CN207984870U - JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices - Google Patents
JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices Download PDFInfo
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- CN207984870U CN207984870U CN201820958790.8U CN201820958790U CN207984870U CN 207984870 U CN207984870 U CN 207984870U CN 201820958790 U CN201820958790 U CN 201820958790U CN 207984870 U CN207984870 U CN 207984870U
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Abstract
The utility model discloses a kind of 7 type air damper electronically controlled proportional valve closed loop stepless brake devices of JZ, including Pneumatic cabinet, controls the automatically controlled valve group of train pipe inflation/deflation and to control the electric-control system of automatically controlled valve group.Pneumatic cabinet includes pipeline dirt catcher, steam supply valve, pneumatic pressure-release valve, pneumatic proportional valve, shuttle valve, pressure switch, total wind pressure force snesor, brake-pressure sensor.It includes stifled air-valve, double electric control solenoid valves, pressure switch and emergency brake to control the automatically controlled valve group that train pipe punching is deflated.By installing the present apparatus additional, the electric control braking of 7 brakes of locomotive engine JZ, closed loop stepless brake may be implemented, and then the automation control that entire train drives may be implemented.The device remains the hand brake function of 7 type air damper list locks of JZ-, the manual emergency braking function from lock, the hand brake gas circuit of former brake and the electrodynamic braking gas circuit of the present apparatus are executed by shuttle valve parallel connection, it does not interfere with each other, the big person of brake pressure is effective.
Description
Technical field
The utility model is related to use the locomotive engine of 7 type air dampers of JZ-, proportioning valve electric control braking, the stepless system of closed loop
Dynamic device, more particularly to JZ-7 type air damping Electrical Control proportional close-loop stepless brake devices.
Background technology
Locomotive engine is mainly used in the industries such as mine, steel, metallurgy, and locomotive at present drive is mainly train driver
Into driver's cabin, it is sitting in before driving platform and operates.If at a few thing it is to be understood that the situation outside driver's cabin, including outside driver's cabin
Reason, driver must stop, and walk out driver's cabin observation, processing, and observation is disposed, enters back into driver's cabin, can continue driving.
The technology that locomotive engine remote controler drives transformation generates at once, in all rings of entire locomotive engine remote control technology transformation
Section, the confidential realization electric control operation of the type air dampings of locomotive engine JZ -7 is the biggest problem, realizes 7 type air dampers of JZ -
Automatically controlled control, remote control transformation can be just possibly realized.The braking maneuver of 7 type air dampers of JZ-includes from lock emergency braking and system
It is dynamic, all it is to use mechanical manual manipulation mode, and is braking by grades, can not directly receives electrical command.At present in industry
Having a kind of remodeling method, principle is connected with the handle of 7 type air dampers of JZ-using motor, encoder, electric-control system
It is executed by motor, encoder after sending out control instruction, realizes the electric control braking action of 7 type air dampers of JZ-, Ci Zhongji
The cooperation of art mechanically and electrically requires high, Structural Design Requirement height, frequent to act the abrasion that cause mechanical mechanism, this control
The reliability of mode processed waits to prove.
Invention content
The purpose of this utility model is in view of the problems of the existing technology, to provide JZ-7 type air damping Electrical Control ratios
Valve closed loop stepless brake device.
To achieve the above object, the technical solution adopted in the utility model is：
JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices.Including Pneumatic cabinet, control train pipe charge and discharge
The automatically controlled valve group of gas and to control the electric-control system of the automatically controlled valve group, the Pneumatic cabinet includes the pipe connected by pipeline
Road dirt catcher, steam supply valve, pneumatic pressure-release valve, pneumatic proportional valve, shuttle valve, pressure switch, total wind pressure force snesor, brake pipe
On brake-pressure sensor, the pneumatic proportional valve is connected with application valve, and total wind pressure force snesor is located at offer air source
Blast main and pipeline dirt catcher between pipeline on, automatically controlled valve group that control train pipe punching is deflated includes stifled air-valve, double automatically controlled
Solenoid valve, pressure switch and emergency brake, the stifled air hose are connected with total wind shut-off valve tube, and the Pneumatic cabinet utilizes first
Group air source and second group of air source control the automatically controlled action of the emergency braking from lock and the action of electronically controlled proportional valve closed loop stepless brake respectively,
The shuttle valve is located between stifled air hose and total wind shut-off valve tube, pneumatic proportional valve and application valve.The shuttle valve is by former JZ-7
The hand brake output pressure of brake and electric control braking output pressure parallel connection input, it is ensured that two output pressures can have respectively
Effect, does not interfere with each other, and the big person of brake force is effective, and the analog signals of analog module output 0-6V are to pneumatic proportional on electric-control system
Valve, pneumatic proportional valve export stepless 0-300KPa brake pressures to brake pipe, and brake pipe, that is, exportable 0-300KPa's is stepless
Brake pressure, by the Real-time Feedback of brake-pressure sensor signal on brake pipe, with reference to the velocity variations of electric-control system train
Rate, electric-control system can adjust brake pressure in real time, form the closed-loop control of brake pressure, and this function can also be applied to electricity
The constant speed cruising system of control system can also be applied in emergency braking, and stifled air-valve dead electricity is normally closed, and train pipe stops inflation；Tightly
Anxious brake valve dead electricity is normally opened, train pipe Rapid degassing, the emergency brake pressure of big lock output 400-420KPa, it is ensured that train
Automatically controlled emergency braking.
Pneumatic cabinet air source is inputted by locomotive engine blast main, and after piping dirt catcher, first group through steam supply valve, Pneumatic decompression
After valve, pneumatic proportional valve, and former No. 11 pipeline air sources of Train brake enter the effect of 7 type air dampers of JZ-through shuttle valve parallel connection
No. 14 pipelines of valve control single lock brake pressure stepless brake of JZ-7 brakes.Second group through blocking up air-valve and former train JZ-7
No. 8 pipelines for entering relay valve after shuttle valve parallel connection enters total wind shut-off valve tube from No. 3 pipeline air sources of lock, control train pipe
Inflation/stopping inflation action, is used cooperatively with emergency brake, controls the automatically controlled emergency braking from lock.The present apparatus and former train
For head 7 type air damping brake systems of JZ-by shuttle valve parallel connection, two sets of braking systems are non-interference, the big person's braking of brake force
Effectively, independent brake is respectively effective.
Further, the electric-control system is electrically connected with steam supply valve, pneumatic proportional valve.
Further, the emergency brake and stifled air-valve parallel operation, the emergency brake are open type, described stifled
Air-valve is closed type.
Further, double electric control solenoid valves and to detect the pressure switch setting of train tube pressure described tight
Before anxious brake valve, prevent due to double electric control solenoid valve failures, circuit access failure influences the operation of train driver cabin.
Further, the electric-control system is equipped with emergency braking/promptly and alleviates toggle switch, the stepless current potential of brake pressure
Device knob controls the stepless brake of the automatically controlled action of emergency braking and single lock brake pressure from lock respectively.
Further, electric-control system and brake-pressure sensor real-time communication, become according to the speed of service after Train brake
Rate adjusts brake pressure at any time, forms automatically controlled closed loop brake.Electric-control system exports emergency braking action, blocks up air-valve dead electricity, resistance
Disconnected blast main is the pressurising of train pipe, and emergency brake dead electricity, pipeline conducting makes train pipe leak informaton rapidly, to realize urgent system
It is dynamic, on the contrary it is the urgent alleviation action from lock.
Compared with prior art, the utility model has the beneficial effects that：
1, the present apparatus is realized to the braking Electrical Control control of JZ-7 types, and is closed loop stepless brake, remains 7 type air of JZ-
Single lock hand brake function of brake, from the manual emergency braking function of lock.
2, the hand brake of former brake and electric control braking are executed by the way that shuttle valve is in parallel with former Train brake power, mutually not
Interference, the big person of brake pressure are effective.
3, the automation of locomotive driving, stepless brake, closed-loop control are realized.Design is succinct, securely and reliably.
Description of the drawings
Fig. 1 is related to brake portion for the electric-control system of the utility model and designs, emergency braking/urgent alleviation on electric-control system
The stepless potentiometer knob of toggle switch, brake pressure is arranged for automatically controlled JZ-7 types air damper；
Fig. 2 is automatically controlled single lock braking principle figure and inflates schematic diagram of gas circuit and shuttle valve parallel connection figure from lock emergency braking；
Fig. 3 is automatically controlled from lock emergency braking train pipe inflation/deflation pneumatic diagram (the automatically controlled valve group of train pipe inflation/deflation)；
Fig. 4 is from lock emergency braking electrical schematic diagram；
Fig. 5 is the control of locomotive engine driver's cabin and automatically controlled control gas circuit switching principle figure；
Fig. 6 is that Pneumatic cabinet is laid out installation diagram.
Fig. 7 is Pneumatic cabinet three-dimensional layout installation diagram.
Specific implementation mode
Below in conjunction with the attached drawing in the utility model, the technical solution of the utility model is clearly and completely retouched
It states, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art obtained under the conditions of not making creative work it is all its
Its embodiment, shall fall within the protection scope of the present invention.
Embodiment 1：
The automatically controlled closed loop stepless brake device of 7 type air dampers of JZ-, including Pneumatic cabinet and control train pipe inflation/deflation
Automatically controlled valve group and to control the electric-control system of the automatically controlled valve group, as shown in Figure 1, the electric-control system be equipped with it is urgent
Braking/promptly alleviate toggle switch, the stepless potentiometer knob of brake pressure, controls the automatically controlled emergency braking from lock and list respectively
The stepless brake of lock brake pressure.It is/urgent to alleviate instruction by electric-control system emergency braking/from lock emergency braking promptly to alleviate and stir
Switch is sent out, and braking instruction is sent out by the stepless potentiometer knob of electric-control system brake pressure.The Pneumatic cabinet includes passing through pipeline
The pipeline dirt catcher of connection, steam supply valve, pneumatic pressure-release valve, pneumatic proportional valve, shuttle valve, total wind pressure force snesor, on brake pipe
Brake-pressure sensor, the pneumatic proportional valve is connected with application valve, and the shuttle valve is located at stifled air hose and total wind intercepter valve (IV)
Between pipe, pneumatic proportional valve and application valve；Total wind pressure force snesor is located at the blast main and pipeline dirt catcher for providing air source
Between pipeline on, the automatically controlled valve group includes stifled air-valve, double electric control solenoid valves, pressure switch and emergency brake, described
Stifled air hose is connected with total wind shut-off valve tube, as shown in Fig. 2, Pneumatic cabinet air source is inputted by locomotive engine blast main, through piping dust filtering
After device, one group after steam supply valve, pneumatic pressure-release valve, pneumatic proportional valve, and to brake No. 11 pipeline air sources dynamic through shuttle for former train list lock
Valve parallel connection enters No. 14 pipelines of 7 type air damper application valves of JZ-, and the brake pressure for controlling JZ-7 brake list locks is stepless
Braking.Another group interdicts through shuttle valve parallel connection into total wind through blocking up air-valve and former train from No. 3 pipeline air sources of lock train pipe air source
No. 8 pipelines for entering relay valve after valve pipe control inflation/stopping inflation action of train pipe, coordinate with the emergency brake of Fig. 3
It uses, controls the automatically controlled emergency braking action from lock, the plane figure installation diagram of the Pneumatic cabinet is as shown in fig. 6, three-dimensional layout
Figure is as shown in Figure 7.
Two shuttle valves are in parallel with former vehicle braking system electric control braking control system, and two sets of braking systems are non-interference,
The big person's braking of brake force is effective, and independent brake is respectively effective.
Such as Fig. 2, interior dotted line is pneumatic cabinet, as shown in Figure 2 with JZ-7 brake line wiring.The electric-control system
It is electrically connected with steam supply valve, pneumatic proportional valve, when driving operation, solenoid valve dead electricity in Pneumatic cabinet, electric controlled brake system isolation；It is automatically controlled
When, steam supply valve must conduct, pneumatic proportional valve working power obtain it is electric, by electric-control system analog module provide 0-6V control
Voltage, application valve output closed-loop stepless brake pressure 0-300kpa.By on brake pipe brake-pressure sensor signal it is real-time
Feedback, with reference to the percentage speed variation of electric-control system train, electric-control system can adjust brake pressure, form brake pressure in real time
Closed-loop control (this function can be applied to the constant speed cruising system of electric-control system).
