CN209244902U - A kind of pipeline high velocity air wind speed controller - Google Patents
A kind of pipeline high velocity air wind speed controller Download PDFInfo
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- CN209244902U CN209244902U CN201821974497.7U CN201821974497U CN209244902U CN 209244902 U CN209244902 U CN 209244902U CN 201821974497 U CN201821974497 U CN 201821974497U CN 209244902 U CN209244902 U CN 209244902U
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Abstract
The utility model discloses a kind of pipeline high velocity air wind speed controllers, comprising: control system, air velocity transducer, fan valve executor, air-valve and high-speed flow pipeline；Air velocity transducer is mounted on high-speed flow pipeline air outlet, control pipeline is mounted between conduit air inlet and air outlet by the air-valve of air quantity, fan valve executor connects air-valve, control system connects air velocity transducer and fan valve executor, and control system is according to the feedback control fan valve executor of air velocity transducer with adjusting air valve.The utility model meets the requirement of the general precisions such as agricultural production, simple, easy to operate, the easy to install maintenance of structure, low in cost, easy to be mating with existing Pneumatic type system and automatic control system, suitable large area installation popularization.
Description
Technical field
The utility model relates to a kind of control system, in particular to a kind of pipeline high velocity air wind speed controller.
Background technique
The control of pipeline high velocity air wind speed is widely used in light industry, petroleum, chemical industry, medicine, building etc. to blast velocity control
The more demanding automation and field of industrial production such as precision, response speed.
With the propulsion of agricultural modernization, the demand that intelligent agricultural machinery equipment carries Pneumatic System increases year by year, especially big
Field mechanical planting, fertilising field.Such as Pneumatic type implanted device and Pneumatic type fertilizing equipment etc., it is both needed to according to sowing, fertilising etc.
The wind speed of the practical automatic real-time monitoring high-speed flow of production.Existing talents for agri-mechanization air flow system wind speed relies primarily on manual tune
Section, manually adjusts the air blower speed of mainshaft or manually adjusts butterfly valve and change wind speed to control air quantity with this.Due to specific air quantity number
Be difficult to control in value and air quantity and wind speed functional relation is difficult to determine in a practical situation, can not accurately reach expected wind speed
Specific air speed value, still need to by hand-held anemometry to actual wind speed value carry out manual calibration.Seriously constrain agriculture
The development of industry equipment intellectually and automatically.
The wind speed adjusting device of existing pipeline high-speed flow, mainly by analog quantity ratio adjusting valve, venturi valve etc., and matches
The high-precision sensors such as the tubular air velocity transducer of hot type are answered in conjunction.The above equipment industry neck more demanding in precision and response speed
Performance is outstanding in domain, but higher cost, volume and quality are larger, higher with the environmental requirement of practical application to installing, it is difficult to
It is promoted in agricultural equipment.
In conjunction with the reality of agricultural production and product promotion, need a kind of pipeline high velocity air wind speed control system, with it is low at
This price solve general agricultural production equally accurate is of less demanding, application environment badly under pipeline high-speed flow wind speed control
System.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts and deficiency, provide a kind of pipeline high velocity air wind speed
Controller meets the requirement of the general precisions such as agricultural production, simple, easy to operate, the easy to install maintenance of structure, low in cost, Yi Yuxian
There are Pneumatic type system and automatic control system mating, large area installation is suitble to promote.
The purpose of this utility model is realized by the following technical solution:
A kind of pipeline high velocity air wind speed controller, comprising: control system, air velocity transducer, fan valve executor, air-valve and
High-speed flow pipeline；Air velocity transducer is mounted on high-speed flow pipeline air outlet, and control pipeline is mounted on by the air-valve of air quantity
Between conduit air inlet and air outlet, fan valve executor connects air-valve, and control system connects air velocity transducer and fan valve executor,
Control system is according to the feedback control fan valve executor of air velocity transducer with adjusting air valve.
Preferably, air-valve is butterfly valve, and the butterfly valve includes butterfly valve shell, butterfly plate, butterfly valve upper cover and butterfly plate transmission shaft；Butterfly plate
It is fixedly linked with butterfly plate transmission shaft, and is driven and rotated by butterfly plate transmission shaft；Butterfly plate transmission shaft is connected with fan valve executor, and by wind
Valve actuator drives rotation；Butterfly plate and butterfly plate transmission shaft are installed on butterfly valve shell by butterfly valve upper cover；Butterfly plate is adjusted by rotation
The folding of butterfly valve body tube controls the air quantity passed through.
Preferably, the fan valve executor includes fan valve executor main body and fan valve executor rotating axis component；Air-valve executes
Device main body connects control system, receives control signal driving fan valve executor rotating axis component and rotates clockwise or counterclockwise.
Further, butterfly plate transmission shaft is connected with fan valve executor rotating axis component and is fixed by holding screw, and by wind
Valve actuator rotating axis component drives rotation.
Preferably, the fan valve executor further includes fan valve executor fixed frame, and fan valve executor fixed frame holds air-valve
Row device is mounted in the rack for installation, and the position of fan valve executor is fixed together with fan valve executor rotating axis component.
Preferably, air velocity transducer is impeller air velocity transducer.
Preferably, control system include single-chip minimum system, external power supply, D/A module, proportional amplifier, A/D module and
Wind speed display；Single-chip minimum system output port converts analog signal for digital signal by D/A module, and passes through ratio
Example amplifier drives fan valve executor after amplifying analog signal；Air velocity transducer converts number for analog signal by A/D module
Word signal and the input port for accessing single-chip minimum system；Single-chip minimum system connects wind speed by output port and shows
Device；External power supply connects proportional amplifier and fan valve executor and provides burning voltage for it.
Specifically, control system includes knob potentiometer, the simulation that knob potentiometer changes input can be can be manually rotated
Voltage signal, sets default air speed value, and knob potentiometer converts digital signal for analog signal by A/D module and accesses
The input port of single-chip minimum system.
Preferably, control system includes communication interface, and control system is controlled by communication interface with the outside for including host computer
System processed, which is connected, receives default wind speed information.
Specifically, communication interface reserves USART interface, CAN interface and USB2.0 interface.
Preferably, high-speed flow pipeline shape pattern includes but is not limited to straight tube, bend pipe, hose；Cross-section of pipeline shape
It is including but not limited to round.
The utility model is under single-chip microcontroller control, according to the height of wind speed preset value and vane type air velocity transducer measurement feedback
Measuring wind speed value decision fan valve executor in fast airflow line executes movement, and fan valve executor controls butterfly valve and changes high speed gas
The wind speed of high-speed flow in flow tube road, and closed-loop control is realized by pid algorithm, realize the generality essence to high velocity air wind speed
Really control.
The utility model compared with prior art, is had the following advantages and beneficial effects:
The utility model can be realized by manual setting or the air speed value of other control system decision pipeline high speed air-flow
High-speed flow is precisely controlled, blast velocity control range is up to 0-30m/s.Guaranteeing the same of agricultural production operation basic demand
When, have structure simple, easy to operate, light weight is low in cost, and it is easy to install, it is easily mating with the realization of existing Pneumatic type system, it can
Suitable for harsh environments such as agricultural machinery farm works, it is suitble to the features such as field of agricultural equipment is widely applied.
Detailed description of the invention
Fig. 1 is embodiment Wind-speed controller monolithic control system architecture figure.
Fig. 2 is embodiment Wind-speed controller mechanical part structure chart.
Fig. 3 is embodiment Wind-speed controller mechanical part top view.
Fig. 4 is embodiment Wind-speed controller mechanical part left view.
Fig. 5 is embodiment butterfly valve structure figure.
Fig. 6 is embodiment Wind-speed controller working principle diagram.
Fig. 7 is embodiment PID programmed algorithm flow chart.
In figure:
1- fan valve executor, 11- fan valve executor main body, 12- fan valve executor rotating axis component, 13- fan valve executor are solid
Determine frame；
2- butterfly valve, 21- butterfly valve shell, 22- butterfly plate, 23- butterfly valve upper cover, 24- butterfly plate transmission shaft；
3- high-speed flow pipeline；
4- vane type air velocity transducer；
51- single-chip minimum system, 52- external power supply, 53-DA module, 54- proportional amplifier, 55-AD module, 56- are logical
Believe interface；
61- knob potentiometer, 62- group of four figures pipe, 71- air inlet, the outlet of 72- high-speed flow.
Specific embodiment
The present invention will be further described in detail with reference to the embodiments and the accompanying drawings, but the implementation of the utility model
Mode is without being limited thereto.
Embodiment 1
A kind of pipeline high velocity air wind speed controller, by fan valve executor 1, butterfly valve 2, high-speed flow pipeline 3, impeller wind speed
Sensor 4 and monolithic control system several major are constituted.
High-speed flow enters pipeline by butterfly valve, and butterfly valve regulates and controls wind speed by the aperture that butterfly plate rotates.Fan valve executor control
The rotational angle of butterfly valve shaft processed controls butterfly plate aperture.Single-chip minimum system controls air-valve by D/A module and proportional amplifier
Actuator.Vane type air velocity transducer measurement pipe road air outlet velocity, and single-chip minimum system is fed back to by A/D module.Monolithic
Machine minimum system passes through pid algorithm closed-loop control air-valve according to the feedback data of default air speed data and vane type air velocity transducer
Actuator regulates and controls butterfly valve, is precisely controlled with reaching wind speed.Knob potentiometer manually sets or connects other controls such as host computer
System obtains wind speed preset value automatically.Group of four figures pipe shows default air speed value.
As shown in Figure 1, the monolithic control system mainly includes single-chip minimum system 51, external power supply 52, D/A module
53, proportional amplifier 54, A/D module 55, communication interface 56, knob potentiometer 61 and group of four figures pipe 62.Monolithic control system
In, 51 output port of single-chip minimum system converts analog signal for digital signal by D/A module 53, and is put by ratio
Big device 54 drives fan valve executor 1 after amplifying analog signal.24V external power supply 52 connects proportional amplifier 54 and air-valve executes
Device 1 provides burning voltage for it.Single-chip minimum system 51 connects group of four figures pipe 62 by output port.Impeller wind speed sensing
Device 4 and knob potentiometer 61 convert digital signal for analog signal by A/D module 55 and access single-chip minimum system 51
Input port.Single-chip minimum system 51 can be connected reception by communication interface 56 with other external control systems such as host computers
Default wind speed information.
As shown in figs 2-4, the fan valve executor 1 includes fan valve executor main body 11, fan valve executor rotating axis component
12 and fan valve executor fixed frame 13.Fan valve executor main body 11 connects monolithic control system, receives control signal and drives air-valve
Actuator rotating axis component 12 rotates clockwise or counterclockwise.Fan valve executor fixed frame 13 is installed fan valve executor by bolt
In the rack for installation, the position of fan valve executor 1 is fixed together with fan valve executor rotating axis component 12.
As Figure 2-Figure 5, the butterfly valve 2 includes butterfly valve shell 21, butterfly plate 22, butterfly valve upper cover 23 and butterfly plate transmission shaft
24.Butterfly plate 22 is fixedly linked with butterfly plate transmission shaft 24, and is driven and rotated by butterfly plate transmission shaft 24.Butterfly plate transmission shaft 24 is held with air-valve
Row device rotating axis component 12 is connected and is fixed by holding screw, and is driven and rotated by fan valve executor rotating axis component 12.Butterfly valve one
End is connected and fixed with high-speed flow pipeline one end nozzle, and the butterfly plate transmission shaft of fan valve executor rotating axis component and butterfly valve is same to feel at ease
Dress.Butterfly plate 22 and butterfly plate transmission shaft pass through butterfly valve upper cover 23 and are installed on butterfly valve shell.Butterfly plate 22 passes through rotation, regulating butterfly valve shell
The folding of 22 pipelines controls the air quantity passed through.
As shown in figs 2-4, described 2 one end of butterfly valve is connected and fixed with 3 one end nozzle of high-speed flow pipeline.The utility model
Air inlet 71 be located at the other end nozzle of butterfly valve 2, high-speed flow outlet is located at another end pipe of the high-speed flow pipeline 3
Mouthful.Vane type air velocity transducer 4 is mounted in the high-speed flow pipeline of high-speed flow outlet side of pipeline 3.High speed gas
Stream enters utility model device from air inlet 71, the regulation of butterfly valve 2 by air force control the speed of high-speed flow.By
The high-speed flow that butterfly valve 2 regulates and controls arrives high-speed flow gas outlet 72 by high-speed flow pipeline 3, and vane type air velocity transducer 4 measures
The wind speed of high-speed flow at high-speed flow gas outlet 72.
As shown in Figure 6, Figure 7, the utility model has manual mode and compatibility mode.Under manual mode, rotation can be manually rotated
Button Middle Eocene meter 61 changes the analog voltage signal of input, sets default air speed value.Under compatibility mode, by communication interface with it is upper
Other external control systems connection such as position machine, receives default air speed value.Communication interface reserve USART interface, CAN interface and
USB2.0 interface.Group of four figures pipe 62 shows default air speed value.
As shown in Figure 6, Figure 7, received default air speed value and the actual wind speed fed back from vane type air velocity transducer 4
Value carries out data processing and comparison, the direction of rotation of decision fan valve executor 1 by pid algorithm.As decision needs to increase high speed
Air-flow wind speed then controls fan valve executor rotating axis component 12 and rotates clockwise, and if decision needs to reduce high velocity air wind speed, then controls
The rotation counterclockwise of fan valve executor rotating axis component 12 processed.
As shown in figs 2-4,3 shape pattern of high-speed flow pipeline is not limited only to straight tube, also can be bend pipe, hose etc..It is horizontal
Cross sectional shape is not limited only to circle, also can be other shapes.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (10)
1. a kind of pipeline high velocity air wind speed controller characterized by comprising control system, air velocity transducer, air-valve execute
Device, air-valve and high-speed flow pipeline；Air velocity transducer is mounted on high-speed flow pipeline air outlet, controls wind of the pipeline by air quantity
Valve is mounted between conduit air inlet and air outlet, and fan valve executor connects air-valve, and control system connects air velocity transducer and wind
Valve actuator, control system is according to the feedback control fan valve executor of air velocity transducer with adjusting air valve.
2. pipeline high velocity air wind speed controller according to claim 1, which is characterized in that air-valve is butterfly valve, the butterfly
Valve includes butterfly valve shell, butterfly plate, butterfly valve upper cover and butterfly plate transmission shaft；Butterfly plate is fixedly linked with butterfly plate transmission shaft, and is passed by butterfly plate
Moving axis drives rotation；Butterfly plate transmission shaft is connected with fan valve executor, and is driven and rotated by fan valve executor；Butterfly plate and butterfly plate transmission
Axis is installed on butterfly valve shell by butterfly valve upper cover；Butterfly plate controls the wind passed through by rotation, the folding of regulating butterfly valve body tube
Amount.
3. pipeline high velocity air wind speed controller according to claim 1, which is characterized in that the fan valve executor includes
Fan valve executor main body and fan valve executor rotating axis component；Fan valve executor main body connects control system, receives control signal and drives
Dynamic fan valve executor rotating axis component rotates clockwise or counterclockwise.
4. pipeline high velocity air wind speed controller according to claim 2 or 3, which is characterized in that butterfly plate transmission shaft and wind
Valve actuator rotating axis component is connected and is fixed by holding screw, and is driven and rotated by fan valve executor rotating axis component.
5. pipeline high velocity air wind speed controller according to claim 3, which is characterized in that the fan valve executor also wraps
Fan valve executor fixed frame is included, fan valve executor is mounted in the rack for installation, holds with air-valve by fan valve executor fixed frame
Row device rotating axis component fixes the position of fan valve executor together.
6. pipeline high velocity air wind speed controller according to claim 1, which is characterized in that air velocity transducer is impeller wind
Fast sensor.
7. pipeline high velocity air wind speed controller according to claim 1, which is characterized in that control system includes single-chip microcontroller
Minimum system, external power supply, D/A module, proportional amplifier, A/D module and wind speed display；Single-chip minimum system output port
Analog signal is converted by digital signal by D/A module, and drives air-valve to hold after amplifying analog signal by proportional amplifier
Row device；Air velocity transducer converts digital signal for analog signal by A/D module and accesses the input terminal of single-chip minimum system
Mouthful；Single-chip minimum system connects wind speed display by output port；External power supply connects proportional amplifier and air-valve executes
Device provides burning voltage for it.
8. pipeline high velocity air wind speed controller according to claim 7, which is characterized in that control system includes knob
Potentiometer can be manually rotated the analog voltage signal that knob potentiometer changes input, set default air speed value, knob Middle Eocene
Meter converts digital signal for analog signal by A/D module and accesses the input port of single-chip minimum system.
9. pipeline high velocity air wind speed controller according to claim 1, which is characterized in that control system includes that communication connects
Mouthful, control system, which is connected by communication interface with the external control system for including host computer, receives default wind speed information；Communication connects
Mouth reserves USART interface, CAN interface and USB2.0 interface.
10. pipeline high velocity air wind speed controller according to claim 1, which is characterized in that high-speed flow pipeline shape
Pattern includes but is not limited to straight tube, bend pipe, hose；Cross-section of pipeline shape includes but is not limited to circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821974497.7U CN209244902U (en) | 2018-11-28 | 2018-11-28 | A kind of pipeline high velocity air wind speed controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821974497.7U CN209244902U (en) | 2018-11-28 | 2018-11-28 | A kind of pipeline high velocity air wind speed controller |
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| Publication Number | Publication Date |
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| CN209244902U true CN209244902U (en) | 2019-08-13 |
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ID=67530603
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| CN201821974497.7U Active CN209244902U (en) | 2018-11-28 | 2018-11-28 | A kind of pipeline high velocity air wind speed controller |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111136381A (en) * | 2020-01-17 | 2020-05-12 | 济南邦德激光股份有限公司 | Dust removal method and burning-resistant dust removal system of laser cutting machine |
| CN113171986A (en) * | 2021-05-19 | 2021-07-27 | 四川中烟工业有限责任公司 | Method for automatically controlling stem removing amount of air separator |
| CN114251766A (en) * | 2021-12-30 | 2022-03-29 | 郑州大学综合设计研究院有限公司 | Intelligent fresh air system suitable for hospital and control method |
| CN114534830A (en) * | 2020-11-24 | 2022-05-27 | 麦稻智慧粮食有限公司 | Bran discharging mechanism and milling equipment |
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2018
- 2018-11-28 CN CN201821974497.7U patent/CN209244902U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111136381A (en) * | 2020-01-17 | 2020-05-12 | 济南邦德激光股份有限公司 | Dust removal method and burning-resistant dust removal system of laser cutting machine |
| CN111136381B (en) * | 2020-01-17 | 2022-02-15 | 济南邦德激光股份有限公司 | Dust removal method of laser cutting machine |
| CN114534830A (en) * | 2020-11-24 | 2022-05-27 | 麦稻智慧粮食有限公司 | Bran discharging mechanism and milling equipment |
| CN113171986A (en) * | 2021-05-19 | 2021-07-27 | 四川中烟工业有限责任公司 | Method for automatically controlling stem removing amount of air separator |
| CN114251766A (en) * | 2021-12-30 | 2022-03-29 | 郑州大学综合设计研究院有限公司 | Intelligent fresh air system suitable for hospital and control method |
| CN114251766B (en) * | 2021-12-30 | 2024-01-30 | 郑州大学综合设计研究院有限公司 | Intelligent fresh air system suitable for hospitals and control method |
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