CN108773389A - A kind of antiskid valve used in the compressed air containing impurity - Google Patents
A kind of antiskid valve used in the compressed air containing impurity Download PDFInfo
- Publication number
- CN108773389A CN108773389A CN201810755323.XA CN201810755323A CN108773389A CN 108773389 A CN108773389 A CN 108773389A CN 201810755323 A CN201810755323 A CN 201810755323A CN 108773389 A CN108773389 A CN 108773389A
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- China
- Prior art keywords
- air inlet
- compressed air
- impurity
- strainer
- antiskid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012535 impurity Substances 0.000 title claims abstract description 52
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000013040 rubber vulcanization Methods 0.000 claims abstract description 5
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 238000009863 impact test Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 208000002925 dental caries Diseases 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H11/00—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types
- B61H11/06—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types of hydrostatic, hydrodynamic, or aerodynamic brakes
- B61H11/10—Aerodynamic brakes with control flaps, e.g. spoilers, attached to the vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/021—Railway control or brake valves
- B60T15/022—Railway control or brake valves with one slide valve, e.g. an emergency slide valve
- B60T15/024—Railway control or brake valves with one slide valve, e.g. an emergency slide valve with quick braking action and evacuation of air to a reservoir, to the atmosphere or to the brake cylinder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/002—Air treatment devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention belongs to field of railway transportation equipment, more particularly to being a kind of antiskid valve used in the compressed air containing impurity, agent structure includes center valve body, bolt, air inlet side plate, it is vented side plate, mounting bracket, electromagnetic coil forms, air inlet and O-ring strainer, the strainer made using the rubber vulcanization process of 300 mesh, the impurity that grain size is 0.05mm or more can be filtered out, when the compressed air containing impurity from air inlet into fashionable after O-ring strainer, impurity in compressed air is filtered out by strainer, it cannot be introduced into the inside of center valve body and electromagnetic coil composition, avoid the normal work of the impurity effect antiskid valve in compressed air；Its agent structure is simple, and performance safety is reliable, applied widely, and failure rate is low, and maintenance costs are few, and life cycle is long, and use environment is friendly, can in the compressed air containing impurity normal use, be applied on railroad track vehicle anti-skid device.
Description
Technical field：
The invention belongs to field of railway transportation equipment, and in particular to be a kind of to be used in the compressed air containing impurity
Antiskid valve, can in the compressed air containing impurity normal use, be applied to railroad track vehicle anti-skid device on.
Background technology：
Anti-skid device is usually applied on highspeed rail vehicle, prevents from longitudinally occurring between wheel track during wheel rolling tight
The opposite sliding of weight, in order to avoid wheel tread is caused seriously to abrade；In vehicle braking taxiing procedures, braking friction turns with wheel
Decline and increased dramatically for friction coefficient of speed and increase severely, brake force is but anxious with increased dramatically for longitudinal sliding motion between wheel track
Reduce sharply small, the effect of anti-skid device seeks to detect the possibility that wheel will slide in this of short duration transition stage, and
Action in time is the air pressurized in checking cylinder to resist the pressure of tripping spring, and brake force is made to be rapidly decreased to be less than adhesion strength,
To prevent wheel sliding and maintain the adhesion between wheel track, meanwhile, anti-skid device is restored to by the state of having an effect fails at once
State makes checking cylinder fill wind again in time, keeps larger brake force as possible.Currently, the rail traffic vehicles newly made are mounted on
Electronic antiskid device, such as 25G types vehicle produced in the past, 25K types vehicle and 25T types vehicle also require to return factory's installation electronic anti-breaking again
Device, to improve the safety of rail traffic vehicles driving, antiskid valve is the critical piece of electronic antiskid device, and antiskid valve directly affects
The performance of electronic antiskid device.A kind of Anti-skidding device disclosed in Chinese patent 201120530744.6 includes anti-skid device host, speed
Spend sensor, exhaust valve and pressure switch；The anti-skid device host output end of box structure is commonly connect by RS232 or RS485
Mouth distinguishes three groups of transmission cables of parallel connection output signal, and parallel symmetrical structure is connected to four on first group of transmission cable
