cell which comprises a positive electrode and a negative electrode, and is not generally directly used. The battery is different from the battery which comprises a protection circuit and a shell, and can be directly used. The composition of the lithium ion secondary rechargeable battery is as follows: the battery core and the protection circuit board. The rechargeable battery is provided with the protective circuit board, namely the battery core. It is an electric storage section in a rechargeable battery.

Chinese patent CN219609182U provides an automatic testing arrangement of electric core, including cylinder clamping mechanism and the internal resistance voltage tester that is used for pressing from both sides tight electric core, cylinder clamping mechanism is including supporting tight cylinder, compressing tightly cylinder and flexible cylinder, the upper end fixedly connected with of flexible cylinder compress tightly the cylinder, the cylinder pole fixedly connected with first test needle that supports tight cylinder, the cylinder pole fixedly connected with second test needle that compresses tightly the cylinder.

But above-mentioned equipment only can detect the electric core of fixed size, and the practicality is relatively poor and need the staff to remove the unqualified electric core of detection manually, has increased staff's work load.

Disclosure of utility model

The utility model aims to provide a wiring structure and a device for testing the internal resistance of a battery cell voltage so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a wiring structure comprising: the device comprises a symmetrical fixing plate, wherein a detection table and a belt are arranged in the middle of the fixing plate, and a mounting plate is arranged at the top end of the fixing plate; mounting plate bottom end sliding bottom end sliding of mounting plate is connected with a fixing plate which is connected with the fixing plate, the bottom end of the mounting plate is provided with symmetrical sliding blocks;

a motor II is arranged at one side of the top end of the mounting plate, a driving gear is fixedly connected with the output end of the motor II, a driven gear is connected with the driving gear in a meshed mode, a rotating rod is arranged at the bottom end of the driven gear, and connecting rods are symmetrically arranged at two ends of the rotating rod;

One side of the detection table, which is far away from the belt, is slidably connected with a threaded block, a second test needle is arranged at the top end of the threaded block, and a driving belt pulley and a driven belt pulley are respectively connected with two ends of the belt in a transmission manner.

Preferably, a second sliding groove is formed in one side, far away from the detection table, of the fixing plate, a mounting plate is connected to the second sliding groove in a sliding mode, symmetrical sliding blocks are connected to the first sliding groove in a sliding mode, and fixing plates are symmetrically and fixedly connected to the two ends of the detection table.

Preferably, the second motor is fixedly connected to the top end of the mounting plate, a rotating shaft is fixedly connected to the inside of the driven gear, the bottom end of the rotating shaft penetrates through the mounting plate to be fixedly connected with a rotating rod, one end of the connecting rod is rotationally connected with a sliding block, and the other end of the connecting rod is fixedly connected with the rotating rod.

Preferably, one side fixedly connected with installation piece that the mounting panel is close to the belt, the bottom fixedly connected with electric telescopic handle one of installation piece, electric telescopic handle one's output fixedly connected with fixed block, one side fixedly connected with electric telescopic handle two of fixed block, electric telescopic handle two's output fixedly connected with first test needle.

Preferably, the front end one side fixedly connected with backup pad of fixed plate, the top fixedly connected with motor one of backup pad, the output fixedly connected with driving pulley of motor one, driving pulley's external drive is connected with the belt, and driven pulley's both ends all rotate and are connected with the fixed plate.

Preferably, a third sliding groove is formed in the top end of one side of the detection table, a threaded block is connected to the third sliding groove in a sliding mode, a threaded rod is connected to the threaded block in a threaded mode, a third motor is fixedly connected to one end of the threaded rod, the third sliding groove is rotationally connected to the other end of the threaded rod, a supporting block is fixedly connected to the bottom end of the third motor, and the detection table is fixedly connected to one end of the supporting block.

Preferably, the top of screw thread piece fixedly connected with electric telescopic handle III, the top fixedly connected with second test needle of electric telescopic handle III.

