CN107289166A - A kind of shutoff valve - Google Patents
A kind of shutoff valve Download PDFInfo
- Publication number
- CN107289166A CN107289166A CN201710699963.9A CN201710699963A CN107289166A CN 107289166 A CN107289166 A CN 107289166A CN 201710699963 A CN201710699963 A CN 201710699963A CN 107289166 A CN107289166 A CN 107289166A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- sensing device
- control device
- pressure
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 238000013461 design Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
-
- 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
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a kind of shutoff valve, it is related to valve field, including closure, valve body, valve rod, sensing device, communicator and control device, closure is connected by screw thread with valve body, valve rod passes through the centre bore on closure, upper shed through valve body is positioned in valve body, the pressure value that control device detects sensing device is compared with default safety value, when the pressure value that sensing device is detected is less than or equal to default safety value, control device transmits real-time aperture and pressure data by communicator to the computer of staff;When the pressure value that sensing device is detected is more than default safety value, control device poppet stem;A kind of shutoff valve of the present invention has the effect of accurate adjustment aperture, while the design of double security device effectively prevent safety problem that may be present during use, and has automatic constant-pressure, alarm, monitoring, the function of remote control concurrently.
Description
Technical field
The present invention relates to valve field, more particularly to a kind of shutoff valve.
Background technology
Shutoff valve in daily production and living, is widely used in a variety of applications as the requirement in laying pipe process, with
The progress of society, the development in epoch, people require also more and more higher to the security performance of shutoff valve.
A kind of pressure sensing choke valve as disclosed in Chinese invention CN105003687A, including valve body, positioned at valve sheet
The liquid first entrance and liquid first outlet of body one end and the liquid first outlet and liquid positioned at the valve body other end
Two outlets, in addition to positioned at the draw and insert-type restriction of valve body, described restriction is set through valve body.The invention is only
Pressure value inside shutoff valve can be shown, when pressure value exceedes safety value, it is impossible to automatic pressure-reducing or alarm.
The content of the invention
First, the technical problem to be solved
How to solve adjustment aperture that existing safety shut-off valve is present it is not accurate enough and can not automatic constant-pressure, alarm, supervise
The problem of control, remote control.
2nd, technical scheme
In order to solve the above problems, spy provides a kind of shutoff valve, including closure, valve body, valve rod, sensing device, communication
Device and control device, closure are connected by screw thread with valve body, and valve rod is through the centre bore on closure, through being opened on valve body
Mouth is positioned in valve body, and the pressure value that control device detects sensing device is compared with default safety value, sensing dress
When putting the pressure value that detects and being less than or equal to default safety value, control device by computer from communicator to staff
Transmit real-time aperture and pressure data;When the pressure value that sensing device is detected is more than default safety value, control device lifting
Valve rod.
Wherein also include auxiliary safety device, auxiliary safety device includes traveling nut, screen pack, piston, spring, pad
Piece, sealing ring, water outlet mouthpiece and two sections of valve bodies, two sections of valve bodies are connected by traveling nut and valve body, screen pack, piston and spring
It is placed sequentially in and in two sections of valve bodies, gap of the pad when piston is compressed between sealing piston and water outlet mouthpiece, water outlet mouthpiece
It is connected by screw thread with two sections of valve bodies, sealing ring is arranged between water outlet mouthpiece and two sections of valve bodies.
Wherein valve rod is made up of the valve element of rack and top fuller shape.
Wherein control device includes gear, motor, battery and control circuit.
Wherein communicator is GPRS wireless communication modules.
Wherein battery is that motor, GRS wireless communication modules, sensing device and control circuit are powered.
Wherein there is signal wire to be connected between control circuit and GPRS wireless communication modules;Control between circuit and sensing device
There is signal wire to be connected.
Straight-tooth on its middle gear is engaged with the straight-tooth on valve rod.
Its middle gear is arranged on the protrusion axle of motor.
Wherein sensing device is pressure sensor.
Wherein there is the bin of placement control device in valve body;There are the entrance of fluid entrance and going out for fluid outflow on valve body
Mouthful.
