CN103851301A - T-shaped sleeve, backwater leakage-repairing device for pressure pipeline and backwater leakage-repairing method thereof - Google Patents
T-shaped sleeve, backwater leakage-repairing device for pressure pipeline and backwater leakage-repairing method thereof Download PDFInfo
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- CN103851301A CN103851301A CN201410088635.1A CN201410088635A CN103851301A CN 103851301 A CN103851301 A CN 103851301A CN 201410088635 A CN201410088635 A CN 201410088635A CN 103851301 A CN103851301 A CN 103851301A
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- sleeve
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- split
- ring plate
- straight tube
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/17—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose
- F16L55/172—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/18—Appliances for use in repairing pipes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses a T-shaped sleeve which comprises two T-shaped sleeve subparts with the same structures, wherein the structure of each of the T-shaped sleeve subparts comprises two semicircular annular sheet subparts, two sleeve subparts, a screw fastener and a sleeve fastening screw, wherein the semicircular annular sheet subparts are arranged on the end parts of the T-shaped sleeve subparts; the screw fastener is arranged at an edge of a lateral part of each of the T-shaped sleeve subparts; a connecting hole is formed in the screw fastener; the sleeve fastening screw is mounted in the connecting hole. The invention also discloses a backwater leakage-repairing device for a pressure pipeline and a backwater leakage-repairing method for the pressure pipeline.
Description
Technical field
The present invention relates to a kind of blocking Leakage technology, specifically, relate to a kind of T font sleeve, pressure piping top water bucket patch device and top water craft leakage mending method thereof.
Background technique
Straight tube pipeline patching device is commonly called as pipeline leakage plugging device, and this device both can be repaired pipeline by top water, can reduce again emergency repair cost.But in actual applications, because the license deflection angle of straight tube pipeline patching device maximum is 2 °, maximum license displacement is no more than 3 millimeters, and have a large amount of press waters in pipeline time, rubber seal cylinder is often shifted, pipeline patching device cannot connect and puts in place.
Straight tube pipeline patching device is made up of two bodies and rubber seal bucket, easy for installation, only by two bodies to being combined in pipe leakage place, the repairing that fastening nut just can complete twin conduit; It has again flexible shaft, reducing and economic and practical simultaneously, required space, time and the funds of mode such as pipeline processing part, welding are not only saved, fully ensure again their quality, both can repair Pipeline Leakage Point by top water, can reduce again emergency repair cost.
On rubber seal bucket, be provided with multiple-sealed ring, because rubber seal bucket is opening, the maximum license deflection angle of straight tube pipeline patching device is 2 °, maximum license displacement is no more than 3 millimeters, therefore, and have a large amount of press waters in pipeline time, rubber seal cylinder is often shifted, straight tube pipeline patching device cannot connect and puts in place, must emptying pipe in after ponding used, could pipe laying repairing device.
Summary of the invention
Technical problem solved by the invention is to provide a kind of T font sleeve, and repairing pipeline with pressure while being applied to industry and domestic water-supply pressure piping explosion seepage, has improved the application of straight tube pipeline patching device in the time of the water mending-leakage of pressure piping top.
Technological scheme is as follows:
A kind of T font sleeve, comprises the T font sleeve split that two chip architectures are identical, and the structure of described T font sleeve split comprises two semicircular ring plate splits, two sleeve pipe splits, screw fastener and sleeve fastening screws; Described semicircular ring plate split is arranged on the end of described sleeve pipe split; Described screw fastener is arranged on the sidepiece edge of described sleeve pipe split, and described screw fastener has attachment hole, and described sleeve fastening screw is arranged on attachment hole.
Further: on the outer wall of described sleeve pipe split, be provided with fixing belt, the shape of the shape of described fixing belt and described sleeve pipe split adapts.
Further: in described ring plate split, to be provided with horseshoe-shaped edge, or to output horseshoe-shaped draw-in groove in described ring plate split.
Further: the internal diameter of described ring plate split is identical with the external diameter of described sleeve pipe split.
Another technical problem solved by the invention is to provide a kind of pressure piping top water bucket patch device, and repairing pipeline with pressure while being applied to industry and domestic water-supply pressure piping explosion seepage, has improved the application of straight tube pipeline patching device in the time of the water mending-leakage of pressure piping top.
Technological scheme is as follows:
A kind of pressure piping top water bucket patch device, comprises four T font sleeves, and described T font sleeve comprises the T font sleeve split that two chip architectures are identical; The structure of described T font sleeve split comprises two semicircular ring plate splits, two sleeve pipe splits, screw fastener and sleeve fastening screws; Described semicircular ring plate split is arranged on the end of described sleeve pipe split; Described screw fastener is arranged on the sidepiece edge of described sleeve pipe split, and described screw fastener has attachment hole, and described sleeve fastening screw is arranged on attachment hole.
Further: on the outer wall of described sleeve pipe split, be provided with fixing belt, the shape of the shape of described fixing belt and described sleeve pipe split adapts.
Further: in described ring plate split, to be provided with horseshoe-shaped edge, or to output horseshoe-shaped draw-in groove in described ring plate split.
Another technical problem solved by the invention is to provide a kind of pressure piping top water craft leakage mending method, and repairing pipeline with pressure while being applied to industry and domestic water-supply pressure piping explosion seepage, has improved the application of straight tube pipeline patching device in the time of the water mending-leakage of pressure piping top.
Technological scheme is as follows:
A kind of pressure piping top water craft leakage mending method, comprising:
Determine the mounting point of straight tube pipeline patching device, on the pipeline of the both sides, mounting point of straight tube pipeline patching device, first set T font sleeve is installed respectively, between first set T font sleeve and pipeline, leave axial clearance; Make the end face of T font sleeve just to straight tube pipeline patching device direction;
The second cover T font sleeve is installed respectively in first set T font sleeve both sides, the just ring plate split to first set T font sleeve of ring plate split of the second cover T font sleeve, the second cover T font sleeve is fastened on pipeline completely, between the second cover T font sleeve and first set T font sleeve, places jack;
After two cover T font sleeves are in place, straight tube pipeline patching device is installed in mounting point, in fastening pipeline patching device bolt, pass first set T font sleeve with jack, make the rubber glue sealing drum parallel docking of its end face and straight tube pipeline patching device, and the end face of first set T font sleeve is withstood on seal ring, after pipeline patching device bolt is completely fastening, complete the water blocking leakage work of pipe pressurized top, retained first set T font sleeve, removed the second cover T font sleeve.
Further: in described ring plate split, be provided with horseshoe-shaped edge, or output horseshoe-shaped draw-in groove in described ring plate split, jack is placed on edge or draw-in groove.
Further: in the time of pressure piping generation explosion seepage, the operating pressure of water supply network is adjusted into the mode of low pressure operation, the way top water excavation with pressure hole groove that adopts dunnage spile type hole groove to excavate, use after plate firm supporting at hole groove, progressively clear up pipe penetration, make it possess the condition that straight tube pipeline patching device is installed; According to the specifications and models of straight tube pipeline patching device, determine the mounting point of straight tube pipeline patching device, first set T font sleeve is installed respectively in straight tube pipeline patching device both sides subsequently.
Compared with prior art, the technology of the present invention effect comprises:
1, repairing pipeline with pressure when the present invention is applied to industry and domestic water-supply pressure piping explosion seepage, has improved the application of straight tube pipeline patching device in the time of the water mending-leakage of pressure piping top.
2, the present invention has improved pipeline patching device rubber seal cylinder with fashion of extrusion, the pressure piping top water bucket patch device deflection angle that can be shifted, realize in the time of water supply network low pressure operation, pipeline patching device top water connects this breakthrough blocking Leakage service technique, has filled up the technological gap of pipe leakage top water maintenance.
3, using T font sleeve, with fashion of extrusion, straight tube pipeline patching device is installed, is that the technology of straight tube pipeline patching device in the time of the water mending-leakage of pressure piping top extended, and can promote the use of at industry-by-industry, and economic benefit is very remarkable.
Brief description of the drawings
Fig. 1 is the structural representation of pressure piping top water bucket patch device in the present invention;
Fig. 2 is the use view of pressure piping top water bucket patch device in the present invention.
Embodiment
First analyze the working principle of straight tube pipeline patching device.The seal ring of straight tube pipeline patching device comprises the seal ring that is arranged on both sides, is provided with and connects the first Stamping Steel Ribbon and second Stamping Steel Ribbon of end each other between seal ring, and the position after the medial axis symmetry of seal ring and the position of the second Stamping Steel Ribbon are not symmetrical.This setup of seal ring, make the first Stamping Steel Ribbon and the second Stamping Steel Ribbon not exclusively stick together or not stick together in the time of opposed installation, sealing effect is realized by the respective outer side edges of the first Stamping Steel Ribbon, the second Stamping Steel Ribbon and straight tube pipeline patching device housing, thereby housing, the first Stamping Steel Ribbon and the second Stamping Steel Ribbon match and have improved high voltage performance and the water resistant hammer performance of straight tube pipeline patching device, have ensured the sealability of straight tube pipeline patching device.
From straight tube pipeline patching device principle Analysis.The license deflection angle of straight tube pipeline patching device rubber seal cylinder maximum is 2 °, maximum license displacement is no more than 3 millimeters, these two parameters can correct to change by external force, based on this principle, the present invention has determined taking correcting rubber sealing drum deflection angle as main direction, utilize external T font sleeve extruding mode, while making pipeline have pressure, utilize the water bucket patch device top water mending-leakage of pressure piping top.
As shown in Figure 1, be the structural representation of T font sleeve in the present invention.
The structure of pressure piping top water bucket patch device comprises: four T font sleeves, and each T font sleeve comprises the T font sleeve split that two chip architectures are identical; The structure of each T font sleeve split comprises: two semicircular ring plate splits 1, two sleeve pipe splits 2, fixing belt 3, screw fastener 4, sleeve fastening screw 5, draw-in groove.
Semicircular ring plate split 1 arranges (welding) end in sleeve pipe split 2, fixing belt 3 arranges (welding) on the outer wall of sleeve pipe split 2 (in this preferred embodiment, on the outer wall of sleeve pipe split 2, be welded with twice fixing belt 3), the internal diameter of ring plate split 1 is identical with the external diameter of sleeve pipe split 2, and the shape of the shape of fixing belt 3 and sleeve pipe split 2 adapts; Screw fastener 4 arranges (welding) sidepiece edge in sleeve pipe split 2, and screw fastener 4 has attachment hole, and sleeve fastening screw 5 is arranged on attachment hole.For the ease of fixed placement jack, (welding) is set in ring plate split 1 horseshoe-shaped edge, or in ring plate split 1, outputs horseshoe-shaped draw-in groove 6.
The working process of pressure piping top water bucket patch device is as follows:
1, select and the vertical masonry joint carbon steel steel pipe of pipeline patching device with footpath specification, vertical masonry joint carbon steel steel pipe is cut into four sections of steel pipe segmentations;
2, select carbon steel steel plate, from carbon steel steel plate incising circular ring, the internal diameter of circular ring is identical with the external diameter of steel pipe segmentation;
3, circular ring is welded on to the end of steel pipe segmentation, longitudinally welds twice fixing belt 3 on the outer wall of steel pipe segmentation, fixing belt 3 is used for preventing that sleeve from producing Young's modulus distortion in the time of cutting;
4, along steel pipe segmentation central shaft, by be welded and fixed with 3 and the steel pipe segmentation of circular ring cut into the split of two T font sleeves;
5, weld respectively screw fastener 4 in two sidepiece edges of ring plate split 1;
The quantity of the attachment hole on screw fastener 4 is in the light of actual conditions chosen, and in this preferred embodiment, has two attachment holes on every a slice screw fastener 4.
6, cut out horseshoe-shaped edge at carbon steel steel plate, and edge is welded on the outer wall of ring plate split 1, form the split of two T font sleeves;
7,, by two assembled docking of T font sleeve split, on the attachment hole of both sides, difference installing sleeve fastening screw 5, forms T font sleeve.
External T font sleeve extruding, utilize exactly end and the parallel docking of rubber seal cylinder of T font sleeve, proofread and correct the be shifted deflection angle of rubber seal cylinder with the equilibrant of sleeve ends and reaction force, make it play the effect of sealing current, reach in the time of pressure piping explosion seepage, repair the object of pipeline with pipeline patching device top water.
T font sleeve can be made into several according to pipeline patching device specification, when Pipeline Leakage Point maintenance, uses, and overhauls complete dismounting and returns, and when the maintenance of Pipeline Leakage Point mending-leakage next time, can continue to reuse, and has reached the object of the little benefit that has high input.
As shown in Figure 2, be the use view of pressure piping top water bucket patch device in the present invention.
The concrete steps of pressure piping top water craft leakage mending method are as follows:
Step 1: the mounting point that determines straight tube pipeline patching device 20, first set T font sleeve is installed respectively in the both sides, mounting point of straight tube pipeline patching device 1, between first set T font sleeve and pipeline, leave axial clearance, make the end face of T font sleeve just to straight tube pipeline patching device direction;
In the time of pressure piping generation explosion seepage, only the operating pressure of water supply network need be adjusted into the mode of low pressure operation, the way that maintainer adopts dunnage spile type hole groove to excavate, top water excavation with pressure hole groove, use after plate firm supporting at hole groove, progressively clear up pipe penetration, make it possess the condition that straight tube pipeline patching device 20 is installed.
According to the specifications and models of straight tube pipeline patching device 20, determine the mounting point of straight tube pipeline patching device 20, subsequently at 100mm place, spacing straight tube pipeline patching device both sides, first set T font sleeve is installed respectively.When installation, guarantee that the end face of T font sleeve is just to straight tube pipeline patching device, in the time of fastening sleeve fastening screw 5, reserve 3～5 screw threads simultaneously, under tightening state, have the axial clearance that can move forward to be advisable with T font sleeve.
Step 2: the second cover T font sleeve is installed respectively in first set T font sleeve both sides, and the second cover T font sleeve is completely fastening, places jack 30 between the second cover T font sleeve and first set T font sleeve;
Jack 30 is placed on edge or draw-in groove 6, and in the time there is no pushing tow first set T font sleeve, jack 30 is unlikely to drop like this.
After first set T font sleeve installs, the second cover T font sleeve is installed, the just ring plate split 1 to first set T font sleeve of ring plate split 1 of the second cover T font sleeve, and the second cover T font sleeve is fastened on pipeline, and distance between first set T font sleeve is advisable can place jack 30.
Step 3: after two cover T font sleeves are in place, straight tube pipeline patching device 20 is installed in mounting point, in fastening pipeline patching device bolt, pass first set T font sleeve with jack 30, make the rubber glue sealing drum parallel docking of its end face and straight tube pipeline patching device, and the end face that makes first set T font sleeve withstands on seal ring and (makes under the equilibrant and reaction force of T font sleeve end face, the hlding part of straight tube pipeline patching device and hermetic unit are integrated), after pipeline patching device bolt is completely fastening, completed the water blocking leakage work of pipe pressurized top, retain first set T font sleeve, remove the second cover T font sleeve dismountable.
By the auxiliary pipeline patching device of installing of T font sleeve, completely can be in the time of pressure piping low pressure operation, top water is with pressure completes the work of seepage blocking Leakage, the pipeline patching device installation time is controlled at 1.5 hours with interior (do not comprise groove and excavate the time), can avoid affecting because cutting off the water manufacturing mechanism completely and stop production or partly stop production, direct economic benefit (taking manufacturing mechanism water comprehensively measuring and calculating as example) is more than 100,000 yuan.Show through the test of pressure piping seepage repairment, after the rubber seal cylinder face parallel docking of T font sleeve end face and pipeline patching device, under 5 ° of angular deflection, 0.5Mpa pressure-acting, there are not the abnormal conditions such as pull-off, leakage, distortion, under journal offset 2mm, 0.5Mpa pressure-acting without abnormal conditions such as pull-off, leakage, distortion, the seal ring pressure of pipeline patching device is significantly less than its limit of elasticity, ensure that seal action is directly proportional to pipeline pressure, therefore reached the requirement of long-term durable, lasting reliable sealing.
Claims (10)
1. a T font sleeve, is characterized in that: comprise the T font sleeve split that two chip architectures are identical, the structure of described T font sleeve split comprises two semicircular ring plate splits, two sleeve pipe splits, screw fastener and sleeve fastening screws; Described semicircular ring plate split is arranged on the end of described sleeve pipe split; Described screw fastener is arranged on the sidepiece edge of described sleeve pipe split, and described screw fastener has attachment hole, and described sleeve fastening screw is arranged on attachment hole.
2. T font sleeve as claimed in claim 1, is characterized in that: on the outer wall of described sleeve pipe split, be provided with fixing belt, the shape of the shape of described fixing belt and described sleeve pipe split adapts.
3. T font sleeve as claimed in claim 1, is characterized in that: in described ring plate split, be provided with horseshoe-shaped edge, or output horseshoe-shaped draw-in groove in described ring plate split.
4. T font sleeve as claimed in claim 1, is characterized in that: the internal diameter of described ring plate split is identical with the external diameter of described sleeve pipe split.
5. a pressure piping top water bucket patch device, is characterized in that: comprise four T font sleeves, described T font sleeve comprises the T font sleeve split that two chip architectures are identical; The structure of described T font sleeve split comprises two semicircular ring plate splits, two sleeve pipe splits, screw fastener and sleeve fastening screws; Described semicircular ring plate split is arranged on the end of described sleeve pipe split; Described screw fastener is arranged on the sidepiece edge of described sleeve pipe split, and described screw fastener has attachment hole, and described sleeve fastening screw is arranged on attachment hole.
6. pressure piping top water bucket patch device as claimed in claim 5, is characterized in that: on the outer wall of described sleeve pipe split, be provided with fixing belt, the shape of the shape of described fixing belt and described sleeve pipe split adapts.
7. pressure piping top water bucket patch device as claimed in claim 5, is characterized in that: in described ring plate split, be provided with horseshoe-shaped edge, or output horseshoe-shaped draw-in groove in described ring plate split.
8. a pressure piping top water craft leakage mending method, comprising:
Determine the mounting point of straight tube pipeline patching device, on the pipeline of the both sides, mounting point of straight tube pipeline patching device, first set T font sleeve is installed respectively, between first set T font sleeve and pipeline, leave axial clearance; Make the end face of T font sleeve just to straight tube pipeline patching device direction;
The second cover T font sleeve is installed respectively in first set T font sleeve both sides, the just ring plate split to first set T font sleeve of ring plate split of the second cover T font sleeve, the second cover T font sleeve is fastened on pipeline completely, between the second cover T font sleeve and first set T font sleeve, places jack;
After two cover T font sleeves are in place, straight tube pipeline patching device is installed in mounting point, in fastening pipeline patching device bolt, pass first set T font sleeve with jack, make the rubber glue sealing drum parallel docking of its end face and straight tube pipeline patching device, and the end face of first set T font sleeve is withstood on seal ring, after pipeline patching device bolt is completely fastening, complete the water blocking leakage work of pipe pressurized top, retained first set T font sleeve, removed the second cover T font sleeve.
9. pressure piping top water craft leakage mending method as claimed in claim 8, is characterized in that: in described ring plate split, be provided with horseshoe-shaped edge, or output horseshoe-shaped draw-in groove in described ring plate split, jack is placed on edge or draw-in groove.
10. pressure piping top water craft leakage mending method as claimed in claim 8, it is characterized in that: in the time of pressure piping generation explosion seepage, the operating pressure of water supply network is adjusted into the mode of low pressure operation, the way top water excavation with pressure hole groove that adopts dunnage spile type hole groove to excavate, use after plate firm supporting at hole groove, progressively clear up pipe penetration, make it possess the condition that straight tube pipeline patching device is installed; According to the specifications and models of straight tube pipeline patching device, determine the mounting point of straight tube pipeline patching device, first set T font sleeve is installed respectively in straight tube pipeline patching device both sides subsequently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410088635.1A CN103851301B (en) | 2014-03-12 | 2014-03-12 | Pressure piping top water craft leakage mending method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410088635.1A CN103851301B (en) | 2014-03-12 | 2014-03-12 | Pressure piping top water craft leakage mending method |
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| CN103851301A true CN103851301A (en) | 2014-06-11 |
| CN103851301B CN103851301B (en) | 2016-04-20 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2731238Y (en) * | 2004-07-28 | 2005-10-05 | 河北宝硕管材有限公司 | Novel rush-repair joint for medium and large-diameter PE pipeline |
| RU2292512C1 (en) * | 2004-07-07 | 2007-01-27 | Дочерняя Компания "Укртрансгаз" Национальной Акционерной Компании "Нефтегаз Украины" | Method of repairing rectilinear section of pipeline |
| CN101074755A (en) * | 2007-04-03 | 2007-11-21 | 合肥通用机械研究院 | Straight-pipe sectional band pressure leaking stoppage structure with circular crackle |
| CN201507759U (en) * | 2009-09-25 | 2010-06-16 | 兖州煤业股份有限公司 | Quick pipeline leak processor |
| CN202188265U (en) * | 2011-05-30 | 2012-04-11 | 安徽省繁昌县皖南阀门铸造有限公司 | Sealing aid repair section |
-
2014
- 2014-03-12 CN CN201410088635.1A patent/CN103851301B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2292512C1 (en) * | 2004-07-07 | 2007-01-27 | Дочерняя Компания "Укртрансгаз" Национальной Акционерной Компании "Нефтегаз Украины" | Method of repairing rectilinear section of pipeline |
| CN2731238Y (en) * | 2004-07-28 | 2005-10-05 | 河北宝硕管材有限公司 | Novel rush-repair joint for medium and large-diameter PE pipeline |
| CN101074755A (en) * | 2007-04-03 | 2007-11-21 | 合肥通用机械研究院 | Straight-pipe sectional band pressure leaking stoppage structure with circular crackle |
| CN201507759U (en) * | 2009-09-25 | 2010-06-16 | 兖州煤业股份有限公司 | Quick pipeline leak processor |
| CN202188265U (en) * | 2011-05-30 | 2012-04-11 | 安徽省繁昌县皖南阀门铸造有限公司 | Sealing aid repair section |
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| Publication number | Publication date |
|---|---|
| CN103851301B (en) | 2016-04-20 |
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