CN103538814B - Tank car adds row's pneumatic operation and long distance control system - Google Patents
Tank car adds row's pneumatic operation and long distance control system Download PDFInfo
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- CN103538814B CN103538814B CN201210239203.7A CN201210239203A CN103538814B CN 103538814 B CN103538814 B CN 103538814B CN 201210239203 A CN201210239203 A CN 201210239203A CN 103538814 B CN103538814 B CN 103538814B
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- tank car
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/22—Tank vehicles
- B60P3/224—Tank vehicles comprising auxiliary devices, e.g. for unloading or level indicating
- B60P3/2245—Adaptations for loading or unloading
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The present invention relates to a kind of tank car for loading handler under tank car pneumatic operation and remote monitoring type and add row's pneumatic operation and long distance control system, this system comprise be arranged on bottom tank car add arranging device and be arranged on tank car top overcharge automatic safety device; Overcharging automatic safety device installing additional tank car in medium process, when medium reaches predetermined altitude, providing signal to wayside equipment, ground handling operator decides by signal the unlatching or the closedown that add arranging device.The invention provides the tank car that a kind of safety is high, reliability is strong and particularity is good and add row's pneumatic operation and long distance control system.
Description
Technical field
The invention belongs to tank car and add drainage technique field, relate to a kind of tank car and add arranging device, particularly relate to a kind of tank car for loading handler under tank car pneumatic operation and remote monitoring type and add row's pneumatic operation and long distance control system.
Background technology
Along with developing rapidly of China's economy, the increase gradually of international influence, the complete upgrading of Chinese Railway lorry product.Load on current unload or under load handler and all adopt manually or fluid control, along with the maturation of Pneumatic Control Technology, tank car also have developed corresponding pneumatic operation product.There is following defect in current adding in row's structure and mode:
1, tank car add arranging device dispersion be installed on tank car, tank car meet by chance collide or overturn time, these dispersion install tank car control and guard block very easily damage, safety and reliability is relatively poor.
2, medium tank car used adds heat-extraction system, comprises adding oil discharge outlet and being arranged on of adding oil discharge outlet place adding draining valve, when carrying out load medium or disposing medium to tank car inside, adds row's speed slow, inefficiency.
3, under tank car adopts oil extraction or under load when unloading discharge equipment, with tank base add that draining valve is connected the oil extraction valve seat that adds generally all adopts steel plate machine process, or employing is cast or is forged.For adding oil extraction valve seat, the mode of current employing is all the direct opening of oil discharge outlet bottom tank car, opening part and the union piece (adding draining valve) adding draining valve are provided with filter screen, but after employing air operated control lower discharge valve, by the restriction adding draining valve bottom construction during owing to adding the connection with valve seat bottom draining valve, it adds thicker bottom oil extraction (having the blind hole for being connected with lower discharge valve to exist), directly shorten adding oil discharge outlet and adding the Distance Shortened between oil extraction valve seat bottom tank car, oil extraction space significantly reduces, the flow of unloading port obviously reduces, work efficiency is low.
Given this, effectively ensure particularity, the reliability and safety of pneumatic control system, add row's Control protection system in railway tank employing just particularly important.
Summary of the invention
In order to solve above-mentioned technical matters existing in background technology, the invention provides the tank car that a kind of safety is high, reliability is strong and particularity is good and adding row's pneumatic operation and long distance control system.
Technical solution of the present invention is: the invention provides a kind of tank car and add row's pneumatic operation and long distance control system, its special character is: described tank car add row's pneumatic operation and long distance control system comprise be arranged on bottom tank car add arranging device and be arranged on tank car top overcharge automatic safety device; The described automatic safety device that overcharges is installing additional in medium process to tank car, when medium reaches predetermined altitude, provide signal to wayside equipment, ground handling operator decides by signal the unlatching or the closedown that add arranging device.
The above-mentioned ground controller overcharging automatic safety device and comprise over-charge protective sensor and be electrically connected with over-charge protective device; Described ground controller controls the unlatching or the closedown that add arranging device.
The above-mentioned arranging device that adds at least comprises and is arranged on tank car and adds first of oil discharge outlet place and add draining valve and second and add draining valve.
Above-mentioned add arranging device also comprise to add with first that draining valve and/or second adds that draining valve is connected add oil-drain pipe; The described exit adding oil-drain pipe is provided with ready-packaged joint.
Above-mentioned tank car adds row's pneumatic operation and long distance control system also comprises the tank car safety top fender guard being arranged on tank car top, and described tank car safety top fender guard comprises the valve unit protection cover that the crown valve group that is arranged at tank car top and cover are connected to crown valve group outside; The described automatic safety device that overcharges is arranged in crown valve group.
Above-mentioned valve unit protection cover at least comprises an air extractor vent, through wires hole, an one or more fixed orifice suitable with crown valve group; Described air extractor vent is provided with filter screen.
Above-mentioned crown valve group comprises installs large lid, and described installation covers greatly and is provided with flange, pressure vacuum relief valve, connection for bbreather pipe and hand hole; Described connection for bbreather pipe and air extractor vent connect; The described automatic safety device that overcharges is arranged on installation and covers greatly; Described connection for bbreather pipe is fixedly connected with by large lid of bolt and installation; Described pressure vacuum relief valve is arranged on installation by flange and covers greatly.
Above-mentioned tank car adds row's pneumatic operation and long distance control system and also comprises being arranged on to add and add oil extraction valve seat bottom arranging device; Described add oil extraction valve seat comprise add oil extraction seat bottom portion and have add that oil extraction valve seat bottom margin extends to top add oil extraction valve seat root, described in add the thickness of oil extraction seat bottom portion lower than the thickness adding oil extraction valve seat root.
The above-mentioned oil extraction seat bottom portion that adds comprises and adds oil extraction valve seat upper base surface and relative with adding oil extraction valve seat upper base surface add oil extraction valve seat bottom lower surface; Described adding in oil extraction valve seat upper base surface, is provided with boss, described boss be arranged at add when oil extraction valve seat bottom lower surface is connected with other parts corresponding in the position adding oil extraction valve seat upper base surface; Described boss is one or more; When described boss is multiple, described multiple boss is distributed in and adds oil extraction valve seat upper base surface; The inside of described boss is provided with screw thread.
The above-mentioned oil extraction valve seat root that adds is arc-shaped, elliptical shape or rectangular-shaped in the vertical; It is described that to add oil extraction valve seat root laterally high along tank body, along tank body laterally in the middle of low.It is described that to add oil extraction valve seat root high along longitudinal both sides of tank body, along tank body longitudinally in the middle of low; Described over-charge protective device is position transduser.
Advantage of the present invention is:
1, tank car safety top fender guard of the present invention, comprises the valve unit protection cover that the crown valve group that is arranged on tank car top and cover are connected to crown valve group; Crown valve group is arranged on the component integration such as pressure vacuum relief valve, connection for bbreather pipe and the hand hole on tank car together by disperseing, be installed in installation to cover greatly, while guarantee pneumatic control system particularity, significantly improve the reliability and safety of tank car; Meanwhile, valve unit protection cover carries out duplicate protection to crown valve group, makes tank car inside safer, more reliably.
2, tank car of the present invention adds arranging device adding oil discharge outlet place and is provided with two and adds draining valve, and it loads and the speed of disposing significantly promotes, and work efficiency is high.Meanwhile, the present invention with add the pipeline exit that draining valve is connected ready-packaged joint be installed, facilitate pipeline and be connected with the rapid of other medium carrier, improve work efficiency further.
3, of the present inventionly automatic safety device is overcharged; tank car inside is provided with position transduser; this position transduser monitors tank car interior media at any time to safety loading boundary; when medium reaches safe limit; position transduser the signal feedback monitored in GCI ground control installation (ground controller); GCI ground control installation is closed adding valve or is opened; have it and well automatically control and automatic protection functions, further make railway tank employing add row's control and there is better particularity, reliability and safety.
4, of the present inventionly add oil extraction valve seat, require that rigidity is high according to the position that tank body connects, but the position be connected with lower discharge valve requires to agree to the greatest extent the low requirement of energy, by being provided with boss adding the position that internal-flange bolt that oil extraction base is especially connected with lower discharge valve connects, the minimal thickness being carved into and there is boss is divided by traditional thicker thickness, eliminate at the unnecessary material of seat bottom portion, being embodied in the cross-sectional plane adding oil extraction valve seat is bottom relative thin, the given shape that root is relatively thick, add the size of oil discharge outlet, increase the fluid flow of tank car inside, ensure that tank car adds the work efficiency of row, meanwhile, the present invention is in order to ensure good leak tightness, and there is screw thread boss inside, and screw thread meets the connection of oil extraction valve seat and lower discharge valve and do not reveal medium, 3rd, the upper surface adding oil extraction valve seat provided by the present invention, in order to the curve of identical tank body, makes arc surface, and its arc surface is laterally high along tank body, and middle low, the longitudinal both sides along tank body are high, middle low, 4th, the oil extraction valve seat that adds provided by the present invention can adopt casting or forging molding, the then corresponding contact surface of machinework, and its course of processing is convenient and simple.
5, tank car crown valve group of the present invention, dispersion is arranged on the component integration such as pressure vacuum relief valve, connection for bbreather pipe and the hand hole on tank car together, be installed in installation to cover greatly, while guarantee pneumatic control system particularity, significantly improve the reliability and safety of tank car.Meanwhile, the present invention covers greatly in installation the position transduser added for carrying out filling medium monitoring to tank car inside, automatically protects the overcharge conditions of tank car inside.It is very easy to use that tank car crown valve group provided by the present invention is directly installed on railway tank top.
Accompanying drawing explanation
Fig. 1 is tank car safety top fender guard structural representation of the present invention;
Fig. 2 be tank car safety top fender guard of the present invention face structural representation;
Fig. 3 is the structural schematic block diagram that tank car of the present invention adds arranging device;
Fig. 4 is the structural schematic block diagram overcharging automatic safety device of the present invention;
Fig. 5 is the structural representation adding oil extraction valve seat of the present invention;
Fig. 6 is the birds-eye view of Fig. 4;
Fig. 7 is the A-A direction view of Fig. 4;
Fig. 8 is the structure for amplifying schematic diagram of the C-C direction view of Fig. 4;
Fig. 9 is the structural representation of tank car crown valve group of the present invention;
Wherein:
1-air extractor vent; 2-through wires hole; 3-installs large lid; 4-hand hole; 5-first adds draining valve; 6-second adds draining valve; 7-ready-packaged joint; 8-adds oil-drain pipe; 9-over-charge protective device; 10-opposite controller; 11-oil extraction seat bottom portion; 111-oil extraction valve seat upper base surface; 112-oil extraction valve seat bottom lower surface; 12-adds oil extraction valve seat root; 13-boss; 14-blind hole; 15-connection for bbreather pipe; 16-pressure vacuum relief valve; 17-flange; 18-vacuum safety valve seat; 19-fixed orifice.
Detailed description of the invention
The invention provides a kind of tank car and add row's pneumatic operation and long distance control system, this tank car add row's pneumatic operation and long distance control system comprise from the bottom to top be arranged on bottom tank car add oil extraction valve seat and add arranging device, be arranged on tank car top overcharge automatic safety device, crown valve group and valve unit protection cover; Add draining valve group to be arranged on and to add bottom arranging device; Overcharging automatic safety device is arranged in crown valve group; Valve unit protection cover cover is connected in crown valve group; Overcharge automatic safety device and pass the signal along to ground controller by socket, control for ground the closedown adding arranging device.Overcharging automatic safety device installing additional tank car in medium process, when medium reaches predetermined altitude, providing signal to wayside equipment, ground handling operator decides by signal the unlatching or the closedown that add arranging device.Tank car provided by the present invention add row pneumatic operation and long distance control system can to blow valve and add draining valve carry out series connection control or and connect control, very easy to use.
See Fig. 1 and Fig. 2, the tank car safety top fender guard that the present invention adopts, this tank car safety top fender guard, comprises the valve unit protection cover that the crown valve group that is arranged at tank car top and cover are connected to crown valve group outside.
Valve unit protection cover at least comprises an air extractor vent 1, through wires hole 2 and one or more fixed orifice 19 suitable with crown valve group; Air extractor vent 1 is provided with filter screen.
Tank car crown valve group comprises installs large lid 3, installs on large lid 3 and is provided with pressure vacuum relief valve 16 and connection for bbreather pipe 15; Connection for bbreather pipe 15 covers 3 by bolt greatly with installation and is fixedly connected with; Pressure vacuum relief valve 16 is arranged on by flange 17 and installs on large lid 3.Tank car crown valve group also comprises being arranged on installs hand hole 4 on large lid 3 and over-charge protective device 9; Over-charge protective device 9 is position transdusers; Over-charge protective device 9 is threaded with mounting pipe, and the preformed hole that mounting pipe and installing covers greatly 3 welds.
This tank car safety top fender guard is arranged on railway tank top, has defencive function.
See Fig. 3, present invention employs tank car and add arranging device, to add arranging device identical with traditional tank car, all include to add oil discharge outlet and be arranged on and add first of oil discharge outlet and add draining valve 5, add arranging device adding oil discharge outlet place unlike: tank car of the present invention and be at least also provided with second with traditional heat-extraction system that adds and add draining valve 6, two add draining valve and work simultaneously, accelerate the speed of loading and disposing, improve work efficiency.
Meanwhile, tank car of the present invention adds arranging device, further comprises the ready-packaged joint 7 being connected to and adding oil-drain pipe exit, and this ready-packaged joint 7 is connected with other the rapid of medium carrier, improves work efficiency further.
See Fig. 4, present invention employs and overcharge automatic safety device, this overcharges the socket 10 that automatic safety device comprises over-charge protective device 9 and is electrical connected with over-charge protective device 9.Over-charge protective device 9 is position transdusers.
In use, open the connection for bbreather pipe 15 on tank car, tank interior is communicated with air, external device (ED) carries out filling medium to tank body to over-charge protective device 9, over-charge protective device 9 at any time monitoring liquid to safety loading boundary.When liquid reaches safe limit, over-charge protective device 9 feeds back the signal monitored on wayside equipment by socket 10, and ground control equipment is closed the arranging device that adds on tank car after receiving the position signal that over-charge protective device 9 sends, and stops filling.
Oil extraction valve seat will be connected with tank body on the one hand, will be connected on the other hand with lower discharge valve.The position be connected with tank body requires that rigidity is high, but the position be connected with lower discharge valve requires the size of the increase oil discharge outlet of agreeing to the greatest extent energy, and increase flow, therefore oil extraction valve seat cross-sectional plane is that top is thin, bottom is thick.
See Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the present invention adds draining valve 5 and second to first and adds draining valve 6 top and all have employed and add oil extraction valve seat, this add oil extraction valve seat comprise add oil extraction seat bottom portion 11 and have add that oil extraction seat bottom portion 11 edge extends to top add oil extraction valve seat root 12, in order to ensure that unloading port is large as much as possible, because this eliminating the unnecessary material adding oil extraction seat bottom portion 11, ensure that unloading port's flow is large as much as possible, therefore, for conventional art, the thickness adding oil extraction seat bottom portion 11 adding oil extraction valve seat of the present invention is lower than the thickness adding oil extraction valve seat root 12.
Add oil extraction seat bottom portion 11 to comprise and add oil extraction valve seat upper base surface 111 and relative with adding oil extraction valve seat upper base surface 111 add oil extraction valve seat bottom lower surface 112; Add in oil extraction valve seat upper base surface 111 and be provided with boss 13, boss 13 be arranged at add when oil extraction valve seat bottom lower surface 112 is connected with other parts corresponding in the position adding oil extraction valve seat upper base surface 111, boss 13 inside is provided with blind hole 14, and this blind hole 14 can be used for connecting the devices such as lower discharge valve.The oil extraction valve seat that adds of the present invention is in order to ensure good leak tightness, and the inside of blind hole 14 is provided with screw thread, and screw thread meets the connection of oil extraction valve seat and lower discharge valve and do not reveal medium.
Boss 13 at least arranges one or more, if when boss 13 is multiple, multiple boss 13 is distributed in and adds in oil extraction valve seat upper base surface 111.
Add the curve of root 12 in order to identical tank body of oil extraction valve seat, make arc surface, elliptical shape or rectangular-shaped in a longitudinal direction thereof; And arc surface is laterally high along tank body, middle low, the longitudinal both sides along tank body are high, middle low.
This adds oil extraction valve seat can adopt casting or forging molding, the then corresponding contact surface of machinework.
See Fig. 9, present invention employs tank car crown valve group, this tank car crown valve group is arranged on railway tank top, has and adds row's Control protection function.
Present invention employs a kind of tank car crown valve group, this tank car crown valve group comprises installs large lid 3, and installation covers greatly 3 and is provided with pressure vacuum relief valve 16 and connection for bbreather pipe 15; Connection for bbreather pipe 15 covers 3 by bolt greatly with installation and is fixedly connected with; Pressure vacuum relief valve 16 is arranged on vacuum safety valve seat 18 by flange 17, and vacuum safety valve seat 18 is fixed on to be installed on large lid 3.Tank car crown valve group also comprises being arranged on installs hand hole 4 on large lid 3 and over-charge protective device 9; Over-charge protective device 9 is threaded with mounting pipe, and the preformed hole that mounting pipe and installing covers greatly 3 welds.
Claims (5)
1. tank car adds a row's pneumatic operation and long distance control system, it is characterized in that: described tank car add row's pneumatic operation and long distance control system comprise be arranged on bottom tank car add arranging device and be arranged on tank car top overcharge automatic safety device; Described unlatching or the closedown overcharging automatic safety device control and add arranging device;
The described ground controller overcharging automatic safety device and comprise over-charge protective device and be electrical connected with over-charge protective device; Described ground controller controls the unlatching or the closedown that add arranging device;
The described arranging device that adds at least comprises and is arranged on tank car and adds first of oil discharge outlet place and add draining valve and second and add draining valve;
Described add arranging device also comprise to add with first that draining valve and/or second adds that draining valve is connected add oil-drain pipe; The described exit adding oil-drain pipe is provided with ready-packaged joint;
Described tank car adds row's pneumatic operation and long distance control system also comprises the tank car safety top fender guard being arranged on tank car top, and described tank car safety top fender guard comprises the valve unit protection cover that the crown valve group that is arranged at tank car top and cover are connected to crown valve group outside; The described automatic safety device that overcharges is arranged in crown valve group;
Described valve unit protection cover at least comprises an air extractor vent, through wires hole, an one or more fixed orifice suitable with crown valve group; Described air extractor vent is provided with filter screen.
2. tank car according to claim 1 adds row's pneumatic operation and long distance control system, it is characterized in that: described crown valve group comprises installs large lid, and described installation covers greatly and is provided with flange, pressure vacuum relief valve, connection for bbreather pipe and hand hole; Described connection for bbreather pipe and air extractor vent connect; The described automatic safety device that overcharges is arranged on installation and covers greatly; Described connection for bbreather pipe is fixedly connected with by large lid of bolt and installation; Described pressure vacuum relief valve is arranged on installation by flange and covers greatly.
3. tank car according to claim 2 adds row's pneumatic operation and long distance control system, it is characterized in that: described tank car adds row's pneumatic operation and long distance control system and also comprises being arranged on to add and add oil extraction valve seat bottom arranging device; Described add oil extraction valve seat comprise add oil extraction seat bottom portion and have add that oil extraction valve seat bottom margin extends to top add oil extraction valve seat root, described in add the thickness of oil extraction seat bottom portion lower than the thickness adding oil extraction valve seat root.
4. tank car according to claim 3 adds row's pneumatic operation and long distance control system, it is characterized in that: described in add oil extraction seat bottom portion and comprise and add oil extraction valve seat upper base surface and relative with adding oil extraction valve seat upper base surface add oil extraction valve seat bottom lower surface; Described adding in oil extraction valve seat upper base surface, is provided with boss, described boss be arranged at add when oil extraction valve seat bottom lower surface is connected with other parts corresponding in the position adding oil extraction valve seat upper base surface; Described boss is one or more; When described boss is multiple, described multiple boss is distributed in and adds oil extraction valve seat upper base surface; The inside of described boss is provided with screw thread.
5. tank car according to claim 4 adds row's pneumatic operation and long distance control system, it is characterized in that: described in add oil extraction valve seat root in the vertical in arc-shaped, elliptical shape or rectangular-shaped; It is described that to add oil extraction valve seat root laterally high along tank body, along tank body laterally in the middle of low; It is described that to add oil extraction valve seat root high along longitudinal both sides of tank body, along tank body longitudinally in the middle of low; Described over-charge protective device is position transduser.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210239203.7A CN103538814B (en) | 2012-07-11 | 2012-07-11 | Tank car adds row's pneumatic operation and long distance control system |
| PCT/CN2012/081988 WO2014008714A1 (en) | 2012-07-11 | 2012-09-26 | Tank car charging and discharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210239203.7A CN103538814B (en) | 2012-07-11 | 2012-07-11 | Tank car adds row's pneumatic operation and long distance control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103538814A CN103538814A (en) | 2014-01-29 |
| CN103538814B true CN103538814B (en) | 2015-10-28 |
Family
ID=49915352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210239203.7A Active CN103538814B (en) | 2012-07-11 | 2012-07-11 | Tank car adds row's pneumatic operation and long distance control system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103538814B (en) |
| WO (1) | WO2014008714A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110606288A (en) * | 2019-09-26 | 2019-12-24 | 中车齐齐哈尔车辆有限公司 | Tank car |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4234158A (en) * | 1979-07-16 | 1980-11-18 | Acf Industries, Incorporated | Combination tank car valve skid and valve seat wherein the skid is welded to the valve seat |
| US4394002A (en) * | 1981-04-06 | 1983-07-19 | Acf Industries, Incorporated | Mounting flange for wafersphere bottom outlet valve |
| EP1695867A2 (en) * | 2005-02-25 | 2006-08-30 | ALFONS HAAR Maschinenbau GmbH & Co. | Cover for the dome of a movable fuel tank |
| CN201086963Y (en) * | 2007-09-30 | 2008-07-16 | 西安轨道交通装备有限责任公司 | Enclosed discharging device of tank truck |
| CN201334015Y (en) * | 2008-12-15 | 2009-10-28 | 南车长江车辆有限公司 | Railway diesel oil tank car with 30t axle load |
| CN202754337U (en) * | 2012-07-11 | 2013-02-27 | 西安轨道交通装备有限责任公司 | Exhaust-increasing pneumatic operation and remote monitoring system of tank car |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB977351A (en) * | 1961-10-30 | 1964-12-09 | Joseph Hutton De Frees | Liquid discharge control valves |
| CN102556544B (en) * | 2012-02-07 | 2013-12-18 | 中国人民解放军总后勤部油料研究所 | Anti-overflow control system for oil tank trucks and fuelling vehicles and anti-overflow control method for same |
-
2012
- 2012-07-11 CN CN201210239203.7A patent/CN103538814B/en active Active
- 2012-09-26 WO PCT/CN2012/081988 patent/WO2014008714A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4234158A (en) * | 1979-07-16 | 1980-11-18 | Acf Industries, Incorporated | Combination tank car valve skid and valve seat wherein the skid is welded to the valve seat |
| US4394002A (en) * | 1981-04-06 | 1983-07-19 | Acf Industries, Incorporated | Mounting flange for wafersphere bottom outlet valve |
| EP1695867A2 (en) * | 2005-02-25 | 2006-08-30 | ALFONS HAAR Maschinenbau GmbH & Co. | Cover for the dome of a movable fuel tank |
| CN201086963Y (en) * | 2007-09-30 | 2008-07-16 | 西安轨道交通装备有限责任公司 | Enclosed discharging device of tank truck |
| CN201334015Y (en) * | 2008-12-15 | 2009-10-28 | 南车长江车辆有限公司 | Railway diesel oil tank car with 30t axle load |
| CN202754337U (en) * | 2012-07-11 | 2013-02-27 | 西安轨道交通装备有限责任公司 | Exhaust-increasing pneumatic operation and remote monitoring system of tank car |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014008714A1 (en) | 2014-01-16 |
| CN103538814A (en) | 2014-01-29 |
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Address after: Three Town Weiyang District 710086 Shaanxi city of Xi'an Province Patentee after: CRRC XI'AN CO., LTD. Address before: 710086 Xi'an City, Shaanxi Province town of three Patentee before: Xi'an Railway Transportation Equipment Co., Ltd. |