CN215985875U

CN215985875U - Phased array ultrasonic detection device for small-diameter pipe welding seam

Info

Publication number: CN215985875U
Application number: CN202122207868.7U
Authority: CN
Inventors: 方志泓; 王鹏飞; 贺锡鹏; 苏润; 纪园园; 毛敏
Original assignee: Xian Thermal Power Research Institute Co Ltd
Current assignee: Xian Thermal Power Research Institute Co Ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-03-08
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a phased array ultrasonic detection device for a small-diameter pipe weld joint, which comprises a rectangular fixing seat and a phased array ultrasonic detector body, wherein the phased array ultrasonic detector body is arranged on the rear end face of the rectangular fixing seat through an installation part, a cavity is formed in the inner side of the rectangular fixing seat, the inner wall of the cavity is vertically connected with a connecting block, upper fixing parts are arranged at the upper end and the lower end of the outer side of the connecting block, a lower fixing part is arranged on the outer wall of the connecting block close to the lower position, a bent pipe is arranged between the upper fixing part and the lower fixing part, the top of the phased array ultrasonic detector body is linearly connected with a connecting part, the top of the connecting part is linearly connected with a connecting pipe, and one end, far away from the connecting part, of the connecting pipe is communicated with an extension pipe. The utility model can carry out ultrasonic detection on the welding position of the bent pipe, and is more stable in detection, thereby ensuring that the detection data error is smaller.

Description

Phased array ultrasonic detection device for small-diameter pipe welding seam

Technical Field

The utility model belongs to the technical field of small-diameter pipe welding detection, and particularly relates to a phased array ultrasonic detection device for a small-diameter pipe welding seam.

Background

Along with the rapid development of economy in China, the small-diameter pipe is more and more in use demand, sometimes the small-diameter pipe is welded according to different requirements of a connecting pipe, the poor welding of the small-diameter pipe can directly influence the later use of the small-diameter pipe, and when the small-diameter pipe is used in different scenes and is not firmly welded, some unavoidable accidents can be caused seriously, so that the welded part of the small-diameter pipe needs to be detected, the numerical value measured in a relatively static and stable environment can be more accurate during detection, and the welding quality of the part is detected, the radar wave beam of the flexible and quick focusing scanning is synthesized in a certain space range, the ultrasonic phased array transducer is formed by a plurality of independent piezoelectric wafers into an array, each wafer unit is controlled and excited by an electronic system according to a certain rule and a time sequence, the position of a control focus and the focusing direction are adjusted, the bent welding small-diameter pipe which is put into use is detected in the actual environment, the operation is not convenient enough, the stability is not strong, and therefore the detection data is enabled to have larger errors easily, and therefore the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the background art, and provides a phased array ultrasonic detection device for a small-diameter pipe weld joint.

In order to achieve the above purpose, the utility model provides a phased array ultrasonic detection device for a small-diameter pipe welding seam, which comprises a rectangular fixed seat and a phased array ultrasonic detector body, wherein the phased array ultrasonic detector body is arranged on the rear end surface of the rectangular fixed seat through an installation part, a cavity is arranged on the inner side of the rectangular fixed seat, the inner wall of the cavity is vertically connected with a connecting block, upper fixing parts are arranged at the upper end and the lower end of the outer side of the connecting block, a lower fixing part is arranged at the position, close to the lower part, of the outer wall of the connecting block, a bent pipe is arranged between the upper fixing part and the lower fixing part, a connecting part is linearly connected with the top of the phased array ultrasonic detector body, a connecting pipe is linearly connected with the top of the connecting part, one end, far away from the connecting part, of the connecting pipe is communicated with an extension pipe, one end, far away from the connecting pipe, of the extension pipe is provided with a detection component, the detection component is positioned at the bent pipe bending welding position, the outer wall of one side of the rectangular fixed seat is provided with an erection component near the upper part, and the extension pipe is arranged on the inner side of the erection component.

Preferably, the installed part comprises a supporting seat installed on the rear end face of the rectangular fixed seat, and the phased array ultrasonic detector body is clamped on the inner side of the supporting seat.

Preferably, the upper fixing part comprises rubber rectangular seats respectively fixedly sleeved at the upper end and the lower end of the outer side of the connecting block, the rubber rectangular seats are symmetrically provided with elastic torsion blocks, the outer edges of the elastic torsion blocks are arranged in a smooth manner, and the upper end part of the outer side of the elbow is sleeved between the two elastic torsion blocks.

Preferably, the lower fixing part comprises a rubber connecting seat which is fixedly connected to the outer wall of the connecting block and is close to the position below the connecting block, the top of the rubber connecting seat is provided with an opening, the top of the rubber connecting seat is close to the two sides of the opening, elastic retaining seats are fixedly connected to the two sides of the opening, and the lower end part of the outer side of the elbow is movably clamped between the two elastic retaining seats.

Preferably, the detection assembly comprises a probe tube transversely communicated with the extension tube, a probe is mounted at the end of the probe tube, and the scanning end of the probe faces the bent tube bending welding position.

