CN214309397U - Adjustable electric automobile collides with end collision device - Google Patents
Adjustable electric automobile collides with end collision device Download PDFInfo
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- CN214309397U CN214309397U CN202120663716.5U CN202120663716U CN214309397U CN 214309397 U CN214309397 U CN 214309397U CN 202120663716 U CN202120663716 U CN 202120663716U CN 214309397 U CN214309397 U CN 214309397U
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- knocking
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Abstract
The utility model relates to an automobile safety tests technical field, specifically discloses an adjustable electric automobile collides with end collision device and includes the installation base, two parallel relative fixed blocks have set firmly on the installation base, be equipped with the movable block between the fixed block, the rising gasket has set firmly on the movable block up end, sensor mechanism, striking mechanism have set firmly on the rising gasket respectively, the side of movable block is equipped with pushing mechanism. The impact operation to the battery bottom can be guaranteed to the impact mechanism through the control to rising gasket quantity when different motorcycle types are faced, meanwhile, the pushing mechanism installed on the side face of the moving block is used for achieving the movement of the position of the moving block in the Y direction, the bottom impact/bottom supporting test of the bottom of the electric vehicle is achieved, the height of the bottom of the electric vehicle is equal to the ground clearance of the bottom of different motorcycle types, the overlapping degree of the key position of a battery pack and the requirement of a manufacturer, the height of an accurate adjusting device and the position of the Y direction are favorable for the test accuracy.
Description
Technical Field
The utility model relates to an automobile safety tests technical field, concretely relates to adjustable electric automobile collides with end collision device.
Background
The electric automobile is used as an important component of a new energy automobile and becomes an important product in the field of the new energy automobile, the battery is used as one of key parts of the electric automobile, and the safety performance of the battery directly influences the safety performance of the whole electric automobile.
Compared with the traditional automobile, the electric automobile has the uniqueness in collision, which mainly shows that the high-energy and large-mass power battery is extruded and impacted in collision, and internal short circuit, fire and even explosion can be caused.
Chinese patent publication No. CN105675309A discloses a device and a method for testing a collision of a power battery of a pure electric vehicle, where the device for testing a collision of a power battery includes: the test vehicle is provided with a power battery arranged at the bottom; the test vehicle is arranged on the guide rail and can move to a preset collision position; the collision element is arranged at a preset collision position, and the collision element collides with the power battery at the preset collision position; the acceleration control system is used for controlling the test vehicle to move to a preset collision position under the unmanned condition; and the brake control system is used for controlling the brake of the test vehicle after the collision occurs. This pure electric vehicles's power battery collision test device can effectively simulate under the vehicle holds in the palm the collision state of power battery under the end the condition, and the electricelectric of being convenient for pure electric vehicles is safe to be verified and is detected.
According to the scheme, the power battery is collided through the collision element, the collision state of the power battery under the condition that the vehicle supports the bottom is simulated, meanwhile, the position of a sectioning cutter arranged on the collision element on the mounting support is adjustable, but the collision element cannot adapt to changeable environments aiming at different vehicle types with different bottom ground clearances, and meanwhile, the collision element needs to be manually moved, so that an adjustable electric vehicle bottom collision device is needed, the bottom collision/bottom support test of the bottom of an electric vehicle is realized, according to the bottom ground clearances of different vehicle types, the overlapping degree of key parts of a battery pack and the requirement of a manufacturer, the height and the Y-direction position of an accurate adjusting device are required, and the test accuracy is facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable electric automobile collides with end collision device realizes among the bottom collision/support end test of electric motor car bottom, according to different motorcycle type bottom terrain clearance, the overlap degree that battery package key position and producer required, and accurate adjusting device's height and Y direction position are favorable to experimental accurate nature.
In order to achieve the purpose, the technical scheme of the utility model provide an adjustable electric automobile collides with end collision device, including the installation base, two parallel relative fixed blocks have set firmly on the installation base, be equipped with the movable block between the fixed block, the rising gasket has set firmly on the movable block up end, sensor mechanism, striking mechanism have set firmly on the rising gasket respectively, the side of movable block is equipped with pushing mechanism.
The technical principle of the scheme is as follows: the two fixed blocks are fixed on the mounting base in parallel and opposite to each other, so that the moving block can conveniently move in the Y direction between the fixed blocks, meanwhile, the fixed block is used for fixing the moving block, so that the situation that the moving block is knocked out when a knocking test is carried out is avoided, in order to move the position of the moving block in the Y direction, a pushing mechanism is arranged to realize the moving accuracy, the function of the lifting gaskets on the moving block is to realize the height adjustment of the electric automobile facing different heights of the bottom, the height adjustment can be realized only by increasing or reducing the number of the lifting gaskets, the impact mechanism is used for performing passive impact test on the bottom of the battery, the sensor mechanism is used for collecting test data, such as acceleration of the electric vehicle, and then battery safety analysis is performed through the collected data.
