CN109720322A - A kind of JZ-7 series brake is from valve remote control system and its operating method - Google Patents
A kind of JZ-7 series brake is from valve remote control system and its operating method Download PDFInfo
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- CN109720322A CN109720322A CN201910015192.6A CN201910015192A CN109720322A CN 109720322 A CN109720322 A CN 109720322A CN 201910015192 A CN201910015192 A CN 201910015192A CN 109720322 A CN109720322 A CN 109720322A
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- valve
- pipe
- solenoid valve
- relay
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Abstract
The present invention provides a kind of JZ-7 series brake from valve remote control system and its operating method, wherein the system comprises: from valve, equalizing reservoir and relay valve；Normally open solenoid valve is provided on the equalizing reservoir pipe between valve and equalizing reservoir；Normally open solenoid valve is provided on pipe between valve and relay valve；Normally closed solenoid valve is being provided between pipe and train pipe in relay valve end；Normally closed solenoid valve is being provided between pipe in the equalizing reservoir pipe at equalizing reservoir end and relay valve end；Normally closed solenoid valve and pressure transmitter are provided on equalizing reservoir；From between total wind of valve and relay valve blocking pipe, normally open solenoid valve is being set；The electronic solenoid valve that leaks informaton is provided on train pipe；Normally closed solenoid valve is provided between main reservoir pipe and stucco relay；Normally closed solenoid valve is provided at total wind blocking pipe and main reservoir pipe at relay valve end.By transformation, the present invention is realized from valve control remote controlled locomotives to the graduated application of train, improves the braking ability of remote controlled locomotives.
Description
Technical field
The invention belongs to electromechanical automatic fields, and in particular to a kind of diesel locomotive or the braking of use for electric locomotive JZ-7 series
Machine is from valve remote control system and its operating method.
Background technique
Currently, the conventional manipulation of locomotive is all to be controlled in drivers' cab locomotive by driver, including locomotive is loaded, adjusted
The contents such as speed, auxiliary control, braking, due to the increase of the special and each enterprise cost of labor of site work environment, part is looked forward to
Industry research locomotive remote control mode manipulates locomotive, can satisfy narrow operating area, spacious operating area, people's operation etc.
Under the conditions of run, but showing common mode for locomotive brake is controlled single valve, in special circumstances, is realized from valve
Emergency braking.But single valve can only be to locomotive independent brake, and brake force is lower, the emergency braking of realization, is to stop permutation vehicle promptly
Vehicle.And on remote operation between single valve braking and emergency braking, there are no suitable braking system and systems in the prior art
Flowing mode.
The content of background technology part is only the technology that inventor is known, not the existing skill of natural representative this field
Art.
Summary of the invention
For the prior art there are one or more of problem, one aspect of the invention provides a kind of JZ-7 series braking
Machine is from valve remote control system, comprising:
From valve, equalizing reservoir and relay valve；
Wherein the first normally open solenoid valve is provided on the equalizing reservoir pipe described between valve and the equalizing reservoir；
It is described between valve and the relay valve in be provided with the second normally open solenoid valve on pipe；
The first normally closed solenoid valve is being provided between pipe and train pipe in the relay valve end；
It is normally closed being provided with second between pipe in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end
Solenoid valve；
Third normally closed solenoid valve and a pressure transmitter are provided on the equalizing reservoir；
Third normally open solenoid valve is set between total wind of valve and relay valve blocking pipe described；
The electronic solenoid valve that leaks informaton is provided on train pipe；
The 4th normally closed solenoid valve is provided between the main reservoir pipe and stucco relay；With
The 5th normally closed solenoid valve is provided at total wind blocking pipe and main reservoir pipe at the relay valve end.
The release position of above-mentioned first normally open solenoid valve is the equalizing reservoir pipe phase between valve and the equalizing reservoir
Logical, act bit is the equalizing reservoir pipe cutting between valve and the equalizing reservoir.
The release position of above-mentioned second normally open solenoid valve be it is described between valve and the relay valve in equal Guan Xiangtong, movement
Position for it is described between valve and the relay valve in pipe cut off.
The release position of above-mentioned third normally open solenoid valve is communicated from valve with total wind of relay valve blocking pipe described in being, is acted
Pipe cutting is interdicted from total wind of valve and the relay valve to be described in position.
The release position of above-mentioned first normally closed solenoid valve is that pipe is cut off with train pipe in the relay valve end, and act bit is
Pipe is communicated with train pipe in the relay valve end.
Equalizing reservoir pipe and the relay valve end of the release position of above-mentioned second normally closed solenoid valve for the equalizing reservoir end
In pipe cut off, act bit be the equalizing reservoir end equalizing reservoir pipe and the relay valve end in equal Guan Xiangtong.
Above-mentioned third normally closed solenoid valve one end is connected to the equalizing reservoir, and the other end is connected to atmosphere through flow control valve.Peace
The flow control valve is adjusted to equalizing reservoir decompression 140kPa (or 170kPa) and needs time 4-7 second when dress.
The release position of above-mentioned 4th normally closed solenoid valve is that the stucco relay is controlled by former brake from valve；Act bit
For stucco relay work, stucco is carried out.Wherein the former brake refers to the brake before being transformed.
The release position of above-mentioned 5th normally closed solenoid valve is that total wind blocking pipe at the relay valve end is cut off with main reservoir pipe, is moved
Make total wind blocking pipe that position is the relay valve end to communicate with main reservoir pipe.
In brake provided by the invention from valve remote control system, in first normally open solenoid valve, the second normally opened electromagnetism
Valve and third normally open solenoid valve have been arranged in parallel cock, in second normally closed solenoid valve, third normally closed solenoid valve, main reservoir pipe
With cock has been arranged in series on train pipe.Once solenoid valve failure can cut off solenoid valve with cock, locomotive turns to manually control.
Another aspect of the present invention provides operating method of the above-mentioned brake of one kind from valve remote control system, comprising:
It when the brake is manually operated, is powered off from valve remote control system, first normally open solenoid valve is release position, institute
The equalizing reservoir pipe stated between valve and the equalizing reservoir communicates；Second normally open solenoid valve is release position, described from valve
Equal Guan Xiangtong between the relay valve；The third normally open solenoid valve is release position, and total wind of the relay valve interdicts pipe
It is communicated with described from valve；First normally closed solenoid valve is release position, and pipe is cut off with train pipe in the relay valve end；Institute
Stating the second normally closed solenoid valve is release position, and the equalizing reservoir pipe at the equalizing reservoir end is cut with pipe in the relay valve end
It is disconnected；The third normally closed solenoid valve is closed；The electronic solenoid valve closing of leaking informaton；4th normally closed solenoid valve is closed；It is described
5th normally closed solenoid valve is closed.
Operating method of the brake provided by the invention from valve remote control system, further includes:
When the brake described in the remote control operation is from valve remote control system, driving position is put in from valve by described；
When alleviating such as remote control operation locomotive, then each valve is arranged using method described in claim 5, locomotive is in brake
Control Train pipe restores the alleviation of level pressure train automatically；
When such as remote controlled locomotives service braking, first normally open solenoid valve is act bit, described from valve and the balanced wind
Equalizing reservoir pipe cutting between cylinder；Second normally open solenoid valve is act bit, described between valve and the relay valve
In pipe cut off；The third normally open solenoid valve is act bit, and total wind blocking pipe of the relay valve is cut off with described from valve；Institute
Stating the first normally closed solenoid valve is release position, and pipe is cut off with train pipe in the relay valve end；Second normally closed solenoid valve
For act bit, equal Guan Xiangtong in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end；The electronic electricity that leaks informaton
Magnet valve is closed；4th normally closed solenoid valve is closed；The 5th normally closed solenoid valve act bit, the main reservoir pipe and it is described in
Total wind blocking pipe after valve communicates；The third normally closed solenoid valve is opened, and the equalizing reservoir starts to be depressured, to the balanced wind
Cylinder drops to authorized pressure, and PLC detects that pressure change controls the third normally closed solenoid valve and closes by pressure transmitter, described
The pressure change of equalizing reservoir passes through tube reaction equal in second normally closed solenoid valve, the relay valve to relay valve, train
The corresponding decompression of pipe, train braking.
Operating method of the brake provided by the invention from valve remote control system, further includes:
When such as remote controlled locomotives emergency braking, first normally open solenoid valve is release position, described from valve and the balanced wind
Equalizing reservoir pipe between cylinder communicates；Second normally open solenoid valve is act bit, described between valve and the relay valve
In pipe cut off；The third normally open solenoid valve is act bit, and total wind blocking pipe of the relay valve is cut off with described from valve；Institute
Stating the first normally closed solenoid valve is act bit, and pipe is communicated with train pipe in the relay valve end；Second normally closed solenoid valve
For release position, pipe is cut off in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end；The normally closed electricity of third
Magnet valve is closed；The 5th normally closed solenoid valve act bit, the main reservoir pipe are communicated with total wind of relay valve blocking pipe；Institute
Electronic solenoid valve unlatching of leaking informaton is stated, train tube pressure is reduced to rapidly 0, locomotive emergency braking；4th normally closed solenoid valve simultaneously
Open emergency sanding.
The decompression amount of above-mentioned equalizing reservoir is arranged to the small gear of 12 decompressions of brake design or is arranged to several common
Standard depressurizes gear, wherein several working standards decompression gear user can according to demand 50-140 (or 170) kPa it
Between be arbitrarily arranged working standard decompression gear, such as: 50kPa, 70kPa, 90kPa, 120kPa, 140kPa or 170.Decompression amount
Computer program design can be passed through.Driver can move the corresponding decompression position of control switch selection train pipe by remote controler,
The cylinder that weighs depressurizes, and equalizing reservoir pressure passes through pressure transmitter and feeds back.
Based on above technical scheme, the present invention provides a kind of JZ-7 series brake from valve remote control system and its operation side
Method is realized from valve control remote controlled locomotives to the graduated application of train by transformation, improves the braking ability of remote controlled locomotives.It is special
Sign is to be carried out taking into account use by remote control mode to control the mode of train braking to being manipulated from valve in drivers' cab by driver,
In the case where not changing former control mode, increase remote control mode, meet existing each railway enterprise remote control system can not to from valve into
The defect of row control.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of schematic diagram of the JZ-7 series brake provided by the invention from valve remote control system；
Appended drawing reference in figure:
The first normally open solenoid valve of A-；The second normally open solenoid valve of B-；E- third normally open solenoid valve；The first normally closed solenoid valve of B1-；
The second normally closed solenoid valve of C-；D- third normally closed solenoid valve；The 4th normally closed solenoid valve of G-；The 5th normally closed solenoid valve of E1-.
Specific embodiment
Hereinafter, certain exemplary embodiments are simply just described.As one skilled in the art will recognize that
Like that, without departing from the spirit or scope of the present invention, described embodiment can be modified by various different modes.
Therefore, attached drawing and description are considered essentially illustrative rather than restrictive.
Below in conjunction with attached drawing, the present invention is described in detail.As shown in Figure 1, showing JZ-7 series provided by the invention
Schematic diagram of the brake from valve remote control system.As shown in Figure 1, JZ-7 series brake provided by the invention is from valve remote control system packet
It includes: from valve, equalizing reservoir and relay valve, wherein a normally opened electricity is arranged on the equalizing reservoir pipe between valve and equalizing reservoir
Magnet valve A, the valve release position are that equalizing reservoir pipe between valve and equalizing reservoir communicates, act bit be from valve and equalizing reservoir it
Between equalizing reservoir pipe cutting.One normally open solenoid valve B, the valve release position are set on pipe between valve and relay valve
For equal Guan Xiangtong between valve and relay valve, act bit be between valve and relay valve in pipe cut off；In relay valve
End in pipe train pipe between be arranged a normally closed solenoid valve B1, the valve release position be relay valve end in pipe and train
Pipe cutting, act bit are that pipe is communicated with train pipe in relay valve end；Equalizing reservoir pipe and relay valve at equalizing reservoir end
One normally closed solenoid valve C is set between pipe in end, which is the equalizing reservoir pipe and relay valve at equalizing reservoir end
Pipe is cut off in end, and act bit is equal Guan Xiangtong in the equalizing reservoir pipe and relay valve end at equalizing reservoir end.In balanced wind
One normally closed solenoid valve D and a pressure transmitter are set on cylinder, and the one end solenoid valve D is connected to equalizing reservoir, and the other end is through flow
Regulating valve is connected to atmosphere, and flow control valve need to be adjusted to equalizing reservoir decompression 140kPa (or 170kPa) and need time 4- when installation
7 seconds；From being arranged normally open solenoid valve E between total wind of valve and relay valve blocking pipe, the valve release position be it is described from valve with it is described
Total wind blocking pipe of relay valve communicates, and act bit is described from the blocking pipe cutting of total wind of valve and the relay valve；In relay valve
It holds and a normally closed solenoid valve E1 is set between total wind blocking pipe and main reservoir pipe, the release position of the valve is total wind at the relay valve end
Blocking pipe is cut off with main reservoir pipe, and act bit is that total wind blocking pipe at the relay valve end is communicated with main reservoir pipe；In train pipe
The upper electronic solenoid valve F that leaks informaton of setting.Normally closed solenoid valve G is set between main reservoir pipe and stucco relay.
It according to a preferred embodiment of the present invention, can be in solenoid valve to prevent solenoid valve failure from influencing locomotive brake
Upper installation cock, cock of connecting on normally closed solenoid valve C, D, main reservoir pipe and train pipe, normally open solenoid valve A, B and E parallel connection cock,
Once solenoid valve failure can cut off solenoid valve with cock, locomotive turns to manually control.
When being operated using JZ-7 series brake provided by the invention from valve remote control system, a reality of the invention
It applies and additionally provides following methods in example:
When manually handle (not having to remote control), powered off from valve remote control system, solenoid valve A is release position, from valve and balanced wind
Equalizing reservoir pipe between cylinder communicates；Solenoid valve B be release position, between valve and relay valve in equal Guan Xiangtong；Solenoid valve B1 is
Release position, pipe is cut off with train pipe in relay valve end；Solenoid valve C be release position, the equalizing reservoir pipe at equalizing reservoir end with
Pipe is cut off in relay valve end；Solenoid valve D is closed；Solenoid valve E is release position, total wind blocking pipe of relay valve with from valve phase
It is logical；Solenoid valve E1 is release position, and total wind blocking pipe and the main reservoir pipe at relay valve end are cut off；Electronic solenoid valve F closing of leaking informaton, electricity
Magnet valve G is closed, and does not influence locomotive brake.
