CN212872532U - Insulation and voltage resistance testing device for battery cell - Google Patents
Insulation and voltage resistance testing device for battery cell Download PDFInfo
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- CN212872532U CN212872532U CN202021126029.1U CN202021126029U CN212872532U CN 212872532 U CN212872532 U CN 212872532U CN 202021126029 U CN202021126029 U CN 202021126029U CN 212872532 U CN212872532 U CN 212872532U
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- probe
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- 238000012360 testing method Methods 0.000 title claims abstract description 105
- 238000009413 insulation Methods 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 102
- 230000005611 electricity Effects 0.000 claims abstract description 14
- 239000000523 sample Substances 0.000 claims description 62
- 230000006872 improvement Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000032258 transport Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a withstand voltage testing arrangement of electricity core relates to battery technical field. The battery cell comprises a tab, the voltage insulation and withstand test device of the battery cell comprises a supporting mechanism, a bearing mechanism, a test mechanism and a driving mechanism, wherein the bearing mechanism is arranged on the supporting mechanism, the bearing mechanism comprises a supporting piece, and the supporting piece is configured to support the tab; the driving mechanism is arranged on one side of the supporting mechanism, and the testing mechanism is arranged above the driving mechanism and opposite to the supporting piece. The testing mechanism is driven by the driving mechanism to press the lug arranged on the supporting piece downwards, so that the lug is not suspended during operation, and the risk of damage to the lug is reduced; and the insulation and voltage resistance testing device has the advantages of simple structure, convenience in operation, reduction in the operation difficulty of personnel, improvement on efficiency and lower cost.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a withstand voltage testing arrangement of electricity core.
Background
In the production process of the lithium battery, the insulation and voltage resistance test needs to be carried out on the battery core, so that the quality of the battery core is ensured.
At present, most of manual tests adopt an insulation and voltage resistance test clamp to clamp a lug, then a test button is opened to carry out measurement, and two-person operation is needed. During operation, the battery core tab is in a suspended state, the tab is easy to damage, and the test clamp is in a zigzag shape and is easy to damage the tab. The cylinder is adopted to push down simultaneously for automatic testing, but the equipment is complicated, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a withstand voltage testing arrangement of electricity core to the realization is converted into one-man operation by many people's operation, reduces the personnel's operation degree of difficulty, and lifting efficiency, and reduce the impaired risk of utmost point ear, easy operation, swift, the cost is lower.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a withstand voltage test device of electricity core, the electricity core includes utmost point ear, wherein includes:
a support mechanism;
a support mechanism disposed on the support mechanism, the support mechanism including a support configured to support the tab;
the testing mechanism is arranged above the driving mechanism and is opposite to the supporting piece.
Optionally, the carrying mechanism further includes a tray, the tray is used for carrying the battery cell, and the support member is disposed in the tray and detachably connected to the tray.
Optionally, the supporting mechanism includes a supporting plate, a sliding groove is arranged on the supporting plate, a sliding block is arranged below the tray, and the sliding block is matched with the sliding groove to enable the tray to be slidably connected with the supporting plate.
Optionally, the tray is provided with a taking part, and the taking part is arranged at two ends of the tray.
Optionally, an avoiding part is further arranged on the tray, and the avoiding part is arranged in the middle of the tray.
Optionally, the test mechanism includes a test probe and a probe fixing member, the test probe is disposed below the probe fixing member and is opposite to the supporting member, and the probe fixing member is fixedly connected to the movable end of the driving mechanism.
Optionally, the test mechanism further comprises a press buffer assembly, and the press buffer assembly is arranged between the test probe and the probe fixing member.
Optionally, the press buffer assembly includes a connecting member and an elastic member, the elastic member is sleeved on the connecting member, and the connecting member is used for connecting the test probe and the probe fixing member.
Optionally, the connecting piece includes double-screw bolt and two nuts, the test probe with be provided with the counter bore on the probe mounting relatively, the double-screw bolt passes in proper order the probe mounting elastic component with the test probe, just the both ends of double-screw bolt are respectively through two the nut is screwed up.
Optionally, the number of the supporting members is one or two.
The utility model has the advantages that:
the utility model provides a withstand voltage testing arrangement of electricity core through set up support piece in bearing the weight of the mechanism, support piece is configured to the utmost point ear of supporting electric core. The bearing mechanism is arranged on the supporting mechanism, the driving mechanism is arranged on one side of the supporting mechanism, and the testing mechanism is arranged above the driving mechanism and opposite to the supporting piece. The testing mechanism is driven by the driving mechanism to press the lug arranged on the supporting piece downwards, so that the lug is not suspended during operation, and the risk of damage to the lug is reduced; and the insulation and voltage resistance testing device has the advantages of simple structure, convenience in operation, reduction in the operation difficulty of personnel, improvement on efficiency and lower cost.
The utility model provides a withstand voltage testing arrangement of electricity core sets up the tray on supporting mechanism, places the battery in the tray, transports electric core through the tray, and the tray combines with the logistics line, has effectively avoided pollution and damage that direct contact caused electric core in the testing process. In addition, trays of different specifications are manufactured for the battery cores of different models, and the insulation and voltage resistance tests of the battery cores of different models are met by replacing the trays and adjusting the positions of the driving mechanisms on the supporting mechanisms.
The utility model provides a withstand voltage testing arrangement of electricity core sets up between test probe and probe mounting and pushes down the buffering subassembly, provides a buffering space for the test probe to the pressure of electricity core, has avoided the hard contact of test probe with electric core, has reduced the damaged risk of electric core.
Drawings
Fig. 1 is a schematic structural diagram of an apparatus for testing withstand voltage of an electrical core provided in an embodiment of the present invention;
fig. 2 is an exploded view of a withstand voltage testing apparatus for electrical cores provided by an embodiment of the present invention.
In the figure:
1. a support mechanism; 2. a carrying mechanism; 3. a testing mechanism; 4. a drive mechanism;
11. a support pallet; 12. a support pillar; 21. a support member; 22. a tray; 31. testing the probe; 32. a probe fixing member; 33. pressing the buffer component;
111. a chute; 112. a baffle plate; 221. a slider; 222. a taking part; 223. an avoidance part; 331. a stud; 332. a nut; 333. an elastic member.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1, the present embodiment provides a device for testing withstand voltage of a battery cell, where the battery cell includes tabs. The device for testing the voltage insulation and withstand of the battery cell comprises a supporting mechanism 1, a bearing mechanism 2, a testing mechanism 3 and a driving mechanism 4, wherein the bearing mechanism 2 is arranged on the supporting mechanism 1, the bearing mechanism 2 comprises a supporting piece 21, and the supporting piece 21 is configured to support a lug; the driving mechanism 4 is disposed on one side of the supporting mechanism 1, and the testing mechanism 3 is disposed above the driving mechanism 4 and opposite to the supporting member 21.
In the apparatus for testing withstand voltage of a battery cell provided in this embodiment, the support member 21 is disposed in the carrying mechanism 2, and the support member 21 is configured to support the tab of the battery cell. The bearing mechanism 2 is arranged on the supporting mechanism 1, the driving mechanism 4 is arranged on one side of the supporting mechanism 1, and the testing mechanism 3 is arranged above the driving mechanism 4 and opposite to the supporting member 21. The testing mechanism 3 is driven by the driving mechanism 4 to press the lug arranged on the supporting piece 21 downwards, so that the lug is not suspended during operation, and the risk of damage to the lug is reduced; and the insulation and voltage resistance testing device has the advantages of simple structure, convenience in operation, reduction in the operation difficulty of personnel, improvement on efficiency and lower cost.
Optionally, the carrying mechanism 2 further includes a tray 22, where the tray 22 is used to carry the battery cells, and the support member 21 is disposed in the tray 22 and detachably connected to the tray 22. In the present embodiment, the inner cavity of the tray 22 is matched with the shape of the battery cell, so as to place the battery cell in the inner cavity of the tray 22, and the length of the supporting member 21 is the same as the width of the battery cell; the length of the tab along the length direction of the battery cell is L1, and the width of the support piece 21 is the same as that of L1; the distance from one side of the battery cell to the lug is L2 along the thickness direction of the battery cell, and the height of the support piece 21 is the same as that of L2. The support member 21 is disposed in the tray 22 at a position corresponding to the tab, so that when the battery cell is placed in the tray 22, the support member 21 is used to support the tab. Countersunk holes are formed in two ends of the supporting piece 21, threaded holes are correspondingly formed in the tray 22, and the supporting piece 21 and the tray 22 are fixedly connected through bolts.
Optionally, the support 21 is one or two. In this embodiment, the positive and negative electrode tabs of the battery cell are respectively led out from two sides of the battery cell, so two supporting members 21 are provided, and the two supporting members 21 are respectively provided at two ends of the tray 22. The driving mechanisms 4 and the testing mechanisms 3 are both set to be two, the two driving mechanisms 4 are respectively arranged on two sides of the supporting mechanism 1, the two testing mechanisms 3 are respectively arranged opposite to the two supporting pieces 21, the two driving mechanisms 4 work simultaneously, and the two testing mechanisms 3 are driven to simultaneously carry out insulation and voltage resistance testing on lugs on two sides of the battery core.
In this embodiment, the driving mechanism 4 is a cylinder, a fixed end of the cylinder is fixedly connected with one side of the supporting mechanism 1, and a movable end of the cylinder is fixedly connected with the testing mechanism 3. Of course, in other embodiments, the driving mechanism 4 may be other driving mechanisms such as an electric push rod and a hydraulic cylinder.
In another alternative embodiment of the present invention, the supporting members 21 may be one. For the battery cell with the positive and negative electrode tabs led out from one side of the battery cell, only one supporting piece 21, one driving mechanism 4 and one testing mechanism 3 need to be arranged.
Optionally, the supporting mechanism 1 includes a supporting plate 11, a sliding slot 111 is disposed on the supporting plate 11, a sliding block 221 is disposed under the tray 22, and the sliding block 221 cooperates with the sliding slot 111 to slidably connect the tray 22 with the supporting plate 11. In this embodiment, the supporting mechanism 1 further includes a supporting column 12, the supporting column 12 is disposed below the supporting pallet 11 and is used for supporting the supporting pallet 11; the support columns 12 are two, and the two support columns 12 are arranged at two ends of the support supporting plate 11 and fixedly connected through bolts. The supporting plate 11 is provided with two sliding grooves 111, and one side of the sliding grooves 111 along the length direction is provided with a baffle 112 to prevent the tray 22 from sliding off one side of the supporting plate 11; a slide block 221 is arranged at a position corresponding to the slide groove 111 below the tray 22, two slide blocks 221 are arranged corresponding to each slide groove 111, and the slide blocks 221 are matched with the slide grooves 111 to move the tray 22 to a position corresponding to the testing mechanism 3.
Alternatively, as shown in fig. 2, the tray 22 is provided with the taking portions 222, and the taking portions 222 are provided at both ends of the tray 22. In this embodiment, the two ends of the bottom of the tray 22 are provided with grooves, which is convenient for manual or mechanical hand to take when the tray 22 is transferred.
Optionally, an avoiding portion 223 is further disposed on the tray 22, and the avoiding portion 223 is disposed in the middle of the tray 22. In this embodiment, two openings are provided in the middle of the bottom plate on one side of the tray 22, so that the battery cells can be taken out conveniently.
The withstand voltage testing arrangement of electric core that this embodiment provided sets up tray 22 on supporting mechanism 1, places the battery in tray 22, transports electric core through tray 22, and tray 22 combines with the logistics line, has effectively avoided pollution and damage that direct contact caused electric core in the test procedure. In addition, trays 22 with different specifications are manufactured for the cells with different models, and the insulation and voltage resistance tests of the cells with different models are met by replacing the trays 22 and adjusting the positions of the driving mechanisms 4 on the supporting mechanism 1.
Alternatively, as shown in fig. 2, the testing mechanism 3 includes a testing probe 31 and a probe fixing member 32, the testing probe 31 is disposed below the probe fixing member 32 and is disposed opposite to the support member 21, and the probe fixing member 32 is fixedly connected to the movable end of the driving mechanism 4. In this embodiment, the probe fixing member 32 is a rectangular parallelepiped, one end of which is fixedly connected to the movable end of the driving mechanism 4, and the other end of which is connected to the test probe 31, and the test probe 31 is a copper block on which a test switch is disposed. The driving mechanism 4 drives the probe fixing part 32 to drive the test probe 31 to carry out the insulation and voltage resistance test on the polar ear.
Optionally, as shown in fig. 2, the testing mechanism 3 further includes a press-down buffer assembly 33, and the press-down buffer assembly 33 is disposed between the testing probe 31 and the probe holder 32. Specifically, the push-down buffer assembly 33 includes a connector and an elastic member 333, wherein the elastic member 333 is sleeved on the connector, and the connector is used for connecting the test probe 31 and the probe holder 32. In this embodiment, the number of the push buffering members 33 is two, and the elastic member 333 is a spring. Of course, in other embodiments, the elastic member 333 may be an elastic sleeve or a rubber ring.
Optionally, the connecting member includes a stud 331 and two nuts 332, counter bores are oppositely disposed on the test probe 31 and the probe fixing member 32, the stud 331 sequentially passes through the probe fixing member 32, the elastic member 333 and the test probe 31, and two ends of the stud 331 are respectively screwed by the two nuts 332. The two ends of the stud 331 are provided with threads, the middle of the stud is provided with no threads, and the elastic piece 333 is sleeved at the middle part of the stud. After the test probe 31 abuts against the lug, the probe fixing member 32 overcomes the elastic force of the spring to apply pressure to the test probe 31 under the driving of the cylinder, and the probe fixing member 32 has displacement with a certain length on the stud 331, so that a buffer space is provided for the pressure of the test probe 31, and the hard contact of the test probe 31 on the lug is avoided.
The withstand voltage testing arrangement of electricity core that this embodiment provided sets up between test probe 31 and probe mounting 32 and pushes down buffering subassembly 33, provides a buffer space for test probe 31 is to the pressure of electricity core, has avoided the hard contact of test probe 31 with electric core, has reduced the damaged risk of electricity core.
The working process of the dielectric withstand voltage testing device for the battery core provided by the embodiment is as follows:
firstly, the battery core is placed in a tray 22 adapted to the model of the battery core, the tabs at two ends are arranged on the support piece 21, the sliding block 221 at the bottom of the tray 22 corresponds to the sliding groove 111 on the support supporting plate 11, and the tray 22 is pushed to slide to the position where the tab of the battery placed in the tray corresponds to the test probe 31. Then the pneumatic switch is turned on, the cylinders on the two sides are pressed down simultaneously, so that the test probe 31 is pressed down to be abutted to the lug, and the test switch is turned on simultaneously for measurement. After the measurement is completed, the test switch and the pneumatic switch are turned off, and the tray 22 is transferred from the support pallet 11 by the pickup portion 222 to the next process.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a withstand voltage test device of electricity core, electricity core includes utmost point ear, its characterized in that includes:
a support mechanism (1);
a carrying mechanism (2), wherein the carrying mechanism (2) is arranged on the supporting mechanism (1), the carrying mechanism (2) comprises a support part (21), and the support part (21) is configured to support the pole lug;
the test device comprises a test mechanism (3) and a driving mechanism (4), wherein the driving mechanism (4) is arranged on one side of the supporting mechanism (1), and the test mechanism (3) is arranged above the driving mechanism (4) and is opposite to the supporting piece (21).
2. The apparatus for withstand voltage testing of battery cells according to claim 1, wherein the carrying mechanism (2) further comprises a tray (22), the tray (22) is used for carrying the battery cells, and the supporting member (21) is disposed in the tray (22) and detachably connected to the tray (22).
3. The device for testing the dielectric withstand voltage of the battery cell of claim 2, wherein the supporting mechanism (1) comprises a supporting plate (11), a sliding groove (111) is arranged on the supporting plate (11), a sliding block (221) is arranged below the tray (22), and the sliding block (221) is matched with the sliding groove (111) to enable the tray (22) to be slidably connected with the supporting plate (11).
4. The device for testing the dielectric withstand voltage of the battery cell of claim 2, wherein the tray (22) is provided with a taking part (222), and the taking parts (222) are arranged at two ends of the tray (22).
5. The device for testing the withstand voltage of the battery cell of claim 4, wherein an avoiding portion (223) is further disposed on the tray (22), and the avoiding portion (223) is disposed in the middle of the tray (22).
6. The device for testing the dielectric withstand voltage of the battery cell of claim 1, wherein the testing mechanism (3) comprises a testing probe (31) and a probe fixing member (32), the testing probe (31) is disposed below the probe fixing member (32) and is disposed opposite to the supporting member (21), and the probe fixing member (32) is fixedly connected to the movable end of the driving mechanism (4).
7. The device for testing the dielectric withstand voltage of the battery cell of claim 6, wherein the testing mechanism (3) further comprises a press-down buffer assembly (33), and the press-down buffer assembly (33) is arranged between the testing probe (31) and the probe fixing member (32).
8. The device for testing the withstand voltage of the battery cell of claim 7, wherein the push-down buffer assembly (33) comprises a connector and an elastic member (333), the elastic member (333) is sleeved on the connector, and the connector is used for connecting the test probe (31) and the probe fixing member (32).
9. The device for testing the dielectric withstand voltage of the battery cell of claim 8, wherein the connecting member comprises a stud (331) and two nuts (332), counter bores are oppositely arranged on the test probe (31) and the probe fixing member (32), the stud (331) sequentially penetrates through the probe fixing member (32), the elastic member (333) and the test probe (31), and two ends of the stud (331) are respectively screwed by the two nuts (332).
10. The device for testing the dielectric withstand voltage of the battery cell of claim 1, wherein the number of the supports (21) is one or two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021126029.1U CN212872532U (en) | 2020-06-17 | 2020-06-17 | Insulation and voltage resistance testing device for battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021126029.1U CN212872532U (en) | 2020-06-17 | 2020-06-17 | Insulation and voltage resistance testing device for battery cell |
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| Publication Number | Publication Date |
|---|---|
| CN212872532U true CN212872532U (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021126029.1U Active CN212872532U (en) | 2020-06-17 | 2020-06-17 | Insulation and voltage resistance testing device for battery cell |
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| CN (1) | CN212872532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519063A (en) * | 2023-07-03 | 2023-08-01 | 惠州市成泰自动化科技有限公司 | Detection device and detection method applied to cylindrical battery |
-
2020
- 2020-06-17 CN CN202021126029.1U patent/CN212872532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519063A (en) * | 2023-07-03 | 2023-08-01 | 惠州市成泰自动化科技有限公司 | Detection device and detection method applied to cylindrical battery |
| CN116519063B (en) * | 2023-07-03 | 2023-11-24 | 惠州市成泰自动化科技有限公司 | Detection device and detection method applied to cylindrical battery |
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