CN215179736U

CN215179736U - Pressure vessel damage detection device

Info

Publication number: CN215179736U
Application number: CN202120821861.1U
Authority: CN
Inventors: 邢国良; 裴荣国; 林红伟; 朱向曦; 隋韧锋; 王楚; 王立策; 王丽光; 祖家弘; 齐纪; 王艳冰; 陈喜博
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-14
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a pressure vessel damage detection device, this detection device includes elevating system, rotary mechanism and telescopic machanism, place rotary mechanism and telescopic machanism in pressure vessel's inside through elevating system, rotary mechanism passes through rotating electrical machines control telescopic machanism, telescopic machanism is flexible to be expanded in order to realize that check out test set arranges in pressure vessel three-dimensional space in pressure vessel, be equipped with check out test set in the place of telescopic machanism and the contact of pressure vessel inner wall, carry out data acquisition through check out test set to pressure vessel's inner wall, remove the welding seam department through rotary mechanism and lift with nondestructive test probe and carry out the analysis. The utility model discloses can make nondestructive test probe remove the inside any position that has the welding seam of pressure vessel, improve the convenience that the inside detection of pressure vessel.

Description

Pressure vessel damage detection device

Technical Field

The utility model belongs to the container detects the technique, concretely relates to pressure vessel damage detection device.

Background

At present, the nondestructive test of large-scale pressure vessel adopts artifical handheld device to detect for the majority, to mentioning great large-scale pressure vessel, need take the scaffold frame in pressure vessel inside before the detection and be used for artifical climbing, a lot of drawbacks have just so been brought, for example, it is in airtight space to take scaffold frame itself, in-process taking the scaffold frame just has very big safety risk, the back measurement personnel crawl from top to bottom at the scaffold frame after the scaffold frame has been taken, it still has a great deal of safety risk to look for the welding seam that is detected, and take the scaffold frame to be used for nondestructive test specially, the utilization ratio is extremely low, the waste of time has been caused so, and simultaneously it is also uneconomic.

Inside often facing to have remaining poisonous and harmful gas or remaining a large amount of dust large-scale pressure vessel, traditional manual detection has caused very big injury to measurement personnel's healthy, and materials such as remaining dust lead to the inside visibility of airtight space extremely low, and personnel can't be long-time in the inside operation of container, and these are all directly restricting the result that detects, lead to detecting inefficacy, have very big safety risk.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a pressure vessel damage detection device solves the inconvenient scheduling problem that above-mentioned prior art detected to large-scale pressure vessel inner weld.

The technical scheme is as follows: a pressure vessel damage detection device comprises an elevating mechanism, a rotating mechanism and a telescopic mechanism, wherein an elevating motor is arranged on a frame of the elevating mechanism, the elevating motor realizes the lifting of the rotating mechanism by controlling the extension and retraction of an elevating rod, the elevating rod is arranged and fixed on an installation part on the rotating mechanism, a gear bearing is arranged in the installation part, the integral rotation of the rotating mechanism is realized by the control of the gear bearing and the rotating motor, a central rod for installing the telescopic mechanism is arranged in the middle of a rotating bracket of the rotating mechanism, the telescopic mechanism is sleeved on the central rod through a sliding block, the sliding block is arranged at the end part of an electric telescopic rod, the telescopic mechanism extends towards two sides through the cross connection between connecting rods, a detection rod is arranged at the outermost side of the telescopic mechanism through the connecting rods, a camera, an infrared detector and a damage detection probe are arranged on the detection rod, the device firstly places the rotating mechanism in the pressure container to be detected through the lifting mechanism, then carries out weld joint detection on the inner wall of the pressure container through the telescopic mechanism, and collects damage data of the pressure container through the camera, the infrared detector and the damage detection probe.

Furthermore, in the present invention, the lifting rod is an electric or pneumatic or hydraulic rod, and is driven by a lifting motor.

Further, a control box is arranged below the rotating motor, the control box is used for accommodating a control circuit for controlling the rotating motor to rotate positively and negatively, the control box is provided with a power supply connecting joint, and driving and control are achieved through being connected to an external power supply.

Furthermore, a pair of support rods is arranged at the lower part of the rotating support, the lower end parts of the support rods are movably connected with the middle cross point of the connecting rod of the telescopic mechanism, and the stability of the telescopic mechanism is further improved through the support rods.

Furthermore, an elastic component for preventing collision is arranged on the detection rod.

Furthermore, the lifting motor and the electric telescopic rod in the device are powered by an external power supply, and the camera, the infrared detector and the damage detection probe are connected with data lines to transmit the acquired data information to the terminal analysis equipment. Preferably, the device is including being provided with the power, include to camera, infrared detection instrument and damage test probe's power set up on the device or inside the test bar, also include the data information of gathering to terminal analysis equipment transmission through wireless transmission's mode.

Has the advantages that: compared with the prior art, the utility model discloses a elevating system, rotary mechanism and telescopic machanism three part are constituteed, also the detection condition of the different specification pressure vessel jars of satisfying of bigger degree when convenient equipment and dismantlement, for example the length that increases the lift realizes darker pressure vessel's detection, can control the length that telescopic machanism expandes to both sides through the combination of connecting rod, and its equipment is nimble, and the suitability is strong.

Drawings

FIG. 1 is a schematic diagram of a distribution structure of the device of the present invention during detection;

fig. 2 is a schematic structural diagram of a rotating mechanism in the present invention;

fig. 3 is a schematic view of a combination structure of the rotating mechanism and the telescopic structure of the present invention.

In the figure: 1. the device comprises an elevating mechanism, 2, a rotating mechanism, 3, a telescopic mechanism, 21, a rotating motor, 22, a control box, 23, a supporting rod, 24, a rotating bracket, 25, an electric telescopic rod, 26, an installation part, 30, a central rod, 31, a camera, 32, an infrared detector, 33, an elastic component, 34, a damage detection probe, 35, a detection rod, 36, a sliding block, 37 and a connecting rod.

Detailed Description

In order to explain the technical solution of the present invention in detail, the following description is further made with reference to the accompanying drawings and specific embodiments.

In the industrial production manufacturing process, go out the storage to and powdered material or liquid or gas and generally all can adopt some pressure vessel, its specification is not of uniform size, in order to seal better and guarantee the quality of material, often need detect the maintenance to this pressure vessel, at present, most still adopt to overhaul by man after the pressure vessel evacuation ventilation, but also can have certain material to remain or volatilize slower, have certain harm, other existing check out test set also can not satisfy the detection of great pressure vessel, and the practicality is not strong.

The utility model provides a pressure vessel nondestructive test device mainly includes elevating system 1, rotary mechanism 2 and telescopic machanism 3, and the combination distribution structure of three department when pressure vessel detects is shown in figure 1. The device elevating system 1 can be through robotic arm setting, also can the setting such as scaling ladder, be located pressure vessel's jar mouth directly over, and elevating system 1 mainly includes elevator motor and lifter, and the lifter has the elevator motor drive, can be connected with rotary mechanism 2 through elevator motor and cable wire in practical application as shown in the figure. Consider that the cable wire etc. can have unstable condition through the mode setting rotary mechanism that hangs, say so that the great scheduling problem of range of rocking, the utility model discloses preferred adoption electric lift pole or pneumatic lifter or fluid pressure type, and then the better position of control rotary mechanism 2 in pressure vessel. The rotating mechanism 2 is controlled by the rotating motor 21, and the rotating mechanism 2 is integrally rotated in the pressure vessel by the cooperation of the gear bearing in the mounting portion 26. The lower part of the rotating mechanism 2 is provided with a telescopic mechanism 3 which is used for extending and expanding to two sides according to the size of the pressure container, and the damage condition is detected by the accessory close to the inner wall of the pressure container, so that the welding seam and crack condition in the pressure container is mainly detected.

The structures of the rotating mechanism 2 and the telescopic mechanism 3 according to the present invention will be described in detail below with reference to fig. 2 and 3. The main structure of the rotating mechanism 2 shown in fig. 2 mainly includes a rotating motor 21, a control box 22, a support rod 23, a rotating bracket 24, an electric telescopic rod 25, and an installation part 26. When the lifting mechanism 1 is connected with the rotating mechanism 2 by adopting the steel cable, the lower end of the steel cable can be fixed on the rotating bracket 24, and the stability can be improved by symmetrically arranging and increasing the number of the steel cables. In the case that the lifting rod is electrically, hydraulically and pneumatically telescopic, the lower end part of the lifting rod is connected with the mounting part 26, a gear bearing is arranged in the mounting part 26, a fixed shaft of the gear bearing is connected with the lifting rod, preferably fixed by a bolt, so that the lifting rod is convenient to assemble and disassemble, then a gear ring of an outer ring is meshed with an output shaft of the rotating motor 21, the mounting part 26 realizes that the lifting rod is not moved and the lower rotating mechanism 2 integrally rotates under the control of the rotating motor 21. The rotating bracket 24 is further provided with a control box 22 for accommodating a control circuit and a control device of the rotating motor 21, and the details of the electrical device and the control circuit are omitted. Those skilled in the art know that the direction of rotation of the rotating structure is achieved by controlling the forward and reverse rotation of the rotating electrical machine 21. The support rod 24 is arranged below the rotating support 24, the support rod 23 is used for improving the stability and the firmness of the installation of the telescopic mechanism 3, the electric telescopic rod 25 is arranged at the center of the rotating support 24, and the electric telescopic rod 25 controls the expansion or contraction of the telescopic mechanism 3 through the movement of the sliding block 36 on the central rod 30.

Referring to fig. 3, the schematic structure of the combined installation of the rotating mechanism 2 and the telescoping mechanism 3 is shown, in which the telescoping mechanism 3 is first sleeved by a central rod 30 at the center of the rotating bracket 24, a sliding block 36 is provided on the central rod 30, and the sliding block 36 is located at the top intersection point of two connecting rods 37 and is fixed. The sliding block 36 slides up and down along the central rod 30, in order to realize contraction, the sliding block 36 is used for controlling, the lower end parts of the sliding blocks 36 and the electric telescopic rods 25 are connected, and the electric telescopic rods 25 are driven to move the sliding blocks 36 and further drive the connecting rods 37 to move, so that the telescopic mechanism 3 is telescopic. The number of combinations of the connecting rods 37 can be adjusted according to the specification of the pressure vessel to be tested. The link 37 at the outermost position on both sides of the telescopic mechanism 3 is connected to the detection lever 35. The camera 31, the infrared detector 32, the elastic member 33, and the damage detection probe 34 are distributed on the detection rod 35. It should be noted that the elastic component 33 is arranged to prevent the detection device on the detection rod 35 from touching the inside of the pressure container, which may cause damage to the detection probe and the container, and the elastic component 33 includes a rubber ball made of rubber material.

Device in the use, the runing rest 24 among the rotary mechanism 2 can set up multiunit connecting rod 37 for the circular support dish on following well core rod 30, and then realize the combination extension of umbelliform, improve and submit efficiency, the inside detection of whole pressure vessel of faster completion.

Finally, it is right the utility model discloses, this electricity and control power supply can be provided by the outside, including setting up control circuit etc to gather each item detection information through the data line, should know the technique to be in to the personnel in this field the application in the device is not repeated, should belong to the utility model discloses an other embodiments.

Claims

1. A pressure vessel damage detection device which characterized in that: including elevating system (1), rotary mechanism (2) and telescopic machanism (3), be equipped with elevator motor in the frame of elevating system (1), elevator motor realizes the lift of rotary mechanism (2) through the flexible of control lifter, installation department (26) on rotary mechanism (2) is fixed in the lifter installation, and installation department (26) inside is equipped with gear bearing, realizes rotary mechanism (2) holistic rotation through the control of gear bearing and rotary motor (21), rotary mechanism's (2) swivel bracket (24) middle part is equipped with well core rod (30) that are used for installing telescopic machanism (3), and telescopic machanism (3) are in the suit on well core rod (30) through slider (36), slider (36) just set up the tip at electric telescopic handle (25), telescopic machanism (3) extend to both sides through the cross connection between connecting rod (37), the device is characterized in that a detection rod (35) is arranged on the outermost side of the telescopic mechanism (3) through a connecting rod (37), a camera (31), an infrared detector (32) and a damage detection probe (34) are arranged on the detection rod (35), the device is used for placing the rotating mechanism (2) in a pressure container to be detected through the lifting mechanism (1), then a welding seam on the inner wall of the pressure container is detected through the telescopic mechanism (3), and damage data of the pressure container are collected through the camera (31), the infrared detector (32) and the damage detection probe (34).

2. The pressure vessel damage detection apparatus according to claim 1, characterized in that: the lifting rod is an electric or pneumatic or hydraulic rod and is driven by a lifting motor.

3. The pressure vessel damage detection apparatus according to claim 1, characterized in that: a control box (22) is arranged below the rotating motor (21), and the control box (22) accommodates a control circuit for controlling the forward and reverse rotation of the rotating motor (21).

4. The pressure vessel damage detection apparatus according to claim 1, characterized in that: a pair of support rods (23) is arranged at the lower part of the rotating bracket (24), and the lower end parts of the support rods (23) are movably connected with the middle cross point of a connecting rod (37) of the telescopic mechanism (3).

5. The pressure vessel damage detection apparatus according to claim 1, characterized in that: the detection rod (35) is provided with an elastic component (33) for preventing collision.

6. The pressure vessel damage detection apparatus according to claim 1, characterized in that: a rotating motor (21) and an electric telescopic rod (25) in the device are powered by an external power supply, and a camera (31), an infrared detector (32) and a damage detection probe (34) are connected with a data line to transmit acquired data information to terminal analysis equipment.