The technical effect of the scheme is as follows:
1. the arrangement of the two fixed blocks not only realizes the fixation of the moving block, avoids the separation of the moving block when the impact test is carried out, but also provides a sliding track for the moving block by the space formed by the fixed blocks, thereby being beneficial to the movement of the moving block.
2. The impact operation to the battery bottom can be guaranteed to the impact mechanism through the control to rising gasket quantity when different motorcycle types are faced, meanwhile, the pushing mechanism installed on the side face of the moving block is used for achieving the movement of the position of the moving block in the Y direction, the bottom impact/bottom supporting test of the bottom of the electric vehicle is achieved, the height of the bottom of the electric vehicle is equal to the ground clearance of the bottom of different motorcycle types, the overlapping degree of the key position of a battery pack and the requirement of a manufacturer, the height of an accurate adjusting device and the position of the Y direction are favorable for the test accuracy.
Further, pushing mechanism includes lead screw, lead screw swivel mount and can dismantle the handle, fixedly connected with on the lateral wall of installation base the lead screw swivel mount, be equipped with the movable block hole on the movable block, the lead screw passes lead screw swivel mount, movable block hole in proper order, the downthehole internal thread that matches with the lead screw that is equipped with of movable block, can dismantle the handle and install in the one end of lead screw.
The lead screw passes the removal hole on the movable block, is equipped with the internal thread that matches with the lead screw on the removal hole, and when carrying out the biography certainly of lead screw, the movable block just can remove the lead screw relatively like this, has realized the ascending removal in Y side, and is more laborsaving to the rotation process of lead screw simultaneously, in addition has had the detachable handle, and user's application of force is littleer, operates more fast.
Further, the number of the screw rod rotating frames is two.
The left side and the right side of the screw rod rotating frame are simultaneously arranged, so that two ends of the screw rod are provided with a placing point, the whole screw rod structure can be more stable in operation, and meanwhile, the stress of the screw rod is more uniform.
Further, the sensor mechanism and the impact mechanism are both in the shape of a quarter sphere.
The sphere with the shape of one fourth can prevent the bottom of the battery from being broken by the impact mechanism when the bottom of the electric automobile is collided, so that the battery is damaged, and unnecessary resource waste and pollution are caused.
Furthermore, a groove for sticking the sensor is formed in the sensor mechanism.
The sensor is attached to the groove of the sensor mechanism, so that the sensor can be prevented from being collided to cause failure of the sensor, the protection of the sensor is facilitated, and a favorable and safe production place is provided for the acquisition of data later.
Furthermore, the fixed blocks are positioned between the fixed blocks, the mounting base is provided with sliding grooves, the distance between the sliding grooves is larger than that between the fixed blocks, and the side faces of the moving blocks are provided with moving grooves matched with the fixed blocks.
The setting of spout can be so that the movable block when the slip between the fixed block, more realize the removal to the Y of movable block orientation more easily, and the assembly of fixed block and movable block is inseparabler simultaneously for whole device is more firm.
Furthermore, a lifting lug is fixedly arranged on the mounting base.
Because the quality of whole device is very heavy, and weight may reach several hundred jin, for the convenient transfer to whole device to and there is better impetus to accomplish the transport, through the lug of fixed connection on the installation base, can use the rope to pass the lug and accomplish the transport.
Furthermore, the number of the lifting lugs is four, and the lifting lugs are evenly distributed on two sides of the fixing block. The quantity of lug is four and evenly distributed in the both sides of fixed block, can be so that when the transport keep device's balance, and the power that every lug bore simultaneously also reduces to some extent, and the power of having avoided the lug to bore leads to it to drop excessively heavily, causes the device to receive the damage.
Furthermore, a ground mounting hole is formed in the mounting base.
When the electric automobile is tested, the bottom of the automobile is required to collide with the impact mechanism, and in order to avoid the whole device from being turned over in the process, the installation base is firmly fixed on the ground through screws by arranging ground installation holes on the installation base.
Furthermore, a positioning base is fixedly connected to the lower end face of the moving block.
When the electric automobile drives to the impact mechanism on the device in the test, the impact of the electric automobile on the impact mechanism is along the X direction, and in order to reduce the shearing force in the impact process, the movable block can be better prevented from falling off by fixing the lower end face of the movable block by using a screw.
Drawings
Fig. 1 is the embodiment of the utility model provides an adjustable electric automobile knocks at end collision device's schematic structure.
Fig. 2 is the embodiment of the utility model provides an adjustable electric automobile collides with some schematic structure of end collision device.
Fig. 3 is a schematic structural view of a second pushing device according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises an installation base 1, a fixed block 2, a detachable handle 3, a screw rod rotating frame 4, a screw rod 5, a lifting lug 6, a moving block 7, a lifting gasket 8, a sensor mechanism 9, an impact mechanism 10, a moving hole 11, a moving groove 12, a groove 13, a push rod 14, a handle 15, a support frame 16, a thread part 17 and a pushing stopper 18.
The first embodiment is as follows:
an embodiment substantially as shown in figure 1: an adjustable electric automobile bottom collision device comprises an installation base 1, a fixed block 2, a moving block 7, a lifting gasket 8, a sensor mechanism 9, an impact mechanism 10 and a pushing mechanism.
The upper end surface of the mounting base 1 is provided with a sliding groove along the Y direction, the left side and the right side of the sliding groove are fixedly connected with fixed blocks 2 through screws, the two fixed blocks 2 are parallel to each other and are parallel to the Y direction, the side wall of the fixed block 2 and the side wall of the sliding groove are not on the same plane any more, a part of the two fixed blocks 2 on the left side and the right side are suspended on the sliding groove, as shown in figure 2, the side surface of the moving block 7 is provided with a moving groove 12 matched with the fixed blocks 2, the width of the moving groove 12 is slightly larger than the thickness of the fixed block 2, so that the moving groove 12 can conveniently move relative to the fixed blocks 2, the upper end surface of the moving block 7 is sequentially provided with a lifting gasket 8, a sensor mechanism 9 and an impact mechanism 10, a positioning base is arranged on the lower end surface of the moving block 7 and used for reducing the shearing force in the X direction in the impact process, in the embodiment, the sensor mechanism 9 and the impact mechanism 10 are quarter balls, the sensor mechanism 9 and the impact mechanism 10 are placed on the lifting gasket 8 and are hemispherical as a whole, the sensor mechanism 9 and the impact mechanism 10 are symmetrical along the YOZ plane, meanwhile, a groove 13 used for being attached with a sensor is formed in the sensor mechanism 9, and after the sensor mechanism 9 and the installation base 1 are placed, fixing of the positioning base, the moving block 7, the lifting gasket 8, the sensor mechanism 9 and the impact mechanism 10 is achieved by upwards fixing screws from the lower surface of the installation base 1.
In this embodiment, the electric vehicle is towed by the towing device, the towing direction is the X direction relative to the mounting base 1, the impact mechanism 10 faces the electric vehicle, and the sensor mechanism 9 faces away from the electric vehicle, so that the data acquisition is not affected.
In order to make better removal of movable block 7 in the Y direction, the notch play that lies in the spout on two lateral walls of the left and right sides of installation base 1 is through welded fastening has lead screw swivel mount 4, the internal thread that matches with lead screw 5 is equipped with inside the removal hole 11 of seting up on the movable block 7, lead screw 5 passes left lead screw swivel mount 4 in proper order, remove hole 11, lead screw swivel mount 4 on right side, in order to make whole more convenient to the rotation of lead screw 5, install detachable handle 15 on one side of lead screw 5, carry out the application of force through detachable handle 15.
Considering that the gravity of the whole device is relatively difficult to transport, the lifting lugs 6 are fixedly welded on the mounting base 1 in four directions, and the lifting lugs 6 can be easily lifted up only by utilizing the lifting lugs 6 during transport. Meanwhile, in the test, the force of the impact of the automobile on the whole device is very large, the device is probably turned over, and ground mounting holes are formed in four corners of the mounting base 1 and are fixed by screws.
The specific implementation process is as follows:
1. for the assembly of the device, the lifting lug 6 is firstly welded on the upper part of the mounting base 1, so that the base can be transferred.
2. Fixing the fixed blocks 2 and the mounting base 1 by bolts, sliding the moving blocks 7 between the fixed blocks, welding the screw rod rotating frame 4 to the middle of two sides of the mounting base 1 symmetrically, sequentially penetrating the screw rods 5, and fixing two sides of the screw rods 5. Finally, the detachable handle 3 is installed, so that the Y-direction position of the impact ball can be adjusted.
3. The lifting pad 8, the sensor mechanism 9 and the striking mechanism 10 are sequentially placed on the moving block and then fixed from below the mounting base 1 with screws. And the height of the impact ball is adjusted.
4. And fixing the assembled device with the ground through the ground mounting hole, and thus finishing all installation.
Example two
As shown in fig. 3, the present embodiment is different from the first embodiment in that: the pushing mechanism comprises a pushing rod 14, a handle 15 and a support frame 16, wherein one end of the pushing rod is provided with a threaded portion 17, the other end of the pushing rod is provided with a pushing stopper 18, the threaded portion 17 is matched with a threaded hole formed in the support frame 16, the number of the pushing rods 14 is two, and the pushing rods are distributed on the left side and the right side of the moving block 7 in the Y direction.
The specific implementation process is as follows:
when the moving block needs to move to the left side, the push rod on the right side can drive the moving block to move leftwards only by rotating the handle on the right side.
When the moving block needs to move to the right side, the pushing rod on the left side can drive the moving block to move to the right only by rotating the handle on the left side.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (10)
1. The utility model provides an adjustable electric automobile collides with end collision device which characterized in that: the sensor comprises an installation base, wherein two parallel and opposite fixed blocks are fixedly arranged on the installation base, a moving block is arranged between the fixed blocks, a lifting gasket is fixedly arranged on the upper end surface of the moving block, a sensor mechanism and an impact mechanism are fixedly arranged on the lifting gasket respectively, and a pushing mechanism is arranged on the side surface of the moving block.
2. The adjustable bottom-knocking collision device for the electric automobile according to claim 1, characterized in that: the pushing mechanism comprises a lead screw, a lead screw rotating frame and a detachable handle, the lead screw rotating frame is fixedly connected to the side wall of the mounting base, a moving block hole is formed in the moving block, the lead screw sequentially penetrates through the lead screw rotating frame and the moving block hole, an internal thread matched with the lead screw is arranged in the moving block hole, and the detachable handle is mounted at one end of the lead screw.
3. The adjustable bottom-knocking collision device for the electric automobile according to claim 2, characterized in that: the number of the screw rod rotating frames is two.
4. The adjustable bottom-knocking collision device for the electric automobile according to claim 3, characterized in that: the sensor mechanism and the impact mechanism are both in the shape of a quarter sphere.
5. The adjustable bottom-knocking collision device for the electric automobile according to claim 4, characterized in that: the sensor mechanism is provided with a groove for sticking the sensor.
6. The adjustable bottom-knocking collision device for the electric automobile according to claim 5, characterized in that: the mounting base is arranged on the base, the fixing blocks are arranged between the fixing blocks, sliding grooves are formed in the positions, located on the mounting base, of the fixing blocks, the distance between the sliding grooves is larger than the distance between the fixing blocks, and moving grooves matched with the fixing blocks are formed in the side faces of the moving blocks.
7. The adjustable bottom-knocking collision device for the electric automobile according to claim 6, characterized in that: and the mounting base is fixedly provided with a lifting lug.
8. The adjustable bottom-knocking collision device for the electric automobile according to claim 7, characterized in that: the quantity of lug is four, the lug evenly distributed in the both sides of fixed block.
9. The adjustable bottom-knocking collision device for the electric automobile according to claim 8, characterized in that: and the mounting base is provided with a ground mounting hole.
10. The adjustable bottom-knocking collision device for the electric automobile according to claim 9, characterized in that: and a positioning base is fixedly connected to the lower end face of the moving block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120663716.5U CN214309397U (en) | 2021-03-31 | 2021-03-31 | Adjustable electric automobile collides with end collision device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120663716.5U CN214309397U (en) | 2021-03-31 | 2021-03-31 | Adjustable electric automobile collides with end collision device |
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| Publication Number | Publication Date |
|---|---|
| CN214309397U true CN214309397U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120663716.5U Active CN214309397U (en) | 2021-03-31 | 2021-03-31 | Adjustable electric automobile collides with end collision device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414189A (en) * | 2022-01-26 | 2022-04-29 | 中国汽车工程研究院股份有限公司 | Test device for simulating bottom collision of vehicle battery system |
-
2021
- 2021-03-31 CN CN202120663716.5U patent/CN214309397U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414189A (en) * | 2022-01-26 | 2022-04-29 | 中国汽车工程研究院股份有限公司 | Test device for simulating bottom collision of vehicle battery system |
| CN114414189B (en) * | 2022-01-26 | 2023-01-24 | 中国汽车工程研究院股份有限公司 | Test device for simulating bottom collision of vehicle battery system |
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