CN213121025U

CN213121025U - Pipeline under pressure welding department detection device

Info

Publication number: CN213121025U
Application number: CN202022322166.9U
Authority: CN
Inventors: 牛广旭
Original assignee: Gansu Province Special Equipment Inspection And Testing Institute
Current assignee: Gansu Province Special Equipment Inspection And Testing Institute
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-04
Anticipated expiration: 2030-10-19

Abstract

The utility model belongs to the technical field of pipeline detection devices, in particular to a pressure pipeline welding position detection device, which comprises a connecting plate b, wherein the left side and the right side of the upper surface of the connecting plate b are both provided with a clamping groove, the left side surface of the inner wall of the clamping groove is provided with a threaded hole a, the threaded hole a is internally connected with a screw rod, the outer surface of the screw rod is in threaded connection with the threaded hole b arranged on the left side surface of the connecting plate a, the front surface and the back surface of the connecting plate a and the connecting plate b are detachably connected with the opposite surfaces of two sealing plates a and b through bolts respectively, people rotate a valve a to add water into the gaps between the connecting plate a and the connecting plate b and a pipeline, after the water addition is finished, people close the valve a, inflate the device through an inflation tube, increase the pressure of the water to the pipeline welding, the pipe weld is sealed and has problems when the pressure is reduced.

Description

Pipeline under pressure welding department detection device

Technical Field

The utility model belongs to the technical field of the pipeline detection device, concretely relates to pipeline under pressure welding department detection device.

Background

Pressure pipes are understood to be all pipes which are subjected to internal or external pressure, irrespective of the medium in the pipe. Pressure pipes are part of pipes for transporting, distributing, mixing, separating, discharging, metering, controlling and stopping the flow of fluids, and are assembled assemblies of pipes, tubes, flanges, bolted connections, gaskets, valves, other components or pressure parts and supports.

After welding the pressure pipeline, people usually fill the pipeline with water to see whether there is a leakage place at the pipeline welding position, but this method cannot detect whether the pipeline leaks after bearing pressure when in use.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a pipeline under pressure welding department detection device has the characteristics of test pipeline gas tightness and adaptation different pipe diameters size.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pipeline under pressure welding department detection device, includes connecting plate b, the draw-in groove has all been seted up to the left and right sides of connecting plate b upper surface, threaded hole an has been seted up to the left surface of draw-in groove inner wall, threaded hole an internal thread is connected with the screw rod, the surface threaded connection of screw rod is in the threaded hole b that connecting plate a left surface was seted up, the front and the back of connecting plate an and connecting plate b pass through the bolt respectively can dismantle with the one side that two closing plates an and closing plate b are relative and be connected, the lower surface of closing plate an upper surface and closing plate b respectively with the surface laminating.

Preferably, a pressure gauge is arranged on the upper surface of the connecting plate a.

Preferably, the left side surface of the connecting plate a is communicated with one end of the water inlet pipe, and the front surface of the water inlet pipe is provided with a valve a.

Preferably, the right side surface of the connecting plate a is communicated with one end of an inflation tube, and the front surface of the inflation tube is provided with a valve b.

Preferably, the number of the sealing plates a and the sealing plates b is two, and the sealing rings a and the sealing rings b are respectively arranged on the opposite surfaces of the two sealing plates a and the sealing plates b.

Preferably, the left side surface and the right side surface of the connecting plate a and the connecting plate b are respectively provided with three threaded holes a and three threaded holes b, and the positions of the threaded holes a correspond to those of the threaded holes b.

Preferably, the lower surface of the connecting plate a is fixedly connected with the top end of the supporting column, the bottom end of the supporting column is fixedly connected with the upper surface of the supporting block, and the supporting block is arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up inlet tube, gas tube, valve an, valve b and manometer, people rotate valve an and add water in the clearance between to connecting plate an and connecting plate b and the pipeline, add water and finish the back, people close valve an, aerify in this device through the gas tube, promote water to the pressure of pipe weld department, the manometer detects the pressure in this device, when pressure is fixed, the pipe weld department is sealed, when pressure weakens, the pipe weld department has a problem.

Through setting up screw hole an, screw hole b, connecting plate an, connecting plate b and screw rod, people make screw hole an and screw hole b between connecting plate an and the connecting plate b corresponding according to the size of pipeline pipe diameter, move the screw rod through twisting and fix connecting plate a and connecting plate b for this device can adapt to the pipeline of different pipe diameters.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic structural view of the utility model viewed from the middle left;

in the figure: 1. a connecting plate a; 2. a connecting plate b; 3. a screw; 4. a support pillar; 5. a support block; 6. a pressure gauge; 7. a sealing ring a; 8. an inflation tube; 9. a water inlet pipe; 10. a sealing plate a; 11. a sealing plate b; 12. and a sealing ring b.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a pipeline under pressure welding department detection device, includes connecting plate b2, the draw-in groove has all been seted up to the left and right sides of connecting plate b2 upper surface, screw hole a has been seted up to the left surface of draw-in groove inner wall, screw hole a internal thread connection has screw rod 3, the surface threaded connection of screw rod 3 is in the screw hole b that the left surface was seted up of connecting plate a1, the front and the back of connecting plate a1 and connecting plate b2 pass through the bolt respectively with two closing plate a10 and the relative one side of closing plate b11 can dismantle the connection, closing plate a10 upper surface and closing plate b 11's lower surface respectively with the surface laminating of pipeline.

Specifically, through being provided with manometer 6 at the upper surface of connecting plate a1, manometer 6 can detect the pressure in this device, and when pressure was fixed, the pipe weld was sealed, and when pressure weakened, the pipe weld had a problem.

Specifically, the left side surface of the connecting plate a1 is communicated with one end of the water inlet pipe 9, and the front surface of the water inlet pipe 9 is provided with a valve a, so that people can add water into the device through the water inlet pipe 9, and the valve a can control the opening and closing of the water inlet pipe 9.

Specifically, the right side surface of the connecting plate a1 is communicated with one end of the inflation tube 8, the front surface of the inflation tube 8 is provided with a valve b, people can inflate the device through the inflator to increase the pressure in the device, and the valve can control the opening and closing of the inflation tube 8.

Specifically, by providing two sealing plates a10 and b11, and providing a sealing ring a7 and a sealing ring b12 on the opposite surfaces of the two sealing plates a10 and b11, respectively, the sealing rings a7 and b12 can seal the connection plate a1, the connection plate b2, the sealing plates a10 and the sealing plates b11 with the pipeline.

Specifically, three screw hole a and three screw hole b have been seted up respectively to the left and right sides face through setting up connecting plate a1 and connecting plate b2, and screw hole a and screw hole b's position is corresponding, and people can fix between connecting plate a1 and the connecting plate b2 according to the size of pipeline pipe diameter for this device can adapt to the pipeline of different pipe diameters.

Specifically, through the lower surface that sets up connecting plate a1 and the top fixed connection of support column 4, the bottom of support column 4 and the last fixed surface of supporting shoe 5 are connected, the shape of supporting shoe 5 is the arc, and arc supporting shoe 5 and support column 4 can support between connecting plate a1 and the pipeline, and arc supporting shoe 5 laminates the surface of pipeline more simultaneously for this device is at the during operation, and is more stable.

The utility model discloses a theory of operation and use flow: the utility model discloses, when using, people fix connecting block a and connecting block b through screw rod 3, the fixed back that finishes, people add water in the clearance between two closing plate an 10 and two closing plate b11 through bolt and connecting plate a1 and connecting plate b2 and the back, people rotate valve an to connecting plate a1 and connecting plate b2 and pipeline, add water the back that finishes, people close valve an, aerify in to this device through gas tube 8, promote water to the pressure of pipe weld, manometer 6 detects the pressure in this device, when pressure is fixed, the pipe weld is sealed, when pressure weakens, pipe weld has a problem.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pipeline under pressure welding department detection device, includes connecting plate b (2), its characterized in that: the left and right sides of connecting plate b (2) upper surface all seted up the draw-in groove, threaded hole a is seted up to the left surface of draw-in groove inner wall, threaded hole a internal thread is connected with screw rod (3), the surface threaded connection of screw rod (3) is in the threaded hole b that connecting plate a (1) left surface was seted up, the front and the back of connecting plate a (1) and connecting plate b (2) pass through the bolt respectively can dismantle with the relative one side of two closing plate a (10) and closing plate b (11) and be connected, the lower surface of closing plate a (10) upper surface and closing plate b (11) is laminated with the surface of pipeline respectively.

2. A pressure pipe weld detection device as claimed in claim 1, wherein: and a pressure gauge (6) is arranged on the upper surface of the connecting plate a (1).

3. A pressure pipe weld detection device as claimed in claim 1, wherein: the left side face of the connecting plate a (1) is communicated with one end of the water inlet pipe (9), and the front face of the water inlet pipe (9) is provided with a valve a.

4. A pressure pipe weld detection device as claimed in claim 1, wherein: the right side face of the connecting plate a (1) is communicated with one end of an inflation tube (8), and the front face of the inflation tube (8) is provided with a valve b.

5. A pressure pipe weld detection device as claimed in claim 1, wherein: the number of the sealing plates a (10) and the sealing plates b (11) is two, and the sealing rings a (7) and the sealing rings b (12) are respectively arranged on the opposite surfaces of the two sealing plates a (10) and the two sealing plates b (11).

6. A pressure pipe weld detection device as claimed in claim 1, wherein: the left side face and the right side face of the connecting plate a (1) and the connecting plate b (2) are respectively provided with three threaded holes a and three threaded holes b, and the positions of the threaded holes a correspond to those of the threaded holes b.

7. A pressure pipe weld detection device as claimed in claim 1, wherein: the lower surface of the connecting plate a (1) is fixedly connected with the top end of the supporting column (4), the bottom end of the supporting column (4) is fixedly connected with the upper surface of the supporting block (5), and the supporting block (5) is arc-shaped.