CN112728196A - Wireless digital intelligent regulating valve for pipeline and control method thereof - Google Patents
Wireless digital intelligent regulating valve for pipeline and control method thereof Download PDFInfo
- Publication number
- CN112728196A CN112728196A CN202110051521.XA CN202110051521A CN112728196A CN 112728196 A CN112728196 A CN 112728196A CN 202110051521 A CN202110051521 A CN 202110051521A CN 112728196 A CN112728196 A CN 112728196A
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- China
- Prior art keywords
- valve
- rod
- wireless digital
- lead screw
- installation cavity
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
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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
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
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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
- 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
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Flow Control (AREA)
Abstract
The invention discloses a pipeline wireless digital intelligent regulating valve and a control method thereof, comprising a valve body, a valve rod, a push rod, a threaded screw rod and a speed reducing motor, the valve body is provided with a flow port and an installation cavity, the threaded screw rod is fixedly connected with the output end of the speed reducing motor, the threaded screw rod is rotationally connected with the valve body, a connecting bracket is fixedly arranged on the side surface of the push rod, the connecting bracket is provided with a threaded hole matched with the threaded screw rod, the threaded screw rod is in threaded connection with the connecting bracket, the threaded screw rod is arranged in the threaded hole in a penetrating way, one end of the push rod is rotationally connected with the valve rod, the valve rod is connected with the valve body in a sliding way, the valve rod is accurately moved through the speed reducing motor, thereby adjusting the position of the valve stem in the flow port to provide precise control of fine flow.
Description
Technical Field
The invention relates to the technical field of regulating valves, in particular to a pipeline wireless digital intelligent regulating valve and a control method thereof.
Background
In the automatic control of modern plants, control valves play a very important role, and the production of these plants depends on the correct distribution and control of the flowing medium. These controls, whether energy exchange, pressure reduction, or simple vessel charging, require some final control element to accomplish. In some special fields, need use little flow control valve, for example in technical field such as medical treatment, chemical industry medicament transport and accurate hydraulic control, and current little flow control valve can not carry out accurate control to the accurate little flow.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a wireless digital intelligent regulating valve for a pipeline and a control method thereof, so as to accurately control a small flow.
In order to achieve the purpose, the invention provides a pipeline wireless digital intelligent regulating valve which comprises a valve body, a valve rod, a push rod, a threaded lead screw and a speed reducing motor, wherein the valve body is provided with a flow port and an installation cavity, the flow port and the installation cavity are vertically arranged and are communicated, the speed reducing motor is fixedly arranged in the installation cavity, the threaded lead screw is fixedly connected with the output end of the speed reducing motor, the threaded lead screw is rotatably connected with the valve body, the threaded lead screw is positioned in the installation cavity, the push rod is positioned in the installation cavity, a connecting support is fixedly arranged on the side surface of the push rod, the connecting support is provided with a threaded hole matched with the threaded lead screw, the threaded lead screw is in threaded connection with the connecting support, and the threaded lead screw is arranged in the threaded hole in a penetrating manner, one end of the push rod is rotatably connected with the valve rod, the valve rod is slidably connected with the valve body, one end of the valve rod is located inside the installation cavity, and the other end of the valve rod is located inside the flow port.
The valve body is provided with a fixed support matched with a fixed groove, and the fixed support is located inside the fixed groove.
The valve rod is provided with a fixed groove matched with the rotating plate, and the rotating plate is positioned inside the fixed groove.
Wherein, the wireless digital quantity intelligent regulation valve of pipeline still includes the reference column, the reference column with valve body fixed connection, the reference column is located the inside of installation cavity, the reference column has the holding tank, the push rod with reference column sliding connection, the push rod is kept away from the one end of rotor plate is located the inside of holding tank.
Wherein, the one end of valve rod is kept away from the push rod is the inclined plane.
The invention also provides a control method of the pipeline wireless digital intelligent regulating valve, which comprises the following steps:
inputting a required theoretical flow rate into a control system of the pipeline wireless digital intelligent regulating valve, and starting the speed reducing motor to drive the valve rod to move so as to change the flow rate in the flow port;
the flowmeter counts the flow flowing out of the flow port to obtain an actual flow rate;
and comparing the obtained actual flow rate with the required theoretical flow rate, and finely adjusting the position of the valve rod through the speed reducing motor, so that the actual flow rate is close to the theoretical flow rate, and the flow is accurately controlled.
