CN205981716U - Air braking system comprehensive properties analogue means - Google Patents
Air braking system comprehensive properties analogue means Download PDFInfo
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- CN205981716U CN205981716U CN201621002949.6U CN201621002949U CN205981716U CN 205981716 U CN205981716 U CN 205981716U CN 201621002949 U CN201621002949 U CN 201621002949U CN 205981716 U CN205981716 U CN 205981716U
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Abstract
The utility model discloses an air braking system comprehensive properties analogue means, the device include the incomplete vehicle assembly district of central control console and passenger train, semi -mounted tractor, freight train. Mainly realize the incomplete vehicle air pressure brake's of passenger train, freight train, semi -mounted tractor simulation, can also carry out the braking simulation that major axis distance, multiaxis and traction semitrailer, trailer were waited for bus and be simultaneously, can simulate six axle simultaneously at most. The process of the incomplete car brakeing of simulation passenger train, freight train, semi -mounted tractor is promptly to the comprehensive properties simulation of all parts of constituting air braking system. This air braking system adopts the disk load simulation when simulation passenger train, semi -mounted tractor incomplete vehicle, what adopt when simulating freight train incomplete vehicle is to pushing away the air chamber simulation. The device provides two kinds of control mode, the directness mode of trampling for the simulation real vehicle, the mode of trampling for coming the accurate control through electronic jar in addition to the simulation of trampling of air pressure brake valve.
Description
Technical field
This utility model is related to a kind of Pneumatic braking system performance simulation test device, is specifically a kind of compressed air brake system
System combination property analog and analogy method.
Background technology
With compressed gas for braking source, brake pedal controls compressed air to enter wheel drag to air-pressure brake, so gas
The dynamic maximum advantage of compacting is easy to operate, provides big braking moment, another advantage is that to long wheelbase, many of air-pressure brake
Axle and traction semitrailer, trailer etc., realizing asynchronous allocation braking has the superiority of uniqueness.
Air-pressure brake actuating device, is the power drive air compressor work with electromotor, then by compressed air
Pressure transition is mechanical thrust, makes wheel produce braking.Driver only need to be by different severity of braking requirements, the row of control pedal
Journey, discharges the compressed air of varying number, and the size that just can adjust gas pressure is come the brake force needed for obtaining.
The basic composition of Pneumatic braking system includes air compressor, gas receiver, brake control valve and brake chamber etc..Its
Operation principle is as follows：Air compressor passes through belt drives by electromotor, produces compressed air, to gas receiver inflation；Gas receiver
The gas that stored air compressor produces, provides enough compressed airs in braking；In air-pressure brake, driver steps on braking
Control during pedal is brake control valve, is controlled the air pressure entering brake chamber by brake control valve；Brake chamber is arranged on car
By wheel brake, when compressed air enters brake chamber, the diaphragm of brake chamber is promoted to move, thus controlling wheel drag
Realize braking.
The operation principle of Pneumatic braking system can simply be described as：Driver controls brake control valve, brake control valve
Control compressed air, compressed air enters brake chamber and realizes braking effect.It is most important that pressing during this air-pressure brake
Contracting air, when not having compressed air or air pressure is too low, would not produce effective braking, thus it is difficult to ensure that brakes
Reliability and safety.And the simulation for the independent performance of Pneumatic braking system all parts, whole air pressure system can not be described
Dynamic system can have enough reliabilitys, and lack a kind of device of comprehensive simulation at present and carry out the reliability to Pneumatic braking system
Property and safety be simulated test.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of Pneumatic braking system combination property analog and mould
Plan method, can effectively simulate the Pneumatic braking system of the passenger vehicle of all of cargo vehicle and more than 9, to realize to air pressure system
The reliability of dynamic system and safety are simulated test.
For reaching above-mentioned purpose, this utility model provides following technical scheme：
This utility model first proposed a kind of Pneumatic braking system combination property analog, including central control board and
Passenger vehicle, tractor truck, the incomplete Vehicle Assembly Area of lorry；
Incomplete Vehicle Assembly Area includes analog platform, and the lower section of described analog platform is provided with moveable vehicle bridge, described
Vehicle bridge be respectively provided on two sides with brake chamber, described brake chamber is provided with load simulation system, in all of described vehicle bridge, its
In install at least one described vehicle bridge and be provided with gas receiver, and according to being modeled car between described brake chamber and described gas receiver
Pneumatic braking system be provided with air-pressure brake pipe-line system, described air-pressure brake pipe-line system is provided with brake control valve, and
Air-pressure brake control device for controlling described control for brake valve opening is additionally provided with described analog platform；Described air-pressure brake
Control device includes pedal and electric cylinder；
Described central control board include central processing unit and all electrically connect with described central processing unit data acquisition module,
Data processing module, pressure control module；It is provided with displacement transducer I He for measuring its braking distance in described brake chamber
For measuring the pressure transducer I of its braking power output, described pedal is provided with stay wire sensor, described electric cylinder sets
There is the displacement transducer II for measuring its stroke；Described gas receiver is provided with the air inlet pipe being connected with air compressor machine, and described storage
It is provided with pressure transducer II, described air inlet pipe is provided with the control valve for controlling described gas storage cylinder pressure, described in inflator
Data acquisition module respectively with institute displacement sensors I, displacement transducer II, pressure transducer I, pressure transducer II and bracing wire
Sensor electrically connects, and described pressure control module is electrically connected with described control valve.
Further load simulation system includes disc type load simulation frock and to pushing away air chamber analog systemss
The beneficial effects of the utility model are：This analog can complete to all parts constituting Pneumatic braking system
Simulation；Simulating bench according to the actual size design of vehicle effectively reduces experimental simulation result and real vehicle analog result
Gap；The optional simulation to various for this device, has effectively saved resource, has reduced research cost, be air pressure system
The design of dynamic system provides reliable experimental basis.
Brief description
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, this utility model provides as follows
Accompanying drawing illustrates：
Fig. 1 is passenger vehicle, tractor truck incomplete Vehicle Assembly Area structure chart；
Fig. 2 is lorry incomplete Vehicle Assembly Area structure chart；
Fig. 3 is central control board schematic diagram；
Fig. 4 is the pneumatic diagram of conventional braking system；
Fig. 5 is EBS braking system gas circuit figure.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art
This utility model can be better understood from and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
A kind of Pneumatic braking system combination property analog, including central control board and passenger vehicle, tractor truck, lorry
Incomplete Vehicle Assembly Area；
Incomplete Vehicle Assembly Area includes analog platform, and the lower section of analog platform is provided with moveable vehicle bridge, and the two of vehicle bridge
Side is respectively equipped with brake chamber, and brake chamber is provided with load simulation system, in all of vehicle bridge, one described car of wherein at least
Install to be provided with bridge and be provided with according to the Pneumatic braking system being modeled vehicle between gas receiver, and brake chamber and described gas receiver
Air-pressure brake pipe-line system, air-pressure brake pipe-line system is provided with brake control valve, and is additionally provided with for controlling on analog platform
The air-pressure brake control device of control for brake valve opening；Air-pressure brake control device includes pedal and electric cylinder；
A kind of Pneumatic braking system combination property analog embodiment, including Fig. 1 passenger vehicle, the incomplete car of tractor truck
Assembly section, Fig. 2 central control board and Fig. 3 lorry incomplete Vehicle Assembly Area three parts.
The incomplete Vehicle Assembly Area of its microbus, tractor truck and lorry include six groups of removable vehicle bridge, exsiccator,
Condenser, brake chamber, load simulation system, plumbing installation, wheel drag, brake control valve and other braking execution
Composition mechanism etc..
Six groups of removable vehicle bridge can be increased or decreased according to the length treating simulating vehicle it is adaptable to commercial car all
Cargo vehicle and the passenger vehicle of more than 9, under conditions of having complete pneumatic diagram and component diagram, any vehicle can be switched.
Load simulation system includes disc type load simulation frock and to pushing away air chamber analog systemss, for the simulation of tractor,
Using disc type load simulation frock, the incomplete vehicle of lorry is then used and pushes away air chamber analog systemss.Described to pushing away air chamber
System specifically participates in the patent " spring-loaded brake load simulation system " declared before our company.This system is braked by tested spring
Cylinder and spring loaded checking cylinder composition, push away air chamber analog systemss and include loading frock and peripheral electron vigour part, wherein load work
Dress includes tested spring checking cylinder, spring loaded checking cylinder, displacement transducer and spacing gearing governor motion；Spring loaded is braked
Cylinder passes through height adjustable mode connects for screw with tested spring checking cylinder, devises stroke limit screw it is achieved that stroke guides simultaneously
Function with altitude mixture control.All air inlet/outlets of brake control valve, all of gas receiver is fitted with test splice, and all
For inserting mode, plug and play soon.
Plumbing installation includes plastic conduit, can be replaced the corresponding pipeline of different automobile types.Piping installation connected mode has been
Whether whether the full brake piping simulating real vehicle, including the length of pipeline, caliber, turn and turn round.
Wheel drag uses automobile-used disk brake and half brake disc, and this brake adopts foot-operated reality
Mode of braking.
Fig. 1 is passenger vehicle, the incomplete Vehicle Assembly Area of tractor truck, in addition to assembling necessary detection part, wherein
Also include driving control system 3, including combination pedal installing zone, seat, hand control valve installing zone.Pass through machine on combination pedal
Tool structure is mounted with pedal force sensor and draw-wire displacement sensor, the power that people's foot when trampling for collection acts on to pedal
With displacement produced by brake pedal under active force.Also contain in passenger vehicle, the incomplete Vehicle Assembly Area of tractor truck
Electric cylinder air brake valve tramples frock 1, and frock includes, outside necessary physical support structure, having installed pulling force sensor additional.In electric cylinder
Control under, movable displacement can be precisely controlled, can gather simultaneously produce displacement during, the change of active force
Change curve；Or counter can push away electric cylinder travels how many displacements by pinpointing to the numerical value that pulling force sensor feeds back.
A gas receiver dolly 4, three crane span structure dollies are also contained in passenger vehicle, the incomplete Vehicle Assembly Area of tractor truck
2.The gas receiver of four three decaliters is arranged on gas receiver dolly 4, is the gas receiver simulating real vehicle completely.Each dolly 2
Left and right is respectively mounted with the frock of a set of disk brake, the disk brake of the actual incomplete vehicle of passenger vehicle of simulation.Assembly section
Size by actual vehicle accurate dimension design obtain；The other components of assembly section are linked together by gas path pipe,
Collaborative work.Brake chamber employ accurate carry out load simulation to pushing away air chamber, and made the extremely strong frock of versatility
Subtest.
As shown in Fig. 2 be the incomplete Vehicle Assembly Area of lorry, except install the incomplete vehicle part of necessary lorry with
Outward, three crane span structure dollies 2 and two gas receiver dollies are also included.The storage of four three decaliters is all arranged on each gas receiver dolly
Inflator 6, first dolly is the gas receiver of the simulation incomplete vehicle of actual lorry, and second dolly is then the load of brake chamber
Gases at high pressure are provided, are simultaneously used for the air pressure in balancing the load.Three crane span structure dollies, the right and left of each dolly respectively distinguishes cloth
Put spring brake chamber load simulation frock, the braking of three crane span structures for simulating the incomplete vehicle of lorry that can be practical
Pipeline.
It is illustrated in figure 3 central control board, control station is information input, output, control and the analysis of whole test system
Center.Central control board includes central processing unit and the data acquisition module all electrically connecting, data processing mould with central processing unit
Block, pressure control module；The signal of central control room collection includes：Be provided with brake chamber for measuring its braking distance
Displacement transducer I and the pressure transducer I for measuring its braking power output, pedal is provided with stay wire sensor, electronic gas
The displacement transducer II for measuring its stroke that cylinder is provided with；The air inlet pipe being connected with air compressor machine that gas receiver is provided with, and
The pressure transducer II being provided with gas receiver, the control valve for controlling gas storage cylinder pressure that air inlet pipe is provided with, data is adopted
Collection module respectively with upper displacement sensors I, displacement transducer II, pressure transducer I, pressure transducer II and stay wire sensor
Electrical connection, pressure control module is electrically connected with control valve.Central control board in embodiment mainly by industrial computer, display, from
The components and parts such as module composition inserted soon by the circuit board of main exploitation, motion board, waveform card, servomotor, sensor.Central authorities' control
Platform processed can be acquired to the comprehensive performance parameter of single part in test process and total event and analyze, it is to avoid secondary acquisition
The error that data process brings.
As shown in figure 4, the conventional passenger vehicles that can simulate for this utility model, lorry, tractor truck, the incomplete vehicle of passenger vehicle
Braking system gas circuit figure.Determine the installation site of each part first, secondly connect the pipe between all parts according to piping diagram
Road and sensor test joint, especially note that length, link turning joint and the test splice of pipeline in installation process
Installation site need closer to which part, and give the differentiation colour band that the pipeline of same color sticks other colors.Installing
During air brake valve part, be considered as by testing requirement two kinds trample in mode select one kind installed.Finally needing to examine
The position surveyed, inserts corresponding baroceptor and is detected.
As shown in figure 5, the another kind in the vehicle that can simulate for this utility model, EBS brakes test chart, with Fig. 4
Maximum differential be to add EBS system.Each part is arranged on the suitable position of stand by same mounting means first
Put, air brake valve selects a kind of installation in two ways kind as needed.Secondly gas circuit and circuit are connected, in connection procedure
In, note also that the parameters such as caliber and the length of pipeline, and in assigned position fit on sensor test joint and sensing
Device.Connection completes, and waits to be tested.
Specific analog form is as follows：
S1：Determine the vehicle being modeled vehicle, connect described air-pressure brake pipe-line system in strict accordance with drawing；
S2：According to the vehicle being modeled vehicle, displacement transducer I, displacement transducer II, pressure are installed at corresponding position
Force transducer I, pressure transducer II and stay wire sensor, and each sensor is demarcated；
S3：Pedal and electric cylinder are installed on described analog platform；
S4：Air pressure in described gas receiver is adjusted by pressure control module；
S5：Realize the simulation examination to Pneumatic braking system using the aperture that pedal or electric cylinder control brake control valve
Test, data collecting module collected data is simultaneously transmitted to described data processing module, and described data processing module is according to the number of collection
According to output pressure-stroke curve, by this pressure-stroke curve and the pressure stroke curve comparison setting, to judge this air pressure system
The combination property of dynamic system.
Embodiment described above is only the preferred embodiment lifted for absolutely proving this utility model, this utility model
Protection domain not limited to this.Equivalent substitute or change that those skilled in the art are made on the basis of this utility model
Change, all within protection domain of the present utility model.Protection domain of the present utility model is defined by claims.
Claims (2)
1. a kind of Pneumatic braking system combination property analog it is characterised in that：Including central control board and passenger vehicle, partly worry
Draw the incomplete Vehicle Assembly Area of car, lorry；
Incomplete Vehicle Assembly Area includes analog platform, and the lower section of described analog platform is provided with moveable vehicle bridge, described vehicle bridge
Be respectively provided on two sides with brake chamber, described brake chamber is provided with load simulation system, in all of described vehicle bridge, wherein extremely
Install in a few described vehicle bridge and be provided with gas receiver, and according to being modeled vehicle between described brake chamber and described gas receiver
Pneumatic braking system is provided with air-pressure brake pipe-line system, and described air-pressure brake pipe-line system is provided with brake control valve, and described
Air-pressure brake control device for controlling described control for brake valve opening is additionally provided with analog platform；Described air-pressure brake controls
Device includes pedal and electric cylinder；
Described central control board includes central processing unit and the data acquisition module all electrically connecting, data with described central processing unit
Processing module, pressure control module；It is provided with the displacement transducer I for measuring its braking distance in described brake chamber and be used for
Measure the pressure transducer I of its braking power output, described pedal is provided with stay wire sensor, and described electric cylinder is provided with use
In the displacement transducer II measuring its stroke；Described gas receiver is provided with the air inlet pipe being connected with air compressor machine, and described gas receiver
Inside it is provided with pressure transducer II, described air inlet pipe is provided with the control valve for controlling described gas storage cylinder pressure, described data
Acquisition module respectively with institute displacement sensors I, displacement transducer II, pressure transducer I, pressure transducer II and bracing wire sensing
Device electrically connects, and described pressure control module is electrically connected with described control valve.
2. Pneumatic braking system combination property analog according to claim 1 it is characterised in that：Described load simulation
System is disc type load simulation system or to pushing away air chamber load simulation system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621002949.6U CN205981716U (en) | 2016-08-31 | 2016-08-31 | Air braking system comprehensive properties analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621002949.6U CN205981716U (en) | 2016-08-31 | 2016-08-31 | Air braking system comprehensive properties analogue means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205981716U true CN205981716U (en) | 2017-02-22 |
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ID=58038723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621002949.6U Active CN205981716U (en) | 2016-08-31 | 2016-08-31 | Air braking system comprehensive properties analogue means |
Country Status (1)
| Country | Link |
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| CN (1) | CN205981716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525447A (en) * | 2016-08-31 | 2017-03-22 | 浙江万安科技股份有限公司 | Air pressure brake system's comprehensive performance simulating apparatus and method |
| 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 |
-
2016
- 2016-08-31 CN CN201621002949.6U patent/CN205981716U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525447A (en) * | 2016-08-31 | 2017-03-22 | 浙江万安科技股份有限公司 | Air pressure brake system's comprehensive performance simulating apparatus and method |
| 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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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |