CN216748018U - Battery module nickel piece test portion dress - Google Patents
Battery module nickel piece test portion dress Download PDFInfo
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- CN216748018U CN216748018U CN202123082955.0U CN202123082955U CN216748018U CN 216748018 U CN216748018 U CN 216748018U CN 202123082955 U CN202123082955 U CN 202123082955U CN 216748018 U CN216748018 U CN 216748018U
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Abstract
The utility model provides a battery module nickel piece test portion dress of battery test equipment technical field, include: a supporting plate, the left and right sides of which are respectively provided with a hole; the vertical transmission mechanism is fixedly arranged at the top end of the supporting plate; the two horizontal transmission mechanisms are fixedly arranged on the left side and the right side of the top end of the supporting plate respectively; the two rotating mechanisms are arranged at the lower end of the supporting plate and are respectively connected with the power output end of the horizontal transmission mechanism through one hole; the two test modules are fixedly arranged at the bottom end of the rotating mechanism respectively; the plurality of camera modules are arranged on the test module, and the shooting direction is downward; and the limit sensing module is arranged on the vertical transmission mechanism. The utility model has the advantages of: the quality, the security and the efficiency of battery module nickel piece test have very big promotion.
Description
Technical Field
The utility model relates to a battery test equipment technical field indicates a battery module nickel piece test portion dress very much.
Background
With the rise and development of new energy, the lithium battery as a green high-energy chemical power supply has the advantages of high energy, high power, low cost and the like, and is widely applied to the new energy industry. Because the lithium cell can release heat at the charge-discharge in-process, in order to ensure the security that the lithium cell used, need set up the water-cooling board and cool down the lithium cell, the curb plate riveting of water-cooling board and both sides becomes U type frame, and lithium cell group installs inside U type frame, and each electric core of lithium cell group switches on through nickel piece (busbar), and U type frame, lithium cell group and nickel piece make up into the battery module.
In order to ensure the use safety of the battery module, the nickel sheet in the battery module needs to be tested before delivery, and whether the welding of the nickel sheet is in place is judged. For the test of nickel sheets, there are two methods of manual test and semi-automatic test traditionally, but there are the following disadvantages: 1. the manual test has the advantages that the test speed is low, the calibration error is easy to generate, and potential safety hazards exist due to the fact that the test voltage is high; 2. semi-automatic test operation is complex and tedious, and misoperation is easy to cause danger; 3. only one battery module can be tested at a time, and the efficiency is low.
Therefore, how to provide a battery module nickel sheet testing part, which improves the quality, safety and efficiency of the battery module nickel sheet testing becomes a technical problem to be solved urgently.
Disclosure of Invention
The to-be-solved technical problem of the utility model lies in providing a battery module nickel piece test portion dress, realizes promoting quality, security and the efficiency of battery module nickel piece test.
The utility model discloses a realize like this: a battery module nickel plate test kit, comprising:
a supporting plate, the left and right sides of which are respectively provided with a hole;
the vertical transmission mechanism is fixedly arranged at the top end of the supporting plate;
the two horizontal transmission mechanisms are respectively and fixedly arranged on the left side and the right side of the top end of the supporting plate;
the two rotating mechanisms are arranged at the lower end of the supporting plate and are respectively connected with the power output end of the horizontal transmission mechanism through one hole;
the two test modules are respectively and fixedly arranged at the bottom end of the rotating mechanism;
the plurality of camera modules are arranged on the test module, and the shooting direction is downward;
and the limit sensing module is arranged on the vertical transmission mechanism.
Further, still include:
and the industrial personal computer is respectively connected with the vertical transmission mechanism, the horizontal transmission mechanism, the rotating mechanism, the testing module, the camera module and the limit sensing module.
Further, the vertical transmission mechanism includes:
a moving plate;
the four linear bearings penetrate through four corners of the moving plate;
the top ends of the four shock absorption pads are fixedly connected with the bottom end of the linear bearing respectively, and the bottom ends of the four shock absorption pads are fixedly connected with the supporting plate;
the first servo motor is arranged on the moving plate and is connected with the industrial personal computer;
the middle part of the top plate is provided with a threaded hole and is fixedly arranged at the top ends of the four linear bearings;
and the bottom end of the ball screw is connected with the power output end of the first servo motor, and the top end of the ball screw is in threaded connection with the threaded hole.