The invention has the beneficial effects that: through gear motor starts to drive the screw lead screw rotates, the screw lead screw rotates and drives the push rod is in the inside of installation cavity removes, the push rod removes and drives the valve rod is in the inside of installation cavity slides, in order to adjust the valve rod is in position in the flow mouth, thereby change liquid can pass through the cross-sectional area of flow mouth to control the flow of liquid, this pipeline wireless digital quantity intelligent regulation valve passes through gear motor is right the valve rod carries out accurate removal, thereby adjusts the valve rod is in position in the flow mouth to carry out accurate control to the smart small flow.
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, 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 the drawings without creative efforts.
Fig. 1 is a structural section view of the pipeline wireless digital intelligent regulating valve of the invention.
Fig. 2 is a cross-sectional view at a-a of fig. 1 of the present invention.
Fig. 3 is a flow chart of a control method of the pipeline wireless digital intelligent regulating valve.
1-valve body, 11-flow port, 12-installation cavity, 13-fixed groove, 2-valve rod, 21-fixed groove, 3-push rod, 31-connecting support, 311-threaded hole, 32-rotating plate, 4-threaded screw rod, 41-fixed support, 5-speed reducing motor, 6-positioning column, 61-accommodating groove, 7-flowmeter, 8-sealing structure, 81-spring and 82-sealing filler.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a pipeline wireless digital intelligent regulating valve comprises a valve body 1, a valve rod 2, a push rod 3, a threaded lead screw 4 and a speed reducing motor 5, wherein the valve body 1 is provided with a flow port 11 and an installation cavity 12, the flow port 11 and the installation cavity 12 are vertically arranged, the flow port 11 is communicated with the installation cavity 12, the speed reducing motor 5 is fixedly arranged in the installation cavity 12, the threaded lead screw 4 is fixedly connected with the output end of the speed reducing motor 5, the threaded lead screw 4 is rotatably connected with the valve body 1, the threaded lead screw 4 is positioned in the installation cavity 12, the push rod 3 is positioned in the installation cavity 12, a connecting support 31 is fixedly arranged on the side surface of the push rod 3, the connecting support 31 is provided with a threaded hole 311 matched with the threaded lead screw 4, and the threaded lead screw 4 is in threaded connection with the connecting support 31, the threaded screw rod 4 is arranged in the threaded hole 311 in a penetrating mode, one end of the push rod 3 is connected with the valve rod 2 in a rotating mode, the valve rod 2 is connected with the valve body 1 in a sliding mode, one end of the valve rod 2 is located in the installation cavity 12, and the other end of the valve rod 2 is located in the flow port 11.
In this embodiment, the valve body 1 has the flow port 11 and the installation cavity 12 which are communicated with each other, the flow port 11 and the installation cavity 12 are vertically arranged, the decelerating motor 5 is fixedly installed inside the installation cavity 12, the threaded lead screw 4 is fixedly connected with the output end of the decelerating motor 5, the push rod 3 is in transmission connection with the threaded lead screw 4, the push rod 3 is in rotational connection with the valve rod 2, the decelerating motor 5 is started to drive the threaded lead screw 4 to rotate, the threaded lead screw 4 rotates to drive the push rod 3 to move inside the installation cavity 12, the push rod 3 moves to drive the valve rod 2 to slide inside the installation cavity 12, so as to adjust the position of the valve rod 2 in the flow port 11, thereby changing the cross-sectional area of the liquid which can pass through the flow port 11, thereby control the flow of liquid, this wireless digital quantity intelligent regulation valve of pipeline passes through gear motor 5 is right valve rod 2 carries out accurate removal, thereby adjusts valve rod 2 is in the position in flow mouth 11, carries out accurate control to the smart small flow.
Further, the threaded screw rod 4 is provided with a fixing support 41, the fixing support 41 and the threaded screw rod 4 are integrally formed, the fixing support 41 is located at one end, away from the threaded screw rod 4, of the speed reduction motor 5, the valve body 1 is provided with a fixing groove 13 matched with the fixing support 41, and the fixing support 41 is located inside the fixing groove 13.
In this embodiment, one end of the threaded screw rod 4 is provided with the fixing bracket 41, the fixing bracket 41 can rotate inside the fixing groove 13, and the fixing bracket 41 and the fixing groove 13 are matched with each other to fix the threaded screw rod 4 inside the mounting cavity 12, so that the threaded screw rod 4 has a better rotating effect.
Further, one end of the push rod 3 is provided with a rotating plate 32, the rotating plate 32 is fixedly connected with the push rod 3, the valve rod 2 is provided with a fixing groove 21 matched with the rotating plate 32, and the rotating plate 32 is located inside the fixing groove 21.
In the present embodiment, the rotating plate 32 can rotate inside the fixing groove 21, and the rotating plate 32 and the fixing groove 21 cooperate with each other to achieve the rotational connection between the push rod 3 and the valve rod 2, so that the push rod 3 can pull the valve rod 2 to move.
Further, the wireless digital quantity intelligent regulating valve of pipeline still includes reference column 6, reference column 6 with 1 fixed connection of valve body, reference column 6 is located the inside of installation cavity 12, reference column 6 has holding tank 61, push rod 3 with 6 sliding connection of reference column, push rod 3 keeps away from the one end of rotor plate 32 is located the inside of holding tank 61.
In this embodiment, the positioning column 6 is fixed in the installation cavity 12, one end of the push rod 3 is located inside the accommodating groove 61 and can slide inside the accommodating groove 61, and the positioning column 6 limits the position of the push rod 3, so that the push rod 3 can move better, and the push rod 3 is prevented from shaking randomly.
Furthermore, one end of the valve rod 2, which is far away from the push rod 3, is an inclined surface.
In this embodiment, one end of the valve rod 2, which is far away from the push rod 3, is an inclined surface to increase the force-bearing area of the valve rod 2 when receiving liquid, so as to reduce the pressure received by the valve rod 2 per unit area, thereby improving the service life of the valve rod 2.
Further, the pipeline wireless digital intelligent regulating valve further comprises a flow meter 7, and the flow meter 7 is fixedly installed inside the flow port 11.
In this embodiment, the flow meter 7 is an LDG-SPE electromagnetic flow meter, and the flow meter 7 can count the liquid flow flowing out from the flow port 11, so as to obtain the actual flow rate.
Further, the wireless digital intelligent regulating valve for the pipeline further comprises a sealing structure 8, the sealing structure 8 is located inside the installation cavity 12, the sealing structure 8 comprises a spring 81 and a sealing filler 82, two ends of the spring 81 are respectively fixedly connected with the sealing filler 82 and the valve body 1, the sealing filler 82 is slidably connected with the valve body 1, and the sealing filler 82 is attached to the push rod 3.
In the present embodiment, the sealing packing 82 is tightly attached to the push rod 3 under the action of the spring 81, so as to seal the installation cavity 12 and prevent liquid from flowing into the installation cavity 12 and affecting the speed reduction motor 5.
Referring to fig. 3, the present invention further provides a control method for a wireless digital intelligent regulating valve of a pipeline, including the following steps:
s1, inputting the needed theoretical flow rate into the control system of the pipeline wireless digital intelligent regulating valve, and starting the speed reducing motor 5 to drive the valve rod 2 to move, thereby changing the flow rate in the flow port 11;
s2, the flowmeter 7 counts the flow rate flowing out of the flow port 11 to obtain the actual flow rate;
and S3, comparing the obtained actual flow rate with the required theoretical flow rate, and finely adjusting the position of the valve rod 2 through the speed reducing motor 5, so that the actual flow rate is close to the theoretical flow rate, and the flow is accurately controlled.
In the embodiment, a required theoretical flow rate is input into a control system of the wireless digital intelligent regulating valve of the pipeline, the speed reducing motor 5 is started to drive the valve rod 2 to move, so that the flow rate in the flow port 11 is changed, the flowmeter 7 counts the flow rate flowing out of the flow port 11 to obtain an actual flow rate, the obtained actual flow rate is transmitted into the control system of the wireless digital intelligent regulating valve of the pipeline and is compared with the required theoretical flow rate, and the position of the valve rod 2 is finely adjusted by controlling the speed reducing motor 5, so that the actual flow rate approaches the theoretical flow rate, and the flow is accurately controlled.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A pipeline wireless digital quantity intelligent regulating valve, which is characterized in that,
the valve body is provided with a flow port and an installation cavity, the flow port is perpendicular to the installation cavity, the flow port is communicated with the installation cavity, the speed reducing motor is fixedly installed in the installation cavity, the threaded lead screw is fixedly connected with the output end of the speed reducing motor, the threaded lead screw is rotatably connected with the valve body, the threaded lead screw is located in the installation cavity, the push rod is located in the installation cavity, a connecting support is fixedly arranged on the side face of the push rod, the connecting support is provided with a threaded hole matched with the threaded lead screw, the threaded lead screw is in threaded connection with the connecting support, the threaded lead screw is arranged in the threaded hole in a penetrating manner, one end of the push rod is rotatably connected with the valve rod, and the valve rod is in sliding connection with the valve body, one end of the valve rod is located inside the mounting cavity, and the other end of the valve rod is located inside the flow port.
2. The wireless digital intelligent regulating valve for pipelines according to claim 1,
the thread lead screw is equipped with the fixed bolster, the fixed bolster with thread lead screw integrated into one piece, just the fixed bolster is located the thread lead screw is kept away from gear motor's one end, the valve body have with fixed bolster assorted fixed slot, the fixed bolster is located fixed slot's inside.
3. The wireless digital intelligent regulating valve for pipelines according to claim 2,
the valve rod is provided with a fixed groove matched with the rotating plate, and the rotating plate is positioned inside the fixed groove.
4. The wireless digital intelligent regulating valve for pipelines according to claim 3,
the wireless digital intelligent regulating valve for the pipeline further comprises a positioning column, the positioning column is fixedly connected with the valve body, the positioning column is located inside the installation cavity, the positioning column is provided with a containing groove, the push rod is connected with the positioning column in a sliding mode, and the end, far away from the push rod, of the rotating plate is located inside the containing groove.
5. The wireless digital intelligent regulating valve for pipelines according to claim 4,
one end of the valve rod, which is far away from the push rod, is an inclined plane.
6. The control method of the pipeline wireless digital intelligent regulating valve according to claim 5, characterized by comprising the following steps:
inputting a required theoretical flow rate into a control system of the pipeline wireless digital intelligent regulating valve, and starting the speed reducing motor to drive the valve rod to move so as to change the flow rate in the flow port;
the flowmeter counts the flow flowing out of the flow port to obtain an actual flow rate;
and comparing the obtained actual flow rate with the required theoretical flow rate, and finely adjusting the position of the valve rod through the speed reducing motor, so that the actual flow rate is close to the theoretical flow rate, and the flow is accurately controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051521.XA CN112728196B (en) | 2021-01-15 | 2021-01-15 | Pipeline wireless digital quantity intelligent regulating valve and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051521.XA CN112728196B (en) | 2021-01-15 | 2021-01-15 | Pipeline wireless digital quantity intelligent regulating valve and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112728196A true CN112728196A (en) | 2021-04-30 |
| CN112728196B CN112728196B (en) | 2023-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110051521.XA Active CN112728196B (en) | 2021-01-15 | 2021-01-15 | Pipeline wireless digital quantity intelligent regulating valve and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294538A (en) * | 2021-05-11 | 2021-08-24 | 杭州利华科技有限公司 | Gas flow adjusting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5967171A (en) * | 1996-08-22 | 1999-10-19 | Dwyer, Jr.; George W. | Shut-off system for preventing water damage |
| CN101749467A (en) * | 2008-12-01 | 2010-06-23 | 上海一诺仪表有限公司 | Balance valve for automatic flow controller |
| CN206092986U (en) * | 2016-08-29 | 2017-04-12 | 黄奕博 | Electricity automatic control valve door |
| CN111059309A (en) * | 2019-12-30 | 2020-04-24 | 西安国仪测控股份有限公司 | Intelligent water injection instrument |
| CN210920171U (en) * | 2019-11-26 | 2020-07-03 | 山东海科环保科技有限公司 | Control device for flue gate valve |
-
2021
- 2021-01-15 CN CN202110051521.XA patent/CN112728196B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5967171A (en) * | 1996-08-22 | 1999-10-19 | Dwyer, Jr.; George W. | Shut-off system for preventing water damage |
| CN101749467A (en) * | 2008-12-01 | 2010-06-23 | 上海一诺仪表有限公司 | Balance valve for automatic flow controller |
| CN206092986U (en) * | 2016-08-29 | 2017-04-12 | 黄奕博 | Electricity automatic control valve door |
| CN210920171U (en) * | 2019-11-26 | 2020-07-03 | 山东海科环保科技有限公司 | Control device for flue gate valve |
| CN111059309A (en) * | 2019-12-30 | 2020-04-24 | 西安国仪测控股份有限公司 | Intelligent water injection instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294538A (en) * | 2021-05-11 | 2021-08-24 | 杭州利华科技有限公司 | Gas flow adjusting device |
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| Publication number | Publication date |
|---|---|
| CN112728196B (en) | 2023-02-14 |
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