High-precision pressure vessel weld non-destructive testing equipment for pressure vessel inspection and testing

Abstract

The present invention provides a high-precision nondestructive testing device for pressure vessel welds for pressure vessel inspection and testing, including an inspection box, a support block, a lifting rod, a storage cavity, a first connecting block, an arc-shaped clamping rod, a hand-held tube, a pushable steering operation control cover structure, a lockable and adjustable strap frame structure, and an adsorbable protective inspection frame structure, wherein the four corners of the bottom end of the inspection box are respectively bolted with support blocks. The inspection box, the storage cavity, the steering cover, the control panel, the U-shaped frame, the second connecting block, the connecting plate, the rotating rod and the sliding rod of the present invention cooperate with each other, which is conducive to grasping the steering cover for pulling during use, and driving the connecting plate to move, and then during the inspection process, the rotating rod and the sliding rod and the U-shaped frame and the second connecting block are connected by pins, which is convenient for adjusting the angle of the steering cover and the control panel during the inspection process, and convenient for operation during the nondestructive inspection process.

Description

Technical Field

[0001] The invention belongs to the technical field of pressure vessel testing equipment, and in particular relates to high-precision pressure vessel weld nondestructive testing equipment for pressure vessel testing. Background Art

[0002] Weld nondestructive testing equipment is also called ultrasonic weld defect detector. It can quickly, conveniently, non-destructively and accurately detect, locate, evaluate and diagnose various defects inside the workpiece. It is used both in laboratories and on-site engineering inspections. It is widely used in weld inspection in boiler and pressure vessel manufacturing, weld quality assessment in engineering machinery manufacturing, iron and steel metallurgy, steel structure manufacturing, shipbuilding, oil and gas equipment manufacturing and other fields that require defect detection and quality control. The existing weld nondestructive testing equipment is not convenient for observation during the inspection process, and the shaking of the box during the inspection process can easily affect the inspection effect and easily cause damage to the inspection mechanism during the inspection process. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides high-precision pressure vessel weld non-destructive testing equipment for pressure vessel inspection and testing. By improving the connection of the control mechanism during use, it is convenient to observe the controller operation during the inspection process, and the back-moving mechanism is improved during use to prevent the box from shaking during the inspection and affecting the work. The inspection mechanism is improved during use to facilitate the protection of the inspection mechanism during the inspection.

[0004] A high-precision nondestructive testing device for pressure vessel welds used for pressure vessel inspection and testing comprises an inspection box, wherein the four corners of the bottom end of the inspection box are respectively bolted with support blocks; the middle position of the upper end of the inspection box is bolted with a lifting rod; a storage chamber is provided inside the right end of the inspection box; the upper left side and the lower left side of the inspection box are respectively bolted with a first connecting block; the outer wall of the first connecting block is respectively bolted with an arc-shaped clamping rod; the interior of the arc-shaped clamping rod is clamped with a hand-held tube, characterized in that the interior of the storage chamber is provided with a pushable steering operation control cover structure; the front of the inspection box The end is provided with a lockable and adjustable shoulder strap frame structure; the bottom end of the telescopic tube arranged inside the bottom end of the hand-held tube is provided with an adsorbable protection detection frame structure; the pushable steering operation control cover structure includes a steering cover, and a control panel is arranged at the middle position of the right side of the steering cover; a U-shaped frame is bolted to the middle position of the left side of the steering cover; the second connecting block is connected to the middle position of the right side of the connecting plate by a pin at the left end of the U-shaped frame; the second connecting block is bolted to the middle position of the right side of the connecting plate; the four corners of the left side of the connecting plate are respectively bolted to rotating rods; the left end of the rotating rod is respectively pin-connected to the sliding rod.

[0005] Preferably, the lockable and adjustable shoulder strap frame structure includes a shoulder strap frame, and ventilation holes are sequentially opened on the left and right sides of the shoulder strap frame from top to bottom; ventilation grooves are sequentially opened on the front surface of the shoulder strap frame from top to bottom; adjustable shoulder straps are respectively provided on the left and right sides of the front end of the shoulder strap frame; connecting rods are respectively threadedly connected on the left and right sides of the bottom end of the shoulder strap frame; and an elastic band is provided on the outer wall of the connecting rod.

[0006] Preferably, the adsorbable protective detection frame structure includes a U-shaped connecting frame, and the outer wall of the bottom end of the U-shaped connecting frame is pin-connected to a rotating seat; the rotating seat is bolted to the middle position of the upper end of the detection frame; the internal top end of the detection frame is bolted to an ultrasonic detection generator; the left and right ends of the detection frame are respectively pin-connected to the rotating frame; the outer ends of the rotating frame are respectively pin-connected to magnetic suction rollers.

[0007] Compared with the prior art, the present invention has the following beneficial effects:

[0008] 1. In the present invention, the detection box, storage cavity, steering cover, control panel, U-shaped frame, second connecting block, connecting plate, rotating rod and sliding rod are arranged to cooperate with each other, which is conducive to grasping the steering cover for pulling during use and driving the connecting plate to move, and then during the detection process, the rotating rod and the sliding rod and the U-shaped frame and the second connecting block are connected by pins, which is convenient for adjusting the angles of the steering cover and the control panel during the detection process, and convenient for operation during the non-destructive detection process.

[0009] 2. In the present invention, the detection box, the shoulder strap frame, the ventilation holes, the ventilation slots, the adjustable shoulder straps, the connecting rods and the elastic bands are arranged in coordination with each other, which is conducive to fixing the detection box by sleeves on the waist of the user through the elastic bands during the non-destructive testing process, thereby facilitating the purpose of improving the stability of the detection box during the non-destructive testing of welds.

[0010] 3. In the present invention, the arrangement of the U-shaped connecting frame, rotating seat, detection frame, ultrasonic detection generator, rotating frame and magnetic roller is conducive to adsorbing the ultrasonic detection generator on the equipment that needs to be tested for weld seam through the magnetic roller during the non-destructive testing process. The inverted V-shaped arrangement of the detection frame cooperates with the magnetic roller to protect the ultrasonic detection generator during the non-destructive testing process and prevent the ultrasonic detection generator from being damaged during the non-destructive testing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the present invention.

[0012] Figure 2 It is a structural schematic diagram of the pushable steering operation control cover structure of the present invention.

[0013] Figure 3 It is a structural schematic diagram of the lockable and adjustable shoulder strap frame structure of the present invention.

[0014] Figure 4 It is a structural schematic diagram of the adsorbable protection detection frame structure of the present invention.

[0015] Figure 5 It is a left side view of the present invention.

[0016] In the figure:

[0017] 1. Detection box; 2. Support block; 3. Lifting rod; 4. Storage chamber; 5. First connecting block; 6. Arc-shaped clamping rod; 7. Hand-held tube; 8. Pushable steering operation control cover structure; 81. Steering cover; 82. Control panel; 83. U-shaped frame; 84. Second connecting block; 85. Connecting plate; 86. Rotating rod; 87. Sliding rod; 9. Lockable and adjustable shoulder strap frame structure; 91. Strap frame; 92. Ventilation holes; 93. Ventilation slots; 94. Adjustable shoulder strap; 95. Connecting rod; 96. Elastic band; 10. Adsorbable protective detection frame structure; 101. U-shaped connecting frame; 102. Rotating seat; 103. Detection frame; 104. Ultrasonic detection generator; 105. Rotating frame; 106. Magnetic roller. DETAILED DESCRIPTION

[0018] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing comprises an inspection box 1, a support block 2, a lifting rod 3, a storage chamber 4, a first connecting block 5, an arc-shaped clamping rod 6, a hand-held tube 7, a pushable steering operation control cover structure 8, a lockable and adjustable shoulder strap frame structure 9 and an adsorbable protective inspection frame structure 10. The four corners of the bottom end of the inspection box 1 are bolted with support blocks 2 respectively; the lifting rod 3 is bolted with a bolt at the middle position of the upper end of the inspection box 1; the right end of the inspection box 1 is provided with a storage chamber 4; the upper left side and the lower left side of the inspection box 1 are bolted with a first connecting block 5 respectively; the outer wall of the first connecting block 5 is bolted with an arc-shaped clamping rod 6 respectively; the interior of the arc-shaped clamping rod 6 is clamped with a hand-held tube 7; the interior of the storage chamber 4 is provided with a pushable steering operation control cover structure 8; the front end of the inspection box 1 is provided with a lockable and adjustable shoulder strap frame structure 9; the bottom end of the telescopic tube provided inside the bottom end of the hand-held tube 7 is provided with an adsorbable protective inspection frame structure Structure 10; the pushable steering operation control cover structure 8 includes a steering cover 81, a control panel 82, a U-shaped frame 83, a second connecting block 84, a connecting plate 85, a rotating rod 86 and a sliding rod 87. The control panel 82 is arranged at the middle position of the right side of the steering cover 81; the U-shaped frame 83 is bolted to the middle position of the left side of the steering cover 81; the second connecting block 84 is connected to the second connecting block 84 by a pin at the left end of the U-shaped frame 83; the second connecting block 84 is bolted to the middle position of the right side of the connecting plate 85; the rotating rod 86 is bolted to the four corners of the left side of the connecting plate 85; the sliding rod 87 is connected to the left end of the rotating rod 86 by a pin; when using, the detection box 1 is placed in a suitable position, and then according to the needs and detection environment of the detection process, the steering cover 81 is pulled to move, and the connecting plate 85 is driven to move, and the steering cover 81 is pulled to a suitable position, so as to facilitate the adjustment of the positions of the steering cover 81 and the control panel 82 during the detection process and improve the detection efficiency.

[0019] In this embodiment, combined with the Figure 3As shown, the lockable and adjustable shoulder strap frame structure 9 includes a shoulder strap frame 91, ventilation holes 92, ventilation slots 93, adjustable shoulder straps 94, connecting rods 95 and elastic bands 96. The left and right sides of the shoulder strap frame 91 are provided with ventilation holes 92 in sequence from top to bottom; the front surface of the shoulder strap frame 91 is provided with ventilation slots 93 in sequence from top to bottom; the left and right sides of the front end of the shoulder strap frame 91 are respectively provided with adjustable shoulder straps 94; the left and right sides of the bottom end of the shoulder strap frame 91 are respectively threadedly connected with connecting rods 95; the outer wall of the connecting rod 95 is provided with an elastic band 96; after adjusting the position of the steering cover 81, by adjusting the length of the adjustable shoulder strap 94, the adjustable shoulder strap 94 is matched with the shoulder strap frame 91, and then is sleeved on the shoulders of the operator, and when the operator is carried, the elastic band 96 is sleeved on the waist of the operator to improve the stability of the device during the detection process.

[0020] In this embodiment, combined with the Figure 4 As shown, the adsorbable protective detection frame structure 10 includes a U-shaped connecting frame 101, a rotating seat 102, a detection frame 103, an ultrasonic detection generator 104, a rotating frame 105 and a magnetic roller 106. The bottom outer wall of the U-shaped connecting frame 101 is pin-connected with the rotating seat 102; the rotating seat 102 is bolted to the middle position of the upper end of the detection frame 103; the internal top end of the detection frame 103 is bolted with the ultrasonic detection generator 104; the left and right ends of the detection frame 103 are respectively pinned. The shaft is connected with a rotating frame 105; the outer ends of the rotating frame 105 are pin-connected with magnetic rollers 106; then during the inspection, the length of the hand-held tube 7 and the telescopic tube set inside the bottom of the hand-held tube 7 are adjusted, and then the magnetic roller 106 is used for adsorption, and the inspection frame 103 is fixed on the surface of the welded workpiece such as the equipment or pipeline, and the ultrasonic detection generator 104 is placed on the weld, and then the weld inspection work is carried out, and the weld information is transmitted to the inside of the control panel 82, thereby completing the non-destructive inspection work.

[0021] In this embodiment, specifically, the bottom end of the hand-held tube 7 is internally threadedly connected with a telescopic tube and the upper portion of the outer wall of the hand-held tube 7 is sleeved with a silicone sleeve; the arc-shaped clamping rod 6 adopts an elastic stainless steel rod; the upper portion and the lower portion of the inner wall at the front and rear ends of the detection box 1 are respectively provided with sliding grooves.

[0022] In this embodiment, specifically, a sliding block is bolted to the left outer wall of the sliding rod 87 ; and a silicone pad is provided at the connection between the U-shaped frame 83 and the second connecting block 84 .

[0023] In this embodiment, specifically, the sliding blocks arranged on the outer wall of the sliding rod 87 are respectively slidably arranged inside the sliding grooves opened on the inner wall of the detection box 1; the connecting plate 85 is inserted into the right end of the detection box 1 and is arranged on the right side inside the storage cavity 4.

[0024] In the present embodiment, specifically, the ventilation holes 92 and ventilation slots 93 are connected to each other; the elastic band 96 is an elastic band with a socket; and the interior of the shoulder strap frame 91 is fixed with support columns in sequence from top to bottom.

[0025] In this embodiment, specifically, the strap frame 91 is bolted to the front end of the detection box 1 and a PVC pad is provided at the connection.

[0026] In this embodiment, specifically, the detection frame 103 is an inverted V-shaped PVC frame with grooves opened inside the left and right ends respectively; the rotating frame 105 is a curved PVC frame with a fixing groove opened at the outer end.

[0027] In this embodiment, specifically, the U-shaped connecting frame 101 is pin-connected to the outer wall of the bottom end of the telescopic tube arranged inside the bottom end of the hand-held tube 7 and an elastic silicone pad is arranged at the gap.

[0028] How it works

[0029] In the present invention, when in use, the detection box 1 is placed in a suitable position, and then according to the needs and detection environment during the detection process, the steering cover 81 is pulled to move, and the connecting plate 85 is driven to move, and the steering cover 81 is pulled to a suitable position, so as to facilitate the adjustment of the positions of the steering cover 81 and the control panel 82 during the detection process, and improve the detection efficiency. After adjusting the position of the steering cover 81, by adjusting the length of the adjustable shoulder strap 94, the adjustable shoulder strap 94 is matched with the shoulder strap frame 91, and then sleeved on the shoulders of the operator, and when the back is moved, the elastic band 96 is sleeved on the waist of the operator to improve the stability of the device during the detection process. Then, during the detection, the length of the telescopic tube set inside the bottom of the hand-held tube 7 and the hand-held tube 7 is adjusted, and then the magnetic roller 106 is used for adsorption, and the detection frame 103 is fixed on the surface of the workpiece after welding such as the equipment or pipeline, and the ultrasonic detection generator 104 is placed on the weld, and then the weld detection work is carried out, and the weld information is transmitted to the inside of the control panel 82, thereby completing the non-destructive testing work.

[0030] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. A high-precision nondestructive testing device for pressure vessel welds for pressure vessel inspection and testing, comprising an inspection box (1), wherein support blocks (2) are bolted to the four corners of the bottom end of the inspection box (1); a lifting rod (3) is bolted to the middle position of the upper end of the inspection box (1); a storage chamber (4) is provided inside the right end of the inspection box (1); a first connecting block (5) is bolted to the upper left side and the lower left side of the inspection box (1); an arc-shaped clamping rod (6) is bolted to the outer wall of the first connecting block (5); a hand-held tube (7) is clamped inside the arc-shaped clamping rod (6); and the characteristic is that: The storage chamber (4) in the high-precision pressure vessel weld non-destructive testing device for pressure vessel inspection and testing is provided with a pushable steering operation control cover structure (8) inside; the front end of the inspection box (1) is provided with a lockable and adjustable shoulder strap frame structure (9); the bottom end of the telescopic tube provided inside the bottom end of the hand-held tube (7) is provided with an adsorbable protective testing frame structure (10); the pushable steering operation control cover structure (8) includes a steering cover (81), and a control panel (82) is provided at the middle position of the right side of the steering cover (81); a U-shaped screw cap (82) is bolted to the middle position of the left side of the steering cover (81); The U-shaped frame (83) is provided with a second connecting block (84) connected by a pin shaft inside the left end of the U-shaped frame (83); the second connecting block (84) is bolted to the middle position of the right side of the connecting plate (85); the four left corners of the connecting plate (85) are respectively bolted to rotating rods (86); the left end of the rotating rod (86) is respectively pin-connected to a sliding rod (87), and the sliding blocks arranged on the outer wall of the sliding rod (87) are respectively slidably arranged in the sliding grooves opened on the inner wall of the detection box (1); the connecting plate (85) is inserted into the right end of the detection box (1) and is arranged on the right side of the storage chamber (4).

2. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 1, characterized in that: The lockable and adjustable shoulder strap frame structure (9) comprises a shoulder strap frame (91), and ventilation holes (92) are sequentially provided on the left and right sides of the shoulder strap frame (91) from top to bottom; ventilation slots (93) are sequentially provided on the front surface of the shoulder strap frame (91) from top to bottom; adjustable shoulder straps (94) are respectively provided on the left and right sides of the front end of the shoulder strap frame (91); connecting rods (95) are respectively threadedly connected on the left and right sides of the bottom end of the shoulder strap frame (91); and the outer wall of the connecting rod (95) is provided with an elastic band (96).

3. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 1, characterized in that: The adsorbable protective detection frame structure (10) comprises a U-shaped connecting frame (101), the bottom outer wall of the U-shaped connecting frame (101) is pin-connected to a rotating seat (102); the rotating seat (102) is bolted to the middle position of the upper end of the detection frame (103); the internal top end of the detection frame (103) is bolted to an ultrasonic detection generator (104); the left and right ends of the detection frame (103) are respectively pin-connected to a rotating frame (105); the outer ends of the rotating frame (105) are respectively pin-connected to a magnetic suction roller (106).

4. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 1, characterized in that: The left outer wall of the sliding rod (87) is respectively fixed with a sliding block by bolts; and a silicone pad is provided at the connection between the U-shaped frame (83) and the second connecting block (84).

5. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 2, characterized in that: The ventilation holes (92) and ventilation slots (93) are connected to each other; the elastic band (96) is an elastic band with a socket; and support columns are fixed in sequence from top to bottom inside the shoulder strap frame (91).

6. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 2, characterized in that: The strap frame (91) is bolted to the front end of the detection box (1) and a PVC pad is provided at the connection.

7. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 3, characterized in that: The detection frame (103) is an inverted V-shaped PVC frame with grooves provided inside the left and right ends respectively; the rotating frame (105) is a curved PVC frame with a fixing groove provided at the outer end.

8. The high-precision pressure vessel weld nondestructive testing equipment for pressure vessel inspection and testing as claimed in claim 3, characterized in that: The U-shaped connecting frame (101) is pin-connected to the outer wall of the bottom end of the telescopic tube arranged inside the bottom end of the hand-held tube (7), and an elastic silicone pad is arranged at the gap.

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