CN209606820U - A kind of electromagnetic valve energy-saving protection controller - Google Patents
A kind of electromagnetic valve energy-saving protection controller Download PDFInfo
- Publication number
- CN209606820U CN209606820U CN201920741633.6U CN201920741633U CN209606820U CN 209606820 U CN209606820 U CN 209606820U CN 201920741633 U CN201920741633 U CN 201920741633U CN 209606820 U CN209606820 U CN 209606820U
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- electromagnetic valve
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- effect tube
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- 230000005669 field effect Effects 0.000 claims abstract description 25
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of electromagnetic valve energy-savings to protect controller, it is intended to solve the technical problem that existing solenoid valve power consumption is big, safety is not strong.The utility model includes micro-control circuit and power supply circuit；The input terminal of micro-control circuit is connected with solenoid valve temperature measurement circuit, and the output end of micro-control circuit is connected with driving circuit for electromagnetic valve and warning circuit；Driving circuit for electromagnetic valve includes field-effect tube and field-effect tube driving chip, and micro-control circuit controls field-effect tube by field-effect tube driving chip, and field-effect tube is connected with solenoid valve.The advantageous effects of the utility model are: structure is simple, low in energy consumption, high safety.
Description
Technical field
The utility model relates to agricultural irrigation Solenoid Valve Technology fields, and in particular to a kind of electromagnetic valve energy-saving protection control
Device.
Background technique
In modern agriculture, generally need to realize to automatically control using solenoid valve.Solenoid valve passes through in Inside coil
Input current carrys out the unlatching of control valve, and the way for controlling the power supply state routine of solenoid valve is to utilize relay, i.e. relay
Attraction circuit conducting, there is electric current, otherwise does not have electric current.It is biggish that solenoid valve completes this state change needs from turning off to opening
Transient current, but maintain electric current required for open state much smaller.When controlling solenoid valve using relay, it can only select
Biggish electric current makes solenoid valve open and maintain, and thus causes the waste of resource, and the sun is promoted in field irrigation now
It can power, electric current is excessive to will cause electricity shortage.In addition, forgetting irrigating end closing electromagnetism when due to fortuitous events such as carelessness
Valve, due to not having water flow process, the temperature of solenoid valve can be increased quickly, there is the risk burnt out.
Utility model content
The utility model provide a kind of electromagnetic valve energy-saving protect controller with solve existing solenoid valve power consumption is big, safety not
Strong technical problem.
In order to solve the above technical problems, the utility model adopts the following technical solution:
Design a kind of electromagnetic valve energy-saving protection controller, including micro-control circuit and power supply circuit；The input terminal of micro-control circuit
It is connected with solenoid valve temperature measurement circuit, the output end of micro-control circuit is connected with driving circuit for electromagnetic valve and warning circuit；Solenoid valve drives
Dynamic circuit includes field-effect tube and field-effect tube driving chip, and micro-control circuit controls field-effect by field-effect tube driving chip
Pipe, field-effect tube are connected with solenoid valve.
Further, field-effect tube driving chip is the IRS4427STRPBF type driving chip of doubleway output.
Further, solenoid valve temperature measurement circuit includes the temperature sensor being set in solenoid valve.
Further, temperature sensor is DS18B20 water proof type temperature sensor.
Further, micro-control circuit includes STC15W104 type single-chip microcontroller.
Further, 1 foot of STC15W104 type single-chip microcontroller is connected with signal input switch S1.
Further, power supply circuit includes power conversion chip KA7805ERTM.
Further, warning circuit includes the buzzer driven by triode, the base stage of the triode and the micro-control
The output end of circuit is connected.
Compared with prior art, the advantageous effects of the utility model are:
1. the utility model controls the size of current for flowing through solenoid valve, field-effect tube using the working condition of field-effect tube
Opening time then controlled by pwm signal, pwm signal duty ratio is 100% when beginning, and the electric current for flowing through solenoid valve reaches 5A, electricity
For magnet valve by shutdown to opening, the duty ratio for adjusting pwm signal later becomes 30%, and current reduction is to being able to maintain that solenoid valve unlatching
The 2A of state greatly reduces the operation power consumption of solenoid valve.
