CN115451237B - Repair structure for quick rush repair of pipeline - Google Patents
Repair structure for quick rush repair of pipeline Download PDFInfo
- Publication number
- CN115451237B CN115451237B CN202211074335.9A CN202211074335A CN115451237B CN 115451237 B CN115451237 B CN 115451237B CN 202211074335 A CN202211074335 A CN 202211074335A CN 115451237 B CN115451237 B CN 115451237B
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- sealing
- pipeline
- repair
- clamping plate
- sealing ring
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- 238000007789 sealing Methods 0.000 claims abstract description 202
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 12
- 235000017491 Bambusa tulda Nutrition 0.000 description 12
- 241001330002 Bambuseae Species 0.000 description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 12
- 239000011425 bamboo Substances 0.000 description 12
- 238000009434 installation Methods 0.000 description 7
- 238000005266 casting Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- F16L55/16—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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The application relates to the technical field of pipeline repair, in particular to a repair structure for quick rush repair of a pipeline, which comprises a cylindrical outer sleeve member formed by buckling two semicircular clamping plates relatively, wherein a sealing part is arranged on the inner wall of each clamping plate, a first sealing surface is arranged on the sealing part, the first sealing surface is a conical surface, a containing cavity is formed in the middle of each clamping plate, and the radius of one side of each first sealing surface far away from the containing cavity is gradually reduced; an inner sealing ring is arranged between the first sealing surface and the outer wall of the pipeline; the inner sealing ring is pressed by the pressing piece in the accommodating cavity. The application has the effect of improving the sealing performance of the pipeline.
Description
Technical Field
The application relates to the technical field of pipeline repair, in particular to a repair structure for quick rush repair of a pipeline.
Background
The pipeline repairing is repairing after the pipeline is damaged in the using process, part of the pipeline is buried underground, and when the pipeline foundation is unevenly settled, the joint of the pipeline is broken and leaked; or the steel pipe is corroded to leak water in the use process, or the spheroidal graphite cast iron pipe is installed in a faucet mode, and the rubber ring at the faucet is separated to form water leakage.
In the related art, after water leakage occurs in the pipeline, the repair structure is added in time to restore normal water supply of the pipeline, so that the water in the pipeline is reduced to continue to leak. The repairing structure comprises two semicircular clamping plates, wherein sealing films are arranged on the inner sides of the clamping plates and cover the inner walls of the clamping plates. During installation, two splint lock relatively on the outer wall of pipeline, the sealing film butt that is located splint inner wall is on the outer wall of pipeline, then through the clamp of splint to make the sealing film can seal the position that the pipeline leaked.
However, when the water in the pipeline has pressure in the structure, the water pressure can push the sealing rubber sheet outwards from the leaked position, so that the propping force of the sealing rubber sheet on the outer wall of the pipeline is reduced, and the tightness of the pipeline is reduced.
Disclosure of Invention
In order to improve the sealing performance of a pipeline, the application provides a repair structure for quick rush repair of the pipeline.
The application provides a repair structure for quick rush repair of a pipeline, which adopts the following technical scheme:
The utility model provides a repair structure for quick rush-repair of pipeline, includes that two semicircular splint lock relatively and form the external member of tube-shape, be provided with sealing portion on the inner wall of splint, set up first sealed face on the sealing portion, first sealed face is the conical surface, the middle part position of splint is formed with and holds the chamber, first sealed face keeps away from the one side radius that holds the chamber and reduces gradually; an inner sealing ring is arranged between the first sealing surface and the outer wall of the pipeline; the inner sealing ring is pressed by the pressing piece in the accommodating cavity.
Through adopting above-mentioned technical scheme, during the use, install the inner seal circle on the outer wall of pipeline earlier, then form outer external member with the relative lock of two semicircle splint on the pipeline again, the inner seal circle is adjusted along the direction of pipeline length again, because the butt casting die makes the inner seal circle to support on the first sealing surface, first sealing surface keeps away from one side radius that holds the chamber and reduces gradually, when the inner seal circle receives the water extrusion that leaks in the pipeline, extruded direction is the same with the direction of butt casting die butt inner seal circle, all be used for making the inner seal circle support to press more tightly first sealing circle and the inner wall of pipeline, and then can improve the leakproofness to the pipeline.
Preferably, the sealing part is provided with a second sealing surface; the second sealing surface and the first sealing surface are symmetrically arranged; an outer sealing ring is arranged between the second sealing ring and the outer wall of the pipeline; the outer sealing ring is propped against by a pressing piece arranged on the clamping plate.
Through adopting above-mentioned technical scheme, second sealed face and first sealing surface symmetry set up, make on the second sealed face can follow the outside installation of splint compress tightly the piece and carry out the butt to outer sealing washer, make outer sealing washer seal between second sealing washer and the pipeline, further improve the leakproofness to the pipeline.
Preferably, the first sealing surface and the second sealing surface form a sealing part with V-shaped cross section; the sealing part is arranged at intervals with the outer wall of the pipeline; the inner sealing ring is mutually abutted with the outer sealing ring, and the opening on the inner sealing ring and the opening on the outer sealing ring are mutually staggered.
Through adopting above-mentioned technical scheme, the sealing portion of V-arrangement cross-section can make outer sealing washer and interior sealing washer butt each other in the position that sealing portion is closest to the pipeline outer wall, and the cooperation of interior sealing washer and outer sealing washer further improves the seal to the pipeline to make the opening on interior sealing washer and the outer sealing washer misplace each other, reduce the influence of opening part to the leakproofness.
Preferably, annular grooves are formed in two ends of the outer sleeve; the ring groove is internally provided with a supporting component; the supporting component is an air bag ring and is circumferentially arranged in the annular groove.
Through adopting above-mentioned technical scheme, when setting up the support subassembly that the gasbag ring formed in the annular, to propping up the subassembly in aerify and can circumferentially evenly prop up the overcoat piece for the pipeline, and then make the sealing performance of interior sealing washer to the periphery of pipeline better.
Preferably, the pressing piece is arranged in a semicircular arc shape, and the arc-shaped end of the pressing piece is flush with the arc-shaped end of the clamping plate; the pressing piece is connected to the clamping plate in a sliding manner.
Through adopting above-mentioned technical scheme, the pressure piece is connected with splint, and when the installation splint, the pressure piece is installed on the pipeline along with splint simultaneously, makes the installation of pressure piece more convenient.
Preferably, the clamping plates are rotatably connected with screws, the length direction of each screw is parallel to the sliding direction of the corresponding pressing piece relative to the clamping plates, each screw is respectively arranged on the two clamping plates, threads at two ends of each screw are opposite in rotation direction, and two ends of each screw are respectively in threaded connection with one pressing piece.
Through adopting above-mentioned technical scheme, the screw thread at screw rod both ends revolves to opposite, when needs are to the butt casting die removal, rotates the screw rod, and the both ends butt casting die of screw rod removes to the direction that is away from each other, makes two interior sealing washer seal simultaneously on two first sealed faces, and two interior sealing washer also can fix splint for the position of pipeline simultaneously.
Preferably, the driven bevel gear is coaxially and fixedly arranged on the screw rod; the side wall of the clamping plate is rotationally connected with a rotating rod; a drive bevel gear is coaxially fixed on the rotating rod; the drive bevel gear meshes with the driven bevel gear.
Through adopting above-mentioned technical scheme, driven bevel gear and initiative bevel gear meshing to the installer is through rotating the dwang, and initiative bevel gear on the dwang can drive the screw rod and rotate, and then more conveniently removes the position of two pressure pieces.
Preferably, an extension cylinder is fixedly arranged on the side wall of the clamping plate, and the rotating rod is positioned in the extension cylinder; and the extension cylinder is detachably connected with a cover plate for sealing the end part of the extension cylinder.
Through adopting above-mentioned technical scheme, place the dwang in the extension section of thick bamboo, through the fixed detachable apron in the tip of extension section of thick bamboo, make the apron seal dwang regulation department, the extension section of thick bamboo can be used for discharging the gas that is located outer external member simultaneously.
Preferably, the outer walls of the two ends of the arc shape of the clamping plate are fixedly provided with connecting lugs; a connecting bolt is arranged on the connecting lug in a penetrating way; and the connecting bolt is in threaded connection with a nut.
Through adopting above-mentioned technical scheme, fixed connection ear on the both ends outer wall of splint, run through on the connection ear and set up connecting bolt, connecting bolt cooperation nut presss from both sides tightly two splint, makes relative firm connection between two splint.
Preferably, a bulge is fixedly arranged on the arc-shaped end face of the clamping plate, and an annular sealing gasket is sleeved on the bulge; the sealing ring is positioned between the bulge and the inner wall of the clamping plate; the gasket extends to the location of the seal.
Through adopting above-mentioned technical scheme, fixed setting arch on the tip of splint, annular sealing washer cover is on the arch, makes the position that annular sealing washer can be more accurate be in the position between arch and the splint inner wall, reduces sealing washer to the inboard protrusion of splint, and sealing washer's both ends extend to sealing portion simultaneously, and the cooperation inner seal circle seals between splint and the pipeline.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the inner sealing ring is pressed against the first sealing surface through the pressing piece, the radius of one side, far away from the accommodating cavity, of the first sealing surface is gradually reduced, when the inner sealing ring is pressed by leaked water in the pipeline, the inner sealing ring is pressed against the inner wall of the pipeline more tightly, and therefore the tightness of the pipeline can be improved;
2. the sealing part can enable the outer sealing ring and the inner sealing ring to be mutually abutted at the position of the sealing part closest to the outer wall of the pipeline, and the inner sealing ring and the outer sealing ring are mutually matched to further improve the sealing of the pipeline;
3. When the supporting component formed by the air bag ring is arranged in the ring groove, the outer sleeve piece can be uniformly supported relative to the pipeline in the circumferential direction by inflating the supporting component, so that the sealing performance of the inner sealing ring on the periphery of the pipeline is good.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of a connection structure between a clamping plate and a pipeline according to an embodiment of the present application;
FIG. 3 is an enlarged schematic view of a portion A of FIG. 2;
FIG. 4 is a schematic view of an exploded construction of an outer seal assembly in accordance with an embodiment of the present application;
FIG. 5 is a schematic view of an exploded construction of two splints in accordance with an embodiment of the present application;
FIG. 6 is a schematic view of a connection structure between a clamping plate and a pressing member according to an embodiment of the present application;
FIG. 7 is a schematic view showing a partial structure of a splint according to an embodiment of the present application;
Fig. 8 is a partially enlarged schematic view of the portion B in fig. 7.
Reference numerals illustrate: 01. a pipe; 1. an outer sleeve; 11. a clamping plate; 12. a receiving chamber; 13. a ring groove; 14. a connecting lug; 141. a through hole; 15. a protrusion; 16. a chute; 2. an outer seal assembly; 21. an outer seal ring; 211. an opening; 22. a pressing member; 23. a compression bolt; 3. an inner seal assembly; 31. an inner seal ring; 32. a pressing member; 321. a bump; 4. a sealing part; 41. a first sealing surface; 42. a second sealing surface; 5. a drive assembly; 51. a screw; 52. a driven bevel gear; 53. a rotating lever; 54. a drive bevel gear; 55. hexagonal holes; 6. a propping-up assembly; 61. an air bag ring; 62. a notch; 7. a sealing gasket; 8. a connecting bolt; 81. a nut; 9. an extension tube; 91. and a cover plate.
Detailed Description
The application is described in further detail below with reference to fig. 1-8.
The embodiment of the application discloses a repair structure for quick rush repair of a pipeline, which comprises two clamping plates 11, wherein the clamping plates 11 are semicircular, and the two clamping plates 11 are buckled relatively to form a cylindrical external member 1, referring to FIG. 1. During installation, the two clamping plates 11 are used for being buckled on the outer wall of the pipeline 01, so that the two clamping plates 11 are wrapped at the leakage position of the pipeline 01, two ends of the outer sleeve piece 1 formed by the clamping plates 11 in a cylindrical shape are respectively provided with an outer sealing component 2, and the outer sealing component 2 is sealed between the inner wall of the clamping plates 11 and the outer wall of the pipeline 01, so that the two clamping plates 11 form two ends of the outer sleeve piece 1 in a cylindrical shape.
Referring to fig. 2 and 3, an inner seal assembly 3 is provided inside the jacket member 1 in which the clamping plate 11 is formed in a cylindrical shape, and the inner seal assembly 3 includes an inner seal ring 31 and a pressing member 32. The inner wall of the clamping plate 11 is provided with a first sealing surface 41, the first sealing surface 41 is conical, the two first sealing surfaces 41 are respectively positioned at two ends of the clamping plate 11 forming the cylindrical outer sleeve 1, a containing cavity 12 is formed at the position between the two first sealing surfaces 41, the pressing piece 32 is positioned in the containing cavity 12, the pressing piece 32 is connected with a driving assembly 5, the pressing piece 32 is moved along the two ends of the cylindrical outer sleeve 1 formed by the clamping plate 11 through the driving assembly 5, the inner sealing ring 31 is extruded by the pressing piece 32 to approach the first sealing surface 41, the larger side of the conical first sealing surface 41 faces the containing cavity 12, namely, the diameter of one side of the first sealing surface 41 far away from the containing cavity 12 is gradually reduced, and the diameter of one end of the first sealing surface 41 far away from the containing cavity 12 is larger than the outer diameter of the pipeline 01, so that a gap is reserved between the first sealing surface 41 and the outer wall of the pipeline 01, the cross section of the inner sealing ring 31 is circular, and after sealing between the first sealing surface 41 and the outer wall of the pipeline 01, the inner sealing ring 31 is extruded and deformed to be attached to the outer wall of the first sealing surface 41 and the pipeline 01. The inner diameter of the inner sealing ring 31 is equal to the outer diameter of the pipe 01, and the outer diameter of the inner sealing ring 31 is larger than the diameter of the end of the first sealing surface 41, which is far away from the accommodating cavity 12. The inner seal 31 is disposed against the first seal surface 41 and moves to an end of the first seal surface 41 remote from the accommodation chamber 12 by the pressing member 32. When the pressurized water leaked from the pipeline 01 is contained in the containing cavity 12, the pressurized water can squeeze the inner sealing ring 31 to move towards the first sealing surface 41, so that the squeezing force of the inner sealing ring 31 is increased, and the tightness of the inner sealing ring 31 to the outer wall of the pipeline 01 and the first sealing surface 41 is improved. The holding cavity 12 that sets up simultaneously also can be used for placing pipeline 01 spigot joint to the convenience is deviate from the water leakage that takes place to the pipeline 01 junction rubber ring of spigot joint and is restoreed.
Referring to fig. 3 and 4, the outer sealing assembly 2 includes an outer sealing ring 21 and a compressing member 22, the outer sealing ring 21 is identical to the inner sealing ring 31, openings 211 are formed in the outer sealing ring 21 and the inner sealing ring 31, the openings 211 are used for breaking the outer sealing ring 21 or the inner sealing ring 31, the outer sealing ring 21 and the inner sealing ring 31 are conveniently wound on the pipeline 01, and then the positions of the openings 211 are fixed in an adhesive manner. When the inner seal ring 31 and the outer seal ring 21 are installed, the positions of the opening 211 on the inner seal ring 31 and the opening 211 on the outer seal ring 21 are staggered, alternatively 180 degrees, so that the influence of the opening 211 on the sealing performance of the outer seal ring 21 and the inner seal ring 31 is reduced. The second sealing surface 42 is arranged on the inner wall of the clamping plate 11, the second sealing surface 42 and the first sealing surface 41 are symmetrically arranged, the second sealing surface 42 is positioned on one side of the first sealing surface 41 away from the accommodating cavity 12, and the second sealing surface 42 is connected with the first sealing surface 41 to form a sealing part 4 with a V-shaped section. During installation, the compressing piece 22 is installed at two ends of the cylindrical outer sleeve 1 formed by the two clamping plates 11 and moves towards the second sealing surface 42 to compress the outer sealing ring 21, so that the outer sealing ring 21 is abutted against the outer wall of the second sealing ring and the pipeline 01, one side, close to the inner sealing ring 31, of the outer sealing ring 21 is abutted against the inner sealing ring 31, the outer sealing ring 21 and the inner sealing ring 31 are matched with each other to seal, the influence of the openings 211 on the inner sealing ring 31 and the outer sealing ring 21 on tightness is reduced, and meanwhile, groundwater with pressure outside the pipeline 01 is blocked by the outer sealing ring 21.
Referring to fig. 4, the compressing members 22 are in a semicircular arc shape, one end of each clamping plate 11 is provided with one compressing member 22, so that two compressing members 22 cooperate to compress one outer sealing ring 21, the compressing members 22 are in a semicircular arc shape, the compressing members 22 are conveniently buckled on the outer wall of the pipeline 01, then a compressing bolt 23 is arranged between each compressing member 22 and each clamping plate 11, one side of each compressing member 22 extends from the end of each outer sleeve member 1 to the direction of the second sealing surface 42 and is used for being abutted on the outer sealing ring 21, the other side of each compressing member 22 is kept outside the outer sleeve member 1 and is used for being penetrated by the corresponding compressing bolt 23, the compressing bolt 23 is connected to the clamping plate 11 in a threaded manner, and the acting force of the corresponding compressing bolt 23 is used for driving the corresponding compressing member 22 to move towards the second sealing surface 42, so that the outer sealing ring 21 can be abutted on the second sealing surface 42 through the compressing member 22.
Referring to fig. 3, the inner walls of the end parts of the two clamping plates 11 forming the tubular outer sleeve 1 are provided with annular grooves 13, the annular grooves 13 are internally provided with supporting components 6, the supporting components 6 are airbag rings 61 with a notch 62, the airbag rings 61 are in strip shape through the notch 62, gaps are reserved between the positions of the clamping plates 11 provided with the annular grooves 13 and the outer wall of the pipeline 01, so that after the two clamping plates 11 are sleeved on the pipeline 01, the supporting components 6 are circumferentially arranged in the annular grooves 13 and then inflated into the supporting components 6, the supporting components 6 formed by the airbag rings 61 can circumferentially uniformly support the outer sleeve 1, and further the center line of the outer sleeve 1 formed by the two clamping plates 11 coincides with the center line of the pipeline 01, so that the circumferential sealing of the outer sealing ring 21 and the inner sealing ring 31 on the pipeline 01 is relatively uniform. During installation, under the condition that the supporting component 6 is filled with gas, the inner sealing ring 31 is installed first, the outer sleeve piece 1 is supported by the inner sealing ring 31, then the supporting component 6 is deflated, and the outer sealing ring 21 is installed. The supporting component 6 can be taken out from the ring groove 13, so that the supporting component 6 can be used for multiple times conveniently.
Referring to fig. 5, sealing gaskets 7 are provided on end surfaces of both ends of an arc-shaped clamping plate 11, connecting lugs 14 are fixedly provided on outer walls of both ends of the clamping plate 11, the sealing gaskets 7 are annular, a protrusion 15 is provided at the center of the sealing gaskets 7, the protrusion 15 is positioned on the clamping plate 11, the position of the protrusion 15 to the inner wall of the clamping plate 11 is used for placing the sealing gaskets 7, and the sealing gaskets 7 extend to positions of two V-shaped sealing parts 4 so that the sealing gaskets 7 are matched with an outer sealing ring 21 and an inner sealing ring 31 to seal the external member 1. The connecting lug 14 is provided with a through hole 141, the through hole 141 is used for penetrating the connecting bolt 8, the connecting bolt 8 is connected with a nut 81 in a threaded manner, and the two clamping plates 11 are correspondingly buckled and abutted against the sealing gasket 7 through the nut 81. When two splint 11 are mutually supported tightly through connecting bolt 8, keep the clearance between splint 11's inboard and the outer wall of pipeline 01, and then when making splint 11 install on pipeline 01, can not cause sealing relatively poor between two splint 11 because of the influence of pipeline 01 diameter.
Referring to fig. 6, a sliding groove 16 is formed on the inner wall of the accommodating cavity 12 formed by the clamping plates 11, the sliding groove 16 is provided with a plurality of sliding grooves 16 along the axial direction of the outer sleeve 1 formed by the clamping plates 11, one side of the pressing piece 32 extends towards the direction of the first sealing surface 41, the other side of the pressing piece 32 is fixedly provided with a protruding block 321, the protruding block 321 and the pressing piece 32 are integrally arranged, the protruding block 321 is in sliding fit in the sliding groove 16, and then the pressing piece 32 can slide along the axial direction of the outer sleeve 1 under the action of the sliding groove 16. The pressing members 32 are semicircular, two pressing members 32 are abutted on each inner sealing ring 31, and the semicircular end parts of the pressing members 32 are flush with semicircular end faces of the clamping plates 11. When the pipe 01 is mounted, the pressing member 32 is buckled on the outer wall of the pipe 01 together with the clamping plate 11, and a gap is kept between the side, close to the outer wall of the pipe 01, of the pressing member 32 and the outer wall of the pipe 01.
Referring to fig. 7, the driving assembly 5 for driving the pressing member 32 to move includes a screw 51, the screw 51 being disposed in the slide groove 16 and parallel to the slide groove 16, the screw 51 being rotatably coupled to the clamping plate 11. The two pressing members 32 connected to the same clamping plate 11 are respectively in threaded connection with two ends of the screw rod 51, the threads at the two ends of the screw rod 51 are opposite in rotation direction, the two pressing members 32 can be simultaneously close to or far away from each other by rotating the screw rod 51, so that the pressing force of the two pressing members 32 on the two inner sealing rings 31 can be simultaneously adjusted when the screw rod 51 is rotated, and when the two inner sealing rings 31 are both pressed tightly, the position of the clamping plate 11 relative to the length direction of the pipeline 01 can be fixed through the two inner sealing rings 31. One screw 51 is provided on each clamping plate 11, and when the clamping plates are mounted, the two screws 51 should be rotated simultaneously, and the rotation speed is kept consistent, so that the two pressing members 32 which are abutted against the same inner sealing ring 31 synchronously move towards the inner sealing ring 31.
Referring to fig. 8, a driven bevel gear 52 is coaxially and fixedly arranged in the middle of a screw rod 51, a rotating rod 53 is rotatably connected to the side wall of a clamping plate 11 through a bearing, a driving bevel gear 54 is coaxially and fixedly arranged at the end of the rotating rod 53, a hexagonal hole 55 is formed in one end of the rotating rod 53, a installer can conveniently insert a hexagonal wrench into the hexagonal hole 55 to rotate the rotating rod 53, the driving bevel gear 54 is meshed with the driven bevel gear 52, and then the driven bevel gear 52 can be driven to rotate when the rotating rod 53 rotates, so that the screw rod 51 rotates. The extension section of thick bamboo 9 is fixedly provided with on the lateral wall of splint 11, extension section of thick bamboo 9 is located the position of dwang 53, extension section of thick bamboo 9 and splint 11 are integrative to set up and form, and the tip of dwang 53 is located extension section of thick bamboo 9, make things convenient for installer to insert hexagonal wrench from the position of extension section of thick bamboo 9, there is apron 91 at the tip of extension section of thick bamboo 9 through bolted connection, apron 91 is used for sealed extension section of thick bamboo 9, in the extension section of thick bamboo 9 of dwang 53 position, and then after adjusting the position to interior sealing washer 31, the accessible is connected apron 91 and is sealed in extension section of thick bamboo 9. At the same time, when the water leakage from the pipeline 01 is introduced into the outer sleeve 1, the gas in the outer sleeve 1 is gradually discharged from the extension cylinder 9, and finally the upper cover plate 91 is sealed.
The installation process of the embodiment:
The two inner sealing rings 31 are wound on the pipeline 01, the middle positions of the two clamping plates 11 correspond to the leakage positions of the pipeline 01, the two clamping plates 11 are buckled on the outer wall of the pipeline 01, the two clamping plates 11 are relatively fixed through the connecting bolts 8, then the supporting assembly 6 is arranged in the annular groove 13 of the clamping plates 11, the supporting assembly 6 is inflated to enable the central line of the cylindrical external sleeve 1 formed by the two clamping plates 11 to coincide with the central line of the pipeline 01, meanwhile, the two screws 51 are rotated, the rotating speed is kept consistent, the inner sealing rings 31 are abutted against the first sealing surface 41, the outer sealing rings 21 are installed after the supporting assembly 6 is deflated, the outer sealing rings 21 are extruded from the end parts of the outer sleeve 1 to the direction of the second sealing surface 42 through the compressing pieces 22, the outer sealing rings 21 are matched with the inner sealing rings 31 to seal the positions of the pipeline 01 and the clamping plates 11, then the cover plate 91 positioned below is installed, and water leaking from the pipeline 01 flows out of the extending cylinder 9 from the upper side and then the other cover plate 91 is installed.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. A repair structure for quick rush repair of a pipeline is characterized in that: the novel anti-theft clamping device comprises two semicircular clamping plates (11) which are buckled relatively to form a cylindrical jacket piece (1), wherein a sealing part (4) is arranged on the inner wall of each clamping plate (11), a first sealing surface (41) is arranged on each sealing part (4), each first sealing surface (41) is a conical surface, a containing cavity (12) is formed in the middle of each clamping plate (11), and the radius of one side, away from each containing cavity (12), of each first sealing surface (41) is gradually reduced; an inner sealing ring (31) is arranged between the first sealing surface (41) and the outer wall of the pipeline (01); the inner sealing ring (31) is pressed by a pressing piece (32) arranged in the accommodating cavity (12);
The sealing part (4) is provided with a second sealing surface (42); the second sealing surface (42) and the first sealing surface (41) are symmetrically arranged; an outer sealing ring (21) is arranged between the second sealing surface (42) and the outer wall of the pipeline (01); the outer sealing ring (21) is pressed against by a pressing piece (22) arranged on the clamping plate (11);
the first sealing surface (41) and the second sealing surface (42) form a sealing part (4) with V-shaped cross section; the sealing part (4) is arranged at intervals with the outer wall of the pipeline (01); the inner sealing ring (31) is in contact with the outer sealing ring (21), and the opening (211) on the inner sealing ring (31) and the opening (211) on the outer sealing ring (21) are arranged in a staggered mode.
2. The repair structure for quick rush repair of a pipeline according to claim 1, wherein: annular grooves (13) are formed in the two ends of the outer sleeve piece (1); the ring groove (13) is internally provided with a supporting component (6); the supporting component (6) is an air bag ring (61), and the supporting component (6) is circumferentially arranged in the annular groove (13).
3. The repair structure for quick rush repair of a pipeline according to claim 1, wherein: the pressing piece (32) is arranged in a semicircular arc shape, and the arc-shaped end part of the pressing piece (32) is flush with the arc-shaped end part of the clamping plate (11); the pressing piece (32) is connected to the clamping plate (11) in a sliding manner.
4. A repair structure for quick rush repair of a pipeline according to claim 3, wherein: the clamping plates (11) are rotatably connected with screw rods (51), the length direction of the screw rods (51) is parallel to the sliding direction of the pressing piece (32) relative to the clamping plates (11), one screw rod (51) is respectively arranged on the two clamping plates (11), threads at two ends of the screw rods (51) are opposite in rotation direction, and two ends of the screw rods (51) are respectively connected with the pressing piece (32) in a threaded mode.
5. The repair structure for quick rush-repair of a pipeline according to claim 4, wherein: a driven bevel gear (52) is coaxially and fixedly arranged on the screw rod (51); the side wall of the clamping plate (11) is rotationally connected with a rotating rod (53); a drive bevel gear (54) is coaxially fixed on the rotating rod (53); the drive bevel gear (54) is engaged with the driven bevel gear (52).
6. The repair structure for quick rush-repair of a pipeline according to claim 5, wherein: the side wall of the clamping plate (11) is fixedly provided with an extension cylinder (9), and the rotating rod (53) is positioned in the extension cylinder (9); the extension cylinder (9) is detachably connected with a cover plate (91) for sealing the end part of the extension cylinder (9).
7. The repair structure for quick rush repair of a pipeline according to claim 1, wherein: the outer walls of the two ends of the arc shape of the clamping plate (11) are fixedly provided with connecting lugs (14); a connecting bolt (8) is arranged on the connecting lug (14) in a penetrating way; and a nut (81) is connected to the connecting bolt (8) in a threaded manner.
8. The repair structure for quick rush repair of a pipeline according to claim 1, wherein: a bulge (15) is fixedly arranged on the arc-shaped end face of the clamping plate (11), and an annular sealing gasket (7) is sleeved on the bulge (15); the sealing ring is positioned between the bulge (15) and the inner wall of the clamping plate (11); the gasket (7) extends to the position of the sealing part (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211074335.9A CN115451237B (en) | 2022-09-03 | 2022-09-03 | Repair structure for quick rush repair of pipeline |
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| CN202211074335.9A CN115451237B (en) | 2022-09-03 | 2022-09-03 | Repair structure for quick rush repair of pipeline |
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| CN115451237A CN115451237A (en) | 2022-12-09 |
| CN115451237B true CN115451237B (en) | 2024-07-12 |
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| CN118346842B (en) * | 2024-06-17 | 2024-11-05 | 烟台清泉实业有限公司 | Multifunctional leakage-proof device for heat supply pipe network |
| CN118729086B (en) * | 2024-08-30 | 2024-11-15 | 无锡市水利设计研究院有限公司 | Hydraulic engineering pipeline maintenance device |
| CN120212346B (en) * | 2025-05-27 | 2025-08-15 | 苏州罗克莱科技有限公司 | Ocean pipeline maintenance mechanical connector |
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| CN201651657U (en) * | 2010-04-10 | 2010-11-24 | 刘耀腾 | Pipe quick connector |
| CN105605365A (en) * | 2016-04-01 | 2016-05-25 | 西南石油大学 | Pipeline leakage point sealing device |
| CN206369048U (en) * | 2016-12-03 | 2017-08-01 | 晏丽颖 | A kind of hydraulic pressure top-closed structure pipeline sealing device |
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| FR2129199A5 (en) * | 1971-03-18 | 1972-10-27 | Air Comprime Ste Urbaine | |
| CN2189688Y (en) * | 1994-02-22 | 1995-02-15 | 佛山市石湾区基业玻璃钢管道配套工程公司 | Rush-repairing case pipe without water cut-off |
| JP3948818B2 (en) * | 1998-03-27 | 2007-07-25 | 株式会社水道技術開発機構 | Fixing structure for pipe fittings |
| CN108180345A (en) * | 2018-02-28 | 2018-06-19 | 中国海洋大学 | The lock sealing device of non-stop plugging pipe clamp |
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| CN201651657U (en) * | 2010-04-10 | 2010-11-24 | 刘耀腾 | Pipe quick connector |
| CN105605365A (en) * | 2016-04-01 | 2016-05-25 | 西南石油大学 | Pipeline leakage point sealing device |
| CN206369048U (en) * | 2016-12-03 | 2017-08-01 | 晏丽颖 | A kind of hydraulic pressure top-closed structure pipeline sealing device |
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