CN204196921U - A kind of rail vehicle braking anti-skid device - Google Patents
A kind of rail vehicle braking anti-skid device Download PDFInfo
- Publication number
- CN204196921U CN204196921U CN201420694715.7U CN201420694715U CN204196921U CN 204196921 U CN204196921 U CN 204196921U CN 201420694715 U CN201420694715 U CN 201420694715U CN 204196921 U CN204196921 U CN 204196921U
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- module
- skid device
- exhaust valve
- vehicle
- valve
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Abstract
The utility model belongs to Transit Equipment technical field, relates to a kind of braking anti-skid device of the new structure be applied on guideway vehicle, particularly a kind of rail vehicle braking anti-skid device; Anti-skid device main frame is arranged in the electric integral cabinet of vehicle interior, connects with speed sensor, exhaust valve and pressure relay telecommunications manner of breathing; Speed sensor is arranged in the journal box lid of bogie truck axle head of vehicle, and exhaust valve is arranged on bottom vehicle body by bogie truck, and pressure relay is arranged on the braking air pipe of vehicle; Its integral structure is simple, and principle of design is reliable, and prepare easy for installation, safe reliability is high, long service life, can be widely used in rail traffic vehicles drag.
Description
Technical field:
The utility model belongs to Transit Equipment technical field, relates to a kind of rail vehicle braking anti-skid device of the new structure be applied on railroad track vehicle.
Background technology:
At present, along with the fast development of railway track traffic, the control accuracy run Passenger Vehicle anti-skid device and safe reliability are had higher requirement.In prior art, anti-skid device wheel is definite value to diameter, cannot change, and after vehicle operating a period of time, wheel footpath diminishes, and mileage accumulation will be inaccurate; And the anti-skid device of prior art cannot be suitable for two kinds of electric source modes for anti-skid device simultaneously, that is: DC48V and DC110V, the anti-skid device of prior art is when communication condition breaks down in addition, and the flicker of numeral method device does not stop, occur dodging screen phenomenon, can make troubles to staff; Current track railway employs vehicle by the restriction of air feed source of the gas, cannot adapt to all regions, when air feed wind regime has impurity, anti-skid device exhaust valve spool is easy to clamping stagnation, cause exhaust valve to leak out, cause railroad track vehicle brakeless power and stop, increase potential safety hazard.
Summary of the invention:
The object of invention of the present utility model is the shortcoming overcoming prior art existence, seeks to design the rail vehicle braking anti-skid device providing a kind of new structure.
To achieve these goals, agent structure of the present utility model comprises anti-skid device main frame, speed sensor, exhaust valve and pressure relay; Anti-skid device main frame is arranged in the electric integral cabinet of vehicle interior, is connected by cable and speed sensor, exhaust valve and pressure relay telecommunications manner of breathing; Speed sensor is arranged in the journal box lid of bogie truck axle head of vehicle, apart from the measure speed gears 1.5mm of axle head, for the running velocity of monitor vehicle; Exhaust valve is arranged on bottom vehicle body by bogie truck, and exhaust valve D mouth is connected with vehicle air source control valve, and exhaust valve C mouth is connected with bogie truck brake cylinder, and the magnet coil of exhaust valve is connected with anti-skid device main frame by cable; Pressure relay is arranged on the braking air pipe of vehicle, for detecting the air pressure in braking air pipe; Anti-skid device main frame comprises cabinet, and cabinet inside is provided with the upper circuit card and lower circuit card that are connected by winding displacement, and cabinet is provided with the peripheral interface be connected with sensor signal module; Upper circuit card is provided with main control unit module, sensor signal module, mileage accumulation module, communication module, function button module and numeral method module, and mutual electric information communication; Lower circuit card is provided with power module and exhaust valve driver module; Power module adapts to the input of 30 ~ 50 volts of direct current (DC), and exports different magnitudes of voltage and supply exhaust valve driver module, main control unit module, sensor signal module, mileage accumulation module, communication module, function button module and numeral method module respectively; Exhaust valve driver module comprises four separate electromagnetic valve amplifiers, four separate safe device for excising, four separate polarity protections and short-circuit protection; Sensor signal module comprises four separate sensors, four separate polarity protections and short-circuit protection; Mileage accumulation module comprises four separate speed sensor data acquisition lines and interface; Function button module comprises the Show Button, testing button, reset button, gate test button and mileage the Show Button; Numeral method module is ceased by four seven segment digital tubes telecommunications and connects to form.
The sensor signal module that the utility model relates to passes through peripheral interface, receive the speed signal that four speed sensors provide, again after filtering, speed signal passes to main control unit module and calculates in real time by operation amplifier and isolation, judges to take turns whether entering sliding state; Exhaust valve drive singal is flowed to exhaust valve driver module and drives exhaust valve by peripheral interface by main control unit module; Signal needed for car body is flowed to car body and real time data is passed to superior communication system by communication module by main control unit module; The speed signal of mileage accumulation module acquires four speed sensors, the speed of carrying out current car body calculates, and mileage is stored at any time; When vehicle operation, the magnetic field that testing gears meeting cutting speed in feet per minute sensor sends, speed sensor detects that the change in magnetic field exports the electric pulse square-wave signal that a frequency is proportional to running velocity afterwards, flow to anti-skid device main frame by connection cable, speed sensor has polarity reversal protection and short-circuit protection function; Speed sensor is equipped with an embedded LED light, when anti-skid device main frame provides DC15V voltage, indicator lamp is bright, the exact connect ion of reaction exhaust valve and speed sensor.
Exhaust valve of the present utility model comprises intermediate, air inlet side plate, exhaust side plate, magnet coil, exhaust valve support, air inlet spool, exhaust plug, valve seat, template and intermediate dirt filtrating screen; The air inlet valve coil of two independent actions, blow off valve coil are arranged in a valve body jointly, carry out three sections of adjustable brake cylinder pressure: air inlet valve coil, blow off valve coil all dead electricity, the action of air draft valve seat, the template of air draft side is at Action of Wind pressure lower seal PM mouth, open the template of filling wind side, brake cylinder pressurising simultaneously; Air inlet valve coil obtains electric, the action of air inlet spool, and the template of filling wind side is return under the effect of blast and spring, and sealing CM mouth, blocks for air port, exhaust ports in closed state, brake cylinder pressurize; When air inlet valve coil, blow off valve coil all obtain electric, exhaust plug action, the blast between the template of air draft side and exhaust side plate by passage discharged to air, after the template of air draft side does not have back pressure, blast in brake cylinder backs down the template of air draft side, and discharged to air, brake cylinder reduces pressure; Arrange an intermediate dirt filtrating screen in intermediate, prevent source of the gas impurity from entering in exhaust valve valve seat, impurity is discharged in air by air draft valve port simultaneously, makes exhaust valve performance more stable.
Pressure relay of the present utility model is converted into the electric signal of the start of anti-skid device main frame or shutdown by closed or disconnection relay according to the blast size in braking air pipe; When the blast in braking air pipe is greater than 185Kpa, pressure relay closes, and anti-skid device main frame Auto Power On, when the blast in braking air pipe is lower than 145KPa, automatic time delay shuts down after 30 minutes by anti-skid device main frame.When the utility model uses, before vehicle launch, locomotive is first inflated in braking air pipe, when pressure reaches setting value, pressure relay closes, anti-skid device main frame Auto Power On, as anti-skid device device exists fault, then anti-skid device main frame can be reported to the police, the failure code concrete by numeral method; As anti-skid device device does not exist fault, anti-skid device main frame normally works, numeral method trouble free code; When vehicle is braked, the speed of vehicle reduces, when anti-skid device Host Detection exceedes the condition of setting to the deceleration/decel of vehicle, anti-skid device host driven exhaust valve works, air pressure in brake cylinder is laid down a part, makes vehicle deceleration drop to standard value, anti-skid device Host Shutdown exhaust valve drives, braking force will recover, and avoid vehicle to occur sliding.
Compared with prior art, its integral structure is simple for the utility model, and principle of design is reliable, and prepare easy for installation, safe reliability is high, long service life, can be widely used in rail traffic vehicles drag.
