CN201009869Y - Automatic air discharge valve for running-off rails of railway vehicle - Google Patents
Automatic air discharge valve for running-off rails of railway vehicle Download PDFInfo
- Publication number
- CN201009869Y CN201009869Y CNU200620116312XU CN200620116312U CN201009869Y CN 201009869 Y CN201009869 Y CN 201009869Y CN U200620116312X U CNU200620116312X U CN U200620116312XU CN 200620116312 U CN200620116312 U CN 200620116312U CN 201009869 Y CN201009869 Y CN 201009869Y
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- chamber
- train
- valve
- spring
- exhaust steam
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Abstract
A railroad car derailment automatic exhaust valve is provided, which is assembled on a train to automatically and rapidly exhaust the gas inside the main brake hose of the train when the train runs off the rail during running, and which is an automatic gas exhaust device arranged on the bottom girder of the train compartment and connected with the main brake hose. The oscillation due to the derailment allows a mass block (10) to drive a mass block spring (11) to move vertically, so as to move the high-pressure gas inside a chamber (3) into a chamber (26) via a chamber (6) and to move a piston (24) to open a valve plug (17), thereby discharging the high-pressure gas inside a chamber (16) via a chamber (21) and allowing the emergency braking of the train. When the train runs off the rail, the device can promptly exhaust the gas inside the main brake hose of the train, allowing the emergency braking of the train, therefore, the device helps to prevent the deterioration of train derailment accident, minimize the economic loss and ensure the material and personal safety.
Description
Affiliated technical field:
The utility model relates to a kind of railway carriage derailing automatic exhaust steam valve, installs and uses on the rolling stock that travels, when meeting vehicle derailing, and can be automatically and realize exhaust gear apace with the control gaseous emptying in the train braking master air-channel system.
Background technology:
The train that travels on railway, the control of its braking all are by manned usually.Exactly when manually pulling the braking rim brake, the main air-channel system venting of train, permutation train braking.To pull the compartment more because of it for goods train, if derail takes place, often because of odjective cause, the train operator can not accomplish to take measures in the very first time---emergency braking.The expansion that tends to cause the accident.
Summary of the invention:
The purpose of this utility model provides a kind of railway carriage derailing automatic exhaust steam valve, is about to this derailing automatic exhaust steam valve and is installed on the bottom girder at two ends, every joint compartment, and this derailing automatic exhaust steam valve is connected with train braking master air-channel system.This air valve can be opened automatically in the very first time that the train operator does not still know when running into derail, exhaust fast, the emergency braking of realization train.
The technical matters that the utility model solved is: 1. reliability, can open exhaust automatically and fast by designing requirement during derail; 2. safety, misoperation can not take place in the utility model when train derailed; 3. comformability can adapt to the running environment of train and the requirement of maintenance intervals; 4. economy and social, the utility model volume is less, and manufacturing expense is lower, installs simple; The loss that car crash relatively, road are stopped transport relatively highlights its economy and social.
The utility model in the solution technical scheme that its technical matters adopted is: little valve port (5) and damping spool (9), the choose reasonable of these two latus rectums is the keys that guarantee (6) chamber air pressure, the compartment produces huge jolting when vibrating the amplitude that reaches certain when derail, the mass (10) of mass spring (11) control drives damping spool (9) to be separated with little valve port (5), high pressure gas enter (6) chamber, via through holes (7) enters (26) chamber, gas promotes piston (24) spool (17) is opened, (16) high pressure gas in chamber are through (21) chamber, promote exhaust outlet (33) with the quick exhaust to atmosphere of the high pressure gas of main air-channel system, realize the train emergency braking.When producing the certain amplitude of the vibration out of reach that jolts as railway car, the mass (10) of mass spring (11) control drives distance and the time that damping spool (9) separates with little valve port (5), the inevitable amplitude that is produced during less than derail, the gas that enters (6) chamber will then can not promote piston (24) high pressure gas are discharged main gas circuit gas fast through exhaust outlet (33) from damping spool (9) through spiral dustproof column (12) exhaust to atmosphere.Behind the train emergency braking, this derailing automatic exhaust steam valve is after the high pressure gas emptying of train master air-channel system, the spool (17) of the piston (24) of the mass (10) of mass spring (11) control, piston spring (22) control and valve core spring (18) control recovers normally closed mode of operation with self-return.Behind the train emergency braking, this derailing automatic exhaust steam valve is after SELF CL is recovered normally closed mode of operation, in order to give prompting of trouble removal person, locating dowel pin (38) locks exhaust outlet (33), then exhaust outlet (33) can not automatically reset, and needs artificial pulling draw ring (39), and exhaust outlet (33) is resetted.In addition, in the function design, adopted the method for designing of built-in damping spool (9) and center vent piston rod (20).Spiral dustproof column (12) and built-in exhaust outlet (33) have been adopted in the dustproof design.Thereby compactedness of the present utility model and leak tightness have been improved widely, for necessary condition has been created in the running environment that adapts to train and the requirement of maintenance intervals.
