CN215711360U - Damping device for new energy test vehicle emergency towing system - Google Patents
Damping device for new energy test vehicle emergency towing system Download PDFInfo
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- CN215711360U CN215711360U CN202121648497.XU CN202121648497U CN215711360U CN 215711360 U CN215711360 U CN 215711360U CN 202121648497 U CN202121648497 U CN 202121648497U CN 215711360 U CN215711360 U CN 215711360U
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Abstract
The utility model provides a damping device for an emergency towing system of a new energy test vehicle, which comprises a fixed frame, a pay-off roller, a traction rope and a braking assembly, wherein the fixed frame is arranged on the ground of a test cabin, the pay-off roller is arranged on the fixed frame and can rotate around the axis of the pay-off roller, the fixed end of the traction rope is fixedly connected with the pay-off roller, the free end of the traction rope is connected with an automobile, the braking assembly is fixedly arranged on the fixed frame, and the braking assembly is used for abutting against the pay-off roller to limit the rotation of the pay-off roller. The damping device can apply reverse tension to the automobile while the traction device pulls the automobile outwards, so that the automobile is ensured to move forwards linearly along a set path in the outwards moving process, and the safety and the stability of emergency dragging are ensured.
Description
Technical Field
The utility model belongs to the field of new energy test vehicle test equipment, and particularly relates to a damping device for an emergency towing system of a new energy test vehicle.
Background
At present, the related technology of new energy automobiles is not mature, particularly, the battery technology has defects, an early warning mechanism is not complete in the charging and discharging process, a fire burning event frequently occurs, and no effective fire extinguishing emergency plan exists in the combustion process of the battery at the present stage due to the property of the battery. For the emergence that reduces the accident, new energy automobile will carry out technical verification in detection mechanism carries out multiple limit operating mode, and higher requirement has been proposed to check out test set under the limit operating mode, considers personnel and equipment security, cost of maintenance, proposes to increase emergent system of pulling, when taking place the burning and catching fire in the sample car testing process, can be fast with examining the sample car can be quick unlock from check out the test room, and maximum reduction loss protects the experimental facilities.
When a new energy automobile is subjected to a drum test in a high-low temperature environment cabin, if an emergency situation of battery ignition occurs, the drum needs to be stopped as soon as possible, a cabin door is opened, a test vehicle is automatically and quickly unbundled, and the test vehicle is dragged to the open space outside the environment cabin as soon as possible, so that the harm of fire to test personnel, equipment and buildings is eliminated. The test car is in N shelves this moment, because pull the distance far away and laboratory hatch door size has been confirmed, the phenomenon of vehicle skew can appear in the long distance in-process of pulling unavoidably, and the range of skew is too big, can lead to car and laboratory hatch door to bump, has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a damping device for an emergency towing system of a new energy test vehicle, which applies a reverse pulling force to the vehicle while towing the vehicle in an emergency so as to ensure that the vehicle moves linearly outward along a predetermined path.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a damping device for an emergency towing system of a new energy test vehicle comprises a fixed frame, wherein the fixed frame is arranged on the ground of a test cabin;
the pay-off roller is arranged on the fixed frame and can rotate around the axis of the pay-off roller;
the fixed end of the traction rope is fixedly connected with the pay-off roller, and the free end of the traction rope is connected with the automobile;
and the brake assembly is fixedly arranged on the fixing frame and used for abutting against the pay-off roller to limit the rotation of the pay-off roller.
Further, the pay-off roller comprises a roller body, and the traction rope is wound on the roller body;
the limiting discs are fixedly arranged at two ends of the roller body;
and the brake disc is coaxially and fixedly connected with the roller body.
Furthermore, the brake assembly comprises a caliper tray, the caliper tray is arranged at one end of the pay-off roller close to the brake disc, and the caliper tray is fixedly connected with the fixing frame;
the fixed end of the brake caliper is fixedly connected with the caliper tray, and the free end of the brake caliper is abutted to the brake disc to limit the rotation of the pay-off roller.
Furthermore, the fixing frame comprises a base, and the base is arranged on the ground of the test chamber;
the supporting tray is arranged on the base and is rotationally connected with the limiting disc of the pay-off roller;
the supporting seat is fixedly connected with the bottom of the caliper tray of the supporting tray and the braking assembly, and the supporting seat is fixedly connected with the base;
and two ends of the fixed shaft are fixedly connected with the two supporting seats positioned on the same side of the base respectively.
Further, the device also comprises a driving assembly for driving the pay-off roller to wind the traction rope.
The emergency stop button and the pressure trigger button are electrically connected with the brake assembly, and the rewind button, the manual modulation knob and the overwinding indicator lamp are electrically connected with the drive assembly.
The emergency towing system for the new energy test vehicle comprises the damping device and a towing device, wherein the towing device and the damping device are respectively arranged at two ends of a test cabin, the towing device is connected with the front end of the vehicle, and the damping device is connected with the rear end of the vehicle.
Furthermore, the traction device comprises a traction bracket, and the traction bracket is arranged on the ground of the test chamber;
the traction roller is rotationally connected with the traction bracket;
the output shaft of the traction motor is in transmission connection with the traction roller and is used for driving the traction roller to rotate;
the dragging rope is wound on the traction roller, the fixed end of the dragging rope is fixedly connected with the traction roller, and the free end of the dragging rope is connected with the automobile.
Compared with the prior art, the damping device for the new energy test vehicle emergency towing system has the following advantages:
(1) the damping device can apply reverse tension to the automobile while the traction device pulls the automobile outwards so as to ensure that the automobile moves forwards linearly along a set path in the outwards moving process and ensure the safety and stability of emergency dragging;
(2) the damping device limits the rotating speed of the pay-off roller through the friction force between the brake calipers and the pay-off roller, provides reverse tension for an automobile, and can adjust the pressure of the brake calipers to change the tension according to the automobile type and weight, so that the automobile can move along a straight line and can be quickly dragged;
(3) the damping device provided by the utility model is arranged by utilizing the original capital construction space of the test cabin, occupies small space, does not influence the operation of other test equipment, and is reasonable in design and convenient to use.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of an emergency towing system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a damping device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a control box according to an embodiment of the present invention.
Description of reference numerals:
1. a damping device; 2. a hauling rope; 3. an automobile; 4. a roller body; 5. a limiting disc; 6. a brake disc; 7. a caliper tray; 8. a brake caliper; 9. a base; 10. a support tray; 11. a supporting seat; 12. a fixed shaft; 13. a control box; 14. an emergency stop button; 15. a pressure trigger button; 16. a rewind button; 17. a manual modulation knob; 18. an overwinding indicator light; 19. a traction device; 20. a traction support; 21. a traction roller; 22. a traction motor; 23. dragging a rope; 24. -a 40 ° environmental chamber; 25. a detection system table; 26. -25 ° environmental chamber; 27. -a 40 ° hatch; 28. -a 25 ° hatch; 29. and (4) the ground.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in figure 1, the utility model designs a set of emergency towing system for a new energy test vehicle according to the offset precision requirement of a towed vehicle 3 and the space limitation of a test cabin, the emergency towing system comprises a damping device 1 and a towing device 19, the towing device 19 and the damping device 1 are respectively arranged at two ends of the test cabin, the vehicle 3 to be tested is arranged on a detection system platform 25, the towing device 19 is connected with the front end of the vehicle 3, in the process that the towing device 19 pulls the vehicle 3 to tow forwards, the damping device 1 is connected with the rear end of the vehicle 3 to apply backward pulling force to the vehicle 3, the towing device 19 and the damping device 1 act together to enable the vehicle 3 to move forwards and straightly along a connecting line between the two, and sequentially pass through a-40-degree environmental cabin 24, a-40-degree cabin door 27, a-25-degree environmental cabin 26 and a-25-degree cabin door 28, so as to avoid damaging other equipment in the test cabin, the safety of the emergency towing is improved.
Further, the traction device 19 comprises a traction bracket 20, and the traction bracket 20 is arranged on the test cabin ground 29;
the traction roller 21 is erected on the traction bracket 20 through a rotating shaft of the traction roller 21, and the traction roller 21 is rotatably connected with the traction bracket 20 through the rotating shaft;
an output shaft of the traction motor 22 is in transmission connection with the traction roller 21, a gear to be meshed is arranged on a rotating shaft of the output shaft of the traction motor 22 and the traction roller 21 in the embodiment, and the traction motor 22 rotates to drive the traction roller 21 to rotate through gear transmission;
the dragging rope 23 is wound on the dragging roller 21, the fixed end of the dragging rope 23 is fixedly connected with the dragging roller 21, the free end of the dragging rope 23 is connected with the automobile 3, when the automobile 3 is dragged outwards, the traction motor 22 is started, the dragging rope 23 is wound on the dragging roller 21 in the rotating process of the dragging roller 21, and the automobile 3 is pulled outwards through the dragging rope 23.
Further, the damping device 1 comprises a fixed frame, and the fixed frame is arranged on the ground 29 of the test chamber;
the rotating shaft of the pay-off roller is erected on the fixing frame, and the pay-off roller is rotationally connected with the fixing frame through the rotating shaft;
the fixed end of the traction rope 2 is fixedly connected with the pay-off roller, the free end of the traction rope 2 is connected with the automobile 3, when the automobile 3 is pulled outwards under the action of the traction device 19, the rear end of the automobile 3 pulls the traction rope 2 to enable the pay-off roller to rotate around the rotating shaft, and the advancing speed of the automobile 3 is in direct proportion to the rotating speed of the pay-off roller;
brake assembly, brake assembly sets firmly on the mount, when car 3 outwards is pulled under draw gear 19 effect, the unwrapping wire roller rotates, brake assembly's free end offsets with unwrapping wire roller lateral wall, through the kinetic friction between brake assembly and the unwrapping wire roller in order to restrict unwrapping wire roller slew velocity, thereby exert backward pulling force to car 3, draw gear 19's pulling force direction and damping device 1's pulling force direction are in same straight line, make car 3 only can follow this straight line and move forward, avoid car 3 to take place the skew and cause the damage to other equipment in the test cabin, even cause personnel to be injured.
Further, the pay-off roller comprises a roller body 4, the roller body 4 is cylindrical, and the traction rope 2 is wound on the roller body 4;
the limiting discs 5 are fixedly arranged at two ends of the roller body 4 and used for limiting the movement range of the traction rope 2 and preventing the traction rope 2 from being separated from the roller body 4, so that the pay-off roller is not smoothly rotated or even clamped, and the dragging effect of the automobile 3 is influenced;
Furthermore, the brake assembly comprises a caliper tray 7, the caliper tray 7 is arranged at one end of the pay-off roller close to the brake disc 6, and the caliper tray 7 is fixedly connected with the fixing frame and plays a role in supporting and fixing the brake caliper 8;
Further, the fixing frame includes a base 9, the base 9 is disposed on the test chamber ground 29, the base 9 in this embodiment is a frame structure formed by welding i-shaped steel, and can be fixedly connected with the ground 29 through bolts to provide support for the damping device 1;
the supporting tray 10 is arranged on the base 9, the supporting tray 10 is rotatably connected with the limiting disc 5 of the pay-off roller, a rotating shaft of the pay-off roller penetrates through the limiting disc 5 to be connected with the supporting tray 10 through a bearing, and the pay-off shaft can freely rotate around the rotating shaft of the pay-off roller;
the supporting seats 11 are fixedly connected with the supporting tray 10 and the bottom of the caliper tray 7 of the brake assembly, the supporting seats 11 are fixedly connected with the base 9, and four supporting seats 11 are arranged in the embodiment and are fixedly connected with the two ends of the supporting tray 10 and the two ends of the caliper tray 7 in a one-to-one correspondence mode;
the fixing frame comprises a fixing shaft 12, wherein two ends of the fixing shaft 12 are fixedly connected with two supporting seats 11 positioned on the same side of the base 9 respectively, as shown in figure 2, the overall strength of the fixing frame is increased, deformation or looseness caused by external force is prevented, and the operation safety is improved.
Further, still including the drive assembly who is used for driving unwrapping wire roller rolling haulage rope 2, drive assembly in this embodiment includes winding motor, and winding motor's output shaft is connected with the pivot transmission of defence line roller, and when pulling the completion back, 2 free ends of haulage rope separate with car 3, and winding motor starts, drives the unwrapping wire roller and rotates so that haulage rope 2 rolling on the unwrapping wire roller.
Further, as shown in fig. 3, the brake system further comprises a control box 13, wherein an emergency stop button 14, a pressure trigger button 15, a rewind button 16, a manual modulation knob 17 and an overwind indicator light 18 are arranged on the control box 13, the emergency stop button 14 and the pressure trigger button 15 are electrically connected with the brake assembly, the emergency stop button 14 is used for controlling a brake caliper 8 on the brake assembly to completely clamp the brake disc 6 in an emergency, so that the paying-off roll stops rotating to limit the automobile 3 to move forwards continuously, the pressure trigger button 15 is used for controlling a switch of the brake caliper 8 to change the stress on the brake disc 6, the rewind button 16, the manual modulation knob 17 and the overwind indicator light 18 are electrically connected with the drive assembly, the rewind button 16 can start a winding motor to drive the traction rope 2, the manual modulation knob 17 can be used for controlling the brake system to stop, the manual operation is carried out through the manual modulation knob 17, and the overwinding indicating lamp 18 can send out alarm indication when the traction rope 2 wound on the pay-off roller exceeds the maximum range.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a damping device that is used for emergent system of towing of new forms of energy test car which characterized in that: the device comprises a fixed frame, wherein the fixed frame is arranged on the ground of a test chamber;
the pay-off roller is arranged on the fixed frame and can rotate around the axis of the pay-off roller;
the fixed end of the traction rope is fixedly connected with the pay-off roller, and the free end of the traction rope is connected with the automobile;
and the brake assembly is fixedly arranged on the fixing frame and used for abutting against the pay-off roller to limit the rotation of the pay-off roller.
2. The damping device of claim 1, wherein: the pay-off roller comprises a roller body, and the traction rope is wound on the roller body;
the limiting discs are fixedly arranged at two ends of the roller body;
and the brake disc is coaxially and fixedly connected with the roller body.
3. The damping device of claim 1, wherein: the brake assembly comprises a caliper tray, the caliper tray is arranged at one end of the pay-off roller close to the brake disc, and the caliper tray is fixedly connected with the fixing frame;
the fixed end of the brake caliper is fixedly connected with the caliper tray, and the free end of the brake caliper is abutted to the brake disc to limit the rotation of the pay-off roller.
4. The damping device of claim 1, wherein: the fixing frame comprises a base, and the base is arranged on the ground of the test chamber;
the supporting tray is arranged on the base and is rotationally connected with the limiting disc of the pay-off roller;
the supporting seat is fixedly connected with the bottom of the caliper tray of the supporting tray and the braking assembly, and the supporting seat is fixedly connected with the base;
and two ends of the fixed shaft are fixedly connected with the two supporting seats positioned on the same side of the base respectively.
5. The damping device of claim 1, wherein: still including being used for driving the drive assembly of paying out roll rolling haulage rope.
6. The damping device of claim 5, wherein: still include the control box, be equipped with emergency stop button, pressure trigger button, anti-book button, manual modulation knob and overwinding pilot lamp on the control box, emergency stop button and pressure trigger button all with braking component electric connection, anti-book button, manual modulation knob and overwinding pilot lamp all with drive assembly electric connection.
7. An emergency towing system for a new energy test vehicle, comprising a damping device according to any one of claims 1 to 6, characterized in that: the automobile test device is characterized by further comprising a traction device, wherein the traction device and the damping device are respectively arranged at two ends of the test cabin, the traction device is connected with the front end of an automobile, and the damping device is connected with the rear end of the automobile.
8. The emergency towing system for new energy test vehicles according to claim 7, characterized in that: the traction device comprises a traction support, and the traction support is arranged on the ground of the test chamber;
the traction roller is rotationally connected with the traction bracket;
the output shaft of the traction motor is in transmission connection with the traction roller and is used for driving the traction roller to rotate;
the dragging rope is wound on the traction roller, the fixed end of the dragging rope is fixedly connected with the traction roller, and the free end of the dragging rope is connected with the automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121648497.XU CN215711360U (en) | 2021-07-20 | 2021-07-20 | Damping device for new energy test vehicle emergency towing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121648497.XU CN215711360U (en) | 2021-07-20 | 2021-07-20 | Damping device for new energy test vehicle emergency towing system |
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| CN215711360U true CN215711360U (en) | 2022-02-01 |
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| CN202121648497.XU Active CN215711360U (en) | 2021-07-20 | 2021-07-20 | Damping device for new energy test vehicle emergency towing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215242A (en) * | 2022-09-19 | 2022-10-21 | 杭州未名信科科技有限公司 | Winch gradient brake power system of intelligent tower crane and intelligent tower crane |
-
2021
- 2021-07-20 CN CN202121648497.XU patent/CN215711360U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215242A (en) * | 2022-09-19 | 2022-10-21 | 杭州未名信科科技有限公司 | Winch gradient brake power system of intelligent tower crane and intelligent tower crane |
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