CN215449526U - High-power charge-discharge testing device - Google Patents
High-power charge-discharge testing device Download PDFInfo
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- CN215449526U CN215449526U CN202121597748.6U CN202121597748U CN215449526U CN 215449526 U CN215449526 U CN 215449526U CN 202121597748 U CN202121597748 U CN 202121597748U CN 215449526 U CN215449526 U CN 215449526U
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- 238000012360 testing method Methods 0.000 title claims abstract description 73
- 210000005056 cell body Anatomy 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 10
- 210000004027 cell Anatomy 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The utility model discloses a high-power charging and discharging test device which comprises a test board and a cell body, wherein the cell body is arranged at the top of the test board, a containing groove is formed in the top of the test board, a bidirectional threaded rod is rotatably connected inside the containing groove, two clamping plates which are symmetrically distributed are sleeved on the bidirectional threaded rod, two grooves which are uniformly distributed are formed in the top of the test board, racks are slidably connected inside the two grooves, and shaft levers are rotatably connected inside the two grooves. According to the utility model, through the mutual cooperation of the holding tank, the bidirectional threaded rod and the clamping plate, the purpose of clamping and fixing the battery cell body can be realized, the electric core clamping device is suitable for multi-size battery cells, the applicability is improved while the positioning is realized, and meanwhile, through the mutual cooperation of the groove, the rack, the gear, the screw rod, the sleeve column and the spring, the purpose of positioning the position of the test wire harness can be realized, and the test effect is improved.
Description
Technical Field
The utility model relates to the technical field of charge and discharge testing devices, in particular to a high-power charge and discharge testing device.
Background
With the rapid development of new energy automobiles, a power battery becomes a necessary core component, and is directly related to the use and safety performance of electric automobiles, so the performance of a battery pack of an energy storage device of the electric automobile determines the product quality of the whole automobile, in order to simulate the performance condition of the whole automobile in the running process, a simulation test needs to be carried out on the charge and discharge of a single battery cell in the development process of a battery cell product, in the development process of the single battery cell product, the charge and discharge of a small current can directly select the battery cell opposite to a thimble for charge and discharge, but the thimble has insufficient current resistance strength and accuracy during the charge and discharge of a large current, so a cable copper terminal with strong current resistance is adopted for connection, in the current test, because a test board has no specific clamp for positioning the battery cell, the battery cell is generally and is directly placed in a constant temperature test box, so as to place the battery cell, not only the battery core position is unstable, can influence the battery core performance moreover and also can't simulate the state of battery core in whole car operation process simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the above problems, a high power charging and discharging testing device is proposed.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a high-power charging and discharging test device comprises a test board and a cell body, wherein the cell body is arranged at the top of the test board, the top of the test board is provided with an accommodating groove, the inside of the accommodating groove is rotationally connected with a bidirectional threaded rod, the two-way threaded rod is sleeved with two clamping plates which are symmetrically distributed, the top of the test board is provided with two grooves which are evenly distributed, racks are respectively connected inside the two grooves in a sliding manner, shaft levers are respectively connected inside the two grooves in a rotating manner, gears matched with the racks are respectively sleeved on the two shaft levers, the top of each rack is fixedly connected with a screw rod, a sleeve column is sleeved outside the screw rod, and with cover post swing joint, the top fixedly connected with of screw rod and cover post complex fixed block, the top fixedly connected with spring of fixed block, the spring setting is in the inside of cover post.
Preferably, the battery cell body is arranged between two clamping plates, rubber pads are arranged on one sides of the two clamping plates close to the battery cell body, and the outside of the battery cell body is in contact with the rubber pads.
Preferably, two the recess symmetric distribution is in the both sides of holding tank, the both ends of rack all run through the recess and extend to the outside to with recess sliding connection, the gear is connected with the meshing of rack, the one end that the gear was kept away from to the axostylus axostyle runs through the recess and extends to the outside of testboard to the first knob of fixedly connected with.
Preferably, one end of the bidirectional threaded rod extends to the outside of the test bench through the accommodating groove, and a second knob is fixedly connected with the bidirectional threaded rod.
Preferably, the flexible end and the inside upper surface wall fixed connection of cover post of spring, the cover is equipped with the spacing cap with cover post complex on the screw rod to with spacing cap threaded connection, spacing cap is located the below of cover post, and with the bottom contact of cover post.
Preferably, the top of the sleeve column is fixedly connected with a limiting frame, a test wire harness is arranged inside the limiting frame and is movably connected with the test wire harness, and one end of the test wire harness, which is close to the cell body, is fixedly connected with a clamping joint.
Preferably, the top of spacing frame is provided with the through-hole, the through-hole runs through spacing frame from top to bottom to set up with spacing frame intercommunication, the inside threaded connection of through-hole has spacing bolt, the bottom and the test pencil contact of spacing bolt.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. this application can realize the purpose of the fixed electric core body of centre gripping through mutually supporting of holding tank, two-way threaded rod and the cardboard that sets up, is applicable to many sizes of electric core moreover, improves the suitability when realizing the location.
2. The purpose of positioning the position of the test harness can be realized by the mutual matching of the arranged groove, the rack, the gear, the screw rod, the sleeve column and the spring, the test effect is improved, when in use, the two-way threaded rod is rotated by the second knob, so that the two clamping plates move towards the opposite direction to be convenient for placing the electric core body to be tested between the two clamping plates, the second knob is rotated in the direction to be convenient for the two clamping plates to be close to each other and to be fully contacted with the electric core body, so that the position of the electric core body is fixed and not shaken, the first knob is rotated according to the position of the electric core body, the position of the screw rod is adjusted under the meshing action of the gear and the rack, so that the clamping head of the test harness is clamped with the positive and negative ends of the electric core body, the limiting cap is rotated towards the upper part of the screw rod, so that the sleeve column slides upwards to be matched with the electric core bodies with different sizes, the adjusted test bench is placed in a constant temperature test box, therefore, the test device realizes test work, has simple structure, convenient operation and strong applicability and practicability.
Drawings
FIG. 1 is a schematic diagram illustrating an overall structure of a testing apparatus according to an embodiment of the present invention;
FIG. 2 is a side cross-sectional structural view of a testing device provided in accordance with an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating an assembly structure of a testing apparatus according to an embodiment of the present invention.
Illustration of the drawings:
1. a test bench; 2. a cell body; 3. a bidirectional threaded rod; 4. clamping a plate; 5. a rubber pad; 6. a groove; 7. a rack; 8. a gear; 9. a screw; 10. sleeving a column; 11. a fixed block; 12. a spring; 13. a limiting frame; 14. testing the wiring harness; 15. a clamping head; 16. a limit bolt; 17. a limiting cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a high-power charging and discharging test device comprises a test board 1 and a cell body 2, wherein the cell body 2 is arranged at the top of the test board 1, a containing groove is arranged at the top of the test board 1, a bidirectional threaded rod 3 is rotatably connected inside the containing groove, two clamping plates 4 which are symmetrically distributed are sleeved on the bidirectional threaded rod 3, two grooves 6 which are uniformly distributed are arranged at the top of the test board 1, racks 7 are slidably connected inside the two grooves 6, shaft levers are rotatably connected inside the two grooves 6, gears 8 which are matched with the racks 7 are sleeved on the two shaft levers, a screw 9 is fixedly connected at the top of each rack 7, sleeve columns 10 are sleeved outside the screw 9, and with socle 10 swing joint, the top fixedly connected with of screw rod 9 and socle 10 complex fixed block 11, the top fixedly connected with spring 12 of fixed block 11, spring 12 sets up the inside at socle 10.
Specifically, as shown in fig. 1 and fig. 3, the battery cell body 2 is disposed between two clamping plates 4, one side of each of the two clamping plates 4 close to the battery cell body 2 is provided with a rubber pad 5, the outside of the battery cell body 2 is in contact with the rubber pad 5, and the rubber pad 5 is disposed to protect the outer surface of the battery cell body 2 from being damaged to some extent.
Specifically, as shown in fig. 1 and 2, two grooves 6 are symmetrically distributed on two sides of the accommodating groove, two ends of the rack 7 penetrate through the grooves 6 and extend to the outside, the gear 8 is connected with the rack 7 in a meshed mode, one end, far away from the gear 8, of the shaft rod penetrates through the grooves 6 and extends to the outside of the test bench 1, and the shaft rod is fixedly connected with a first knob.
Specifically, as shown in fig. 3, the one end of the two-way threaded rod 3 runs through the holding tank and extends to the outside of the test table 1, and the two clamping plates 4 are respectively sleeved at the two ends of the threads in different directions on the two-way threaded rod 3, so that the two clamping plates 4 are opposite in moving direction.
Specifically, as shown in fig. 2 and 3, the telescopic end of the spring 12 is fixedly connected with the inner upper surface wall of the casing column 10, the screw 9 is sleeved with a limiting cap 17 matched with the casing column 10 and in threaded connection with the limiting cap 17, the limiting cap 17 is located below the casing column 10 and in contact with the bottom of the casing column 10, the spring 12 is in a natural extension state in an original state, and in the process that the limiting cap 17 moves up on the screw 9 continuously, the spring 12 is stretched continuously to enable the casing column 10 to move up continuously and stabilize the position of the casing column 10.
Specifically, as shown in fig. 1, a limiting frame 13 is fixedly connected to the top of the sleeve column 10, a test harness 14 is arranged inside the limiting frame 13 and movably connected to the test harness 14, and a clamping joint 15 is fixedly connected to one end, close to the cell body 2, of the test harness 14.
Specifically, as shown in fig. 3, a through hole is formed in the top of the limiting frame 13, the through hole penetrates through the limiting frame 13 from top to bottom and is communicated with the limiting frame 13, a limiting bolt 16 is connected to the inner thread of the through hole, the bottom of the limiting bolt 16 is in contact with the test harness 14, the test harness 14 can be pulled through the limiting frame 13, and the position of the test harness 14 is adjusted and then fixed through the limiting bolt 16.
In summary, in the high-power charging and discharging testing apparatus provided in this embodiment, when in use, the two clamping plates 4 are moved in the opposite direction by rotating the two-way threaded rod 3 through the second knob, so as to place the electrical core body 2 to be tested between the two clamping plates, the second knob is rotated in the opposite direction so as to make the two clamping plates 4 approach each other and fully contact with the electrical core body 2, so that the electrical core body 2 is fixed in position and does not shake, the first knob is rotated according to the position of the electrical core body 2, the position of the screw 9 is adjusted under the meshing action of the gear 8 and the rack 7, so as to facilitate the clamping head 15 of the test harness 14 to be clamped with the positive and negative ends of the electrical core body 2, and the limit cap 17 is rotated above the screw 9, so that the sleeve column 10 slides upwards to match the electrical core bodies 2 with different sizes, and the adjusted testing table 1 is placed in a constant temperature testing box, so as to implement testing work, simple structure, convenient operation, and strong applicability and practicability.
The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A high-power charging and discharging testing device comprises a testing table (1) and an electric core body (2), wherein the electric core body (2) is arranged at the top of the testing table (1), and is characterized in that a containing groove is formed in the top of the testing table (1), a two-way threaded rod (3) is rotatably connected in the containing groove, two clamping plates (4) which are symmetrically distributed are sleeved on the two-way threaded rod (3), two grooves (6) which are uniformly distributed are formed in the top of the testing table (1), racks (7) are slidably connected in the two grooves (6), shaft levers are rotatably connected in the two grooves (6), gears (8) which are matched with the racks (7) are sleeved on the two shaft levers, a screw rod (9) is fixedly connected to the top of each rack (7), and sleeve columns (10) are sleeved outside the screw rod (9), and with cover post (10) swing joint, the top fixedly connected with of screw rod (9) and cover post (10) complex fixed block (11), the top fixedly connected with spring (12) of fixed block (11), spring (12) set up the inside at cover post (10).
2. The high-power charging and discharging testing device according to claim 1, wherein the cell body (2) is disposed between two clamping plates (4), rubber pads (5) are disposed on both sides of the two clamping plates (4) close to the cell body (2), and the outside of the cell body (2) is in contact with the rubber pads (5).
3. The high-power charging and discharging testing device according to claim 1, wherein the two grooves (6) are symmetrically distributed on two sides of the accommodating groove, two ends of the rack (7) extend to the outside through the grooves (6) and are slidably connected with the grooves (6), the gear (8) is meshed with the rack (7), one end of the shaft rod, which is far away from the gear (8), extends to the outside of the testing table (1) through the grooves (6) and is fixedly connected with the first knob.
4. A high power charging and discharging test device according to claim 1, wherein one end of the bidirectional threaded rod (3) extends to the outside of the test platform (1) through the receiving groove, and a second knob is fixedly connected.
5. The high-power charging and discharging testing device according to claim 1, wherein the telescopic end of the spring (12) is fixedly connected with the inner upper surface wall of the sleeve column (10), a limiting cap (17) matched with the sleeve column (10) is sleeved on the screw (9) and is in threaded connection with the limiting cap (17), and the limiting cap (17) is located below the sleeve column (10) and is in contact with the bottom of the sleeve column (10).
6. The high-power charging and discharging testing device according to claim 1, wherein a limiting frame (13) is fixedly connected to the top of the sleeve column (10), a testing harness (14) is arranged inside the limiting frame (13) and movably connected with the testing harness (14), and a clamping joint (15) is fixedly connected to one end, close to the cell body (2), of the testing harness (14).
7. The high-power charging and discharging testing device according to claim 6, wherein a through hole is formed in the top of the limiting frame (13), the through hole penetrates through the limiting frame (13) from top to bottom and is communicated with the limiting frame (13), a limiting bolt (16) is connected to the through hole in a threaded mode, and the bottom of the limiting bolt (16) is in contact with the testing wiring harness (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121597748.6U CN215449526U (en) | 2021-07-14 | 2021-07-14 | High-power charge-discharge testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121597748.6U CN215449526U (en) | 2021-07-14 | 2021-07-14 | High-power charge-discharge testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215449526U true CN215449526U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121597748.6U Expired - Fee Related CN215449526U (en) | 2021-07-14 | 2021-07-14 | High-power charge-discharge testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215449526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116184233A (en) * | 2023-03-27 | 2023-05-30 | 安可捷检测(常州)有限公司 | Battery cell charging and discharging testing device convenient for clamping |
-
2021
- 2021-07-14 CN CN202121597748.6U patent/CN215449526U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116184233A (en) * | 2023-03-27 | 2023-05-30 | 安可捷检测(常州)有限公司 | Battery cell charging and discharging testing device convenient for clamping |
| CN116184233B (en) * | 2023-03-27 | 2023-09-15 | 安可捷检测(常州)有限公司 | Battery cell charging and discharging testing device convenient for clamping |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |