CN214426945U - Power battery drop test machine - Google Patents
Power battery drop test machine Download PDFInfo
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- CN214426945U CN214426945U CN202120087817.2U CN202120087817U CN214426945U CN 214426945 U CN214426945 U CN 214426945U CN 202120087817 U CN202120087817 U CN 202120087817U CN 214426945 U CN214426945 U CN 214426945U
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Abstract
The utility model belongs to the technical field of battery drop test machine, in particular to a power battery drop test machine, which comprises a base, wherein one side of the top of the base is fixedly provided with a shock absorber, one side of the top of the base is symmetrically provided with two second connecting blocks, one side of the two second connecting blocks, which is close to each other, is rotatably connected with a second rotating wheel, the top of the base is symmetrically provided with two symmetrical first sliding rods, the two first sliding rods are rotatably connected with the same first rotating wheel, the first rotating wheel is sleeved with a driving belt, one end of the driving belt is fixedly connected with the second rotating wheel, a first arc-shaped clamping block is pulled, a motor is started, the motor rotates forwards to clamp the power battery, the clamping of the power battery can be loosened by the reverse rotation of the motor, the driving motor is started, the driving motor rotates backwards, the drop test of the power battery can be carried out, and the operation is convenient, the practicability is improved.
Description
Technical Field
The utility model relates to a battery drop test machine technical field especially relates to a power battery drop test machine.
Background
According to the requirements of GB/T31485-2015 safety requirements and experimental methods for power storage batteries for electric vehicles, a series of safety tests are required before the power batteries are delivered, a drop test is an important item and a conventional test is required, in the field of cylindrical steel shell batteries, most enterprises adopt an artificial drop mode to test, the artificial drop mode has the defects of poor drop height and drop angle repeatability and human errors caused by different testers, and meanwhile, the great hidden danger exists on the personal safety of the testers when the batteries are dropped and exploded once the batteries are fired.
Most power battery drop test machines at present mostly test by hand, so not only increased the potential safety hazard, also inconvenient test, more be difficult to the protection personal safety, some battery drop test machines all are striking simulation drop test, restore the battery mode of falling inadequately like this, are unfavorable for obtaining accurate numerical value, so we a power battery drop test machine for solve the problem that provides.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the power battery drop test machine who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a power battery drop test machine comprises a base, wherein a shock absorber is fixedly mounted on one side of the top of the base, two second connecting blocks are symmetrically arranged on one side of the top of the base, one side, close to each other, of the two second connecting blocks is rotatably connected with a second rotating wheel, two symmetrical first sliding rods are symmetrically arranged on the top of the base, the two first sliding rods are rotatably connected with the same first rotating wheel, a driving belt is sleeved on the first rotating wheel, one end of the driving belt is fixedly connected with the second rotating wheel, a power assembly is connected to one side of the second rotating wheel, the first sliding rods are slidably connected with a first connecting block, a mounting block is fixedly mounted on one side of the first connecting block, the top of the mounting block is fixedly connected with one end of the driving belt, a mounting cavity is formed in the mounting block, and a first sliding groove is formed in one side of the inner wall of the mounting cavity, first sliding tray sliding connection has the second slide bar that two symmetries set up, second slide bar one side fixed mounting has the third connecting block, two one side that the third connecting block is close to each other all rotates and is connected with the rotary rod, two the one end that the rotary rod is close to each other rotates and is connected with the carousel, the carousel bottom is provided with drive assembly, second slide bar one end fixedly connected with second arc clamp splice, the sliding hole has been seted up to second arc clamp splice one side, sliding hole sliding connection has the third slide bar, the first arc clamp splice of third slide bar one end fixedly connected with.
Preferably, the power assembly comprises a driving motor, the driving motor is embedded in the second connecting block, an output shaft of the driving motor penetrates through the rotating hole and extends to one side of the second connecting block, and one end of the output shaft of the driving motor is fixedly connected with one side of the second rotating wheel.
Preferably, the top of the shock absorber is fixedly connected with a falling table.
Preferably, two one side that second arc clamp splice is close to each other is provided with lug and recess respectively, lug and recess looks adaptation, the second sliding tray has been seted up at second arc clamp splice top, second sliding tray sliding connection has the threaded rod, threaded rod bottom and third sliding bar top fixed connection, threaded rod threaded connection has the nut.
Preferably, a sliding block is fixedly mounted at the bottom of the second sliding rod, the sliding block is connected with a guide rail in a sliding manner, and the bottom of the guide rail is fixedly connected with the top of the mounting cavity.
Preferably, the driving assembly comprises a motor, an output shaft of the motor is fixedly connected with the bottom of the rotary table, and the bottom of the motor is fixedly connected with the inner wall of the top of the mounting cavity.
The utility model has the advantages that:
1. when pressing from both sides tight power battery, the nut rotates, according to power battery diameter size, stimulate first arc clamp splice, make first arc clamp splice through the interval size between sliding adjustment and the second arc clamp splice in the third slide bar, thereby can adapt to the not power battery centre gripping of equidimension fixed, the third slide bar drives the threaded rod and slides in the second sliding tray, adjust to suitable size, the nut of screwing, make first arc clamp splice by the braking, the starter motor, motor corotation, motor output shaft drives the carousel and rotates, the carousel drives the rotary rod and rotates, rotary rod pulling third connecting block, third connecting block pulling second slide bar passes through the slider and inwards is close to and presss from both sides tight power battery along guide rail lateral shifting, otherwise, the motor reversal, then the power battery is loosened to outside lateral shifting of second slide bar.
2. When carrying out drop test, start driving motor, driving motor reversal, driving motor output shaft drives the rotation of second runner, the second runner drives the drive belt and rotates, the drive belt drives first runner and rotates, the second arc clamp splice is put down to the revolving force that the second runner was passed through in the drive belt, power battery is the free fall through the first connecting block in both sides and is fallen the platform along first slide bar, the impact force when bottom bumper shock absorber slows down power battery and falls suddenly, otherwise, driving motor corotation, then the drive belt is withdrawed, the drive belt pulling second arc clamp splice rises.
The utility model discloses simple structure stimulates first arc clamp splice, the starter motor, and motor corotation can press from both sides tightly power battery, and the motor reversal can loosen the clamp to power battery tightly, starts driving motor, and driving motor reverses, can carry out the drop test to power battery, and convenient operation has improved the practicality.
Drawings
Fig. 1 is a schematic view of the overall structure of a power battery drop test machine provided by the present invention;
fig. 2 is a partial side sectional view of a power battery drop test machine provided by the present invention;
fig. 3 is a top cross-sectional view of a mounting block of a power battery drop test machine provided by the utility model;
Fig. 4 is the utility model provides a power battery drop test machine's fig. 3 installation piece part section view of looking down.
In the figure: 1. a base; 2. a shock absorber; 3. a falling platform; 4. a first connection block; 5. a first arc-shaped clamping block; 6. a second arc-shaped clamping block; 7. a nut; 8. a threaded rod; 9. a first slide bar; 10. a first runner; 11. a transmission belt; 12. mounting blocks; 13. a second runner; 14. a second connecting block; 15. a drive motor; 16. a mounting cavity; 17. a second slide bar; 18. a groove; 19. a bump; 20. a third slide bar; 21. a turntable; 22. a third connecting block; 23. rotating the rod; 24. a motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-4, a power battery drop test machine comprises a base 1, a shock absorber 2 is fixedly installed on one side of the top of the base 1, two second connecting blocks 14 are symmetrically arranged on one side of the top of the base 1, a second rotating wheel 13 is rotatably connected to one side of the two second connecting blocks 14 close to each other, two symmetrical first sliding rods 9 are symmetrically arranged on the top of the base 1, the two first sliding rods 9 are rotatably connected with the same first rotating wheel 10, a driving belt 11 is sleeved on the first rotating wheel 10, one end of the driving belt 11 is fixedly connected with the second rotating wheel 13, a power assembly is connected to one side of the second rotating wheel 13, the first sliding rods 9 are slidably connected with a first connecting block 4, an installation block 12 is fixedly installed on one side of the first connecting block 4, the top of the installation block 12 is fixedly connected with one end of the driving belt 11, an installation cavity 16 is formed inside the installation block 12, a first sliding groove is formed on one side of the inner wall of the installation cavity 16, first sliding tray sliding connection has the second slide bar 17 that two symmetries set up, second slide bar 17 one side fixed mounting has third connecting block 22, one side that two third connecting blocks 22 are close to each other all rotates and is connected with rotary rod 23, the one end that two rotary rods 23 are close to each other rotates and is connected with carousel 21, carousel 21 bottom is provided with drive assembly, 17 one end fixedly connected with second arc clamp splice 6 of second slide bar, the slip hole has been seted up to second arc clamp splice 6 one side, slip hole sliding connection has third slide bar 20, the first arc clamp splice 5 of 20 one end fixedly connected with of third slide bar.
Example two
The improvement is further based on the first embodiment: the power assembly comprises a driving motor 15, the driving motor 15 is embedded in the second connecting block 14, an output shaft of the driving motor 15 penetrates through the rotating hole and extends to one side of the second connecting block 14, one end of the output shaft of the driving motor 15 is fixedly connected with one side of the second rotating wheel 13, the top of the shock absorber 2 is fixedly connected with the falling table 3, one side, close to each other, of each of the two second arc-shaped clamping blocks 6 is provided with a convex block 19 and a groove 18 respectively, the convex block 19 is matched with the groove 18, the top of each second arc-shaped clamping block 6 is provided with a second sliding groove, the second sliding groove is connected with a threaded rod 8 in a sliding manner, the bottom of each threaded rod 8 is fixedly connected with the top of a third sliding rod 20, the threaded rod 8 is in threaded connection with a nut 7, the bottom of the second sliding rod 17 is fixedly provided with a sliding block, the sliding block is connected with a guide rail in a sliding manner, the bottom of the guide rail is fixedly connected with the top of the mounting cavity 16, the driving assembly comprises a motor 24, the output shaft of the motor 24 is fixedly connected with the bottom of a rotating disc 21, the bottom of the motor 24 is fixedly connected with the inner wall of the top of the mounting cavity 16.
The working principle is as follows: when the power battery is clamped, the nut 7 is rotated, the first arc-shaped clamping block 5 is pulled according to the diameter of the power battery, the first arc-shaped clamping block 5 is enabled to slide in the third sliding rod 20 to adjust the distance between the first arc-shaped clamping block 5 and the second arc-shaped clamping block 6, so that the clamping and fixing of the power batteries with different sizes can be adapted, the third sliding rod 20 drives the threaded rod 8 to slide in the second sliding groove, when the adjustment is carried out to a proper size, the nut 7 is screwed, the first arc-shaped clamping block 5 is braked, the motor 24 is started, the motor 24 rotates forwards, the output shaft of the motor 24 drives the rotary disc 21 to rotate, the rotary disc 21 drives the rotary rod 23 to rotate, the rotary rod 23 pulls the third connecting block 22, the third connecting block 22 pulls the second sliding rod 17 to transversely move along the guide rail through the sliding block to move inwards to approach and clamp the power battery, otherwise, the motor 24 rotates backwards, the second sliding rod 17 transversely moves outwards to loosen the power battery, when carrying out drop test, start driving motor 15, the reversal of driving motor 15, 15 output shafts of driving motor drive second runner 13 and rotate, second runner 13 drives drive belt 11 and rotates, drive belt 11 drives first runner 10 and rotates, second arc clamp splice 6 is put down to the revolving force of drive belt 11 through second runner 13, power battery is through the first connecting block 4 in both sides and is the free fall along first slide bar 9 and fall to falling platform 3, the impact force when bottom bumper shock absorber 2 slows down power battery and falls suddenly, otherwise, driving motor 15 corotation, then drive belt 11 withdraws, drive belt 11 pulling second arc clamp splice 6 rises.
However, as is well known to those skilled in the art, the working principle and wiring method of the driving motor 15 and the motor 24 are common and are conventional means or common knowledge, and will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A power battery drop test machine comprises a base (1) and is characterized in that a shock absorber (2) is fixedly mounted on one side of the top of the base (1), two second connecting blocks (14) are symmetrically arranged on one side of the top of the base (1), one side, close to each other, of each second connecting block (14) is rotatably connected with a second rotating wheel (13), two symmetrical first sliding rods (9) are symmetrically arranged on the top of the base (1), the two first sliding rods (9) are rotatably connected with the same first rotating wheel (10), a driving belt (11) is sleeved on each first rotating wheel (10), one end of each driving belt (11) is fixedly connected with the corresponding second rotating wheel (13), a power assembly is connected to one side of each second rotating wheel (13), each first sliding rod (9) is slidably connected with a first connecting block (4), and a mounting block (12) is fixedly mounted on one side of each first connecting block (4), the top of the mounting block (12) is fixedly connected with one end of the transmission belt (11), a mounting cavity (16) is formed in the mounting block (12), a first sliding groove is formed in one side of the inner wall of the mounting cavity (16), the first sliding groove is connected with two second sliding rods (17) which are symmetrically arranged in a sliding manner, a third connecting block (22) is fixedly mounted on one side of each second sliding rod (17), one sides of the two third connecting blocks (22) which are close to each other are respectively and rotatably connected with a rotating rod (23), one ends of the two rotating rods (23) which are close to each other are rotatably connected with a rotating disc (21), a driving assembly is arranged at the bottom of the rotating disc (21), a second arc-shaped clamping block (6) is fixedly connected with one end of each second sliding rod (17), a sliding hole is formed in one side of each second arc-shaped clamping block (6), and is slidably connected with a third sliding rod (20), one end of the third sliding rod (20) is fixedly connected with a first arc-shaped clamping block (5).
2. The power battery drop tester as claimed in claim 1, wherein the power assembly comprises a driving motor (15), the driving motor (15) is embedded in the second connecting block (14), an output shaft of the driving motor (15) penetrates through the rotating hole and extends to one side of the second connecting block (14), and one end of the output shaft of the driving motor (15) is fixedly connected with one side of the second rotating wheel (13).
3. The power battery drop tester according to claim 1, characterized in that a drop platform (3) is fixedly connected to the top of the shock absorber (2).
4. The power battery drop test machine according to claim 1, wherein a convex block (19) and a concave groove (18) are respectively arranged on one side, close to each other, of each of the two second arc-shaped clamping blocks (6), the convex block (19) is matched with the concave groove (18), a second sliding groove is formed in the top of each of the second arc-shaped clamping blocks (6), the second sliding groove is connected with a threaded rod (8) in a sliding mode, the bottom of the threaded rod (8) is fixedly connected with the top of a third sliding rod (20), and a nut (7) is connected with the threaded rod (8) in a threaded mode.
5. The power battery drop tester as claimed in claim 1, wherein a sliding block is fixedly mounted at the bottom of the second sliding rod (17), the sliding block is slidably connected with a guide rail, and the bottom of the guide rail is fixedly connected with the top of the mounting cavity (16).
6. The power battery drop testing machine according to claim 1, wherein the driving assembly comprises a motor (24), an output shaft of the motor (24) is fixedly connected with the bottom of the rotary table (21), and the bottom of the motor (24) is fixedly connected with the inner wall of the top of the mounting cavity (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120087817.2U CN214426945U (en) | 2021-01-13 | 2021-01-13 | Power battery drop test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120087817.2U CN214426945U (en) | 2021-01-13 | 2021-01-13 | Power battery drop test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214426945U true CN214426945U (en) | 2021-10-19 |
Family
ID=78055970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120087817.2U Active CN214426945U (en) | 2021-01-13 | 2021-01-13 | Power battery drop test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214426945U (en) |
-
2021
- 2021-01-13 CN CN202120087817.2U patent/CN214426945U/en active Active
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