CN203504850U - Night lamp for telephone - Google Patents
Night lamp for telephone Download PDFInfo
- Publication number
- CN203504850U CN203504850U CN201320661544.3U CN201320661544U CN203504850U CN 203504850 U CN203504850 U CN 203504850U CN 201320661544 U CN201320661544 U CN 201320661544U CN 203504850 U CN203504850 U CN 203504850U
- Authority
- CN
- China
- Prior art keywords
- resistance
- comparator
- phone
- electric capacity
- diode
- Prior art date
- 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 - Fee Related
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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
Abstract
The utility model discloses a night lamp for a telephone. The night lamp comprises a power input end, a rectifier, a first capacitor, a second capacitor, a third capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a comparator, a first switch, a second switch, an amplifier, a transducer, a lamp bulb, a first diode and a second diode. The night lamp for the telephone is simple in design and is very practical, can be automatically lightened by switching on the power at night, is automatically turned off in the daytime or when the phone is hung up without bell rings, saves the power resource, and is a kind of equipment which can be popularized.
Description
Technical field
The utility model relates to a kind of lighting device, relates in particular to a kind of phone ight lamp.
Background technology
The use of fixed line phone is popularized very much, the flash lamp device that most of common fixed line phone does not carry, this is to using night phone to cause great inconvenience, and more existing telephone lamps are Chang Liang, so just wasted many electric power resources, and long-term work also easily damages.
Utility model content
The purpose of this utility model provides a kind of phone ight lamp with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises power input, rectifier, the first electric capacity, the second electric capacity, the 3rd electric capacity, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, photo resistance, comparator, the first switch, second switch, amplifier, transducer, bulb, the first diode and the second diode, described power input is connected with the negative pole end of described the first diode simultaneously, the first end of described the first electric capacity, the ac input end of described rectifier, the positive supply input end of described amplifier, the first end of described the 3rd resistance, the first end of described the 4th resistance, the first end of described the 5th resistance, the 4th pin of described comparator, the tripod of described comparator is connected with the negative pole end of described the second diode, the first phone end of incoming cables is connected with the negative pole end of phone and described rectifier simultaneously, the second phone end of incoming cables is connected with described phone with the positive terminal of rectifier simultaneously, the ac input end while of described rectifier and the second end of described the first electric capacity, the positive terminal of described the first diode, the first end of described transducer, the first end of described the first resistance, the first end of described the second resistance, the earth terminal of described amplifier, the first end of described photo resistance, the first end of described the first switch, the first end of described the 3rd electric capacity, the first pin of described comparator, the positive terminal of described the second diode, the crus secunda of described comparator, the first end of described second switch connects and ground connection, the first end of described transducer is connected with the first end of described the second electric capacity, the second end of described the second electric capacity is connected with the second end of described the first resistance and the electrode input end of described amplifier simultaneously, the negative input of described amplifier is connected with the second end of described the second resistance, the output while of described amplifier and the second end of described the 3rd resistance, the second end of described photo resistance, the second end of described the 4th resistance, the 7th pin of the second end of described second switch and described comparator is connected, described the 5th resistance simultaneously with the 5th pin of described comparator, the 6th pin is connected with the second end of described the 3rd electric capacity, and the second end of described second switch is connected with the first end of described bulb, and the second end of described bulb is connected with the output of described power input.
Particularly, described transducer is arranged on the ring acoustical generator of described phone, and the vibration producing by responding to the ringer of phone produces AC signal and supplies with comparator.
The beneficial effects of the utility model are:
The utility model simplicity of design, very practical, evening, incoming call can be lighted automatically, and daytime or on-hook can be closed during without the tinkle of bells automatically, have saved electric power resource, are a kind of equipment that can popularize.
Accompanying drawing explanation
Fig. 1 is circuit structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises power input, rectifier VD, phone P, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, photo resistance RC, comparator Z, the first K switch 1, second switch K2, amplifier Y, transducer H, bulb D, the first diode Q1 and the second diode Q2, power input S is connected with the negative pole end of the first diode Q1 simultaneously, the first end of the first capacitor C 1, the ac input end of rectifier VD, the positive supply input of amplifier Y, the first end of the 3rd resistance R 4, the first end of the 4th resistance R 5, the first end of the 5th resistance R 6, the 4th pin of comparator Z, the tripod of comparator Z is connected with the negative pole end of the second diode Q2, the negative pole end of rectifier VD is connected with the first phone end of incoming cables L1 simultaneously, phone P is connected with the positive terminal of rectifier VD with the second phone end of incoming cables L2 simultaneously, the ac input end while of rectifier VD and the second end of the first capacitor C 1, the positive terminal of the first diode Q1, the second end of transducer H, the first end of the first resistance R 1, the first end of the second resistance R 2, the earth terminal of amplifier Y, the first end of photo resistance RC, the first end of the first K switch 1, the first end of the 3rd capacitor C 3, the first pin of comparator Z, the positive terminal of described the second diode Q2, the crus secunda of described comparator Z, the first end of described second switch K2 connects and ground connection, the first end of transducer H is connected with the first end of the second capacitor C 2, the second end of the second capacitor C 2 is connected with the electrode input end of amplifier Y with the second end of the first resistance R 1 simultaneously, the negative input of amplifier Y is connected with the second end of the second resistance R 2, the output while of amplifier Y and the second end of the 4th resistance R 4, the second end of photo resistance RC, the second end of the 4th resistance R 4, the 7th pin of the second end of second switch K2 and comparator Z is connected, the 5th resistance R 5 simultaneously with the 5th pin of comparator Z, the 6th pin is connected with the second end of the 3rd capacitor C 3, and the second end of second switch K2 is connected with the first end of bulb D, and the second end of bulb D is connected with the output N of power input.Daytime, photo resistance RC resistance value little to 20K Ω once, the output amplitude variation that guarantees amplifier Y is less than 2/3rds of power input voltage, be not enough to trigger comparator Z monostable trigger-action circuit, evening, photo resistance RC resistance value, more than 1M Ω, does not affect amplifier Y exporting change and removes trigger comparator Z.Will make a phone call night, and after off-hook, K switch 2 closures make the tripod of comparator Z export high point, and bulb D is bright, and after on-hook, K2 disconnects, and comparator Z resets, bulb D automatic distinguishing.
Claims (2)
1. a phone ight lamp, is characterized in that: comprise power input, rectifier, the first electric capacity, the second electric capacity, the 3rd electric capacity, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, photo resistance, comparator, the first switch, second switch, amplifier, transducer, bulb, the first diode, the second diode, described power input simultaneously with the negative pole end of described the first diode, the first end of described the first electric capacity, the ac input end of described rectifier, the positive power source terminal of described amplifier, the first end of described the 3rd resistance, the first end of described the 4th resistance, the first end of described the 5th resistance, the 4th pin of described comparator, the tripod of described comparator is connected with the negative pole end of described the second diode, the first phone end of incoming cables is connected with the negative pole end of phone and described rectifier simultaneously, the second phone end of incoming cables is connected with described phone with the positive terminal of described rectifier simultaneously, the ac input end while of described rectifier and the second end of described the first electric capacity, the positive terminal of described the first diode, the second end of described transducer, the first end of described the first resistance, the first end of described the second resistance, the earth terminal of described amplifier, the first end of described photo resistance, the first end of described the first switch, the first end of described the 3rd electric capacity, the first pin of described comparator, the positive terminal of described the second diode, the crus secunda of described comparator, the first end of described second switch connects and ground connection, the first end of described transducer is connected with the first end of described the second electric capacity, the second end of described the second electric capacity is connected with the second end of described the first resistance and the electrode input end of described amplifier simultaneously, the negative input of described amplifier is connected with the second end of described the second resistance, the output while of described amplifier and the second end of described the 3rd resistance, the second end of described photo resistance, the second end of described the 4th resistance, the 7th pin of the second end of described second switch and described comparator is connected, described the 5th resistance simultaneously with the 5th pin of described comparator, the 6th pin is connected with the second end of described the 3rd electric capacity, and the second end of described second switch is connected with the first end of described bulb, and the second end of described bulb is connected with the output of described power supply.
2. a kind of phone ight lamp according to claim 1, is characterized in that: described transducer is arranged on the ring acoustical generator of described phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320661544.3U CN203504850U (en) | 2013-10-25 | 2013-10-25 | Night lamp for telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320661544.3U CN203504850U (en) | 2013-10-25 | 2013-10-25 | Night lamp for telephone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203504850U true CN203504850U (en) | 2014-03-26 |
Family
ID=50335787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320661544.3U Expired - Fee Related CN203504850U (en) | 2013-10-25 | 2013-10-25 | Night lamp for telephone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203504850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107396520A (en) * | 2017-08-21 | 2017-11-24 | 绵阳鑫阳知识产权运营有限公司 | Suitable for the phone circuit for lamp of night call |
-
2013
- 2013-10-25 CN CN201320661544.3U patent/CN203504850U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107396520A (en) * | 2017-08-21 | 2017-11-24 | 绵阳鑫阳知识产权运营有限公司 | Suitable for the phone circuit for lamp of night call |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20141025 |
|
| EXPY | Termination of patent right or utility model |