3rd, beneficial effects of the present invention
Compared with prior art, a kind of shutoff valve of the invention has the effect of accurate adjustment aperture, while dual safety
The design of device effectively prevent safety problem that may be present during use, and have concurrently automatic constant-pressure, alarm, monitoring,
The function of remote control.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the circuit block diagram of the present invention;
1 is closure in figure;2 be valve body;3 be valve rod;4 be pressure sensor;5 be outlet;6 be entrance;7 be gear;8
For motor;9 be battery;10 be GPRS wireless communication modules;11 be governor circuit;12 be nut;13 be screen pack;14 be work
Plug;15 be spring;16 be pad;17 be sealing ring;18 be water outlet mouthpiece;19 be two sections of valve bodies.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but can not be used for limiting the scope of the present invention.
Embodiment 1:
A kind of shutoff valve of the present invention, as shown in figure 1, closure 1 is connected by screw thread with the valve body 2, valve rod 3 is passed through
Centre bore on closure 1, the upper shed through valve body 2 is positioned in valve body 2, and pressure sensor 4 is that governor circuit 11 provides pressure
Force data, valve rod 3 is made up of the valve element of rack and top fuller shape, and battery 9 is motor 8, GRS wireless communication modules 10, pressure sensing
Device 4 and control circuit 11 are powered;There is signal wire to be connected between control circuit 11 and GPRS wireless communication modules 10;Control circuit 11
There is signal wire to be connected between pressure sensor 4, the straight-tooth on gear 7 is engaged with the straight-tooth on valve rod 3, gear 7 is arranged on electricity
On the protrusion axle of machine 8, there is the bin of placement control circuit 11, motor 8, battery 8 and GRS wireless communication modules 10 in valve body 2;Valve
There is the outlet 5 that entrance 6 and fluid that fluid enters flow out on body 2.
Fluid is flowed into from the entrance 6 on valve body 2, is flowed out from outlet 5.Pressure sensor 4 passes through the pressure value detected
Signal wire is transferred to control circuit 11, and the pressure value that control circuit 11 detects pressure sensor 4 is entered with default safety value
Row compares.
If the pressure value that pressure sensor 4 is detected is less than or equal to default safety value, governor circuit 11 passes through GPRS
Wireless communication module 10 transmits real-time aperture and pressure data to the computer of staff;
If the pressure value that pressure sensor 4 is detected is more than default safety value, the motor 8 of governor circuit 11 drives
Gear 7 so that valve rod 3 is raised above, the pressure that increase is dammed in valve opening, and then reduction valve body 2;Meanwhile, governor circuit 11
Alarm signal is sent to the computer of staff by GPRS wireless communication modules 10, points out staff's shutoff valve to occur
It is abnormal.
Realize the function of superpressure automatic pressure-reducing and alarm.
Embodiment 2:
Compared to embodiment 1, governor circuit 11 is set to constant voltage mode.
The pressure value detected is transferred to control circuit 11 by pressure sensor 4 by signal wire, and control circuit 11 will be pressed
The pressure value that force snesor 4 is detected is compared with preset pressure value.
When the pressure value that pressure sensor 4 is detected is equal to preset pressure value, governor circuit 11 passes through GPRS channel radios
Believe that module 10 transmits real-time aperture and pressure data to the computer of staff;
When the pressure value that pressure sensor 4 is detected is more than preset pressure value, the motor 8 of governor circuit 11 drives tooth
Wheel 7 so that valve rod 3 is raised above, increases valve opening of damming, and then reduces the pressure in valve body 2 to preset pressure value, meanwhile,
Governor circuit 11 sends abnormal signal by GPRS wireless communication modules 10 to the computer of staff;
When the pressure value that pressure sensor 4 is detected is less than preset pressure value, the motor 8 of governor circuit 11 drives tooth
Wheel 7 so that the falls downward of valve rod 3, reduces valve opening of damming, and then increases the pressure in valve body 2 to preset pressure value, meanwhile,
Governor circuit 11 sends abnormal signal by GPRS wireless communication modules 10 to the computer of staff;
When the pressure value that pressure sensor 4 is detected is not equal to preset pressure value in continuous 10 minutes, governor circuit 11 leads to
Cross GPRS wireless communication modules 10 and send alarm signal to the computer of staff, point out staff's shutoff valve event occur
Barrier.
Staff can change preset pressure value at any time by computer.
Realize the function of automatic constant-pressure.
Embodiment 3:
Compared to embodiment 1, the expectation aperture that governor circuit 11 is inputted on computers according to staff adjusts valve rod 3
Position.
Desired aperture is inputted computer by staff, and computer transmits signal by GPRS wireless communication modules 10
To governor circuit 11.
Governor circuit 11 calculates the position of expectation aperture bottom spool 3 according to aperture is expected.
When the current aperture of shutoff valve, which is less than, expects aperture, the motor 8 of governor circuit 11 is slowly carried with moving gear 7
Rise the rack that tooth pitch is 0.5mm, and then poppet stem 3, increase dams valve opening to expecting aperture, meanwhile, governor circuit 11 leads to
Cross GPRS wireless communication modules 10 and transmit real-time aperture and pressure data to the computer of staff.
When the current aperture of shutoff valve, which is more than, expects aperture, the motor 8 of governor circuit 11 is slowly put with moving gear 7
Lower tooth pitch is 0.5mm rack so that the falls downward of valve rod 3, reduction dams valve opening to expecting aperture, meanwhile, governor circuit
11 transmit real-time aperture and pressure data by GPRS wireless communication modules 10 to the computer of staff.
Realize the function of accurate control aperture and remote control.
Embodiment 4:
The present embodiment adds an auxiliary safety device, auxiliary safety device on the basis of embodiment 1 in water outlet 5
Including traveling nut 12, screen pack 13, piston 14, spring 15, pad 16, sealing ring 17, water outlet mouthpiece 18 and two sections of valve bodies 19,
Two sections of valve bodies 19 are connected by traveling nut 12 and valve body 2, and screen pack 13, piston 14 and spring 15 are placed sequentially in and two sections of valves
In body 19, gap of the pad 16 when piston 14 is compressed between sealing piston 14 and water outlet mouthpiece 18, water outlet mouthpiece 18 passes through spiral shell
Line is connected with two sections of valve bodies 19, and sealing ring 17 is arranged between water outlet mouthpiece 18 and two sections of valve bodies 19.
Fluid is flowed into two sections of valve bodies 19 after delivery port 5 is filtered through screen pack 13;
When the flow of delivery port 5 is in metered flow, fluid can flow directly through two sections of valve bodies 19 from water outlet mouthpiece 18
Go out;
When the flow of delivery port 5 exceeds metered flow, the meeting of piston 14 push the spring 15, makes in the presence of Fluid pressure
Obtain piston 14 and block water outlet mouthpiece 18, pad 16 seals up the gap between piston 14 and water outlet mouthpiece 18;
When the flow of delivery port 5 recovers to metered flow, spring force is more than Fluid pressure so that spring 15 is promoted
Piston 14, and then water outlet mouthpiece 18 is opened, fluid is flowed into after two sections of valve bodies 19, directly flowed out from water outlet mouthpiece 18.
Auxiliary safety device close after, can restarting can automatically reset, realize two sections flow excess protection
Function.
The auxiliary safety device of two sections of protections so that the present invention has dual protection, safer.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, about the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
Equivalent technical scheme falls within scope of the invention.
Claims (9)
1. a kind of shutoff valve, including closure (1), valve body (2), valve rod (3), sensing device, communicator and control device, its
It is characterised by:The closure (1) is connected by screw thread with the valve body (2), and the valve rod (3) is passed through on closure (1)
Centre bore, the upper shed through valve body (2) is positioned in valve body (2), the pressure that the control device detects the sensing device
Force value is compared with default safety value, when the pressure value that sensing device is detected is less than or equal to default safety value, control
Device transmits real-time aperture and pressure data by the communicator to the computer of staff;What sensing device was detected
When pressure value is more than default safety value, control device poppet stem (3).
2. a kind of shutoff valve as claimed in claim 1, it is characterised in that:Also include auxiliary safety device, the auxiliary security
Device connects including traveling nut (12), screen pack (13), piston (14), spring (15), pad (16), sealing ring (17), water outlet
Mouth (18) and two sections of valve bodies (19), two sections of valve bodies (19) connect with valve body (2), and fixed by traveling nut (12), institute
State that screen pack (13), piston (14) and spring (15) are successively set on and in two sections of valve bodies (19), the pad (16) is described
Gap when piston (14) is compressed between sealing piston (14) and water outlet mouthpiece (18), water outlet mouthpiece (18) passes through screw thread and two sections
Valve body (19) is connected, and the sealing ring (17) is arranged between water outlet mouthpiece (18) and two sections of valve bodies (19).
3. a kind of shutoff valve as claimed in claim 1, it is characterised in that:The valve rod (3) is by rack and the valve element of top fuller shape
Composition.
4. a kind of shutoff valve as claimed in claim 1, it is characterised in that:The control device include gear (7), motor (8),
Battery (9) and control circuit (11), the battery (9) are motor (8), sensing device and control circuit (11) power supply.
5. a kind of shutoff valve as claimed in claim 1, it is characterised in that:The communicator is GPRS wireless communication modules
(10)。
6. a kind of shutoff valve as claimed in claim 4, it is characterised in that:Control circuit (11) and GPRS wireless communication modules
(10) signal wire is connected between;Control circuit (11) has signal wire to be connected between sensing device.
7. a kind of shutoff valve as claimed in claim 4, it is characterised in that:On straight-tooth and valve rod (3) on the gear (7)
Straight-tooth is engaged, and gear (7) is arranged on the protrusion axle of motor (8).
8. a kind of shutoff valve as claimed in claim 1, it is characterised in that:The sensing device is pressure sensor (4).
9. a kind of shutoff valve as claimed in claim 1, it is characterised in that:There is the storehouse of placement control device in the valve body (2)
Room;There is the outlet (5) that entrance (6) and fluid that fluid enters flow out on valve body (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710699963.9A CN107289166A (en) | 2017-08-16 | 2017-08-16 | A kind of shutoff valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710699963.9A CN107289166A (en) | 2017-08-16 | 2017-08-16 | A kind of shutoff valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107289166A true CN107289166A (en) | 2017-10-24 |
Family
ID=60106947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710699963.9A Pending CN107289166A (en) | 2017-08-16 | 2017-08-16 | A kind of shutoff valve |
Country Status (1)
Country | Link |
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CN (1) | CN107289166A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113074273A (en) * | 2021-04-24 | 2021-07-06 | 精工阀门集团有限公司 | Steam regulating valve capable of being automatically closed |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2447593Y (en) * | 2000-10-26 | 2001-09-12 | 上海气体阀门总厂 | Cut-off valve |
CN201588997U (en) * | 2009-12-29 | 2010-09-22 | 廖新桃 | Push type multifunctional gas valve |
CN102705552A (en) * | 2012-06-13 | 2012-10-03 | 章秀容 | Pressure regulator with excessive flow auto-closing function by setting maximum flow |
CN203176494U (en) * | 2013-04-26 | 2013-09-04 | 湖南三尖农牧有限责任公司 | Vapor pressure stabilization device for fish feed granulator |
CN203906970U (en) * | 2014-06-25 | 2014-10-29 | 吉林市智深科技有限公司 | Electromagnetic hydraulic regulating valve |
CN204942582U (en) * | 2015-07-24 | 2016-01-06 | 江苏利文机械有限公司 | intelligent control throttle valve |
CN105333183A (en) * | 2015-11-19 | 2016-02-17 | 江西洪都航空工业集团有限责任公司 | Actively-controlled safety valve |
CN207261755U (en) * | 2017-08-16 | 2018-04-20 | 宁波艾迪西国际贸易有限公司 | A kind of shutoff valve |
-
2017
- 2017-08-16 CN CN201710699963.9A patent/CN107289166A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2447593Y (en) * | 2000-10-26 | 2001-09-12 | 上海气体阀门总厂 | Cut-off valve |
CN201588997U (en) * | 2009-12-29 | 2010-09-22 | 廖新桃 | Push type multifunctional gas valve |
CN102705552A (en) * | 2012-06-13 | 2012-10-03 | 章秀容 | Pressure regulator with excessive flow auto-closing function by setting maximum flow |
CN203176494U (en) * | 2013-04-26 | 2013-09-04 | 湖南三尖农牧有限责任公司 | Vapor pressure stabilization device for fish feed granulator |
CN203906970U (en) * | 2014-06-25 | 2014-10-29 | 吉林市智深科技有限公司 | Electromagnetic hydraulic regulating valve |
CN204942582U (en) * | 2015-07-24 | 2016-01-06 | 江苏利文机械有限公司 | intelligent control throttle valve |
CN105333183A (en) * | 2015-11-19 | 2016-02-17 | 江西洪都航空工业集团有限责任公司 | Actively-controlled safety valve |
CN207261755U (en) * | 2017-08-16 | 2018-04-20 | 宁波艾迪西国际贸易有限公司 | A kind of shutoff valve |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113074273A (en) * | 2021-04-24 | 2021-07-06 | 精工阀门集团有限公司 | Steam regulating valve capable of being automatically closed |
CN113074273B (en) * | 2021-04-24 | 2023-06-06 | 精工阀门集团有限公司 | Steam regulating valve capable of being automatically closed |
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