Accompanying drawing illustrates:
Fig. 1 is the structural principle schematic diagram of the anti-skid device main frame that the utility model relates to.
Fig. 2 is the board structure of circuit principle schematic of the anti-skid device main frame that the utility model relates to.
Fig. 3 is the peripheral interface structural principle schematic diagram of the anti-skid device main frame that the utility model relates to.
Fig. 4 is the power module structure principle schematic of the anti-skid device main frame that the utility model relates to.
Fig. 5 is the board structure of circuit principle schematic of the anti-skid device main frame that the utility model relates to.
Fig. 6 is that the anti-skid device main frame that the utility model relates to uses connection structure principle schematic.
Fig. 7 is the exhaust valve structural principle schematic diagram that the utility model relates to.
Detailed description of the invention:
Also be described further by reference to the accompanying drawings below by embodiment.
Embodiment:
The agent structure of the present embodiment comprises anti-skid device main frame, speed sensor, exhaust valve and pressure relay; Anti-skid device main frame is arranged in the electric integral cabinet of vehicle interior, is connected by cable and speed sensor, exhaust valve and pressure relay telecommunications manner of breathing; Speed sensor is arranged in the journal box lid of bogie truck axle head of vehicle, apart from the measure speed gears 1.5mm of axle head, for the running velocity of monitor vehicle; Exhaust valve is arranged on bottom vehicle body by bogie truck, and exhaust valve D mouth is connected with vehicle air source control valve, and exhaust valve C mouth is connected with bogie truck brake cylinder, and the magnet coil of exhaust valve is connected with anti-skid device main frame by cable; Pressure relay is arranged on the braking air pipe of vehicle, for detecting the air pressure in braking air pipe; Anti-skid device main frame comprises cabinet 1, and cabinet 1 inside is provided with the upper circuit card 2 and lower circuit card 3 that are connected by winding displacement 13, and cabinet 1 is provided with the peripheral interface be connected with sensor signal module 7; Upper circuit card 2 is provided with main control unit module 6, sensor signal module 7, mileage accumulation module 8, communication module 9, function button module 10 and numeral method module 11, and mutual electric information communication; Lower circuit card 3 is provided with power module 4 and exhaust valve driver module 5; Power module 4 adapts to the input of 30 ~ 50 volts of direct current (DC), and exports different magnitudes of voltage and supply exhaust valve driver module 5, main control unit module 6, sensor signal module 7, mileage accumulation module 8, communication module 9, function button module 10 and numeral method module 11 respectively; Exhaust valve driver module 5 comprises four separate electromagnetic valve amplifiers, four separate safe device for excising, four separate polarity protections and short-circuit protection; Sensor signal module 7 comprises four separate sensors, four separate polarity protections and short-circuit protection; Mileage accumulation module 8 comprises four separate speed sensor data acquisition lines and interface; Function button module 10 comprises the Show Button 101, testing button 102, reset button 103, gate test button 104 and mileage the Show Button 105; Numeral method module 11 is ceased by four seven segment digital tubes telecommunications and connects to form.
The sensor signal module 7 that the present embodiment relates to passes through peripheral interface, receive the speed signal that four speed sensors provide, again after filtering, speed signal passes to main control unit module 6 and calculates in real time by operation amplifier and isolation, judges to take turns whether entering sliding state; Exhaust valve drive singal is flowed to exhaust valve driver module 5 and drives exhaust valve by peripheral interface by main control unit module 6; Signal needed for car body is flowed to car body and real time data is passed to superior communication system by communication module 9 by main control unit module 6; Mileage accumulation module 8 gathers the speed signal of four speed sensors, and the speed of carrying out current car body calculates, and mileage is stored at any time; When vehicle operation, the magnetic field that testing gears meeting cutting speed in feet per minute sensor sends, speed sensor detects that the change in magnetic field exports the electric pulse square-wave signal that a frequency is proportional to running velocity afterwards, flow to anti-skid device main frame by connection cable, speed sensor has polarity reversal protection and short-circuit protection function; Speed sensor is equipped with an embedded LED light, when anti-skid device main frame provides DC15V voltage, indicator lamp is bright, the exact connect ion of reaction exhaust valve and speed sensor.
The exhaust valve of the present embodiment comprises intermediate 201, air inlet side plate 202, exhaust side plate 203, magnet coil 204, exhaust valve support 205, air inlet spool 206, exhaust plug 207, valve seat 208, template 209 and intermediate dirt filtrating screen 210; The air inlet valve coil CG of two independent actions, blow off valve coil PG are arranged in a valve body jointly, carry out three sections of adjustable brake cylinder pressure: air inlet valve coil CG, blow off valve coil PG all dead electricity, air draft valve seat 208 action, the template 209 of air draft side is at Action of Wind pressure lower seal PM mouth, open the template 209 of filling wind side, brake cylinder pressurising simultaneously; Air inlet valve coil CG obtains electric, air inlet spool 206 action, and the template 209 of filling wind side is return under the effect of blast and spring, and sealing CM mouth, blocks for air port, exhaust ports in closed state, brake cylinder pressurize; When air inlet valve coil CG, blow off valve coil PG obtain electric, exhaust plug 207 action, blast between the template 209 of air draft side and exhaust side plate 203 by passage discharged to air, after the template 209 of air draft side does not have back pressure, blast in brake cylinder backs down the template 209 of air draft side, discharged to air, brake cylinder reduces pressure; Arrange an intermediate dirt filtrating screen 210 in intermediate 201, prevent source of the gas impurity from entering in exhaust valve valve seat, impurity is discharged in air by air draft valve port simultaneously, makes exhaust valve performance more stable.
The pressure relay of the present embodiment is converted into the electric signal of the start of anti-skid device main frame or shutdown by closed or disconnection relay according to the blast size in braking air pipe; When the blast in braking air pipe is greater than 185Kpa, pressure relay closes, and anti-skid device main frame Auto Power On, when the blast in braking air pipe is lower than 145KPa, automatic time delay shuts down after 30 minutes by anti-skid device main frame.
The anti-skid device that the present embodiment relates to is when working process, mileage accumulation module 8 is carried out calculating to four tunnel sensor signals respectively and is averaged, mileage often increases by 1 kilometer, mileage just upgrades and carries out storing once by mileage accumulation module 8, mileage accumulation module 8 is by communication module 9 and upper machine communication, and upper computer reads current mileage and amendment sets current wheel footpath value; Function button module 10 carries out functional check, different functional checks will be carried out when pressing different buttons, press the Show Button 101, when failure code is not 99, pin the Show Button more than 101 3 seconds, numeral method module 11 shows concrete fault, then testing button is pressed more than 102 3 seconds, numeral method module 11 shows " 89 ", confirm trail run, test anti-skid device main frame, every axle is all that first detecting sensor detects vent valve again, when numeral method module 11 shows " 10 ", represent the safety shutdown of an axle vent valve monitoring loop; When numeral method module 11 shows " 11 ", represent an axle sensor loop short circuit or open circuit; When numeral method module 11 shows " 13 ", represent an axle vent valve loop short circuit; When numeral method module 11 shows " 14 ", represent an axle vent valve loop open circuit; When numeral method module 11 shows " 20 ", represent the safety shutdown of two vent valve monitoring loops; When numeral method module 11 shows " 21 ", represent two axle sensor loop short circuits or open circuit; When numeral method module 11 shows " 23 ", represent two axle vent valve loop short circuits; When numeral method module 11 shows " 24 ", represent two axle vent valve loop open circuit; When numeral method module 11 shows " 30 ", represent the safety shutdown of three axle vent valve monitoring loops; When numeral method module 11 shows " 31 ", represent three axle sensor loop short circuits or open circuit; When numeral method module 11 shows " 33 ", represent three axle vent valve loop short circuits; When numeral method module 11 shows " 34 ", represent three axle vent valve loop open circuit; When numeral method module 11 shows " 40 ", represent the safety shutdown of four axle vent valve monitoring loops; When numeral method module 11 shows " 41 ", represent four axle sensor loop short circuits or open circuit; When numeral method module 11 shows " 43 ", represent four axle vent valve loop short circuits; When numeral method module 11 shows " 44 ", represent four axle vent valve loop open circuit; When numeral method module 11 shows " 72 ", represent single axle fault; When numeral method module 11 shows " 73 ", represent and occur following axle fault more; When numeral method module 11 shows " HF ", represent and occur hardware fault; When numeral method module 11 shows " 8888 ", represent and enter the test of digital pipeline section; When " 89 " appear in numeral method module 11, represent static test well afoot; When numeral method module 11 shows " 95 ", represent and occur chance failure; When numeral method module 11 shows " 99 ", represent that state is intact; After detection completes, pin reset button more than 103 3 seconds, numeral method module 11 shows " clr ", and removes all historical traces; When pressing gate button more than 104 3 seconds, numeral method module 11 shows " 89 ", carries out static test, and then pressure relay gets an electric shock closed, disconnects after one minute; When pinning mileage button more than 105 3 seconds, numeral method module 11 shows the mileage numerical value that vehicle (anti-skid device) has run.
Claims (3)
1. a rail vehicle braking anti-skid device, is characterized in that agent structure comprises anti-skid device main frame, speed sensor, exhaust valve and pressure relay; Anti-skid device main frame is arranged in the electric integral cabinet of vehicle interior, is connected by cable and speed sensor, exhaust valve and pressure relay telecommunications manner of breathing; Speed sensor is arranged in the journal box lid of bogie truck axle head of vehicle, apart from the measure speed gears 1.5mm of axle head; Exhaust valve is arranged on bottom vehicle body by bogie truck, and exhaust valve D mouth is connected with vehicle air source control valve, and exhaust valve C mouth is connected with bogie truck brake cylinder, and the magnet coil of exhaust valve is connected with anti-skid device main frame by cable; Pressure relay is arranged on the braking air pipe of vehicle; Anti-skid device main frame comprises cabinet, and cabinet inside is provided with the upper circuit card and lower circuit card that are connected by winding displacement, and cabinet is provided with the peripheral interface be connected with sensor signal module; Upper circuit card is provided with main control unit module, sensor signal module, mileage accumulation module, communication module, function button module and numeral method module, and mutual electric information communication; Lower circuit card is provided with power module and exhaust valve driver module; Exhaust valve driver module comprises four separate electromagnetic valve amplifiers, four separate safe device for excising, four separate polarity protections and short-circuit protection; Sensor signal module comprises four separate sensors, four separate polarity protections and short-circuit protection; Mileage accumulation module comprises four separate speed sensor data acquisition lines and interface; Function button module comprises the Show Button, testing button, reset button, gate test button and mileage the Show Button; Numeral method module is ceased by four seven segment digital tubes telecommunications and connects to form.
2. rail vehicle braking anti-skid device according to claim 1, is characterized in that speed sensor being equipped with an embedded LED light.
3. rail vehicle braking anti-skid device according to claim 1, is characterized in that exhaust valve comprises intermediate, air inlet side plate, exhaust side plate, magnet coil, exhaust valve support, air inlet spool, exhaust plug, valve seat, template and intermediate dirt filtrating screen; Air inlet valve coil, blow off valve coil are arranged in a valve body jointly; An intermediate dirt filtrating screen is set in intermediate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694715.7U CN204196921U (en) | 2014-11-18 | 2014-11-18 | A kind of rail vehicle braking anti-skid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694715.7U CN204196921U (en) | 2014-11-18 | 2014-11-18 | A kind of rail vehicle braking anti-skid device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204196921U true CN204196921U (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420694715.7U Expired - Fee Related CN204196921U (en) | 2014-11-18 | 2014-11-18 | A kind of rail vehicle braking anti-skid device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204196921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762137A (en) * | 2020-07-14 | 2020-10-13 | 中车株洲电力机车有限公司 | Anti-skid protection system and method for rack control mobile system |
-
2014
- 2014-11-18 CN CN201420694715.7U patent/CN204196921U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762137A (en) * | 2020-07-14 | 2020-10-13 | 中车株洲电力机车有限公司 | Anti-skid protection system and method for rack control mobile system |
| CN111762137B (en) * | 2020-07-14 | 2021-07-16 | 中车株洲电力机车有限公司 | Anti-skid protection system and method for rack control mobile system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20161118 |