CN222553372U

CN222553372U - A pressure vessel flaw detection tool

Info

Publication number: CN222553372U
Application number: CN202421368605.1U
Authority: CN
Inventors: 韩鹏
Original assignee: Yingkou Boiler And Pressure Vessel Inspection And Research Co ltd
Current assignee: Yingkou Boiler And Pressure Vessel Inspection And Research Co ltd
Priority date: 2024-06-17
Filing date: 2024-06-17
Publication date: 2025-03-04
Anticipated expiration: 2034-06-17

Abstract

The utility model discloses a flaw detection tool for a pressure container, which belongs to the technical field of pressure container detection and aims at solving the problems that the surface of the pressure container is difficult to detect by manually rolling a probe and the manual detection of the larger volume of the pressure container is difficult to carry out; according to the utility model, through the arranged inspection mechanism, the detection head can be quickly disassembled and replaced, so that the detection head is convenient to overhaul and maintain, the service life of the detection head is prolonged, the outer surface of the pressure container body is not required to be detected by holding the detection head, and the workload is reduced.

Description

Pressure vessel flaw detection tool

Technical Field

The utility model belongs to the technical field of pressure vessel inspection, and particularly relates to a pressure vessel flaw detection tool.

Background

The pressure container is a closed container capable of bearing pressure, has extremely wide application, and has important roles and functions in various departments such as industry, civil use, military industry and the like and various fields of scientific research. The pressure vessel used in petrochemical industry is about 50% of the total pressure vessel, and the pressure vessel is used in chemical and petrochemical fields.

According to the pressure vessel flaw detection tool disclosed in the prior art, the equipment plate of the pressure vessel is adsorbed on the surface of the pressure vessel through the magnet by utilizing the material of the metal of the pressure vessel, the equipment plate can be moved by the moving wheel under the pushing of an operator, the pushing plates are pulled to two sides by the operator, and then the detection probes are placed between the two pushing plates, wherein the pushing plates are mutually close to each other under the action of the springs to clamp the probes, so that the probes are fixed in the equipment plate, the problem that the probes which are easy to cause arm fatigue when the users use the probes to approach the pressure vessel for a long time are avoided from shaking to influence the precision when the probes are detected on the surface of the pressure vessel, but the defect still exists in practical use that from practical use, when the detection tool is attracted on the outer surface of the pressure vessel through the magnet, the adsorption force is large, the manual rolling is difficult to drive the probes to detect the surface of the pressure vessel, the detection efficiency is influenced, the labor amount is increased, the volume of most of the pressure vessels is large, the manual detection is difficult, and the use is influenced.

Therefore, a pressure container flaw detection tool is needed, and the problems that in the prior art, the surface of a pressure container is difficult to detect by manually rolling a driving probe and the volume of the pressure container is large and the manual detection is difficult are solved.

Disclosure of utility model

The utility model aims to provide a flaw detection tool for a pressure container, which aims to solve the problems in the background technology.

In order to achieve the purpose, the technical scheme is that the pressure vessel flaw detection tool comprises a base, a fixing mechanism, a pressure vessel body, a lifting mechanism, a detection mechanism and a detection head, wherein the fixing mechanism is arranged in and above the base, the pressure vessel body is arranged above the middle of the fixing mechanism, the lifting mechanism is arranged on the right side above the base, and the detection mechanism is arranged between the pressure vessel body and the lifting mechanism.

The inspection mechanism comprises connecting block, connecting axle, gear train, transmission shaft, gear, rack, U-shaped board, spacing and fixed plate, the connecting axle rotates to be connected in the inside right side of connecting block, the gear train is connected in the outside of connecting axle, the transmission shaft is connected in the front end of gear train, and the front of transmission shaft is provided with the rolling disc.

In the scheme, the number of the gears is two, the gears are symmetrically arranged along the center of the connecting shaft, and the gears are meshed with the racks.

It is further worth explaining, U-shaped board fixed connection is in the one end that the connecting axle was kept away from to the rack, spacing symmetry fixed connection is in the inside left side of connecting block, U-shaped board sliding connection is in the outside of spacing, and the left end of U-shaped board stretches out the left side of connecting block.

It should be further noted that, fixed plate fixed connection is in the one side that the U-shaped board is close to the connecting axle center, the spout with fixed plate looks adaptation is seted up to the left surface of connecting block, and one side of fixed plate be provided with the arcwall face of detecting the surface looks adaptation of head.

As a preferred implementation mode, elevating system comprises fixed frame, movable plate and electric putter, fixed frame fixed connection is on the top right side of base, and the cylinder is installed to the top of fixed frame, movable plate fixed connection is in the output of cylinder, and the movable plate slides in the inside of fixed frame, electric putter fixed connection is in the left side of movable plate.

As a preferred implementation mode, fixed establishment comprises motor, fixing base, cross board, threaded rod, splint and skid resistant course, the output of motor is connected with the axis of rotation, fixing base fixed connection is in the top of axis of rotation, the cross groove has been seted up to the top surface symmetry of fixing base, cross board sliding connection is in the inside of cross groove, the threaded rod rotates one side of connecting in the cross board, and the other end of threaded rod runs through the fixing base, threaded rod and fixing base threaded connection.

As a preferred embodiment, the clamping plate is fixedly connected above the cross plate, and the anti-slip layer is arranged on one side of the clamping plate, which is close to the pressure container body.

As a preferred embodiment, the connecting block is fixedly connected to the left side of the electric push rod, and the motor is fixedly connected to the inside of the base.

Compared with the prior art, the pressure vessel flaw detection tool provided by the utility model at least comprises the following beneficial effects:

(1) Through the inspection mechanism who sets up, can be quick dismantle the change to detecting the head, be convenient for examine and repair the maintenance to detecting the head, improve the life of detecting the head, and need not to hold the head of detecting and detect the surface of pressure vessel body, reduce work load.

(2) Through the fixed establishment who sets up, can install the pressure vessel body and rotate in the top of fixing base to detect each position of pressure vessel body surface, improve inspection accuracy and speed, conveniently dismouting pressure vessel body moreover, improve work efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of the inspection mechanism of the present utility model;

Fig. 4 is a schematic structural view of a fixing mechanism according to the present utility model.

In the figure, 1, a base; 2, a fixing mechanism, 3, a pressure container body, 4, a lifting mechanism, 5, a checking mechanism, 6, a detection head, 201, a motor, 202, a fixed seat, 203, a cross groove, 204, a cross plate, 205, a threaded rod, 206, a clamping plate, 207, an anti-slip layer, 401, a fixed frame, 402, a movable plate, 403, an electric push rod, 501, a connecting block, 502, a connecting shaft, 503, a gear set, 504, a transmission shaft, 505, a gear, 506, a rack, 507, a U-shaped plate, 508, a limit bar, 509, a fixed plate, 510 and a chute.

Detailed Description

The utility model is further described below with reference to examples.

Referring to fig. 1-4, the utility model provides a pressure vessel flaw detection tool, which comprises a base 1, a fixing mechanism 2, a pressure vessel body 3, a lifting mechanism 4, a detection mechanism 5 and a detection head 6, wherein the fixing mechanism 2 is arranged in and above the base 1, the pressure vessel body 3 is arranged above the middle part of the fixing mechanism 2, the lifting mechanism 4 is arranged on the right side above the base 1, and the detection mechanism 5 is arranged between the pressure vessel body 3 and the lifting mechanism 4.

The inspection mechanism 5 comprises a connecting block 501, a connecting shaft 502, a gear set 503, a transmission shaft 504, a gear 505, a rack 506, a U-shaped plate 507, a limit bar 508 and a fixed plate 509, wherein the connecting shaft 502 is rotationally connected to the right side of the inside of the connecting block 501, the gear set 503 is connected to the outside of the connecting shaft 502, the transmission shaft 504 is connected to the front end of the gear set 503, and a rotating disc is arranged on the front surface of the transmission shaft 504.

As further shown in fig. 1, 2 and 3, it should be noted that the number of gears 505 is two, the gears 505 are symmetrically arranged along the center of the connecting shaft 502, the gears 505 are meshed with the racks 506, the U-shaped plate 507 is fixedly connected to one end of the racks 506 far away from the connecting shaft 502, the limit bar 508 is symmetrically and fixedly connected to the left side of the inside of the connecting block 501, the U-shaped plate 507 is slidably connected to the outside of the limit bar 508, and the left end of the U-shaped plate 507 extends out of the left side of the connecting block 501;

Through the outside of setting up U-shaped plate 507 slip in spacing 508, can guarantee the stability that U-shaped plate 507 removed.

As further shown in fig. 1, 2 and 3, it should be specifically explained that the fixing plate 509 is fixedly connected to one side of the U-shaped plate 507 near the center of the connecting shaft 502, a sliding groove 510 adapted to the fixing plate 509 is provided on the left side surface of the connecting block 501, and an arc surface adapted to the outer surface of the detecting head 6 is provided on one side of the fixing plate 509;

when the detection head 6 needs to be disassembled for maintenance, the rotating disc is rotated, the gear set 503 is driven to rotate through the transmission shaft 504, the gear 505 is driven to rotate through the connecting shaft 502, the U-shaped plates 507 are driven to slide outside the limiting strips 508 through the racks 506 on the two sides, the two fixing plates 509 are made to move reversely, the clamping of the detection head 6 is relieved, and the detection head 6 is convenient to take down for maintenance.

According to the working process, the detection head 6 can be quickly disassembled and replaced through the arranged detection mechanism 5, so that the detection head 6 is convenient to overhaul and maintain, the service life of the detection head 6 is prolonged, the outer surface of the pressure container body 3 is not required to be detected by holding the detection head 6, and the workload is reduced.

Further, as shown in fig. 1, 2 and 4, it is worth specifically describing that the lifting mechanism 4 is composed of a fixed frame 401, a moving plate 402 and an electric push rod 403, the fixed frame 401 is fixedly connected to the right side above the base 1, an air cylinder is installed above the fixed frame 401, the moving plate 402 is fixedly connected to the output end of the air cylinder, the moving plate 402 slides inside the fixed frame 401, the electric push rod 403 is fixedly connected to the left side of the moving plate 402, the fixing mechanism 2 is composed of a motor 201, a fixing seat 202, a cross plate 204, a threaded rod 205, a clamping plate 206 and an anti-slip layer 207, the output end of the motor 201 is connected with a rotating shaft, the fixing seat 202 is fixedly connected to the upper side of the rotating shaft, cross grooves 203 are symmetrically formed in the top surface of the fixing seat 202, the cross plate 204 is slidably connected to the inside of the cross grooves 203, the threaded rod 205 is rotatably connected to one side of the cross plate 204, and the other end of the threaded rod 205 penetrates the fixing seat 202, and the threaded rod 205 is in threaded connection with the fixing seat 202.

As further shown in fig. 1, 2 and 4, it should be specifically noted that the clamping plate 206 is fixedly connected above the cross plate 204, and the anti-slip layer 207 is disposed on one side of the clamping plate 206 near the pressure vessel body 3;

The friction force between the clamping plate 206 and the pressure container body 3 can be increased through the anti-slip layer 207, and the stability of the pressure container body 3 during rotation is improved.

As further shown in fig. 1, 2 and 4, it should be specifically noted that the connection block 501 is fixedly connected to the left side of the electric push rod 403, and the motor 201 is fixedly connected to the inside of the base 1.

When the pressure container body 3 is used, the pressure container body 3 is placed on the inside of the fixing seat 202, then the threaded rod 205 is sequentially rotated, the clamping plate 206 is driven to move to one side of the pressure container body 3 through the cross plate 204 until the anti-slip layer 207 is close to and tightly presses the pressure container body 3, the position of the pressure container body 3 is fixed, the stability of the pressure container body 3 in rotation is guaranteed, the electric push rod 403 is controlled to drive the connecting block 501 and the detection head 6 to be close to the pressure container body 3 until the position convenient for detecting the pressure container body 3 is reached, then the motor 201 is controlled to drive the fixing seat 202 to rotate, the pressure container body 3 is rotated, then the pressure container body 3 is detected through the detection head 6, and the air cylinder drives the moving plate 402 to move up and down, the detection head 6 is driven to move up and down through the electric push rod 403, so that the outer surfaces of all heights of the pressure container body 3 can be detected, and the detection efficiency of the detection work is improved.

In sum, through the inspection mechanism 5, the inspection head 6 can be quickly detached and replaced, the inspection head 6 is convenient to overhaul and maintain, the service life of the inspection head 6 is prolonged, the outer surface of the pressure container body 3 is not required to be inspected by holding the inspection head 6, the workload is reduced, the pressure container body 3 can be installed above the fixing seat 202 through the fixing mechanism 2, the positions of the outer surface of the pressure container body 3 are conveniently inspected, the inspection precision and speed are improved, the pressure container body 3 is conveniently disassembled and assembled, and the working efficiency is improved.

Claims

1. The pressure vessel flaw detection tool comprises a base (1), a fixing mechanism (2), a pressure vessel body (3), a lifting mechanism (4), a detection mechanism (5) and a detection head (6), and is characterized in that the fixing mechanism (2) is arranged in and above the base (1), the pressure vessel body (3) is arranged above the middle part of the fixing mechanism (2), the lifting mechanism (4) is arranged on the right side above the base (1), and the detection mechanism (5) is arranged between the pressure vessel body (3) and the lifting mechanism (4);

The inspection mechanism (5) comprises connecting block (501), connecting shaft (502), gear train (503), transmission shaft (504), gear (505), rack (506), U-shaped plate (507), spacing (508) and fixed plate (509), connecting shaft (502) rotate and connect in the inside right side of connecting block (501), gear train (503) are connected in the outside of connecting shaft (502), transmission shaft (504) are connected in the front end of gear train (503), and the front of transmission shaft (504) is provided with the rolling disc.

2. The tool for inspecting flaw of pressure vessel according to claim 1, wherein the number of the gears (505) is two, the gears (505) are symmetrically arranged along the center of the connecting shaft (502), and the gears (505) are meshed with the racks (506).

3. The tool for detecting the flaw of the pressure vessel according to claim 1, wherein the U-shaped plate (507) is fixedly connected to one end, far away from the connecting shaft (502), of the rack (506), the limit strips (508) are symmetrically and fixedly connected to the left side of the inside of the connecting block (501), the U-shaped plate (507) is slidably connected to the outside of the limit strips (508), and the left end of the U-shaped plate (507) extends out of the left side of the connecting block (501).

4. The pressure vessel flaw detection tool as claimed in claim 1, wherein the fixing plate (509) is fixedly connected to one side, close to the center of the connecting shaft (502), of the U-shaped plate (507), a sliding groove (510) matched with the fixing plate (509) is formed in the left side surface of the connecting block (501), and an arc-shaped surface matched with the outer surface of the detecting head (6) is formed in one side of the fixing plate (509).

5. The tool for detecting the flaw of the pressure vessel according to claim 1, wherein the lifting mechanism (4) comprises a fixed frame (401), a movable plate (402) and an electric push rod (403), the fixed frame (401) is fixedly connected to the right side above the base (1), an air cylinder is arranged above the fixed frame (401), the movable plate (402) is fixedly connected to the output end of the air cylinder, the movable plate (402) slides in the fixed frame (401), and the electric push rod (403) is fixedly connected to the left side of the movable plate (402).

6. The tool for detecting the flaw of the pressure vessel according to claim 1, wherein the fixing mechanism (2) comprises a motor (201), a fixing seat (202), a cross plate (204), a threaded rod (205), a clamping plate (206) and an anti-slip layer (207), the output end of the motor (201) is connected with a rotating shaft, the fixing seat (202) is fixedly connected to the upper portion of the rotating shaft, cross grooves (203) are symmetrically formed in the top surface of the fixing seat (202), the cross plate (204) is slidably connected to the inside of the cross grooves (203), the threaded rod (205) is rotatably connected to one side of the cross plate (204), the other end of the threaded rod (205) penetrates through the fixing seat (202), and the threaded rod (205) is in threaded connection with the fixing seat (202).

7. The tool for inspecting defects of pressure vessels according to claim 6 wherein the clamping plate (206) is fixedly connected above the cross plate (204), and the anti-slip layer (207) is disposed on one side of the clamping plate (206) close to the pressure vessel body (3).

8. The tool for detecting the flaw of the pressure vessel according to claim 6, wherein the connecting block (501) is fixedly connected to the left side of the electric push rod (403), and the motor (201) is fixedly connected to the inside of the base (1).