CN2203401Y - Infrared-sensitive automatic lamp - Google Patents
Infrared-sensitive automatic lamp Download PDFInfo
- Publication number
- CN2203401Y CN2203401Y CN 94227990 CN94227990U CN2203401Y CN 2203401 Y CN2203401 Y CN 2203401Y CN 94227990 CN94227990 CN 94227990 CN 94227990 U CN94227990 U CN 94227990U CN 2203401 Y CN2203401 Y CN 2203401Y
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- China
- Prior art keywords
- infrared
- protecgulum
- sensor
- solid
- pcb
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides a lighting lamp which can realize automatic switch opening by passive infrared detecting technology. Infrared light detection and opto-electronic conversion can be formed by binary pyroelectric sensor and a fresnel lens. The comparison processing of amplifying electrical signals can be completed by an integrated circuit block and a visible light sensor. A bulb can be lightened by a solid switch, and integral lamp is composed of a casing, a print circuit board, a lamp holder and a lamp cover. A movable mounting mean and a fixing mounting mean can be realized by a detachable type power supply plug. The utility model can be suitable for family rooms, automatic lighting of a door and alarm display for entering a dangerous area.
Description
The utility model relates to a kind of automatic lighting, a kind of especially light fixture of realizing automatic switch with the infrared emanation Detection Techniques.
The switch form of light fixture has a lot, and hand switch is arranged, audio-switch, these switches easy to use and reliable on Chang Buneng take into account.Need in the life a kind of needn't be manually or the sounding sound open switch, a very important person comes into and is monitored the zone and will opens the light fixture that switch is lighted bulb automatically.
It is a kind of easy for installation that the purpose of this utility model is to provide, and service-strong is opened the infrared-sensitive non-attended light of switch automatically.This light fixture both can be done automatic illumination, can play antitheft alarm effect again.
The purpose of this utility model is to finish with following technical scheme.Its principle is based on the passive infrared detection principle.By the infra-red detection device, the visible light sniffer, the signal of telecommunication amplifies treating apparatus, solid-state switch, housing, lamp socket, lampshade is formed.Constitute optical system by the polyethylene Fresnel Lenses, the infrared energy of human body radiation is converged on the photosurface of double base pyroelectric infrared sensor, pyroelectric sensor discharges the charge generation signal of telecommunication after receiving heat radiation, and the signal of telecommunication is delivered to logic processing circuit after amplifying circuit amplifies.Logic circuit according to the visible light sniffer the power of responsive ambient light illumination carry out judgment processing, the infrared signal of telecommunication can't pass logic processing circuit when ambient light illumination is strong, when ambient light illumination is more weak, the infrared signal of telecommunication just passes through logic processing circuit, trigger the monostable time delay circuit, the output of delay circuit is opened through amplification driving circuit control solid-state switch.Power circuit converts the input AC high pressure to the dc low-voltage of supplying with pyroelectric sensor biasing circuit and signal processing circuit use.Attaching plug directly is fixed on the printed circuit board (PCB), and all control assembly and lamp installation are in a plastic casing.
The utility model has following useful effect:
This infrared-sensitive non-attended light have volume little, in light weight, need not wiring, easy for installation, adopt infrared detection technique to come sensitivity that unmanned the existence arranged.Reach automatic illumination as long as when the environment low-light (level), there is people's activity just can open switch automatically.
2. this infrared-sensitive non-attended light has the ambient light illumination sensor, and the automatic unlatching that it can control infrared-sensitive is only worked when illuminance is low, has both reached and can turn on light automatically, again the effect of energy savings.
3. this infrared-sensitive non-attended light also has security personnel's effect, and it can be installed in the deathtrap and prevent to be strayed into, and plays the alarm effect.
4. this infrared-sensitive non-attended light contains the self-mountable ﹠ dismountuble attaching plug, can make movable lamps, also can fixedly mount.
Below in conjunction with accompanying drawing details of the present utility model is further illustrated.
Fig. 1 is a front view of the present utility model.
Fig. 2 is a side view of the present utility model.
Fig. 3 is a structure cut-away view of the present utility model.
Fig. 4 is an electrical schematic diagram of the present utility model.
Fig. 5 is the front view of another embodiment of the utility model.
Referring to Fig. 1, Fig. 2, Fig. 3, the utility model is formed one to infra-red detection device and light fixture.The infra-red detection device is made up of double base pyroelectric infrared sensor 41 and Fresnel Lenses 3.Fresnel Lenses 3 is loaded on the top hemisphere of housing protecgulum 1.Pyroelectric infrared sensor 41 is contained on the printed circuit board (PCB) 4.Printed circuit board (PCB) 4 is between housing protecgulum 1 and bonnet 5, and protecgulum 1 and bonnet 5 are screwed.Visible light sensor 43 is contained on the printed circuit board (PCB) 4, and its photosurface has the hole of corresponding photosurface towards protecgulum 1 on the protecgulum 1.Time-delay regulator potentiometer 42 is contained on the printed circuit board (PCB) 4, and there is the through hole of corresponding adjustable side its adjustable side towards protecgulum 1 on the protecgulum 1.
Referring to Fig. 3, Fig. 4, signal of telecommunication amplification treatment circuit 44 of the present utility model and power circuit 45, amplification driving circuit 49, solid-state switch 46 and bridge rectifier are contained on the printed panel 4.Amplification treatment circuit 44 is that a special-purpose infrared signal is amplified the processing integrated circuit, and model is SNS9201.The signal of pyroelectric infrared sensor 41 is delivered to the 14th pin of amplification treatment circuit 44, amplifies through two-stage and delivers to window comparator, and logic processing circuit is delivered in the output of window comparator.The signal of visible light sensor 43 is delivered to logic processing circuit through the threshold value comparator.By the signal triggering monostable time delay circuit of logic processing circuit, the 2nd pin through amplification treatment circuit 44 of monostable time delay circuit outputs to amplification driving circuit 49, and the output control solid-state switch 46 of amplification driving circuit 49 is opened.Alternating current again through bulb contact 47 is lighted bulb 6 through rectifier bridge heap back by solid-state switch 46 by attaching plug 48.
Attaching plug 48 of the present utility model is contained on the solder side of printed circuit board (PCB) 4, and attaching plug 48 exposes from the notch of housing bonnet 5.Attaching plug 48 is screwed and is made into detachable.The notch that housing bonnet 5 bottom attaching plugs 48 expose is formed with two mobilizable pumping boards 51.Pumping board 51 can expose the screw of fixed power source plug 48.One end of attaching plug 48 is connected on the bulb electrode contact blade 47 by printed circuit board (PCB) 4.
Light fixture of the present utility model part is by lamp socket 11, bulb 6, and bulb electrode contact blade 47 and lampshade 2 are formed, and bulb electrode contact blade 47 is contained on the printed circuit board (PCB) 4, and bulb electrode contact blade 47 stretches to lamp socket 11 by two through holes in protecgulum 1 bottom.Bulb 6 adopts screw socket bulb, lamp socket 11 adopts adhesive glue to be bonded on the protecgulum 1 and fuses, bulb 6 just in time contacts with two lamp electrodes contacts 47 that stretch out lamp socket 11 when screwing in, and lampshade 2 is stuck in two notches of protecgulum 1, and the translucent polythene material of lampshade 2 usefulness is made.
The utility model designer recommends following embodiment:
According to aforesaid embodiment, infra-red detection device, signal amplify treating apparatus and light fixture is made one.Lamp outer casing protecgulum 1 and bonnet 5 usefulness flame-proof ABS plastics are pressed into.Hemisphere housing place, shell protecgulum 1 top opens round mouth, the sticking Fresnel Lenses 3 of dress, and Fresnel Lenses 3 usefulness polythene materials are made.It is the screw socket bulb of 10W that bulb 6 adopts power.The rib-loop of the rib-loop of lamp socket 11 and bulb 6 matches, and lamp socket 11 is bonded into one with protecgulum 1 usefulness adhesive glue.Bulb electrode contact blade 47 is installed on the component side of printed circuit board (PCB) 4, draws by two flat square holes of protecgulum 1, exposes with the electrode of bulb 6 from lamp socket 11 rib knitted collars well to contact.Lampshade 2 adopts half-cylindrical, and its curvature is consistent with two ball curvature of protecgulum 1, forms good body and connects.The notch close-fitting mode of the bayonet socket at lampshade 2 semicolumn two ends and protecgulum 1 is inserted.Bonnet 5 and two screws of protecgulum 1 usefulness are fastening.Two movable pumping boards 51 are equipped with in bonnet 5 lower ends, and pumping board 51 has notch, and attaching plug 48 just stretches out from this notch.Extract pumping board 51 out and can expose the screw that is used for fixing attaching plug 48.Lay down screw and can take off attaching plug 48, replace attaching plug 48 to receive on the ac current source with flexible circuit conductor, protecgulum 1 and bonnet 5 have two corresponding through holes, utilize these two through holes can be the light fixture installation that fixes.
Referring to Fig. 4 and Fig. 3, the amplification treatment circuit of present embodiment is by printed circuit board (PCB) 4, Infrared Detectors 41 and biasing circuit thereof, signal processing circuit 44 drives amplifying circuit 49, solid-state switch 46, the rectifier bridge heap, visible light sensor 43, time regulator potentiometer 42 and power circuit 45 are formed.The signal of Infrared Detectors 41 is from biasing R
1Last the 13rd pin of delivering to amplification treatment circuit 44 that takes out.Two capacitor C
2, C
3Symmetry inserts biasing R
1On play the effect of anti-electromagnetic interference.Signal processing circuit 44 is selected the SNS9201 special IC for use.Two operational amplifiers that are used to amplify infrared signal have been comprised in this integrated circuit, a voltage comparator that is used to detect light sensor 43 responsive ambient light illumination powers; In addition two comparators are formed the bi-directional voltage comparators and are used for filtering noise and take out the infrared signal of having amplified; Also be useful on a logic processing circuit handling infrared signal and illuminance signal, by oscillator, the monostable time delay circuit that frequency counter constitutes.Export from the 2nd pin of amplification treatment circuit 44 by the time delayed signal that amplifies after handling.This time delayed signal is through amplification driving circuit 49 control solid-state switches 46, and solid-state switch 46 adopts one-way SCR.One-way SCR can not be made two-way switch, utilizes the alternating current that flows through bulb 6 to pass through one-way SCR by rectifier bridge heap conversion direct current in the present embodiment, makes one-way SCR realize the effect of two-way switch.
105 millimeters * 50 millimeters * 72 millimeters of present embodiment overall dimensions.
Present embodiment monitors visual field 5 degree.
Present embodiment operating distance is not less than 5 meters.
The utility model designer recommends another embodiment, referring to Fig. 5, comparing different with previous embodiment is the hemispherical top that three circular Fresnel Lenses 3 is loaded on protecgulum 1, promptly increase again and adorn two Fresnel Lenses, to increase the visual angle in two sides of the former circular Fresnel Lenses 3 of preceding embodiment.
Claims (1)
1, a kind of infrared-sensitive non-attended light is made up of infra-red detection device, visible light sensor, signal of telecommunication amplification treating apparatus, solid-state switch, integrated housing, it is characterized in that:
(a). said infra-red detection device, to form by double base pyroelectric infrared sensor (41) and Fresnel Lenses (3), the photosurface of pyroelectric sensor (41) is on the focus of Fresnel Lenses (3);
(b). the said signal of telecommunication amplifies treating apparatus (44) and is installed on the printed circuit board (PCB) (4), with the infrared signal and the responsive ambient light illumination signal process of visible light sensor (43) logical process of pyroelectric sensor (41), deliver to amplification driving circuit (49) and remove to drive solid-state switch (46);
(c). said solid-state switch (46) is driven by amplification driving circuit (49), and solid-state switch (46) is used one-way SCR, and the additional bridge heap of one-way SCR is formed two-way switch;
(d). the Fresnel Lenses (3) with one or three circle is loaded on the hemispherical top of body protecgulum (1); Pyroelectric sensor (41) electric signal process unit (44), solid-state switch (46), driving amplifying circuit (49), rectifier bridge heap, power circuit (45), visible light sensor (43) are installed on the printed circuit board (PCB) (4), protecgulum (1) and bonnet (5) close up printed circuit board (PCB) (4) are fixed in the housing, lampshade (2) is inserted on the protecgulum (1) tightly, and the lamp socket (11) that supports bulb is bonded in the protecgulum (1); The pumping board (51) that two activities are equipped with in the lower end of bonnet (5) is equipped with the screw of fixed power source plug (48) in it; Attaching plug (48) is fixed on the solder side of printed circuit board (PCB) (4), and forms integrated light fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94227990 CN2203401Y (en) | 1994-04-06 | 1994-04-06 | Infrared-sensitive automatic lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94227990 CN2203401Y (en) | 1994-04-06 | 1994-04-06 | Infrared-sensitive automatic lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2203401Y true CN2203401Y (en) | 1995-07-12 |
Family
ID=33840627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94227990 Expired - Lifetime CN2203401Y (en) | 1994-04-06 | 1994-04-06 | Infrared-sensitive automatic lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2203401Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913872A (en) * | 2012-10-26 | 2013-02-06 | 大连工业大学 | Arrangement method of pyroelectric infrared sensor nodes |
| CN1763792B (en) * | 2004-10-22 | 2013-11-06 | 韦尔马控股有限及两合公司 | Signal unit |
| CN107370113A (en) * | 2017-08-08 | 2017-11-21 | 成都其联科技有限公司 | Designed based on infrared electronic technology and there is the golden guard system of power-off protection function |
-
1994
- 1994-04-06 CN CN 94227990 patent/CN2203401Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1763792B (en) * | 2004-10-22 | 2013-11-06 | 韦尔马控股有限及两合公司 | Signal unit |
| CN102913872A (en) * | 2012-10-26 | 2013-02-06 | 大连工业大学 | Arrangement method of pyroelectric infrared sensor nodes |
| CN107370113A (en) * | 2017-08-08 | 2017-11-21 | 成都其联科技有限公司 | Designed based on infrared electronic technology and there is the golden guard system of power-off protection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |