CN219975515U - Pressure reducing valve - Google Patents
Pressure reducing valve Download PDFInfo
- Publication number
- CN219975515U CN219975515U CN202320436134.2U CN202320436134U CN219975515U CN 219975515 U CN219975515 U CN 219975515U CN 202320436134 U CN202320436134 U CN 202320436134U CN 219975515 U CN219975515 U CN 219975515U
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- Prior art keywords
- water outlet
- pressure
- ring
- cap
- rubber pad
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 114
- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Control Of Fluid Pressure (AREA)
Abstract
The utility model discloses a pressure reducing valve, which comprises a shell and a motor, wherein a mounting cavity is arranged in the middle of the shell, an annular water outlet part is arranged at the lower part of the mounting cavity, a water outlet channel is arranged in the middle of the water outlet part, the periphery of the bottom of the water outlet part and the inner wall of the mounting cavity are of an integrated structure, a water inlet hole is arranged on the shell between the water outlet part and the mounting cavity, and a water outlet hole is arranged on the inner wall of the shell at the bottom of the water outlet part; the pressure regulating structure is arranged in the installation cavity below the water outlet part, the pressure reducing structure is arranged in the installation cavity above the water outlet part, and the pressure reducing structure is connected with the pressure regulating structure through the connecting rod.
Description
Technical Field
The utility model relates to the technical field of pressure reducing valves, and in particular belongs to a pressure reducing valve.
Background
The pressure reducing valve adopts the opening degree of an opening and closing part in a control valve body to adjust the flow of a medium, reduces the pressure of the medium, and simultaneously adjusts the opening degree of the opening and closing part by the action of the pressure behind the valve, so that the pressure behind the valve is kept in a certain range.
Disclosure of Invention
The utility model aims to provide a pressure reducing valve, which overcomes the defects of the prior art.
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
a pressure reducing valve comprises a shell and a motor,
the water outlet device comprises a shell, a water inlet and a water outlet, wherein a mounting cavity is arranged in the middle of the shell, an annular water outlet is arranged at the lower part of the mounting cavity, a water outlet channel is arranged in the middle of the water outlet, the periphery of the bottom of the water outlet and the inner wall of the mounting cavity are of an integrated structure, a water inlet hole is formed in the shell between the water outlet and the mounting cavity, and a water outlet hole is formed in the inner wall of the shell at the bottom of the water outlet;
a pressure regulating structure is arranged in a mounting cavity below the water outlet part, a pressure reducing structure is arranged in a mounting cavity above the water outlet part, and the pressure reducing structure is connected with the pressure regulating structure through a connecting rod;
the motor is arranged on the shell at the pressure reducing structure; the motor comprises an electromagnetic coil, a pressing spring, an iron core, a top cap and a supporting cover, wherein the rear part of the supporting cover is provided with a mounting groove, the mounting groove is formed in the electromagnetic coil, the pressing spring and the iron core are arranged in the mounting groove, the top cap is arranged at the top of the iron core, and the supporting cover further comprises an outer ring matched with the inner wall of a mounting cavity;
the pressure reducing structure comprises a supporting body, the outer wall of the supporting body is matched with the water outlet channel, a mounting hole is formed in the middle of the supporting body, the connecting rod is movably arranged in the mounting hole, a rubber ring is further arranged in the supporting body above the mounting hole through a pressing block, the top cap is abutted to the top of the pressing block, a clamping connector is arranged at the top of the connecting rod, and the clamping connector penetrates through the rubber ring; an upper rubber pad is arranged on the outer surface of the support body, the bottom surface of the upper rubber pad is in close contact with the top end surface of the water outlet part, a convex ring is further arranged in the middle of the upper rubber pad, a sealing table is further arranged on the inner wall of the installation cavity above the water outlet part, the periphery of the upper rubber pad is tightly pressed on the sealing table by the outer ring of the support cover, and a constant pressure hole is formed in the middle of the upper rubber pad;
the pressure regulating structure includes interior cap, outer cap, pressure regulating spring and lower rubber pad, the rubber pad includes inner ring and outer loop down, the bottom of connecting rod is connected with the inner ring of lower rubber pad, be connected through arc portion between inner ring and the outer loop, the inner ring of lower rubber pad is contradicted on the bottom terminal surface of play water portion, be equipped with a plurality of play basin on the bottom terminal surface of play water portion, the back in the inner ring is installed to the pressure cap, and the back of pressure cap is provided with interior cap through pressure regulating spring, and interior cap sets up in the outer cap inside installing at the intracavity, still is equipped with the boss on the junction between play water portion and the installation cavity, and the boss is located the installation cavity inner wall of play water portion below, the outer loop of lower rubber pad compresses tightly on the boss around the outer cap.
Further, a filter screen is further arranged outside the water inlet hole, a water inlet pipe is arranged on the water inlet hole at the filter screen, and a water outlet pipe is arranged on the water outlet hole.
Further, arc-shaped supporting parts matched with the arc-shaped parts are arranged around the pressure cap, a spring groove is further formed between the arc-shaped supporting parts and the pressure cap, and the pressure regulating spring is arranged at the spring groove.
Further, the inner wall of the water outlet channel is also provided with a plurality of mutually non-contact convex blocks, and a water channel is formed between the convex blocks.
Further, the supporting cover further comprises a middle ring and an inner ring which are positioned in the outer ring, constant pressure ports are respectively formed in the middle ring and the inner ring, and the convex ring is arranged between the outer ring and the middle ring in a matched mode.
Compared with the prior art, the utility model has the following implementation effects:
the pressure reducing valve is provided with the connecting rod, so that the lower rubber pad is connected with the supporting body and the upper rubber pad, vibration of the upper rubber pad when the pressure reducing valve discharges water can be effectively avoided, and stability of the discharge water pressure is improved;
according to the pressure reducing valve, the inner ring and the middle ring with the constant pressure ports are arranged in the supporting cover, so that the inner ring and the middle ring of the supporting cover can be abutted against the upper rubber pad, and the sealing failure of the upper rubber pad to the top end face of the water outlet part is avoided when the water inlet pressure is excessive, so that the pressure reducing valve is prevented from leaking.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic view of the structure of the installation cavity at the top of the water outlet;
FIG. 5 is a schematic view of the structure of the installation cavity at the bottom of the water outlet;
FIG. 6 is a schematic view of the structure of the support housing mated with the electromagnetic coil;
FIG. 7 is a cross-sectional view of the upper rubber pad mated with the lower rubber pad;
fig. 8 is a schematic structural view of the lower rubber pad mated with the connection.
Reference numerals illustrate: 1. a housing; 11. a mounting cavity; 12. a water outlet part; 13. a bump; 14. a water outlet tank; 2. an electromagnetic coil; 21. a support cover; 22. a pressing spring; 23. an iron core; 24. a top cap; 25. an outer ring; 26. a middle ring; 27. an inner ring; 3. a water inlet pipe; 31. a filter screen; 32. a water inlet hole; 4. a water outlet pipe; 40. a water outlet hole; 5. an inner cap; 51. an outer cap; 52. a pressure regulating spring; 6. pressing the cap; 61. an arc-shaped supporting part; 62. a spring groove; 7. a lower rubber pad; 71. an inner ring; 72. the arc-shaped parts are connected; 73. an outer ring; 8. a connecting rod; 81. a clamping joint; 9. a support body; 91. briquetting; 92. a rubber ring; 93. a rubber pad is arranged; 94. a convex ring; 95. and a constant pressure hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific direction to construct and operate in a specific direction, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-5, the pressure reducing valve comprises a shell and a motor, wherein a mounting cavity is arranged in the middle of the shell, an annular water outlet part is arranged at the lower part of the mounting cavity, a water outlet channel is arranged in the middle of the water outlet part, the periphery of the bottom of the water outlet part and the inner wall of the mounting cavity are of an integrated structure, a water inlet hole is arranged on the shell between the water outlet part and the mounting cavity, a filter screen is further arranged outside the water inlet hole, a water inlet pipe is arranged on the water inlet hole at the filter screen, a water outlet hole is arranged on the inner wall of the shell at the bottom of the water outlet part, and a water outlet pipe is arranged on the water outlet hole. The high-pressure water flow enters the water inlet hole after being filtered by the filter screen from the water inlet pipe, and the high-pressure water flow enters the space between the water outlet part and the installation cavity and then flows out of the water outlet channel.
1-3, a pressure regulating structure is arranged in a mounting cavity below the water outlet part, a pressure reducing structure is arranged in the mounting cavity above the water outlet part, and the pressure reducing structure is connected with the pressure regulating structure through a connecting rod; the motor is arranged on the shell at the pressure reducing structure; the motor comprises an electromagnetic coil, a pressing spring, an iron core, a top cap and a supporting cover, wherein the electromagnetic coil is a commercially available product, the rear part of the supporting cover is provided with a mounting groove, the mounting groove is formed in the electromagnetic coil, the pressing spring and the iron core are arranged in the mounting groove, the top cap is arranged at the top of the iron core, and the electromagnetic coil can attract the iron core after being electrified, so that the iron core compresses the pressing spring at the rear part of the iron core.
The pressure reducing structure comprises a supporting body, as shown in fig. 3-7, the outer wall of the supporting body is matched with the water outlet channel, high-pressure water flows through the space between the outer wall of the supporting body and the water outlet channel, a plurality of mutually non-contact convex blocks are further arranged on the inner wall of the water outlet channel, a water channel is formed between the convex blocks, and the problem of unsmooth water flow caused by too small distance between the outer wall of the supporting body and the water outlet channel is avoided; the middle part of the support body is provided with a mounting hole, the connecting rod is movably arranged in the mounting hole, the support body above the mounting hole is internally provided with a rubber ring through a pressing block, the top cap is abutted against the top of the pressing block, and the top of the connecting rod is provided with a clamping joint which penetrates through the rubber ring, so that the connecting rod can pull the support body; an upper rubber pad is arranged on the outer surface of the support body, the bottom surface of the upper rubber pad is tightly contacted with the top end surface of the water outlet part, a convex ring is further arranged in the middle of the upper rubber pad, a sealing table is further arranged on the inner wall of the installation cavity above the water outlet part, the support cover is provided with an outer ring matched with the inner wall of the installation cavity, and the periphery of the upper rubber pad is tightly pressed on the sealing table by the outer ring of the support cover to avoid loosening of the upper rubber pad; the middle part of the upper rubber pad is provided with a constant pressure hole, and the constant pressure hole can guide the water outlet part and high-pressure water in the installation cavity into the support cover so as to balance the pressure at two sides of the upper rubber pad; the supporting cover further comprises a middle ring and an inner ring which are positioned inside the outer ring, constant pressure ports are respectively formed in the middle ring and the inner ring, the convex ring is matched between the outer ring and the middle ring, the middle ring and the inner ring can abut against the upper rubber pad when the upper rubber pad is suddenly deformed, and the sealing failure of the upper rubber pad to the top end face of the water outlet part is avoided when the water inlet pressure is too high, so that the water leakage of the pressure reducing valve is avoided.
The pressure regulating structure comprises an inner cap, an outer cap, a pressure regulating spring and a lower rubber pad, wherein the lower rubber pad comprises an inner ring and an outer ring, the inner ring and the outer ring are connected through an arc-shaped part, the inner ring of the lower rubber pad is abutted against the bottom end surface of the water outlet part, the bottom of a connecting rod is connected with the inner ring of the lower rubber pad, and the connecting rod is used for connecting the lower rubber pad with a supporting body and an upper rubber pad, so that vibration of the upper rubber pad during water outlet of the pressure reducing valve can be effectively avoided, and the stability of water outlet pressure is improved; the bottom end face of the water outlet part is provided with a plurality of water outlet grooves, and the high-pressure water flows out of the water outlet grooves after being decompressed and flows out of the shell from the water outlet holes; the pressure cap is arranged at the rear part of the inner ring, the rear part of the pressure cap is provided with an inner cap through a pressure regulating spring, the inner cap is arranged inside an outer cap arranged in the installation cavity, the periphery of the pressure cap is also provided with an arc-shaped supporting part matched with the arc-shaped part, a spring groove is further formed between the arc-shaped supporting part and the pressure cap, the pressure regulating spring is arranged at the spring groove, and the arc-shaped supporting part can avoid serious deformation of the arc-shaped part; a boss is further arranged at the joint between the water outlet part and the installation cavity and is positioned on the inner wall of the installation cavity below the water outlet part, and the outer ring of the lower rubber pad is tightly pressed on the boss around the outer cap, so that water leakage of the installation cavity at the lower rubber pad is avoided.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a relief pressure valve, includes casing and motor, its characterized in that:
the water outlet device comprises a shell, a water inlet and a water outlet, wherein a mounting cavity is arranged in the middle of the shell, an annular water outlet is arranged at the lower part of the mounting cavity, a water outlet channel is arranged in the middle of the water outlet, the periphery of the bottom of the water outlet and the inner wall of the mounting cavity are of an integrated structure, a water inlet hole is formed in the shell between the water outlet and the mounting cavity, and a water outlet hole is formed in the inner wall of the shell at the bottom of the water outlet;
a pressure regulating structure is arranged in a mounting cavity below the water outlet part, a pressure reducing structure is arranged in a mounting cavity above the water outlet part, and the pressure reducing structure is connected with the pressure regulating structure through a connecting rod;
the motor is arranged on the shell at the pressure reducing structure; the motor comprises an electromagnetic coil, a pressing spring, an iron core, a top cap and a supporting cover, wherein the rear part of the supporting cover is provided with a mounting groove, the mounting groove is formed in the electromagnetic coil, the pressing spring and the iron core are arranged in the mounting groove, the top cap is arranged at the top of the iron core, and the supporting cover further comprises an outer ring matched with the inner wall of a mounting cavity;
the pressure reducing structure comprises a supporting body, the outer wall of the supporting body is matched with the water outlet channel, a mounting hole is formed in the middle of the supporting body, the connecting rod is movably arranged in the mounting hole, a rubber ring is further arranged in the supporting body above the mounting hole through a pressing block, the top cap is abutted to the top of the pressing block, a clamping connector is arranged at the top of the connecting rod, and the clamping connector penetrates through the rubber ring; an upper rubber pad is arranged on the outer surface of the support body, the bottom surface of the upper rubber pad is in close contact with the top end surface of the water outlet part, a sealing table is further arranged on the inner wall of the installation cavity above the water outlet part, the periphery of the upper rubber pad is pressed on the sealing table by the outer ring of the support cover, and a constant pressure hole is formed in the middle of the upper rubber pad;
the pressure regulating structure includes interior cap, outer cap, pressure regulating spring and lower rubber pad, the rubber pad includes inner ring and outer loop down, the bottom of connecting rod is connected with the inner ring of lower rubber pad, be connected through arc portion between inner ring and the outer loop, the inner ring of lower rubber pad is contradicted on the bottom terminal surface of play water portion, be equipped with a plurality of play basin on the bottom terminal surface of play water portion, the back in the inner ring is installed to the pressure cap, and the back of pressure cap is provided with interior cap through pressure regulating spring, and interior cap sets up in the outer cap inside installing at the intracavity, still is equipped with the boss on the junction between play water portion and the installation cavity, and the boss is located the installation cavity inner wall of play water portion below, the outer loop of lower rubber pad compresses tightly on the boss around the outer cap.
2. A pressure relief valve as claimed in claim 1, wherein: the outside of inlet opening still installs the filter screen, install the inlet tube on the inlet opening of filter screen department, install the outlet pipe on the outlet opening.
3. A pressure relief valve as claimed in claim 1, wherein: the pressure cap is characterized in that arc-shaped supporting parts matched with the arc-shaped parts are arranged around the pressure cap, a spring groove is further formed between the arc-shaped supporting parts and the pressure cap, and the pressure regulating spring is arranged at the spring groove.
4. A pressure relief valve as claimed in claim 1, wherein: the inner wall of the water outlet channel is also provided with a plurality of mutually non-contact convex blocks, and a water channel is formed between the convex blocks.
5. A pressure relief valve as claimed in claim 1, wherein: the support cover further comprises a middle ring and an inner ring which are positioned in the outer ring, constant pressure ports are respectively formed in the middle ring and the inner ring, a convex ring is further arranged in the middle of the upper rubber pad, and the convex ring is arranged between the outer ring and the middle ring in a matched mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320436134.2U CN219975515U (en) | 2023-03-09 | 2023-03-09 | Pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320436134.2U CN219975515U (en) | 2023-03-09 | 2023-03-09 | Pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975515U true CN219975515U (en) | 2023-11-07 |
Family
ID=88590667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320436134.2U Active CN219975515U (en) | 2023-03-09 | 2023-03-09 | Pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975515U (en) |
-
2023
- 2023-03-09 CN CN202320436134.2U patent/CN219975515U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |