CN220566659U - Loose joint type double-specification multipurpose pressure reducing valve - Google Patents
Loose joint type double-specification multipurpose pressure reducing valve Download PDFInfo
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- CN220566659U CN220566659U CN202223320866.XU CN202223320866U CN220566659U CN 220566659 U CN220566659 U CN 220566659U CN 202223320866 U CN202223320866 U CN 202223320866U CN 220566659 U CN220566659 U CN 220566659U
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- front cover
- water
- loose joint
- reducing valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000007789 sealing Methods 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000003651 drinking water Substances 0.000 abstract description 11
- 235000020188 drinking water Nutrition 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 8
- 239000004033 plastic Substances 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model provides a loose joint type double-specification multipurpose relief valve, includes protecgulum, case O shape circle, plug, piston O shape circle, spring, back lid, and its characterized in that is from intaking to the rivers of water outlet are direct, are equipped with loose joint structure at the water outlet end; the water inlet end is simultaneously provided with a pipe threaded interface with 4 inner teeth and 6 outer teeth, and the front cover and the rear cover are used for assembling and connecting the piston, the spring and the internal parts by threads. The double-specification multipurpose pressure reducing valve is provided with the most commonly used double-specification pipe threads, the front cover and the rear cover with simple structures are made of metal materials, and the piston with complex structures is made of plastic materials; the front cover and the rear cover adopt a threaded connection mode and are provided with hidden exhaust ports, so that the front cover and the rear cover can be widely applied to the industries of direct drinking water in pipelines, water purifiers and commercial drinking water machines.
Description
Technical Field
The utility model discloses a movable joint type double-specification multipurpose pressure reducing valve, which relates to the water treatment industry, in particular to the fields of pipeline direct drinking water, full house water purification, commercial drinking water machines, household water purifiers and household water heaters.
Background
The pressure reducing valve is widely applied to the industries of direct drinking water in pipelines, water purification in whole houses, drinking water for business and household use and water purification. The application of the pressure reducing valve can not only stabilize water pressure and prevent water hammer impact, but also reduce the requirement of compressive strength of machines and equipment behind the pressure reducing valve, reduce the manufacturing cost of the equipment and prolong the service life of the whole machine.
Along with the development of science and technology, the improvement of the living standard, the health and the safety are two main subjects of most attention of modern people, and the quality of drinking water and the sanitation and the safety of drinking water products are naturally the focus of attention. In order to provide a sanitary, healthy water quality, water treatment facilities are widely used to supply pure, tasty drinking water. In order to ensure that the pressure reducing valve is widely used in the construction of a water supply system in a large amount, particularly when a city water supply pipe network is converted into living area water supply, the pipeline of 4 minutes and 6 minutes is widely used, the development of the double-specification multi-purpose loose joint pressure reducing valve with 4 minutes and 6 minutes is extremely convenient for the construction of the pipeline, and the double specification of the pressure reducing valve can be realized: 4. the water inlet with the caliber of 6 minutes and the water outlet with the caliber of 6 minutes are provided with a loose joint type structure, so that the connector for conversion can be reduced, and the installation is very convenient.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the utility model provides a need whole rotation when overcoming current relief pressure valve installation, 4 divide, 6 divide the relief pressure valve is not general, and the 6 divide need use the not enough of crossover sub when changeing 4 and divide the pipe, be equipped with 4 internal teeth at the water inlet end of relief pressure valve, 6 divide the pipe thread structure of external tooth, can reduce 6 divide 4 minute crossover sub to have the loose joint function, can make the relief pressure valve body not rotate during the installation, very big convenience pipeline construction.
The specific technical scheme of the utility model is as follows: the utility model provides a loose joint type double-specification multipurpose relief valve, includes protecgulum, case O shape circle, plug, piston O shape circle, spring, back lid, and its characterized in that is from intaking to the rivers of water outlet are direct, are equipped with loose joint structure at the water outlet end; after flowing through the valve core and the valve opening and closing area through the water inlet of the front cover according to the arrow direction, water flows from the periphery of the rubber plug to the water outlet end of the piston through the water channel inside the piston, and then flows out through the loose joint screw and the loose joint nut; along with the change of the water inlet pressure, the thrust acting on the water outlet end of the piston is changed, so that the piston overcomes the elasticity of the spring to adjust the opening of the valve, and the functions of reducing pressure and stabilizing the water outlet pressure are realized.
The technical scheme of the utility model is as follows: the water inlet end is simultaneously provided with a pipe threaded interface with 4 inner teeth and 6 outer teeth, and the front cover and the rear cover are used for assembling and connecting the piston, the spring and the internal parts by threads. The rubber plug is assembled on the piston, the valve core O-shaped ring and the rubber plug form a water outlet pressure regulating device of the pressure reducing valve, the water outlet end is provided with a loose joint screw to connect the loose joint nut with the rear cover of the pressure reducing valve through the loose joint sealing ring, the pressure reducing valve body does not need to rotate when the pressure reducing valve is installed, and the pressure reducing valve body is connected with a water outlet pipe joint through the rotation of the loose joint nut.
The technical scheme of the utility model is as follows: the pressure reducing valve adopts a mixed material technical scheme, the front cover and the rear cover are made of metal materials, the inner piston is made of plastic materials, and the plastic materials cannot be affected by severe environments such as sun, rain, ultraviolet rays and the like in the pressure reducing valve, so that aging phenomenon cannot occur.
The technical scheme of the utility model is as follows: and hidden exhaust channels are arranged on the connecting threads of the front cover and the rear cover.
The technical scheme of the utility model is as follows: an exhaust platform is arranged on the external thread of the front cover, an exhaust notch is arranged on the hexagonal stop cylinder of the front cover, a piston sealing ring and a valve core sealing ring form water flow sealing, and an exhaust channel is formed between the front cover thread and the rear cover thread when the front cover thread is matched.
The technical scheme of the pressure reducing valve is as follows: two O-shaped rings are respectively arranged on the valve core and the piston to form the sealing between the piston and the rear cover and the sealing between the valve core and the piston so as to improve the leakage-proof capability of the pressure reducing valve and ensure good pressure reducing and stabilizing performance.
The beneficial effects of the utility model are as follows: the double-specification multipurpose pressure reducing valve is provided with the most commonly used double-specification pipe threads, the front cover and the rear cover with simple structures are made of metal materials, and the piston with complex structures is made of plastic materials; the front cover and the rear cover are in threaded connection and have loose joint structures and are provided with hidden exhaust ports, so that the front cover and the rear cover can be widely applied to the industries of direct drinking water in pipelines, water purifiers and commercial drinking water machines.
Drawings
FIG. 1 is a schematic illustration of a loose-joint dual gauge multi-purpose pressure relief valve;
FIG. 2 is a schematic view of a front cover of a loose-joint dual-gauge multipurpose pressure relief valve;
FIG. 3 is a schematic partial cross-sectional view of the exhaust passage of the pressure relief valve of the present utility model;
in the present utility model, the reference numerals in fig. 1, 2 and 3 of the specification respectively denote:
the water inlet valve comprises an outer tooth 1 for water inlet 6, an inner tooth 2 for water inlet 4, a front cover 3, an exhaust channel 4, a rear cover 5, a loose joint sealing ring 6, a loose joint screw 7, a loose joint nut 8, a piston 9, a piston O-shaped ring 10, a rubber plug 11, a valve 12, a valve core 13, a valve core O-shaped ring 14, a spring 15, a front cover exhaust notch 16, a front cover threaded exhaust platform 17, a view local enlarged mark I, an enlarged proportion mark 5:1 and a water inlet direction arrow-to-water arrow.
Detailed Description
Detailed description of the utility modelreferring to fig. 1, 2 and 3, a loose joint type double-specification multipurpose pressure reducing valve comprises a front cover 3, a valve core 13, a valve core O-ring 14, a rubber plug 11, a piston 9, a piston O-ring 10, a spring 15 and a rear cover 5, and is characterized in that water flow from water inlet to water outlet is straight-through, and a loose joint structure is arranged at a water outlet end and consists of a loose joint screw 7, a loose joint sealing ring 6 and a loose joint nut 8; after water flows through the valve core 13 and the valve opening and closing area 12 through the water inlet of the front cover 3 in the direction of the arrow shown in the figure, the water flows from the periphery of the rubber plug 11 to the water outlet end of the piston 9 through the water channel inside the piston 9, and then flows out through the loose joint screw 7 and the loose joint nut 8; along with the change of the water inlet pressure, the thrust acting on the water outlet end of the piston 9 is changed, so that the piston 9 overcomes the elasticity of the spring 15 to adjust the opening of the valve 12, and the functions of reducing pressure and stabilizing the water outlet pressure are realized.
The technical scheme of the utility model is as follows: the water inlet end is simultaneously provided with a pipe threaded interface of 4 inner teeth 2 and 6 outer teeth 1, and the front cover 3 and the rear cover 5 are used for assembling and connecting the piston 9, the spring 15 and the internal parts by threads. The rubber plug 11 is assembled on the piston 9, the spring 15, the piston 9, the piston O-shaped ring 10, the valve core 13, the valve core O-shaped ring 14 and the rubber plug 11 form a water outlet pressure adjusting device of the pressure reducing valve, the water outlet end is provided with a loose joint screw 7, the loose joint screw 8 is connected with the rear cover 5 of the pressure reducing valve through the loose joint sealing ring 6, the pressure reducing valve body does not need to rotate when being installed, and the pressure reducing valve body is connected with a water outlet pipe joint through rotation of the loose joint screw 8.
The technical scheme of the utility model is as follows: the pressure reducing valve adopts a mixed material technical scheme, the front cover 3 and the rear cover 5 are made of metal materials, the inner piston 9 is made of plastic materials, and the plastic materials cannot be affected by severe environments such as sun, rain, ultraviolet rays and the like in the pressure reducing valve, so that aging phenomenon cannot occur.
The technical scheme of the utility model is as follows: the connecting screw threads of the front cover 3 and the rear cover 5 are provided with hidden exhaust passages 4.
The technical scheme of the utility model is as follows: an exhaust platform 17 is arranged on the external thread of the front cover 3, an exhaust notch 16 is arranged on the hexagonal stop cylinder of the front cover, a water flow seal is formed by the piston sealing ring 10 and the valve core sealing ring 14, and an exhaust channel 4 is formed between the threads of the front cover 3 and the threads of the rear cover 5 when the threads are matched.
The technical scheme of the pressure reducing valve is as follows: two O-shaped rings are respectively arranged on the valve core 13 and the piston 9 to form the sealing between the piston 9 and the rear cover 5 and the sealing between the valve core 13 and the piston 9 so as to improve the leakage prevention capability of the pressure reducing valve and ensure good pressure reducing and stabilizing performance.
Claims (5)
1. The utility model provides a loose joint type double-specification multipurpose relief valve, includes protecgulum, case O shape circle, plug, piston O shape circle, spring, back lid, and its characterized in that is from intaking to the rivers of water outlet are direct, are equipped with loose joint structure at the water outlet end; after water flows through the valve core and the valve opening and closing area through the water inlet of the front cover, the water flows from the periphery of the rubber plug to the water outlet end of the piston through the water channel inside the piston, and then flows out through the loose joint screw and the loose joint nut.
2. The loose-joint dual-gauge multi-purpose pressure reducing valve of claim 1, wherein: the water inlet end is simultaneously provided with a pipe threaded interface with 4 inner teeth and 6 outer teeth, and the front cover and the rear cover are used for assembling and connecting the piston, the spring and the internal parts by threads; the rubber plug is assembled on the piston, the valve core O-shaped ring and the rubber plug form a water outlet pressure regulating device of the pressure reducing valve, and the water outlet end is provided with a loose joint screw to connect the loose joint nut with the rear cover of the pressure reducing valve through the loose joint sealing ring.
3. The loose-joint dual-gauge multi-purpose pressure reducing valve of claim 2, wherein: and hidden exhaust channels are arranged on the connecting threads of the front cover and the rear cover.
4. A loose-joint dual-gauge multi-purpose pressure-reducing valve as set forth in claim 3, wherein: an exhaust platform is arranged on the external thread of the front cover, an exhaust notch is arranged on the hexagonal stop cylinder of the front cover, a piston sealing ring and a valve core sealing ring form water flow sealing, and an exhaust channel is formed between the front cover thread and the rear cover thread when the front cover thread is matched.
5. The loose-joint dual-gauge multi-purpose pressure-reducing valve of claim 4, wherein: two O-shaped rings are respectively arranged on the valve core and the piston to form the seal between the piston and the rear cover and the seal between the valve core and the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223320866.XU CN220566659U (en) | 2022-12-12 | 2022-12-12 | Loose joint type double-specification multipurpose pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223320866.XU CN220566659U (en) | 2022-12-12 | 2022-12-12 | Loose joint type double-specification multipurpose pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566659U true CN220566659U (en) | 2024-03-08 |
Family
ID=90103442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223320866.XU Active CN220566659U (en) | 2022-12-12 | 2022-12-12 | Loose joint type double-specification multipurpose pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220566659U (en) |
-
2022
- 2022-12-12 CN CN202223320866.XU patent/CN220566659U/en active Active
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