CN201757927U - Small hanger chain for preventing personal effects from being lost - Google Patents
Small hanger chain for preventing personal effects from being lost Download PDFInfo
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- CN201757927U CN201757927U CN2010202215999U CN201020221599U CN201757927U CN 201757927 U CN201757927 U CN 201757927U CN 2010202215999 U CN2010202215999 U CN 2010202215999U CN 201020221599 U CN201020221599 U CN 201020221599U CN 201757927 U CN201757927 U CN 201757927U
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Abstract
The utility model relates to a small hanger chain for preventing personal effects from being lost. An anti-theft alarming device is always arranged on the top-grade vehicles, which can automatically alarm when the vehicle is moved for a distance away from the host, but no small anti-theft product is designed for preventing small and delicate cheap personal effects, such as mobile phone, key, hand bag, and the like, from being lost. The small hanger chain for preventing personal effects from being lost comprises a high frequency signal emitting circuit (1), a high frequency signal receiving and amplifying circuit (2) connected to the high frequency signal emitting circuit, a frequency-selecting circuit (3) connected to the high frequency signal receiving and amplifying circuit, a low frequency signal amplifying and shaping circuit (4) connected to the frequency-selecting circuit, and a delay alarming circuit (5) connected to the low frequency signal amplifying and shaping circuit. The hanger chain of the utility model is used for preventing personal effects from being lost, stolen and robbed.
Description
Technical field:
The utility model relates to a kind of antitheft, anti-accessory of losing, and is specifically related to a kind of carry-on articles and prevents losing little chaining.
Background technology:
We often see often being furnished with anti-report lost alarm device on some high-grade cars, and promptly car leaves owner's certain distance, will report to the police automatically.But do not have some small and exquisite, cost is low, is some carry-on articles, as the anti-miscellaneous goods of losing of mobile phone, key, handbag design.
Summary of the invention:
The purpose of this utility model provides a kind of new-type circuit of being made up of high-frequency signal radiating circuit, high-frequency signal reception, amplifying circuit with warning function, and this circuit is contained in the accessory.
Above-mentioned purpose realizes by following technical scheme:
Carry-on articles prevents losing little chaining, its composition comprises: the high-frequency signal radiating circuit, described high-frequency signal radiating circuit connects high-frequency signal reception, amplifying circuit, described high-frequency signal receives, amplifying circuit connects frequency selection circuit, described frequency selection circuit connects low frequency signal amplification, shaping circuit, and described low frequency signal amplifies, shaping circuit connects time-delay, warning circuit.
Described carry-on articles prevents losing little chaining, described high-frequency signal radiating circuit comprises multi-resonant oscillating circuit, described multi-resonant oscillating circuit comprises resistance R 1, described resistance R 1 connects resistance R 2, described resistance R 2 connects capacitor C 1, described resistance R 2 is connected timing ic simultaneously with capacitor C 1, and described capacitor C 1 connects timing ic.The output terminal pin 3 of described multi-resonant oscillating circuit connects Sheffer stroke gate D1, and described Sheffer stroke gate D1 connects delay circuit, Sheffer stroke gate D2 and Sheffer stroke gate D2; Described Sheffer stroke gate D1 connects the base stage of triode Q1 and controls higher-order of oscillation radiating circuit by R4, and described higher-order of oscillation radiating circuit comprises table oscillator SAW, Technitron Q2, inductance L 1 and capacitor C 4, C5.
Described carry-on articles is anti-loses little chaining, and described reception, amplifying high frequency signal circuit comprise antenna ANT, and described antenna ANT connects telefault L1, and described telefault L1 connects capacitor C 1, and described capacitor C 1 connects Technitron Q1.
Described carry-on articles is anti-loses little chaining, and described frequency selection circuit comprises capacitor C 5, and described capacitor C 5 connects capacitor C 6, and described capacitor C 6 connects capacitor C 7, inductance L 2 and triode Q2, and described triode Q2 connects inductance L 3.
Described carry-on articles prevents losing little chaining, and described low frequency signal amplifies, shaping circuit comprises operational amplifier IC1 model LM358, and described operational amplifier IC1 connects luminotron DT1, and described luminotron DT1 connects 3 pin of K switch.
Described carry-on articles is anti-loses little chaining, and described time-delay, warning circuit comprise timing ic IC2, and described timing ic IC2 connects triode Q4 by resistance R 20, and described triode Q4 connects hummer HT.
Beneficial effect:
1. the emitter adopted of the utility model and receive receiving apparatus and do not report to the police in certain distance the time, pilot lamp and buzzer warning when article reach certain distance with the people play and prevent the effect of losing.
2. emitter of the present utility model and receive receiving apparatus outside certain distance the time (carry-on articles leaves), change-over switch K connects K switch 2, and then the duty of receiving circuit is that no signal is not reported to the police, and signal alarm is arranged, and can seek carry-on articles.
3. in the dutycycle control certain hour that adopts 555 multi-resonant circuits that transmits of the present utility model, send burst pulse, make radiating circuit intermittent transmission signal, play province's electro ultrafiltration.
4. the utility model adopts Sheffer stroke gate to do the delay unit circuit, makes the high-frequency signal of low frequency signal hysteresis carrier wave, can guarantee at receiving trap, receives the pulse signal that must transmit immediately behind the carrier wave.
5. receiving circuit of the present utility model is provided with two states, and promptly one is not receive signal alarm, and the caution carry-on articles leaves; The 2nd, receive signal alarm, be convenient to later to look for away from article.
6. receiving circuit of the present utility model adopts two computing amplifying signals, with the control of 555 timing circuits, needs the delay time of reporting to the police.In order to cooperate the time delays of radiating circuit.
Description of drawings:
Accompanying drawing 1 is a block diagram of the present utility model.
Accompanying drawing 2 is circuit theory diagrams of the present utility model.
Accompanying drawing 3 is high-frequency signal radiating circuit figure of the present utility model.
Accompanying drawing 4 is that high-frequency signal of the present utility model receives, amplification circuit diagram.
Accompanying drawing 5 is frequency selection circuit figure of the present utility model.
Accompanying drawing 6 is that low frequency signal of the present utility model amplifies, shaping circuit figure.
Accompanying drawing 7 is time-delay of the present utility model, warning circuit figure.
Embodiment:
Embodiment 1:
Carry-on articles prevents losing little chaining, its composition comprises: high-frequency signal radiating circuit 1, described high-frequency signal radiating circuit 1 connects high-frequency signal reception, amplifying circuit 2, described high-frequency signal receives, amplifying circuit 2 connects frequency selection circuit 3, described frequency selection circuit 3 connects low frequency signal amplification, shaping circuit 4, and described low frequency signal amplifies, shaping circuit 4 connects time-delay, warning circuit 5.
Described carry-on articles prevents losing little chaining, described high-frequency signal radiating circuit comprises multi-resonant oscillating circuit, described multi-resonant oscillating circuit comprises resistance R 1, described resistance R 1 connects resistance R 2, described resistance R 2 connects capacitor C 1, described resistance R 2 is connected timing ic simultaneously with capacitor C 1, and described timing ic connects capacitor C 1.The output terminal pin 3 of described multi-resonant oscillating circuit connects Sheffer stroke gate D1, and described Sheffer stroke gate D1 connects delay circuit, Sheffer stroke gate D2 and Sheffer stroke gate D2; Described Sheffer stroke gate D1 controls higher-order of oscillation radiating circuit by the base stage of R4 connection triode Q1, and described higher-order of oscillation radiating circuit comprises table oscillator SAW, Technitron Q2, inductance L 1 and capacitor C 4, C5.
Described carry-on articles is anti-loses little chaining, and described reception, amplifying high frequency signal circuit comprise antenna ANT, and described antenna ANT connects telefault L1, and described telefault L1 connects capacitor C 1, and described capacitor C 1 connects Technitron Q1.
Described carry-on articles is anti-loses little chaining, and described frequency selection circuit comprises capacitor C 5, and described capacitor C 5 connects capacitor C 6, and described capacitor C 6 connects capacitor C 7, inductance L 2 and triode Q2, and described triode Q2 connects inductance L 3.
Described carry-on articles prevents losing little chaining, and described low frequency signal amplifies, shaping circuit comprises operational amplifier IC1 model LM358, and described operational amplifier IC1 connects luminotron DT1, and described luminotron DT1 connects 3 pin of K switch.
Described carry-on articles is anti-loses little chaining, and described time-delay, warning circuit comprise timing ic IC2, and described timing ic IC2 connects by resistance R 20 and connects triode Q4, and described triode Q4 connects hummer HT.
Embodiment 2:
The anti-little chaining, described high-frequency signal radiating circuit lost of embodiment 1 described carry-on articles.By 555 and resistance R 1, R2, capacitor C 1, C2 form multi-resonant oscillating circuit, send the burst pulse low level signal.This signal under the effect of power amplification triode Q1, is controlled the higher-order of oscillation radiating circuit of being made up of sound table oscillator SAW and Technitron Q2 after Sheffer stroke gate D1 upset.Synchronous signal is again through Sheffer stroke gate D2, D3 time-delay, as the low frequency pulse signal that is launched.
Embodiment 3:
Circuit is formed, and is made up of antenna ANT, telefault L1, capacitor C 1 and Technitron Q1 etc.
Embodiment 4:
Embodiment 5:
Embodiment 6:
Claims (6)
1. a carry-on articles prevents losing little chaining, its composition comprises: the high-frequency signal radiating circuit, it is characterized in that: described high-frequency signal radiating circuit connects high-frequency signal reception, amplifying circuit, described high-frequency signal receives, amplifying circuit connects frequency selection circuit, described frequency selection circuit connects low frequency signal amplification, shaping circuit, and described low frequency signal amplifies, shaping circuit connects time-delay, warning circuit.
2. carry-on articles according to claim 1 prevents losing little chaining, it is characterized in that: described high-frequency signal radiating circuit comprises multi-resonant oscillating circuit, described multi-resonant oscillating circuit comprises resistance R 1, described resistance R 1 connects resistance R 2, described resistance R 2 connects capacitor C 1, described resistance R 2 is connected timing ic simultaneously with capacitor C 1, and described capacitor C 1 connects timing ic.The output terminal pin 3 of described multi-resonant oscillating circuit connects Sheffer stroke gate D1, and described Sheffer stroke gate D1 connects delay circuit, Sheffer stroke gate D2 and Sheffer stroke gate D2; Described Sheffer stroke gate D1 connects the base stage of triode Q1 and controls higher-order of oscillation radiating circuit by R4, and described higher-order of oscillation radiating circuit comprises table oscillator SAW, Technitron Q2, inductance L 1 and capacitor C 4, C5.
3. carry-on articles according to claim 1 and 2 prevents losing little chaining, it is characterized in that: described reception, amplifying high frequency signal circuit comprise antenna ANT, described antenna ANT connects telefault L1, and described telefault L1 connects capacitor C 1, and described capacitor C 1 connects Technitron Q1.
4. carry-on articles according to claim 1 and 2 prevents losing little chaining, it is characterized in that: described frequency selection circuit comprises capacitor C 5, described capacitor C 5 connects capacitor C 6, and described capacitor C 6 connects capacitor C 7, inductance L 2 and triode Q2, and described triode Q2 connects inductance L 3.
5. carry-on articles according to claim 1 and 2 prevents losing little chaining, it is characterized in that: described low frequency signal amplifies, shaping circuit comprises operational amplifier IC1 model LM358, described operational amplifier IC1 connects luminotron DT1, and described luminotron DT1 connects 3 pin of K switch.
6. carry-on articles according to claim 1 and 2 prevents losing little chaining, it is characterized in that: described time-delay, warning circuit comprise timing ic IC2, described timing ic IC2 connects triode Q4 by resistance R 20, and described triode Q4 connects hummer HT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202215999U CN201757927U (en) | 2010-06-10 | 2010-06-10 | Small hanger chain for preventing personal effects from being lost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202215999U CN201757927U (en) | 2010-06-10 | 2010-06-10 | Small hanger chain for preventing personal effects from being lost |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201757927U true CN201757927U (en) | 2011-03-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202215999U Expired - Fee Related CN201757927U (en) | 2010-06-10 | 2010-06-10 | Small hanger chain for preventing personal effects from being lost |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201757927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097675A (en) * | 2016-07-29 | 2016-11-09 | 安徽工程大学机电学院 | Tracer |
-
2010
- 2010-06-10 CN CN2010202215999U patent/CN201757927U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097675A (en) * | 2016-07-29 | 2016-11-09 | 安徽工程大学机电学院 | Tracer |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20120610 |