CN216246948U

CN216246948U - Gas pipeline welding residual stress detection device

Info

Publication number: CN216246948U
Application number: CN202122829672.1U
Authority: CN
Inventors: 徐涛龙; 马晓玲
Original assignee: Southwest Petroleum University
Current assignee: Southwest Petroleum University
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a gas transmission pipeline welding residual stress detection device which comprises a first curved plate, wherein a lifting structure is arranged at the top of the outer side of the first curved plate, the lifting structure comprises a first square plate, a screw rod, a rotating rod, a second square plate and a second curved plate, the inner side of the first square plate is connected with the top of the outer side of the first curved plate in a welding mode, and the top of the first square plate is rotatably connected with the bottom of the screw rod. This gas transmission pipeline welding residual stress detection device, and then make the second square plate drive the second bent plate rebound, then pass the inside of two bent plates with the pipeline, change direct grafting form, avoid taking place to collide with, prevent that the detector from damaging, ensure normal use, cooperation second slider supports the connecting plate tightly, the installation of completion device, the connection gap problem has been solved, prevent to take place to rock, the practicality has been improved, make the bent plate break away from the display, take off the display afterwards can, the dismantlement installation is simple, the use degree of difficulty has been reduced, convenient to popularize and use.

Description

Gas pipeline welding residual stress detection device

Technical Field

The utility model relates to the technical field of a gas pipeline welding residual stress detection device, in particular to a gas pipeline welding residual stress detection device.

Background

Welding residual stress means that the welding receives the internal stress that remains in welded structure that the restraint produced because of warping in the welding hot process, and current gas transmission pipeline welding residual stress detection device is when using, and for the pipeline grafting takes place to collide with easily, lead to the detector to damage, influences normal use to there is the gap in the device connection, can take place to rock in the removal, has reduced the practicality, and the installation of simultaneous display is dismantled trouble, has increased the use degree of difficulty, is not conform to modern's user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gas pipeline welding residual stress detection device, which aims to solve the problems that the conventional gas pipeline welding residual stress detection device is easy to collide during the insertion of a pipeline, so that a detector is damaged and the normal use is influenced in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a gas transmission pipeline welding residual stress detection device comprises a first curved plate, wherein a lifting structure is arranged at the top of the outer side of the first curved plate;

the lifting structure comprises a first square plate, a screw rod, a rotating rod, a second square plate and a second curved plate;

the inboard of first square slab links to each other with the outside top welding of first bent plate, the top of first square slab rotates with the bottom of screw rod and links to each other, the top of screw rod links to each other with the bottom welding of bull stick, the outer wall of screw rod and the inner wall threaded connection of second square slab, the inboard of second square slab links to each other with the outside welding of second bent plate.

Preferably, the detector is fixedly connected to the inner sides of the first curved plate and the second curved plate, and the front side and the rear side of the first curved plate are welded with the curved rods.

Preferably, a bottom plate is welded at the bottom of the first curved plate, a second sliding block is welded on the outer side of the bottom plate, and a sliding structure is installed at the bottom of the first curved plate;

the sliding structure comprises a convex plate, a vertical rod, a first sliding block and a spring;

the top of flange links to each other with the bottom welding of bottom plate, the top outside of flange and the outer wall clearance fit of montant, the top of montant links to each other with the bottom outside welding of first slider, the outer wall of montant cup joints with the inner wall of spring mutually, the outside of spring is respectively with the bottom of first slider and the top outside looks rigid coupling of flange.

Preferably, the top of the second curved plate is welded with a top plate, the left side of the top plate is welded with a baffle, and the right side of the baffle is tightly abutted to a display.

Preferably, a fixing structure is installed on the right side of the top plate;

the fixing structure comprises a bolt, a sleeve plate, a bent rod and a bent plate;

the bottom of bolt rotates with the top right side of roof and links to each other, the outer wall of bolt and the inner wall threaded connection of lagging, the front of lagging links to each other with the rear end face outside welding of curved bar, the rear end face inboard of curved bar and the positive slip joint of bent plate, the bottom of bent plate and the top slip joint of roof, the inboard of bent plate offsets tightly with the outer wall right side of display.

Compared with the prior art, the utility model has the beneficial effects that: according to the gas transmission pipeline welding residual stress detection device, the screw rod is driven to rotate through the lifting structure rotating rod, so that the second square plate drives the second curved plate to move upwards, then the pipeline penetrates through the interiors of the two curved plates, the direct insertion mode is changed, collision is avoided, the detector is prevented from being damaged, and normal use is ensured;

the vertical rod is subsequently loosened in the sliding structure, the spring provides elasticity to enable the first sliding block to move upwards, and the spring is matched with the second sliding block to tightly support the connecting plate, so that the device is mounted, the problem of a connecting gap is solved, shaking is prevented, and the practicability is improved;

through rotating the bolt in the fixed knot structure, drive the lagging upward movement, the lagging cooperation curved bar of removal drives the bent plate and moves to the outside, makes the bent plate break away from the display, afterwards with the display take off can, the dismantlement installation is simple, has reduced the use degree of difficulty, convenient to popularize and use.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the first square plate, the screw and the rotary rod in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the convex plate, the vertical rod and the first sliding block in FIG. 1;

fig. 4 is a schematic view showing a connection structure of the bolt, the sleeve plate and the crank in fig. 1.

In the figure: 1. the device comprises a first curved plate, 2, a lifting structure, 201, a first square plate, 202, a screw rod, 203, a rotating rod, 204, a second square plate, 205, a second curved plate, 3, a sliding structure, 301, a convex plate, 302, a vertical rod, 303, a first sliding block, 304, a spring, 4, a fixing structure, 401, a bolt, 402, a sleeve plate, 403, a curved rod, 404, a curved plate, 5, a detector, 6, a curved rod, 7, a bottom plate, 8, a top plate, 9, a baffle plate, 10, a display, 11 and a second sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a gas transmission pipeline welding residual stress detection device comprises a first curved plate 1, a lifting structure 2 is arranged at the top of the outer side of the first curved plate 1, the lifting structure 2 comprises a first square plate 201 and a screw 202, the detector comprises a rotating rod 203, a second square plate 204 and a second curved plate 205, wherein the inner side of the first square plate 201 is welded and connected with the top of the outer side of the first curved plate 1, the top of the first square plate 201 is rotationally connected with the bottom of a screw 202, the screw 202 is stressed to rotate through a bearing at the top of the first square plate 201, the top of the screw 202 is welded and connected with the bottom of the rotating rod 203, the rotating rod 203 is convenient to drive the screw 202 to rotate, the outer wall of the screw 202 is in threaded connection with the inner wall of the second square plate 204, the inner side of the second square plate 204 is welded and connected with the outer side of the second curved plate 205, detectors 5 are fixedly connected to the inner sides of the first curved plate 1 and the second curved plate 205, the detectors 5 are JY-C20 in type, and the bent rods 6 are welded to the front side and the rear side of the first curved plate 1.

The bottom of the first curved plate 1 is welded with a bottom plate 7, the bottom outer side of the bottom plate 7 is welded with a second sliding block 11, the bottom of the first curved plate 1 is provided with a sliding structure 3, the sliding structure 3 comprises a convex plate 301, a vertical rod 302, a first sliding block 303 and a spring 304, the top of the convex plate 301 is welded with the bottom of the bottom plate 7, the top outer side of the convex plate 301 is in clearance fit with the outer wall of the vertical rod 302, the vertical rod 302 is stressed to move up and down through the top outer side of the convex plate 301, the top of the vertical rod 302 is welded with the bottom outer side of the first sliding block 303, the outer wall of the vertical rod 302 is sleeved with the inner wall of the spring 304, the outer side of the spring 304 is respectively fixedly connected with the bottom of the first sliding block 303 and the top outer side of the convex plate 301, the first sliding block is stressed to move and then rebounded through the elasticity of the spring 304, the top of the second curved plate 205 is welded with a top plate 8, the baffle 9 is welded on the left side of the top plate 8, the right side of the baffle 9 is tightly abutted with a display 10, the display 10 and the detector 5 are of adult equipment type JY-C20, a fixing structure 4 is installed on the right side of the top plate 8, the fixing structure 4 comprises a bolt 401, a sleeve plate 402, a curved rod 403 and a bent plate 404, the bottom of the bolt 401 is rotatably connected with the right side of the top plate 8, the bolt 401 is stressed to rotate through a bearing on the right side of the top plate 8, the outer wall of the bolt 401 is in threaded connection with the inner wall of the sleeve plate 402, the front face of the sleeve plate 402 is connected with the outer side of the rear end face of the curved rod 403 in a welding mode, the inner side of the rear end face of the curved rod 403 is in sliding clamping connection with the front face of the bent plate 404, the curved rod 403 is stressed to slide up and down through a sliding groove in the front face of the bent plate 404, the bottom of the bent plate 404 is in sliding clamping connection with the top of the top plate 8, the bent plate 404 is stressed to slide left and right through the top of the top plate 8, and the inner side of the bent plate 404 is abutted against the right side of the outer wall of the display 10.

In this example, when the device is used, the outer side of the bottom plate 7 is now attached to the connecting plate through the second slider 11, then the vertical rod 302 is loosened, the spring 304 provides elastic force to move the first slider 303 upwards, the connecting plate is tightly abutted by the second slider 11, the device is installed, then the rotating rod 203 drives the screw 202 to rotate, further the second square plate 204 drives the second curved plate 205 to move upwards, then the pipeline passes through the inside of the two curved plates, the bottom of the pipeline is attached to the top of the curved rod 6, then the rotating rod 203 is rotated reversely, the second square plate 204 drives the second curved plate 205 to move downwards, the detector 5 meets the detection position, then the lead on the front side of the detector 5 is connected with the front side of the display 10, the detector 5 is started to detect the stress of the pipeline welding position, data is transmitted to the display 10 through the lead, when the display 10 is maintained, the bolt 401 is rotated to drive the sleeve plate 402 to move upwards, the moving sleeve plate 402 cooperates with the curved rod 403 to drive the curved plate 404 to move outwards, so that the curved plate 404 is separated from the display 10, and then the display 10 is taken down.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas transmission pipeline welding residual stress detection device, includes first bent plate (1), its characterized in that: the top of the outer side of the first curved plate (1) is provided with a lifting structure (2);

the lifting structure (2) comprises a first square plate (201), a screw rod (202), a rotating rod (203), a second square plate (204) and a second curved plate (205);

the inboard of first square plate (201) links to each other with the outside top welding of first bent plate (1), the top of first square plate (201) rotates with the bottom of screw rod (202) and links to each other, the top of screw rod (202) links to each other with the bottom welding of bull stick (203), the outer wall of screw rod (202) and the inner wall threaded connection of second square plate (204), the inboard of second square plate (204) links to each other with the outside welding of second bent plate (205).

2. The gas pipeline welding residual stress detection device according to claim 1, wherein: the detector (5) is fixedly connected to the inner sides of the first curved plate (1) and the second curved plate (205), and the curved rods (6) are welded to the front side and the rear side of the first curved plate (1).

3. The gas pipeline welding residual stress detection device according to claim 1, wherein: a bottom plate (7) is welded at the bottom of the first curved plate (1), a second sliding block (11) is welded at the outer side of the bottom plate (7), and a sliding structure (3) is installed at the bottom of the first curved plate (1);

the sliding structure (3) comprises a convex plate (301), a vertical rod (302), a first sliding block (303) and a spring (304);

the top of flange (301) links to each other with the bottom welding of bottom plate (7), the top outside of flange (301) and the outer wall clearance fit of montant (302), the top of montant (302) links to each other with the bottom outside welding of first slider (303), the outer wall of montant (302) cup joints with the inner wall of spring (304) mutually, the outside of spring (304) respectively with the bottom of first slider (303) and the top outside rigid coupling of flange (301).

4. The gas pipeline welding residual stress detection device according to claim 1, wherein: the top welding of second bent plate (205) has roof (8), the welding of the top left side of roof (8) has baffle (9), the right side of baffle (9) is supported tightly and is had display (10).

5. The gas pipeline welding residual stress detection device according to claim 4, wherein: a fixed structure (4) is arranged on the right side of the top plate (8);

the fixing structure (4) comprises a bolt (401), a sleeve plate (402), a curved rod (403) and a bent plate (404);

the bottom of bolt (401) rotates with the top right side of roof (8) and links to each other, the outer wall of bolt (401) and the inner wall threaded connection of lagging (402), the front of lagging (402) links to each other with the rear end face outside welding of curved bar (403), the rear end face inboard of curved bar (403) and the positive slip joint of bent plate (404), the bottom of bent plate (404) and the top slip joint of roof (8), the inboard of bent plate (404) offsets tightly with the outer wall right side of display (10).