CN2104472U - infrared detection anti-theft alarm device - Google Patents
infrared detection anti-theft alarm device Download PDFInfo
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- CN2104472U CN2104472U CN 91230104 CN91230104U CN2104472U CN 2104472 U CN2104472 U CN 2104472U CN 91230104 CN91230104 CN 91230104 CN 91230104 U CN91230104 U CN 91230104U CN 2104472 U CN2104472 U CN 2104472U
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- 238000001514 detection method Methods 0.000 title description 3
- 230000003321 amplification Effects 0.000 claims description 14
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000000087 stabilizing effect Effects 0.000 abstract 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to an anti-theft alarm device, the main technical characteristics are, adopted warning monitoring measures such as infrared detector, initiative alarm button, warning door and window sensor. The alarm target is monitored in points, lines and fields, the missing alarm rate is extremely low, a siren sound alarm circuit and a language alarm circuit are arranged in parallel, the siren sound is used as the accompanying sound of the language alarm, the alarm content is clear, and the mode is novel; the voltage stabilizing source for supplying power to all circuits of the device adopts an AC/DC voltage stabilizing power supply which can be automatically switched, so that the device can normally operate under the condition that the mains supply is abnormal, the service life of the battery is very long, and the device is an ideal device for preventing theft and fire in banks, shops, warehouses, families and the like.
Description
The utility model relates to the anti-theft fireproof warning device, particularly relates to infrared eye detection alarm signal, by alarm controller control, produces, amplifies antitheft (fire prevention) warning device of alarm signal through circuit for alarming.
" electronics newspaper " 22 days the 16th April of nineteen ninety periodical to have carried one piece of exercise question be " passive type infrared anti-theft alarm device " article, a kind of new alarm technique is disclosed, this alarm adopts pyroelectric infrared sensor.Detect the infrared ray that from human body, gives off with the noncontact form, be translated into voltage signal, trigger warning circuit, send police whistle sound with deterrent power.Be characterized in infrared ray and electromagnetic wave emission source not being set, and various active contact-making switch, and highly sensitive, interference resistance is strong, and range of control is big, and alterating and direct current is dual-purpose, is convenient to operation, the installation of can flowing.But it also exists tangible limitation and deficiency, and one can only the monitored space scope, does not have point, line monitoring functions such as door, window; Its two, initiatively therefore contact-making switch does not lack the robbing-proof alarm function; Its three, can not call out report to the police with language, only have police whistle sound to report to the police, and police whistle sound is obscured easily with police car, TV programme etc., its implication is failed to understand in the city; Its four, do not have the high-voltage electric shock device, can't protect highest priorities such as cash; Its five, no alterating and direct current automatic switching function, if the robber cuts off earlier the illumination civil power, then ineffective; If battery-powered always at ordinary times, use cost height then.Because above-mentioned shortcoming has caused its function singleness, poor practicability, P/C is than low.
The purpose of this utility model is to avoid the weak point of prior art and a kind of have point, line, a monitoring function is provided, employing is that the language cry mode of sound accompaniment is reported to the police with the police whistle sound, and power supply is the ac-dc power supply and the burglar alarm that can automatically switch.
The purpose of this utility model is by taking following technical measures accomplished: carry out with infrared eye in prior art on the basis of space monitoring, the door and window sensor is set and is installed in the manually operated active alarm button in shelter, they directly join with alarm controller respectively, import warning information to alarm controller.Type of alarm on the basis of existing police whistle sound warning circuit, be provided with one in parallel with it, be controlled by the language alarm circuit of alarm controller jointly, this language alarm circuit is made of sound-compound-circuit, speech signal power amplifying circuit, megaphone.
The utility model also is provided with a type of alarm selector switch between alarm controller and language alarm circuit, after the alarm signal of siren warning circuit produces circuit a hummer is set, and it is in parallel with the alerting signal power amplification circuit.When the type of alarm selector switch was positioned at the state of open warning, language alarm circuit and siren warning circuit all moved; When selector switch is positioned at hidden alarm condition, then has only alarm signal in the siren warning circuit to produce circuit and be connected in hummer work on its output terminal.Be used for whether normal or hidden warning of check system.
Stabilized voltage supply of the present utility model is the stabilized voltage supply that alternating current-direct current automaticallyes switch, and it comprises alternating current is converted to galvanic rectification circuit and charges and discharge circuit with direct supply that this circuit is in parallel that the negative pole of direct supply is connected to rectification circuit by diode D
1, D
2, D
3, D
4Electric bridge-the interface that constitutes, anodal via diode D
6And resistance R
3The circuit that charges and discharge that constitutes in parallel is communicated with rectification circuit output end.Employing is by R
3And D
6What constitute is floating towards technology, charging automatically, and online nothing time-delay is switched.
The utility model has also been taked on the focused protection target high-voltage electric shock device to be set except that having taked abovementioned technology, guarantees to lay special stress on protecting the safety of target.Be provided with on power supply by light emitting diode control alarm lamp, when device was in alarm condition, it is glittering that alarm lamp does not stop, or manifest the warning literal.
Provide an embodiment of the present utility model below in conjunction with description of drawings, and describe the utility model further in detail.
Accompanying drawing 2 is circuit detail drawings of an embodiment of the utility model, and each sealing circuit that dotted line surrounded is an element circuit among the figure.
Circuit detail drawing below in conjunction with accompanying drawing 1 and accompanying drawing 2 explanation embodiment.(1) be to provide direct current to each circuit of device, the ac-dc power supply that can automatically switch, it comprises and alternating current is converted to galvanic rectification circuit and direct supply charges and discharge circuit that rectification circuit is by the transformation coil, by diode D
1, D
2, D
3, D
4The electric bridge, the integrated circuit block IC that constitute
1, diode D
5, capacitor C
1, C
2, C
3Constitute, wherein IC
1Be commercially available device, model is 7812, also is provided with by resistance R in addition
1With light emitting diode FD
1The alarm lamp circuit that constitutes.Direct supply discharges and recharges route direct supply E and parallel resistor R
3, diode D
6Constitute, the negative pole of direct supply is connected in the port of diode bridge in the rectification circuit, and is anodal through parallel resistor R
3With diode D
6Be connected in parallel with the output terminal of rectification circuit.Direct supply can be a dry cell, also can be accumulator.Under the situation of civil power normal power supply, the direct current that is converted to by rectification circuit passes through resistance R
3Carry out little current floating charging to direct supply, under the situation of civil power outage, direct supply is by diode D
6Each circuit to device provides direct current.In this supply unit, also be provided with the alternating current K switch
1With power supply power switch K
2(2) be infrared eye, it is by commercially available infrared acquisition circuit board, triode BG
1And resistance R
4Constitute, wherein the model of infrared acquisition circuit board is Gy-1.Infrared eye is that passive detection is supervised between sounding, when its infrared acquisition sensitive element detects the infrared signal that human body or burning things which may cause a fire disaster give off, through its amplifying circuit, comparator circuit and delay circuit, make its control circuit conducting, be connected to alarm controller (5) work on the control circuit collector, supply voltage is added on siren warning circuit and the language alarm circuit.It is button groups (3) that the people is controlled the trigger button of initiatively reporting to the police, and contains HK
1, HK
2, HK
3, HK
4, HK
5Individual button is installed in the hidden place that hand can trigger, and it directly connects alarm controller, and when button is pressed, alarm controller is just received an alerting signal.Door and window alarm sensor (4) group comprises KZ
1, KZ
2, KZ
3, KZ
4, KZ
5Individual sensor is installed in door, the window of warning target respectively and lays special stress on protecting on the object enforcement point, line monitoring; it directly is connected with alarm controller; sensor is a magnetic switch, and when sensor is triggered, it just sends an alerting signal to alarm controller (5).(5) be alarm controller, it comprises BG
2, C
4, R
5The loop, BG
3, C
5, R
6Loop and coil and relay, the high-voltage electric shock device is connected in relay output end, and it receives the alerting signal from infrared eye (2), trigger button (3), door and window alarm sensor (4).Promptly alerting signal is converted into voltage signal and sends to siren warning circuit and the language alarm circuit that is connecting its output terminal.After alarm controller, be provided with a type of alarm selector switch in addition, when it is in open alarm condition, two warning circuits in parallel move simultaneously, when it is in hidden alarm condition, at this moment have only the alarm signal of siren warning circuit to produce circuit (7) and hummer (10) operation.The police whistle sound warning circuit comprises that alarm signal produces circuit (7), power amplification circuit (8), megaphone (9), hummer (10), and alarm signal produces circuit by IC
2, C
6, R
2, R
8, R
9Constitute IC
2Be the commercially available prod, model is KD9651.Its alarm voltage signal that controller is sent that receives the report for police service produces the police whistle sound signal.Power amplification circuit is by IC
3, R
11, R
12, R
13, C
8, C
9, C
10, C
11Constitute IC
3Be the commercially available prod, model is 8FG2003, and it carries out power amplification to the police whistle sound signal from signal generating circuit, is broadcasted by the megaphone that is connected to its output terminal.Hummer (10) is arranged on alarm signal and produces circuit (7) afterwards, and is in parallel with power amplification circuit (8), megaphone (9).The language alarm circuit that is in parallel with the siren warning circuit includes language combiner circuit (11), power amplification circuit (12) and megaphone (13), the language combiner circuit is a commercially available language combiner circuit plate, and model is PB-1, and connection power amplification circuit (12) thereafter is by IC
4, R
14, R
15, R
16, C
13, C
14, C
15, C
16Constitute.Power amplification circuit carries out power to the speech signal of language combiner circuit output emits, and the megaphone that is connected to its output terminal broadcasts.
From accompanying drawing 2 as can be known, when the type of alarm selector switch is in open alert locations, two warning circuits of device move simultaneously, the language alarm circuit sends " messenger where, and the someone plunders the bank " cry sound, and the siren warning circuit sends the police whistle sound of deterrence simultaneously, sound accompaniment as cry sound, cause stimulation at heart frightened and that run away for the bad person of crime, resident, army and police near also arousing come to the rescue, and arrest the bad person.The cry content of language alarm circuit can be designed as required by the user.When the type of alarm selector switch is in hidden alert locations, have only the alarm signal of siren warning circuit to produce circuit and hummer operation, send that the bad person is difficult for discovering, the buzzer that sound is lower, so that arrest the bad person then and there, or self check.This device also is provided with alarm lamp and the warning captions plate by light emitting diode control, and when reporting to the police, it is glittering that alarm lamp does not stop, and manifests the literal of warning on the captions plate.Also be provided with the high-voltage electric shock device in addition, with the key protection point target, as the bin of collection buckets of cash, valuables, rare cultural relics, the secret archives of machine,, after reporting to the police, the high-voltage electric shock device is with the instantaneous stunning of bad person (buying according to public security bureau's proof) of crime.
Compared with the prior art the utility model has following relatively more outstanding advantage:
(1) because the utility model is provided with infrared eye, door and window alarm sensor and active alarm button switch, the warning target is implemented point, line, a monitoring, the warning technology is complete reliable, can be used for the anti-snatch occasion of various anti-theft fireproofs, as bank, shop, warehouse, family etc.
When (2) the utility model is openly reported to the police, with the sound accompaniment of police whistle sound as language alarm, type of alarm is novel unique, overcome in the city only with the indefinite deficiency of police whistle sound warning implication, the buzzing of hidden is reported to the police, also very characteristics are arranged, can call the guard bad person that will commit a crime together and bring to justice then and there.These two kinds of type of alarms are equipped with alarm lamp and captions again, and alarm content is clear, and reliable.
(3) the specially designed alternating current-direct current auto switching electric source of the utility model, with dry cell as standby direct supply, when the civil power normal power supply, rectification circuit converts alternating current to direct current, provide electric current to each circuit of device, simultaneously direct supply is carried out little electric current floating charge, when civil power cuts off the power supply, then by standby direct supply to each circuit supply.And supplied by AC/DC electricity can automatically switch, and can both carry out screening mission with assurance device under the situation of the undesired power supply of civil power.
The utility model also has the advantage of many others except that above-mentioned advantage.
The utility model is not limited to the described form of embodiment, also can be designed to other form according to the principle of its prompting.
Claims (3)
1, a kind of burglar alarm, it comprises stabilized voltage supply (1), infrared eye (2), alarm controller (5) and warning circuit, stabilized voltage supply provides the DC current of process rectifying and voltage-stabilizing to each built-up circuit of device, infrared eye is with the signal that detects, through its amplification, relatively, delay circuit makes the control circuit conducting, be connected to the alarm controller work on the control circuit collector, convert restricted speed signal to voltage signal and be added to the siren warning circuit that is connected in its output terminal, the alarm signal of warning circuit produces circuit (7) and produces alarm signal, transporting to megaphone (9) through power amplification circuit (8) amplification gives the alarm, it is characterized in that it also contains is installed in the manually operated active alarm button in shelter (3), be arranged on door and window place alarm sensor (4), the language alarm circuit, initiatively alarm button is connected with alarm controller respectively with the door and window alarm sensor, provide restricted speed signal to alarm controller, the language alarm circuit is by language combiner circuit (11), power amplification circuit (12), megaphone constitutes, be connected in the output terminal of alarm controller, in parallel with the siren warning circuit.
2, burglar alarm according to claim 1, it is characterized in that being provided with between alarm controller (5) and the language alarm circuit type of alarm selector switch (6), produce circuit (7) in the alarm signal of siren warning circuit a hummer (10) is set afterwards, in parallel with power amplification circuit (8), megaphone (9).
3, burglar alarm according to claim 1 and 2, it is characterized in that said stabilized voltage supply is the stabilized voltage supply (1) that alternating current-direct current automaticallyes switch, it comprises alternating current is converted into galvanic rectification circuit and charges and discharge circuit with direct supply that rectification circuit is in parallel that the negative pole of direct supply is connected in the rectification circuit by diode D
1, D
2, D
3, D
4Electric bridge-the interface that constitutes, anodal via diode D
6And resistance R
3The circuit that charges and discharge that constitutes in parallel is communicated with rectification circuit output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91230104 CN2104472U (en) | 1991-10-23 | 1991-10-23 | infrared detection anti-theft alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91230104 CN2104472U (en) | 1991-10-23 | 1991-10-23 | infrared detection anti-theft alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2104472U true CN2104472U (en) | 1992-05-13 |
Family
ID=4935469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91230104 Granted CN2104472U (en) | 1991-10-23 | 1991-10-23 | infrared detection anti-theft alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2104472U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102982637A (en) * | 2012-11-26 | 2013-03-20 | 昆山振天智能化设备有限公司 | High-accuracy infrared anti-theft warning system |
| CN103781270A (en) * | 2014-02-28 | 2014-05-07 | 四川为民科技有限公司 | Automatic high/low voltage disarming switching circuit and automatic high/low voltage disarming switching method of high voltage electron pulse detector |
| CN106803297A (en) * | 2017-01-20 | 2017-06-06 | 昆明理工大学 | A kind of intelligent countering intrusions system |
-
1991
- 1991-10-23 CN CN 91230104 patent/CN2104472U/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102982637A (en) * | 2012-11-26 | 2013-03-20 | 昆山振天智能化设备有限公司 | High-accuracy infrared anti-theft warning system |
| CN103781270A (en) * | 2014-02-28 | 2014-05-07 | 四川为民科技有限公司 | Automatic high/low voltage disarming switching circuit and automatic high/low voltage disarming switching method of high voltage electron pulse detector |
| CN103781270B (en) * | 2014-02-28 | 2016-06-29 | 四川为民科技有限公司 | The high-low pressure of high-voltage electronic pulse detector is withdrawn a garrison automatic switch-over circuit and changing method |
| CN106803297A (en) * | 2017-01-20 | 2017-06-06 | 昆明理工大学 | A kind of intelligent countering intrusions system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| 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 |