1. The utility model provides a pipeline assembly detection device which characterized in that, includes multiunit gimbal mechanism, every group gimbal mechanism includes:

a stationary bracket assembly, the stationary bracket assembly comprising: the supporting device comprises a pair of connecting plates arranged oppositely and in parallel and a plurality of supporting rods, wherein each connecting plate is an arc-shaped connecting plate, the connecting plates are sequentially spliced to form an annular fixed support, the supporting rods are arranged at equal intervals, and two ends of each supporting rod are respectively connected with the two connecting plates;

at least one pair of centering assemblies, wherein each pair of centering assemblies is oppositely arranged and is respectively arranged on the connecting plate, and part of the centering assemblies penetrates through the connecting plate.

2. The pipe assembly detecting device according to claim 1, wherein each of the connecting plates has a first groove at one end thereof and a protrusion at the other end thereof, and the protrusion of each of the connecting plates is inserted into the first groove of the adjacent connecting plate.

3. The pipe assembly testing device of claim 2, wherein the stationary bracket assembly further comprises a connecting member inserted into a groove wall of the first groove and the protrusion.

4. The pipe assembly detection device of claim 1, wherein each centering assembly comprises a centering member, an adjustment portion of the centering member is located on an outer arc surface of the connection plate, and a screw portion of the centering member extends through the connection plate, wherein the adjustment portion is in threaded connection with the screw portion.

5. The pipe assembly detection device of claim 4, wherein the screw-in portion is provided with a scale.

6. The pipe assembly testing device of claim 5, wherein each of said centering assemblies further comprises a spacer removably coupled to said threaded portion.

7. The pipe assembly testing device of claim 1, further comprising a measuring assembly disposed on any of said support rods of each set of said stationary bracket assemblies.

8. The pipe assembly testing device of claim 7, wherein said measuring assembly includes a gauge disposed on said support rod.

9. The pipe assembly testing device of claim 8, wherein the measuring assembly further comprises a fixture, the support rod is provided with a second groove, the measuring device is disposed in the second groove, and the measuring device is connected to the support rod through the fixture.

Background

The pipeline assembly is to weld two pipelines to be welded in a centering way, so that the axes of the two pipelines are ensured to be positioned on the same straight line. In the use process of the nuclear power pipeline, if eccentricity exists during the assembly of the pipeline, the safety coefficient of the pipeline is reduced, and the harmfulness of the pipeline is high. In the existing pipeline assembling process, centering is usually recognized by naked eyes of operators, and the centering precision is poor.

Disclosure of Invention

The invention provides a pipeline assembly detection device, which is used for solving the defect of poor centering precision in pipeline assembly in the prior art.

The invention provides a pipeline assembly detection device, which comprises a plurality of groups of support mechanisms, wherein each group of support mechanisms comprises: a stationary bracket assembly, the stationary bracket assembly comprising: the supporting device comprises a pair of connecting plates arranged oppositely and in parallel and a plurality of supporting rods, wherein each connecting plate is an arc-shaped connecting plate, the connecting plates are sequentially spliced to form an annular fixed support, the supporting rods are arranged at equal intervals, and two ends of each supporting rod are respectively connected with the two connecting plates; at least one pair of centering assemblies, wherein each pair of centering assemblies is oppositely arranged and is respectively arranged on the connecting plate, and part of the centering assemblies penetrates through the connecting plate.

According to the pipeline assembly detection device provided by the invention, one end of each connecting plate is provided with a first groove, the other end of each connecting plate is provided with a bulge, and the bulge of each connecting plate is inserted into the first groove of the adjacent connecting plate.

According to the pipeline assembly detection device provided by the invention, the fixing bracket assembly further comprises a connecting piece, and the connecting piece is inserted into the groove wall of the first groove and the protrusion.

According to the pipeline assembly detection device provided by the invention, each centering component comprises a centering piece, an adjusting part of the centering piece is positioned on the outer arc surface of the connecting plate, and a screwing part of the centering piece penetrates through the connecting plate, wherein the adjusting part is in threaded connection with the screwing part.

According to the pipeline assembly detection device provided by the invention, the screwing part is provided with scales.

According to the pipeline assembly detection device provided by the invention, each centering component further comprises a cushion block, and the cushion block is detachably connected with the screwing part.