The battery cell voltage internal resistance testing device comprises the wiring structure.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the sliding block is driven to detect the battery cells with different sizes through the rotation of the motor II, and the detected battery cells can be transported to different places according to the detection result through the motor I, so that manual distinction by a worker is not needed, and the workload of the worker is reduced.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic front view of a portion of the structure of the present utility model;

Fig. 4 is an enlarged view of the structure of the area a in fig. 1 according to the present utility model.

In the figure: 1. a first chute; 2. a mounting plate; 3. a second chute; 4. a fixing plate; 5. a detection table; 6. a support plate; 7. a first motor; 8. a belt; 9. a slide block; 10. a mounting block; 11. an electric telescopic rod I;

12. A fixed block; 13. a second motor; 14. a drive gear; 15. a driven gear; 16. a rotating shaft; 17. a first test needle; 18. an electric telescopic rod II; 19. a chute III; 20. a second test needle; 21. an electric telescopic rod III; 22. a screw block; 23. a third motor; 24. a support block; 25. a threaded rod; 26. a driven pulley; 27. a driving pulley; 28. a connecting rod; 29. and rotating the rod.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

Example 1

Referring to fig. 1-4, the present utility model provides a technical solution: a wiring structure comprising: the device comprises a symmetrical fixing plate 4, wherein a detection table 5 and a belt 8 are arranged in the middle of the fixing plate 4, and a mounting plate 2 is arranged at the top end of the fixing plate 4; a chute I1 is formed in the middle of the top end of the mounting plate 2, the bottom end of the mounting plate 2 is connected with a fixed plate 4 in a sliding manner, and a symmetrical sliding block 9 is arranged at the bottom end of the mounting plate 2; a second sliding groove 3 is formed in one side, far away from the detection table 5, of the fixed plate 4, the installation plate 2 is connected to the second sliding groove 3 in a sliding mode, symmetrical sliding blocks 9 are connected to the first sliding groove 1 in a sliding mode, and the fixed plate 4 is fixedly connected to two ends of the detection table 5 in a symmetrical mode.

After the mounting plate 2 is driven to slide along the sliding groove 2 by a driving motor (not labeled in the drawing) to drive the clamped qualified battery cell to move from the detection table 5 to the surface of the belt 8, the sliding block 9 is driven to slide along the first sliding groove by the control motor II 13, so that the battery cell falls onto the surface of the belt 8 to enter the next production link.

Example two

On the basis of the first embodiment, the battery cores with different sizes are convenient to fix, a motor II 13 is arranged on one side of the top end of the mounting plate 2, the output end of the motor II 13 is fixedly connected with a driving gear 14, the driving gear 14 is in meshed connection with a driven gear 15, a rotating rod 29 is arranged at the bottom end of the driven gear 15, and connecting rods 28 are symmetrically arranged at two ends of the rotating rod 29; the second motor 13 is fixedly connected to the top end of the mounting plate 2, a rotating shaft 16 is fixedly connected to the inside of the driven gear 15, the bottom end of the rotating shaft 16 penetrates through the mounting plate 2 and is fixedly connected with a rotating rod 29, one end of a connecting rod 28 is rotatably connected with a sliding block 9, and the other end of the connecting rod 28 is fixedly connected with the rotating rod 29; one side of mounting panel 2 near belt 8 fixedly connected with installation piece 10, the bottom fixedly connected with electric telescopic handle one 11 of installation piece 10, the output fixedly connected with fixed block 12 of electric telescopic handle one 11, one side fixedly connected with electric telescopic handle two 18 of fixed block 12, the output fixedly connected with first test needle 17 of electric telescopic handle two 18.

The driving gear 14 is driven to rotate through the rotation of the motor II 13, the driving gear 14 is meshed with the driven gear 15 to rotate, the rotating rod 19 is driven to rotate through the rotating shaft 16, the rotating rod 19 drives the connecting rod 28 to rotate, the connecting rod 28 rotates to drive the sliding block 9 to slide to fix the battery cell, the threaded block is driven to slide along the sliding groove III 19 through the rotation of the motor III 26 to enable the second test needle 20 to be inserted into one end of the battery cell, the electric telescopic rod I11 drives the first test needle 17 to move in the vertical direction, the electric telescopic rod II 18 is driven to drive the first test needle 17 to move in the horizontal direction to be inserted into the other end of the battery cell to detect the battery cell, if the battery cell is qualified, the battery cell enters the next production link through the belt 8, an alarm can be sent out if the battery cell is unqualified, the first test needle 7 is driven to rotate in the anticlockwise direction, and the battery cell falling on the surface of the belt 8 is transmitted into a gap between the test table 5 and the belt 8 to be collected.

Example III

On the basis of the second embodiment, the monitored battery cell is transported, one side, far away from the belt 8, of the detection table 5 is slidably connected with a threaded block 22, a second test needle 20 is arranged at the top end of the threaded block 22, and two ends of the belt 8 are respectively connected with a driving belt pulley 27 and a driven belt pulley 26 in a transmission manner; the front end side of the fixed plate 4 is fixedly connected with a support plate 6, the top end of the support plate 6 is fixedly connected with a first motor 7, the output end of the first motor 7 is fixedly connected with a driving belt pulley 27, the outside of the driving belt pulley 27 is in transmission connection with a belt 8, and both ends of a driven belt pulley 26 are rotatably connected with the fixed plate 4; a third sliding groove 19 is formed in the top end of one side of the detection table 5, a threaded block 22 is connected inside the third sliding groove 19 in a sliding manner, a threaded rod 25 is connected inside the threaded block 22 in a threaded manner, one end of the threaded rod 25 is fixedly connected with a third motor 23, the other end of the threaded rod 25 is rotatably connected with the third sliding groove 19, the bottom end of the third motor 23 is fixedly connected with a supporting block 24, and one end of the supporting block 24 is fixedly connected with the detection table 5; the top of screw thread piece 22 fixedly connected with electric telescopic handle III 21, the top fixedly connected with second test needle 20 of electric telescopic handle III 21.

The first motor 7 rotates clockwise to drive the driving belt pulley 27 to rotate, the driving belt pulley 27 rotates to drive the belt 8 to rotate, and the belt 8 rotates to drive the driven belt pulley 26 to rotate, so that the qualified battery cell on the surface of the belt 8 is transported to the next processing procedure.

In actual use, the mounting plate 2 is driven by a driving motor (not labeled in the figure) to slide along the chute 2, the clamped qualified battery cell is driven to move from the detection table 5 to the surface of the belt 8, the sliding block 9 is driven by the control motor II 13 to slide along the chute I, and the battery cell falls onto the surface of the belt 8 to enter the next production link; the driving gear 14 is driven to rotate through the rotation of the motor II 13, the driving gear 14 is meshed with the driven gear 15 to rotate, the rotating rod 19 is driven to rotate through the rotating shaft 16, the rotating rod 19 drives the connecting rod 28 to rotate, the connecting rod 28 rotates to drive the sliding block 9 to slide to fix the battery cell, the threaded block is driven to slide along the sliding groove III 19 through the rotation of the motor III 26 to enable the second test needle 20 to be inserted into one end of the battery cell, the electric telescopic rod I11 drives the first test needle 17 to move in the vertical direction, the electric telescopic rod II 18 is driven to drive the first test needle 17 to move in the horizontal direction to be inserted into the other end of the battery cell to detect the battery cell, if the battery cell is qualified, the battery cell enters the next production link through the belt 8, if the battery cell is unqualified, an alarm is sent out, the driving motor I7 rotates in the anticlockwise direction, and the battery cell falling on the surface of the belt 8 is transmitted into a gap between the detection table 5 and the belt 8 to be collected; the first motor 7 rotates clockwise to drive the driving belt pulley 27 to rotate, the driving belt pulley 27 rotates to drive the belt 8 to rotate, the belt 8 rotates to drive the driven belt pulley 26 to rotate, and qualified battery cells on the surface of the belt 8 are transported to the next processing procedure, and the first test needle and the second test needle are electrically connected with the internal resistance voltage tester.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A wiring structure, comprising: a symmetrical fixing plate (4), a detection platform (5) and a belt (8) are arranged in the middle of the fixing plate (4), and a mounting plate (2) is arranged at the top of the fixing plate (4); characterized in that: a slide groove (1) is opened in the middle of the top of the mounting plate (2), the fixing plate (4) is slidably connected to the bottom of the mounting plate (2), and a symmetrical slider (9) is arranged at the bottom of the mounting plate (2);

A second motor (13) is arranged on one side of the top of the mounting plate (2); a driving gear (14) is fixedly connected to the output end of the second motor (13); the driving gear (14) is meshingly connected to the driven gear (15); a rotating rod (29) is arranged at the bottom end of the driven gear (15); connecting rods (28) are symmetrically arranged at both ends of the rotating rod (29);

A threaded block (22) is slidably connected to the side of the test platform (5) away from the belt (8), a second test needle (20) is arranged on the top of the threaded block (22), and two ends of the belt (8) are respectively transmission-connected to a driving pulley (27) and a driven pulley (26).

2. A wiring structure according to claim 1, characterized in that: a second slide groove (3) is provided on the side of the fixed plate (4) away from the detection platform (5), the inside of the second slide groove (3) is slidably connected to the mounting plate (2), the inside of the first slide groove (1) is slidably connected to a symmetrical slider (9), and the two ends of the detection platform (5) are symmetrically fixedly connected to the fixed plate (4).

3. A wiring structure according to claim 1, characterized in that: the second motor (13) is fixedly connected to the top of the mounting plate (2), the interior of the driven gear (15) is fixedly connected with a rotating shaft (16), the bottom end of the rotating shaft (16) passes through the mounting plate (2) and is fixedly connected to a rotating rod (29), one end of the connecting rod (28) is rotatably connected to a slider (9), and the other end of the connecting rod (28) is fixedly connected to the rotating rod (29).

4. A wiring structure according to claim 1, characterized in that: a mounting block (10) is fixedly connected to a side of the mounting plate (2) close to the belt (8), an electric telescopic rod 1 (11) is fixedly connected to the bottom end of the mounting block (10), an output end of the electric telescopic rod 1 (11) is fixedly connected to a fixing block (12), a side of the fixing block (12) is fixedly connected to an electric telescopic rod 2 (18), and an output end of the electric telescopic rod 2 (18) is fixedly connected to a first test pin (17).

5. A wiring structure according to claim 1, characterized in that: a front end side of the fixed plate (4) is fixedly connected to a support plate (6), the top of the support plate (6) is fixedly connected to a motor 1 (7), the output end of the motor 1 (7) is fixedly connected to a driving pulley (27), the external transmission of the driving pulley (27) is connected to a belt (8), and both ends of the driven pulley (26) are rotatably connected to the fixed plate (4).

6. A wiring structure according to claim 1, characterized in that: a slide groove three (19) is opened at the top of one side of the detection platform (5), a threaded block (22) is slidably connected inside the slide groove three (19), a threaded rod (25) is threadedly connected inside the threaded block (22), one end of the threaded rod (25) is fixedly connected to a motor three (23), the other end of the threaded rod (25) is rotatably connected to the slide groove three (19), the bottom end of the motor three (23) is fixedly connected to a support block (24), and one end of the support block (24) is fixedly connected to the detection platform (5).

7. A wiring structure according to claim 1, characterized in that: the top end of the threaded block (22) is fixedly connected to an electric telescopic rod three (21), and the top end of the electric telescopic rod three (21) is fixedly connected to a second test pin (20).

8. A battery cell voltage internal resistance test device, characterized by comprising the wiring structure described in any one of claims 1 to 7.