2. the utility model uses the field-effect tube driving chip of doubleway output, while controlling two-way field-effect tube and electromagnetism
Valve is further simplified the structure of control circuit.
3. temperature sensor is arranged in the utility model in solenoid valve, buzzer can be started when detecting abnormal high temperature
It alarms, if long-time still unattended after alarm, cuts off the power and avoid damaging, safety is higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model electromagnetic valve energy-saving protects controller；
Fig. 2 is the circuit diagram for the micro-control circuit that the utility model electromagnetic valve energy-saving protects controller；
Fig. 3 is the circuit diagram for the temperature measurement circuit that the utility model electromagnetic valve energy-saving protects controller；
Fig. 4 is the circuit diagram for the driving circuit that the utility model electromagnetic valve energy-saving protects controller；
Fig. 5 is the circuit diagram for the warning circuit that the utility model electromagnetic valve energy-saving protects controller；
Fig. 6 is the circuit diagram for the power supply circuit that the utility model electromagnetic valve energy-saving protects controller.
Specific embodiment
Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses
It is described in detail the utility model, does not limit the scope of the utility model in any way.
Program that is involved or relying on is the conventional program or simple program of the art, ability in following embodiment
Field technique personnel can make conventional selection or are adaptively adjusted according to concrete application scene.
Embodiment 1: a kind of electromagnetic valve energy-saving protection controller is control core with STC15W104 type single-chip microcontroller referring to Fig. 1
The heart, switching signal input circuit is used to input external switch signal to single-chip microcontroller, after single-chip microcontroller receives this switching signal,
Pwm control signal is issued to driving circuit for electromagnetic valve, which drives two field-effect tube to the work of solenoid valve
It is controlled as state.The input terminal of single-chip microcontroller connects temperature sensor, and output end connects buzzer, when temperature sensor detects
When the temperature is excessively high to solenoid valve, warning reminding staff has abnormal high temperature to buzzer at once, but if still unmanned processing, then high
Single-chip microcontroller cutting power supply, solenoid valve are closed after temperature five minutes.
Specifically, micro-control circuit is referring to fig. 2, using the STC15W104 type single-chip microcontroller of SOP-8 packing forms, outside only 8
A pin, interface is extremely simple, wherein 1 foot is external signal input pin, S1 uses waterproof press-button, and when use presses S1, monolithic
Machine is to driving circuit for electromagnetic valve output pwm signal.2 feet and 4 feet are power supply and ground respectively, and 3 feet are resetting pin.7 feet of single-chip microcontroller
For temperature signal input pin, temperature measurement circuit tests the temperature of two way solenoid valves referring to Fig. 3, two-way DS18B20 temperature sensor,
Two-way temperature sensor uses monobus and single chip communication, no matter any one solenoid valve temperature is excessively high is accordingly to be regarded as abnormal feelings
Condition；5 feet and 6 feet of single-chip microcontroller are the input pin of pwm signal, are connected with driving circuit for electromagnetic valve, referring to fig. 4, including
IRS4427STRPBF field-effect tube driving chip and 2 IRFZ44NPBF field-effect tube compositions, and drive two way solenoid valves；
2 foot of IRS4427STRPBF field-effect tube driving chip, 4 feet are connected with single-chip microcontroller P3.1, P3.0 respectively, obtain SCM PWM letter
Number, 7 feet, 5 feet pass through resistance R1 and R2 respectively and are connected with field-effect tube Q1, Q2 grid.Q1, Q2 drain electrode respectively by terminal J1,
J2 is connected with corresponding solenoid valve, and Q1, Q2 source electrode are connected with power cathode；When single-chip microcontroller detects abnormal high temperature, the connection of 8 feet
Buzzer warning, referring to Fig. 5, the base stage of triode 8050 is managed by the P3.3 that resistance R7 is connected to single-chip microcontroller STC15W104
Foot, emitter connect power cathode, and collector connects the cathode of buzzer TMB12A05, and buzzer anode meets the+5V of power supply, works as monolithic
Triode Q3 is connected when 8 feet of machine generate high level, and buzzer starts to alarm；The power supply circuit of entire controller, will referring to Fig. 6
The 12V DC electricity for originally controlling solenoid valve is inputted by 1 foot of power conversion chip KA7805ERTM, in its 3 foot with regard to exportable
5V voltage, for providing power supply for single-chip microcontroller and other circuits.
In use, pressing lower button S1, STC15W104 single-chip microcontroller has detected signal input, controls output pwm signal, PWM
Signal is input to driving circuit for electromagnetic valve to control the open and close of solenoid valve.When beginning, the duty ratio of pwm signal is
100%, electric current is up to 5A, and for the unlatching of solenoid valve, but after unlatching, the duty ratio of pwm signal is down to 30%, and electric current is down to 2A,
For maintaining the open state of solenoid valve, the operation energy consumption of solenoid valve is reduced whereby.During electromagnetic valve work, when
When DS18B20 sensor detects that solenoid valve temperature is higher than 80 DEG C, temperature signal is transmitted to single chip circuit, then single-chip microcontroller control
Buzzer processed is started to work, and sound is issued, if 5 minutes solenoid valve temperature that single-chip microcontroller obtains later are also above 80 DEG C,
Pwm signal source is closed, solenoid valve stops working, and plays protection electromagnetism valve action.
The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field
Art personnel, can also be to each specific in above-described embodiment it is understood that without departing from the purpose of the present invention
Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein
It states.
Claims (8)
1. a kind of electromagnetic valve energy-saving protects controller, it is characterised in that: including micro-control circuit and power supply circuit；The micro-control circuit
Input terminal be connected with solenoid valve temperature measurement circuit, the output end of the micro-control circuit is connected with driving circuit for electromagnetic valve and alarm electricity
Road；The driving circuit for electromagnetic valve includes field-effect tube and field-effect tube driving chip, and the micro-control circuit is imitated by the field
Pipe driving chip is answered to control the field-effect tube, the field-effect tube is connected with solenoid valve.
2. electromagnetic valve energy-saving according to claim 1 protects controller, it is characterised in that: the field-effect tube driving chip
For the IRS4427STRPBF type driving chip of doubleway output.
3. electromagnetic valve energy-saving according to claim 1 protects controller, it is characterised in that: the solenoid valve temperature measurement circuit packet
The temperature sensor being set in solenoid valve is included, the temperature sensor is led to the micro-control circuit by monobus mode
Letter.
4. electromagnetic valve energy-saving according to claim 3 protects controller, it is characterised in that: the temperature sensor is
DS18B20 water proof type temperature sensor.
5. electromagnetic valve energy-saving according to claim 1 protects controller, it is characterised in that: the micro-control circuit includes
STC15W104 type single-chip microcontroller.
6. electromagnetic valve energy-saving according to claim 5 protects controller, it is characterised in that: the STC15W104 type monolithic
1 foot of machine is connected with signal input switch S1.
7. electromagnetic valve energy-saving according to claim 1 protects controller, it is characterised in that: the power supply circuit includes power supply
Conversion chip KA7805ERTM.
8. electromagnetic valve energy-saving according to claim 1 protects controller, it is characterised in that: the warning circuit includes by three
The buzzer of pole pipe driving, the base stage of the triode are connected with the output end of the micro-control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920741633.6U CN209606820U (en) | 2019-05-22 | 2019-05-22 | A kind of electromagnetic valve energy-saving protection controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920741633.6U CN209606820U (en) | 2019-05-22 | 2019-05-22 | A kind of electromagnetic valve energy-saving protection controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209606820U true CN209606820U (en) | 2019-11-08 |
Family
ID=68408095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920741633.6U Expired - Fee Related CN209606820U (en) | 2019-05-22 | 2019-05-22 | A kind of electromagnetic valve energy-saving protection controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209606820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114636015A (en) * | 2022-03-29 | 2022-06-17 | 宁波职业技术学院 | Efficient energy-saving driver of electromagnetic valve |
-
2019
- 2019-05-22 CN CN201920741633.6U patent/CN209606820U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114636015A (en) * | 2022-03-29 | 2022-06-17 | 宁波职业技术学院 | Efficient energy-saving driver of electromagnetic valve |
| CN114636015B (en) * | 2022-03-29 | 2023-05-05 | 宁波职业技术学院 | High-efficiency energy-saving driver for electromagnetic valve |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 |