CN206112206U - Solar energy wireless intelligence electric valve controller - Google Patents

Abstract

The utility model discloses a solar energy wireless intelligence electric valve controller, it includes single -chip control circuit, solar charging circuit, voltage stabilizing circuit, wireless transmission circuit, H bridge commutation drive circuit, encoder circuit, electric current acquisition circuit, electric valve, a digital analog conversion circuit and the 2nd digital analog conversion circuit, the utility model discloses can the intellectual detection system electric valve presence, and automatic control electric valve's switch over travel, control information through the long -range receipt electric valve of wireless transmission circuit, carry out corresponding control command and pass through wireless transmission circuit passback to control end with wireless transmission circuit's operating condition according to the agreement of regulation, but the state of each valve of real -time supervision, realize people need not on -the -spot alright learn the relevant condition, control and management for valve in the farmland is provided convenience, high durability and convenient use, stable signal transmissio, high reliability, thus the structure is suitable for wide promotion and applications.

Description

Solar wireless intelligent electric valve controller

Technical field

The utility model is related to technical field of valve control, more particularly to a kind of solar wireless intelligent electrically operated valve control Device.

Background technology

With the continuous progress of science and technology, application of the intelligent irrigation technology in modern agriculture is all the more extensive.Magnetic valve It is most widely used executing agency in agriculture Intelligent irrigation system.The intelligent irrigation in farmland is realized, suitable electricity is be unable to do without Movable valve controller.In some irrigation occasions, the control to valve is not only simple switch control rule, is also related to accurate Aperture is controlled.Therefore designing one kind to valve opening state-detection and can realize that to the control of all kinds of electrically operated valve apertures be very It is necessary.

The content of the invention

For above-mentioned deficiency, the utility model purpose is, there is provided a kind of easy to operate, using solar powered, can be right Valve opening state-detection simultaneously realizes the solar wireless intelligent valve control method controlled all kinds of electrically operated valve apertures.

For achieving the above object, the technical scheme for being provided is the utility model：

A kind of solar wireless intelligent electric valve controller, it include single chip machine controlling circuit, solar charging circuit, Mu balanced circuit, wireless transmission circuit, H bridge commutation drive circuits, encoder circuit, current collection circuit, electrically operated valve, the first number Analog conversion circuit and the second D/A converting circuit, the electrically operated valve is by H bridge commutation drive circuits and single chip machine controlling circuit It is connected, encoder circuit is installed on the motor of electrically operated valve, the encoder circuit is connected with single chip machine controlling circuit Connect, the single chip machine controlling circuit, the second D/A converting circuit, current collection circuit and electrically operated valve are sequentially connected and connect, the sun Energy charging circuit is connected respectively by the first D/A converting circuit and mu balanced circuit with single chip machine controlling circuit, the single-chip microcomputer control Circuit processed is connected with wireless transmission circuit.

Used as a kind of improvement of the present utility model, the solar charging circuit includes solar panel, lithium-ion electric Pond and charge management module, the solar panel is connected by charge management module with lithium ion battery.

Used as a kind of improvement of the present utility model, the current collection circuit includes current acquisition chip and adopts with the electric current Collection chip is connected sampling resistor.

Used as a kind of improvement of the present utility model, the current collection circuit is adopted using the chip of model MAX471 Colleeting comb, using the chip of model PCF8591 voltage is acquired.

Used as a kind of improvement of the present utility model, first D/A converting circuit and the second D/A converting circuit are same D/A converting circuit.

As a kind of improvement of the present utility model, Hall encoder is adopted in the encoder circuit.

As it is of the present utility model it is a kind of improve, the wireless transmission circuit adopt frequency range for 433MHz, transmission power≤ The wireless communication module of 100mW, transmission range ＞ 5Km.

Used as a kind of improvement of the present utility model, the single chip machine controlling circuit adopts the micro-control of model STM32F103 Device processed.

Used as a kind of improvement of the present utility model, the data transfer of the single chip machine controlling circuit is assisted using ModBus-RTU View.

The beneficial effects of the utility model are：The utility model energy Intelligent Measurement electrically operated valve presence, and control automatically The switch over travel of electrically operated valve processed, by wireless transmission circuit the control information of electrically operated valve is remotely received, according to the association of regulation View performs corresponding control command and the working condition of wireless transmission circuit is back to into control end by wireless transmission circuit, can The state of each valve of real-time monitoring, realizes that people, without the need for just learning correlation circumstance to scene, are the control pipe of valve in farmland Reason provides convenient, effectively reduces the number of times that staff patrols and examines, while the workload of staff is reduced, United Dispatching pipe Reason, improves the operating efficiency of field irrigation；The simple structure of other total system, easy to use, stable signal transmission, reliability Height, beneficial to wide popularization and application in agricultural irrigation.

Description of the drawings

Fig. 1 is module diagram of the present utility model.

Specific embodiment

Embodiment：Referring to Fig. 1, the present embodiment provides a kind of solar wireless intelligent electric valve controller, and it includes list Piece machine control circuit, solar charging circuit, mu balanced circuit, wireless transmission circuit, H bridge commutation drive circuits, encoder circuit, Current collection circuit, electrically operated valve, the first D/A converting circuit and the second D/A converting circuit, the electrically operated valve passes through H bridges Commutation drive circuit is connected with single chip machine controlling circuit, the single-chip microcomputer in H bridge commutation drive circuits and single chip machine controlling circuit I/O port be connected, the motor for driving electrically operated valve is rotated.Opening for electrically operated valve is realized by the control of single-chip microcomputer Open and close.

Encoder circuit is installed on the motor of electrically operated valve, the encoder circuit is connected with single chip machine controlling circuit Connect, the single chip machine controlling circuit, the second D/A converting circuit, current collection circuit and electrically operated valve are sequentially connected and connect, the sun Energy charging circuit is connected respectively by the first D/A converting circuit and mu balanced circuit with single chip machine controlling circuit, the single-chip microcomputer control Circuit processed is connected with wireless transmission circuit.

Specifically, the solar charging circuit includes solar panel, lithium ion battery and charge management module, institute State solar panel to be connected with lithium ion battery by charge management module.Solar panel converts solar energy into electricity Can charge for lithium ion battery.Auto charge and discharge to lithium ion battery is realized by charge management module.

The current collection circuit includes current acquisition chip and the sampling resistor that is connected with the current acquisition chip.Preferably , the current collection circuit is acquired electric current using the chip of model MAX471, using the chip of model PCF8591 It is acquired voltage.

First D/A converting circuit and the second D/A converting circuit are same D/A converting circuit.D/A converting circuit 4 road voltage signals are gathered, the voltage of two-way electrically operated valve motor, solar panel and lithium ion battery can be simultaneously obtained Data.D/A converting circuit is connected by iic bus with single-chip microcomputer.For gathering the voltage of solar panel and battery Data.The voltage data for collecting is stored in the internal register of single-chip microcomputer, and by wireless transmission circuit by voltage data It is sent to host computer.

Hall encoder is adopted in the encoder circuit, is completely closed as zero point with electrically operated valve and is started coding, automatically Determine the switch over travel of electrically operated valve, the Valve controlling of any opening degree is realized in the order that can be sent according to host computer.

Preferably, the wireless transmission circuit adopts frequency range for 433MHz, transmission power≤100mW, transmission range ＞ 5Km Wireless communication module.The single chip machine controlling circuit adopts the microcontroller of model STM32F103.The Single-chip Controlling The data transfer of circuit adopts ModBus-RTU agreements.Wireless transmission circuit is used for the long-range control command for receiving host computer.Control Agreement processed selects ModBoss-Rtu agreements.Single chip machine controlling circuit is connected with wireless transmission circuit by serial data mouth.It is single Piece machine control circuit receives the verification of advanced row data after control instruction and data address is being compared.Will if all meeting agreement Ask, then perform corresponding order；If not meeting protocol requirement, give up and change loyal control instruction.

The utility model solar wireless intelligent electric valve controller on startup can automatic detection electrically operated valve Line information.And the online information of electrically operated valve is fed back to host computer by wireless transmission circuit.Obtained by current collection circuit The current data of the motor of electrically operated valve, single-chip microcomputer is transferred to after the conversion of the first D/A converting circuit by current information Control circuit.Torsion of the electrically operated valve needed for the position for completely closing and fully opening drives electrically operated valve because of motor increases Cause current break greatly.Single chip machine controlling circuit determines electrically operated valve fully opened by the current information for collecting The stroke that motor is run and completely closed state between, and by the zero of electrically operated valve completely closed state positioning valve Point position.Wherein encoder circuit is connected with the external interrupt of single chip machine controlling circuit.By the outside of single chip machine controlling circuit Interrupt the number of turns that the motor of real-time detection electrically operated valve is rotated.Pass through after single chip machine controlling circuit receives control instruction H bridge commutations drive circuit control motor rotates the corresponding number of turns so as to the aperture for realizing electrically operated valve is controlled.Electrically operated valve Aperture data sent to host computer by wireless transmission circuit, realize that people just need not can learn correlation circumstance to live, be The control management provides convenient of valve, effectively reduces the number of times that staff patrols and examines, while reducing staff in farmland Workload, United Dispatching management, improve field irrigation operating efficiency.

Above-described embodiment is only the preferable embodiment of the utility model, and the utility model can not enumerate out whole The technical scheme of one of embodiment, all employing above-described embodiments, or the equivalent variations done according to above-described embodiment, at this In the range of utility model protection.

The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned reality The mode of applying is changed and changed.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right Some modifications and changes of the present utility model should also be as falling in scope of the claims of the present utility model.Additionally, to the greatest extent Some specific terms used in pipe this specification, but these terms are merely for convenience of description, not to the utility model Constitute any restriction.As described in the utility model above-described embodiment, obtained using same or similar step or structure Other controllers, in the utility model protection domain.

Claims (9)

1. a kind of solar wireless intelligent electric valve controller, it is characterised in that it includes single chip machine controlling circuit, solar energy Charging circuit, mu balanced circuit, wireless transmission circuit, H bridge commutation drive circuits, encoder circuit, current collection circuit, motor-driven valve Door, the first D/A converting circuit and the second D/A converting circuit, the electrically operated valve is by H bridge commutation drive circuits and single-chip microcomputer Control circuit is connected, and on the motor of electrically operated valve encoder circuit is provided with, the encoder circuit and Single-chip Controlling Circuit is connected, and the single chip machine controlling circuit, the second D/A converting circuit, current collection circuit and electrically operated valve are sequentially connected Connect, solar charging circuit is connected respectively by the first D/A converting circuit and mu balanced circuit with single chip machine controlling circuit, should Single chip machine controlling circuit is connected with wireless transmission circuit.

2. solar wireless intelligent electric valve controller according to claim 1, it is characterised in that the solar charging Circuit includes solar panel, lithium ion battery and charge management module, and the solar panel passes through Charge Management Module is connected with lithium ion battery.

3. solar wireless intelligent electric valve controller according to claim 1 and 2, it is characterised in that the electric current Acquisition Circuit includes current acquisition chip and the sampling resistor that is connected with the current acquisition chip.

4. solar wireless intelligent electric valve controller according to claim 1, it is characterised in that the current acquisition Circuit is acquired electric current using the chip of model MAX471, and using the chip of model PCF8591 voltage is acquired.

5. solar wireless intelligent electric valve controller according to claim 1, it is characterised in that first digital-to-analogue Change-over circuit and the second D/A converting circuit are same D/A converting circuit.

6. solar wireless intelligent electric valve controller according to claim 1, it is characterised in that the encoder electricity Hall encoder is adopted in road.

7. solar wireless intelligent electric valve controller according to claim 1, it is characterised in that described to be wirelessly transferred Circuit adopt frequency range for 433MHz, transmission power≤100mW, transmission range ＞ 5Km wireless communication module.

8. solar wireless intelligent electric valve controller according to claim 1, it is characterised in that the single-chip microcomputer control Circuit processed adopts the microcontroller of model STM32F103.

9. the solar wireless intelligent electric valve controller according to claim 1 or 8, it is characterised in that the monolithic The data transfer of machine control circuit adopts ModBus-RTU agreements.