CN213055975U

CN213055975U - Straightening tool applied to flexible heat-insulation composite plastic pipe

Info

Publication number: CN213055975U
Application number: CN202020774820.7U
Authority: CN
Inventors: 熊召举; 王胜飞; 张�浩
Original assignee: Vidis Foshan Pipeline System Co ltd
Current assignee: Vidis Foshan Pipeline System Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-04-27
Anticipated expiration: 2030-05-11

Abstract

The utility model provides a straightening tool applied to flexible heat-preservation composite plastic pipes, which comprises a supporting beam, two groups of locking clamps and a straightening clamp; the two groups of locking clamps can be respectively and rotatably arranged at two ends of the supporting cross beam, and the locking clamps perform pendulum motion far away from or close to the supporting cross beam by taking a connecting point with the supporting cross beam as a central point; the straightening clamp is arranged on the supporting beam in a manner of moving up and down; the straightening clamp is arranged between the two groups of locking clamps; the locking clamp is used for clamping the bent pipe end, and the straightening clamp applies force to the locked pipe end, so that the aim of straightening the arc pipe end is fulfilled. In order to lock the two ends of the arc pipe end, the straightening tool is provided with two groups of locking clamps capable of performing pendulum motion, and the locking clamps swing left and right according to the arc of the pipe end so as to lock the pipe end; then, the straightening clamp applies downward pushing force to the locked arc pipe end, so that the arc pipe end can be straightened, and a worker can conveniently install the joint in a straightening state.

Description

Straightening tool applied to flexible heat-insulation composite plastic pipe

Technical Field

The utility model relates to a tubular product erection joint technical field especially relates to a be applied to alignment instrument of flexible heat preservation composite plastic pipe.

Background

The flexible heat-insulating composite plastic pipe is a plastic heat-insulating pipe applied to a centralized secondary heat supply pipe network, realizes the revolution of replacing steel with plastic in the field of centralized heat supply, and is widely applied at present. Compared with the traditional rigid pipeline, the flexible heat-insulating composite plastic pipe can be continuously produced in an overlong way, the longest length can reach 1500m, the coiling can be realized, and the flexible heat-insulating composite plastic pipe has obvious flexibility advantage and length advantage; the construction site can be paved in a long distance during construction, and can be bypassed when encountering obstacle facilities, thereby improving the convenience and flexibility of construction. However, the flexible thermal insulation pipe is a multilayer plastic composite pipe composed of a polyolefin working pipe, a polyurethane thermal insulation layer and a polyethylene outer protective pipe, and due to the molecular memory of a high polymer material, the pipe in a coiled state is still bent and rigid after being uncoiled, and cannot be straightened naturally, so that the joint is difficult to install. At present, the straightening is mainly realized by manpower, and the straightening method is difficult and has low construction efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a: the utility model provides a be applied to flexible heat preservation composite plastic pipe's alignment instrument, this alignment instrument can easily the alignment unreel the crooked pipe end in back to improve the efficiency of construction.

The purpose of the utility model is realized by adopting the following technical scheme:

a straightening tool applied to a flexible heat-insulation composite plastic pipe comprises a supporting beam, two groups of locking clamps and a straightening clamp; the two groups of locking clamps can be rotatably arranged at two ends of the supporting cross beam respectively, and the locking clamps perform pendulum motion far away from or close to the supporting cross beam by taking the connection point of the locking clamps and the supporting cross beam as a central point; the straightening clamp is arranged on the supporting beam in a manner of moving up and down; the straightening clamp is arranged between the two groups of locking clamps; the locking clamp is used for clamping a bent pipe end, and the straightening clamp applies force to the locked pipe end, so that the aim of straightening the arc pipe end is fulfilled.

As a further embodiment, the locking clamp comprises a first connecting rod, a first upper clamp and a first lower clamp; the utility model discloses a pipe end clamping device, including supporting beam, head rod, first connecting rod, first anchor clamps, first lower anchor clamps and first upper anchor clamps enclose and establish the check lock circle, check lock circle is used for pressing from both sides tight crooked pipe end, head rod one end with supporting beam's one end rotatable coupling, the head rod other end with first upper clamp fixed connection, first lower anchor clamps with first upper clamp encloses into the check lock circle, the check.

As a further embodiment, the first upper clamp and the first lower clamp are both semicircular, and the first upper clamp and the first lower clamp enclose the locking ring in a circular shape.

Because the section of a common pipe end is circular, the first upper clamp and the first lower clamp are designed into a semicircle according to actual needs, so that the locking ring formed by enclosing the first upper clamp and the first lower clamp is circular, and the shape of the pipe end is better adapted.

As a further embodiment, the inner diameter of the locking ring is equal to the outer diameter of the pipe end.

As a further embodiment, the straightening clamp includes a second connecting rod and a second clamp; one end of the second connecting rod is connected with the supporting cross beam in a vertically movable mode, the other end of the second connecting rod is fixedly connected with the second clamp, and the second clamp is used for being abutted to the pipe surface of the locked pipe end.

As a further embodiment, the second clamp is semicircular.

In order to make the second clamp fit better with the pipe surface for better abutting and aligning, the second clamp is designed to be semicircular according to the shape of most pipe ends on the market.

As a further embodiment, the second clamp has an inner diameter equal to the outer diameter of the pipe end.

As a further embodiment, the second connecting rod is threadedly connected with the supporting beam.

This embodiment exerts torsion to the second connecting rod through electronic or manual, and the second connecting rod can reciprocate along the screw, drives the second anchor clamps and reciprocates. During straightening, the second clamp moves downwards to apply pushing force to the pipe end, so that the arc pipe end abutted against the second clamp is gradually straightened.

As a further embodiment, a sensor is included for detecting whether the tube end is aligned in place.

Compared with the prior art, the beneficial effects of the utility model reside in that:

in the utility model, the unreeled pipe end is generally arc-shaped, and in order to lock the two ends of the arc-shaped pipe end, the straightening tool is provided with two groups of locking clamps which can perform pendulum motion, and the locking clamps swing left and right according to the arc shape of the pipe end, so as to lock the pipe end; then, the straightening anchor clamps are to the downward thrust of the arc pipe end application of force of being locked to make the arc pipe end can be straightened, and then make things convenient for the workman to realize the installation that connects under the alignment state, provide the efficiency of construction.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a straightening tool provided by the present invention;

fig. 2 is a partially enlarged view of the straightening tool a shown in fig. 1.

In the figure: 1. a support beam; 2. a locking clamp; 21. a first connecting rod; 22. a first upper clamp; 23. a first lower clamp; 3. straightening the clamp; 31. a second connecting rod; 32. and a second clamp.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1 and 2, the straightening tool of the present embodiment includes a supporting beam 1, two sets of locking clamps 2, and a straightening clamp 3. The two groups of locking clamps 2 are respectively rotatably arranged at two ends of the supporting beam 1, and the locking clamps 2 do pendulum motion far away from or close to the supporting beam 1 by taking the connection point of the locking clamps and the supporting beam 1 as a central point; the straightening clamp 3 is arranged on the supporting beam 1 in a way of moving up and down; the straightening clamp 3 is arranged between the two groups of locking clamps 2; the locking clamp 2 is used for clamping a bent pipe end, and the straightening clamp 3 applies force to the locked pipe end, so that the aim of straightening the arc pipe end is fulfilled. In the embodiment, the supporting beam 1 is preferably made of I-shaped steel, the length of the I-shaped steel is generally 1200 mm-2500 mm, and a plurality of groups of straightening clamps 3 are uniformly distributed and arranged on the supporting beam 1; the number of the groups of the straightening clamps 3 and the length of the supporting beam 1 mainly depend on the specification of the flexible heat preservation pipe.

Because the unreeled pipe end is generally arc-shaped, in order to lock the two ends of the arc-shaped pipe end, the straightening tool is provided with two groups of locking clamps 2 which can perform pendulum motion, and the locking clamps 2 swing left and right according to the arc shape of the pipe end, so that the pipe end is locked; then, straightening anchor clamps 3 is to the downward application of force of the arc pipe end of being locked to make the arc pipe end can by 180 alignment, and then make things convenient for the workman to realize the installation of joint under the alignment state, provide the efficiency of construction.

Specifically, with respect to the locking clamp 2, the locking clamp 2 includes a first connecting rod 21, a first upper clamp 22, and a first lower clamp 23. One end of a first connecting rod 21 is rotatably connected with one end of the supporting beam 1, the other end of the first connecting rod 21 is fixedly connected with a first upper clamp 22, a first lower clamp 23 is fixedly connected with the first upper clamp 22, and the first lower clamp 23 and the first upper clamp 22 are enclosed to form a locking ring which is used for clamping a bent pipe end. Further, the first upper clamp 22 and the first lower clamp 23 are both semicircular, so that the first upper clamp 22 and the first lower clamp 23 enclose a circular locking ring; wherein the inner diameter of the formed locking ring is equal to the outer diameter of the pipe end. Because the cross section of a common pipe end is circular, the first upper clamp 22 and the first lower clamp 23 are designed to be semicircular according to actual needs, so that a locking ring formed by enclosing the first upper clamp 22 and the first lower clamp 23 is circular, and the shape of the pipe end is better adapted. In addition, the length of the first connecting rod 21 depends on the bending radius of the flexible thermal insulation pipe.

Specifically, regarding the straightening jig 3, the straightening jig 3 includes a second connecting rod 31 and a second jig 32. One end of the second connecting rod 31 is connected with the supporting beam 1 in a vertically movable manner, the other end of the second connecting rod 31 is fixedly connected with the second clamp 32, and the second clamp 32 is used for abutting against the pipe surface of the locked pipe end. Further, in order to make the second clamp 32 better fit with the pipe surface for better abutting and aligning, the second clamp 32 is designed to be semicircular according to the shape of most pipe ends on the market; wherein the second clamp 32 has an inner diameter equal to the outer diameter of the pipe end. In order to simplify the structure, in the present embodiment, the second connecting rod 31 is screwed with the support beam 1. By applying torque to the second connecting rod 31 electrically or manually, the second connecting rod 31 can move up and down along the screw thread, and drives the second clamp 32 to move up and down. During alignment, the second gripper 32 is moved downwardly to apply a pushing force to the pipe end, causing the arcuate pipe end abutting the pipe end to be gradually aligned. In addition, the length of the second connecting rod 31 in the present embodiment is not less than 2 times the length of the first connecting rod 21.

Next, the alignment tool of this embodiment also includes a sensor (not shown) for detecting whether the pipe end is aligned in place.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a be applied to alignment instrument of flexible heat preservation composite plastic pipe which characterized in that: the device comprises a supporting beam, two groups of locking clamps and a straightening clamp; the two groups of locking clamps can be rotatably arranged at two ends of the supporting cross beam respectively, and the locking clamps perform pendulum motion far away from or close to the supporting cross beam by taking the connection point of the locking clamps and the supporting cross beam as a central point; the straightening clamp is arranged on the supporting beam in a manner of moving up and down; the straightening clamp is arranged between the two groups of locking clamps; the locking clamp is used for clamping a bent pipe end, and the straightening clamp applies force to the locked pipe end, so that the aim of straightening the arc pipe end is fulfilled.

2. The straightening tool in accordance with claim 1, wherein: the locking clamp comprises a first connecting rod, a first upper clamp and a first lower clamp; the utility model discloses a pipe end clamping device, including supporting beam, head rod, first connecting rod, first anchor clamps, first lower anchor clamps and first upper anchor clamps enclose and establish the check lock circle, check lock circle is used for pressing from both sides tight crooked pipe end, head rod one end with supporting beam's one end rotatable coupling, the head rod other end with first upper clamp fixed connection, first lower anchor clamps with first upper clamp encloses into the check lock circle, the check.

3. The straightening tool in accordance with claim 2, wherein: the first upper clamp and the first lower clamp are both semicircular, and the first upper clamp and the first lower clamp are enclosed to form a circular locking ring.

4. The straightening tool in accordance with claim 3, wherein: the inner diameter of the locking ring is equal to the outer diameter of the pipe end.

5. The straightening tool in accordance with claim 1, wherein: the straightening clamp comprises a second connecting rod and a second clamp; one end of the second connecting rod is connected with the supporting cross beam in a vertically movable mode, the other end of the second connecting rod is fixedly connected with the second clamp, and the second clamp is used for being abutted to the pipe surface of the locked pipe end.

6. The straightening tool in accordance with claim 5, wherein: the second clamp is semicircular.

7. The straightening tool in accordance with claim 6, wherein: the second clamp has an inner diameter equal to the outer diameter of the pipe end.

8. The straightening tool in accordance with claim 5, wherein: the second connecting rod is in threaded connection with the supporting cross beam.

9. The straightening tool in accordance with claim 1, wherein: a sensor is also included for detecting whether the pipe end is aligned in place.