When remote control, it will be put in driving position from valve, when alleviating such as remote controlled locomotives, then each valve position is same as above (manually handle),
Locomotive restores level pressure train in the control Train pipe of brake automatically to be alleviated.When such as remote controlled locomotives service braking, solenoid valve A is
Act bit, the equalizing reservoir pipe cutting between valve and equalizing reservoir；Solenoid valve B be act bit, between valve and relay valve in
Pipe is cut off；Solenoid valve B1 is release position, and pipe is cut off with train pipe in relay valve end；Solenoid valve C is act bit, balanced wind
Equal Guan Xiangtong in the equalizing reservoir pipe of cylinder end and relay valve end；Solenoid valve E be act bit, relay valve total wind blocking pipe with from
Valve cutting；Solenoid valve E1 is act bit, and total wind blocking pipe at relay valve end is communicated with main reservoir pipe；The electronic pass solenoid valve F of leaking informaton
It closes；Solenoid valve G is closed；Solenoid valve D opens equalizing reservoir and starts to be depressured.Programming decompression amount can be set into former brake and set
12 small gears of decompression of meter, also can be set several working standards decompression gears, user can according to demand 50-140 (or
170) working standard decompression gear is arbitrarily set between kPa, such as: 50kPa, 70kPa, 90kPa, 120kPa, 140kPa or 170
Deng.Driver moves control switch selection from the corresponding decompression position of valve by remote controler, and equalizing reservoir depressurizes, and equalizing reservoir pressure is logical
Over-voltage power transmitter feedback, cylinder to be equalized drop to authorized pressure, and PLC controls solenoid valve D and closes, the pressure change of equalizing reservoir
By solenoid valve C, in tube reaction to relay valve, train pipe accordingly depressurizes, train braking.
When such as remote controlled locomotives emergency braking, solenoid valve A is release position, the equalizing reservoir pipe phase between valve and equalizing reservoir
It is logical；Solenoid valve B be act bit, between valve and relay valve in pipe cut off；Solenoid valve B1 is act bit, in relay valve end
Pipe is communicated with train pipe, protects relay valve diaphragm plate；Solenoid valve C is release position, the equalizing reservoir pipe and relay valve at equalizing reservoir end
Pipe is cut off in end；Solenoid valve D is closed；Solenoid valve E is act bit, and total wind blocking pipe of relay valve is cut off with from valve；Electromagnetism
Valve E1 is act bit, and total wind blocking pipe at relay valve end is communicated with main reservoir pipe；It is rapid that the electronic solenoid valve F that leaks informaton opens train pipe
It is reduced to 0, locomotive emergency braking；Solenoid valve G opens emergency sanding simultaneously.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of JZ-7 series brake is from valve remote control system characterized by comprising
From valve, equalizing reservoir and relay valve；
Wherein the first normally open solenoid valve is provided on the equalizing reservoir pipe described between valve and the equalizing reservoir；
It is described between valve and the relay valve in be provided with the second normally open solenoid valve on pipe；
The first normally closed solenoid valve is being provided between pipe and train pipe in the relay valve end；
The second normally closed electromagnetism is being provided between pipe in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end
Valve；
Third normally closed solenoid valve and a pressure transmitter are provided on the equalizing reservoir；
Third normally open solenoid valve is set between total wind of valve and relay valve blocking pipe described；
The electronic solenoid valve that leaks informaton is provided on train pipe；
The 4th normally closed solenoid valve is provided between the main reservoir pipe and stucco relay；With
The 5th normally closed solenoid valve is provided at total wind blocking pipe and main reservoir pipe at the relay valve end.
2. brake according to claim 1 is from valve remote control system, which is characterized in that first normally open solenoid valve is released
Putting position is that the equalizing reservoir pipe between valve and the equalizing reservoir communicates, and act bit is described from valve and the balanced wind
Equalizing reservoir pipe cutting between cylinder；And/or
The release position of second normally open solenoid valve be it is described between valve and the relay valve in equal Guan Xiangtong, act bit is
It is described between valve and the relay valve in pipe cut off；And/or
The release position of the third normally open solenoid valve is communicated from valve with total wind of relay valve blocking pipe described in being, act bit is
It is described to be cut off from total wind of valve and relay valve blocking pipe.
3. brake according to claim 1 is from valve remote control system, which is characterized in that first normally closed solenoid valve is released
Put position be the relay valve end in pipe with train pipe cut off, act bit be the relay valve end in pipe and train pipe phase
It is logical；And/or
The release position of second normally closed solenoid valve is in the equalizing reservoir pipe and the relay valve end at the equalizing reservoir end
Pipe is cut off, and act bit is equal Guan Xiangtong in the equalizing reservoir pipe and the relay valve end at the equalizing reservoir end；And/or
Third normally closed solenoid valve one end is connected to the equalizing reservoir, and the other end is connected to atmosphere through flow control valve；And/or
The release position of 4th normally closed solenoid valve is that the stucco relay is controlled by former brake from valve；Act bit is institute
The work of stucco relay is stated, stucco is carried out；And/or
The release position of 5th normally closed solenoid valve is that total wind blocking pipe at the relay valve end is cut off with main reservoir pipe, act bit
It is communicated for total wind blocking pipe at the relay valve end with main reservoir pipe.
4. brake according to any one of claim 1-3 is from valve remote control system, which is characterized in that often described first
Open electromagnetic valve, the second normally open solenoid valve and third normally open solenoid valve have been arranged in parallel cock, in second normally closed solenoid valve,
Cock has been arranged in series on three normally closed solenoid valves, main reservoir pipe and train pipe.
5. brake of any of claims 1-4 is from the operating method of valve remote control system characterized by comprising
When the brake is manually operated, from valve remote control system power off, first normally open solenoid valve be release position, it is described from
Equalizing reservoir pipe between valve and the equalizing reservoir communicates；Second normally open solenoid valve is release position, described from valve and institute
State equal Guan Xiangtong between relay valve；The third normally open solenoid valve is release position, total wind blocking pipe of the relay valve and institute
It states and is communicated from valve；First normally closed solenoid valve is release position, and pipe is cut off with train pipe in the relay valve end；Described
Two normally closed solenoid valves are release position, and pipe is cut off in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end；Institute
State the closing of third normally closed solenoid valve；The electronic solenoid valve closing of leaking informaton；4th normally closed solenoid valve is closed；Described 5 constant virtues
Close solenoid valve closing.
6. brake according to claim 5 is from the operating method of valve remote control system, which is characterized in that further include:
When the brake described in the remote control operation is from valve remote control system, driving position is put in from valve by described；
When alleviating such as remote control operation locomotive, then each valve, control of the locomotive in brake are arranged using method described in claim 5
Train pipe restores the alleviation of level pressure train automatically；
When such as remote controlled locomotives service braking, first normally open solenoid valve is act bit, it is described from valve and the equalizing reservoir it
Between equalizing reservoir pipe cutting；Second normally open solenoid valve be act bit, it is described between valve and the relay valve in
Pipe cutting；The third normally open solenoid valve is act bit, and total wind blocking pipe of the relay valve is cut off with described from valve；Described
One normally closed solenoid valve is release position, and pipe is cut off with train pipe in the relay valve end；Second normally closed solenoid valve is
Make position, equal Guan Xiangtong in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end；The electronic solenoid valve that leaks informaton
It closes；4th normally closed solenoid valve is closed；The 5th normally closed solenoid valve act bit, the main reservoir pipe and the relay valve
Total wind blocking pipe communicate；The third normally closed solenoid valve is opened, and the equalizing reservoir starts to be depressured, and is dropped to the equalizing reservoir
To authorized pressure, PLC detects that pressure change controls the third normally closed solenoid valve and closes by pressure transmitter, the equilibrium
The pressure change of cylinder passes through tube reaction equal in second normally closed solenoid valve, the relay valve to relay valve, train pipe phase
It should depressurize, train braking.
7. brake according to claim 5 or 6 is from the operating method of valve remote control system, which is characterized in that further include:
When such as remote controlled locomotives emergency braking, first normally open solenoid valve is release position, it is described from valve and the equalizing reservoir it
Between equalizing reservoir pipe communicate；Second normally open solenoid valve be act bit, it is described between valve and the relay valve in
Pipe cutting；The third normally open solenoid valve is act bit, and total wind blocking pipe of the relay valve is cut off with described from valve；Described
One normally closed solenoid valve is act bit, and pipe is communicated with train pipe in the relay valve end；Second normally closed solenoid valve is to release
Position is put, pipe is cut off in the equalizing reservoir pipe at the equalizing reservoir end and the relay valve end；The third normally closed solenoid valve
It closes；The 5th normally closed solenoid valve act bit, the main reservoir pipe are communicated with total wind of relay valve blocking pipe；The electricity
Dynamic solenoid valve unlatching of leaking informaton, train tube pressure are reduced to rapidly 0, locomotive emergency braking；The 4th normally closed solenoid valve is opened simultaneously
Emergency sanding.
8. brake according to claim 6 is from the operating method of valve remote control system, which is characterized in that the equalizing reservoir
Decompression amount be arranged to 12 small gears of decompression of brake design or be arranged to several working standards decompression gears, the equilibrium
The pressure of cylinder is fed back by the pressure transmitter；
Wherein several working standards decompression gear any gear between optional 50-170kPa as needed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015192.6A CN109720322A (en) | 2019-01-08 | 2019-01-08 | A kind of JZ-7 series brake is from valve remote control system and its operating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015192.6A CN109720322A (en) | 2019-01-08 | 2019-01-08 | A kind of JZ-7 series brake is from valve remote control system and its operating method |
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| Publication Number | Publication Date |
|---|---|
| CN109720322A true CN109720322A (en) | 2019-05-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910015192.6A Pending CN109720322A (en) | 2019-01-08 | 2019-01-08 | A kind of JZ-7 series brake is from valve remote control system and its operating method |
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| CN (1) | CN109720322A (en) |
Citations (7)
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|---|---|---|---|---|
| JPH09277926A (en) * | 1996-04-15 | 1997-10-28 | Railway Technical Res Inst | Brake device for rolling stock |
| CN2274160Y (en) * | 1996-02-01 | 1998-02-11 | 上海铁路局 | Usual automatic-braking-joggling device for train |
| CN201761483U (en) * | 2010-09-03 | 2011-03-16 | 徐晖 | Brake system for railroad locomotive |
| CN103223953A (en) * | 2013-05-13 | 2013-07-31 | 南车戚墅堰机车有限公司 | Train hook breakage protective system |
| CN107298090A (en) * | 2017-08-07 | 2017-10-27 | 中车太原机车车辆有限公司 | The disconnected hook protection device of brake |
| WO2018227915A1 (en) * | 2017-06-13 | 2018-12-20 | 中车株洲电力机车有限公司 | Locomotive and air control backup brake control system thereof |
| CN209581450U (en) * | 2019-01-08 | 2019-11-05 | 包头钢铁（集团）有限责任公司 | A kind of JZ-7 series brake is from valve remote control system |
-
2019
- 2019-01-08 CN CN201910015192.6A patent/CN109720322A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2274160Y (en) * | 1996-02-01 | 1998-02-11 | 上海铁路局 | Usual automatic-braking-joggling device for train |
| JPH09277926A (en) * | 1996-04-15 | 1997-10-28 | Railway Technical Res Inst | Brake device for rolling stock |
| CN201761483U (en) * | 2010-09-03 | 2011-03-16 | 徐晖 | Brake system for railroad locomotive |
| CN103223953A (en) * | 2013-05-13 | 2013-07-31 | 南车戚墅堰机车有限公司 | Train hook breakage protective system |
| WO2018227915A1 (en) * | 2017-06-13 | 2018-12-20 | 中车株洲电力机车有限公司 | Locomotive and air control backup brake control system thereof |
| CN107298090A (en) * | 2017-08-07 | 2017-10-27 | 中车太原机车车辆有限公司 | The disconnected hook protection device of brake |
| CN209581450U (en) * | 2019-01-08 | 2019-11-05 | 包头钢铁（集团）有限责任公司 | A kind of JZ-7 series brake is from valve remote control system |
Non-Patent Citations (1)
| Title |
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| 姜葛;张斌;: "JZ-7型制动机无线遥控改造" * |
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