CN215149019U

CN215149019U - Pipeline centering device

Info

Publication number: CN215149019U
Application number: CN202023080130.0U
Authority: CN
Inventors: 李凯旋; 韩军英; 袁事业
Original assignee: Hebei Huafeng Energy Technology Development Co Ltd
Current assignee: Hebei Huafeng Energy Technology Development Co Ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-12-14
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a pipeline centering device, including frame and sliding plate, be connected with fixed card leg and activity card leg in the frame, fixed card leg and activity card leg cooperation can be with this frame clamp on the pipeline, sliding connection has the slider in the frame, the slider can do the lateral sliding relative to the pipeline in the frame, still is connected with the alignment link in the frame, the alignment ring can do the swing relative to the frame on the alignment link; the sliding plate is provided with a long sliding chute, and the sliding block and the routing ring part on the rack can be simultaneously clamped into the long sliding chute, so that the rack assembled on the pipeline can move along the axial direction of the pipeline; wherein, the sliding plate is connected with a positioning pin shaft and can be rotationally connected with the pipeline through the positioning pin shaft. The utility model discloses can pass the marking tool and decide the wire loop and act on the pipeline to do under the drive of frame and remove for the axial direction of pipeline, so that look for the setting-out on the pipeline, and the precision of setting-out is high.

Description

Pipeline centering device

Technical Field

The utility model belongs to the technical field of the pipeline appurtenance is relevant, especially, relate to a pipeline is given a look for device.

Background

In the maintenance process of an enterprise, the pipeline is usually required to be centered and drawn, and the box ruler and the stone pen data are deviated, and the pipeline is required to be redrawn when some pipelines have required precision; especially, when the line is drawn and the hole is drilled on the pipeline, the line is not well drawn on the arc surface, and the line is difficult to reach the middle line when the hole is drilled in the centering process, so that the difficulty is increased for the maintenance, and the maintenance time is prolonged.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a pipeline centering device for solving the technical problems in the prior art.

The pipeline centering device comprises a rack and a sliding plate, wherein a fixed clamping leg and a movable clamping leg are connected to the rack, the fixed clamping leg is matched with the movable clamping leg to clamp the rack on a pipeline, a sliding block is connected to the rack in a sliding manner, the sliding block can slide on the rack transversely relative to the pipeline, a line-setting connecting frame is further connected to the rack, and a line-setting ring on the line-setting connecting frame can swing relative to the rack; the sliding plate is provided with a long sliding groove, and the upper sliding block of the rack and the routing ring part can be simultaneously clamped into the long sliding groove so that the rack assembled on the pipeline can move along the axial direction of the pipeline; the sliding plate is connected with a positioning pin shaft, and the sliding plate can be rotationally connected to the pipeline through the positioning pin shaft.

As an optimized scheme of the utility model, first spout has been seted up in the frame, activity card shank part is located in the first spout, and can follow the direction at first spout place do for the slip of frame.

As the utility model discloses a preferred scheme, be connected with the hand wheel in the frame, hand wheel part stretch into extremely in the first spout, just the hand wheel stretch into extremely part in the first spout can support by in activity card leg, in order to restrict activity card leg is towards keeping away from the direction of fixing the card leg removes.

As the utility model discloses a preferred scheme, the second spout has been seted up in the frame, the second spout is on a parallel with first spout sets up, just the slider part sets up with sliding in the second spout.

As the preferred embodiment of the present invention, the alignment connecting frame further comprises a first connecting rod and a second connecting rod respectively rotatably connected to the alignment ring, the first connecting rod is kept away from the one end of the alignment ring and is hinged to the frame, and the second connecting rod is kept away from the one end of the alignment ring and is hinged to the movable clamping leg.

As the preferred embodiment of the present invention, the sliding block is disposed on the sliding plate, and the portion of the sliding plate inside the long sliding groove is disposed in a square structure, and is in clearance fit with the groove wall of the long sliding groove on the sliding plate.

As the preferred scheme of the utility model, the pipeline is looked for the device and is still included spacing clamp plate, spacing clamp plate connect in the slider, in order to incite somebody to action the sliding plate is spacing on the slider.

As the utility model discloses an optimized scheme, set up threaded hole on the slider, set up on the spacing clamp plate match in the through-hole of screw hole, spacing clamp plate with running through between the slider through-hole and spiro union in the bolt of screw hole is connected fixedly.

As a preferred embodiment of the present invention, the positioning pin is vertically fixed on the sliding plate.

As the preferred scheme of the utility model, the positioning pin axle sets up on the central line of the long spout on the sliding plate.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model provides a device is looked into to pipeline, utilize the fixing clip leg to press from both sides the frame tightly on the pipeline with the activity card leg, it is spacing each other between long spout and the frame top shoe on the sliding plate to recombine, so that the frame can only remove along the axial direction of pipeline, make this device during operation is looked into to pipeline, can pass the stationary wire ring with marking tool and act on the pipeline, and make under the drive of frame and remove for the axial direction of pipeline, so that look for the setting-out on the pipeline, and the precision of setting-out is high, and then the maintenance of the pipeline of being convenient for, and shorten repair time.

Drawings

Fig. 1 is a schematic structural view of a pipe centering device according to an embodiment of the present invention during operation.

Fig. 2 is a schematic structural diagram of the middle frame of the present invention.

Fig. 3 is a schematic structural view of another view angle of the middle frame according to the present invention.

Fig. 4 is a schematic structural view of the sliding plate of the present invention.

10, a frame; 11. fixing the clamping legs; 12. movable clamping legs; 13. a slider; 131. a threaded hole; 14. a line-defining connecting frame; 141. a wire fixing ring; 142. a first link; 143. a second link; 15. a handwheel wheel; 20. a sliding plate; 21. a long chute; 22. positioning a pin shaft; 30. a limiting pressure plate; 31. a through hole; 101. a first chute; 102. a second chute; 200. a pipeline.

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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The utility model discloses device is looked for to pipeline for look for the setting-out to pipeline 200, draw the line parallel with the centre of a circle line of pipeline 200 at the pipe wall of pipeline 200.

Referring to fig. 1 to 4, a pipe centering device according to an embodiment of the present invention includes a frame 10 and a sliding plate 20.

In the present embodiment, the rack 10 of the present embodiment is connected with a fixed clip leg 11 and a movable clip leg 12, and the fixed clip leg 11 and the movable clip leg 12 cooperate to clamp the rack 10 on the pipeline 200;

wherein, a slide block 13 is connected on the frame 10 in a sliding way, and the slide block 13 can slide on the frame 10 transversely relative to the pipeline 200; a wire-fixing link 14 is connected to the frame 10, and the wire-fixing ring 141 of the wire-fixing link 14 can swing with respect to the frame 10. The sliding plate 20 of the present embodiment is provided with a long chute 21, and the slider 13 and the stationary wire ring 141 of the frame 10 can be simultaneously inserted into the long chute 21, so that the frame 10 assembled to the pipeline 200 can move in the axial direction of the pipeline 200;

wherein the sliding plate 20 is connected with a positioning pin 22, and the sliding plate 20 can be rotatably connected to the pipeline 200 through the positioning pin 22.

It can be understood that, when the pipeline centering device works, the radial limit between the rack 10 clamped on the pipeline 200 and the pipeline 200 is realized by the abutting fit between the long sliding groove 21 on the sliding plate 20 and the sliding block 13 and the swinging connection between the sliding plate 20 and the pipeline 200, so that the rack 10 can only move on the pipeline 200 along the axial direction of the pipeline 200, and further the alignment ring 141 on the alignment connecting frame 14 moves along the axial direction of the pipeline 200, so that when the pipeline centering device works, a line drawing tool can be inserted into the alignment ring 141 and can move axially relative to the pipeline 200 under the driving of the rack 10.

The frame 10 of the present embodiment is provided with a first sliding slot 101, and the movable clamping leg 12 is partially disposed in the first sliding slot 101 and can slide relative to the frame 10 along the direction of the first sliding slot 101, so as to realize the sliding of the movable clamping leg 12 on the frame 10.

In the present embodiment, the rack 10 of the present embodiment is connected to a hand wheel 15, a part of the hand wheel 15 extends into the first sliding slot 101, and a part of the hand wheel 15 extending into the first sliding slot 101 can abut against the movable clamping leg 12 to limit the movable clamping leg 12 from moving in a direction away from the fixed clamping leg 11. That is, in the present embodiment, the hand wheel 15 is used to limit the position of the movable catch 12 on the frame 10. Of course, it should be noted that the limitation of the movable clamping leg 12 on the frame 10 in the present embodiment is not limited to that shown in the drawings, and it is obvious to those skilled in the art that other external limitation clamping blocks may be used to limit the movable clamping leg 12 on the frame 10, and therefore, the description is not provided herein.

The frame 10 of the present embodiment is provided with a second sliding slot 102, the second sliding slot 102 is parallel to the first sliding slot 101, and the sliding block 13 is partially slidably disposed in the second sliding slot 102, so as to realize the sliding connection of the sliding block 13 on the frame 10.

The alignment connecting frame 14 of the present embodiment further includes a first link 142 and a second link 143 rotatably connected to the alignment ring 141, respectively, wherein the first link 142 is hinged to the frame 10 at an end away from the alignment ring 141, and the second link 143 is hinged to the movable clamping leg 12 at an end away from the alignment ring 141.

In the present embodiment, the portion of the slider 13 of the present embodiment provided in the long slide groove 21 of the slide plate 20 has a square structure, and is in clearance fit with the groove wall of the long slide groove 21 of the slide plate 20, thereby improving the stability of the contact fit between the slider 13 and the slide plate 20.

As the preferred embodiment of the present invention, the pipeline centering device of this embodiment further includes a limiting pressure plate 30, the limiting pressure plate 30 is connected to the slider 13, so as to limit the sliding plate 20 on the slider 13, so as to further improve the stability of the assembly between the long sliding grooves 21 on the slider 13 and the sliding plate 20, and prevent the frame 10 from shifting along the axial direction of the pipeline 200, and the sliding plate 20 and the slider 13 shift in the radial direction of the pipeline 200.

Specifically, the slider 13 of the present embodiment is provided with a threaded hole 131, the limit pressure plate 30 is provided with a through hole 31 matching with the threaded hole 131, and the limit pressure plate 30 and the slider 13 are connected and fixed by a bolt (not shown) penetrating through the through hole 31 and screwed into the threaded hole 131.

The positioning pin 22 of the present embodiment is vertically fixed to the slide plate 20. Of course, it should be noted that the positioning pin 22 and the sliding plate 20 are not limited to be an integral structure, and it is obvious to those skilled in the art that the positioning pin 22 and the sliding plate 20 can be a split structure.

In addition, the positioning pin 22 of the present embodiment is provided on the center line of the long slide groove 21 of the slide plate 20.

To sum up, the utility model provides a pipeline centering device utilizes fixed card leg and activity card leg to press from both sides the frame tightly on the pipeline, it is spacing each other between long spout and the frame top shoe on the sliding plate to recombine, so that the frame can only remove along the axial direction of pipeline, make this pipeline centering device during operation, can pass the marking tool and decide the wire loop and act on the pipeline, and do under the drive of frame and remove for the axial direction of pipeline, so that be convenient for find the setting-out on the pipeline, and the precision of setting-out is high, and then the maintenance of the pipeline of being convenient for, and shorten the repair time.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A pipeline centering device is characterized by comprising a rack and a sliding plate, wherein a fixed clamping leg and a movable clamping leg are connected to the rack, the fixed clamping leg is matched with the movable clamping leg to clamp the rack on a pipeline, a sliding block is connected to the rack in a sliding manner, the sliding block can slide on the rack transversely relative to the pipeline, a line-setting connecting frame is further connected to the rack, and a line-setting ring on the line-setting connecting frame can swing relative to the rack; the sliding plate is provided with a long sliding groove, and the upper sliding block of the rack and the routing ring part can be simultaneously clamped into the long sliding groove so that the rack assembled on the pipeline can move along the axial direction of the pipeline; the sliding plate is connected with a positioning pin shaft, and the sliding plate can be rotationally connected to the pipeline through the positioning pin shaft.

2. The pipeline centering device according to claim 1, wherein the frame is provided with a first sliding groove, and the movable clamping leg portion is disposed in the first sliding groove and can slide relative to the frame along a direction of the first sliding groove.

3. The pipeline centering device according to claim 2, wherein a hand wheel is connected to the frame, a portion of the hand wheel extends into the first sliding groove, and a portion of the hand wheel extending into the first sliding groove can abut against the movable clamping leg to limit the movable clamping leg from moving in a direction away from the fixed clamping leg.

4. The pipeline centering device of claim 2, wherein a second sliding groove is formed in the frame, the second sliding groove is parallel to the first sliding groove, and the sliding block is partially slidably disposed in the second sliding groove.

5. The pipe centering device of claim 2 wherein said alignment coupler yoke further comprises a first link and a second link pivotally connected to said alignment ring, respectively, said first link being hingedly connected to said frame at an end remote from said alignment ring and said second link being hingedly connected to said movable clamp leg at an end remote from said alignment ring.

6. The pipeline centering device as claimed in claim 1, wherein the sliding block is disposed in the sliding plate and has a square structure, and is in clearance fit with the wall of the sliding plate.

7. The pipe centering device of claim 6, further comprising a limiting pressure plate connected to said sliding block to limit said sliding plate on said sliding block.

8. The pipeline centering device as claimed in claim 7, wherein the sliding block is provided with a threaded hole, the limiting pressure plate is provided with a through hole matched with the threaded hole, and the limiting pressure plate and the sliding block are connected and fixed by a bolt penetrating through the through hole and screwed with the threaded hole.

9. The pipe centering device of claim 1, wherein said positioning pin is vertically fixed to said sliding plate.

10. The pipe centering device of claim 1, wherein the positioning pin is disposed on a center line of the long sliding groove of the sliding plate.