CN204788765U - Hydraulic haulage formula parking braking detector of doing all can - Google Patents
Hydraulic haulage formula parking braking detector of doing all can Download PDFInfo
- Publication number
- CN204788765U CN204788765U CN201520423282.6U CN201520423282U CN204788765U CN 204788765 U CN204788765 U CN 204788765U CN 201520423282 U CN201520423282 U CN 201520423282U CN 204788765 U CN204788765 U CN 204788765U
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- China
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- base
- wire rope
- fixedly connected
- parking braking
- channel steel
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Abstract
The utility model discloses a hydraulic haulage formula parking braking detector of doing all can in the vehicle brake performance detection device field, including the base, be equipped with the channel -section steel stand on the base, be equipped with lift platform between two channel -section steel stands, the hydro -cylinder is drawn to last being fixed with of lift platform, and the piston rod that draws the hydro -cylinder stretches out the end and is connected with force cell sensor, and the lift platform downside was fixed with the cab apron, crossed the cab apron both sides and was equipped with the slider connecting plate relative with the channel -section steel stand, and the slider connecting plate passes through slider mount pin fixedly connected with slider, the top of channel -section steel stand is equipped with the stand top block, is equipped with the base pulley on the base, still is equipped with the base hydro -cylinder, and the piston rod of base hydro -cylinder stretches out the end and is fixed with the wire rope mount pad, and around there being wire rope, wire rope one end is connected with the slider mount pin on the stand top block, and the rear flank was connected with the wire rope mount pad under corresponding base pulley was walked around to the other end. The utility model discloses the size of parking braking power can be direct, accurately detected out, and then vehicle parking braking performance is inspectd.
Description
Technical field
The utility model belongs to vehicle braking performances pick-up unit field, is specifically related to a kind of parking braking power detector.
Background technology
Vehicle braking performances detects direct relation and traffic safety, and it is again the importance that vehicle braking performances detects that performance of parking brake detects.Vehicle parking method for testing performance is divided into actual road test detection method and bench test detection method.In " motor vehicle safe and technical specification " to the testing requirement of vehicle parking performance actual road test detection method be: vehicle to be reached the gradient be 20%(gross mass be the vehicle of less than 1.2 times of kerb weight is 15%), attachment coefficient is not less than on the ramp of 0.7, keep maintaining static by positive and negative both direction, its time is no less than 5min, then check the performance of parking brake of vehicle to meet the requirements.The weak point of vehicle parking performance actual road test detection method is: automotive check department needs the special ramp set up for detecting, ramp needs to take larger area, cost is higher, only just can detect in very broad place, restricted larger.
When not possessing inspection ramp, available bench test method checking machine motor-car performance of parking brake." motor vehicle safe and technical specification " testing requirement to motor vehicle performance of parking brake bench teat is: the inspection of bench teat braking ability is when adopting the damping force of brake test bench inspection automobile and motor tricycle holding brake device, motor vehicle is unloaded, take a driver, use holding brake device, it is that the motor vehicle of kerb weight less than 1.2 times should be more than or equal to 15% that the summation of parking braking power should be more than or equal to this car 20%(gross mass of complete vehicle weight under test mode).Current motor vehicle performance of parking brake bench test detection method lacks the device measuring vehicle braking force directly, exactly.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic haulage formula parking braking power detector, can detect the size of vehicle parking power exactly, and then whether inspection vehicle performance of parking brake meets the requirements.
The purpose of this utility model is achieved in that a kind of hydraulic haulage formula parking braking power detector, comprise base, described base is symmetrically arranged with two notches channel steel upright post toward the outer side, hoistable platform is provided with between two channel steel upright posts, hoistable platform is installed with the drawing oil cylinder of level, the piston rod external part of described drawing oil cylinder has been threaded force cell, vertical rebound is fixedly connected with on the downside of described hoistable platform, rebound symmetria bilateralis is provided with the slide attachment plate relative with the notch of two channel steel upright posts, be fixedly connected with the slide block matched with channel steel upright post notch by slide block mount pin inside slide attachment plate, the top of described channel steel upright post is equipped with column top block, on described base, corresponding two column top blocks are provided with two base pulleys respectively, base is also provided with the base oil cylinder of level, the piston rod external part of base oil cylinder is fixedly connected with wire rope mount pad, the upside of two described column top blocks is all wound with wire rope, vertical wire rope one end of down extending is fixedly connected with corresponding slide block mount pin, and under the wire rope other end vertically down extended walks around corresponding base pulley, rear flank is fixedly connected with wire rope mount pad.
