CN203431236U - Timing conversion control valve - Google Patents
Timing conversion control valve Download PDFInfo
- Publication number
- CN203431236U CN203431236U CN201320482654.3U CN201320482654U CN203431236U CN 203431236 U CN203431236 U CN 203431236U CN 201320482654 U CN201320482654 U CN 201320482654U CN 203431236 U CN203431236 U CN 203431236U
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- water
- valve
- chamber
- spool
- ball float
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- Expired - Fee Related
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Abstract
The utility model discloses a timing conversion control valve, comprising a valve cavity body, a float ball and a valve rod; a first water outlet, a second water outlet and a water inlet are formed in the valve cavity body; a first water outlet cavity, a second water outlet cavity, a water inlet cavity and a float ball cavity are arranged in the valve cavity body; the first water outlet is communicated with the first water outlet cavity; the second water outlet is communicated with the second water outlet cavity; the water inlet is communicated with the water inlet cavity; a water hole is formed between the float ball cavity and the water inlet cavity; a first valve seat is arranged between the first water outlet cavity and the water inlet cavity; a second valve seat is arranged between the second water outlet cavity and the water inlet cavity; the float ball is fixedly connected with the valve rod; a first valve core and a second valve core are arranged on the valve rod and are matched and sealed with the corresponding valve seats; the first valve core and the second valve core are alternately opened and closed under the control of water and the float ball in the float ball cavity. The timing conversion control calve is simple in structure, low in construction cost, reliable in control performance and convenient to maintain, one timing conversion control valve can be used, and multiple timing conversion control valves connected in parallel can also be used.
Description
Technical field
The utility model relates to water conservancy irrigation technical field, especially a kind of timing, quantitative timing conversion control valve of controlling different crops regional water supply of being used for.
Background technique
Field irrigation is all to utilize irrigation canals and ditches substantially, and by artificial, to each sheet field irrigation, its labor intensity is large, time-consuming.If utilized, modernization pipeline and electronic technology realize regularly, quantitative water supply, and cost is high like this, and is not easy to power supply, and wastes energy, and is not suitable for rural area and applies.Claimant has designed a kind of timing converting control valve for irrigating farm field on this question, Chinese patent ZL200920166747.9, this patent is owing to there being lower column defects: when each mouth of a river on float valve core is blocked, just the performance of valve out of hand, and be difficult to get rid of this fault, therefore make troubles in the use, these people's irrigation brings loss.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned prior art, provides a kind of simple in structure, and control performance is reliable, and maintenance is easily for timing conversion control valve.
To achieve these goals, the technical solution adopted in the utility model is: a kind of timing conversion control valve, it is characterized in that: described timing conversion control valve comprises valve chamber, ball float, valve rod, on valve chamber, be provided with the first water outlet, the second water outlet and a water intake, in valve chamber, be provided with the first water chamber, the second water chamber, water-inlet cavity and ball float chamber, the first water outlet is communicated with the first water chamber, the second water outlet is communicated with the second water chamber, water intake is communicated with water-inlet cavity, between ball float chamber and water-inlet cavity, be provided with the adjustable water hole of water flow being interconnected, between the first water chamber and water-inlet cavity, be provided with the first valve seat, between the second water chamber and water-inlet cavity, be provided with the second valve seat, between ball float and valve rod, be fixedly connected with, on valve rod, be provided with the first spool and the second spool, the first spool and the first valve seat fitted seal, the second spool and the second valve seat fitted seal, under the two the control of water in ball float chamber of described the first spool and the second spool and ball float, when the second spool is closed the second valve seat, the first spool is opened the first valve seat, and the second spool is while opening the second valve seat, the first spool is closed the first valve seat.
Described the first water chamber and the second water chamber are setting up and down, water-inlet cavity is between the first water chamber and the second water chamber, the first valve seat and the second valve seat are in water-inlet cavity and be oppositely arranged, between ball float chamber and the first water chamber, be provided with valve rod hole, valve rod stretches in water-inlet cavity through valve rod hole, ball float drops to bottom dead center position, and the second spool is sealed on the second valve seat, and the first spool is opening state; Ball float floats to top dead center position, and the first seal spool is on the first valve seat, and the second spool is opening state.
Described ball float is solid body or is mounted with content, is provided with chamber lid on ball float chamber.
Described valve chamber is also provided with for regulating the knob structure of water hole size, comprises that knob, connecting rod and water hole size control core body, between connecting rod and valve chamber for being threaded.
The beneficial effects of the utility model:
In the utility model, discharge outlet valve is that alternately opening and closing of the first spool and the second spool is by the outer timer of valve, to determine the time timing of water source boiling water or pass water, there has been pressure at the water source of regularly opening in water-inlet cavity, ball float chamber Li Shui slowly increases, ball float has buoyancy but floats not, because water-inlet cavity hydraulic pressure is being defeated the spool being connected on ball float, the suffered buoyancy of pressure ratio ball float also wants large, ball float keeps bottom dead center position, the close core of second valve is enclosed in for the second time on valve seat, the first spool is opening state, water source regularly enters water-inlet cavity and goes out from the first water outlet, the outer Timer Controlling water source time of valve was the first spool opening time.When the outer timer of valve closes water, water-inlet cavity has not had pressure, ball float chamber also has water, ball float floats to top dead center position, the first seal spool is on the first valve seat, the second spool is opening state, and the outer timer of valve is opened water source again and entered water-inlet cavity and go out to the second water outlet, and the source time of again fetching boiling water is for opening time for the second time.Wherein the water in ball float chamber does not enter and in ball float, controls ball float, but by the outer Timer Controlling of the valve source time of fetching boiling water, is directly timing, and regularly changing valve is transformed into another water outlet during water source, timer pass valve outside.Particularly directly on ball float chamber, be provided with chamber lid, once occur to control fault, be also easy to process, therefore technological scheme described in the utility model is simple in structure, and control performance is reliable, and maintenance is convenient.The utility model cost is low, therefore and be easy to safeguard and be easy to apply in rural area, the utility model can single independent use, be used for to l to 2 farmland carry out regularly, quantitative water supply controls, also can a plurality of cascades use, be used for polylith farmland to carry out timing, quantifying irrigation to water management.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the stereogram of the utility model valve chamber;
Fig. 3 is the structural representation that dissects of the utility model valve chamber.
Embodiment
As Figure 1-3, a kind of timing conversion control valve of the utility model, comprise valve chamber 1, ball float 2, valve rod 3, on valve chamber 1, be provided with the first water outlet 11, the second water outlet 12 and a water intake 13, in valve chamber 1, be provided with the first water chamber 14, the second water chamber 15, water-inlet cavity 16 and ball float chamber 17, the first water outlet 11 is communicated with the first water chamber 14, the second water outlet 12 is communicated with the second water chamber 15, water intake 13 is communicated with water-inlet cavity 16, between ball float chamber 17 and water-inlet cavity 16, be provided with the adjustable water hole 18 of water flow being interconnected, between the first water chamber and water-inlet cavity, be provided with the first valve seat 111, between the second water chamber and water-inlet cavity, be provided with the second valve seat 121, between ball float 2 and valve rod 3, be fixedly connected with, on valve rod 3, be provided with the first spool 31 and the second spool 32, the first spool 31 and the first valve seat 111 fitted seal, the second spool 32 and the second valve seat 121 fitted seal.Under the two control of water in ball float chamber 17 of the first spool 31 and the second spool 32 and ball float 2, in other words, under the two the control of the suffered gravity of ball float 2 and buoyancy, when the second spool 32 is closed the second valve seat 121, the first spool 31 is opened the first valve seats 111; And the second spool 32 is while opening the second valve seat 121, the first spool 31 is closed the first valve seat 111.
The first water chamber 14 and the second water chamber 15 are setting up and down, water-inlet cavity 16 is between the first water chamber 14 and the second water chamber 15, the first valve seat 111 and the second valve seat 121 are in water-inlet cavity 16 and be oppositely arranged, between ball float chamber 17 and the first water chamber 14, be provided with valve rod hole 19, valve rod 3 stretches in water-inlet cavity 16 through valve rod hole 19, ball float 2 drops to bottom dead center position, and the second spool 32 is sealed on the second valve seat 121, and the first spool 31 is opening state; Ball float 2 floats to top dead center position, and the first spool 31 is sealed on the first valve seat 111, and the second spool 32 is opening state.
Ball float 2 is for solid body or be mounted with content, is provided with chamber lid 4 on ball float chamber 17.At valve chamber 1, be also provided with for regulating the knob structure 5 of water hole size, comprise that knob, connecting rod and water hole size control core body, between connecting rod and valve chamber for being threaded.
