CN218938171U

CN218938171U - X-ray flaw detector for pipeline flaw detection

Info

Publication number: CN218938171U
Application number: CN202222158799.XU
Authority: CN
Inventors: 王晓颖
Original assignee: Liaoning Xunda Inspection & Testing Engineering Co ltd
Current assignee: Liaoning Xunda Inspection & Testing Engineering Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-04-28
Anticipated expiration: 2032-08-17

Abstract

The utility model belongs to the technical field of pipeline flaw detection, in particular to an X-ray flaw detector for pipeline flaw detection, which aims at solving the problems that the existing X-ray flaw detector for pipeline flaw detection is difficult to ensure the joint between a running wheel and the inner wall of a pipeline, and is difficult to ensure stable running in the pipeline under the condition of inclined pipeline, and has poor adaptability. According to the utility model, the positioning wheel is tightly pressed on the inner wall of the pipeline through the coordination of the screw rod, the bevel gear, the slide rod, the turntable, the slide plate, the T-shaped plate and the transverse shaft, so that the fitting of the running wheel and the inner wall of the pipeline is ensured, the device is suitable for different states of the pipeline, and the device can be used for stably walking in the pipeline so as to facilitate detection.

Description

X-ray flaw detector for pipeline flaw detection

Technical Field

The utility model relates to the technical field of pipeline flaw detection, in particular to an X-ray flaw detector for pipeline flaw detection.

Background

Principle of X-ray flaw detector: a nondestructive inspection method for detecting defects therein by utilizing X-ray penetrating substances and the property of attenuation in the substances. The X-rays can inspect internal defects of metallic and non-metallic materials and their products, such as voids in the weld, slag inclusions, lack of penetration, and other volumetric defects. The industrial X-ray flaw detector comprises an X-ray detector and a control receiving box, wherein two operators respectively hold the two ends of the detector and slowly move along the outer wall of a pipeline during flaw detection, and the detector continuously transmits detection results back to the control receiving box. Some pipelines are buried underground, the detector is required to be placed into the pipeline for detection, and the current detector is difficult to detect smoothly in the pipeline.

An X-ray flaw detector for pipeline flaw detection, which is used for the Chinese patent publication with the publication number of CN214097218U, and has the technical key points that: the device comprises a detector and a control receiving box, wherein a tractor used for driving the detector to walk in a pipeline is arranged below the detector, and a forward driving mechanism used for driving the tractor to advance and a backward driving mechanism used for driving the tractor to backward are arranged at the bottom of the tractor.

In the scheme, the adhesion between the running wheel and the inner wall of the pipeline is difficult to ensure, and the stable running in the pipeline is difficult to ensure when the pipeline is inclined, so that the problem of poor adaptability exists; there is therefore a need to propose a new solution to this problem.

Disclosure of Invention

The utility model aims to solve the defects that the existing X-ray flaw detector for pipeline flaw detection is difficult to ensure the joint of a running wheel and the inner wall of a pipeline, and is difficult to ensure stable running in the pipeline and poor in adaptability when the pipeline is inclined.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an X-ray flaw detector for pipeline detects a flaw and uses, includes box and detector, rotate on the both sides inner wall of box and be connected with two connecting axles, the equal fixed mounting in both ends of connecting axle has the wheel that traveles, the equal fixed mounting in top both sides of box has the riser, and the mounting hole has been seted up to one side of riser, detector fixed mounting is in two mounting holes, and the top fixed mounting of two risers has same mounting box, slide after the slidable mounting in the mounting box, the equal fixed mounting in top both sides of slide has T template, and one side that two T templates are close to each other rotates and is connected with two cross axles, and the equal fixed mounting in both ends of cross axle has the locating wheel, and rotates on the top inner wall and the bottom inner wall of installing the case and be connected with same lead screw, the slide screw cup joints in the outside of lead screw, and fixed mounting has driven bevel gear on the lead screw, fixed mounting has the fixed plate on the bottom inner wall of mounting box, and one side rotation of fixed plate is connected with the pivot, and the both ends of pivot respectively fixed mounting has initiative bevel gear and carousel, and initiative bevel gear mesh with driven bevel gear.

Preferably, two slide holes are formed in one side of the rotary table, slide rods are slidably mounted in the two slide holes, a plurality of positioning grooves are formed in one side of the fixed plate, the positioning grooves are arranged in an annular equidistant mode, and the two slide rods are movably clamped in the corresponding positioning grooves respectively.

Preferably, the right ends of the two sliding rods are fixedly connected with the same connecting plate, the right ends of the connecting shafts are fixedly connected with round rods, and the right ends of the round rods are fixedly provided with knobs.

Preferably, one side that two slide bars kept away from each other is all fixed mounting has the montant, and the right side fixedly connected with coupling spring of montant, and the right-hand member of two coupling springs is fixed connection respectively in the left side of corresponding fixed plate.

Preferably, a worm wheel is fixedly arranged on one connecting shaft of the two connecting shafts, a second motor is fixedly arranged on the inner wall of the top of the box body, a worm is fixedly connected to the output shaft of the second motor, and the worm is meshed with the worm wheel.

Preferably, vertical holes are formed in two sides of the top of the mounting box, and the two T-shaped plates are respectively and slidably connected in the corresponding vertical holes.

Preferably, two guide rods are fixedly arranged on the inner wall of the top of the installation box, and the sliding plate is sleeved on the outer sides of the two guide rods in a sliding manner.

Preferably, the outside of the cross shaft is fixedly sleeved with two limit rings, and the limit rings are movably abutted with one side of the corresponding T-shaped plate.

According to the X-ray flaw detector for pipeline flaw detection, equipment is placed in a pipeline, a knob is pulled rightwards to drive a round rod, a connecting plate and two sliding rods to move rightwards, so that the sliding rods are separated from a positioning groove, then the knob is rotated, the sliding rods drive a rotary table to synchronously rotate, the rotary table drives a driving bevel gear to rotate, the driving bevel gear drives a screw rod to rotate through meshing with a driven bevel gear, the screw rod drives the screw rod to lift through threaded transmission of a sliding plate, and the T-shaped plate drives a positioning wheel to lift, so that the positioning wheel is abutted against the inside of the top of the pipeline, the running wheel is abutted against the inner wall of the bottom of the pipeline under the action of a reaction force, then the knob is loosened, so that the sliding rods are reset leftwards under the action of the elasticity of a connecting spring, and the two sliding rods are driven to be clamped into the positioning groove to fix the positioning wheel;

according to the X-ray flaw detector for pipeline flaw detection, the worm is driven to rotate by the starting motor, and the worm drives the connecting shaft and the running wheel to rotate by meshing with the worm wheel, so that the box body walks in the pipeline, the positioning wheel is attached to the inner wall of the pipeline in the walking process, the shape stability is guaranteed, and the interior of the pipeline is detected by the detector;

the utility model has reasonable structural design, ensures that the positioning wheel is tightly pressed on the inner wall of the pipeline through the coordination of the screw rod, the bevel gear, the slide rod, the turntable, the slide plate, the T-shaped plate and the transverse shaft, thereby ensuring the fit between the running wheel and the inner wall of the pipeline, adapting to different states of the pipeline, being capable of using equipment to stably walk in the pipeline so as to facilitate detection and having high reliability.

Drawings

FIG. 1 is a schematic perspective view of an X-ray flaw detector for pipeline flaw detection according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an X-ray flaw detector for pipeline flaw detection according to the present utility model;

fig. 3 is a partial enlarged view of a portion a in fig. 2.

In the figure: 1. a case; 2. a detector; 3. a connecting shaft; 4. a travel wheel; 5. a vertical plate; 6. a mounting box; 7. a slide plate; 8. t-shaped plates; 9. a horizontal axis; 10. a positioning wheel; 11. a screw rod; 12. a motor; 13. a worm; 14. a worm wheel; 15. a driven bevel gear; 16. a drive bevel gear; 17. a fixing plate; 18. a connecting spring; 19. a turntable; 20. a knob; 21. a connecting plate; 22. and a slide bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-3, an X-ray flaw detector for pipeline flaw detection comprises a box body 1 and a detector 2, wherein two connecting shafts 3 are rotatably connected to the inner walls of two sides of the box body 1, two ends of each connecting shaft 3 are fixedly provided with a traveling wheel 4, two sides of the top of the box body 1 are fixedly provided with vertical plates 5, one side of each vertical plate 5 is provided with a mounting hole, the detector 2 is fixedly arranged in two mounting holes, the tops of the two vertical plates 5 are fixedly provided with the same mounting box 6, a rear sliding plate 7 is slidably mounted in the mounting box 6, T-shaped plates 8 are fixedly arranged on two sides of the top of the sliding plate 7, one side, which is close to each other, of the two T-shaped plates 8 is rotatably connected with two transverse shafts 9, two ends of each transverse shaft 9 are fixedly provided with positioning wheels 10, two ends of each transverse shaft are rotatably connected with the same screw rod 11, the top inner wall and the bottom inner wall of the mounting box 6 are fixedly provided with driven bevel gears 15, one side of each screw rod 7 is in threaded sleeve joint on the outer side of the screw rod 11, one side of each driven bevel gear 15 is fixedly arranged on the bottom inner wall of the mounting box 6, one side of each fixed plate 17 is rotatably connected with a rotating shaft, two ends of each fixed bevel gear 17 are fixedly connected with a rotating shaft 16, and each driving bevel gear 15 is meshed with a driving bevel gear 15.

In this embodiment, two sliding holes are formed on one side of the turntable 19, sliding rods 22 are slidably mounted in the two sliding holes, a plurality of positioning grooves are formed on one side of the fixed plate 17, the positioning grooves are arranged in an annular equidistant manner, and the two sliding rods 22 are movably clamped in the corresponding positioning grooves respectively to position the turntable 19.

In this embodiment, the right ends of the two slide bars 22 are fixedly connected with the same connecting plate 21, the right end of the connecting shaft 3 is fixedly connected with a round bar, and the right end of the round bar is fixedly provided with a knob 20, so that the movement of the slide bars 22 is controlled conveniently.

In this embodiment, two sliding rods 22 are respectively and fixedly installed with a vertical rod on one side far away from each other, the right side of the vertical rod is fixedly connected with a connecting spring 18, the right ends of the two connecting springs 18 are respectively and fixedly connected to the left sides of the corresponding fixing plates 17, and the sliding rods 22 are reset.

In this embodiment, a worm wheel 14 is fixedly mounted on one connecting shaft 3 of the two connecting shafts 3, a second motor 12 is fixedly mounted on the inner wall of the top of the box body 1, a worm 13 is fixedly connected to the output shaft of the second motor 12, and the worm 13 is meshed with the worm wheel 14, so that the running wheel 4 can be conveniently driven to rotate.

In this embodiment, vertical holes are all seted up on the top both sides of install bin 6, and two T template 8 sliding connection respectively are in corresponding vertical hole, are directed T template 8.

In this embodiment, when in use, the device is placed into a pipeline, then the knob 20 is pulled to the right, the round bar, the connecting plate 21 and the two slide bars 22 are driven to move to the right, so that the slide bars 22 are separated from the positioning grooves, then the knob 20 is rotated, the turntable 19 is driven by the slide bars 22 to synchronously rotate, the driving bevel gear 16 is driven by the turntable 19 to rotate, the driving bevel gear 16 is driven by the meshing of the driving bevel gear 15 to drive the screw rod 11 to rotate, the screw rod 11 is driven by the screw drive of the sliding plate 7 to move up and down, the positioning wheel 10 is driven by the T-shaped plate 8 to move up and down, the positioning wheel 10 is abutted against the top of the pipeline, the running wheel 4 is abutted against the bottom inner wall of the pipeline under the action of the reaction force, then the knob 20 is released, the slide bars 22 are reset to the left under the action of the elasticity of the connecting spring 18, the two slide bars 22 are driven to be clamped into the positioning grooves, the positioning wheel 10 is fixed, the worm 13 is driven by the starting motor 12 to rotate, the worm 13 is driven by the worm 3 and the worm 4 is driven by the meshing of the driven by the driven worm 13 to rotate, the worm 13 and the connecting shaft 3 and the running wheel 4, the box 1 walks in the pipeline, the shape is guaranteed, the shape of the pipeline is abutted against the bottom of the pipeline, and the pipeline inner wall is guaranteed, and the detector is guaranteed to be in the pipeline.

Example two

On the basis of the first embodiment, two guide rods are fixedly installed on the inner wall of the top of the installation box 6, and the sliding plate 7 is sleeved on the outer sides of the two guide rods in a sliding manner to guide the sliding plate 7.

In this embodiment, two stop collars are fixedly sleeved on the outer side of the transverse shaft 9, and the stop collars movably abut against one side of the corresponding T-shaped plate 8 to stop the transverse shaft 9.

Claims

1. An X-ray flaw detector for pipeline flaw detection is characterized by comprising a box body (1) and a detector (2), two connecting shafts (3) are rotatably connected to the inner walls of two sides of the box body (1), two traveling wheels (4) are fixedly installed at two ends of each connecting shaft (3), a vertical plate (5) is fixedly installed on two sides of the top of the box body (1), a mounting hole is formed in one side of the vertical plate (5), the detector (2) is fixedly installed in the two mounting holes, the tops of the two vertical plates (5) are fixedly installed with the same mounting box (6), a rear sliding plate (7) is slidably installed in the mounting box (6), T-shaped plates (8) are fixedly installed on two sides of the top of the sliding plate (7), two transverse shafts (9) are rotatably connected to one side, two ends of each transverse shaft (9) are fixedly installed with positioning wheels (10), a same screw (11) is rotatably connected to the inner walls of the top and the bottom of the mounting box (6), a screw (11) is fixedly connected to the outer side of the screw (11), a bevel gear (17) is fixedly installed on the outer side of the screw (11), and the screw (17) is fixedly installed on the outer side of the screw (17), a driving bevel gear (16) and a rotary table (19) are fixedly arranged at two ends of the rotating shaft respectively, and the driving bevel gear (16) is meshed with the driven bevel gear (15).

2. An X-ray flaw detector for pipeline flaw detection according to claim 1, characterized in that two slide holes are formed in one side of the turntable (19), slide bars (22) are slidably mounted in the two slide holes, a plurality of positioning grooves are formed in one side of the fixed plate (17), the positioning grooves are arranged in an annular equidistant manner, and the two slide bars (22) are movably clamped in the corresponding positioning grooves respectively.

3. An X-ray flaw detector for pipeline flaw detection according to claim 2, characterized in that the right ends of the two slide bars (22) are fixedly connected with the same connecting plate (21), the right end of the connecting shaft (3) is fixedly connected with a round bar, and the right end of the round bar is fixedly provided with a knob (20).

4. An X-ray flaw detector for pipeline flaw detection according to claim 2, characterized in that two slide bars (22) are fixedly mounted with a vertical bar on the side far away from each other, the right side of the vertical bar is fixedly connected with a connecting spring (18), and the right ends of the two connecting springs (18) are respectively fixedly connected to the left side of a corresponding fixing plate (17).

5. An X-ray flaw detector for pipeline flaw detection according to claim 1, characterized in that a worm wheel (14) is fixedly mounted on one connecting shaft (3) of the two connecting shafts (3), a second motor (12) is fixedly mounted on the inner wall of the top of the box body (1), a worm (13) is fixedly connected to the output shaft of the second motor (12), and the worm (13) is meshed with the worm wheel (14).

6. An X-ray flaw detector for pipeline flaw detection according to claim 1, characterized in that vertical holes are formed on both sides of the top of the installation box (6), and two T-shaped plates (8) are respectively and slidably connected in the corresponding vertical holes.

7. An X-ray flaw detector for pipeline flaw detection according to claim 1, characterized in that two guide rods are fixedly mounted on the top inner wall of the mounting box (6), and the sliding plate (7) is slidably sleeved on the outer sides of the two guide rods.

8. An X-ray flaw detector for pipeline flaw detection according to claim 1, characterized in that the outer side of the transverse shaft (9) is fixedly sleeved with two limit rings which are movably abutted with one side of the corresponding T-shaped plate (8).