Positioning structure for pressure vessel inspection

Abstract

The utility model discloses a positioning structure for pressure vessel inspection, which is characterized in that a pressure vessel is placed on a supporting plate, the pressure vessel is clamped by a clamping mechanism, and the pressure vessel can be pushed in the clamping process to be positioned at the central position of the supporting plate. And after clamping is completed, adjusting rods can be driven through a first motor, the two adjusting rods rotate at the same time to drive a supporting plate to move vertically, the height of the supporting plate can be adjusted, pressure containers with different heights and diameters can be inspected conveniently, the operation difficulty is lowered, and use convenience is improved. According to the pressure container clamping device, the pressure container is placed on the supporting plate, the pressure container is clamped through the clamping mechanism, and the pressure container can be pushed in the clamping process to be located in the center of the supporting plate. And after clamping is completed, adjusting rods can be driven through a first motor, the two adjusting rods rotate at the same time to drive a supporting plate to move vertically, the height of the supporting plate can be adjusted, pressure containers with different heights and diameters can be inspected conveniently, the operation difficulty is lowered, and use convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure vessel inspection, in particular to a positioning structure for pressure vessel inspection. Background Art

[0002] The inspection of pressure vessels is very important because it affects the safety of personnel and the reliable operation of equipment. For different types of pressure vessels, special inspection items may be required, such as ultrasonic testing, magnetic particle inspection, etc.

[0003] During the existing pressure vessel inspection process, due to the different heights and diameters of different containers, they need to be fixed before inspection. Pressure vessels with lower heights also need to be raised before operation, which is cumbersome and inconvenient to use. Therefore, a positioning structure for pressure vessel inspection is proposed. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the shortcomings of the existing technology, the utility model provides a positioning structure for pressure vessel inspection, which solves the problem that in the existing pressure vessel inspection process, due to the different heights and diameters of different containers, they need to be fixed before inspection, and pressure vessels with lower heights also need to be raised before operation, which is cumbersome to operate and inconvenient to use.

[0006] (2) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a positioning structure for pressure vessel inspection, including a base and a support plate, the base is U-shaped structure and an adjustment column is provided in the middle of both sides of the top surface of the base, and a longitudinal groove is provided on the opposite surfaces of the two adjustment columns. Arc-shaped grooves are respectively provided on both sides of the support plate, and the support plate is movably installed on the inner side of the base, a transverse groove is provided in the middle of the top surface of the support plate, and limit plates are respectively installed on both sides of the top surface of the support plate, and a clamping mechanism is provided between the two limit plates, and the clamping mechanism includes a clamping plate, a bidirectional screw and a motor. There are two clamping plates in total and they are symmetrically arranged, and clamping grooves are provided on the opposite surfaces of the two clamping plates, and a number of mounting grooves are evenly provided inside the clamping grooves, and an airbag column is fixed in the mounting groove.

[0008] As a further preferred embodiment of the present invention, the internal rotation of the adjusting column is connected to an adjusting rod, the surface of the adjusting rod is provided with a threaded structure and is threadedly connected to a screw sleeve through the threaded structure, a connecting rod is installed on the side wall of the screw sleeve, and the end of the connecting rod extends into the grooves on both sides of the support plate and is fixedly connected to the support plate.

[0009] As a further preferred embodiment of the present invention, a motor 1 is installed on the upper end of one of the adjusting columns and the power output end of the motor 1 is connected to the upper end of one of the adjusting rods, and the upper end of the other adjusting rod extends above the adjusting column and is connected to an adjusting disk.

[0010] As a further preferred embodiment of the present invention, the end of the adjusting rod extends to the inside of the base and is connected to a synchronous wheel, and the two synchronous wheels are connected by a synchronous chain.

[0011] As a further preferred embodiment of the present invention, the bidirectional screw is installed inside the support plate and a screw sleeve 2 is threadedly connected to the bidirectional screw, a connecting column is installed on the top of the screw sleeve 2 and the upper end of the connecting column passes through the horizontal groove and is connected to the bottom of the splint, the motor 2 is installed on the side wall of the support plate and the power output end is connected to the bidirectional screw.

[0012] As a further preferred embodiment of the present invention, a telescopic hose is installed between the limit plate and the splint, the end of the telescopic hose extends into the interior of the splint and is connected to an air guide plate, the air guide plate has an arc-shaped structure and the side wall is connected to the airbag column.

[0013] (3) Beneficial effects

[0014] The utility model provides a positioning structure for pressure vessel inspection, which has the following beneficial effects:

[0015] The utility model places a pressure vessel on a support plate and clamps the pressure vessel using a clamping mechanism. During the clamping process, the pressure vessel can be pushed to the center of the support plate. After clamping, the adjustment rods can be driven by a motor. The simultaneous rotation of the two adjustment rods drives the support plate to move vertically. The height of the support plate can be adjusted, making it easier to inspect pressure vessels of different heights and diameters, reducing operational difficulty and improving ease of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural diagram of the positioning structure for pressure vessel inspection according to the present utility model;

[0017] Figure 2 This is a diagram of the internal structure of the base of the utility model;

[0018] Figure 3 This is a diagram of the internal structure of the support plate of the present invention;

[0019] Figure 4 This is a diagram of the internal structure of the splint described in the utility model.

[0020] In the figure: 1. Base; 2. Limit plate; 3. Adjustment disk; 4. Telescopic hose; 5. Clamping plate; 6. Horizontal groove; 7. Support plate; 8. Vertical groove; 9. Motor 1; 10. Adjustment column; 11. Motor 2; 12. Adjustment rod; 13. Screw sleeve 1; 14. Synchronous chain; 15. Synchronous wheel; 16. Connecting rod; 17. Bidirectional screw; 18. Screw sleeve 2; 19. Air guide plate; 20. Airbag column; 21. Clamping groove; 22. Mounting groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4 , the embodiment of the utility model provides a technical solution: a positioning structure for pressure vessel inspection, including a base 1 and a support plate 7, the base 1 is a U-shaped structure and an adjusting column 10 is provided in the middle of both sides of the top surface of the base 1, and a longitudinal groove 8 is provided on the opposite surfaces of the two adjusting columns 10. Arc grooves are respectively provided on both sides of the support plate 7, and the support plate 7 is movably installed on the inner side of the base 1, and a transverse groove 6 is provided in the middle of the top surface of the support plate 7. Limit plates 2 are respectively installed on both sides of the top surface of the support plate 7, and a clamping mechanism is provided between the two limit plates 2. The clamping mechanism includes a clamping plate 5, a bidirectional screw 17 and a motor 11. There are two clamping plates 5 in total and they are symmetrically arranged. Clamping grooves 21 are provided on the opposite surfaces of the two clamping plates 5, and a plurality of mounting grooves 22 are evenly provided inside the clamping groove 21. An airbag column 20 is fixed in the mounting groove 22.

[0023] For further improvement, the internal rotation of the adjusting column 10 is connected to the adjusting rod 12, the surface of the adjusting rod 12 is provided with a threaded structure and is threadedly connected to a screw sleeve 13 through the threaded structure, and a connecting rod 16 is installed on the side wall of the screw sleeve 13, and the end of the connecting rod 16 extends to the grooves on both sides of the support plate 7 and is fixedly connected to the support plate 7.

[0024] As a further improvement, a motor 9 is installed on the upper end of one of the adjustment columns 10 and the power output end of the motor 9 is connected to the upper end of one of the adjustment rods 12, and the upper end of the other adjustment rod 12 extends above the adjustment column 10 and is connected to the adjustment disk 3.

[0025] As a further improvement, the end of the adjusting rod 12 extends to the inside of the base 1 and is connected to a synchronous wheel 15 , and the two synchronous wheels 15 are connected by a synchronous chain 14 so that the two adjusting columns 10 rotate synchronously.

[0026] For further improvement, the bidirectional screw 17 is installed inside the support plate 7 and a screw sleeve 2 18 is threadedly connected to the bidirectional screw 17. A connecting column is installed on the top of the screw sleeve 2 18 and the upper end of the connecting column passes through the transverse groove 6 and is connected to the bottom of the splint 5. The motor 2 11 is installed on the side wall of the support plate 7 and the power output end is connected to the bidirectional screw 17. The bidirectional screw 17 drives the two screw sleeves 2 18 to move at the same time, so that they move to the middle or both sides at the same time.

[0027] As a further improvement, a telescopic hose 4 is installed between the limit plate 2 and the splint 5. The end of the telescopic hose 4 extends to the inside of the splint 5 and is connected to an air guide plate 19. The air guide plate 19 has an arc-shaped structure and its side wall is connected to the airbag column 20. An inflation port is provided on the back of the limit plate 2, and the inflation port is connected to an inflation device to supply air to the air guide plate 19. After the air is supplied, the airbag column 20 expands and adheres tightly to the surface of the container, thereby improving the stability of the clamping fixation.

[0028] Working principle: Place the pressure vessel near the middle of the surface of the support plate 7, start the motor 2 11 and drive the bidirectional screw 17 to rotate. After the bidirectional screw 17 rotates, it drives the splint 5 to move through the screw sleeve 2 18. During the movement, the splint 5 contacts the container and pushes the container to the middle of the support plate 7. After clamping, the air guide plate 19 is inflated. After inflation, the air bag column 20 expands and adheres to the surface of the container to improve the fixing stability; start the motor 1 9 and drive the adjusting rod 12 to rotate. After the adjusting rod 12 rotates, it drives the support plate 7 to move up. The detection device docks with the container and performs detection. After the detection is completed, the container can be removed.

[0029] The components of the present invention, 1, base; 2, limit plate; 3, adjustment plate; 4, telescopic hose; 5, clamping plate; 6, transverse groove; 7, supporting plate; 8, longitudinal groove; 9, motor 1; 10, adjustment column; 11, motor 2; 12, adjustment rod; 13, screw sleeve 1; 14, synchronous chain; 15, synchronous wheel; 16, connecting rod; 17, bidirectional screw; 18, screw sleeve 2; 19, air guide plate; 20, air bag column; 21, clamping groove; 22, mounting groove, are all universal standard parts or parts known to those skilled in the art, and their structures and principles can be easily understood by those skilled in the art through technical assistance. The problem solved by the present invention is that during the existing pressure vessel inspection process, due to the different heights and diameters of different containers, they need to be fixed before the inspection work, and the pressure vessels with lower heights also need to be raised before they can be operated, which is cumbersome to operate and inconvenient to use. The present invention combines the above components with each other. The present invention places the pressure vessel on the support plate 7, clamps the pressure vessel through the clamping mechanism, and can also push the pressure vessel during the clamping process to place it in the center of the support plate 7. After the clamping is completed, the adjusting rod 12 can be driven by the motor 9. After the two adjusting rods 12 rotate at the same time, the support plate 7 is driven to move vertically. The height of the support plate 7 can be adjusted, which is convenient for inspecting pressure vessels of different heights and diameters, reducing the difficulty of operation and improving the convenience of use.

[0030] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from all perspectives, the embodiments should be regarded as illustrative and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes that fall within the meaning and range of equivalents of the claims be included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0031] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A positioning structure for pressure vessel inspection, comprising a base (1) and a support plate (7), characterized in that: The base (1) is a U-shaped structure and an adjustment column (10) is provided in the middle of both sides of the top surface of the base (1), and a longitudinal groove (8) is provided on the opposite surfaces of the two adjustment columns (10). Arc grooves are provided on both sides of the support plate (7), and the support plate (7) is movably installed on the inner side of the base (1). A transverse groove (6) is provided in the middle of the top surface of the support plate (7). Limiting plates (2) are respectively installed on both sides of the top surface of the support plate (7), and a clamping mechanism is provided between the two limiting plates (2). The clamping mechanism includes a clamping plate (5), a bidirectional screw (17) and a second motor (11). There are two clamping plates (5) in total and they are symmetrically arranged. Clamping grooves (21) are provided on the opposite surfaces of the two clamping plates (5), and a plurality of mounting grooves (22) are evenly provided inside the clamping groove (21). An airbag column (20) is fixed in the mounting groove (22).

2. A positioning structure for pressure vessel inspection according to claim 1, characterized in that: The adjusting column (10) is internally rotatably connected to an adjusting rod (12), a surface of the adjusting rod (12) is provided with a threaded structure and is threadedly connected to a screw sleeve (13) through the threaded structure, a connecting rod (16) is installed on the side wall of the screw sleeve (13), and the ends of the connecting rod (16) extend into the grooves on both sides of the support plate (7) and are fixedly connected to the support plate (7).

3. The positioning structure for pressure vessel inspection according to claim 1, characterized in that: A motor (9) is installed on the upper end of one of the adjustment columns (10), and the power output end of the motor (9) is connected to the upper end of one of the adjustment rods (12). The upper end of the other adjustment rod (12) extends above the adjustment column (10) and is connected to the adjustment disk (3).

4. A positioning structure for pressure vessel inspection according to claim 3, characterized in that: The end of the regulating rod (12) extends to the inside of the base (1) and is connected to a synchronous wheel (15), and the two synchronous wheels (15) are connected by a synchronous chain (14).

5. The positioning structure for pressure vessel inspection according to claim 1, characterized in that: The bidirectional screw (17) is installed inside the support plate (7) and a screw sleeve (18) is threadedly connected to the bidirectional screw (17). A connecting column is installed on the top of the screw sleeve (18) and the upper end of the connecting column passes through the transverse groove (6) and is connected to the bottom of the clamping plate (5). The motor (11) is installed on the side wall of the support plate (7) and the power output end is connected to the bidirectional screw (17).

6. A positioning structure for pressure vessel inspection according to claim 1, characterized in that: A telescopic hose (4) is installed between the limit plate (2) and the clamping plate (5), and the end of the telescopic hose (4) extends into the interior of the clamping plate (5) and is connected to an air guide plate (19). The air guide plate (19) has an arc-shaped structure and a side wall connected to the airbag column (20).

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