CN103950446A - Braking main pipe connecting valve used for wagon - Google Patents
Braking main pipe connecting valve used for wagon Download PDFInfo
- Publication number
- CN103950446A CN103950446A CN201410134948.6A CN201410134948A CN103950446A CN 103950446 A CN103950446 A CN 103950446A CN 201410134948 A CN201410134948 A CN 201410134948A CN 103950446 A CN103950446 A CN 103950446A
- Authority
- CN
- China
- Prior art keywords
- valve
- passage
- flange
- brake pipe
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention relates to a braking main pipe connecting valve used for a wagon. The braking main pipe connecting valve is characterized by comprising a triple-valve body with one opened end and a sealed end, wherein an inner cavity is formed in the valve body; three passages are respectively communicated with the valve body from three sides of the valve body and outwards extend; the other ends of two passages are tightly connected with a tee flange; the third passage is tightly connected with a flange; the opened end of the valve body is tightly connected with a valve cover; the valve cover and the inner cavity form a valve cavity; a plurality of sections of arc-shaped sealing plates are in interference fit along the inner wall of the valve cavity in sequence; a through hole which is communicated with the corresponding passage is formed in the sealing plate corresponding to each passage; the residual sealing plates are not provided with through holes; all sealing plates form a spherical space; a tee ball valve element which is communicated with each passage is rotatably arranged in the spherical space; a valve shaft is tightly connected to the top end of the ball valve element; the other end of the valve shaft penetrates through the valve cover; a handle is clamped in the other end of the valve shaft. According to the braking main pipe connecting valve used for the wagon, the accident rate which is caused by the leakage of a braking main pipe is reduced, and the operation is convenient.
Description
Technical field
The present invention relates to a kind of railway truck connection valve, particularly about a kind of railway truck for being communicated with the threeway connection valve of brake pipe, brake line and the valve pipeline that automatically derails.
Background technology
Railway freight train is comprised of the some lorries of locomotive traction, its brake system is comprised of the brake pipe of a perforation locomotive and lorry, railway truck is in operation in brake pipe and is full of pressurized air, and locomotive is controlled braking or the release of brake of permutation lorry by controlling compressed-air actuated pressure in brake pipe.Owing to only containing a brake pipe in brake system, therefore, when brake pipe is leaked, whole freight train cannot normally be moved.At present, generally on the brake pipe of each train, be provided with three flanged Ts and three coupled ball valves, brake pipe is communicated with respectively brake line and two groups of valve pipelines that automatically derail of lorry by flanged T and ball valve.When sealing place of upper any one flanged T of brake pipe, or flanged T is connected with ball valve line seal place generation leakage time, owing to can not these leak and brake pipe being isolated by ball valve, therefore, whole train can not normally move.Must repair sealing place that leakage occurs, maybe that the lorry that occurs to leak is separated from whole goods train, whole goods train is operation normally.Because the number of carriages of railway freight train is more, on the brake pipe of each lorry, there is more potential seal leakage point, so, because of iron brake pipe, leak and affect whole goods train operation, it is the frequent accident occurring in railway transportation, therefore, be badly in need of research and development or seek a kind of device or method solves this technical matters.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of can reduction and leak accident rate and the easy to operate railway truck brake pipe's connection valve cause because of brake pipe.
For achieving the above object, the present invention takes following technical scheme: a kind of railway truck brake pipe's connection valve, it is characterized in that: it comprises that an one end is uncovered, the triple-valve body of other end sealing, described valve body has an inner chamber, three are communicated with it respectively and outward extending passage from described valve body three sides, and wherein described in two, the other end of passage is all fastenedly connected a threeway flange, and third channel is fastenedly connected a flange; The opening end of described valve body is fastenedly connected a valve gap, described valve gap and inner chamber form a valve pocket, along some sections of arc closing plates of described valve pocket inwall order interference fit, on the closing plate corresponding with passage described in each, all offer a through hole being communicated with it, remain described closing plate without through hole; All described closing plates form a diameter of Spherical Volume, rotate in described diameter of Spherical Volume arrange one with the three-way ball spool of channel connection described in each, the top of described ball valve core is fastenedly connected a valve shaft, the other end of described valve shaft clamps one handle after running through described valve gap.
Described valve body, passage, threeway flange and flange adopt metallic material to be cast as an integral body; Wherein described in one, passage is the reclinate bend pipe structure of the other end, and described third channel adopts the structure of similar question mark shape.
Described in two, threeway flange is parallel to each other.
Described closing plate adopts High molecular material manufacture to form.
The termination of described valve shaft external part is rectangular configuration, and to coordinate the rectangular opening that is opened in described handle, described valve shaft and handle are connected and fixed by a bearing pin; On described valve shaft, offer two circular grooves, an O RunddichtringO is all set in circular groove described in each; The contact jaw of described valve gap and housing arranges another O RunddichtringO.
The present invention is owing to taking above technical scheme, it has the following advantages: 1, due to valve body of the present invention and brake pipe's threeway flange, derail valve threeway flange and brake line flange is cast as one automatically, therefore reduced the probability of the brake pipe's leakage accident causing because of seal failure between the flanged T on brake pipe and ball valve in existing apparatus.In addition, compare the threeway flange being arranged on brake pipe with the device of existing lorry and reduced two, therefore, because brake pipe is leaked and to be caused the probability that accident that car load cannot normally move occurs to reduce by 60%.2, because the present invention adopts a tee ball valve, and the handle by swivel tee ball valve makes tee ball valve be in different stations, thereby according to the operation conditions control brake pipe of lorry and being communicated with or disconnection of brake line and two groups of valve pipelines that automatically derail, compare with existing apparatus, ball valve is reduced to one by original three, when realizing identical function, fundamentally reduced the probability that leakage occurs.3, the flange due to valve body of the present invention is fastenedly connected with the flange that is communicated with brake pipe by more than 4 groups bolts, has increased Joint strenght, therefore, can effectively avoid the leakage causing because of vibrations between brake pipe and the flange of connection valve.4, because the present invention is provided with a downward passage at the rear of valve body, and the automatic derailing valve threeway flange that passage is connected is therewith arranged on the below of valve body, this threeway flange and brake pipe's threeway parallel flange, therefore, not only can conveniently be connected with the automatic derailing valve pipeline at car body two ends, but also reduce potential leak point.5, the passage that is communicated with brake pipe and ball valve chamber due to the present invention adopts the elbow structure be tilted to, therefore can effectively prevent that oil, water and foreign material in brake pipe's compressed air from entering in the brake line of lorry.6, because the threeway flange connecting brake pipe on valve body of the present invention is with interface channel, automatically derail and be all provided with gusset between threeway flange that valve is connected and interface channel and ball valve shell outer wall, therefore, not only make the connection of whole valve body tightr, but also guaranteed the strength and stiffness of valve body, thereby prevented the lorry endurance failure causing because of vibrations in service.7, the installation site direction due to the sensing of ball valve handle of the present invention and 3 ducts of ball valve core has definite incidence relation, therefore, according to handle position, can judge easily brake pipe and Freight Car Braking System pipeline, the derail on off mode of valve system pipeline automatically, and, so convenient operation identical with the handle mode of operation custom of existing Freight Car Braking System.
Accompanying drawing explanation
Fig. 1 is integral structure schematic diagram of the present invention
Fig. 2 is the integrally-built schematic top plan view of the present invention
Fig. 3 is that schematic diagram is looked on the integrally-built left side of the present invention
Fig. 4 is assembling schematic diagram of the present invention
Fig. 5 is the structural representation of the first mode of operation of the present invention
Fig. 6 is the structural representation of the second mode of operation of the present invention
Fig. 7 is the structural representation of the third mode of operation of the present invention
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1 to 4, the present invention includes the valve body 1 that a upper end is uncovered, bottom is sealed, in valve body 1, there is a cylindrical cavity.The passage 11,12 that the left side of valve body and right side have respectively one left and extend to the right, the rear side of valve body 1 has a passage 13 to downward-extension, and one end of passage 11,12 and 13 all with the intracavity inter-connection of valve body 1, passage 11 and 13 the other end are communicated with threeway flange 14 and 15 respectively, and the other end of passage 12 is connected with plate-type flange 16.
The opening end of valve body 1 is fastenedly connected a valve gap 3 by some bolts 2, and the inner chamber of valve body 1 and valve gap 3 form a ball valve chamber 17.Interior edge, ball valve chamber 17 be circumferentially provided with 4, four sections of arc closing plates of four sections of arc closing plates 4 order join surround a grommet type seals and with the inner chamber of valve body 1 be interference fit.On the three section closing plates 4 corresponding with passage 11,12 and 13, all offer one and be attached thereto logical through hole, remain one section of closing plate 4 without through hole.Four sections of closing plate 4 inner sides have a diameter of Spherical Volume, in diameter of Spherical Volume, rotate a three-way ball spool 5 is set, and three-way ball spool 5 is communicating passage 11,12 and 13 respectively.A groove is offered in the upper end of three-way ball spool 5, is fastenedly connected one end of a valve shaft 6 in groove, and the other end of valve shaft 6 clamps one handle 7 after running through valve gap 3.
In the above-described embodiments, valve body 1, passage 11,12,13 and flange 14,15,16 are cast as an integral body by metallic material.
In the above-described embodiments, passage 11 is the reclinate bend pipe structure of the other end, and passage 13 adopts the structure of similar question mark shape.
In the above-described embodiments, threeway flange 14 and 15 is parallel to each other.
In the above-described embodiments, closing plate 4 adopts High molecular material manufacture to form.
In the above-described embodiments, the termination of valve shaft 6 other ends is rectangular configuration, and to coordinate the rectangular opening being opened on handle 7, valve shaft 6 and handle 7 are connected and fixed by a bearing pin 8.
In the above-described embodiments, on valve shaft 6, offer two circular grooves 9, each circular groove 9 is interior all arrange an O RunddichtringO 9 '.
In the above-described embodiments, the contact jaw of valve gap 3 and valve body 1 arranges another O RunddichtringO 9 ".
The present invention, when assembling, first fits together ball valve core 5 and closing plate 4, is pressed in ball valve chamber 17; Then valve shaft 6 is inserted in valve gaps 3, and make in the groove on the fastening insertion ball valve of valve shaft 6 end core 5, after valve gap 3 aligns with housing 10, tighting a bolt 2 is fastened together; Finally the top of valve shaft 6 and handle 7 are fastenedly connected by bearing pin 8.
As shown in Figure 4, the present invention in use, threeway flange 14 and two flanges 140 and 141 that are arranged on freight car braking supervisor middle part are tightly connected by some bolted, by threeway flange 15 be arranged on two groups of two flanges 150,151 that automatically derail on valve pipeline and be tightly connected by some bolted, flange 16 is fastened and connected by some bolts and the flange 160 being arranged on brake line.By rotary handle 7, drive ball valve core 5 to turn to four different stations, with realize freight car braking supervisor respectively with disconnection or the opening state of Freight Car Braking System pipeline and two groups of valve pipelines that automatically derail.
In the above-described embodiments, the control position of handle 7 is identical with the handle mode of operation custom with existing Freight Car Braking System.
Describe using method of the present invention below in detail:
As shown in Figure 1, when freight car braking supervisor is with Freight Car Braking System pipeline, automatically derail valve pipeline while all opening, handle 7 points to flanges 16, identical with the custom of the handle mode of operation of existing Freight Car Braking System.At this moment, pipeline 11,12 and 13 and ball valve core 5 be all in connected state.Pressurized air in freight car braking supervisor is delivered to the middle duct of ball valve core 5 by threeway flange 14 orders through passage 11 and left side closing plate 4, then through pipeline 12,13, lead to flange 16 and threeway flange 15 respectively, last pressurized air is transported to brake line and two groups of valve pipelines that automatically derail.
As shown in Figure 5, handle 7 is by 90 ° of state left-hand revolutions that point to flange 16, now, freight car braking supervisor disconnects with Freight Car Braking System pipeline, with two groups of valve pipeline connections that automatically derail, pressurized air in freight car braking supervisor is delivered to the middle duct of ball valve core 5 by threeway flange 14 orders through passage 11 and left side closing plate 4, then through pipeline 13, lead to flange 15, last pressurized air is transported to two groups of valve pipelines that automatically derail.When if Freight Car Braking System breaks down, this state is closed Freight Car Braking System, and train can normally move.
As shown in Figure 6, handle 7 is by 180 ° of state left-hand revolutions that point to flange 16, now, freight car braking is responsible for Freight Car Braking System pipeline connection, is disconnected with two groups of valve pipelines that automatically derail, pressurized air in freight car braking supervisor is delivered to the middle duct of ball valve core 5 by threeway flange 14 orders through passage 11 and left side closing plate 4, then through pipeline 12, lead to flange 16, last pressurized air is transported to the brake line being communicated with by flange 16.When if the automatic derailing valve system of lorry breaks down, this state can disconnect the brake piping of automatically derail valve system and lorry, and the brake system of lorry can normally be worked, and does not affect train operation.
As shown in Figure 7, handle 7 is by 270 ° of state left-hand revolutions that point to flange 16, and now, freight car braking supervisor all disconnects with Freight Car Braking System pipeline and two groups of valve pipelines that automatically derail, if when Freight Car Braking System and the valve system that automatically derails break down, do not affect train and normally move simultaneously.
The various embodiments described above are only for illustrating the present invention; wherein the structure of each parts, connection mode and manufacture craft etc. all can change to some extent; every equivalents of carrying out on the basis of technical solution of the present invention and improvement, all should not get rid of outside protection scope of the present invention.
Claims (7)
1. railway truck brake pipe's connection valve, it is characterized in that: it comprises that an one end is uncovered, the triple-valve body of other end sealing, described valve body has an inner chamber, three are communicated with it respectively and outward extending passage from described valve body three sides, wherein described in two, the other end of passage is all fastenedly connected a threeway flange, and third channel is fastenedly connected a flange; The opening end of described valve body is fastenedly connected a valve gap, described valve gap and inner chamber form a valve pocket, along some sections of arc closing plates of described valve pocket inwall order interference fit, on the closing plate corresponding with passage described in each, all offer a through hole being communicated with it, remain described closing plate without through hole; All described closing plates form a diameter of Spherical Volume, rotate in described diameter of Spherical Volume arrange one with the three-way ball spool of channel connection described in each, the top of described ball valve core is fastenedly connected a valve shaft, the other end of described valve shaft clamps one handle after running through described valve gap.
2. a kind of railway truck brake pipe's connection valve as claimed in claim 1, is characterized in that: described valve body, passage, threeway flange and flange adopt metallic material to be cast as an integral body; Wherein described in one, passage is the reclinate bend pipe structure of the other end, and described third channel adopts the structure of similar question mark shape.
3. a kind of railway truck brake pipe's connection valve as claimed in claim 1, is characterized in that: described in two, threeway flange is parallel to each other.
4. a kind of railway truck brake pipe's connection valve as claimed in claim 2, is characterized in that: described in two, threeway flange is parallel to each other.
5. a kind of railway truck brake pipe's connection valve as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described closing plate adopts High molecular material manufacture to form.
6. a kind of railway truck brake pipe's connection valve as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: the termination of described valve shaft external part is rectangular configuration, to coordinate the rectangular opening that is opened in described handle, described valve shaft and handle are connected and fixed by a bearing pin; On described valve shaft, offer two circular grooves, an O RunddichtringO is all set in circular groove described in each; The contact jaw of described valve gap and housing arranges another O RunddichtringO.
7. a kind of railway truck brake pipe's connection valve as claimed in claim 5, is characterized in that: the termination of described valve shaft external part is rectangular configuration, and to coordinate the rectangular opening that is opened in described handle, described valve shaft and handle are connected and fixed by a bearing pin; On described valve shaft, offer two circular grooves, an O RunddichtringO is all set in circular groove described in each; The contact jaw of described valve gap and housing arranges another O RunddichtringO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134948.6A CN103950446B (en) | 2014-04-04 | 2014-04-04 | A kind of railway truck brake pipe's connection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134948.6A CN103950446B (en) | 2014-04-04 | 2014-04-04 | A kind of railway truck brake pipe's connection valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103950446A true CN103950446A (en) | 2014-07-30 |
| CN103950446B CN103950446B (en) | 2016-02-17 |
Family
ID=51327851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410134948.6A Active CN103950446B (en) | 2014-04-04 | 2014-04-04 | A kind of railway truck brake pipe's connection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103950446B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4423749A (en) * | 1982-12-08 | 1984-01-03 | Sloan Valve Company | Angle cock improvements |
| CN2157901Y (en) * | 1993-05-08 | 1994-03-02 | 北京铁路分局北京内燃机务段 | Semi-globular door for rail vehicle |
| CN1100504A (en) * | 1994-08-01 | 1995-03-22 | 成都铁路局科学技术研究所 | Pressure program-controlled anti-closing valve |
| CN102313039A (en) * | 2010-06-29 | 2012-01-11 | 王姝 | Pressure direction-selecting seal ball valve or butterfly valve or plug valve |
| CN203793324U (en) * | 2014-04-04 | 2014-08-27 | 南车二七车辆有限公司 | Brake main pipe connection valve for wagons |
-
2014
- 2014-04-04 CN CN201410134948.6A patent/CN103950446B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4423749A (en) * | 1982-12-08 | 1984-01-03 | Sloan Valve Company | Angle cock improvements |
| CN2157901Y (en) * | 1993-05-08 | 1994-03-02 | 北京铁路分局北京内燃机务段 | Semi-globular door for rail vehicle |
| CN1100504A (en) * | 1994-08-01 | 1995-03-22 | 成都铁路局科学技术研究所 | Pressure program-controlled anti-closing valve |
| CN102313039A (en) * | 2010-06-29 | 2012-01-11 | 王姝 | Pressure direction-selecting seal ball valve or butterfly valve or plug valve |
| CN203793324U (en) * | 2014-04-04 | 2014-08-27 | 南车二七车辆有限公司 | Brake main pipe connection valve for wagons |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103950446B (en) | 2016-02-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201779401U (en) | Fully wrapping type flange leak-stopping clamp | |
| CN204004924U (en) | A kind of railway freight-car novel flange structure | |
| CN203793324U (en) | Brake main pipe connection valve for wagons | |
| CN103950446B (en) | A kind of railway truck brake pipe's connection valve | |
| CN205479842U (en) | Railway freight car braking system tube coupling sealing flange connects | |
| CN105508764A (en) | Sealing flange joint for pipeline connecting in wagon brake system | |
| CN205554208U (en) | From angle cock that airs exhaust | |
| CN206615227U (en) | A kind of long-range shielding system of parking brake | |
| CN202302413U (en) | Pipeline anti-leakage connector and pipeline connecting structure | |
| CN205298949U (en) | Disconnect -type grout clamp tip sealing device | |
| CN103991445B (en) | A kind of automatic oil recharging device | |
| US6189714B1 (en) | Apparatus for connecting a device into a brake pipe hose connection between railway cars and/or locomotives | |
| CN203463948U (en) | Safety guarantee system for compressed-air transportation of urban railway vehicles | |
| CN202413842U (en) | Gas path control device for brake system of motor train unit | |
| CN206130173U (en) | Railway freight car is with cock of airing exhaust | |
| CN202612945U (en) | Novel three-way pipe | |
| CN203628114U (en) | Wagon flexible connection tee joint | |
| CN201385661Y (en) | Brake pipeline component | |
| CN205113317U (en) | Distributing type train braking system | |
| CN104075052A (en) | Pipeline connection flange | |
| CN102996933A (en) | Automobile air-conditioning pipeline butt-jointing structure | |
| CN202708386U (en) | Arc surface seal pipe joint for rail wagon | |
| CN205208499U (en) | Car headlight blast pipe | |
| CN201872765U (en) | Angle cock | |
| CN212289800U (en) | Angle cock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100072 No. 1 Zhangguozhuangjia, Fengtai District, Beijing Patentee after: CRRC BEIJING ERQI VEHICLE Co.,Ltd. Address before: 100072 No. 1 Zhangguozhuangjia, Fengtai District, Beijing Patentee before: CSR Erqi Vehicle Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190531 Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee after: CRRC QIQIHAR ROLLING STOCK Co.,Ltd. Address before: 100072 No. 1 Zhangguozhuangjia, Fengtai District, Beijing Patentee before: CRRC BEIJING ERQI VEHICLE Co.,Ltd. |
|
| TR01 | Transfer of patent right |