CN2489585Y - Autoamtic controlled irrigation rig - Google Patents
Autoamtic controlled irrigation rig Download PDFInfo
- Publication number
- CN2489585Y CN2489585Y CN 01246647 CN01246647U CN2489585Y CN 2489585 Y CN2489585 Y CN 2489585Y CN 01246647 CN01246647 CN 01246647 CN 01246647 U CN01246647 U CN 01246647U CN 2489585 Y CN2489585 Y CN 2489585Y
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- China
- Prior art keywords
- relay
- humidity sensor
- contact
- irrigation rig
- power supply
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic controlled irrigation rig, which is characterized in that a humidity transducer draws forth two route conductors, one route conductor is respectively connected with a power supply and one end of an electromagnetic valve, the other route conductor of the humidity transducer is connected with one end of an excitation winding which is arranged in a relay, the other end of the excitation winding is respectively connected with the other end of the power supply and a reed arranged in the relay, the reed is fixedly connected with an armature contact of the relay and the armature contact is connected with the other end of the electromagnetic valve. The utility model can control the discharge of stream according to the soil humidity and has the advantage of simple structure, low cost and great implementing convenience.
Description
Technical field:
The utility model relates to the technical field of automatic control device, and specifically a kind of soil humidity according to the plantation green plants carries out the device of automatic watering.
Background technology:
The present soil humidity of still groundless plantation green plants at home carries out the device of automatic watering, it is reported that the soil humidity of the with good grounds plantation green plants of the Israel and the U.S. carries out the device of automatic watering, but must rely on calculator to control, complex structure not only, its performance difficulty, the cost height.
Summary of the invention:
The purpose of this utility model is to provide a kind of automatic control irrigation rig, and it can carry out automatic watering according to the soil humidity of plantation green plants, and simple in structure.
The technical solution of the utility model is achieved in that automatic control irrigation rig, it mainly comprises the cased humidity sensor that contains circuit board, relay that is connected with humidity sensor and magnetic valve, it is characterized in that: humidity sensor is drawn two line conductors, the one line conductor is connected with an end of power supply and magnetic valve respectively, one end of the magnetizing coil in another line conductor of humidity sensor and the relay is connected, the other end of magnetizing coil is connected with tongue in the relay with the other end of power supply respectively, this tongue is fixedlyed connected with the armature contact in the relay, and the fixed contact b in the relay is connected with the other end of magnetic valve.
Humidity sensor in the utility model is placed the soil of flower nursery or flowerpot green plants (or crops), and humidity sensor can water according to the humidity control of soil, and simple in structure, and cost is low, implements very convenient.
Description of drawings:
Fig. 1 is the schematic diagram that is electrically connected of the utility model one embodiment
Fig. 2 is a user mode schematic diagram of the present utility model
Embodiment:
The utility model will be further described below in conjunction with drawings and Examples.
The utility model mainly comprises humidity sensor 1, this humidity sensor is a prior art, relay 2 that is connected with humidity sensor 1 and magnetic valve 3, it is different from prior art and is: humidity sensor 1 is drawn two line conductors, the one line conductor is connected with an end of power supply AC and magnetic valve 3 respectively, one end of the magnetizing coil 4 in another line conductor of humidity sensor 1 and the relay 2 is connected, relay is a prior art, magnetizing coil 4 is housed in relay 2, tongue 5 and armature 6, tongue 5 is connected with armature 6, between tongue 5 and armature 6, be provided with insulating barrier 7, iron core 8 also is housed in magnetizing coil 4, one end of one spring 9 is connected with the base plate of relay, the other end of this spring 9 is connected with armature 6, on relay, also have an armature contact K can touch fixed contact a, the other end of magnetizing coil 4 is connected with tongue 5 in the relay 2 with the other end of power supply AC respectively, this tongue 5 is fixedlyed connected with the armature contact K in the relay 2, fixed contact b in the relay 2 is connected with the other end of magnetic valve 3, water inlet 10 in the magnetic valve 3 is connected with feed pipe, delivery port 11 is equipped with the port of pouring usefulness, humidity sensor 1 places soil layer as an outer insulator in force, humidity sensor has the shell of an insulation, resistance R 1 one ends in the circuit board are drawn a sense contact A, this sense contact A is recessed below the surface of housing and draws humidity sensor by lead, sense contact A has a platinum coating, the length of sense contact is the 1-10 millimeter, diameter of section is the 2-5 millimeter, it is the 2-5 millimeter that sense contact is lower than surface of shell, present embodiment has the switching function of a time-delay in humidity sensor 1, the voltage that is triode BG2 is provided by capacitor C 1, through about one minute time, the C1 dead electricity causes BG2 work to end, be in armed state, this is to be provided with according to the requirement of irrigation aspect, power supply service time of the present utility model in addition can be provided with the control in limited time that a light-operated delay switch is carried out power supply.
Use of the present utility model is: humidity sensor is placed apart from the plant soil top layer 5 centimetres to 30 centimetres the degree of depth (mainly doing corresponding storing according to the length situation of root system of plant), respond to whether there is hydrone in the surrounding soil particle by the sense contact A on humidity sensor 1 shell body, and then determining whether relay 2 or magnetic valve 3 move (acting), that is to say if sense contact A touches surrounding soil and has moisture, moisture moment of contacting with sense contact A then, triode BG1 in the humidity sensor 1 is in low level state simultaneously, because its base stage connects the end of R1, the other end of R1 is connected with sense contact A, be in the base stage of the induction alternating current input BG1 of corresponding moisture in the soil, the very high level output of the current collection of BG1, the base stage that enters BG2 is carried out the electric current amplification, the colelctor electrode of BG2 carries out triggering and conducting to controllable silicon SCR, make electric current magnetizing coil 4 paths in load-relay 2, produce current field, cause armature 6 adhesives, drive the armature contact K and the fixed contact A closure of fixedlying connected with tongue 5, the other end power supply of the magnetic valve 3 that is connected with fixed contact B in the relay 2 this moment is opened a way, closed electromagnetic valve, the irrigation of not feeding water; If the surrounding soil drying of sense contact A on the humidity sensor 1, its sense contact A electromotive force that loses induction then, the conducting electric current of load (magnetizing coil) does not take place in the humidity sensor 1, magnetizing coil 4 in the relay 2 is because lost energising magnetic field at this moment, spring 9 forces armature 6 to moving in the other direction, drive the armature contact K and the fixed contact b closure of fixedlying connected with tongue 5, this moment, the end owing to power supply was connected with an end of magnetic valve 3, and the other end of power supply is by the other end energising of the magnetic valve 3 of the connection of the fixed contact b in the tongue, magnetic valve is opened, automatically water, repeat above-mentioned action again until ground moistening.
Claims (3)
1, automatically control irrigation rig, it mainly comprises the cased humidity sensor that contains circuit board, relay that is connected with humidity sensor and magnetic valve, it is characterized in that: humidity sensor is drawn two line conductors, the one line conductor is connected with an end of power supply and magnetic valve respectively, one end of the magnetizing coil in another line conductor of humidity sensor and the relay is connected, the other end of magnetizing coil is connected with tongue in the relay with the other end of power supply respectively, this tongue is fixedlyed connected with the armature contact in the relay, and the fixed contact in the relay (b) is connected with the other end of magnetic valve.
2, by the described automatic control irrigation rig of claim 1, it is characterized in that: humidity sensor has the shell of an insulation, and the resistance in the circuit board (R1) end is drawn a sense contact, and this sense contact is recessed below the surface of housing.
3, by the described automatic control irrigation rig of claim 2, it is characterized in that: sense contact has a platinum coating, and the length of sense contact is the 1-10 millimeter, and diameter of section is the 2-5 millimeter, and it is the 2-5 millimeter that sense contact is lower than surface of shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01246647 CN2489585Y (en) | 2001-07-20 | 2001-07-20 | Autoamtic controlled irrigation rig |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01246647 CN2489585Y (en) | 2001-07-20 | 2001-07-20 | Autoamtic controlled irrigation rig |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2489585Y true CN2489585Y (en) | 2002-05-08 |
Family
ID=33657628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 01246647 Expired - Fee Related CN2489585Y (en) | 2001-07-20 | 2001-07-20 | Autoamtic controlled irrigation rig |
Country Status (1)
Country | Link |
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CN (1) | CN2489585Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100342776C (en) * | 2003-04-22 | 2007-10-17 | 楼信用 | Method and equipment for automatic controlling irrigation intermittently by turns |
CN102138493A (en) * | 2010-12-10 | 2011-08-03 | 翟正山 | Flower watering system intelligently controlled by mobile phone |
-
2001
- 2001-07-20 CN CN 01246647 patent/CN2489585Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100342776C (en) * | 2003-04-22 | 2007-10-17 | 楼信用 | Method and equipment for automatic controlling irrigation intermittently by turns |
CN102138493A (en) * | 2010-12-10 | 2011-08-03 | 翟正山 | Flower watering system intelligently controlled by mobile phone |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |