CN210706007U

CN210706007U - PE pipe rounding device with high adaptability

Info

Publication number: CN210706007U
Application number: CN201921026952.5U
Authority: CN
Inventors: 孙杰
Original assignee: Hebei Shentong Plastic Industry Co Ltd
Current assignee: Hebei Shentong Plastic Industry Co Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-06-09
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a PE pipe rounding device with strong adaptability, which comprises a left rounding disc and a right rounding disc, wherein the left rounding disc and the right rounding disc are both connected with a central screw rod through a bearing, the left rounding disc and the right rounding disc are connected with an L-shaped rod, the L-shaped rod is provided with a T-shaped chute, the L-shaped rod is slidably connected with a T-shaped slider, one end of the T-shaped slider is connected with a threaded rod, the other end of the T-shaped slider is fixedly connected with a U-shaped block, the groove part of the U-shaped block is rotatably connected with a roller through a cross rod, the inner wall of the left rounding disc is rotatably connected with a first bracket through a hinge, the inner wall of the right rounding disc is rotatably connected with a second bracket through a hinge, the first bracket and the second bracket are both rotatably connected with a rounding block through hinges, the utility model pushes the T-shaped slider to move through the rotation of the threaded, the whole device is suitable for PE pipes with different inner diameters to be rounded, and the device has strong adaptability.

Description

PE pipe rounding device with high adaptability

Technical Field

The utility model relates to a PE tubular product technical field specifically is a strong adaptability's whole circle device of PE tubular product.

Background

Polyethylene (PE) pipelines have been developed for over 50 years, and are widely applied to the fields of urban water supply, farmland irrigation, fuel gas transmission and distribution and the like due to the unique advantages of the PE pipelines, namely no toxicity, no harm, high strength, high toughness and aging resistance. The PE pipe needs to be subjected to butt welding during laying construction, the deformation of the pipe needs to be subjected to rounding treatment on the end part, otherwise, the butt welding can have a misalignment phenomenon, if the misalignment amount exceeds 10%, a flanging is asymmetric, the strength of the pipe joint is reduced greatly, and the potential safety hazard exists in a pipeline system.

Some rounding devices are designed for finishing PE pipes, but the devices have some problems.

For example, a device for rounding a large-diameter thick-wall PE pipe, which is disclosed in China patent application No. CN201720258695.2, comprises two rounding disks, the end faces of which are opposite and the structures of which are symmetrically arranged, wherein the center of each rounding disk is provided with a threaded hole, a central screw passes through the threaded hole of each rounding disk and is in threaded fit with each threaded hole, one end of the central screw is fixed with a hexagonal end, and the other end of the central screw is provided with a nut; round racks capable of stretching and retracting along the radial direction are uniformly distributed between the two round disks along the circumferential direction, and a round block is arranged at the top of each round rack. The utility model discloses only need a workman to operate during the use, rotating nut makes the interval between two whole discs reduce to promote each whole circle frame and withdraw, each whole circle piece is synchronous overhanging, and the port is whole circle can be accomplished to disposable, increases substantially whole circle work efficiency, and whole circle is effectual. Adopt the utility model discloses the unfitness of butt joint is big and all sorts of problems that lead to when can the effective control butt fusion, very big facility and reliable guarantee have been brought for the pipeline construction progress to quick convenient whole circle operation, but the device is fit for the tubular product of heavy-calibre, but device adaptability is poor.

Based on this, the utility model designs a specifically be a strong adaptability's whole circle device of PE tubular product to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strong adaptability's whole circle device of PE tubular product to the broken edge is big and all sorts of problems that lead to when can play the effective control butt fusion that provide in solving above-mentioned background art, very big facility and reliable guarantee have been brought for the pipeline construction progress to quick convenient whole circle operation, but the device is fit for the tubular product of heavy-calibre, but the poor problem of device adaptability.

In order to achieve the above object, the utility model provides a following technical scheme: a PE pipe rounding device with strong adaptability comprises a left rounding disc, a hexagonal end, a central screw, a right rounding disc, a first support, a rounding block, a second support, a rotating nut, a threaded rod, an L-shaped rod, a T-shaped sliding block and a U-shaped block, the right whole disc is connected with a central screw through a bearing thread, the outer walls of the left whole disc and the right whole disc are evenly and fixedly connected with L-shaped rods, the L-shaped rod is provided with a T-shaped sliding groove, the L-shaped rod is connected with a T-shaped sliding block through the T-shaped sliding groove in a sliding way, one end of the T-shaped sliding block is movably connected with a threaded rod, the other end of the T-shaped sliding block is fixedly connected with a U-shaped block, the groove part of the U-shaped block is rotationally connected with a roller through a cross rod, the inner wall of the left rounding plate is rotationally connected with a first bracket through a hinge, the inner wall of the right rounding plate is rotatably connected with a second support through a hinge, and the first support and the second support are both rotatably connected with rounding blocks through hinges.

Preferably, the left side wall of the left whole circular disc is fixedly connected with a hexagonal end, the left end of the central screw penetrates through the left whole circular disc to be connected with the hexagonal end in a rotating mode, and the central screw penetrates through the left whole circular disc to be connected with a rotating nut in a threaded mode.

Preferably, the threaded rod is in threaded connection with the side wall of the T-shaped sliding block, and the other end of the threaded rod is fixedly connected with a nut.

Preferably, there are three sets of L-shaped rods on the left and right full disks.

Preferably, the T-shaped sliding block is marked with scale marks.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a threaded rod rotates and promotes T shape slider and removes, and T shape slider drives the gyro wheel removal on the U-shaped piece for three group's gyro wheel external diameters are adjustable, make the PE tubular product that whole device is fit for different internal diameters carry out the full circle, make device strong adaptability. The utility model discloses a be carved with the scale mark on T shape slider for the gyro wheel stretches out the adjustable unanimity of length, the in-service use of being convenient for.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the dust collecting device of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. the left round shaping disk, the right round shaping disk, the hexagonal end 3, the central screw rod 4, the right round shaping disk, the T-shaped chute 6, the first support 7, the round shaping block 8, the second support 9, the rotating nut 10, the threaded rod 11, the L-shaped rod 12, the T-shaped slider 13, the U-shaped block 14 and the roller.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a PE pipe rounding device with strong adaptability comprises a left rounding disc 1, a hexagonal end 2, a central screw 3, a right rounding disc 4, a first support 6, a rounding block 7, a second support 8, a rotating nut 9, a threaded rod 10, an L-shaped rod 11, a T-shaped sliding block 12 and a U-shaped block 13, wherein the right rounding disc 4 is connected with the central screw 3 through bearing threads, the outer walls of the left rounding disc 1 and the right rounding disc 4 are uniformly and fixedly connected with the L-shaped rod 11, the L-shaped rod 11 is provided with the T-shaped sliding groove 5, the L-shaped rod 11 is connected with the T-shaped sliding block 12 through the T-shaped sliding groove 5 in a sliding manner, one end of the T-shaped sliding block 12 is movably connected with the threaded rod 10, the other end of the T-shaped sliding block 12 is fixedly connected with the U-shaped block 13, the groove part of the U-shaped block 13 is connected with a roller 14 through the transverse rod in a rotating manner, the outer diameters of the three groups of rollers 14 can be adjusted, so that the whole device is suitable for PE pipes with different inner diameters to be rounded, and the device has strong adaptability; the inner wall of the left round plate 1 is connected with a first support 6 through a hinge in a rotating manner, the inner wall of the right round plate 4 is connected with a second support 8 through a hinge in a rotating manner, and the first support 6 and the second support 8 are both connected with a round block 7 through a hinge in a rotating manner, so that the inner wall of the device can be round.

The left side wall of the left whole circular disc 1 is fixedly connected with a hexagonal end 2, the left end of a central screw 3 penetrates through the left whole circular disc 1 and is rotatably connected with the hexagonal end 2, and the central screw 3 penetrates through the left whole circular disc 4 and is in threaded connection with a rotating nut 9; the threaded rod 10 is in threaded connection with the side wall of the T-shaped sliding block 12, the nut is fixedly connected to the other end of the threaded rod 10, the threaded rod 10 is convenient to rotate, and the T-shaped sliding block 12 is conveniently driven to move by the rotation of the threaded rod 10; three groups of L-shaped rods 11 are arranged on the left rounding plate 1 and the right rounding plate 4; the T-shaped sliding block 12 is marked with scale marks, and the T-shaped sliding block 12 is marked with the scale marks, so that the extending length of the roller 14 can be adjusted to be consistent, and the practical use is facilitated.

One specific application of this embodiment is: the PE tubular product internal diameter size of rounding as required, the nut rotates, the nut drives threaded rod 10 and rotates, threaded rod 10 rotates and drives T shape slider 12 and slide in T-slot 5, T shape slider 10 drives U-shaped piece 13 and removes, U-shaped piece 13 drives gyro wheel 14 and removes, thereby it is adjustable to make three 14 external diameters of group's gyro wheel, make the PE tubular product that whole device is fit for different internal diameters carry out the rounding, make device strong adaptability, then install the device in PE tubular product, rotate simultaneously and rotate nut 9, nut 9 rotates 3 rotations at central screw, central screw 3 drives right rounding disc 4 and removes, promote rounding piece 7 to carry out the rounding with the contact of PE tubular product inner wall through first support 6 and second support 8. Wherein, through having the scale mark on T slider 12 for gyro wheel 14 stretches out the adjustable unanimity of length, is convenient for the in-service use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a strong adaptability's whole circle device of PE tubular product, includes whole disc in a left side, hexagonal end, central screw, the whole disc in the right side, first support, whole circle piece, second support, swivel nut, threaded rod, L shape pole, T shape slider and U-shaped piece, its characterized in that: the improved rotary table comprises a right-hand shaping disc, a left-hand shaping disc, a right-hand shaping disc, a T-shaped sliding groove, a T-shaped sliding block, a threaded rod and a T-shaped sliding block, wherein the right-hand shaping disc is connected with a central threaded rod through bearing threads, the L-shaped sliding groove is formed in the outer wall of the left-hand shaping disc and the outer wall of the right-hand shaping disc, the T-shaped sliding block is movably connected with the threaded rod, the U-shaped block is fixedly connected with the other end of the T-shaped sliding block, a groove of the U-shaped block is connected with a roller through a transverse rod in a rotating mode, the inner wall of the left-hand shaping disc is connected with a first support through.

2. The PE pipe rounding device with high adaptability according to claim 1, characterized in that: the left side wall of the left whole circular disc is fixedly connected with a hexagonal end, the left end of the central screw penetrates through the left whole circular disc to be connected with the hexagonal end in a rotating mode, and the central screw penetrates through the left whole circular disc to be connected with a rotating nut in a threaded mode.

3. The PE pipe rounding device with high adaptability according to claim 1, characterized in that: the threaded rod is in threaded connection with the side wall of the T-shaped sliding block, and the other end of the threaded rod is fixedly connected with a nut.

4. The PE pipe rounding device with high adaptability according to claim 1, characterized in that: and three groups of L-shaped rods are arranged on the left whole circular disc and the right whole circular disc.

5. The PE pipe rounding device with high adaptability according to claim 1, characterized in that: and scale marks are marked on the T-shaped sliding block.