CN201281809Y

CN201281809Y - Sensing device

Info

Publication number: CN201281809Y
Application number: CNU2008201364753U
Authority: CN
Inventors: 黄正宏
Original assignee: YUCHEN ELECTRONIC DEVELOPMENT Co Ltd
Current assignee: YUCHEN ELECTRONIC DEVELOPMENT Co Ltd; Everspring Industry Co Ltd
Priority date: 2008-09-23
Filing date: 2008-09-23
Publication date: 2009-07-29
Anticipated expiration: 2018-09-23

Abstract

The utility model provides a sensor. The sensor at least comprises an active sensing unit, a passive sensing unit, a control unit and a memory unit. An active detecting mode and a passive detecting mode are detected by adopting a sensing method thereof, the environmental background can be detected in advance in the active detecting mode, while a primal environmental parameter is stored temporarily, the active detecting mode is carried out intermittently under the actions of the passive detecting mode, and according to the detecting result of the passive detecting mode, the sensor can decide whether to activate a post device or not, or the sensor contrasts the detecting result of the active detecting mode with the primal environmental parameter, so as to decide whether to activate the post device or not.

Description

Sensor

Technical field

The relevant a kind of sensor of the utility model aims to provide and a kind ofly can be applicable to that family is saved from damage or the sensing apparatus of family digitalization, and can promote the practicality of this sensing apparatus.

Background technology

Burnt electric type infrared inductor is applied to that family is saved from damage and robotization has had one short period, its application mode is detected the fine motion of human body via this Jiao's electricity type infrared inductor, come gauge tap, and this switch is from being applied to the complicated switch of simple gauge tap to the induction light that adds other scalable lamp source control.

So-called fine motion exactly when human body as long as action (touching nose, waving by a small margin as yaw, hand) is arranged a little, when the situation used in home automation, meeting practicality very, as long as because enter the induction range of inductor, as long as little trick is arranged, the running that the pairing electrical equipment of inductor will continue continues to light as lantern festival, and electric fan can continue to rotate or the like.But derive other problem thus again, because electrical equipment must continue running according to the signal that inductor sent, but inductor is the inductor that belongs to passive type, the meaning is exactly after human body to be measured moves, focus on the sensitive surface of inductor through the lens array, cause induction point on the sensitive surface to detect moving of energy, and then emit signal and make corresponding circuits be conducting state, allow corresponding electrical equipment activate and use.Human body a period of time to be measured does not move, and infrared inductor will be blocked the circuit of corresponding electrical equipment.

Promptly be that human body will have action just can emit signal, though can prolong the time of lighting a lamp via the power path time of adjusting on the inductor, the time to after still must continue to have the state that little trick could the holding circuit conducting, for instance, enter the room of inductor as the user, the infrared energy of human body during inductor is sensed and moved, light by the electric light in room with regard to emitting signal, the user in the room static after because inductor can't be sensed moving of human body, can be with circuitry cuts, electric light has just extinguished, so the user must be by the little trick of some human bodies, allows inductor sense energy variation and emits signal, allow electric light continue to light, still more, if within the time of lighting a lamp, human body to be measured leaves herein, electrical equipment still in use, this also is energy dissipation.

And the problems referred to above improvement method traditionally all is to reduce the acquisition value that inductor is emitted signal, after standard reduces, the sensitivity of inductor just improves, but the situation that misoperation will be arranged like this, whether can be in the practicality of the following reinforcement inductor of the situation that does not increase misoperation, main points of the present utility model that Here it is.

The utility model content

The technical matters that the utility model solved promptly can be applicable to that family is saved from damage or the sensing apparatus of family digitalization providing a kind of, and can promote the practicality of this sensing apparatus.

The technical solution of the utility model is: a kind of sensor, and it includes at least: at least one active sensing cell; At least one feeling of passivity measurement unit; One control module, this control module are connected with this active sensing cell and feeling of passivity measurement unit respectively; One mnemon, this mnemon is connected with this active sensing cell; One transmission unit, this transmission unit is connected with control module.And its method for sensing utilization active sense mode and passive sense mode are detected, this active sense mode can be detected environmental background in advance, and a temporary primal environment parameter, and intermittence is carried out the active sense mode under passive sense mode start, can be according to the detecting result of passive sense mode, determine whether activating the back device, perhaps the initiatively detecting result of sense mode and the comparison of primal environment parameter determines whether activating the back device.

The beneficial effects of the utility model are: the utility model is mainly by forming relative motion between active sensing cell and live body to be measured, and formation active sense mode, utilize this active sense mode to detect environmental background in the time in certain intervals, and via with the comparison result of primal environment parameter, judge whether this live body to be measured still is positioned at induction range, further control the back device unlatching or close, and do not need under the live body perseveration to be measured, just judged the existence of this live body to be measured, there is inductor to remain static down with the improvement habit, just the shortcoming that can't respond to because of live body to be measured.

Description of drawings

Fig. 1 is the structural representation of sensor in the utility model;

Fig. 2 is the structural representation of sensing apparatus in the utility model;

Fig. 3 is the schematic flow sheet of method for sensing in the utility model;

Fig. 4 is for carrying out the initiatively synoptic diagram of sensing modes in the utility model;

Fig. 5 is for carrying out the synoptic diagram of passive sensing modes in the utility model;

Fig. 6 is for carrying out initiatively another synoptic diagram of sensing modes in the utility model.

[figure number explanation]

Sensor 1 is sensing cell 11 initiatively

First inductor, 111 driven units 112

First lens, 113 feeling of passivity measurement units 12

Second inductor, 121 second lens 122

Control module 13 mnemons 14

Transmission unit 15 back devices 2

Object 31 live bodies 32

Embodiment

Characteristics of the present utility model can be consulted the detailed description of the graphic and embodiment of this case and obtained to be well understood to.

The utility model sensor, as shown in Figure 1, this sensor 1 includes at least:

At least one active sensing cell 11, this active sensing cell 11 is provided with one first inductor 111 at least, one driven unit 112 and first lens 113, this driven unit 112 is connected with this first inductor 111, in order to promote this first inductor, 111 motions, this first inductor 111 can be the electric type infrared inductor of Jiao, these first lens 113 can be the plastic lens array of plural lenslet combination, and this driven unit 112 can be step motor, utilize this driven unit 112 to promote this first inductor 111 and move or rotate, and relative motion is arranged with this object under test.

At least one feeling of passivity measurement unit 12, this feeling of passivity measurement unit 12 is provided with one second inductor 121 and second lens 122 at least, this second inductor 121 can be the electric type infrared inductor of Jiao, and these second lens 122 can be the plastic lens array of plural lenslet combination.

One control module 13, this control module 13 is connected with this active sensing cell 11 and feeling of passivity measurement unit 12 respectively, and may command is somebody's turn to do the action of active sensing cell 11 and feeling of passivity measurement unit 12.

One mnemon 14, this mnemon 14 is connected with this active sensing cell 11.

And this sensor 1 can form sensing apparatus in order to be connected to a few back device 2, as shown in Figure 2, and this sensor 1 also is provided with a transmission unit 15 (this transmission unit 15 can transmit for wired or wireless mode certainly), this transmission unit 15 is connected with this control module 13, be sent to this back device 2 with signal via control module 13 and transmission unit 15 with

active sensing cell

11 and 12 sensings of feeling of passivity measurement unit, make this back device 2 start or not starts, and should can be illuminating lamp by back device 2, house equipment, safety system, any of alarming device and mobile phone, make this sensing apparatus can be applicable to that family is saved from damage or family digitalization in; Wherein, the method for sensing of this sensing apparatus is please consulted Fig. 2 and shown in Figure 3 simultaneously, and it comprises the following step at least;

Steps A, carry out the active sense mode by this active sensing cell 1, earlier environmental background is detected (as shown in Figure 4), there is no live body (for example human body) among this induction range A this moment exists, and this first inductor 111 can receive the infrared ray that object 31 is sent in the induction range through first lens 113, and the parameter value of detecting is temporary in the mnemon 14, and form the primal environment parameter.

Step B, enter passive sense mode, this passive sense mode is then carried out by feeling of passivity measurement unit 12, if detecting has live body 32 (for example human body) to enter induction range A (as shown in Figure 5), this second inductor 121 will see through second lens 122 and receive the infrared ray that live body 32 to be measured is sent, and then send signal and be sent to this back device 2 via control module 13 and transmission unit 15, device 2 starts of order back, in the enforcement as shown in the figure, this back device 2 can be illuminating lamp, and this illuminating lamp was then opened and was illuminating state this moment; Certainly, if the perseveration in this induction range A of this live body 32, this feeling of passivity measurement unit 12 can sense the infrared energy of mobile live body 32 equally, continues start and send signal order back device 2.

Step C, intermittence is carried out the active sense mode under passive sense mode, can preestablish 1 actuation time of this active sensing cell in control module 13 in the present embodiment, make this active sense mode can start in certain interval time, and environmental background is detected, and primal environment parameter temporary in environmental parameter value and the mnemon 14 of detecting is compared; Wherein, if this live body 32 to be measured is still in this induction range A but under remaining static (as shown in Figure 6), this moment, this passive sense mode then can't sensing, then detect by this active sense mode, because live body 32 to be measured is arranged in induction range A, the preceding measured primal environment parameter that the environmental parameter value of being detected can be followed is variant, and this moment, initiatively sensing cell 1 will judge that live body 32 to be measured is still in induction range A and allow corresponding back device 2 continue the holding circuit conducting states; But if the environmental parameter value that the active sense mode is detected is identical with the primal environment parameter, this active sensing cell 1 will judge that live body to be measured has left induction range A (as shown in Figure 4), then send signal order back device 2 and stop start, that is this illuminating lamp then is a closed condition.

Indulge the above, the utility model is mainly by forming relative motion between active sensing cell and live body to be measured, and formation active sense mode, utilize this active sense mode to detect environmental background in the time in certain intervals, and via with the comparison result of primal environment parameter, judge whether this live body to be measured still is positioned at induction range, further control the back device unlatching or close, and do not need under the live body perseveration to be measured, just judged the existence of this live body to be measured, there is inductor to remain static down with the improvement habit, just the shortcoming that can't respond to because of live body to be measured.

Technology contents of the present utility model and technical characterstic disclose as above, yet the personage who is familiar with this technology still may do various replacement and the modifications that do not deviate from this case utility model spirit based on announcement of the present utility model.Therefore, protection domain of the present utility model should be not limited to those disclosed embodiments, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by following claim.

Claims

1, a kind of sensor is characterized in that, it includes at least:

At least one active sensing cell;

At least one feeling of passivity measurement unit;

One control module, this control module are connected with this active sensing cell and feeling of passivity measurement unit respectively;

One mnemon, this mnemon is connected with this active sensing cell;

One transmission unit, this transmission unit is connected with control module.

2, sensor as claimed in claim 1 is characterized in that, this active sensing cell is provided with one first inductor, at least in order to promote the driven unit and first lens of this first inductor motion, and this driven unit is connected with this first inductor.

3, sensor as claimed in claim 2 is characterized in that, this first inductor is burnt electric type infrared inductor.

4, sensor as claimed in claim 2 is characterized in that, these first lens are the plastic lens array.

5, sensor as claimed in claim 2 is characterized in that, this driven unit is a step motor.

6, sensor as claimed in claim 1 is characterized in that, this feeling of passivity measurement unit is provided with one second inductor and second lens at least.

7, sensor as claimed in claim 6 is characterized in that, this second inductor can be the electric type infrared inductor of Jiao.

8, sensor as claimed in claim 6 is characterized in that, these second lens are the plastic lens array.

9, sensor as claimed in claim 1 is characterized in that, this transmission unit is wireless transmission method or wire transmission mode.

10, sensor as claimed in claim 1 is characterized in that, this sensor can connect at least one back device via transmission unit.