CN219348755U

CN219348755U - TOFD detection auxiliary frame for small-diameter thick-wall pipeline

Info

Publication number: CN219348755U
Application number: CN202223552757.0U
Authority: CN
Inventors: 王猛飞; 谭世清; 何富豪
Original assignee: Xinjiang Zhengan Testing Technology Co ltd
Current assignee: Xinjiang Zhengan Testing Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-14
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of TOFD detection of pipelines, and discloses a TOFD detection auxiliary frame for a small-diameter thick-wall pipeline, which solves the problems that the TOFD detector is fixed in length and inconvenient to adjust the height of the TOFD detector according to practical conditions in the use process of the TOFD detector, has certain limitation, and is inconvenient to achieve better practicability; according to the utility model, the TOFD detector can be conveniently adjusted in the use process according to the actual situation, so that the limitation in use is reduced, and better practicability is conveniently achieved.

Description

TOFD detection auxiliary frame for small-diameter thick-wall pipeline

Technical Field

The utility model belongs to the technical field of TOFD detection of pipelines, and particularly relates to a TOFD detection auxiliary frame for a small-diameter thick-wall pipeline.

Background

TOFD, also called ultrasonic diffraction time difference method, is a method for detecting defects by means of diffraction energy obtained from the end angle and the end point of the defects, is mainly used for detecting, quantifying and positioning the defects, and comprises a detector display, wherein a display screen is fixedly arranged in the detector display, a storage rack is fixedly arranged on the outer wall of the detector display, a flaw detector bracket is arranged in the storage rack, two connecting blocks are fixedly arranged between the detector display and the flaw detector bracket, a fixed cylinder is fixedly arranged on the outer wall of the connecting block, a sleeve is fixedly arranged in the fixed cylinder, a rotatable connecting frame is arranged on the outer wall of the fixed cylinder, a supporting support is fixedly arranged on the outer wall of the connecting frame, a rectangular notch is formed in the bottom of the supporting support, a fixing column is fixedly arranged in the rectangular notch which supports the bottom of the support, and a supporting block is fixedly arranged on the outer wall of the fixing column;

in this patent, the length of the support on the TOFD tester is fixed during the use process, so that the height of the TOFD tester is not convenient to adjust according to practical situations, and certain limitation exists, so that better practicability is not convenient to achieve.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the TOFD detection auxiliary frame for the small-diameter thick-wall pipeline, which effectively solves the problems that the length of a bracket on the TOFD detector is fixed in the using process of the TOFD detector, the height of the TOFD detector is inconvenient to adjust according to the actual situation, and certain limitation exists, so that better practicability is inconvenient to achieve.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a TOFD detects auxiliary stand for minor diameter thick wall pipeline, the on-line screen storage device comprises a base plate, high adjustment mechanism is installed at the top of bottom plate, highly adjustment mechanism's top is installed the backup pad, the detector body is installed at the top of backup pad, connecting bolt is installed to the top symmetry of backup pad, and connecting bolt runs through in the detector body, lock nut is installed to connecting bolt's top outside screw thread, highly adjustment mechanism includes the carriage, the inside slidable mounting of carriage has the supporting rack, and the top of supporting rack extends to the top of carriage, rotating assembly is installed at the top of supporting rack, and rotating assembly and the bottom fixed connection of backup pad, drive gear is installed on the inside top of carriage, and drive gear and supporting rack meshing are connected, fixedly run through on the drive gear and install the dwang, and the dwang rotates the inside of installing in the carriage, one side top fixed mounting of carriage has the casing, internally mounted worm wheel of casing, and the one end of dwang runs through and extends to the inside and fixed connection of casing, the bottom meshing of worm wheel is connected with the worm, the regulating disk is installed in the outside of casing, and one end of worm runs through in the casing and with regulating disk fixed connection, evenly installs the outside of handle disk.

Preferably, the bottom symmetrical fixed mounting of support rack has first location slider, and first location spout has all been seted up to the inside both sides limit of braced frame, and first location slider slidable mounting is in the inside of first location spout.

Preferably, the top of the supporting frame is fixedly provided with a second positioning sliding block, the supporting rack is provided with a second positioning sliding groove, and the second positioning sliding block is slidably arranged in the second positioning sliding groove.

Preferably, the rotating assembly comprises a movable connecting shaft, the bottom of the movable connecting shaft is fixedly connected with the top of the supporting rack, the top of the movable connecting shaft is fixedly connected with the bottom of the supporting plate, a side of the movable connecting shaft is fixedly provided with a threaded sleeve, one side of the movable connecting shaft, far away from the threaded sleeve, is provided with an adjusting bolt, and one end of the adjusting bolt is in threaded connection with the threaded sleeve.

Compared with the prior art, the utility model has the beneficial effects that:

1) In operation, through the interaction of the bottom plate, the height adjusting mechanism and the supporting plate, the TOFD detector can be conveniently adjusted in the use process according to actual conditions, so that the limitation in use is reduced, and better practicability is conveniently achieved;

2) In operation, through the interaction of the first positioning sliding block, the first positioning sliding groove, the second positioning sliding block and the second positioning sliding groove, the support rack can be convenient to achieve better stability when moving, the height adjusting mechanism is ensured to work stably, and accordingly detection personnel can operate better.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of a TOFD test support for small diameter thick wall pipes according to the present utility model;

FIG. 2 is a schematic view of a height adjustment mechanism according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the housing according to the present utility model;

FIG. 4 is a schematic view of a connection structure between a support rack and a support frame according to the present utility model;

fig. 5 is a schematic side view of the support rack of the present utility model.

In the figure: 1. a bottom plate; 2. a height adjusting mechanism; 3. a support plate; 4. a detector body; 5. a connecting bolt; 6. a lock nut; 7. a support frame; 8. a support rack; 9. a rotating assembly; 10. a transmission gear; 11. a rotating lever; 12. a housing; 13. a worm wheel; 14. a worm; 15. an adjusting plate; 16. a handle; 17. a first positioning slider; 18. a first positioning chute; 19. a second positioning slide block; 20. a second positioning chute; 21. a movable connecting shaft; 22. a thread sleeve; 23. and (5) adjusting a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The first embodiment is shown in fig. 1, 2, 3, 4 and 5, the utility model comprises a bottom plate 1, a height adjusting mechanism 2 is arranged at the top of the bottom plate 1, a supporting plate 3 is arranged at the top of the height adjusting mechanism 2, a detector body 4 is arranged at the top of the supporting plate 3, connecting bolts 5 are symmetrically arranged at the top of the supporting plate 3, the connecting bolts 5 penetrate through the detector body 4, and locking nuts 6 are arranged on the outer threads at the top ends of the connecting bolts 5;

the height adjusting mechanism 2 comprises a supporting frame 7, a supporting rack 8 is slidably arranged in the supporting frame 7, the top of the supporting rack 8 extends to the upper side of the supporting frame 7, a first positioning sliding block 17 is symmetrically and fixedly arranged at the bottom end of the supporting rack 8, first positioning sliding grooves 18 are formed in two inner side edges of the supporting frame 7, the first positioning sliding block 17 is slidably arranged in the first positioning sliding groove 18, a second positioning sliding block 19 is fixedly arranged at the top of the supporting frame 7, a second positioning sliding groove 20 is formed in the supporting rack 8, the second positioning sliding block 19 is slidably arranged in the second positioning sliding groove 20, a rotating assembly 9 is arranged at the top of the supporting rack 8, the rotating assembly 9 is fixedly connected with the bottom of the supporting plate 3, a transmission gear 10 is arranged at the inner top end of the supporting frame 7, the transmission gear 10 is in meshed connection with the supporting rack 8, a rotating rod 11 is fixedly arranged on the transmission gear 10 in a penetrating manner, the rotating rod 11 is rotatably arranged in the supporting frame 7, a shell 12 is fixedly arranged at the top end of one side of the supporting frame 7, a worm wheel 11 penetrates through one end of the shell 12, one end of the worm wheel 11 and extends to the shell 12, is fixedly connected with the worm wheel 13, and is fixedly connected with the outer side of the shell 13, and is fixedly connected with the worm wheel 15, and is fixedly connected with the outer side of the shell 15, and the worm 15 is fixedly connected with the worm wheel 15, and the worm wheel 15;

the rotating assembly 9 comprises a movable connecting shaft 21, the bottom of the movable connecting shaft 21 is fixedly connected with the top of the supporting rack 8, the top of the movable connecting shaft 21 is fixedly connected with the bottom of the supporting plate 3, a threaded sleeve 22 is fixedly arranged on one side of the movable connecting shaft 21, an adjusting bolt 23 is arranged on one side of the movable connecting shaft 21 away from the threaded sleeve 22, and one end of the adjusting bolt 23 is in threaded connection with the threaded sleeve 22;

in use, through the interaction of the bottom plate 1, the height adjusting mechanism 2 and the supporting plate 3, the TOFD detector can be conveniently adjusted to the height of the TOFD detector according to practical conditions in the use process, so that the limitation in use is reduced, and better practicability is conveniently achieved, and through the interaction of the first positioning slide block 17, the first positioning slide groove 18, the second positioning slide block 19 and the second positioning slide groove 20, the supporting rack 8 can be conveniently and stably operated when moving, and the height adjusting mechanism 2 can be ensured to be conveniently and better operated by a detector.

Working principle: during operation, at first under the interact of connecting bolt 5 and lock nut 6, with detector body 4 fixed mounting and the top of backup pad 3, then rotatory adjusting bolt 23, remove the fixed state of swing joint axle 21, then the angle of manual regulation backup pad 3, wait to adjust to suitable angle back, back screw up adjusting bolt 23, fix swing joint axle 21, then drive adjustment dish 15 through handle 16 and rotate, adjustment dish 15 drives worm 14 and rotates, worm 14 drives worm wheel 13 and rotates, worm wheel 13 drives dwang 11 and rotates, dwang 11 drives drive gear 10 and rotates, drive gear 10 drives support rack 8 and upwards moves, support rack 8 drives first positioning slider 17 and slides in the inside of first positioning spout 18, support rack 8 is under the effect of second positioning spout 20 simultaneously, can ensure that support rack 8 reaches better stability when moving, support rack 8 drives backup pad 3 through rotating assembly 9 and upwards move, support rack 8 drives detector body 4 and upwards moves, wait that detector body 4 moves to be stopped to the corresponding high degree of height of detecting, thereby can be convenient for detect the time of fact in the time of day detector, the time of fact is adjusted to the high practicality is realized at the detector, thereby the detector is convenient for use in the time of limitation to the detector.

Claims

1. TOFD detection auxiliary frame for small-diameter thick-wall pipelines, comprising a bottom plate (1), and being characterized in that: the utility model discloses a high-speed testing device, a supporting plate (3) is installed at the top of bottom plate (1), detector body (4) is installed at the top of high-speed testing device (2), connecting bolt (5) is installed at the top symmetry of backup pad (3), and connecting bolt (5) run through in detector body (4), lock nut (6) are installed to the top outside screw thread of connecting bolt (5), high-speed testing device (2) include braced frame (7), braced rack (8) are installed in the inside slidable of braced frame (7), and the top of braced rack (8) extends to the top of braced frame (7), rotating assembly (9) are installed at the top of braced rack (8), and rotating assembly (9) and the bottom fixed connection of backup pad (3), drive gear (10) are installed on the inside top of braced frame (7), and drive gear (10) are connected with braced rack (8), fixed running through on drive gear (10) and install dwang (11), and dwang (11) rotate and install in braced frame (7), one side of braced frame (7) is equipped with housing (12), and one end of the rotating rod (11) penetrates through and extends to the inside of the shell (12) to be fixedly connected with the worm wheel (13), the bottom of the worm wheel (13) is connected with the worm (14) in a meshed mode, the adjusting disc (15) is installed on the outer side of the shell (12), one end of the worm (14) penetrates through the shell (12) and is fixedly connected with the adjusting disc (15), and the handle (16) is uniformly and fixedly installed on the outer side of the adjusting disc (15).

2. A TOFD test aid for small diameter thick wall tubing as claimed in claim 1, wherein: the bottom of the support rack (8) is symmetrically and fixedly provided with first positioning sliding blocks (17), first positioning sliding grooves (18) are formed in two side edges of the inside of the support frame (7), and the first positioning sliding blocks (17) are slidably arranged in the first positioning sliding grooves (18).

3. A TOFD test aid for small diameter thick wall tubing as claimed in claim 1, wherein: the top of the supporting frame (7) is fixedly provided with a second positioning sliding block (19), the supporting rack (8) is provided with a second positioning sliding groove (20), and the second positioning sliding block (19) is slidably arranged in the second positioning sliding groove (20).

4. A TOFD test aid for small diameter thick wall tubing as claimed in claim 1, wherein: the rotating assembly (9) comprises a movable connecting shaft (21), the bottom of the movable connecting shaft (21) is fixedly connected with the top of the supporting rack (8), the top of the movable connecting shaft (21) is fixedly connected with the bottom of the supporting plate (3), a side of the movable connecting shaft (21) is fixedly provided with a threaded sleeve (22), one side of the movable connecting shaft (21) away from the threaded sleeve (22) is provided with an adjusting bolt (23), and one end of the adjusting bolt (23) is in threaded connection with the threaded sleeve (22).