Further, the horizontal transmission mechanism includes:
the second servo motor is fixedly arranged at the top end of the supporting plate and is connected with the industrial personal computer;
one end of the shaft coupler is connected with the power output end of the second servo motor;
the two fixing rings are fixedly arranged at the top end of the supporting plate and symmetrically arranged at the left side and the right side of the hole;
the screw rod penetrates through the two fixing rings and is connected with the other end of the shaft coupler;
the guide rail is fixedly arranged at the top end of the supporting plate and is positioned on the front side or the rear side of the hole;
the first photoelectric sensors are connected with the guide rails in a sliding mode, sense the direction of the lead screw and are connected with the industrial personal computer.
Further, the horizontal transmission mechanism further comprises:
and the protective cover is arranged on the top end of the supporting plate, covers the shaft coupler, the fixing ring and the lead screw, and faces the first photoelectric sensor direction to be provided with a notch.
Further, the rotation mechanism includes:
the horizontal moving plate is arranged at the lower end of the supporting plate;
the lower ends of the two fixing pieces are fixedly connected with the top end of the horizontal moving plate, and the upper ends of the two fixing pieces are connected with the power output end of the horizontal transmission mechanism through the holes;
the hollow rotating platform is fixedly arranged at the bottom end of the horizontal moving plate;
the power output end of the third servo motor is connected with the hollow rotating platform, and the control end of the third servo motor is connected with the industrial personal computer;
the rotating transmission part is arranged at the bottom end of the hollow rotating platform and rotates in a linkage manner through the hollow rotating platform;
and the rotating plate is fixedly arranged at the bottom end of the rotating transmission part.
Further, the rotation mechanism further includes:
and the limiting bolt is arranged at the lower end of the horizontal moving plate through an extension rod and used for limiting the rotation of the rotary transmission part.
Further, the test module includes:
the test board is fixedly arranged at the bottom end of the rotating mechanism;
the test probes are arranged at the bottom end of the test board;
the heavy-load connector is arranged at the top end of the test needle plate and is connected with each test probe;
and the at least one proximity sensor is arranged at the bottom end of the test board, has a downward sensing direction and is connected with the industrial personal computer.
Further, the camera module includes:
the fixing frame is provided with a shooting hole and is arranged at the edge of the top end of the test module;
and the camera is arranged at the upper end of the fixing frame, is positioned right above the shooting hole and is connected with the industrial personal computer.
Further, the limit sensing module includes:
the fixed rod is vertically arranged on the edge of the top end of the movable plate;
the upper limiting piece is fixedly arranged at the upper end of the fixed rod;
the lower limiting piece is fixedly arranged at the lower end of the fixed rod;
and the two second photoelectric sensors are respectively arranged on the upper limiting piece and the lower limiting piece, and the sensing direction faces to the inner side of the moving plate and is connected with the industrial personal computer.
The utility model has the advantages that:
the vertical transmission mechanism, the horizontal transmission mechanism and the rotating mechanism are arranged, so that the test module is controlled to move vertically and horizontally, the angle is adjusted to align the battery module, the battery module is positioned by arranging the camera module, the displacement distance is monitored by the second photoelectric sensor during vertical movement, and the displacement distance is monitored by the first photoelectric sensor during horizontal movement, so that the nickel sheet of the battery module is automatically aligned and positioned and calibrated, the test speed is improved, errors generated by manual test are avoided, and the quality of the nickel sheet test of the battery module is greatly improved; through full-automatic nickel sheet testing, workers are isolated from the nickel sheet testing part, and the workers are prevented from being injured by high voltage, so that the safety of the nickel sheet testing of the battery module is greatly improved; through setting up two horizontal drive mechanism, two rotary mechanism, two test module, realize testing the nickel piece of two battery module simultaneously, and then very big promotion battery module nickel piece test's efficiency.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a nickel plate testing part of the battery module of the present invention.
Fig. 2 is a schematic structural diagram of the vertical transmission mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the horizontal transmission mechanism of the present invention.
Fig. 4 is a schematic structural view of the rotating mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the testing module of the present invention.
Fig. 6 is a schematic structural diagram of the camera module of the present invention.
Fig. 7 is a schematic structural diagram of the limit sensing module of the present invention.
Fig. 8 is a schematic block diagram of a circuit of a nickel plate testing unit of a battery module according to the present invention.
Description of the labeling:
100-a battery module nickel plate test part, 1-a support plate, 2-a vertical transmission mechanism, 3-a horizontal transmission mechanism, 4-a rotating mechanism, 5-a test module, 6-a camera module, 7-a limit induction module, 8-an industrial personal computer, 11-a hole, 21-a moving plate, 22-a linear bearing, 23-a shock pad, 24-a first servo motor, 25-a top plate, 26-a ball screw, 251-a threaded hole, 31-a second servo motor, 32-an axial coupler, 33-a fixed ring, 34-a screw, 35-a guide rail, 36-a first photoelectric sensor, 37-a protective cover, 371-a notch, 41-a horizontal moving plate, 42-a fixed part, 43-a hollow rotating platform, 44-a third servo motor, 45-rotary transmission piece, 46-rotary plate, 47-limit bolt, 48-extension rod, 51-test plate, 52-test probe, 53-heavy-load connector, 54-proximity sensor, 61-fixing frame, 62-camera, 611-shooting hole, 71-fixing rod, 72-upper limit piece, 73-lower limit piece and 74-second photoelectric sensor.
Detailed Description
The embodiment of the utility model provides a through providing a battery module nickel piece test portion dress 100, it is slow to have solved among the prior art manual test speed, produce calibration error easily, have high-pressure potential safety hazard, and semi-automatic test operation is complicated loaded down with trivial details, and easy maloperation produces dangerously, and once only can carry out the technical problem who tests to a battery module, has realized very big promotion the quality of battery module nickel piece test, the technological effect of security and efficiency.
The embodiment of the utility model provides an in technical scheme for solving above-mentioned problem, the general thinking is as follows: through the arrangement of the vertical transmission mechanism 2, the horizontal transmission mechanism 3, the rotating mechanism 4 and the camera module 6, the test module 5 automatically aligns nickel sheets of the battery module and carries out positioning and calibration, errors generated by manual testing are avoided, and the quality of nickel sheet testing of the battery module is improved; through full-automatic nickel sheet testing, workers are isolated from the nickel sheet testing part 100, so that the safety of the nickel sheet testing of the battery module is improved; through setting up two horizontal drive mechanism 3, two rotary mechanism 4, two test module 5, carry out full automatic test to the nickel piece of two battery modules simultaneously to promote the efficiency of battery module nickel piece test.
For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.
Referring to fig. 1 to 8, a preferred embodiment of a nickel plate testing part 100 of a battery module according to the present invention includes:
a hole 11 is respectively arranged at the left side and the right side of the supporting plate 1; the supporting plate 1 is used for bearing a nickel sheet testing part 100;
the vertical transmission mechanism 2 is fixedly arranged at the top end of the supporting plate 1 and is used for controlling the nickel sheet testing part 100 to vertically displace;
the two horizontal transmission mechanisms 3 are fixedly arranged on the left side and the right side of the top end of the supporting plate 1 respectively and used for controlling the rotating mechanism 4 to perform horizontal displacement so as to link the testing module 5 to perform horizontal displacement;
the two rotating mechanisms 4 are arranged at the lower end of the supporting plate 1, are respectively connected with the power output end of the horizontal transmission mechanism 3 through one hole 11, and are used for controlling the test module 5 to rotate so as to adjust the angle to be opposite to a nickel sheet (not shown) of a battery module (not shown);
two test modules 5, which are respectively and fixedly arranged at the bottom end of the rotating mechanism 4 and are used for connecting test equipment (not shown) and a nickel sheet so as to test the nickel sheet;
the plurality of camera modules 6 are arranged on the test module 5, have downward shooting directions and are used for positioning and calibrating the positions of the battery modules;
and the limit sensing module 7 is arranged on the vertical transmission mechanism 2 and used for limiting the vertical displacement limit of the vertical transmission mechanism 2.