Description of drawings:
Do a detailed description below in conjunction with example and accompanying drawing.
Fig. 1 is the schematic diagram of this derailing automatic exhaust steam valve.
Fig. 2 is that the master of this derailing automatic exhaust steam valve looks generalized section.
Fig. 3 is that generalized section is looked on the right-hand part left side of this derailing automatic exhaust steam valve.
The specific embodiment:
With reference to Fig. 2 and Fig. 3, this derailing automatic exhaust steam valve comprises: flat valve lid (1), valve body (2), little valve port (5), screw (8), damping spool (9), mass (10), mass spring (11), dustproof column (12), mass lower cover (14), spool loam cake (15), spool (17), valve core spring (18), valve port (19), piston rod (20), piston spring (22), piston (24), piston rod nut (25), piston lower cover (27), lower cover screw (28), loam cake screw (29), valve seat (30), filter screen (31), exhaust outlet seat (32), exhaust outlet (33), extension spring rivet (34), extension spring (35), tension spring pin (36), locating pin spring (37), locating dowel pin (38), draw ring (39) is formed.
With reference to Fig. 2 and Fig. 3, valve seat (30) is welded on the bottom girder at two ends, train every joint compartment and with train master tracheae and connects.Valve body 2 is fastening by screw (8) and valve seat (30).The high pressure gas of train master tracheae enter (16) chamber by filter screen (31), and (4) enter (3) chamber through the hole again; (16) spool in chamber (17) is because the effect and valve port (19) closure of valve core spring (18); (6) the damping spool (9) in the chamber is because the effect and little valve port (5) closure of mass spring (11); This derailing this moment automatic exhaust steam valve is in normally closed mode of operation.
When running into derail, the compartment produces the huge vibration of jolting, mass (10) impacts mass spring (11) under this effect, cause damping spool (9) to leave little valve port (5), make the high pressure gas in (3) chamber enter (6) chamber, a high pressure gas part that enters (6) chamber enters (13) chamber through damping spool (9), again through dustproof column (12) exhaust to atmosphere; Another part remains in (6) chamber, (6) chamber is connected by hole (7) with (26) chamber, when the gas in (6) chamber reaches certain pressure, gas promotes piston (24), by piston rod (20) spool (17) is pushed away valve port (19), thereby the high pressure gas that make (16) chamber enter (21) chamber in a large number and apace, the high pressure gas that enter (21) chamber outwards promote exhaust outlet (33), locating dowel pin (38) under the effect of locating pin spring (37) will outside the exhaust outlet (33) that moves lock, high pressure gas are from the quick exhaust to atmosphere in hole of exhaust outlet (33) border.Up to the high pressure gas emptying of train master air-channel system, train is realized emergency braking.
This derailing automatic exhaust steam valve is after the high pressure gas emptying of train master air-channel system behind the train emergency braking, the spool (17) of the piston (24) of the mass (10) of mass spring (11) control, piston spring (22) control and valve core spring (18) control recovers normally closed mode of operation with self-return.But in order to give prompting of trouble removal person, exhaust outlet (33) can not automatically reset, and needs artificial pulling draw ring (39), makes locating dowel pin (38) break away from the groove of exhaust outlet (33), and exhaust outlet (33) resets.
The utility model is the derailing automatic exhaust steam valve owing to what adopt, it can make the train of derailing take the measure of emergency braking automatically in the very first time of derail, and it finds that than train operator or train crews derail takes the measure of emergency braking much timely again.The continuation that prevents derailment accident is enlarged, avoid bigger economic loss, the safety of assurance personnel and equipment can play a positive role.
Claims (5)
1. railway carriage derailing automatic exhaust steam valve, include: admission port, air extractor duct, valve body (2), valve seat (30) and exhaust control device, it is characterized in that exhaust control device includes: little valve port (5), damping spool (9), mass (10), mass spring (11), dustproof column (12), spool (17), valve core spring (18), valve port (19), piston rod (20), piston spring (22), piston (24), filter screen (31), exhaust outlet seat (32), exhaust outlet (33), extension spring (35), locating pin spring (37), locating dowel pin (38), draw ring (39), this vehicle derailing automatic exhaust steam valve is connected on the bottom girder at two ends, every joint compartment and with train master tracheae through valve seat (30) welded and installed, the high pressure gas of train master air-channel system enter (16) chamber by filter screen (31), (4) enter (3) chamber through the hole again, (16) spool in chamber (17) is because the effect and valve port (19) closure of valve core spring (18) and (16) chamber air pressure, (6) the damping spool (9) in the chamber is owing to the effect and little valve port (5) closure of mass spring (11), and this derailing this moment automatic exhaust steam valve is in normally closed mode of operation.
2. railway carriage derailing automatic exhaust steam valve according to claim 1, it is characterized in that: when derail, produce vibration, the mass (10) of mass spring (11) control drives damping spool (9) to be separated with little valve port (5), high pressure gas enter (6) chamber, via through holes (7) enters (26) chamber, gas promotes piston (24) spool (17) is opened, (16) high pressure gas in chamber are through (21) chamber, promote exhaust outlet (33) with the quick exhaust to atmosphere of the high pressure gas of main air-channel system, realize the train emergency braking.
3. railway carriage derailing automatic exhaust steam valve according to claim 1, it is characterized in that: behind the train emergency braking, after the high pressure gas emptying of train master air-channel system, this derailing automatic exhaust steam valve is subjected to the effect of mass spring (11), piston spring (22) and valve core spring (18) with SELF CL, recovers normally closed mode of operation.
4. railway carriage derailing automatic exhaust steam valve according to claim 1, it is characterized in that: behind the train emergency braking, this derailing automatic exhaust steam valve is after SELF CL is recovered normally closed mode of operation, in order to give prompting of trouble removal person, locating dowel pin (38) locks exhaust outlet (33), then exhaust outlet (33) can not automatically reset, and needs artificial pulling draw ring (39), and exhaust outlet (33) is resetted.
5. railway carriage derailing automatic exhaust steam valve according to claim 1, it is characterized in that: adopted the method for built-in damping spool (9), center vent piston rod (20), spiral dustproof column (12) and built-in exhaust outlet (33) in design, thereby improved compactedness of the present utility model and leak tightness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620116312XU CN201009869Y (en) | 2006-05-25 | 2006-05-25 | Automatic air discharge valve for running-off rails of railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620116312XU CN201009869Y (en) | 2006-05-25 | 2006-05-25 | Automatic air discharge valve for running-off rails of railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201009869Y true CN201009869Y (en) | 2008-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200620116312XU Expired - Fee Related CN201009869Y (en) | 2006-05-25 | 2006-05-25 | Automatic air discharge valve for running-off rails of railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201009869Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695641A (en) * | 2009-12-04 | 2012-09-26 | 克诺尔-布里姆斯轨道车辆系统有限公司 | Derailment detector unit with extended sensitivity |
| CN103129577A (en) * | 2011-11-30 | 2013-06-05 | 三菱重工业株式会社 | Brake control device |
| CN104354688A (en) * | 2014-11-11 | 2015-02-18 | 四川制动科技股份有限公司 | Exhaust valve |
| CN108425832A (en) * | 2018-01-25 | 2018-08-21 | 温州曼哲科技有限公司 | A kind of normally closed intake valve of air compressor |
| ES2816823A1 (en) * | 2019-10-01 | 2021-04-05 | All Rail Systems Sl | DERAILLEUR BRAKING DEVICE (Machine-translation by Google Translate, not legally binding) |
-
2006
- 2006-05-25 CN CNU200620116312XU patent/CN201009869Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102695641A (en) * | 2009-12-04 | 2012-09-26 | 克诺尔-布里姆斯轨道车辆系统有限公司 | Derailment detector unit with extended sensitivity |
| CN102695641B (en) * | 2009-12-04 | 2015-06-17 | 克诺尔-布里姆斯轨道车辆系统有限公司 | Derailment detector unit with extended sensitivity and rail vehicles including same |
| CN103129577A (en) * | 2011-11-30 | 2013-06-05 | 三菱重工业株式会社 | Brake control device |
| CN104354688A (en) * | 2014-11-11 | 2015-02-18 | 四川制动科技股份有限公司 | Exhaust valve |
| CN108425832A (en) * | 2018-01-25 | 2018-08-21 | 温州曼哲科技有限公司 | A kind of normally closed intake valve of air compressor |
| ES2816823A1 (en) * | 2019-10-01 | 2021-04-05 | All Rail Systems Sl | DERAILLEUR BRAKING DEVICE (Machine-translation by Google Translate, not legally binding) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 |