CN112728196B - Pipeline wireless digital quantity intelligent regulating valve and control method thereof - Google Patents
Pipeline wireless digital quantity intelligent regulating valve and control method thereof Download PDFInfo
- Publication number
- CN112728196B CN112728196B CN202110051521.XA CN202110051521A CN112728196B CN 112728196 B CN112728196 B CN 112728196B CN 202110051521 A CN202110051521 A CN 202110051521A CN 112728196 B CN112728196 B CN 112728196B
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- valve
- installation cavity
- wireless digital
- lead screw
- push rod
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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, and the regulating valve 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 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 side surface of the push rod is fixedly provided with a connecting support, 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, the valve rod is in sliding connection with the valve body, and the valve rod is precisely moved by the speed reducing motor, so that the position of the valve rod in the flow port is regulated, and the precise flow is precisely controlled.
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, regulating valves play a very important role, the production of which depends on the correct distribution and control of the flowing medium. Whether it be an exchange of energy, a reduction in pressure, or a simple charging of the vessel, these controls 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 pipeline wireless digital intelligent regulating valve and a control method thereof, so as to precisely control the precise flow rate.
In order to achieve the purpose, the invention provides a pipeline wireless digital quantity 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 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 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, the threaded lead screw penetrates through the inner part of the threaded hole, one end of the push rod is rotatably connected with the valve rod, the valve rod is in sliding connection with the valve body, one end of the valve rod is positioned in the installation cavity, and the other end of the valve rod is positioned in the flow port.
The valve body is provided with a fixed support matched with a fixed groove, and the fixed support is positioned in the fixed groove.
The valve rod is provided with a fixing groove matched with the rotating plate, and the rotating plate is located inside the fixing groove.
The wireless digital intelligent regulating valve for the pipeline further comprises a positioning column, the positioning column is fixedly connected with the valve body and 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 one end, far away from the rotating plate, of the push rod is located inside the containing groove.
Wherein, the one end that the 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 the 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 following beneficial effects: 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 sectional view of the wireless digital intelligent regulating valve for pipelines.
Fig. 2 isbase:Sub>A cross-sectional view atbase:Sub>A-base:Sub>A of fig. 1 of the present invention.
Fig. 3 is a flow chart of a control method of the wireless digital intelligent regulating valve for the pipeline.
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 accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present 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", etc., indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, but do not indicate or imply that the device or element being 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: the utility model provides a wireless digital quantity intelligence governing valve of pipeline, includes valve body 1, valve rod 2, push rod 3, screw lead screw 4 and gear motor 5, valve body 1 has flow mouth 11 and installation cavity 12, flow mouth 11 with installation cavity 12 sets up perpendicularly, just flow mouth 11 with installation cavity 12 is linked together, gear motor 5 fixed mounting is in the inside of installation cavity 12, screw lead screw 4 with gear motor 5's output fixed connection, screw lead screw 4 with valve body 1 rotates to be connected, screw lead screw 4 is located the inside of installation cavity 12, push rod 3 is located the inside of installation cavity 12, the fixed linking bridge 31 that is equipped with in side of push rod 3, linking bridge 31 have with screw lead screw 4 assorted screw hole 311, screw lead screw 4 with linking bridge 31 threaded connection, screw 4 wears to establish the inside of screw hole 311, the one end of push rod 3 with valve rod 2 rotates to be connected, 2 with 1 sliding connection of valve body, the one end of valve rod 2 is located the inside of installation cavity 12, the other end of valve rod 2 is located the flow mouth 11.
In this embodiment, the valve body 1 has the flow port 11 and the installation cavity 12 that are linked together, just the flow port 11 with the installation cavity 12 sets up perpendicularly, gear motor 5 fixed mounting is in the inside of installation cavity 12, threaded lead screw 4 with gear motor 5's output fixed connection, push rod 3 with threaded lead screw 4 transmission is connected, push rod 3 with valve rod 2 rotates and is connected, gear motor 5 starts to drive threaded lead screw 4 and rotates, threaded lead screw 4 rotates and drives push rod 3 is in the inside of installation cavity 12 removes, push rod 3 removes and drives valve rod 2 is in the inside of installation cavity 12 slides to adjust the position of valve rod 2 in flow port 11, thereby change liquid can pass through the cross-sectional area of flow port 11, thereby control the flow of liquid, this pipeline wireless digital quantity intelligent control valve passes through gear motor 5 to valve rod 2 carries out accurate removal, thereby adjust the position of valve rod 2 in flow port 11, in order to carry out accurate control to the smart small discharge.
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, the fixing bracket 41 is disposed at one end of the screw rod 4, the fixing bracket 41 can rotate inside the fixing groove 13, and the fixing bracket 41 and the fixing groove 13 cooperate with each other to fix the screw rod 4 inside the mounting cavity 12, so that the screw rod 4 can rotate better.
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, and enable the push rod 3 to 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 inside 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 better move, 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 plane.
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 a force-bearing area of the valve rod 2 when receiving liquid, so as to reduce a pressure applied to a unit area of the valve rod 2, thereby improving a 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 flowmeter 7 is an LDG-SPE electromagnetic flowmeter, and the flowmeter 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 for a pipeline, including the following steps:
s1, inputting a required theoretical flow rate into a control system of a pipeline wireless digital intelligent regulating valve, and starting a speed reducing motor 5 to drive a valve rod 2 to move so as to change the flow rate in a flow port 11;
s2, the flowmeter 7 counts the flow 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 pipeline wireless digital intelligent regulating valve, 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 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 pipeline wireless digital intelligent regulating valve 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.
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 reduction motor is fixedly installed in the installation cavity, the threaded lead screw is fixedly connected with the output end of the speed reduction 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 penetrates through the threaded hole, one end of the push rod is rotatably connected with the valve rod, the valve rod is in sliding connection with the valve body, one end of the valve rod is located in the installation cavity, and the other end of the valve rod is located in the flow port;
the pipeline wireless digital intelligent regulating valve further comprises a sealing structure, the sealing structure is located inside the installation cavity and comprises a spring and a sealing filler, two ends of the spring are fixedly connected with the sealing filler and the valve body respectively, the sealing filler is connected with the valve body in a sliding mode, and the sealing filler is attached to the push rod.
2. The wireless digital intelligent regulating valve for pipelines according to claim 1,
the thread screw is provided with a fixing support, the fixing support is integrally formed with the thread screw, the fixing support is located the thread screw is far away from one end of the speed reducing motor, the valve body is provided with a fixing groove matched with the fixing support, and the fixing support is located inside the fixing groove.
3. The wireless digital intelligent regulating valve for pipes 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 the 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 |
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| 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 |
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| CN112728196A CN112728196A (en) | 2021-04-30 |
| CN112728196B true 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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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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| CN112728196A (en) | 2021-04-30 |
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