CN205192760U - Bump test auxiliary brake device - Google Patents
Bump test auxiliary brake device Download PDFInfo
- Publication number
- CN205192760U CN205192760U CN201520829748.2U CN201520829748U CN205192760U CN 205192760 U CN205192760 U CN 205192760U CN 201520829748 U CN201520829748 U CN 201520829748U CN 205192760 U CN205192760 U CN 205192760U
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- wheel
- guide wheel
- brake
- stay cord
- impact test
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- 238000012360 testing method Methods 0.000 title abstract description 17
- 244000309464 bull Species 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000009863 impact test Methods 0.000 claims description 34
- 230000008859 change Effects 0.000 abstract description 3
- 108090000565 Capsid Proteins Proteins 0.000 description 7
- 238000013016 damping Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model provides a bump test auxiliary brake device, including vacuum booster, brake pedal mechanism, vacuum pump, air duct, first guide pulley, second guide pulley, step motor and stay cord, vacuum booster's brake master cylinder push rod is connected with the brake master cylinder of vehicle, and vacuum booster's booster push rod is connected with brake pedal mechanism, the vacuum pump passes through the air duct and is connected with the vacuum check valve on the vacuum booster, the bull wheel is installed to step motor's output shaft, first guide pulley and second guide pulley are located between bull wheel and the brake pedal mechanism, and the one end setting of stay cord is in brake pedal mechanism, and the other end of stay cord is connected with the bull wheel behind first guide pulley, second guide pulley and bull wheel in proper order. The utility model discloses a bump test auxiliary brake device need not change the original braking system of vehicle, and the commonality is good, and is applicable in different motorcycle types, simple structure, simple to operate, low cost, used repeatedly many times.
Description
Technical field
The utility model relates to vehicle impact test technical field, particularly a kind of impact test complemental brake system.
Background technology
Vehicle impact testing investigates vehicle safety performance the most direct and effective means, and it has multisystem combined, high complexity, involve great expense and the feature such as not reproducible.In vehicle impact testing, test vehicle is accelerated by the traction of haulage cable in track, is separated, then at the uniform velocity hits obstacle after reaching test speed at ad-hoc location with wire rope.At present, main impact test form has head-on crash, side collision, rear-end impact, roll-over crash, car and car collision etc.
Test vehicle is in traction accelerator, and bearing circle must be in normotopia, to ensure straight-line travelling.In some cases, test vehicle may cause bearing circle to rotate owing to drawing extremely, makes vehicle offset track, causes test incident.In rear end collision test, test vehicle is in free stationary state, clash into its afterbody by chassis and investigate rear vehicle end structural behaviour, after knockout process terminates, owing to clashing into inertia forward slip, also can there is the risk with testing equipment or other object generation secondary collisions in before static test vehicle.In addition, in little Duplication (smalloverlap) frontal collision test risen in recent years, due to crashing vehicle front end and obstacle overlapping area less, body structure distortion can only absorb fraction energy, therefore larger whipping or residual velocity may be there is in vehicle, cause and obstacle side or other object generation secondary collisions, this can produce larger impact to test findings.In order to avoid the generation of above-mentioned several situation, test vehicle installs additional can in time, the complemental brake system of effective brake just seems very necessary.
Impact test complemental brake system of the prior art has the vehicle-mounted hydraulic brake system designed by German MESSRING company, and this system mainly comprises three parts: hydraulic pressure unit, control module and manual pressure device.Hydraulic pressure unit is provided with two brake piping interfaces, can be connected with the fluid pressure line of front wheel brake clamp.When after the actuating signal receiving control module, brake fluid is pressed in brake caliper by its accumulator by hydraulic pressure unit, thus realizes braking.Manual pressure device is used for the accumulator of hydraulic pressure unit filling brake fluid and supercharging, to ensure the working pressure required for its effective brake.
But although MESSING truck mounted braking systems can meet technically completely implement requirement that is rapid, effective brake to collision test vehicle, this valuable product, technical threshold is higher.In addition, when using this brake system, need first to cut off the original brake piping of vehicle, brake fluid remaining in emptying pipeline, and then carry out being communicated with of hydraulic pressure unit and vehicle brake conduit, and all need manually to pressurize, to eliminate the braking effect impaired risks because energy storage pressure brings not before each use.
Utility model content
The purpose of this utility model is, provides a kind of impact test complemental brake system, to solve the problems of the technologies described above.
The utility model embodiment provides a kind of impact test complemental brake system, be arranged on the vehicle body of vehicle and comprise vacuum booster and brake treadle mechanism, the master cylinder push rod of described vacuum booster is connected with the master cylinder of vehicle, and the booster push rod of described vacuum booster is connected with described brake treadle mechanism; Impact test complemental brake system also comprises vacuum pump, wireway, the first guide wheel, the second guide wheel, stepper motor and stay cord; Described vacuum pump is connected with the vacuum check valve on described vacuum booster by described wireway; The output shaft of described stepper motor is provided with bull wheel; Described first guide wheel and described second guide wheel are between described bull wheel and described brake treadle mechanism, one end of described stay cord is arranged on described brake treadle mechanism, the other end of described stay cord is connected with described bull wheel successively after described first guide wheel, described second guide wheel and described bull wheel, and described stay cord is keeping some tension after described first guide wheel, described second guide wheel and described bull wheel.
Further, described brake treadle mechanism comprises brake pedal and pedal rod, one end of described pedal rod and the booster push rod of described vacuum booster hinged, the other end of described pedal rod is fixedly installed on described brake pedal, and described stay cord is fixedly connected with described brake pedal.
Further, the medium position of described brake pedal is provided with the through hole passed for described stay cord, and described stay cord can be fixedly connected with from described through hole through rear and described brake pedal.
Further, described pedal rod takes the shape of the letter U, on one end that described brake pedal is arranged at described pedal rod peristome and relative level face tilt arrange, when not braking, the part of described stay cord between described through hole with described first guide wheel is vertical with described brake pedal.
Further, described impact test complemental brake system also comprises the first wheel bracket and the second wheel bracket, described first wheel bracket and described second wheel bracket are all fixed on the vehicle body of described vehicle, described first guide wheel is arranged on described first wheel bracket, described second guide wheel is arranged on the second wheel bracket, and described first guide wheel, described second guide wheel and described bull wheel overlap at the middle vertical plane of thickness direction.
Further, described first wheel bracket has multiple guide wheel mounting hole, described multiple guide wheel mounting hole is arranged in ranks in the horizontal direction with on vertical direction.
Further, the periphery of described bull wheel is circumferentially provided with multiple axially extended square groove along described bull wheel to compartment of terrain, have the via hole of the side passing to described bull wheel in square groove described in one of them, described stay cord passes described via hole from this square groove and is wrapped in described bull wheel.
Further, described impact test complemental brake system also comprises electric-controlled box, the driver module that described electric-controlled box comprises wireless receiving module and is electrically connected with described wireless receiving module, described driver module is electrically connected with described stepper motor by cable, and described wireless receiving module is for the brake signal that receives telepilot and send and described brake signal is passed to the work that described driver module makes described driver module control step motor.
Further, described vacuum pump is provided with X-over, and the two ends of described wireway connect described X-over and described vacuum check valve respectively.
Further, described X-over is provided with switch knob.
The beneficial effects of the utility model are:
Innovative point of the present utility model is first to adopt vacuum pump to vacuumize vacuum booster, solves the problem that impact test vehicle motor cannot run well and the vacuum booster that causes lost efficacy.Under the effective prerequisite of vacuum booster, brake pedal only needs less power to press down, therefore the mode of stepper motor retracting seizing wire is adopted to carry out drop-down brake pedal, and be furnished with guide wheel to guarantee that wire rope pulls along brake pedal is vertical, the wireless control module of electric-controlled box then makes brake operating can be controlled by the mode of remote control.This utility model device does not need to change the original brake system of vehicle, and versatility is good, is applicable to different automobile types; Structure is simple, easy for installation; With low cost, can repeatedly use.
Accompanying drawing explanation
Fig. 1 to Fig. 3 is the structural representation of impact test complemental brake system of the present utility model.
Fig. 4 is the structural representation of the stepper motor in Fig. 2.
Fig. 5 is the structural representation of the first guide wheel in Fig. 2.
Fig. 6 is the structural representation of the transformational structure in Fig. 2.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is further described.
Incorporated by reference to reference to figure 1-3, the utility model embodiment provides a kind of impact test complemental brake system, be arranged in the body platform 100 of vehicle, for providing auxiliary braking in vehicle impact test, this device comprises vacuum booster 4, brake treadle mechanism 5, vacuum pump 1, wireway 3, first guide wheel 10, second guide wheel 11, stepper motor 12 and stay cord 9.
Wherein, vacuum booster 4 comprises procapsid 41, the back casing 42, the master cylinder push rod passed from procapsid 41 inside that coordinate with procapsid 41, to be located at procapsid 41 and the vacuum check valve 44 be communicated with procapsid 41 and the booster push rod 45 passed from back casing 42 inside.It should be noted that, also comprise the element that other form vacuum booster in vacuum booster 4, function and the principle of these elements are same as the prior art, and this is no longer going to repeat them.The master cylinder push rod of vacuum booster 4 is connected with the master cylinder 43 of vehicle, the booster push rod 45 of vacuum booster 4 is hinged with brake treadle mechanism 5, vacuum booster 4 can by brake treadle mechanism 5 by booster push rod 45 transmit come damping force through amplification after be passed to vehicle brake master cylinder 43 by master cylinder push rod, with in vehicle test to car brakeing.
Vacuum pump 1 is connected with the vacuum check valve 44 on vacuum booster 4 by wireway 3 (such as rubber hose), to vacuumize vacuum booster 4.The inside of vacuum check valve 44 for stoping extraneous gas to enter the procapsid 41 of vacuum booster 4, after vacuum pump 1 pair of vacuum booster 4 vacuumizes, ensures the vacuum tightness in the procapsid 41 of vacuum booster 4.
The output shaft of stepper motor 12 is provided with bull wheel 13, bull wheel 13 can rotate along with the rotation of the output shaft of stepper motor 12.
First guide wheel 10 and the second guide wheel 11 are between bull wheel 13 and brake treadle mechanism 5, and the first guide wheel 10 is positioned at the below of brake treadle mechanism 5.
One end of stay cord 9 (such as wire rope) is arranged on brake treadle mechanism 5, and the other end of stay cord 9 is fixedly connected with bull wheel 13 successively after the first guide wheel 10, second guide wheel 11 and bull wheel 13.Stay cord 9 is keeping some tension after the first guide wheel 10, second guide wheel 11 and bull wheel 13, and it should be noted that, this some tension just can tighten stay cord 9.
The principle of work of impact test complemental brake system of the present utility model is as follows:
First vacuum booster 4 in vacuum pump 1 pair of brake system is utilized to carry out vacuum pumping, wireway 3 is pulled up after vacuum drawn, kill engine cover, and will guarantee no longer to carry out any pressing action to brake pedal 7, reduces to prevent the vacuum tightness brought because pressing down brake treadle mechanism 5.
Then vehicle impact test is carried out, when vehicle impact test process need damping force, operating personnel can open stepper motor 12, stepper motor 12 is rotated, thus drive the bull wheel 13 be arranged on the output shaft of stepper motor 12 to furl stay cord 9, stay cord 9 then by drop-down for brake treadle mechanism 5, realizes braking after the first guide wheel 10, second guide wheel 11 leads and tightens.
Incorporated by reference to reference to Fig. 2 and Fig. 3, in the present embodiment, brake treadle mechanism 5 comprises brake pedal 7 and pedal rod 6, one end of pedal rod 6 and the booster push rod 45 of vacuum booster 4 hinged, the other end of pedal rod 6 is fixedly installed on brake pedal 7.Stay cord 9 is fixedly connected with brake pedal 7, stay cord 9 draws brake pedal 7 to step on brake pedal 7 to imitate human pilot being furled by bull wheel 13 at present, brake pedal 7 drives pedal rod 6 with the pin joint of pedal rod 6 and booster push rod 45 for axis rotation, and the damping force of trampling that stay cord 9 is imitated driver by pedal rod 6 is simultaneously passed to booster push rod 45.Concrete, the medium position of brake pedal 7 is provided with the through hole 8 passed for stay cord 9, and when fixed pulling rope 9, stay cord 9 can pass from through hole 8, and the mode and the brake pedal 7 that then pass through welding or clot are fixed.
In the present embodiment, pedal rod 6 takes the shape of the letter U, on one end that brake pedal 7 is fixedly installed on the peristome of pedal rod 6 and relative level face tilt arrange, when non-on-position, the part of stay cord 9 between through hole 8 with the first guide wheel 10 is vertical with brake pedal 7, namely when braking, stay cord 9 can carry out drop-down along the vertical direction of brake pedal 7, make stay cord 9 that minimum brake holding load can be provided to act on brake pedal 7, reach the order of braking, so that Appropriate application vehicle body space and more accurately simulating vehicle brake system.
Please continue to combine with reference to Fig. 2 and Fig. 3, in the present embodiment, in order to install the first guide wheel 10 and the second guide wheel 11, impact test complemental brake system also comprises the first wheel bracket 15 and the second wheel bracket 19, first wheel bracket 15 and the second wheel bracket 19 are all fixed on the body platform 100 of vehicle, first guide wheel 10 is arranged on the first wheel bracket 15, second guide wheel 11 is arranged on the second wheel bracket 19, first guide wheel 10, second guide wheel 11 and bull wheel 13 overlap at the middle vertical plane of thickness direction, so that tightened by stay cord 9 and lead to stay cord 9.Be understandable that, the arrangement mode of the first guide wheel 10, second guide wheel 11 and bull wheel 13 is not limited thereto, as long as can tighten stay cord 9 and lead to stay cord 9.
Please refer to Fig. 5, in the present embodiment, first wheel bracket 15 has multiple guide wheel mounting hole 20, multiple guide wheel mounting hole 20 is arranged in ranks in the horizontal direction with on vertical direction, in crew module's environment in different compartment, first guide wheel 10 can select suitable guide wheel mounting hole 20 to be arranged on the first wheel bracket 15, to adapt to crew module's environment of different automobile types, makes stay cord 9 to carry out drop-down along the vertical direction of brake pedal 7 as far as possible.Particularly, first wheel bracket 15 is L-shaped, the horizontal installing plate 152 comprising vertical installing plate 151 and vertically extend from the bottom of vertical installing plate 151, multiple guide wheel mounting hole 20 is arranged on vertical installing plate 151, horizontal installing plate 152 is provided with fixed orifice 21, and the first wheel bracket 15 is arranged on vehicle body 100 through fixed orifice 21 by the fixtures such as screw.
Please refer to Fig. 4, in the present embodiment, stepper motor 12 is provided with base plate 16, base plate 16 offers fixed orifice 17, stepper motor 12 is fixedly installed on body platform 100 through fixed orifice 17 by the fixtures such as rivet, second wheel bracket 19 is fixedly mounted on base plate 16, and namely the second wheel bracket 19 is fixedly connected with body platform 100 by base plate 16.
Please refer to Fig. 4, in the present embodiment, the girth of bull wheel 13 is 135mm, and the periphery of bull wheel 13 is circumferentially provided with multiple axially extended square groove 131 along bull wheel 13, with increasing friction force to compartment of terrain.Have the via hole (scheming not shown) of the side passing to bull wheel 13 in one of them square groove 131, stay cord 9 passes via hole from this square groove 131 and is wrapped in bull wheel 13, makes relative sliding to occur between stay cord 9 and bull wheel 13.
Incorporated by reference to reference Fig. 2-4, in the present embodiment, impact test complemental brake system also comprises electric-controlled box 14, the driver module (scheming not shown) that electric-controlled box 14 comprises wireless receiving module (scheming not shown) and is electrically connected with wireless module, the brake signal that wireless receiving module sends for receiving telepilot, driver module and stepper motor 12 are electrically connected by cable 18 and for the work of control step motor 12.Particularly, when wireless receiving module receives the brake signal that telepilot sends, brake signal is transmitted driver module by wireless receiving module, driver module sends the first control signal makes stepper motor 12 start to rotate, thus drive the bull wheel 13 be arranged on stepper motor output shaft to furl stay cord 9, stay cord 9 then by drop-down for brake pedal 7, realizes braking after the first guide wheel 10 and the second guide wheel 11 guiding.Further, stepper motor 12 is after rotation a few rear (such as two circles), the acting force that stepper motor 12 exports can not continue to pull brake pedal 7 again, now stepper motor 12 stops operating but simultaneously externally output action power, the heat that stepper motor 12 produces will be greater than the heat produced when stepper motor 12 rotates, so because the damping force needed at brake pedal 7 is less, the power of stepper motor 12 is relatively little, the situation that stepper motor 12 is not rotating, the heat that stepper motor 12 produces also is not enough to stepper motor 12 to burn.
