CN112283491B - Drainage pipeline repairing device and repairing method - Google Patents
Drainage pipeline repairing device and repairing method Download PDFInfo
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- CN112283491B CN112283491B CN202011211136.9A CN202011211136A CN112283491B CN 112283491 B CN112283491 B CN 112283491B CN 202011211136 A CN202011211136 A CN 202011211136A CN 112283491 B CN112283491 B CN 112283491B
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 61
- 239000004744 fabric Substances 0.000 claims abstract description 46
- 238000001125 extrusion Methods 0.000 claims abstract description 27
- 230000008439 repair process Effects 0.000 claims abstract description 24
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 238000002844 melting Methods 0.000 claims abstract description 6
- 230000008018 melting Effects 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims abstract description 6
- 238000005485 electric heating Methods 0.000 claims description 12
- 239000004593 Epoxy Substances 0.000 claims description 4
- 238000009738 saturating Methods 0.000 claims 1
- 239000003822 epoxy resin Substances 0.000 abstract description 10
- 229920000647 polyepoxide Polymers 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005728 strengthening Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 5
- 239000012943 hotmelt Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000031864 metaphase Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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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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- 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
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/163—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a ring, a band or a sleeve being pressed against the inner surface of the pipe
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The application relates to a drainage pipeline prosthetic devices belongs to municipal drainage pipeline and restores technical field. The method comprises a reinforced fabric soaked with an epoxy resin curing agent, a rubber sleeve, an inner lining pipe and a mounting device, and also comprises a drainage pipeline repairing method, and the method comprises the following steps: 1) detecting the pipeline through a pipeline periscope, finding out a damaged section of the pipeline, and determining a repair position; 2) the reinforcement fabric and the rubber sleeve are conveyed into the pipeline through the early-stage installation assembly, when the position needing to be repaired is reached, the front fixing pipe and the rear fixing pipe are slid, the limitation on the rubber sleeve is removed, the rubber sleeve is recovered to be attached to the inner wall of the pipeline together with the reinforcement fabric under the extrusion of the extrusion rod, and the early-stage installation assembly is taken out; 3) carrying out hot melting fixation on the rubber sleeve through a middle-term thermosetting assembly; 4) and the lining pipe is inserted into the rubber sleeve through the later-stage mounting assembly in an interference manner. This application carries out better support to strengthening the fabric, and is better to the repairing effect of pipeline.
Description
Technical Field
The application relates to the technical field of municipal drainage pipeline repair, in particular to a drainage pipeline repair device and a repair method.
Background
Urban drainage pipelines are one of important infrastructures for supporting social development and guaranteeing people's life, and pipeline maintenance is a necessary means for guaranteeing normal mechanism and function of the urban drainage pipelines. The pipeline repairing work mainly carries out pipeline repairing through two repairing modes of excavation repairing and trenchless repairing. The pipeline is directly excavated through excavation repair, then the pipeline to be repaired is repaired, the environmental problem and the economic influence of the excavation repair of the pipeline are large, and safety accidents such as damage of other pipelines are easily caused. Trenchless repair is increasingly important for low-impact and low-maintenance repair of infrastructure.
The existing drainage pipeline non-excavation repair method mainly adopts a non-excavation repair point lining construction process aiming at the repair method of local damage, and the steps of the method comprise: s1, impregnating the reinforced fabric with an epoxy resin curing agent; s2: winding the reinforced fabric soaked with the epoxy resin curing agent in the S1 on the pipeline repairing device; s3: conveying the pipeline repairing device wound with the reinforcing fabric to the damaged part of the underground pipeline, and attaching the reinforcing fabric to the damaged part of the underground pipeline; s4: and after the reinforced fabric is solidified at the damaged position of the underground pipeline, recovering the pipeline restorer.
In view of the above-mentioned related arts, the inventor believes that the pipeline repair by the reinforcing fabric and the epoxy resin is convenient and simple, but the reinforcing fabric may fall off due to the lack of support inside the reinforcing fabric, and needs to be repaired again.
Disclosure of Invention
In order to support the reinforced fabric and improve the repairing effect, the application provides a device and a method for repairing a drainage pipeline.
In a first aspect, the application provides a drainage pipeline repairing device, which adopts the following technical scheme:
a drainage pipeline repairing device comprises a reinforced fabric soaked with an epoxy resin curing agent, a rubber sleeve, an inner lining pipe and a mounting device, wherein the reinforced fabric is sleeved outside the rubber sleeve, the inner lining pipe is inserted into the rubber sleeve in an interference manner, the rubber sleeve is provided with a notch for breaking the rubber sleeve, the mounting device comprises a front mounting assembly and a rear mounting assembly, the front mounting assembly comprises a connecting pipe, a front fixing pipe and a rear fixing pipe, the front fixing pipe and the rear fixing pipe are sleeved on the connecting pipe, the opposite side walls of the front fixing pipe and the rear fixing pipe are respectively provided with a first caulking groove and a second caulking groove, the first caulking groove and the second caulking groove are used for the rubber sleeve to be contracted and inserted, and the connecting pipe is provided with a front control rod for controlling the axial sliding of the front fixing pipe and a rear control rod for controlling the axial sliding of the rear fixing pipe;
the later-stage installation assembly comprises an operation pipe and a pushing piece, an installation block is arranged at one end of the operation pipe, an installation cavity is formed in the installation block, an operation channel is formed in the operation pipe and communicated with the installation cavity, an operation rod is installed in the operation channel in a sliding mode, a plurality of operation holes are formed in the installation block and arranged at intervals along the circumferential direction of the operation pipe, limiting rods are installed in the operation holes in a sliding mode, a pushing cone is arranged at one end, close to the installation cavity, of the operation rod, the pushing piece is a stepped column, the pushing piece comprises a sleeving portion with a small diameter and a pushing portion with a large diameter, sliding holes for the operation pipe to slide and penetrate through are coaxially formed in the pushing piece, and the inner lining pipe can be sleeved in the sleeving portion.
By adopting the technical scheme, the damaged position of the drainage pipeline is blocked and repaired by the reinforced fabric soaked with the epoxy resin curing agent, the arranged rubber sleeve is used for installing the reinforced fabric, the rubber sleeve and the reinforced fabric are sent to the damaged position of the pipeline together by the early-stage installation component, the rubber sleeve can be rolled up due to the slotting on the rubber sleeve, the first caulking groove on the front fixed pipe and the second caulking groove on the rear fixed pipe are used for installing the rolled rubber sleeve, the rubber sleeve is sent to the damaged position by the connecting pipe, the front fixed pipe is controlled to slide by the front control rod, the rear fixed pipe is controlled to slide by the rear control rod, so that the installation of the reinforced fabric and the rubber sleeve is realized, the lining pipe is inserted into the rubber sleeve, the rubber sleeve is extruded by the lining pipe, the reinforced fabric is supported, and the repairing effect of the reinforced fabric on the drainage pipeline is improved, interior bushing pipe installs through later stage installation component, through bushing pipe suit in suit portion, through the interior action bars drive of action bars drive propelling cone of action bars in the action tubes, through the radial outward motion of propelling cone promotion action bars edge action tubes in the orifice, through gag lever post butt rubber sleeve to restriction rubber sleeve's axial slides, promotes bushing pipe insert rubber sleeve through the impeller at last, realizes that the installation of bushing pipe is fixed.
Optionally, the outer wall of the rubber sleeve is provided with a storage bubble, and the storage bubble is filled with an epoxy resin curing agent.
Through adopting above-mentioned technical scheme, through setting up the storage bubble to filling epoxy curing agent in the storage bubble, making interior bushing pipe insert rubber sleeve pipe back, interior bushing pipe extrusion rubber sleeve pipe, storage bubble is broken back under the extrusion, and the fabric is reinforceed to the further soaking of epoxy curing agent, improves repair effect and firm in connection degree.
Optionally, the preceding control lever slide install in the connecting pipe, the connecting pipe is located a plurality of slide holes have been seted up to preceding fixed pipe with the part between the fixed pipe of back, and is a plurality of the slide hole is followed connecting pipe circumference interval sets up, and is a plurality of all slide in the slide hole and install the extrusion ram, preceding control lever outer wall sets up the butt ball, preceding control lever tip is provided with preceding connecting rod, the spout has been seted up to the connecting pipe axial, preceding connecting rod one end with preceding control lever is fixed, the preceding connecting rod other end passes the spout with preceding fixed union coupling, preceding connecting rod slides and wears to locate in the spout.
Through adopting above-mentioned technical scheme, be used for extruding rubber sleeve through seting up the slide opening and installing the extrusion pole in the slide opening, the butt ball that sets up on the preceding control lever promotes the extrusion pole and radially extrudees along the connecting pipe outwards, because the outside extrusion of extrusion pole and the axial of preceding fixed pipe slide all control through preceding control lever, and convenient for operation, the extrusion pole promotes the butt on drainage pipe's inner wall to rubber sleeve and reinforced fabric simultaneously, fixed pipe and the back is fixed mutually keeping away from between pipe and the rubber sleeve before convenient, also make the better expansion of rubber sleeve, thereby carry out better support to reinforced fabric.
Optionally, the outer wall of the connecting pipe is provided with an accommodating groove, the rear control rod is slidably mounted in the accommodating groove, one end of the rear control rod is fixed to the rear fixing pipe, the other end of the rear control rod is provided with a first push-pull block, and the first push-pull block protrudes out of the accommodating groove.
Through adopting above-mentioned technical scheme, set up and accomodate the groove and be used for accomodating and fix the back control lever for back control lever is being restricted to slide along the connecting pipe axis direction, and the more convenient laborsaving of back control lever operation, the first ejector pad of setting further makes things convenient for controlling of back control lever.
Optionally, the rubber sleeve is provided with a plurality of skeleton holes along the axis direction, the skeleton holes are arranged at intervals along the circumferential direction of the rubber sleeve, and skeleton rods are filled in the skeleton holes.
Through adopting above-mentioned technical scheme, do not influence the radial shrink of rubber sleeve through setting up the hack lever, but make the rubber sleeve be difficult to axial deformation, be favorable to lining pipe's insertion.
Optionally, one end of the limiting rod, which is located in the mounting cavity, is provided with a reset block, the reset block is arranged on the outer wall of the limiting rod, and a reset spring is clamped between the reset block and the wall of the mounting cavity.
Through adopting above-mentioned technical scheme, provide the power that resets for the gag lever post through the reset block and the reset spring cooperation that set up for the gag lever post has installed the bushing pipe after, and the gag lever post can resume the shrink state under reset spring's promotion, makes things convenient for later stage installation component to take out from drainage pipe after the bushing pipe has been installed.
Optionally, an inner wall of one end of the lining pipe is provided with an internal thread, an outer wall of one end, close to the pushing portion, of the sleeving portion is provided with an external thread, one end, not provided with the internal thread, of the lining pipe is provided with a limiting protrusion, and the limiting protrusion extends in a direction away from the lining pipe.
Through adopting above-mentioned technical scheme, interior bushing pipe and promotion portion thread tightening for interior bushing pipe is connected more firmly with the promotion portion, makes things convenient for the cartridge of interior bushing pipe to go into rubber sleeve, and the spacing arch and the gag lever post cooperation of setting are used for the spacing interior bushing pipe of circumference, and the promotion portion of being convenient for spirals out from interior bushing pipe, thereby makes things convenient for later stage installation component to take out from drainage pipe.
Optionally, the mounting device further comprises a middle-term thermosetting assembly, the middle-term thermosetting assembly comprises a holding rod and an electric heating plate arranged on the holding rod, a positioning sheet is further arranged on the holding rod, one end of the positioning sheet is fixed with the holding rod, and the other end of the positioning sheet is bent towards the direction of the electric heating plate and arranged in an overhanging manner.
Through adopting above-mentioned technical scheme, the fluting department through thermosetting subassembly rubber sleeve pipe in metaphase heats for rubber sleeve pipe fluting is fixed as an organic whole by the hot melt, and the fabric is reinforceed in better support, and the spacer that sets up on the holding rod inserts the fluting and fixes a position, makes the electrical heating board mounted position more accurate.
In a second aspect, the application provides a method for repairing a drainage pipeline, which adopts the following technical scheme:
a method for repairing a drainage pipeline, comprising the steps of:
1) detecting the pipeline through a pipeline periscope, finding out a damaged section of the pipeline, and determining a repair position;
2) the reinforcement fabric and the rubber sleeve are conveyed into the pipeline through the early-stage installation assembly, when the position needing to be repaired is reached, the front fixing pipe and the rear fixing pipe are slid, the limitation on the rubber sleeve is removed, the rubber sleeve is recovered to be attached to the inner wall of the pipeline together with the reinforcement fabric under the extrusion of the extrusion rod, and the early-stage installation assembly is taken out;
3) carrying out hot melting fixation on the rubber sleeve through a middle-term thermosetting assembly;
4) and the lining pipe is inserted into the rubber sleeve through the later-stage mounting assembly in an interference manner.
Optionally, in step 3), a rubber strip is fixed on the electric heating plate of the medium-term thermosetting assembly, the rubber strip is attached to the slot, and the rubber strip is hot-melted and fills the slot.
Through adopting above-mentioned technical scheme, through setting up the rubber strip, the fluting is filled in the melting of rubber strip under the heating of electric heating board for rubber sleeve's fixed effect of hot melt is better.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the method comprises the steps that the damaged position of a drainage pipeline is plugged and repaired through a reinforced fabric soaked with an epoxy resin curing agent, a rubber sleeve is arranged for installing the reinforced fabric, the rubber sleeve and the reinforced fabric are conveyed to the damaged position of the pipeline through a front-stage installation assembly, the reinforced fabric and the rubber sleeve are installed, a lining pipe is inserted into the rubber sleeve and extrudes the rubber sleeve through the lining pipe, so that the reinforced fabric is supported, the repairing effect of the reinforced fabric on the drainage pipeline is improved, and the lining pipe is installed through a rear-stage installation assembly;
2. the rubber sleeve is not influenced in radial shrinkage by the arrangement of the skeleton rod, but is not easy to deform axially, so that the insertion of the lining pipe is facilitated, the lining pipe is in threaded fixation with the pushing part, the lining pipe is more firmly connected with the pushing part, the lining pipe is convenient to insert into the rubber sleeve, the arranged limiting protrusion is matched with the limiting rod and is used for circumferentially limiting the lining pipe, the pushing part is convenient to unscrew from the lining pipe, and the installation assembly can be conveniently taken out of a drainage pipeline in the later period;
3. the fluting department through thermosetting subassembly rubber sleeve pipe in metaphase heats for rubber sleeve pipe fluting is fixed as an organic whole by the hot melt, and the fabric is reinforceed to better support, and the spacer that sets up on the holding rod inserts the fluting and fixes a position, makes the electrical heating board mounted position more accurate, and the rubber strip of setting melts under the heating of electrical heating board and fills the fluting, makes the fixed effect of rubber sleeve pipe's hot melt better.
Drawings
FIG. 1 is a sectional view of a damaged position after the repair of a drain pipeline is completed;
FIG. 2 is a schematic view of a rubber bushing;
FIG. 3 is a schematic view of the prior installation assembly with the rubber sleeve installed;
FIG. 4 is a cross-sectional view of the earlier mounted assembly;
FIG. 5 is a schematic structural view of a previous installation assembly;
FIG. 6 is a schematic view of the construction of the squeeze bar;
FIG. 7 is a partial schematic view of a mid-stage thermoset assembly;
FIG. 8 is a schematic structural view of the post-installation assembly;
FIG. 9 is a cross-sectional view of the post-installation assembly pushing the liner tube into the rubber sleeve;
fig. 10 is an enlarged view at a in fig. 9.
Description of reference numerals: 1. reinforcing the fabric; 2. a rubber sleeve; 21. grooving; 22. storing the bubbles; 23. a skeleton hole; 3. a liner tube; 31. a limiting bulge; 41. a connecting pipe; 411. a receiving groove; 412. a chute; 413. a control slot; 414. a slide hole; 42. a front fixed tube; 421. a first caulking groove; 43. a rear fixed tube; 431. a second caulking groove; 44. a front control lever; 441. a front connecting rod; 442. a second push-pull block; 443. abutting the ball; 45. a rear control lever; 451. a first push-pull block; 46. an extrusion stem; 461. a guide surface; 462. an extension plate; 47. a tension spring; 51. a holding rod; 52. an electrical heating plate; 53. positioning plates; 54. a rubber strip; 61. operating the tube; 611. an operation channel; 62. mounting blocks; 621. a mounting cavity; 622. an operation hole; 63. an operating lever; 64. a limiting rod; 65. pushing the cone; 66. a reset block; 67. a return spring; 671. a spring hole; 681. a sheathing part; 682. a pushing part; 683. a sleeve; 684. a sliding hole; 685. rotating the rod; 7. a skeleton rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-10.
The embodiment of the application discloses a drainage pipeline repairing device and a repairing method.
Example 1
Referring to fig. 1 and 2, a drainage pipeline repairing device comprises a reinforced fabric 1 soaked with an epoxy resin curing agent, a rubber sleeve 2, an inner lining pipe 3 and an installation device, wherein the reinforced fabric 1 is sleeved in the middle of the rubber sleeve 2, the inner lining pipe 3 is inserted into the rubber sleeve 2 in an interference manner, the rubber sleeve 2 is provided with a slot 21 for breaking the rubber sleeve 2, so that the rubber sleeve 2 is wound, during installation, the slot 21 of the rubber sleeve 2 is downwards installed into a drainage pipeline, the outer wall of the rubber sleeve 2 is provided with a plurality of storage bubbles 22, each storage bubble 22 is filled with an epoxy resin curing agent, the rubber sleeve 2 is provided with a plurality of framework holes 23 along the axial direction, the framework holes 23 are circumferentially arranged along the rubber sleeve 2 at intervals, the framework holes 23 are filled with framework rods 7, radial shrinkage of the rubber sleeve 2 is not influenced by the framework rods 7, and the rubber sleeve 2 is not easy to axially deform, facilitating the insertion of the lining tube 3.
The installation device comprises a front-stage installation assembly, a middle-stage thermosetting assembly and a rear-stage installation assembly.
Referring to fig. 3 and 4, the early-stage installation assembly is used for installing the reinforced fabric 1 and the rubber sleeve 2, the early-stage installation assembly comprises a connecting pipe 41, a front fixing pipe 42 and a rear fixing pipe 43 which are sleeved on the connecting pipe 41, opposite side walls of the front fixing pipe 42 and the rear fixing pipe 43 are respectively provided with a first caulking groove 421 and a second caulking groove 431, two ends of the rubber sleeve 2 which is rolled up are respectively inserted into the first caulking grooves and the second caulking grooves, and the connecting pipe 41 is provided with a front control rod 44 and a rear control rod 45, wherein the front control rod 44 and the rear control rod control the front fixing pipe 42 and the rear fixing pipe 43 to axially slide respectively.
Referring to fig. 4 and 5, the outer wall of the connecting pipe 41 is provided with a storage groove 411, the rear control rod 45 is slidably installed in the storage groove 411, the storage groove 411 is used for storing and limiting the rear control rod 45, the rear control rod 45 is embedded in the storage groove 411 during installation, one end of the rear control rod 45 is welded and fixed with the inner wall of the rear fixing pipe 43, the other end of the rear control rod 45 is provided with a first push-pull block 451, and the first push-pull block 451 protrudes out of the storage groove 411.
Preceding control lever 44 slides and installs in connecting pipe 41, preceding control lever 44 one end outer wall is provided with a plurality of preceding connecting rods 441, a plurality of spouts 412 have been seted up on the connecting pipe 41, spout 412 length direction is opened along connecting pipe 41 axial, a plurality of preceding connecting rods 441 one end is fixed with preceding control lever 44, a plurality of preceding connecting rods 441 other end one-to-one pass a plurality of spouts 412 and preceding fixed tube 42 is connected, preceding connecting rod 441 slides and wears to locate and can slide along connecting pipe 41 axis direction in the spout 412, the one end that preceding connecting rod 441 was kept away from to preceding control lever 44 is provided with second push-and-pull piece 442, connecting pipe 41 is seted up and is supplied the control groove 413 that second push-and-pull piece 442 worn out, second push-and-pull piece 442 slides and wears to locate in the control groove 413 and is located first push-and-pull piece 451 one side, and is convenient for control.
The connecting pipe 41 is provided with a plurality of sliding holes 414 between the front fixing pipe 42 and the rear fixing pipe 43, the plurality of sliding holes 414 are arranged at intervals along the circumferential direction of the connecting pipe 41, the plurality of sliding holes 414 are all slidably provided with the extrusion rods 46, the outer wall of the front control rod 44 is provided with the abutting ball 443, the end surface of the extrusion rod 46 in the connecting pipe 41 is provided with a guide surface 461 (compare with fig. 6), the guide surface 461 is a circular arc surface for guiding the extrusion rod 46 to slide in the sliding holes 414 under the pushing of the abutting ball 443 and keeping the limitation of the sliding holes 414 on the extrusion rod 46, so that the extrusion rod 46 cannot swing freely except for axial sliding, the sliding holes 414 and the reinforced fabric 1 are both positioned in the middle of the rubber sleeve 2 (compare with fig. 3), the outer wall of the extrusion rod 46 is provided with the extension plates 462, the outer wall of each extrusion rod 46 is provided with two extension plates 462, the two extension plates 462 are respectively arranged at two sides of the extrusion rod 46 along the axial direction of the connecting pipe 41, a tension spring 47 is provided between each extension plate 462 and the outer wall of the connection pipe 41 for returning the pressing rod 46.
Referring to fig. 2 and 7, the middle-term thermosetting assembly includes a holding rod 51 and an electric heating plate 52 disposed on the holding rod 51, a rubber strip 54 is fixed on the electric heating plate 52, a positioning plate 53 is further disposed on the holding rod 51, one end of the positioning plate 53 is fixed to the holding rod 51, and the other end of the positioning plate 53 is bent towards the electric heating plate 52 and is arranged in an overhanging manner, and is inserted into the slot 21 for positioning through the positioning plate 53.
