Pipeline flaw detection positioning device

Abstract

The utility model relates to the technical field of pipeline flaw detection positioning devices, and discloses a pipeline flaw detection positioning device which comprises a mounting seat and an ultrasonic probe, a handle is fixedly mounted at the bottom of the mounting seat, a pipeline wrapping mechanism is arranged in the mounting seat, and an ultrasonic probe fixing mechanism is arranged at the top of the mounting seat. A rotating sleeve is unlocked through a bolt locking element, the rotating sleeve is rotated to enable a sliding column to slide in a spiral sliding groove in the rotating sleeve, the rotating sleeve drives a telescopic pipe to move upwards, the telescopic pipe drives a fixing rod to move towards the top, the height of a hoop is adjusted, use by workers is facilitated, and the practicability of the device is improved; the second worm is rotated to enable the second worm wheel to rotate, the second worm wheel rotates to drive the rotating block to rotate, the sliding block slides inwards through the L-shaped rod, the abutting block is driven to abut against the ultrasonic detection head to fix the ultrasonic detection head, the second worm is reversely rotated to enable the ultrasonic detection head to be loosened, and the ultrasonic detection head is more convenient to install.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline flaw detection and positioning devices, in particular to a pipeline flaw detection and positioning device. Background Art

[0002] Seamed steel pipes are steel strips rolled into tubes of a certain diameter. Electric welders are installed at the tube forming area of ​​the production line to continuously weld the longitudinal interfaces of the tubes. Since seamed steel pipes are usually used for the transportation of hot and cold water and gas, safety accidents are prone to occur if leakage occurs after installation. Therefore, the leakage resistance of steel pipes is required to be high, and non-destructive testing is required after the steel pipes are welded.

[0003] According to the description of a pipeline flaw detection positioning device disclosed on the patent website (authorization announcement number: CN 220207532U), "The utility model relates to a pipeline flaw detection positioning device, including a horizontal plate, a slideway is arranged on the horizontal plate, two sliders are installed in the slideway, clamps are installed on the two sliders, pulleys are arranged on the two clamps, a sliding control assembly is arranged in the slideway for controlling the two sliders to move toward or in the opposite direction, a support plate is arranged above the slideway, an electric telescopic rod is arranged on the support plate, and a mounting joint for installing an ultrasonic probe is arranged on the top of the electric telescopic rod. A slider that can move toward or in the opposite direction is installed on the horizontal plate, and a clamp and a pulley are arranged on the slider, and the ultrasonic probe arranged on the horizontal plate is assisted by the clamp and the pulley for positioning. The handrail arranged on the horizontal plate is pushed to make the pulley slide along the pipeline to be tested, which is convenient and labor-saving. Springs and springs are arranged in the mounting joint of the ultrasonic probe, so that when the weld is uneven, the ultrasonic probe moves smoothly and without jamming."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model installs a slider that can move toward or in the opposite direction on the horizontal plate, and arranges a clamp and a pulley on the slider. The ultrasonic probe arranged on the horizontal plate is positioned with the aid of the clamp and the pulley. When performing rotation detection, the weld is rotated around for one circle by hand. At this time, the position of the pipeline needs to be adjusted, but the height of the slider is fixed, and it is not easy to adjust the device according to the height of the worker. It is not convenient to use. Therefore, it is necessary to improve a pipeline flaw detection positioning device to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a pipeline flaw detection and positioning device to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pipeline flaw detection and positioning device, comprising a mounting seat and an ultrasonic detection head, a handle is fixedly installed at the bottom of the mounting seat, a pipeline wrapping mechanism is arranged inside the mounting seat, and an ultrasonic probe fixing mechanism is arranged on the top of the mounting seat.

[0008] The pipe wrapping mechanism includes a transverse adjustment component and a longitudinal adjustment component. The transverse adjustment component is arranged inside the mounting seat, and the longitudinal adjustment component is arranged on the top of the transverse adjustment component.

[0009] Preferably, the lateral adjustment assembly includes a mounting frame, the mounting frame is fixedly mounted on the top of the mounting seat, a threaded rod is rotatably mounted inside the mounting frame, a bevel gear 1 is fixedly mounted on the inner side of the threaded rod, a sliding block is slidably mounted inside the mounting seat, a worm gear 1 is rotatably mounted inside the mounting seat, a bevel gear 2 is fixedly mounted on the top of the worm gear 1, a worm screw 1 is rotatably mounted inside the mounting seat, and the worm screw 1 drives the worm gear 1 to rotate.

[0010] Preferably, the number of the threaded rod, bevel gear one and sliding block are two, the bevel gear one is meshed with the bevel gear two, the worm one is meshed with the worm wheel one, and the sliding block screw is installed on the outside of the threaded rod, driving the bevel gear one to rotate through the bevel gear two.

[0011] Preferably, the longitudinal adjustment assembly includes a fixed support tube, the fixed support tube is fixedly installed on the top of the sliding block, a sliding column is fixedly installed on the outside of the fixed support tube, a telescopic tube is slidably installed on the outside of the sliding column, a latch locking element is arranged on the outside of the telescopic tube, a rotating sleeve is rotatably installed on the outside of the latch locking element, an anti-slip sleeve is fixedly installed on the outside of the rotating sleeve, a fixed rod is fixedly installed on the top of the telescopic tube, a clamp is rotatably installed on the inside of the fixed rod, a pulley is arranged on the inside of the clamp, and the clamp and the pulley are used to ensure fast and stable sliding from the outside of the pipeline.

[0012] Preferably, a spiral groove is provided on the outside of the rotating sleeve, and the slide column is slidably installed therein. A latch tooth is provided on the top of the rotating sleeve, and the rotating sleeve is locked by the latch tooth and the latch locking element provided on the top of the rotating sleeve.

[0013] Preferably, the ultrasonic probe fixing mechanism includes a protective cover body, the protective cover body is fixedly installed on the top of the mounting seat, a mounting box is fixedly installed on the top of the protective cover body, a worm gear 2 and a worm gear 2 are rotatably installed inside the mounting box, a rotating block is fixedly installed on the top of the worm gear 2, an L-shaped rod is rotatably installed inside the rotating block, a slider is slidably installed inside the mounting box, a stop block is fixedly installed on the top of the slider, and the worm gear 2 is driven to rotate through the worm gear 2.

[0014] Preferably, the second worm and the second worm wheel are meshed, and the end of the L-shaped rod away from the rotating block is rotatably installed at the bottom of the slider. The number of the sliders and the abutment blocks is four, and the ultrasonic detection head is fixed by the synchronous inward movement of the four abutment blocks.

[0015] Compared with the prior art, the utility model provides a pipeline flaw detection and positioning device, which has the following

[0016] Beneficial effects:

[0017] 1. The pipeline flaw detection positioning device unlocks the rotating sleeve through the latch locking element, and rotates the rotating sleeve to make the sliding column slide inside the spiral slide groove inside the rotating sleeve, so that the rotating sleeve drives the telescopic tube to move upward, and the telescopic tube drives the fixed rod to move toward the top, so that the height of the clamp can be adjusted, which is convenient for workers to use and improves the practicality of the device.

[0018] 2. The pipeline flaw detection positioning device rotates the worm gear 2 to rotate the worm gear 2, and the rotation of the worm gear 2 drives the rotating block to rotate. The slider slides inward through the L-shaped rod, driving the block to press against the outside of the ultrasonic detection head so that the block fixes the ultrasonic detection head. The reverse rotation of the worm gear 2 releases the ultrasonic detection head, making the installation of the ultrasonic detection head more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the front view and cross-sectional appearance structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the appearance structure of the lateral adjustment component of the utility model;

[0023] Figure 4 This is a schematic diagram of the appearance structure of the longitudinal adjustment component of the utility model;

[0024] Figure 5 The figure is a schematic diagram of the appearance structure of the ultrasonic probe fixing mechanism of the utility model.

[0025] In the figure: 1. mounting base; 2. handle; 3. pipe wrapping mechanism; 4. ultrasonic probe fixing mechanism; 5. ultrasonic detection head; 31. lateral adjustment assembly; 32. longitudinal adjustment assembly; 311. mounting frame; 312. threaded rod; 313. bevel gear one; 314. sliding block; 315. worm gear one; 316. bevel gear two; 317. worm one; 321. fixed support tube; 322. sliding column; 323. telescopic tube; 324. latch locking element; 325. rotating sleeve; 326. anti-slip sleeve; 327. fixed rod; 328. clamp; 329. pulley; 41. protective cover; 42. mounting box; 43. worm gear two; 44. rotating block; 45. L-shaped rod; 46. sliding block; 47. stop block; 48. worm two. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Embodiment 1:

[0029] See also Figure 1-4 The utility model provides a technical solution: a pipeline flaw detection and positioning device, including a mounting base 1 and an ultrasonic detection head 5, a handle 2 is fixedly installed at the bottom of the mounting base 1, a pipeline wrapping mechanism 3 is arranged inside the mounting base 1, and an ultrasonic probe fixing mechanism 4 is arranged on the top of the mounting base 1.

[0030] The pipe wrapping mechanism 3 includes a transverse adjustment component 31 and a longitudinal adjustment component 32 . The transverse adjustment component 31 is arranged inside the mounting seat 1 , and the longitudinal adjustment component 32 is arranged on the top of the transverse adjustment component 31 .

[0031] Furthermore, the lateral adjustment component 31 includes a mounting frame 311, which is fixedly mounted on the top of the mounting seat 1, a threaded rod 312 is rotatably mounted inside the mounting frame 311, a bevel gear 313 is fixedly mounted on the inner side of the threaded rod 312, a sliding block 314 is slidably mounted inside the mounting seat 1, a worm gear 315 is rotatably mounted inside the mounting seat 1, a bevel gear 2 316 is fixedly mounted on the top of the worm gear 315, a worm gear 317 is rotatably mounted inside the mounting seat 1, and the worm gear 315 is driven to rotate by the worm gear 317.

[0032] Furthermore, there are two threaded rods 312, bevel gear one 313 and sliding block 314, bevel gear one 313 and bevel gear two 316 are meshed, worm one 317 and worm wheel one 315 are meshed, and sliding block 314 is screwed on the outside of threaded rod 312, driving bevel gear one 313 to rotate through bevel gear two 316.

[0033] Furthermore, the longitudinal adjustment assembly 32 includes a fixed support tube 321, which is fixedly installed on the top of the sliding block 314, a sliding column 322 is fixedly installed on the outside of the fixed support tube 321, a telescopic tube 323 is slidably installed on the outside of the sliding column 322, a latch locking element 324 is arranged on the outside of the telescopic tube 323, a rotating sleeve 325 is rotatably installed on the outside of the latch locking element 324, an anti-slip sleeve 326 is fixedly installed on the outside of the rotating sleeve 325, a fixed rod 327 is fixedly installed on the top of the telescopic tube 323, a clamp 328 is rotatably installed inside the fixed rod 327, a pulley 329 is arranged inside the clamp 328, and the clamp 328 and the pulley 329 are used to ensure fast and stable sliding from the outside of the pipeline.

[0034] Furthermore, a spiral groove is provided on the outside of the rotating sleeve 325, and the slide column 322 is slidably installed therein. A latch tooth is provided on the top of the rotating sleeve 325, and the rotating sleeve 325 is locked by the latch tooth and the latch locking element 324 provided on the top of the rotating sleeve 325.

[0035] Embodiment 2:

[0036] See also Figure 5 In combination with the first embodiment, it is further obtained that the ultrasonic probe fixing mechanism 4 includes a protective cover body 41, the protective cover body 41 is fixedly installed on the top of the mounting base 1, a mounting box 42 is fixedly installed on the top of the protective cover body 41, a worm gear 43 and a worm 48 are rotatably installed inside the mounting box 42, a rotating block 44 is fixedly installed on the top of the worm gear 43, an L-shaped rod 45 is rotatably installed inside the rotating block 44, a slider 46 is slidably installed inside the mounting box 42, a stop block 47 is fixedly installed on the top of the slider 46, and the worm gear 43 is driven to rotate through the worm 48.

[0037] Furthermore, the worm 48 and the worm wheel 43 are meshed with each other, and the end of the L-shaped rod 45 away from the rotating block 44 is rotatably installed at the bottom of the slider 46. There are four sliders 46 and abutments 47, and the ultrasonic detection head 5 is fixed by the four abutments 47 moving inward synchronously.

[0038] In actual operation, when the device is used, the worm gear 43 is rotated by rotating the worm gear 48, and the rotation of the worm gear 43 drives the rotating block 44 to rotate, and the slider 46 slides inward through the L-shaped rod 45, driving the block 47 to press against the outside of the ultrasonic detection head 5 so that the block 47 fixes the ultrasonic detection head 5, and the reverse rotation of the worm gear 48 releases the ultrasonic detection head 5, making the installation of the ultrasonic detection head 5 more convenient, and the rotating sleeve 325 is unlocked by the latch locking element 324, and the rotating sleeve 325 is rotated to make the slide column 322 slide on the rotating sleeve The spiral groove inside 325 allows the rotating sleeve 325 to drive the telescopic tube 323 to move upward, and the telescopic tube 323 drives the fixed rod 327 to move toward the top, so that the clamp 328 can adjust the height, which is convenient for workers to use and improves the practicality of the device. By rotating the worm 1 317, the worm wheel 1 315 rotates, and the bevel gear 2 316 drives the bevel gear 1 313 to rotate the threaded rod 312, so that the sliding block 314 drives the clamp 328 to clamp the pipe inward, and the pulley 329 ensures the stability of sliding, and detection is performed by the ultrasonic detection head 5.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A pipeline flaw detection and positioning device, comprising a mounting seat (1) and an ultrasonic detection head (5), characterized in that: A handle (2) is fixedly mounted on the bottom of the mounting seat (1), a pipe wrapping mechanism (3) is arranged inside the mounting seat (1), and an ultrasonic probe fixing mechanism (4) is arranged on the top of the mounting seat (1); The pipe wrapping mechanism (3) comprises a transverse adjustment component (31) and a longitudinal adjustment component (32), wherein the transverse adjustment component (31) is arranged inside the mounting seat (1), and the longitudinal adjustment component (32) is arranged on the top of the transverse adjustment component (31).

2. A pipeline flaw detection and positioning device according to claim 1, characterized in that: The lateral adjustment assembly (31) comprises a mounting frame (311), wherein the mounting frame (311) is fixedly mounted on the top of the mounting seat (1), a threaded rod (312) is rotatably mounted inside the mounting frame (311), a bevel gear 1 (313) is fixedly mounted on the inner side of the threaded rod (312), a sliding block (314) is slidably mounted inside the mounting seat (1), a worm gear 1 (315) is rotatably mounted inside the mounting seat (1), a bevel gear 2 (316) is fixedly mounted on the top of the worm gear 1 (315), and a worm gear 1 (317) is rotatably mounted inside the mounting seat (1).

3. A pipeline flaw detection and positioning device according to claim 2, characterized in that: The number of the threaded rod (312), bevel gear one (313) and sliding block (314) are all two, the bevel gear one (313) and bevel gear two (316) are meshed, the worm gear one (317) and worm wheel one (315) are meshed, and the sliding block (314) is screw-mounted on the outside of the threaded rod (312).

4. A pipeline flaw detection and positioning device according to claim 2, characterized in that: The longitudinal adjustment assembly (32) comprises a fixed support tube (321), wherein the fixed support tube (321) is fixedly mounted on the top of the sliding block (314), a sliding column (322) is fixedly mounted on the outside of the fixed support tube (321), a telescopic tube (323) is slidably mounted on the outside of the sliding column (322), a latch locking element (324) is arranged on the outside of the telescopic tube (323), a rotating sleeve (325) is rotatably mounted on the outside of the latch locking element (324), an anti-slip sleeve (326) is fixedly mounted on the outside of the rotating sleeve (325), a fixed rod (327) is fixedly mounted on the top of the telescopic tube (323), a clamp (328) is rotatably mounted on the inside of the fixed rod (327), and a pulley (329) is arranged on the inside of the clamp (328).

5. A pipeline flaw detection and positioning device according to claim 4, characterized in that: The rotating sleeve (325) is provided with a spiral sliding groove on its exterior, and the sliding column (322) is slidably installed therein. The rotating sleeve (325) is provided with a latching tooth on its top.

6. A pipeline flaw detection and positioning device according to claim 1, characterized in that: The ultrasonic probe fixing mechanism (4) comprises a protective cover body (41), wherein the protective cover body (41) is fixedly mounted on the top of the mounting seat (1), a mounting box (42) is fixedly mounted on the top of the protective cover body (41), a worm gear 2 (43) and a worm gear 2 (48) are rotatably mounted inside the mounting box (42), a rotating block (44) is fixedly mounted on the top of the worm gear 2 (43), an L-shaped rod (45) is rotatably mounted inside the rotating block (44), a slider (46) is slidably mounted inside the mounting box (42), and a stop block (47) is fixedly mounted on the top of the slider (46).

7. A pipeline flaw detection and positioning device according to claim 6, characterized in that: The second worm (48) is meshed with the second worm wheel (43), and one end of the L-shaped rod (45) away from the rotating block (44) is rotatably mounted on the bottom of the slider (46), and the number of the slider (46) and the stop block (47) is two.

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