In the utility model, discharge outlet valve is that alternately opening and closing of the first spool 31 and the second spool 32 is by the outer timer of valve, to determine the time timing of water source boiling water or pass water, there has been pressure at the water source of regularly opening to 16 li of water-inlet cavitys, 17 li, ball float chamber water slowly increases, ball float 2 has buoyancy but floats not, because water-inlet cavity 16 hydraulic pressure are being defeated the spool being connected on ball float, the suffered buoyancy of pressure ratio ball float 2 also wants large, ball float 2 keeps bottom dead center position, the close core 32 of second valve is enclosed in for the second time on valve seat 121, the first spool 31 is opening state, water source regularly enters water-inlet cavity 16 and goes out from the first water outlet 11, the outer Timer Controlling water source time of valve was the first 31 opening times of spool.When the outer timer of valve closes water, water-inlet cavity 16 has not had pressure, ball float chamber 17 also has water, ball float 2 floats to top dead center position, the first spool 31 is sealed on the first valve seat 111, the second spool 32 is opening state, and the outer timer of valve is opened water source again and entered water-inlet cavity and go out to the second water outlet 12, and the source time of again fetching boiling water is for opening time for the second time.Wherein the water in ball float chamber 17 does not enter that ball float 2 is interior controls ball float 2, but by the outer Timer Controlling of the valve source time of fetching boiling water, is directly timing, and regularly changing valve is transformed into another water outlet during water source, timer pass valve outside.
Finally should be noted that; above content is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; the simple modification that those of ordinary skill in the art carries out the technical solution of the utility model or be equal to replacement, does not all depart from essence and the scope of technical solutions of the utility model.
Claims (4)
1. a timing conversion control valve, it is characterized in that: described timing conversion control valve comprises valve chamber, ball float, valve rod, on valve chamber, be provided with the first water outlet, the second water outlet and a water intake, in valve chamber, be provided with the first water chamber, the second water chamber, water-inlet cavity and ball float chamber, the first water outlet is communicated with the first water chamber, the second water outlet is communicated with the second water chamber, water intake is communicated with water-inlet cavity, between ball float chamber and water-inlet cavity, be provided with the adjustable water hole of water flow being interconnected, between the first water chamber and water-inlet cavity, be provided with the first valve seat, between the second water chamber and water-inlet cavity, be provided with the second valve seat, between ball float and valve rod, be fixedly connected with, on valve rod, be provided with the first spool and the second spool, the first spool and the first valve seat fitted seal, the second spool and the second valve seat fitted seal,
Under the two the control of water in ball float chamber of described the first spool and the second spool and ball float, when the second spool is closed the second valve seat, the first spool is opened the first valve seat; And the second spool is while opening the second valve seat, the first spool is closed the first valve seat.
2. timing conversion control valve according to claim 1, it is characterized in that: described the first water chamber and the second water chamber are setting up and down, water-inlet cavity is between the first water chamber and the second water chamber, the first valve seat and the second valve seat are in water-inlet cavity and be oppositely arranged, between ball float chamber and the first water chamber, be provided with valve rod hole, valve rod stretches in water-inlet cavity through valve rod hole, and ball float drops to bottom dead center position, the second spool is sealed on the second valve seat, and the first spool is opening state; Ball float floats to top dead center position, and the first seal spool is on the first valve seat, and the second spool is opening state.
3. timing conversion control valve according to claim 1, is characterized in that: described ball float is solid body or is mounted with content, is provided with chamber lid on ball float chamber.
4. according to the timing conversion control valve described in claim 1 or 2 or 3, it is characterized in that: described valve chamber is also provided with for regulating the knob structure of water hole size, comprise that knob, connecting rod and water hole size control core body, between connecting rod and valve chamber for being threaded.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320482654.3U CN203431236U (en) | 2013-08-08 | 2013-08-08 | Timing conversion control valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320482654.3U CN203431236U (en) | 2013-08-08 | 2013-08-08 | Timing conversion control valve |
Publications (1)
Publication Number | Publication Date |
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CN203431236U true CN203431236U (en) | 2014-02-12 |
Family
ID=50060273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201320482654.3U Expired - Fee Related CN203431236U (en) | 2013-08-08 | 2013-08-08 | Timing conversion control valve |
Country Status (1)
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CN (1) | CN203431236U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108413112A (en) * | 2016-03-25 | 2018-08-17 | 朱卫清 | Liquid middle limited drainage controller |
CN113826530A (en) * | 2021-11-01 | 2021-12-24 | 潘东 | Irrigation change-over valve and intelligent irrigation system |
-
2013
- 2013-08-08 CN CN201320482654.3U patent/CN203431236U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108413112A (en) * | 2016-03-25 | 2018-08-17 | 朱卫清 | Liquid middle limited drainage controller |
CN108413112B (en) * | 2016-03-25 | 2020-04-03 | 朱卫清 | Liquid central-set type quantity-limiting discharge controller |
CN113826530A (en) * | 2021-11-01 | 2021-12-24 | 潘东 | Irrigation change-over valve and intelligent irrigation system |
CN113826530B (en) * | 2021-11-01 | 2024-07-23 | 潘东 | Irrigation conversion valve and intelligent irrigation system |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20200808 |
|
CF01 | Termination of patent right due to non-payment of annual fee |