Referring to fig. 8 and 9, the later-stage installation assembly includes an operation tube 61 and a pushing member, an installation block 62 is disposed at one end of the operation tube 61, an installation cavity 621 is disposed in the installation block 62, an operation channel 611 is disposed in the operation tube 61, the operation channel 611 is communicated with the installation cavity 621, an operation rod 63 is slidably installed in the operation channel 611, a plurality of operation holes 622 are disposed on the installation block 62, the operation holes 622 are circumferentially spaced along the operation tube 61, five limit rods 64 are slidably installed in the operation holes 622, in this embodiment, five operation holes 622 are provided, corresponding five limit rods 64 are provided, corresponding five skeleton rods 7 filled in the rubber sleeve 2 (compare with fig. 2), the five limit rods 64 are correspondingly abutted against the five skeleton rods 7, so that the limit rods 64 are better supported, and the installation of the lining tube 3 is facilitated, a pushing cone 65 is disposed at one end of the operation rod 63 close to the installation cavity 621, the gag lever post 64 is located the one end in the installation cavity 621 and promotes awl 65 outer wall butt, gag lever post 64 still is provided with reset block 66 along the both sides of operation pipe 61 axis direction, reset block 66 fix with screw in gag lever post 64 lateral wall, reset block 66 also with promote awl 65 butt, make gag lever post 64 promote down in operation hole 622 gliding under awl 65 promotes, all centre gripping has reset spring 67 between the chamber wall of every reset block 66 and installation cavity 621, reset block 66 and all seted up on the chamber wall of installation cavity 621 and supply reset spring 67 male spring hole 671 (compare fig. 10), make reset spring 67 install more firmly.
The pushing piece is a stepped column and comprises a sleeving part 681 with a smaller diameter, a pushing part 682 with a larger diameter and a sleeve 683, the pushing piece is coaxially provided with a sliding hole 684 through which the operating tube 61 slides, the sleeving part 681 and the sleeve 683 are respectively provided with two ends of the pushing part 682, the lining tube 3 can be sleeved in the sleeving part 681, the inner wall of one end of the lining tube 3 is provided with an internal thread, the outer wall of one end of the sleeving part 681 close to the pushing part 682 is provided with an external thread, the number of turns of the internal thread and the external thread is three, so that the connection between the lining tube 3 and the sleeving part 681 is firmer, the lining tube 3 can be conveniently separated from the sleeving part 681, one end of the lining tube 3 without the internal thread is provided with a limiting bulge 31, the limiting bulge 31 extends towards the direction far away from the lining tube 3 and is matched with a limiting rod 64 to play a circumferential limiting role, the pushing tube is sleeved on the operating tube 61, and one end of the pushing part 682 is integrally fixed, the outer wall of one end of the push pipe, which is far away from the push part 682, is provided with two rotary rods 685, and the two rotary rods 685 are arranged in 180-degree rotational symmetry along the circumferential direction of the push pipe, so that the rotary operation of the push part is facilitated.
Example 2
Referring to fig. 5, a method for repairing a drainage pipeline includes the steps of:
1) detecting the pipeline through a pipeline periscope, finding out a damaged section of the pipeline, and determining a repair position;
2) the reinforced fabric 1 and the rubber sleeve 2 are sent into the pipeline through the early-stage installation assembly, when the position needing to be repaired is reached, the front fixing pipe 42 is controlled through the front control rod 44, the rear fixing pipe 43 is controlled through the rear control rod 45, the front fixing pipe 42 and the rear fixing pipe 43 move away from each other, the limitation on the rubber sleeve 2 is removed, the rubber sleeve 2 is recovered to be attached to the inner wall of the pipeline together with the reinforced fabric 1 under the extrusion of the extrusion rod 46, the extrusion rod 46 extrudes the rubber sleeve 2 under the driving of the abutting ball 443, the rubber sleeve 2 is better unfolded, the reinforced fabric 1 is unfolded, and the early-stage installation assembly is taken out;
3) feeding the electric heating plate 52 into the rubber sleeve 2 through the holding rod 51, inserting the positioning sheet 53 into the slot 21 to enable the rubber strip 54 to be attached to the slot 21, electrifying to heat the electric heating plate 52, and thermally melting and filling the slot 21 with the rubber strip 54, thereby thermally melting and fixing the rubber sleeve 2 through the middle-term thermosetting assembly;
4) the utility model discloses a rubber sleeve 2, through later stage installation component 3 interference plug-in lining pipe, in this in-process, pass rubber sleeve 2 to installation piece 62 earlier, promote the thrust cone 65 axial motion through action bars 63, promote gag lever post 64 through thrust cone 65 and stretch out handle hole 622, five gag lever posts 64 and five skeleton poles 7 butt, lining pipe 3 fix with screw in suit portion 681 in the lining, promote the impeller through swing arm 685 and slide on action bars 61, until lining pipe 3 inserts rubber sleeve 2 completely in, swivel sleeve 683, make suit portion 681 can take out, reverse pulling action bars 63, make the thrust cone 65 reset, gag lever post 64 resumes under reset spring 67's drive, take out later stage installation component, accomplish the installation of lining pipe 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a drainage pipe prosthetic devices which characterized in that: including reinforceing fabric (1), rubber sleeve (2), interior bushing pipe (3) and the installation device that has the epoxy curing agent of saturating, reinforceing fabric (1) cover is located outside rubber sleeve (2), interior bushing pipe (3) interference cartridge in rubber sleeve (2), rubber sleeve (2) are seted up fluting (21) of breaking off rubber sleeve (2), installation device includes installation component and later stage installation component in earlier stage, installation component includes connecting pipe (41) and suit preceding fixed tube (42) and back fixed tube (43) on connecting pipe (41) in earlier stage, preceding fixed tube (42) with the lateral wall that back fixed tube (43) is opposite is seted up respectively and is supplied rubber sleeve (2) are shrunk and are inserted first caulking groove (421) and second caulking groove (431), be provided with preceding control lever (44) and the control of control preceding fixed tube (42) axial slippage on connecting pipe (41) back fixed tube (43) A rear control rod (45) with a tube (43) axially sliding;
the later-stage mounting assembly comprises an operating pipe (61) and a pushing piece, wherein a mounting block (62) is arranged at one end of the operating pipe (61), a mounting cavity (621) is formed in the mounting block (62), an operating channel (611) is formed in the operating pipe (61), the operating channel (611) is communicated with the mounting cavity (621), an operating rod (63) is installed in the operating channel (611) in a sliding mode, a plurality of operating holes (622) are formed in the mounting block (62), the operating holes (622) are circumferentially arranged along the operating pipe (61) at intervals, a limiting rod (64) is installed in the operating holes (622) in a sliding mode, a pushing cone (65) is arranged at one end, close to the mounting cavity (621), of the operating rod (63), the pushing piece is a stepped column, and comprises a sleeving part (681) with a small diameter and a pushing part (682) with a large diameter, the pushing piece is coaxially provided with a sliding hole (684) for the operating pipe (61) to slide through, and the lining pipe (3) can be sleeved in the sleeving part (681).
2. The drain pipe repair device according to claim 1, wherein: the rubber sleeve (2) outer wall is provided with storage bubble (22), it has the epoxy curing agent to fill in storage bubble (22).
3. The drain pipe repair device according to claim 1, wherein: the front control rod (44) is slidably arranged in the connecting pipe (41), a plurality of sliding holes (414) are formed in the connecting pipe (41) between the front fixing pipe (42) and the rear fixing pipe (43), the plurality of sliding holes (414) are circumferentially arranged along the connecting pipe (41) at intervals, the extrusion rods (46) are slidably arranged in the plurality of sliding holes (414), the outer wall of the front control rod (44) is provided with a butting ball (443), the end part of the front control rod (44) is provided with a front connecting rod (441), a sliding groove (412) is axially formed in the connecting pipe (41), one end of the front connecting rod (441) is fixed with the front control rod (44), the other end of the front connecting rod (441) penetrates through the sliding groove (412) to be connected with the front fixing pipe (42), and the front connecting rod (441) is slidably arranged in the sliding groove (412).
4. A drain pipe repair device according to claim 3, wherein: connect pipe (41) outer wall has been seted up and has been accomodate groove (411), back control lever (45) slide install in accomodate in groove (411), back control lever (45) one end with back fixed pipe (43) are fixed, back control lever (45) other end is provided with first push-and-pull piece (451), first push-and-pull piece (451) protrusion accomodate groove (411) and set up.
5. The drain pipe repair device according to claim 1, wherein: the rubber sleeve (2) has seted up skeleton hole (23) along the axis direction, skeleton hole (23) have a plurality ofly, and a plurality of skeleton holes (23) set up along rubber sleeve (2) circumference interval, skeleton hole (23) intussuseption is filled with skeleton pole (7).
6. The drain pipe repair device according to claim 5, wherein: the utility model discloses a safety device for fixing a safety device, including installation cavity (621), gag lever post (64) be located one end in installation cavity (621) is provided with reset block (66), reset block (66) set up in gag lever post (64) outer wall, reset block (66) with between the chamber wall of installation cavity (621) centre gripping reset spring (67).
