CN2676311Y - Infrared automatic warning device - Google Patents
Infrared automatic warning device Download PDFInfo
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- CN2676311Y CN2676311Y CN 200420006188 CN200420006188U CN2676311Y CN 2676311 Y CN2676311 Y CN 2676311Y CN 200420006188 CN200420006188 CN 200420006188 CN 200420006188 U CN200420006188 U CN 200420006188U CN 2676311 Y CN2676311 Y CN 2676311Y
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- wireless signal
- infrared
- signal transmitter
- controllable silicon
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Abstract
The utility model discloses an infrared automatic warning device, comprising an infrared detector, a wireless signal transmitter, and a wireless signal receiver. Between the infrared detector and the wireless signal transmitter a current on-off device of the signal transformation is arranged. The current on-off device of the signal transformation comprises a casing composed of a trigger circuit and a charging and discharging circuit which are connected in series with the infrared detector and the wireless signal transmitter, forming a return circuit. After the infrared signal is received by the infrared detector, the infrared probe output audio signals. Via the current on-off device of the signal transformation, the signal transmitter sends signals and the wireless signal receiver sends out warning sound. The added circuit which has the advantages of simplicity, high sensibility, low cost, and easy installation, adopts the infrared detection which can realize the automatic warning, and is especially adapted to mount in the resource distributing centers such as the warehouse and store.
Description
(1), technical field:
The utility model belongs to electronic installation, relates in particular to a kind of infrared autoalarm.
(2), background technology:
At present, warning device on the market mostly adopts manual warning, situation faces a danger, knob by hand can only push for emergency, like this, can delay time of fire alarming, especially when night, unwatched warehouse, shop such as fell among thieves at other dangerous situation, manually warning device just can not play due effect.In addition, some unmanned warning device, sensitivity is not high, the warning device complexity, installation is difficult for, and price is higher, has also influenced popularizing of market.
(3), summary of the invention:
The purpose of this utility model be to provide a kind of highly sensitive, device is simple, cost is low, easy for installation, can realize the infrared autoalarm of automatic warning.
For achieving the above object, a kind of infrared autoalarm of the present utility model, comprise infrared eye, wireless signal transmitter and wireless signal receiver, between infrared eye and wireless signal transmitter, be connected with signal transition current switching device, signal transition current switching device comprises shell, be made up of trigger circuit and charge-discharge circuit, said trigger circuit are controllable silicon SCR, and said charge-discharge circuit is to be in parallel by resistance R and electrochemical capacitor C to form; The control utmost point G of controllable silicon SCR links to each other with an output terminal of infrared eye, and trigger circuit and charge-discharge circuit and wireless signal transmitter are in series and constitute a loop, and another output terminal with infrared eye joins again.
Trigger circuit in the said signal transition current switching device are unidirectional controllable silicon S CR, the control utmost point G of unidirectional controllable silicon S CR and the audio output of infrared eye join, anode A links to each other with the negative pole of electrochemical capacitor C in the charge-discharge circuit, positive source, the wireless signal transmitter of anode A in charge-discharge circuit, wireless signal transmitter is in series, link to each other with the negative electrode K of unidirectional controllable silicon S CR again constitute a loop after, join with the power cathode of infrared eye.
Trigger circuit in the said signal transition current switching device are two-way controllable silicon SCR, the control utmost point G of bidirectional triode thyristor SCR and the power cathode of infrared eye join, the central electrode T2 of bidirectional triode thyristor SCR links to each other with the negative pole of electrochemical capacitor C in the charge-discharge circuit, power cathode, the wireless signal transmitter of central electrode T2 in charge-discharge circuit, wireless signal transmitter is in series, link to each other with the central electrode T1 of bidirectional triode thyristor SCR again constitute a loop after, join with the audio output of infrared eye.
Trigger circuit in the said signal transition current switching device are unidirectional controllable silicon S CR, the control utmost point G of unidirectional controllable silicon S CR and the audio output of infrared eye join, after the capacitors of the capacitor C of the anode A of unidirectional controllable silicon S CR in the positive source of wireless signal transmitter, wireless signal transmitter, charge-discharge circuit connects, the formation that links to each other with the negative electrode K of unidirectional controllable silicon S CR one loop, the power cathode with infrared eye joins again.
Trigger circuit in the said signal transition current switching device are two-way controllable silicon SCR, the control utmost point G of bidirectional triode thyristor SCR and the power cathode of infrared eye join, after the capacitors of the capacitor C of the central electrode T2 of bidirectional triode thyristor SCR in the power cathode of wireless signal transmitter, wireless signal transmitter, charge-discharge circuit connects, the formation that links to each other with the central electrode TI of bidirectional triode thyristor SCR one loop, the audio output with infrared eye joins again.
In technique scheme, be to improve by electronic door bell device in the market to form, utilize infrared eye, wireless signal transmitter and wireless signal receiver in the existing electronic door bell device, between its infrared eye and wireless signal transmitter, connect a signal transition current switching device, signal transition current switching device comprises shell, is made up of the charge-discharge circuit of unidirectional controllable silicon S CR or bidirectional triode thyristor SCR and resistance R, capacitor C parallel connection.Infrared signal is after infrared eye receives, infrared probe output audio electric current, make signal projector send signal through signal transition current switching device, wireless signal receiver sends chimes of doom, because the circuit that installs additional is simple, highly sensitive, thereby circuit cost is low, and is easy for installation, adopts infrared acquisition, can realize reporting to the police automatically, install in the place that is highly suitable for goods and materials distribution centres such as warehouse, shop.
(4), description of drawings:
Fig. 1 is a kind of structural representation of a kind of infrared autoalarm of the utility model;
Fig. 2 is a kind of structural representation of a kind of infrared autoalarm of the utility model;
Fig. 3 is a kind of structural representation of a kind of infrared autoalarm of the utility model;
Fig. 4 is a kind of structural representation of a kind of infrared autoalarm of the utility model;
(5), embodiment:
With reference to the accompanying drawings a kind of infrared autoalarm of the utility model is described in further detail below.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4 as seen, present embodiment comprises infrared eye 1, wireless signal transmitter 3 and wireless signal receiver 4, between infrared eye 1 and wireless signal transmitter 3, connect a signal transition current switching device 2, infrared eye 1, wireless signal transmitter 3 and wireless signal receiver 4 are conventional device on the market, change current switching device 2 and are made up of the charge-discharge circuit of controllable silicon SCR and resistance R, electrochemical capacitor C parallel connection.
As seen from Figure 1, the controllable silicon SCR that changes in the current switching device 2 is an one-way SCR, after the positive source of the charge-discharge circuit of the anode A of unidirectional controllable silicon S CR by being composed in parallel by resistance R, electrochemical capacitor C, wireless signal transmitter 3 links to each other, be in series with wireless signal transmitter 3, link to each other with the negative electrode K of unidirectional controllable silicon S CR again and constitute a loop, the negative pole of the anode A of unidirectional controllable silicon S CR and electrochemical capacitor C joins, the audio output of control utmost point G and infrared eye 1 joins, and negative electrode K links to each other with the power cathode of infrared eye 1.
As seen from Figure 2, the controllable silicon SCR that changes in the current switching device 2 also is an one-way SCR, the anode A of unidirectional controllable silicon S CR links to each other with the positive source of wireless signal transmitter 3 earlier, by wireless signal transmitter 3 with by resistance R, after the charge-discharge circuit that electrochemical capacitor C composes in parallel is in series, link to each other with the negative electrode K of unidirectional controllable silicon S CR again and constitute a loop, the positive pole of electrochemical capacitor C in the charge-discharge circuit links to each other with the negative electrode K of unidirectional controllable silicon S CR, the audio output of control utmost point G and infrared eye 1 joins, and negative electrode K links to each other with the power cathode of infrared eye 1.
As seen from Figure 3, the controllable silicon SCR that changes in the current switching device 2 is a bidirectional triode thyristor, after the central electrode T2 of bidirectional triode thyristor SCR is in series by charge-discharge circuit, the wireless signal transmitter 3 that is composed in parallel by resistance R, electrochemical capacitor C, link to each other with the central electrode T1 of bidirectional triode thyristor SCR again and constitute a loop, the negative pole of the central electrode T2 of bidirectional triode thyristor SCR and electrochemical capacitor C joins, the power cathode of control utmost point G and infrared eye 1 joins, and central electrode T1 links to each other with the audio output in addition of infrared eye 1.
As seen from Figure 4, the controllable silicon SCR that changes in the current switching device 2 also is a two-way controllable silicon, the central electrode T2 of bidirectional triode thyristor SCR links to each other with the power cathode of wireless signal transmitter 3 earlier, by wireless signal transmitter 3 with by resistance R, after the charge-discharge circuit that electrochemical capacitor C composes in parallel is in series, link to each other with the central electrode T1 of bidirectional triode thyristor SCR again and constitute a loop, the positive pole of electrochemical capacitor C in the charge-discharge circuit links to each other with the central electrode T1 of bidirectional triode thyristor SCR, the power cathode of control utmost point G and infrared eye 1 joins, and negative electrode K links to each other with the audio output of infrared eye 1.
The principle of work of present embodiment is: as the people during near the probe of infrared eye 1, infrared probe is with the output audio signal electric current, the sound signal trigger pip changes the control utmost point G of the trigger circuit controllable silicon SCR of current switching device 2, make the controllable silicon SCR conducting, the electrochemical capacitor C charging of charge-discharge circuit, wireless signal transmitter 3 sends wireless signal, and wireless signal receiver 4 received signals are sent the warning the tinkle of bells.When the people leaves infrared eye 1, infrared probe stops the output audio signal electric current, the control utmost point G of the trigger circuit controllable silicon SCR in the signal transition current switching device 2 is because of no signal, capacitor C in the charge-discharge circuit is discharged by resistance R, electrochemical capacitor C has been put the power supply of electricity back with regard to disconnection of wireless signal projector 3, thereby make wireless signal transmitter 3 stop to send signal, the warning the tinkle of bells of wireless signal receiver 4 is closed.
Claims (5)
1, a kind of infrared autoalarm, comprise infrared eye (1), wireless signal transmitter (3) and wireless signal receiver (4), it is characterized in that: be connected with signal transition current switching device (2) between said infrared eye (1) and the wireless signal transmitter (3), said signal transition current switching device (2) comprises shell, form by trigger circuit and charge-discharge circuit, said trigger circuit are controllable silicon SCR, and said charge-discharge circuit is to be in parallel by resistance R and electrochemical capacitor C to form; The control utmost point G of controllable silicon SCR links to each other with an output terminal of infrared eye (1), and trigger circuit and charge-discharge circuit and wireless signal transmitter (3) are in series and constitute a loop, and another output terminal with infrared eye (1) joins again.
2, a kind of infrared autoalarm according to claim 1, it is characterized in that: the trigger circuit in the said signal transition current switching device (2) are unidirectional controllable silicon S CR, the audio output of the control utmost point G of unidirectional controllable silicon S CR and infrared eye (1) joins, anode A links to each other with the negative pole of electrochemical capacitor C in the charge-discharge circuit, anode A is through charge-discharge circuit, positive source in the wireless signal transmitter (3), wireless signal transmitter (3) is in series, link to each other with the negative electrode K of unidirectional controllable silicon S CR again constitute a loop after, join with the power cathode of infrared eye (1).
3, a kind of infrared autoalarm according to claim 1, it is characterized in that: the trigger circuit in the said signal transition current switching device (2) are two-way controllable silicon SCR, the power cathode of the control utmost point G of bidirectional triode thyristor SCR and infrared eye (1) joins, the central electrode T2 of bidirectional triode thyristor SCR links to each other with the negative pole of electrochemical capacitor C in the charge-discharge circuit, central electrode T2 is through charge-discharge circuit, positive source in the wireless signal transmitter (3), wireless signal transmitter (3) is in series, link to each other with the central electrode T1 of bidirectional triode thyristor SCR again constitute a loop after, join with the audio output of infrared eye (1).
4, a kind of infrared autoalarm according to claim 1, it is characterized in that: the trigger circuit in the said signal transition current switching device (2) are unidirectional controllable silicon S CR, the audio output of the control utmost point G of unidirectional controllable silicon S CR and infrared eye (1) joins, after the capacitors of the capacitor C of the anode A of unidirectional controllable silicon S CR in the positive source of wireless signal transmitter, wireless signal transmitter (3), charge-discharge circuit connects, the formation that links to each other with the negative electrode K of unidirectional controllable silicon S CR one loop, the power cathode with infrared eye (1) joins again.
5, a kind of infrared autoalarm according to claim 1, it is characterized in that: the trigger circuit in the said signal transition current switching device (2) are two-way controllable silicon SCR, the power cathode of the control utmost point G of bidirectional triode thyristor SCR and infrared eye (1) joins, the central electrode T2 of bidirectional triode thyristor SCR is through the positive source of wireless signal transmitter, wireless signal transmitter (3), after the capacitors of the capacitor C in the charge-discharge circuit connects, linking to each other with the central electrode TI of bidirectional triode thyristor SCR constitutes a loop, again and the audio output of infrared eye (1) join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420006188 CN2676311Y (en) | 2004-03-02 | 2004-03-02 | Infrared automatic warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420006188 CN2676311Y (en) | 2004-03-02 | 2004-03-02 | Infrared automatic warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2676311Y true CN2676311Y (en) | 2005-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420006188 Expired - Fee Related CN2676311Y (en) | 2004-03-02 | 2004-03-02 | Infrared automatic warning device |
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| Country | Link |
|---|---|
| CN (1) | CN2676311Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108470410A (en) * | 2018-02-13 | 2018-08-31 | 安徽科技学院 | Construction site attention device |
-
2004
- 2004-03-02 CN CN 200420006188 patent/CN2676311Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108470410A (en) * | 2018-02-13 | 2018-08-31 | 安徽科技学院 | Construction site attention device |
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| Date | Code | Title | Description |
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| 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 |