Further comprising:
the industrial personal computer 8 is respectively connected with the vertical transmission mechanism 2, the horizontal transmission mechanism 3, the rotating mechanism 4, the test module 5, the camera module 6 and the limit induction module 7; the industrial personal computer 8 is used for controlling the operation of the nickel plate testing part 100, and in specific implementation, the industrial personal computer capable of implementing the function is selected from the prior art, and is not limited to any model, and the control program is well known to those skilled in the art, which is available to those skilled in the art without creative efforts.
The vertical transmission mechanism 2 includes:
a moving plate 21;
four linear bearings 22 passing through four corners of the moving plate 21;
the top ends of the four shock absorption pads 23 are fixedly connected with the bottom end of one linear bearing 22 respectively, and the bottom ends of the four shock absorption pads are fixedly connected with the support plate 1; the shock absorption pad 23 is used for providing buffer for the connection between the vertical transmission mechanism 2 and the support plate 1;
the first servo motor 24 is arranged on the moving plate 21, is connected with the industrial personal computer 8 and is used for driving the ball screw 26 to further link the nickel plate testing part 100 to displace in the vertical direction;
a top plate 25, the middle of which is provided with a threaded hole 251 and is fixedly arranged at the top ends of the four linear bearings 22;
and the bottom end of the ball screw 26 is connected with the power output end of the first servo motor 24, and the top end of the ball screw is in threaded connection with the threaded hole 251.
The horizontal transmission mechanism 3 includes:
the second servo motor 31 is fixedly arranged at the top end of the supporting plate 1, is connected with the industrial personal computer 8 and is used for providing power for the horizontal displacement of the rotating mechanism 4;
one end of the shaft coupler 32 is connected with the power output end of the second servo motor 31 and is used for transmitting the power of the second servo motor 31 to the screw rod 34;
the two fixing rings 33 are fixedly arranged at the top end of the supporting plate 1, symmetrically arranged at the left side and the right side of the hole 11 and used for fixing and limiting the screw rod 34;
a screw rod 34 passing through the two fixing rings 33 and connected to the other end of the coupling 32;
a guide rail 35 fixed on the top of the support plate 1 and located at the front side or the rear side of the hole 11;
the first photoelectric sensors 36 are connected with the guide rail 35 in a sliding mode, face the lead screw 34 in the sensing direction and are connected with the industrial personal computer 8; the first photoelectric sensor 36 is used to identify the moving distance of the rotating mechanism 4.
The horizontal transmission mechanism 3 further includes:
a protective cover 37, which is disposed on the top end of the supporting plate 1, covers the shaft coupler 32, the fixing ring 33 and the screw rod 34, and is provided with a notch 371 towards the first photoelectric sensor 36; the protective cover 37 is used to protect the horizontal drive mechanism 3.
The rotating mechanism 4 includes:
a horizontal moving plate 41 arranged at the lower end of the support plate 1;
the lower ends of the two fixing pieces 42 are fixedly connected with the top end of the horizontal moving plate 41, and the upper ends of the two fixing pieces are connected with the power output end of the horizontal transmission mechanism 3 through the holes 11;
a hollow rotary table 43 fixed to the bottom end of the horizontal moving plate 41;
a third servo motor 44, the power output end of which is connected with the hollow rotating platform 43, and the control end of which is connected with the industrial personal computer 8; the third servo motor 44 is used for driving the hollow rotating platform 43 to rotate, and further linking the rotating plate 46 to rotate, so as to drive the test probe 52 to adjust the angle;
a rotating transmission member 45 disposed at the bottom end of the hollow rotating platform 43 and rotated in a linkage manner by the hollow rotating platform 43;
and the rotating plate 46 is fixedly arranged at the bottom end of the rotating transmission piece 45.
The rotating mechanism further includes:
a limit bolt 47, which is provided at the lower end of the horizontal moving plate 41 through an extension rod 48, for limiting the rotation of the rotating transmission member 45.
The test module 5 includes:
a test board 51 fixedly arranged at the bottom end of the rotating mechanism 4;
a plurality of test probes 52 disposed at the bottom end of the test board 52;
a heavy-duty connector 53 disposed at the top end of the test probe plate 51 and connected to each of the test probes 52; the heavy-load connector 53 is used for connecting test equipment so that the test equipment can test the nickel sheet through the test probe;
and the proximity sensor 54 is arranged at the bottom end of the test board 51, has a downward sensing direction, is connected with the industrial personal computer 8, and is used for identifying the distance between the test board 51 and the battery module to avoid damaging the battery module by exerting excessive downward force.
The camera module 6 includes:
a fixing frame 61 provided with a shooting hole 611 and arranged on the edge of the top end of the test module 5;
and the camera 62 is arranged at the upper end of the fixing frame 61, is positioned right above the shooting hole 611, is connected with the industrial personal computer 8 and is used for positioning the battery module based on the existing visual identification technology.
The limit sensing module 7 includes:
a fixing rod 71 vertically provided at the edge of the top end of the moving plate 21;
an upper stopper 72 fixedly provided at an upper end of the fixing rod 71;
a lower stopper 73 fixedly provided at a lower end of the fixing rod 71;
two second photoelectric sensors 74 respectively arranged on the upper limiting piece 72 and the lower limiting piece 73, having sensing directions facing the inner side of the moving plate 21, and connected with the industrial personal computer 8; the lower limit of the displacement is reached when the second photosensor 74 provided in the upper stopper 72 senses the top plate 25, and the upper limit of the displacement is reached when the second photosensor 74 provided in the lower stopper 73 senses the top plate 25.
The utility model discloses the theory of operation:
industrial computer 8 control vertical drive mechanism 2 rises nickel piece test portion dress 100, through camera module 6 fixes a position the back to the nickel piece of two battery modules, through horizontal drive mechanism 3 adjustment test probe 52's horizontal position, through behind the angle of rotary mechanism 4 adjustment test probe 52, through vertical drive mechanism 2 lets test probe 52 descend, until proximity sensor 54 triggers the response of predetermineeing the distance, accomplish the nickel piece with test probe 52's contact, through the external test equipment of heavy load connector 53 carries out automatic test to the nickel piece.
To sum up, the utility model has the advantages of:
the vertical transmission mechanism, the horizontal transmission mechanism and the rotating mechanism are arranged, so that the test module is controlled to move vertically and horizontally, the angle is adjusted to align the battery module, the battery module is positioned by arranging the camera module, the displacement distance is monitored by the second photoelectric sensor during vertical movement, and the displacement distance is monitored by the first photoelectric sensor during horizontal movement, so that the nickel sheet of the battery module is automatically aligned and positioned and calibrated, the test speed is improved, errors generated by manual test are avoided, and the quality of the nickel sheet test of the battery module is greatly improved; through full-automatic nickel sheet testing, workers are isolated from the nickel sheet testing part, and the workers are prevented from being injured by high voltage, so that the safety of the nickel sheet testing of the battery module is greatly improved; through setting up two horizontal drive mechanism, two rotary mechanism, two test module, realize testing the nickel piece of two battery module simultaneously, and then very big promotion battery module nickel piece test's efficiency.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. The utility model provides a battery module nickel piece test portion dress which characterized in that: the method comprises the following steps:
a supporting plate, the left and right sides of which are respectively provided with a hole;
the vertical transmission mechanism is fixedly arranged at the top end of the supporting plate;
the two horizontal transmission mechanisms are respectively and fixedly arranged on the left side and the right side of the top end of the supporting plate;
the two rotating mechanisms are arranged at the lower end of the supporting plate and are respectively connected with the power output end of the horizontal transmission mechanism through one hole;
the two test modules are respectively and fixedly arranged at the bottom end of the rotating mechanism;
the plurality of camera modules are arranged on the test module, and the shooting direction is downward;
and the limit sensing module is arranged on the vertical transmission mechanism.
2. The nickel plate test kit for a battery module according to claim 1, wherein: further comprising:
and the industrial personal computer is respectively connected with the vertical transmission mechanism, the horizontal transmission mechanism, the rotating mechanism, the testing module, the camera module and the limit sensing module.
3. The nickel plate test kit for a battery module according to claim 2, wherein: the vertical transmission mechanism comprises:
a moving plate;
the four linear bearings penetrate through four corners of the moving plate;
the top ends of the four shock absorption pads are fixedly connected with the bottom end of the linear bearing respectively, and the bottom ends of the four shock absorption pads are fixedly connected with the supporting plate;
the first servo motor is arranged on the moving plate and is connected with the industrial personal computer;
the middle part of the top plate is provided with a threaded hole and is fixedly arranged at the top ends of the four linear bearings;
and the bottom end of the ball screw is connected with the power output end of the first servo motor, and the top end of the ball screw is in threaded connection with the threaded hole.
4. The nickel plate test kit for a battery module according to claim 2, wherein: the horizontal transmission mechanism comprises:
the second servo motor is fixedly arranged at the top end of the supporting plate and is connected with the industrial personal computer;
one end of the shaft coupler is connected with the power output end of the second servo motor;
the two fixing rings are fixedly arranged at the top end of the supporting plate and symmetrically arranged at the left side and the right side of the hole;
the screw rod penetrates through the two fixing rings and is connected with the other end of the shaft coupler;
the guide rail is fixedly arranged at the top end of the supporting plate and is positioned on the front side or the rear side of the hole;
the first photoelectric sensors are connected with the guide rails in a sliding mode, sense the direction of the lead screw and are connected with the industrial personal computer.
5. The nickel plate test kit for battery modules according to claim 4, wherein: the horizontal transmission mechanism further comprises:
and the protective cover is arranged on the top end of the supporting plate, covers the shaft coupler, the fixing ring and the lead screw, and faces the first photoelectric sensor direction to be provided with a notch.
6. The nickel plate test kit for a battery module according to claim 2, wherein: the rotating mechanism includes:
the horizontal moving plate is arranged at the lower end of the supporting plate;
the lower ends of the two fixing pieces are fixedly connected with the top end of the horizontal moving plate, and the upper ends of the two fixing pieces are connected with the power output end of the horizontal transmission mechanism through the holes;
the hollow rotating platform is fixedly arranged at the bottom end of the horizontal moving plate;
the power output end of the third servo motor is connected with the hollow rotating platform, and the control end of the third servo motor is connected with the industrial personal computer;
the rotating transmission part is arranged at the bottom end of the hollow rotating platform and rotates in a linkage manner through the hollow rotating platform;
and the rotating plate is fixedly arranged at the bottom end of the rotating transmission part.
7. The nickel plate test part assembly for battery modules according to claim 6, wherein: the rotating mechanism further includes:
and the limiting bolt is arranged at the lower end of the horizontal moving plate through an extension rod and used for limiting the rotation of the rotary transmission part.
8. The nickel plate test kit for a battery module according to claim 2, wherein: the test module includes:
the test board is fixedly arranged at the bottom end of the rotating mechanism;
the test probes are arranged at the bottom end of the test board;
the heavy-load connector is arranged at the top end of the test board and is connected with each test probe;
and the at least one proximity sensor is arranged at the bottom end of the test board, has a downward sensing direction and is connected with the industrial personal computer.
9. The nickel plate test kit for a battery module according to claim 2, wherein: the camera module includes:
the fixing frame is provided with a shooting hole and is arranged at the edge of the top end of the test module;
and the camera is arranged at the upper end of the fixing frame, is positioned right above the shooting hole and is connected with the industrial personal computer.
10. The nickel plate test kit for a battery module according to claim 3, wherein: the limit sensing module includes:
the fixed rod is vertically arranged on the edge of the top end of the movable plate;
the upper limiting piece is fixedly arranged at the upper end of the fixed rod;
the lower limiting piece is fixedly arranged at the lower end of the fixed rod;
and the two second photoelectric sensors are respectively arranged on the upper limiting piece and the lower limiting piece, and the sensing direction faces to the inner side of the moving plate and is connected with the industrial personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123082955.0U CN216748018U (en) | 2021-12-09 | 2021-12-09 | Battery module nickel piece test portion dress |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123082955.0U CN216748018U (en) | 2021-12-09 | 2021-12-09 | Battery module nickel piece test portion dress |
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| CN216748018U true CN216748018U (en) | 2022-06-14 |
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| CN202123082955.0U Active CN216748018U (en) | 2021-12-09 | 2021-12-09 | Battery module nickel piece test portion dress |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236399A (en) * | 2021-12-09 | 2022-03-25 | 福建星云电子股份有限公司 | Battery module nickel piece test portion dress |
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2021
- 2021-12-09 CN CN202123082955.0U patent/CN216748018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236399A (en) * | 2021-12-09 | 2022-03-25 | 福建星云电子股份有限公司 | Battery module nickel piece test portion dress |
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