CN114354115A - Impact simulation device for battery in power equipment detection vehicle and use method - Google Patents
Impact simulation device for battery in power equipment detection vehicle and use method Download PDFInfo
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- CN114354115A CN114354115A CN202111525632.6A CN202111525632A CN114354115A CN 114354115 A CN114354115 A CN 114354115A CN 202111525632 A CN202111525632 A CN 202111525632A CN 114354115 A CN114354115 A CN 114354115A
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- 238000004088 simulation Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000013016 damping Methods 0.000 claims abstract description 26
- 238000002474 experimental method Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims 8
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 230000004044 response Effects 0.000 description 1
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Abstract
The invention relates to a collision simulation device of a battery in a power equipment detection vehicle and a use method thereof, belonging to the field of power detection tool test, aiming at solving the problem that the impact reaction data obtained by a collision experiment is inaccurate because the battery pack is influenced by the collision when the existing battery pack collision experiment device can not accurately simulate an accident, the collision simulation device of the battery in the power equipment detection vehicle provided by the invention drives a screw guide rail component to work through a motor and drives a collision component to collide the battery pack, simulates the collision speed when the accident occurs by adjusting the rotating speed of the motor, can simulate a more real collision scene, thereby obtaining more accurate experiment data, simulates the scene that the battery pack receives the collision when actually working through arranging a vibration damping layer on a battery pack positioning component, and simultaneously protects the experiment device through the vibration damping layer, avoid the striking speed too fast, lead to the experimental apparatus to receive stronger amplitude influence and appear damaging.
Description
Technical Field
The invention belongs to the field of testing of power equipment tools, and particularly relates to a device for simulating impact of a battery in a power equipment detection vehicle and a using method of the device.
Background
Along with the deep progress of energy conservation and emission reduction, a plurality of electric equipment detection vehicles select electric energy as a driving source, when the electric equipment detects that the vehicle has a frontal collision or is rear-end collided, the battery pack is greatly impacted, the impact test on the battery pack is mostly to impact the fixed battery pack through an impact hammer, in actual operation, however, in order to protect the battery pack, a vibration damping layer is often disposed around the battery pack, therefore, the existing battery pack impact experimental device can not accurately simulate the impact of the battery pack after the impact when the accident happens, therefore, the impact response data obtained through the impact experiment is also inaccurate, and in conclusion, it is very in line with the actual needs to develop an experimental device capable of simulating the impact condition of the battery pack of the power equipment detection vehicle in the actual working process.
Disclosure of Invention
The invention aims to solve the problem that the impact reaction data obtained through an impact experiment is inaccurate because the impact reaction data of a battery pack is influenced after the battery pack is impacted when the conventional battery pack impact experiment device cannot accurately simulate an accident, and further provides an impact simulation device and a using method for a battery in a power equipment detection vehicle;
an impact simulation device for a battery in a power equipment detection vehicle comprises a workbench, a motor, a coupler, a lead screw guide rail assembly, an impact assembly and a battery pack positioning assembly;
the motor, the lead screw guide rail assembly and the battery pack positioning assembly are all arranged on the upper surface of the workbench, the lead screw guide rail assembly is fixedly connected to the upper surface of the workbench, the motor is arranged at one end of the lead screw guide rail assembly, a shell of the motor is fixedly connected with the upper surface of the workbench, an output shaft of the motor is connected with one end of a lead screw in the lead screw guide rail assembly through a coupler, the impact assembly is arranged on the lead screw guide rail assembly and can reciprocate along the length direction of the lead screw guide rail assembly, the battery pack positioning assembly is arranged at the other end of the lead screw guide rail assembly, and the battery pack positioning assembly is fixedly connected to the upper surface of the workbench;
further, the motor is a positive and negative rotation servo motor;
furthermore, a protective cover is arranged outside the battery pack positioning assembly, the protective cover is arranged on the upper surface of the workbench, and the protective cover is connected with the workbench in a sliding manner;
furthermore, the lead screw guide rail assembly comprises a lead screw, a sliding block, two feed bars and two fixed seats, wherein the two fixed seats are sequentially and oppositely arranged along the length direction of the workbench, the lead screw is inserted into the two fixed seats, a bearing is arranged between the lead screw and each fixed seat, the lead screw is rotatably connected with the fixed seats through the bearing, one end of the lead screw extends to the outer side of the fixed seat and is connected with an output shaft of the motor through a coupler, the two feed bars are arranged on two sides of the lead screw, the two feed bars are oppositely arranged in parallel along the axis of the lead screw, one end of each feed bar is fixedly connected with one fixed seat, the sliding block is arranged on the lead screw, and the sliding block is connected with the lead screw in a sliding manner;
furthermore, the impact assembly comprises a supporting plate, a hydraulic cylinder and an impact column, the supporting plate is arranged on the upper surface of the sliding block and fixedly connected with the sliding block, the hydraulic cylinder is arranged on the upper surface of the supporting plate along the vertical direction, the cylinder body of the hydraulic cylinder is fixedly connected with the upper surface of the supporting plate, the impact column is arranged at the end part of a piston rod in the hydraulic cylinder, the axis of the impact column is perpendicular to the axis of the piston rod in the hydraulic cylinder, the impact column is fixedly connected with the piston rod in the hydraulic cylinder, and the impact end of the impact column faces the battery pack positioning assembly;
furthermore, the battery pack positioning assembly comprises a base, a vibration damping layer and a battery pack mounting seat, wherein the base, the vibration damping layer and the battery pack mounting seat are sequentially arranged from bottom to top;
furthermore, the vibration reduction layer comprises a plurality of rubber columns and a plurality of rigid springs, the rigid springs are uniformly distributed in the middle of the upper surface of the base, one end of each rigid spring is fixedly connected with the upper surface of the base, the other end of each rigid spring is fixedly connected with the lower surface of the battery pack mounting seat, the rubber columns are circumferentially and equidistantly arranged on the outer sides of the rigid springs, one end of each rubber column is fixedly connected with the upper surface of the base, and the lower surface of the battery pack mounting seat at the other end of each rubber column is fixedly connected;
furthermore, the battery pack mounting seat comprises a bearing plate and three clamping units, a blind groove is formed in one side of the bearing plate, the blind groove is communicated with the upper surface of the bearing plate, the three clamping units are arranged in the blind groove, and each clamping unit is fixedly connected with one side wall of the blind groove;
furthermore, the clamping unit comprises a plurality of reset springs, a clamping plate and a rubber layer, the reset springs are arranged on one side of the clamping plate at equal intervals along the length direction of the clamping plate, one end of each reset spring is fixedly connected with one side of the clamping plate, the other end of each reset spring is fixedly connected with the side wall of one side of the blind groove, and the rubber layer is attached to the other side of the clamping plate;
the use method of the impact simulation device for the battery in the electric equipment detection vehicle is realized by the following steps:
the method comprises the following steps: firstly, a workpiece to be tested is clamped on a battery pack positioning assembly through a clamping unit, and meanwhile, a protective cover is pulled to the periphery of the battery pack positioning assembly, so that the protective cover can cover the battery pack positioning assembly;
step two: the motor is controlled to rotate to drive the lead screw guide rail assembly to work, the impact assembly positioned on the lead screw guide rail assembly moves forwards along the length direction of the lead screw guide rail assembly, the impact speed of the impact assembly can be adjusted by adjusting the rotating speed of the motor, and the height of an impact cylinder can be adjusted by a hydraulic cylinder in the impact assembly, so that multi-point testing is facilitated;
step three: after the striking subassembly striking battery package, the control motor reversal makes the striking subassembly keep away from the battery package, observes the state of striking back battery package simultaneously, can be at the terminal installation pressure sensor of loading board during the experiment, is convenient for calculate and measure the impact that produces under different speeds for compare with the battery package state.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the impact simulation device for the battery in the power equipment detection vehicle, the motor drives the lead screw guide rail assembly to work, the impact assembly is driven to impact the battery pack, the impact speed during an accident is simulated by adjusting the rotating speed of the motor, a more real impact scene can be simulated, and therefore more accurate experimental data can be obtained.
2. According to the impact simulation device for the battery in the power equipment detection vehicle, the vibration damping layer is arranged on the battery pack positioning assembly to simulate the scene that the battery pack receives impact during actual work, and meanwhile, the vibration damping layer and the clamping unit positioned on the battery pack mounting seat can also protect the experiment device, so that the experiment device is prevented from being damaged due to the influence of strong amplitude caused by too high impact speed.
Drawings
FIG. 1 is a front view of the present invention (at the time of experiment);
FIG. 2 is a front view of the present invention (not in the experimental case);
FIG. 3 is a front view of a battery pack mounting base according to the present invention;
FIG. 4 is a top view of a battery pack mounting base according to the present invention;
fig. 5 is a view of the battery pack mounting base of the present invention from direction a-a.
In the figure, a workbench 1, a motor 2, a coupler 3, a lead screw guide rail assembly 4, a striking assembly 5, a protective cover 6, a battery pack positioning assembly 7, a base 71, a vibration damping layer 72, a rubber column 721, a rigid spring 722, a battery pack mounting seat 73, a bearing plate 731, a return spring 732, a clamping plate 733, a rubber layer 734 and a workpiece 8 are arranged.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 5, and the embodiment provides an impact simulation device for a battery in an electrical equipment detection vehicle, wherein the experimental device comprises a workbench 1, a motor 2, a coupler 3, a lead screw guide rail assembly 4, an impact assembly 5 and a battery pack positioning assembly 7;
motor 2, lead screw guide rail set spare 4 and battery package locating component 7 all set up on the upper surface of workstation 1, the upper surface of lead screw guide rail set spare 4 rigid coupling at workstation 1, motor 2 sets up the one end at lead screw guide rail set spare 4, and the casing of motor 2 is connected with the last fixed surface of workstation 1, the output shaft of motor 2 passes through the shaft coupling 3 and links to each other with the one end of lead screw in the lead screw guide rail set spare 4, striking subassembly 5 sets up on lead screw guide rail set spare 4, 4 length direction reciprocating motion can be followed to striking subassembly 5, battery package locating component 7 sets up the other end at lead screw guide rail set spare 4, and battery package locating component 7 rigid coupling is on the upper surface of workstation 1.
The second embodiment is as follows: the present embodiment will be described with reference to fig. 1 to 5, and the present embodiment further defines the motor 2 according to the first embodiment, and in the present embodiment, the motor 2 is a forward and reverse servo motor. Other components and connection modes are the same as those of the first embodiment.
So set up, realized two actions of advancing and retreating of striking subassembly 5, be convenient for after the simulation striking action, striking subassembly 5 can retreat to initial position.
The third concrete implementation mode: the present embodiment will be described with reference to fig. 1 to 5, and the present embodiment further defines the conveyor belt assembly 3 according to the second embodiment, in the present embodiment, a protective cover 6 is provided outside the battery pack positioning assembly 7, the protective cover 6 is provided on the upper surface of the table 1, and the protective cover 6 is slidably connected to the table 1. Other components and connection modes are the same as those of the first embodiment.
So set up, be convenient for protect the staff, avoid the battery package to receive the garrulous end of appearing after the striking and splash and hinder the people, safety cover 6 is the n style of calligraphy, and the central line symmetrical processing along workstation width direction on the upper surface of workstation 1 has two spouts that set up with the cooperation of safety cover 6, and two risers of safety cover 6 set up respectively in a spout, and safety cover 6 passes through spout and 1 sliding connection of workstation.
The fourth concrete implementation mode: the embodiment is described with reference to fig. 1 to 5, and the embodiment further defines the lead screw guide rail assembly 4 in the third embodiment, in the embodiment, the lead screw guide rail assembly 4 includes a lead screw, a slider, two optical bars and two fixing bases, the two fixing bases are sequentially and oppositely arranged along the length direction of the workbench 1, the lead screw is inserted into the two fixing bases, a bearing is arranged between the lead screw and each fixing base, the lead screw is rotatably connected with the fixing bases through the bearing, one end of the lead screw extends to the outer side of the fixing base and is connected with an output shaft of the motor 2 through a coupler, the two optical bars are arranged on two sides of the lead screw, the two optical bars are oppositely arranged along the axis of the lead screw in parallel, one end of each optical bar is fixedly connected with one fixing base, the slider is arranged on the lead screw, and the slider is slidably connected with the lead screw. The other components and the connection mode are the same as those of the second embodiment.
The fifth concrete implementation mode: the present embodiment is described with reference to fig. 1 to 5, and is further limited to the impact assembly 5 described in the fourth embodiment, in the present embodiment, the impact assembly 5 includes a support plate, a hydraulic cylinder and an impact post, the support plate is disposed on the upper surface of the slider, the support plate is fixedly connected to the slider, the hydraulic cylinder is disposed on the upper surface of the support plate along the vertical direction, the cylinder body of the hydraulic cylinder is fixedly connected to the upper surface of the support plate, the impact post is disposed at the end of the piston rod in the hydraulic cylinder, the axis of the impact post is perpendicular to the axis of the piston rod in the hydraulic cylinder, the impact post is fixedly connected to the piston rod in the hydraulic cylinder, and the impact end of the impact post is disposed toward the battery pack positioning assembly 7. Other components and connection modes are the same as those of the third embodiment.
In this embodiment, the both sides of backup pad are equipped with the smooth rod complex direction along, when the installation, the direction along can the spiral-lock in the lead screw guide rail subassembly 4 on the smooth rod, so set up, be favorable to guaranteeing that striking subassembly 5 is along the length direction linear motion of lead screw guide rail subassembly 4 when the motion.
The sixth specific implementation mode: referring to fig. 1 to 5, this embodiment is described, and the present embodiment further defines the battery pack positioning assembly 7 according to the fourth embodiment, in this embodiment, the battery pack positioning assembly 7 includes a base 71, a vibration damping layer 72 and a battery pack mounting seat 73, the base 71, the vibration damping layer 72 and the battery pack mounting seat 73 are sequentially disposed from bottom to top, the base 71 is fixed on the upper surface of the workbench 1, the vibration damping layer 72 is disposed on the base 71, one end of the vibration damping layer 72 is fixedly connected with the upper surface of the base 71, the battery pack mounting seat 73 is disposed on the vibration damping layer 72, and the bottom surface of the battery pack mounting seat 73 is fixedly connected with the other end of the vibration damping layer 72. The other components and the connection mode are the same as the fifth embodiment mode.
So set up, damping layer 72 can simulate the battery package and receive the scene of striking at the during operation, and the damping layer also can protect experimental apparatus with the centre gripping unit that is located on the battery package mount pad simultaneously with the scene that the simulation battery package received the striking at the in-service operation, avoids striking speed too fast, leads to experimental apparatus to receive stronger amplitude influence and appear damaging.
The seventh embodiment: referring to fig. 1 to 5, the present embodiment is described, and is further limited to the damping layer 72 described in the fourth embodiment, in the present embodiment, the damping layer 72 includes a plurality of rubber columns 721 and a plurality of rigid springs 722, the plurality of rigid springs 722 are uniformly distributed and disposed in the middle of the upper surface of the base 71, one end of each rigid spring 722 is fixedly connected with the upper surface of the base 71, the other end of each rigid spring 722 is fixedly connected with the lower surface of the battery pack mounting seat 73, the plurality of rubber columns 721 are equidistantly disposed outside the plurality of rigid springs 722 in the circumferential direction, one end of each rubber column 721 is fixedly connected with the upper surface of the base 71, and the other end of each rubber column 721 is fixedly connected with the lower surface of the battery pack mounting seat 73. Other components and connection modes are the same as those of the sixth embodiment.
In this way, the stiff spring 722 is mainly used to absorb the vibration amplitude generated when the battery pack is impacted, and the rubber column 721 can also absorb a small amount of vibration amplitude, but mainly increases the stiffness of the vibration damping layer 72 and the bearing force of the device.
The specific implementation mode is eight: referring to fig. 1 to 5, the present embodiment is described, and the present embodiment further defines the battery pack mounting seat 73 according to the fourth embodiment, in the present embodiment, the battery pack mounting seat 73 includes a bearing plate 731 and three clamping units, a blind groove is processed on one side of the bearing plate 731, the blind groove is communicated with the upper surface of the bearing plate 731, the three clamping units are all disposed in the blind groove, and each clamping unit is fixedly connected to one side wall of the blind groove. The other components and the connection mode are the same as those of the seventh embodiment.
In this embodiment, the battery pack is clamped by the three clamping units and fixed.
The specific implementation method nine: the present embodiment is described with reference to fig. 1 to 5, and is further limited to the clamping unit described in the fourth embodiment, and in the present embodiment, the clamping unit includes a plurality of return springs 732, a clamping plate 733, and a rubber layer 734, the return springs 732 are equidistantly disposed on one side of the clamping plate 733 in the length direction of the clamping plate 733, one end of each return spring 732 is fixedly connected to one side of the clamping plate 733, the other end of each return spring 732 is fixedly connected to one side wall of the blind groove where the return spring 732 is located, and the rubber layer 734 is attached to the other side of the clamping plate 733. The other components and the connection mode are the same as those of the seventh embodiment.
In this way, the battery pack is clamped by the clamping force of the return spring 732, and the return spring 732 is matched with the clamping plate 733 for clamping, so that the battery pack can be suitable for clamping battery packs of more types and sizes, and the rubber layer 734 attached to the inner side of the clamping plate 733 can protect the outer surface of the battery pack.
The present invention is not limited to the above embodiments, and any person skilled in the art can make many modifications and equivalent variations by using the above-described structures and technical contents without departing from the scope of the present invention.
Principle of operation
When the invention is used, firstly, a workpiece to be tested is clamped on a battery pack positioning component 7 through a clamping unit, and simultaneously, a protective cover 6 is pulled to the periphery of the battery pack positioning component 7, so that the protective cover 6 can be covered on the battery pack positioning component 7, a motor 2 is controlled to rotate to drive a screw rod guide rail component 4 to work, an impact component 5 positioned on the screw rod guide rail component 4 moves forwards along the length direction of the screw rod guide rail component 4, the impact speed of the impact component 5 can be adjusted by adjusting the rotating speed of the motor 2, the height of an impact cylinder can be adjusted by a hydraulic cylinder in the impact component 5, so that multi-point test is convenient to carry out, after the impact component 5 impacts the battery pack, the motor 2 is controlled to rotate reversely, so that the impact component 5 is far away from the battery pack, the state of the battery pack after impact is observed, and a pressure sensor can be arranged at the tail end of a bearing plate 731 during the test, it is convenient to calculate and measure the impact forces generated at different speeds for comparison with the battery pack state.
Claims (10)
1. The utility model provides an impact analogue means of battery in power equipment detection car which characterized in that: the experimental device comprises a workbench (1), a motor (2), a coupler (3), a lead screw guide rail assembly (4), an impact assembly (5) and a battery pack positioning assembly (7);
motor (2), lead screw guide rail set spare (4) and battery package locating component (7) all set up on the upper surface of workstation (1), lead screw guide rail set spare (4) rigid coupling is at the upper surface of workstation (1), motor (2) set up the one end in lead screw guide rail set spare (4), and the casing of motor (2) and the last fixed surface of workstation (1) are connected, the output shaft of motor (2) passes through shaft coupling (3) and lead screw guide rail set spare (4) in the one end of lead screw link to each other, striking subassembly (5) set up on lead screw guide rail set spare (4), striking subassembly (5) can follow lead screw guide rail set spare (4) length direction and carry out reciprocating motion, battery package locating component (7) set up the other end in lead screw guide rail set spare (4), and battery package locating component (7) rigid coupling is on the upper surface of workstation (1).
2. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 1, wherein: the motor (2) is a positive and negative rotation servo motor.
3. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 2, wherein: the outside of battery package locating component (7) is equipped with safety cover (6), and safety cover (6) set up on the upper surface of workstation (1), and safety cover (6) and workstation (1) sliding connection.
4. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 3, wherein: the lead screw guide rail assembly (4) comprises a lead screw, a sliding block, two feed bars and two fixing seats, the two fixing seats are sequentially and relatively arranged along the length direction of the workbench (1), the lead screw is inserted into the two fixing seats, a bearing is arranged between the lead screw and each fixing seat, the lead screw is rotatably connected with the fixing seats through the bearing, one end of the lead screw extends to the outer side of the fixing seat and is connected with an output shaft of the motor (2) through a coupler, the two sides of the lead screw are provided with the two feed bars, the two feed bars are relatively arranged along the axis of the lead screw in parallel, one end of each feed bar is fixedly connected with one fixing seat, the sliding block is arranged on the lead screw, and the sliding block is slidably connected with the lead screw.
5. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 4, wherein: striking subassembly (5) includes backup pad, pneumatic cylinder and striking post, the backup pad sets up on the upper surface of slider, and backup pad and slider fixed connection, and the pneumatic cylinder sets up on the upper surface of backup pad along vertical direction, and the upper surface fixed connection of the cylinder body of pneumatic cylinder and backup pad, and the striking post sets up tailpiece of the piston rod portion in the pneumatic cylinder, and the axis of striking post sets up perpendicularly with the axis of piston rod in the pneumatic cylinder, piston rod fixed connection in striking post and the pneumatic cylinder, and the striking end of striking post sets up towards battery package locating component (7).
6. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 5, wherein: battery package locating component (7) include base (71), damping layer (72) and battery package mount pad (73), base (71), damping layer (72) and battery package mount pad (73) have down supreme setting gradually, and base (71) are fixed on the upper surface of workstation (1), and damping layer (72) set up on base (71), and the one end of damping layer (72) and the last fixed surface of base (71) are connected, and battery package mount pad (73) set up on damping layer (72), and the bottom surface of battery package mount pad (73) and the other end fixed connection of damping layer (72).
7. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 6, wherein: damping layer (72) include many rubber columns (721) and many rigid spring (722), many rigid spring (722) equipartition set up the middle part at base (71) upper surface, and the one end of every rigid spring (722) and the last fixed surface of base (71) are connected, the other end of every rigid spring (722) and the lower fixed surface of battery package mount pad (73) are connected, many rubber columns (721) set up the outside at many rigid spring (722) along circumference equidistance, and the one end of every rubber column (721) and the last fixed surface of base (71) are connected, the lower fixed surface of the other end battery package mount pad (73) of every rubber column (721) is connected.
8. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 7, wherein: the battery pack mounting seat (73) comprises a bearing plate (731) and three clamping units, a blind groove is formed in one side of the bearing plate (731), the blind groove is communicated with the upper surface of the bearing plate (731), the three clamping units are arranged in the blind groove, and each clamping unit is fixedly connected with one side wall of the blind groove.
9. The electric equipment inspection vehicle battery crash simulation apparatus according to claim 8, wherein: the clamping unit comprises a plurality of return springs (732), a clamping plate (733) and a rubber layer (734), the return springs (732) are equidistantly arranged on one side of the clamping plate (733) along the length direction of the clamping plate (733), one end of each return spring (732) is fixedly connected with one side of the clamping plate (733), the other end of each return spring (732) is fixedly connected with one side wall of a blind groove where the return spring is located, and the rubber layer (734) is attached to the other side of the clamping plate (733).
10. A method for using a collision simulator for detecting a battery in a vehicle based on the electric device as set forth in claim 9, characterized in that: the method is realized by the following steps:
the method comprises the following steps: firstly, a workpiece to be tested is clamped on a battery pack positioning assembly (7) through a clamping unit, and meanwhile, a protection cover (6) is pulled to the periphery of the battery pack positioning assembly (7), so that the protection cover (6) can cover the battery pack positioning assembly (7);
step two: the motor (2) is controlled to rotate to drive the lead screw guide rail assembly (4) to work, the impact assembly (5) positioned on the lead screw guide rail assembly (4) moves forwards along the length direction of the lead screw guide rail assembly (4), the impact speed of the impact assembly (5) can be adjusted by adjusting the rotating speed of the motor (2), and the height of an impact cylinder can be adjusted by a hydraulic cylinder in the impact assembly (5), so that multi-point testing is facilitated;
step three: after the impact assembly (5) impacts the battery pack, the motor (2) is controlled to rotate reversely, the impact assembly (5) is far away from the battery pack, the state of the battery pack after impact is observed, and a pressure sensor can be mounted at the tail end of the bearing plate (731) during an experiment, so that the impact force generated at different speeds can be calculated and measured conveniently, and the impact force can be compared with the state of the battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111525632.6A CN114354115A (en) | 2021-12-14 | 2021-12-14 | Impact simulation device for battery in power equipment detection vehicle and use method |
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| CN202111525632.6A CN114354115A (en) | 2021-12-14 | 2021-12-14 | Impact simulation device for battery in power equipment detection vehicle and use method |
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| CN114354115A true CN114354115A (en) | 2022-04-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024026973A1 (en) * | 2022-08-03 | 2024-02-08 | 苏州志势达智能科技有限公司 | Anti-collision performance testing device for safety chassis, and usage method therefor |
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2021
- 2021-12-14 CN CN202111525632.6A patent/CN114354115A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024026973A1 (en) * | 2022-08-03 | 2024-02-08 | 苏州志势达智能科技有限公司 | Anti-collision performance testing device for safety chassis, and usage method therefor |
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