CN2690989Y - Anti-theft warning device for cow and horse - Google Patents
Anti-theft warning device for cow and horse Download PDFInfo
- Publication number
- CN2690989Y CN2690989Y CN 200420034498 CN200420034498U CN2690989Y CN 2690989 Y CN2690989 Y CN 2690989Y CN 200420034498 CN200420034498 CN 200420034498 CN 200420034498 U CN200420034498 U CN 200420034498U CN 2690989 Y CN2690989 Y CN 2690989Y
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- resistance
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- direct current
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Abstract
The utility model discloses an anti-theft warning device for a cow and a horse. An infrared sensor of the anti-theft warning device for a cow and a horse outputs a signal to an input terminal of an emitter follower; the emitter follower outputs the signal to the signal input terminal of a direct current amplifier; direct current amplifier the direct current amplifier outputs the signal to a musical film integrated circuit block; the musical film integrated circuit block outputs the signal to a base electrode of a power amplifier tube; a collector of the power amplifier tube is connected with a warning loudspeaker; a thread break detector is connected with the infrared sensor and the emitter follower; the input terminal of the direct current amplifier is connected with a time-delay screened circuit. The utility model The anti-theft warning device for the cow and the horse has the advantages of simple structure, low manufacture cost, stable operating performance and low power consumption; the connecting signal wire between the detecting head of the infrared sensor and the anti-theft warning device for the cow and the horse can not be cut off; meanwhile, the anti-theft warning device for the cow and the horse which is available without the alternating current power supply is suitable for preventing the cow and the horse from being stolen in the countryside.
Description
Technical field:
The utility model relates to a kind of burglar alarm, and particularly a kind of warning device of preventing that the oxen and horses are stolen of being used to belongs to the burglar alarm technical field.
Background technology:
At present, the burglar alarm that has many types in the prior art, though these burglar alarms can both play certain burglar alarm effect, but ubiquity complex structure, shortcoming that cost is high, and most of burglar alarms also exist the connecting line of its detecting head or infrared ray sensor and warning device in case after being cut off, its whole warning device will lose warning function.Therefore, burglar alarm of the prior art in use, its result of use still is not ideal enough; Be not suitable for preventing the stolen warning use of the oxen and horses especially.
Summary of the invention:
The purpose of this utility model is: provide a kind of simple in structure, cost of manufacture is cheap and have and can prevent from that signal wire is cut off function with being connected of infrared ray sensor detecting head and be suitable for the rural area to be used to the burglar alarm that prevents that the oxen and horses are stolen, to overcome the deficiencies in the prior art.
The utility model is to constitute like this: it comprises infrared ray sensor (1), direct supply (2), infrared ray sensor (1) output signal is to the input end of the emitter follower of being made up of resistance R 1～R3 and triode G1 (3), emitter follower (3) output signal arrives by diode D1, resistance R 4, triode G2, the signal input part of the direct current amplifier (4) that G3 forms, direct current amplifier (4) output signal is to musical film integrated circuit block (5), the output signal of musical film integrated circuit block (5) is by the base stage of resistance R 5 to power amplifier tube G4, on the collector of power amplifier tube G4, be connected with alarm speaker (6), on infrared ray sensor (1) and emitter follower (3), also be connected with a thread break detector (7), thread break detector (7) is by triode G5, resistance R 6 and R7, diode D2 forms, one termination power negative pole of resistance R 6, the positive pole of another terminating diode D2 and the collector of triode G5, the emitter-base bandgap grading of triode G5 connects positive source, one termination power negative pole of resistance R 7, the base stage of another termination triode G5 and infrared ray sensor (1), the negative pole of diode D2 connects the positive pole of diode D1; Input end at direct current amplifier (4) also is connected with a time-delay screened circuit (8), time-delay screened circuit (8) is made up of resistance R 8～R10, capacitor C 1, C2, triode G6, G7 and diode D3, light emitting diode D4, the termination power positive pole of resistance R 8, R9, another termination C1 of R8 and the base stage of G6, another termination G6 collector of R9 and base stage and the capacitor C 2 of G7, the collector of G7 is connected with R10 with the negative pole of D3, G10 connects positive source by D4, and the positive pole of D3 connects the positive pole of the diode D1 on the input end of direct current amplifier (4); Direct supply (2) is composed in parallel by bridge rectifier circuit and electric battery, and is being connected with K switch 1 and K2 respectively on the alternating current input end of bridge rectifier circuit and on the cathode output end of electric battery.
Owing to adopted technique scheme, the utility model is compared with existing burglar alarm, that the utility model not only has is simple in structure, cost of manufacture is cheap and have the advantage that signal wire is cut off function that is connected that can prevent with the infrared ray sensor detecting head, but also have stable work in work, power consumption is low and the local of AC power arranged or do not having all spendable advantage in place of AC power, the utility model is particularly suitable for the rural area and is used to prevent the stolen use of the oxen and horses.During use, infrared ray sensor of the present utility model (1) is placed near more hidden place, oxen and horses canopy doorway, when the people enters infrared ray sensor (1) guarded region, the infrared ray of 7～9um that its human body radiation goes out will be received by infrared ray sensor (1), and convert thereof into the input end that electric signal is transferred to emitter follower (3), emitter follower (3) output signal is to direct current amplifier (4), signal after this amplification just produces the working signal of the utmost point for alerting signal, this signal triggering musical film integrated circuit block (5) output signal makes alarm speaker (6) send alarm sound, and the alarm sound of its output can be selected multiple chimes of doom by musical film integrated circuit block (5).
Because infrared ray sensor has the time-delay output characteristics, when start, will export a noble potential, delay time approximately about 40 seconds, this signal is not as shielding, alarm will ring about about 40 seconds when start, time-delay screened circuit of the present utility model (8) utilizes transistor delay circuit and transistor inverter principle of work to solve this problem, when start, allow it ring for 5 seconds, whether working properly in order to detect infrared ray sensor (1) and whole warning device loop, automatically stop then, light emitting diode is bright, thereby enters masked state, about alert duty of cloth that just enters after 50 seconds, light emitting diode went out automatically.
Thread break detector of the present utility model (7) is made up of transistor reverse biased circuit etc., when stealing oxen and horses person will with any line on the infrared ray sensor (1) or all line is cut off the time, alarm all can send alarm sound, thus when having prevented that stealing oxen and horses person finds infrared ray sensor to the destruction of infrared sensor device.
Description of drawings:
Accompanying drawing 2 is a circuit theory synoptic diagram of the present utility model.
Embodiment:
Embodiment of the present utility model: in the present embodiment, infrared ray sensor (1) directly adopts the Thermoelectric Infrared Sensor finished product of selling on the market, used bridge rectifier circuit and electric battery and musical film integrated circuit block (5) all adopt the finished product of selling on the market to assemble in the direct supply (2), during making, the output signal end of infrared ray sensor (1) is connected to the input end of the emitter follower of forming by resistance R 1～R3 and triode G1 (3), the output signal end of emitter follower (3) is connected to by diode D1, resistance R 4, triode G2, the signal input part of the direct current amplifier (4) that G3 forms, the output signal end of direct current amplifier (4) is connected to the signal input part of musical film integrated circuit block (5), the output signal of musical film integrated circuit block (5) is passed to the base stage of power amplifier tube G4 by resistance R 5, alarm speaker (6) is connected on the collector of power amplifier tube G4, on infrared ray sensor (1) and emitter follower (3), be connected a thread break detector (7) again, thread break detector (7) is by triode G5, resistance R 6 and R7, diode D2 forms, a termination power negative pole of resistance R 6 wherein, the positive pole of another terminating diode D2 and the collector of triode G5, the emitter-base bandgap grading of triode G5 is connect positive source, one termination power negative pole of resistance R 7, base stage and the infrared ray sensor (1) of its another termination triode G5 connect the negative pole of diode D2 at the positive pole of diode D1; Input end at direct current amplifier (4) connects a time-delay screened circuit (8), this time-delay screened circuit (8) is made up of resistance R 8～R10, capacitor C 1, C2, triode G6, G7 and diode D3, light emitting diode D4, the termination power positive pole of resistance R 8, R9 wherein, another termination C1 of R8 and the base stage of G6, with another termination G6 collector of R9 and base stage and the capacitor C 2 of G7, the collector of G7 is connected with R10 with the negative pole of D3, G10 is connect positive source by D4, the positive pole of D3 is connect the positive pole of the diode D1 on the input end of direct current amplifier (4); Direct supply (2) adopts the bridge rectifier circuit and the electric battery that model is 7806 circuit of three-terminal voltage-stabilizing integrated pieces that have of selling on the market to compose in parallel AC rectification and the standby double-purpose electric source of electric battery direct current, its output voltage is preferably direct current 6V, and be connected K switch 1 and K2 respectively on the alternating current input end of bridge rectifier circuit with on the cathode output end of electric battery, except infrared ray sensor (1), all electric elements all are installed in the housing (9), and the luminous component of the button of K switch 1 and K2 and light emitting diode D4 are placed the outside surface of housing (9).
Claims (3)
1, a kind of stolen warning device of the oxen and horses that prevents, it comprises infrared ray sensor (1), direct supply (2), it is characterized in that: infrared ray sensor (1) output signal is to the input end of the emitter follower of being made up of resistance R 1～R3 and triode G1 (3), emitter follower (3) output signal arrives by diode D1, resistance R 4, triode G2, the signal input part of the direct current amplifier (4) that G3 forms, direct current amplifier (4) output signal is to musical film integrated circuit block (5), the output signal of musical film integrated circuit block (5) is by the base stage of resistance R 5 to power amplifier tube G4, on the collector of power amplifier tube G4, be connected with alarm speaker (6), on infrared ray sensor (1) and emitter follower (3), also be connected with a thread break detector (7), thread break detector (7) is by triode G5, resistance R 6 and R7, diode D2 forms, one termination power negative pole of resistance R 6, the positive pole of another terminating diode D2 and the collector of triode G5, the emitter-base bandgap grading of triode G5 connects positive source, one termination power negative pole of resistance R 7, the base stage of another termination triode G5 and infrared ray sensor (1), the negative pole of diode D2 connects the positive pole of diode D1.
2, the stolen warning device of the oxen and horses that prevents according to claim 1, it is characterized in that: the input end at direct current amplifier (4) also is connected with a time-delay screened circuit (8), time-delay screened circuit (8) is by resistance R 8～R10, capacitor C 1, C2, triode G6, G7 and diode D3, light emitting diode D4 forms, resistance R 8, the termination power positive pole of R9, another termination C1 of R8 and the base stage of G6, another termination G6 collector of R9 and base stage and the capacitor C 2 of G7, the collector of G7 is connected with R10 with the negative pole of D3, G10 connects positive source by D4, and the positive pole of D3 connects the positive pole of the diode D1 on the input end of direct current amplifier (4).
3, the stolen warning device of the oxen and horses that prevents according to claim 1, it is characterized in that: direct supply (2) is composed in parallel by bridge rectifier circuit and electric battery, and is being connected with K switch 1 and K2 respectively on the alternating current input end of bridge rectifier circuit and on the cathode output end of electric battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420034498 CN2690989Y (en) | 2004-04-20 | 2004-04-20 | Anti-theft warning device for cow and horse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420034498 CN2690989Y (en) | 2004-04-20 | 2004-04-20 | Anti-theft warning device for cow and horse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2690989Y true CN2690989Y (en) | 2005-04-06 |
Family
ID=34670824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420034498 Expired - Fee Related CN2690989Y (en) | 2004-04-20 | 2004-04-20 | Anti-theft warning device for cow and horse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2690989Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806138A (en) * | 2018-06-22 | 2018-11-13 | 马鞍山松鹤信息科技有限公司 | One kind being based on Internet of Things special alarming device |
-
2004
- 2004-04-20 CN CN 200420034498 patent/CN2690989Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806138A (en) * | 2018-06-22 | 2018-11-13 | 马鞍山松鹤信息科技有限公司 | One kind being based on Internet of Things special alarming device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |