CN216349446U

CN216349446U - Boiler pressure vessel leakage detection device

Info

Publication number: CN216349446U
Application number: CN202122945558.5U
Authority: CN
Inventors: 孟繁信
Original assignee: Yantai Special Equipment Inspection Institute
Current assignee: Yantai Special Equipment Inspection Institute
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-19
Anticipated expiration: 2031-11-29

Abstract

The utility model belongs to the technical field of boiler container detection devices, and particularly relates to a boiler pressure container leakage detection device which aims at the problems that the sealing performance of the joint of an existing detection instrument and a pressure container is poor, gas is easy to leak from the joint, the detection accuracy is reduced, and the detector is inconvenient to rapidly disassemble and assemble. The utility model has simple operation and convenient use, can conveniently and quickly fix and install the detector and can also adjust the detection position.

Description

Boiler pressure vessel leakage detection device

Technical Field

The utility model relates to the technical field of boiler container detection devices, in particular to a boiler pressure container leakage detection device.

Background

The boiler pressure container is a general name of a boiler and a pressure container, because the boiler and the pressure container belong to special equipment, the boiler and the pressure container occupy important positions in production and life, hot water or steam generated in the boiler can directly provide heat energy required by industrial production and people life, the hot water or the steam can be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator, the boiler for providing hot water is called a hot water boiler and is mainly used for life, a small amount of application is also realized in industrial production, the pressure container can age after being used for a long time, leakage accidents can easily occur in the aged pressure container in the using process, and the safety production of enterprises is influenced.

The leakproofness of current instrumentation and pressure vessel junction is relatively poor, and gaseous leakage from its junction easily reduces the precision that detects, and inconvenient carries out quick assembly disassembly to the detector, so we provide a boiler pressure vessel leak testing device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the sealing performance of the connecting part of the existing detection instrument and a pressure container is poor, gas is easy to leak from the connecting part, the detection accuracy is reduced, and the detector is inconvenient to rapidly disassemble and assemble, and provides a leakage detection device for a boiler pressure container.

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

boiler pressure vessel leak testing device, including the boiler body, the outside of boiler body is rotated and is connected with the change, and one side fixed mounting of change has fixed box, and one side fixed mounting of fixed box has fixed pipe, and thread bush is equipped with the connecting pipe on the fixed pipe, and the one end fixed mounting of connecting pipe has the registration arm, installs the detector on the registration arm, be equipped with sealing mechanism in the fixed box, be equipped with actuating mechanism on the boiler body, actuating mechanism is connected with the change transmission, a plurality of through-holes have been seted up on the boiler body, have seted up the guide hole on the change, the guide hole is mutually supported with the through-hole.

Preferably, actuating mechanism includes the motor, and one side fixed mounting of boiler body has two positioning seats, rotates on two positioning seats and is connected with same bull stick, motor and the positioning seat fixed connection that corresponds, and the output shaft and the bull stick fixed connection of motor, the one end fixed mounting of bull stick has the driving gear, fixed mounting has annular rack on the bull stick, driving gear and annular rack intermeshing, the pivoted bull stick passes through the driving gear and rotates with the intermeshing drive bull stick of annular rack, and then can adjust detector detection position.

Preferably, sealing mechanism includes the dead lever, sliding connection has the buffer beam on the dead lever, the one end fixed mounting of buffer beam has the toper kicking block, fixed mounting has buffer spring between toper kicking block and the dead lever, toper kicking block and fixed box mutually support, and the other end fixed mounting of buffer beam has the baffle, fixed mounting has the locating lever on the inner wall of connecting pipe, one side fixed mounting of locating lever has the ejector pin, ejector pin and toper kicking block mutually support, buffer spring and the mutually supporting of toper kicking block, thereby can seal the fixed box, and then can seal the boiler body.

Compared with the prior art, the utility model has the advantages that:

1. according to the scheme, the driving gear is meshed with the annular rack, so that the rotating rod can drive the rotating ring to rotate, the positions of the through hole and the guide hole can be changed, and the air pressure of boilers at different positions can be detected;

2. because the sliding connection of buffer lever and dead lever, and the mutually supporting of buffer spring and toper kicking block for fixed box seals under buffer spring's effect, and communicates each other between fixed box and the connecting pipe under the effect of ejector pin, is convenient for detect.

The utility model has simple operation and convenient use, can conveniently and quickly fix and install the detector and can also adjust the detection position.

Drawings

FIG. 1 is a schematic structural diagram of a leak detection device for a boiler pressure vessel according to the present invention;

FIG. 2 is a schematic top sectional view of a leak detector for a boiler pressure vessel according to the present invention;

fig. 3 is a schematic perspective view of a swivel ring of the leak detection device for a boiler pressure vessel according to the present invention.

In the figure: 1. a boiler body; 2. rotating the ring; 3. a fixing box; 4. a fixed tube; 5. a connecting pipe; 6. a positioning tube; 7. a detector; 8. fixing the rod; 9. a buffer rod; 10. a conical top block; 11. a buffer spring; 12. a baffle plate; 13. positioning a rod; 14. a top rod; 15. a guide hole; 16. a through hole; 17. positioning seats; 18. a rotating rod; 19. a motor; 20. a driving gear; 21. an annular rack; 22. an annular chute; 23. and (5) positioning the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a boiler pressure vessel leakage detection device, including boiler body 1, boiler body 1's the outside is rotated and is connected with swivel 2, one side fixed mounting of swivel 2 has fixed box 3, one side fixed mounting of fixed box 3 has fixed pipe 4, threaded sleeve is equipped with connecting pipe 5 on the fixed pipe 4, the one end fixed mounting of connecting pipe 5 has registration arm 6, install detector 7 on the registration arm 6, be equipped with sealing mechanism in the fixed box 3, be equipped with actuating mechanism on the boiler body 1, actuating mechanism is connected with swivel 2 transmission, a plurality of through-holes 16 have been seted up on the boiler body 1, guide hole 15 has been seted up on the swivel 2, guide hole 15 and through-hole 16 mutually support.

In the utility model, the driving mechanism comprises a motor 19, two positioning seats 17 are fixedly installed on one side of the boiler body 1, the two positioning seats 17 are rotatably connected with the same rotating rod 18, the motor 19 is fixedly connected with the corresponding positioning seats 17, an output shaft of the motor 19 is fixedly connected with the rotating rod 18, one end of the rotating rod 18 is fixedly installed with a driving gear 20, an annular rack 21 is fixedly installed on the rotating ring 2, the driving gear 20 is meshed with the annular rack 21, the rotating rod 18 drives the rotating ring 2 to rotate through the mutual meshing of the driving gear 20 and the annular rack 21, and further, the detection position of the detector 7 can be adjusted.

According to the utility model, the sealing mechanism comprises a fixed rod 8, a buffer rod 9 is connected onto the fixed rod 8 in a sliding manner, a conical ejector block 10 is fixedly mounted at one end of the buffer rod 9, a buffer spring 11 is fixedly mounted between the conical ejector block 10 and the fixed rod 8, the conical ejector block 10 is matched with the fixed box 3, a baffle plate 12 is fixedly mounted at the other end of the buffer rod 9, a positioning rod 13 is fixedly mounted on the inner wall of the connecting pipe 5, an ejector rod 14 is fixedly mounted at one side of the positioning rod 13, the ejector rod 14 is matched with the conical ejector block 10, and the buffer spring 11 is matched with the conical ejector block 10, so that the fixed box 3 can be sealed, and further the boiler body 1 can be sealed.

The working principle is that when the air pressure in the boiler body 1 needs to be detected, the connecting pipe 5 is sleeved outside the fixed pipe 4 in a threaded manner, meanwhile, the moving connecting pipe 5 drives the ejector rod 14 to move, the ejector rod 14 pushes the conical ejector block 10 to move, so that the conical ejector block 10 is separated from the seal of the fixed box 3, the fixed box 3 is communicated with the connecting pipe 5, further, the detector 7 detects the air pressure in the fixed box 3 and the boiler body 1, when different positions in the boiler body 1 need to be detected, starting a switch of a motor 19, driving an output shaft of the motor 19 to drive a rotating rod 18 to rotate, driving a rotating ring 2 to rotate by the mutual meshing of a driving gear 20 and an annular rack 21 of the rotating rod 18, driving a guide hole 15 to move to different positions by the rotating ring 2, and then the boiler body 1 can be detected at different positions through the mutual matching with different through holes 16.

Example two

Referring to fig. 1-3, a boiler pressure vessel leakage detection device, including boiler body 1, boiler body 1's the outside is rotated and is connected with swivel 2, one side fixed mounting of swivel 2 has fixed box 3, one side fixed mounting of fixed box 3 has fixed pipe 4, threaded sleeve is equipped with connecting pipe 5 on the fixed pipe 4, the one end fixed mounting of connecting pipe 5 has registration arm 6, install detector 7 on the registration arm 6, be equipped with sealing mechanism in the fixed box 3, be equipped with actuating mechanism on the boiler body 1, actuating mechanism and swivel 2 transmission are connected, a plurality of through-holes 16 have been seted up on the boiler body 1, guide hole 15 has been seted up on the swivel 2, guide hole 15 and through-hole 16 mutually support, two annular chutes 22 that the symmetry set up are seted up to the inboard of swivel 2, boiler body 1's the outside fixed mounting has two four symmetries to set up locating piece 23, two corresponding locating pieces 23 and same annular chute 22 sliding connection.

The difference between the second embodiment and the first embodiment is that the sliding connection between the annular sliding groove 22 and the two corresponding positioning blocks 23 can position the rotating ring 2, so that the position of the detector 7 can be conveniently converted, and the use by people is facilitated.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a boiler pressure vessel leak testing device, includes boiler body (1), its characterized in that, the outside of boiler body (1) is rotated and is connected with swivel (2), and one side fixed mounting of swivel (2) has fixed box (3), and one side fixed mounting of fixed box (3) has fixed pipe (4), and threaded sleeve is equipped with connecting pipe (5) on fixed pipe (4), and the one end fixed mounting of connecting pipe (5) has registration arm (6), installs detector (7) on registration arm (6), be equipped with sealing mechanism in fixed box (3), be equipped with actuating mechanism on boiler body (1), actuating mechanism is connected with swivel (2) transmission, a plurality of through-holes (16) have been seted up on boiler body (1), have seted up guide hole (15) on swivel (2), guide hole (15) and through-hole (16) mutually support.

2. The leakage detection device for the boiler pressure vessel according to claim 1, wherein the driving mechanism comprises a motor (19), two positioning seats (17) are fixedly installed at one side of the boiler body (1), the same rotating rod (18) is rotatably connected to the two positioning seats (17), the motor (19) is fixedly connected to the corresponding positioning seat (17), and an output shaft of the motor (19) is fixedly connected to the rotating rod (18).

3. The leakage detecting device for the boiler pressure vessel as claimed in claim 2, wherein one end of the rotating rod (18) is fixedly provided with a driving gear (20), the rotating ring (2) is fixedly provided with an annular rack (21), and the driving gear (20) is meshed with the annular rack (21).

4. The leakage detection device for the boiler pressure vessel as claimed in claim 1, wherein the sealing mechanism comprises a fixed rod (8), a buffer rod (9) is slidably connected onto the fixed rod (8), a conical top block (10) is fixedly installed at one end of the buffer rod (9), a buffer spring (11) is fixedly installed between the conical top block (10) and the fixed rod (8), the conical top block (10) is matched with the fixed box (3), and a baffle (12) is fixedly installed at the other end of the buffer rod (9).

5. The leakage detection device for the boiler pressure vessel according to claim 1, characterized in that a positioning rod (13) is fixedly installed on the inner wall of the connecting pipe (5), a push rod (14) is fixedly installed on one side of the positioning rod (13), and the push rod (14) is matched with the conical push block (10).