CN201859063U - Pneumatic actuated brake pedal device - Google Patents
Pneumatic actuated brake pedal device Download PDFInfo
- Publication number
- CN201859063U CN201859063U CN2010205964640U CN201020596464U CN201859063U CN 201859063 U CN201859063 U CN 201859063U CN 2010205964640 U CN2010205964640 U CN 2010205964640U CN 201020596464 U CN201020596464 U CN 201020596464U CN 201859063 U CN201859063 U CN 201859063U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- air pressure
- brake pedal
- valve
- speed double
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
A pneumatic actuated brake pedal device belongs to brake test equipment. An aim of the utility model is to provide the pneumatic actuated brake pedal device which can be operated repeatedly and keeps a pedal force unchanged. An upper end of a high-speed double-acting cylinder of the utility model is fixed to a driver seat through an upper articulated stand of a cylinder, and a supporting plate; and a lower end is connected with a brake pedal through a lower articulated shaft of the cylinder, an upper fixing plate of the brake pedal and a pedal fixing rod. An upper end of a high-speed double-acting cylinder is provided with a support bar and a support bar fixing bracket. Two ends of the high-speed double-acting cylinder are respectively provided with a cylinder retracting air inlet and a cylinder actuating air inlet. Furthermore the cylinder retracting air inlet and the cylinder actuating air inlet are connected with a high-pressure energy storage inflator which is controlled through an air pressure adjustment control box through air supply pipeline. The air pressure adjustment control box is internally provided with a pressure adjustment valve, a pressure gauge, a manual control valve and an air pressure pivoting control reversing valve. The constant air pressure which is output by the pressure adjustment valve is divided into two paths. One path becomes a reversing control signal of the air pressure pivoting control reversing valve, and the other path is used as an air inlet which is provided at the other end of the high-speed double-acting cylinder and is provided with a quick exhaust valve. An output pedal force of the pneumatic actuated brake pedal device is stable, the pneumatic actuated brake pedal device has good repeatability and can be operated repeatedly for ensuring unchanged pedal force so the result of the brake test is more accurate. Additionally the pedal force with various values can be output for adapting for different test requirements in small-intensity braking, middle-intensity braking and large-intensity braking. Furthermore the adjustment and use of the pneumatic actuated brake pedal device are convenient.
Description
Technical field
The utility model belongs to brake test equipment.
Background technology
The required pedal force of present stage brake test mainly is to be controlled by the driver, so just brought a lot of problems.The pedal force numerical value instability that the driver treads at every turn is difficult to each braking and all keeps a definite value, does not satisfy the requirement of brake test.Evaluation index for the test of braking 0 type is car brakeing distance and braking deceleration, and requirement positive and negative two directions on same test section are respectively once braked, and the mean value of getting twice test figure is the experimental measurement result.And in actual conditions, the pedal force of twice braking of driver is difficult to be consistent, difference because of car brakeing input (brake pedal force) causes braking output (braking distance and braking deceleration) test figure dispersion bigger like this, has influenced the accuracy of brake test.In the fade test of car brake system, need carry out 15 brakings continuously with identical pedal force, the brake system heat fading situation that causes to estimate the brake temperature rising in addition.Because the driver is difficult to guarantee that each pedal force all is identical, pedal force fluctuation and two kinds of factor affecting of brake-fade that the retarded velocity of so each braking is imported simultaneously, the braking heat fading rate score of very difficult accurate experimental measurement test vehicle.
In a word, the existence of above problem has influenced the accuracy of Braking test, thereby the analysis of vehicle performance is caused negative effect.
Summary of the invention
The purpose of this utility model provide a kind of can repeatable operation and guarantee that the constant gas control of pedal force actuates brake pedal apparatus.
The utility model high speed double-acting cylinder link up and down all adopts articulated mounting, the upper end is fixed on the pilot set by articulated stand on the cylinder and supporting plate, high speed double-acting cylinder lower end is by jointed shaft under the cylinder, fixed head above the brake pedal, the pedal anchorage bar is connected on the brake pedal, snap close holder and restraint zone are anchored on supporting plate on the pilot set fully, in high speed double-acting cylinder upper end support bar and support bar fixed support are installed, the two ends of high speed double-acting cylinder have cylinder to be retracted into gas port and cylinder is actuated air intake opening, and cylinder is retracted into gas port and cylinder and actuates air intake opening and be connected with high-voltage energy storage inflator by the control of air pressure adjustment control box by supply air line; There is pressure regulator valve air pressure adjustment control box inside, tensimeter, manually operated control valve and air pressure guide control reversal valve, the constant air pressure of pressure regulator valve output is divided into two-way, one tunnel diverse location output pressure on different paths according to the manually operated control valve joystick, and become the commutation control signal that the air pressure guide controls reversal valve, another road is controlled in the reversal valve as actuating the air pressure guide that air pressure enters two five-ways, commutation control signal according to the manually operated control valve input determines to actuate the air intake opening that air pressure enters that end band rapid escape valve of high speed double-acting cylinder, air intake opening connects adjustable throttling and sound suppressor, and the high-voltage energy storage inflator provides air pressure by the control of air pressure adjustment control box to the high speed double-acting cylinder.
The utility model output pedal force is stable, so it has good repeatability, can repeatable operation and guarantee that pedal force is constant, and make Braking test more accurate.Can export the pedal force of various numerical value in addition, adapting to different tests needs of small intensity braking, the braking of middle intensity, hard intensity braking, and regulate and use all more convenient.
Description of drawings
Fig. 1 is that the utility model gas control is actuated the brake pedal apparatus structural representation;
1-pilot set among the figure; 2-restraint zone; 3-snap close holder; 4-support bar; 5-high-voltage energy storage inflator; 6-tensimeter; 7-air pressure adjustment control box; 8-supply air line; 9-pedal anchorage bar; 10-brake pedal; Fixed head above 11-brake pedal; Jointed shaft under 12-cylinder; The cylinder of 13-band fast-discharge valve is retracted into gas port; 14-high speed double-acting cylinder; The cylinder of 15-band fast-discharge valve is actuated air intake opening; Articulated stand on 16-cylinder; 17-support bar fixed support; 18-supporting plate.
Fig. 2 is the utility model air pressure adjustment control box and high speed double-acting cylinder pneumatic diagram;
5-high-voltage energy storage inflator among the figure; 19-pressure regulator valve; 6-tensimeter; 20-manually operated control valve; 25-air pressure guide controls reversal valve; The air intake opening of 21-band rapid escape valve; 22-adjustable throttling; 23-sound suppressor; 24-high speed double-acting cylinder.
Embodiment
The utility model high speed double-acting cylinder about in the of 14 link all adopt articulated mounting, the upper end is fixed on the pilot set 1 by articulated stand on the cylinder 16 and supporting plate 18, high speed double-acting cylinder 14 lower ends are by jointed shaft under the cylinder 12, fixed head 11 above the brake pedal, pedal anchorage bar 9 is connected on the brake pedal 10, snap close holder 3 and restraint zone 2 are anchored on supporting plate 18 on the pilot set 1 fully, in high speed double-acting cylinder 14 upper ends support bar 4 and support bar fixed support 17 are installed, the two ends of high speed double-acting cylinder 14 have cylinder to be retracted into gas port 13 and cylinder is actuated air intake opening 15, and cylinder is retracted into gas port 13 and cylinder and actuates air intake opening 15 and be connected with high-voltage energy storage inflator 5 by 7 controls of air pressure adjustment control box by supply air line 8; There is pressure regulator valve 19 air pressure adjustment control box 7 inside, tensimeter 6, manually operated control valve 20 and air pressure guide control reversal valve 25, the constant air pressure of pressure regulator valve 19 outputs is divided into two-way, one tunnel diverse location output pressure on different paths according to manually operated control valve 20 joysticks, and become the commutation control signal that the air pressure guide controls reversal valve 25, another road is controlled in the reversal valve 25 as actuating the air pressure guide that air pressure enters two five-ways, commutation control signal according to manually operated control valve 20 inputs determines to actuate the air intake opening 21 that air pressure enters that end band rapid escape valve of high speed double-acting cylinder 24, and air intake opening 21 connects adjustable throttling 22 and sound suppressor 23.
Below in conjunction with the accompanying drawing narration detailed to the utility model
As shown in Figure 1, gas control is actuated brake pedal apparatus, and high speed double-acting cylinder anthropomorphic dummy leg-training can realize stepping on brake pedal.Because of the movement locus of brake pedal is one section camber line, so variation has all taken place for the knee joint of people's leg and ankle joint angle.Link has all adopted articulated mounting about the high speed double-acting cylinder for this reason, and the upper end is fixed on the pilot set by articulated stand on the cylinder and supporting plate.Rigidity for stiffened cylinder upper end point of fixity prevents the back seat phenomenon when cylinder is actuated, and has adopted snap close holder and restraint zone that planker is anchored on the pilot set fully.The cylinder lower end is by jointed shaft under the cylinder, fixed head, pedal anchorage bar are connected on the brake pedal above the brake pedal.Bigger for solving high speed double-acting cylinder upper and lower side span, cylinder poor rigidity and the cylinder rod that causes is released and the clamping stagnation problem of retraction has increased support bar and support bar fixed support.More than actuate the mechanical connecting part of brake pedal apparatus for gas control.The moving part of gas control and shortness of breath comprises high-voltage energy storage inflator, energy storage inflator tensimeter, air pressure adjustment control box, supply air line and cylinder is actuated air intake opening, cylinder is retracted into gas port, according to Fig. 2 this is described in detail.
Pressure regulator valve among Fig. 2, tensimeter, manually operated control valve and air pressure guide control reversal valve and unify to be integrated in the air pressure adjustment control box among Fig. 1.The constant air pressure of pressure regulator valve output is divided into two-way, and one the tunnel as controlling the manually operated control valve that air pressure enters two five-ways, according to diverse location output pressure on different paths of joystick, and becomes the commutation control signal that the air pressure guide controls reversal valve.Another road is controlled in the reversal valve as actuating the air pressure guide that air pressure enters two five-ways, commutation control signal according to the manually operated control valve input determines to actuate the air intake opening that air pressure enters that end band rapid escape valve of high speed double-acting cylinder, to realize car brakeing or brake off by cylinder.
Its principal character is as follows as can be known to sum up Fig. 2:
1, can realize the Long-distance Control brake pedal.Testing crew at car copilot seat or back row seats can realize that all Long-distance Control high speed double-acting cylinder brakes or brake off, with the brake test effect of realizing ideal;
2, the brake pedal force that testing crew can be is as required regulated and is actuated air pressure and show concrete pressure value;
3, constant bidirection press is exported.As long as the predefined air pressure numerical value of air pressure adjustment control device is lower than the certain pressure numerical value in the high-voltage energy storage inflator, promptly exportable constant atmospheric pressure value, thus guarantee stable brake pedal force, so just guaranteed the repeatability of brake test;
4, brake reaction time is short.In the high strength brake test, it is very short to require to apply the brake pedal force time, has adopted high speed double-acting cylinder and rapid escape valve, and it is basic identical to have guaranteed that gas control is actuated the pedal force reaction time that brake pedal apparatus and driver apply.
The utility model comprises the hinged fastener of hinged fastener, cylinder and the brake pedal of high-voltage energy storage device, air pressure regulator, manual overvide, gas control reversing arrangement, pressure-display device, high speed double-acting cylinder, rapid exhaust, cylinder and pilot set.The high-voltage energy storage device can carry with car, the storage gases at high pressure, and, damage energy storage device when preventing to replenish gases at high pressure with tensimeter demonstration gases at high pressure numerical value; Air pressure regulator, manual overvide, gas control reversing arrangement, pressure-display device all compact set are formed in air pressure adjustment control box inside, its with the input one-way high-pressure gas is output as two-way, pressure is controlled and constant high pressure gas.The gases at high pressure of air pressure adjustment control box output are input to high-speed cylinder, and it is response release cylinder bar fast, actuate brake pedal and finish once braking.Constant because of the input air pressure of high-speed cylinder, guaranteed fixing pedal force of brake pedal output like this.And in copilot seat regulating and controlling, when testing crew just can apply braking according to brake test needs Long-distance Control to the input air pressure size and Orientation of high-speed cylinder like this, when brake off reaches the size of at every turn stepping on brake pedal force by testing crew.
In addition among Fig. 1 above the brake pedal fixed head be designed to the plane, adopting head is that the pedal anchorage bar of dormant bolt connects as one fixed head and brake pedal.Occur under the various emergency case in the brake test process like this, driver also may command brake pedal brakes, to guarantee vehicle and personal security.
Claims (1)
1. a gas control is actuated brake pedal apparatus, it is characterized in that: high speed double-acting cylinder link up and down all adopts articulated mounting, the upper end is fixed on the pilot set by articulated stand on the cylinder and supporting plate, high speed double-acting cylinder lower end is by jointed shaft under the cylinder, fixed head above the brake pedal, the pedal anchorage bar is connected on the brake pedal, snap close holder and restraint zone are anchored on supporting plate on the pilot set fully, in high speed double-acting cylinder upper end support bar and support bar fixed support are installed, the two ends of high speed double-acting cylinder have cylinder to be retracted into gas port and cylinder is actuated air intake opening, and cylinder is retracted into gas port and cylinder and actuates air intake opening and be connected with high-voltage energy storage inflator by the control of air pressure adjustment control box by supply air line; There is pressure regulator valve air pressure adjustment control box inside, tensimeter, manually operated control valve and air pressure guide control reversal valve, the constant air pressure of pressure regulator valve output is divided into two-way, one tunnel diverse location output pressure on different paths according to the manually operated control valve joystick, and become the commutation control signal that the air pressure guide controls reversal valve, another road is controlled in the reversal valve as actuating the air pressure guide that air pressure enters two five-ways, commutation control signal according to the manually operated control valve input determines to actuate the air intake opening that air pressure enters that end band rapid escape valve of high speed double-acting cylinder, and air intake opening connects adjustable throttling and sound suppressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205964640U CN201859063U (en) | 2010-11-09 | 2010-11-09 | Pneumatic actuated brake pedal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205964640U CN201859063U (en) | 2010-11-09 | 2010-11-09 | Pneumatic actuated brake pedal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201859063U true CN201859063U (en) | 2011-06-08 |
Family
ID=44104867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205964640U Expired - Fee Related CN201859063U (en) | 2010-11-09 | 2010-11-09 | Pneumatic actuated brake pedal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201859063U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982355A (en) * | 2010-11-09 | 2011-03-02 | 中国第一汽车集团公司 | Pneumatic actuator brake pedal device |
| CN103837352A (en) * | 2014-03-31 | 2014-06-04 | 长城汽车股份有限公司 | Braking performance testing device for vehicle |
| CN110514451A (en) * | 2019-08-16 | 2019-11-29 | 天津卡达克数据有限公司 | A kind of modular Vehicular automatic driving speed control robot |
| CN111142505A (en) * | 2019-12-30 | 2020-05-12 | 威伯科汽车控制系统（中国）有限公司 | Brake signal transmitter function test device |
| CN113405817A (en) * | 2021-07-05 | 2021-09-17 | 东风汽车集团股份有限公司 | Brake pedal test control device and control method |
-
2010
- 2010-11-09 CN CN2010205964640U patent/CN201859063U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982355A (en) * | 2010-11-09 | 2011-03-02 | 中国第一汽车集团公司 | Pneumatic actuator brake pedal device |
| CN103837352A (en) * | 2014-03-31 | 2014-06-04 | 长城汽车股份有限公司 | Braking performance testing device for vehicle |
| CN110514451A (en) * | 2019-08-16 | 2019-11-29 | 天津卡达克数据有限公司 | A kind of modular Vehicular automatic driving speed control robot |
| CN110514451B (en) * | 2019-08-16 | 2021-04-27 | 天津卡达克数据有限公司 | Modular vehicle automatic driving speed control robot |
| CN111142505A (en) * | 2019-12-30 | 2020-05-12 | 威伯科汽车控制系统（中国）有限公司 | Brake signal transmitter function test device |
| CN113405817A (en) * | 2021-07-05 | 2021-09-17 | 东风汽车集团股份有限公司 | Brake pedal test control device and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201859063U (en) | Pneumatic actuated brake pedal device | |
| CN102507214B (en) | Endurance test device for parking brake | |
| CN101982355A (en) | Pneumatic actuator brake pedal device | |
| CN201138296Y (en) | Tri-valve test platform | |
| CN203350026U (en) | Car towing hook strength test device | |
| CN106768798A (en) | One kind is used for big angle of attack rear lateral jet flow dynamometer check structure | |
| CN108225778B (en) | Space vector force simulation loading device | |
| CN202582786U (en) | Test device of aircraft engine bleed air system temperature sensor | |
| CN104925270A (en) | Method, torsion load testing system, pressure load testing system and adjustment assembly | |
| CN101430248B (en) | Parking tensile force simulating device of vehicle | |
| CN203020080U (en) | Accelerator pedal height adjustment mechanism | |
| CN202054032U (en) | Empty-weight pressure limiting valve | |
| CN203672599U (en) | Fatigue testing apparatus for brake adjuster | |
| CN202748225U (en) | Electrodynamic force acting load and load analog device | |
| CN107167329B (en) | Aerodynamic loading test device for control surface of asymmetric aircraft | |
| CN206556883U (en) | Special vehicle brake function test accessory system in a kind of factory | |
| CN103010251B (en) | EMU and city rail traffic vehicle brak control unit | |
| CN202757782U (en) | Automobile ignition switch testing device | |
| CN113879559B (en) | Aircraft skin static force loading device and skin dynamic strength test method | |
| CN204649418U (en) | A kind of pedal permanance measures structure | |
| CN105091714A (en) | Depth measuring instrument | |
| CN203191262U (en) | Pressure-bearing testing mechanism of automatic commercial vehicle stepping assembly | |
| JPH0382930A (en) | Testing apparatus for resistance of ship | |
| CN113267356A (en) | Brake multi-working-condition reliability test bed | |
| CN107063720B (en) | Gate regulator test device |
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 |
Granted publication date: 20110608 Termination date: 20191109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |