CN215293830U - Power mechanism of cut-off valve of tank truck with pump - Google Patents
Power mechanism of cut-off valve of tank truck with pump Download PDFInfo
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- CN215293830U CN215293830U CN202121737767.4U CN202121737767U CN215293830U CN 215293830 U CN215293830 U CN 215293830U CN 202121737767 U CN202121737767 U CN 202121737767U CN 215293830 U CN215293830 U CN 215293830U
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Abstract
The utility model relates to a take pump to unload tank wagon trip valve power unit, including the PMKD who locates the exit one side of air entrainment car, be equipped with the driving piece that can independently open and stop on the PMKD, so the output of driving piece is connected with the valve rod transmission of the inlet and outlet control valve of air entrainment car, opening of the inlet and outlet control valve of the steerable air entrainment car of driving piece. The utility model has the characteristics of the control of accessible driving piece realizes that the mechanical type is opened and close, and can be independent of the power supply system work of air entrainment car for control valve accessible mechanical system realizes opening and close, and hard and difficulty when effectively having avoided the manual work to open makes opening and close of control valve more simple and convenient and easy operation etc.
Description
Technical Field
The utility model relates to a take pump to unload tank wagon trip valve power unit.
Background
At present, liquefied gas is widely used as clean energy in various applications, although the liquefied gas can be conveyed by laying underground pipelines in cities or developed towns, so that various use requirements of people are met; in the remote mountain area, due to the comprehensive influence of the geographical environment of the remote mountain area and the like, a convenient liquefied gas using channel is difficult to provide for people by laying a pipeline for ventilation, usually, liquefied gas is transported to the remote mountain area by different vehicle transportation modes to provide liquefied gas for people for use, and some transportation vehicles are upgraded into a tank truck with a pump and a self-discharging function for improving the transportation and carrying operation efficiency.
However, when the existing liquid tank truck with the pump is filled with liquid, the liquid tank truck with the pump usually needs to be shut down first, when the liquid tank truck with the pump is shut down, the whole truck stops supplying power, the liquid tank truck with the pump is provided with a plurality of valves for supplying liquefied gas to enter and exit, the valves of the liquid tank truck with the pump are large in opening required acting force, and the valves of the liquid tank truck with the pump are difficult to open manually.
Disclosure of Invention
An object of the utility model is to provide a take pump to unload tank wagon trip valve power unit, the take pump of having solved the prior art existence unloads the tank wagon after flame-out, and the valve is artifical opens hard and difficult scheduling problem.
The above technical purpose of the present invention is mainly solved by the following technical solutions: a power mechanism of a cut-off valve of a tank truck with a pump comprises a fixed bottom plate arranged on one side of an inlet and an outlet of the tank truck with the pump, wherein a driving piece capable of being started and stopped independently is arranged on the fixed bottom plate, so that the output end of the driving piece is in transmission connection with a valve rod of an inlet and outlet control valve of the tank truck with the pump, and the driving piece can control the opening of the inlet and outlet control valve of the tank truck with the pump; the setting of above-mentioned driving piece, make the control valve that the tank car was unloaded to the band pump realize that the mechanical type is opened through the control of driving piece, and can be independent of the power supply system work that the tank car was unloaded to the band pump, avoid receiving the restriction that the tank car power supply system was unloaded to the band pump and cause the interference to the transport of liquefied gas, the output of driving piece is connected with the valve rod transmission of the import and export control valve that the tank car was unloaded to the band pump simultaneously, make the control valve realize opening through mechanical system, hard when having avoided the manual work to open, make opening of control valve more simple and convenient and light.
Preferably, a first swing rod capable of swinging around an axis is arranged on an output shaft of the driving part, one end of the first swing rod is rigidly connected with the output shaft of the driving part, and the other end of the first swing rod is connected with a control valve rod of an inlet and an outlet of the tank truck with the pump unloading through a first pull rope; the first swing rod and the first pull rope are arranged, so that the driving piece can drive the first swing rod, the first swing rod can realize opening control of the control valve through swinging and transmission of the first pull rope, meanwhile, the first pull rope is soft in texture, and after the first swing rod is reversely swung, the first pull rope is loosened, and the control valve can be automatically closed.
Preferably, a valve rod of a control valve at the inlet and outlet of the pump-equipped tank truck is connected with the first pull rope through a second swing rod, one end of the second swing rod is rigidly connected with the valve rod of the control valve at the inlet and outlet of the pump-equipped tank truck, and the other end of the second swing rod is connected with the first pull rope; the second swing rod is arranged, the connection reliability of the second swing rod and the first pull rope is improved, meanwhile, the first pull rope can be pulled through the driving piece, the second swing rod is pulled, the second swing rod and the first swing rod are turned over synchronously, and therefore the control valve is controlled to be opened.
Preferably, a third oscillating bar which is arranged in parallel with the first oscillating bar and can oscillate around the axis is arranged on the output shaft of the driving part, one end of the third oscillating bar is rigidly connected with the output shaft of the driving part, and the other end of the third oscillating bar is connected with a control valve rod of an inlet and an outlet at the other position on the pump-mounted liquid-discharging tank car through a second pull rope; the third swing rod and the second pull rope are arranged, so that the driving part can drive the first swing rod and synchronously drive the third swing rod, the other control valve can be synchronously opened by swinging the third swing rod, the driving part can be simultaneously opened for a plurality of control valves, the energy loss is reduced, and the cost is effectively saved.
Preferably, a valve rod of a control valve at the inlet and outlet of the pump-equipped tank truck is connected with a second pull rope through a fourth swing rod, one end of the fourth swing rod is rigidly connected with the valve rod of the control valve at the inlet and outlet of the pump-equipped tank truck, and the other end of the fourth swing rod is connected with the second pull rope; the fourth swing rod is arranged, so that the driving part can simultaneously drive the first swing rod and the third swing rod to swing towards one side to open the control valve, and can also simultaneously drive the first swing rod and the third swing rod to swing towards the other side to close the control valve, and the delay influence of opening and closing of any control valve on the conveying efficiency of liquefied gas is avoided.
Preferably, the fixed base is provided with a fixed pulley, and one end of the second pull rope is connected with the fourth swing rod after bypassing the fixed pulley; the fixed pulley is arranged so as to change the working direction of the second pull rope, so that the fixed pulley is adapted to different control valves at different relative positions, and when the driving piece drives each swing rod to overturn towards the same side, the opening and closing of the control valves are kept consistent, and the stability of conveying liquefied gas is guaranteed.
Therefore, the utility model has the characteristics of the control of accessible driving piece realizes that the mechanical type is opened and close, and can be independent of the power supply system work of taking the pump to unload the tank wagon for control valve accessible mechanical system realizes opening and close, has effectively avoided hard and the difficulty when the manual work is opened, makes opening and close of control valve more portably and easily operate etc.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
As shown in fig. 1, a power mechanism of a cut-off valve of a tank truck with a pump comprises a fixed base plate 1 arranged on one side of an inlet and an outlet of the tank truck with the pump, and a driving member 2 capable of being started and stopped independently is arranged on the fixed base plate 1, so that the output end of the driving member 2 is in transmission connection with a valve rod of an inlet and outlet control valve of the tank truck with the pump, and the driving member 2 can control the inlet and outlet control valve of the tank truck with the pump to be opened.
The driving member capable of being started and stopped independently is arranged by adopting a rotary cylinder in the embodiment, is an existing product in the current market, is the prior art, and is not described again here; when the pump-loaded liquid tank truck is filled with liquefied gas, the driving piece synchronously opens each control valve, and each control valve can simultaneously convey the liquefied gas.
A first swing rod 21 capable of swinging around an axis is arranged on an output shaft of the driving part 2, one end of the first swing rod 21 is rigidly connected with the output shaft of the driving part 2, and the other end of the first swing rod 21 is connected with a control valve rod of an inlet and an outlet of the liquid unloading tanker with the pump through a first pull rope 22; the valve rod of the control valve at the inlet and outlet of the liquid tank truck with the pump is connected with the first pull rope 22 through the second swing rod 23, one end of the second swing rod 23 is rigidly connected with the valve rod of the control valve at the inlet and outlet of the liquid tank truck with the pump, and the other end of the second swing rod 23 is connected with the first pull rope 22.
A third swing rod 24 which is arranged in parallel with the first swing rod 21 and can swing around an axis is arranged on an output shaft of the driving part 2, one end of the third swing rod 24 is rigidly connected with the output shaft of the driving part 2, and the other end of the third swing rod 24 is connected with a control valve rod of a control valve at another inlet and outlet on the pump-mounted liquid-discharging tank truck through a second pull rope 25; a valve rod of a control valve of an inlet and an outlet of the liquid tank truck with the pump is connected with a second pull rope 25 through a fourth swing rod 26, one end of the fourth swing rod 26 is rigidly connected with the valve rod of the control valve of the inlet and the outlet of the liquid tank truck with the pump, and the other end of the fourth swing rod 26 is connected with the second pull rope 25; the fixed base 1 is provided with a fixed pulley 11, and one end of the second pull rope 25 is connected with the fourth swing link 26 after passing around the fixed pulley 11.
When the driving part is started, an output shaft of the driving part rotates to drive the first swing rod and the third swing rod to simultaneously overturn, the number of the swing rods is set according to the number of actual control valves, a first pull rope is pulled by the overturning of the first swing rod, a second swing rod is pulled by the first pull rope to overturn, a valve rod of the control valve is driven to rotate when the second swing rod overturns, a second pull rope is pulled by the overturning of the third swing rod, the second pull rope moves on the fixed pulley to realize the pulling of the fourth swing rod, when the fourth swing rod is pulled by the second pull rope to overturn, the valve rod of the control valve is driven by the fourth swing rod to rotate, the first pull rope and the second pull rope are tightened at the moment, and therefore all the control valves are synchronously opened.
When the control valve needs to be closed, the output shaft of the driving piece reversely rotates, the first swing rod and the third swing rod are driven to synchronously and reversely overturn, the pulling of the first pull rope and the second pull rope is cancelled, the first pull rope and the second pull rope are made to loosen, the second swing rod and the fourth swing rod can reversely overturn, the valve of the control valve has a reset function, after the first pull rope and the second pull rope are loosened, the valve of the control valve drives the second swing rod and the fourth swing rod to overturn through the valve rod, the automatic closing of the control valve is achieved, and after the second swing rod and the fourth swing rod overturn, the first pull rope and the second pull rope are tightened again, and the control valve is opened next time.
Claims (6)
1. The utility model provides a take pump to unload tank car trip valve power unit which characterized in that: the automatic control device comprises a fixed base plate (1) arranged on one side of an inlet and an outlet of a tank truck with a pump, wherein a driving piece (2) capable of being started and stopped independently is arranged on the fixed base plate (1), so that the output end of the driving piece (2) is in transmission connection with a valve rod of an inlet and outlet control valve of the tank truck with the pump, and the driving piece (2) can control the opening of the inlet and outlet control valve of the tank truck with the pump.
2. The power mechanism of the cut-off valve of the liquid unloading tanker with pump as claimed in claim 1, characterized in that: the output shaft of the driving part (2) is provided with a first swing rod (21) capable of swinging around an axis, one end of the first swing rod (21) is rigidly connected with the output shaft of the driving part (2), and the other end of the first swing rod (21) is connected with a control valve rod of an inlet and an outlet of the tank truck with the pump unloading function through a first pull rope (22).
3. The power mechanism of the cut-off valve of the liquid unloading tanker with pump as claimed in claim 2, characterized in that: the control valve rod of the inlet and outlet of the liquid tank truck with the pump is connected with the first pull rope (22) through a second swing rod (23), one end of the second swing rod (23) is rigidly connected with the control valve rod of the inlet and outlet of the liquid tank truck with the pump, and the other end of the second swing rod (23) is connected with the first pull rope (22).
4. The power mechanism of the cut-off valve of the liquid unloading tanker with pump as claimed in claim 1, characterized in that: and a third oscillating bar (24) which is arranged in parallel with the first oscillating bar (21) and can oscillate around the axis is arranged on the output shaft of the driving part (2), one end of the third oscillating bar (24) is rigidly connected with the output shaft of the driving part (2), and the other end of the third oscillating bar (24) is connected with a control valve rod of another inlet and outlet on the pump-mounted liquid unloading tank truck through a second pull rope (25).
5. The power mechanism of the cut-off valve of the liquid unloading tanker with pump as claimed in claim 4, characterized in that: and a valve rod of a control valve of the inlet and outlet of the liquid tank truck with the pump is connected with a second pull rope (25) through a fourth swing rod (26), one end of the fourth swing rod (26) is rigidly connected with the valve rod of the control valve of the inlet and outlet of the liquid tank truck with the pump, and the other end of the fourth swing rod (26) is connected with the second pull rope (25).
6. A power mechanism for a shut-off valve of a liquid tanker with a pump according to claim 4 or 5, characterized in that: the fixed bottom plate (1) is provided with a fixed pulley (11), and one end of the second pull rope (25) is connected with the fourth swing rod (26) after bypassing the fixed pulley (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737767.4U CN215293830U (en) | 2021-07-28 | 2021-07-28 | Power mechanism of cut-off valve of tank truck with pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737767.4U CN215293830U (en) | 2021-07-28 | 2021-07-28 | Power mechanism of cut-off valve of tank truck with pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215293830U true CN215293830U (en) | 2021-12-24 |
Family
ID=79525173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121737767.4U Active CN215293830U (en) | 2021-07-28 | 2021-07-28 | Power mechanism of cut-off valve of tank truck with pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215293830U (en) |
-
2021
- 2021-07-28 CN CN202121737767.4U patent/CN215293830U/en active Active
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