CN203702232U - Integrated gas pipeline device for preventing gas return and removing slag - Google Patents
Integrated gas pipeline device for preventing gas return and removing slag Download PDFInfo
- Publication number
- CN203702232U CN203702232U CN201320785462.XU CN201320785462U CN203702232U CN 203702232 U CN203702232 U CN 203702232U CN 201320785462 U CN201320785462 U CN 201320785462U CN 203702232 U CN203702232 U CN 203702232U
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- China
- Prior art keywords
- cavity
- inlet pipe
- anti feedback
- baffle plate
- gas
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Abstract
The utility model discloses an integrated gas pipeline device for preventing gas return and removing slag, and belongs to the technical field of coal mine equipment. The device comprises a cavity, wherein a gas inlet pipe hole is formed in the front end surface of the cavity; a gas inlet pipe extends into the cavity from the gas inlet pipe hole; a gas return preventing baffle which is hinged to the cavity is arranged on the end surface, inside the cavity, of the gas inlet pipe; a gas outlet valve is arranged on a gas outlet formed in the rear end surface of the cavity; a pressure door is hinged to the side surface of the cavity; a gas release port is formed in the cavity. According to the device, when gas extraction is stopped, the gas return preventing baffle is automatically adsorbed to a port of the gas inlet pipe, so that the gas return preventing effect is achieved, and coal slag in the cavity can be removed after the pressure door is opened.
Description
Technical field
The utility model relates to a kind of anti feedback and deslagging integrated device, and particularly a kind of gas pipeline anti feedback and deslagging integrated device, belong to coal mine equipment technical field.
Background technology
Gas " be a kind of poisonous mist, mainly contain two kinds of gases of methane and carbon monoxide, be often created among mine coal seam, as naked light, i.e., there is " gas " blast, the life security that is directly threatening miner in incendivity.Highly gassy mine is taked coal bed gas extraction work at present, extraction pipeline is connected to ground draw-off pump station from work plane, when work plane main line need be adjusted or extraction pipeline stops up while causing pumping plant termination of pumping, gas pipeline is because return-air from pipeline can occur the reason of negative pressure, cause face gas to build up, bring very large potential safety hazard to various inspections and work for the treatment of, the safety of serious threat down-hole worker and whole mine, the safe and efficient development that is unfavorable for coal production carries out, need in practice a kind of in the time stopping bleeding anti feedback can get rid of in time the device of the cinder in pipeline in advance.
Summary of the invention
The purpose of this utility model is to overcome above technical problem, and a kind of gas pipeline anti feedback and deslagging integrated device are provided.
For realizing the purpose of this utility model, the technical scheme that the utility model adopts is: gas pipeline anti feedback and deslagging integrated device, comprise cavity, on described cavity front end face, offer air inlet pipe hole, air inlet pipe stretches into inside cavity from air inlet pipe hole, the end face of air inlet pipe in cavity is provided with the anti feedback baffle plate being hinged on cavity, on the gas outlet arranging, be provided with the valve of giving vent to anger on cavity rear end face, the hinged pressure door that is provided with in cavity side, on cavity, be provided with air release mouth, on the face contacting with air inlet pipe at described anti feedback baffle plate, be provided with flexible gasket, described anti feedback baffle plate is set to: after anti feedback baffle plate and air inlet pipe end face close, anti feedback baffle plate is positioned at drop wire counterclockwise, and between upper drop wire, angle is 2
o-7
o, described anti feedback baffle plate is set to: after anti feedback baffle plate and air inlet pipe end face close, anti feedback baffle plate is positioned at drop wire counterclockwise, and between upper drop wire, angle is 3
o-5
o, on the gas outlet arranging on described cavity rear end face, being provided with the valve of giving vent to anger, described valve is butterfly valve, butterfly valve is connected on gas outlet by flange b, on described pressure door, is provided with handle.
Gas pipeline anti feedback provided by the utility model and the useful technique effect of deslagging integrated device are: in the time stopping bleeding, close butterfly valve, under the effect of the power that negative pressure and anti feedback baffle plate tilt to produce in pipe, anti feedback baffle plate is directly pull-in on the port of air inlet pipe, under the effect of flexible gasket, air inlet pipe is sealed, realize anti feedback effect, and can open the cinder in pressure door cleaning cavity.This apparatus structure is simple, easy to install, can install and use according to the pipeline of different bores, the closed angle of different setting angle capable of regulating anti feedback baffle plates of selecting, realize to greatest extent pernicious gas return-air in the time that gas outlet pumping plant termination of pumping or negative pressure reduce, close gas outlet soft sealing butterfly valve and open arm type pressure door cleaning pipeline foreign material, anti feedback baffle plate is automatically closed under negative pressure state, because pipeline is ventilated in the upper end of anti feedback slag-draining device, line clogging foreign material more easily gather and get rid of.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the schematic diagram that the utility model anti feedback baffle plate connects.
The specific embodiment
In order better to understand and to implement the technical solution of the utility model, provide embodiment more of the present utility model at this, these embodiments, in order better to explain technical scheme described in the utility model, do not form any form restriction of the present utility model.
Gas pipeline anti feedback and deslagging integrated device, comprise cavity, on described cavity front end face, offer air inlet pipe hole, air inlet pipe stretches into inside cavity from air inlet pipe hole, the end face of air inlet pipe in cavity is provided with the anti feedback baffle plate being hinged on cavity, on cavity rear end face, be provided with and on gas outlet, be provided with the valve of giving vent to anger, the hinged pressure door that is provided with in cavity side, on cavity, be provided with air release mouth, on the face contacting with air inlet pipe at described anti feedback baffle plate, be provided with flexible gasket, described anti feedback baffle plate is set to: after anti feedback baffle plate and air inlet pipe end face close, anti feedback baffle plate is positioned at drop wire counterclockwise, and between upper drop wire, angle is 2
o-7
o, described anti feedback baffle plate is set to: after anti feedback baffle plate and air inlet pipe end face close, anti feedback baffle plate is positioned at drop wire counterclockwise, and between upper drop wire, angle is 3
o-5
o, on described cavity rear end face, being provided with on gas outlet and being provided with the valve of giving vent to anger, described valve is butterfly valve, butterfly valve is connected on gas outlet by flange b, on described pressure door, is provided with handle.More specifically embodiment as shown in drawings, is respectively labeled as in accompanying drawing: 1: air inlet port, 2: flange a, 3: air inlet pipe, 4: axis of rotation, 5: anti feedback baffle plate, 6: pad, 7 cavitys, 8: pressure door, 9: flange b, 10: butterfly valve, 11: air release mouth, 12: handle, 13: support, as shown in drawings, comprise cavity 7, on described cavity 7 front end faces, offer air inlet pipe, 1 is depicted as air inlet, 2 are depicted as the flange a on air inlet, , air inlet pipe 3 stretches into cavity 7 inside from air inlet pipe hole, the end face of air inlet pipe 3 in cavity is provided with the anti feedback baffle plate 5 being hinged on cavity 7, on cavity 7 rear end faces, be provided with and on gas outlet, be provided with the valve of giving vent to anger, the hinged pressure door 8 that is provided with in cavity 7 sides, on cavity 7, be provided with air release mouth 12, on the face contacting with air inlet pipe 3 at described anti feedback baffle plate 5, be provided with flexible gasket 6, described anti feedback baffle plate is set to: after anti feedback baffle plate 5 closes with air inlet pipe 3 end faces, anti feedback baffle plate 5 is positioned at drop wire counterclockwise, and between upper drop wire, angle is 2
o-7
o, described anti feedback baffle plate is set to: after anti feedback baffle plate 5 closes with air inlet pipe 3 end faces, anti feedback baffle plate is positioned at drop wire counterclockwise, and between upper drop wire, angle is 3
o-5
oas shown in Figure 2, anti feedback baffle plate 5 inner surfaces can first adopt interior six side's screws to fix one deck plain cushion, establish one deck soft silica gel leather packing again, be fixedly installed support 13 on cavity 7, rotating shaft 4 connections of anti feedback baffle plate 7 are arranged on support 13, on described cavity 7 rear end faces, be provided with and on gas outlet, be provided with the valve of giving vent to anger, described valve is butterfly valve 10, and butterfly valve 10 is connected on gas outlet by flange b, is provided with handle 12 on described pressure door.The utility model course of work is: in the time stopping bleeding, close butterfly valve, under the effect of the gravity that negative pressure and anti feedback baffle plate tilt to produce in pipe, anti feedback baffle plate is directly pull-in on the port of air inlet pipe, under the effect of flexible gasket, air inlet pipe is sealed, realize anti feedback effect, rotatable handles is opened the cinder in pressure door cleaning cavity.While bleeding, closing presure door and and air release mouth, open butterfly valve, under suction pressure anti feedback baffle plate automatically open guarantee normally work with assurance system.
After describing above various specific embodiment of the present utility model in detail, those of ordinary skill in the art should be well understood to, according to the various common practise of this area, can carry out various equivalent variations, be equal to and replace or simply revise according to thinking of the present utility model, these all should belong to the scope of technical solutions of the utility model.
Claims (6)
1. gas pipeline anti feedback and deslagging integrated device, comprise cavity (7), it is characterized in that: on described cavity front end face, offer air inlet pipe hole, air inlet pipe (2) stretches into cavity (7) inside from air inlet pipe hole, the end face of air inlet pipe in cavity is provided with the anti feedback baffle plate (5) being hinged on cavity (7), on the gas outlet arranging, be provided with the valve of giving vent to anger on cavity (7) rear end face, in cavity (7) side, the hinged pressure door (9) that is provided with, is provided with air release mouth (11) on cavity (7).
2. gas pipeline anti feedback according to claim 1 and deslagging integrated device, is characterized in that: on the face contacting with air inlet pipe (2) at described anti feedback baffle plate (5), be provided with flexible gasket (6).
3. gas pipeline anti feedback according to claim 1 and deslagging integrated device, it is characterized in that: described anti feedback baffle plate (5) is set to: after anti feedback baffle plate (5) closes with air inlet pipe (2) end face, anti feedback baffle plate (5) is positioned at drop wire counterclockwise, and between upper drop wire, angle is 2
o-7
o.
4. gas pipeline anti feedback according to claim 1 and deslagging integrated device, it is characterized in that: described anti feedback baffle plate (5) is set to: after anti feedback baffle plate (5) closes with air inlet pipe (2) end face, anti feedback baffle plate (5) is positioned at drop wire counterclockwise, and between upper drop wire, angle is 3
o-5
o.
5. gas pipeline anti feedback according to claim 1 and deslagging integrated device, it is characterized in that: on the gas outlet arranging on described cavity (7) rear end face, be provided with the valve of giving vent to anger, the described valve of giving vent to anger is butterfly valve (10), and butterfly valve (10) is by flange b(9) be connected on gas outlet.
6. gas pipeline anti feedback according to claim 1 and deslagging integrated device, is characterized in that: on described pressure door (9), be provided with handle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320785462.XU CN203702232U (en) | 2013-12-04 | 2013-12-04 | Integrated gas pipeline device for preventing gas return and removing slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320785462.XU CN203702232U (en) | 2013-12-04 | 2013-12-04 | Integrated gas pipeline device for preventing gas return and removing slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702232U true CN203702232U (en) | 2014-07-09 |
Family
ID=51052687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320785462.XU Expired - Fee Related CN203702232U (en) | 2013-12-04 | 2013-12-04 | Integrated gas pipeline device for preventing gas return and removing slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608004A (en) * | 2019-10-22 | 2019-12-24 | 贵州盘江精煤股份有限公司 | Gas-slag separating device for drilling |
-
2013
- 2013-12-04 CN CN201320785462.XU patent/CN203702232U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608004A (en) * | 2019-10-22 | 2019-12-24 | 贵州盘江精煤股份有限公司 | Gas-slag separating device for drilling |
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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: 20140709 Termination date: 20141204 |
|
| EXPY | Termination of patent right or utility model |