The pipeline assembly detection device further comprises a measuring assembly, and the measuring assembly is arranged on any supporting rod of each group of fixing bracket assemblies.

According to the pipeline assembly detection device provided by the invention, the measuring assembly comprises a measurer, and the measurer is arranged on the supporting rod.

According to the pipeline assembly detection device provided by the invention, the measuring assembly further comprises a fixing piece, the supporting rod is provided with a second groove, the measurer is arranged in the second groove, and the measurer is connected with the supporting rod through the fixing piece.

According to the pipeline assembly detection device provided by the invention, the plurality of groups of fixing support assemblies are arranged, the plurality of groups of fixing support assemblies can be arranged outside two pipelines to be assembled in a surrounding manner after being spliced, each fixing support assembly is provided with the centering assembly, and the centering assemblies are used for adjusting the relative positions of the two pipelines, so that the pipeline centering precision is greatly improved, and meanwhile, the production efficiency is also improved.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a pipeline assembly detection device provided by the present invention;

FIG. 2 is a side view of a pipeline assembly testing apparatus provided by the present invention;

FIG. 3 is a front view of the centering member shown in FIGS. 1 and 2;

FIG. 4 is a side view of the centering member shown in FIGS. 1 and 2;

FIG. 5 is a schematic structural view of the measurement assembly shown in FIG. 2;

reference numerals:

10: a connecting plate; 11: a protrusion; 12: a connecting member;

13: a support bar; 20: a centering member; 21: an adjustment section;

22: a screw-in part; 23: cushion blocks; 30: a measurer;

31: a second groove; 32: a fixing member; 100: and an annular fixed support.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The features of the terms first and second in the description and in the claims of the invention may explicitly or implicitly include one or more of these features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The pipe assembly inspection device of the present invention is described below with reference to fig. 1 to 5.

In one embodiment of the present invention, as shown in fig. 1, a pipe assembly inspection device includes a plurality of sets of carriage mechanisms, each set of carriage mechanisms including: a stationary bracket assembly and at least one pair of centering assemblies. The fixed bracket component comprises a pair of opposite and parallel connecting plates 10 and a plurality of supporting rods 13, wherein each connecting plate 10 is a circular arc-shaped connecting plate, the connecting plates 10 are sequentially spliced to form an annular fixed bracket 100, the supporting rods 13 are arranged at equal intervals, and two ends of each supporting rod 13 are respectively connected with the two connecting plates 10. Each pair of centering assemblies is oppositely arranged and respectively arranged on the connecting plate 10, and part of the centering assemblies penetrates through the connecting plate 10.

Specifically, the plurality of sets of support mechanisms may be two, three or more sets depending on the diameter of the pipes to be assembled. In one embodiment of the invention, optionally, the number of sets of support means is two.

Each group of support mechanisms comprises a fixed support assembly which comprises a connecting plate 10 and a supporting rod 13. The two connecting plates 10 are oppositely and parallelly arranged, the plurality of supporting rods 13 are arranged in the middle of the two connecting plates 10, and two ends of each supporting rod 13 are respectively connected with the two connecting plates 10, so that the connecting plates 10 and the supporting rods 13 form an integral structure. A plurality of the connecting plates 10 of the integral structure are sequentially spliced to form the annular fixing bracket 100. When the pipe group is assembled, the two pipelines are aligned, then the plurality of fixing bracket assemblies are arranged outside the two pipelines in an enclosing mode, and then the connecting plates 10 of the plurality of fixing bracket assemblies are spliced together to enable the annular fixing bracket 100 to be arranged outside the pipelines in an enclosing mode.

Further, a plurality of connecting plates 10 can be spliced in a clamping manner, and also can be spliced in a bolt fixing manner after being lapped.

The centering assemblies are oppositely arranged on the two connecting plates 10, and at least one centering assembly is arranged on each connecting plate 10 and used for adjusting the relative positions of the pipelines so that the central lines of the two pipelines are positioned on the same straight line.

A portion of the centering assembly extends through the connection plate 10 and the distance between the portion located between the connection plate 10 and the pipe is adjusted to center the two pipes to be assembled. Specifically, according to the internal diameter of annular fixed bolster 100, and the external diameter of pipeline, can calculate the distance between annular fixed bolster 100 inner wall and the pipeline outer wall, the length that is located the part between connecting plate 10 and the pipeline of every centering subassembly sets up to this distance, the centering subassembly that is located on two connecting plates 10 promotes different pipelines respectively and removes, when every centering subassembly all contacted with the pipeline, the center of explanation annular fixed bolster 100 was located same straight line with the center of pipeline, and at this moment, the center of two pipelines also is located same straight line, has realized the centering of pipeline and has adjusted.

Further, when the pipes are assembled, the two connecting plates 10 are respectively positioned at the outer parts of the two pipes, and the centering assemblies on the two connecting plates 10 are respectively used for adjusting the positions of different pipes. Further, if the diameter of the pipe is large, in order to further improve the centering precision, a plurality of centering assemblies can be arranged on each connecting plate 10, so that the position of the pipe can be adjusted in multiple directions and angles. Alternatively, in one embodiment of the invention, three centering assemblies are provided on each connecting plate 10, i.e., each stationary bracket assembly comprises 6 centering assemblies.

Further, the centering subassembly can include the regulating part, and the one end of regulating part runs through connecting plate 10, and the other end is located the outside of annular fixed bolster 100, adjusts the inside length of regulating part stretching into annular fixed bolster 100, and when every regulating part stretches into the inside length of annular fixed bolster 100 and equal and every regulating part all contacts with the pipeline outer wall, centering when having realized the pipeline equipment promptly.

According to the pipeline assembly detection device provided by the embodiment of the invention, the plurality of groups of fixing support assemblies are arranged, the plurality of groups of fixing support assemblies can be arranged outside two pipelines to be assembled in a surrounding manner after being spliced, each fixing support assembly is provided with the centering assembly, and the centering assemblies are used for adjusting the relative positions of the two pipelines, so that the pipeline centering precision is greatly improved, and meanwhile, the production efficiency is also improved.

As shown in fig. 1 and 2, in one embodiment of the present invention, one end of each connecting plate 10 is provided with a first groove, the other end is provided with a protrusion 11, the protrusion 11 is adapted to the first groove, and the protrusion 11 of each connecting plate 10 is inserted into the first groove of the adjacent connecting plate 10.

Specifically, when a plurality of connection plates 10 are connected, the protrusion 11 of a first connection plate 10 is inserted into the first groove of a second connection plate 10, and the protrusion of the second connection plate 10 is sequentially inserted into the first groove of the next connection plate 10, so that the plurality of connection plates 10 are spliced into the ring-shaped fixing bracket 100.

Further, in one embodiment of the present invention, the stationary bracket assembly further includes a connector 12. Specifically, a through hole is formed in the groove wall of the first groove, a through hole is also formed in the protrusion 11, and the connecting piece 12 penetrates through the through hole in the groove wall and the through hole in the protrusion 11 to fix the two connecting plates 10 together, so that the two connecting plates 10 are fastened. Alternatively, in one embodiment of the present invention, the connector 12 may be a bolt.

As shown in fig. 1 and 2, each centering assembly comprises a centering member 20, an adjusting portion 21 of the centering member 20 is located on an outer arc surface of the connecting plate 10, a screw-in portion 22 of the centering member 20 penetrates through the connecting plate 10, and the adjusting portion 21 is in threaded connection with the screw-in portion 22.

Specifically, in the present embodiment, the adjusting portion 21 of the centering member 20 is located on the outer arc surface of the connecting plate 10, that is, after a plurality of connecting plates 10 are spliced into the annular fixing bracket 100, the adjusting portion 21 is located on the outer side of the annular fixing bracket 100, and the screwing portion 22 penetrates through the connecting plates 10 and extends into the inner side of the annular fixing bracket 100. The rotation adjusting portion 21 can drive the length of the screwing portion 22 extending into the annular fixing support 100 to be extended or shortened, when the length of the screwing portions 22 extending into the annular fixing support 100 is equal, and when the screwing portions 22 are in contact with the outer wall of the pipeline, the two pipelines are centered.

Further, in an embodiment of the present invention, the centering member 20 may be an adjusting bolt, and rotating a nut of the adjusting bolt may extend or shorten a length of a screw of the adjusting bolt extending into the annular fixing bracket 100.

Further, as shown in fig. 3 and 4, the screwing part 22 of the centering member 20 is provided with a scale so as to adjust the length of the screwing part 22 extending into the annular fixing bracket 100 to be equal, thereby realizing quantitative and precise adjustment.

In one embodiment of the invention, as shown in fig. 1, each centering assembly further comprises a spacer 23, the spacer 23 being connected to the screw portion 22 of the centering member 20.

Specifically, the spacer 23 is detachably connected to the screw 22. When the diameter of the pipeline to be assembled is larger, the screw-in part 22 of the centering piece 20 is connected with the cushion block 23, so that the cushion block 23 is contacted with the outer wall of the pipeline, and the stability of the pipeline during assembly can be improved.

As shown in fig. 2, in an embodiment of the present invention, the pipeline assembly detection apparatus further includes a measuring component, the measuring component is disposed on any supporting rod 13 of each set of fixed bracket components, the measuring component is configured to measure the joint of the pipeline after the centering component centers two pipelines to be assembled, and if the measured data of the joint meets the requirements of the relevant parameters of pipeline assembly, the positions in the pipeline pairs are welded; and if the data measured at the joint does not meet the requirements of the relevant parameters of the pipeline assembly, adjusting the relative positions of the two pipelines again according to the measurement result, then performing spot welding on the joint of the pipelines, and measuring the assembly parameters again after the spot welding.

In one embodiment of the invention, the measuring assembly comprises a measuring device 30, the measuring device 30 being arranged on the support bar 13.

Specifically, during the pipe assembly detection, the joint of two pipes is located between two oppositely arranged connecting plates 10, and the measuring device 30 is mounted on the supporting rod 13, so that the measuring device 30 can be located at the joint of the two pipes, and the centering result of the pipes can be measured.

Further, as shown in fig. 5, the measuring assembly further includes a fixing member 32. The support bar 13 is provided with a second groove 31, and the measurer 30 is disposed in the second groove 31 and connected to the support bar 13 by a fixing member 32. When the pipe centering result is measured, the fixing part 32 can be unscrewed, the measurer 30 is screwed out from the second groove 31, and the measurer 30 is rotated by 90 degrees and then is in a mutually perpendicular state with the support rod 13, so that the pipe centering position can be measured. After the measurement is finished, the measuring device 30 may be rotated back to the position of the second recess 31 and the fixing member 32 may be tightened to fix the measuring device 30 in the second recess 31, so as to prevent the measuring device 30 from being damaged when not in use.

The pipeline assembly detection device provided by the embodiment of the invention can measure and adjust the assembly result in real time in the pipeline assembly process, so that the pipeline assembly work is simple and convenient, and the assembly efficiency is improved. Meanwhile, the pipeline assembly detection device provided by the embodiment of the invention can protect the measurer by arranging the measurer in the supporting rod.

The working process of the pipeline assembly detection device provided by the invention is described in detail below by taking the embodiment shown in fig. 1 as an example.

When the pipeline assembly detection device provided by the embodiment of the invention is used, the connecting plates 10 of the two fixing bracket assemblies are spliced outside the two pipelines to be aligned. The protrusion 11 of the connecting plate 10 is inserted into the first groove, and then the connecting plate 10 is firmly fixed by using the connecting member 12.

In the embodiment, the pipe joint comprises 4 connecting plates 10, every two connecting plates 10 are spliced to form a ring-shaped structure, and the two ring-shaped structures are respectively positioned outside the two pipes. There are 6 centring assemblies arranged on one ring structure, each 6 centring members 20 being used to adjust the position of one pipe. Further, whether a cushion block 23 needs to be added or not is determined according to the pipe diameter, if the diameter of the pipeline is large, the cushion block 23 is connected with the screwing part 22 of the centering member 20, the length of the 12 screwing parts 22 extending into the annular fixing support 100 is adjusted quantitatively, the lengths are equal, the 12 cushion blocks 23 are all in contact with the outer wall of the pipeline, and at the moment, the center of the annular fixing support 100 and the centers of the two pipelines are located on the same straight line. Unscrewing mounting 32, unscrewing caliber 30 by second recess 31, according to caliber 30's measured data, carrying out position control to the pipeline, until satisfying the relevant parameter requirement of pipeline equipment, fastening 12 centering members 20, ensure locking the centering pipeline, can not produce the displacement, then carry out the spot welding group to the pipeline and right, measure the equipment parameter once more. And (4) after the measurement result meets the requirements of the relevant parameters of the pipeline assembly, dismounting the pipeline assembly detection device, and then welding and assembling the pipeline.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.