CN212008438U

CN212008438U - Ultrasonic flaw detection equipment for pipe flaw detection

Info

Publication number: CN212008438U
Application number: CN202020877577.1U
Authority: CN
Inventors: 赵立阔; 张春光
Original assignee: Hebei Fangquan Pipeline Equipment Co ltd
Current assignee: Hebei Fangquan Pipeline Equipment Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-11-24
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses an ultrasonic inspection equipment for tubular product is detected a flaw, including the operation panel, be provided with the inner chamber on the operation panel, the intercommunication has the bar hole on the inner wall of inner chamber, and bar downthehole slip is provided with the gag lever post, and it is provided with the rod cover to slide on the gag lever post, is fixed with the probe body on the rod cover, is fixed with the tube socket on the operation panel, is provided with a plurality of ball grooves on the interior cambered surface of tube socket, and the ball inslot rolls and is provided with the ball, and rolling contact has the pipeline body on the ball, and the pipeline body is hugged closely with probe. The height of the probe body can be adjusted by sliding the rod sleeve on the limiting rod, the probe body can be highly positioned by inserting the positioning pin into the pin locking structure of the positioning groove, and meanwhile, the two limiting rods can drive the two probe bodies to be close to or far away from each other in a simultaneous opposite mode, so that the distance can be adjusted according to the diameter of the pipeline body.

Description

Ultrasonic flaw detection equipment for pipe flaw detection

Technical Field

The utility model belongs to the technical field of the ultrasonic inspection equipment, specifically be an ultrasonic inspection equipment for tubular product is detected a flaw.

Background

Ultrasonic flaw detection is a method for detecting the flaw of a part by using the characteristic that ultrasonic energy penetrates into the depth of a metal material and is reflected at the edge of an interface when the ultrasonic energy enters another section from the section.

The metal pipe is a common conveying material or a common lapping material, and the metal pipe for conveying needs to be subjected to flaw detection after being manufactured so as to avoid leakage when the metal pipe is put into liquid materials for conveying.

According to authorizing bulletin number CN207440011U an ultrasonic wave pipeline nondestructive inspection equipment, belong to pipeline test equipment, aim at providing a simple structure, easy operation's ultrasonic wave pipeline nondestructive inspection equipment, its technical scheme as follows, including the support frame, the support frame is both ends open-ended arc hollow structure, the expansion plate is worn to be equipped with respectively at the both ends of support frame, be equipped with ultrasonic transducer on the expansion plate, still be equipped with the clamping piece on the expansion plate.

Although it can press from both sides tightly the pipeline, adjusts the position of two probes, but because the diameter of pipeline is different, the probe can be close to the central line position best and detect, and the effect of detecting a flaw like this is better, and the device, the interval that only can adjust two probes, the limitation is great, influences detection quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultrasonic inspection equipment for tubular product is detected a flaw to solve the not good problem of detection quality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ultrasonic flaw detection equipment for tubular product is detected a flaw, includes the operation panel, be provided with the inner chamber on the operation panel, the intercommunication has the bar hole on the inner wall of inner chamber, the bar downthehole slip is provided with the gag lever post, it is provided with the rod cover to slide on the gag lever post, be fixed with the probe body on the rod cover, be fixed with the tube socket on the operation panel, be provided with a plurality of ball grooves on the intrados of tube socket, the ball inslot rolls and is provided with the ball, and the pipeline body slides around on the tube socket to realize the detection of whole root pipeline body, when sliding in the front and back, the ball can reduce sliding friction resistance, also avoids the pipeline body when sliding, receives the scratch, rolling contact has the pipeline body on the ball, the pipeline body is hugged closely with probe.

Preferably, the rod sleeve is provided with a positioning hole, a positioning pin is arranged in the positioning hole in a sliding mode, and the positioning pin is connected with the rod sleeve through a spring, so that the telescopic resetting stability of the positioning pin is guaranteed.

Preferably, the limiting rod is provided with a positioning groove, and the positioning pin and the positioning groove are arranged in a sliding insertion mode, so that the height of the probe body can be conveniently adjusted and the position of the probe body can be fixed.

Preferably, the bearing is fixed to the inner wall both sides of inner chamber all and is embedded in, and interference fit has the drive shaft in the bearing, can guarantee the stability that the drive shaft supported.

Preferably, a motor is fixed on the operating platform through a bracket, a rotating shaft of the motor is fixedly connected with the driving shaft through a coupling, and the model of the motor is 51K120 GU-AF.

Preferably, the driving shaft is provided with two sections of equidistant thread protrusions, and the two sections of thread protrusions are opposite in direction, so that the two limiting rods can be close to or far away from each other in opposite directions at the same time and can be adjusted according to the diameter of the pipeline body.

Preferably, the thread is provided with the thread bush on the screw thread arch, and thread bush and gag lever post fixed connection, thread bush can drive the gag lever post and move about, and the cooperation gag lever post slides with the bar hole and hugs closely for the gag lever post can form the principle of lead screw motion, horizontal migration.

Compared with the prior art, the beneficial effects of the utility model are that: the height of the probe body can be adjusted by sliding the rod sleeve on the limiting rod, the probe body can be highly positioned by inserting the positioning pin into the pin locking structure of the positioning groove, and meanwhile, the two limiting rods can drive the two probe bodies to be close to or far away from each other in a simultaneous opposite mode, so that the distance can be adjusted according to the diameter of the pipeline body.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of the utility model at a;

fig. 3 is an enlarged schematic view of the utility model at b;

fig. 4 is a structural view of the rod sleeve and the limiting rod of the present invention.

In the figure: 1. an operation table; 11. an inner cavity; 12. a strip-shaped hole; 13. a limiting rod; 14. a rod sleeve; 15. a probe body; 16. a tube holder; 17. a ball groove; 18. a ball bearing; 19. a pipe body; 2. positioning holes; 21. positioning pins; 22. a spring; 23. positioning a groove; 3. a bearing; 31. a drive shaft; 32. a motor; 4. a threaded boss; 41. and (4) a threaded sleeve.

Detailed Description

Referring to fig. 1, 2 and 3, an ultrasonic flaw detection device for pipe flaw detection includes an operation table 1, an inner cavity 11 is formed in the operation table 1, a strip-shaped hole 12 is communicated with an inner wall of the inner cavity 11, a limiting rod 13 is slidably disposed in the strip-shaped hole 12, a rod sleeve 14 is slidably disposed on the limiting rod 13, a probe body 15 is fixed on the rod sleeve 14, a pipe seat 16 is fixed on the operation table 1, a plurality of ball grooves 17 are disposed on an inner arc surface of the pipe seat 16, balls 18 are slidably disposed in the ball grooves 17, the pipe body 19 slides back and forth on the pipe seat 16, so that the whole pipe body 19 is detected, when the pipe body slides back and forth, the balls 18 can reduce sliding friction resistance, the pipe body 19 is prevented from being scratched when sliding, the pipe body 19 is prevented from being in rolling contact with the balls 18, and the pipe body 19 is in close contact with the probe body 15.

Referring to fig. 1 and 2, the rod sleeve 14 is provided with a positioning hole 2, a positioning pin 21 is slidably disposed in the positioning hole 2, and the positioning pin 21 is connected with the rod sleeve 14 through a spring 22, so as to ensure the stable extension and retraction of the positioning pin 21.

Referring to fig. 1 and 2, the positioning groove 23 is formed in the limiting rod 13, and the positioning pin 21 and the positioning groove 23 are slidably inserted into each other, so that the height of the probe body 15 can be conveniently adjusted and the position can be fixed.

Referring to fig. 1, bearings 3 are fixedly embedded in both sides of the inner wall of the inner cavity 11, and a driving shaft 31 is in interference fit in the bearings 3, so that the supporting stability of the driving shaft 31 can be ensured.

Referring to fig. 1, a motor 32 is fixed on an operating board 1 through a bracket, a rotating shaft of the motor 32 is fixedly connected with a driving shaft 31 through a coupling, the motor 32 is 51K120GU-AF, a positive and negative rotation switch is fixed on a shell of the motor 32 through a lead, the positive and negative rotation switch is HY2-8, and the positive and negative rotation switch is plugged with an indoor 220V power strip through a lead plug for electrification.

Referring to fig. 1, two equidistant thread protrusions 4 are arranged on the driving shaft 31, and the directions of the two thread protrusions 4 are opposite, so that the two limiting rods 13 can simultaneously move towards or away from each other, and can be adjusted according to the diameter of the pipeline body 19.

Referring to fig. 1, the thread on the thread protrusion 4 is provided with a thread bush 41, the thread bush 41 is fixedly connected with the limit rod 13, the thread bush 41 can drive the limit rod 13 to move, and the limit rod 13 is matched with the strip-shaped hole 12 to be closely attached in a sliding manner, so that the limit rod 13 can form a principle of screw motion and horizontally move.

The working principle of the scheme is as follows: when the pipeline body 19 needs to be subjected to flaw detection, the pipeline body 19 is erected on the pipe seat 16, and friction resistance and friction damage can be reduced when the pipeline body 19 is pushed to be detected through rolling of the balls 18.

Then, switch on motor 32's power, through positive reverse switch starter motor 32, carry out the operation of positive reverse rotation, drive shaft 31 rotates for the activity of thread bush 41, cooperation gag lever post 13 slides in bar hole 12, makes gag lever post 13 can horizontal migration, and the protruding 4 setting of positive reverse screw thread of deuterogamying makes being close to or keeping away from of two gag lever posts 13 subtend simultaneously, thereby makes two probe bodies 15 can contact pipeline body 19.

When the probe body 15 needs to be placed at the middle position as close as possible to the height of the pipeline body 19, the positioning pin 21 is pulled outwards, so that the positioning pin 21 is separated from the current positioning groove 23, then the rod sleeve 14 slides on the limiting rod 13, and when the position of the positioning pin 21 corresponds to the positioning groove 23 at the new position, the positioning pin 21 is inserted into the positioning groove 23 through the resetting effect of the spring 22, so that the height of the probe body 15 is fixed.

Claims

1. An ultrasonic flaw detection device for pipe flaw detection comprises an operation table (1), and is characterized in that: be provided with inner chamber (11) on operation panel (1), the intercommunication has bar hole (12) on the inner wall of inner chamber (11), it is provided with gag lever post (13) to slide in bar hole (12), it is provided with rod cover (14) to slide on gag lever post (13), be fixed with probe body (15) on rod cover (14), be fixed with tube socket (16) on operation panel (1), be provided with a plurality of ball grooves (17) on the intrados of tube socket (16), the roll is provided with ball (18) in ball groove (17), the roll contact has pipeline body (19) on ball (18), pipeline body (19) are hugged closely with probe body (15) contact.

2. The ultrasonic testing apparatus for pipe testing of claim 1, wherein: the rod sleeve (14) is provided with a positioning hole (2), a positioning pin (21) is arranged in the positioning hole (2) in a sliding mode, and the positioning pin (21) is connected with the rod sleeve (14) through a spring (22).

3. The ultrasonic testing apparatus for pipe testing of claim 2, characterized in that: the limiting rod (13) is provided with a positioning groove (23), and the positioning pin (21) and the positioning groove (23) are arranged in an inserting mode in a sliding mode.

4. The ultrasonic testing apparatus for pipe testing of claim 1, wherein: the bearing (3) are fixedly embedded into two sides of the inner wall of the inner cavity (11), and a driving shaft (31) is arranged in the bearing (3) in an interference fit mode.

5. The ultrasonic testing apparatus for pipe testing of claim 4, wherein: a motor (32) is fixed on the operating platform (1) through a support, and a rotating shaft of the motor (32) is fixedly connected with the driving shaft (31) through a coupler.

6. The ultrasonic testing apparatus for pipe testing of claim 5, wherein: two sections of equidistant thread protrusions (4) are arranged on the driving shaft (31), and the directions of the two sections of thread protrusions (4) are opposite.

7. The ultrasonic testing apparatus for pipe testing of claim 6, wherein: the thread boss (4) is provided with a thread sleeve (41) in a threaded manner, and the thread sleeve (41) is fixedly connected with the limiting rod (13).