CN209977566U

CN209977566U - Non-excavation formula PE manages restorer

Info

Publication number: CN209977566U
Application number: CN201920417017.5U
Authority: CN
Inventors: 李龙; 王振国; 刘效忠
Original assignee: Shanghai Weining Trenchless Technical Service Co Ltd
Current assignee: Shanghai Weining Trenchless Technical Service Co Ltd
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-01-21
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses a non-excavation PE pipe restorer, including first left side dish and first right side dish, first left side dish and first right side dish set up the one end in the PE pipe, be equipped with first upper seal circle and first lower seal circle between first left side dish and the first right side dish, first upper seal circle sets up in the junction of first left side dish and first right side dish upper end, the junction of upper end is funnel shape, first upper seal circle and the laminating of PE pipe upside inner wall, first lower seal circle sets up in the junction of first left side dish and first right side dish lower extreme, the junction of lower extreme is the funnel shape of inversion, first lower seal circle and the laminating of PE pipe downside inner wall; the PE pipe restorer further comprises a pipe joint, the pipe joint is arranged at the joint of the left ends of the first left disc and the first right disc, and an air inlet is formed in the pipe joint. The utility model discloses a non-excavation formula PE manages restorer squeezes compressed air from air inlet coupling for the air pump, utilizes atmospheric pressure to make flattened PE pipe reconversion, its simple structure, and the cost of manufacture is low, uses reliably.

Description

Non-excavation formula PE manages restorer

Technical Field

The utility model relates to a non-excavation of pipeline restores technical field, in particular to non-excavation formula PE manages restorer.

Background

In trenchless construction, the laying engineering of power line pipelines is common, but after long-term use, the problems of deformation, cracks and the like often occur in the laying of the PE pipe due to the pressure of underground soil, so that new electric wires cannot penetrate through the PE pipe, and even some PE pipes cannot be used continuously after being pressed flat. The conventional common repairing method is to replace the corresponding pipeline, but the method needs to excavate the road, has high construction cost and has great influence on road traffic.

Trenchless repair is a trend of pipeline repair at present, construction cost can be greatly reduced, and traffic of roads can hardly be affected in the whole repair process, so that trenchless repair is widely adopted in the field of pipeline repair. For the local crack and the deformation of the pipeline, the mode of adding a waterproof lining inside the pipeline after local shaping is adopted for repairing is also adopted, but because the structure inside the pipeline, a layer of lining is directly coated inside the pipeline, and the operation difficulty is higher. Particularly, the pipe section with smaller diameter has more difficulty in operation and poor repairing effect.

In conclusion, how to solve the problem that the PE pipe cannot be used after being flattened is a problem to be solved for the technicians in the field.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a non-excavation formula PE manages restorer transports the relevant position in the pipeline with the restorer that makes in advance, makes it paste tightly sealed, utilizes atmospheric pressure to make the PE pipeline reconversion that flattens through squeezing into highly-compressed air, easy operation, repair effect is good.

The utility model provides a non-excavation formula PE pipe restorer, PE pipe restorer includes first left side dish and first right side dish, first left side dish and first right side dish set up the one end in the PE pipe, be equipped with first upper seal circle and first lower seal circle between first left side dish and the first right side dish, first upper seal circle sets up the junction in first left side dish and first right side dish upper end, the junction of upper end is the funnel shape, first upper seal circle and the laminating of PE pipe upside inner wall, first lower seal circle sets up the junction in first left side dish and first right side dish lower extreme, the junction of lower extreme is the funnel shape of inversion, first lower seal circle and the laminating of PE pipe downside inner wall; the PE pipe restorer further comprises a pipe joint, the pipe joint is arranged at the joint of the left ends of the first left disc and the first right disc, and an air inlet is formed in the pipe joint.

In the above scheme, PE manages restorer still includes the left dish of second and the right dish of second, the left dish of second and the right dish of second set one end of keeping away from first left dish and first right dish in PE pipe, be equipped with sealing washer and second lower seal circle on the second between the left dish of second and the right dish of second, the sealing washer sets up in the junction of the left dish of second and the right dish upper end of second, sealing washer and the laminating of PE pipe upside inner wall on the second, the sealing washer sets up in the junction of the left dish of second and the right dish lower extreme of second, the laminating of second lower seal circle and PE pipe downside inner wall.

In the above scheme, the first left disc and the first right disc are fixedly connected through the first nut.

In the above scheme, the first upper sealing ring is a first O-shaped sealing ring, and the first lower sealing ring is a second O-shaped sealing ring.

In the above scheme, the second upper sealing ring is a third O-shaped sealing ring, and the second lower sealing ring is a fourth O-shaped sealing ring.

The utility model has the advantages and the beneficial effects that: the utility model provides a non-excavation formula PE manages restorer squeezes into compressed air from air inlet coupling for the air pump, utilizes atmospheric pressure to make the PE pipe reconversion that flattens. The process method has the advantages of simple structure, low manufacturing cost and reliable use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a left side view of fig. 2.

In the figure: 1. first left disc 2, first right disc 3, first upper seal ring 4, first lower seal ring 5, pipe joint 6, air inlet 7, second left disc 8, second right disc 9, second upper seal ring 10, second lower seal ring 11, first nut 12, PE pipe

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-3, the utility model relates to a non-excavation PE pipe restorer, including first left side dish 1 and first right side dish 2, first left side dish 1 and first right side dish 2 set up the one end in PE pipe 12, be equipped with first upper seal circle 3 and first lower seal circle 4 between first left side dish 1 and the first right side dish 2, first upper seal circle 3 sets up the junction at first left side dish 1 and first right side dish 2 upper end, the junction of upper end is the funnel shape, first upper seal circle 3 and the laminating of PE pipe 12 upside inner wall, first lower seal circle 4 sets up the junction at first left side dish 1 and first right side dish 2 lower extreme, the junction of lower extreme is the funnel shape of inversion, first lower seal circle 4 and the laminating of PE pipe 12 downside inner wall; the PE pipe restorer further comprises a pipe joint 5, the pipe joint 5 is arranged at the joint of the left ends of the first left disc 1 and the first right disc 2, and an air inlet 6 is formed in the pipe joint 5.

Further, the PE pipe restorer further comprises a second left disc 7 and a second right disc 8, the second left disc 7 and the second right disc 8 are arranged at one end, far away from the first left disc 1 and the first right disc 2, of the PE pipe, a second upper sealing ring 9 and a second lower sealing ring 10 are arranged between the second left disc 7 and the second right disc 8, the second upper sealing ring 9 is arranged at the joint of the upper ends of the second left disc 7 and the second right disc 8, the second upper sealing ring 9 is attached to the inner wall of the upper side of the PE pipe, the second lower sealing ring 10 is arranged at the joint of the lower ends of the second left disc 7 and the second right disc 8, and the second lower sealing ring 10 is attached to the inner wall of the lower side of the PE pipe 12.

Specifically, the first left disc 1 and the first right disc 2 are fixedly connected through a first nut 11.

Preferably, the first upper seal ring 3 is a first O-ring, the first lower seal ring 4 is a second O-ring, the second upper seal ring 9 is a third O-ring, and the second lower seal ring 10 is a fourth O-ring and a first lower seal ring.

When the pneumatic compression device is used, the first nut 11 is rotated to reduce the gap between the first left disc 1 and the first right disc 2, the first O-shaped sealing ring and the second O-shaped sealing ring are clamped tightly, the first O-shaped sealing ring is tightly attached to the inner wall of the upper side of the PE pipe 12, the second O-shaped sealing ring is tightly attached to the inner wall of the lower side of the PE pipe 12, compressed air is pumped into the pneumatic compression device from the pipe joint 5 of the air inlet 6, and the flattened PE pipe 12 is returned to the original state by air pressure.

The utility model has the advantages that: compressed air is pumped in from the air inlet pipe joint by an air pump, and the flattened PE pipe is restored by air pressure. The structure is simple, the manufacturing cost is low, and the use is reliable.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The trenchless PE pipe restorer is characterized by comprising a first left disc and a first right disc, wherein the first left disc and the first right disc are arranged at one end in a PE pipe, a first upper sealing ring and a first lower sealing ring are arranged between the first left disc and the first right disc, the first upper sealing ring is arranged at the joint of the upper ends of the first left disc and the first right disc, the joint of the upper ends is in a funnel shape, the first upper sealing ring is attached to the inner wall of the upper side of the PE pipe, the first lower sealing ring is arranged at the joint of the lower ends of the first left disc and the first right disc, the joint of the lower ends is in an inverted funnel shape, and the first lower sealing ring is attached to the inner wall of the lower side of the PE pipe; the PE pipe restorer further comprises a pipe joint, the pipe joint is arranged at the joint of the left ends of the first left disc and the first right disc, and an air inlet is formed in the pipe joint.

2. The trenchless PE pipe repairing device of claim 1, further comprising a second left disc and a second right disc, wherein the second left disc and the second right disc are arranged at one ends, far away from the first left disc and the first right disc, of the PE pipe, a second upper sealing ring and a second lower sealing ring are arranged between the second left disc and the second right disc, the second upper sealing ring is arranged at the joint of the upper ends of the second left disc and the second right disc, the second upper sealing ring is attached to the inner wall of the upper side of the PE pipe, the second lower sealing ring is arranged at the joint of the lower ends of the second left disc and the second right disc, and the second lower sealing ring is attached to the inner wall of the lower side of the PE pipe.

3. The trenchless PE pipe rehabilitation apparatus of claim 1 wherein the first left plate and the first right plate are fixedly connected by a first nut.

4. The trenchless PE pipe rehabilitation apparatus of claim 1 wherein said first upper seal ring is a first O-ring seal and said first lower seal ring is a second O-ring seal.

5. The trenchless PE pipe rehabilitation apparatus of claim 2 wherein said second upper seal ring is a third O-ring and said second lower seal ring is a fourth O-ring.