CN204226952U - Pipeline non-excavation rehabilitation device - Google Patents
Pipeline non-excavation rehabilitation device Download PDFInfo
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- CN204226952U CN204226952U CN201420631648.4U CN201420631648U CN204226952U CN 204226952 U CN204226952 U CN 204226952U CN 201420631648 U CN201420631648 U CN 201420631648U CN 204226952 U CN204226952 U CN 204226952U
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Abstract
The utility model embodiment discloses a kind of pipeline non-excavation rehabilitation device, and wherein, this pipeline non-excavation rehabilitation device comprises the first sealing film and the second sealing film; Described first sealing film and the second sealing film are interconnected and seal and form airtight annular tubular structure, and described annular tubular structure for being attached to the inwall of pipeline to be repaired, and is provided with cavity layer between described first sealing film and the second sealing film; And described cavity layer is closed cavity, described first sealing film is the internal layer sealing film of annular tubular structure, and described second sealing film is the outer sealing film of annular tubular structure; The anchor ring of described annular tubular structure is provided with suction port, material feeding mouth and air outlet, and described suction port, material feeding mouth are communicated with cavity layer respectively with air outlet.Can not only submersible by this pipeline non-excavation rehabilitation device, and this pipeline non-excavation rehabilitation device can not need upset in the duct, conveying is simple, structural strength is large, effectively expands its Applicable scope.
Description
Technical field
The utility model relates to pipelaying techniques field, particularly relates to a kind of pipeline non-excavation rehabilitation device.
Background technique
Urban duct supports one of social development and the important Infrastructure ensureing people's lives, and pipe-line maintenance maintenance is the necessary means ensureing its normal mechanism and function.Under normal circumstances, the repair of pipeline carries out pipeline rehabilitation mainly through trenchless rehabilitation and non-excavation rehabilitation two kinds of repair modes.
Trenchless rehabilitation and directly to be excavated by pipeline, then treats pipe-repairing reparation, the environmental problem that the trenchless rehabilitation of pipeline exists and economic impact larger, and easily cause the security incident that the destruction etc. of remaining pipes reliably causes.But non-excavation rehabilitation is for the repair mode attention gradually of the low impact of Infrastructure, low maintenance.
At present; inverted liner (CIPP is mainly adopted in the trenchless repairing method of existing pipeline; Cured in Place Pipe; also be referred to as in-situ solidifying) method repair; liner inversion system mainly passes through the flexible pipe after the composite fiber enhancing with impermeable corrosion-resisting protective film as carrier; after carrier impregnation epoxy or unsaturated resin; power is done with water or gas; flexible pipe is close in old pipe; when forming the inner wall layer of integrity after flexible pipe solidification in old pipe, thus reach the object to underground pipeline rehabilitation.
But, liner inversion system is mainly used in the structural reparation (structural reparation be new internal lining pipe have do not rely on primary tube road structure and the restorative procedure that independently bears outside hydrostatic pressure, earth pressure and dynamic loading) of pipeline in pipeline rehabilitation process, and this liner inversion system needs thicker resinous coat to increase Repair strength in pipeline configuration reparation; But, when resinous coat is thicker, there is upset, difficulty of transportation in the repair structure for application liner inversion system, and easily there is the problems such as bubble, weakness and protuberance in this repair structure in work progress, need to ensure that pipeline must drain simultaneously, cannot submersible be realized, make the Applicable scope of this liner inversion system less.
Model utility content
The utility model embodiments provides a kind of pipeline non-excavation rehabilitation device, to solve liner inversion system of the prior art in pipeline rehabilitation process, there is upset, difficulty of transportation in repair structure, and cannot realize submersible, makes the problem that its Applicable scope is less.
In order to solve the problems of the technologies described above, the utility model embodiment discloses following technological scheme:
The utility model embodiment provides a kind of pipeline non-excavation rehabilitation device, for repairing pipeline to be repaired (12), comprising: the first sealing film (1) and the second sealing film (5);
Described first sealing film (1) and described second sealing film (5) are interconnected and seal and form airtight annular tubular structure, described annular tubular structure for being attached to the inwall of described pipeline to be repaired (12), and is provided with cavity layer (3) between described first sealing film (1) and described second sealing film (5); Wherein,
Described cavity layer (3) is closed cavity, the internal layer sealing film that described first sealing film (1) is described annular tubular structure, the outer sealing film that described second sealing film (5) is described annular tubular structure;
The anchor ring of described annular tubular structure is provided with suction port (7), material feeding mouth (8) and air outlet (9), described suction port (7), described material feeding mouth (8) are communicated with described cavity layer (3) respectively with described air outlet (9).
Optionally, described cavity layer (3) is the inwall of described second sealing film (5), the closed cavity of the anchor ring at the outer wall of described first sealing film (1) and described annular tubular structure two ends composition, wherein,
The outer wall of described second sealing film (5) is for being attached to the inwall of described pipeline to be repaired (12);
The inwall of described first sealing film (1) around cavity be the inner chamber (6) of described pipeline non-excavation rehabilitation device, and described inner chamber (6) is hollow structure;
The anchor ring at described annular tubular structure two ends is the 3rd sealing film, and described 3rd sealing film is identical with the material of described second sealing film (5) with described first sealing film (1).
Optionally, described pipeline non-excavation rehabilitation device also comprises layer of fibers, and described layer of fibers comprises lamination coating; Wherein,
Described layer of fibers is arranged in described cavity layer (3), and described layer of fibers is for connecting described first sealing film (1) or/and described second sealing film (5).
Optionally, described layer of fibers comprises two fibre layers: the first layer of fibers (2) and the second layer of fibers (4); Wherein,
Described first layer of fibers (2) is wrapped on described first sealing film (1), and the inwall of described first layer of fibers (2) contacts with the outer wall of described first sealing film (1);
Described second sealing film (5) is wrapped on described second layer of fibers (4), and the inwall of described second sealing film (5) contacts with the outer wall of described second layer of fibers (4);
Be provided with cavity layer (3) between described first layer of fibers (2) and described second layer of fibers (4), and described cavity layer (3) be the outer wall of described first layer of fibers (2), the closed cavity of the anchor ring at the inwall of described second layer of fibers (4) and described annular tubular structure two ends composition.
Optionally, described air outlet (9) are communicated with steam outlet pipe (10), and described steam outlet pipe (10) is provided with constant pressure valve (11).
Optionally, described suction port (7) and described air outlet (9) are separately positioned on the anchor ring of the not homonymy of described annular tubular structure, and described suction port (7) and described material feeding mouth (8) are arranged on the anchor ring of the same side of described annular tubular structure.
Optionally, described first sealing film (1) and described second sealing film (5) are and have flexible flexible material.
From above technological scheme, the pipeline non-excavation rehabilitation device that the utility model embodiment provides comprises being interconnected by the first sealing film and the second sealing film and seals and form airtight annular tubular structure, this annular tubular structure is for being attached to the inwall of pipeline to be repaired, and be provided with cavity layer between the first sealing film and the second sealing film, wherein, this cavity layer is sealed cavity, and the anchor ring at these annular tubular structure two ends is provided with suction port, material feeding mouth and air outlet, and this suction port, material feeding mouth and air outlet are communicated with this cavity layer respectively; By this first sealing film and the second sealing film and cavity layer, in cavity layer, gas is blown into by suction port, this pipeline non-excavation rehabilitation device is launched in pipeline to be repaired, and by injecting filler, this pipeline non-excavation rehabilitation device being solidificated in pipeline to be repaired and forming the new pipeline of pipeline to be repaired; This pipeline non-excavation rehabilitation device operation is under water enable by the first sealing film and the second sealing film, and this pipeline non-excavation rehabilitation device is by insufflation gas and the object realizing pipe-repairing after injecting filler solidification, and this pipeline non-excavation rehabilitation apparatus structure is simple, be convenient to conveying and construction.
Further, the pipeline non-excavation rehabilitation device that the utility model embodiment provides, because this pipeline non-excavation rehabilitation apparatus structure is simple, and in not inflated and when injecting filler, this pipeline non-excavation rehabilitation device is lighter, can adapt to dissimilar as pipeline that is circular, rectangle, and this pipeline non-excavation rehabilitation device can be delivered in pipeline to be repaired fast, and carry out inflating, injecting the operations such as filler, solidification, reparation, finally enable pipeline non-excavation rehabilitation device solidifying in pipeline of this injection filler, reach the object of pipe-repairing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of a kind of pipeline non-excavation rehabilitation device that Fig. 1 provides for the utility model embodiment;
The structural representation of the another kind of pipeline non-excavation rehabilitation device that Fig. 2 provides for the utility model embodiment;
The perspective view of the another kind of pipeline non-excavation rehabilitation device that Fig. 3 provides for the utility model embodiment;
The structural representation of the air outlet of the pipeline non-excavation rehabilitation device that Fig. 4 provides for the utility model embodiment;
The schematic flow sheet of the pipeline trenchless repairing method that Fig. 5 provides for the utility model embodiment;
The cross-sectional view of the pipeline non-excavation rehabilitation device that Fig. 6 provides for the utility model embodiment.
Accompanying drawing illustrates:
1-first sealing film, 2-first layer of fibers, 3-cavity layer, 4-second layer of fibers, 5-second sealing film, 6-inner chamber, 7-suction port, 8-material feeding mouth, 9-air outlet, 10-steam outlet pipe, 11-constant pressure valve, 12-pipeline to be repaired.
Embodiment
Technological scheme in the utility model is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
See Fig. 1, for the structural representation of a kind of pipeline non-excavation rehabilitation device that the utility model embodiment provides, as shown in the figure, this pipeline non-excavation rehabilitation device comprises the first sealing film 1 and the second sealing film 5, this first sealing film 1 and the overlapped setting of the second sealing film 5, be interconnected sealing between this first sealing film 1 and second sealing film 5 and form airtight annular tubular structure, and be provided with cavity layer 3 between this first sealing film 1 and second sealing film 5.
Wherein, in the pipeline non-excavation rehabilitation device that the present embodiment provides, this cavity layer 3 is closed cavity, thus make when the pipeline non-excavation rehabilitation device of this annular tubular structure repairs pipeline 12 to be repaired, to additional fillers in closed cavity, the reparation supporting pipeline 12 to be repaired and treat pipe-repairing 12 can be convenient to; This annular tubular structure is for being attached to the inwall of pipeline 12 to be repaired, and this first sealing film 1 is the internal layer sealing film of this annular tubular structure, and the second sealing film 5 is the outer sealing film of this annular tubular structure; The pipeline non-excavation rehabilitation device of annular double-walled tubular structure is realized by the two-layer seal diaphragm structure of this outer sealing film and content sealing film.
In the pipeline non-excavation rehabilitation device that the present embodiment provides, this pipeline non-excavation rehabilitation device is also provided with suction port 7, material feeding mouth 8 and air outlet 9, in order to ensure the fluency of pipeline after repairing and the intensity of pipeline, this suction port 7, material feeding mouth 8 and air outlet 9 are all arranged on (end face of the airtight annular tubular structure be namely made up of the first sealing film 1 and the second sealing film 5) on the anchor ring of annular tubular structure, and, this suction port 7, material feeding mouth 8 and air outlet 9 are interconnected with the cavity layer 3 of confined space respectively, thus be convenient to respectively by this suction port 7, material feeding mouth 8 and air outlet 9 are filled with air in cavity layer 3, filler and air is discharged.
And, in the pipeline non-excavation rehabilitation device that the present embodiment provides, as shown in the figure, this cavity layer 3 is the inwall of this second sealing film 5, the closed cavity of the anchor ring composition at the outer wall of the first sealing film 1 and these annular tubular structure two ends, wherein, this pipeline non-excavation rehabilitation device treat pipe-repairing 12 repair time, the outer wall of this second sealing film 5 is for being attached to the inwall of pipeline 12 to be repaired, the inwall of this first sealing film 1 around cavity be the inner chamber 6 of this pipeline non-excavation rehabilitation device, this inner chamber 6 is hollow structure, and when this pipeline non-excavation rehabilitation device repairs pipeline 12 to be repaired, the inner chamber 6 of this pipeline non-excavation rehabilitation device overlaps with the inner chamber of pipeline 12 to be repaired.
In addition, the anchor ring at the annular tubular structure two ends in this embodiment is the 3rd sealing film, and the 3rd sealing film is identical with the material of the second sealing film 5 with this first sealing film 1, is flexible material.And, in the structure of this pipeline non-excavation rehabilitation device, 3rd sealing film can be the sealing film arranged in addition, thus be connected with the second sealing film 5 with this first sealing film 1 respectively and seal and become the anchor ring of this annular tubular structure, or the 3rd sealing film is a part (i.e. the 3rd sealing film and the first sealing film 1 or the second sealing film 2 are overall) for this first sealing film 1 or the second sealing film 5, thus makes sealing between this first sealing film 1 and second sealing film 2 form the pipeline non-excavation rehabilitation device of airtight annular tubular structure.
Adopt the pipeline non-excavation rehabilitation device that the present embodiment provides, by the annular tubular structure that between the first sealing film 1 and the second sealing film 5, sealing composition is airtight mutually, owing to being provided with the cavity layer 3 of closed cavity between this first sealing film 1 and second sealing film 5, second sealing film 5 of this annular tubular structure is outer sealing film, for contacting (inwall being attached to pipeline 12 to be repaired by this outer sealing film) with the inwall of pipeline 12 to be repaired when repairing pipeline 12 to be repaired, first sealing film 1 of this annular tubular structure is internal layer sealing film, this internal layer sealing film is around the inner chamber 6 of this pipeline no-dig technique device, and overlap with the inner chamber of pipeline 12 to be repaired, by filling filler in this cavity layer 3, after filler solidification, complete the reparation treating pipe-repairing.This pipeline non-excavation rehabilitation apparatus structure is simple, is convenient to treat pipe-repairing 12 and repairs fast; Further, because this pipeline non-excavation rehabilitation device is formed primarily of sealing film, and carry out pipeline rehabilitation by injecting filler, this repair structure does not need upset, and conveying is simple, construct convenient, structural strength is large.
See Fig. 2, for the structural representation of the another kind of pipeline non-excavation rehabilitation device that the utility model embodiment provides, as shown in the figure, this pipeline non-excavation rehabilitation device comprises the first sealing film 1 and the second sealing film 5, this first sealing film 1 and overlapped setting of the second sealing film 5 form annular tubular structure, this first sealing film 1 and the second sealing film 5 are respectively the internal layer sealing film of this annular tubular structure and outer sealing film, and the anchor ring at these annular tubular structure two ends is sealed by the 3rd sealing film respectively.
In the pipeline non-excavation rehabilitation device that the present embodiment provides, also layer of fibers is comprised in this pipeline non-excavation rehabilitation device, this layer of fibers is lamination coating, when only arranging one deck layer of fibers, this layer of fibers is for connecting one of them sealing film (accompanying drawing is not shown) in this first sealing film 1 or the second sealing film 5; When arranging two fibre layers, this two fibre layers is connected with the second sealing film 5 with this first sealing film 1 respectively, and namely this first sealing film 1 and the second sealing film 5 are provided with layer of fibers.
In the pipeline non-excavation rehabilitation device that the present embodiment provides, this two fibre layers is respectively the first layer of fibers 2 and the second layer of fibers 4, wherein, this first layer of fibers 2 is connected with this first sealing film 1, in the present embodiment, this first layer of fibers 2 is wrapped on this first sealing film 1, and the inwall of this first layer of fibers 2 contacts with the outer wall of this first sealing film 1; This second layer of fibers 4 is connected with this second sealing film 5, and in the present embodiment, this second sealing film 5 is wrapped on this second layer of fibers 4, and the inwall of this second sealing film 5 contacts with the outer wall of this second layer of fibers 4; And, cavity layer 3 is provided with between this first layer of fibers 2 and second layer of fibers 4, this cavity layer 3 is the closed cavity be made up of the anchor ring (or being the 3rd sealing film) at the inwall of the outer wall of the first layer of fibers 2, the second layer of fibers 4 and annular tubular structure two ends, and this closed cavity ensures the intensity that can increase this pipeline non-excavation rehabilitation device between this first sealing film 1 and second sealing film 5 by filling filler.
In the pipeline non-excavation rehabilitation device that the present embodiment provides, also can layer of fibers be set in anchor ring i.e. the 3rd sealing film at these annular tubular structure two ends, in implementation process, this layer of fibers contacts with the 3rd sealing film, and this layer of fibers is arranged in this cavity layer 3; And, this layer of fibers is identical with the material of the second layer of fibers 4 with this first layer of fibers 2, is conventional lamination coating, as carbon fibre material, this carbon fibre material by the formation carbon fiber composite that combines with the filler be filled in this cavity layer 3, thus effectively increases the intensity of pipe-repairing; And this first sealing film 1, second sealing film 5 and the 3rd sealing film are and have flexible flexible material, thus liquid is avoided to infiltrate the interior cavity layer 3 of this pipeline non-excavation rehabilitation device.
Adopt the pipeline non-excavation rehabilitation device that the present embodiment provides, this pipeline non-excavation rehabilitation device is an airtight annular tubular structure, and this annular tubular structure is made up of inside and outside two-layer sealing film sealing, and be provided with cavity layer 3 between internal layer sealing film and outer sealing film, be respectively arranged with the layer of fibers contacted with this internal layer sealing film and outer sealing film in this cavity layer 3.Thus, when this pipeline non-excavation rehabilitation device repairs pipeline 12 to be repaired, after injecting the filler needing solidification, this fibrolaminar lamination coating and filler combination form fibrous composite, thus effectively strengthen the intensity of the pipeline after repairing, and the pipeline non-excavation rehabilitation device be made up of sealing film can operation effectively under water, further increases the using scope of this pipeline non-excavation rehabilitation device.
See Fig. 3, be the perspective view of the pipeline non-excavation rehabilitation device of the utility model embodiment, be specially the structural representation of the pipeline non-excavation rehabilitation device shown in above-mentioned Fig. 2; Simultaneously with reference to figure 4, be illustrated in figure 4 the structural representation (the pipeline non-excavation rehabilitation device in Fig. 2 from viewed from the other end anchor ring to the structural representation of pipeline non-excavation rehabilitation device) of pipeline non-excavation rehabilitation device air outlet 9.
As shown in the figure, the air outlet 9 of this pipeline non-excavation rehabilitation device is also provided with steam outlet pipe 10, this steam outlet pipe 10 is communicated with this air outlet 9, and this steam outlet pipe 10 is also provided with constant pressure valve 11, and the air controlled in this cavity layer 3 by this constant pressure valve 11 is flowed out from this steam outlet pipe 10; And this suction port 7 and this air outlet 9 are separately positioned on the anchor ring of annular tubular structure not homonymy, are convenient to be full of whole cavity layer 3 by the air in this suction port 7; This suction port 7 is arranged on the anchor ring of the same side of this annular tubular structure with material feeding mouth 8, this material feeding mouth 8 is not on the anchor ring of the same side with this air outlet 9, when being convenient to enter filler by this material feeding mouth 8, avoid filler directly to block air outlet 9, thus affect the reparation of pipeline 12 to be repaired.In the pipeline non-excavation rehabilitation device of the present embodiment, steam outlet pipe 10 is arranged constant pressure valve 11, effectively ensured the air pressure in this cavity layer 3 by constant pressure valve 11, thus be convenient to filler and can be full of this cavity layer 3 fast, and air when filling filler in cavity layer 3 is discharged by constant pressure valve 11.
In the above-described embodiments, structure for this pipeline non-excavation rehabilitation device describes the structure be in this pipeline non-excavation rehabilitation device after gassy, when not being filled with air in this device, because this pipeline non-excavation rehabilitation device is made up of the first sealing film of flexible material and the second sealing film, then this pipeline non-excavation rehabilitation device can carry out the mode such as fold and makes its smaller volume, thus is convenient to the quick conveying of this pipeline non-excavation rehabilitation device.And, in above-described embodiment, described outer and inner (as skin, internal layer, outer wall, inwall etc.), all with this annular tubular structure for reference, being outward away from this annular tubular structure vertical direction outside the axial rotary of anchor ring, in the direction nearer apart from this running shaft be.
Corresponding with the constructive embodiment of the pipeline non-excavation rehabilitation device that the utility model provides, the utility model additionally provides a kind of pipeline trenchless repairing method.
Shown in Figure 5, be the schematic flow sheet of the pipeline trenchless repairing method that the utility model embodiment provides, meanwhile, with reference to the generalized section of the pipeline non-excavation rehabilitation structure that the utility model embodiment shown in figure 6 provides.
As shown in the figure, this pipeline trenchless repairing method comprises:
Step S100: inside pipeline non-excavation rehabilitation device being delivered to pipeline 12 to be repaired;
Wherein, needs carry out pipeline 12 to be repaired repair time, by this pipeline non-excavation rehabilitation device (not inflated, be convenient to this pipeline non-excavation rehabilitation device and adapt to difform pipeline, as rectangle, circle etc.) by conveying equipment, this device is delivered to the position to be repaired of pipeline 12 to be repaired, be convenient to repair according to pipeline difference in position to be repaired, and perform step S200.
Step S200: inflated by the cavity layer 3 of suction port 7 pairs of pipeline non-excavation rehabilitation devices of pipeline non-excavation rehabilitation device, the inside of pipeline non-excavation rehabilitation device at pipeline 12 to be repaired is fully launched;
Wherein, after pipeline non-excavation rehabilitation device is delivered to the position to be repaired of pipeline by step S100, namely inflate to cavity layer 3 by suction port 7, in the present embodiment, by equipment such as air compressors, air is delivered in cavity layer 3, and then this pipeline non-excavation rehabilitation device is expanded, and the inwall of the second sealing film 5 with pipeline 12 to be repaired is contacted; Because this first sealing film 1 and the second sealing film 5 have certain elasticity, therefore, the diameter of the inner chamber 6 of this pipeline non-excavation rehabilitation device is slightly less than the intracavity diameter (wherein, the intracavity diameter of pipeline 12 to be repaired equals the diameter of annular tubular structure) of pipeline 12 to be repaired; Thus pipeline non-excavation rehabilitation device is launched completely.
Step S300: inject filler by the material feeding mouth 8 of pipeline non-excavation rehabilitation device in cavity layer 3, and the gas of this cavity layer 3 is discharged by air outlet 9, until be full of filler in the cavity layer 3 of this pipeline non-excavation rehabilitation device;
Wherein, when step S200 hollow cavity layer 3 gassy, and the outer sealing film of annular tubular structure is when contacting with the inwall of pipeline 12 to be repaired, by charger, the filler of concrete grout or resin can be entered cavity layer 3 by this material feeding mouth 8, and be full of this cavity layer 3; And fill in the process of filler, this filler air that can extrude in cavity layer 3 makes it be discharged by air outlet 9, thus ensure that the air pressure in cavity layer 3 is in safe air pressure, avoid too high the causing of the air pressure of cavity layer 3 to break, and then cause pipeline non-excavation rehabilitation device to damage.
Step S400: make the pipeline non-excavation rehabilitation device solidifying being full of filler respectively by catalytic curing, spontaneous curing, heating reparation and ultraviolet light polymerization;
Wherein, after being full of filler in cavity layer 3, the pipeline non-excavation rehabilitation device rapid curing being full of filler can be made respectively by catalyzer, and then make its spontaneous curing, further the pipeline non-excavation rehabilitation device after this spontaneous curing is heated, making the inner chamber 6 of this pipeline non-excavation rehabilitation device smooth, smooth by repairing this pipeline non-excavation rehabilitation device inside, being convenient to liquid quickly through pipeline; Carry out ultraviolet light polymerization finally by ultraviolet, make this pipeline non-excavation rehabilitation device solidifying.When after this pipeline non-excavation rehabilitation device solidifying, the intensity of repairing rear pipeline can be ensured; Thus realize the repair function of this pipeline non-excavation rehabilitation device.
In the pipeline trenchless repairing method that the present embodiment provides, this suction port 7 is for connecting air compressor, thus in this cavity layer 3, be filled with air by this air compressor, and be filled with in air event, must ensureing that inner gas pressure in this cavity layer (3) is between 0.05Mpa and 1.0Mpa; And this filler is concrete grout or resin, or this filler is the mixture of concrete grout and resin, thus concrete grout is combined with lamination coating form fibrous composite, effectively strengthens the intensity of the pipeline after repairing, improve the quality of pipeline after repairing.
Adopt the pipeline trenchless repairing method that the present embodiment provides, because this pipeline non-excavation rehabilitation apparatus structure is simple, be convenient to quick conveying, thus the reparation of pipeline to be repaired can be realized fast, and to be combined with each other formation fibrous composite by lamination coating and concrete grout or resin in this pipeline non-excavation rehabilitation device, thus effectively strengthen repair after the intensity of pipeline; And, because the sealing film of this pipeline non-excavation rehabilitation device is flexible flexible material, thus dissimilar pipeline can be adapted to, and can operation under water, effectively improve the using scope of the pipeline non-excavation rehabilitation device that the present embodiment provides.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually see, what each embodiment stressed is the difference with other embodiments.Especially, for embodiment of the method, because it is substantially similar to device embodiment, so describe fairly simple, relevant part illustrates see the part of embodiment of the method.Device and method embodiment described above is only schematic, and some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
It should be noted that, in this article, the such as relational terms of " first " and " second " etc. and so on is only used for an entity or operation to separate with another entity or control panel, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only embodiment of the present utility model, those skilled in the art is understood or realizes the utility model.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a pipeline non-excavation rehabilitation device, for repairing pipeline to be repaired (12), is characterized in that, comprise: the first sealing film (1) and the second sealing film (5);
Described first sealing film (1) and described second sealing film (5) are interconnected and seal and form airtight annular tubular structure, described annular tubular structure for being attached to the inwall of described pipeline to be repaired (12), and is provided with cavity layer (3) between described first sealing film (1) and described second sealing film (5); Wherein,
Described cavity layer (3) is closed cavity, the internal layer sealing film that described first sealing film (1) is described annular tubular structure, the outer sealing film that described second sealing film (5) is described annular tubular structure;
The anchor ring of described annular tubular structure is provided with suction port (7), material feeding mouth (8) and air outlet (9), described suction port (7), described material feeding mouth (8) are communicated with described cavity layer (3) respectively with described air outlet (9).
2. pipeline non-excavation rehabilitation device according to claim 1, it is characterized in that, described cavity layer (3) is the inwall of described second sealing film (5), the closed cavity of the anchor ring at the outer wall of described first sealing film (1) and described annular tubular structure two ends composition, wherein
The outer wall of described second sealing film (5) is for being attached to the inwall of described pipeline to be repaired (12);
The inwall of described first sealing film (1) around cavity be the inner chamber (6) of described pipeline non-excavation rehabilitation device, and described inner chamber (6) is hollow structure;
The anchor ring at described annular tubular structure two ends is the 3rd sealing film, and described 3rd sealing film is identical with the material of described second sealing film (5) with described first sealing film (1).
3. pipeline non-excavation rehabilitation device according to claim 1, is characterized in that, described pipeline non-excavation rehabilitation device also comprises layer of fibers, and described layer of fibers comprises lamination coating; Wherein,
Described layer of fibers is arranged in described cavity layer (3), and described layer of fibers is for connecting described first sealing film (1) or/and described second sealing film (5).
4. pipeline non-excavation rehabilitation device according to claim 3, it is characterized in that, described layer of fibers comprises two fibre layers: the first layer of fibers (2) and the second layer of fibers (4); Wherein,
Described first layer of fibers (2) is wrapped on described first sealing film (1), and the inwall of described first layer of fibers (2) contacts with the outer wall of described first sealing film (1);
Described second sealing film (5) is wrapped on described second layer of fibers (4), and the inwall of described second sealing film (5) contacts with the outer wall of described second layer of fibers (4);
Be provided with cavity layer (3) between described first layer of fibers (2) and described second layer of fibers (4), and described cavity layer (3) be the outer wall of described first layer of fibers (2), the closed cavity of the anchor ring at the inwall of described second layer of fibers (4) and described annular tubular structure two ends composition.
5. pipeline non-excavation rehabilitation device according to claim 1, is characterized in that, described air outlet (9) are communicated with steam outlet pipe (10), and described steam outlet pipe (10) is provided with constant pressure valve (11).
6. pipeline non-excavation rehabilitation device according to claim 1, it is characterized in that, described suction port (7) and described air outlet (9) are separately positioned on the anchor ring of the not homonymy of described annular tubular structure, and described suction port (7) and described material feeding mouth (8) are arranged on the anchor ring of the same side of described annular tubular structure.
7. pipeline non-excavation rehabilitation device according to claim 1, is characterized in that, described first sealing film (1) and described second sealing film (5) are has flexible flexible material.
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| CN201420631648.4U CN204226952U (en) | 2014-10-28 | 2014-10-28 | Pipeline non-excavation rehabilitation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344152A (en) * | 2014-10-28 | 2015-02-11 | 湖南大麓管道工程有限公司 | Pipeline non-excavation repair device and pipeline non-excavation repair method |
-
2014
- 2014-10-28 CN CN201420631648.4U patent/CN204226952U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344152A (en) * | 2014-10-28 | 2015-02-11 | 湖南大麓管道工程有限公司 | Pipeline non-excavation repair device and pipeline non-excavation repair method |
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