CN109695775A - The control method and device of valve - Google Patents
The control method and device of valve Download PDFInfo
- Publication number
- CN109695775A CN109695775A CN201811610092.XA CN201811610092A CN109695775A CN 109695775 A CN109695775 A CN 109695775A CN 201811610092 A CN201811610092 A CN 201811610092A CN 109695775 A CN109695775 A CN 109695775A
- Authority
- CN
- China
- Prior art keywords
- valve
- lcd screen
- pressure sensor
- stroke shaft
- driving mechanism
- 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.)
- Granted
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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
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The invention discloses a kind of control method and device of valve, belong to valve technology field.The valve includes cabinet, lattice lcd screen, it is set to the processor of box house, stroke shaft, driving mechanism and pressure sensor, the pressure sensor, the lattice lcd screen is electrically connected with the processor respectively, the stroke shaft is equipped with limit fixed plate, the box house is provided with the pressure sensor with the limit fixed plate cooperation, the driving mechanism drive the stroke shaft when valve is closed the limit fixed plate support the pressure sensor, the control method of valve includes: during controlling the driving mechanism driving stroke shaft, obtain the pressure value that the pressure sensor detects;The pressure value is shown using the lattice lcd screen;Solve the problems, such as that staff is difficult to know whether valve is closed in place in the related technology;Achieve the effect that prompt whether valve has been closed in place.
Description
Technical field
The present invention relates to valve technology field, in particular to a kind of control method and device of valve.
Background technique
Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) of regulation and control pumped (conveying) medium
Pipeline fittings.
Currently, valve is usually not provided for the component for prompting valve to have already turned on or be closed in place.Therefore, staff
It is difficult to know whether valve has already turned on or be closed in place.Excessively for manually-operated gate operator operation, one can be brought to valve
Fixed damage;When being damaged for electrically operated valve, electrically operated valve is difficult to close, and technical staff is also difficult to find.
Summary of the invention
In order to solve the problems, such as that staff is difficult to know whether valve is closed in place in the prior art, the embodiment of the present invention
Provide a kind of control method and device of valve.The technical solution is as follows:
In a first aspect, providing a kind of control method of valve, the valve includes cabinet, lattice lcd screen, is set to
Processor, stroke shaft, driving mechanism and the pressure sensor of box house, the pressure sensor, the lattice lcd screen
It is electrically connected respectively with the valve inner treater, the stroke shaft is equipped with limit fixed plate, is provided in the box house
With the pressure sensor of the limit fixed plate cooperation, the driving mechanism drives the stroke shaft that the valve is closed when institute
It states limit fixed plate and supports the pressure sensor, which comprises
During controlling the driving mechanism driving stroke shaft, the pressure that the pressure sensor detects is obtained
Force value;
The pressure value is shown using the lattice lcd screen.
Optionally, it when the pressure value reaches predetermined threshold, controls the driving mechanism and stops driving the stroke shaft.
Optionally, the valve includes communication module, and the communication module is connected with the processor, and the method is also
Include:
The control instruction that external control devices are sent is received by the communication module;
When the control instruction is valve out code, controls the driving mechanism and drive the stroke shaft by the valve
Door is closed;
When the control instruction is valve open instructions, controls the driving mechanism and drive the stroke shaft by the valve
Door is opened;
When the control instruction is that function menu instructs, according to function menu instruction on display lattice lcd screen
Show that the function menu instructs corresponding menu information.
Optionally, the method also includes:
When the control instruction is backlight out code, the lattice lcd screen is closed according to the backlight out code
Backlight;
When the control instruction is backlight open instructions, the lattice lcd screen is opened according to the backlight open instructions
Backlight.
Optionally, the method also includes:
When showing information using the lattice lcd screen, the backlight of the lattice lcd screen is opened;
When stopping showing information using the lattice lcd screen, the backlight of the lattice lcd screen is closed.
Optionally, flow monitor is provided on the stopper section of the stroke shaft, the stopper section on the stroke shaft is used
Pipe path described in path blockade in backstop heavy connection of pipe, the method also includes:
When detecting flow rate detection instruction, controlling the valve and opening to predetermined aperture stretches the flow monitor
Enter pipe under test;
Obtain the flow rate information that the flow monitor detects;
The flow rate information described in the lattice lcd screen display.
Optionally, the method also includes:
It is being closed according to valve out code in the first duration after the valve, is continuously utilizing the flow monitor
Carry out flow rate detection;
If any flow speed value that the flow monitor detects is higher than predetermined threshold, in the lattice lcd screen
The upper prompt information shown for prompting the valve damage.
Optionally, it is provided with motor on the stroke shaft, the method also includes:
When detecting self-checking command, control controls the driving mechanism and the stroke shaft is driven to close the valve;
It controls the motor continuous vibration and reaches the second duration, and obtain the pressure during motor vibration
Sensor detects pressure value;
Detect that pressure value determines whether the valve gets rusty according to the pressure sensor.
It is optionally, described to detect that pressure value determines whether the valve gets rusty according to the pressure sensor, comprising:
Obtain the maximum pressure value that the pressure sensor detects;
The pressure value if maximum pressure value reaches capacity, it is determined that the valve gets rusty.
Second aspect, provides a kind of control device of valve, and the control device includes:
Memory and processor;
At least one program instruction is stored in the memory;
The processor, by loading and executing at least one program instruction to realize first aspect and first party
The control method of valve involved in any optional embodiment in face.
Technical solution provided in an embodiment of the present invention has the benefit that
By providing a kind of control method of valve, which includes cabinet, lattice lcd screen, is set to box house
Processor, stroke shaft, driving mechanism and pressure sensor, the pressure sensor, the lattice lcd screen respectively with the processor
Electrical connection, the trip axis are equipped with limit fixed plate, are provided in the box house and pass with the pressure of limit fixed plate cooperation
Sensor, the limit fixed plate supports the pressure sensor, this method when which drives the trip axis to close the valve
It include: during the driving mechanism drives the trip axis, which obtains the pressure value that the pressure sensor detects,
And the pressure value is shown using the lattice lcd screen;It solves staff in the related technology to be difficult to know whether valve is closed
The problem of in place;Achieve the effect that prompt whether valve has been closed in place.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of valve in one embodiment of the invention;
Fig. 2 is the method flow diagram of the control method of the valve provided in one embodiment of the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The present invention provides a kind of valve, which includes cabinet, lattice lcd screen (not shown), is set to cabinet
Internal processor, stroke shaft, driving mechanism and pressure sensor, the pressure sensor, the lattice lcd screen respectively with this
Processor electrical connection, the trip axis are equipped with limit fixed plate, are provided with and limit fixed plate cooperation in the box house
Pressure sensor, the limit fixed plate supports the pressure sensor when which drives the trip axis to close the valve,
Wherein:
During the driving mechanism drives the trip axis, which obtains the pressure that the pressure sensor detects
Value, and the pressure value is shown using the lattice lcd screen.
In actual implementation, driving mechanism drives stroke shaft rotation to open valve, makes to limit fixed plate far from pressure biography
Sensor.In addition, the direction of motion of stroke shaft is opposite in valve opening procedure or in closing process.
For example, referring to FIG. 1, being provided with stroke shaft 20 in the cabinet 10 of the valve, driving mechanism (is not shown in figure
Out) and pressure sensor 22, in which: driving mechanism can be Manual drive mechanism, or electric driving mechanism, driving
Mechanism is able to drive the rotation of stroke shaft 20 so that stroke shaft 20 can be along the main axle moving of valve.As described in Figure 1, the driving machine
The limit fixed plate 21 supports the pressure sensor 22 when structure drives the trip axis 20 to close the valve.
Referring to FIG. 2, it illustrates the method flow diagrams of the control method of valve provided by one embodiment of the present invention.Such as
Shown in Fig. 2, the control method of the valve may include:
Step 210, during controlling driving mechanism driving trip axis, the pressure that pressure sensor detects is obtained
Value.
Step 220, pressure value is shown using lattice lcd screen.
In conclusion method provided in an embodiment of the present invention is obtained during controlling driving mechanism driving trip axis
The pressure value that pressure force snesor detects;Pressure value is shown using lattice lcd screen;Solves staff in the related technology
It is difficult to that the problem of whether valve is closed in place known;Achieve the effect that prompt whether valve has been closed in place.
Optionally, if above-mentioned driving mechanism is electric driving mechanism, the pressure that processor is detected in pressure sensor
When value reaches predetermined threshold, processor controls the driving mechanism and stops driving trip axis;Increase the analog quantity letter of electronic moment
Number output, reach the safety that higher control moment precision in turn ensures output torque.
Embodiment provided by the invention, by the way that during driving mechanism driving trip axis, processor obtains the pressure
The pressure value that sensor detects, and the pressure value is shown using lattice lcd screen;So as to energy when the closing of manual actuation valve
Enough operations according to pressure value phase down valve, to avoid valve damage;At closing time with electric drive valve, it can accurately control
Output torque processed ensure that the safety of output torque.
In addition, method provided by the present application substitutes short in size liquid crystal by lattice lcd, it is more more flexible than short in size liquid crystal display;
According to the difference of principle, dot matrix often shows more flexible, and process industry is also simple, and versatility is higher, and energy
Show more information.
Optionally, which includes communication module, which is connected with the processor, in which: the processor is logical
It crosses the communication module and receives the control instruction that external control devices are sent;When the control instruction is valve out code, control
The driving mechanism drives the trip axis to close the valve.
Optionally, the communication module that wherein communication module can be supported for bluetooth, infrared etc. wireless communication technique, can also
Think wire communication module.Correspondingly, external control devices can be with when the communication module of valve internal is infrared communication module
For IR remote controller;In the communication module bluetooth communication module of valve internal, external control devices can be blue Tooth remote controller;
When the communication module of valve internal is wire communication module, the settable control panel in the outside of valve cabinet, the control panel
It is connected with the processor of valve internal.The communication of Modbus 485 can be used in wire communication therein, and compatibility is high, and data
It is also more stable in transmission process.
Optionally, when the control instruction that processor receives is valve open instructions, controlling driving mechanism driving should
Stroke shaft opens the valve.
Optionally, when the control instruction that processor receives is that function menu instructs, existed according to function menu instruction
Show that the lattice lcd screen display function menu instructs corresponding menu information.Wherein, function menu instruction can be function
Parameter setting instruction, processor is when receiving functional parameter setting instruction, in the lattice lcd screen display functional parameter
Corresponding set interface.
In actual implementation, a key can be separately provided for each functional parameter in external control devices, detecting
When the key is operated, the functional parameter setting instruction of the key corresponding function parameter is sent to valve;Valve shows the function
After the corresponding set interface of parameter, user can adjust the functional parameter by regulating key on remote controler or button, simplify
The setting procedure of functional parameter.
Optionally, when the control instruction is backlight out code, which closes according to the backlight out code should
The backlight of lattice lcd screen;When the control instruction is backlight open instructions, which opens according to the backlight open instructions
The backlight of the lattice lcd screen;So that the switch that user can carry out at any time backlight by operating external control devices is set
It is fixed, hommization quite convenient.
Optionally, when which shows information using the lattice lcd screen, the backlight of the lattice lcd screen is opened;At this
When managing device stopping using lattice lcd screen displaying information, the backlight of the lattice lcd screen is closed.Wherein, information said here
For it is any battle array liquid crystal display show information, for example including the pressure value that pressure sensor detects, menu information, functional parameter
Set interface.
Optionally, flow monitor is provided on the stopper section of the trip axis, the stopper section on the trip axis is for only
Keep off the path blockade pipe path in the heavy connection of pipe, in which: the processor controls the valve when detecting flow rate detection instruction
Door, which is opened to predetermined aperture, makes the flow monitor protrude into pipe under test;The processor obtains the flow monitor and detects
Flow rate information;The processor is in the lattice lcd screen display flow rate information, to increase the flow rate detection function of valve.
Optionally, which can be used for detecting the detection piece of the flow velocity of air-flow or water flow.
Wherein, controlling the valve and opening to predetermined aperture can be achieved through the following methods:
The first controls driving mechanism and drives stroke shaft rotation (the separate pressure of stroke shaft if valve is in close state
Force snesor) reach scheduled duration, so that pipe path is left in the part of the stopper section of stroke shaft.Optionally, the driving mechanism
In power mechanism be motor, if valve is in close state, control motor rotation reach scheduled duration.
It second, if valve is in full open position, controls driving mechanism band movable valve and closes;In pressure sensing
When the pressure value that device detects increases, then controls driving mechanism and stroke shaft (stroke shaft is far from pressure sensor) rotation is driven to reach
Scheduled duration, so that pipe path is left in the part of the stopper section of stroke shaft.
Optionally, which is closing according to valve out code in the first duration after the valve, and continuous utilize should
Flow monitor carries out flow rate detection;If any flow speed value that the flow monitor detects is higher than predetermined threshold,
It is used to prompt the prompt information of the valve damage in the lattice lcd screen display.Wherein, if the flow monitor detects
Any flow speed value arrived is higher than predetermined threshold, then illustrates that the valve can not completely close, still have water flow or air-flow to pass through,
The valve has damaged.
Optionally, motor, this method are provided on the trip axis further include: the processor when detecting self-checking command,
Control controls the driving mechanism and the trip axis is driven to close the valve;The processor controls the motor continuous vibration and reaches second
Duration, and obtain the pressure sensor during motor vibration and detect pressure value;The processor is passed according to the pressure
Sensor detects that pressure value determines whether the valve gets rusty.If the stopper section of the stroke shaft of valve is got rusty, motor drives row
When journey dither axis, the jitter amplitude and dynamics of stopper section be will increase.
Optionally, which detects that pressure value determines whether the valve gets rusty according to the pressure sensor, comprising: obtains
The maximum pressure value for taking the pressure sensor to detect;The pressure value if maximum pressure value reaches capacity, it is determined that the valve
It gets rusty.
The present invention also provides a kind of control device of valve, the control device includes:
Memory and processor;
At least one program instruction is stored in the memory;
The processor, by loading and executing at least one program instruction to realize involved by any of the above-described embodiment
And valve control method.
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or hidden
Quantity containing indicated technical characteristic.The feature of " first ", " second " that limit as a result, can express or implicitly include one
A or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two with
On.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of control method of valve, which is characterized in that the valve includes cabinet, lattice lcd screen, is set in cabinet
Processor, stroke shaft, driving mechanism and the pressure sensor in portion, the pressure sensor, the lattice lcd screen respectively with
Valve inner treater electrical connection, the stroke shaft are equipped with limit fixed plate, the box house be provided with it is described
The pressure sensor of fixed plate cooperation is limited, the driving mechanism drives stroke shaft limit when closing the valve
Fixed plate supports the pressure sensor, which comprises
During controlling the driving mechanism driving stroke shaft, the pressure that the pressure sensor detects is obtained
Value;
The pressure value is shown using the lattice lcd screen.
2. the method according to claim 1, wherein the method also includes:
When the pressure value reaches predetermined threshold, controls the driving mechanism and stop driving the stroke shaft.
3. the method according to claim 1, wherein the valve includes communication module, the communication module with
The processor is connected, the method also includes:
The processor receives the control instruction that external control devices are sent by the communication module;
When the control instruction is valve out code, controls the driving mechanism and the stroke shaft is driven to close the valve
It closes;
When the control instruction is valve open instructions, controls the driving mechanism and the stroke shaft is driven to beat the valve
It opens;
When the control instruction is that function menu instructs, according to function menu instruction in display lattice lcd screen display
The function menu instructs corresponding menu information.
4. according to the method described in claim 3, it is characterized in that,
When the control instruction is backlight out code, the processor closes the dot matrix according to the backlight out code
The backlight of liquid crystal display;
When the control instruction is backlight open instructions, the processor opens the dot matrix according to the backlight open instructions
The backlight of liquid crystal display.
5. according to the method described in claim 3, it is characterized in that, the method also includes:
When showing information using the lattice lcd screen, the backlight of the lattice lcd screen is opened;
When stopping showing information using the lattice lcd screen, the backlight of the lattice lcd screen is closed.
6. the method according to claim 1, wherein being provided with flow rate detection dress on the stopper section of the stroke shaft
It sets, the stopper section on the stroke shaft is also wrapped for pipe path described in the path blockade in backstop heavy connection of pipe, the method
It includes:
Detect flow rate detection instruction when, control the valve open to predetermined aperture make the flow monitor protrude into
Test tube road;
Obtain the flow rate information that the flow monitor detects;
The flow rate information described in the lattice lcd screen display.
7. according to the method described in claim 6, it is characterized in that, the method also includes:
It is being closed according to valve out code in the first duration after the valve, is continuously being carried out using the flow monitor
Flow rate detection;
If any flow speed value that the flow monitor detects is higher than predetermined threshold, shown on the lattice lcd screen
Show the prompt information for prompting the valve damage.
8. the method is also wrapped the method according to claim 1, wherein being provided with motor on the stroke shaft
It includes:
When detecting self-checking command, control controls the driving mechanism and the stroke shaft is driven to close the valve;
It controls the motor continuous vibration and reaches the second duration, and obtain the pressure sensing during motor vibration
Device detects pressure value;
Detect that pressure value determines whether the valve gets rusty according to the pressure sensor.
9. according to the method described in claim 8, it is characterized in that, described detect that pressure value is true according to the pressure sensor
Whether the fixed valve gets rusty, comprising:
Obtain the maximum pressure value that the pressure sensor detects;
The pressure value if maximum pressure value reaches capacity, it is determined that the valve gets rusty.
10. a kind of control device of valve, which is characterized in that the control device includes:
Memory and processor;
At least one program instruction is stored in the memory;
The processor is realized any described in claim 1 to 9 by loading and executing at least one program instruction
Valve control method.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811610092.XA CN109695775B (en) | 2018-12-27 | 2018-12-27 | Control method and device of valve actuating mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811610092.XA CN109695775B (en) | 2018-12-27 | 2018-12-27 | Control method and device of valve actuating mechanism |
Publications (2)
Publication Number | Publication Date |
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CN109695775A true CN109695775A (en) | 2019-04-30 |
CN109695775B CN109695775B (en) | 2020-07-31 |
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ID=66232146
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CN201811610092.XA Active CN109695775B (en) | 2018-12-27 | 2018-12-27 | Control method and device of valve actuating mechanism |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1033864A (en) * | 1987-11-10 | 1989-07-12 | 三菱重工业株式会社 | Testing means for operation pressure of safety valve |
CN202510811U (en) * | 2012-04-17 | 2012-10-31 | 常州汉腾自动化设备有限公司 | Intelligent electric pressure stabilizing and reducing balance valve |
CN203147014U (en) * | 2012-12-17 | 2013-08-21 | 卓旦春 | Intelligent valve |
US9611873B2 (en) * | 2015-03-19 | 2017-04-04 | Fisher Controls International Llc | Pressure control for partial stroke tests |
CN207762265U (en) * | 2017-12-27 | 2018-08-24 | 成都锦汇科技有限公司 | A kind of safety-valve |
CN208089967U (en) * | 2018-03-20 | 2018-11-13 | 良工阀门集团有限公司 | One kind is electronic to carve formula gate valve |
-
2018
- 2018-12-27 CN CN201811610092.XA patent/CN109695775B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1033864A (en) * | 1987-11-10 | 1989-07-12 | 三菱重工业株式会社 | Testing means for operation pressure of safety valve |
CN202510811U (en) * | 2012-04-17 | 2012-10-31 | 常州汉腾自动化设备有限公司 | Intelligent electric pressure stabilizing and reducing balance valve |
CN203147014U (en) * | 2012-12-17 | 2013-08-21 | 卓旦春 | Intelligent valve |
US9611873B2 (en) * | 2015-03-19 | 2017-04-04 | Fisher Controls International Llc | Pressure control for partial stroke tests |
CN207762265U (en) * | 2017-12-27 | 2018-08-24 | 成都锦汇科技有限公司 | A kind of safety-valve |
CN208089967U (en) * | 2018-03-20 | 2018-11-13 | 良工阀门集团有限公司 | One kind is electronic to carve formula gate valve |
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Publication number | Publication date |
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CN109695775B (en) | 2020-07-31 |
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Address after: 213119 No. 76, Furong Industrial Park, Hengshanqiao Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: Changzhou Chenglei Valve Technology Co.,Ltd. Address before: 213118 No. 76, Furong Industrial Park, Hengshanqiao Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU CHENGLEI VALVE TECHNOLOGY Co.,Ltd. |