CN216201364U

CN216201364U - Waterproof structure between municipal works push pipe construction pipe joints

Info

Publication number: CN216201364U
Application number: CN202122217292.2U
Authority: CN
Inventors: 陈慧艳
Original assignee: Zhejiang Quneng Construction Co ltd
Current assignee: Zhejiang Quneng Construction Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-04-05
Anticipated expiration: 2031-09-13

Abstract

The utility model relates to the technical field of municipal engineering, and discloses a municipal engineering pipe-jacking construction inter-pipe joint waterproof structure which comprises a fixing ring and two pipe jacking pipes, wherein the left end and the right end of the fixing ring are fixedly connected with stabilizing rings, one ends of the two stabilizing rings, which are far away from the fixing ring, are respectively provided with a circular groove, one ends of the two pipe jacking pipes respectively extend into the two circular grooves, the front ends, the rear ends, the top ends and the bottom ends of the two stabilizing rings are respectively provided with a stabilizing threaded through hole penetrating into the stabilizing groove, stabilizing threaded rods are screwed in the stabilizing threaded through holes, one ends of the stabilizing threaded rods, which are respectively close to the outer walls of the two pipe jacking pipes, are respectively and rotatably connected with a connecting plate, when water flows through the stabilizing threaded rods, water is prevented from entering the inner parts of the circular grooves to form water seepage by being provided with triangular circular ring blocks and water-swelling water stop strips, and is clamped and fixed by the stabilizing threaded rods and the circular plates, thereby improving the stability when two jacking pipes are connected.

Description

Waterproof structure between municipal works push pipe construction pipe joints

Technical Field

The utility model relates to the technical field of municipal engineering, in particular to a waterproof structure between pipe joints for pipe jacking construction in municipal engineering.

Background

As is known, pipe jacking construction is a pipe burying construction technique with no excavation or few excavations. The pipe jacking construction is that the friction force between the pipeline and the surrounding soil is overcome by means of the jacking force generated by jacking equipment in a working pit, the pipeline is jacked into the soil according to the designed gradient, and earthwork is transported away. The construction of the jacking pipe can only depend on concrete for waterproofing because flexible waterproof materials are not arranged outside the pipe due to the fact that excavation cannot be conducted, and gaps among pipe joints are waterproofed by adopting the measures of a liner plate, an outer steel wrapping ring and a waterproof sealing ring.

Through the retrieval, chinese patent publication is CN 205956552U's utility model patent discloses a push pipe tube coupling waterproof connection structure, including the preceding tube coupling and the back tube coupling of interconnect, the tip of preceding tube coupling is equipped with preceding tube coupling thin wall steel cylinder, and this push pipe tube coupling waterproof connection structure water-proof effects is good, connects reliable and stable.

The device is in the use, prevents the infiltration through the junction of waterproof rubber circle between to two pipelines, but rubber is ageing easily under high temperature insolate, long-time back of using, and sealing performance descends, and the device only connects it through elastic pin axle, and the joint effect lacks stability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the waterproof structure between the sections of the municipal engineering pipe jacking construction pipe, which is stable and firm in connection and excellent in waterproof effect.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a waterproof structure between pipe joints for pipe-jacking construction in municipal engineering comprises a fixing ring and two pipe-jacking pipes, wherein the left end and the right end of the fixing ring are fixedly connected with stabilizing rings, one ends of the two stabilizing rings, which are far away from the fixing ring, are respectively provided with a circular groove, one ends of the two pipe-jacking pipes respectively extend into the two circular grooves, the front ends, the rear ends, the top ends and the bottom ends of the two stabilizing rings are respectively provided with a stabilizing thread through hole penetrating into the stabilizing groove, stabilizing threaded rods are respectively screwed into the stabilizing thread through holes, one ends of the stabilizing threaded rods, which are respectively close to the outer walls of the two pipe-jacking pipes, are respectively and rotatably connected with a connecting plate, one ends of the two stabilizing rings, which are far away from the fixing ring, are respectively and fixedly connected with a clamping mechanism, one ends of the two stabilizing rings, which are far away from the fixing ring, are respectively and fixedly connected with triangular circular ring blocks, and water-swelling water-stopping strips are respectively installed on the outer walls of the two triangular circular ring blocks, and the outer walls of the two water-swelling water stop bars are respectively contacted with the inner walls of the two jacking pipes.

Preferably, sealing wool tops are arranged inside the two circular grooves.

Further, fixture includes the steady piece, the right-hand member of steady piece and the left end fixed connection who is located left side stabilizer ring, the top and the bottom of steady piece all articulate there is the circular arc board, two the equal fixedly connected with backup pad in rear end of circular arc board, two the equal fixedly connected with stabilizing hole in top of backup pad, two the equal sliding connection in inside of stabilizing hole has stabilizing screw, stabilizing screw's bottom spiral shell is equipped with stabilizing nut.

And furthermore, the inner walls of the two arc plates are fixedly connected with anti-skid layers, and the outer walls of the anti-skid layers are in contact with the outer wall of the top pipe.

On the basis, a plurality of stabilizing threaded rods are respectively far away from the rotating disc fixedly connected with one end of each stabilizing ring, and the outer wall of the front end of each rotating disc is provided with anti-skid grains.

On the basis, furthermore, the anti-skidding blocks are respectively installed at one ends, close to the two jacking pipes, of the connecting plates.

(III) advantageous effects

Compared with the prior art, the utility model provides a waterproof structure between pipe joints in pipe jacking construction of municipal engineering, which has the following beneficial effects:

this waterproof construction between municipal works push pipe construction pipe joint, inside through stretching into the ring recess with the one end of two push pipes, the turning disc is wrench movement, make stable threaded rod and connecting plate remove, until the connecting plate contacts with the outer wall of push pipe, make two push pipes tentatively fix in the inside of two ring recesses respectively, through overturning the arc plate, inner wall and the outer wall of push pipe contact up to the arc plate, stretch into the inside of two stabilizing the through-hole with the stabilizing screw, with the bottom of stabilizing the nut spiral shell dress to stabilizing the screw, it is fixed to make two arc plates carry out the centre gripping to the push pipe, when rivers flow, through installing triangle ring piece and water-swelling sealing rod, prevent that rivers from getting into the inside formation infiltration of ring recess, centre gripping through stabilizing threaded rod and arc plate is fixed, thereby improve the stability when two push pipes are connected.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic front view of the present invention;

FIG. 5 is a right view of the structure of the present invention.

In the figure: 1. a fixing ring; 2. jacking pipes; 3. a stabilizing ring; 4. stabilizing the threaded rod; 5. a connecting plate; 6. a triangular circular ring block; 7. a water-swelling sealing strip when meeting water; 8. sealing the wool tops; 9. a stabilizing block; 10. a circular arc plate; 11. a support plate; 12. a stabilizing screw; 13. stabilizing the nut; 14. an anti-slip layer; 15. anti-skid lines; 16. rotating the disc; 17. and (4) anti-skid blocks.

Detailed Description

Referring to fig. 1-5, a municipal works pipe jacking construction inter-pipe joint waterproof structure comprises a fixing ring 1 and two pipe jacking 2, wherein the left end and the right end of the fixing ring 1 are fixedly connected with stabilizing rings 3, the ends of the two stabilizing rings 3 far away from the fixing ring 1 are respectively provided with a circular groove, one ends of the two pipe jacking 2 respectively extend into the two circular grooves, the front end, the rear end, the top end and the bottom end of the two stabilizing rings 3 are respectively provided with stabilizing threaded through holes penetrating into the stabilizing grooves, stabilizing threaded rods 4 are respectively screwed in the stabilizing threaded through holes, one ends of the stabilizing threaded rods 4 respectively close to the outer walls of the two pipe jacking 2 are respectively and rotatably connected with a connecting plate 5, one ends of the two stabilizing rings 3 far away from the fixing ring 1 are respectively and fixedly connected with a clamping mechanism, the clamping mechanism comprises a stabilizing block 9, the right end of the stabilizing block 9 is fixedly connected with the left end of the stabilizing ring 3, the top end and the bottom end of the stabilizing block 9 are both hinged with arc plates 10, the rear ends of the two arc plates 10 are both fixedly connected with supporting plates 11, the top ends of the two supporting plates 11 are both fixedly connected with stabilizing through holes, stabilizing screws 12 are respectively connected inside the two stabilizing through holes in a sliding manner, stabilizing nuts 13 are screwed at the bottom ends of the stabilizing screws 12, one ends of the two stabilizing rings 3 far away from the fixing ring 1 are both fixedly connected with triangular ring blocks 6, water-swelling water stop strips 7 are respectively installed on the outer walls of the two triangular ring blocks 6, the outer walls of the two water-swelling water stop strips 7 are respectively contacted with the inner walls of the two top pipes 2, one ends of the two top pipes 2 are inserted into the inner parts of the circular grooves, the rotating disc 16 is twisted to enable the stabilizing threaded rod 4 and the connecting plate 5 to move until the connecting plate 5 is contacted with the outer walls of the top pipes 2, and the two top pipes 2 are respectively preliminarily fixed inside the two circular grooves, through overturning the arc plate 10, the inner wall up to the arc plate 10 contacts with the outer wall of push pipe 2, stretch into the inside of two stabilizing through holes with stabilizing

screw

12, 13 spiral shell dresses of stabilizing nut to stabilizing screw 12's bottom, it is fixed to make two arc plates 10 carry out the centre gripping to push pipe 2, when the rivers flow through, through installing triangle ring piece 6 and water swelling sealing rod 7, prevent that the rivers from getting into the inside formation infiltration of ring recess, centre gripping through stabilizing threaded rod 4 and arc plate 10 is fixed, stability when two push pipes 2 are connected is improved.

It should also be noted that, sealing wool tops 8 are all installed in the two circular grooves, prevent that water from oozing from the inside of circular grooves, the inner wall fixedly connected with skid resistant course 14 of two circular arc boards 10, the outer wall of skid resistant course 14 contacts with the outer wall of push pipe 2, avoid taking place to slide between the inner wall of circular arc board 10 and the outer wall of push pipe 2, avoid taking place circular arc board 10 and push pipe 2 and take place to drop, the equal fixedly connected with rolling disc 16 of one end that two stabilizing rings 3 were kept away from respectively to a plurality of stable threaded rods 4, all install anti-skidding line 15 on the front end outer wall of a plurality of rolling discs 16, non slipping spur 17 is all installed to one end that a plurality of connecting plates 5 are close to two push pipes 2 respectively, prevent push pipe 2 from sliding when push pipe 2 contacts with connecting plates 5.

Claims

1. The utility model provides a waterproof construction between municipal works push pipe construction pipe section, includes solid fixed ring (1) and two push pipes (2), its characterized in that: the left end and the right end of the fixing ring (1) are fixedly connected with stabilizing rings (3), one ends of the two stabilizing rings (3) far away from the fixing ring (1) are respectively provided with a circular groove, one ends of the two push pipes (2) respectively extend into the two circular grooves, the front ends, the rear ends, the top ends and the bottom ends of the two stabilizing rings (3) are respectively provided with a stabilizing thread through hole penetrating into the stabilizing groove, stabilizing threaded rods (4) are respectively screwed in the stabilizing thread through holes, one ends of the stabilizing threaded rods (4) respectively close to the outer walls of the two push pipes (2) are respectively and rotatably connected with connecting plates (5), one ends of the two stabilizing rings (3) far away from the fixing ring (1) are respectively and fixedly connected with a clamping mechanism, and one ends of the two stabilizing rings (3) far away from the fixing ring (1) are respectively and fixedly connected with triangular circular ring blocks (6), two all install water-swelling sealing rod (7) on the outer wall of triangle ring piece (6), two the outer wall of water-swelling sealing rod (7) contacts with the inner wall of two push pipes (2) respectively.

2. The waterproof structure between municipal works push pipe construction pipe joints according to claim 1, characterized in that: sealing wool tops (8) are arranged in the two circular grooves.

3. The waterproof structure between municipal works push pipe construction pipe joints according to claim 2, characterized in that: fixture includes stabilizing block (9), the right-hand member of stabilizing block (9) and the left end fixed connection who is located left side stabilizer ring (3), the top and the bottom of stabilizing block (9) all articulate there is circular arc board (10), two the equal fixedly connected with backup pad (11) in rear end of circular arc board (10), two the equal fixedly connected with stabilizing hole in top of backup pad (11), two the equal sliding connection in inside of stabilizing hole has stabilizing screw (12), stabilizing screw's (12) bottom spiral shell is equipped with stabilizing nut (13).

4. The waterproof structure between municipal works push pipe construction pipe joints according to claim 3, characterized in that: the inner walls of the two arc plates (10) are fixedly connected with anti-skid layers (14), and the outer walls of the anti-skid layers (14) are in contact with the outer wall of the top pipe (2).

5. The waterproof structure between municipal works push pipe construction pipe joints according to claim 4, characterized in that: a plurality of the stabilizing threaded rods (4) are respectively far away from the rotating disc (16) fixedly connected with one end of each stabilizing ring (3), and a plurality of anti-skid grains (15) are arranged on the outer wall of the front end of each rotating disc (16).

6. The waterproof structure between municipal works push pipe construction pipe joints according to claim 5, characterized in that: and anti-skidding blocks (17) are respectively installed at one ends, close to the two jacking pipes (2), of the connecting plates (5).