CN111022906A - Thin oil seal gas chamber piston drainage device and thin oil seal gas chamber - Google Patents
Thin oil seal gas chamber piston drainage device and thin oil seal gas chamber Download PDFInfo
- Publication number
- CN111022906A CN111022906A CN202010059598.7A CN202010059598A CN111022906A CN 111022906 A CN111022906 A CN 111022906A CN 202010059598 A CN202010059598 A CN 202010059598A CN 111022906 A CN111022906 A CN 111022906A
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- piston
- thin oil
- pipe
- gas chamber
- oil seal
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- 239000007788 liquid Substances 0.000 claims abstract description 74
- 238000007789 sealing Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 239000003034 coal gas Substances 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17B—GAS-HOLDERS OF VARIABLE CAPACITY
- F17B1/00—Gas-holders of variable capacity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17B—GAS-HOLDERS OF VARIABLE CAPACITY
- F17B1/00—Gas-holders of variable capacity
- F17B1/02—Details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The invention discloses a piston drainage device of a thin oil sealed gas holder, which comprises a liquid storage tank, a drainage pipe and an overflow pipe, wherein the liquid storage tank is positioned below a piston of the thin oil sealed gas holder, the overflow pipe is arranged on an overflow port at the upper part of the liquid storage tank, the drainage pipe is vertically arranged, the lower end of the drainage pipe is inserted into accumulated water in the liquid storage tank and is lower than the overflow port of the liquid storage tank, and the upper end of the drainage pipe is fixed on the piston of the thin oil sealed gas holder and is communicated with the space at the upper part of the piston. The invention also provides a thin oil sealed gas tank comprising the automatic oil and water discharging device. The invention utilizes the liquid discharge pipe to discharge thin oil to seal accumulated water and accumulated oil on the piston of the gas holder, and skillfully designs a sealing mechanism consisting of a liquid storage tank, an overflow pipe and the like. The device not only can smoothly discharge accumulated water and accumulated oil on the piston, but also has good sealing performance, can effectively prevent the leakage of coal gas in the gas chamber and ensures the safe operation of the gas chamber.
Description
Technical Field
The invention relates to a piston drainage device of a thin oil sealed gas chamber and the thin oil sealed gas chamber provided with the piston drainage device, belonging to the technical field of gas storage.
Background
The thin oil sealed gas tank is also called as a Raman type tank, the appearance of the thin oil sealed gas tank is in a regular polygon shape, the outer part of the thin oil sealed gas tank is in a regular polygon prism reinforced shell structure consisting of upright posts and L-shaped steel side plates, the inner part of the thin oil sealed gas tank consists of three parts, namely a tank body, a tank top and a piston, and in addition, some accessory facilities, such as an external elevator, an external stair, various gas diffusing pipes and the like, are arranged. In order to save floor space, gas cabinets are generally constructed to be relatively high, for example, the total height of a ten thousand cubic meters of gas cabinet is 81.4 meters. In the operation process of the gas holder, the sealing oil in the oil channel at the bottom of the holder flows into the oil-water separator for oil-water separation, and then is conveyed to the high-level oil tank at the upper part of the gas holder body by the oil pump, and the sealing oil falls into the piston oil groove along the holder wall through the oil tank and the overflow port of the holder wall. Because the fall between the oil tank at the upper part of the gas chamber and the piston is large, and the processing precision of the gas chamber is not high enough, part of sealing oil splashes to the piston. In addition, the reasons such as ageing, the cabinet roof corrodes also can lead to the rainwater to get into the gas chamber piston, and if these sealing oil and rainwater can not in time be discharged, will cause the gas chamber piston slope, and then lead to the coal gas to leak to influence the normal operating of gas chamber, but current drainage device generally does not all possess good leakproofness, can't be used for the gas chamber. Therefore, it is necessary to design an oil and water draining device with good sealing and liquid draining effects.
Disclosure of Invention
The invention aims to provide a thin oil sealed gas chamber piston drainage device and a thin oil sealed gas chamber with the same aiming at the defects of the prior art, so as to prevent gas leakage caused by piston inclination and ensure safe operation of the gas chamber.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a piston drainage device of thin oil seal gas chamber, includes liquid reserve tank, fluid-discharge tube and overflow pipe in the constitution, the liquid reserve tank is located the piston below of thin oil seal gas chamber, the overflow pipe is installed on the overflow mouth on liquid reserve tank upper portion, the vertical placing of fluid-discharge tube, its lower extreme insert in the inside ponding of liquid reserve tank and be less than the overflow mouth of liquid reserve tank, the upper end is fixed on the piston of thin oil seal gas chamber and with piston upper portion space intercommunication.
The piston drainage device for the thin oil sealed gas chamber further comprises a spring and a sealing plug, wherein the spring and the sealing plug are located in the drainage pipe, the sealing plug is in sliding contact with the inner wall of the drainage pipe, the upper end of the spring is connected with the sealing plug, the lower end of the spring is fixedly connected with the drainage pipe, a drainage hole is formed in the side wall of the drainage pipe, and the drainage hole is lower than an overflow port of the liquid storage tank.
According to the thin oil sealed gas chamber piston drainage device, the lower part of the liquid storage tank is provided with the drain pipe, and the drain pipe is provided with the drain valve.
According to the thin oil sealed gas chamber piston drainage device, the upper part of accumulated water in the liquid storage tank is provided with the sealed oil layer.
According to the thin oil seal gas chamber piston drainage device, the upper end of the drainage pipe is provided with the plug.
According to the thin oil sealed gas chamber piston drainage device, the distance from the lower end of the drainage pipe to the bottom of the liquid storage tank is 90-110 mm.
According to the thin oil seal gas chamber piston liquid discharge device, the length of the liquid discharge pipe is the sum of the water column height corresponding to the pressure of the gas chamber and 500 mm.
The invention utilizes the liquid discharge pipe to discharge thin oil to seal accumulated water and accumulated oil on the piston of the gas holder, and skillfully designs a sealing mechanism consisting of a liquid storage tank, an overflow pipe and the like. The device not only can smoothly discharge accumulated water and accumulated oil on the piston, but also has good sealing performance, can effectively prevent the leakage of coal gas in the gas chamber and ensures the safe operation of the gas chamber.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a free state of a spring;
fig. 3 is a schematic view of the spring in a compressed state.
In the figure: 1. the device comprises a liquid storage tank, 2, a liquid discharge pipe, 3, an overflow pipe, 4, a blow-off pipe, 5, a blow-off valve, 6, a sealing oil layer, 7, a plug, 8, a spring, 9, a sealing plug, 10, a liquid discharge hole, 11, a piston, 12 and accumulated water.
Detailed Description
The invention provides a thin oil seal gas chamber piston liquid drainage device and a thin oil seal gas chamber, and solves the problems that a gas chamber piston in the prior art is inclined, poor in safety and time-consuming and labor-consuming in maintenance.
Example 1:
referring to fig. 1, the invention mainly comprises a liquid storage tank 1, a liquid discharge pipe 2, an overflow pipe 3, a blow-off pipe 4, a blow-off valve 5, a sealing oil layer 6 and a plug 7.
The upper end of fluid-discharge tube 2 and the bottom intercommunication of piston 11, the lower extreme stretches into in the liquid reserve tank 1, and overflow pipe 3 is installed on the overflow mouth of liquid reserve tank 1, and the position of this overflow mouth is higher than the height that fluid-discharge tube 2 stretched into one end in the liquid reserve tank 1.
The ponding accumulated oil on the piston 11 in this embodiment passes through fluid-discharge tube 2 and gets into liquid reserve tank 1, and the profit in the liquid reserve tank 1 is arranged to the cabinet bottom through overflow pipe 3, and 2 one ends of fluid-discharge tube stretch into in the liquid reserve tank 1, and 3 heights that are higher than 2 lower extreme of overflow pipe, guarantee that the one end that fluid-discharge tube 2 stretched into liquid reserve tank 1 is in the water seal state always, prevents that the coal gas from leaking. The device can effectively remove accumulated water and oil on the piston 11, and avoid gas leakage caused by inclination of the piston 11 of the gas holder due to the accumulated water and oil.
The height of one end of the liquid discharge pipe 2 extending into the liquid storage tank 1 from the bottom of the liquid storage tank 1 is 90-110 mm, so that the sealing performance can be guaranteed, the liquid discharge pipe 2 can be prevented from being blocked, and the drainage effect and the operational reliability are enhanced.
The blow-off pipe 4 sets up in 1 lower part of liquid reserve tank, and the junction of blow-off pipe 4 and liquid reserve tank 1 is less than overflow pipe 3 and the junction of liquid reserve tank 1 (be the overflow mouth), and the blowoff valve 5 sets up on blow-off pipe 4.
The arrangement of the blow-off pipe 4 and the blow-off valve 5 is beneficial to cleaning up sundries in the liquid storage tank 1 during maintenance, and in the drainage process, the blow-off valve 5 is in a closed state and is opened during maintenance, so that the time and labor are saved, and the practicability is high.
The height of the liquid discharge pipe 2 is the height of a water column corresponding to the pressure of the gas tank plus 500mm, so that the safety of the automatic oil and water discharging device is ensured, and the reliability is enhanced.
A sealing oil layer 6 is arranged above the accumulated water of the liquid storage tank 1, and the sealing oil layer 6 can seal the accumulated water in the liquid storage tank 1 to avoid water evaporation in the liquid storage tank 1.
One end of the liquid discharge pipe 2 communicated with the bottom of the piston 11 is provided with an internal thread matched with the screw plug 7, the screw plug 7 is installed at the upper end of the liquid discharge pipe 2, the liquid discharge pipe 2 is blocked, and the screw plug 7 is opened to discharge water when oil and water are obviously present on the piston 11, so that the sealing performance is ensured.
Example 2:
referring to fig. 2 and 3, the invention comprises a spring 8 and a sealing plug 9 in addition to a liquid storage tank 1, a liquid discharge pipe 2, an overflow pipe 3, a sewage discharge pipe 4, a sewage discharge valve 5, a sealing oil layer 6 and a plug 7.
Spring 8 sets up in fluid-discharge tube 2, and the lower extreme is fixed on fluid-discharge tube 2, and sealing plug 9 also sets up in fluid-discharge tube 2, and sealing plug 9 is connected with spring 8's upper end.
The lateral wall of the liquid discharge pipe 2 is provided with a liquid discharge hole 10, the liquid discharge hole 10 is positioned below the overflow pipe 3, the sealing plug 9 is positioned above the liquid discharge hole 10 in a free state of the spring 8, and the sealing plug 9 is positioned below the liquid discharge hole 10 in a compressed state of the spring 8.
When the water on the piston 11 is less, the spring 8 is in a free state, and the sealing plug 9 is positioned above the liquid discharge hole 10 to seal the piston 11 and the liquid discharge pipe 2, so that the sealing performance of the device is ensured; when ponding and oil on the piston 11 are more, sealing plug 9 slides down under the pressure effect, makes the compression of spring 8, and when sealing plug 9 slided to outage 10 below, water and oil flowed into in the liquid reserve tank 1 from outage 10 to the realization is to the drainage and the oil extraction of piston 11, and this device design benefit is reasonable, and the closure is strong, operation safe and reliable.
The invention also provides a thin oil sealed gas holder which comprises a plurality of oil and water discharging devices which are uniformly arranged below the piston 11.
The area of gas chamber piston 11 is great, sets up a plurality of oil water discharging device in this embodiment consequently, is favorable to guaranteeing that gas chamber piston 11 is balanced, avoids gas chamber piston 11 to flow out uneven emergence slope because of ponding long-pending oil, prevents to arouse the coal gas leakage.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a piston drainage device of thin oil seal gas chamber, characterized by includes liquid reserve tank (1), fluid-discharge tube (2) and overflow pipe (3) in the constitution, liquid reserve tank (1) is located piston (11) below of thin oil seal gas chamber, overflow pipe (3) are installed on the overflow mouth on liquid reserve tank (1) upper portion, fluid-discharge tube (2) are vertical to be placed, and its lower extreme inserts in ponding (12) of liquid reserve tank (1) inside and is less than the overflow mouth of liquid reserve tank (1), and the upper end is fixed on piston (11) of thin oil seal gas chamber and is linked together with piston (11) upper portion space.
2. The piston drainage device of the thin oil seal gas holder according to claim 1, further comprising a spring (8) and a sealing plug (9), both of which are located in the liquid discharge pipe (2), wherein the sealing plug (9) is in sliding contact with the inner wall of the liquid discharge pipe (2), the upper end of the spring (8) is connected with the sealing plug (9), the lower end of the spring is fixedly connected with the liquid discharge pipe (2), a liquid discharge hole (10) is formed in the side wall of the liquid discharge pipe (2), and the liquid discharge hole (10) is lower than an overflow port of the liquid storage tank (1).
3. The piston drainage device of the thin oil seal gas chamber as claimed in claim 2, wherein a drain pipe (4) is arranged at the lower part of the liquid storage tank (1), and a drain valve (5) is arranged on the drain pipe (4).
4. The piston drainage device for the thin oil sealed gas holder as claimed in claim 3, wherein a sealing oil layer (6) is arranged on the upper part of the accumulated water (12) in the liquid storage tank (1).
5. The piston drainage device for the thin oil seal gas holder according to claim 4, wherein a plug (7) is arranged at the upper end of the drainage pipe (2).
6. The piston drainage device for the thin oil seal gas holder according to claim 5, wherein the distance from the lower end of the drainage pipe (2) to the bottom of the liquid storage tank (1) is 90 mm-110 mm.
7. The thin oil seal gas chamber piston drainage device as claimed in claim 6, wherein the length of the drainage pipe (2) is the height of the water column corresponding to the pressure of the gas chamber plus 500 mm.
8. A thin oil sealed gas holder is characterized in that the automatic oil and water discharging device as claimed in any one of claims 1 to 7 is installed at the lower part of a piston (11) of the thin oil sealed gas holder, and a plurality of automatic oil and water discharging devices are arranged and are uniformly distributed at the lower part of the piston (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059598.7A CN111022906A (en) | 2020-01-19 | 2020-01-19 | Thin oil seal gas chamber piston drainage device and thin oil seal gas chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010059598.7A CN111022906A (en) | 2020-01-19 | 2020-01-19 | Thin oil seal gas chamber piston drainage device and thin oil seal gas chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111022906A true CN111022906A (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010059598.7A Pending CN111022906A (en) | 2020-01-19 | 2020-01-19 | Thin oil seal gas chamber piston drainage device and thin oil seal gas chamber |
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| Country | Link |
|---|---|
| CN (1) | CN111022906A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2742271Y (en) * | 2004-08-20 | 2005-11-23 | 唐山钢铁股份有限公司 | Piston accumulated oil recovering device for dry thin oil seal gas cabinet |
| JP2010236592A (en) * | 2009-03-31 | 2010-10-21 | Nippon Steel Corp | Surplus water discharge device and surplus water discharge method of water sealed gas holder |
| CN204891539U (en) * | 2015-08-25 | 2015-12-23 | 浙江华洲药业有限公司 | Automatic active carbon adsorption tower of drainage |
| CN105546321A (en) * | 2016-01-18 | 2016-05-04 | 中冶赛迪工程技术股份有限公司 | Drainage draining device for dry type gas holder piston |
| CN107366823A (en) * | 2017-07-31 | 2017-11-21 | 中冶赛迪工程技术股份有限公司 | Accumulated water drainage device and its method with coal gas moisturizing on the piston of dry gas holder |
| CN211821698U (en) * | 2020-01-19 | 2020-10-30 | 石家庄钢铁有限责任公司 | Automatic oil and water discharging device for piston and thin oil sealed gas chamber |
-
2020
- 2020-01-19 CN CN202010059598.7A patent/CN111022906A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2742271Y (en) * | 2004-08-20 | 2005-11-23 | 唐山钢铁股份有限公司 | Piston accumulated oil recovering device for dry thin oil seal gas cabinet |
| JP2010236592A (en) * | 2009-03-31 | 2010-10-21 | Nippon Steel Corp | Surplus water discharge device and surplus water discharge method of water sealed gas holder |
| CN204891539U (en) * | 2015-08-25 | 2015-12-23 | 浙江华洲药业有限公司 | Automatic active carbon adsorption tower of drainage |
| CN105546321A (en) * | 2016-01-18 | 2016-05-04 | 中冶赛迪工程技术股份有限公司 | Drainage draining device for dry type gas holder piston |
| CN107366823A (en) * | 2017-07-31 | 2017-11-21 | 中冶赛迪工程技术股份有限公司 | Accumulated water drainage device and its method with coal gas moisturizing on the piston of dry gas holder |
| CN211821698U (en) * | 2020-01-19 | 2020-10-30 | 石家庄钢铁有限责任公司 | Automatic oil and water discharging device for piston and thin oil sealed gas chamber |
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