CN108533960A - The repair method of the total water inlet tube of Low Pressure Gas Network - Google Patents
The repair method of the total water inlet tube of Low Pressure Gas Network Download PDFInfo
- Publication number
- CN108533960A CN108533960A CN201810389044.6A CN201810389044A CN108533960A CN 108533960 A CN108533960 A CN 108533960A CN 201810389044 A CN201810389044 A CN 201810389044A CN 108533960 A CN108533960 A CN 108533960A
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- China
- Prior art keywords
- low pressure
- pipe
- pressure gas
- gas network
- manifold
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/14—Arrangements for supervising or controlling working operations for eliminating water
- F17D3/145—Arrangements for supervising or controlling working operations for eliminating water in gas pipelines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The present invention relates to a kind of repair methods of the total water inlet tube of Low Pressure Gas Network, include the following steps:Select the neighbouring and position introduced where pipe at the greenbelt as overhauling construction area according to the position of Low Pressure Gas Network manifold internal water accumulations;Selected introducing pipe is cheated and exposed to the soil body formation construction operation for excavating the maintenance construction area, cuts off the introducing pipe of exposing to form two notch;Drinking-water pipe is stretched into the introducing pipe from the upper incision close to the Low Pressure Gas Network manifold of pipe that introduces, the drinking-water pipe is stretched to via the introducing pipe in the Low Pressure Gas Network manifold;The ponding in the Low Pressure Gas Network manifold is extracted out by the drinking-water pipe;After the completion of pumping operation, repairs cut off introducing and manage and ensure the leakproofness for introducing pipe;And it is filled and led up the construction operation hole formed is excavated.The repair method of the present invention can be effectively reduced maintenance cost, and shorten emergency repair time, improve first-aid repair efficiency.
Description
Technical field
The present invention relates to gas pipeline maintenance engineering fields, refer in particular to a kind of repair method of the total water inlet tube of Low Pressure Gas Network.
Background technology
In combustion gas service work, partial fault is obstructed so as to cause combustion gas due to intaking in fuel gas pipeline, and
Water inlet is often as user when installing water heater in civil gas management, by water, air pipe wrong, so as to cause the user institute
It is bad in the gas supply of unit.It is for the repair way intake in fuel gas pipeline:The position for finding out Low Pressure Gas Network manifold, is opened
Low Pressure Gas Network manifold is cut open and releases the water of the inside by road breaking face.Way so that emergency repair time is long in this way, because Low Pressure Gas Network is total
Pipe is embedded in below the road of cell, needs the part road surface for destroying cell road, and the caliber of Low Pressure Gas Network manifold is larger, makes
The region for obtaining pavement destruction is also larger, needs the equipment such as usage mining machine, generator so that maintenance cost is higher.And to cell
The occupancy of road also affects use of the resident to road in cell.
Invention content
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of maintenance side of the total water inlet tube of Low Pressure Gas Network is provided
Method, solve existing repair way there are emergency repair times it is long, to cell road damage, maintenance cost height and to cell road
It occupies and influences the problem used etc..
Realizing the technical solution of above-mentioned purpose is:
The present invention provides a kind of repair methods of the total water inlet tube of Low Pressure Gas Network, include the following steps:
Construction drawing according to Low Pressure Gas Network manifold searches the installation position of the Low Pressure Gas Network manifold;
Introducing pipe place neighbouring and at greenbelt is selected according to the position of the Low Pressure Gas Network manifold internal water accumulations
Position as maintenance construction area;
The soil body formation construction operation for excavating the maintenance construction area cheats and exposes selected introducing pipe, by exposing
Pipe is introduced to cut off to form two notch;
Drinking-water pipe is stretched into the introducing pipe from the upper incision close to the Low Pressure Gas Network manifold of pipe that introduces, it will
The drinking-water pipe is stretched to via the introducing pipe in the Low Pressure Gas Network manifold;
The ponding in the Low Pressure Gas Network manifold is extracted out by the drinking-water pipe;
After the completion of pumping operation, repairs cut off introducing and manage and ensure the leakproofness for introducing pipe;And
The construction operation hole formed will be excavated to fill and lead up, just complete the upkeep operation of Low Pressure Gas Network manifold.
The repair method of the present invention selects the position of greenbelt as maintenance construction area, does not influence the road in cell,
It avoids the problem that generating the destruction on road and influences the use of road.And selection cutting introduces pipe, because introducing the diameter of pipe
Smaller, the construction operation of excavation hole is also smaller, the soil body at greenbelt can direct labor excavate, without using excavator and power generation
The equipment such as machine can be effectively reduced maintenance cost, and shorten emergency repair time, improve first-aid repair efficiency.
The repair method of the total water inlet tube of Low Pressure Gas Network of the present invention further improvement lies in that, will be described by the drinking-water pipe
Ponding extraction in Low Pressure Gas Network manifold, including:
One hand drawing water pump is provided, the hand drawing water pump is connect with the drinking-water pipe, passes through the hand drawing water pump
By the ponding extraction in the Low Pressure Gas Network manifold;
During drawing water, combustion gas in the Low Pressure Gas Network manifold can during ponding flows by ponding from institute
The incision release for introducing pipe is stated, to which ponding to be completely exhausted out.
The repair method of the total water inlet tube of Low Pressure Gas Network of the present invention further improvement lies in that, further include judging that the combustion gas is low
The position of manifold internal water accumulations is pressed, including:
Whether there is combustion gas in gas supply pipe on the outside of detection building structure, shows the gas supply pipe if no combustion gas
With the position that the junctions Low Pressure Gas Network manifold are ponding.
The repair method of the total water inlet tube of Low Pressure Gas Network of the present invention further improvement lies in that, repair cut off introducing pipe,
Including:
Electric melting sleeve is provided, the introducing pipe of cut-out is linked together by the electric melting sleeve, and the electric smelting
Sleeve and the introducing pipe hot-melt adhesive paste, to ensure that the leakproofness for introducing pipe.
The repair method of the total water inlet tube of Low Pressure Gas Network of the present invention further improvement lies in that, the drinking-water pipe be plastics it is soft
Pipe.
Description of the drawings
Fig. 1 is the flow diagram of the repair method of the total water inlet tube of Low Pressure Gas Network of the present invention.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments.
Refering to fig. 1, total for solving Low Pressure Gas Network the present invention provides a kind of repair method of the total water inlet tube of Low Pressure Gas Network
Gas supply is bad caused by water inlet tube.The repair method of the present invention will not destroy the road in cell, and construction operation area is small,
Emergency repair time is fast, efficient, and cost is also relatively low.The repair method of the present invention selects the introducing pipe at greenbelt to construct as maintenance
The ponding in Low Pressure Gas Network manifold is discharged from pipe is introduced for region, due to introducing the diameter of pipe much smaller than Low Pressure Gas Network manifold's
Diameter so that speed of application is fast, can greatly shorten emergency repair time.And the excavation operation at greenbelt, without excavator
With the equipment such as generator, vehicle machine-team expense can be saved so that repair method of the invention has lower maintenance cost.Below
The repair method of the total water inlet tube of Low Pressure Gas Network of the present invention is illustrated in conjunction with attached drawing.
Refering to fig. 1, it is shown that the flow diagram of the repair method of the total water inlet tube of Low Pressure Gas Network of the present invention.It is right with reference to Fig. 1
The repair method of the total water inlet tube of Low Pressure Gas Network of the present invention illustrates.
As shown in Figure 1, the repair method of the total water inlet tube of Low Pressure Gas Network of the present invention, includes the following steps:
The installation position of Low Pressure Gas Network manifold 21 is searched according to the construction drawing of Low Pressure Gas Network manifold;
22 institute of introducing pipe neighbouring and at greenbelt 23 is selected according to the position of 21 internal water accumulations of Low Pressure Gas Network manifold
Position as maintenance construction area 24;
The soil body formation construction operation for excavating maintenance construction area 24 cheats and exposes selected introducing pipe 22, by exposing
It introduces the cut-out of pipe 22 and forms two notch;
Drinking-water pipe is stretched into introducing pipe 22 from the incision introduced on pipe 22 close to Low Pressure Gas Network manifold 21, by drinking-water pipe
It is stretched in Low Pressure Gas Network manifold 21 via pipe 22 is introduced;
The ponding in Low Pressure Gas Network manifold 21 is extracted out by drinking-water pipe;
After the completion of pumping operation, repairs cut off introducing pipe 22 and ensure to introduce the leakproofness of pipe 22;And
The construction operation hole formed will be excavated to fill and lead up, just complete the upkeep operation of Low Pressure Gas Network manifold.
Fig. 1 show the arrangement situation of the fuel gas pipeline at two residential building units, and the side of unit 11 and unit 12 is equipped with
Low Pressure Gas Network manifold 21, Low Pressure Gas Network manifold 21 are connected with multiple introducing pipes 22, introduce outside pipe 22 and unit 11 and unit 12
Combustion gas, is sent to each with indoor by the gas supply pipe connection being arranged on facade by gas supply pipe.Gas pipeline is buried because of it
In underground, will not generally intake, gas pipeline intake and cause to supply it is bad be often as user when install water heater, general
Water pipe and tracheae wrong, so that entering water in gas pipeline, it is undesirable that such ponding so that gas supply occurs for gas pipeline
Problem.In maintenance, the present invention provides a kind of emergency repair time is short, a kind of repair method at low cost, efficient, in cell
Excavation construction is carried out at greenbelt, pipe will be introduced and digs out, and cut-out introduces pipe, and it is total that drinking-water pipe reached Low Pressure Gas Network from introducing pipe
In pipe, the ponding in Low Pressure Gas Network manifold is discharged, method of the invention does not influence the road in cell, avoids generating to road
Destruction and influence road use the problem of.And selection cutting introduces pipe, and because the diameter for introducing pipe is smaller, the construction of excavation
Operating pit is also smaller, the soil body at greenbelt can direct labor excavate, without using the equipment such as excavator and generator, Neng Gouyou
Effect ground reduces maintenance cost, and shortens emergency repair time, improves first-aid repair efficiency.
The maintenance construction area 24 is selected when construction area 24 is overhauled in selection as the better embodiment of the present invention
It selects on introducing pipe 22 close to the side of Low Pressure Gas Network manifold 21 so that it is total away from Low Pressure Gas Network that cut-out introduces the notch that pipe 22 is formed
The distance of pipe 21 is shorter, facilitates stretching into for follow-up drinking-water pipe.Preferably, being arranged maintenance construction area 24 on the side of greenbelt 23
Edge, when may make excavation in this way, without being destroyed to the road in cell, additionally it is possible to close to Low Pressure Gas Network manifold 21.
As another better embodiment of the present invention, the ponding in Low Pressure Gas Network manifold 21 is extracted out by drinking-water pipe,
Including:
One hand drawing water pump is provided, hand drawing water pump is connect with drinking-water pipe, it is by hand drawing water pump that Low Pressure Gas Network is total
Ponding extraction in pipe 21;
During drawing water, combustion gas in Low Pressure Gas Network manifold 21 can during ponding flows by ponding from introducing
The incision of pipe 22 is released, to which ponding to be completely exhausted out.
Preferably, hand drawing water pump selects push type, by Low Pressure Gas Network manifold 21 by continuously pressing hand drawing water pump
Interior ponding extraction.Pumping operation is operation under pressure, i.e., does not close the gas supply in Low Pressure Gas Network manifold 21.Drinking-water pipe stretches into
Into Low Pressure Gas Network manifold 21, the ponding in Low Pressure Gas Network manifold 21 is taken out by drinking-water pipe by operation and control hand drawing water pump
Go out, in this process, slight movement is carried out to the drinking-water pipe extending into the first manifold of combustion gas 21, to improve effect of drawing water.
