CN217441054U

CN217441054U - Be applied to dilatory pipe of non-excavation technique

Info

Publication number: CN217441054U
Application number: CN202221432499.XU
Authority: CN
Inventors: 姚凯男; 夏二勇; 林洋; 张宇; 王凯; 杨卫川; 王晓东; 鲍瀚墨; 李晓菡
Original assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Current assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-16
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a be applied to dilatory pipe of non-excavation technique, including the body, its characterized in that, the body includes: the first plug connector is positioned at one end part of the pipe body and is fixedly connected with the pipe body or integrally formed with the pipe body; the first plug-in connector is inserted into the first plug-in connector groove and can connect the end parts of the two pipe bodies; the first stop block is arranged on the side wall of the first plug connector and is connected with the first plug connector or integrally formed with the first plug connector; and the first hanging groove is formed in the inner wall of the first inserting groove and is connected with the end part of the pipe body through the first vertical groove, so that the first stop block can be placed into the first hanging groove along the first vertical groove. The utility model discloses have and be convenient for realize that adjacent body is fixed firm, can promote the technical effect of dilatory pipe installation effectiveness.

Description

Be applied to dilatory pipe of non-excavation technique

Technical Field

The utility model relates to a pipeline construction technical field specifically is a be applied to dilatory pipe of non-excavation technique.

Background

The existing non-excavation is a new construction technology for laying, replacing and repairing various underground pipelines by utilizing various rock-soil drilling equipment and technical means under the condition of excavating on a very small part of the earth surface (generally referred to as small-area excavation at an inlet and an outlet) in the modes of guiding, directional drilling and the like, does not obstruct traffic, does not damage greenbelts and vegetations, does not influence normal lives and work orders of shops, hospitals, schools and residents, and solves the problems of interference of traditional excavation construction on lives of the residents, damage and adverse effects on traffic, environment and the foundation of surrounding buildings, so that the novel construction technology has a high social and economic effect, and when the non-excavation technology is applied, a laid pipeline is called a dragging pipe.

Chinese patent No. CN207018667U in the related art proposes a drag tube, and the key points of the technical scheme are as follows: the pipe comprises a pipe body, wherein a mounting groove is formed in the inner wall of a port at one end of the pipe body, a baffle ring is arranged on the mounting groove, the baffle ring and the pipe body are concentrically arranged, an insertion groove is formed between the baffle ring and the outer wall of the pipe body, a clamping hole communicated with the insertion groove is formed in the outer wall of the pipe body, a mounting ring and an insertion plate are arranged at the other end of the pipe body, the mounting ring is clamped on the mounting groove, the insertion plate is inserted into the insertion groove and clamped with the pipe body, a buckle is arranged on the insertion plate, and the buckle is clamped in the clamping hole and connected with the pipe body; the connecting structure has the effects of being convenient to install and improving the connecting stability and the sealing performance between the connecting structure and the connecting structure.

The related art described above has the following drawbacks: only connect in the inserting groove through the joint integrated circuit board, can not guarantee to fix between two adjacent dragging pipes firmly, have the problem of fixing insecure between two adjacent dragging pipes.

Based on the above, the utility model discloses a be applied to dilatory pipe of non-excavation technique for solve the defect that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to dilatory pipe of non-excavation technique to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a be applied to dilatory pipe of non-excavation technique, includes the body, its characterized in that, the body includes: the first plug connector is positioned at one end part of the pipe body and is fixedly connected with the pipe body or integrally formed with the pipe body; the first plug-in connector is inserted into the first plug-in connector groove and can connect the end parts of the two pipe bodies; the first stop block is arranged on the side wall of the first plug connector and is connected with the first plug connector or integrally formed with the first plug connector; and the first hanging groove is formed in the inner wall of the first inserting groove and is connected with the end part of the pipe body through the first vertical groove, so that the first stop block can be placed into the first hanging groove along the first vertical groove.

Preferably, the draft tube for trenchless applications further comprises: a bolt; the through hole is formed in the side wall of the pipe body and communicates the outside of the pipe body with the first hanging groove; and the threaded hole is formed in the first stop block, and the bolt can be in threaded connection with the threaded hole after penetrating through the through hole.

Preferably, the dragging pipe applied to the trenchless technology further comprises an elastic pad, and the elastic pad is arranged at the end part, far away from the pipe body, of the first plug connector and connected with the first plug connector.

Preferably, the traction tube applied to the trenchless technology further comprises an elastic block piece, and the elastic block piece is used for being placed in the first vertical groove to seal the first vertical groove.

Preferably, the elastic block piece comprises a second plug connector, and the second plug connector is positioned at one end of the elastic block piece and is connected with the elastic block piece; the pipe body further comprises a second inserting groove, and the second inserting groove is formed in the inner wall of the bottom of the first vertical groove.

Preferably, the elastic block piece further comprises a second stop block, and the second stop block is arranged on the side wall of the second plug connector and connected with the second plug connector or integrally formed with the second plug connector; the pipe body further comprises a second hanging groove, the second hanging groove is formed in the inner wall of the second inserting groove and is connected with the inner wall of the bottom of the first vertical groove through the second vertical groove, and the second stop block can be placed into the second hanging groove along the second vertical groove.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses a dragging pipe applied to non-excavation technology, which realizes the butt joint between two pipe fittings through a first plug connector and a first inserting groove, realizes the locking of two pipe bodies in the axial direction through a first stop block and a first hanging groove, and realizes the circumferential fixation between the two pipe bodies through the matching of a bolt and a threaded hole, thereby ensuring the stable and firm connection relationship between the two adjacent pipe bodies; simultaneously, through the matching of the elastic cushion and the elastic block piece, the sealing connection between the two pipe fittings is realized, so that the two pipe fittings have good sealing performance, the elastic block piece is also fixedly hung, and the risk of separating from the pipe fittings can not occur in the use process.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a first perspective view of a dragging pipe in an embodiment of the present invention;

FIG. 2 is a second perspective view of the dragging tube in the embodiment of the present invention;

fig. 3 is a third perspective view of the dragging tube in the embodiment of the present invention;

FIG. 4 is a detail view of the dragging tube in the embodiment of the present invention at the position A;

in the figure:

the connecting structure comprises a pipe body 1, a first plug connector 1-1, a first plug-in connection groove 1-2, a first stop block 1-3, a first hanging connection groove 1-4, a first vertical groove 1-5, a through hole 1-6, a threaded hole 1-7, a second plug connection groove 1-8, a second hanging connection groove 1-9 and a second vertical groove 1-10;

a bolt 2;

an elastic pad 3;

the spring block 4, the second plug connector 4-1 and the second stop block 4-2.

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. 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.

Based on among the prior art, when utilizing the dragging pipe to construct, can not guarantee to fix firm between two adjacent dragging pipes, have between two adjacent dragging pipes fixed insecure, the relatively poor problem of sealing performance, the utility model provides an embodiment specifically is a dragging pipe who is applied to non-excavation technique to solve the defect that exists among the prior art.

Specifically, as shown in fig. 1, the towing pipe comprises a pipe body 1, wherein the pipe body 1 is used as an access pipeline in the trenchless technology, and trenchless construction can be realized only by combining a plurality of interconnected pipe bodies 1 as access channels in a guiding drilling manner.

Further, in order to realize accurate butt joint and axial connection of two pipe bodies 1, as shown in fig. 1, the pipe body 1 includes a first plug connector 1-1, and the first plug connector 1-1 is located at one end of the pipe body 1 and is fixedly connected with or integrally formed with the pipe body 1, in this embodiment, the first plug connector 1-1 is preferably an annular pipe member, is integrally formed with the pipe body 1, is coaxial with the pipe body 1, and forms an annular step surface with an end surface of the pipe body 1; the connecting device also comprises a first inserting and connecting groove 1-2, wherein the first inserting and connecting groove 1-2 is positioned at the end part of the other end of the pipe body 1 and corresponds to the first inserting and connecting piece 1-1, the first inserting and connecting piece 1-1 is inserted into the first inserting and connecting groove 1-2 to connect the end parts of the two pipe bodies 1, and in the embodiment, the first inserting and connecting groove 1-2 is preferably an annular groove and is coaxial with the pipe bodies 1; the locking device also comprises a first stop block 1-3, wherein the first stop block 1-3 is arranged on the side wall of the first plug connector 1-1 and is connected with or integrally formed with the first plug connector 1-1, and in the embodiment, the first stop block 1-3 is preferably a square block piece and is integrally formed with the first plug connector 1-1; the pipe connector also comprises a first hanging groove 1-4, the first hanging groove 1-4 is opened on the inner wall of the first inserting groove 1-2, and is connected with the end part of the pipe body 1 through the first vertical groove 1-5, so that the first stop block 1-3 can be placed in the first hanging groove 1-4 along the first vertical groove 1-5, in this embodiment, the first hanging groove 1-4 is preferably an arc groove and is communicated with the first inserting groove 1-2, and is formed into a groove body with an L-shaped structure with the first vertical groove 1-5, when the first inserting and connecting piece 1-1 is placed in the first inserting and connecting groove 1-2, the first stop block 1-3 enters the first vertical groove 1-5, until the first stop block 1-3 corresponds to the first hanging groove 1-4, any pipe body 1 is rotated, so that the first stop block 1-3 can be placed in the first hanging groove 1-4, at this time, the connection of the two pipe bodies 1 can be realized, and the locking in the axial direction is realized at the same time.

Further, in order to prevent the two tube bodies 1 from rotating in the circumferential direction, the two tube bodies 1 need to be further locked, and therefore, as shown in fig. 2, the towing pipe further comprises a bolt 2; the pipe is characterized by comprising through holes 1-6, wherein the through holes 1-6 are formed in the side wall of the pipe body 1, and the outer part of the pipe body 1 is communicated with the first hanging groove 1-4; the pipe body is characterized by further comprising threaded holes 1-7, the threaded holes 1-7 are formed in the first stop blocks 1-3, when the first stop blocks 1-3 are placed in the first hanging grooves 1-4, the threaded holes 1-7 correspond to the through holes 1-6, and the bolts 2 can be in threaded connection with the threaded holes 1-7 after penetrating through the through holes 1-6, so that circumferential fixing between the two pipe bodies 1 can be achieved.

Furthermore, as shown in fig. 2, the dragging tube further comprises an elastic pad 3, the elastic pad 3 is disposed at an end portion of the first connector 1-1 far away from the tube body 1, and is connected with the first connector 1-1, in this embodiment, the elastic pad 3 is preferably an annular rubber ring, the elastic pad 3 is adhered to the end of the first connector 1-1 by glue, when the first plug connector 1-1 is plugged into the first plugging groove 1-2, the first plug connector 1-1 needs to be driven continuously, the elastic pad 3 is extruded and deformed, and when the first stop block 1-3 is arranged in the first hanging groove 1-4, under the action of the elastic force of the elastic pad 3, the friction force between the first stop block 1-3 and the first hanging groove 1-4 is increased, and the stability of the position of the first stop block 1-3 in the first hanging groove 1-4 is ensured.

Further, as shown in fig. 2, the dragging pipe further comprises an elastic block 4, the elastic block 4 is used for being placed in the first vertical groove 1-5 to seal the first vertical groove 1-5, in this embodiment, the elastic block 4 is preferably a rubber member and is detachably disposed in the first vertical grooves 1-5, the size of the end surface of the elastic block 4 is larger than the opening size of the first vertical grooves 1-5, the length size of the elastic block 4 is larger than the depth size of the first vertical grooves 1-5, when the elastic block 4 is inserted into the first vertical grooves 1-5, the elastic block 4 is extruded and deformed to ensure that the elastic block 4 is stably positioned in the first vertical grooves 1-5, and the elastic block piece 4 shields the opening of the first hanging groove 1-4, so that the effect of plugging and sealing the first vertical groove 1-5 and the first hanging groove 1-4 is realized.

Further, in order to fix the elastic block 4, as shown in fig. 2 to 4, the elastic block 4 is specifically provided to include a second plug connector 4-1, the second plug connector 4-1 is located at one end of the elastic block 4 and is fixedly connected to the elastic block 4, and in this embodiment, the second plug connector 4-1 is specifically a column; the pipe body 1 further comprises second inserting grooves 1-8, the second inserting grooves 1-8 are formed in the inner walls of the bottoms of the first vertical grooves 1-5 and are cylindrical grooves, and when the elastic block piece 4 is arranged in the first vertical grooves 1-5, the second inserting pieces 4-1 correspond to the second inserting grooves 1-8, and the elastic block piece 4 is fixed relatively.

Further, in order to further fix the elastic block 4 and prevent the elastic block 4 from falling off after the tube body 1 is connected, as shown in fig. 2 to 4, the elastic block 4 further includes a second stop block 4-2, the second stop block 4-2 is disposed on a side wall of the second plug connector 4-1 and connected to or integrally formed with the second plug connector 4-1, in this embodiment, the second stop block 4-2 is preferably a square block and integrally formed with the second plug connector 4-1; the tube body 1 further comprises a second hanging groove 1-9, the second hanging groove 1-9 is opened on the inner wall of the second inserting groove 1-8 and is connected with the inner wall of the bottom of the first vertical groove 1-5 through the second vertical groove 1-10, so that the second stop block 4-2 can be placed in the second hanging groove 1-9 along the second vertical groove 1-10, in this embodiment, the second hanging groove 1-9 is preferably an arc groove and is communicated with the second inserting groove 1-8, and is formed into a groove body with an L-shaped structure with the second vertical groove 1-10, when the second inserting piece 4-1 is placed in the second inserting groove 1-8, the second stop block 4-2 enters the second vertical groove 1-10 along with the second hanging groove, until the second stop block 4-2 corresponds to the second hanging groove 1-9, force is applied to the rubber elastic piece 4, the second plug connector 4-1 and the elastic block 4 are driven to rotate together, the second stop block 4-2 can be placed in the second hanging groove 1-9, and at the moment, the elastic block 4 can be further fixed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. A traction tube for application in trenchless techniques, comprising a tubular body (1), characterized in that the tubular body (1) comprises:

the first plug connector (1-1), the first plug connector (1-1) is positioned at one end part of the pipe body (1), and is fixedly connected with the pipe body (1) or integrally formed;

the first plug-in connection groove (1-2) is positioned at the end part of the other end of the pipe body (1) and corresponds to the first plug-in connector (1-1), and the first plug-in connector (1-1) is inserted into the first plug-in connection groove (1-2) and can connect the end parts of the two pipe bodies (1);

the first stop block (1-3) is arranged on the side wall of the first plug connector (1-1) and connected with the first plug connector (1-1) or integrally formed;

and the first hanging and connecting groove (1-4), the first hanging and connecting groove (1-4) is arranged on the inner wall of the first inserting and connecting groove (1-2), and is connected with the end part of the pipe body (1) through a first vertical groove (1-5), so that the first stop block (1-3) can be placed into the first hanging and connecting groove (1-4) along the first vertical groove (1-5).

2. A draft tube for trenchless applications as claimed in claim 1 further comprising:

a bolt (2);

the through holes (1-6) are formed in the side wall of the pipe body (1), and the outer portion of the pipe body (1) is communicated with the first hanging groove (1-4);

and the threaded holes (1-7) are formed in the first stop blocks (1-3), and the bolts (2) can be in threaded connection with the threaded holes (1-7) after penetrating through the through holes (1-6).

3. A traction tube for trenchless applications as claimed in claim 1 further comprising a resilient pad (3), wherein said resilient pad (3) is disposed at an end of said first plug member (1-1) remote from said tubular body (1) and is connected to said first plug member (1-1).

4. A traction tube for trenchless applications as claimed in any of claims 1 to 3 further comprising a resilient block (4), said resilient block (4) being adapted to be received in said first vertical channel (1-5) to seal said first vertical channel (1-5).

5. A draft tube for trenchless applications according to claim 4 wherein:

the elastic block piece (4) comprises a second plug connector (4-1), and the second plug connector (4-1) is positioned at one end of the elastic block piece (4) and is connected with the elastic block piece (4);

the pipe body (1) further comprises a second inserting groove (1-8), and the second inserting groove (1-8) is formed in the inner wall of the bottom of the first vertical groove (1-5).

6. A draft tube for trenchless applications according to claim 5 wherein:

the elastic block piece (4) further comprises a second stop block (4-2), and the second stop block (4-2) is arranged on the side wall of the second plug connector (4-1) and connected with the second plug connector (4-1) or integrally formed;

the pipe body (1) further comprises a second hanging groove (1-9), the second hanging groove (1-9) is formed in the inner wall of the second inserting groove (1-8) and is connected with the inner wall of the bottom of the first vertical groove (1-5) through a second vertical groove (1-10), and the second stopping block (4-2) can be placed into the second hanging groove (1-9) along the second vertical groove (1-10).