As shown in figure 4, emergency brake is open type, it is closed type, two valve parallel operations to block up air-valve.Electric-control system exports
When emergency braking instructs, air-valve dead electricity is blocked up, blocks blast main for the pressurising of train pipe, emergency brake dead electricity, pipeline conducting makes
Train pipe leaks informaton rapidly, to realize emergency braking.Otherwise it is the automatically controlled action of promptly alleviation from lock.
Such as Fig. 3, double electric control solenoid valves and pressure switch, double control valve circuit connection such as Fig. 5 are installed before emergency brake.
When bridge operation, J+/J- obtains electric, the outlets A conducting, B port closings.A is exported and is blocked.At this time emergency brake by every
From.When electric control operation, Y+/Y- obtains electric, and the outlets B conducting, emergency brake, which is accessed, leaks informaton pipeline, and dead electricity can cause from lock
Emergency braking.Train tube pressure, normally opened contact access load circuit are detected using pressure switch.When train tube pressure is more than
400kpa, normally opened contact are closed.This design can be prevented due to Double-control solenoid valve failure, and B is exported and do not turned on when leading to automatically controlled, be influenced
Train driver cabin operates.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1.JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices, which is characterized in that including Pneumatic cabinet, control row
Automatically controlled valve group that Che Guanchong deflates and to control the electric-control system of the automatically controlled valve group, the Pneumatic cabinet includes passing through pipeline
The pipeline dirt catcher of connection, steam supply valve, pneumatic pressure-release valve, pneumatic proportional valve, shuttle valve, pressure switch, total wind pressure sensing
Brake-pressure sensor on device, brake pipe；The pneumatic proportional valve is connected with application valve, and total wind pressure force snesor is located at
It provides on the pipeline between the blast main and pipeline dirt catcher of air source, the automatically controlled valve group that the control train pipe punching is deflated includes stifled
Air-valve, double electric control solenoid valves, pressure switch and emergency brake, the stifled air hose are connected with total wind shut-off valve tube, the gas
Dynamic cabinet controls the automatically controlled action of the emergency braking from lock and electronically controlled proportional valve closed loop respectively using first group of air source and second group of air source
Stepless brake acts, and the shuttle valve is located between stifled air hose and total wind shut-off valve tube, pneumatic proportional valve and application valve.
2. JZ-7 types air damper electronically controlled proportional valve closed loop stepless brake device as described in claim 1, which is characterized in that
The electric-control system is electrically connected with steam supply valve, pneumatic proportional valve.
3. JZ-7 types air damper electronically controlled proportional valve closed loop stepless brake device as described in claim 1, which is characterized in that
The emergency brake and stifled air-valve parallel operation, the emergency brake are open type, and the stifled air-valve is closed type.
4. JZ-7 types air damper electronically controlled proportional valve closed loop stepless brake device as claimed in claim 3, which is characterized in that
Double electric control solenoid valves and to detect train tube pressure pressure switch be arranged before the emergency brake.
5. JZ-7 types air damper electronically controlled proportional valve closed loop stepless brake device as described in claim 1, which is characterized in that
The electric-control system is equipped with emergency braking/promptly and alleviates toggle switch, the stepless potentiometer knob of brake pressure, respectively control from
The automatically controlled action of emergency braking of lock and the stepless brake of single lock brake pressure.
6. JZ-7 types air damper electronically controlled proportional valve closed loop stepless brake device as described in claim 1, which is characterized in that
Electric-control system and brake-pressure sensor real-time communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820958790.8U CN207984870U (en) | 2018-06-20 | 2018-06-20 | JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820958790.8U CN207984870U (en) | 2018-06-20 | 2018-06-20 | JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207984870U true CN207984870U (en) | 2018-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820958790.8U Expired - Fee Related CN207984870U (en) | 2018-06-20 | 2018-06-20 | JZ-7 type air damper electronically controlled proportional valve closed loop stepless brake devices |
Country Status (1)
| Country | Link |
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| CN (1) | CN207984870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147709A (en) * | 2021-01-04 | 2021-07-23 | 北京全路通信信号研究设计院集团有限公司 | Electric control braking device applied to locomotive braking system |
-
2018
- 2018-06-20 CN CN201820958790.8U patent/CN207984870U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147709A (en) * | 2021-01-04 | 2021-07-23 | 北京全路通信信号研究设计院集团有限公司 | Electric control braking device applied to locomotive braking system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20200620 |
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| CF01 | Termination of patent right due to non-payment of annual fee |