Preferably, drinking-water pipe is plastic flexible pipe.When ponding is arranged outward, the ponding in Low Pressure Gas Network manifold 21 can be towards introducing pipe 22
Direction is flowed, and due to being connected with combustion gas in Low Pressure Gas Network manifold 21, combustion gas can by pressure when ponding is flowed by ponding from drawing
The incision for entering pipe 22 is released, and when having combustion gas discharge at introducing pipe 22, indicates that ponding has been completely exhausted out.
As the present invention another better embodiment, further include judge the position of Low Pressure Gas Network manifold internal water accumulations, including:
Whether there is combustion gas in gas supply pipe on the outside of detection building structure, shows the gas supply pipe if no combustion gas
With the position that the junctions Low Pressure Gas Network manifold are ponding.
In Low Pressure Gas Network manifold 21 after water inlet, it can make in the gas supply pipe connected at water inlet without combustion gas, so sentencing
When disconnected ponding position, the combustion gas can be opened by detecting gas supply pipe vertically arranged on residential building each unit alien invasion
Delivery pipe has checked whether combustion gas, shows that the Low Pressure Gas Network manifold 21 at this is not intake if having, if no combustion gas shows
Low Pressure Gas Network manifold 21 has into water at this, can accurately know the position of ponding.
If in maintenance process, encountering does not have in the gas supply pipe of two or more residential building unit alien invasions
Combustion gas shows at Low Pressure Gas Network manifold internal water accumulations not only one, and drain operation first selects on Low Pressure Gas Network manifold close to being connected with combustion gas
The water accumulation part at place is first repaired, to be released ponding using combustion gas.
As another better embodiment of the present invention, cut off introducing pipe is repaired, including:
Electric melting sleeve is provided, the introducing pipe 22 of cut-out is linked together by electric melting sleeve, and electric melting sleeve and introducing
22 hot-melt adhesive paste of pipe, to ensure that the leakproofness for introducing pipe 22.One end of electric melting sleeve is sleeved on to one introduced on pipe 22
Incision, the other end of electric melting sleeve are sleeved on another incision introduced on pipe 22, to be cut off using the electric melting sleeve
Two parts of introducing pipe 22 link together, be then powered to electric melting sleeve, have in the electric melting sleeve after partial melting with draw
Enter pipe 22 to be welded together, there is preferable sealing effect.
The repair method of the present invention can save a large amount of human and material resources and financial resources, come from the last final accounts expense of repairing
It sees that primary repairing can about save 5000 yuan or so, while emergency repair time can be greatly shortened, each emergency repair time is substantially
3 to 4 hours can be reduced.Cell pavement of road will not be also destroyed, is done so and has both been saved the vehicle machine-team expense of repairing and (for example dig
Pick machine, generator etc.), and the beauty on cell road surface can not be influenced, it is most important that the contradiction between resident and property, which has been lacked, (to be walked
Road safety, driving and parking contradiction etc.), it is made that contribution to create safe harmonious society.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can be according to upper
It states and bright many variations example is made to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention, this
Invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (5)
1. a kind of repair method of the total water inlet tube of Low Pressure Gas Network, which is characterized in that include the following steps:
Construction drawing according to Low Pressure Gas Network manifold searches the installation position of the Low Pressure Gas Network manifold;
The position where introducing pipe that is neighbouring and being located at greenbelt is selected according to the position of the Low Pressure Gas Network manifold internal water accumulations
It sets as maintenance construction area;
The soil body formation construction operation for excavating the maintenance construction area cheats and exposes selected introducing pipe, by the introducing of exposing
Pipe cuts off to form two notch;
Drinking-water pipe is stretched into the introducing pipe from the upper incision close to the Low Pressure Gas Network manifold of pipe that introduces, it will be described
Drinking-water pipe is stretched to via the introducing pipe in the Low Pressure Gas Network manifold;
The ponding in the Low Pressure Gas Network manifold is extracted out by the drinking-water pipe;
After the completion of pumping operation, repairs cut off introducing and manage and ensure the leakproofness for introducing pipe;And
The construction operation hole formed will be excavated to fill and lead up, just complete the upkeep operation of Low Pressure Gas Network manifold.
2. the repair method of the total water inlet tube of Low Pressure Gas Network as described in claim 1, which is characterized in that will by the drinking-water pipe
Ponding extraction in the Low Pressure Gas Network manifold, including:
One hand drawing water pump is provided, the hand drawing water pump is connect with the drinking-water pipe, by the hand drawing water pump by institute
State the ponding extraction in Low Pressure Gas Network manifold;
During drawing water, the combustion gas in the Low Pressure Gas Network manifold can draw ponding from described during ponding flows
The incision for entering pipe is released, to which ponding to be completely exhausted out.
3. the repair method of the total water inlet tube of Low Pressure Gas Network as described in claim 1, which is characterized in that further include judging the combustion
The position of gas low-pressure manifold internal water accumulation, including:
Whether there is combustion gas in gas supply pipe on the outside of detection building structure, shows the gas supply pipe and combustion if no combustion gas
Gas low-pressure manifold junction is the position of ponding.
4. the repair method of the total water inlet tube of Low Pressure Gas Network as described in claim 1, which is characterized in that repair cut off introducing
Pipe, including:
Electric melting sleeve is provided, the introducing pipe of cut-out is linked together by the electric melting sleeve, and the electric melting sleeve
With the introducing pipe hot-melt adhesive paste, to ensure that introduce pipe leakproofness.
5. the repair method of the total water inlet tube of Low Pressure Gas Network as described in claim 1, which is characterized in that the drinking-water pipe is plastics
Hose.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810389044.6A CN108533960B (en) | 2018-04-27 | 2018-04-27 | Method for overhauling inlet water of gas low-pressure main pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810389044.6A CN108533960B (en) | 2018-04-27 | 2018-04-27 | Method for overhauling inlet water of gas low-pressure main pipe |
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CN108533960A true CN108533960A (en) | 2018-09-14 |
CN108533960B CN108533960B (en) | 2020-04-17 |
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CN201810389044.6A Active CN108533960B (en) | 2018-04-27 | 2018-04-27 | Method for overhauling inlet water of gas low-pressure main pipe |
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Citations (5)
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---|---|---|---|---|
CN1598394A (en) * | 2004-08-10 | 2005-03-23 | 赵建华 | Apparatus of water draining for gas pipeline |
CN102296621A (en) * | 2011-05-27 | 2011-12-28 | 深圳市市政设计研究院有限公司 | Construction method of ground sectional water-stop curtain |
CN203795373U (en) * | 2014-03-31 | 2014-08-27 | 上海万朗管业有限公司 | River channel bank protection structure |
CN205475320U (en) * | 2016-02-02 | 2016-08-17 | 上海市政工程设计研究总院(集团)有限公司 | Semi -underground formula utility tunnel |
CN107606305A (en) * | 2017-08-18 | 2018-01-19 | 新地能源工程技术有限公司 | A kind of underground water abundance of water area gas pipeline erection method |
-
2018
- 2018-04-27 CN CN201810389044.6A patent/CN108533960B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1598394A (en) * | 2004-08-10 | 2005-03-23 | 赵建华 | Apparatus of water draining for gas pipeline |
CN102296621A (en) * | 2011-05-27 | 2011-12-28 | 深圳市市政设计研究院有限公司 | Construction method of ground sectional water-stop curtain |
CN203795373U (en) * | 2014-03-31 | 2014-08-27 | 上海万朗管业有限公司 | River channel bank protection structure |
CN205475320U (en) * | 2016-02-02 | 2016-08-17 | 上海市政工程设计研究总院(集团)有限公司 | Semi -underground formula utility tunnel |
CN107606305A (en) * | 2017-08-18 | 2018-01-19 | 新地能源工程技术有限公司 | A kind of underground water abundance of water area gas pipeline erection method |
Non-Patent Citations (1)
Title |
---|
夏荣华: "市政道路施工中排水工程施工技术探讨", 《河南建材》 * |
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