CN108561755A - A kind of pressure management valve and water supply pipline system - Google Patents
A kind of pressure management valve and water supply pipline system Download PDFInfo
- Publication number
- CN108561755A CN108561755A CN201810687583.8A CN201810687583A CN108561755A CN 108561755 A CN108561755 A CN 108561755A CN 201810687583 A CN201810687583 A CN 201810687583A CN 108561755 A CN108561755 A CN 108561755A
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- Prior art keywords
- valve
- pressure
- chamber
- ante
- back cavity
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
Abstract
The present invention provides a kind of pressure management valve and water supply pipline systems, are related to valve body technical field.In pressure management valve, there is main valve epicoele, valve ante-chamber and valve back cavity, valve ante-chamber to be connected to valve back cavity, and epicoele completely cuts off with valve ante-chamber and valve back cavity；The input terminal of first decompression pilot valve is connected to valve ante-chamber, and the output end of the first decompression pilot valve is connected to valve back cavity；The conducting pressure of second decompression pilot valve is more than the conducting pressure of the first decompression pilot valve；The input terminal of time switch module is connected to valve ante-chamber, and the output end of time switch module is connected to the input terminal of the second decompression pilot valve, and the output end of the second decompression pilot valve is connected to valve back cavity, and time switch module is closed for timing or conducting；One end of throttle valve is connected to epicoele, and the other end of throttle valve is connected to valve ante-chamber.Pressure management valve can adjust the pressure of outlet, while be suitable for the low situation of water demand amount high situation and water demand amount.
Description
Technical field
The present invention relates to valve body technical fields, in particular to a kind of pressure management valve and water supply pipline system.
Background technology
It is well known that each cell daily in different time sections, is different the demand of tap water, for example, one
As cell daytime it is higher to the demand of water, it is relatively low to the demand of water at night.But the pressure of the outlet of existing valve body is
When big for the demand of water, often there is the inadequate situation of pressure, cannot meet the water demand of user in one definite value, right
In the demand hour of water, often there is the excessive situation of pressure, pipe-line system is caused drainage occur.
Therefore, design a kind of valve body, can adjust the pressure of outlet, at the same the situation high suitable for water demand amount and
The low situation of water demand amount.
Invention content
A kind of pressure management valve of offer of the embodiment of the present invention and water supply pipline system, can adjust the pressure of outlet, together
When the low situation of high suitable for water demand amount situation and water demand amount.
The first technical solution provided in an embodiment of the present invention：
A kind of pressure management valve includes：
Main valve, the main valve have epicoele, valve ante-chamber and valve back cavity, and the valve ante-chamber is connected to the valve back cavity, described
Epicoele completely cuts off with the valve ante-chamber and the valve back cavity；
The input terminal of first decompression pilot valve, the first decompression pilot valve is connected to the valve ante-chamber, and described first subtracts
The output end for pressing to pilot valve is connected to the valve back cavity；
Second decompression pilot valve, the conducting pressure of the second decompression pilot valve are more than described first and depressurize leading for pilot valve
Logical pressure；
Time switch module, the input terminal of the time switch module are connected to the valve ante-chamber, the time switch mould
The output end of block is connected to the input terminal of the second decompression pilot valve, the output end and the valve of the second decompression pilot valve
Back cavity is connected to, and the time switch module is closed for timing or conducting；
Throttle valve, one end of the throttle valve are connected to the epicoele, the other end of the throttle valve and the valve ante-chamber
Connection.
Further, the time switch module includes pressure difference switch, three-way magnetic valve and control box, the pressure difference switch
Input terminal be connected to the valve ante-chamber, the output end of the pressure difference switch with it is described second depressurize pilot valve input terminal connect
Logical, the control terminal of the pressure difference switch is connected to the first end A1 of the three-way magnetic valve, the second end of the three-way magnetic valve
B1 is connected to the valve ante-chamber, the third end C1 and atmosphere of the three-way magnetic valve, and the control box is powered with described three
The control terminal of magnet valve is electrically connected, the control box be used to control the three-way magnetic valve first end A1 be connected to second end B1 or
The first end A1 that person controls the three-way magnetic valve is connected to third end C1.
Further, the time switch module further includes three-way ball valve, the first end A2 of the three-way ball valve with it is described
The first end A1 connections of three-way magnetic valve, the second end B2 of the three-way ball valve are connected to the control terminal of the pressure difference switch, institute
The third end C2 for stating three-way ball valve is connected to the valve ante-chamber.
Further, the pressure management valve further includes filter, and the filter is mounted on the outlet of the valve ante-chamber
Place.
Further, the pressure management valve further includes the first ball valve, the second ball valve and third ball valve, first ball valve
Mounted on the exit of the valve ante-chamber, second ball valve is mounted between the throttle valve and the epicoele, the third
Ball valve is mounted on the inlet of the valve back cavity.
Further, the pressure management valve further includes pressure gauge, and the pressure gauge is mounted on the entrance of the valve back cavity
Place.
Further, the pressure management valve further includes the 4th ball valve, and the 4th ball valve is mounted on the pressure gauge
Inlet.
Further, the conducting pressure of the first decompression pilot valve is 4Bar, the conducting of the second decompression pilot valve
Pressure is 8Bar.
Second of technical solution provided in an embodiment of the present invention：
A kind of water supply pipline system includes the pressure management valve described in the first technical solution.
Further, the water supply pipline system further includes water pump and feed pipe, and the water pump is connected to the valve ante-chamber,
The feed pipe is connected to the valve back cavity.
Pressure management valve provided in an embodiment of the present invention and the advantageous effect of water supply pipline system are：
The first decompression pilot valve, the second decompression pilot valve and time switch module are provided in pressure management valve, and
The conducting pressure of the second decompression pilot valve is more than the described first conducting pressure for depressurizing pilot valve.It is high in water demand amount
In the case of, pressure management valve can enable the second decompression pilot valve, to increase the pressure of Main valve outlet, ensure the use of community user
Water demand；In the case where water demand amount is low, pressure management valve can enable the first decompression pilot valve, to reduce Main valve outlet
Pressure, avoid pipe-line system leak.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the overall structure diagram for the pressure management valve that first embodiment of the invention provides.
Fig. 2 is the concrete composition schematic diagram for the pressure management valve that first embodiment of the invention provides.
Fig. 3 is the fundamental diagram of the first decompression pilot valve conducting in Fig. 1.
Fig. 4 is the fundamental diagram of the second decompression pilot valve conducting in Fig. 1.
Icon：1- pressure management valves；2- main valves；3- first depressurizes pilot valve；4- second depressurizes pilot valve；5- throttle valves；
6- time switch modules；7- pressure difference switches；8- three-way magnetic valves；9- control box；10- three-way ball valves；The first ball valves of 11-；12-
Two ball valves；13- third ball valves；14- pressure gauges；The 4th ball valves of 15-；16- filters.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is to be understood that, term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put or those skilled in the art orientation or position that usually understand
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, equipment is not indicated or implied the indicated or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, it is not understood to indicate or imply
Relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
First embodiment
It please refers to Fig.1 and Fig. 2, present embodiments provides a kind of pressure management valve 1, pressure management valve 1 includes main valve 2, the
One decompression pilot valve 3, second depressurizes pilot valve 4, time switch module 6 and throttle valve 5.
There is main valve 2 epicoele, valve ante-chamber and valve back cavity, valve ante-chamber to be connected to valve back cavity, and valve ante-chamber is for connecting water pump, valve
Back cavity is for connecting feed pipe.Epicoele completely cuts off with valve ante-chamber and valve back cavity.
The input terminal of first decompression pilot valve 3 is connected to valve ante-chamber, and the output end of the first decompression pilot valve 3 connects with valve back cavity
It is logical.The conducting pressure of second decompression pilot valve 4 is more than the conducting pressure of the first decompression pilot valve 3.Specifically, can first subtract
The conducting pressure for pressing to pilot valve 3 is 4Bar, and the conducting pressure of the second decompression pilot valve 4 is 8Bar.Here conducting pressure refers to
Depressurize the pressure of pilot valve output end.That is, water from the first decompression pilot valve 3 flow out after hydraulic pressure value be 4Bar, water is from the
Hydraulic pressure value is 8Bar after two decompression pilot valves 4 flow out.
The input terminal of time switch module 6 is connected to valve ante-chamber, the output end of time switch module 6 and the second decompression guide
The input terminal of valve 4 is connected to, and the output end of the second decompression pilot valve 4 is connected to valve back cavity, and time switch module 6 is for periodically closing
Or conducting.
When time switch module 6 is closed, water in epicoele is flowed to from the first decompression pilot valve 3 in valve back cavity, not from the
Two decompression pilot valves 4 flow through, to make the pressure value of the water in valve back cavity be 4Bar.
When time switch module 6 is connected, water in epicoele is flowed to from the second decompression pilot valve 4 in valve back cavity, not from the
One decompression pilot valve 3 flows through, to make the pressure value of the water in valve back cavity be 8Bar.
One end of throttle valve 5 is connected to epicoele, and the other end of throttle valve 5 is connected to valve ante-chamber.
Time switch module 6 includes pressure difference switch 7, three-way magnetic valve 8 and control box 9, the input terminal and valve of pressure difference switch 7
Ante-chamber is connected to, and the output end of pressure difference switch 7 is connected to the input terminal of the second decompression pilot valve 4, the control terminal of pressure difference switch 7 and three
The first end A1 connections of three-way electromagnetic valve 8, the second end B1 of three-way magnetic valve 8 are connected to valve ante-chamber, the third end of three-way magnetic valve 8
C1 and atmosphere, control box 9 are electrically connected with the control terminal of three-way magnetic valve 8, and control box 9 is for controlling three-way magnetic valve 8
The first end A1 that first end A1 was connected to or controlled three-way magnetic valve 8 with second end B1 is connected to third end C1.
Time switch module 6 further includes three-way ball valve 10, the first end A2 of three-way ball valve 10 and the first of three-way magnetic valve 8
A1 connections, the second end B2 of three-way ball valve 10 is held to be connected to the control terminal of pressure difference switch 7, the third end C2 and valve of three-way ball valve 10
Ante-chamber is connected to.
Pressure management valve 1 further includes the first ball valve 11, the second ball valve 12 and third ball valve 13, and the first ball valve 11 is mounted on valve
The exit of ante-chamber closes the first ball valve 11, is capable of the connection of stop valve ante-chamber and pipeline.Second ball valve 12 is mounted on throttle valve
Between 5 and epicoele, the second ball valve 12 is closed, the connection of epicoele and pipeline can be cut off.Third ball valve 13 is mounted on valve back cavity
Inlet closes the second ball valve 12, is capable of the connection of stop valve back cavity and pipeline, simultaneously closes off the first ball valve 11, the second ball valve
12 and third ball valve 13, main valve 2 can be easily loaded and unloaded, main valve 2 is safeguarded.
Pressure management valve 1 further includes pressure gauge 14 and the 4th ball valve 15, and pressure gauge 14 is mounted on the inlet of valve back cavity.The
Four ball valves 15 are mounted on the inlet of pressure gauge 14.Pressure gauge 14 is used to detect the hydraulic pressure system of the inlet of valve back cavity.Close the
Four ball valves 15 are capable of the connection of cut-out pressure table 14 and pipeline, can easily load and unload pressure gauge 14, or carry out to pressure gauge 14
It safeguards.
Pressure management valve 1 further includes filter 16, and filter 16 is mounted on the exit of valve ante-chamber.Filter 16 was used for
The water flowed out from valve ante-chamber is filtered, plays the role of protecting subsequent parts.
Referring to Fig. 3, the hydraulic pressure of the valve back cavity of pressure management valve 1 is the situation of 4Bar：Control box 9 controls three-way magnetic valve
8 first end A1 is connected to second end B1, and the first end A2 of three-way ball valve 10 is connected to second end B2.As shown by arrows in figure,
Water is flowed out from valve ante-chamber and epicoele, and the water flowed out from valve ante-chamber passes through the first ball valve 11, filter 16, three-way magnetic valve 8 successively
Second end B1 and first end A1, the first end A2 of three-way ball valve 10 and second end B2, finally arrival pressure difference switch 7, makes pressure difference
Switch 7 is closed.The water flowed out from epicoele passes through the second ball valve 12, flow controller, the first decompression pilot valve 3, third ball valve 13 successively,
Valve back cavity is finally reached, it is 4Bar to make the hydraulic pressure of valve back cavity.
Referring to Fig. 4, the hydraulic pressure of the valve back cavity of pressure management valve 1 is the situation of 8Bar：Control box 9 controls three-way magnetic valve
8 first end A1 is connected to third end C1, and the first end A2 of three-way ball valve 10 is connected to second end B2.As shown by arrows in figure,
Water in 7 top pipeline of pressure difference switch flows through the first end of the second end B2 and first end A2, three-way magnetic valve 8 of three-way ball valve 10
A1 and third end C1, is finally discharged into atmospheric environment, and pressure difference switch 7 is made to be connected.Water is flowed out from valve ante-chamber and epicoele, and water is logical
The second decompression pilot valve 4 and third ball valve 13 are crossed, valve back cavity is finally reached, it is 8Bar to make the hydraulic pressure of valve back cavity.
For the situation of cell water, community user water consumption on daytime is higher, and the pressure of supply water needed is higher, uses water at night
To measure relatively low, the pressure of supply water needed is relatively low, so, it control box 9 can be set controls pressure difference switch 7 and be connected when daytime,
It is closed when at night.Specifically, can be arranged within 8 points to 20 points of period, control box 9 is believed to three-way magnetic valve 8
Number, so that the first end A1 and third end C1 of three-way magnetic valve 8 is connected, pressure difference switch 7 is made to be connected, the second decompression pilot valve 4 is put into
Work, it is 8Bar to make the hydraulic pressure of valve back cavity.Within 20 points to 8 points of period, control box 9 gives 8 signal of three-way magnetic valve, makes three
The first end A1 of three-way electromagnetic valve 8 and second end B1 conductings, make pressure difference switch 7 close, and the first decompression pilot valve 3 is devoted oneself to work, and is made
The hydraulic pressure of valve back cavity is 4Bar.
The advantageous effect of pressure management valve 1 provided in this embodiment is：
The first decompression pilot valve 3, second decompression pilot valve 4 and time switch module 6 are provided in pressure management valve 1,
And the conducting pressure of the second decompression pilot valve 4 is more than the described first conducting pressure for depressurizing pilot valve 3.In water demand
In the case that amount is high, pressure management valve 1 can enable the second decompression pilot valve 4, to increase the pressure of the outlet of main valve 2, ensure small
The water demand of area user；In the case where water demand amount is low, pressure management valve 1 can enable the first decompression pilot valve 3, with
Reduce the pressure that main valve 2 exports, avoids pipe-line system leak.
Second embodiment
A kind of water supply pipline system is present embodiments provided, water supply pipline system water pump, feed pipe include first embodiment
The pressure management valve 1 of offer, water pump are connected to valve ante-chamber, and feed pipe is connected to valve back cavity.
Pressure of supply water can be flexibly arranged according to water consumption in water supply pipline system provided in this embodiment, avoid user's water
For hydraulic pressure deficiency situation, system leak can be also avoided.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of pressure management valve, which is characterized in that the pressure management valve includes：
There is epicoele, valve ante-chamber and valve back cavity, the valve ante-chamber to be connected to the valve back cavity for main valve (2), the main valve (2), institute
Epicoele is stated with the valve ante-chamber and the valve back cavity to completely cut off；
The input terminal of first decompression pilot valve (3), the first decompression pilot valve (3) is connected to the valve ante-chamber, and described first
The output end of decompression pilot valve (3) is connected to the valve back cavity；
Second decompression pilot valve (4), the conducting pressure of the second decompression pilot valve (4) are more than described first and depressurize pilot valve
(3) conducting pressure；
The input terminal of time switch module (6), the time switch module (6) is connected to the valve ante-chamber, the time switch
The output end of module (6) is connected to the input terminal of the second decompression pilot valve (4), and described second depressurizes the defeated of pilot valve (4)
Outlet is connected to the valve back cavity, and the time switch module (6) is closed for timing or conducting；
One end of throttle valve (5), the throttle valve (5) is connected to the epicoele, the other end and the valve of the throttle valve (5)
Ante-chamber is connected to.
2. pressure management valve according to claim 1, which is characterized in that the time switch module (6) includes that pressure difference is opened
It closes (7), three-way magnetic valve (8) and control box (9), the input terminal of the pressure difference switch (7) to be connected to the valve ante-chamber, the pressure
The output end of difference switch (7) is connected to the input terminal of the second decompression pilot valve (4), the control terminal of the pressure difference switch (7)
It is connected to the first end A1 of the three-way magnetic valve (8), second end B1 and the valve ante-chamber of the three-way magnetic valve (8) connect
It is logical, the third end C1 and atmosphere of the three-way magnetic valve (8), the control of the control box (9) and the three-way magnetic valve (8)
End processed electrical connection, the control box (9) be used to control the three-way magnetic valve (8) first end A1 be connected to second end B1 or
The first end A1 for controlling the three-way magnetic valve (8) is connected to third end C1.
3. pressure management valve according to claim 2, which is characterized in that the time switch module (6) further includes threeway
The first end A2 of ball valve (10), the three-way ball valve (10) is connected to the first end A1 of the three-way magnetic valve (8), the threeway
The second end B2 of ball valve (10) is connected to the control terminal of the pressure difference switch (7), the third end C2 of the three-way ball valve (10) with
The valve ante-chamber connection.
4. pressure management valve according to claim 1, which is characterized in that the pressure management valve further includes filter
(16), the filter (16) is mounted on the exit of the valve ante-chamber.
5. pressure management valve according to claim 1, which is characterized in that the pressure management valve further includes the first ball valve
(11), the second ball valve (12) and third ball valve (13), first ball valve (11) is mounted on the exit of the valve ante-chamber, described
Second ball valve (12) is mounted between the throttle valve (5) and the epicoele, after the third ball valve (13) is mounted on the valve
The inlet of chamber.
6. pressure management valve according to claim 1, which is characterized in that the pressure management valve further includes pressure gauge
(14), the pressure gauge (14) is mounted on the inlet of the valve back cavity.
7. pressure management valve according to claim 6, which is characterized in that the pressure management valve further includes the 4th ball valve
(15), the 4th ball valve (15) is mounted on the inlet of the pressure gauge (14).
8. pressure management valve according to claim 1, which is characterized in that the conducting pressure of the first decompression pilot valve (3)
Power is 4Bar, and the conducting pressure of the second decompression pilot valve (4) is 8Bar.
9. a kind of water supply pipline system, which is characterized in that the water supply pipline system includes that claim 1 to 8 is any described
Pressure management valve.
10. water supply pipline system according to claim 9, which is characterized in that the water supply pipline system further includes water pump
And feed pipe, the water pump are connected to the valve ante-chamber, the feed pipe is connected to the valve back cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810687583.8A CN108561755A (en) | 2018-06-28 | 2018-06-28 | A kind of pressure management valve and water supply pipline system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810687583.8A CN108561755A (en) | 2018-06-28 | 2018-06-28 | A kind of pressure management valve and water supply pipline system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108561755A true CN108561755A (en) | 2018-09-21 |
Family
ID=63554895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810687583.8A Pending CN108561755A (en) | 2018-06-28 | 2018-06-28 | A kind of pressure management valve and water supply pipline system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108561755A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112943991A (en) * | 2021-02-09 | 2021-06-11 | 国家石油天然气管网集团有限公司华南分公司 | Multi-redundancy electromagnetic pilot type safety water hammer relief valve directly driven by vane motor |
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| CN112943991B (en) * | 2021-02-09 | 2023-01-17 | 国家石油天然气管网集团有限公司华南分公司 | Multi-redundancy electromagnetic pilot type safety water hammer relief valve directly driven by vane motor |
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