CN212599840U

CN212599840U - Guide wheel carrier and guide mechanism

Info

Publication number: CN212599840U
Application number: CN202020610353.4U
Authority: CN
Inventors: 尚君辉; 周波; 侯文礼
Original assignee: Construction Machinery Branch of XCMG
Current assignee: Construction Machinery Branch of XCMG
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-02-26
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a guide wheel carrier and a guide mechanism, the guide wheel carrier comprises a bracket, a roller and a guide joint, the bracket comprises a wheel half and a shaft cylinder, the shaft cylinder is positioned at the center of the guide wheel carrier, a plurality of groups of webs are fixedly arranged between the shaft cylinder and the wheel half, and a plurality of pairs of lug plates are respectively fixed on the plurality of groups of webs; the roller is fixed on the ear plate; the guide joint penetrates through the inside of the shaft barrel, and two through holes are symmetrically formed in the guide joint. The guide mechanism comprises a plurality of guide wheel frames and a traction zipper, and the traction zipper sequentially penetrates through each guide wheel frame and is connected with the inner aligning device. The utility model discloses a direction wheel carrier in pipeline simple structure, handsome in appearance, the operation of being convenient for, when pulling, pull the zip and can not interfere with the pipe wall, the practicality is strong.

Description

Guide wheel carrier and guide mechanism

Technical Field

The utility model relates to a direction wheel carrier and guiding mechanism especially relate to a direction wheel carrier and guiding mechanism in pipeline belongs to pipeline construction equipment technical field.

Background

Along with the steady and orderly progress of pipeline construction in China, the requirements for pipeline construction are also developed towards the directions of high quality, high technology and high efficiency. In the prior art, a large number of special devices suitable for pipeline construction exist, such as pipeline intermediate frequency heaters, pipeline welding power vehicles, pipeline internal welding machines, pipeline internal alignment devices, pipeline beveling machines and the like. The pipeline end face beveling machine is important equipment in pipeline beveling, and is generally used for beveling the end faces of pipes during pipe end operation, and when two pipes are butted, a butting device is needed. As the construction of large-caliber thick-wall pipelines of long-distance pipelines is in the peak period, the automatic welding of the pipelines is rapidly developed, and the internal butt joint device is widely popularized. The internal aligning device for pipeline is an essential equipment for pipeline assembly, and is composed of a tensioning mechanism, a walking mechanism, a braking mechanism, a guide mechanism, an operation and control device, a power system and the like, and is mainly used for field construction. The current internal butt joint device is mainly used in plain areas and oil-gas pipelines are straight-line segments, the application to mountainous areas and arc segments is less, the slope of the mountainous areas is large, the radius of the arc is small, the internal butt joint device cannot self-walk in a pipeline, and the internal traction of the pipeline is required.

However, when the internal contra-aperture device is dragged in the prior art, the internal contra-aperture device can only be dragged in a straight line segment, and an arc line segment cannot be dragged (the stay cable is interfered with the pipe wall when the arc line is dragged). Therefore, it is necessary to design a device suitable for pulling the internal clamp at the arc segment, so as to be suitable for the internal clamp used in places with large gradient such as mountainous areas.

Disclosure of Invention

The utility model aims to overcome among the prior art can't realize providing a pipeline internal guide wheel carrier to the not enough of pulling of interior butt joint ware in the great pitch arc section pipeline of slope, technical scheme as follows:

the guide wheel frame comprises a bracket, a roller and a guide joint,

the bracket comprises a wheel half and a shaft cylinder, the shaft cylinder is positioned at the center of the guide wheel frame, a plurality of groups of webs are fixedly arranged between the shaft cylinder and the wheel half, and a plurality of pairs of lug plates are respectively fixed on the plurality of groups of webs;

the roller is fixed on the ear plate;

the guide joint penetrates through the inside of the shaft barrel, and two through holes are symmetrically formed in the guide joint.

Furthermore, the wheel comprises a plurality of groups of wheel halves which are fixed side by side, and the plurality of wheel halves are fixed through a plurality of groups of reinforcing plates.

The guide mechanism comprises a plurality of guide wheel frames and a traction zipper, and the traction zipper sequentially penetrates through each guide wheel frame and is connected with the inner aligning device.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

the utility model discloses a direction wheel carrier in pipeline simple structure, handsome in appearance, the operation of being convenient for, when pulling, pull the zip and can not interfere with the pipe wall, the practicality is strong.

Drawings

FIG. 1 is a structural diagram of a guide wheel frame in a pipeline of the present invention;

FIG. 2 is a block diagram of the stand of the present invention;

FIG. 3 is a schematic diagram of the operation of the guiding wheel frame in the pipeline of the present invention;

in the figure: 1-bracket, 11-wheel half, 12-shaft cylinder, 13-web plate, 131-opening, 14-lug plate, 15-reinforcing plate, 151-first through hole, 2-roller, 3-guide joint, 31-through hole, 4-traction zipper and 5-internal aligning device.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

As shown in fig. 1, the guide wheel frame comprises a bracket 1, a roller 2 and a guide joint 3,

as shown in fig. 2, the bracket 1 comprises a wheel half 11 and a shaft tube 12, the shaft tube 12 is positioned at the center of the guide wheel frame, 6 groups of webs 13 are fixedly arranged between the shaft tube 12 and the wheel half 11, and 6 pairs of ear plates 14 are respectively fixed on the 6 groups of webs 13;

the roller 2 is fixed on the ear plate 14;

the guide joint 3 is arranged in the shaft tube 12 in a penetrating way, and two through holes 31 are symmetrically formed in the guide joint 3.

In the present embodiment, specifically, two sets of wheel halves 11 fixed side by side are included, and the two wheel halves 11 are fixed by 6 sets of reinforcing plates 15.

In this embodiment, preferably, 6 sets of the reinforcing plates 15 are aligned with 6 pairs of the ear plates 14 in sequence.

The reinforcing plate 15 is provided with a first through hole 151.

The web 13 is provided with a plurality of openings 131. The opening 131 and the first through hole 151 in this embodiment are fabrication holes, which serve to reduce weight.

The roller 2 is fixed on the lug plate 14 through a pin shaft.

The guide mechanism comprises 4 guide wheel frames and a traction zipper 4, wherein the traction zipper 4 sequentially penetrates through each guide wheel frame and is connected with the inner aligning device 5.

In this embodiment, a traction winch fixed to the traction end of the traction zipper 4 is further included.

The traction zipper 4 is fixed in the shaft tube 12 of the guide wheel frame. Specifically, the traction fastener 4 is fixed on the axis of the guide wheel frame.

Example 2

the roller 2 is fixed on the ear plate 14;

Specifically, the wheel comprises 2 groups of wheel halves 11 fixed side by side, and the 2 wheel halves 11 are fixed through 6 groups of reinforcing plates 15.

In this embodiment, the web 13 preferably has 3 openings 131. The opening 131 in this embodiment is a fabrication hole, which serves to reduce weight.

In the present embodiment, the roller 2 is preferably fixed to the ear plate 14 by a pin.

The idler wheel 2 freely rotates around the pin shaft in the pipeline, the guide joint 3 is installed on the support 1 through a bolt, the guide joint 3 can be a ball hinge joint or a cross universal joint, and the guide joint 3 can freely rotate when stress is guaranteed.

The working principle is as follows:

as shown in fig. 3, when the traction operation is performed, the plurality of groups of guide wheel frames are placed in the pipeline, the four groups of guide wheel frames are connected through the traction cable, and the traction cable is connected with the inner butt joint device 5. The original arc line is changed into a polygon by the plurality of groups of guide wheel frames, so that the traction cable is not contacted with the pipe wall of the pipeline, and only the idler wheel 2 of the guide wheel frame is contacted with the pipe wall during traction. When the traction device is used, one end of the traction zipper 4 is connected with a traction winch (not shown in the figure), the other end of the traction zipper 4 is connected with the inner aligning device 5, and the traction cable between the guide wheel frames has certain tension under the combined action of the traction winch and the inner aligning device 5, so that the multiple groups of guide wheel frames are prevented from colliding with each other. The traction cable 4 is connected with two guide wheel frames and an inner butt joint device 5 in the pipeline, and two ends of the traction cable 4 are connected with guide joints 3 on the guide wheel frames, in the embodiment, the two ends of the traction cable 4 are fixed by pin shafts.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. The guide wheel carrier is characterized by comprising a bracket, a roller and a guide joint,

the bracket comprises a wheel half and a shaft cylinder, the shaft cylinder is positioned in the center of the guide wheel frame, a plurality of groups of webs are fixedly arranged between the shaft cylinder and the wheel half, and a plurality of pairs of lug plates are respectively fixed on the plurality of groups of webs;

the roller is fixed on the ear plate;

the guide joint penetrates through the shaft barrel, and two through holes are symmetrically formed in the guide joint.

2. The guide wheel carrier according to claim 1, comprising a plurality of sets of wheel halves secured side by side, a plurality of said wheel halves being secured therebetween by a plurality of sets of reinforcing plates.

3. The guide wheel carrier according to claim 2, wherein a plurality of sets of the reinforcing plates are sequentially aligned with a plurality of pairs of the lug plates.

4. The guide wheel carrier according to claim 2, wherein the reinforcing plate is provided with a first through hole.

5. The steering wheel frame of claim 1, wherein said web defines a plurality of openings.

6. The guide wheel carrier according to claim 1, wherein the roller is fixed to the lug plate by a pin.

7. The guide mechanism is characterized by comprising a plurality of guide wheel frames and a traction zipper, wherein the guide wheel frames and the traction zipper are arranged on any one of the plurality of guide wheel frames, and the traction zipper penetrates through each guide wheel frame in sequence and is connected with an inner butt connector.

8. The guide mechanism of claim 7, further comprising a towing winch secured to the towing end of the towing zipper.

9. The guide mechanism of claim 7, wherein the traction zipper is secured within a barrel of the guide wheel carriage.