JPS5826967U

JPS5826967U - automatic watering device

Info

Publication number: JPS5826967U
Application number: JP12075181U
Authority: JP
Inventors: 淳二永野
Original assignee: 九州日立マクセル株式会社
Priority date: 1981-08-13
Filing date: 1981-08-13
Publication date: 1983-02-21
Also published as: JPS6140378Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図ないし第３図は本考案にかかる自動散水装置の一
実施例であって、第１図は装置の全体を示す斜視図、第
２図は中央縦拡大断面図、第３図は制御部のブロック図
である。第４図ａないしｇは回路の動作状況を説明する
グラフ、第５図は制御部の他の実施例を示すブロック図
、第６図は散水部の他の実施例を示す概略図、第７図は
従来例である。1 to 3 show an embodiment of the automatic watering device according to the present invention, in which FIG. 1 is a perspective view showing the entire device, FIG. 2 is an enlarged longitudinal sectional view of the center, and FIG. 3 is a control FIG. 4a to 4g are graphs explaining the operating status of the circuit, FIG. 5 is a block diagram showing another embodiment of the control section, FIG. 6 is a schematic diagram showing another embodiment of the water sprinkling section, and FIG. The figure shows a conventional example.

Claims

[Scope of utility model registration request]

(1) Count the clock signal generation circuit 21 whose oscillation frequency changes according to the strength of sunlight and the number of pulses of the clock symbol output from the signal generation circuit 21, and when the counted value exceeds a preset value a counter circuit 23 that emits a control signal 22; a water sprinkling section 1 that sprinkles water in conjunction with the input of the control signal 22; and a counter circuit 23 that sends a heliset signal 25 after a set time from the output of the control signal 22 to zero the count value. a reset circuit 26 that detects the presence or absence of rain, and when a rain condition is confirmed, sends a reset signal 25 to the counter circuit 23 to reset the counted value, and a rain detection circuit 46 that supplies power to each of the above-mentioned parts. An automatic watering device comprising a power supply section 3.

(2) The rain detection circuit 46 has a detection element 50 whose resistance value changes due to adhesion of moisture and a resistor 53 connected in series, and a DC voltage applied to both ends of the detection element 50.
0 and the resistor 53 and the reset terminal R of the counter m2a
2. The automatic watering device according to claim 1, which is connected to each other.

(3) The clock signal generation circuit 21 includes a photoconductor 30, such as a CdS cell or photodiode, whose resistance value increases or decreases depending on the amount of irradiated light, and an oscillation circuit whose oscillation frequency is determined by the resistance value of the photoconductor 30. 28. An automatic watering device according to claim 1 or 2 of the utility model registration claim consisting of:

(4) The automatic watering device according to any one of claims 1 to 3, in which the power supply section 3 includes a solar cell 16 and a power storage body 17 charged by the solar cell 16.

(5) The water sprinkling unit 1 is an automatic water sprinkling device according to any one of claims 1 to 4, which is a utility model registered claim and includes a water storage tank 4 and an electric pump 6 for discharging water from the tank 4. .

(6) The automatic watering device according to any one of claims 1 to 4, wherein the watering section 1 is a solenoid valve 44 that regulates water supply.

(7) The clock signal generation circuit 21 uses the solar cell 16
Scope of utility model registration claim No. 3 where electricity is supplied from
The automatic watering device according to any one of Items 6 to 6.