CN217212461U

CN217212461U - Sample storage tank for detecting weld defects

Info

Publication number: CN217212461U
Application number: CN202220750586.3U
Authority: CN
Inventors: 刁志锋; 王薪谕; 窦林彬; 江坚; 樊晟; 黄柯; 蒋利伟
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-08-16
Anticipated expiration: 2032-04-02

Abstract

The utility model relates to a sample storage tank for detecting welding seam defect, it includes the jar body, the jar body is spherical storage tank, first welding seam and second welding seam symmetry set up in the top and below of the horizontal central line of jar body and parallel with the horizontal central line of jar body, be equipped with third welding seam and fourth welding seam above the second welding seam of jar body left side, be equipped with fifth welding seam and sixth welding seam between first welding seam and the second welding seam of jar body left side, first welding seam below the jar body left side is equipped with seventh welding seam and eighth welding seam; the position of the welding seam on the right side of the tank body corresponds to the left side. The utility model is suitable for a high accuracy accurate assessment of defect for form the defect acoustic emission quantization criterion and the safe operation management and control to spherical storage tank provide accurate technical basis.

Description

Sample storage tank for detecting weld defects

Technical Field

The utility model relates to a welding seam defect detecting technical field especially relates to a sample storage tank for detecting welding seam defect.

Background

The quality of welding quality directly determines the quality of products, and due to the influence of various interference factors in the welding process, the phenomenon of unstable welding can occur, so that weld defects such as cracks, unmelted welding, incomplete penetration, depressions, slag inclusion, air holes and the like are generated, and the defects can cause the conditions of reduction of the cross section area of a weld, reduction of the bearing capacity of a weldment, stress concentration, reduction of fatigue strength, easy breakage of the weldment, brittle failure and the like. In particular, the detection of the quality of the welding seam in the welding process becomes important in order to avoid the loss caused by the quality problem of the weldment due to the maximum harmfulness of the welding seam crack and the non-fusion occurring in the welding process.

At present, five conventional nondestructive detection methods, namely a visual detection method, a ray inspection method, an ultrasonic detection method, a penetration detection method and a magnetic powder detection method, are mainly used for detecting weld defects, and in the detection process of the weld defects, the existing detection methods often have the conditions of inaccurate signal identification and inconsistent processing results, so that the weld defects need to be detected and researched, and a sample storage tank for detecting the weld defects is urgently needed aiming at the quantitative criterion and the detection procedure for detecting the activity and the strength of the steel for the spherical storage tank by means of acoustic emission on-line detection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned not enough, provide a sample storage tank for detecting welding seam defect, simulate different operating modes, and arrange a plurality of probes to the defective position, be applicable to the accurate evaluation of high accuracy of defect.

The purpose of the utility model is realized like this:

a sample storage tank for detecting weld defects comprises a tank body, wherein the tank body is a spherical storage tank, and a first weld, a second weld, a third weld, a fourth weld, a fifth weld, a sixth weld, a seventh weld, an eighth weld, a ninth weld, a tenth weld, an eleventh weld, a twelfth weld, a thirteenth weld and a fourteenth weld are arranged on the tank body and distributed on the tank body;

the first welding line and the second welding line are symmetrically arranged above and below the transverse center line of the tank body and are parallel to the transverse center line of the tank body, a third welding line and a fourth welding line are arranged above the second welding line on the left side of the tank body, a fifth welding line and a sixth welding line are arranged between the first welding line and the second welding line on the left side of the tank body, and a seventh welding line and an eighth welding line are arranged below the first welding line on the left side of the tank body; the welding seam position on the right side of the tank body corresponds to the left side, the ninth welding seam and the tenth welding seam correspond to the third welding seam and the fourth welding seam respectively, the eleventh welding seam and the twelfth welding seam correspond to the fifth welding seam and the sixth welding seam, and the thirteenth welding seam and the fourteenth welding seam correspond to the seventh welding seam and the eighth welding seam.

Further, the third welding seam is an arc line, and a tangent of the arc surface of the third welding seam inclines upwards to the right.

Further, the seventh welding seam is an arc line, and the tangent of the arc surface of the seventh welding seam is inclined leftwards.

Further, the third weld and the fourth weld are symmetrically arranged about the longitudinal centerline of the can body, the seventh weld and the eighth weld are symmetrically arranged about the longitudinal centerline of the can body, and the third weld and the fourth weld are symmetrically arranged about the longitudinal centerline of the can body.

Furthermore, one or more of five weld defects, namely a circle-lacking weld defect, a strip-lacking weld defect, an unfused weld defect, a penetration-lacking weld defect and a crack weld defect, are respectively arranged on the first weld, the second weld, the third weld, the fourth weld, the fifth weld, the sixth weld, the seventh weld, the eighth weld, the ninth weld, the tenth weld and the eleventh weld.

Furthermore, a lifting device is arranged below two adjacent supports in the four supports below the tank body.

Furthermore, the top surface of the tank body is provided with an upper end enclosure, and a probe is arranged in the upper end enclosure.

Further, a manhole cylinder is arranged on the bottom surface of the tank body, and a probe is arranged in the manhole cylinder.

Furthermore, a probe is respectively arranged at the joint of each welding seam.

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

the utility model discloses a spherical tank body simulation steel container for the on-line measuring to the welding seam defect of steel spherical container, the utility model discloses a press regional distribution multiple welding seam defect on the jar body, contained the circle lack, the strip lacks, not fuse, weld defects such as not weld through and crackle, the law is arranged on the jar body, simulate different operating modes, and arrange a plurality of probes to the defective position, be applicable to the accurate evaluation of high accuracy of defect, it is accurate to realize complicated background spherical tank damage acoustic emission signal mode discernment, provides accurate technical basis for forming defect acoustic emission quantization criterion and the safe operation management and control to spherical storage tank.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a right side view of the present invention.

Fig. 4 is a top view of the present invention.

Wherein:

tank 1, support 2, first weld 31, second weld 32, third weld 33, fourth weld 34, fifth weld 35, sixth weld 36, seventh weld 37, eighth weld 38, ninth weld 39, tenth weld 310, eleventh weld 311, twelfth weld 312, thirteenth weld 313, fourteenth weld 314, first probe 41, second probe 42, third probe 43, fourth probe 44, fifth probe 45, sixth probe 46, seventh probe 47, eighth probe 48, ninth probe 49, tenth probe 410, eleventh probe 411, twelfth probe 412, third probe 413, fourteenth probe 414, fifteenth probe 415, sixteenth probe 416, seventeenth probe 417, upper head 5, upper vent 51, hand hole 52, manhole drum 6, manhole flange 61, manhole cover 62, lower vent 63, vent 64, manhole 7, safety valve port 8, safety valve port 7, A pressure gauge 9, a sewage draining exit 10 and a lifting device 11.

Detailed Description

For better understanding of the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following embodiments are not intended to limit the embodiments of the present invention, but only the embodiments of the present invention. It should be noted that the description of the positional relationship of the components, such as the component a is located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.

Example 1:

referring to fig. 1-4, fig. 1 depicts a schematic diagram of a sample tank for detecting weld defects. As shown in the figure, the utility model discloses a sample storage tank for detecting welding seam defect, it includes a jar body 1, jar body 1 is the spherical storage tank of steel, the lower part of jar body 1 is equipped with four supports 2 and supports, the surface of jar body 1 is equipped with multiple welding seam defect and a plurality of probe, and the sound sensor is adopted to the probe.

The plurality of weld defects comprise a first weld 31, a second weld 32, a third weld 33, a fourth weld 34, a fifth weld 35, a sixth weld 36, a seventh weld 37, an eighth weld 38, a ninth weld 39, a tenth weld 310, an eleventh weld 311, a twelfth weld 312, a thirteenth weld 313 and a fourteenth weld 314 which are distributed on the surface of the tank body 1.

The welding method is characterized in that the first welding line 31 and the second welding line 32 are symmetrically arranged above and below the transverse central line of the tank body 1 and are parallel to the transverse central line of the

tank body

1, 2 circular-defect welding line defects, 2 strip-defect welding line defects and 3 crack welding line defects are arranged on the

first welding line

31, and 1 circular-defect welding line defect, 1 strip-defect welding line defect and 4 unfused welding line defects are arranged on the second welding line 32.

Second welding seam 32 top on the 1 left side of the jar body is equipped with third welding seam 33 and fourth welding seam 34, third welding seam 33 is the pitch arc, and its cambered surface tangent line slopes up to the right, third welding seam 33 and fourth welding seam 34 are about the vertical central line symmetrical arrangement of the jar body 1, be equipped with 1 rounding weld defect and 1 not fusing the weld defect on the third welding seam 33, be equipped with 1 not weld the penetration weld defect on the fourth welding seam 34.

A fifth welding line 35 and a sixth welding line 36 are arranged between the first welding line 31 and the second welding line 32 on the left side of the tank body 1, the third welding line 33 and the fourth welding line 34 are symmetrically arranged about the longitudinal center line of the

tank body

1, 1 circular-defect welding line defect and 1 crack welding line defect are arranged on the

fifth welding line

35, and 1 crack welding line defect is arranged on the sixth welding line 36.

A seventh welding seam 37 and an eighth welding seam 38 are arranged below the first welding seam 31 on the left side of the tank body 1, the seventh welding seam 37 is an arc line, the tangent of the arc surface of the seventh welding seam is inclined towards the left, the seventh welding seam 37 and the eighth welding seam 38 are symmetrically arranged relative to the longitudinal central line of the

tank body

1, 1 unwelded welding seam defect is arranged on the

seventh welding seam

37, and 1 circular-defect welding seam defect, 1 strip-defect welding seam defect and 1 crack welding seam defect are arranged on the eighth welding seam 38.

The position of the weld on the right side of the tank body 1 corresponds to the left side, the ninth weld 39 and the tenth weld 310 correspond to the third weld 33 and the fourth weld 34 respectively, the eleventh weld 311 and the twelfth weld 312 correspond to the fifth weld 35 and the sixth weld 36, and the thirteenth weld 313 and the fourteenth weld 314 correspond to the seventh weld 37 and the eighth weld 38.

The ninth welding line 39 is provided with 1 circular-defect welding line defect, 1 strip-defect welding line defect and 1 crack welding line defect, the tenth welding line 310 is provided with 1 circular-defect welding line defect, the eleventh welding line 311 is provided with 2 strip-defect welding line defects and 1 non-penetration welding line defect, the twelfth welding line 312 is provided with 1 crack welding line defect, the thirteenth welding line 313 is provided with 1 non-penetration welding line defect, and the fourteenth welding line 314 is provided with 1 strip-defect welding line defect and 1 crack welding line defect.

The top surface of the tank body 1 is provided with an upper seal head 5, the upper seal head 5 is provided with an upper exhaust port 51 and a hand hole 52, the bottom surface of the tank body 1 is provided with a manhole cylinder 6, the manhole cylinder 6 is connected with a manhole cover 62 through a manhole flange 61, and the manhole cover 62 is provided with a manhole 64 and a lower exhaust port 63.

One side of the upper sealing head 5 is provided with an emptying port 7, the other side of the upper sealing head is provided with a safety valve port 8, a pressure gauge 9 is arranged between the emptying port 7 and the upper sealing head 5, and the pressure gauge 9 is also arranged between the safety valve port 8 and the upper sealing head 5.

Two sides of the manhole cylinder 6 are respectively provided with a sewage outlet 10.

Two adjacent supports 2 in the four supports 2 below the tank body 1 are provided with lifting devices 11, and the lifting devices 11 adopt hydraulic oil cylinders to simulate the uneven settlement state of the tank body 1.

A first probe 41 is arranged on the inner wall of the upper end enclosure 5, a second probe 42 is arranged at the joint of the third welding seam 33 and the second welding seam 32, a third probe 43 is arranged at the joint of the fourth welding seam 34 and the second welding seam 32, a fourth probe 44 is arranged at the joint of the fifth welding seam 35 and the second welding seam 32, a fifth probe 45 is arranged at the joint of the sixth welding seam 36 and the second welding seam 32, a sixth probe 46 is arranged at the joint of the seventh welding seam 37 and the first welding seam 31, a seventh probe 47 is arranged at the joint of the eighth welding seam 38 and the first welding seam 31, an eighth probe 48 is arranged between the joints of the fifth welding seam 35 and the sixth welding seam 36 on the first welding seam 31, a ninth probe 49 is arranged between the bottoms of the seventh welding seam 37 and the eighth welding seam 38, and the eighth probe 48 and the ninth probe 49 are arranged on the longitudinal central line of the tank body 1;

a tenth probe 410 is arranged between the joints of the ninth welding seam 39 and the tenth welding seam 310 on the second welding seam 32, an eleventh probe 411 is arranged between the joints of the ninth welding seam 39 and the eleventh welding seam 311 on the second welding seam 32, a twelfth probe 412 is arranged between the joints of the tenth welding seam 310 and the twelfth welding seam 312 on the second welding seam 32, a thirteenth probe 413 is arranged between the joints of the eleventh welding seam 311 and the thirteenth welding seam 313 on the first welding seam 31, a fourteenth probe 414 is arranged between the joints of the twelfth welding seam 312 and the fourteenth welding seam 314 on the first welding seam 31, a fifteenth probe 415 is arranged at the bottom of the thirteenth welding seam 313, a sixteenth probe 416 is arranged at the bottom of the fourteenth welding seam 314, and a seventeenth probe 417 is arranged on the inner wall of the manhole cylinder 6.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a sample storage tank for detecting welding seam defect which characterized in that: the spherical storage tank comprises a tank body, wherein the tank body is a spherical storage tank, and a first welding seam, a second welding seam, a third welding seam, a fourth welding seam, a fifth welding seam, a sixth welding seam, a seventh welding seam, an eighth welding seam, a ninth welding seam, a tenth welding seam, an eleventh welding seam, a twelfth welding seam, a thirteenth welding seam and a fourteenth welding seam are arranged on the tank body and distributed on the tank body;

2. The specimen tank for detecting weld defects according to claim 1, wherein: the third welding line is an arc line, and the tangent of the arc surface of the third welding line inclines upwards rightwards.

3. The specimen tank for detecting weld defects according to claim 2, wherein: the seventh welding line is an arc line, and the tangent of the arc surface of the seventh welding line inclines leftwards.

4. The specimen tank for detecting weld defects according to claim 1, wherein: the third welding seam and the fourth welding seam are symmetrically arranged relative to the longitudinal center line of the tank body, the seventh welding seam and the eighth welding seam are symmetrically arranged relative to the longitudinal center line of the tank body, and the third welding seam and the fourth welding seam are symmetrically arranged relative to the longitudinal center line of the tank body.

5. The specimen tank for detecting weld defects according to claim 1, wherein: and one or more of five weld defects, namely a circle-lacking weld defect, a strip-lacking weld defect, an unfused weld defect, a penetration-lacking weld defect and a crack weld defect, are respectively arranged on the first weld, the second weld, the third weld, the fourth weld, the fifth weld, the sixth weld, the seventh weld, the eighth weld, the ninth weld, the tenth weld and the eleventh weld.

6. The specimen tank for detecting weld defects according to claim 1, wherein: the lower part of the tank body is provided with four support supports, and a lifting device is arranged below two adjacent support supports in the four support supports.

7. The specimen tank for detecting weld defects according to claim 1, wherein: the top surface of the tank body is provided with an upper end enclosure, and a probe is arranged in the upper end enclosure.

8. The specimen tank for detecting weld defects according to claim 1, wherein: the bottom surface of the tank body is provided with a manhole cylinder, and a probe is arranged in the manhole cylinder.

9. The specimen tank for detecting weld defects according to claim 1, wherein: the joint of each welding seam is provided with a probe.