CN219639486U - Anti-erosion high-pressure valve structure - Google Patents
Anti-erosion high-pressure valve structure Download PDFInfo
- Publication number
- CN219639486U CN219639486U CN202321168573.6U CN202321168573U CN219639486U CN 219639486 U CN219639486 U CN 219639486U CN 202321168573 U CN202321168573 U CN 202321168573U CN 219639486 U CN219639486 U CN 219639486U
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- Prior art keywords
- disc
- valve body
- flow hole
- valve
- rotary
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- 238000007789 sealing Methods 0.000 claims abstract description 46
- 230000003628 erosive effect Effects 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 abstract description 5
- 239000004576 sand Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses an anti-erosion high-pressure valve structure, and relates to the technical field of valves. An anti-erosion high-pressure valve structure comprises a valve body shell, an opening and closing rotating piece and a sealing disc assembly arranged in the valve body shell; the opening and closing rotating piece comprises a rotating end of the connecting end, and the rotating end extends into the valve body shell and is connected with the sealing disc assembly; the sealing disc assembly comprises an inlet rotary disc and an outlet fixed disc, wherein the inlet rotary disc and the outlet fixed disc are respectively provided with a first flow hole and a second flow hole, and when the first flow hole is overlapped with the second flow hole, the valve body shell is in a circulation state. When the fluid passes through the first flow hole and the second flow hole, only the edges of the holes are eroded, the valve cannot be sealed in the initial stage of erosion, the sealing disc can be replaced conveniently after being damaged, and the sealing disc can be used for maintaining sealing for a long time in a sand-containing gas well.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an anti-erosion high-pressure valve structure.
Background
The utility model discloses a double-disc airtight valve, wherein a double-layer valve plate structure is arranged in a valve body, and comprises a disc I and a disc II which are connected into a double-layer valve plate structure which is eccentric up and down through bolts; two ends of the double-layer valve plate structure are fixedly connected with the inside of the valve body through shaft heads; the valve body is internally provided with a first compression ring and a second compression ring which are semi-circular ring baffles with different inner rings and outer rings respectively; the first compression ring and the second compression ring are respectively welded on the inner wall of the valve body in a layered manner to form an annular groove; the valve body is provided with an air inlet hole at the position of the annular groove. The utility model provides a two video disc airtight valves, valve simple structure, the principal component is only two eccentric video discs and two clamping rings, compares traditional sealing valve, and manufacturing process is simple, expense greatly reduced. However, when the valve is applied to a gas well production wellhead, partial high-yield gas wells have high pressure and high fluid flow rate, and the stratum is sanded, so that the valve is frequently eroded to cause internal leakage, and a valve which is small in size and convenient to install and has an erosion-resistant structural design is needed.
Disclosure of Invention
The utility model aims to provide an anti-erosion high-pressure valve structure so as to solve the problem that the existing valve is easy to leak due to frequent erosion.
The technical scheme for solving the technical problems is as follows:
an anti-erosion high-pressure valve structure comprises a valve body shell, an opening and closing rotating piece and a sealing disc assembly arranged in the valve body shell; the opening and closing rotating piece is rotatably arranged on the valve body shell, and comprises a rotating end of the connecting end, and the rotating end extends into the valve body shell and is connected with the sealing disc assembly; the sealing disc assembly comprises an inlet rotary disc and an outlet fixed disc which are respectively arranged at the inlet and the outlet of the valve body shell, the inlet rotary disc and the outlet fixed disc are respectively provided with a first flow hole and a second flow hole, the inlet rotary disc is connected with the opening and closing rotary piece, and when the first flow hole is overlapped with the second flow hole, the valve body shell is in a circulation state.
The beneficial effects of adopting above-mentioned technical scheme are: the opening and closing rotating piece rotates to drive the inlet rotating disc to rotate, in the process, the outlet fixed disc is kept different, in the process of rotating the inlet rotating disc, the first flow hole is overlapped with the second flow hole, namely, when the first flow hole and the second flow hole are in a communicated state, the whole valve body shell is in a circulating state, the opening and closing rotating piece rotates again, and when the first flow hole and the second flow hole are staggered, the whole valve body shell is in a closed state. The first flow hole and the second flow hole that this technical scheme set up, because when fluid passes through first flow hole and second flow hole, only can wash out the hole edge, can not cause the valve unable seal by the erosion initial stage, valve structural design is reasonable, can be comparatively convenient after the sealing disc damages change sealing disc, can use on the gas well that contains sand for a long time keeps sealed.
Further, the opening and closing rotating piece comprises a connecting rod and a conical tooth disc, the connecting rod is vertically arranged, the conical tooth disc is arranged at the bottom end of the connecting rod, and the conical tooth disc is connected with the inlet rotating disc.
Further, the inlet rotary disc comprises a rotary fluted disc and a first valve plate embedded in the rotary fluted disc, the rotary fluted disc is embedded at the inlet of the valve body shell, the rotary fluted disc is meshed with the bevel gear disc, and the first valve plate is provided with a first flow hole.
The beneficial effects of adopting above-mentioned technical scheme are: the connecting rod is connected with external driving part, and the connecting rod rotates and drives the bevel gear disk to rotate to drive rotatory fluted disc and rotate, because first valve block inlays to establish in rotatory fluted disc, first valve block also can rotate, makes first flow hole and second flow hole coincidence or stagger, and the bevel gear disk of this technical scheme cooperatees with rotatory fluted disc and uses, can adjust the holistic circulation state of valve housing, adjusts conveniently and sealed effectual.
Further, the outlet fixed disc comprises a limiting ring, a second valve plate and a flow pipe, the second valve plate is embedded in the limiting ring, one end of the flow pipe is connected with the limiting ring, and the other end of the flow pipe is connected with the outlet of the valve body shell; the second valve plate is provided with a second flow hole.
Further, a mounting hole for mounting the sealing disc assembly is formed in the side wall of the valve body housing.
Further, the valve body shell is provided with a sealing cover plate, and the sealing cover plate is buckled in the mounting hole.
Further, the valve body shell is further provided with a pressing plate, the pressing plate is used for pressing the sealing cover plate, and the pressing plate is detachably connected with the valve body shell.
The utility model has the following beneficial effects:
according to the utility model, the first flow hole and the second flow hole are arranged, because fluid only erodes the edges of the holes when passing through the first flow hole and the second flow hole, the valve cannot be sealed in the initial stage of erosion, the structural design of the valve is reasonable, the sealing disc can be replaced conveniently after being damaged, and the sealing disc can be used for maintaining sealing for a long time in a sand-containing gas well.
Drawings
FIG. 1 is a schematic illustration of the structure of an erosion resistant high pressure valve of the present utility model;
FIG. 2 is a schematic diagram of a sealing disk assembly of the present utility model;
FIG. 3 is a schematic view of the structure of the opening and closing rotary member of the present utility model;
FIG. 4 is a schematic view of the structure of the sealing cover plate of the present utility model;
FIG. 5 is a schematic view of the structure of the laminated plate of the present utility model;
FIG. 6 is a schematic view of an inlet rotary disc according to the present utility model;
FIG. 7 is a schematic diagram of the structure of the outlet retainer disk of the present utility model.
In the figure: 1-a valve body housing; 2-an opening and closing rotating member; 201-connecting rods; 202-a conical fluted disc; 31-inlet rotating disc; 311-rotating the fluted disc; 312-a first valve plate; 32-outlet fixed disc; 321-limiting rings; 322-a second valve plate; 323-a runner pipe; 33-a first flow hole; 34-a second flow aperture; 401-mounting holes; 402-sealing the cover plate; 403-press plates.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Referring to fig. 1 and 2, an anti-erosion high pressure valve structure includes a valve body housing 1, an opening and closing rotary member 2, and a sealing disc assembly disposed in the valve body housing 1; the opening and closing rotating piece 2 is rotatably arranged on the valve body shell 1, and the opening and closing rotating piece 2 comprises a rotating end of a connecting end, and the rotating end extends into the valve body shell 1 and is connected with the sealing disc assembly; the sealing disc assembly comprises an inlet rotary disc 31 and an outlet fixed disc 32 which are respectively arranged at the inlet and the outlet of the valve body housing 1, the inlet rotary disc 31 and the outlet fixed disc 32 are respectively provided with a first flow hole 33 and a second flow hole 34, the inlet rotary disc 31 is connected with the opening and closing rotary member 2, and when the first flow hole 33 is overlapped with the second flow hole 34, the valve body housing 1 is in a circulation state.
The first flow hole 33 and the second flow hole 34 provided by the utility model only erode the edges of the holes when fluid passes through the first flow hole 33 and the second flow hole 34, the valve cannot be sealed in the early stage of erosion, the structural design of the valve is reasonable, the sealing disc can be replaced conveniently after being damaged, and the sealing disc can be used for maintaining sealing on a sand-containing gas well for a long time.
Referring to fig. 3, the opening and closing rotary member 2 includes a connecting rod 201 and a bevel disk 202, the connecting rod 201 is vertically disposed, the bevel disk 202 is disposed at the bottom end of the connecting rod 201, and the bevel disk 202 is connected with the inlet rotary disk 31. The conical fluted disc 202 is horizontally arranged, and the connecting rod 201 is connected with an external driving component, such as a motor, and can also apply force manually.
Referring to fig. 4 and 5, the valve body housing 1 has a hollow structure, one end of the valve body housing 1 is an inlet, the other end of the valve body housing 1 is an outlet, a mounting cavity is provided in the valve body housing 1, and the inlet rotating disc 31 and the outlet fixing disc 32 are mounted in the mounting cavity. The side wall of the valve body housing 1 is provided with a mounting hole 401 for mounting the sealing disc assembly, the mounting hole 401 is rectangular, and the mounting hole 401 has a certain height and width to realize the mounting of the inlet rotary disc 31 and the outlet fixed disc 32 in the mounting cavity. The valve body housing 1 is provided with a sealing cover plate 402, the sealing cover plate 402 is buckled in the mounting hole 401, and after the inlet rotary disc 31 and the outlet fixed disc 32 are mounted, the sealing cover plate 402 is mounted, and the sealing cover plate 402 is used for sealing the mounting hole 401. The valve body shell 1 is further provided with a pressing plate 403, the pressing plate 403 is used for pressing the sealing cover plate 402, the pressing plate 403 is detachably connected with the valve body shell 1, the pressing plate 403 can prevent the sealing cover plate 402 from being separated from the mounting hole 401, and the pressing plate 403 is detachably connected with the valve body shell 1 through bolts.
Referring to fig. 6, the inlet rotary disc 31 includes a rotary toothed disc 311 and a first valve plate 312 embedded in the rotary toothed disc 311, the rotary toothed disc 311 is embedded in the inlet of the valve body housing 1, the rotary toothed disc 311 and the valve body housing 1 are in a sealed connection state, the rotary toothed disc 311 is engaged with the bevel gear disc 202, and the first valve plate 312 is provided with a first flow hole 33. The connecting rod 201 is connected with an external driving part, the connecting rod 201 rotates to drive the conical fluted disc 202 to rotate so as to drive the rotary fluted disc 311 to rotate, and the first valve plate 312 is embedded in the rotary fluted disc 311 and also rotates so that the first flow hole 33 is overlapped with or staggered from the second flow hole 34.
Referring to fig. 7, the outlet fixing disc 32 includes a stop collar 321, a second valve plate 322 and a flow tube 323, wherein the second valve plate 322 is embedded in the stop collar 321, one end of the flow tube 323 is connected with the stop collar 321, when the sealing cover plate 402 is covered, the inner side of the sealing cover plate 402 is connected with the stop collar 321, and the sealing cover plate 402 can stop the stop collar 321 to prevent the stop collar 321 from rotating. The other end of the flow pipe 323 is connected to the outlet of the valve body housing 1. The second valve plate 322 is provided with a second through hole 34, and it should be noted that the first through hole 33 and the second through hole 34 are both in a double-hole structure, that is, when the double holes of the first through hole 33 and the double Kong Junchong of the second through hole 34 are in a flowing state, when the double holes of the first through hole 33 and the double holes of the second through hole 34 are crossed by 90 degrees, the two are in a sealed state.
The working process of the anti-erosion high-pressure valve structure comprises the following steps: the opening and closing rotating member 2 rotates to drive the inlet rotating disc 31 to rotate, in the process, the outlet fixed disc 32 is kept different, the conical tooth disc 202 is meshed with the rotating fluted disc 311 to rotate, in the process that the first valve plate 312 rotates, the first flow hole 33 is overlapped with the second flow hole, namely, when the first flow hole 33 is communicated with the second flow hole 34, the whole valve body shell 1 is in a flowing state, the opening and closing rotating member 2 is rotated again, and when the first flow hole 33 is staggered with the second flow hole 34, the whole valve body shell 1 is in a closing state.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. An erosion resistant high pressure valve structure comprising: a valve body housing (1), an opening and closing rotary member (2), and a sealing disc assembly provided in the valve body housing (1);
the opening and closing rotating piece (2) is rotatably arranged on the valve body shell (1), the opening and closing rotating piece (2) comprises a rotating end of a connecting end, and the rotating end extends into the valve body shell (1) and is connected with the sealing disc assembly;
the sealing disc assembly comprises an inlet rotary disc (31) and an outlet fixed disc (32) which are respectively arranged at the inlet and the outlet of the valve body shell (1), the inlet rotary disc (31) and the outlet fixed disc (32) are respectively provided with a first flow hole (33) and a second flow hole (34), the inlet rotary disc (31) is connected with the opening and closing rotary piece (2), and when the first flow hole (33) is overlapped with the second flow hole (34), the valve body shell (1) is in a circulation state.
2. The anti-erosion high-pressure valve structure according to claim 1, wherein the opening-closing rotary member (2) comprises a connecting rod (201) and a bevel gear disc (202), the connecting rod (201) is vertically arranged, the bevel gear disc (202) is arranged at the bottom end of the connecting rod (201), and the bevel gear disc (202) is connected with the inlet rotary disc (31).
3. The erosion resistant high pressure valve structure of claim 2, wherein the inlet rotary disc (31) comprises a rotary fluted disc (311) and a first valve plate (312) embedded in the rotary fluted disc (311), the rotary fluted disc (311) is embedded at the inlet of the valve body housing (1), the rotary fluted disc (311) is meshed with the bevel gear disc (202), and the first valve plate (312) is provided with the first flow hole (33).
4. The anti-erosion high-pressure valve structure according to claim 1, wherein the outlet fixing disc (32) comprises a limiting ring (321), a second valve plate (322) and a flow pipe (323), the second valve plate (322) is embedded in the limiting ring (321), one end of the flow pipe (323) is connected with the limiting ring (321), and the other end of the flow pipe (323) is connected with an outlet of the valve body shell (1); the second valve plate (322) is provided with the second flow hole (34).
5. The erosion resistant high-pressure valve structure according to any one of claims 1 to 4, wherein a side wall of the valve body housing (1) is provided with a mounting hole (401) for mounting the sealing disc assembly.
6. The anti-erosion high-pressure valve structure according to claim 5, characterized in that the valve body housing (1) is provided with a sealing cover plate (402), the sealing cover plate (402) being snapped into the mounting hole (401).
7. The anti-erosion high-pressure valve structure according to claim 6, characterized in that the valve body housing (1) is further provided with a press plate (403), the press plate (403) being for pressing against the sealing cover plate (402), the press plate (403) being detachably connected with the valve body housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321168573.6U CN219639486U (en) | 2023-05-16 | 2023-05-16 | Anti-erosion high-pressure valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321168573.6U CN219639486U (en) | 2023-05-16 | 2023-05-16 | Anti-erosion high-pressure valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639486U true CN219639486U (en) | 2023-09-05 |
Family
ID=87822405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321168573.6U Active CN219639486U (en) | 2023-05-16 | 2023-05-16 | Anti-erosion high-pressure valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639486U (en) |
-
2023
- 2023-05-16 CN CN202321168573.6U patent/CN219639486U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |