CN211203286U

CN211203286U - Pipeline sealing device for pipeline hydrostatic test

Info

Publication number: CN211203286U
Application number: CN201921732537.1U
Authority: CN
Inventors: 石文豪
Original assignee: Shanghai Yuheng Construction Engineering Co Ltd
Current assignee: Shanghai Yuheng Construction Engineering Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-07
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a pipeline sealing device for pipeline hydrostatic test relates to drilling mold processing field, including showing the depressor, the lower extreme surface of showing the depressor is provided with the siphunculus, the rear end of siphunculus is provided with the connecting pipe, the lower extreme of connecting pipe is provided with the fixed screw, one side surface of connecting pipe is provided with sealed fastener, one side surface of sealed fastener is provided with changes the depressor, one side surface of changing the depressor is provided with the rubber circle, the lower extreme surface of changing the depressor is provided with the support frame. A pipeline sealing device for pipeline hydrostatic test, the connecting pipe the inside is provided with the shrink circle mouth, the outside of shrink circle mouth is provided with the sealing rubber ring, operating personnel can be used for the pipeline of different models to do the experiment, the sealing rubber ring keeps the leakproofness, the commentaries on classics depressor can carry out different pressure experiments to different experiment pipelines, comparatively practical, bring better use prospect.

Description

Pipeline sealing device for pipeline hydrostatic test

Technical Field

The utility model relates to a pipeline sealing field specifically is a pipeline sealing device for pipeline hydrostatic test.

Background

Among the great nature of pipeline, its leakproofness is crucial, therefore, pipeline leakproofness's detection is qualified also becomes the pipeline and puts first up qualified standard, in the pipeline production process, need carry out hydraulic test to every pipeline, pressurize the pipeline by special hydrostatic test machine, and under certain pressure condition, last a period, be used for detecting pipeline welded qualification, and current pipeline hydrostatic test's pipeline sealing device's leakproofness is not enough, the air of pipeline the inside is difficult for discharging, the pipeline interface is fixed, detectable pipeline model is single.

When the existing pipeline sealing device works, a pipeline connector is prone to water seepage, the sealing performance is not enough, the detected pipeline is single in model, the working efficiency is low, and therefore the pipeline sealing device for the pipeline hydrostatic test is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a pipeline sealing device for pipeline hydrostatic test has advantages such as the leakproofness is high, the commonality is strong and work efficiency height, has solved common device leakproofness easily infiltration inadequately, has detected the single problem of pipeline model.

(II) technical scheme

For the purpose that realizes that above-mentioned leakproofness is high, the commonality is strong and work efficiency is high, the utility model provides a following technical scheme: a pipeline sealing device for a pipeline hydrostatic test comprises a pressure indicator, wherein a through pipe is arranged on the outer surface of the lower end of the pressure indicator, a connecting pipe is arranged at the rear end of the through pipe, a fixing screw is arranged at the lower end of the connecting pipe, a sealing fastener is arranged on the outer surface of one side of the connecting pipe, a pressure converter is arranged on the outer surface of one side of the sealing fastener, a rubber ring is arranged on the outer surface of one side of the pressure converter, a supporting frame is arranged on the outer surface of the lower end of the pressure converter, a protective table is arranged on the outer surface of the lower end of the supporting frame, a fixing base is arranged on the outer surface of the lower end of the protective table, a contraction ring opening is arranged in the connecting pipe, an exhaust hole and a sealing pipe are arranged on the outer wall of the connecting pipe, the inside of reservoir chamber is provided with the relief pressure valve, the surface of one side of relief pressure valve is provided with the pipe, the one end surface of pipe is provided with the pressure-increasing valve.

Preferably, the outer wall of the adjusting screw is fixedly connected with the outer surface of the front end of the connecting pipe, the outer surface of the lower end of the exhaust hole is fixedly connected with the outer wall of the connecting pipe, and the outer surface of the lower end of the sealing pipe is fixedly connected with the outer wall of the connecting pipe.

Preferably, the outer surface of one side of the pressure reducing valve is fixedly connected with the outer surface of one end of the guide pipe, and the outer surface of the other end of the guide pipe is fixedly connected with the outer surface of one side of the pressure increasing valve.

Preferably, the outer wall of the contraction ring opening is provided with a sealing rubber ring, the outer surface of the lower end of the exhaust hole and the outer surface of the lower end of the sealing pipe are both provided with welding blocks, and the outer surface of the front end of the sealing pipe is provided with a sealing ring.

Preferably, the outer surfaces of the two ends of the guide pipe are respectively provided with a water closing ring, and the pressure increasing valve and the pressure reducing valve are respectively internally provided with a flow dividing fan blade.

Preferably, the outer surface of one side of the connecting pipe is fixedly connected with the outer surface of one side of the sealing clamping piece, a clamping groove is formed in the outer surface of the upper end of the supporting frame, and the outer surface of the upper end of the supporting frame is fixedly connected with the outer wall of the pressure converter through the clamping groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a pipeline sealing device for pipeline hydrostatic test possesses following beneficial effect:

1. this cite a pipeline sealing device for pipeline hydrostatic test, operating personnel puts the pipeline of required experiment on the connecting pipe, the reservoir chamber begins to turn on the water, rivers convey the pipeline the inside of experiment through the connecting pipe, through the siphunculus, show that the ware shows real-time water pressure, it has relief pressure valve and booster valve can adjust hydraulic size to change the ware the inside, through pipe connection control, keep by the interior hydraulic stability of pipeline of experiment, the outside is provided with the set screw, fixed connection pipe and protection platform, prevent violent vibrations, pipeline the inside water pressure is after certain degree, the mouth of pipe is sealed to sealed fastener, keep water pressure, it is difficult for the infiltration to improve the leakproofness, the effect of use is better for traditional mode.

2. This cite a pipeline sealing device for pipeline hydrostatic test, the connecting pipe the inside is provided with the shrink ring mouth, the outside of shrink ring mouth is provided with sealed rubber ring, operating personnel can be used for doing the experiment with the pipeline of different models, sealed rubber ring keeps the leakproofness, there is the exhaust hole on the connecting pipe, can be with the unnecessary air escape of the pipeline the inside of experiment, still be provided with adjusting screw on the connecting pipe, use jointly with shrink ring mouth, the single problem of experiment pipeline model has been solved, it has better prospect to use.

Drawings

Fig. 1 is a schematic structural diagram of a pipeline sealing device for a pipeline hydraulic test according to the present invention;

fig. 2 is a schematic structural diagram of a connecting pipe in a pipe sealing device for a hydraulic test of a pipe according to the present invention;

fig. 3 is a schematic structural diagram of the pressure transformer in the pipe sealing device for the pipeline hydraulic test of the present invention.

In the figure: 1. a pressure display; 2. pipe passing; 3. a connecting pipe; 4. fixing screws; 5. a voltage converter; 6. a rubber ring; 7. a support frame; 8. sealing the clamping piece; 9. a protection platform; 10. a fixed base; 301. shrinking the ring opening; 302. an exhaust hole; 303. a sealing tube; 304. adjusting screws; 501. a water storage chamber; 502. a pressure reducing valve; 503. a conduit; 504. a pressure increasing valve.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

As shown in fig. 1-3, a pipeline sealing device for pipeline hydrostatic test comprises a pressure indicator 1, a through pipe 2 is arranged on the outer surface of the lower end of the pressure indicator 1, a connecting pipe 3 is arranged at the rear end of the through pipe 2, a fixing screw 4 is arranged at the lower end of the connecting pipe 3, a sealing fastener 8 is arranged on the outer surface of one side of the connecting pipe 3, a pressure converter 5 is arranged on the outer surface of one side of the sealing fastener 8, a rubber ring 6 is arranged on the outer surface of one side of the pressure converter 5, a supporting frame 7 is arranged on the outer surface of the lower end of the supporting frame 7, a protection platform 9 is arranged on the outer surface of the lower end of the protection platform 9, a contraction ring opening 301 is arranged inside the connecting pipe 3, an exhaust hole 302 and a sealing pipe 303 are arranged on the outer wall of the connecting pipe 3, the, a water storage chamber 501 is arranged in the transformer 5, a pressure reducing valve 502 is arranged in the water storage chamber 501, a guide pipe 503 is arranged on the outer surface of one side of the pressure reducing valve 502, and a pressure increasing valve 504 is arranged on the outer surface of one end of the guide pipe 503.

Further, the outer wall of adjusting screw 304 and the front end outer surface fixed connection of connecting pipe 3, the lower extreme surface of exhaust hole 302 and the outer wall fixed connection of connecting pipe 3, the lower extreme surface of sealed tube 303 and the outer wall fixed connection of connecting pipe 3 are favorable to strengthening sealed machine's fastness.

Furthermore, the outer surface of one side of the pressure reducing valve 502 is fixedly connected with the outer surface of one end of the guide pipe 503, and the outer surface of the other end of the guide pipe 503 is fixedly connected with the outer surface of one side of the pressure increasing valve 504, so that the stability of the machine is enhanced, and the joint is prevented from loosening due to severe vibration during the operation of the machine.

Further, the outer wall of shrink ring mouth 301 is provided with sealed rubber ring, and the lower extreme surface of exhaust hole 302 all is equipped with the welding piece with the lower extreme surface of sealed tube 303, and the front end surface of sealed tube 303 is provided with the sealing ring, is favorable to improving shrink ring mouth 301's leakproofness, can with the better linking of the pipeline that needs the experiment.

Further, the outer surfaces of the two ends of the guide pipe 503 are provided with water closing rings, and the pressure increasing valve 504 and the pressure reducing valve 502 are internally provided with flow dividing fan blades, so that the water pressure can be adjusted, and different water pressures can be set according to different types of pipelines.

Further, one side surface of connecting pipe 3 and one side fixed surface of sealed fastener 8 are connected, and the upper end surface of support frame 7 is provided with the draw-in groove, and the upper end surface of support frame 7 passes through draw-in groove and 5 outer wall fixed connection of voltage converter, strengthens the leakproofness of connecting pipe 3, improves the stability of machine.

What need explain in this application, the utility model relates to a pipeline sealing device for pipeline hydrostatic test, the theory of operation: an operator places a pipeline to be tested on a connecting pipe 3, a water storage chamber 501 begins to discharge water, water flow is conveyed into the pipeline to be tested through the connecting pipe 3, when the water flow passes through a through pipe 2, a pressure display device 1 displays real-time water pressure, a pressure reducing valve 502 and a pressure increasing valve 504 are arranged in a pressure converter 5 and can adjust the water pressure, the pressure reducing valve and the pressure increasing valve are connected and controlled through a guide pipe 503, the stability of the water pressure in the tested pipeline is kept, a fixing screw 4 is arranged outside the tested pipeline, the connecting pipe 3 and a protective table 9 are fixed and prevented from violent vibration, after the water pressure in the pipeline reaches a certain degree, a pipe opening is sealed by a sealing clamping piece 8, the water pressure is kept, the water seepage is prevented easily due to the improvement of the sealing performance, a contraction ring opening 301 is arranged inside the connecting pipe 3, a sealing rubber ring is arranged outside the contraction, the unnecessary air of the pipeline the inside that can be with the experiment is discharged, is provided with adjusting screw 304 on the connecting pipe 3, uses jointly with shrink ring mouth 301, has solved the single problem of experiment pipeline model, uses and has better prospect.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A pipeline sealing device for pipeline hydrostatic test, includes pressure indicator (1), its characterized in that: the outer surface of the lower end of the pressure display device (1) is provided with a through pipe (2), the rear end of the through pipe (2) is provided with a connecting pipe (3), the lower end of the connecting pipe (3) is provided with a fixing screw (4), the outer surface of one side of the connecting pipe (3) is provided with a sealing fastener (8), the outer surface of one side of the sealing fastener (8) is provided with a pressure converter (5), the outer surface of one side of the pressure converter (5) is provided with a rubber ring (6), the outer surface of the lower end of the pressure converter (5) is provided with a support frame (7), the outer surface of the lower end of the support frame (7) is provided with a protection platform (9), the outer surface of the lower end of the protection platform (9) is provided with a fixing base (10), a contraction ring opening (301) is arranged in the connecting pipe, sealing tube (303) are located one side of exhaust hole (302), the front end surface of connecting pipe (3) is provided with adjusting screw (304), the inside of depressor (5) is provided with reservoir chamber (501), the inside of reservoir chamber (501) is provided with relief pressure valve (502), one side surface of relief pressure valve (502) is provided with pipe (503), the one end surface of pipe (503) is provided with pressure-increasing valve (504).

2. The pipe sealing device for the hydraulic test of the pipe as claimed in claim 1, wherein: the outer wall of adjusting screw (304) and the front end surface fixed connection of connecting pipe (3), the lower extreme surface of exhaust hole (302) and the outer wall fixed connection of connecting pipe (3), the lower extreme surface of sealed tube (303) and the outer wall fixed connection of connecting pipe (3).

3. The pipe sealing device for the hydraulic test of the pipe as claimed in claim 1, wherein: the outer surface of one side of the pressure reducing valve (502) is fixedly connected with the outer surface of one end of the guide pipe (503), and the outer surface of the other end of the guide pipe (503) is fixedly connected with the outer surface of one side of the pressure increasing valve (504).

4. The pipe sealing device for the hydraulic test of the pipe as claimed in claim 1, wherein: the outer wall of shrink ring mouth (301) is provided with sealed rubber ring, the lower extreme surface of exhaust hole (302) and the lower extreme surface of sealed tube (303) all are equipped with the welding piece, the front end surface of sealed tube (303) is provided with the sealing ring.

5. The pipe sealing device for the hydraulic test of the pipe as claimed in claim 1, wherein: the outer surfaces of two ends of the guide pipe (503) are provided with water closing rings, and shunting blades are arranged inside the pressure increasing valve (504) and the pressure reducing valve (502).

6. The pipe sealing device for the hydraulic test of the pipe as claimed in claim 1, wherein: the outer surface of one side of connecting pipe (3) and the outer fixed surface of one side of sealed fastener (8) are connected, the upper end surface of support frame (7) is provided with the draw-in groove, the upper end surface of support frame (7) passes through draw-in groove and commentaries on classics depressor (5) outer wall fixed connection.