CN106054967A - Lawn intelligent cooling control system - Google Patents
Lawn intelligent cooling control system Download PDFInfo
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- CN106054967A CN106054967A CN201610534142.5A CN201610534142A CN106054967A CN 106054967 A CN106054967 A CN 106054967A CN 201610534142 A CN201610534142 A CN 201610534142A CN 106054967 A CN106054967 A CN 106054967A
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- pole
- electric capacity
- audion
- resistance
- diode
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
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Abstract
The invention discloses a lawn intelligent cooling control system. The system comprises a control chip U1, a capacitor C7 which has an anode connected with a CONT pin of the control chip U1 and a cathode connected with a GND pin of the control chip U1, a cooling driving circuit connected with the control chip U1, a signal trigger circuit connected with the control chip U1, and a signal preprocessing circuit connected with the signal trigger circuit. According to the lawn intelligent cooling control system provided by the invention, connection of components is more reasonable, the heat productivity of the system during operation is reduced, the components inside the system are better protected, and the service life of the system is greatly prolonged.
Description
Technical field
The invention belongs to cooling field, lawn, specifically refer to a kind of lawn intelligent cooling control system.
Background technology
Along with the development of society, in the city that this iron and steel stands in great numbers, the greening in city is increasingly subject to people's attention, for
Improve the comfortableness of people's life, city of today is provided with substantial amounts of greening lawn.In hot summer, it is exposed to strong
The temperature on the lawn under will drastically raise, the temperature of the open field in even many cities can rise to 40 DEG C with
On, and the growth temperature on general lawn is generally at 25-35 DEG C, too high temperature is easy to hurt lawn, and serious also will make
In lawn the grass of growth occur withered, cause the withered and yellow necrosis in lawn, and change lawn need to waste substantial amounts of manpower and materials with
Financial resources.
The method arranging watering appliance in order to preferably safeguard lawn, people to be typically employed in lawn completes lawn
Pouring and cooling, but be as the rising day by day of Global Temperature, the cooling control system of existing watering appliance sets due to it
The defect of meter, causes its internal components and parts to have bigger caloric value in use, causes the bulk temperature of system to raise, from
And burn the components and parts of inside so that at least need the maintenance and repair that it is carried out to twice every month, waste a large amount of
Manpower and material resources.So, in order to reduce the frequency of maintenance of system, need a control system being more suitable for complete grass
The control of level ground cooling.
Summary of the invention
It is an object of the invention to overcome the problems referred to above, it is provided that a kind of lawn intelligent cooling control system so that unit's device
The connection of part is more reasonable, reduce the caloric value that system is run, preferably the components and parts of internal system of protection, thus greatly
Improve greatly the service life of system.
The purpose of the present invention is achieved through the following technical solutions:
Lawn intelligent cooling control system, including control chip U1, positive pole is connected with the CONT pin of control chip U1,
The electric capacity C7 that negative pole is connected with the GND pin of control chip U1, the cooling drive circuit being connected with control chip U1, with control
The signal that coremaking sheet U1 is connected triggers circuit, and triggers, with signal, the signal pre-processing circuit that circuit is connected；Wherein, control
The model of coremaking sheet U1 is NE555.
As preferably, described signal pre-processing circuit by operational amplifier P1, operational amplifier P2, one end ground connection, another
The resistance R1 that end is connected with the positive input terminal of operational amplifier P1, is serially connected in positive input terminal and the outfan of operational amplifier P1
Between resistance R2, P pole be connected with the outfan of operational amplifier P1, N pole negative with operational amplifier P1 after resistance R3
The diode D1 that input is connected, the electric capacity C2 that minus earth, positive pole are connected with the N pole of diode D1, negative pole and two poles
The electric capacity C1 that the P pole of pipe D1 is connected, positive pole outfan with operational amplifier P2 after resistance R4 is connected, one end and electric capacity
The positive pole of C2 is connected, the other end is connected with the positive input terminal of operational amplifier P2, sliding end is connected with the positive pole of electric capacity C1
The slide rheostat RP1 connect, and one end is connected with the outfan of operational amplifier P2, the other end and operational amplifier P2
The resistance R5 composition that negative input end is connected；Wherein, the negative input end ground connection of operational amplifier P2, operational amplifier P1's is the most defeated
Enter the end signal input part Vin as this signal pre-processing circuit.
As preferably, described signal triggers circuit by audion VT1, audion VT2, positive pole after resistance R7 with audion
The electric capacity C3 that the base stage of VT1 is connected, negative pole emitter stage with audion VT1 after resistance R8 is connected, one end is put with computing
The resistance R6 that outfan is connected, the other end is connected with the positive pole of electric capacity C3 of big device P2, positive pole and the base stage of audion VT1
Be connected, electric capacity C5 that negative pole colelctor electrode with audion VT1 after resistance R9 is connected, positive pole is connected with the negative pole of electric capacity C3
Connect, electric capacity C4 that negative pole is connected with the colelctor electrode of audion VT2, positive pole is connected with the emitter stage of audion VT2, negative pole with
The electric capacity C6 that the negative pole of electric capacity C5 is connected, and the resistance R10 composition being arranged in parallel with electric capacity C6；Wherein, electric capacity C3's is negative
Pole is connected with VCC pin and the RESET pin of control chip U1 simultaneously, the colelctor electrode of audion VT1 and the base of audion VT2
Pole is connected, and the negative pole of electric capacity C4 is connected with THRES pin and the TRIG pin of control chip U1 simultaneously, the negative pole of electric capacity C6
It is connected with the negative pole of electric capacity C7.
As preferably, described cooling drive circuit is by water pump M, audion VT3, audion VT4, positive pole and audion VT3
Electric capacity C8, the N pole that base stage is connected, negative pole emitter stage with audion VT4 after resistance R13 is connected and electric capacity C8 negative
The diode D2 that pole is connected, P pole positive pole with electric capacity C8 after resistance R12 is connected, the electricity being arranged in parallel with diode D2
The resistance diode D3 that R11, N pole is connected with the VCC pin of control chip U1, P pole is connected with the colelctor electrode of audion VT4,
And the diode D4 composition that N pole is connected with the N pole of diode D3, P pole is connected with the N pole of diode D2；Wherein, two pole
The P pole of pipe D2 is connected with the OUT pin of control chip U1, and the N pole of diode D2 is connected with the negative pole of electric capacity C7, audion
The colelctor electrode of VT3 is connected with the N pole of diode D4, and water pump M is arranged in parallel with diode D3, the N pole of diode D4 and P pole group
Become the power input of this cooling drive circuit.
The present invention compared with prior art, has the following advantages and beneficial effect:
The annexation of every components and parts of the present invention is reasonable, has higher response speed, can also reduce system simultaneously
Caloric value within during operation, well protects the normal use of internal component so that system can be preferably at high temperature
Continuous service in environment, improves using effect and the scope of application of system, and need to overhaul once can be fine once being only for this system
Use.
Accompanying drawing explanation
Fig. 1 is the circuit structure diagram of the intelligent cooling control system of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment
As it is shown in figure 1, lawn intelligent cooling control system, including the CONT of control chip U1, positive pole and control chip U1
The electric capacity C7 that pin is connected, negative pole is connected with the GND pin of control chip U1, the cooling being connected with control chip U1 is driven
Galvanic electricity road, the signal being connected with control chip U1 triggers circuit, and triggers, with signal, the Signal Pretreatment that circuit is connected
Circuit；Wherein, the model of control chip U1 is NE555.
Signal pre-processing circuit is by operational amplifier P1, operational amplifier P2, slide rheostat RP1, electric capacity C1, electric capacity
C2, resistance R1, resistance R2, resistance R3, resistance R4, and resistance R5 form.
During connection, one end ground connection of resistance R1, the other end are connected with the positive input terminal of operational amplifier P1, and resistance R2 goes here and there
It is connected between positive input terminal and the outfan of operational amplifier P1, the P pole of diode D1 and the outfan phase of operational amplifier P1
Connect, N pole negative input end with operational amplifier P1 after resistance R3 is connected, the minus earth of electric capacity C2, positive pole and two poles
The N pole of pipe D1 is connected, the negative pole of electric capacity C1 is connected with the P pole of diode D1, positive pole after resistance R4 with operational amplifier
The outfan of P2 is connected, and one end of slide rheostat RP1 is connected with the positive pole of electric capacity C2, the other end and operational amplifier P2
Positive input terminal be connected, sliding end is connected with the positive pole of electric capacity C1, the output of one end of resistance R5 and operational amplifier P2
End is connected, the other end is connected with the negative input end of operational amplifier P2.
Wherein, the negative input end ground connection of operational amplifier P2, the positive input terminal of operational amplifier P1 is located in advance as this signal
The signal input part Vin of reason circuit.
Signal trigger circuit by audion VT1, audion VT2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, resistance R6,
Resistance R7, resistance R8, resistance R9, and resistance R10 form.
During connection, the positive pole of electric capacity C3 base stage with audion VT1 after resistance R7 is connected, negative pole after resistance R8 with
The emitter stage of audion VT1 is connected, and one end of resistance R6 is connected with the outfan of operational amplifier P2, the other end and electric capacity
The positive pole of C3 is connected, the positive pole of electric capacity C5 is connected with the base stage of audion VT1, negative pole after resistance R9 with audion VT1
Colelctor electrode be connected, the positive pole of electric capacity C4 is connected with the negative pole of electric capacity C3, negative pole is connected with the colelctor electrode of audion VT2
Connecing, the positive pole of electric capacity C6 is connected with the emitter stage of audion VT2, negative pole is connected with the negative pole of electric capacity C5, resistance R10 and electricity
Hold C6 to be arranged in parallel.
Wherein, the negative pole of electric capacity C3 is connected with VCC pin and the RESET pin of control chip U1 simultaneously, audion VT1
Colelctor electrode be connected with the base stage of audion VT2, the negative pole of electric capacity C4 simultaneously with THRES pin and the TRIG of control chip U1
Pin is connected, and the negative pole of electric capacity C6 is connected with the negative pole of electric capacity C7.
Cooling drive circuit is by water pump M, audion VT3, audion VT4, diode D2, diode D3, diode D4, electricity
Hold C8, resistance R11, resistance R12, and resistance R13 composition.
During connection, the positive pole of electric capacity C8 is connected with the base stage of audion VT3, negative pole after resistance R13 with audion VT4
Emitter stage be connected, the N pole of diode D2 is connected with the negative pole of electric capacity C8, P pole after resistance R12 with the positive pole of electric capacity C8
Being connected, resistance R11 is arranged in parallel with diode D2, and the N pole of diode D3 is connected with the VCC pin of control chip U1, P pole
Being connected with the colelctor electrode of audion VT4, the N pole of diode D4 is connected with the N pole of diode D3, the N of P pole and diode D2
Pole is connected.
Wherein, the P pole of diode D2 is connected with the OUT pin of control chip U1, and the N pole of diode D2 is with electric capacity C7's
Negative pole is connected, and the colelctor electrode of audion VT3 is connected with the N pole of diode D4, and water pump M is arranged in parallel with diode D3, and two
The N pole of pole pipe D4 and P pole form the power input of this cooling drive circuit.
During installation, being connected with power supply by the power input of this system, signal input part Vin is connected to default in
In temperature sensor in lawn, water pump M is then connected with the water supply line of watering appliance.
During use, when the temperature on lawn is higher than preset value, the temperature signal of temperature sensor will trigger signal and trigger electricity
Road so that the colelctor electrode of audion VT2 is low level, and then the OUT pin of control chip U1 is high level trigger triode VT3
Conducting, then by audion VT3 turn-on transistor VT4, finally make water pump M energising operation carry out for water for cooling.Otherwise, work as grass
The temperature on level ground does not carry out processing for water for cooling less than water air pump inoperative during preset value.
The annexation of every components and parts of the present invention is reasonable, has higher response speed, can also reduce system simultaneously
Caloric value within during operation, well protects the normal use of internal component so that system can be preferably at high temperature
Continuous service in environment, improves using effect and the scope of application of system, and need to overhaul once can be fine once being only for this system
Use.
As it has been described above, just can well realize the present invention.
Claims (4)
1. lawn intelligent cooling control system, it is characterised in that: include the CONT pipe of control chip U1, positive pole and control chip U1
The electric capacity C7 that foot is connected, negative pole is connected with the GND pin of control chip U1, the cooling being connected with control chip U1 drives
Circuit, the signal being connected with control chip U1 triggers circuit, and triggers the Signal Pretreatment electricity that circuit is connected with signal
Road；Wherein, the model of control chip U1 is NE555.
Lawn the most according to claim 1 intelligent cooling control system, it is characterised in that: described signal pre-processing circuit by
Operational amplifier P1, operational amplifier P2, the resistance that one end ground connection, the other end are connected with the positive input terminal of operational amplifier P1
The outfan of R1, resistance R2, the P pole being serially connected between positive input terminal and the outfan of operational amplifier P1 and operational amplifier P1
Be connected, diode D1 that N pole negative input end with operational amplifier P1 after resistance R3 is connected, minus earth, positive pole with
The electric capacity C2 that the N pole of diode D1 is connected, negative pole is connected with the P pole of diode D1, positive pole is put with computing after resistance R4
The electric capacity C1 that the outfan of big device P2 is connected, one end is connected with the positive pole of electric capacity C2, the other end and operational amplifier P2
The slide rheostat RP1 that positive input terminal is connected, sliding end is connected with the positive pole of electric capacity C1, and one end and operational amplifier
The resistance R5 composition that the outfan of P2 is connected, the other end is connected with the negative input end of operational amplifier P2；Wherein, computing is put
The negative input end ground connection of big device P2, the positive input terminal of operational amplifier P1 is as the signal input part of this signal pre-processing circuit
Vin。
Lawn the most according to claim 2 intelligent cooling control system, it is characterised in that: described signal triggers circuit by three
Pole pipe VT1, audion VT2, positive pole base stage with audion VT1 after resistance R7 is connected, negative pole after resistance R8 with three poles
The electric capacity C3 that the emitter stage of pipe VT1 is connected, one end is connected with the outfan of operational amplifier P2, the other end and electric capacity C3
The resistance R6 that positive pole is connected, positive pole is connected with the base stage of audion VT1, negative pole after resistance R9 with the collection of audion VT1
The electric capacity C5 that electrode is connected, the electricity that positive pole is connected with the negative pole of electric capacity C3, negative pole is connected with the colelctor electrode of audion VT2
Hold C4, the electric capacity C6 that positive pole is connected with the emitter stage of audion VT2, negative pole is connected with the negative pole of electric capacity C5, and with electricity
Hold the resistance R10 composition that C6 is arranged in parallel；Wherein, the negative pole of electric capacity C3 simultaneously with VCC pin and the RESET pipe of control chip U1
Foot is connected, and the colelctor electrode of audion VT1 is connected with the base stage of audion VT2, and the negative pole of electric capacity C4 is simultaneously and control chip
The THRES pin of U1 is connected with TRIG pin, and the negative pole of electric capacity C6 is connected with the negative pole of electric capacity C7.
Lawn the most according to claim 3 intelligent cooling control system, it is characterised in that: described cooling drive circuit is by water
Pump M, audion VT3, audion VT4, positive pole is connected with the base stage of audion VT3, negative pole after resistance R13 with audion
Electric capacity C8, the N pole that the emitter stage of VT4 is connected is connected with the negative pole of electric capacity C8, P pole after resistance R12 with electric capacity C8 just
The diode D2 that pole is connected, resistance R11, the N pole being arranged in parallel with diode D2 is connected with the VCC pin of control chip U1
Connect, diode D3 that P pole is connected with the colelctor electrode of audion VT4, and N pole is connected with the N pole of diode D3, P pole with
The diode D4 composition that the N pole of diode D2 is connected；Wherein, the P pole of diode D2 is connected with the OUT pin of control chip U1
Connecing, the N pole of diode D2 is connected with the negative pole of electric capacity C7, and the colelctor electrode of audion VT3 is connected with the N pole of diode D4,
Water pump M is arranged in parallel with diode D3, and the N pole of diode D4 and P pole form the power input of this cooling drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534142.5A CN106054967A (en) | 2016-07-08 | 2016-07-08 | Lawn intelligent cooling control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610534142.5A CN106054967A (en) | 2016-07-08 | 2016-07-08 | Lawn intelligent cooling control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106054967A true CN106054967A (en) | 2016-10-26 |
Family
ID=57186712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610534142.5A Pending CN106054967A (en) | 2016-07-08 | 2016-07-08 | Lawn intelligent cooling control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106054967A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325813A (en) * | 2022-08-22 | 2022-11-11 | 伊岛电器(宁波)有限公司 | Temperature control method and system for terrace dryer |
-
2016
- 2016-07-08 CN CN201610534142.5A patent/CN106054967A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325813A (en) * | 2022-08-22 | 2022-11-11 | 伊岛电器(宁波)有限公司 | Temperature control method and system for terrace dryer |
| CN115325813B (en) * | 2022-08-22 | 2023-07-14 | 伊岛电器(宁波)有限公司 | Temperature control method and system of terrace dryer |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161026 |
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| WD01 | Invention patent application deemed withdrawn after publication |