CN211779491U

CN211779491U - Double-layer pipe antiknock joint device

Info

Publication number: CN211779491U
Application number: CN202020145336.8U
Authority: CN
Inventors: 曹兴明; 姚金海; 李伟春; 童修富; 王宇; 崔伟婷; 谷艳艳
Original assignee: Heilongjiang Huayan Piling Technology R & D Co ltd
Current assignee: Heilongjiang Huayan Piling Technology R & D Co ltd
Priority date: 2020-01-22
Filing date: 2020-01-22
Publication date: 2020-10-27
Anticipated expiration: 2030-01-22

Abstract

Double-deck pipe antiknock piecing devices belongs to bored concrete pile technical field. The two semi-cylinders surround to form a sleeve sleeved on a grouting pipe I of the grouting pump, the sleeve I and the grouting pipe I are clamped through a plurality of circles of annular array point grooves and point protrusions, external threads are arranged on the outer circumferential surface of the sleeve I, a second sleeve is provided with internal threads, one end of the second sleeve is in threaded connection with the first sleeve and sleeved outside the first sleeve, the other end of the second sleeve is in threaded connection with a second grouting pipe sleeved inside the second sleeve, the third grouting pipe is sleeved outside the other end of the second sleeve, the clamp is used for fixing the second sleeve and the third grouting pipe, the second sleeve is a reducer pipe, the outer diameter of one end of the second sleeve is larger than that of the other end of the first sleeve, the axial cross section of the third sleeve is L-shaped, and the third sleeve is inserted into the second grouting pipe and erected on the second sleeve. The utility model discloses convenient to use, swift simple, easy preparation, it is with low costs, the facilitate promotion has compensatied the blank of slip casting technology.

Description

Double-layer pipe antiknock joint device

Technical Field

The utility model belongs to the technical field of the bored concrete pile, especially, relate to a double-deck pipe antiknock connector device.

Background

A kind of slip casting joint that directly links the individual layer commonly used in the construction market at present, but stratum pressure is great in the slip casting, often explodes the individual layer slip casting pipe in the bored concrete pile, firstly influences the slip casting quality, secondly influences slip casting speed, and thirdly also has the safety problem when the slip casting explodes the pipe. When adopting double-deck slip casting pipe, the resistance to compression connects the success rate and promotes by a wide margin, consequently, provides a double-deck pipe antiknock to double-deck slip casting pipe and connects, satisfies the market demand and is the technical problem that technical staff in the field need to solve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck pipe antiknock piecing devices for solve the problem that exists among the above-mentioned background art.

The utility model adopts the technical proposal that: the double-layer pipe anti-explosion joint device comprises a second sleeve, a hoop, a third sleeve and two semi-cylinders; the two semi-cylinders surround to form a sleeve sleeved on a grouting pipe I of the grouting pump, the sleeve I and the grouting pipe I are clamped through a plurality of circles of annular array point grooves and point protrusions, external threads are arranged on the outer circumferential surface of the sleeve I, a second sleeve is provided with internal threads, one end of the second sleeve is in threaded connection with the first sleeve and sleeved outside the first sleeve, the other end of the second sleeve is in threaded connection with a second grouting pipe sleeved inside the second sleeve, the third grouting pipe is sleeved outside the other end of the second sleeve, the clamp is used for fixing the second sleeve and the third grouting pipe, the second sleeve is a reducer pipe, the outer diameter of one end of the second sleeve is larger than that of the other end of the first sleeve, the axial cross section of the third sleeve is L-shaped, and the third sleeve is inserted into the second grouting pipe and erected on the second sleeve.

The beneficial effects of the utility model reside in that:

the utility model discloses convenient to use, swift simple, easy preparation, it is with low costs, the facilitate promotion has compensatied the blank of slip casting technology.

Drawings

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

FIG. 2 is a schematic view of a semi-cylindrical structure;

FIG. 3 is a schematic view of a sleeve;

FIG. 4 is a schematic structural view of the second sleeve;

FIG. 5 is a front cross-sectional view of FIG. 4;

FIG. 6 is a schematic view of a sleeve three-configuration;

FIG. 7 is an installation schematic of the present invention;

wherein: 1-grouting pipe I; 2-a half cylinder; 3, sleeving a sleeve I; 4, a second sleeve; 5-sleeve III; 6, clamping a hoop; 7-grouting pipe II; 8-grouting pipe III; 9-point groove; 10-point convex; 11-a first annular groove; 12-a first annular projection; 13-a second annular groove; 14-annular projection two.

Detailed Description

As shown in fig. 1 to 7, the double-layer pipe antiknock connector device comprises a second sleeve 4, a hoop 6, a third sleeve 5 and two semi-cylinders 2; the two half cylinders 2 are encircled to form a first sleeve 3 which is sleeved on a first grouting pipe 1 of a grouting pump, the two half cylinders 2 are convenient to detach, the first sleeve 3 and the first grouting pipe 1 are clamped through a plurality of circles of annular array point grooves 9 and point bulges 10, the first sleeve 3 and the first grouting pipe 1 are fixed and axially limited, rotation of the first sleeve 3 is avoided, external threads are arranged on the outer circumference of the first sleeve 3, a second sleeve 4 is provided with internal threads, one end of the second sleeve 4 is in threaded connection with the first sleeve 3 and sleeved outside the first sleeve 3, the second sleeve 4 is fixed with the first grouting pipe 1 through the first sleeve 3, the other end of the second sleeve 4 is in threaded connection with a second grouting pipe 7 sleeved in the second sleeve 4, the second sleeve 4 is used for fixing the second sleeve 4 and a third grouting pipe 8, the grouting pipe 3 is fixed with the second sleeve 7 and connected with the first grouting pipe 1 and the second grouting pipe 7, the third sleeve 8 is sleeved outside the other end of the second sleeve 4, the grouting pipe III 8, the grouting pipe I1 and the grouting pipe II 7 are connected, the sleeve II 4 is a reducer pipe, the outer diameter of one end of the sleeve II 4 is larger than that of the other end of the sleeve I3, the axial cross section of the sleeve III 5 is L-shaped, the sleeve III 5 is inserted into the grouting pipe II 7 and is erected on the sleeve II 4, the sleeve III 5 is arranged between the grouting pipe I1 and the grouting pipe II 7 at intervals, and the sleeve III 5 can reduce the fluid pressure at the interface of the grouting pipe II 7 and avoid the damage of grouting to the interface of the grouting pipe II 7.

As shown in fig. 1, 4 and 5, a gap is formed between the reducing part of the third grouting pipe 8 and the second sleeve 4, the other end part of the second sleeve 4 is exposed through the gap, and the inner side surface of the hoop 6, the corresponding part of the second sleeve 4 and the outer side surface of the third grouting pipe 8 are clamped through a plurality of annular grooves 11 and annular protrusions 12.

As shown in fig. 1, 4, 5 and 6, the contact surface between the third sleeve 5 and the second sleeve 4 is clamped by the second annular groove 13 and the second annular protrusion 14. And limiting and fixing the sleeve III 5.

As shown in FIG. 1, the outer diameter of the clamp 6 is the same as the outer diameter of one end of the second sleeve 4. The outer surface of the product is kept orderly and is easy to manage.

As shown in fig. 7, a third grouting pipe 8 is sleeved on a second grouting pipe 7 to form a double-layer pipe, a first grouting pipe 1 of the grouting pump is connected with the third grouting pipe 8 and the second grouting pipe 7 through the grouting pipe, and the second grouting pipe 7 and the third grouting pipe 8 are both embedded in the cast-in-place pile.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a double-deck pipe antiknock piecing devices which characterized in that: comprises a second sleeve (4), a hoop (6), a third sleeve (5) and two semi-cylinders (2); the two half cylinders (2) are encircled to form a first sleeve (3) which is sleeved on a first grouting pipe (1) of a grouting pump, the first sleeve (3) and the first grouting pipe (1) are clamped through a plurality of circles of annular array point grooves (9) and point protrusions (10), external threads are arranged on the outer circumferential surface of the first sleeve (3), a second sleeve (4) is provided with internal threads, one end of the second sleeve (4) is in threaded connection with the first sleeve (3) and sleeved on the outer side of the first sleeve (3), the other end of the second sleeve (4) is in threaded connection with a second grouting pipe (7) sleeved in the second sleeve (4), a third grouting pipe (8) is sleeved on the outer side of the other end of the second sleeve (4), a clamp (6) is used for fixing the second sleeve (4) and the third grouting pipe (8), the second sleeve (4) is a reducer, the outer diameter of one end of the second sleeve (4) is larger than that of the first sleeve (3), the axial section of the sleeve III (5) is L-shaped, and the sleeve III (5) is inserted into the grouting pipe II (7) and is erected on the sleeve II (4).

2. The double-tube blast-resistant joint assembly of claim 1, wherein: a gap is arranged between the variable diameter positions of the grouting pipe III (8) and the sleeve II (4), the other end part of the sleeve II (4) is exposed through the gap, and the inner side surface of the hoop (6) is clamped with the corresponding part of the sleeve II (4) and the outer side surface of the grouting pipe III (8) through a plurality of annular grooves I (11) and annular protrusions I (12).

3. The double-walled pipe explosion-resistant joint apparatus according to claim 1 or 2, wherein: and the contact surface between the third sleeve (5) and the second sleeve (4) is clamped through a second annular groove (13) and a second annular protrusion (14).

4. A double-walled pipe bursting-resistant coupling as claimed in claim 3 wherein: the outer diameter of the clamp (6) is the same as that of one end of the second sleeve (4).