CN215974937U - A pump protection device that evacuates for chemical industry article tank wagon - Google Patents
A pump protection device that evacuates for chemical industry article tank wagon Download PDFInfo
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- CN215974937U CN215974937U CN202121733859.5U CN202121733859U CN215974937U CN 215974937 U CN215974937 U CN 215974937U CN 202121733859 U CN202121733859 U CN 202121733859U CN 215974937 U CN215974937 U CN 215974937U
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Abstract
The utility model discloses an evacuation protection device for an unloading pump of a chemical tank wagon, which comprises a gas-liquid separation tank, a pipeline sight glass, a ball valve and an unloading pump, wherein the gas-liquid separation tank is connected with the pipeline sight glass; the gas-liquid separation tank is of a horizontal structure and comprises a liquid inlet pipe and a liquid outlet pipe, the liquid inlet pipe is arranged at a position which is 45 degrees upwards on the left side of the gas-liquid separation tank, and the liquid inlet pipe is a 45-degree bent pipe; the liquid outlet pipe is arranged at the bottom of the gas-liquid separation tank and is a 90-degree bent pipe; the pipeline sight glass comprises a pipeline and two pieces of transparent glass, and the two pieces of transparent glass are respectively arranged on the front side and the rear side of the pipeline; the liquid outlet pipe of the gas-liquid separation tank is connected with the left end of the pipeline viewing mirror, the right end of the pipeline viewing mirror is connected with the left end of the ball valve, and the right end of the ball valve is connected with the unloading pump. The evacuation protection device for the unloading pump of the chemical tank wagon can effectively avoid pump cavitation and evacuation idling, and solves the problems that the prior art needs to sample the top of the tank wagon and is difficult to detect water; the waste excess materials of the tank car are greatly reduced, and the time and the production cost are saved.
Description
Technical Field
The utility model relates to the technical field of unloading pumps, in particular to an unloading pump evacuation protection device for a chemical tank wagon.
Background
The liquid chemical road tank car is unloaded by a pump, and is conveyed to a raw material storage tank after pressurization, the pump is required to be filled and emptied before unloading by the pump of any structure or form, the pump is easy to empty along with the reduction of the liquid level of the tank car after unloading, particularly, a medium with small density is easy to form cavitation erosion, the pump is vibrated or idled, the pump is required to be refilled and exhausted, and in severe cases, idling overtemperature or vibration can be caused to damage sealing and bearings.
Based on the situation, the utility model provides the evacuation protection device for the unloading pump of the chemical tank wagon, which can effectively solve one or more of the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an evacuation protection device for an unloading pump of a chemical tank car. The unloading pump evacuation protection device for the chemical tank car is simple in structure and convenient to use, pump filling and exhaust are easier, safe and convenient through the matching arrangement of the gas-liquid separation tank and the pipeline sight glass, pump cavitation and evacuation idling can be effectively avoided, and the problems that sampling at the top of the tank car is troublesome and water detection is difficult are solved; the waste excess materials of the tank car are greatly reduced, and the time and the production cost are saved.
The utility model is realized by the following technical scheme:
a kind of evacuation protective device of unloading pump used for chemical tank wagon, including gas-liquid separation tank, pipeline sight glass, ball valve and unloading pump;
the gas-liquid separation tank is of a horizontal structure and comprises a liquid inlet pipe and a liquid outlet pipe, the liquid inlet pipe is arranged at a position which is 45 degrees upwards on the left side of the gas-liquid separation tank, and the liquid inlet pipe is a 45-degree bent pipe; the liquid outlet pipe is arranged at the bottom of the gas-liquid separation tank and is a 90-degree bent pipe;
the pipeline sight glass comprises a pipeline and two pieces of transparent glass for observing the internal condition of the pipeline, and the two pieces of transparent glass are respectively arranged on the front side and the rear side of the pipeline;
the liquid outlet pipe of the gas-liquid separation tank is connected with the left end of the pipeline view mirror, the right end of the pipeline view mirror is connected with the left end of the ball valve, and the right end of the ball valve is connected with the unloading pump.
The utility model aims to provide an evacuation protection device for an unloading pump of a chemical tank car. The unloading pump evacuation protection device for the chemical tank car is simple in structure and convenient to use, pump filling and exhaust are easier, safe and convenient through the matching arrangement of the gas-liquid separation tank and the pipeline sight glass, pump cavitation and evacuation idling can be effectively avoided, and the problems that sampling at the top of the tank car is troublesome and water detection is difficult are solved; the waste excess materials of the tank car are greatly reduced, and the time and the production cost are saved.
Preferably, the diameter of the gas-liquid separation tank is 200-250 cm.
Preferably, the length of the gas-liquid separation tank is 60 cm.
Preferably, the gas-liquid separation tank is provided with an exhaust pipeline.
Preferably, a valve is arranged on the exhaust pipeline.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
the unloading pump evacuation protection device for the chemical tank car is simple in structure and convenient to use, pump filling and exhaust are easier, safe and convenient through the matching arrangement of the gas-liquid separation tank and the pipeline sight glass, pump cavitation and evacuation idling can be effectively avoided, and the problems that sampling at the top of the tank car is troublesome and water detection is difficult are solved; the waste excess materials of the tank car are greatly reduced, and the time and the production cost are saved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1, the utility model provides an evacuation protection device for an unloading pump of a chemical tank wagon, which comprises a gas-liquid separation tank 1, a pipeline viewing mirror 2, a ball valve 3 and an unloading pump 4;
the gas-liquid separation tank 1 is of a horizontal structure, the gas-liquid separation tank 1 comprises a liquid inlet pipe 11 and a liquid outlet pipe 12, the liquid inlet pipe 11 is arranged at a position 45 degrees upwards on the left side of the gas-liquid separation tank 1, and the liquid inlet pipe 11 is a 45-degree bent pipe; the liquid outlet pipe 12 is arranged at the bottom of the gas-liquid separation tank 1, and the liquid outlet pipe 12 is a 90-degree bent pipe;
in order to make the liquid inlet pipe 11 lower than the discharge opening of the tank car, the gas-liquid separation tank 1 is thus provided in a horizontal structure.
The pipe sight glass 2 comprises a pipe 21 and two pieces of transparent glass 22 for observing the internal condition of the pipe 21, and the two pieces of transparent glass 22 are respectively arranged on the front side and the rear side of the pipe 21;
can observe whether there is the gaseous phase in the pipeline 21 at any time through setting up pipeline sight glass 2, combine 4 export pressure sight values of pump of unloading to adjust the pump of unloading 4 outlet valve door opening, guarantee to be liquid in the pump of unloading 4 cavitys, avoid pump of unloading 4 to find time or produce the phenomenon of cavitation erosion, reduce pump of unloading 4 fault rates, reduce the maintenance cost, improve pump of unloading 4 life-span, operating personnel can not be because of can't seeing the internal conditions again, and can't accurately judge the gas-liquid phase situation in pipeline 21, lead to managing to find time and frequently start and close the pump of unloading 4, cause the problem of inefficiency and harm seal and bearing.
The liquid outlet pipe 12 of the gas-liquid separation tank 1 is connected with the left end of the pipeline viewing mirror 2, the right end of the pipeline viewing mirror 2 is connected with the left end of the ball valve 3, and the right end of the ball valve 3 is connected with the unloading pump 4.
Example 2:
as shown in fig. 1, the utility model provides an evacuation protection device for an unloading pump of a chemical tank wagon, which comprises a gas-liquid separation tank 1, a pipeline viewing mirror 2, a ball valve 3 and an unloading pump 4;
the gas-liquid separation tank 1 is of a horizontal structure, the gas-liquid separation tank 1 comprises a liquid inlet pipe 11 and a liquid outlet pipe 12, the liquid inlet pipe 11 is arranged at a position 45 degrees upwards on the left side of the gas-liquid separation tank 1, and the liquid inlet pipe 11 is a 45-degree bent pipe; the liquid outlet pipe 12 is arranged at the bottom of the gas-liquid separation tank 1, and the liquid outlet pipe 12 is a 90-degree bent pipe;
in order to make the liquid inlet pipe 11 lower than the discharge opening of the tank car, the gas-liquid separation tank 1 is thus provided in a horizontal structure.
The pipe sight glass 2 comprises a pipe 21 and two pieces of transparent glass 22 for observing the internal condition of the pipe 21, and the two pieces of transparent glass 22 are respectively arranged on the front side and the rear side of the pipe 21;
can observe whether there is the gaseous phase in the pipeline 21 at any time through setting up pipeline sight glass 2, combine 4 export pressure sight values of pump of unloading to adjust the pump of unloading 4 outlet valve door opening, guarantee to be liquid in the pump of unloading 4 cavitys, avoid pump of unloading 4 to find time or produce the phenomenon of cavitation erosion, reduce pump of unloading 4 fault rates, reduce the maintenance cost, improve pump of unloading 4 life-span, operating personnel can not be because of can't seeing the internal conditions again, and can't accurately judge the gas-liquid phase situation in pipeline 21, lead to managing to find time and frequently start and close the pump of unloading 4, cause the problem of inefficiency and harm seal and bearing.
The liquid outlet pipe 12 of the gas-liquid separation tank 1 is connected with the left end of the pipeline viewing mirror 2, the right end of the pipeline viewing mirror 2 is connected with the left end of the ball valve 3, and the right end of the ball valve 3 is connected with the unloading pump 4.
Further, in another embodiment, the diameter of the gas-liquid separation tank 1 is 200-250 cm.
Further, in another embodiment, the length of the knock-out pot 1 is 60 cm.
Further, in another embodiment, an exhaust pipe 23 is provided on the gas-liquid separation tank 1.
The exhaust pipeline 23 is an exhaust port and can be used as a sampling port, and the problems that the tank car needs to sample and detect water from the top are solved.
Further, in another embodiment, a valve 231 is disposed on the exhaust pipe 23.
The valve 231 can open and close the exhaust duct 23 at any time.
The unloading pump evacuation protection device for a chemical tank car according to the utility model can be easily manufactured or used by a person skilled in the art on the basis of the description of the utility model and the attached drawings, and can produce the positive effects described in the utility model.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally 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 above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (5)
1. The utility model provides a pump protection device that evacuates that unloads for chemicals tank wagon which characterized in that: comprises a gas-liquid separation tank (1), a pipeline sight glass (2), a ball valve (3) and an unloading pump (4);
the gas-liquid separation tank (1) is of a horizontal structure, the gas-liquid separation tank (1) comprises a liquid inlet pipe (11) and a liquid outlet pipe (12), the liquid inlet pipe (11) is arranged at a position which is 45 degrees upwards on the left side of the gas-liquid separation tank (1), and the liquid inlet pipe (11) is a 45-degree bent pipe; the liquid outlet pipe (12) is arranged at the bottom of the gas-liquid separation tank (1), and the liquid outlet pipe (12) is a 90-degree bent pipe;
the pipeline sight glass (2) comprises a pipeline (21) and two pieces of transparent glass (22) for observing the internal condition of the pipeline (21), wherein the two pieces of transparent glass (22) are respectively arranged on the front side and the rear side of the pipeline (21);
the liquid outlet pipe (12) of the gas-liquid separation tank (1) is connected with the left end of the pipeline view mirror (2), the right end of the pipeline view mirror (2) is connected with the left end of the ball valve (3), and the right end of the ball valve (3) is connected with the unloading pump (4).
2. The pump evacuation protection device for chemical tank trucks of claim 1, wherein: the diameter of the gas-liquid separation tank (1) is 200-250 cm.
3. The pump evacuation protection device for chemical tank trucks of claim 1, wherein: the length of the gas-liquid separation tank (1) is 60 cm.
4. The pump evacuation protection device for chemical tank trucks of claim 1, wherein: an exhaust pipeline (23) is arranged on the gas-liquid separation tank (1).
5. The pump evacuation protection device for chemical tank trucks of claim 4, wherein: and a valve (231) is arranged on the exhaust pipeline (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121733859.5U CN215974937U (en) | 2021-07-28 | 2021-07-28 | A pump protection device that evacuates for chemical industry article tank wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121733859.5U CN215974937U (en) | 2021-07-28 | 2021-07-28 | A pump protection device that evacuates for chemical industry article tank wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215974937U true CN215974937U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121733859.5U Active CN215974937U (en) | 2021-07-28 | 2021-07-28 | A pump protection device that evacuates for chemical industry article tank wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215974937U (en) |
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2021
- 2021-07-28 CN CN202121733859.5U patent/CN215974937U/en active Active
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