During utility model works, vehicle to be tested is travelled on inspection table top, the unloaded driver of vehicle tramples parking brake, be connected corresponding with force cell for motor vehicle with wire rope, if vehicle overall height to be tested is higher, then the piston rod external part of base oil cylinder shrinks wire rope is drop-down, slide block rises, drive hoistable platform and drawing oil cylinder to raise, make wire rope parallel to the ground, inspection vehicle just treated by force cell; If vehicle overall height to be tested is lower, then the piston rod external part of base oil cylinder stretches out and is outwards put by wire rope, and slide block declines, and drive hoistable platform and drawing oil cylinder to decline, make wire rope parallel to the ground, inspection vehicle just treated by force cell; Drawing oil cylinder piston rod external part pulls vehicle to be tested, the size that tractive force is provided is demonstrated according to force cell, when tractive force, to reach this vehicle 20%(gross mass of complete vehicle weight under test mode be the motor vehicle of kerb weight less than 1.2 times is 15%) time, if vehicle to be tested is motionless, its performance of parking brake is qualified, otherwise then defective.Compared with prior art, the beneficial effects of the utility model are: the height that can regulate drawing oil cylinder according to the bodywork height of vehicle to be tested, the tractive force that making drawing oil cylinder treat inspection vehicle provides is horizontal drag force, tractive force is avoided to there is component at vertical direction, the tractive force causing force cell to demonstrate also is not equal to the actual tractive force provided, improve the measurement accuracy of tractive force, thus more science, detect the performance of parking brake of vehicle exactly.
In order to make more firmly to be connected between channel steel upright post and base, structure is more stable, and channel steel upright post described in every root is all fixedly connected with base by the support column tilted.
In order to reduce the friction between slide block and channel steel upright post, extending the serviceable life of slide block, being contacted with each other by steel disc between described slide block and channel steel upright post.
As preferably of the present utility model, described wire rope is all fixedly connected with by rope clamp with between slide block mount pin, wire rope mount pad.
As further improvement of the utility model, described base oil cylinder is fixedly connected on base by base cylinder installation seat, is provided with and pulls handle outside base cylinder installation seat.By pulling handle can pull out base cylinder installation seat, thus base oil cylinder is safeguarded and overhauls, convenient.
As preferably of the present utility model, described base supports by landing bolt.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of base.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is that AA in Fig. 3 is to cut-open view.
Fig. 5 is that BB in Fig. 1 is to cut-open view.
Fig. 6 is the enlarged drawing at D place in Fig. 5.
Fig. 7 is that CC in Fig. 1 is to cut-open view.
Wherein, 1 base, 2 channel steel upright posts, 3 hoistable platforms, 4 drawing oil cylinder, 5 force cells, 6 rebounds, 7 slide attachment plate, 8 slide block mount pins, 9 slide blocks, 10 column top blocks, 11 base pulleys, 12 base oil cylinders, 13 wire rope mount pads, 14 wire rope, 15 support columns, 16 steel discs, 17 base cylinder installation seats, 18 pull handle, and 19 land bolt, 20 drawing oil cylinder erection bolts.
Embodiment
As shown in figs. 1-7, be a kind of hydraulic haulage formula parking braking power detector, comprise base 1, base 1 supports by landing bolt 19, base 1 is symmetrically arranged with two notches channel steel upright post 2 toward the outer side, every root channel steel upright post 2 is all fixedly connected with base 1 by the support column 15 tilted, hoistable platform 3 is provided with between two channel steel upright posts 2, on hoistable platform, 3 are installed with by the fixing horizontally tracting oil cylinder 4 of drawing oil cylinder erection bolt 20, the piston rod external part of drawing oil cylinder 4 has been threaded force cell 5, vertical rebound 6 is fixedly connected with on the downside of hoistable platform 3, rebound 6 symmetria bilateralis is provided with the slide attachment plate 7 relative with two channel steel upright post 2 notches, be fixedly connected with the slide block 9 matched with channel steel upright post 2 notch by slide block mount pin 8 inside slide attachment plate 7, contacted with each other by steel disc 16 between slide block 9 and channel steel upright post 2, the top of channel steel upright post 2 is equipped with column top block 10, on base 1, corresponding two column top blocks 10 are provided with two base pulleys 11 respectively, base 1 is also provided with the base oil cylinder 12 of level, base oil cylinder 12 is fixedly connected on base 1 by base cylinder installation seat 17, is provided with and pulls handle 18 outside base cylinder installation seat 17, the piston rod external part of base oil cylinder 12 is fixedly connected with wire rope mount pad 13, the upside of two column top blocks 10 is all wound with wire rope 14, vertical wire rope 14 one end of down extending is fixedly connected with corresponding slide block mount pin 8, and wire rope 14 other end vertically down extended is walked around corresponding base pulley 11 times rear flank and is fixedly connected with wire rope mount pad 13.Wire rope 14 is all fixedly connected with by rope clamp with between slide block mount pin 8, wire rope mount pad 13.
