CN205755009U - A kind of acousto-optic sensing lamp - Google Patents
A kind of acousto-optic sensing lamp Download PDFInfo
- Publication number
- CN205755009U CN205755009U CN201620737328.6U CN201620737328U CN205755009U CN 205755009 U CN205755009 U CN 205755009U CN 201620737328 U CN201620737328 U CN 201620737328U CN 205755009 U CN205755009 U CN 205755009U
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- China
- Prior art keywords
- circuit
- relay
- acousto
- audion
- power supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
This utility model provides a kind of acousto-optic sensing lamp, including current rectifying and wave filtering circuit and control circuit, the sound sensor circuit that is connected with control circuit, photoinduction circuit, described control circuit includes integrating control chip, relay and relay drive circuit, described relay coil positive pole connects current rectifying and wave filtering circuit output cathode, relay coil negative pole connects integrating control chip by relay drive circuit, relay normally open terminal connects alternating current power supply live wire, normally closed terminal connects emergency power supply feeder ear by critesistor, and intermediate terminal connects load.The input by Control emergency power supply of the acousto-optic described in the utility model sensing lamp, is controlled relay by governor circuit and switches between main power source and emergency power supply, stable and reliable in work, good energy-conserving effect.
Description
Technical field
This utility model relates to field of illumination lamp technology.
Background technology
Acousto-optic sensing lamp is only having people just to open illumination, good energy-conserving effect through out-of-date triggering, therefore applies the most universal.
This lamp is arranged in corridor, also needs possess function of emergency illumination, can input emergency power supply after main power source breaks down, and opens
Illumination functions.It is thus desirable to its control circuit is specifically designed, to ensure stable duty.
Utility model content
This utility model provides a kind of acousto-optic sensing lamp stable and reliable in work.
The technical solution of the utility model is as follows: a kind of acousto-optic sensing lamp, including current rectifying and wave filtering circuit and control circuit, with
The sound sensor circuit of control circuit connection, photoinduction circuit, it is characterised in that described control circuit includes integrating control core
Sheet, relay and relay drive circuit, described relay coil positive pole connects current rectifying and wave filtering circuit output cathode, relay line
Circle negative pole connects integrating control chip by relay drive circuit, and relay normally open terminal connects alternating current power supply live wire, normally closed
Terminal connects emergency power supply feeder ear by critesistor, and intermediate terminal connects load.
Preferably, described critesistor is the critesistor of two series connection.
Preferably, described relay drive circuit includes audion Q1, and its base stage connects integrating control by current-limiting resistance
Chip, colelctor electrode connects relay coil negative terminal, and emitter stage connects current rectifying and wave filtering circuit.
Preferably, described photoinduction circuit includes that photoconductive resistance R1 and audion Q6, audion Q6 colelctor electrode pass through current limliting
Resistance connects DC source, grounded emitter；Photoconductive resistance R1 and another current-limiting resistance are series between DC source and ground, take
Series connection point signal accesses audion Q6 base stage, and signal exports to integrating control chip after audion amplifies.
Preferably, described sound sensor circuit includes sound transducer MIC1 and audion Q4, Q5, sound transducer MIC1
Export to integrating control chip after audion Q4, Q5 two-stage is amplified after obtaining acoustical signal.
Preferably, the DC converting circuit that power supply is provided also is included for control circuit.
The input by Control emergency power supply of the acousto-optic described in the utility model sensing lamp, is controlled to continue by governor circuit
Electrical equipment switches between main power source and emergency power supply, stable and reliable in work, good energy-conserving effect.
Accompanying drawing explanation
Fig. 1 is this utility model current rectifying and wave filtering circuit and relay, relay drive circuit principle schematic；
Fig. 2 is this utility model acousto-optic sensor circuit principle schematic；
Fig. 3 is this utility model integrating control chip connection diagram.
Detailed description of the invention
For the ease of it will be appreciated by those skilled in the art that below in conjunction with accompanying drawing and embodiment, this utility model to be entered
One step describes in detail.
Such as Fig. 1-3, in the present embodiment, described acousto-optic sensing lamp includes the current rectifying and wave filtering circuit electrically connected with city, controls electricity
Road, the sound sensor circuit being connected with control circuit, photoinduction circuit, the DC converting circuit of power supply is provided for control circuit.
Wherein, current rectifying and wave filtering circuit uses rectifier bridge BR, electric capacity C18 filtering.Described photoinduction circuit includes photoconductive resistance R1 and three poles
Pipe Q6, audion Q6 colelctor electrode connects DC source VCC, grounded emitter by current-limiting resistance R40；Photoconductive resistance R1 and another
Current-limiting resistance R14 is series between DC source VCC and ground, takes series connection point signal and accesses audion Q6 base stage, and signal is through three poles
Pipe Q6 exports to integrating control chip U2 the 2nd pin after amplifying.Described sound sensor circuit includes sound transducer MIC1 and three
Pole pipe Q4, Q5, sound transducer MIC1 exports to integrating control core after obtaining acoustical signal after audion Q4, Q5 two-stage is amplified
Sheet U2 the 7th pin.
Control circuit includes integrating control chip U2, relay K 1 and relay drive circuit, described relay K 1 coil
Positive pole connects current rectifying and wave filtering circuit output cathode, and relay coil negative pole connects integrating control chip by relay drive circuit
U2, relay normally open terminal connects alternating current power supply live wire L, and normally closed terminal passes sequentially through two critesistor RC1, RC2 connections should
Anxious power supply side C, intermediate terminal connects load end A.Described relay drive circuit includes audion Q1, and its base stage is by limit
Leakage resistance R15, diode D4 connect integrating control chip U2 the 3rd pin, collector connection relay coil negative terminal, and emitter stage is even
Connect current rectifying and wave filtering circuit (ground connection).
DC converting circuit includes DC-DC conversion chip U1, diode D1, stabilivolt Z1 etc., and external power source is through two poles
Pipe D1 is linked into stabilivolt Z1 voltage stabilizing end voltage stabilizing to low voltage after resistance R1, R2, R17 current limliting again after being converted into direct current, then
Filtering through electric capacity C5, C1, recently enter DC-DC conversion chip U1, obtaining stable 5V DC voltage VCC is integrating control core
Sheet U2 powers.DC-DC conversion chip U1 outfan is also connected to filter capacitor C4, C2.
During use, sensing lamp receives sounds trigger signal and is transferred to control chip U1, and control chip U1 is further according to light sensation
Answer the signal that circuit gathers, it is judged that ambient is strong and weak, if light is relatively strong, need not open illumination, as light is more weak, control
Chip signal output processed controls the change of relay K 1 contact and opens illumination, closes after time delay certain time.When relay contact is cut
When changing, two critesistor can effectively prevent the phenomenon of arc discharge produced during the action of contact.When having an accident, civil power cannot normally supply
During electricity, C terminates and illuminates for a long time into emergency power supply, it is not necessary to relay contact switches, and acousto-optic induction end shields.
Being more than specific implementation of the present utility model, it describes more concrete and detailed, but can not therefore manage
Solve as the restriction to this utility model the scope of the claims.It should be pointed out that, for the person of ordinary skill of the art, not
On the premise of departing from this utility model design, it is also possible to making some deformation and improvement, these obvious alternative forms are equal
Belong to protection domain of the present utility model.
Claims (6)
1. an acousto-optic sensing lamp, including current rectifying and wave filtering circuit and control circuit, the sound sensor circuit being connected with control circuit,
Photoinduction circuit, it is characterised in that described control circuit includes integrating control chip, relay and relay drive circuit, institute
Stating relay coil positive pole and connect current rectifying and wave filtering circuit output cathode, relay coil negative pole is connected by relay drive circuit
Integrating control chip, relay normally open terminal connects alternating current power supply live wire, and normally closed terminal connects emergency power supply by critesistor
Feeder ear, intermediate terminal connects load.
2. according to the acousto-optic sensing lamp described in claim 1, it is characterised in that: described critesistor is the temperature-sensitive of two series connection
Resistance.
3. according to the acousto-optic sensing lamp described in claim 1, it is characterised in that described relay drive circuit includes audion
Q1, its base stage connects integrating control chip by current-limiting resistance, and colelctor electrode connects relay coil negative terminal, and emitter stage connects
Current rectifying and wave filtering circuit.
4. according to described in claim 1 acousto-optic sensing lamp, it is characterised in that: described photoinduction circuit include photoconductive resistance R1 and
Audion Q6, audion Q6 colelctor electrode connects DC source, grounded emitter by current-limiting resistance；Photoconductive resistance R1 limits with another
Leakage resistance is series between DC source and ground, takes series connection point signal and accesses audion Q6 base stage, and signal is after audion amplifies
Output is to integrating control chip.
5. according to the acousto-optic sensing lamp described in claim 1, it is characterised in that: described sound sensor circuit includes sound transducer
MIC1 and audion Q4, Q5, sound transducer MIC1 exports to collection after obtaining acoustical signal after audion Q4, Q5 two-stage is amplified
Become control chip.
6. according to the acousto-optic sensing lamp described in claim 1, it is characterised in that: also include the direct current that power supply is provided for control circuit
Change-over circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737328.6U CN205755009U (en) | 2016-07-14 | 2016-07-14 | A kind of acousto-optic sensing lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737328.6U CN205755009U (en) | 2016-07-14 | 2016-07-14 | A kind of acousto-optic sensing lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205755009U true CN205755009U (en) | 2016-11-30 |
Family
ID=57379051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620737328.6U Active CN205755009U (en) | 2016-07-14 | 2016-07-14 | A kind of acousto-optic sensing lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205755009U (en) |
-
2016
- 2016-07-14 CN CN201620737328.6U patent/CN205755009U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 516005 Jinhu Industrial Zone, Shihu Village, Baitang Town, Boluo County, Huizhou City, Guangdong Province Patentee after: Guangdong Honghe Lang Electrical Co., Ltd. Address before: 516005 Jinhu Industrial Zone, Shihu Village, Baitang Town, Boluo County, Huizhou City, Guangdong Province Patentee before: Guangdong red hi tech Industrial Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 516005 Jinhu Industrial Zone, Shihu Village, Baitang Town, Boluo County, Huizhou City, Guangdong Province Patentee after: Honghelang (Huizhou) Electric Co.,Ltd. Address before: 516005 Jinhu Industrial Zone, Shihu Village, Baitang Town, Boluo County, Huizhou City, Guangdong Province Patentee before: GUANGDONG HONGHELANG ELECTRICIAN Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |