CN209167928U - Greenhouse intelligence control system - Google Patents
Greenhouse intelligence control system Download PDFInfo
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- CN209167928U CN209167928U CN201920116393.0U CN201920116393U CN209167928U CN 209167928 U CN209167928 U CN 209167928U CN 201920116393 U CN201920116393 U CN 201920116393U CN 209167928 U CN209167928 U CN 209167928U
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- signal
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- placing device
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Abstract
The utility model discloses greenhouse intelligence control systems, including controller, it further include signal input circuit, multichannel amplifying circuit and signal transmission circuit, the output end of the input terminal connection controller of signal input circuit, the input terminal of the output end connection multichannel amplifying circuit of signal input circuit, the input terminal of the output end connection signal transmit circuit of multichannel amplifying circuit, the utility model sends all data parameter in greenhouse using wireless transmission form, it can be effectively to existing interference and the imbalance before transmission of elimination signal, guarantee accuracy and stability of the signal in transmitting, make signal transmission more accurate and effective, the data for avoiding administrative staff from receiving exist and deviation or omission occur, guarantee the reliability of data information.
Description
Technical field
The utility model relates to greenhouse control technology fields, more particularly to greenhouse intelligence control system.
Background technique
With the continuous development of computer technology, current greenhouse also gradually develops to intelligent management direction, existing
Multiple signal sampling points are usually arranged in some greenhouses inside greenhouse, such as using different sensors to greenhouse inside temperature
The major parameters such as degree, humidity sample, and are then converted into corresponding analog signal and are sent into progress data analysis in computer,
Alarm signal is issued when occurring abnormal reminds administrative staff to cope in time, has the characteristics that intelligent management, to the utmost
Reduce labour.In actual use, it manages for convenience, sampled data is usually sent to pipe in the form of wireless transmission
On the smart machine of reason personnel, but wireless transmission can lead to signal decaying imbalance because of the influence of transmission range, if signal is being sent out
It there is noise jamming or unstability before penetrating, will lead to the data that administrative staff receive and be likely to occur deviation or omission,
So it is particularly important to do pretreatment before signal transmitting.
So the utility model provides the new scheme of one kind to solve the problems, such as this.
Utility model content
For above situation, for the defect for overcoming the prior art, the utility model is designed to provide greenhouse intelligence
It can control system.
Its technical solution solved is greenhouse intelligence control system, including controller, further includes signal input electricity
Road, multichannel amplifying circuit and signal transmission circuit, the output end of the input terminal connection controller of the signal input circuit, signal
The input terminal of the output end connection multichannel amplifying circuit of input circuit, the output end connection signal transmit circuit of multichannel amplifying circuit
Input terminal；The multichannel amplifying circuit includes transport and placing device AR1, AR2, AR3, and the output end of transport and placing device AR1 connects transport and placing device AR2
Non-inverting input terminal, one end of resistance R2 and the drain electrode of metal-oxide-semiconductor Q1, transport and placing device AR2 output end connection transport and placing device AR2 reverse phase
Input terminal, and pass through the non-inverting input terminal of the drain electrode of resistance R3 connection metal-oxide-semiconductor Q2 and transport and placing device AR3, the grid connection of metal-oxide-semiconductor Q1
The other end of resistance R2 and the cathode of zener diode DZ1, the grid and capacitor C3 of the drain electrode connection metal-oxide-semiconductor Q2 of metal-oxide-semiconductor Q1
One end, the other end of capacitor C3 and the anode earth of zener diode DZ1, the non-inverting input terminal of transport and placing device AR3 also pass through
Resistance R4 ground connection, the output end of the inverting input terminal connection transport and placing device AR3 of transport and placing device AR3 and the inverting input terminal of transport and placing device AR1.
Further, the signal input circuit includes capacitor C1, the output end of one end connection controller of capacitor C1, electricity
Hold other end connection resistance R1, one end of capacitor C2 and the non-inverting input terminal of transport and placing device AR1 of C1, resistance R1, capacitor C2 it is another
One end earth.
Further, the signal transmission circuit includes triode VT1, VT2, and the base stage of triode VT1 passes through inductance L1
The source electrode of metal-oxide-semiconductor Q2 is connected, and is grounded by capacitor C4, the collector connection+12V power supply of triode VT1, VT2, and pass through electricity
Hold C5 connection signal transmitter ANT, the base stage of the emitter connecting triode VT2 of triode VT1, the emitter of triode VT2
It is grounded by resistance R5.
By above technical scheme, the utility model has the following beneficial effects:
1. the utility model sends all data parameter in greenhouse using wireless transmission form, can be effective
Ground guarantees accuracy and stability of the signal in transmitting, makes signal to signal existing interference and imbalance before transmission is eliminated
Transmission more accurate and effective, the data for avoiding administrative staff from receiving exist and deviation or omission occur, and guarantee data information can
By property；
2. transport and placing device AR1 first amplifies the output signal of signal input circuit in multichannel amplifying circuit, transport and placing device
The output signal of AR1 divides two-way to export, and is sent into transport and placing device AR2 is further amplified all the way, and another way is sent into metal-oxide-semiconductor Q1, fortune
The output signal for putting device AR2 is sent into metal-oxide-semiconductor Q2, and metal-oxide-semiconductor Q1, Q2 form output of the combined amplifier pipe to device AR1, AR2 is put
It is simultaneously amplified, not only increases amplification efficiency, and make the output signal of combined amplifier pipe that also there is good stability；
3. zener diode DZ1 plays the role of stable metal-oxide-semiconductor Q1 conducting voltage, the capacitor C3 also output to metal-oxide-semiconductor Q1
Signal is stablized, and improves the stability amplified to signal of combined amplifier pipe, and transport and placing device AR3 is by the output signal of transport and placing device AR2
The inverting input terminal of transport and placing device AR1 is fed back, to form closed loop feedback adjusting, misregistration signal phenomenon is avoided well, improves
Signal output waveform.
Detailed description of the invention
Fig. 1 is the system module figure of the utility model.
Fig. 2 is the circuit diagram of the utility model.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached
Fig. 2 can be clearly presented in the detailed description of embodiment.The structure content being previously mentioned in following embodiment is to say
Bright book attached drawing is reference.
Each exemplary embodiment of the utility model is described below with reference to accompanying drawings.
Greenhouse intelligence control system, including controller further include signal input circuit, multichannel amplifying circuit and signal
Transmit circuit, the output end of the input terminal connection controller of signal input circuit, the output end of signal input circuit connect multichannel
The input terminal of amplifying circuit, the input terminal of the output end connection signal transmit circuit of multichannel amplifying circuit.Wherein, controller uses
Single-chip microcontroller is exported for receiving the output signal of each sensor inside greenhouse, and after the processing of single-chip microcontroller internal data
Into signal input circuit.
Signal input circuit includes capacitor C1, the output end of one end connection controller of capacitor C1, the other end of capacitor C1
Connect resistance R1, one end of capacitor C2 and the non-inverting input terminal of transport and placing device AR1, the other end earth of resistance R1, capacitor C2.
The output signal of controller carries out low-pass filtering, the preliminary high frequency spurs reduced in signal after capacitor C1 coupling, by capacitor C2
Interference.
The output signal of signal input circuit is sent into multichannel amplifying circuit and amplifies adjusting, and multichannel amplifying circuit includes
Transport and placing device AR1, AR2, AR3, the output end connection non-inverting input terminal of transport and placing device AR2 of transport and placing device AR1, one end of resistance R2 and
The drain electrode of metal-oxide-semiconductor Q1, the inverting input terminal of the output end connection transport and placing device AR2 of transport and placing device AR2, and pass through resistance R3 connection MOS
The drain electrode of pipe Q2 and the non-inverting input terminal of transport and placing device AR3, the other end and zener diode of the grid connection resistance R2 of metal-oxide-semiconductor Q1
The cathode of DZ1, the grid of the drain electrode connection metal-oxide-semiconductor Q2 of metal-oxide-semiconductor Q1 and one end of capacitor C3, the other end of capacitor C3 and pressure stabilizing two
The anode earth of pole pipe DZ1, the non-inverting input terminal of transport and placing device AR3 also pass through resistance R4 and are grounded, and the reverse phase of transport and placing device AR3 is defeated
Enter the output end of end connection transport and placing device AR3 and the inverting input terminal of transport and placing device AR1.Wherein, transport and placing device AR1 first inputs signal
The output signal of circuit amplifies, and the output signal of transport and placing device AR1 divides two-way to export, and is sent into transport and placing device AR2 all the way into one
Step amplification, another way are sent into metal-oxide-semiconductor Q1, and the output signal of transport and placing device AR2 is sent into metal-oxide-semiconductor Q2, and metal-oxide-semiconductor Q1, Q2 are formed
Combined amplifier pipe simultaneously amplifies the output for putting device AR1, AR2, not only increases amplification efficiency, and be based on metal-oxide-semiconductor sheet
Body has good temperature characterisitic, and the output signal of combined amplifier pipe is made also to have good stability.
When the grid that the output signal of transport and placing device AR1 is input to metal-oxide-semiconductor Q1 through resistance R2 partial pressure turns it on, pressure stabilizing two
Pole pipe DZ1 plays the role of stable conducting voltage, and capacitor C3 also stablizes the output signal of metal-oxide-semiconductor Q1, improves combination and puts
The stability that big pipe amplifies signal.In addition, there is showing for misregistration signal in amplification process in transport and placing device AR1, AR2 in order to prevent
As transport and placing device AR3 is by the inverting input terminal of the output signal feedback of transport and placing device AR2 to transport and placing device AR1, to form closed loop feedback
It adjusts, avoids misregistration signal phenomenon well, improve signal output waveform.
The output signal of combined amplifier pipe is sent into signal transmission circuit, and inductance L1, capacitor C4 form LC filter to letter
Number carry out LC filtering, further increase the accuracy of signal, then triode VT1, VT2 formed combination amplifier pipe to filtered
Signal carries out power amplification, is most sent into signal projector ANT and launches after capacitor C6 coupling afterwards.Wherein, triode VT1
Base stage by the source electrode of inductance L1 connection metal-oxide-semiconductor Q2, and be grounded by capacitor C4, the collector of triode VT1, VT2 connects+
12V power supply, and the base stage of the emitter connecting triode VT2 by capacitor C5 connection signal transmitter ANT, triode VT1, three
The emitter of pole pipe VT2 is grounded by resistance R5.
For the utility model when specifically used, each sensor in greenhouse is main to greenhouse internal temperature, humidity etc.
It wants parameter sample, is then converted into corresponding analog signal and is sent into controller, controller will be at the data that received
It is output in signal input circuit after reason, after capacitor C1 coupling, low-pass filtering is carried out by capacitor C2, it is preliminary to reduce in signal
High frequency spurs interference.The output signal of signal input circuit is sent into multichannel amplifying circuit and amplifies adjusting, wherein transport and placing device
AR1 first amplifies the output signal of signal input circuit, and the output signal of transport and placing device AR1 divides two-way to export, and send all the way
Entering and is further amplified in transport and placing device AR2, another way is sent into metal-oxide-semiconductor Q1, and the output signal of transport and placing device AR2 is sent into metal-oxide-semiconductor Q2,
And metal-oxide-semiconductor Q1, Q2 form combined amplifier pipe and simultaneously amplify to the output for putting device AR1, AR2, not only increase amplification efficiency,
And make the output signal of combined amplifier pipe that also there is good stability.The output signal of combined amplifier pipe is sent into signal transmitting
In circuit carry out LC filtering, further increase the accuracy of signal, then after power amplification by signal projector ANT will
Signal after reason is launched, using the wireless data transceiving technology of existing maturation, to make sampled data to be wirelessly transferred
Form is sent on the smart machine of administrative staff, such as mobile phone, plate etc., is facilitated in administrative staff's real time inspection greenhouse
All data parameter.
In conclusion the utility model sends all data parameter in greenhouse using wireless transmission form,
It can guarantee accuracy and stabilization of the signal in transmitting effectively to signal existing interference and imbalance before transmission is eliminated
Property, make signal transmission more accurate and effective, the data for avoiding administrative staff from receiving, which exist, deviation or omission occurs, guarantees data
The reliability of information.
The above is to combine specific embodiment further detailed description of the utility model, and it cannot be said that originally
Utility model specific implementation is limited only to this；Belonging to the utility model and for those skilled in the technology concerned,
Under the premise of technical solutions of the utility model thinking, made expansion and the replacement of operating method, data should all be fallen in
Within scope of protection of the utility model.
Claims (3)
1. greenhouse intelligence control system, including controller, it is characterised in that: further include signal input circuit, multichannel amplification
Circuit and signal transmission circuit, the output end of the input terminal connection controller of the signal input circuit, signal input circuit
Output end connects the input terminal of multichannel amplifying circuit, the input terminal of the output end connection signal transmit circuit of multichannel amplifying circuit；
The multichannel amplifying circuit includes transport and placing device AR1, AR2, AR3, and the output end connection transport and placing device AR2's of transport and placing device AR1 is same
The drain electrode of phase input terminal, one end of resistance R2 and metal-oxide-semiconductor Q1, the anti-phase input of the output end connection transport and placing device AR2 of transport and placing device AR2
End, and by the non-inverting input terminal of the drain electrode of resistance R3 connection metal-oxide-semiconductor Q2 and transport and placing device AR3, the grid of metal-oxide-semiconductor Q1 connects resistance
The other end of R2 and the cathode of zener diode DZ1, the grid of the drain electrode connection metal-oxide-semiconductor Q2 of metal-oxide-semiconductor Q1 and one end of capacitor C3,
The other end of capacitor C3 and the anode earth of zener diode DZ1, the non-inverting input terminal of transport and placing device AR3 also pass through resistance R4
Ground connection, the output end of the inverting input terminal connection transport and placing device AR3 of transport and placing device AR3 and the inverting input terminal of transport and placing device AR1.
2. greenhouse intelligence control system as described in claim 1, it is characterised in that: the signal input circuit includes capacitor
The output end of one end connection controller of C1, capacitor C1, the other end connection resistance R1 of capacitor C1, one end of capacitor C2 and amplifier
The non-inverting input terminal of device AR1, the other end earth of resistance R1, capacitor C2.
3. greenhouse intelligence control system as claimed in claim 2, it is characterised in that: the signal transmission circuit includes three poles
The base stage of pipe VT1, VT2, triode VT1 pass through the source electrode of inductance L1 connection metal-oxide-semiconductor Q2, and are grounded by capacitor C4, triode
Collector connection+12V the power supply of VT1, VT2, and connected by the emitter of capacitor C5 connection signal transmitter ANT, triode VT1
The base stage of triode VT2 is connect, the emitter of triode VT2 is grounded by resistance R5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116393.0U CN209167928U (en) | 2019-01-24 | 2019-01-24 | Greenhouse intelligence control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116393.0U CN209167928U (en) | 2019-01-24 | 2019-01-24 | Greenhouse intelligence control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209167928U true CN209167928U (en) | 2019-07-26 |
Family
ID=67328804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920116393.0U Expired - Fee Related CN209167928U (en) | 2019-01-24 | 2019-01-24 | Greenhouse intelligence control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209167928U (en) |
-
2019
- 2019-01-24 CN CN201920116393.0U patent/CN209167928U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20200124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |