CN109941305B - Automatic parking device for railway vehicle and installing method - Google Patents
Automatic parking device for railway vehicle and installing method Download PDFInfo
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- CN109941305B CN109941305B CN201910187447.7A CN201910187447A CN109941305B CN 109941305 B CN109941305 B CN 109941305B CN 201910187447 A CN201910187447 A CN 201910187447A CN 109941305 B CN109941305 B CN 109941305B
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Abstract
The invention discloses an automatic parking device for a railway vehicle and an installing method, wherein the automatic parking device comprises a fixed seat, a spring bolt valve rod diaphragm plate assembly is fixedly installed on one side of the bottom of the fixed seat, an upper valve body assembly is fixedly sleeved on the upper side of the outer end of the spring bolt valve rod diaphragm plate assembly, a middle valve body is fixedly installed at the bottom of the upper valve body assembly, a small diaphragm plate upper valve body fixing pressing plate is installed between the upper valve body assembly and the middle valve body, a thin locking nut is fixedly installed on one side of an anti-slip pull rod B, a self-control nut locking sheet is connected to one end of the thin locking nut, and an anti-slip pull rod. The invention ensures the unpowered parking of the train on the station line by improving the anti-slip capability of the train and the vehicle, thereby improving the running safety of the train, eliminating the potential safety hazard caused by manual anti-slip measures on the running of the train by using the automatic anti-slip device of the vehicle, increasing the running safety of the train, realizing the automatic anti-slip and automatic anti-slip relief of the train and replacing the manual anti-slip measures.
Description
Technical Field
The invention relates to the technical field of safe operation of railway vehicles, in particular to an automatic parking device of a railway vehicle and an installing method.
Background
The railway vehicle slipping problem is a major safety problem of railways, the conventional manual method of screwing a vehicle hand brake, placing anti-slipping shoes and the like is still adopted in the anti-slipping measures of railway trucks at home and abroad at present, the manual method of placing the anti-slipping shoes is the most common anti-slipping method at present, the anti-slipping shoes are heavy in weight, inconvenient to carry, long in operation time, low in efficiency, high in labor intensity of operators and hidden personal safety hazards, and when the anti-slipping measures are removed, the possibility of omission is eliminated, vehicle operation safety accidents are caused, but the manual method is long in operation time, low in efficiency, high in labor intensity of the operators and hidden personal safety hazards exist, when the anti-slipping measures are eliminated, the possibility of omission is eliminated, the faults such as wheel pair scratch and the like are easily caused during the operation of the vehicles, and when the vehicle operation safety accidents are serious, the manual method of placing the anti-slipping shoes is the most common anti-slipping method at present, the anti-slip iron shoes have the advantages of heavy self weight, inconvenient carrying, long operation time, low efficiency and high labor intensity of operators, and have the potential personal safety hazard, and when anti-slip measures are removed, the possibility of omission is removed, thereby causing the safety accidents of vehicle operation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automatic parking device for a railway vehicle and an installing method, which can improve the running safety of a train and the transportation efficiency.
In order to solve the above technical problem, the present invention provides a first technical solution as follows:
the invention relates to an automatic parking device for railway vehicles, which comprises a fixed seat, wherein one side of the bottom of the fixed seat is fixedly provided with a spring bolt valve rod diaphragm plate assembly, the upper side of the outer end of the spring bolt valve rod diaphragm plate assembly is fixedly sleeved with an upper valve body assembly, the bottom of the upper valve body assembly is fixedly provided with a middle valve body, a small diaphragm plate upper valve body fixing pressure plate is arranged between the upper valve body assembly and the middle valve body, the bottom of the middle valve body is fixedly provided with a lower valve body assembly, an upper diaphragm plate lower valve body fixing pressure plate is arranged between the middle valve body and the lower valve body assembly, a pressure spring A is arranged between the spring bolt valve rod diaphragm plate assembly and the lower valve body assembly, the pressure spring A is sleeved on the spring bolt valve rod diaphragm plate assembly, the bottom of the lower valve body assembly is provided with a manual release handle assembly, the surface of the side end of the manual release handle assembly, the other side of the bottom of the fixed seat is fixedly provided with a time-delay air cylinder, a hexagon bolt A is connected between the fixed seat and the time-delay air cylinder, a hexagon bolt B is connected between the middle valve body and the time-delay air cylinder, an end cover is fixedly arranged on the end surface of one side of the fixed seat, the surface of the end cover is fixedly provided with a check ring for holes, the end surface of the other side of the fixed seat is fixedly connected with a corrugated pipe, an anti-slip pull rod A is sleeved at the joint of the fixed seat and the corrugated pipe, a nylon sealing ring is sleeved at the outer end of the anti-slip pull rod A, one end of the anti-slip pull rod A is fixedly provided with a positioning screw, one side in the corrugated pipe is provided with an anti-slip pull rod B, one side of the anti-slip pull rod B is fixedly provided with a thin locking nut, one end of the thin locking nut is connected with a self-made nut locking sheet, and one end of the corrugated pipe is connected with an anti-slip pull rod connecting body.
As a preferable technical scheme of the invention, one end of the anti-slip pull rod connector assembly is connected with a brake cylinder connector assembly, a gasket for a round pin is installed at the joint of the anti-slip pull rod connector assembly and the brake cylinder connector assembly, and a cotter pin is fixedly installed at the inner end of the brake cylinder connector assembly.
As a preferred technical scheme of the invention, the bottom end of the manual release handle assembly is fixedly provided with a working state display board assembly, and the bottom end of the working state display board assembly is provided with a standard spring washer.
As a preferred technical scheme of the invention, an anti-slip display rubber pad is fixedly mounted at the bottom end of the manual release handle assembly, standard spring washers are mounted on the surfaces of the two sides of the anti-slip display rubber pad, a locknut is mounted at the bottom of the standard spring washer, a hexagon bolt C is connected onto the locknut, and an anti-slip display state display is fixedly mounted in the center of the bottom of the standard spring washer.
As a preferred technical scheme of the invention, connecting pieces are fixedly arranged at both ends of the top of the fixed seat.
As a preferable technical scheme of the invention, the fixed seat and the time delay air cylinder are fixedly connected through a hexagon bolt A.
As a preferable technical solution of the present invention, the rubber pad of the anti-slip display and the state display of the anti-slip display are fixedly connected by a standard type spring washer.
The invention provides a second technical scheme as follows:
the invention also provides an installing method of the automatic parking device for the railway vehicle, which comprises the following steps:
a: when an anti-slip operation is required for a vehicle in a braking state after parking, the air pressure of a brake pipe is emptied to 0-50 kPa, the automatic anti-slip device of the vehicle enters an anti-slip preparation position, the pressure in a sealing cavity of a template in the automatic anti-slip device of the vehicle is reduced, a bolt valve rod is pushed by a spring to be engaged with an anti-slip pull rod, when the braking force of a brake cylinder is reduced due to leakage, and when a piston rod retracts, the bolt valve rod and the anti-slip pull rod are in an engaged state, so that the anti-slip pull rod cannot retract, and further the retraction of the bolt rod cannot be relieved, so that the whole automatic anti-slip device enables a basic brake device of the vehicle to always apply proper pressure on a brake shoe, automatic anti-slip of the vehicle is realized, and the vehicle can be continuously maintained until the anti;
b: after the traction locomotive is hung and connected with all brake hoses of the locomotive and the vehicle, the pressure in a template cavity of the automatic anti-slip device of the vehicle is increased when the locomotive charges a train brake pipe to 470-600 kPa constant pressure to push a lock tongue valve rod to be disengaged from meshing teeth of the anti-slip pull rod, so that the anti-slip pull rod can freely retract, further, the piston rod and a basic brake device of the vehicle are all in a releasing state, the automatic anti-slip of the vehicle automatically finishes vehicle releasing, and a releasing handle is rotated to a releasing position by manually pushing a slow releasing closing body on the automatic anti-slip device, so that the automatic anti-slip device of the vehicle manually releases, and further, the train of the vehicle is released.
Compared with the prior art, the invention has the following beneficial effects:
the invention ensures the unpowered parking of the train on the station line by improving the anti-slip capacity of the train and the vehicle, thereby improving the running safety of the train, eliminating the potential safety hazard caused by manual anti-slip measures on the running of the train by using the automatic anti-slip device of the train, increasing the running safety of the train, realizing the automatic anti-slip and automatic anti-slip relief of the train, replacing the manual anti-slip measures, and simultaneously compressing the anti-slip operation links of the train and the turnover time of the rolling stock after the device is installed, and improving the transportation efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Wherein like reference numerals refer to like parts throughout.
In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
In the drawings:
FIG. 1 is a schematic view showing the overall construction of a vehicle automatic slide preventer of the type C70 according to the present invention;
FIG. 2 is a schematic view of the pneumatic connection of the automatic anti-slip device for vehicle C70 according to the present invention;
FIG. 3 is a schematic view showing the overall construction of a vehicle automatic slide preventer of the type C80 according to the present invention;
FIG. 4 is a schematic view of the pneumatic connection of the automatic anti-skid device for vehicle C80 according to the present invention;
FIG. 5 is a schematic view of the anti-creep device of the present invention;
in the figure: 1. a fixed seat; 2. assembling a lock tongue valve rod diaphragm plate; 3. an upper valve body; 4. a middle valve body; 5. the valve body on the small diaphragm plate fixes the pressure plate; 6. a lower valve body; 7. the lower valve body of the upper diaphragm plate fixes the pressure plate; 8. a pressure spring A; 9. assembling a manual release handle; 10. a pressure spring B; 11. manually releasing locking; 12. a time-delay air cylinder; 13. a hexagon bolt A; 14. a hexagon bolt B; 15. an end cap; 16. a retainer ring for a bore; 17. a bellows; 18. an anti-slip pull rod A; 19. a nylon seal ring; 20. a set screw; 21. an anti-slip pull rod B; 22. a thin lock nut; 23. self-made nut locking sheets; 24. an anti-slip pull rod connector; 25. a brake cylinder connector; 26. a washer for a round pin; 27. a cotter pin; 28. assembling a working state display board; 29. a standard type spring washer; 30. anti-slip display rubber pad; 31. a standard type spring washer; 32. a locknut; 33. a hexagon bolt C; 34. an anti-skid status display; 35. a connecting member; 36. a piston rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
As shown in fig. 1-5, the invention provides an automatic parking device for railway vehicles, which comprises a fixed seat 1, wherein a spring bolt valve rod diaphragm plate assembly 2 is fixedly installed on one side of the bottom of the fixed seat 1, an upper valve body assembly 3 is fixedly sleeved on the upper side of the outer end of the spring bolt valve rod diaphragm plate assembly 2, a middle valve body 4 is fixedly installed at the bottom of the upper valve body assembly 3, a small diaphragm plate upper valve body fixing pressing plate 5 is installed between the upper valve body assembly 3 and the middle valve body 4, a lower valve body assembly 6 is fixedly installed at the bottom of the middle valve body 4, an upper diaphragm plate lower valve body fixing pressing plate 7 is installed between the middle valve body assembly 4 and the lower valve body assembly 6, a pressure spring A8 is installed between the spring bolt valve rod diaphragm plate assembly 2 and the lower valve body assembly 6, a pressure spring A8 is sleeved on the spring bolt valve rod diaphragm plate assembly 2, a manual release handle assembly 9 is installed at the bottom, one end of a manual release handle assembly 9 is fixedly connected with a manual release lock 11, the other side of the bottom of a fixed seat 1 is fixedly provided with a delay air cylinder 12, a hexagon bolt A13 is connected between the fixed seat 1 and the delay air cylinder 12, a hexagon bolt B14 is connected between a middle valve body 4 and the delay air cylinder 12, one side end face of the fixed seat 1 is fixedly provided with an end cover 15, the surface of the end cover 15 is fixedly provided with a hole check ring 16, the other side end face of the fixed seat 1 is fixedly connected with a corrugated pipe 17, the joint of the fixed seat 1 and the corrugated pipe 17 is sleeved with an anti-slip pull rod A18, the outer end of the anti-slip pull rod A18 is sleeved with a nylon seal ring 19, one end of the anti-slip pull rod A18 is fixedly provided with a positioning screw 20, one side of the interior of the corrugated pipe 17 is provided with an anti-slip pull rod B21, one side of, one end of the corrugated pipe 17 is connected with an anti-slip pull rod connector assembly 24.
Furthermore, one end of the anti-slide pull rod connector assembly 24 is connected with a brake cylinder connector assembly 25, a gasket 26 for a round pin is installed at the joint of the anti-slide pull rod connector assembly 24 and the brake cylinder connector assembly 25, an open pin 27 is fixedly installed at the inner end of the brake cylinder connector assembly 25, and braking can be performed through the brake cylinder connector assembly 25.
The bottom end of the manual release handle assembly 9 is fixedly provided with a working state display board assembly 28, the bottom end of the working state display board assembly 28 is provided with a standard type spring washer 29, and the working state display board can be installed through the working state display board assembly 28.
An anti-slip display rubber pad 30 is fixedly installed at the bottom end of the manual release handle assembly 9, standard spring washers 31 are installed on the surfaces of two sides of the anti-slip display rubber pad 30, a locknut 32 is installed at the bottom of the standard spring washer 31, a hexagon bolt C33 is connected to the locknut 32, an anti-slip display state display 34 is fixedly installed in the center of the bottom of the standard spring washer 31, and a user can install the anti-slip display state display 34 on the standard spring washer 31.
The equal fixed mounting in fixing base 1's top both ends has connecting piece 35, and the usable connecting piece 35 of user connects this device.
Fixing base 1 and time delay reservoir 12 pass through hex bolts A18 fixed connection, and the user can pass through hex bolts A18 fixed mounting with time delay reservoir 12 on fixing base 1.
The rubber pad 30 of the anti-slide monitor and the status monitor 34 of the anti-slide monitor are fixedly connected by the standard type spring washer 31, and the user can check the anti-slide status by the status monitor 34 of the anti-slide monitor.
The invention provides an installing method of an automatic parking device of a railway vehicle, which comprises the following specific steps:
a: when an anti-slip operation is required for a vehicle in a braking state after parking, the air pressure of a brake pipe is emptied to 0-50 kPa, the automatic anti-slip device of the vehicle enters an anti-slip preparation position, for a C70 type railway wagon, the automatic anti-slip device of the vehicle is additionally arranged, an anti-slip device support is welded at the positions of a main beam and a side beam of the vehicle, then the automatic anti-slip device of the C70 type vehicle is fixedly arranged on the support through a fastener, an anti-slip pull rod and a brake push rod connector and a round pin are arranged in an opposite direction, the pressure in a die plate sealing cavity in the automatic anti-slip device of the vehicle is reduced, a bolt valve rod is pushed by a spring to be engaged with the anti-slip pull rod, when a brake cylinder drops due to leakage, the bolt valve rod and the anti-slip pull rod are in an engaged state, the anti-slip rod cannot retract, and further the retraction cannot be relieved, so that the basic brake device of the vehicle always applies proper pressure to a brake shoe by the, the automatic anti-slip of the vehicle is realized, and the vehicle is continuously kept until the anti-slip function needs to be removed;
b: after the traction locomotive is hung and connected with all brake hoses of the locomotive and the vehicle, the pressure in a template cavity of the automatic anti-slip device of the vehicle is increased when the locomotive charges a train brake pipe to 470-600 kPa constant pressure to push a lock tongue valve rod to be disengaged from meshing teeth of the anti-slip pull rod, so that the anti-slip pull rod can freely retract, further, the piston rod and a basic brake device of the vehicle are all in a releasing state, the automatic anti-slip of the vehicle automatically finishes vehicle releasing, and a releasing handle is rotated to a releasing position by manually pushing a slow releasing closing body on the automatic anti-slip device, so that the automatic anti-slip device of the vehicle manually releases, and further, the train of the vehicle is released.
Example 2
The invention provides an installing method of an automatic parking device of a railway vehicle, which comprises the following specific steps:
a: when an anti-slip operation is needed for a vehicle which is in a braking state after parking, the air pressure of a brake pipe is emptied to 0-50 kPa, an automatic anti-slip device of the vehicle enters an anti-slip preparation position, an anti-slip device is additionally arranged on a hand brake side and a non-hand brake side of the vehicle, a group of connecting rod mechanisms is additionally arranged to hinge a piston rod push rod and an anti-slip device pull rod to be connected, a piston rod of a brake cylinder of the vehicle is stretched and contracted to correspond to the anti-slip pull rod, a support of the connecting rod mechanisms and the automatic anti-slip device of the vehicle is welded and fixed on a position end platform requirement position of the C80 type vehicle, the pressure in a sealing cavity of a template in the automatic anti-slip device of the vehicle is reduced, a spring pushes a lock tongue valve rod to be engaged with the anti-slip rod, when the braking force is reduced due to leakage, when the brake cylinder rod is retracted, the lock cylinder cannot be retracted due to the lock tongue valve rod and the, the piston slide prevention device can not relieve retraction, so that the whole automatic slide prevention device enables a vehicle basic brake device to always apply proper pressure on a brake shoe, automatic slide prevention of a vehicle is achieved, and the slide prevention effect is kept continuously until the slide prevention effect needs to be removed;
b: after the traction locomotive is hung and connected with all brake hoses of the locomotive and the vehicle, the pressure in a template cavity of the automatic anti-slip device of the vehicle is increased when the locomotive charges a train brake pipe to 470-600 kPa constant pressure to push a lock tongue valve rod to be disengaged from meshing teeth of the anti-slip pull rod, so that the anti-slip pull rod can freely retract, further, the piston rod and a basic brake device of the vehicle are all in a releasing state, the automatic anti-slip of the vehicle automatically finishes vehicle releasing, and a releasing handle is rotated to a releasing position by manually pushing a slow releasing closing body on the automatic anti-slip device, so that the automatic anti-slip device of the vehicle manually releases, and further, the train of the vehicle is released.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The automatic parking device for the railway vehicle comprises a fixing seat (1) and is characterized in that a spring bolt valve rod diaphragm plate assembly (2) is fixedly installed on one side of the bottom of the fixing seat (1), an upper valve body assembly (3) is fixedly installed on the upper side of the outer end of the spring bolt valve rod diaphragm plate assembly (2), a middle valve body (4) is fixedly installed on the bottom of the upper valve body assembly (3), a small diaphragm plate upper valve body fixing pressing plate (5) is installed between the upper valve body assembly (3) and the middle valve body (4), a lower valve body assembly (6) is fixedly installed on the bottom of the middle valve body (4), an upper diaphragm plate lower valve body fixing pressing plate (7) is installed between the middle valve body (4) and the lower valve body assembly (6), a pressure spring A (8) is installed between the spring bolt valve rod diaphragm plate assembly (2) and the lower valve body assembly (6), and the pressure spring A (8) is sleeved on the spring, the manual release handle assembly (9) is installed at the bottom of the lower valve body assembly (6), a pressure spring B (10) is sleeved on the side end surface of the manual release handle assembly (9), a manual release locking device (11) is fixedly connected to one end of the manual release handle assembly (9), a delay air cylinder (12) is fixedly installed on the other side of the bottom of the fixed seat (1), a hexagon bolt A (13) is connected between the fixed seat (1) and the delay air cylinder (12), a hexagon bolt B (14) is connected between the middle valve body (4) and the delay air cylinder (12), an end cover (15) is fixedly installed on one side end face of the fixed seat (1), a check ring (16) for holes is fixedly installed on the surface of the end cover (15), a corrugated pipe (17) is fixedly connected to the other side end face of the fixed seat (1), and an anti-slip pull rod A (18) is sleeved at the joint of the fixed seat (1), the outer end of the anti-slip pull rod A (18) is sleeved with a nylon sealing ring (19), one end of the anti-slip pull rod A (18) is fixedly provided with a positioning screw (20), one side of the interior of the corrugated pipe (17) is provided with an anti-slip pull rod B (21), one side of the anti-slip pull rod B (21) is fixedly provided with a thin locking nut (22), one end of the thin locking nut (22) is connected with a self-made nut locking sheet (23), and one end of the corrugated pipe (17) is connected with an anti-slip pull rod connector assembly (24);
one end of the anti-sliding pull rod connector assembly (24) is connected with a brake cylinder connector assembly (25), a gasket (26) for a round pin is installed at the joint of the anti-sliding pull rod connector assembly (24) and the brake cylinder connector assembly (25), a piston rod (36) is sleeved inside the gasket (26) for the round pin, and a cotter pin (27) is fixedly installed at the inner end of the brake cylinder connector assembly (25);
the bottom end of the manual release handle assembly (9) is fixedly provided with a working state display board assembly (28), and the bottom end of the working state display board assembly (28) is provided with a standard type spring washer (29).
2. The automatic parking device for the railway vehicle as claimed in claim 1, wherein an anti-slide display rubber pad (30) is fixedly installed at the bottom end of the manual release handle assembly (9), a standard type spring washer (31) is installed on each of the two side surfaces of the anti-slide display rubber pad (30), a locknut (32) is installed at the bottom of the standard type spring washer (31), a hexagon bolt C (33) is connected to the locknut (32), and an anti-slide state display (34) is fixedly installed at the center of the bottom of the standard type spring washer (31).
3. A railway vehicle automatic parking device according to claim 1, wherein the fixed seat (1) is fixedly provided with connecting pieces (35) at both ends of the top.
4. The automatic parking device for railway vehicles according to claim 1, characterized in that the fixed seat (1) and the time delay air cylinder (12) are fixedly connected through a hexagon bolt A (18).
5. An automatic parking device for railway vehicles according to claim 1, wherein said rubber mat (30) for anti-slide display and status display (34) for anti-slide display are fixedly connected by means of standard type spring washer (31).
6. An installing method of an automatic parking device of a railway vehicle is characterized by comprising the following specific steps:
a: when an anti-slip operation is required for a vehicle in a braking state after parking, the air pressure of a brake pipe is emptied to 0-50 kPa, the automatic anti-slip device of the vehicle enters an anti-slip preparation position, the pressure in a sealing cavity of a template in the automatic anti-slip device of the vehicle is reduced, a bolt valve rod is pushed by a spring to be engaged with an anti-slip pull rod, when the braking force of a brake cylinder is reduced due to leakage, and when a piston rod retracts, the bolt valve rod and the anti-slip pull rod are in an engaged state, so that the anti-slip pull rod cannot retract, and further the retraction of the bolt rod cannot be relieved, so that the whole automatic anti-slip device enables a basic brake device of the vehicle to always apply proper pressure on a brake shoe, automatic anti-slip of the vehicle is realized, and the vehicle can be continuously maintained until the anti;
b: after the traction locomotive is hung and connected with all brake hoses of the locomotive and the vehicle, the pressure in a template cavity of the automatic anti-slip device of the vehicle is increased when the locomotive charges a train brake pipe to 470-600 kPa constant pressure to push a lock tongue valve rod to be disengaged from meshing teeth of the anti-slip pull rod, so that the anti-slip pull rod can freely retract, further, the piston rod and a basic brake device of the vehicle are all in a releasing state, the automatic anti-slip of the vehicle automatically finishes vehicle releasing, and a releasing handle is rotated to a releasing position by manually pushing a slow releasing closing body on the automatic anti-slip device, so that the automatic anti-slip device of the vehicle manually releases, and further, the train of the vehicle is released.
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CN201910187447.7A CN109941305B (en) | 2019-03-13 | 2019-03-13 | Automatic parking device for railway vehicle and installing method |
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CN201910187447.7A CN109941305B (en) | 2019-03-13 | 2019-03-13 | Automatic parking device for railway vehicle and installing method |
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CN109941305A CN109941305A (en) | 2019-06-28 |
CN109941305B true CN109941305B (en) | 2020-08-11 |
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CN114312706A (en) * | 2020-09-29 | 2022-04-12 | 中车山东机车车辆有限公司 | Control system for parking brake of vehicle, vehicle and train |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5417143A (en) * | 1994-03-03 | 1995-05-23 | Westinghouse Air Brake Company | Lock-out mechanism for empty/load changeover valve |
CN100443342C (en) * | 2006-09-29 | 2008-12-17 | 左德建 | Passive automatic method and equipment for guarding against slide of rail vehicles |
CN103802856B (en) * | 2014-02-27 | 2016-04-27 | 瑞立集团瑞安汽车零部件有限公司 | automatic anti-running system and automatic anti-running control method |
CN207345840U (en) * | 2017-09-27 | 2018-05-11 | 上海全路通铁道装备有限公司 | A kind of manual anti-slip releasing device with protective device |
CN207345843U (en) * | 2017-09-27 | 2018-05-11 | 上海全路通铁道装备有限公司 | A kind of anti-slip device equipped with delay cylinder |
CN207758800U (en) * | 2017-09-27 | 2018-08-24 | 上海全路通铁道装备有限公司 | A kind of anti-slip working condition display board |
CN207758801U (en) * | 2017-09-27 | 2018-08-24 | 上海全路通铁道装备有限公司 | A kind of double diaphragm plate anti-slip devices |
CN207345844U (en) * | 2017-09-27 | 2018-05-11 | 上海全路通铁道装备有限公司 | A kind of multiple tooth engagement anti-skid device of railroad train |
CN207466684U (en) * | 2017-10-11 | 2018-06-08 | 上海全路通铁道装备有限公司 | A kind of C80 types open-top car parking brake loading apparatus |
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2019
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