CN203067894U - Water control valve - Google Patents
Water control valve Download PDFInfo
- Publication number
- CN203067894U CN203067894U CN 201320055555 CN201320055555U CN203067894U CN 203067894 U CN203067894 U CN 203067894U CN 201320055555 CN201320055555 CN 201320055555 CN 201320055555 U CN201320055555 U CN 201320055555U CN 203067894 U CN203067894 U CN 203067894U
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- CN
- China
- Prior art keywords
- valve
- pipeline
- valve body
- flow channel
- channel
- 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.)
- Expired - Fee Related
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- Safety Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The utility model relates to a water control valve which comprises a valve body, a valve cover, a valve rod and a membrane, wherein an inflow channel and an outflow channel are arranged on the valve body; a connecting channel used for connecting the inflow channel and the outflow channel is arranged in the valve body; a valve seat is arranged in the connecting channel; the valve rod is mounted between the valve body and the valve cover through the membrane; a pressure regulation cavity is formed between the membrane and the valve cover; a spring is arranged between the upper end surface of the membrane and the valve cover; and the pressure regulation cavity is connected with the inflow channel through a needle valve, and is connected with the outflow channel through a guide valve. The water control valve is characterized in that the outflow channel is arranged on one side of the valve body; and the inflow channel is arranged at the bottom of the valve body and is vertically arranged with the outflow channel. With the adoption of the technical scheme, the water control valve provided by the utility model is suitable for the special working condition that an external connection pipeline connected with the inflow channel and the outflow channel is arranged vertically.
Description
Technical field
The utility model relates to valve field, particularly a kind of irrigation control valve.
Background technique
Existing a kind of irrigation control valve, include valve body, valve gap, valve rod, diaphragm, described valve body is provided with flow channel, flow pass, wherein, described flow channel, the coaxial setting of flow pass, be provided with in the described valve body for connecting flow channel, the connecting passage of flow pass, be provided with valve seat in the described connecting passage, described valve rod is installed between valve body and the valve gap through diaphragm, form pressure regulating cavity between diaphragm and the valve gap, be provided with spring between described diaphragm upper-end surface and the valve gap, be connected with first pipeline between described pressure regulating cavity and the flow channel, be connected with second pipeline between described pressure regulating cavity and the flow pass, described first pipeline is provided with needle-valve, and described second pipeline is provided with pilot valve.
Because described flow channel, the coaxial setting of flow pass, when the external pipe that is connected with flow channel, flow pass is vertical when this special operation condition is set, the irrigation control valve of this structure just can not be suitable for.
Summary of the invention
The purpose of this utility model: in order to overcome the defective of prior art, the utility model provides a kind of irrigation control valve, and it can be applicable to the vertically disposed special operation condition of external pipe that is being connected with flow channel, flow pass.
The technical solution of the utility model: a kind of irrigation control valve, include valve body, valve gap, valve rod, diaphragm, described valve body is provided with flow channel, flow pass, be provided with in the described valve body for connecting flow channel, the connecting passage of flow pass, be provided with valve seat in the described connecting passage, described valve rod is installed between valve body and the valve gap through diaphragm, form pressure regulating cavity between diaphragm and the valve gap, be provided with spring between described diaphragm upper-end surface and the valve gap, be connected with first pipeline between described pressure regulating cavity and the flow channel, be connected with second pipeline between described pressure regulating cavity and the flow pass, described first pipeline is provided with needle-valve, described second pipeline is provided with pilot valve, it is characterized in that: described flow pass is located at a side of valve body, described flow channel is arranged on the bottom of valve body, and described flow channel is vertical with flow pass to be arranged.
Adopt technique scheme, arrange because described flow channel is vertical with flow pass, therefore, the irrigation control valve of this structure, it can be applicable to the vertically disposed special operation condition of external pipe that is being connected with flow channel, flow pass.
Further setting of the present utility model: also be provided with first ball valve on described second pipeline, described first ball valve is between pilot valve and flow pass, also be provided with first pressure gauge between described first ball valve and the pilot valve, second ball valve, the entrance point of described second ball valve is connected with second pipeline, the outlet end of second ball valve is connected with first pressure gauge, between needle-valve and flow channel, be provided with second pressure gauge on described first pipeline, the 3rd ball valve, the entrance point of described the 3rd ball valve is connected with first pipeline, and the outlet end of the 3rd ball valve is connected with second pressure gauge.
Adopt above-mentioned further setting, first ball valve of setting can conveniently be controlled the break-make of second pipeline; First pressure gauge that arranges can conveniently be monitored the pressure in second pipeline, and second ball valve of setting can prevent excessive damage first pressure gauge of second pipeline inner pressure; Second pressure gauge that arranges can conveniently be monitored the pressure in first pipeline, and the 3rd ball valve of setting can prevent excessive damage second pressure gauge of first pipeline inner pressure.
Further setting more of the present utility model: the week that is positioned at flow channel, flow pass on the described valve body upwards is equipped with annular groove, is embedded with O type circle in the described annular groove.
Adopt above-mentioned further setting again, the annular groove of setting and the seal ring that is embedded in annular groove can guarantee that sealing is reliable between valve body and the external pipe so that when flow channel, flow pass are connected with external pipe.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment.
Embodiment
As shown in Figure 1, a kind of irrigation control valve, include valve body 1, valve gap 2, valve rod 3, diaphragm 4, described valve body 1 is provided with flow channel 11, flow pass 12, be provided with in the described valve body 1 for connecting flow channel 11, the connecting passage 13 of flow pass 12, be provided with valve seat 5 in the described connecting passage 13, described valve rod 3 is installed between valve body 1 and the valve gap 2 through diaphragm 4, form pressure regulating cavity 6 between diaphragm 4 and the valve gap 2, be provided with spring 7 between described diaphragm 4 upper-end surfaces and the valve gap 2, be connected with first pipeline 8 between described pressure regulating cavity 6 and the flow channel 11, be connected with second pipeline 9 between described pressure regulating cavity 6 and the flow pass 12, described first pipeline 8 is provided with needle-valve 10, described second pipeline 9 is provided with pilot valve 14, described flow pass 12 is located at the left side of valve body 1, and described flow channel 11 is arranged on the bottom of valve body 1, described flow channel 11 and flow pass 12 vertical settings.
In the utility model specific embodiment, also be provided with first ball valve 15 on described second pipeline 9, described first ball valve 15 is between pilot valve 14 and flow pass 12, also be provided with first pressure gauge 16 between described first ball valve 15 and the pilot valve 14, second ball valve 17, the entrance point of described second ball valve 17 is connected with second pipeline 9, the outlet end of second ball valve 17 is connected with first pressure gauge 16, between needle-valve 10 and flow channel 11, be provided with second pressure gauge 18 on described first pipeline 8, the 3rd ball valve 19, the entrance point of described the 3rd ball valve 19 is connected with first pipeline 8, and the outlet end of the 3rd ball valve 19 is connected with second pressure gauge 18.
In the utility model specific embodiment, in order to guarantee when flow channel 11, flow pass 12 are connected with external pipe, sealing between valve body 1 and the external pipe is reliable, the week that is positioned at flow channel 11, flow pass 12 at described valve body 1 upwards is equipped with annular groove 20, is embedded with O type circle 21 in the described annular groove 20.
Claims (3)
1. irrigation control valve, include valve body, valve gap, valve rod, diaphragm, described valve body is provided with flow channel, flow pass, be provided with in the described valve body for connecting flow channel, the connecting passage of flow pass, be provided with valve seat in the described connecting passage, described valve rod is installed between valve body and the valve gap through diaphragm, form pressure regulating cavity between diaphragm and the valve gap, be provided with spring between described diaphragm upper-end surface and the valve gap, be connected with first pipeline between described pressure regulating cavity and the flow channel, be connected with second pipeline between described pressure regulating cavity and the flow pass, described first pipeline is provided with needle-valve, and described second pipeline is provided with pilot valve, it is characterized in that: described flow pass is located at a side of valve body, described flow channel is arranged on the bottom of valve body, and described flow channel is vertical with flow pass to be arranged.
2. irrigation control valve according to claim 1, it is characterized in that: also be provided with first ball valve on described second pipeline, described first ball valve is between pilot valve and flow pass, also be provided with first pressure gauge between described first ball valve and the pilot valve, second ball valve, the entrance point of described second ball valve is connected with second pipeline, the outlet end of second ball valve is connected with first pressure gauge, between needle-valve and flow channel, be provided with second pressure gauge on described first pipeline, the 3rd ball valve, the entrance point of described the 3rd ball valve is connected with first pipeline, and the outlet end of the 3rd ball valve is connected with second pressure gauge.
3. irrigation control valve according to claim 1 and 2, it is characterized in that: the week that is positioned at flow channel, flow pass on the described valve body upwards is equipped with annular groove, is embedded with O type circle in the described annular groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320055555 CN203067894U (en) | 2013-01-29 | 2013-01-29 | Water control valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320055555 CN203067894U (en) | 2013-01-29 | 2013-01-29 | Water control valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203067894U true CN203067894U (en) | 2013-07-17 |
Family
ID=48766678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320055555 Expired - Fee Related CN203067894U (en) | 2013-01-29 | 2013-01-29 | Water control valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203067894U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105020404A (en) * | 2015-06-30 | 2015-11-04 | 志远科技有限公司 | Hydraulic control valve |
-
2013
- 2013-01-29 CN CN 201320055555 patent/CN203067894U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105020404A (en) * | 2015-06-30 | 2015-11-04 | 志远科技有限公司 | Hydraulic control valve |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20130717 Termination date: 20150129 |
|
EXPY | Termination of patent right or utility model |