CN207758790U - A kind of train air feed branch automatic throttling gear, train air feed system and train - Google Patents
A kind of train air feed branch automatic throttling gear, train air feed system and train Download PDFInfo
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- CN207758790U CN207758790U CN201721556667.5U CN201721556667U CN207758790U CN 207758790 U CN207758790 U CN 207758790U CN 201721556667 U CN201721556667 U CN 201721556667U CN 207758790 U CN207758790 U CN 207758790U
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Abstract
The utility model is related to a kind of trains, the train includes more piece compartment and the train air feed system on compartment, train air feed system includes a vehicle wind regime and the train pipe, the blast main that are separated by head vehicle wind regime, the total line that head vehicle wind regime is sent out is equipped with total cylinder, train pipe is equipped with total cylinder, multiple air feed branches are equipped between train pipe, blast main, air feed branch road is equipped with multiple ball valves, and air feed branch road is equipped with automatic throttling gear.The utility model proposes a kind of train air feed branch automatic throttling gears, increase electric control valve before life cylinder, two total cylinder air pressures of acquisition control electric control valve, fundamentally solve the problems, such as that total cylinder is under-voltage when vacuum excrement collector concentrates continuous use, not only it ensure that vacuum excrement collector normal use, but also can prevent total cylinder is under-voltage to cause safety accident.The utility model further relates to a kind of automatic throttling gear of train air feed system and train air feed branch.
Description
Technical field
The utility model is related to rail traffic vehicles air feed fields more particularly to a kind of train air feed branch self-choke to fill
It sets, train air feed system and train.
Background technology
Train is made of head vehicle and intermediate vehicle, and head vehicle wind regime is major-minor two identical air compressors.Head vehicle wind regime
Control logic is：During dropping under stress, when blast main pressure is less than setting pressure 1, main air compressor machine starts；Work as blast main
When pressure is less than setting pressure 2, auxiliary air compressor machine starts；In pressure uphill process, when blast main pressure is higher than setting pressure 1
When, auxiliary air compressor machine is closed；When blast main pressure is higher than setting pressure 3, main air compressor machine is closed.Wherein 2 ＜ of setting pressure settings
1 ＜ of pressure sets pressure 3.
Existing train is generally equipped with vacuum excrement collector, and general each car is equipped with 2 shit gathering equipments.Full train vacuum excrement collector
Blast consumption is very big when concentrating continuous use, can cause a vehicle wind regime air feed that cannot meet train toilet waste collector consumption wind when ill-conditioned
Situations such as situation, the total cylinder pressure of train constantly declines, may lead to under-voltage vehicle sky spring, maloperation of braking system at this time,
Great hidden danger is brought to train safe and stable operation.The main consumption wind devices of train have：Vacuum excrement collector, Pneumatic plug door,
Air spring and brake, storage wind devices are each cylinder, empty spring auxiliary chamber and pipeline.Existing train air feed system schematic diagram
As shown in Figure 1, train total cylinder hypotony when toilet waste collector concentrates continuous use in order to prevent, to vacuum excrement collector air feed
Constant aperture throttle valve is set before life cylinder, to limit toilet waste collector air quantity.
Existing throttling scheme has the following disadvantages：
(1) throttle valve aperture is fixed, and toilet waste collector frequency of use is more than total wind to a certain degree or when there is toilet waste collector failure
Cylinder air pressure still can continue to decline, and fail to solve the problems, such as that total cylinder is under-voltage at all.
(2) throttle valve aperture is difficult to determine, aperture selection is excessive, cannot alleviate the under-voltage problem of total cylinder, aperture selected
Small, vacuum excrement collector is unable to normal use.
Invention content
The utility model compared with prior art, provides a kind of train, to solve at least one skill in the prior art
Art problem.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of train, the train include more piece vehicle
Compartment and the train air feed system on compartment, the train air feed system include a vehicle wind regime and the row that are separated by head vehicle wind regime
Che Guan, blast main, the total line that the head vehicle wind regime is sent out are equipped with total cylinder, and the train pipe is equipped with total cylinder, described
Multiple air feed branches are equipped between train pipe, blast main, the air feed branch road is equipped with multiple ball valves, and the air feed branch road is set
There is automatic throttling gear.
Based on the above technical solution, the utility model can also do following improvement：
Preferably, the automatic throttling gear includes two pressure sensors, controller, driver and electric control valve,
Two pressure sensors respectively with total cylinder, total on train pipe in head vehicle wind regime total line
Cylinder is connected；It is connected with the motorized adjustment pressure valve set on air feed branch road after two pressure sensor parallel connections, institute
State controller, driver is sequentially arranged at from pressure sensor to the circuit between motorized adjustment pressure valve；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve,
And it is sent to driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, described electronic
Adjust aperture of the pressure valve according to the drive signal regulation valve body of reception.
Preferably, the air feed branch road is equipped with life cylinder, and the automatic throttling gear is arranged in total cylinder and life
Between cylinder.
Preferably, the output end of the life cylinder is equipped with feces collecting system.
Preferably, the feces collecting system includes two vacuum excrement collectors, and two vacuum excrement collectors are connected by pipeline
It links together.
Preferably, compartment described in more piece is respectively equipped with air feed branch, and multiple air feed branches are disposed in parallel in train pipe
Between road and blast main.
The utility model compared with prior art, provides a kind of train air feed system, with solve it is in the prior art extremely
A kind of few technical problem.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of train air feed system, the train supply
Wind system includes a vehicle wind regime and the train pipe, the blast main that are separated by head vehicle wind regime, in the total line that the head vehicle wind regime is sent out
Equipped with total cylinder, the train pipe is equipped with total cylinder, and multiple air feed branches are equipped between the train pipe, blast main, described
Air feed branch road is equipped with multiple ball valves, and train air feed system branch road is equipped with automatic throttling gear, the automatic throttling gear
Including two pressure sensors, controller, driver and electric control valve,
Two pressure sensors are connected with corresponding total cylinder respectively, and electronic with air feed branch road after parallel connection
It adjusts pressure valve to be connected, the controller, driver are sequentially arranged at from pressure sensor between motorized adjustment pressure valve
Circuit on；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve,
And it is sent to driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, motorized adjustment
Pressure valve is according to the aperture for receiving drive signal regulation valve body.
The utility model compared with prior art, provides a kind of train air feed branch automatic throttling gear, existing to solve
There is at least one of technology technical problem.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of train air feed branch self-choke dress
It sets, the automatic throttling gear includes two pressure sensors, controller, driver and electric control valve,
Two pressure sensors respectively with total cylinder, total on train pipe in head vehicle wind regime total line
Cylinder is connected；It is connected with the motorized adjustment pressure valve set on air feed branch road after two pressure sensor parallel connections, institute
State controller, driver is sequentially arranged at from pressure sensor to the circuit between motorized adjustment pressure valve；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve,
And it is sent to driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, described electronic
Adjust aperture of the pressure valve according to the drive signal regulation valve body of reception.
The utility model has the beneficial effects that：Propose a kind of train air feed branch automatic throttling gear.In life cylinder
Preceding increase electric control valve acquires total cylinder air pressure and controls electric control valve, fundamentally solves vacuum excrement collector collection
Total cylinder under-voltage problem when middle continuous use not only ensure that vacuum excrement collector normal use, but also can prevent total cylinder is under-voltage to draw
Play safety accident.
Description of the drawings
Fig. 1 is existing train air feed system schematic diagram；
Fig. 2 is the train air feed system schematic diagram of the utility model；
Fig. 3 is the utility model pressure signal and controls the transformation curve of signal.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
As shown in Fig. 2, the utility model is related to a kind of train, the train includes more piece compartment and the row on compartment
Vehicle air feed system, the train air feed system include a vehicle wind regime and the train pipe, the blast main that are separated by head vehicle wind regime, the head
The total line that vehicle wind regime is sent out is equipped with total cylinder, and the train pipe is equipped with total cylinder, is set between the train pipe, blast main
There are multiple air feed branches, the air feed branch road to be equipped with multiple ball valves, the air feed branch road is equipped with automatic throttling gear.
Air feed system includes head vehicle wind regime, and train air feed system includes a vehicle wind regime and the train that is separated by head vehicle wind regime
Pipe, blast main, the total line that the head vehicle wind regime is sent out are equipped with total cylinder, and the train pipe is equipped with total cylinder, the row
Multiple air feed branches are equipped between Che Guan, blast main, the air feed branch road is equipped with multiple ball valves, and air feed branch road there are multiple lifes
Cylinder living, is each both provided with ball valve, the switch of ball valve determines life cylinder between life cylinder and train pipe and blast main
It is by train pipe air feed or by blast main air feed.Train pipe and blast main also need other than giving life cylinder air feed to row
Other on vehicle use wind devices air feed, including empty spring, braking equipment etc., in order to ensure to use the normal work of wind devices on train,
The air pressure of two total cylinders must be in certain normal range of operation.The blast consumption of life cylinder depends on passenger and uses health
Between frequency, blast consumption fluctuation it is larger, be affected to total cylinder air pressure, and other with wind devices blast consumption relatively stablize.
The train of the utility model increases electric control valve before life cylinder, acquires total cylinder air pressure to electric control valve
It is controlled, fundamentally solves the problems, such as that total cylinder is under-voltage when vacuum excrement collector concentrates continuous use, both ensure that vacuum collection
Closet normal use, and can prevent total cylinder is under-voltage to cause safety accident.
The operation principle of the utility model is that two pressure sensors measure obtain the pressure of two total cylinders respectively, will be pressed
Force signal is transferred to controller, and the smaller pressure signal of two pressure signals is converted signal in order to control by controller, controls signal
Motorized adjustment valve opening is controlled by driver.The transformation curve of pressure signal and control signal is as shown in Figure 3；Two total wind
It is maximum opening that electric control valve is controlled when cylinder air pressure is more than normal operation air pressure, electronic as total cylinder air pressure declines
Control valve opening linearly reduces with the smaller air pressure in two total cylinders, when there are one total cylinder air pressures to drop to critical peace
Electric control valve is closed when full air pressure.It can solve the problems, such as that total cylinder air pressure is too low by simple Linear Control, controller
It only needs that normal operation atmospheric pressure value and criticality safety atmospheric pressure value is arranged, it is easy to implement.
Preferably,
The automatic throttling gear includes two pressure sensors, controller, driver and electric control valve,
Two pressure sensors respectively with total cylinder, total on train pipe in head vehicle wind regime total line
Cylinder is connected；It is connected with the motorized adjustment pressure valve set on air feed branch road after two pressure sensor parallel connections, institute
State controller, driver is sequentially arranged at from pressure sensor to the circuit between motorized adjustment pressure valve；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve,
And it is sent to driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, described electronic
Adjust aperture of the pressure valve according to the drive signal regulation valve body of reception.
Preferably, the air feed branch road is equipped with life cylinder, and the automatic throttling gear is arranged in total cylinder and life
Between cylinder.
Preferably, the output end of the life cylinder is equipped with feces collecting system.
Preferably, the feces collecting system includes two vacuum excrement collectors, and two vacuum excrement collectors are connected by pipeline
It links together.
Preferably, compartment described in more piece is respectively equipped with air feed branch, and multiple air feed branches are disposed in parallel in train pipe
Between road and blast main.
The utility model further relates to
A kind of train air feed system, the train air feed system include a vehicle wind regime and the train that is separated by head vehicle wind regime
Pipe, blast main, the total line that the head vehicle wind regime is sent out are equipped with total cylinder, and the train pipe is equipped with total cylinder, the row
Multiple air feed branches are equipped between Che Guan, blast main, the air feed branch road is equipped with multiple ball valves, train air feed system branch
It is equipped with automatic throttling gear, the automatic throttling gear includes two pressure sensors, controller, driver and motorized adjustment
Valve,
Two pressure sensors are connected with corresponding total cylinder respectively, and electronic with air feed branch road after parallel connection
It adjusts pressure valve to be connected, the controller, driver are sequentially arranged at from pressure sensor between motorized adjustment pressure valve
Circuit on；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve,
And it is sent to driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, motorized adjustment
Pressure valve is according to the aperture for receiving drive signal regulation valve body.
The utility model compared with prior art, provides a kind of train air feed branch automatic throttling gear, existing to solve
There is at least one of technology technical problem.
The technical solution that the utility model solves above-mentioned technical problem is as follows：
A kind of train air feed branch automatic throttling gear, the automatic throttling gear include two pressure sensors, control
Device, driver and electric control valve,
Two pressure sensors respectively with total cylinder, total on train pipe in head vehicle wind regime total line
Cylinder is connected；It is connected with the motorized adjustment pressure valve set on air feed branch road after two pressure sensor parallel connections, institute
State controller, driver is sequentially arranged at from pressure sensor to the circuit between motorized adjustment pressure valve；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve,
And it is sent to driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, described electronic
Adjust aperture of the pressure valve according to the drive signal regulation valve body of reception.
The utility model is made of pressure sensor, controller, driver and electric control valve, is surveyed using pressure sensor
Total cylinder pressure is measured, pressure sensor signal is converted to the control signal of electric control valve using controller, passes through driver
Control signal is converted into drive signal to control electric control valve.When always cylinder air pressure is higher, motorized adjustment valve opening is controlled
It is larger, fully meet the use demand of toilet waste collector；When always cylinder air pressure is relatively low, control motorized adjustment valve opening is smaller, restriction set
Closet airspeed slows down total cylinder air pressure fall off rate；When total cylinder air pressure drops to criticality safety value, motorized adjustment is controlled
Valve is closed, and fundamentally ensures that total cylinder air pressure will not be too low.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combines and combination.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
1. a kind of train, the train includes more piece compartment and the train air feed system on compartment, train air feed system
System includes head vehicle wind regime and the train pipe, the blast main that are separated by head vehicle wind regime, and the total line that the head vehicle wind regime is sent out is equipped with
Total cylinder, the train pipe are equipped with total cylinder, and multiple air feed branches, the air feed are equipped between the train pipe, blast main
Branch road is equipped with multiple ball valves, which is characterized in that the air feed branch road is equipped with automatic throttling gear.
2. a kind of train according to claim 1, which is characterized in that the automatic throttling gear includes two pressure sensings
Device, controller, driver and electric control valve,
Two pressure sensors respectively with total cylinder in head vehicle wind regime total line, total cylinder on train pipe
It is connected；It is connected with the motorized adjustment pressure valve set on air feed branch road after two pressure sensor parallel connections, the control
Device processed, driver are sequentially arranged at from pressure sensor to the circuit between motorized adjustment pressure valve；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve, concurrently
Give driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, the motorized adjustment
Pressure valve is according to the aperture of the drive signal regulation valve body of reception.
3. a kind of train according to claim 1, which is characterized in that air feed branch road is equipped with life cylinder, it is described oneself
Dynamic throttling set is arranged between total cylinder and life cylinder.
4. a kind of train according to claim 3, which is characterized in that the output end of the life cylinder is equipped with feces collecting system.
5. a kind of train according to claim 4, which is characterized in that the feces collecting system include two vacuum excrement collectors, two
A vacuum excrement collector is connected in series by pipeline.
6. a kind of train according to claim 1, which is characterized in that compartment described in more piece is respectively equipped with air feed branch, multiple
The air feed branch is disposed in parallel between train pipeline and blast main.
7. a kind of train according to claim 1, which is characterized in that the incoming line of the train pipe is equipped with adverse current non-return
Valve.
8. a kind of train air feed system, the train air feed system include a vehicle wind regime and the train pipe separated by head vehicle wind regime,
Blast main, the total line that the head vehicle wind regime is sent out are equipped with total cylinder, and the train pipe is equipped with total cylinder, the train
Multiple air feed branches are equipped between pipe, blast main, the air feed branch road is equipped with multiple ball valves, which is characterized in that the train
Air feed system branch road is equipped with automatic throttling gear, and the automatic throttling gear includes two pressure sensors, controller, drivers
And electric control valve,
Two pressure sensors are connected with corresponding total cylinder respectively, and the motorized adjustment after parallel connection with air feed branch road
Pressure valve is connected, and the controller, driver are sequentially arranged at from pressure sensor to the line between motorized adjustment pressure valve
On the road；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve, concurrently
Give driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, motorized adjustment pressure
Valve is according to the aperture for receiving drive signal regulation valve body.
9. a kind of train air feed branch automatic throttling gear, which is characterized in that the automatic throttling gear includes that two pressure pass
Sensor, controller, driver and electric control valve,
Two pressure sensors respectively with total cylinder in head vehicle wind regime total line, total cylinder on train pipe
It is connected；It is connected with the motorized adjustment pressure valve set on air feed branch road after two pressure sensor parallel connections, the control
Device processed, driver are sequentially arranged at from pressure sensor to the circuit between motorized adjustment pressure valve；
The controller is used to be converted to the pressure signal that pressure sensor receives the control signal of electric control valve, concurrently
Give driver；The driver is converted to drive signal by signal is controlled, and is sent to electric control valve, the motorized adjustment
Pressure valve is according to the aperture of the drive signal regulation valve body of reception.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556667.5U CN207758790U (en) | 2017-11-20 | 2017-11-20 | A kind of train air feed branch automatic throttling gear, train air feed system and train |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556667.5U CN207758790U (en) | 2017-11-20 | 2017-11-20 | A kind of train air feed branch automatic throttling gear, train air feed system and train |
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| Publication Number | Publication Date |
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| CN207758790U true CN207758790U (en) | 2018-08-24 |
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ID=63188465
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|---|---|---|---|
| CN201721556667.5U Active CN207758790U (en) | 2017-11-20 | 2017-11-20 | A kind of train air feed branch automatic throttling gear, train air feed system and train |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109094583A (en) * | 2018-09-06 | 2018-12-28 | 中车株洲电力机车有限公司 | Vehicle air-supply pipeline control system and rail vehicle with the system |
| CN110293987A (en) * | 2019-07-03 | 2019-10-01 | 宝鸡中车时代工程机械有限公司 | Air supply device for railcar air spring |
| CN111891171A (en) * | 2020-08-10 | 2020-11-06 | 中车株洲电力机车有限公司 | Control method and system for main compressor of power-concentrated motor train unit |
-
2017
- 2017-11-20 CN CN201721556667.5U patent/CN207758790U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109094583A (en) * | 2018-09-06 | 2018-12-28 | 中车株洲电力机车有限公司 | Vehicle air-supply pipeline control system and rail vehicle with the system |
| CN109094583B (en) * | 2018-09-06 | 2019-12-17 | 中车株洲电力机车有限公司 | Vehicle air supply pipeline control system and rail vehicle with same |
| CN110293987A (en) * | 2019-07-03 | 2019-10-01 | 宝鸡中车时代工程机械有限公司 | Air supply device for railcar air spring |
| CN110293987B (en) * | 2019-07-03 | 2024-01-09 | 宝鸡中车时代工程机械有限公司 | Air supply device for air spring of railway vehicle |
| CN111891171A (en) * | 2020-08-10 | 2020-11-06 | 中车株洲电力机车有限公司 | Control method and system for main compressor of power-concentrated motor train unit |
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