CN111927960A - Time-sharing automatic switching pressure reducing valve - Google Patents
Time-sharing automatic switching pressure reducing valve Download PDFInfo
- Publication number
- CN111927960A CN111927960A CN202010932613.4A CN202010932613A CN111927960A CN 111927960 A CN111927960 A CN 111927960A CN 202010932613 A CN202010932613 A CN 202010932613A CN 111927960 A CN111927960 A CN 111927960A
- Authority
- CN
- China
- Prior art keywords
- valve
- locking structure
- automatic switching
- time
- pressure reducing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
- F16K31/365—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor the fluid acting on a diaphragm
Abstract
The invention discloses a time-sharing automatic switching pressure reducing valve which comprises a valve body, a valve seat, a valve rod, a sealing ring pressing plate, a sealing ring, a valve disc, a diaphragm pressing sleeve, a diaphragm, a spring, a valve cover, an exhaust valve, a first ball valve, a first locking structure, a low-pressure pilot valve, a second locking structure, a high-pressure pilot valve, a logic control module and a second ball valve. By adopting the technical scheme, the safe and reliable time-sharing automatic switching pressure reducing valve is manufactured. Intelligence, convenience, succinct, safety need not the wiring power supply. The product greatly reduces the labor cost, and has stable finished product and long service life.
Description
Technical Field
The invention relates to the field of pressure reducing valves, in particular to a time-sharing automatic switching pressure reducing valve.
Background
The existing pressure reducing valve is mainly adjusted by a manual mode, after pressure is adjusted, water supply pressure is kept unchanged no matter a water consumption peak or a low peak, water supply shortage is easily caused by the peak, pipe bursting leakage is caused by the low peak, and water resources are greatly wasted. The underground, narrow, high-altitude or high-risk areas cause inconvenience to the work of workers and even threaten the life safety.
Therefore, a safe and reliable time-sharing automatic switching pressure reducing valve is needed.
Disclosure of Invention
In order to solve the problems, the invention provides a safe and reliable time-sharing automatic switching pressure reducing valve.
The invention discloses a time-sharing automatic switching pressure reducing valve which comprises a valve body, a valve seat, a valve rod, a sealing ring pressing plate, a sealing ring, a valve disc, a diaphragm pressing sleeve, a diaphragm, a spring, a valve cover, an exhaust valve, a first ball valve, a first locking structure, a low-pressure pilot valve, a second locking structure, a high-pressure pilot valve, a logic control module and a second ball valve, wherein the valve seat is arranged on the valve body;
the valve body is connected with a first ball valve, the first ball valve is connected with a first locking structure, the first locking structure is connected with a low-pressure pilot valve, the first ball valve is connected with a second locking structure, the second locking structure is connected with a high-pressure pilot valve, a logic control module is arranged between the first locking structure and the second locking structure, the first locking structure is connected with a second ball valve, the second ball valve is connected with the valve body, and the logic control module is connected with the second ball valve.
In the above scheme, the valve body is connected with the needle valve.
In the scheme, an O-shaped ring is arranged between the sealing ring pressing plate and the valve rod.
In the above scheme, a valve rod locking nut is arranged on the valve rod and is arranged below the sealing ring pressing plate.
In the scheme, the valve cover and the valve body are fixed through the stud bolts and the six-side nuts.
The invention has the advantages and beneficial effects that: the invention provides a safe and reliable time-sharing automatic switching pressure reducing valve. The phenomenon of pipe explosion and leakage caused by insufficient use in the peak and low peak is avoided, the control is realized through the logic control module, the pilot valves are added, the connection mode is improved, the power consumption is reduced, the endurance is increased, the problem of complexity in manual operation is solved, and the safety is improved. Intelligence, convenience, succinct, safety need not the wiring power supply. The product greatly reduces the labor cost, and has stable finished product and long service life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a time-sharing automatic switching pressure reducing valve according to the present invention.
In the figure: 1. valve body 2, disk seat 3, valve rod 4, sealing washer clamp plate 5, sealing washer
6. Valve disc 7, diaphragm pressing sleeve 8, diaphragm 9, spring 10 and valve cover
11. Exhaust valve 12, first ball valve 13, first locking structure 14, low pressure pilot valve
15. Second locking structure 16, high-pressure pilot valve 17 and logic control module
18. A second ball valve 19, a needle valve 20, an O-ring 21, and a valve stem locking nut
22. Stud 23, six nut
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, the invention is a time-sharing automatic switching pressure reducing valve, which comprises a valve body 1, a valve seat 2, a valve rod 3, a sealing ring pressing plate 4, a sealing ring 5, a valve disc 6, a diaphragm pressing sleeve 7, a diaphragm 8, a spring 9, a valve cover 10, an exhaust valve 11, a first ball valve 12, a first locking structure 13, a low-pressure pilot valve 14, a second locking structure 15, a high-pressure pilot valve 16, a logic control module 17 and a second ball valve 18, wherein the valve seat 2 is arranged on the valve body 1, the valve rod 3 is arranged in the valve seat 2, the sealing ring pressing plate 4 is arranged on the valve seat 2, the sealing ring 5 is arranged on the sealing ring pressing plate 4, the valve disc 6 is arranged on the valve disc 6, the diaphragm pressing sleeve 7 is arranged between the valve disc 6 and the diaphragm pressing sleeve 7, the diaphragm;
the valve body 1 is connected with a first ball valve 12, the first ball valve 12 is connected with a first locking structure 13, the first locking structure 13 is connected with a low-pressure pilot valve 14, the first ball valve 12 is connected with a second locking structure 15, the second locking structure 15 is connected with a high-pressure pilot valve 16, a logic control module 17 is arranged between the first locking structure 13 and the second locking structure 15, the first locking structure 13 is connected with a second ball valve 18, the second ball valve 18 is connected with the valve body 1, and the logic control module 17 is connected with the second ball valve 18.
The valve body 1 is connected to a needle valve 19. An O-shaped ring 20 is arranged between the sealing ring pressing plate 4 and the valve rod 3. The valve rod 3 is provided with a valve rod locking nut 21, and the valve rod locking nut 21 is arranged below the sealing ring pressing plate 4. The bonnet 10 is fixed to the valve body 1 by a stud bolt 22 and a six-sided nut 23.
The product is installed on a pipeline, an upstream valve is opened, water flows into the valve upper cavity through the guide pipe and then reaches the low-pressure pilot valve 14, the first locking structure 13 is opened, and the low-pressure pilot valve 14 controls the main valve to be opened and reaches the pressure set by the low-pressure pilot valve 14. The logic control module 17 reads the set time, and when the time point of switching the high-pressure pilot valve 16 is reached, the logic control module 17 sends an instruction to control the second locking structure 15 to be opened, the high-pressure pilot valve 16 is opened, and water flows into and reaches the pressure set by the high-pressure pilot valve 16.
The logic control module 17 reads the set time, when the time point of switching the low pressure pilot valve 14 is reached, the logic control module 17 sends an instruction to control the second locking structure 15 to close, the high pressure pilot valve 16 is driven to close, the high pressure pilot valve 16 drives the main valve to close, until the pressure is lower than the pressure set by the low pressure pilot valve 14, the first locking structure 13 is opened, and the low pressure pilot valve 14 controls the main valve to open again and reaches the pressure set by the low pressure pilot valve 14.
Compared with a manual product, the invention adopts two groups of pilot valves, respectively sets two groups of different pressures, does not need wiring for power supply, is provided with a battery, and utilizes the logic control module to control the switch of the pulse electromagnetic valve, thereby realizing time-sharing automatic switching of high and low voltages.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The time-sharing automatic switching pressure reducing valve is characterized by comprising a valve body, a valve seat, a valve rod, a sealing ring pressing plate, a sealing ring, a valve disc, a diaphragm pressing sleeve, a diaphragm, a spring, a valve cover, an exhaust valve, a first ball valve, a first locking structure, a low-pressure pilot valve, a second locking structure, a high-pressure pilot valve, a logic control module and a second ball valve, wherein the valve seat is arranged on the valve body;
the valve body is connected with a first ball valve, the first ball valve is connected with a first locking structure, the first locking structure is connected with a low-pressure pilot valve, the first ball valve is connected with a second locking structure, the second locking structure is connected with a high-pressure pilot valve, a logic control module is arranged between the first locking structure and the second locking structure, the first locking structure is connected with a second ball valve, the second ball valve is connected with the valve body, and the logic control module is connected with the second ball valve.
2. The time-sharing automatic switching pressure relief valve according to claim 1, wherein said valve body is connected to a needle valve.
3. The pressure reducing valve with time-sharing automatic switching function according to claim 1, wherein an O-shaped ring is arranged between the sealing ring pressing plate and the valve rod.
4. The pressure reducing valve capable of automatically switching time according to claim 1, wherein a valve rod locking nut is arranged on the valve rod and is arranged below the sealing ring pressing plate.
5. The pressure reducing valve with time sharing automatic switching function according to claim 1, wherein the valve cover and the valve body are fixed through a stud bolt and a six-sided nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010932613.4A CN111927960A (en) | 2020-09-08 | 2020-09-08 | Time-sharing automatic switching pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010932613.4A CN111927960A (en) | 2020-09-08 | 2020-09-08 | Time-sharing automatic switching pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111927960A true CN111927960A (en) | 2020-11-13 |
Family
ID=73309287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010932613.4A Pending CN111927960A (en) | 2020-09-08 | 2020-09-08 | Time-sharing automatic switching pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111927960A (en) |
-
2020
- 2020-09-08 CN CN202010932613.4A patent/CN111927960A/en active Pending
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