CN218726722U

CN218726722U - Device for detecting inner and outer surfaces of boiler pressure container

Info

Publication number: CN218726722U
Application number: CN202222881225.5U
Authority: CN
Inventors: 孙淑兰
Original assignee: Yantai Special Equipment Inspection Institute
Current assignee: Yantai Special Equipment Inspection Institute
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-24
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a boiler pressure vessel internal and external surface detection device, including examining test table, video display unit and rotation platform, the bottom fixed mounting who examines the test table has the storage chamber, the upper portion sliding connection who stores the chamber has the lifting rack, the upper end fixed mounting of lifting rack has last expansion bracket, the output fixed mounting who goes up the expansion bracket has the gallows, video probe is all installed to the bottom both sides of gallows, the side fixed mounting of gallows has the side connecting plate, the both sides of side connecting plate are provided with the marker pen, the fixed surface who examines the test table installs the controller, driving motor is installed to the bottom of rotation platform. A boiler pressure vessel inside and outside surface detection device, single motor drives rolling gear and lifting rack meshing transmission to drive gallows and video probe and do vertical helical scan on boiler surface, carry out comprehensive video detection to boiler surface fast.

Description

Device for detecting inner and outer surfaces of boiler pressure container

Technical Field

The utility model relates to a boiler pressure vessel field, in particular to outer surface detection device in boiler pressure vessel.

Background

After boiler pressure vessel produces, need detect boiler pressure vessel's inside and outside surface, observe whether it has the crack, present detection mode carries the magnifying glass for the manual work mostly and rotates around pressure vessel and carry out artifical the detection, like this still comparatively extravagant manual work and manpower, in order to solve this problem, has disclosed a boiler pressure vessel inside and outside surface detection device among the prior art 201720026699.8, including setting up at the mount pad of examining test table top one side and setting up at the boiler pressure vessel body of examining test table top opposite side, the mount pad is close to the vertical drive module that is equipped with in one side of boiler pressure vessel body, and vertical drive module installs the fixing base near one side of boiler pressure vessel body, horizontal welding has first fixed disc on the fixing base, and the inboard sliding connection of first fixed disc has the fixed disc of second, the outside at boiler pressure vessel body is established to the fixed disc cover of second, and the inboard bottom of the fixed disc of second has seted up the mounting groove, be fixed with first camera through the screw rod on the inner wall of mounting groove. The utility model discloses a first camera and second camera detect boiler pressure vessel's internal surface and surface respectively, staff's work efficiency has been improved greatly, but it uses two motors to drive the camera respectively and rotates and go up and down, just so need two sets of controlling means to increase its probability of accident, simultaneously after detecting, the boiler is still rotating, can't mark the boiler surface of damage fast, be not convenient for detect and seek damage department after accomplishing, in view of this, we provide a boiler pressure vessel internal and external surface detection device.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a boiler pressure vessel inner and outer surface detection device, which can effectively solve the problems in the background art: the prior art uses two motors to drive the camera to rotate and lift respectively, just so needs two sets of controlling means to increase its probability of accident, and simultaneously after detecting, the boiler is still rotating, can't mark the boiler surface of damage fast, is not convenient for detect and seeks the damage after accomplishing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an interior outer surface detection device of boiler pressure vessel, is including examining test table, video display unit and rotating platform, the bottom fixed mounting who examines test table has the storage chamber, the upper portion sliding connection who stores the chamber has a lifting rack, lifting rack's upper end fixed mounting has last expansion bracket, the output fixed mounting who goes up the expansion bracket has the gallows, video probe is all installed to the bottom both sides of gallows, the side fixed mounting of gallows has the side connecting plate, the both sides of side connecting plate are provided with the marker pen, examine test table's fixed surface and install the controller, driving motor is installed to the bottom of rotating platform, driving motor drives the lifting rack through transmission assembly and goes up and down, video probe's output and video display unit are connected, the internally mounted who rotates the test table has the grip block, and through placing the boiler that will examine the detection like this, the grip block of both sides presss from both sides the boiler tightly, and makes the position of gallows both sides video probe correspond with the position of boiler inside and outside through adjusting the length of expansion bracket, drives rotating platform and the whole rotation of rotating and rotate through controller control driving motor when examining, and the video probe like this, and transmit the video display unit to the condition of boiler surface and watch the user.

The utility model discloses a further improvement lies in, the side channel has been seted up to the both sides of side connecting plate, the inside sliding connection of side channel has the magnetic sheet, two the opposite side mutually of magnetic sheet one side and marker pen fixed connection, install reset spring between the interior edge of side channel and the magnetic sheet, set up like this and make the marker pen reset after the mark and avoid repeated mark.

The utility model discloses further improvement lies in, the middle part fixed mounting of side connecting plate has the electro-magnet, after the circular telegram electro-magnet and magnetic sheet magnetic repulsion, set up like this through the side-mounting side connecting plate at the gallows, the internally mounted electro-magnet of side connecting plate, the electro-magnet after the circular telegram and the magnetic sheet magnetic repulsion of marker pen tip to drive marker pen and magnetic sheet and slide in the side channel is inside, make the marker pen mark the boiler surface of damage, be convenient for detect accomplish the back and seek the damage department.

The utility model discloses a further improvement lies in, the bottom fixed mounting who rotates the platform has the monodentate gear, the side meshing transmission of monodentate gear is connected with drive gear, the inside fixed mounting who detects the platform has the bearing, two rotate between the bearing and be connected with the rotation worm, the middle part and the coaxial transmission of drive gear of rotation worm, driving motor drives the rotation platform pivoted in-process like this, rotates the monodentate gear and the drive gear meshing transmission of platform surface, when the boiler with rotate the whole round of rotation of platform like this, drive gear rotates a number of teeth, rotates the turbine like this and rotates the worm meshing transmission.

The utility model discloses a further improvement lies in, the side meshing transmission that rotates the worm is connected with the rotation turbine, the back coaxial drive that rotates the turbine is connected with the running gear.

The utility model discloses further improvement lies in, rotating gear and lifting rack meshing transmission, controller control driving motor's operation rotates turbine and the coaxial transmission of rotating gear like this to drive rotating gear and lifting rack meshing transmission, thereby drive gallows and video probe and do vertical helical scan on the boiler surface, carry out comprehensive video detection to the boiler surface fast.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the boiler to be detected is placed in the rotating table, the clamping plates on two sides clamp the boiler, the positions of video probes on two sides of the hanging frame correspond to the positions of the inner side and the outer side of the boiler by adjusting the length of the upper telescopic frame, the driving motor is controlled by the controller to drive the rotating table and the boiler to rotate integrally during detection, so that the video probes scan transversely on the surface of the boiler, video acquisition and transmission of the condition on the surface of the boiler are transmitted to a video display unit for a user to watch, meanwhile, the driving motor drives the rotating table to rotate in the rotating process, a single-tooth gear on the outer surface of the rotating table is meshed with a transmission gear, so that when the boiler and the rotating table rotate integrally for one circle, the transmission gear is driven to rotate for one tooth number, the rotating turbine is meshed with a rotating worm, the rotating turbine is coaxially driven with the rotating gear, the rotating gear is meshed with a lifting rack, and the hanging frame and the video probes are driven to perform longitudinal spiral scanning on the surface of the boiler, and comprehensive video detection is performed on the surface quickly.

2. Through the side-mounting side connecting plate at the gallows, the internally mounted electro-magnet of side connecting plate, electro-magnet after the circular telegram and the magnetic sheet magnetism repulsion of marker pen tip to drive marker pen and magnetic sheet and slide in the side channel is inside, make the marker pen mark the boiler surface of damage, be convenient for detect accomplish the back and seek the damage.

Drawings

Fig. 1 is a schematic view of the overall structure of the device for detecting the inner and outer surfaces of the boiler pressure vessel of the present invention.

Fig. 2 is a schematic view of the connection structure of the output end of the driving motor of the device for detecting the inner and outer surfaces of the boiler pressure vessel.

Fig. 3 is a schematic view of the connecting structure of the lifting rack, the upper expansion bracket and the hanger of the device for detecting the inner and outer surfaces of the boiler pressure vessel of the present invention.

Fig. 4 is a schematic cross-sectional view of the side connection plate of the device for detecting the inner and outer surfaces of the boiler pressure vessel of the present invention.

In the figure: 1. a detection table; 2. a video display; 3. a controller; 4. a rotating table; 5. a storage chamber; 6. a lifting rack; 8. a rotating gear; 9. an upper telescopic frame; 10. a hanger; 11. a video probe; 12. a side connection plate; 13. a drive motor; 14. a clamping plate; 15. a single-tooth gear; 16. rotating the turbine; 17. a bearing; 18. rotating the worm; 19. a transmission gear; 20. a marking pen; 21. a side groove; 22. an electromagnet; 23. a magnetic plate; 24. a return spring.

