CN218152416U - Pressure-resistant fluid valve - Google Patents
Pressure-resistant fluid valve Download PDFInfo
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- CN218152416U CN218152416U CN202221835734.8U CN202221835734U CN218152416U CN 218152416 U CN218152416 U CN 218152416U CN 202221835734 U CN202221835734 U CN 202221835734U CN 218152416 U CN218152416 U CN 218152416U
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Abstract
The utility model discloses a pressure-resistant fluid valve, which comprises a T-shaped valve body, wherein a bent fluid pipeline which can avoid too large pressure drop and water pressure impact pressure is arranged in the valve body, the valve body comprises a vertical first valve body and a second valve body which is integrated with the first valve body, the second valve body is horizontally arranged, and the second valve body and the first valve body form a T shape; the valve rod adjusting structure comprises an adjusting valve rod and a rubber ring sleeved on the lower half part of the valve rod, a hole matched with the valve rod is formed in the turning part of the bent fluid pipeline, and the outer diameter of the rubber ring is larger than the diameter of the hole; be equipped with the internal thread with valve rod threaded connection on the first valve body that is in second valve body top in the height, set up the external screw thread with the internal thread adaptation on the valve rod, upper portion is equipped with the sealed gum cover in the valve rod, and the valve rod surpasss first valve body setting and surpasss partial fixedly connected with hand wheel. The utility model discloses can avoid the fluid pressure drop too big, it is big to strike when can also avoiding fluid entry and fluid outlet to set up perpendicularly, reduces water pressure impact pressure.
Description
Technical Field
The utility model relates to a resistance to compression formula fluid valve.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves are further classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chromium molybdenum steel valves, chromium molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to the material. In the existing fluid valve, the fluid inlet and the fluid outlet are located at substantially the same height, so that the fluid pressure drop is too large, although an improved valve structure is provided, the fluid inlet and the fluid outlet of the valve body are arranged at different heights, for example, the fluid inlet and the fluid outlet are vertically arranged, the impact force of the fluid pressure is large, and the turning part of the fluid pipeline inside the valve body is easy to cavitate, so that the service life of the valve is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a resistance to compression formula fluid valve, can avoid the fluid pressure drop too big, it is big to strike when can also avoiding fluid entry and fluid outlet to set up perpendicularly, reduces water pressure surge pressure. The pressure-resistant mode of the valve is changed into the improvement of the valve body structure, and the design is ingenious.
In order to achieve the purpose, the technical scheme of the utility model is to design a pressure-resistant fluid valve, which comprises a T-shaped valve body, wherein a bent fluid pipeline which can avoid too large pressure drop and water pressure impact pressure is arranged in the valve body, the valve body comprises a vertical first valve body and a second valve body which is integrated with the first valve body, the second valve body is horizontally arranged, and the second valve body and the first valve body form a T shape;
one part of the bent fluid pipeline is positioned in the second valve body, and the other part of the bent fluid pipeline is positioned in the first valve body which is positioned below the second valve body in height; the pipeline port of the bent fluid pipeline, which is positioned on the second valve body, is a fluid inlet, and the pipeline port of the bent fluid pipeline, which is positioned on the first valve body, is a fluid outlet;
a valve rod adjusting structure is arranged above the turning position of the bent fluid pipeline, and the valve rod adjusting structure is positioned in the first valve body which is positioned above the second valve body in height;
the valve rod adjusting structure comprises an adjusting valve rod and a rubber ring sleeved on the lower half part of the valve rod, a hole matched with the valve rod is formed in the turning part of the bent fluid pipeline, and the outer diameter of the rubber ring is larger than the diameter of the hole; be equipped with the internal thread with valve rod threaded connection on the first valve body that is in second valve body top in the height, set up the external screw thread with the internal thread adaptation on the valve rod, upper portion is equipped with the sealed gum cover in the valve rod, and the valve rod surpasss first valve body setting and surpasss partial fixedly connected with hand wheel. The valve body is arranged into a T shape, and the bent fluid pipeline inside the valve body is arranged into a 90-degree elbow shape, so that the problem of too large fluid impact pressure caused by the vertical arrangement of the fluid inlet and the fluid outlet is avoided. In order to better realize the scheme, a rubber ring is sleeved on the part of the valve rod, which is positioned in the bent fluid pipeline, and the rubber rings are arranged on the parts of the valve rod, which are positioned inside and outside the bent fluid pipeline, after the arrangement, the sealing of the bent fluid pipeline can be always kept when the part (longer or shorter or deeper) of the valve rod, which is deeper into the bent fluid pipeline, is adjusted to adjust the flow speed or flow of the fluid, so that the fluid flow path is always along the bent fluid pipeline, namely a 90-degree elbow, and the impact pressure of the fluid can be reduced by the flow.
The further technical scheme is that the hole is a threaded hole, and the lower half part of the valve rod is provided with an external thread matched with the threaded hole.
The other technical scheme is that the holes are through holes.
A further technical scheme is that the valve rod exceeds a hand wheel fixedly connected with the top end of the first valve body, and the part of the valve rod exceeding the first valve body is sleeved with a locking nut.
The utility model also provides a technical scheme that the pressure-resistant fluid valve comprises a T-shaped valve body, a bent fluid pipeline which can avoid too large pressure drop and water pressure impact pressure is arranged in the valve body, the valve body comprises a vertical first valve body and a second valve body which is integrated with the first valve body, the second valve body is horizontally arranged, and the second valve body and the first valve body form a T shape;
one part of the bent fluid pipeline is positioned in the second valve body, and the other part of the bent fluid pipeline is positioned in the first valve body which is positioned below the second valve body in height; the pipe port of the bent fluid pipe positioned on the second valve body is a fluid inlet, and the pipe port of the bent fluid pipe positioned on the first valve body is a fluid outlet;
a valve rod adjusting structure is arranged above the turning position of the bent fluid pipeline, and the valve rod adjusting structure is positioned in the first valve body which is positioned above the second valve body in height;
the valve rod adjusting structure comprises an adjusting valve rod which is vertically arranged, the valve rod is arranged on one side of the vertical part of the bent fluid pipeline, a first wedge block is fixedly arranged at the lower end of the valve rod, a second wedge block is arranged in a matching mode with the first wedge block, one surface of the second wedge block, facing the first wedge block, is an inclined surface, one surface of the second wedge block, facing the bent fluid pipeline, is a circular plane, a rubber ring is sleeved on the second wedge block, a hole is formed in the matching mode of the second wedge block in the vertical part of the bent fluid pipeline, and the outer diameter of the rubber ring is larger than the diameter of the hole. After the arrangement, the problem that the flow direction of fluid at the turning part of the bent fluid pipeline is not completely vertical to cause due to the vertical arrangement of the valve rod when the valve rod is adjusted at the vertical part of the bent fluid pipeline is avoided. The valve rod is arranged on one side (outside) of the vertical part of the bent fluid pipeline, and the arrangement of the wedge block structure can enable the valve rod to be in line with the arrangement of the conventional valve body adjusting valve rod perpendicular to the fluid flow direction when the flow speed is adjusted or the fluid flow is adjusted.
The utility model has the advantages and the beneficial effects that: the valve body is arranged into a T shape, and the bent fluid pipeline inside the valve body is arranged into a 90-degree elbow shape, so that the problem of too large fluid impact pressure caused by the vertical arrangement of the fluid inlet and the fluid outlet is avoided.
The fluid pressure drop can be avoided being too large, the impact can be avoided being large when the fluid inlet and the fluid outlet are vertically arranged, and the water pressure impact pressure is reduced. The pressure-resistant mode of the valve is changed into the improvement of the valve body structure, and the design is ingenious.
Drawings
Fig. 1 is a schematic view of a first embodiment of a pressure-resistant fluid valve of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an enlarged schematic view of the valve stem of FIG. 2;
fig. 4 is a schematic view of a valve stem and a curved fluid conduit portion according to a second embodiment of the present invention.
In the figure: 1. a curved fluid conduit; 2. a first valve body; 3. a second valve body; 4. a fluid inlet; 5. a fluid outlet; 6. a valve stem; 7. a rubber ring; 8. an external thread; 9. sealing the rubber sleeve; 10. a hand wheel; 11. a lock nut; 12. a first wedge; 13. a second wedge; 14. a retainer ring; 15. a spring.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The first embodiment is as follows:
as shown in fig. 1 to fig. 3, the present invention is a pressure-resistant fluid valve, which comprises a T-shaped valve body, a curved fluid pipeline 1 is arranged in the valve body, which can avoid too large pressure drop and water pressure impact pressure, the valve body comprises a vertical first valve body 2 and a second valve body 3 integrated with the first valve body 2, the second valve body 3 is horizontally arranged, and the second valve body 3 and the first valve body 2 form a T shape; the bent fluid conduit 1 is partly located in the second valve body 3 and partly located in the first valve body 2 elevationally below the second valve body 3; the pipe port of the bent fluid pipe 1 positioned on the second valve body 3 is a fluid inlet 4, and the pipe port of the bent fluid pipe 1 positioned on the first valve body 2 is a fluid outlet 5; a valve rod adjusting structure is arranged above the turning part of the bent fluid pipeline 1, and the valve rod adjusting structure is positioned in the first valve body 2 which is positioned above the second valve body 3 in height; the valve rod adjusting structure comprises an adjusting valve rod 6 and a rubber ring 7 sleeved on the lower half part of the valve rod 6, a hole matched with the valve rod 6 is formed in the turning part of the bent fluid pipeline 1, and the outer diameter of the rubber ring 7 is larger than the diameter of the hole; be equipped with the internal thread with 6 threaded connection of valve rod on the first valve body 2 who is in second valve body 3 top in the height, set up on the valve rod 6 with the external screw thread 8 of internal thread adaptation, upper portion is equipped with sealed gum cover 9 in the valve rod 6, and valve rod 6 surpasss the setting of first valve body 2 and surpasss part fixedly connected with hand wheel 10. The hole is the screw hole, and the lower half of valve rod 6 is equipped with the external screw thread 8 with aforementioned screw hole adaptation. The valve rod 6 surpasss the top fixedly connected with hand wheel 10 that first valve body 2 set up, and the part cover that valve rod 6 surpassed first valve body 2 is established locking nut 11.
The working process is as follows:
Example two:
the difference from the first embodiment is that, as shown in fig. 4, a pressure-resistant fluid valve includes a T-shaped valve body, a bent fluid pipeline capable of avoiding too large pressure drop and water pressure impact pressure is arranged in the valve body, the valve body includes a vertical first valve body and a second valve body integrally arranged with the first valve body, the second valve body is horizontally arranged, and the second valve body and the first valve body form a T shape;
one part of the bent fluid pipeline is positioned in the second valve body, and the other part of the bent fluid pipeline is positioned in the first valve body which is positioned below the second valve body in height; the pipeline port of the bent fluid pipeline, which is positioned on the second valve body, is a fluid inlet, and the pipeline port of the bent fluid pipeline, which is positioned on the first valve body, is a fluid outlet;
a valve rod adjusting structure is arranged above the turning position of the bent fluid pipeline, and the valve rod adjusting structure is positioned in the first valve body which is positioned above the second valve body in height;
the valve rod adjusting structure comprises an adjusting valve rod 6 which is vertically arranged, the valve rod 6 is arranged on one side of the vertical part of the bent fluid pipeline, a first wedge block 12 is fixedly arranged at the lower end of the valve rod 6, a second wedge block 13 is arranged in fit with the first wedge block 12, one surface of the second wedge block 13 facing the first wedge block 12 is an inclined surface, one surface facing the bent fluid pipeline is a circular plane, a rubber ring 7 is sleeved on the second wedge block 13, a hole matched with the second wedge block 13 is formed in the vertical part of the bent fluid pipeline, and the outer diameter of the rubber ring 7 is larger than the diameter of the hole. The second wedge block 13 comprises an inclined plane body part facing the first wedge block 12 and a cylinder body part facing the bent fluid pipeline, a rubber ring 7 and a check ring 14 are sleeved on the cylinder body part, the size of the check ring 14 is larger than that of the rubber ring 7, and a spring 15 used for resetting the second wedge block 13 is fixedly arranged between the end face, facing the bent fluid pipeline, of the check ring 14 and the outer wall of the bent fluid pipeline.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and embellishments can be made without departing from the technical principle of the present invention, and these improvements and embellishments should also be regarded as the protection scope of the present invention.
Claims (5)
1. A pressure-resistant fluid valve is characterized by comprising a T-shaped valve body, wherein a bent fluid pipeline which can avoid too large pressure drop and water pressure impact pressure is arranged in the valve body;
one part of the bent fluid pipeline is positioned in the second valve body, and the other part of the bent fluid pipeline is positioned in the first valve body which is positioned below the second valve body in height; the pipe port of the bent fluid pipe positioned on the second valve body is a fluid inlet, and the pipe port of the bent fluid pipe positioned on the first valve body is a fluid outlet;
a valve rod adjusting structure is arranged above the turning position of the bent fluid pipeline, and the valve rod adjusting structure is positioned in the first valve body which is positioned above the second valve body in height;
the valve rod adjusting structure comprises an adjusting valve rod and a rubber ring sleeved on the lower half part of the valve rod, a hole matched with the valve rod is formed in the turning part of the bent fluid pipeline, and the outer diameter of the rubber ring is larger than the diameter of the hole; be equipped with the internal thread with valve rod threaded connection on the first valve body that is in second valve body top in the height, set up the external screw thread with the internal thread adaptation on the valve rod, upper portion is equipped with the sealed gum cover in the valve rod, and the valve rod surpasss first valve body setting and surpasss partial fixedly connected with hand wheel.
2. The pressure resistant fluid valve of claim 1 wherein the bore is a threaded bore and the lower stem portion is externally threaded to accommodate the threaded bore.
3. The pressure resistant fluid valve of claim 1, wherein said aperture is a through-hole.
4. The pressure-resistant fluid valve as claimed in claim 2 or 3, wherein a hand wheel is fixedly connected to the top end of the valve rod beyond the first valve body, and a locking nut is sleeved on the portion of the valve rod beyond the first valve body.
5. A pressure-resistant fluid valve is characterized by comprising a T-shaped valve body, wherein a bent fluid pipeline which can avoid too large pressure drop and water pressure impact pressure is arranged in the valve body;
one part of the bent fluid pipeline is positioned in the second valve body, and the other part of the bent fluid pipeline is positioned in the first valve body which is positioned below the second valve body in height; the pipeline port of the bent fluid pipeline, which is positioned on the second valve body, is a fluid inlet, and the pipeline port of the bent fluid pipeline, which is positioned on the first valve body, is a fluid outlet;
a valve rod adjusting structure is arranged above the turning position of the bent fluid pipeline, and the valve rod adjusting structure is positioned in the first valve body which is positioned above the second valve body in height;
the valve rod adjusting structure comprises an adjusting valve rod which is vertically arranged, the valve rod is arranged on one side of the vertical part of the bent fluid pipeline, a first wedge block is fixedly arranged at the lower end of the valve rod, a second wedge block is arranged in a matching mode with the first wedge block, one surface of the second wedge block, facing the first wedge block, is an inclined surface, one surface of the second wedge block, facing the bent fluid pipeline, is a circular plane, a rubber ring is sleeved on the second wedge block, a hole is formed in the matching mode of the second wedge block in the vertical part of the bent fluid pipeline, and the outer diameter of the rubber ring is larger than the diameter of the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221835734.8U CN218152416U (en) | 2022-07-18 | 2022-07-18 | Pressure-resistant fluid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221835734.8U CN218152416U (en) | 2022-07-18 | 2022-07-18 | Pressure-resistant fluid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152416U true CN218152416U (en) | 2022-12-27 |
Family
ID=84594460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221835734.8U Active CN218152416U (en) | 2022-07-18 | 2022-07-18 | Pressure-resistant fluid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152416U (en) |
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2022
- 2022-07-18 CN CN202221835734.8U patent/CN218152416U/en active Active
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