Real-time counting insecticidal lamp

Patent metadata

Field	Value
Publication number	US-10021870-B2
Application number	US-201615172901-A
Country	US
Kind code	B2
Filing date	Jun 3, 2016
Priority date	Mar 28, 2016
Publication date	Jul 17, 2018
Grant date	Jul 17, 2018

Abstract

A real-time counting insecticidal lamp includes a rainproof cover, a LED lamp body, an insect receiver, and a high-voltage grid; the rainproof cover is arranged above the lamp body, the insect receiver is arranged below the lamp body, and the high-voltage grid is arranged at the periphery of the lamp body; the high-voltage grid includes a high-voltage direct current power supply and N-1 wires, and the N-1 wires are arranged in parallel in each interval to form a circle, wherein, N is no less than 10; top ends of the wires are all connected to the power supply end of the power supply, but one of two adjacent wires is electrically connected to the positive end of the power supply while the other is electrically connected to the negative end; the real-time counting insecticidal lamp also includes a counting unit.

First claim

The invention claimed is:

1. A real-time counting insecticidal lamp, comprising a rainproof cover, a LED lamp body, an insect receiver, and a high-voltage grid; the rainproof cover being arranged above the LED lamp body, the insect receiver being arranged below the LED lamp body, and the high-voltage grid being arranged at the periphery of the LED lamp body, wherein:
the high-voltage grid includes a high-voltage direct current power supply and N−1 wires, and the N−1 wires are arranged in parallel in each interval to form a circle, wherein, N is no less than 10;
the top ends of the wires are all connected to the power supply end of the high-voltage direct current power supply, but one of two adjacent wires is electrically connected to the positive end of the power supply while the other is electrically connected to the negative end of the power supply; and
an injurious insect counting unit is further included, wherein:
the injurious insect counting unit comprises a direct current constant-current source, an analogue-to-digital conversion module, N resistors with same resistance values, (2N−2) high-frequency switches, a controller and a display module;
the two ends of the N resistors with same resistance values after being connected in series are connected to the two output ends of the direct current constant-current source;
the input end of the analogue-to-digital conversion module is connected to the two output ends of the constant-current source;
the output end of the analogue-to-digital conversion module is electrically connected to an IO input port of the controller;
the display module is electrically connected to the controller;
the N resistors with same resistance values have N−1 common nodes in total;
the bottom ends of the N−1 wires are electrically connected to one common node respectively through the high-frequency switches, but the bottom ends of adjacent wires are located at the two ends of the same resistor; and
the high-frequency switches all comprise a control end, and the control ends of the high-frequency switches are all electrically connected to the controller.

2. The real-time counting insecticidal lamp according to claim 1 , wherein the output current of the direct current constant-current source is 15 mA, N=30, and the resistance value of the resistor is 1 ohm.

3. The real-time counting insecticidal lamp according to claim 1 , wherein the interval between adjacent wires is 2-20 mm.

4. The real-time counting insecticidal lamp according to claim 1 , wherein the voltage of the high-voltage direct current power supply is 200-20000V.

5. The real-time counting insecticidal lamp according to claim 1 , wherein the high-frequency switch is implemented using a controllable thyristor, and the switching frequency is over millisecond.

Assignees

• Univ Nanjing Agricultural

Inventors

• Wang Xiaochan
• Yan Tingting
• Sun Guoxiang
• Hu Guyue

Classifications

• F21Y2101/00

  Point-like light sources · CPC title

• F21V23/003

  the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array · CPC title

• F21V23/02

  the elements being transformers, impedances {or power supply units, e.g. a transformer with a rectifier} · CPC title

• F21V31/00

  Gas-tight or water-tight arrangements · CPC title

• F21V23/001

  the elements being electrical wires or cables · CPC title