CN211398884U

CN211398884U - Anticorrosive reinforced concrete pipe jacking pipe coupling joint of inside lining PVC

Info

Publication number: CN211398884U
Application number: CN201921962370.8U
Authority: CN
Inventors: 肖煜; 唐雪峰; 梁拓鑫
Original assignee: Guangdong Xinlong Concrete Pipe Co ltd
Current assignee: Guangdong Xinlong Concrete Pipe Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-09-01
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses an anticorrosive reinforced concrete pipe jacking pipe coupling of inside lining PVC connects belongs to non-excavation engineering pipe jacking technical field. A PVC-lined anticorrosive reinforced concrete pipe-jacking pipe joint comprises a first pipeline and a second pipeline, wherein the outer wall of the first pipeline is fixedly connected with a first joint, the first joint comprises a first shell and a second shell, the inner wall of the first shell is connected with an elastic element, one end, away from the inner wall of the first shell, of the elastic element is connected with a push plate, the outer wall of the push plate is connected with a push rod, one end, away from the push plate, of the push rod is connected with a sealing gasket base, the sealing gasket base is arranged in the first shell, the outer wall of the second pipeline is connected with a second joint matched with the first joint, the inner wall of the second joint is connected with a fixing block, and the fixing block; the utility model provides high leakproofness between the tube coupling has strengthened sealed prevention of seepage effect, satisfies the needs that electric power push pipe etc. have high waterproof requirement engineering, guarantees going on in order of tube coupling jacking construction.

Description

Anticorrosive reinforced concrete pipe jacking pipe coupling joint of inside lining PVC

Technical Field

The utility model relates to a non-excavation engineering push pipe technical field especially relates to an anticorrosive reinforced concrete push pipe coupling of inside lining PVC connects.

Background

The pipe-jacking construction is a non-excavation construction method, and is a pipe burying construction technology without excavation or with few excavations, the pipe-jacking construction is that a jacking force generated by jacking equipment is used in a working pit to overcome the friction force between a pipe and surrounding soil, the pipe is jacked into the soil according to a designed gradient and the earthwork is transported away, after one pipe section is jacked into the soil layer, the second pipe section is jacked continuously, the principle is that a tool pipe or a heading machine is pushed into a receiving pit from the working pit through the soil layer and lifted by means of the thrusts of a main jacking oil cylinder, a pipe space, a relay space and the like, and the pipe is buried between the two pits after following the tool pipe or the heading machine.

In recent years, with the acceleration of the modernization process of society, the trenchless technology, especially the pipe jacking technology, is rapidly popularized and applied, and the pipe jacking technology is widely applied to the field of municipal engineering, wherein the electric power pipe jacking is used for underground crossing and laying of cables, a large-diameter reinforced concrete pipe is taken as a main component, the waterproof performance of the pipe joint is required to be high in the electric power pipe jacking construction, but the water leakage of the pipe joint occurs in numerous engineering projects, the sealing performance is poor, and the pipe joint jacking construction is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a joint of a PVC (polyvinyl chloride) lining anti-corrosion reinforced concrete pipe jacking pipe joint.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an anticorrosive reinforced concrete push pipe coupling of inside lining PVC connects, includes first pipeline and second pipeline, first pipeline outer wall fixedly connected with first joint, first joint includes first casing and second casing, first shells inner wall is connected with elastic element, elastic element keeps away from the one end of first shells inner wall and is connected with the push pedal, push pedal outer wall connection has the catch bar, the one end that the push pedal was kept away from to the catch bar is connected with sealed pad base, sealed pad base arranges the inside of first casing in, second pipeline outer wall connection has the second joint with first joint matched with, second joint inner wall is connected with the fixed block, the fixed block offsets with sealed pad base activity.

Preferably, a cavity is formed between the inner wall of the second joint and the outer wall of the fixed block, and the outer wall of the first shell is movably connected in the cavity.

Preferably, first casing all is connected with the fixed plate with the second joint outer wall, two threaded holes are all dug to the fixed plate outer wall, just threaded hole swing joint has the bolt.

Preferably, the two fixing plates are parallel to each other.

Preferably, the push rods comprise at least four groups, and the push rods are uniformly distributed on the outer wall of the sealing gasket base.

Preferably, the outer wall of the sealing gasket base is provided with a groove, and the inner wall of the groove is connected with a sealing gasket piece.

Compared with the prior art, the utility model provides an anticorrosive reinforced concrete pipe jacking pipe coupling of inside lining PVC connects possesses following beneficial effect:

1. the PVC-lined anticorrosive reinforced concrete pipe-jacking joint comprises a first joint, a second joint, a bolt, a push plate and a push rod, wherein the first joint is connected to the outer wall of a first pipeline, the second joint is connected to the outer wall of a second pipeline, when the two pipelines need to be connected, the bolt is rotated to fix the first joint and the second joint, the outer wall of a first shell enters a cavity formed between the second joint and a fixed block, an annular sealing gasket can be arranged inside the cavity to form first water resistance, a sealing gasket piece on a sealing gasket base is abutted against the fixed block, under the action of the elastic element, the elastic element pushes the push plate to enable the push plate to push the push rod to move, the push rod always pushes the sealing gasket base to be abutted against the fixed block, the sealing property between the first joint and the second joint is improved, a second water-proof structure is formed, the push rod is provided with at least four, the sealing gasket base is ensured to drive the sealing gasket part to abut against the fixed block in the largest range, and the sealing effect of the sealing gasket part is improved.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a carry out once waterproofly between second joint and the first casing, it is waterproof to carry out the secondary through fixed block and sealing pad spare counterbalance, has improved the leakproofness between the tube coupling, has strengthened sealed prevention of seepage effect, satisfies the needs that electric power push pipe etc. have high waterproof requirement engineering, guarantees going on in order of tube coupling jacking construction.

Drawings

FIG. 1 is a schematic view of the overall structure of a PVC-lined corrosion-resistant reinforced concrete pipe-jacking pipe joint provided by the utility model;

FIG. 2 is a first schematic view of a cross-sectional structure of a joint of a PVC-lined corrosion-resistant reinforced concrete pipe-jacking pipe joint provided by the utility model;

FIG. 3 is a schematic view of a section structure of a joint of a PVC-lined corrosion-resistant reinforced concrete pipe-jacking pipe provided by the utility model II;

fig. 4 is the utility model provides a lining PVC anticorrosive reinforced concrete push pipe tube coupling joint sealing gasket base and the structural sketch map of sealing gasket spare.

In the figure: 1. a first conduit; 2. a second conduit; 3. a first joint; 4. a first housing; 401. an elastic element; 402. pushing the plate; 403. a push rod; 5. a second housing; 501. a gasket base; 502. a groove; 503. a gasket member; 6. a second joint; 601. a cavity; 7. a fixed block; 8. a fixing plate; 801. a threaded hole; 802. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an anticorrosive reinforced concrete push pipe coupling of inside lining PVC connects, including first pipeline 1 and second pipeline 2, first pipeline 1 outer wall fixedly connected with first joint 3, first joint 3 includes first casing 4 and second casing 5, first casing 4 inner wall connection elastic element 401, the one end that first casing 4 inner wall was kept away from to elastic element 401 is connected with push pedal 402, push pedal 402 outer wall connection has catch bar 403, the one end that push pedal 402 was kept away from to catch bar 403 is connected with sealed pad base 501, sealed pad base 501 is arranged in the inside of first casing 4, second pipeline 2 outer wall connection has the second joint 6 with first joint 3 matched with, second joint 6 inner wall connection has fixed block 7, fixed block 7 offsets with sealed pad base 501 activity.

Referring to fig. 2-3, a cavity 601 is formed between the inner wall of the second joint 6 and the outer wall of the fixed block 7, and the outer wall of the first housing 4 is movably connected in the cavity 601.

Referring to fig. 2, the outer walls of the first shell 4 and the second joint 6 are both connected with a fixing plate 8, the outer walls of the two fixing plates 8 are both provided with threaded holes 801, and bolts 802 are movably connected in the threaded holes 801.

Referring to fig. 1-3, the two fixation plates 8 are held parallel to each other.

Referring to fig. 1 to 3, the push rods 403 include at least four groups, and the push rods 403 are uniformly distributed on the outer wall of the gasket base 501.

Referring to fig. 4, a groove 502 is cut in the outer wall of the gasket base 501, and a gasket member 503 is attached to the inner wall of the groove 502.

In the utility model, the first joint 3 is connected on the outer wall of the first pipeline 1, the second joint 6 is connected on the outer wall of the second pipeline 2, when the two pipelines need to be connected, the bolt 802 is rotated to fix the first joint 3 and the second joint 6 by the bolt 802, the outer wall of the first shell 4 enters the cavity 601 formed between the second joint 6 and the fixed block 7, the cavity 601 can be internally provided with an annular sealing gasket to form first waterproof, the sealing gasket part 503 on the sealing gasket base 501 is abutted against the fixed block 7, and under the action of the elastic element 401, the elastic element 401 pushes the push plate 402 to make the push plate 402 push the push rod 402 to move, the push rod 403 pushes the sealing gasket base 501 against the fixed block 7 all the time, thereby improving the sealing performance between the first joint 3 and the second joint 6, forming a second waterproof structure, the push rod 403 is provided with at least four groups, the sealing gasket base 501 is uniformly distributed on the periphery of the sealing gasket base 501, so that the sealing gasket base 501 drives the sealing gasket part 503 to abut against the fixed block 7 in the largest range, and the sealing effect of the sealing gasket part 503 is improved; the utility model discloses a carry out once waterproofly between second joint 6 and first casing 4, offset through fixed block 7 and sealing pad spare 503 and carry out the secondary waterproof, improved the leakproofness between the tube coupling, strengthened sealed prevention of seepage effect, satisfy the needs that electric power push pipe etc. have high waterproof requirement engineering, guarantee going on in order of tube coupling jacking construction.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The PVC corrosion-resistant reinforced concrete pipe jacking joint comprises a first pipeline (1) and a second pipeline (2), and is characterized in that the outer wall of the first pipeline (1) is fixedly connected with a first joint (3), the first joint (3) comprises a first shell (4) and a second shell (5), the inner wall of the first shell (4) is connected with an elastic element (401), one end, away from the inner wall of the first shell (4), of the elastic element (401) is connected with a push plate (402), the outer wall of the push plate (402) is connected with a push rod (403), one end, away from the push plate (402), of the push rod (403) is connected with a sealing gasket base (501), the sealing gasket base (501) is arranged inside the first shell (4), the outer wall of the second pipeline (2) is connected with a second joint (6) matched with the first joint (3), the inner wall of the second joint (6) is connected with a fixing block (7), the fixed block (7) is movably abutted against the sealing gasket base (501).

2. The joint of the PVC-lined anticorrosive reinforced concrete pipe jacking pipe joint as claimed in claim 1, wherein a cavity (601) is formed between the inner wall of the second joint (6) and the outer wall of the fixing block (7), and the outer wall of the first shell (4) is movably connected in the cavity (601).

3. The joint of the PVC corrosion-resistant reinforced concrete pipe jacking pipe joint as claimed in claim 2, wherein the outer walls of the first shell (4) and the second joint (6) are both connected with fixing plates (8), the outer walls of the two fixing plates (8) are both provided with threaded holes (801), and bolts (802) are movably connected in the threaded holes (801).

4. The joint of the PVC lined anticorrosive reinforced concrete pipe jacking according to claim 3, wherein the two fixing plates (8) are parallel to each other.

5. The joint of the PVC lined anticorrosive reinforced concrete pipe jacking pipe joint as claimed in claim 1, wherein the push rods (403) comprise at least four groups, and the push rods (403) are uniformly distributed on the outer wall of the sealing gasket base (501).

6. The joint of the PVC lined anticorrosive reinforced concrete pipe jacking pipe joint as claimed in claim 5, wherein a groove (502) is cut on the outer wall of the sealing gasket base (501), and a sealing gasket member (503) is connected to the inner wall of the groove (502).