CN213629281U

CN213629281U - Prestressed steel cylinder concrete pipe orifice

Info

Publication number: CN213629281U
Application number: CN202021603333.0U
Authority: CN
Inventors: 尚庆毅; 金仕文; 向冰
Original assignee: Guizhou Southwest Equipment Manufacturing Co ltd
Current assignee: Guizhou Southwest Equipment Manufacturing Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-07-06
Anticipated expiration: 2030-08-05

Abstract

The utility model relates to a pipeline transportation technical field specifically is a prestressed concrete cylinder pipe mouth of pipe, including epoxy coal pitch coating, mortar protective layer, prestressed wire, first concrete layer, thin steel cylinder, second concrete layer and go-between, epoxy coal pitch coating's inboard is provided with the mortar protective layer, the inboard of mortar protective layer is provided with the prestressed wire, the inboard of prestressed wire is provided with first concrete layer, the inboard on first concrete layer is provided with thin steel cylinder, the inboard of thin steel cylinder is provided with second concrete layer, the inboard on second concrete layer is provided with the go-between, and one side of go-between can cup joint with the opposite side the inboard of go-between is provided with coupling assembling, coupling assembling includes the fixture block. The utility model discloses two adjacent prestressing force steel cylinder concrete union couplings are more stable, and the leak protection water between the adjacent prestressing force steel cylinder concrete pipe is better.

Description

Prestressed steel cylinder concrete pipe orifice

Technical Field

The utility model relates to a pipeline transportation technical field specifically is a prestressing force steel cylinder concrete pipe mouth of pipe.

Background

The steel cylinder concrete pipe is a water pipe made up by winding hoop prestressed steel wire on the core of high-strength concrete pipe with steel cylinder and spraying compact cement mortar protective layer on the steel wire.

The composite construction of current public road, it is higher to bear inside and outside pressure, it is good to connect the leakproofness, the shock resistance is strong, construction convenience is swift, corrosion resisting property is good, characteristics such as maintenance convenience, by the engineering community is concerned about, the wide application is in long interval water delivery main line, the pressure falls the siphon, city water supply engineering, the industry has the pressure delivery pipeline, power plant's circulating water engineering sewer pipe, pressure blowdown trunk line etc. but the effect is arbitrary inseparable on two steel cylinder concrete pipe connections, and the phenomenon of leaking appears easily between two adjacent pipelines, consequently need to design a prestressing force steel cylinder concrete pipe mouth of pipe to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prestressing force steel cylinder concrete pipe mouth of pipe to two steel cylinder concrete pipe connection that propose in solving above-mentioned background art are connected the effect and are anyhow inseparable, and appear the problem of water leakage phenomenon between the two adjacent pipelines easily.

In order to achieve the above object, the utility model provides a following technical scheme: a prestressed steel cylinder concrete pipe orifice comprises an epoxy coal tar pitch coating, a mortar protective layer, prestressed steel wires, a first concrete layer, a thin steel cylinder, a second concrete layer and a connecting ring, wherein the mortar protective layer is arranged on the inner side of the epoxy coal tar pitch coating, the prestressed steel wires are arranged on the inner side of the mortar protective layer, the first concrete layer is arranged on the inner side of the prestressed steel wires, the thin steel cylinder is arranged on the inner side of the first concrete layer, the second concrete layer is arranged on the inner side of the thin steel cylinder, the connecting ring is arranged on the inner side of the second concrete layer, one side of the connecting ring can be sleeved with the other side of the connecting ring, a connecting assembly is arranged on the inner side of the connecting ring, the connecting assembly comprises a clamping block, a connecting block is arranged on the inner wall of the connecting ring, one side, the outer surface of the anti-slip block is provided with a groove, and one side of the groove is provided with a blocking block.

Preferably, the epoxy coal tar pitch coating, the mortar protective layer, the prestressed steel wire, the first concrete layer, the thin steel cylinder and the second concrete layer are sequentially arranged from outside to inside.

Preferably, the inner side of the connecting ring is provided with a blocking piece, and the blocking piece is clamped with the groove.

Preferably, the outer surface of the connecting ring is sleeved with a rubber ring, and the outer surface of the rubber ring is sleeved with a fixing ring.

Preferably, one side of the spring is connected with the connecting block, the other side of the spring is connected with the anti-skid block, and the spring and the anti-skid block are both positioned in the middle of the connecting block and the anti-skid block.

Preferably, two sides of the fixing ring are fixedly connected through bolts.

Compared with the prior art, the beneficial effects of the utility model are that: two adjacent prestressing force steel cylinder concrete pipe connection are more stable, and the leak protection water between the adjacent prestressing force steel cylinder concrete pipe is better.

(1) When a clamping block on a connecting ring enters a connecting ring of another prestressed steel cylinder concrete pipe during connection of the prestressed steel cylinder concrete pipes, the anti-skidding block can slowly extrude the spring downwards, so that the anti-skidding block can be scratched by the clamping block;

(2) in order to prevent leaking between the prestressing force steel cylinder concrete pipe, be provided with the rubber ring in adjacent prestressing force steel cylinder concrete pipe gap department that cup joints, and the rubber ring surface has the cover to be equipped with the retaining ring and consolidates the rubber ring, carries out fixed connection to retaining ring through the bolt in retaining ring's both sides, prevents to connect the unstability and take place to sideslip between adjacent prestressing force steel cylinder concrete pipe, leads to can not preventing to leak.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a schematic structural section of the present invention;

FIG. 3 is an enlarged schematic view of the anti-slip block shown in FIG. 2 according to the present invention;

fig. 4 is a schematic side view of the structure of the connection ring in fig. 1 according to the present invention.

In the figure: 1. epoxy coal tar pitch coating; 2. a mortar protective layer; 3. prestressed steel wires; 4. a first concrete layer; 5. a thin steel cylinder; 6. a second concrete layer; 7. a connecting ring; 8. a connecting assembly; 801. a clamping block; 802. connecting blocks; 803. a spring; 804. anti-skid blocks; 805. a groove; 806. a stop block is shielded; 9. A rubber ring; 10. a fixing ring; 11. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be eliminated and fully described below 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a prestressed concrete cylinder pipe orifice comprises an epoxy coal tar pitch coating 1, a mortar protective layer 2, prestressed steel wires 3, a first concrete layer 4, a thin steel cylinder 5, a second concrete layer 6 and a connecting ring 7, wherein the mortar protective layer 2 is arranged on the inner side of the epoxy coal tar pitch coating 1, the prestressed steel wires 3 are arranged on the inner side of the mortar protective layer 2, the first concrete layer 4 is arranged on the inner side of the prestressed steel wires 3, the thin steel cylinder 5 is arranged on the inner side of the first concrete layer 4, the second concrete layer 6 is arranged on the inner side of the thin steel cylinder 5, the connecting ring 7 is arranged on the inner side of the second concrete layer 6, a connecting component 8 is arranged on one side of the connecting ring 7 and the inner side of the connecting ring 7 in a sleeved mode, the connecting component 8 comprises a clamping block 801, a connecting block 802 is arranged on, the anti-slip block 804 is arranged on one side, away from the connecting block 802, of the spring 803, the groove 805 is formed in the outer surface of the anti-slip block 804, the blocking block 806 is arranged on one side of the groove 805, as shown in fig. 2 and 3, when the clamping block 801 on the connecting ring 7 enters the connecting ring 7 of another prestressed steel cylinder concrete pipe when the prestressed steel cylinder concrete pipe is connected, the anti-slip block 804 can slowly press the spring 803 downwards, so that the clamping block 801 can slide across the anti-slip block 804, when the clamping block 801 slides across the anti-slip block 804, the anti-slip block 804 can be restored to the original position due to the elastic force of the spring 803, so that the clamping block 801 and the anti-slip block 804 are clamped, and due to the effect of the blocking block 806, when the anti-slip block.

In one embodiment, the epoxy coal tar pitch coating 1, the mortar protective layer 2, the prestressed steel wires 3, the first concrete layer 4, the thin steel cylinder 5 and the second concrete layer 6 are sequentially arranged from outside to inside, as shown in fig. 1, the epoxy coal tar pitch coating 1, the mortar protective layer 2, the prestressed steel wires 3, the first concrete layer 4, the thin steel cylinder 5 and the second concrete layer 6 are sequentially arranged, so that a composite structure is formed, high internal and external pressure bearing capacity is achieved, good joint sealing performance is achieved, construction is convenient and rapid, good corrosion resistance is achieved, maintenance is convenient, and service life is longer.

In one embodiment, the inner side of the connecting ring 7 is provided with a blocking block 806, the blocking block 806 is clamped with the groove 805, one side of the spring 803 is connected with the connecting block 802, the other side of the spring is connected with the anti-slip block 804, and the spring is located in the middle of the connecting block 802 and the anti-slip block 804, as shown in fig. 3, when the prestressed steel cylinder concrete pipes are connected with each other, the blocking block 801 and the anti-slip block 804 are clamped with each other, so that unstable connection of the adjacent prestressed steel cylinder concrete pipes is prevented, the anti-slip block 804 can prevent the prestressed steel cylinder concrete pipes from being disconnected, and the connection performance is.

In one of the embodiments, the outer surface cover of go-between 7 is equipped with rubber ring 9, the outer surface cover of rubber ring 9 is equipped with solid fixed ring 10, the both sides of solid fixed ring 10 are through bolt 11 fixed connection, as shown in fig. 4, in order to prevent leaking between the prestressing force steel cylinder concrete pipe, prestressing force steel cylinder concrete pipe gap department that cup joints adjacently is provided with rubber ring 9, and rubber ring 9 outer surface has the cover to be equipped with solid fixed ring 10 and consolidates rubber ring 9, carry out fixed connection to solid fixed ring 10 through bolt 11 in the both sides of solid fixed ring 10, prevent to connect unstably and take place the sideslip between adjacent prestressing force steel cylinder concrete pipe.

The working principle is as follows: when the prestressed steel cylinder concrete pipe is connected, the clamping block 801 on the connecting ring 7 enters the connecting ring 7 of another prestressed steel cylinder concrete pipe, the anti-slip block 804 can slowly extrude the spring 803 downwards, so that the anti-slip block 804 can be scratched by the clamping block 801, when the anti-slip block 804 is scratched by the clamping block 801, due to the elastic force of the spring 803, the anti-slip block 804 can be restored to the original position, so that the clamping block 801 and the anti-slip block 804 are clamped, due to the effect of the blocking block 806, when the clamping block is not connected at ordinary times, the anti-slip block 804 cannot be completely ejected, the normal sleeving of the prestressed steel cylinder concrete pipe is interfered, and the better connectivity between the adjacent prestressed steel cylinder concrete pipes is realized.

In order to prevent to leak between the prestressing force steel cylinder concrete pipe, be provided with rubber ring 9 in adjacent prestressing force steel cylinder concrete pipe gap department of cup jointing, and rubber ring 9 surface has the cover to be equipped with solid fixed ring 10 and consolidates rubber ring 9, carry out fixed connection to solid fixed ring 10 through bolt 11 in solid fixed ring 10's both sides, prevent to connect unstablely and take place to sideslip between adjacent prestressing force steel cylinder concrete pipe, lead to can not preventing to leak, adjacent prestressing force steel cylinder concrete pipe this moment, there is the composite construction of highway, it is higher to bear inside and outside pressure, it is good to connect the leakproofness, construction convenience is swift, good corrosion protection, and convenient maintenance, the live time is more permanent.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a prestressing force steel cylinder concrete pipe mouth of pipe, includes epoxy coal tar pitch coating (1), mortar protective layer (2), prestressing force steel wire (3), first concrete layer (4), thin steel cylinder (5), second concrete layer (6) and go-between (7), its characterized in that: the inner side of the epoxy coal tar pitch coating (1) is provided with a mortar protective layer (2), the inner side of the mortar protective layer (2) is provided with prestressed steel wires (3), the inner side of the prestressed steel wires (3) is provided with a first concrete layer (4), the inner side of the first concrete layer (4) is provided with a thin steel cylinder (5), the inner side of the thin steel cylinder (5) is provided with a second concrete layer (6), the inner side of the second concrete layer (6) is provided with a connecting ring (7), one side of the connecting ring (7) can be sleeved with the other side, the inner side of the connecting ring (7) is provided with a connecting assembly (8), the connecting assembly (8) comprises a clamping block (801), a connecting block (802) is arranged on the inner wall of the connecting ring (7), one side of the connecting block (802) is connected with a spring (803), one side of the spring (803), which is far away, the outer surface of the antiskid block (804) is provided with a groove (805), and one side of the groove (805) is provided with a blocking block (806).

2. The prestressed reinforced concrete cylinder pipe orifice of claim 1, wherein: the epoxy coal tar pitch coating (1), the mortar protective layer (2), the prestressed steel wires (3), the first concrete layer (4), the thin steel cylinder (5) and the second concrete layer (6) are sequentially arranged from outside to inside.

3. The prestressed reinforced concrete cylinder pipe orifice of claim 1, wherein: the inner side of the connecting ring (7) is provided with a blocking piece (806), and the blocking piece (806) is clamped with the groove (805).

4. The prestressed reinforced concrete cylinder pipe orifice of claim 1, wherein: the outer surface cover of go-between (7) is equipped with rubber ring (9), the outer surface cover of rubber ring (9) is equipped with solid fixed ring (10).

5. The prestressed reinforced concrete cylinder pipe orifice of claim 1, wherein: one side of the spring (803) is connected with the connecting block (802), and the other side of the spring is connected with the anti-skid block (804), and the spring and the anti-skid block are both positioned in the middle of the connecting block (802) and the anti-skid block (804).

6. The prestressed reinforced concrete cylinder pipe orifice according to claim 4, wherein: the two sides of the fixing ring (10) are fixedly connected through bolts (11).