CN203099209U - Gas pipeline leakage gap isobaric electric hot melting plugging mechanism - Google Patents
Gas pipeline leakage gap isobaric electric hot melting plugging mechanism Download PDFInfo
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- CN203099209U CN203099209U CN 201320047492 CN201320047492U CN203099209U CN 203099209 U CN203099209 U CN 203099209U CN 201320047492 CN201320047492 CN 201320047492 CN 201320047492 U CN201320047492 U CN 201320047492U CN 203099209 U CN203099209 U CN 203099209U
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- isobaric
- gas pipeline
- aluminum alloy
- anchor ear
- electric heating
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Abstract
The utility model discloses a gas pipeline leakage gap isobaric electric hot melting plugging mechanism. The gas pipeline leakage gap isobaric electric hot melting plugging mechanism comprises isobaric chamber walls, aluminum alloy hoops, polyethylene pipes and heating wires. The isobaric chamber walls surround the outside of a gas pipeline, are divided into at least two parts, and are buckled in the circumferential direction in a complementary mode. The inner sides of the buckled and closed isobaric chamber walls and the outer wall of the gas pipeline surround to form a gas-tight isobaric chamber. A pressure relief opening and a pressure inflating opening are formed in each isobaric chamber wall and a pressure gage is further arranged on each isobaric chamber wall. The aluminum alloy hoops are divided into at least two parts, buckled in the circumferential direction in a complementary mode and located on gas pipeline leakage gaps in the isobaric chamber. The polyethylene pipes are embedded between the aluminum alloy hoops and the outer wall of the gas pipeline. The heating wires are arranged in the isobaric chamber and make contact with the polyethylene pipes. The gas pipeline leakage gap isobaric electric hot melting plugging mechanism is suitable for repairing a sub-high pressure gas pipeline, and has the advantages that dropping pressure is not needed, and repairing is rapid.
Description
Technical fieldThe utility model relates to the gas pipeline blocking technology, relates in particular to a kind of fuel gas pipeline leakage slit stifled mechanism of isobaric electric heating sealing by fusing.
Background techniqueGas pipeline provides natural gas supply for the civic daily life, it is the indispensable constituent element of modern city life, the fuel gas pipeline leakage that any reason causes all is serious accident, be easy to cause great economic asset loss if deal with improperly, and even threaten the civic personal safety.Therefore leak in case generation must be rushed to repair fast and effectively.Existing gas pipeline emergency repair method all needs to carry out step-down to be handled, and spends a large amount of time and reduced pressure operation and can cause gas leakage, threatens the safety of construction area periphery yet at present.Therefore, the industry present situation with regard to present relatively is short of the effective means of carrying out shutoff under the situation of not step-down.
Summary of the inventionThe utility model provides a kind of suitable sub-high pressure gas pipeline to repair, and possesses the step-down of need not, and repairs the fuel gas pipeline leakage slit stifled mechanism of isobaric electric heating sealing by fusing of quick characteristics.
For achieving the above object, the utility model fuel gas pipeline leakage slit stifled mechanism of isobaric electric heating sealing by fusing comprises isobaric locular wall, aluminum alloy anchor ear, polyvinyl piping materials and electric heating wire, described isobaric locular wall is encircled in the gas pipeline outside, isobaric locular wall is divided into two and complementary in a circumferential direction the fastening at least, fastening between the isobaric locular wall of described complementation is a heat fusion, surround gas-tight isobaric chamber between isobaric locular wall inboard after the fastening sealing and the gas pipeline outer wall, isobaric locular wall is provided with pressure relief opening, pressurising mouth and pressure gauge; Described aluminum alloy anchor ear is divided into two and complementary in a circumferential direction the fastening at least, fastening between the described complementary aluminum alloy anchor ear is a bolt, the aluminum alloy anchor ear is positioned at isobaric building gas pipe, service pipe, indoor pipe gap leakage place, is nested with polyvinyl piping materials between aluminum alloy anchor ear and the gas pipeline outer wall; Described electric heating wire is arranged at isobaric indoorly contact with polyvinyl piping materials.
The utility model fuel gas pipeline leakage slit stifled mechanism of isobaric electric heating sealing by fusing also comprises two runners and bull stick, is symmetricly set in the both sides of isobaric chamber, and runner is encircled gas pipeline and can be rotated around gas pipeline; Bull stick series connection is inserted on the runner of aluminum alloy anchor ear and both sides the runner of aluminum alloy anchor ear and both sides is rotated synchronously around gas pipeline.
As a kind of mode of execution of the present utility model, described isobaric locular wall by on circumference complementary two constitute.Described aluminum alloy anchor ear by on circumference complementary two constitute.
Adopt above design, its job step is: the two ends that, runner are fixed on place, fuel gas pipeline leakage slit; Two, two semi-circular and complementary aluminum alloy anchor ear one ends are connected with bolt or latch; Three, be arranged between aluminum alloy anchor ear and the gas pipeline two semi-circular polyvinyl piping materials and compacting; Four, two bull sticks are passed by aluminum alloy anchor ear two ends, connect the runner at two ends, place, fuel gas pipeline leakage slit respectively; Five, rotating wheel puts the aluminum alloy anchor ear in place, and the bolt of the fastening aluminum alloy anchor ear the other end makes the aluminum alloy anchor ear compress polyvinyl piping materials, makes polyvinyl piping materials tightly embrace place, fuel gas pipeline leakage slit, realizes preliminary shutoff, reduces the pressure of leak; Six, the isobaric locular wall of two halves carries out the electric heating fusion welding under normal pressure up and down, in ' the isobaric chamber ' of the outer construction sealing of aluminum alloy anchor ear; Seven, pressurizeed in ' isobaric chamber ' by the pressurising mouth, discharge ' isobaric chamber ' interior combustion gas by pressure relief opening, observe pressure gauge, pressure in ' isobaric chamber ' and the pressure in the gas pipeline maintain an equal level; Eight, connect the electrothermal wire power, melting polyethylene tubing, the shutoff gap leakage is realized ' isobaric electric heating is molten ' soldering.
Compared with prior art, the stifled mechanism of the isobaric electric heating sealing by fusing in the utility model fuel gas pipeline leakage slit is fit to the sub-high pressure gas pipeline repairs, and possesses the step-down of need not, and repairs characteristics fast.
Description of drawingsBelow in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is a structural representation of the present utility model.
EmbodimentAs shown in Figure 1, the utility model fuel gas pipeline leakage slit stifled mechanism of isobaric electric heating sealing by fusing comprises isobaric locular wall 1, aluminum alloy anchor ear 2, polyvinyl piping materials 3 and electric heating wire 4, described isobaric locular wall 1 is encircled in gas pipeline 5 outsides, isobaric locular wall 1 is divided into two and complementary in a circumferential direction the fastening at least, fastening between the isobaric locular wall 1 of described complementation is a heat fusion, surround gas-tight isobaric chamber 6 between isobaric locular wall 1 inboard after the fastening sealing and gas pipeline 5 outer walls, isobaric chamber 6 walls are provided with pressure relief opening 61, pressurising mouth 62 and pressure gauge 63; Described aluminum alloy anchor ear 2 is divided into two and complementary in a circumferential direction the fastening at least, fastening between the described complementary aluminum alloy anchor ear 2 is a bolt, aluminum alloy anchor ear 2 is positioned at 6 gas pipeline gap leakage places, isobaric chamber, is nested with polyvinyl piping materials 3 between aluminum alloy anchor ear 2 and gas pipeline 5 outer walls; Described electric heating wire 4 is arranged in the isobaric chamber 6 and contacts with polyvinyl piping materials 3.
The utility model fuel gas pipeline leakage slit stifled mechanism of isobaric electric heating sealing by fusing also comprises two runners 7 and bull stick 8, is symmetricly set in the both sides of isobaric chamber 6, and runner 7 is encircled gas pipeline 5 and can be rotated around gas pipeline 5; Bull stick 8 series connection is inserted on the runner 7 of aluminum alloy anchor ear 2 and both sides the runner 7 of aluminum alloy anchor ear 2 and both sides is rotated synchronously around gas pipeline 5.
As a kind of mode of execution of the present utility model, described isobaric locular wall 1 by on circumference complementary two constitute.Described aluminum alloy anchor ear 2 by on circumference complementary two constitute.
Adopt above design, its job step is: the two ends that, runner 7 are fixed on gas pipeline 5 gap leakage places; Two, two semi-circular and complementary aluminum alloy anchor ear 2 one ends are connected with bolt or latch; Three, be arranged between aluminum alloy anchor ear 2 and the gas pipeline 5 two semi-circular polyvinyl piping materials 3 and compacting; Four, two bull sticks 8 are passed by aluminum alloy anchor ear 2 two ends, connect the runner 7 at two ends, gas pipeline 5 gap leakage place respectively; Five, rotating wheel 7 puts aluminum alloy anchor ear 2 in place, the bolt of fastening aluminum alloy anchor ear 2 the other ends makes aluminum alloy anchor ear 2 compress polyvinyl piping materials 3, makes polyvinyl piping materials 3 tightly embrace gas pipeline 5 gap leakage places, realize preliminary shutoff, reduce the pressure of leak; Six, the isobaric locular wall 1 of two halves carries out the electric heating fusion welding under normal pressure up and down, in ' ' 6, isobaric chamber of aluminum alloy anchor ear 2 outer construction sealings; Seven, by pressurising mouth 62 toward ' pressurization in ' 6, isobaric chamber is discharged by pressure relief opening 61 that ' pressure gauge 63 is observed in combustion gas in ' 6, isobaric chamber, until ' pressure ' 6, isobaric chamber in and the pressure in the gas pipeline are fair; Eight, connect electric heating wire 4 power supplys, melting polyethylene tubing 3, the shutoff gap leakage is realized ' isobaric electric heating is molten ' soldering.
Claims (6)
1. the isobaric electric heating sealing by fusing in fuel gas pipeline leakage slit blocks up mechanism, it is characterized in that: it comprises isobaric locular wall, aluminum alloy anchor ear, polyvinyl piping materials and electric heating wire, described isobaric locular wall is encircled in the gas pipeline outside, isobaric locular wall is divided into two and complementary in a circumferential direction the fastening at least, surround gas-tight isobaric chamber between isobaric locular wall inboard after the fastening sealing and the gas pipeline outer wall, isobaric locular wall is provided with pressure relief opening, pressurising mouth and pressure gauge; Described aluminum alloy anchor ear is divided into two and complementary in a circumferential direction the fastening at least, and the aluminum alloy anchor ear is positioned at isobaric building gas pipe, service pipe, indoor pipe gap leakage place, is nested with polyvinyl piping materials between aluminum alloy anchor ear and the gas pipeline outer wall; Described electric heating wire is arranged at isobaric indoorly contact with polyvinyl piping materials.
2. the fuel gas pipeline leakage according to claim 1 slit stifled mechanism of isobaric electric heating sealing by fusing, it is characterized in that: it also comprises two runners and bull stick, is symmetricly set in the both sides of isobaric chamber, runner is encircled gas pipeline and can be rotated around gas pipeline; Bull stick series connection is inserted on the runner of aluminum alloy anchor ear and both sides the runner of aluminum alloy anchor ear and both sides is rotated synchronously around gas pipeline.
3. the fuel gas pipeline leakage according to claim 1 and 2 slit stifled mechanism of isobaric electric heating sealing by fusing is characterized in that: described isobaric locular wall by on circumference complementary two constitute.
4. the fuel gas pipeline leakage according to claim 1 and 2 slit stifled mechanism of isobaric electric heating sealing by fusing, it is characterized in that: the fastening between the described isobaric locular wall is a heat fusion.
5. the fuel gas pipeline leakage according to claim 1 and 2 slit stifled mechanism of isobaric electric heating sealing by fusing is characterized in that: described aluminum alloy anchor ear by on circumference complementary two constitute.
6. the fuel gas pipeline leakage according to claim 1 and 2 slit stifled mechanism of isobaric electric heating sealing by fusing, it is characterized in that: the fastening between the described aluminum alloy anchor ear is a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047492 CN203099209U (en) | 2013-01-28 | 2013-01-28 | Gas pipeline leakage gap isobaric electric hot melting plugging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047492 CN203099209U (en) | 2013-01-28 | 2013-01-28 | Gas pipeline leakage gap isobaric electric hot melting plugging mechanism |
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| Publication Number | Publication Date |
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| CN203099209U true CN203099209U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320047492 Expired - Fee Related CN203099209U (en) | 2013-01-28 | 2013-01-28 | Gas pipeline leakage gap isobaric electric hot melting plugging mechanism |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752990A (en) * | 2013-12-31 | 2014-04-30 | 中国庆华能源集团有限公司 | Leak repairing method of combustible gas pipe under pressure |
| CN104500920A (en) * | 2014-12-17 | 2015-04-08 | 四川金发科技发展有限公司 | Joint coating implement and construction method |
| CN104633391A (en) * | 2014-12-17 | 2015-05-20 | 四川金发科技发展有限公司 | Joint coating method |
| CN104633392A (en) * | 2014-12-17 | 2015-05-20 | 四川金发科技发展有限公司 | Joint coating method |
| WO2016095766A1 (en) * | 2014-12-17 | 2016-06-23 | 四川金发科技发展有限公司 | Pipeline-joint coating machine, construction method and novel pipeline-joint coating structure |
| CN106523848A (en) * | 2016-11-16 | 2017-03-22 | 深圳市燃气集团股份有限公司 | City gas polyethylene pipe safe operation maintenance realization method and system |
| CN111928055A (en) * | 2020-08-17 | 2020-11-13 | 南通世睿电力科技有限公司 | Hoop type pipeline reconstruction sealing and plugging process |
-
2013
- 2013-01-28 CN CN 201320047492 patent/CN203099209U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752990A (en) * | 2013-12-31 | 2014-04-30 | 中国庆华能源集团有限公司 | Leak repairing method of combustible gas pipe under pressure |
| CN103752990B (en) * | 2013-12-31 | 2016-06-15 | 中国庆华能源集团有限公司 | The method of a kind of combustible gas pipe racks pressure mending-leakage |
| CN104500920A (en) * | 2014-12-17 | 2015-04-08 | 四川金发科技发展有限公司 | Joint coating implement and construction method |
| CN104633391A (en) * | 2014-12-17 | 2015-05-20 | 四川金发科技发展有限公司 | Joint coating method |
| CN104633392A (en) * | 2014-12-17 | 2015-05-20 | 四川金发科技发展有限公司 | Joint coating method |
| WO2016095766A1 (en) * | 2014-12-17 | 2016-06-23 | 四川金发科技发展有限公司 | Pipeline-joint coating machine, construction method and novel pipeline-joint coating structure |
| CN106523848A (en) * | 2016-11-16 | 2017-03-22 | 深圳市燃气集团股份有限公司 | City gas polyethylene pipe safe operation maintenance realization method and system |
| CN111928055A (en) * | 2020-08-17 | 2020-11-13 | 南通世睿电力科技有限公司 | Hoop type pipeline reconstruction sealing and plugging process |
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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: 20130731 Termination date: 20150128 |
|
| EXPY | Termination of patent right or utility model |