CN218566824U

CN218566824U - Plug valve detection device

Info

Publication number: CN218566824U
Application number: CN202222311814.XU
Authority: CN
Inventors: 李艳超; 闫桂东; 惠晓航
Original assignee: Tianjin Haitongda Petroleum Machinery Co ltd
Current assignee: Tianjin Haitongda Petroleum Machinery Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-03-03
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to the technical field of plug valve detection equipment, in particular to a plug valve detection device, which comprises a detection platen, wherein the top end of the detection platen is provided with a first convex groove, the inside of the first convex groove is rotationally connected with a first bidirectional screw, the outer left side and the outer rear side of the first bidirectional screw are in threaded connection with a first convex block, the two first convex blocks are in sliding fit with the first convex groove, the top ends of the two first convex blocks are fixedly connected with a first pressing plate, the opposite ends of the two first pressing plates are provided with fixed grooves, clamping seats are inserted into the inner parts of the two fixed grooves, the clamping seats are fixedly connected with the first pressing plates through fixed screws, the opposite ends of the two clamping seats are fixedly connected with positioning pipes, and the opposite ends of the two clamping seats are fixedly connected with sealing rings; the plug valve sealing flange is prevented from being mounted on the plug valve through bolts, the plug valve is convenient to clamp and fix, mounting time is saved, and efficiency of plug valve detection is improved.

Description

Plug valve detection device

Technical Field

The utility model relates to a plug valve check out test set technical field specifically is a plug valve detection device.

Background

It is known that a plug valve is a fast-opening through valve, which can also be used for media with suspended particles, since the movement between the rotary sealing surfaces has a wiping action and contact with the flowing medium is completely prevented when fully open. Another important feature is that it is easily adaptable to a multi-channel configuration so that two, three, or even four different flow paths can be obtained for one valve, and in order to ensure the manufacturing quality of the plug valve, the plug valve needs to be tested after the plug valve is manufactured, and a plug valve testing device is usually used in the plug valve testing process.

Through the retrieval, chinese patent is CN 2020218260.5's utility model discloses a plug valve detection device, including detecting the platen, it has the locating plate and has the manometer through mounting panel fixed mounting to detect platen top one side fixed mounting, detects the equal fixed mounting in platen bottom both sides and has the backup pad, and it is when using, presss from both sides tight fixedly to the plug valve through locating plate, first clamp plate and second clamp plate, before detecting the plug valve, need install corresponding flange on the plug valve through the bolt, then pressurize to the inside of plug valve, carries out pressure detection to the plug valve through the manometer, is comparatively loaded down with trivial details to the process of installing is dismantled to flange, and the time of operation is longer, and the efficiency that detects the plug valve is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art, the utility model provides a plug valve detection device to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plug valve detection device, including detecting the platen, the top of detecting the platen is provided with first protruding type groove, the inside in first protruding type groove is rotated and is connected with first two-way screw, the equal threaded connection in outside left side and the outside rear side of first two-way screw has first protruding type piece, two first protruding type pieces all with first protruding type groove sliding fit, the equal fixedly connected with clamp in top of two first protruding type pieces, the equal fixedly connected with sealing ring in one end that two first clamp are relative, the inside that is located left clamp is provided with the dead slot, the left end that is located left clamp is provided with the air duct that communicates with the dead slot, be located left clamp top and be connected with two breather pipes, two breather pipes all communicate with the inside of dead slot, the top left side fixedly connected with support of detecting the platen, the top fixedly connected with high-pressure pump of support, the output of high-pressure pump is connected with the gas tube through first hose, install two breather pipes on the gas tube, the gas tube is connected with the high-pressure hose through the pressure pipe and the pressure gauge respectively with the gas connection pipe, the pressure meter and the quick connection pipe are connected with the gas connection pipe.

Preferably, four electric cylinders are installed in the top end of the detection bedplate in an embedded mode, a supporting plate is fixedly connected to the top ends of the four electric cylinders and located in the middle of the two first clamping plates, a second convex groove is formed in the top end of the supporting plate, a second bidirectional screw is connected to the inside of the second convex groove in a rotating mode, a second convex block is connected to the front side and the rear side of the second bidirectional screw in a threaded mode, the two second convex blocks are matched with the second convex groove in a sliding mode, and a second pressing plate is fixedly connected to the bottom ends of the two second convex blocks.

Furthermore, two the equal fixedly connected with rubber pad of the relative one end of second clamp plate.

Still further, a first rotating handle is fixedly connected to the right end of the first bidirectional screw.

In a further scheme, a second rotating handle is fixedly connected to the front end of the second bidirectional screw rod.

On the basis of the scheme, the bottom end of the detection bedplate is fixedly connected with four support legs.

(III) advantageous effects

Compared with the prior art, the utility model provides a plug valve detection device possesses following beneficial effect:

this plug valve detection device, put the plug valve in the centre of two first clamp plates, then rotate first bidirectional screw, first bidirectional screw rotates and makes two first protruding type pieces remove to the centre, make inside two registration arms insert the both ends of plug valve respectively, and make two holders press from both sides tight fixed to the plug valve, improve the leakproofness between holder and the plug valve through the sealing ring, to the dead slot through the high pressure pump, the inside of logical groove and plug valve is aerifyd, make the inside of plug valve reach certain atmospheric pressure, a period of stewing, change through observing the manometer pointer comes to detect the plug valve, this detection method has avoided installing sealing flange on the plug valve through the bolt, be convenient for press from both sides tight fixed to the plug valve, the time of having practiced thrift the installation, improve the efficiency of detecting the plug valve.

Drawings

Fig. 1 is a schematic sectional structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the structural connection between the supporting plate and two second pressing plates;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present invention;

fig. 5 is a schematic side view of the clamp holder according to the present invention.

In the figure: 1. detecting a platen; 2. a first bidirectional screw; 3. a first male block; 4. a first platen; 5. a holder; 6. fixing screws; 7. a positioning tube; 8. a seal ring; 9. a breather pipe; 10. a support; 11. a high pressure inflator; 12. a first hose; 13. an inflation tube; 14. a valve; 15. a pressure gauge; 16. a second hose; 17. a connecting pipe; 18. a quick coupling; 19. an electric cylinder; 20. a support plate; 21. a second bidirectional screw; 22. a second male block; 23. a second platen; 24. a rubber pad; 25. a first rotating handle; 26. a second rotating handle; 27. and (7) supporting legs.

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. 1-5, a plug valve detecting device comprises a detecting platen 1, four supporting legs 27 are fixedly connected to the bottom end of the detecting platen 1, the detecting platen 1 is supported by the supporting legs 27, a first convex groove is arranged at the top end of the detecting platen 1, a first bidirectional screw 2 is rotatably connected inside the first convex groove, a first rotating handle 25 is fixedly connected to the right end of the first bidirectional screw 2 to facilitate the rotation of the first bidirectional screw 2, first convex blocks 3 are respectively and threadedly connected to the left side and the rear side of the outside of the first bidirectional screw 2, the two first convex blocks 3 are respectively in sliding fit with the first convex groove, first pressing plates 4 are respectively and fixedly connected to the top ends of the two first convex blocks 3, fixing grooves are respectively arranged at the opposite ends of the two first pressing plates 4, clamping seats 5 are respectively inserted into the two fixing grooves, the clamping seats 5 are fixedly connected with the first pressing plates 4 by fixing screws 6, the opposite ends of the two clamping seats 5 are fixedly connected with a positioning pipe 7 which has a positioning effect on the plug valve, the opposite ends of the two clamping seats 5 are fixedly connected with a sealing ring 8 which improves the sealing performance between the clamping seats 5 and the plug valve, a hollow groove is arranged inside the clamping seat 5 on the left side, a vent groove communicated with the hollow groove is arranged at the left end of the clamping seat 5 on the left side, two vent pipes 9 are connected to the top end of the clamping seat 5 on the left side, the two vent pipes 9 are both communicated with the inside of the hollow groove, a support 10 is fixedly connected to the left side of the top end of the detection bedplate 1, a high-pressure inflator pump 11 is fixedly connected to the top end of the support 10, an output end of the high-pressure inflator pump 11 is connected with an inflator 13 through a first hose 12, a valve 14 is installed on the inflator pipe 13, a pressure gauge 15 is installed at the top end of the high-pressure inflator pump 11, and the pressure gauge 15 is connected with a connecting pipe 17 through a second hose 16, the first hose 12 and the second hose 16 are high pressure resistant pipes, the gas filling pipe 13 and the connecting pipe 17 are respectively communicated with the two gas vent pipes 9 through the quick connectors 18, the plug valve is placed between the two first pressing plates 4, then the first bidirectional screw 2 is rotated, the first bidirectional screw 2 is rotated to enable the two first convex blocks 3 to move towards the middle, the two positioning pipes 7 are respectively inserted into the two ends of the plug valve, the plug valve is clamped and fixed by the two clamping seats 5, the sealing performance between the clamping seats 5 and the plug valve is improved through the sealing ring 8, the hollow groove, the through groove and the plug valve are inflated through the high-pressure gas filling pump 11, the inside of the plug valve reaches a certain air pressure, the plug valve is kept stand for a period of time, the plug valve is detected by observing the change of a pointer of the pressure gauge 15, the detection method avoids the sealing flange to be installed on the plug valve through bolts, the plug valve is convenient to clamp and fix, the installation time is saved, and the efficiency of the detection of the plug valve is improved.

It should be further noted that four electric cylinders 19 are embedded into the top end of the detection platen 1, the top ends of the four electric cylinders 19 are fixedly connected with a support plate 20, the support plate 20 is located in the middle of the two first clamp plates, a second convex groove is formed in the top end of the support plate 20, a second bidirectional screw 21 is rotatably connected inside the second convex groove, a second rotating handle 26 is fixedly connected to the front end of the second bidirectional screw 21 so as to rotate the second bidirectional screw 21, a second convex block 22 is respectively and threadedly connected to the front side and the rear side of the outside of the second bidirectional screw 21, the two second convex blocks 22 are respectively in sliding fit with the second convex groove, a second pressing plate 23 is fixedly connected to the bottom ends of the two second convex blocks 22, a rubber pad 24 is fixedly connected to the opposite ends of the two second pressing plates 23, and plays a protection effect on the stopcock valve, the stopcock 20 is pushed by the electric cylinders 19 to move upwards, when the stopcock is placed on the support plate 20, the two ends of the two stopcocks correspond to the positions of the two positioning pipes 7, and the two second convex blocks 22 are fixedly clamped by rotating the second bidirectional screw 21 counterclockwise to move the two middle rotary stopcocks 23.

To sum up, this plug valve detection device, when using, at first put the plug valve that will detect on layer board 20, promote layer board 20 rebound through electronic jar 19, when the plug valve is put on layer board 20, the both ends of two plug valves correspond with the position of two registration arms 7, then anticlockwise rotation first bidirectional screw 2, first bidirectional screw 2 rotates and makes two first protruding type pieces 3 move to the centre, two first protruding type pieces 3 drive two first clamp plates 4 and move to the centre, make two registration arms 7 insert the inside at plug valve both ends respectively, and make two holder 5 press from both sides tight fixed to the plug valve, then open valve 14, and start high pressure inflator pump 11, aerify to the inside of dead slot, logical groove and plug valve through high pressure inflator pump 11, make the inside of plug valve reach certain atmospheric pressure, then close valve 14, a period of standing, detect the plug valve through observing the change of manometer 15 pointer, the quality that the plug valve is sealed proves to be better when the position of pointer has not changed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plug valve detection device, is including detecting platen (1), its characterized in that: the top end of the detection bedplate (1) is provided with a first convex groove, the interior of the first convex groove is rotatably connected with a first bidirectional screw (2), the outer left side and the outer rear side of the first bidirectional screw (2) are both in threaded connection with first convex blocks (3), the two first convex blocks (3) are both in sliding fit with the first convex grooves, the top ends of the two first convex blocks (3) are both fixedly connected with first pressing plates (4), the opposite ends of the two first pressing plates (4) are both provided with fixed grooves, clamping seats (5) are inserted into the inner parts of the two fixed grooves, the clamping seats (5) are fixedly connected with the first pressing plates (4) through fixed screws (6), the opposite ends of the two clamping seats (5) are both fixedly connected with positioning pipes (7), the opposite ends of the two clamping seats (5) are both fixedly connected with sealing rings (8), the inner parts of the left clamping seats (5) are provided with empty grooves, the left ends of the left clamping seats (5) are provided with vent grooves communicated with the empty grooves, the top ends of the left clamping seats (5) are both connected with two support seats (9), the top ends of the left support seats (10) are both connected with a high-pressure hose (11), the top end of the detection bedplate (1) is connected with a high-pressure hose (10), the valve (14) is installed on the inflation tube (13), the pressure gauge (15) is installed on the top end of the high-pressure inflation pump (11), the connecting tube (17) is connected to the pressure gauge (15) through the second hose (16), and the inflation tube (13) and the connecting tube (17) are communicated with the two air pipes (9) through the quick connectors (18) respectively.

2. The stopcock detection device of claim 1, wherein: four electronic jars (19) are installed in the top embedding of detecting platen (1), the top fixedly connected with layer board (20) of four electronic jars (19), layer board (20) are located the intermediate position of two first splint, the top of layer board (20) is provided with the protruding type groove of second, the inside rotation in the protruding type groove of second is connected with second bidirectional screw (21), the equal threaded connection of outside front side and the outside rear side of second bidirectional screw (21) has second protruding type piece (22), two protruding type pieces of second (22) all with the protruding type groove sliding fit of second, the equal fixedly connected with second clamp plate (23) in bottom of two protruding type pieces of second (22).

3. The stopcock detection device of claim 2, wherein: and one ends of the two second pressing plates (23) opposite to each other are fixedly connected with rubber pads (24).

4. The stopcock detection device of claim 3, wherein: the right end of the first bidirectional screw (2) is fixedly connected with a first rotating handle (25).

5. The stopcock detection device of claim 4, wherein: the front end of the second bidirectional screw (21) is fixedly connected with a second rotating handle (26).

6. The plug valve detection device according to claim 5, wherein: the bottom end of the detection bedplate (1) is fixedly connected with four supporting legs (27).