CN204362344U

CN204362344U - A kind of microwave induced delay LED lamp

Info

Publication number: CN204362344U
Application number: CN201420593593.2U
Authority: CN
Inventors: 胡斌
Original assignee: Cixi Rui En Electronic Science And Technology Co Ltd
Current assignee: Cixi Rui En Electronic Science And Technology Co Ltd
Priority date: 2014-07-08
Filing date: 2014-07-08
Publication date: 2015-05-27
Anticipated expiration: 2024-07-08

Abstract

The utility model discloses a kind of microwave induced delay LED lamp, comprise power module, microwave induced module, delay circuit and switch module, wherein, described power module is used for providing direct current supply for described microwave induced delay switch; Described microwave induced module is used for human body and moves, and is converted into signal of telecommunication output; Described delay circuit is connected with switch module with described microwave induced module, makes described switch module conducting and after time delay Preset Time, export control signal described switch module is disconnected for exporting control signal according to the signal of described microwave induced module; Described switch module is connected with outside controlled device, for controlling the connection of controlled device according to the control signal of described delay circuit.Adopt technical solutions of the utility model, can carry out microwave induced control according to actual field demand, when there being people to enter microwave induced scope, LED is opened automatically, automatically shuts down LED after time delay Preset Time, thus can energy savings; Adopt pure hardware configuration simultaneously, while ensureing reliability, reduce cost.

Description

A kind of microwave induced delay LED lamp

The utility model application is the divisional application of Chinese utility model application " a kind of microwave induced delay switch and LED " (application number is 2014203768282, and the applying date is on July 8th, 2014).

Technical field

The utility model relates to microwave induced field, is specifically related to a kind of microwave induced delay LED lamp responding to human motion.

Background technology

Along with the fast development of LED technology, LED is applied to the occasion of various illumination.Need the place of throwing light on as required at the stair, escalator, toilet, corridor, basement, hood etc. of office building, residential building and factory building, can LED illumination be adopted.These occasions are general is only carrying out throw light on (than passing through if any people or having car to open) whenever necessary, in the prior art, general employing infrared induction and sound are automatically responded to and are carried out switch control rule, but both can by the impact of extraneous factor, infrared responsive to air ambient variations in temperature, air flowing is very large on the impact of transducer, and be applied to outdoor, misoperation rate is very high; Acoustic control sense light sound produces signal, and any interference noise triggering requirement that meets all can produce misoperation.

Therefore for the above-mentioned defect existed in currently available technology, the utility model utilizes Microwave Detecting Technology human body to move, thus improve the reliability of product, the requirement of human body indoor and outdoor induction can be met.

Utility model content

In order to overcome the defect of above-mentioned prior art, the utility model provides a kind of circuit structure is simple, cost is low and reliable and stable microwave induced delay switch and adopts the LED of this microwave induced delay switch, microwave induced delay switch can be applied to any occasion needing to use microwave to control, such as microwave induced gate control system; Microwave induced delay LED lamp can be applicable to automatic illuminating field, and when there being people to enter microwave induced scope, LED is opened automatically, automatically shuts down LED after time delay Preset Time.

For solving prior art Problems existing, the technical solution of the utility model is:

A kind of microwave induced delay LED lamp, comprises power module, microwave induced module, delay circuit, switch module and LED body, wherein,

Described power module is used for providing direct current supply for described microwave induced delay LED lamp;

Described microwave induced module adopts the microwave induced module of HW-M09, and its built-in aerial ring, moves for human body, and is converted into signal of telecommunication output;

Described delay circuit is connected with switch module with described microwave induced module, makes described switch module conducting and after time delay Preset Time, export control signal described switch module is disconnected for exporting control signal according to the signal of described microwave induced module;

Described switch module is connected with described LED body, adopts relay or semiconductor switch, according to the control signal of described delay circuit, described LED body and civil power is switched on or switched off;

Described delay circuit comprises timing chip U1, the first resistance R1, the second resistance R2, the first electric capacity C1, the second electric capacity C2 and the first triode Q1 and forms, wherein, described timing chip the 4th pin is connected with power module outlet with the 8th pin, this end is connected with one end of the second resistance R2 with the first resistance R1 simultaneously, and the other end of described first resistance R1 is connected with the 7th pin with the 6th pin of one end of the first electric capacity C1 and timing chip U1; The other end of described second resistance R2 is connected with second pin of timing chip U1 with the described collector electrode of the first triode Q1; One end of the other end of described first electric capacity, the described emitter of the first triode Q1, first pin of timing chip U1 and the second electric capacity C2 is connected with GND, and the other end of described second electric capacity C2 is connected with the 5th pin of timing chip U1; The base stage of described first triode Q1 is connected with the output of described microwave induced module, and the 3rd pin of described timing chip U1 is connected with described switch module;

Described timing chip U1 is NE555 chip.

Compared with prior art, the beneficial effects of the utility model are as follows: can carry out microwave induced control according to actual field demand, thus energy savings; Adopt pure hardware configuration, while ensureing reliability, reduce cost.

Accompanying drawing explanation

Fig. 1 is the theory diagram of the microwave induced delay switch of the utility model embodiment;

Fig. 2 is the schematic diagram of delay circuit in the microwave induced delay switch of the utility model embodiment;

Fig. 3 is the theory diagram of the microwave induced delay LED lamp of the utility model embodiment.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

On the contrary, the utility model is contained any by the substituting of making on marrow of the present utility model and scope of defining of claim, amendment, equivalent method and scheme.Further, in order to make the public have a better understanding to the utility model, in hereafter details of the present utility model being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the utility model completely for a person skilled in the art yet.

See Fig. 1, be depicted as the theory diagram of the microwave induced time delay LED switch of the utility model embodiment, comprise power module 101, microwave induced module 102, delay circuit 103 and switch module 104, wherein,

Power module 101 is for providing direct current supply for microwave induced delay switch 100;

Microwave induced module 102 moves for human body, and is converted into signal of telecommunication output;

Delay circuit 103 is connected with switch module 104 with microwave induced module 102, makes switch module 104 conducting and after time delay Preset Time, export control signal switch module 104 is disconnected for exporting control signal according to the signal of microwave induced module 102;

Switch module 104 is connected with outside controlled device, for controlling the connection of controlled device according to the control signal of delay circuit 103.

Microwave induced module 102 built-in aerial ring.Microwave induced module 102 uses miniature antenna ring to do microwave and detects, and when antenna loop detects human body or vehicle, microwave, through reflecting to form echo, exports control signal after microwave induced module 102 detects this echo.In a preferred embodiment, microwave induced module 102 adopts Hai Wang transducer Co., Ltd of Shenzhen model to be the microwave induced module of HW-M09, and this module has the features such as low-power consumption, high noise immunity, high accuracy, can be used in various working environments.The microwave induced module input voltage of HW-M09 is 6V-24V, and its output voltage is 5V.

In a preferred embodiment, delay circuit 103 comprises timing chip U1, and the model of timing chip U1 is NE555 chip, 8 pin encapsulation.

See Fig. 2, be depicted as the schematic diagram of delay circuit in the microwave induced delay switch of the utility model embodiment, delay circuit 103 comprises timing chip U1, the first resistance R1, the second resistance R2, the first electric capacity C1, the second electric capacity C2 and the first triode Q1 and forms, wherein, timing chip U1 the 4th pin is connected with power module 101 output with the 8th pin, this end is connected with one end of the second resistance R2 with the first resistance R1 simultaneously, and the other end of the first resistance R1 is connected with the 7th pin with the 6th pin of one end of the first electric capacity C1 and timing chip U1; The other end of the second resistance R2 is connected with second pin of timing chip U1 with the collector electrode of the first triode Q1; One end of the other end of the first electric capacity, the emitter of the first triode Q1, first pin of timing chip U1 and the second electric capacity C2 is connected with GND, and the other end of the second electric capacity C2 is connected with the 5th pin of timing chip U1;

The base stage of the first triode Q1 is connected with the output of microwave induced module 102, and the 3rd pin of timing chip U1 is connected with switch module 104.

When microwave induced module 102 does not detect human body or vehicle, second pin of timing chip U1 is high level, and now, the 3rd pin of timing chip U1 does not export; When microwave induced module 102 detects human body or vehicle, second pin of timing chip U1 becomes low level from high level, namely occurs a trailing edge triggering signal, and now, the 3rd pin of timing chip U1 exports control signal; After time delay Preset Time, timing chip U1 turns off the 3rd pin and exports high-level control signal.Preset Time is determined by R1 and C1, can by regulating the optimum configurations delay time of R1 and C1.If monitored people always, microwave induced module 102 can send triggering signal repeatedly, makes the 3rd pin of timing chip export high level always.

In a preferred embodiment, switch module 104 is relay or semiconductor switch.Semiconductor switch can be controllable silicon.

The invention also discloses a kind of microwave induced delay LED lamp, adopt above-mentioned microwave induced delay switch to control LED, specifically comprise power module 101, microwave induced module 102, delay circuit 103, switch module 104 and LED body 105, shown in Figure 3, wherein

Power module 101 is for providing direct current supply for microwave induced delay LED lamp 200;

Switch module 104 is connected with LED body 105, for making LED body 105 and civil power be switched on or switched off according to the control signal of delay circuit 103, when city electrically connects, and lightening LED lamp body 105.Microwave induced owing to adopting, more automatically can open LED when human motion being detected, and after human body or vehicle leave, automatic distinguishing after LED time delay a period of time, convenient energy-conservation again.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.

Claims

1. a microwave induced delay LED lamp, it is characterized in that, comprise power module (101), microwave induced module (102), delay circuit (103), switch module (104) and LED body (105), wherein

Described power module (101) is for providing direct current supply for described microwave induced delay LED lamp (200);

Described microwave induced module (102) adopts the microwave induced module of HW-M09, and its built-in aerial ring, moves for human body, and is converted into signal of telecommunication output;

Described delay circuit (103) is connected with switch module (104) with described microwave induced module (102), makes (104) conducting of described switch module and after time delay Preset Time, export control signal described switch module (104) is disconnected for exporting control signal according to the signal of described microwave induced module (102);

Described switch module (104) is connected with described LED body (105), adopt relay or semiconductor switch, according to the control signal of described delay circuit (103), described LED body (105) and civil power are switched on or switched off;

Described delay circuit (103) comprises timing chip U1, the first resistance R1, the second resistance R2, the first electric capacity C1, the second electric capacity C2 and the first triode Q1 and forms, wherein, described timing chip the 4th pin is connected with power module (101) output with the 8th pin, this end is connected with one end of the second resistance R2 with the first resistance R1 simultaneously, and the other end of described first resistance R1 is connected with the 7th pin with the 6th pin of one end of the first electric capacity C1 and timing chip U1; The other end of described second resistance R2 is connected with second pin of timing chip U1 with the described collector electrode of the first triode Q1; One end of the other end of described first electric capacity, the described emitter of the first triode Q1, first pin of timing chip U1 and the second electric capacity C2 is connected with GND, and the other end of described second electric capacity C2 is connected with the 5th pin of timing chip U1; The base stage of described first triode Q1 is connected with the output of described microwave induced module (102), and the 3rd pin of described timing chip U1 is connected with described switch module (104);

Described timing chip U1 is NE555 chip.