Continue referring to Fig. 1, in the present embodiment, vacuum pump 1 is provided with X-over 2, two ends coupling adapter 2 and the vacuum check valve 44 respectively of wireway 3.Be understandable that, for the vehicle of different model, the model of the vacuum booster of its inside is different, the joint geometry and the bore specification that are arranged at the vacuum individual event valve on vacuum booster are different, by arranging X-over 2, vacuum pump 1 can be made can to possess different joint geometries and bore specification to adapt to the vacuum booster 4 of different automobile types.
Incorporated by reference to reference to Fig. 6, in the present embodiment, X-over 2 is provided with switch knob 22, operating personnel can operating switch handle 22 to control the opening and closing of X-over 2, and then whether control vacuum pump 1 vacuumizes vacuum booster 4.
In the present embodiment, vacuum pump 1 is miniature without oily electric piston vacuum pump, and its rated power is 780W, and accessible max vacuum is-90KPa, can meet the requirement of vacuum booster 4 for vacuum tightness; Vacuum pump 1 flow is 120L/min, in minutes can complete the operation vacuumized vacuum booster 4.
The beneficial effects of the utility model are:
Innovative point of the present utility model is first to adopt vacuum pump to vacuumize vacuum booster, solves the problem that impact test vehicle motor cannot run well and the vacuum booster that causes lost efficacy.Under the effective prerequisite of vacuum booster, brake pedal only needs less power to press down, therefore the mode of stepper motor retracting seizing wire is adopted to carry out drop-down brake pedal, and be furnished with guide wheel to guarantee that wire rope pulls along brake pedal is vertical, the wireless control module of electric-controlled box then makes brake operating can be controlled by the mode of remote control.This utility model device does not need to change the original brake system of vehicle, and versatility is good, is applicable to different automobile types; Structure is simple, easy for installation; With low cost, can repeatedly use.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an impact test complemental brake system, is arranged on the body platform (100) of vehicle and comprises vacuum booster (4), brake treadle mechanism (5), vacuum pump (1), wireway (3), the first guide wheel (10), the second guide wheel (11), stepper motor (12) and stay cord (9), the master cylinder push rod of described vacuum booster (4) is connected with the master cylinder (43) of vehicle, and the booster push rod (45) of described vacuum booster (4) is connected with described brake treadle mechanism (5), described vacuum pump (1) is connected with the vacuum check valve (44) on described vacuum booster (4) by described wireway (3), the output shaft of described stepper motor (12) is provided with bull wheel (13), described first guide wheel (10) and described second guide wheel (11) are positioned between described bull wheel (13) and described brake treadle mechanism (5), one end of described stay cord (9) is arranged on described brake treadle mechanism (5), the other end of described stay cord (9) is successively through described first guide wheel (10), described second guide wheel (11) and described bull wheel (13) are connected with described bull wheel (13) afterwards, described stay cord (9) is through described first guide wheel (10), described second guide wheel (11) and described bull wheel (13) keep some tension afterwards.
2. impact test complemental brake system as claimed in claim 1, it is characterized in that, described brake treadle mechanism (5) comprises brake pedal (7) and pedal rod (6), one end of described pedal rod (6) and the booster push rod (45) of described vacuum booster (4) hinged, the other end of described pedal rod (6) is fixedly installed on described brake pedal (7), and described stay cord (9) is fixedly connected with described brake pedal (7).
3. impact test complemental brake system as claimed in claim 2, it is characterized in that, the medium position of described brake pedal (7) is provided with the through hole (8) passed for described stay cord (9), and described stay cord (9) can be fixedly connected with from described through hole (8) through rear and described brake pedal (7).
4. impact test complemental brake system as claimed in claim 3, it is characterized in that, described pedal rod (6) takes the shape of the letter U, on one end that described brake pedal (7) is arranged at described pedal rod (6) peristome and relative level face tilt arrange, when not braking, the part of described stay cord (9) between described through hole (8) with described first guide wheel (10) is vertical with described brake pedal (7).
5. impact test complemental brake system as claimed in claim 4, it is characterized in that, described impact test complemental brake system also comprises the first wheel bracket (15) and the second wheel bracket (19), described first wheel bracket (15) and described second wheel bracket (19) are all fixed on the body platform (100) of described vehicle, described first guide wheel (10) is arranged on described first wheel bracket (15), described second guide wheel (11) is arranged on the second wheel bracket (19), and described first guide wheel (10), described second guide wheel (11) and described bull wheel (13) overlap at the middle vertical plane of thickness direction.
6. impact test complemental brake system as claimed in claim 5, it is characterized in that, described first wheel bracket (15) has multiple guide wheel mounting hole (20), and described multiple guide wheel mounting hole (20) is arranged in ranks in the horizontal direction with on vertical direction.
7. impact test complemental brake system as claimed in claim 1, it is characterized in that, the periphery of described bull wheel (13) is circumferentially provided with multiple axially extended square groove (131) along described bull wheel (13) to compartment of terrain, have the via hole of the side passing to described bull wheel (13) in square groove described in one of them (131), described stay cord (9) is wrapped in described bull wheel (13) from this square groove (131) through described via hole.
8. impact test complemental brake system as claimed in claim 1, it is characterized in that, described impact test complemental brake system also comprises electric-controlled box (14), the driver module that described electric-controlled box (14) comprises wireless receiving module and is electrically connected with described wireless receiving module, described driver module is electrically connected with described stepper motor (12) by cable (18), described wireless receiving module is for the brake signal that receives telepilot and send and described brake signal is passed to the work that described driver module makes described driver module control step motor (12).
9. impact test complemental brake system as claimed in claim 1, it is characterized in that, described vacuum pump (1) is provided with X-over (2), and the two ends of described wireway (3) connect described X-over (2) and described vacuum check valve (44) respectively.
10. impact test complemental brake system as claimed in claim 9, it is characterized in that, described X-over (2) is provided with switch knob (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829748.2U CN205192760U (en) | 2015-10-21 | 2015-10-21 | Bump test auxiliary brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829748.2U CN205192760U (en) | 2015-10-21 | 2015-10-21 | Bump test auxiliary brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205192760U true CN205192760U (en) | 2016-04-27 |
Family
ID=55785739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520829748.2U Expired - Fee Related CN205192760U (en) | 2015-10-21 | 2015-10-21 | Bump test auxiliary brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205192760U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415915A (en) * | 2017-06-09 | 2017-12-01 | 吉利汽车研究院（宁波）有限公司 | Impact test remote controlled braking method and device |
| CN110261229A (en) * | 2019-06-21 | 2019-09-20 | 杨振民 | A kind of intelligent kind of motor vehicle lifting testing device for wire ropes |
| CN110877602A (en) * | 2019-11-07 | 2020-03-13 | 一汽轿车股份有限公司 | Active brake pedal operating device |
-
2015
- 2015-10-21 CN CN201520829748.2U patent/CN205192760U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415915A (en) * | 2017-06-09 | 2017-12-01 | 吉利汽车研究院（宁波）有限公司 | Impact test remote controlled braking method and device |
| CN110261229A (en) * | 2019-06-21 | 2019-09-20 | 杨振民 | A kind of intelligent kind of motor vehicle lifting testing device for wire ropes |
| CN110261229B (en) * | 2019-06-21 | 2021-09-14 | 安徽永利建设工程有限公司 | Intelligent detection device for hoisting steel wire rope of motor vehicle |
| CN110877602A (en) * | 2019-11-07 | 2020-03-13 | 一汽轿车股份有限公司 | Active brake pedal operating device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 |
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| CF01 | Termination of patent right due to non-payment of annual fee |