Detailed Description

In order to make the technical means, the creative features, the achievement purposes and the functions of the present invention easy to understand, in the description of the present invention, it is to be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or the positional relationship based on the orientation or the positional relationship shown in the drawings, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "a," "an," "two," and "three" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be further described with reference to the following detailed description.

Example 1

As shown in fig. 1, 2 and 3, a device for detecting the inner and outer surfaces of a boiler pressure vessel comprises a detection table 1, a video display 2 and a rotating table 4, wherein a storage cavity 5 is fixedly installed at the bottom of the detection table 1, a lifting rack 6 is slidably connected to the upper portion of the storage cavity 5, an upper telescopic frame 9 is fixedly installed at the upper end of the lifting rack 6, a hanger 10 is fixedly installed at the output end of the upper telescopic frame 9, video probes 11 are installed at both sides of the bottom end of the hanger 10, side connecting plates 12 are fixedly installed on the side surfaces of the hanger 10, marker pens 20 are arranged at both sides of the side connecting plates 12, a controller 3 is fixedly installed on the surface of the detection table 1, a driving motor 13 is installed at the bottom of the rotating table 4, the driving motor 13 drives the lifting rack 6 to lift through a transmission component, the output end of the video probe 11 is connected with the video display 2, a clamping plate 14 is installed inside the rotating table 4, thus a boiler to be detected is placed inside the rotating table 4, the boiler is clamped by the clamping plates 14 at both sides, the boiler is driven by the video display 3 and a user to scan the video display 2 when the boiler is in a horizontal scanning mode, and the boiler, the boiler is viewed by the video display 2, and the boiler is driven by the video display 2; the bottom of the rotating table 4 is fixedly provided with a single-tooth gear 15, the side surface of the single-tooth gear 15 is in meshing transmission connection with a transmission gear 19, the inside of the detection table 1 is fixedly provided with bearings 17, a rotating worm 18 is rotatably connected between the two bearings 17, the middle part of the rotating worm 18 is in coaxial transmission with the transmission gear 19, so that the driving motor 13 drives the rotating table 4 to rotate, the single-tooth gear 15 on the outer surface of the rotating table 4 is in meshing transmission with the transmission gear 19, so that when the boiler and the rotating table 4 integrally rotate for one circle, the transmission gear 19 is driven to rotate for one tooth number, and the rotating turbine 16 is in meshing transmission with the rotating worm 18; the side surface of the rotating worm 18 is in meshing transmission connection with a rotating turbine 16, and the back surface of the rotating turbine 16 is in coaxial transmission connection with a rotating gear 8; the rotating gear 8 is in meshed transmission with the lifting rack 6, and the controller 3 controls the operation of the driving motor 13.

The embodiment can realize that: the boiler to be detected is placed inside the rotating platform 4, the clamping plates 14 on two sides clamp the boiler, the length of the upper telescopic frame 9 is adjusted to enable the positions of the video probes 11 on two sides of the hanging frame 10 to correspond to the positions of the inner side and the outer side of the boiler, the driving motor 13 is controlled by the controller 3 to drive the rotating platform 4 and the boiler to integrally rotate during detection, so that the video probes 11 transversely scan on the surface of the boiler, video acquisition of the condition of the surface of the boiler is transmitted to the video display 2 for a user to watch, meanwhile, in the process that the driving motor 13 drives the rotating platform 4 to rotate, the single-tooth gear 15 on the outer surface of the rotating platform 4 is in meshing transmission with the transmission gear 19, so that when the boiler and the rotating platform 4 integrally rotate for one circle, the transmission gear 19 is driven to rotate for one tooth number, so that the rotating turbine 16 is in meshing transmission with the rotating worm 18, the rotating turbine 16 is in coaxial transmission with the rotating gear 8, so that the rotating gear 8 is driven to be in meshing transmission with the lifting rack 6, so that the hanging frame 10 and the video probes 11 are driven to longitudinally and spirally scan on the surface of the boiler rapidly and comprehensively detect the video of the surface.

Example 2

In this embodiment, in addition to embodiment 1, in an embodiment of adding a marking pen 20, as shown in fig. 4, side grooves 21 are formed in two sides of a side connecting plate 12, a magnetic plate 23 is slidably connected to the inside of the side grooves 21, opposite sides of the two magnetic plates 23 are fixedly connected to the marking pen 20, a return spring 24 is installed between an inner edge of the side groove 21 and the magnetic plate 23, so that the marking pen 20 is returned to avoid repeated marking after marking, an electromagnet 22 is fixedly installed in the middle of the side connecting plate 12, and the electromagnet 22 after being energized magnetically repels the magnetic plate 23.

The embodiment can realize that: through side connection board 12 at the side installation of gallows 10, the internally mounted electro-magnet 22 of side connection board 12, electro-magnet 22 after the circular telegram is repulsive with the magnetism board 23 magnetism of marker 20 tip to drive marker 20 and magnetism board 23 and slide in side groove 21 is inside, make marker 20 mark the boiler surface of damage, be convenient for look for the damage after the detection is accomplished.

It should be noted that, the utility model relates to a boiler pressure vessel internal and external surface detection device, when using, at first, the device is placed and is switched on after subaerial, the boiler that will detect is placed in the inside that rotates platform 4, the grip block 14 of both sides presss from both sides tightly the boiler, and the length through adjusting last expansion bracket 9 makes the position of gallows 10 both sides video probe 11 correspond with the position of the boiler inside and outside, drive platform 4 and boiler integral rotation through controller 3 control driving motor 13 when detecting, video probe 11 is at boiler surface transverse scanning like this, the condition video acquisition transmission to boiler surface supplies the user to watch in video display 2, driving motor 13 drives the pivoted platform 4 pivoted in-process simultaneously, the monodentate gear 15 and the transmission gear 19 meshing transmission of platform 4 surface rotate, like this when boiler and platform 4 integral rotation round, drive transmission gear 19 and rotate a number of teeth, rotate turbine 16 and rotate worm 18 meshing transmission, and rotate turbine 16 and rotate 8 coaxial transmission, thereby drive rotating gear 8 and rotate the transmission gear 8 and drive the transmission probe, thereby drive gallows 10 and make the vertical video probe at boiler surface and do the damage of spiral mark 20 and carry out the damage to the side to detect the electromagnet 20, thereby the side of the detect the magnetism mark 20, thereby the side of the boiler, the detect the side mark and detect the electromagnet 20 in the boiler surface and carry out the damage to detect the side mark on the side mark comprehensively, thereby the detect the electromagnet 20.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a boiler pressure vessel internal and external surface detection device, includes detects platform (1), video display (2) and revolving stage (4), its characterized in that: detect the bottom fixed mounting of platform (1) and store chamber (5), the upper portion sliding connection who stores chamber (5) has lifting rack (6), telescopic bracket (9) are gone up to the upper end fixed mounting of lifting rack (6), the output fixed mounting who goes up telescopic bracket (9) has gallows (10), video probe (11) are all installed to the bottom both sides of gallows (10), the side fixed mounting of gallows (10) has side connecting plate (12), the both sides of side connecting plate (12) are provided with marker pen (20), the fixed surface who detects platform (1) installs controller (3), driving motor (13) are installed to the bottom that rotates platform (4), driving motor (13) drive lifting rack (6) through drive assembly and go up and down, the output and the video display (2) of video probe (11) are connected, the internally mounted who rotates platform (4) has grip block (14).

2. The apparatus for detecting the inner and outer surfaces of the pressure vessel of a boiler as set forth in claim 1, wherein: side slot (21) have been seted up to the both sides of side connecting plate (12), the inside sliding connection of side slot (21) has magnetic sheet (23), two the opposite side and marker pen (20) fixed connection of magnetic sheet (23), install reset spring (24) between the interior edge of side slot (21) and magnetic sheet (23).

3. The apparatus for detecting the inner and outer surfaces of the pressure vessel of a boiler as set forth in claim 1, wherein: an electromagnet (22) is fixedly installed in the middle of the side connecting plate (12), and the electromagnet (22) is magnetically repelled with the magnetic plate (23) after being electrified.

4. The apparatus for detecting the inner and outer surfaces of the pressure vessel of a boiler as set forth in claim 1, wherein: the bottom fixed mounting who rotates platform (4) has single tooth gear (15), the side meshing transmission of single tooth gear (15) is connected with drive gear (19), the inside fixed mounting who detects platform (1) has bearing (17), two it is connected with rotation worm (18) to rotate between bearing (17), the middle part and the drive gear (19) coaxial drive of rotation worm (18).

5. The apparatus for detecting the inner and outer surfaces of the pressure vessel of a boiler as set forth in claim 4, wherein: the side surface of the rotating worm (18) is in meshing transmission connection with a rotating worm wheel (16), and the back surface of the rotating worm wheel (16) is in coaxial transmission connection with a rotating gear (8).

6. The apparatus for detecting the inner and outer surfaces of the pressure vessel of a boiler as set forth in claim 5, wherein: the rotating gear (8) is in meshed transmission with the lifting rack (6), and the controller (3) controls the driving motor (13) to run.