CN202756916U - Overpressure interrupter for gas pipeline drainer - Google Patents
Overpressure interrupter for gas pipeline drainer Download PDFInfo
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- CN202756916U CN202756916U CN 201220426302 CN201220426302U CN202756916U CN 202756916 U CN202756916 U CN 202756916U CN 201220426302 CN201220426302 CN 201220426302 CN 201220426302 U CN201220426302 U CN 201220426302U CN 202756916 U CN202756916 U CN 202756916U
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- valve plate
- fluid director
- water seal
- overpressure
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Abstract
The utility model relates to an overpressure interrupter for a gas pipeline drainer. The technical scheme includes that the overpressure interrupter for the gas pipeline drainer comprises a secondary water seal, a fluid director, a discharge stopping device and a volatilization-proof device. The secondary water seal is a U-shaped water seal cavity with the bottom portion communicated. A drain outlet (22) is arranged on the bottom portion. A baffle (2) is arranged on the middle portion. An upper outlet pipe (4) of the secondary water seal is connected with a directing pipe (6) of the fluid director through a flange (5). The directing pipe of the fluid director is connected with an inlet plate (7) of the fluid director. An outlet end of the directing pipe of the fluid director and an inlet end of the directing pipe of the fluid director are respectively provided with a fluid directing plate (8) and a fluid directing plate (9). The discharge stopping device comprises a valve plate (11), a valve plate support (12), a flange plate (13) and a plugging short pipe (14). The plugging short pipe is arranged on the flange plate. The valve plate is fixed on the flange plate through the valve plate support. A valve plate locating plate (10) is arranged between the lower margin of the fluid directing plate (9) and the valve plate. The volatilization-proof device comprises a ring-shaped effluent plate (15), a floating ball (17), a head cover (19) and a baffle (20). The ring-shaped effluent plate is arranged on an inner wall of a pipeline and the baffle. The upper side of the ring shaped effluent plate is provided with the floating ball. The head cover is arranged on the upper end of the pipeline. The overpressure interrupter for the gas pipeline drainer has the advantages of being simple in structure, low in manufacturing accuracy, capable of automatically identifying condensate water and gas, free of overpressure dead zone, capable of timely preventing overpressure gas from leaking, and reliable in performance.
Description
Technical field
The utility model relates to a kind of gas pipeline drainer safety installations, belongs to technical field of metallurgical equipment.
Background technique
Coal gas drainer is a kind of for gas pipe line condensed water device for transferring, and filled with water in the hydathode is pressed pipeline normal pressure configuration hydathode water seal height.Hydathode has dual functions, and the condensed water in the discharge conduit can stop gas leakage again smoothly.Because during gaspipe network pressure fluctuation is arranged, if gas pressure exceeds the drainage seal pressure, coal gas will puncture water seal and be leaked in a large number in the air, leads to security incident.This just need to install a kind of device that can stop fast gas leakage when coal gas punctures water seal in the terminal of hydathode.At present, this device general structure is complicated, seals badly, causes shutoff overvoltage coal gas weak effect, has the potential safety hazard of gas leakage.
The model utility content
The utility model purpose is a kind of gas pipeline drainer overvoltage block device, by safe and reliable Full-automatic drainage device overvoltage block device, solves the problem that exists in the background technique.
The technical solution of the utility model is: a kind of gas pipeline drainer overvoltage block device, comprise secondary water seal, fluid director, leaking preventing device and volatilization prevention device, described secondary water seal is the U-shaped water seal cavity that the bottom communicates, the bottom is provided with sewage draining exit, the centre is provided with dividing plate, the upper outlet pipe of secondary water seal is connected by flange with the skirt of fluid director, the skirt of fluid director is connected with fluid director import plate, the outlet end of the skirt of fluid director and entrance point arrange respectively guide plate, described leaking preventing device comprises valve plate, valve plate support, flanged plate, the short tube of blocking up, the short tube of blocking up is located on the flanged plate, valve plate is fixed on the flanged plate by valve plate support, be provided with the valve plate positioning plate between the lower edge of the entrance point guide plate of fluid director skirt and the valve plate, be used for restriction valve plate aperture, make under the valve plate free state to be in vertical position.Described volatilization prevention device comprises annular water outlet plate, ball float, top cover, dividing plate, and dividing plate is located in the pipeline, and annular water outlet plate is located on inner-walls of duct and the dividing plate, and upside is provided with ball float, and the pipeline upper end is provided with top cover.
Guide plate and horizontal axis are provided with angle, and angle is 30 °-60 °, and guide plate can be equipped with a plurality of, and annular water outlet plate is provided with rubber cushion, and ball float is provided with mark post.
When the coal gas overvoltage, impact valve plate, seal the short tube of blocking up, stop gas leakage.When depletion, ball float is blocked the water outlet of annular water outlet plate, prevents moisture evaporation.
The beneficial effects of the utility model are: because the valve plate position adopts flange to connect, Split type structure makes the replacing of valve plate and adjusts convenient.Overall structure is simple, and the making precision is low, and size easily guarantees.Need not any exterior power during work, can automatically identify condensed water and coal gas, without the overvoltage dead band, can in time stop overvoltage coal gas to leak, in a large number draining is not obstructed.Its prominent function, reliable performance, Safety performance is good.
Description of drawings
Fig. 1 is the utility model normal working figure;
Fig. 2 is the phase diagram of the utility model shutoff overvoltage coal gas;
Among the figure: 1. dipped chamber, 2. dividing plate, 3. rising chamber, 4. upper outlet pipe, 5. flange, 6. skirt, 7. import plate, 8. guide plate, 9. guide plate, 10. block up short tube, 15. annular water outlet plates, 16. rubber cushions, 17. ball floats, 18. mark posts, 19. top covers, 20. dividing plates, 21. waste pipes, 22. sewage draining exits of valve plate positioning plate, 11. valve plates, 12. valve plate supports, 13. flanged plates, 14..
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.
With reference to accompanying drawing 1, a kind of gas pipeline drainer overvoltage block device comprises secondary water seal, fluid director, leaking preventing device and volatilization prevention device, described secondary water seal is the U-shaped water seal cavity that the bottom communicates, the bottom is provided with sewage draining exit 22, and the centre is provided with dividing plate 2, and the height h of dividing plate is 300-600mm; Secondary water seal is divided into dipped chamber 1 and rising chamber 2, the upper outlet pipe 4 of secondary water seal is connected by flange 5 with the skirt 6 of fluid director, the skirt 6 of fluid director is connected with fluid director import plate 7, the outlet end of the skirt of fluid director and entrance point arrange respectively guide plate 8,9, guide plate 8,9 and horizontal axis be provided with angle, angle is 30 °-60 °.Described leaking preventing device comprises valve plate 11, valve plate support 12, flanged plate 13, the short tube 14 of blocking up, the short tube of blocking up is located on the flanged plate, and valve plate is fixed on the flanged plate by valve plate support, and can freely swing, its center and the center superposition of blocking up when valve plate is closed, and valve plate face and the face close contact of blocking up.Valve plate is provided with anti-corrosion soft rubber, makes the valve plate can reliable sealing.Be provided with valve plate positioning plate 10 between the lower edge of guide plate 9 and the valve plate, be used for restriction valve plate aperture, make under the valve plate free state to be in vertical position.Described volatilization prevention device comprises annular water outlet plate 15, ball float 17, top cover 19, dividing plate 20, dividing plate 20 is located in the pipeline, pipeline is divided into intake pipe and waste pipe 21, annular water outlet plate is located on inner-walls of duct and the dividing plate 20, annular water outlet plate is provided with rubber cushion 16, upside is provided with ball float, and ball float is provided with mark post 18, and the pipeline upper end is provided with top cover.Fluid director adopts flange to be connected with the overvoltage block device, and flange is connected by the β angle with axis, and β is 40 °-70 °.
With reference to Fig. 2, when the coal gas overvoltage, impact valve plate, seal the short tube of blocking up, stop gas leakage.When depletion, ball float is blocked the water outlet of annular water outlet plate, prevents moisture evaporation.The sealing surface of this device is vertically placed, and can not deposit dirty slag, so good sealing effect, and shutoff overvoltage coal gas effect is remarkable.
This device can not use separately, needs closely to be connected with chamber, hydathode body end spill pipe, before using water is filled with in each chamber of body, closes each chamber bleed valve, makes whole drainage channel keep airtight.
Show through repetition test, the utility model patent not only can make a large amount of drainings of hydathode not be obstructed, and can in time, tightly block various overvoltage coal gas.Thoroughly eliminate the potential safety hazard of gas leakage.
Claims (2)
1. gas pipeline drainer overvoltage block device, it is characterized in that comprising secondary water seal, fluid director, leaking preventing device and volatilization prevention device, described secondary water seal is the U-shaped water seal cavity that the bottom communicates, the bottom is provided with sewage draining exit (22), the centre is provided with dividing plate (2), the upper outlet pipe (4) of secondary water seal is connected by flange (5) with the skirt (6) of fluid director, the skirt of fluid director (6) is connected with fluid director import plate (7), the outlet end of the skirt of fluid director and entrance point arrange respectively guide plate (8), (9), described leaking preventing device comprises valve plate (11), valve plate support (12), flanged plate (13), the short tube (14) of blocking up, the short tube of blocking up is located on the flanged plate, valve plate is fixed on the flanged plate by valve plate support, be provided with valve plate positioning plate (10) between the lower edge of guide plate (9) and the valve plate, described volatilization prevention device comprises annular water outlet plate (15), ball float (17), top cover (19), dividing plate (20), dividing plate is located in the pipeline, annular water outlet plate is located on inner-walls of duct and the dividing plate, upside is provided with ball float, and the pipeline upper end is provided with top cover.
2. described gas pipeline drainer overvoltage block device according to claim 1 is characterized in that guide plate (8), (9) are respectively equipped with angle with horizontal axis, and annular water outlet plate is provided with rubber cushion (16), and ball float is provided with mark post (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220426302 CN202756916U (en) | 2012-08-27 | 2012-08-27 | Overpressure interrupter for gas pipeline drainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220426302 CN202756916U (en) | 2012-08-27 | 2012-08-27 | Overpressure interrupter for gas pipeline drainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756916U true CN202756916U (en) | 2013-02-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220426302 Expired - Fee Related CN202756916U (en) | 2012-08-27 | 2012-08-27 | Overpressure interrupter for gas pipeline drainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756916U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270131A (en) * | 2017-08-08 | 2017-10-20 | 刘晓艳 | A kind of gas pipeline drainer with overvoltage protector |
| CN110357180A (en) * | 2019-06-25 | 2019-10-22 | 南安市泰谷工业设计有限公司 | A kind of benzene hydrogenation industrial wastewater optimization processing system |
-
2012
- 2012-08-27 CN CN 201220426302 patent/CN202756916U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270131A (en) * | 2017-08-08 | 2017-10-20 | 刘晓艳 | A kind of gas pipeline drainer with overvoltage protector |
| CN110357180A (en) * | 2019-06-25 | 2019-10-22 | 南安市泰谷工业设计有限公司 | A kind of benzene hydrogenation industrial wastewater optimization processing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20150827 |
|
| EXPY | Termination of patent right or utility model |