CN211234867U

CN211234867U - Flange leakage tester

Info

Publication number: CN211234867U
Application number: CN201922077274.1U
Authority: CN
Inventors: 张明慧
Original assignee: Tianjin Wildek Automation Technology Co ltd
Current assignee: Tianjin Wildek Automation Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-11
Anticipated expiration: 2029-11-27

Abstract

The utility model belongs to the technical field of pipe fitting test tool, especially a flange leakage tester, comprising a frame body, the inside base that is equipped with of support body, divide into on the base about two parts, be equipped with two sealed frocks that the structure is the same respectively, sealed frocks by base fixed mounting's guide rail slider mechanism that the guide rail links to each other, fixed mounting are at the last sealed piece of sealed piece top under the lower sealed piece of slider mechanism up end, fixed mounting the cylinder structure that the last sealed piece links to each other constitutes, sealed frocks top is equipped with the appearance of leaking hunting. The beneficial effects of the utility model are that, simple structure, use manpower sparingly, work efficiency is high, measurable quantity has the work piece of flange.

Description

Flange leakage tester

Technical Field

The utility model relates to a pipe fitting test tool technical field, especially a flange leakage tester.

Background

In the process of assembling some pipelines, some pipelines are directly assembled by pipe fittings, some pipelines are assembled after being welded according to requirements, and some pipe fittings which have the requirement on air tightness need to be subjected to air tightness detection after being processed. The gas tightness of present pipe fitting detects often is through artifical transport and toward the inside gas filling of pipe fitting, detects pipe fitting internal pressure size and judges whether the gas tightness is good. The test method has the advantages of complex operation, high labor intensity and low efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a flange leakage tester is designed. Realize above-mentioned purpose the technical scheme of the utility model does, a flange leakage tester, comprising a frame body, the inside base that is equipped with of support body, divide into on the base about two parts, be equipped with two sealed frocks that the structure is the same respectively, sealed frock by base fixed mounting's guide rail slider mechanism that the guide rail links to each other, fixed mounting under the slider mechanism up end seal the piece, the last sealed piece of fixed mounting sealed piece top under the cylinder structure that the last sealed piece links to each other constitutes, the sealed piece up end is equipped with the test air supply import down, the leak tester is equipped with to sealed frock top, the test tube of leak tester links to each other with sealed piece side down.

The sliding block mechanism is composed of a sliding block fixedly installed on the guide rail, a device platform welded above the sliding block, vertical plates fixedly installed on the base and located on two sides of the guide rail, and a horizontal stretching cylinder fixedly installed right below the guide rail, wherein the joint end face of the horizontal stretching cylinder is fixedly connected with the lower end of the sliding block.

The air cylinder structure is composed of an air cylinder, an upper top plate fixedly installed on the upper end face of the air cylinder through bolt connection, a guide shaft fixedly installed on the upper top plate through bolt connection, and a lower bottom plate fixedly installed at the lower end of the guide shaft through bolt connection, and the telescopic end of the air cylinder extends downwards through a lower bottom plate installation hole and is welded with an upper sealing block.

And the outermost side of the frame body is provided with a protection mechanism.

The protection mechanism comprises a protection cover, a protection door fixedly installed on the protection cover, and a second air cylinder fixedly installed above the protection door through bolt connection.

And a buffer is arranged on one side of the device platform, which is far away from the protective door, through screw connection.

And one side of the upper sealing block, which is far away from the protective door, is provided with a pipeline plugging air cylinder through screw connection.

The other fixed control box that is equipped with of support body, be equipped with PLC control system in the control box, PLC control system and leak hunting appearance, horizontal stretching cylinder, second cylinder, buffer, pipeline shutoff cylinder electric connection, the control box surface is equipped with touch-sensitive screen, total control switch and pilot lamp, total control switch comprises starting switch, automatic control switch, stop switch.

Utilize the technical scheme of the utility model a flange leak tester of preparation, the person that detects only needs to be awaited measuring the work piece and places on the lower sealed piece of sealed frock and can carry out automated inspection. The device can measure the work piece that has the flange, and inner structure is simple, through the operation of control box controlgear, has realized the automation of the mechanized operation and the testing process that the work piece gas tightness detected, has reduced surveyor's intensity of labour, improves production efficiency to measuring result is accurate.

Drawings

Fig. 1 is an isometric view of a flange leak tester according to the present invention;

FIG. 2 is a schematic structural view of a flange leakage tester equipped with a protection mechanism according to the present invention;

fig. 3 is a partial view of a left station of a sealing tool of a flange leakage tester of the present invention;

fig. 4 is a partial view of a right station of a sealing tool of a flange leakage tester of the present invention;

fig. 5 is a hardware connection diagram of a PLC control box of the flange leak tester of the present invention; in the figure, 1, a frame body; 2. a base; 3. sealing the tooling; 4. a guide rail; 5. a slider mechanism; 6. a lower seal block; 7. an upper sealing block; 8. a cylinder structure; 9. a leak detector; 10. a slider; 11. a device table; 12. a vertical plate; 13. a horizontal stretching cylinder; 14. a cylinder; 15. an upper top plate; 16. a guide shaft; 17. a lower base plate; 18. a protection mechanism; 19. a protective cover; 20. a protective door; 21. a second cylinder; 22. a buffer; 23. a pipeline blocks the cylinder; 24. a control box; 25. a PLC system; 26. A touch screen; 27. a master control switch; 28. an indicator light; 29. starting a switch; 30. an automatic control switch; 31. the switch is stopped.

Detailed Description

The utility model discloses it is right to combine the figure below to describe specifically the utility model discloses, as shown in fig. 1-5, a flange leakage tester, including support body 1, support body 1 is inside to be equipped with base 2, divide into about two parts on the base 2, be equipped with two sealed frocks 3 that the structure is the same respectively, and left side station is responsible for detecting casing and pipeline, and right side station is responsible for detecting the pipeline, controls two stations and can detect simultaneously, ensures that the whole monitoring of each position of workpiece under test targets in place.

The sealing tool is characterized in that the sealing tool 3 is composed of a guide rail 4 fixedly installed on a base 2, a sliding block mechanism 5 connected with the guide rail 4, a lower sealing block 6 fixedly installed on the upper end face of the sliding block mechanism 5, an upper sealing block 7 fixedly installed above the lower sealing block 6, and a cylinder structure 8 connected with the upper sealing block 7, wherein the upper end face of the lower sealing block 6 is provided with a test air source inlet, a leak detector 9 is installed above the sealing tool 3, and a test tube of the leak detector 9 is connected with the side face of the lower sealing block 6.

The sliding block mechanism 5 is composed of a sliding block 10 fixedly installed on the guide rail 4, a device platform 11 welded above the sliding block 10, a vertical plate 12 fixedly installed on the base 2 and located on two sides of the guide rail 4, and a horizontal stretching cylinder 13 fixedly installed under the guide rail 4, wherein the joint end face of the horizontal stretching cylinder 13 is fixedly connected with the lower end of the sliding block 10, one side, away from the protective door 20, of the device platform 11 is provided with a buffer 22 through screw connection, the horizontal stretching cylinder 13 drives the sliding block mechanism 5 to move, the horizontal stretching cylinder 13 stops suddenly when the sliding block mechanism moves to a specific position, at the moment, the buffer 22 plays a role in buffering, the speed of the sliding block mechanism 5 is slowly reduced, and the stable operation of the lower sealing block 6 on the sliding block mechanism 5 and a workpiece.

The pipeline plugging air cylinder 23 is installed on one side, far away from the protective door 20, of the upper sealing block 7 through screw connection, after a workpiece to be tested is clamped tightly, the pipeline plugging air cylinder 23 starts to move to provide power for the plugging head fixedly installed inside the upper sealing block 7, and the plugging head moves to realize plugging and sealing of the workpiece to be tested.

The cylinder structure 8 is composed of a cylinder 14, an upper top plate 15 fixedly mounted on the upper end face of the cylinder 14 through bolt connection, a guide shaft 16 fixedly mounted on the upper top plate 15 through bolt connection, and a lower bottom plate 17 fixedly mounted at the lower end of the guide shaft 16 through bolt connection, and the telescopic end of the cylinder 14 extends downwards through a mounting hole of the lower bottom plate 17 and is welded with the upper sealing block 7.

The outermost side of the frame body 1 is provided with a protection mechanism 18, and the protection mechanism 18 is composed of a protection cover 19, a protection door 20 fixedly installed on the protection cover 19, and a second air cylinder 21 fixedly installed above the protection door 20 through bolt connection.

The other fixed control box 24 that is equipped with of support body 1, be equipped with PLC control system 25 in the control box, PLC control system 25 and leak hunting appearance 9, the tensile cylinder 13 of level, cylinder 14, second cylinder 21, buffer 22, pipeline shutoff cylinder 23 electric connection, 24 surfaces of control box are equipped with touch-sensitive screen 26, total control switch 27 and pilot lamp 28, total control switch 27 comprises starting switch 29, automatic control switch 30, stop switch 31.

In the embodiment, after a workpiece to be measured is placed on the lower sealing block, the protective door is closed, the sliding block mechanism starts to move along the guide rail to drive the lower sealing block and the workpiece to be measured to move to fixed positions, the cylinder structure right above the workpiece to be measured drives the upper sealing block to move downwards until the upper sealing block and the lower sealing block clamp the workpiece to be measured, and the workpiece to be measured is clamped and sealed. The leak detector starts to work, firstly, test gas enters the interior of a workpiece to be tested from a test tube of the leak detector, then pressure maintaining operation is carried out, the leak detector detects the change condition of the pressure in the workpiece to be tested and displays the change condition on a touch screen of a control box, and if the detected pressure is kept constant, the airtightness in the workpiece to be tested is good; otherwise, the leakage occurs in the workpiece to be detected. After the leak detection is finished, the pipeline plugging air cylinder stops outputting power, the air cylinder structure drives the upper sealing block to move to the initial position, the sliding block mechanism drives the lower sealing block and the workpiece to move along the guide rail, the protective door is opened, and the workpiece is taken down.

The device can measure the pipe fitting with the flange and solve the problem that the operation of the existing manual leakage test method is complex, only the tested workpiece needs to be placed on the lower sealing block, the automatic leakage test can be realized by controlling the control box, the manual carrying and installation are not needed, the labor is saved, and the production efficiency is improved.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a flange leak tester, includes support body (1), its characterized in that, support body (1) inside is equipped with base (2), two parts about being divided into on base (2), sealed frock (3) that are the same of two structures are equipped with respectively, sealed frock (3) by base (2) fixed mounting's guide rail (4) slider mechanism (5), the lower seal block (6) of fixed mounting at slider mechanism (5) up end, fixed mounting seal block (7) in the last seal block (6) top down that last seal block (7) link to each other constitute, seal block (6) up end is equipped with the test air supply import down, leak tester (9) are equipped with to sealed frock (3) top, the test tube of leak tester (9) links to each other with seal block (6) side down.

2. The flange leakage tester according to claim 1, wherein the slider mechanism (5) is composed of a slider (10) fixedly mounted on the guide rail (4), a device table (11) welded above the slider (10), a vertical plate (12) fixedly mounted on the base (2) and located on two sides of the guide rail (4), and a horizontal stretching cylinder (13) fixedly mounted right below the guide rail (4), and a joint end face of the horizontal stretching cylinder (13) is fixedly connected with the lower end of the slider (10).

3. The flange leakage tester according to claim 1, wherein the cylinder structure (8) is composed of a cylinder (14), an upper top plate (15) fixedly mounted on the upper end surface of the cylinder (14) through bolt connection, a guide shaft (16) fixedly mounted on the upper top plate (15) through bolt connection, and a lower bottom plate (17) fixedly mounted on the lower end of the guide shaft (16) through bolt connection, and the telescopic end of the cylinder (14) extends downwards through a mounting hole of the lower bottom plate (17) and is welded with the upper sealing block (7).

4. A flange leak tester according to claim 1, wherein the outermost side of the frame body is provided with a guard mechanism (18).

5. The flange leakage tester according to claim 4, wherein the protection mechanism (18) is composed of a protection cover (19), a protection door (20) fixedly installed on the protection cover (19), and a second air cylinder (21) fixedly installed above the protection door (20) through bolt connection.

6. A flange leak tester according to claim 2, wherein a bumper (22) is mounted by screw connection to the side of the assembly table (11) remote from the protective door (20).

7. The flange leakage tester according to claim 1, wherein a pipeline plugging cylinder (23) is installed on one side of the upper sealing block (7) far away from the protective door (20) through screw connection.

8. The flange leakage tester according to claim 1, 2, 3, 5, 6 or 7, characterized in that a control box (24) is fixedly installed beside the frame body, a PLC control system (25) is arranged in the control box, the PLC control system (25) is electrically connected with the leakage tester (9), the horizontal stretching cylinder (13), the cylinder (14), the second cylinder (21), the buffer (22) and the pipeline plugging cylinder (23), a touch screen (26), a master control switch (27) and an indicator lamp (28) are arranged on the outer surface of the control box (24), and the master control switch (27) is composed of a starting switch (29), an automatic control switch (30) and a stopping switch (31).