A velocity sensor, there are four mutually isostructural exhaust valve, third groups for parallel symmetrical structure connection on second group of transmission cable
Transmission cable powers on communication type and is connected with pressure switch；Using microcomputer structure anti-skid device host respectively with four speed
Sensor, four groups of exhaust valves are connected to pressure switch power information is integrally formed formula structure anti-skid device；It is equipped in anti-skid device host
Signal processing and information record and processing software system；Antislip of train valve module packet disclosed in Chinese patent 201720961276.5
It includes antiskid valve, gas path plate and matches tube socket, the antiskid valve is connect with the gas path plate, and the gas path plate connects with described with tube socket
Connect, the valve air admission hole of the antiskid valve is communicated with the plate air admission hole of the gas path plate, the valve venthole of the antiskid valve with it is described
The plate venthole of gas path plate communicates, and the antiskid valve, the gas path plate and the tube socket of matching after connection form integral module, institute
It includes the first antiskid valve and the second antiskid valve to state antiskid valve, first antiskid valve and second antiskid valve respectively with the gas
Road plate connection；The valve air admission hole includes the first valve air admission hole and the second valve air admission hole, and the valve venthole goes out including the first valve
Stomata and the second valve venthole, the first valve air admission hole and the first valve venthole are arranged at first antiskid valve
On, the second valve air admission hole and the second valve venthole are arranged in second antiskid valve；The plate air admission hole packet
The first plate air admission hole and the second plate air admission hole are included, the plate venthole includes the first plate venthole and the second plate venthole, described
First valve air admission hole is communicated with the first plate air admission hole, and the first valve venthole is communicated with the first plate venthole, institute
It states the second valve air admission hole to communicate with the second plate air admission hole, the second valve venthole is communicated with the second plate venthole.
The gas path plate further includes air inlet, and the air inlet is communicated with the first plate air admission hole and the second plate air admission hole respectively.Institute
It further includes gas outlet to state gas path plate, and the gas outlet includes the first gas outlet and the second gas outlet, first gas outlet and institute
It states the first plate venthole to communicate, second gas outlet is communicated with the second plate venthole, and the anti-skidding valve module further includes
First escape pipe and the second escape pipe, first escape pipe and second escape pipe are connect with described with tube socket respectively, institute
The one end and first gas outlet for stating the first escape pipe are connected, and one end of second escape pipe connects with second gas outlet
It is logical.First escape pipe includes the first pipe, the second pipe, third pipe and three-way connection, one end of first pipe and described the
One gas outlet is connected, and the other end of first pipe is connect with second pipe and the third pipe respectively by the three-way connection
Logical, second pipe and/or the third pipe are connect with described with tube socket.Described with tube socket includes holder and tube plate, described
Holder is connect with the tube plate, and the gas path plate is connect with the holder, and the tube plate is formed as gap structure.It is described anti-
Guiding valve module further includes drain cock, and the drain cock and the plate venthole are connected, and the anti-skidding valve module further includes the
One drain cock and the second drain cock, first drain cock are connected with first gas outlet, second drain plug
Door is connected with second gas outlet；A kind of antiskid valve disclosed in Chinese patent 201621025309.7 includes cover board and valve body,
Valve body is bolted on connecting plate；It is equipped with lining ring between cover board and valve body, diaphragm, diaphragm are equipped between lining ring and cover board
There are gaps between cover board；The front of diaphragm is equipped with the flat seal of the valve port and valve body of protrusion；The reverse side of diaphragm uniformly divides
The multiple salient point cover boards of cloth fit together posterior end with valve body and form two cavitys, and filter screen is equipped in described two cavitys.It crosses
Strainer is bowl shaped structure.Input port (IN) and delivery outlet (OUT) are provided in the middle part of connecting plate.Two skies between cover board and valve body
Chamber is communicated with the input port (IN) on connecting plate, delivery outlet (OUT) respectively.The centre of diaphragm is resisted against on diaphragm compression spring.
It is provided with groove on valve body, exhaust dustproof sheet is equipped in the groove.Dustproof sheet is vented by diaphragm clip plate and diaphragm external pressure board clamping
It is fixed.Exhaust dustproof sheet, diaphragm clip plate and diaphragm outer plate are fitted together by rivet.The outside of diaphragm outer plate is equipped with
Baffle ring.It is vented dustproof sheet and selects elastic material.The top of cover board is equipped with solenoid valve.Solenoid valve includes air inlet end-coil, exhaust end
Coil, static iron core, dynamic iron core and iron core spring；But with the high speed development of rail traffic, all over the world to rail vehicle
Operation safety, control accuracy and braking distance made higher requirement, above-mentioned patented product and the prior art
In antiskid valve could only be worked normally in the compressed air of free from admixture so that the new rail traffic vehicles for making and returning factory without
Method fully meets this requirement, and electronic antiskid device cannot be made to play due effect.Therefore, design one kind can contain impurity
Compressed air in normal use antiskid valve, reduce antiskid valve use condition requirement, increase the scope of application of antiskid valve, subtract
The maintenance amount of few anti-skid device, improves the travel safety of rail traffic vehicles, there is very much social value and application prospect.
Invention content：
It is an object of the invention to overcome disadvantage of the existing technology, seek to design it is a kind of can be in the pressure containing impurity
The antiskid valve of normal use in contracting air reduces the use condition requirement of antiskid valve, increases the scope of application of antiskid valve, reduces anti-
The maintenance amount of sliding device, improves the travel safety of rail traffic vehicles.
To achieve the goals above, the main body of the antiskid valve of the present invention used in the compressed air containing impurity
Structure includes center valve body, bolt, air inlet side plate, exhaust side plate, mounting bracket, electromagnetic coil composition, air inlet and O-ring filter
Net；The right side of the center valve body of rectangular parallelepiped structure is connect by bolt with the air inlet side plate of U-shaped platy structure, center valve body
Left side is connect by bolt with the exhaust side plate of U-shaped platy structure, and the bottom side of center valve body passes through bolt and cuboid knot
The mounting bracket of structure connects, and is provided with electromagnetic coil composition connection in the top side face of center valve body, electromagnetic coil composition be located at into
Between gas side plate and exhaust side plate, the O-shaped of circular sheet-like structures is provided in the air inlet between center valve body and air inlet side plate
Enclose strainer.
The agent structure of electromagnetic coil composition of the present invention includes mounting base, spool valve seat, electromagnetic coil, admission line
Circle and exhaust coil；The spool valve seat of platy structure, the both ends difference of spool valve seat are provided in the mounting base of rectangular parallelepiped structure
It stretches into air inlet side plate and exhaust side plate, the top side face of mounting base is provided with the electromagnetic coil of cylindrical structure, electromagnetic coil
Top is provided with the air inlet coil of cylindrical structure and exhaust coil, spool valve seat are electrically connected with center valve body and electromagnetic coil respectively
It connects.
The agent structure of O-ring strainer of the present invention includes outer ring and strainer；The outer ring of circular ring shape laminated structure
The strainer of round reticular structure is provided in interior annular；The outer diameter of outer ring is 8.0mm, and the internal diameter of outer ring is 4.5mm, strainer it is straight
Diameter is 4.5mm.
Strainer of the present invention is made using the rubber vulcanization process of 300 mesh, and it is 0.05mm that can filter out grain size
Above impurity, when the compressed air containing impurity from air inlet into fashionable after O-ring strainer, the impurity in compressed air
It is filtered out by strainer, cannot be introduced into the inside of center valve body and electromagnetic coil composition, avoid the impurity effect in compressed air anti-skidding
The normal work of valve.
The antiskid valve of the present invention used in the compressed air containing impurity has the function of quickly filling air draft, comprehensive
Conjunction property experimental test is qualified, is suitable for the occasion of the compressed air containing impurity, and working pressure range is 0 to 500kPa, work
Environment temperature is -40 to+50 DEG C, and leakage rate under conditions of pressure is 500kPa and volume is 5L is less than 3kPa/min, volume
Fixed working voltage is DC 24V ± 3%, and rated power 8W, the class of insulation is F grades, degree of protection IP65, vibration and impact
The requirement of agreement with experimental TB/T 3009-2011 4.2.4.4 clauses.
The antiskid valve of the present invention used in the compressed air containing impurity is in use, work as air inlet coil and exhaust
When the equal no-voltage of coil, antiskid valve is equivalent to a straight-through pipeline, the compressed air containing impurity in train braking pipeline
After being sent into train braking cylinder, train is braked；When air inlet coil obtains electric, antiskid valve is by train braking pipeline and checking cylinder
Between air inlet at block, the compressed air containing impurity in brake piping cannot be introduced into checking cylinder, make checking cylinder be in protect
Pressure condition；When air inlet coil and exhaust coil it is electric when, antiskid valve will be at the air inlet between train braking pipeline and checking cylinder
It blocks, meanwhile, antiskid valve connects the access between checking cylinder and ambient atmosphere, keeps the compression containing impurity in checking cylinder empty
Gas is discharged into the atmosphere, and train brake brake shoe release, train enters jogging state.
Compared with prior art, the present invention the strainer made using the rubber vulcanization process of 300 mesh, can filter out grain size is
The impurity of 0.05mm or more, when the compressed air containing impurity from air inlet into fashionable after O-ring strainer, in compressed air
Impurity filtered out by strainer, cannot be introduced into center valve body and electromagnetic coil composition inside, avoid the impurity shadow in compressed air
Ring the normal work of antiskid valve；Its agent structure is simple, and performance safety is reliable, applied widely, and failure rate is low, maintenance at
This is few, and life cycle is long, and use environment is friendly.
Description of the drawings：
Fig. 1 is the agent structure principle schematic of the present invention.
Fig. 2 is the agent structure principle schematic of O-ring strainer of the present invention.
Fig. 3 is the cross-section structure principle schematic of O-ring strainer of the present invention.
Specific implementation mode：
It is described further below by embodiment and in conjunction with attached drawing to the present invention.
Embodiment 1：
The agent structure for the antiskid valve used in the compressed air containing impurity that the present embodiment is related to includes intermediate valve
Body 1, bolt 2, air inlet side plate 3, exhaust side plate 4, mounting bracket 5, electromagnetic coil composition 6, air inlet 7 and O-ring strainer 8；It is long
The right side of the center valve body 1 of cube structure is connect by bolt 2 with the air inlet side plate 3 of U-shaped platy structure, center valve body 1
Left side is connect by bolt 2 with the exhaust side plate 4 of U-shaped platy structure, the bottom side of center valve body 1 by bolt 2 with it is rectangular
The mounting bracket 5 of body structure connects, and 6 connection of electromagnetic coil composition, electromagnetic coil composition are provided in the top side face of center valve body 1
6 are located between air inlet side plate 3 and exhaust side plate 4, and circular piece is provided in the air inlet 7 between center valve body 1 and air inlet side plate 3
The O-ring strainer 8 of shape structure.
The agent structure for the electromagnetic coil composition 6 that the present embodiment is related to includes mounting base 10, spool valve seat 11, electromagnetic coil
12, air inlet coil 13 and exhaust coil 14；The spool valve seat 11 of platy structure, valve are provided in the mounting base 10 of rectangular parallelepiped structure
The both ends of core valve seat 11 are respectively protruding into air inlet side plate 3 and exhaust side plate 4, and the top side face of mounting base 10 is provided with cylindrical structure
Electromagnetic coil 12, the top of electromagnetic coil 12 is provided with the air inlet coil 13 and exhaust coil 14 of cylindrical structure, spool valve
Seat 11 is electrically connected with center valve body 1 and electromagnetic coil 12 respectively.
The agent structure for the O-ring strainer 8 that the present embodiment is related to includes outer ring 15 and strainer 16；Circular ring shape laminated structure
The strainer 16 of round reticular structure is provided in the interior annular of outer ring 15；The outer diameter of outer ring 15 is 8.0mm, and the internal diameter of outer ring 15 is
4.5mm, a diameter of 4.5mm of strainer 16.
The strainer 16 that this implementation is related to is made using the rubber vulcanization process of 300 mesh, and can filter out grain size is
The impurity of 0.05mm or more, when the compressed air containing impurity from air inlet 7 into fashionable after O-ring strainer 8, compressed air
In impurity filtered out by strainer 16, cannot be introduced into center valve body 1 and electromagnetic coil composition 6 inside, avoid in compressed air
The normal work of impurity effect antiskid valve.
The antiskid valve used in the compressed air containing impurity that the present embodiment is related to has the function of quickly filling air draft,
Comprehensive test test passes are suitable for the occasion of the compressed air containing impurity, and working pressure range is 0 to 500kPa, work
It is -40 to+50 DEG C to make environment temperature, and leakage rate under conditions of pressure is 500kPa and volume is 5L is less than 3kPa/min,
Rated operational voltage is DC 24V ± 3%, and rated power 8W, the class of insulation is F grades, degree of protection IP65, vibration and punching
Hit the requirement of agreement with experimental TB/T 3009-2011 4.2.4.4 clauses.
The antiskid valve used in the compressed air containing impurity that the present embodiment is related to is in use, work as 13 He of air inlet coil
When being vented 14 equal no-voltage of coil, antiskid valve is equivalent to a straight-through pipeline, the pressure containing impurity in train braking pipeline
After contracting air is sent into train braking cylinder, train is braked；When air inlet coil 13 it is electric when, antiskid valve is by train braking pipeline
It is blocked at air inlet between checking cylinder, the compressed air containing impurity in brake piping cannot be introduced into checking cylinder, make braking
Cylinder is in packing state；When air inlet coil 13 and exhaust coil 14 it is electric when, antiskid valve is by train braking pipeline and checking cylinder
Between air inlet at block, meanwhile, antiskid valve by between checking cylinder and ambient atmosphere access connect, make containing in checking cylinder
The compressed air of impurity is discharged into the atmosphere, and train brake brake shoe release, train enters jogging state.
Claims (6)
1. a kind of antiskid valve used in the compressed air containing impurity, it is characterised in that agent structure include center valve body,
Bolt, air inlet side plate, exhaust side plate, mounting bracket, electromagnetic coil composition, air inlet and O-ring strainer；In rectangular parallelepiped structure
Between the right side of valve body connect with the air inlet side plate of U-shaped platy structure by bolt, the left side of center valve body passes through bolt and U
The exhaust side plate of shape platy structure connects, and the bottom side of center valve body is connected by the mounting bracket of bolt and rectangular parallelepiped structure,
Be provided in the top side face of center valve body electromagnetic coil composition connection, electromagnetic coil composition be located at air inlet side plate with exhaust side plate it
Between, the O-ring strainer of circular sheet-like structures is provided in the air inlet between center valve body and air inlet side plate.
2. the antiskid valve according to claim 1 used in the compressed air containing impurity, it is characterised in that electromagnetic wire
The agent structure of circle composition includes mounting base, spool valve seat, electromagnetic coil, air inlet coil and exhaust coil；Rectangular parallelepiped structure
The spool valve seat of platy structure is provided in mounting base, the both ends of spool valve seat are respectively protruding into air inlet side plate and exhaust side plate,
The top side face of mounting base is provided with the electromagnetic coil of cylindrical structure, and the top of electromagnetic coil is provided with the air inlet of cylindrical structure
Coil and exhaust coil, spool valve seat are electrically connected with center valve body and electromagnetic coil respectively.
3. the antiskid valve according to claim 1 used in the compressed air containing impurity, it is characterised in that O-ring is filtered
The agent structure of net includes outer ring and strainer；Round reticular structure is provided in the interior annular of the outer ring of circular ring shape laminated structure
Strainer；The outer diameter of outer ring is 8.0mm, and the internal diameter of outer ring is 4.5mm, a diameter of 4.5mm of strainer.
4. the antiskid valve according to claim 1 used in the compressed air containing impurity, it is characterised in that strainer is
It is made using the rubber vulcanization process of 300 mesh, the impurity that grain size is 0.05mm or more can be filtered out, when the compression containing impurity
From air inlet into fashionable after O-ring strainer, the impurity in compressed air is filtered out air by strainer, cannot be introduced into center valve body
With the inside of electromagnetic coil composition, the normal work of the impurity effect antiskid valve in compressed air is avoided.
5. the antiskid valve according to claim 1 used in the compressed air containing impurity, it is characterised in that have fast
Speed fills the function of air draft, and comprehensive test test passes are suitable for the occasion of the compressed air containing impurity, working pressure range
It is 0 to 500kPa, operating ambient temperature is -40 to+50 DEG C, leakage rate under conditions of pressure is 500kPa and volume is 5L
Less than 3kPa/min, rated operational voltage is DC 24V ± 3%, and rated power 8W, the class of insulation is F grades, and degree of protection is
IP65, vibration meet the requirement of TB/T3009-2011 4.2.4.4 clauses with impact test.
6. the antiskid valve according to claim 1 used in the compressed air containing impurity, it is characterised in that in use,
When air inlet coil no-voltage equal with exhaust coil, antiskid valve is equivalent to a straight-through pipeline, containing in train braking pipeline
After having the compressed air of impurity to be sent into train braking cylinder, train is braked；When air inlet coil obtains electric, antiskid valve is by train
It is blocked at air inlet between brake piping and checking cylinder, the compressed air containing impurity in brake piping cannot be introduced into braking
Cylinder makes checking cylinder be in packing state；When air inlet coil and exhaust coil it is electric when, antiskid valve by train braking pipeline with make
It is blocked at air inlet between dynamic cylinder, meanwhile, antiskid valve connects the access between checking cylinder and ambient atmosphere, makes in checking cylinder
Compressed air containing impurity is discharged into the atmosphere, and train brake brake shoe release, train enters jogging state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810755323.XA CN108773389A (en) | 2018-07-11 | 2018-07-11 | A kind of antiskid valve used in the compressed air containing impurity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810755323.XA CN108773389A (en) | 2018-07-11 | 2018-07-11 | A kind of antiskid valve used in the compressed air containing impurity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108773389A true CN108773389A (en) | 2018-11-09 |
Family
ID=64029971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810755323.XA Pending CN108773389A (en) | 2018-07-11 | 2018-07-11 | A kind of antiskid valve used in the compressed air containing impurity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108773389A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673603A (en) * | 2012-05-24 | 2012-09-19 | 西南交通大学 | Anti-skidding exhaust valve |
| CN105539496A (en) * | 2016-03-14 | 2016-05-04 | 青岛思锐科技有限公司 | Duplex coil large-drift-diameter plate type antiskid exhaust valve for installing railway vehicle |
| CN208544278U (en) * | 2018-07-11 | 2019-02-26 | 青岛雷尔威机械制造有限公司 | A kind of antiskid valve used in the compressed air containing impurity |
-
2018
- 2018-07-11 CN CN201810755323.XA patent/CN108773389A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673603A (en) * | 2012-05-24 | 2012-09-19 | 西南交通大学 | Anti-skidding exhaust valve |
| CN105539496A (en) * | 2016-03-14 | 2016-05-04 | 青岛思锐科技有限公司 | Duplex coil large-drift-diameter plate type antiskid exhaust valve for installing railway vehicle |
| CN208544278U (en) * | 2018-07-11 | 2019-02-26 | 青岛雷尔威机械制造有限公司 | A kind of antiskid valve used in the compressed air containing impurity |
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国铁道部: "《中华人民共和国铁道行业标准TB/T 3009-2011》", 1 January 2013 * |
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