CN210314275U - Water seal tank for recycling anaerobic biogas of leachate of waste incineration power plant - Google Patents
Water seal tank for recycling anaerobic biogas of leachate of waste incineration power plant Download PDFInfo
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- CN210314275U CN210314275U CN201921211680.6U CN201921211680U CN210314275U CN 210314275 U CN210314275 U CN 210314275U CN 201921211680 U CN201921211680 U CN 201921211680U CN 210314275 U CN210314275 U CN 210314275U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The utility model discloses a water seal tank for waste incineration power plant's filtration liquid anaerobism marsh gas is retrieved, including main water seal tank, main water seal tank deck portion fixed mounting has the outlet duct, the intake pipe is worn to be equipped with at main water seal tank deck portion, the vertical fixed mounting of main water seal tank has magnetism to turn over the board level gauge. The utility model discloses in, it is too big when carrying marsh gas pressure, marsh gas pressure signal transmits the level control valves in the main water seal tank, the motorised valve self-closing of bottommost among the level control valves, the moisturizing solenoid valve is opened simultaneously, main water seal tank liquid level reaches and sets for highly after the moisturizing solenoid valve is closed, change the motorised valve into through the overflow valve, cooperation magnetism turning plate level gauge is chain with the moisturizing solenoid valve with the level control valves and marsh gas entry pressure transmitter is chain, realize the low liquid level automatic water supply of device, high liquid level automatic shutdown, need not artifical manual operation, the result of use of device has been improved.
Description
Technical Field
The utility model relates to a water sealed tank technical field especially relates to a water sealed tank that is used for rubbish burning power plant's filtration liquid anaerobism marsh gas to retrieve.
Background
The biogas generated by anaerobic reaction needs to adopt a water-sealed tank in the conveying process to ensure the reliable, safe and stable operation of the subsequent working section. The biogas enters the bottom of the water seal tank through the inlet pipeline of the water seal tank, and enters the space of the water area after the airflow is dispersed through the bottom, the biogas rises from the bottom of the water area and gathers in the upper space of the liquid of the water seal tank, and when the gas is continuously separated from the liquid, the biogas is gathered in the upper space to form a certain pressure and then is discharged and combusted through the outlet pipeline at the top of the water seal tank. When tempering occurs, the water area becomes a partition part of a biogas flow, the production tank can be effectively protected, and meanwhile, when biogas passes through the space of the water area, a part of condensate is cooled and separated, a condensate layer is formed on the upper part of the water area, and the blocking condition of the flame arrester is relieved.
At present, the existing water-sealed tank still has some defects, application No. CN201520421510.6 (a water-sealed tank with adjustable water-sealed height) designs a water-sealed tank device with adjustable water-sealed height, the device realizes the adjustment of the water-sealed height in the water-sealed tank by opening and closing overflow valves on branch overflow pipes with different heights, so that gas enters a gas holder as much as possible for oil-gas recovery, and secondly, when the device is discharged by accident, flare gas breaks through the water-sealed tank through a flare gas inlet pipe and enters a flare barrel from a flare gas outlet pipe to realize the combustion and discharge of a flare head, in the invention, the overflow valve needs to be manually operated in an irregular period when the water-sealed height is adjusted, and as the flare gas belongs to combustible gas, certain risks exist when the overflow valve is manually operated in the irregular period, so that the safety of the device is reduced, and secondly, 2 flare gas outlet pipes are arranged in the, one to the flare gas cabinet (flare gas inlet cabinet pipe) and one to the flare gas outlet pipe. In actual operation, the flare gas is directly fed into the pipeline of the flare gas inlet cabinet through the flare gas inlet pipe without passing through a water seal; the flare gas outlet pipe is opened when the device is in accident. Because the marsh gas pressure in torch gas outlet duct and the torch gas inlet cabinet pipeline is different, it is difficult to control in actual operation, when the torch gas inlet cabinet pipeline damages in addition, when the torch gas inlet cabinet pipeline tempers, directly gets into the torch gas intake pipe for the device back-fire relief effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems, the water-sealed tank for recovering the leachate anaerobic biogas of the waste incineration power plant is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a water seal tank for waste incineration power plant's filtration liquid anaerobism marsh gas is retrieved, includes main water seal tank, main water seal tank top fixed mounting has the outlet duct, the intake pipe is worn to be equipped with at main water seal tank top, the vertical fixed mounting of main water seal tank has magnetism turn-over plate level gauge, be provided with between intake pipe and the outlet duct with main water seal tank fixed connection's moisturizing solenoid valve, main water seal tank longitudinal end fixed mounting has the level control valves, the level control valves includes multiunit motorised valve and pipeline, and multiunit motorised valve is vertical equidistance with the pipeline and distributes.
As a further description of the above technical solution:
one side fixedly connected with of magnetism turning plate level gauge is kept away from to main water seal tank assists water seal tank, assist fixedly connected with pressure release pipe between water seal tank top and the vertical end of main water seal tank, assist the outer table wall fixed mounting of the vertical end of water seal tank and have the overflow pipe.
As a further description of the above technical solution:
the bottom of the air inlet pipe is 150mm away from the bottom of the main water seal tank.
As a further description of the above technical solution:
and manual butterfly valves are arranged on the outer surface walls of the air inlet pipe and the air outlet pipe.
As a further description of the above technical solution:
the main water-sealed tank and the auxiliary water-sealed tank are integrally welded.
As a further description of the above technical solution:
and an emptying valve is arranged on the outer surface wall of the vertical end of the auxiliary water-sealed tank.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, it is too big when carrying marsh gas pressure, marsh gas pressure signal transmits the level control valves in the main water seal tank, the motorised valve self-closing of bottommost among the level control valves, the moisturizing solenoid valve is opened simultaneously, main water seal tank liquid level reaches and sets for highly after the moisturizing solenoid valve is closed, change the motorised valve into through the overflow valve, cooperation magnetism turning plate level gauge is chain with the moisturizing solenoid valve with the level control valves and marsh gas entry pressure transmitter is chain, realize the low liquid level automatic water supply of device, high liquid level automatic shutdown, need not artifical manual operation, the result of use of device has been improved.
2. The utility model discloses in, when the export pressure is too high or take place the tempering, marsh gas passes through the pressure release pipe and gets into and assists the water seal tank to absorbed in assisting the water seal tank, and discharge through the overflow pipe, the design of overflow pipe and atmospheric valve on assisting the water seal tank has guaranteed the stability of assisting the inside atmospheric pressure of water seal tank, has strengthened the back-fire relief effect of device through the pressure release pipe with the design of assisting the water seal tank, has improved the security performance of device.
Drawings
Fig. 1 shows a schematic structural diagram provided according to an embodiment of the present invention;
fig. 2 is a schematic front view of a structure provided according to an embodiment of the present invention;
fig. 3 shows a schematic top view structure diagram provided according to an embodiment of the present invention.
Illustration of the drawings:
1. primary water sealing the tank; 2. a magnetic flap level gauge; 3. a water replenishing electromagnetic valve; 4. an air inlet pipe; 5. a manual butterfly valve; 6. an air outlet pipe; 7. a pressure relief pipe; 8. auxiliary water sealing the tank; 9. an overflow pipe; 10. an atmospheric valve; 11. and a liquid level regulating valve group.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a water sealed tank for waste incineration power plant's filtration liquid anaerobism marsh gas is retrieved, including main water sealed tank 1, 1 top fixed mounting of main water sealed tank has outlet duct 6, 1 top of main water sealed tank is worn to be equipped with intake pipe 4, 1 vertical end fixed mounting of main water sealed tank has magnetism to turn over board level gauge 2, be provided with between intake pipe 4 and the outlet duct 6 with 1 fixed connection's of main water sealed tank moisturizing solenoid valve 3, 1 longitudinal end fixed mounting of main water sealed tank has liquid level control valves 11, liquid level control valves 11 includes multiunit motorised valve and pipeline, and multiunit motorised valve and pipeline are vertical equidistance and distribute.
Specifically, as shown in fig. 1 and 2, one side fixedly connected with of board level gauge 2 is turned over to magnetism is kept away from to main water seal tank 1 and is assisted water seal tank 8, it presses pipe 7 to assist fixedly connected with between 8 tops of water seal tank and the 1 vertical end of main water seal tank, it has overflow pipe 9 to assist the outer table wall fixed mounting of 8 vertical ends of water seal tank, when the export pressure is too high or take place the tempering, marsh gas advances to assist water seal tank 8 through pressing pipe 7, and absorbed in assisting water seal tank 8, and discharge through overflow pipe 9, assist the design of overflow pipe 9 and atmospheric valve 10 on water seal tank 8, the stability of assisting the inside atmospheric pressure of water seal tank 8 has been guaranteed, the back-fire relief effect of device has been strengthened through pressing pipe 7 and the design of assisting water seal tank 8.
Specifically, as shown in fig. 1, the bottom of the air inlet pipe 4 is 150mm away from the bottom of the main water-sealed tank 1, so that the methane is ensured to be fully contacted with the water area space.
Specifically, as shown in fig. 1 and 2, the outer surface walls of the air inlet pipe 4 and the air outlet pipe 6 are both provided with manual butterfly valves 5, so that the device can be conveniently overhauled in the later period.
Specifically, as shown in fig. 1, the main water-sealed tank 1 and the auxiliary water-sealed tank 8 are integrally welded, so that the mechanical stability of the main water-sealed tank 1 and the auxiliary water-sealed tank 8 is ensured.
Specifically, as shown in fig. 1 and fig. 2, the outer surface wall of the vertical end of the auxiliary water-sealed tank 8 is provided with a vent valve 10, and redundant pressurized gas is discharged through the vent valve 10 when the device is not in operation or in an emergency state, so that the stability of the air pressure of the device is ensured.
The working principle is as follows: when the device is used, firstly, the water replenishing electromagnetic valve 3 is opened, then the bottommost electric valve in the liquid level regulating valve group 11 is controlled to be opened, other four electric valves are in a closed state, production water is injected into the main water seal tank 1 through a water replenishing port, when the height set by the bottommost electric valve is reached, the water replenishing electromagnetic valve 3 is closed, the bottommost electric valve in the liquid level regulating valve group 11 is in a normally open state, when the methane conveying pressure is overlarge, a methane pressure signal in the main water seal tank 1 is transmitted to the liquid level regulating valve group 11, the bottommost electric valve in the liquid level regulating valve group 11 is automatically closed, meanwhile, the water replenishing electromagnetic valve 3 is opened, the water replenishing electromagnetic valve 3 is closed after the liquid level of the main water seal tank 1 reaches the set height, the liquid level height regulation is realized, an overflow valve is changed into an electric valve, and is matched with the linkage of the, realize the low liquid level automatic water supply of device, high liquid level automatic stop, need not artifical manually operation, the result of use of device has been increased, when export pressure is too high or take place the tempering, marsh gas enters into through pressure release pipe 7 and assists water seal tank 8, and absorbed in assisting water seal tank 8, and discharge through overflow pipe 9, assist the design of overflow pipe 9 and atmospheric valve 10 on water seal tank 8, the stability of assisting 8 inside atmospheric pressures of water seal tank has been guaranteed, the back-fire relief effect of device has been strengthened through pressure release pipe 7 and the design of assisting water seal tank 8, the security performance of device has been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a water seal tank for waste incineration power plant's filtration liquid anaerobism marsh gas is retrieved, includes main water seal tank (1), its characterized in that, main water seal tank (1) top fixed mounting has outlet duct (6), intake pipe (4) are worn to be equipped with at main water seal tank (1) top, the board level gauge (2) is turned over to the vertical fixed mounting of main water seal tank (1) magnetism, be provided with between intake pipe (4) and outlet duct (6) with main water seal tank (1) fixed connection's moisturizing solenoid valve (3), main water seal tank (1) longitudinal end fixed mounting has liquid level control valves (11), liquid level control valves (11) include multiunit motorised valve and pipeline, and multiunit motorised valve and pipeline are vertical equidistance and distribute.
2. The water seal tank for anaerobic biogas recovery of leachate from a waste incineration power plant according to claim 1, wherein an auxiliary water seal tank (8) is fixedly connected to one side of the main water seal tank (1) far away from the magnetic turning plate level meter (2), a pressure relief pipe (7) is fixedly connected between the top of the auxiliary water seal tank (8) and the vertical end of the main water seal tank (1), and an overflow pipe (9) is fixedly mounted on the outer surface wall of the vertical end of the auxiliary water seal tank (8).
3. The water-sealed tank for anaerobic biogas recovery of leachate from a refuse incineration plant according to claim 1, characterized in that the bottom of the air inlet pipe (4) is 150mm away from the bottom of the main water-sealed tank (1).
4. The water seal tank for anaerobic biogas recovery of leachate from a waste incineration power plant as claimed in claim 1, wherein the outer surface walls of the inlet pipe (4) and the outlet pipe (6) are provided with manual butterfly valves (5).
5. The water-sealed tank for anaerobic biogas recovery of leachate from a waste incineration plant as claimed in claim 2, characterized in that the primary water-sealed tank (1) and the secondary water-sealed tank (8) are welded integrally.
6. The water-sealed tank for anaerobic biogas recovery of leachate from a refuse incineration power plant according to claim 2, characterized in that the outer surface wall of the vertical end of the auxiliary water-sealed tank (8) is provided with a blow-down valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921211680.6U CN210314275U (en) | 2019-07-29 | 2019-07-29 | Water seal tank for recycling anaerobic biogas of leachate of waste incineration power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921211680.6U CN210314275U (en) | 2019-07-29 | 2019-07-29 | Water seal tank for recycling anaerobic biogas of leachate of waste incineration power plant |
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| Publication Number | Publication Date |
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| CN210314275U true CN210314275U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921211680.6U Active CN210314275U (en) | 2019-07-29 | 2019-07-29 | Water seal tank for recycling anaerobic biogas of leachate of waste incineration power plant |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503519A (en) * | 2020-05-22 | 2020-08-07 | 广东电网有限责任公司清远供电局 | Gas pressure protection device |
| CN111744302A (en) * | 2020-07-10 | 2020-10-09 | 沈齐晖 | Method and device for heat exchange and dust removal of dust-containing gas |
| CN113513707A (en) * | 2021-05-09 | 2021-10-19 | 中国轻工业长沙工程有限公司 | Jet ignition type methane treatment device |
-
2019
- 2019-07-29 CN CN201921211680.6U patent/CN210314275U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503519A (en) * | 2020-05-22 | 2020-08-07 | 广东电网有限责任公司清远供电局 | Gas pressure protection device |
| CN111744302A (en) * | 2020-07-10 | 2020-10-09 | 沈齐晖 | Method and device for heat exchange and dust removal of dust-containing gas |
| CN111744302B (en) * | 2020-07-10 | 2022-08-09 | 沈齐晖 | Method and device for heat exchange and dust removal of dust-containing gas |
| CN113513707A (en) * | 2021-05-09 | 2021-10-19 | 中国轻工业长沙工程有限公司 | Jet ignition type methane treatment device |
| CN113513707B (en) * | 2021-05-09 | 2022-11-11 | 中国轻工业长沙工程有限公司 | Jet ignition type methane treatment device |
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