7. The drain pipe repair device according to claim 1, wherein: the inner wall of interior bushing pipe (3) one end is provided with the internal thread, suit portion (681) are close to the one end outer wall of promotion portion (682) is provided with the external screw thread, interior bushing pipe (3) do not set up the one end of internal thread and are provided with spacing arch (31), spacing arch (31) are towards keeping away from the direction extension setting of interior bushing pipe (3).
8. The drain pipe repair device according to claim 1, wherein: the mounting device further comprises a middle-term thermosetting assembly, the middle-term thermosetting assembly comprises a holding rod (51) and an electric heating plate (52) arranged on the holding rod (51), a positioning sheet (53) is further arranged on the holding rod (51), one end of the positioning sheet (53) is fixed with the holding rod (51), and the other end of the positioning sheet (53) is bent towards the direction of the electric heating plate (52) and arranged in an overhanging mode.
9. A method of rehabilitating a drainpipe employing the drainpipe rehabilitation apparatus of claim 1, the method comprising the steps of:
1) detecting the pipeline through a pipeline periscope, finding out a damaged section of the pipeline, and determining a repair position;
2) the reinforcement fabric (1) and the rubber sleeve (2) are conveyed into the pipeline through the early-stage installation assembly, when the position needing to be repaired is reached, the front fixing pipe (42) and the rear fixing pipe (43) in the early-stage installation assembly are slid, the limitation on the rubber sleeve (2) is removed, the rubber sleeve (2) recovers, and is attached to the inner wall of the pipeline together with the reinforcement fabric (1) under the extrusion of an extrusion rod (46) of the early-stage installation assembly, and the early-stage installation assembly is taken out;
3) carrying out hot melting fixation on the rubber sleeve (2) through a middle-term thermosetting assembly;
4) and the lining pipe (3) is inserted into the rubber sleeve (2) in an interference manner through the later-stage mounting assembly.
10. The drain pipeline repairing method according to claim 9, wherein: in the step 3), a rubber strip (54) is fixed on an electric heating plate (52) of the medium-term thermosetting assembly, the rubber strip (54) is attached to the slot (21) on the rubber sleeve (2), and the rubber strip (54) is hot-melted and fills the slot (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011211136.9A CN112283491B (en) | 2020-11-03 | 2020-11-03 | Drainage pipeline repairing device and repairing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011211136.9A CN112283491B (en) | 2020-11-03 | 2020-11-03 | Drainage pipeline repairing device and repairing method |
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| CN112283491A CN112283491A (en) | 2021-01-29 |
| CN112283491B true CN112283491B (en) | 2022-04-19 |
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| US20040173272A1 (en) * | 2001-08-08 | 2004-09-09 | Korea Advanced Institute Of Science And Technology (Kr) | Reinforcing element of underground pipe, and trenchless repairing and reinforcing method using the same |
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| CN210034762U (en) * | 2019-05-15 | 2020-02-07 | 安徽昊宇建设工程有限公司 | Pipeline repairing lining |
| CN111365559A (en) * | 2020-04-15 | 2020-07-03 | 福光环境工程(上海)有限公司 | Pipe for pipeline repair by FIPP method and pipeline repair method thereof |
| CN111750207A (en) * | 2020-06-17 | 2020-10-09 | 上海懿诚市政工程有限公司 | CIPP non-excavation pipeline repairing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040173272A1 (en) * | 2001-08-08 | 2004-09-09 | Korea Advanced Institute Of Science And Technology (Kr) | Reinforcing element of underground pipe, and trenchless repairing and reinforcing method using the same |
| CN210034762U (en) * | 2019-05-15 | 2020-02-07 | 安徽昊宇建设工程有限公司 | Pipeline repairing lining |
| CN110701425A (en) * | 2019-09-12 | 2020-01-17 | 上海井园市政工程有限公司 | Non-excavation type pipeline repairing method |
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| CN112283491A (en) | 2021-01-29 |
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Effective date of registration: 20231009 Address after: 322000, 6th Floor, Building A1, Headquarters Economic Park, No. 955 Beicun Road, Zhujiang Street, Yiwu City, Jinhua City, Zhejiang Province Patentee after: Yiwu State owned Capital Operation Co.,Ltd. Address before: 322000 floor 1-3, No. 326, Shenzhou Road, Houzhai street, Yiwu City, Jinhua City, Zhejiang Province (self declaration) Patentee before: YIWU DRAINAGE Co.,Ltd. |
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