CN103470816B - A kind of quick Control Valves for Freight Cars visitor/goods switching mechanism - Google Patents
A kind of quick Control Valves for Freight Cars visitor/goods switching mechanism Download PDFInfo
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- CN103470816B CN103470816B CN201310420403.7A CN201310420403A CN103470816B CN 103470816 B CN103470816 B CN 103470816B CN 201310420403 A CN201310420403 A CN 201310420403A CN 103470816 B CN103470816 B CN 103470816B
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- lower cover
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Abstract
The invention discloses a kind of quick Control Valves for Freight Cars visitor/goods switching mechanism, comprise main valve lower cover composition, in described main valve lower cover composition, be provided with inflation changing valve, braking changing valve, alleviate changing valve and transaxle.The present invention by arranging inflation changing valve, braking changing valve and alleviating changing valve in main valve lower cover composition, the rotation of transaxle is utilized to control the opening and closing of corresponding sandwich valve in three changing valves, thus realize the inflation of quick Control Valves for Freight Cars, braking and the change of mitigation performance, reach the object that performance that a kind of control valve can ensure that special train uses can adapt to again use with existing lorry shuffling.Structure of the present invention is ingenious, Be very effective, achieves a kind of object of product adaptation various working.
Description
Technical field
The present invention relates to a kind of quick Control Valves for Freight Cars visitor/goods switching mechanism.
Background technique
The quick lorry of current China railways is inflated control valve from general wagon, it is different with the requirement of the performance such as alleviation to brake, and there will be the operating mode of quick lorry and general wagon shuffling in practice.The performance requirement that the quick Control Valves for Freight Cars of this utilization working condition requirement can meet quick lorry special train can meet again the requirement of general wagon performance so that both shufflings.
Summary of the invention
The object of the invention is to: for above-mentioned Problems existing, provide a kind of performance that quick Control Valves for Freight Cars can be made can to ensure that special train uses can adapt to again the visitor/goods switching mechanism of using with existing lorry shuffling.
Technological scheme of the present invention is achieved in that a kind of quick Control Valves for Freight Cars visitor/goods switching mechanism, comprise main valve lower cover composition, it is characterized in that: in described main valve lower cover composition, be provided with inflation changing valve, braking changing valve, alleviate changing valve and transaxle, described inflation changing valve, braking changing valve and alleviation changing valve comprise sandwich valve and changing valve push rod respectively, described sandwich valve to be pressed in main valve lower cover composition on valve port under the effect of conversion valve spring, described changing valve push rod falls within transaxle, described changing valve push rod overcoat seal ring, described transaxle is provided with the conversion groove coordinated with transaxle end, when lorry position, described changing valve push rod end is positioned at the conversion groove of transaxle, upper and lower for sandwich valve both sides are separated completely by sandwich valve under the effect of conversion valve spring, path and original inflation on the downside of sandwich valve, braking, alleviate communication, when passenger vehicle position, described sandwich valve overcomes the pressure of conversion valve spring under the effect of transaxle, sandwich valve is backed down, sandwich valve upper and lower sides path is made to form inflation in parallel respectively, braking, alleviate path.
Quick Control Valves for Freight Cars visitor/goods switching mechanism of the present invention, changes the end face that valve spring one end is resisted against sandwich valve described in it, its other end be resisted against be installed on main valve lower cover composition on changing valve spring abutment on.
Quick Control Valves for Freight Cars visitor/goods switching mechanism of the present invention, described in it, transaxle one end is connected with transfer handle, by rotating transfer handle, changing valve is switched in lorry position and passenger vehicle position, positioning means when described main valve lower cover composition is provided with transfer handle in lorry position and passenger vehicle position.
Quick Control Valves for Freight Cars visitor/goods switching mechanism of the present invention, positioning means described in it comprise be placed in main valve lower cover composition mounting groove in positioning rod and jumper spring, described transfer handle attachment face is provided with the guiding fan groove corresponding with positioning rod, lorry position locating slot and passenger vehicle position locating slot is respectively arranged with at described guiding fan groove two ends, described jumper spring one end is resisted against mounting groove inwall, its the other end is resisted against positioning rod end face, when described positioning rod and lorry position locating slot to the time in of corresponding the changing valve push rod end of three changing valves lays respectively in conversion groove corresponding to transaxle, three sandwich valves all cut out, three path blockades in parallel, when corresponding sandwich valve backs down the changing valve push rod of three changing valves time corresponding with passenger vehicle position locating slot by described positioning rod, three alternate paths are opened.
Quick Control Valves for Freight Cars visitor/goods switching mechanism of the present invention, it is provided with back-up ring at the described transaxle the other end, and on described main valve lower cover composition, the side that transaxle arranged back-up ring is provided with dust cover.
The present invention by arranging inflation changing valve, braking changing valve and alleviating changing valve in main valve lower cover composition, the rotation of transaxle is utilized to control the opening and closing of corresponding sandwich valve in three changing valves, thus realize the inflation of quick Control Valves for Freight Cars, braking and the change of mitigation performance, reach the object that performance that a kind of control valve can ensure that special train uses can adapt to again use with existing lorry shuffling.Structure of the present invention is ingenious, Be very effective, achieves a kind of object of product adaptation various working.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention when lorry position.
Fig. 2 is the structural representation of the present invention when passenger vehicle position.
Mark in figure: 1 is main valve lower cover composition, and 2 is transaxle, and 3 is sandwich valve, and 4 is changing valve push rod, 5 is conversion valve spring, 6 conversion grooves, 7 is seal ring, and 8 is changing valve spring abutment, and 9 is transfer handle, 10 is positioning rod, and 11 is jumper spring, and 12 is back-up ring, and 13 is dust cover.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As illustrated in fig. 1 and 2, a kind of quick Control Valves for Freight Cars visitor/goods switching mechanism, comprise main valve lower cover composition 1, inflation changing valve is provided with in described main valve lower cover composition 1, braking changing valve, alleviate changing valve and transaxle 2, described inflation changing valve, braking changing valve and alleviation changing valve comprise sandwich valve 3 and changing valve push rod 4 respectively, described sandwich valve 3 to be pressed in main valve lower cover composition 1 on valve port under the effect of conversion valve spring 5, the other end of described conversion valve spring be resisted against be installed on main valve lower cover composition 1 on changing valve spring abutment 8 on, described changing valve push rod 4 falls within transaxle 2, described changing valve push rod 4 overcoat seal ring 7, described transaxle 2 is provided with the conversion groove 6 coordinated with transaxle 2 end, when lorry position, described changing valve push rod 4 end is positioned at the conversion groove 6 of transaxle 2, sandwich valve about 3 both sides are separated completely by sandwich valve 3 under the effect of conversion valve spring 5, path and original inflation on the downside of sandwich valve 3, braking, alleviate communication, when passenger vehicle position, described sandwich valve 3 overcomes the pressure of conversion valve spring 5 under the effect of transaxle 2, sandwich valve 3 is backed down, sandwich valve 3 upper and lower sides path is made to form inflation in parallel respectively, braking, alleviate path.
Wherein, described transaxle 2 one end is connected with transfer handle 9, by rotating transfer handle 9, changing valve is switched in lorry position and passenger vehicle position, positioning means when described main valve lower cover composition 1 is provided with transfer handle 9 in lorry position and passenger vehicle position, described positioning means comprises and is placed in main valve lower cover and forms positioning rod 10 in 1 mounting groove and jumper spring 11, described transfer handle 9 attachment face is provided with the guiding fan groove corresponding with positioning rod 10, lorry position locating slot and passenger vehicle position locating slot is respectively arranged with at described guiding fan groove two ends, described jumper spring 11 one end is resisted against mounting groove inwall, its the other end is resisted against positioning rod 10 end face, described transaxle 2 the other end is provided with back-up ring 12, on described main valve lower cover composition 1, side transaxle 2 being arranged back-up ring 12 is provided with dust cover 13.
When described positioning rod 10 and lorry position locating slot to the time in of corresponding changing valve push rod 4 end of three changing valves lays respectively in the conversion groove 6 of transaxle 2 correspondence, three sandwich valves 3 all cut out, three path blockades in parallel, and control valve meets railway general wagon and uses requirement; When corresponding sandwich valve 3 backs down the changing valve push rod 4 of three changing valves time corresponding with passenger vehicle position locating slot by described positioning rod 10, three alternate paths are opened, and control valve meets the quick lorry of railway and uses requirement.Structure of the present invention is ingenious, Be very effective, achieves a kind of object of product adaptation various working.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. quick Control Valves for Freight Cars visitor/goods switching mechanism, comprise main valve lower cover composition (1), it is characterized in that: in described main valve lower cover composition (1), be provided with inflation changing valve, braking changing valve, alleviate changing valve and transaxle (2), described inflation changing valve, braking changing valve and alleviation changing valve comprise sandwich valve (3) and changing valve push rod (4) respectively, described sandwich valve (3) to be pressed in main valve lower cover composition (1) on valve port under the effect of conversion valve spring (5), described changing valve push rod (4) falls within transaxle (2), described changing valve push rod (4) overcoat seal ring (7), described transaxle (2) is provided with the conversion groove (6) coordinated with transaxle (2) end, when lorry position, described changing valve push rod (4) end is positioned at the conversion groove (6) of transaxle (2), sandwich valve (3) is separated completely both sides up and down by sandwich valve (3) under the effect of conversion valve spring (5), sandwich valve (3) downside path and original inflation, braking, alleviate communication, when passenger vehicle position, described sandwich valve (3) overcomes the pressure of conversion valve spring (5) under the effect of transaxle (2), sandwich valve (3) is backed down, sandwich valve (3) upper and lower sides path is made to form inflation in parallel respectively, braking, alleviate path.
2. quick Control Valves for Freight Cars visitor/goods switching mechanism according to claim 1, it is characterized in that: described conversion valve spring (5) one end is resisted against the end face of sandwich valve (3), its other end be resisted against be installed on main valve lower cover composition (1) on changing valve spring abutment (8) on.
3. quick Control Valves for Freight Cars visitor/goods switching mechanism according to claim 1 and 2, it is characterized in that: described transaxle (2) one end is connected with transfer handle (9), by rotating transfer handle (9), changing valve is switched in lorry position and passenger vehicle position, positioning means when described main valve lower cover composition (1) is provided with transfer handle (9) in lorry position and passenger vehicle position.
4. quick Control Valves for Freight Cars visitor/goods switching mechanism according to claim 3, it is characterized in that: described positioning means comprise be placed in main valve lower cover composition (1) mounting groove in positioning rod (10) and jumper spring (11), described transfer handle (9) attachment face is provided with the guiding fan groove corresponding with positioning rod (10), lorry position locating slot and passenger vehicle position locating slot is respectively arranged with at described guiding fan groove two ends, described jumper spring (11) one end is resisted against mounting groove inwall, its the other end is resisted against positioning rod (10) end face, when described positioning rod (10) and lorry position locating slot to the time in of corresponding changing valve push rod (4) end of three changing valves lays respectively in conversion groove (6) corresponding to transaxle (2), three sandwich valves (3) are all closed, three path blockades in parallel, when corresponding sandwich valve (3) is backed down the changing valve push rod (4) of three changing valves time corresponding with passenger vehicle position locating slot by described positioning rod (10), three alternate paths are opened.
5. quick Control Valves for Freight Cars visitor/goods switching mechanism according to claim 4, it is characterized in that: described transaxle (2) the other end is provided with back-up ring (12), the side that the transaxle (2) on described main valve lower cover composition (1) arranges back-up ring (12) is provided with dust cover (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310420403.7A CN103470816B (en) | 2013-09-16 | 2013-09-16 | A kind of quick Control Valves for Freight Cars visitor/goods switching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310420403.7A CN103470816B (en) | 2013-09-16 | 2013-09-16 | A kind of quick Control Valves for Freight Cars visitor/goods switching mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103470816A CN103470816A (en) | 2013-12-25 |
| CN103470816B true CN103470816B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310420403.7A Active CN103470816B (en) | 2013-09-16 | 2013-09-16 | A kind of quick Control Valves for Freight Cars visitor/goods switching mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405712B (en) * | 2014-11-26 | 2016-08-24 | 眉山中车制动科技股份有限公司 | A kind of passenger-cargo switching valve |
| CN108116389A (en) * | 2017-12-27 | 2018-06-05 | 天津中车机辆装备有限公司 | A kind of railway brake machine passenger-cargo carriage conversion equipment |
| CN113803312B (en) * | 2021-09-24 | 2022-04-29 | 眉山中车制动科技股份有限公司 | Conversion device, brake system and train |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4030424A1 (en) * | 1990-09-26 | 1992-04-02 | Bosch Gmbh Robert | PRESSURE LIMIT VALVE, IN PARTICULAR FOR HYDRAULIC VEHICLE BRAKE SYSTEMS |
| DE4232586A1 (en) * | 1992-09-23 | 1994-03-24 | Mannesmann Ag | Switching valve with regulation of output pressure - has inlet valve stage that closes when output pressure exceeds reference with vent valve stage opening to control pressure |
| CN2241243Y (en) * | 1995-11-27 | 1996-11-27 | 青岛专用汽车制造厂 | Control air valve |
| DE19718098C2 (en) * | 1997-04-29 | 2001-11-22 | Knorr Bremse Systeme | Braking system for rail vehicles |
| CN201002603Y (en) * | 2006-12-12 | 2008-01-09 | 中国南车集团眉山车辆厂 | Braking controller for railway vehicle |
| CN202927130U (en) * | 2012-11-16 | 2013-05-08 | 四川制动科技股份有限公司 | Normally open manual switch valve |
| CN203442222U (en) * | 2013-09-16 | 2014-02-19 | 四川制动科技股份有限公司 | Passenger/cargo conversion mechanism of control valve of fast freight vehicle |
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2013
- 2013-09-16 CN CN201310420403.7A patent/CN103470816B/en active Active
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| CN103470816A (en) | 2013-12-25 |
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Address after: Three road 620010 Meishan province Sichuan City Dongpo District of Meishan science and Technology Industrial Park No. 68 Patentee after: Meisha Zhongke Brake Technology Co., Ltd. Address before: Three road 620010 Meishan province Sichuan City Dongpo District of Meishan science and Technology Industrial Park No. 68 Patentee before: Sichuan Brake Science and Technology Co. Ltd. |