CN219935751U

CN219935751U - Auxiliary measuring tool for ultrasonic detection defects of welding lines

Info

Publication number: CN219935751U
Application number: CN202320993799.3U
Authority: CN
Inventors: 王海锋; 竺哲明; 周旭刚
Original assignee: SHAOXING SPECIAL EQUIPMENT TESTING INSTITUTE
Current assignee: SHAOXING SPECIAL EQUIPMENT TESTING INSTITUTE
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-31
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses an auxiliary measuring tool for ultrasonic detection defects of welding seams, which comprises a fixed sleeve, a positioning ruler and a measuring ruler, wherein a boss is arranged on the side surface of the fixed sleeve, a limit groove is formed in the boss, one end of the positioning ruler is positioned in the limit groove and detachably connected with the limit groove, the positioning ruler can move along the limit groove, and the positioning ruler is connected with the measuring ruler through a limit block. According to the utility model, through the design that the positioning ruler slides in the limiting groove, the rotation of the positioning ruler can be realized, the separation of the positioning ruler and the fixed sleeve can be realized, and the defect position measurement and the packaging and transportation are facilitated.

Description

Auxiliary measuring tool for ultrasonic detection defects of welding lines

Technical Field

The utility model relates to the technical field of auxiliary measurement, in particular to an auxiliary measurement tool for detecting defects by welding line ultrasonic.

Background

The ultrasonic flaw detector is a (practical) detecting instrument developed according to various national and industry standards, and can detect, position, evaluate and diagnose various defects in a workpiece, such as layering, white spots, cracks, incomplete penetration, incomplete fusion, slag inclusion and the like, rapidly, conveniently and accurately without damage. The method is widely applied to metal structure and welding quality detection in the industries of construction engineering, steel structure manufacturing, special equipment inspection, boiler pressure vessel manufacturing, engineering machinery manufacturing, ferrous metallurgy, ship manufacturing, petroleum and natural gas equipment manufacturing and the like.

In the detection process, the defect position and the defect length need to be measured in an auxiliary way through a measuring ruler, and the existing measuring ruler, such as an authorized bulletin number CN213396859U, discloses a defect measuring ruler for ultrasonic detection, which has the defects that: the defect positioning ruler and the probe clamp are not detachable, so that the packaging and carrying of the measuring ruler are not facilitated, and improvement on the defect positioning ruler is urgently needed.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides an auxiliary measuring tool for the ultrasonic detection defects of the welding line, which can realize the rotation of the positioning ruler and the separation of the positioning ruler and the fixed sleeve through the design that the positioning ruler slides in the limiting groove, thereby being convenient for measuring the positions of the defects and packaging and transporting.

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

the utility model provides a weld ultrasonic testing defect auxiliary measurement instrument, includes fixed cover, location chi and dipperstick, fixed cover side is equipped with the boss, the inside spacing groove that is equipped with of boss, location chi one end is located the spacing inslot and is connected with the spacing groove is detachable, location chi can remove along the spacing groove, location chi passes through the stopper with the dipperstick and is connected.

The positioning ruler comprises a first chute, the measuring ruler comprises a second chute, the limiting block penetrates through the first chute and the second chute, and the positioning ruler and the measuring ruler can both move by taking the limiting block as a reference.

Baffle plates are inwards arranged on two sides of the boss in an extending mode, a limiting groove is formed between the baffle plates and the outer wall of the fixing sleeve, and the positioning ruler penetrates through the two baffle plates.

The locating ruler is characterized in that a rotating shaft is arranged at the end part of the locating ruler, the rotating shaft is inserted into the limiting groove to limit, and the locating ruler can rotate by taking the rotating shaft as a rotating point.

The baffle comprises a notch, the size of the notch is larger than the section size of the rotating shaft, the distance between the two notches is larger than the length of the rotating shaft, and the rotating shaft can be separated from the limiting groove from the notch.

The limiting groove is internally provided with a pressing plate, and the lower part of the pressing plate is abutted against the upper part of the positioning ruler.

The pressing plate can move up and down, and the pressing plate can move to the upper portion of the notch.

The fixed cover upper portion is equipped with the connection platform, the boss both sides are equipped with the guide way, the guide way is run through at the clamp plate both ends, the clamp plate runs through the part of guide way and is connected with the screw rod, the screw rod upper end is fixed with the connection platform, the outside cover of screw rod is equipped with the spring, spring upper end butt connection platform lower part and lower extreme butt clamp plate upper portion.

The two opposite sides of the fixed sleeve are connected with fasteners in a threaded manner, one end of each fastener is inserted into the fixed sleeve, and the end of each fastener is connected with a clamping plate.

The upper part of the measuring ruler is provided with a handle, the lower end of the handle penetrates through the lower part of the measuring ruler, and the penetrating end is connected with a positioning block.

The beneficial effects of the utility model are as follows:

1. through the separated design of the positioning ruler and the fixed sleeve, the auxiliary measurement of the defect position can be realized, the packaging and the transportation of the utility model can be facilitated, and the structure is simple and reasonable;

2. when the fixed sleeve and the positioning rule need to be disassembled, the positioning rule is pushed to move upwards, the pressing plate is driven to move upwards and simultaneously compress the spring, when the pressing plate moves to the position above the notch and the rotating shaft is opposite to the notch, the rotating shaft can be pulled out from the notch, the separation of the positioning rule and the fixed sleeve is realized, and the positioning rule can be tightly pressed through the matching of the spring and the pressing plate, so that inaccurate measurement caused by the movement of the positioning rule in the detection process can be prevented, and the positioning rule is convenient to assemble and disassemble;

3. in the measurement process, through the connection of the probe and the fixed sleeve and the connection of the fixed sleeve and the positioning ruler, the probe and the positioning ruler are prevented from sliding relatively during measurement, and the detection precision is effectively ensured.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a cross-sectional view of the present utility model;

fig. 4 is a partial cross-sectional view of the measuring scale.

In the figure: 1. a fixed sleeve; 11. a boss; 12. a baffle; 13. a limit groove; 14. a notch; 15. a guide groove; 16. a connection station; 2. a positioning ruler; 21. a first chute; 22. a rotating shaft; 3. a measuring ruler; 31. a second chute; 32. a handle; 33. a positioning block; 4. a pressing plate; 5. a screw; 6. a spring; 7. a fastener; 71. a clamping plate; 8. and a limiting block.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

in the description of the present specification, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, an auxiliary measuring tool for ultrasonic detection defects of welding seams comprises a fixing sleeve 1, a positioning ruler 2 and a measuring ruler 3, wherein the fixing sleeve 1 can be sleeved outside a probe of a detector, two opposite sides of the fixing sleeve 1 are in threaded connection with fastening pieces 7, one end of each fastening piece 7 is inserted into the fixing sleeve 1, the end portions of the fastening pieces are connected with clamping plates 71, when the fixing sleeve 1 is sleeved outside the probe, the clamping plates 7 are screwed, the clamping plates 71 can be driven to move towards the probe to clamp the probe, the probe can be effectively fixed by arranging the fastening pieces 7 and the clamping plates 71, and the probe is prevented from moving in the measuring process, so that the measuring accuracy is affected.

The positioning ruler 2 is used for positioning the defect position, can synchronously move with the probe, is used for determining the left end point and the right end point of the defect, calculates the length of the defect, the positioning ruler 2 is connected with the measuring ruler 3 through a limiting block 8, specifically, the positioning ruler 2 comprises a first sliding groove 21, the measuring ruler 3 comprises a second sliding groove 31, the limiting block 8 penetrates through the first sliding groove 21 and the second sliding groove 31, the positioning ruler 2 and the measuring ruler 3 can move by taking the limiting block 8 as a reference, and the measuring ruler 3 is positioned below the positioning ruler 2.

Preferably, the surfaces of the positioning ruler 2 and the measuring ruler 3 are provided with scale marks, so that measurement is facilitated.

As shown in fig. 1, when the probe is installed in the fixed sleeve 1, the front end of the probe can be abutted against one side of the fixed sleeve 1 facing the direction of the positioning ruler 2, the side is the initial position for measurement, the horizontal distance between the defect and the front end of the probe can be measured by the positioning ruler 2, and in the measuring process, the probe and the positioning ruler 2 are prevented from sliding relatively due to the connection of the probe and the fixed sleeve 1 and the connection of the fixed sleeve 1 and the positioning ruler 2, so that the detection precision is effectively ensured.

Fixed cover 1 is connected with location chi 2, fixed cover 1 side is equipped with boss 11, the inside spacing groove 13 that is equipped with of boss 11, location chi 2 one end is located spacing groove 13 and is connected with spacing groove 13 detachable, boss 11 both sides inwards extend and are equipped with baffle 12, form spacing groove 13 between baffle 12 and the fixed cover 1 outer wall, location chi 2 passes between two baffles 12, location chi 2 can remove along spacing groove 13.

In the utility model, the thickness of the positioning ruler 2 and the measuring ruler 3 is thinner, the length is longer, if the positioning ruler 2 and the measuring ruler 3 are not in a separated design with the fixed sleeve 1, the damage to the positioning ruler 2 and the measuring ruler 3 and the increase of the package size can be caused in the transportation process, and the auxiliary measurement of the defect position can be realized through the separated design of the positioning ruler 2 and the fixed sleeve 1, the packaging and the transportation of the utility model can be facilitated, and the structure is simple and reasonable.

Further, the end of the positioning ruler 2 is provided with a rotating shaft 22, the rotating shaft 22 is inserted into the limiting groove 13 for limiting, the positioning ruler 2 can rotate by taking the rotating shaft 22 as a rotating point, when the probe is searching for defects, the positioning ruler 2 can rotate upwards, the probe is convenient to move, and when the defect is found, the positioning ruler 2 can rotate to the horizontal through the rotating shaft 22, so that the defect position can be conveniently determined.

Further, the baffle 12 includes a notch 14, the size of the notch 14 is greater than the size of the section of the rotating shaft 22, the distance between the two notches 14 is greater than the length of the rotating shaft 22, the rotating shaft 22 can be separated from the limiting groove 13 from the notch 14, and the notch 14 is provided to facilitate the separation of the positioning ruler 2 from the limiting groove 13, so that the positioning ruler 2 is convenient to disassemble and assemble.

Further, the inside clamp plate 4 that is equipped with of spacing groove 13, clamp plate 4 lower part butt location chi 2 upper portion, clamp plate 4 can reciprocate, clamp plate 4 can remove breach 14 top, specifically, fixed cover 1 upper portion is equipped with connection platform 16, boss 11 both sides are equipped with guide way 15, clamp plate 4 both ends run through guide way 15, part that clamp plate 4 runs through guide way 15 is connected with screw rod 5, screw rod 5 upper end is fixed with connection platform 16, screw rod 5 pass clamp plate 4 from the lower network and then with connection platform 16 threaded connection, screw rod 5 outside cover is equipped with spring 6, spring 6 upper end butt connection platform 16 lower part and lower extreme butt clamp plate 4 upper portion.

When fixed cover 1 and location chi 2 need be dismantled, promote location chi 2 upward movement, location chi 2 drives clamp plate 4 upward movement and compression spring 6 simultaneously, when clamp plate 4 moved to breach 14 top and pivot 22 just to breach 14, can take out pivot 22 from breach 14, realize the separation of location chi 2 and fixed cover 1, through the cooperation of spring 6 and clamp plate 4, not only can compress tightly location chi 2 to can prevent to remove at the detection in-process location chi 2 and lead to measuring inaccurately, the dismouting of location chi 2 of being convenient for still.

Preferably, the upper portion of the measuring scale 3 is provided with a handle 32, the lower end of the handle 32 penetrates through the lower portion of the measuring scale 3 and the penetrating end is connected with a positioning block 33, the lower surface of the positioning block 33 can be abutted against the surface of a measured object, the movement of the measuring scale 3 can be facilitated by arranging the handle 32, the supporting function can be played on the measuring scale 3 by arranging the positioning block 33, and the movement of the measuring scale 3 can be further facilitated.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a welding seam ultrasonic detection defect auxiliary measurement instrument which characterized in that: including fixed cover (1), location chi (2) and dipperstick (3), fixed cover (1) side is equipped with boss (11), boss (11) inside is equipped with spacing groove (13), location chi (2) one end is located spacing groove (13) and is connected with spacing groove (13) detachable, location chi (2) can remove along spacing groove (13), location chi (2) are connected through stopper (8) with dipperstick (3).

2. The ultrasonic weld defect detection auxiliary measuring tool according to claim 1, wherein: the positioning ruler (2) comprises a first chute (21), the measuring ruler (3) comprises a second chute (31), the limiting block (8) penetrates through the first chute (21) and the second chute (31), and the positioning ruler (2) and the measuring ruler (3) can move by taking the limiting block (8) as a reference.

3. The ultrasonic weld defect detection auxiliary measuring tool according to claim 1, wherein: baffle (12) are inwards arranged on two sides of the boss (11) in an extending mode, a limiting groove (13) is formed between the baffle (12) and the outer wall of the fixed sleeve (1), and the positioning ruler (2) penetrates through the two baffles (12).

4. A weld ultrasonic inspection defect auxiliary measurement tool according to claim 3, wherein: the end part of the positioning ruler (2) is provided with a rotating shaft (22), the rotating shaft (22) is inserted into the limiting groove (13) to limit, and the positioning ruler (2) can rotate by taking the rotating shaft (22) as a rotating point.

5. The auxiliary measuring tool for ultrasonic detection defects of welding seams according to claim 4, wherein: the baffle (12) comprises a notch (14), the size of the notch (14) is larger than the cross-sectional size of the rotating shaft (22), the distance between the two notches (14) is larger than the length of the rotating shaft (22), and the rotating shaft (22) can be separated from the limiting groove (13) from the notch (14).

6. The ultrasonic weld defect detection auxiliary measuring tool according to claim 5, wherein: the limiting groove (13) is internally provided with a pressing plate (4), and the lower part of the pressing plate (4) is abutted to the upper part of the positioning ruler (2).

7. The ultrasonic weld defect detection auxiliary measuring tool according to claim 6, wherein: the pressing plate (4) can move up and down, and the pressing plate (4) can move to the position above the notch (14).

8. The ultrasonic weld defect detection auxiliary measuring tool according to claim 7, wherein: fixed cover (1) upper portion is equipped with connection platform (16), boss (11) both sides are equipped with guide way (15), guide way (15) are run through at clamp plate (4) both ends, part that clamp plate (4) run through guide way (15) is connected with screw rod (5), screw rod (5) upper end is fixed with connection platform (16), screw rod (5) outside cover is equipped with spring (6), spring (6) upper end butt connection platform (16) lower part and lower extreme butt clamp plate (4) upper portion.

9. The ultrasonic weld defect detection auxiliary measuring tool according to claim 1, wherein: the two opposite sides of the fixed sleeve (1) are in threaded connection with a fastener (7), one end of the fastener (7) is inserted into the fixed sleeve (1), and the end is connected with a clamping plate (71).

10. The ultrasonic weld defect detection auxiliary measuring tool according to claim 1, wherein: the upper portion of the measuring ruler (3) is provided with a handle (32), the lower end of the handle (32) penetrates through the lower portion of the measuring ruler (3) and the penetrating end is connected with a positioning block (33).