During the work of this device, vehicle to be tested is travelled on inspection table top, the unloaded driver of vehicle tramples parking brake, be connected corresponding with force cell 5 for motor vehicle with wire rope, if vehicle overall height to be tested is higher, then the piston rod external part of base oil cylinder 12 shrinks drop-down for wire rope 14, slide block 9 rises, drive hoistable platform 3 and drawing oil cylinder 4 to raise, make wire rope 14 parallel to the ground, inspection vehicle just treated by force cell 5; If vehicle overall height to be tested is lower, then the piston rod external part of base oil cylinder 12 stretches out and is outwards put by wire rope 14, and slide block 9 declines, and drive hoistable platform 3 and drawing oil cylinder 4 to decline, make wire rope 14 parallel to the ground, inspection vehicle just treated by force cell 5; Drawing oil cylinder 4 piston rod external part pulls vehicle to be tested, the size that tractive force is provided is demonstrated according to force cell 5, when tractive force, to reach this vehicle 20%(gross mass of complete vehicle weight under test mode be the motor vehicle of kerb weight less than 1.2 times is 15%) time, if vehicle to be tested is motionless, its performance of parking brake is qualified, otherwise then defective.This device can regulate the height of drawing oil cylinder 4 according to the bodywork height of vehicle to be tested, the tractive force that making drawing oil cylinder 4 treat inspection vehicle provides is horizontal drag force, tractive force is avoided to there is component at vertical direction, the tractive force causing force cell 5 to demonstrate also is not equal to the actual tractive force provided, improve the measurement accuracy of tractive force, thus more science, detect the performance of parking brake of vehicle exactly.
The utility model is not limited to above-described embodiment; on the basis of technical scheme disclosed in the utility model; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some to some technical characteristics wherein to replace and distortion, these are replaced and are out of shape all in protection domain of the present utility model.
Claims (6)
1. a hydraulic haulage formula parking braking power detector, comprise base, it is characterized in that: described base is symmetrically arranged with two notches channel steel upright post toward the outer side, hoistable platform is provided with between two channel steel upright posts, hoistable platform is installed with the drawing oil cylinder of level, the piston rod external part of described drawing oil cylinder has been threaded force cell, vertical rebound is fixedly connected with on the downside of described hoistable platform, rebound symmetria bilateralis is provided with the slide attachment plate relative with the notch of two channel steel upright posts, be fixedly connected with the slide block matched with channel steel upright post notch by slide block mount pin inside slide attachment plate, the top of described channel steel upright post is equipped with column top block, on described base, corresponding two column top blocks are provided with two base pulleys respectively, base is also provided with the base oil cylinder of level, the piston rod external part of base oil cylinder is fixedly connected with wire rope mount pad, the upside of two described column top blocks is all wound with wire rope, vertical wire rope one end of down extending is fixedly connected with corresponding slide block mount pin, and under the wire rope other end vertically down extended walks around corresponding base pulley, rear flank is fixedly connected with wire rope mount pad.
2. a kind of hydraulic haulage formula parking braking power detector according to claim 1, is characterized in that: described in every root, channel steel upright post is all fixedly connected with base by the support column tilted.
3. a kind of hydraulic haulage formula parking braking power detector according to claim 1 and 2, be is characterized in that: contacted with each other by steel disc between described slide block and channel steel upright post.
4. a kind of hydraulic haulage formula parking braking power detector according to claim 1 and 2, is characterized in that: described wire rope is all fixedly connected with by rope clamp with between slide block mount pin, wire rope mount pad.
5. a kind of hydraulic haulage formula parking braking power detector according to claim 1 and 2, is characterized in that: described base oil cylinder is fixedly connected on base by base cylinder installation seat, is provided with and pulls handle outside base cylinder installation seat.
6. a kind of hydraulic haulage formula parking braking power detector according to claim 1 and 2, is characterized in that: described base supports by landing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520423282.6U CN204788765U (en) | 2015-06-18 | 2015-06-18 | Hydraulic haulage formula parking braking detector of doing all can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520423282.6U CN204788765U (en) | 2015-06-18 | 2015-06-18 | Hydraulic haulage formula parking braking detector of doing all can |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204788765U true CN204788765U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520423282.6U Expired - Fee Related CN204788765U (en) | 2015-06-18 | 2015-06-18 | Hydraulic haulage formula parking braking detector of doing all can |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204788765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116481837A (en) * | 2023-05-18 | 2023-07-25 | 襄阳达安汽车检测中心有限公司 | Auxiliary trolley for semitrailer parking brake test and test method |
-
2015
- 2015-06-18 CN CN201520423282.6U patent/CN204788765U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116481837A (en) * | 2023-05-18 | 2023-07-25 | 襄阳达安汽车检测中心有限公司 | Auxiliary trolley for semitrailer parking brake test and test method |
| CN116481837B (en) * | 2023-05-18 | 2024-04-19 | 襄阳达安汽车检测中心有限公司 | Auxiliary trolley for semitrailer parking brake test and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160618 |