阅读说明：本技术 一种低温槽车后管路液相充装结构 (Liquid-phase filling structure for rear pipeline of low-temperature tank car ) 是由 崔闻天 于丹丹 张娟 郑丽萍 杨利芬 李桂苓 于杰 于 2020-06-16 设计创作，主要内容包括：本发明公开了一种低温槽车后管路液相充装结构,包括法兰支撑板本体,所述法兰支撑板本体的顶部通过螺栓固定连接有法兰本体,所述法兰本体的底部且位于法兰支撑板本体的背面通过螺栓固定连接有加强筋。本发明通过法兰支撑板本体、第一缓冲阀、第一缓冲管、第一活动把手、输液管、上部进液管、第二活动把手、上部进液口、第一止回阀、第三活动把手、第三缓冲管、第三缓冲阀、第二止回阀、液体进出管、法兰本体、加强筋、第二缓冲阀和第二缓冲管的配合使用,起到了通用性优良操作便捷和效率显著的效果,解决了在局地充装站采用充装臂结构的充装口对低温车加液时,充装臂外径与槽车后仓易产生干涉的问题。(The invention discloses a liquid-phase filling structure for a rear pipeline of a low-temperature tank car, which comprises a flange support plate body, wherein the top of the flange support plate body is fixedly connected with the flange body through bolts, and the bottom of the flange body, which is positioned on the back of the flange support plate body, is fixedly connected with reinforcing ribs through bolts. The flange support plate body, the first buffer valve, the first buffer pipe, the first movable handle, the liquid conveying pipe, the upper liquid inlet pipe, the second movable handle, the upper liquid inlet, the first check valve, the third movable handle, the third buffer pipe, the third buffer valve, the second check valve, the liquid inlet and outlet pipe, the flange body, the reinforcing ribs, the second buffer valve and the second buffer pipe are matched for use, the effects of excellent universality, convenience in operation and remarkable efficiency are achieved, and the problem that when a filling port with a filling arm structure is adopted in a local filling station to fill liquid into a low-temperature vehicle, the outer diameter of a filling arm is easy to interfere with a rear bin of the tank car is solved.)

1. The utility model provides a pipeline liquid phase fills dress structure behind low temperature tank wagon, includes flange backup pad body (1), its characterized in that: the top of the flange supporting plate body (1) is fixedly connected with a flange body (15) through bolts, the bottom of the flange body (15) is positioned on the back of the flange supporting plate body (1) and fixedly connected with reinforcing ribs (16) through bolts, the inner side of the flange body (15) is fixedly connected with an infusion tube (5) through bolts, the right side of the surface of the infusion tube (5) is fixedly connected with a first buffer valve (2) through bolts, the top of the first buffer valve (2) is fixedly connected with a first buffer tube (3), the middle end of the surface of the infusion tube (5) is positioned on the left side of the first buffer valve (2) and fixedly connected with a second buffer valve (17) through bolts, the top of the second buffer valve (17) is fixedly connected with a second buffer tube (18), the left side of the surface of the infusion tube (5) is positioned on the left side of the second buffer valve (17) and fixedly connected with a third buffer valve, the utility model discloses a transfusion instrument, including infusion tube (5), bolt fixedly connected with upper portion feed liquor pipe (6), the top fixedly connected with third buffer tube (11) of third cushion valve (12), the right side fixedly connected with liquid business turn over pipe (14) on infusion tube (5) surface, bolt fixedly connected with second check valve (13) are passed through at the top of liquid business turn over pipe (14), the input end fixedly connected with upper portion feed liquor pipe (6) of infusion tube (5), the first check valve (9) of bolt fixedly connected with are passed through in the left side of upper portion feed liquor pipe (6), bolt fixedly connected with upper portion inlet (8) are passed through at the top of upper.

2. The liquid-phase filling structure for the rear pipeline of the low-temperature tank car as claimed in claim 1, wherein: the top of first buffer tube (3) is through first activity handle (4) of bolt fixedly connected with, the surface cover of first activity handle (4) is equipped with natural emulsion rubber handle cover, anti-skidding screw thread has been seted up on the surface of natural emulsion rubber handle cover, and anti-skidding screw thread is crisscross setting.

3. The liquid-phase filling structure for the rear pipeline of the low-temperature tank car as claimed in claim 1, wherein: the top of second buffer tube (18) is through bolt fixedly connected with second activity handle (7), the surface cover of second activity handle (7) is equipped with natural emulsion rubber handle cover, anti-skidding screw thread has been seted up on the surface of natural emulsion rubber handle cover, and anti-skidding screw thread is crisscross setting.

4. The liquid-phase filling structure for the rear pipeline of the low-temperature tank car as claimed in claim 1, wherein: the top of third buffer tube (11) is through bolt fixedly connected with third activity handle (10), the surface cover of third activity handle (10) is equipped with natural emulsion rubber handle cover, anti-skidding screw thread has been seted up on the surface of natural emulsion rubber handle cover, and anti-skidding screw thread is crisscross setting.

5. The liquid-phase filling structure for the rear pipeline of the low-temperature tank car as claimed in claim 1, wherein: the number of strengthening rib (16) is two, and evenly distributed is in the both sides at flange backup pad body (1) back, the surface spraying of strengthening rib (16) has epoxy coating, and the thickness of epoxy coating is strengthening rib (16) thickness one hundredth.

Technical Field

The invention relates to the technical field of low-temperature tank cars, in particular to a liquid-phase filling structure for a rear pipeline of a low-temperature tank car.

Background

The low-temperature tank car is used for transporting and storing low-temperature liquid, and a pipeline behind the low-temperature tank car is mainly used for realizing the functions of liquid charging and discharging, pressurization, pressure relief and the like of the tank car, so a liquid inlet and a liquid outlet, a pressurization port and a gas port are arranged in a pipeline bin at the rear part of the tank car to realize the functions, the original tank car pipeline layout structure adopts the liquid inlet and the liquid outlet, the pressurization port and the gas port and is sequentially arranged from left to right, the arrangement function can meet the filling requirements of users, the structure is compact, the function is practical, simple and clear, but when a filling port with a filling arm structure is adopted in a local filling station to fill liquid into the low-temperature tank car, the outer diameter of the filling arm is easy to interfere with the rear bin of the tank car, the low-temperature tank car is designed and manufactured by adopting a mode of optimizing the position of the pipeline by combining the use situation of the vehicle, so as, the operation is convenient and fast, and the efficiency is obvious.

Disclosure of Invention

The invention aims to provide a liquid-phase filling structure for a rear pipeline of a low-temperature tank car, which has the advantages of convenience in operation and remarkable efficiency, and solves the problems that when a filling port of a filling arm structure is adopted in a local filling station to fill liquid into the low-temperature tank car, the outer diameter of the filling arm is easy to interfere with the rear cabin of the tank car, and the filling arm is designed and manufactured in a mode of optimizing the position of the pipeline in combination with the use situation of a vehicle.

In order to achieve the purpose, the invention provides the following technical scheme: a liquid phase filling structure of a pipeline behind a low-temperature tank car comprises a flange supporting plate body, wherein the top of the flange supporting plate body is fixedly connected with a flange body through bolts, the bottom of the flange body is positioned on the back of the flange supporting plate body and is fixedly connected with reinforcing ribs through bolts, the inner side of the flange body is fixedly connected with a liquid conveying pipe through bolts, the right side of the surface of the liquid conveying pipe is fixedly connected with a first buffer valve through bolts, the top of the first buffer valve is fixedly connected with a first buffer pipe, the middle end of the surface of the liquid conveying pipe is positioned on the left side of the first buffer valve and is fixedly connected with a second buffer valve through bolts, the top of the second buffer valve is fixedly connected with a second buffer pipe, the left side of the surface of the liquid conveying pipe is positioned on the left side of the second buffer valve and is fixedly connected with a third buffer valve through bolts, the infusion tube is characterized in that a liquid inlet and outlet tube is fixedly connected to the right side of the surface of the infusion tube, a second check valve is fixedly connected to the top of the liquid inlet and outlet tube through a bolt, an upper liquid inlet tube is fixedly connected to the input end of the infusion tube, a first check valve is fixedly connected to the left side of the upper liquid inlet tube through a bolt, and an upper liquid inlet is fixedly connected to the top of the upper liquid inlet tube through a bolt.

Preferably, the top of the first buffer tube is fixedly connected with a first movable handle through a bolt, a natural latex rubber handle sleeve is sleeved on the surface of the first movable handle, anti-skid threads are arranged on the surface of the natural latex rubber handle sleeve, and the anti-skid threads are arranged in a staggered mode.

Preferably, the top of the second buffer tube is fixedly connected with a second movable handle through a bolt, a natural latex rubber handle sleeve is sleeved on the surface of the second movable handle, anti-skid threads are arranged on the surface of the natural latex rubber handle sleeve, and the anti-skid threads are arranged in a staggered mode.

Preferably, the top of the third buffer tube is fixedly connected with a third movable handle through a bolt, a natural latex rubber handle sleeve is sleeved on the surface of the third movable handle, anti-skid threads are arranged on the surface of the natural latex rubber handle sleeve, and the anti-skid threads are arranged in a staggered mode.

Preferably, the number of strengthening rib is two, and evenly distributed is in the both sides at the flange backup pad body back, the surface spraying of strengthening rib has epoxy coating, and epoxy coating's thickness is one hundredth of strengthening rib thickness.

Compared with the prior art, the invention has the following beneficial effects:

the flange support plate body, the first buffer valve, the first buffer pipe, the first movable handle, the liquid conveying pipe, the upper liquid inlet pipe, the second movable handle, the upper liquid inlet, the first check valve, the third movable handle, the third buffer pipe, the third buffer valve, the second check valve, the liquid inlet and outlet pipe, the flange body, the reinforcing ribs, the second buffer valve and the second buffer pipe are matched for use, the effects of excellent universality, convenience in operation and remarkable efficiency are achieved, and the problems that when a filling port with a filling arm structure is adopted in a local filling station to fill liquid into a low-temperature vehicle, the outer diameter of a filling arm is easy to interfere with a rear bin of the tank vehicle, and the pipeline position is optimized in combination with the vehicle use situation are mostly adopted for design and manufacture.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the flange structure of the present invention.

In the figure: 1. a flange support plate body; 2. a first cushion valve; 3. a first buffer tube; 4. a first movable handle; 5. a transfusion tube; 6. an upper liquid inlet pipe; 7. a second movable handle; 8. an upper liquid inlet; 9. a first check valve; 10. a third movable handle; 11. a third buffer tube; 12. a third cushion valve; 13. a second check valve; 14. a liquid inlet pipe and a liquid outlet pipe; 15. a flange body; 16. reinforcing ribs; 17. a second cushion valve; 18. a second buffer tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The flange support plate body 1, the first buffer valve 2, the first buffer tube 3, the first movable handle 4, the infusion tube 5, the upper liquid inlet pipe 6, the second movable handle 7, the upper liquid inlet 8, the first check valve 9, the third movable handle 10, the third buffer tube 11, the third buffer valve 12, the second check valve 13, the liquid inlet and outlet pipe 14, the flange body 15, the reinforcing rib 16, the second buffer valve 17 and the second buffer tube 18 are all universal standard parts or parts known by a person skilled in the art, and the standard parts used in the document can be purchased from the market, can be customized according to the description of the specification and the description of the drawings, and the structure and the principle of the flange support plate can be known by a technical manual or a conventional experimental method.

Referring to fig. 1-2, a liquid phase filling structure for a rear pipeline of a low temperature tank car comprises a flange support plate body 1, a flange body 15 is fixedly connected to the top of the flange support plate body 1 through bolts, a reinforcing rib 16 is fixedly connected to the bottom of the flange body 15 and the back of the flange support plate body 1 through bolts, an infusion tube 5 is fixedly connected to the inner side of the flange body 15 through bolts, a first buffer valve 2 is fixedly connected to the right side of the surface of the infusion tube 5 through bolts, a first buffer tube 3 is fixedly connected to the top of the first buffer valve 2, a second buffer valve 17 is fixedly connected to the middle end of the surface of the infusion tube 5 and the left side of the first buffer valve 2 through bolts, a second buffer tube 18 is fixedly connected to the top of the second buffer valve 17, a third buffer valve 12 is fixedly connected to the left side of the surface of the infusion tube 5 and the left, the top of the third buffer valve 12 is fixedly connected with a third buffer tube 11, the right side of the surface of the infusion tube 5 is fixedly connected with a liquid inlet and outlet tube 14, the top of the liquid inlet and outlet tube 14 is fixedly connected with a second check valve 13 through a bolt, the input end of the infusion tube 5 is fixedly connected with an upper liquid inlet tube 6, the left side of the upper liquid inlet tube 6 is fixedly connected with a first check valve 9 through a bolt, the top of the upper liquid inlet tube 6 is fixedly connected with an upper liquid inlet 8 through a bolt, the effects of excellent universality, convenient operation and remarkable efficiency are achieved, the top of the first buffer tube 3 is fixedly connected with a first movable handle 4 through a bolt, the surface of the first movable handle 4 is sleeved with a natural latex rubber handle sleeve, the surface of the natural latex rubber handle sleeve is provided with anti-skid threads which are arranged in a staggered manner, the top of the second buffer tube, the surface cover of second activity handle 7 is equipped with natural emulsion rubber handle cover, anti-skidding screw thread has been seted up on the surface of natural emulsion rubber handle cover, and anti-skidding screw thread is crisscross setting, bolt fixedly connected with third activity handle 10 is passed through at the top of third buffer tube 11, the surface cover of third activity handle 10 is equipped with natural emulsion rubber handle cover, anti-skidding screw thread has been seted up on the surface of natural emulsion rubber handle cover, and anti-skidding screw thread is crisscross setting, the quantity of strengthening rib 16 is two, and evenly distributed is in the both sides at the 1 back of flange backup pad body, the surface spraying of strengthening rib 16 has epoxy coating, and epoxy coating's thickness is the hundredth of 16 thickness of strengthening rib.

When in use, the liquid phase port consists of an upper liquid inlet pipe 6 and a liquid inlet and outlet pipe 14, the liquid phase port is positioned in the middle of the whole pipeline, an emergency cut-off valve is inserted and welded by adopting a stainless steel pipe, the control of the liquid charging and discharging process of the pipeline is realized by a long-axis stop valve, one end of the stainless steel pipe is connected with an interlayer pipeline and extends to the inside of the tank body, the other end of the stainless steel pipe is connected with a liquid charging port flange, a flange fastener and a support piece of the liquid charging port, the whole tank car liquid phase charging and discharging pipeline is formed, the support at the flange body 15 is higher than the original design, the allowance is fully considered when a filling arm structure is adopted for a liquid charging station in local areas for butt joint, the quick butt joint and disassembly of the filling arm and the liquid phase port of the tank car are convenient, the middle part of the liquid phase port flange is connected with a, the flange supporting plate has the advantages that follow-up maintenance is facilitated, the rear portion of the flange supporting plate is assembled and welded through the reinforcing plate and the supporting plate, the supporting plate is strengthened to a certain extent, the vibration influence on the flange during driving and liquid filling of the whole vehicle is reduced, and the welding opening phenomenon of the flange assembly is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.