Preferably, the erection component comprises fixing rods symmetrically and fixedly connected to the upper position of the outer wall of one side of the rectangular fixing seat, and one ends of the fixing rods are fixedly connected with annular sleeves which are sleeved on the outer side of the extension pipe together.

Preferably, the extension pipe is clamped by the annular sleeve and the fixing rod.

Compared with the prior art, the utility model has at least the following beneficial technical effects:

the upper fixing piece and the lower fixing piece are arranged, so that the detection device can be conveniently and stably clamped on the outer side of the bent pipe when the bent pipe is installed and used, detection is carried out, the bent part of the bent pipe is correspondingly pushed to the outer side of the bent pipe in a sliding and extruding mode, the lower end part of the bent pipe is conveniently clamped on the outer walls of the two sides of the bent part of the bent pipe through the rubber connecting seat and the elastic clamping seat, the upper end part of the bent pipe is wrapped through the rubber rectangular seat and the elastic torsion block in an extruding mode, the bent welding part of the bent pipe can be stably detected through the detection device, and errors can be effectively reduced through data obtained through stable detection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of another embodiment of the present invention;

FIG. 3 is a sectional view of the internal structure of the rectangular fixing base of the present invention;

FIG. 4 is an enlarged view of the utility model at A in FIG. 2.

Description of reference numerals:

1. a rectangular fixed seat; 2. a supporting seat; 3. a phased array ultrasonic detector body; 4. a cavity; 5. a connecting pipe; 6. a probe; 7. bending the pipe; 8. an elastic twisting block; 9. a probe tube; 10. connecting blocks; 11. an elastic stop seat; 12. a rubber connecting seat; 13. fixing the rod; 14. an annular sleeve; 15. an extension pipe; 16. a rubber rectangular seat.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1-4 a phased array ultrasonic testing device for path pipe welding seam, including rectangle fixing base 1 and phased array ultrasonic testing appearance body 3, phased array ultrasonic testing appearance body 3 is installed at 1 rear end face of rectangle fixing base through setting up the installed part, the installed part is including installing supporting seat 2 at 1 rear end face of rectangle fixing base, phased array ultrasonic testing appearance body 3 clamps in the inboard of supporting seat 2, supporting seat 2 through setting up can install phased array ultrasonic testing appearance body 3 at the rear end face of rectangle fixing base 1, thereby be convenient for nimble elbow 7 to connecting detect, phased array ultrasonic testing appearance body 3 is prior art, it is at this here that to carry on numerous neoplasms.

Cavity 4 has been seted up to 1 inboard of rectangle fixing base, the vertical connecting block 10 that is connected with of 4 inner walls of cavity, both ends all are provided with the mounting about the connecting block 10 outside, it establishes the rubber rectangle seat 16 at both ends about the connecting block 10 outside including fixed cover respectively to go up the mounting, the outside symmetry of two rubber rectangle seats 16 is installed elasticity and is turned round piece 8, two elasticity is turned round piece 8 outer edges and all is slick and sly setting up, 7 outer side upper end parts of return bend are established jointly and are turned round between piece 8 at two elasticity, it makes to be convenient for with the stable suit of rectangle fixing base 1 on the return bend 7 that needs the detection to set up rubber rectangle seat 16 respectively at the outside both ends of connecting block 10, thereby ensure the accuracy of data, elasticity is turned round piece 8 when the in-service use, also can adopt rubber materials to use.

The outer wall of the connecting block 10 is provided with a lower fixing part close to the lower position, the lower fixing part comprises a rubber connecting seat 12 fixedly connected to the outer wall of the connecting block 10 and close to the lower position, the top of the rubber connecting seat 12 is provided with an opening, two side edges of the top of the rubber connecting seat 12 close to the opening are fixedly connected with elastic baffle seats 11, the lower end part of the outer side of the elbow 7 is movably clamped between the two elastic baffle seats 11, an elbow 7 is arranged between the upper fixing part and the lower fixing part, the elbow 7 is a bent small-diameter pipe, the rubber connecting seat 12 and the elastic baffle seats 11 can clamp the lower end part of the elbow 7, so that the connection tightness between the rectangular fixing seat 1 and the elbow 7 is improved, the elastic baffle seats 11 can also be replaced by rubber materials in later use, when the rubber materials are in extrusion contact with the elbow 7, the elbow 7 can be conveniently clamped by the elasticity of the rubber materials, and the self friction force of the rubber materials is also larger, so that it can be wrapped firmly around the outside of the elbow 7.

The top of the phased array ultrasonic detector body 3 is linearly connected with a connecting part, the top of the connecting part is linearly connected with a connecting pipe 5, one end of the connecting pipe 5, which is far away from the connecting part, is communicated with an extension pipe 15, one end of the extension pipe 15, which is far away from the connecting pipe 5, is provided with a detection assembly, the detection assembly comprises a detection pipe 9 which is transversely communicated with the extension pipe 15, the end part of the detection pipe 9 is provided with a probe 6, the scanning end of the probe 6 faces to the bent pipe 7 bending welding position, the detection assembly is positioned at the bent pipe 7 bending welding position, the outer wall of one side of the rectangular fixing seat 1 is provided with an erecting assembly near the upper part, the extension pipe 15 is arranged at the inner side of the erecting assembly, the connecting pipe 5 is convenient to be connected with the extension pipe 15, the extension pipe 15 is convenient to increase the length of the connecting pipe 5 so as to be communicated with the probe 6, and the welding condition of the bent pipe 7 is transmitted to the extension pipe 15 and the connecting pipe 5, and finally, obtaining data through the phased array ultrasonic detector body 3.

Erect the subassembly and include that symmetry fixed connection is at the dead lever 13 of 1 one side outer wall top position of rectangle fixing base, the equal fixed connection annular cover 14 of one end of two dead levers 13, and two annular covers 14 suit is in the outside of extension pipe 15 jointly, can clamp extension pipe 15 through annular cover 14 and the dead lever 13 that sets up to ensure to survey the stability of transmission.

The working principle is as follows: during the use, from the bending part of return bend 7, corresponding the outer wall of return bend 7, the crowded rectangle fixing base 1 that pushes away to the outside of return bend 7 of sliding, rubber connecting seat 12 and elasticity keep off seat 11 just clamp the tip part under the return bend 7 at the both sides outer wall of return bend 7 bending part, the upper end part of return bend 7 then wraps up it through crowded rubber rectangle seat 16 and the elasticity piece of turning round 8 that pushes away to make the scanning end of probe 6 can be stable detect return bend 7 bending welding department, this mode can be applied to and use under can touching return bend 7 connection, detect it, the data that stable detection obtained can reduce the error effectively.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The phased array ultrasonic detection device for the welding seam of the small-diameter pipe is characterized by comprising a rectangular fixing seat (1) and a phased array ultrasonic detector body (3), wherein the phased array ultrasonic detector body (3) is arranged on the rear end face of the rectangular fixing seat (1) by arranging an installation part, a cavity (4) is formed in the inner side of the rectangular fixing seat (1), a connecting block (10) is vertically connected to the inner wall of the cavity (4), upper fixing parts are arranged at the upper end and the lower end of the outer side of the connecting block (10), a lower fixing part is arranged on the outer wall of the connecting block (10) close to the lower position, a bent pipe (7) is arranged between the upper fixing part and the lower fixing part, a connecting part is linearly connected to the top of the phased array ultrasonic detector body (3), a connecting pipe (5) is linearly connected to the top of the connecting part, and an extending pipe (15) is communicated with one end, far away from the connecting part, of the connecting pipe (5), the one end that connecting pipe (5) were kept away from in extension pipe (15) is provided with determine module, determine module is located return bend (7) welding department of buckling, rectangle fixing base (1) one side outer wall is close to the top position and is provided with erects the subassembly, extension pipe (15) set up the inboard of erectting the subassembly.

2. The phased array ultrasonic testing device for the small-diameter pipe welding seam according to claim 1, characterized in that the mounting piece comprises a supporting seat (2) installed on the rear end face of a rectangular fixed seat (1), and the phased array ultrasonic testing instrument body (3) is clamped on the inner side of the supporting seat (2).

3. The phased array ultrasonic testing device for the small-diameter pipe welding seam according to claim 1, wherein the upper fixing member comprises rubber rectangular seats (16) fixedly sleeved at the upper end and the lower end of the outer side of the connecting block (10), elastic torsion blocks (8) are symmetrically arranged at the outer sides of the two rubber rectangular seats (16), and the upper end part of the outer side of the elbow pipe (7) is commonly sleeved between the two elastic torsion blocks (8).

4. The phased array ultrasonic testing device for the small-diameter pipe welding seam according to claim 3, characterized in that the outer edges of the two elastic torsion blocks (8) are smoothly arranged.

5. The phased array ultrasonic testing device for the small-diameter pipe welding seam according to claim 1, wherein the lower fixing member comprises a rubber connecting seat (12) fixedly connected to the outer wall of the connecting block (10) and close to a lower position, an opening is formed in the top of the rubber connecting seat (12), elastic baffle seats (11) are fixedly connected to two side edges of the top of the rubber connecting seat (12) close to the opening, and the lower end part of the outer side of the elbow (7) is movably clamped between the two elastic baffle seats (11).

6. The phased array ultrasonic testing device for the small-diameter pipe welding seam according to claim 1, characterized in that the testing assembly comprises a probe pipe (9) which is transversely communicated with the extension pipe (15), a probe (6) is installed at the end part of the probe pipe (9), and the scanning end of the probe (6) bends the welding position towards the bent pipe (7).

7. The phased array ultrasonic testing device for the small-diameter pipe welding seam is characterized in that the erection component comprises fixing rods (13) which are symmetrically and fixedly connected to a position above the outer wall of one side of the rectangular fixing seat (1), one end of each fixing rod (13) is fixedly connected with an annular sleeve (14), and the two annular sleeves (14) are jointly sleeved on the outer side of the extension pipe (15).

8. The phased array ultrasonic testing apparatus for small diameter pipe welds of claim 7, characterized in that the extension pipe (15) is clamped by the provision of the annular sleeve (14) and the fixing rod (13).