CN2385391Y

CN2385391Y - Active infrared remote alarm for enclosing wall and gate

Info

Publication number: CN2385391Y
Application number: CN 99207325
Authority: CN
Inventors: 黄正飞; 黄正友
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-04-04
Filing date: 1999-04-04
Publication date: 2000-06-28
Anticipated expiration: 2009-04-04

Abstract

The utility model relates to an active infrared remote alarm for enclosing walls and gates, comprising a monitor, and an alarm host machine, wherein, the monitor is connected with the alarm host machine through a cable (10); the monitor comprises a probe (15), and a reflecting plate (22), and the inside of the monitor is provided with a circuit board (7) having an infrared transmitting circuit and an infrared receiving circuit; the alarm host machine comprises a circuit board (3) having a signal processing circuit, a delay circuit, and a sounding circuit, a standby power supply (12), etc. The utility model is characterized in that the utility model can sound and send out an alarm as thieves span across enclosing walls and gates in spite of the presence or the absence of commercial power; furthermore, as the probe (15) is of a fully sealed structure, the utility model can effectively monitor in bad weather conditions.

Description

Be used for enclosure wall and gate active infra-red long-distance alarm device

The utility model relates to a kind of burglar alarm, refers in particular to the burglar alarm that is used for enclosure wall and gate.

" photoelectricity burglar alarm " (ZL93225834, stop), form photoelectric sensor system by luminotron, photosensitive tube and optical system, the alarm that luminotron and photosensitive tube are housed is adorned behind the door, optical system be contained in the corresponding doorframe of alarm on, it is applicable to the thief-proof warning of door." civilian intelligent anti-theft alarm " (ZL89218067, stop), it is characterized in that: surveillance, timing control system, early warning system, warning system, encryption recognition system and all clear system and affiliated circuit thereof are formed, and be installed in the box body, it is checked first people in the inlet chamber and reaches antitheft.It has overcome the weak deficiency of existing alarm sound and light program " antitheft strong sound is alarm synchronously " (ZL92221495 stops).Chinese patent also discloses diversified burglar alarm.Their principle of work is had nothing in common with each other, and application places is also different separately, but all is not suitable for open-air enclosure wall and gate.

The purpose of this utility model is to provide a kind of enclosure wall and gate active infra-red long-distance alarm device of being used for, its energy sounding alarm when surreptitiously the person crosses over enclosure wall or gate, and no matter have or not civil power.

For achieving the above object, the solution that the utility model is taked is:

A kind of enclosure wall and gate active infra-red long-distance alarm device of being used for comprises monitoring arrangement, alarm host machine, connects monitoring arrangement and alarm host machine with cable, it is characterized in that:

(1) described monitoring arrangement comprises probe, reflecting plate, and harness has the wiring board of infrared emission circuit and infrared receiving lines in the housing of probe, is packaged with two lens on the mirror holder, and mirror holder is fixed in the housing; Not gate F1, F2 in the described emission circuit forms square-wave oscillator, after not gate F3 shaping, amplifies through triode T8, T9 again, concentrates by power valve VD1, lens and launches certain infrared signal, through being contained in reflected in parallel plate reflection at a distance; After receiving tube VQ in the described receiving lines received the infrared signal that reflects back, through triode T10 amplification, triode T11 filtering, again through the shaping of not gate F4, F5, output fixed waveform signal was given alarm host machine;

(2) described alarm host machine, on its base a left side put transformer, centre put have signal processing circuit, the wiring board of delay circuit, sounding circuit and line bank, the right side purchase and use power supply E1, it is potentiometer W1, volume adjustment knob that lock switch, pilot lamp, time adjusting knob are set on the panel, and fuse, alarming horn are set on the bonnet; Alarm host machine detects the fixed waveform signal, amplify, exchange ground connection by capacitor C 7 through triode T1, triode T2 base stage is that low level, collector are high level always always, and Sheffer stroke gate A3 output terminal is a low level, relay J 1 is failure to actuate, and alarm host machine is not reported to the police; No signal, Sheffer stroke gate A3 output terminal are high level, drive triode T5, relay J 1 action, contact J1-1 closure drives delay circuit IC3, relay J 2 actions, contact J2-2 closure, drive alarm chip IC4, signal output is amplified through triode T7 through potentiometer W2 decay again, by the alarming horn sounding, signal running time is regulated by delay circuit IC3 control and by potentiometer W1.

The utility model can be widely used in enclosure wall and the gate that factory, hospital, office, school, warehouse, dwelling house compound etc. are located, monitoring arrangement is installed on enclosure wall and the gate, probe and reflecting plate parallel installation apart in twos in the monitoring arrangement, a plurality of probes and reflecting plate form totally enclosed type at a distance of joint control to enclosure wall and gate in twos and monitor, cross over arbitrary place enclosure wall (gate) and upward just can send alarm sound as long as steal the person.Alarm host machine is installed in the chamber, generally is installed in reception room, duty room or the bedroom.Owing to have standby power supply in alarm host machine, stopping at civil power does not still influence the supervision anti-theft alarm function under the situation of confession.And probe is a full-enclosed structure, and it can still can effectively be monitored under atrocious weather environment (as situations such as heavy rain, dense fogs).

Below in conjunction with embodiment and accompanying drawing thereof the utility model and the good effect that has thereof are described in detail again.

Fig. 1 is the alarm host machine synoptic diagram (alarm host machine remove loam cake after) of embodiment one.

Fig. 2 is the monitoring arrangement synoptic diagram (probe is main pseudosection) of embodiment one.

Fig. 3 is an alarm host machine front view shown in Figure 1.

Fig. 4 is the alarm host machine electric wiring schematic diagram (belonging to the input of two-way supervisory signal) of embodiment one.

Fig. 5 is the monitoring arrangement electric wiring schematic diagram of embodiment one.

Embodiment one: a kind of enclosure wall and gate active infra-red long-distance alarm device of being used for, comprise monitoring arrangement, alarm host machine, and connect monitoring arrangement and alarm host machine with cable (10).As shown in Figure 2, monitoring arrangement comprises probe (15), reflecting plate (22), housing (16) the lining harness of probe (15) has the wiring board (17) of infrared emission circuit and infrared receiving lines, is packaged with two saturating borders (19) on the mirror holder (18), and mirror holder (18) is fixed in the housing (16).As shown in Figure 5, not gate F1, F2 in the emission circuit form square-wave oscillator, after not gate F3 shaping, amplify through triode T8, T9 again, launch certain infrared signal by power valve VD1 (20); After receiving tube VQ (21) in the wiring circuit receives infrared signal,, output signal to output terminal, cause alarm host machine through cable (10) again through triode T10 amplification, triode T11 filtering, again through the shaping of not gate F4, F5.As shown in figures 1 and 3, alarm host machine, its base (1) go up a left side put transformer (4), centre put have signal processing circuit, the wiring board (3) and the line bank (5) of delay circuit, sounding circuit, purchase with power supply E1 (12) in the right side, lock switch (2), pilot lamp (23 are set on the panel (14), 24,25), the time adjusting knob is potentiometer W1 (11), volume adjustment knob (13), and fuse (6), alarming horn (9) are set on the bonnet (7); As shown in Figure 4, alarm host machine detects the fixed waveform signal, amplify, exchange ground connection through triode T1 by capacitor C 7, triode T2 base stage is that low level, collector are high level always always, and in like manner, triode T4 collector also is Gao Ping in another road signal, Sheffer stroke gate A1 output terminal is a low level, Sheffer stroke gate A3 output terminal is a low level, and relay J 1 is failure to actuate, and system does not just report to the police like this.When between probe (15) and the reflecting plate (22) restraining mass being arranged, infrared receiving tube VQ (21) does not receive signal, probe (15) does not have output waveform signals, then in the alarm host machine triode T1 by, current collection high level very, triode T2 output low level, arbitrary input end becomes low level, the A1 output terminal just becomes high level because Sheffer stroke gate A1 only needs, after time-delay, Sheffer stroke gate A3 output terminal also becomes high level, so just driven triode T5, make relay J 1 action, contact J1-1 closure drives delay circuit IC3.Because power supply on the delay circuit one, relay J 2 is promptly moved.So also action at once of J2 in the time of the J1 action, contact J2-2 closure drives alarm chip IC4, and signal output is amplified through triode T7, by alarming horn (9) warning sounding through potentiometer W2 decay again.At this moment when restraining mass no longer stops, J1 will be failure to actuate, and J1-1 will disconnect, but because contact J2-1 is closed, so alarm circuit is also being reported to the police.But controlled by delay circuit IC3 the perdurability of reporting to the police, and regulate by potentiometer W1 (11), the principle of work of delay circuit IC3 is: circuit powers at the beginning, chip 2 pin output high level drives relay J 2, after time-delay after a while (time is by potentiometer W1 (11) control), 2 pin become low level, relay J 2 is disconnected, so just disconnected whole warning amplifying circuit, making reports to the police stops.And for example shown in Figure 4, civil power is through transformer (4) step-down, and through stabilivolt IC1 voltage stabilizing output stable DC, simultaneously to standby power supply E1 (12) charging, during no civil power, standby power supply E1 (12) adds to power supply in the system automatically.So no matter not civil power is arranged, and system all is on the alert always.

Embodiment two, and other is the same, and its monitoring arrangement comprises transmitting probe and receiving transducer, and the infrared emission circuit is arranged in the reflection probe, and infrared receiving lines is arranged in the receiving transducer.Both relative tens meters, light is used.It is compared with embodiment one and detects distance far, but principle is the same.

Alarm host machine of the present utility model can be established socket at bonnet (7) by 1～10 road input signal processing circuitry, can external electric bell loudspeaker or alarm network, realize the purpose of security personnel's prevention work.

The utlity model has highly sensitive (to the human body immersion stop highly sensitive); And the accuracy height, rate of false alarm low (can not cause wrong report to the small objects instantaneously blocking) is again a full-closed structure; But network alarm is convenient to the residential area and is unified theft management, and cheap.

Claims

1, a kind of enclosure wall and gate active infra-red long-distance alarm device of being used for comprises monitoring arrangement, alarm host machine, connects monitoring arrangement and alarm host machine with cable (10), it is characterized in that:

(1) described monitoring arrangement comprises probe (15), reflecting plate (22), housing (16) the lining harness of probe (15) has the wiring board (17) of infrared emission circuit and infrared receiving lines, be packaged with two lens (19) on the mirror holder (18), mirror holder (18) is fixed in the housing (16); Not gate F1, F2 in the described emission circuit forms square-wave oscillator, after not gate F3 shaping, amplify through triode T8, T9 again, concentrate by power valve VD1 (20), lens (19) and launch certain infrared signal, through being contained in reflected in parallel plate (22) reflection at a distance; After receiving tube VQ (21) in the described receiving lines received the infrared signal that reflects back, through triode T10 amplification, triode T11 filtering, again through the shaping of not gate F4, F5, output fixed waveform signal was given alarm host machine;

(2) described alarm host machine, its base (1) go up a left side put transformer (4), centre put have signal processing circuit, the wiring board (3) of delay circuit, sounding circuit and line bank (5), the right side purchase with power supply E1 (12), lock switch (2), pilot lamp (23 are set on the panel (14), 24,25), the time adjusting knob is potentiometer W1 (11), volume adjustment knob (13), and fuse (6), alarming horn (9) are set on the bonnet (7); Alarm host machine detects the fixed waveform signal, amplify, exchange ground connection by capacitor C 7 through triode T1, triode T2 base stage is that low level, collector are high level always always, and Sheffer stroke gate A3 output terminal is a low level, relay J 1 is failure to actuate, and alarm host machine is not reported to the police; No signal, Sheffer stroke gate A3 output terminal are high level, drive triode T5, relay J 1 action, contact J1-1 closure drives delay circuit IC3, relay J 2 actions, contact J2-2 closure, drive alarm chip IC4, signal output is amplified through triode T7 through potentiometer W2 decay again, by alarming horn (9) sounding, signal running time is regulated by delay circuit IC3 control and by potentiometer W1 (11).

2, a kind of enclosure wall and gate active infra-red long-distance alarm device of being used for according to claim 1, its feature also is: monitoring arrangement comprises transmitting probe and receiving transducer, and the infrared emission circuit is arranged in the reflection probe, and infrared receiving lines is arranged in the receiving transducer.

3, a kind of enclosure wall and gate active infra-red long-distance alarm device of being used for according to claim 1 and 2, it is characterized in that: civil power is through transformer (4) step-down, through stabilivolt IC1 voltage stabilizing output stable DC, simultaneously standby power supply E1 (12) is charged, during no civil power, standby power supply E1 (12) adds to power supply in the system automatically.

4, a kind of enclosure wall and gate active infra-red long-distance alarm device of being used for according to claim 1 and 2 is characterized in that: by number cover probe (15) and reflecting plate (22) or overlap transmitting probe and receiving transducer by number and constitute encirclement formula monitor alarm to enclosure wall and gate.

5, according to claim 1 or 2 or 3 or 4 described a kind of enclosure wall and gate active infra-red long-distance alarm devices of being used for, it is characterized in that: establish socket at bonnet (7), can external electric bell loudspeaker or alarm network.