CN214948256U - Gas pipeline drainage system - Google Patents
Gas pipeline drainage system Download PDFInfo
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- CN214948256U CN214948256U CN202120202809.8U CN202120202809U CN214948256U CN 214948256 U CN214948256 U CN 214948256U CN 202120202809 U CN202120202809 U CN 202120202809U CN 214948256 U CN214948256 U CN 214948256U
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Abstract
The utility model provides a gas pipeline drainage system, which belongs to the technical field of gas pipeline dehydration treatment, and comprises a liquid storage tank, wherein the liquid storage tank is positioned below a gas pipeline, the liquid storage tank is provided with an inner cavity, the upper part of the liquid storage tank is provided with a water inlet, the lower part of the liquid storage tank is provided with a water outlet, the water inlet and the water outlet are respectively communicated with the inner cavity, and the liquid storage tank is suitable for storing condensed water generated in the gas pipeline; the liquid collecting pipeline is suitable for communicating the gas pipeline with the water inlet of the liquid storage tank, and a normally open valve is arranged in the liquid collecting pipeline; the drainage pipeline is suitable for communicating a drainage port of the liquid storage tank with the liquid collecting tank, and a normally closed valve is arranged in the drainage pipeline; the normally open valve and the normally closed valve are alternatively turned off and on so as to realize the alternative communication of the gas pipeline, the liquid collecting pool and the liquid storage tank. Aims to solve the technical problem of enhancing the stability of a gas pipeline dewatering system to prevent gas leakage.
Description
Technical Field
The utility model belongs to the technical field of gas pipeline dehydration, more specifically say, relate to a gas pipeline drainage system.
Background
During the metal smelting process, a large amount of coal gas is generated, the coal gas often contains more steam and atomized water, and during the process of conveying the coal gas to users through a pipeline, a large amount of condensed water can be separated out due to the change of the temperature and the pressure of the coal gas and is stored in the pipeline. The comdenstion water occupies the pipeline volume, increases the pipeline load, and pipeline corrosion is with higher speed, needs in time to discharge, if not in time discharge, can lead to the pipeline water-hammer vibration too big because of a large amount of ponding in the pipeline, causes the pipeline to drop, and the coal gas leaks in a large number and then leads to the incident. At present, the general drainage method mostly adopts a water seal type drainer, continuous manual water adding is needed, the operation and maintenance workload is large, and the maintenance is difficult. In addition, in the use process, due to the existence of strong corrosive media such as dust deposit, sulfide, chloride and the like in the gas pipeline, the effective water seal height is often reduced due to untimely pollution discharge and water seal corrosion, and further the gas leakage accident caused by water seal breakdown is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas pipeline drainage system aims at solving the technical problem of reinforcing gas pipeline dewatering system stability in order to prevent to take place the gas leakage.
For realizing the purpose, the utility model discloses a technical scheme be: the drainage system for the gas pipeline comprises a liquid storage tank, a drainage pipe and a drainage pipe, wherein the liquid storage tank is positioned below the gas pipeline and is provided with an inner cavity, a water inlet is formed in the upper part of the liquid storage tank, a water outlet is formed in the lower part of the liquid storage tank, the water inlet and the water outlet are respectively communicated with the inner cavity, and the liquid storage tank is suitable for storing condensed water generated in the gas pipeline;
the liquid collecting pipeline is suitable for communicating the gas pipeline with the water inlet of the liquid storage tank, and a normally open valve is arranged in the liquid collecting pipeline;
the drainage pipeline is suitable for communicating a drainage port of the liquid storage tank with the liquid collecting tank, and a normally closed valve is arranged in the drainage pipeline;
the normally open valve and the normally closed valve are alternatively turned off and on so as to realize the alternative communication of the gas pipeline, the liquid collecting pool and the liquid storage tank.
As an improvement of the present application to the previous embodiment, an electronic level gauge adapted to measure level information in the fluid reservoir is disposed in the fluid reservoir.
As an improvement of the application to the previous embodiment, both the normally closed valve and the normally open valve adopt electrically operated valves.
As a refinement of the previous embodiment, the electrically operated valve is an electrically operated ball valve.
As another embodiment of this application, the liquid collecting pipe way still include with gas pipeline intercommunication and delivery port are perpendicular horizontal plane to decurrent water collection funnel, intercommunication water collection funnel's delivery port with the inlet tube of the water inlet of liquid storage pot, locate just be close to on the inlet tube the first manual inlet valve of the water inlet of liquid storage pot, and locate just be close to on the inlet tube the manual inlet valve of the second of the water inlet of liquid storage pot, normally open valve sets up first manual inlet valve with between the manual inlet valve of second.
As the improvement of this application to the previous embodiment, the inlet tube is lieing in the normal open valve with the part between the first manual valve of intaking is the buffer segment of intaking that the vertical plane of slope set up.
As an improvement of the previous embodiment, an included angle between the water inlet buffering section and the vertical plane is 20-50 degrees.
As another embodiment of this application, be provided with between normally open valve and the manual water inlet valve of second and sweep the test tube and sweep and detect the internal thread valve, sweep the test tube and be used for letting in gas and sweep clean pipeline and test tube gas tightness, sweep and detect the on-off state that the internal thread valve is used for control to sweep the test tube.
As another embodiment of this application, the drain line is including being suitable for the intercommunication collecting tank with the drain pipe in the outlet of liquid storage pot, and locate on the drain pipe and be close to the manual drain valve of the drain outlet department of liquid storage pot.
The utility model provides a gas pipeline drainage system sets up the normally open valve that is in normally open state in the collector tube way, sets up the normally closed valve that is in normally closed state in the drainage tube way. When collecting the condensate water in the gas piping, the normally closed valve is closed, and normally open valve opens, and in the condensate water got into the liquid storage tank by the collecting main way via normally open valve, when the condensate water was collected the uniform time, the condensate water in the liquid storage tank reachd certain liquid level height, need discharge, closed normally open valve this moment after, opened normally closed valve, the condensate water of collecting in the liquid storage tank was discharged via normally closed valve by drainage pipe and is got into the collecting tank and collect. The utility model discloses a set up respectively in collecting channel and drain line can alternate normally open valve and the normally closed valve that closes and open, realized no matter be the collection or the emission of comdenstion water, all thoroughly cut off gas piping and drain line's passageway, reduced the risk of gas leakage, promoted the security of gas piping drainage operation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a gas pipeline drainage system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a remote control system according to an embodiment of the present invention;
FIG. 3 is a schematic view of a liquid collecting pipe according to an embodiment of the present invention;
wherein, in the figures, the respective reference numerals:
1. a gas pipeline; 2. a water collection funnel; 3. a water inlet pipe; 31. a water inlet buffer section; 4. a first manual water inlet valve; 5. a normally open valve; 6. purging the detection pipe; 7. purging and detecting the internal thread valve; 8. a second manual water inlet valve; 9. an electronic level gauge; 10. a liquid storage tank; 11. a drain pipe; 12. a manual drain valve; 13. a normally closed valve; 14. a liquid collecting tank; 15. a liquid suction pipe of the liquid collecting tank; 16. a remote control unit.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the system or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, a gas pipeline drainage system according to the present invention will now be described. The gas pipeline drainage system comprises a liquid storage tank 10, a liquid collecting pipeline and a drainage pipeline, wherein the liquid storage tank 10 is positioned below a gas pipeline 1, the liquid storage tank 10 is provided with an inner cavity, the upper part of the liquid storage tank is provided with a water inlet, the lower part of the liquid storage tank is provided with a water outlet, the water inlet and the water outlet are respectively communicated with the inner cavity, and the liquid storage tank 10 is suitable for storing condensed water generated in the gas pipeline 1;
the liquid collecting pipeline is suitable for communicating the gas pipeline 1 with a water inlet of the liquid storage tank 10, and a normally open valve 5 is arranged in the liquid collecting pipeline;
the drainage pipeline is suitable for being communicated with a water outlet of the liquid storage tank 10 and a liquid collecting tank 14, and a normally closed valve 13 is arranged in the drainage pipeline;
the normally open valve 5 and the normally closed valve 13 are alternately turned off and turned on, so that the gas pipeline 1, the liquid collecting pool 14 and the liquid storage tank 10 are alternately communicated.
The utility model provides a gas pipeline drainage system sets up the normally open valve 5 that is in normally open state in the collector tube way, sets up the normally closed valve 13 that is in normally closed state in the drainage tube way. When collecting condensate water in the gas pipeline 1, the normally closed valve 13 is closed, the normally open valve 5 is opened, the condensate water enters the liquid storage tank 10 through the normally open valve 5 by the liquid collecting pipeline, when the condensate water is collected for a certain time, the condensate water in the liquid storage tank 10 reaches a certain liquid level height and needs to be discharged, after the normally open valve 5 is closed, the normally closed valve 13 is opened, and the condensate water collected in the liquid storage tank 10 is discharged through the normally closed valve 13 by the water discharging pipeline and enters the liquid collecting tank 14 for collection. The utility model discloses a set up respectively in collecting channel and drainage pipe can alternate and close and the normally open valve 5 and the normally closed valve 13 of opening, realized no matter be the collection or the emission of comdenstion water, all thoroughly cut off gas piping 1 and drainage pipe's route, reduced the risk of gas leakage, promoted the security of 1 drainage operations of gas piping.
As a modified embodiment, the liquid storage tank 10 is provided with an electronic liquid level meter 9 which is suitable for measuring liquid level information in the liquid storage tank 10. The quantity of the condensed water in the gas pipeline 1 is different in different seasons and under different temperature and humidity conditions, and the electronic liquid level meter 9 arranged in the liquid storage tank 10 can monitor the liquid level of the condensed water in the liquid storage tank 10 in real time, so that timely drainage is realized, the problem of liquid accumulation in the gas pipeline 1 caused by untimely drainage is avoided, or the result of frequent drainage caused by uncertain liquid level of the condensed water in the liquid storage tank 10 is avoided, and the labor intensity of operators is reduced.
Fig. 2 shows a further improved embodiment of the present system, in which both the normally closed valve 13 and the normally open valve 5 are electrically operated valves. The normally closed valve 13 and the normally open valve 5 can be connected with a remote control part 16, and the remote control part 16 controls the normally closed valve 13 and the normally open valve 5 to be alternately opened and closed. The remote control part 16 is simultaneously connected with the electronic liquid level meter 9, the remote control part 16 remotely monitors liquid level information in the liquid storage tank 10 through the electronic liquid level meter 9, the normally closed valve 13 and the normally open valve 5 can be remotely controlled by manual operation, a preset value can also be set for the remote control part 16, and the remote control part 16 automatically and remotely controls the normally closed valve 13 and the normally open valve 5 to be alternatively turned off and turned on by comparing the monitored liquid level information with the preset value. Through selecting for use electric valve as normally closed valve 13 with normally open valve 5 can realize automatic or manual remote control normally closed valve 13 with normally open valve 5 realizes the remote operation of 1 drainage operations of gas piping, reduces operative employee intensity of labour, and the operative employee keeps away from the operation scene, has avoided the injury that the gas leakage that probably takes place produced the operative employee, has further promoted the security of 1 drainage operations of gas piping.
Specifically, the electric valve can be an electric ball valve. The electric ball valve has the advantages of small fluid resistance, quick opening and closing, good sealing performance, easy realization of automatic control and the like, and the safety of the system can be further improved by adopting the electric ball valve.
Referring to fig. 1, as a specific embodiment of the liquid collecting pipeline, the liquid collecting pipeline further includes a water collecting funnel 2 communicated with the gas pipeline 1 and having a water outlet facing downward in a vertical horizontal plane, a water inlet pipe 3 communicating the water outlet of the water collecting funnel 2 with the water inlet of the liquid storage tank 10, a first manual water inlet valve 4 disposed on the water inlet pipe 3 and close to the water inlet of the liquid storage tank 10, and a second manual water inlet valve 8 disposed on the water inlet pipe 3 and close to the water inlet of the liquid storage tank 10, wherein a normally open valve 5 is disposed between the first manual water inlet valve 4 and the second manual water inlet valve 8. The water collection funnel 2 is arranged to collect condensed water in the gas pipeline 1. Through set up first manual inlet valve 4 and the manual inlet valve 8 of second on the inlet tube 3, realize the connected state between manual control gas pipeline 1 and liquid storage pot 10 and the normally open valve 5, improve the operational safety nature of this system.
Referring to fig. 1 and 3, as a modified embodiment, a part of the water inlet pipe 3 between the normally open valve 5 and the first manual water inlet valve 4 is a water inlet buffer section 31 disposed obliquely to a vertical plane. When the condensed water flows into the water inlet buffer section 31, the acceleration of the condensed water along the direction of the pipeline is reduced, the arrangement of the water inlet buffer section 31 can prevent the condensed water from flowing down too fast, and the excessive impact of the condensed water on the valve, the pipeline and the liquid storage tank 10 is avoided.
Referring to fig. 3, in particular, an included angle of 20 to 50 ° is formed between the water inlet buffer section 31 and the vertical plane. Preferably, when the included angle between the water inlet buffer section 31 and the vertical plane is 30 degrees, the flow rate is moderate when condensed water flows out of the water inlet buffer section 31, and the impact on subsequent valves, pipelines and the liquid storage tank 10 is small.
Referring to fig. 1, as an improved embodiment, a purging detection pipe 6 and a purging detection internal thread valve 7 are disposed between the normally open valve 5 and the second manual water inlet valve 8, the purging detection pipe 6 is used for introducing gas to purge the cleaning pipeline and detect the airtightness of the pipeline, and the purging detection internal thread valve 7 is used for controlling the open/close state of the purging detection pipe 6. Because the condensed water in the gas pipeline 1 contains strong corrosive media such as deposited ash, sulfide, chloride and the like, the purging detection pipe 6 is arranged, and gas is introduced to purge the pipeline of the system, so that the cleaning of the strong corrosive media is realized, and the protection of the valve, the pipeline and the liquid storage tank 10 of the system is realized. The gas tightness of the corresponding pipeline and the corresponding part can be detected by introducing gas into the purging detection pipe 6 and closing the corresponding valve.
Referring to fig. 1, as a specific embodiment of the drainage pipeline, the drainage pipeline further includes a drainage pipe 11 adapted to communicate a liquid collecting tank 14 with a drainage port of the liquid storage tank 10, and a manual drainage valve 12 disposed on the drainage pipe 11 and close to the drainage port of the liquid storage tank 10. The manual drainage valve 12 is arranged on the drainage pipe 11, so that the communication state between the liquid storage tank 10 and the normally closed valve 13 is manually controlled, and the operation safety of the system is improved.
Referring to fig. 1, as an embodiment, the liquid collecting tank 14 discharges the condensed water entering the liquid collecting tank 14 into an in-site drainage ditch or an industrial wastewater treatment system through a liquid collecting tank liquid pumping pipe 15, so as to reduce the pressure of the subsequent condensed water treatment work.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. Gas pipeline drainage system, its characterized in that includes:
the liquid storage tank is positioned below the gas pipeline and is provided with an inner cavity, a water inlet is formed in the upper part of the liquid storage tank, a water outlet is formed in the lower part of the liquid storage tank, the water inlet and the water outlet are respectively communicated with the inner cavity, and the liquid storage tank is suitable for storing condensed water generated in the gas pipeline;
the liquid collecting pipeline is suitable for communicating the gas pipeline with the water inlet of the liquid storage tank, and a normally open valve is arranged in the liquid collecting pipeline;
the drainage pipeline is suitable for communicating a drainage port of the liquid storage tank with the liquid collecting tank, and a normally closed valve is arranged in the drainage pipeline;
the normally open valve and the normally closed valve are alternatively turned off and on so as to realize the alternative communication of the gas pipeline, the liquid collecting pool and the liquid storage tank.
2. The gas pipeline drainage system of claim 1, wherein the liquid storage tank is provided with an electronic level gauge adapted to measure level information in the liquid storage tank.
3. The gas pipeline drainage system of claim 2, wherein the normally closed valve and the normally open valve are electrically operated valves.
4. A gas pipeline drainage system as claimed in claim 3, wherein the electrically operated valve is an electrically operated ball valve.
5. The gas pipeline drainage system of claim 1, wherein the liquid collection pipeline further comprises a water collection funnel communicating with the gas pipeline and having a water outlet facing downward vertically and horizontally, a water inlet pipe communicating the water outlet of the water collection funnel with the water inlet of the liquid storage tank, a first manual water inlet valve disposed on the water inlet pipe and close to the water inlet of the liquid storage tank, and a second manual water inlet valve disposed on the water inlet pipe and close to the water inlet of the liquid storage tank, and a normally open valve is disposed between the first manual water inlet valve and the second manual water inlet valve.
6. The gas pipeline drainage system of claim 5, wherein the portion of the inlet pipe between the normally open valve and the first manual inlet valve is an inlet buffer section disposed inclined to a vertical plane.
7. The gas pipeline drainage system of claim 6, wherein the water inlet buffer section has an angle of 20-50 ° with the vertical plane.
8. The gas pipeline drainage system of claim 5, wherein a purging detection pipe and a purging detection internal thread valve are arranged between the normally open valve and the second manual water inlet valve, the purging detection pipe is used for introducing gas to purge the cleaning pipeline and detect the air tightness of the pipeline, and the purging detection internal thread valve is used for controlling the opening and closing states of the purging detection pipe.
9. The gas pipeline drainage system of claim 1, wherein the drainage pipeline comprises a drain pipe adapted to communicate between a sump and a drain port of the reservoir, and a manual drain valve disposed on the drain pipe proximate the drain port of the reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120202809.8U CN214948256U (en) | 2021-01-25 | 2021-01-25 | Gas pipeline drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120202809.8U CN214948256U (en) | 2021-01-25 | 2021-01-25 | Gas pipeline drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214948256U true CN214948256U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120202809.8U Active CN214948256U (en) | 2021-01-25 | 2021-01-25 | Gas pipeline drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214948256U (en) |
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2021
- 2021-01-25 CN CN202120202809.8U patent/CN214948256U/en active Active
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