CN2852276Y

CN2852276Y - Anti-theft device for managing portable article

Info

Publication number: CN2852276Y
Application number: CN 200420102361
Authority: CN
Inventors: 焦国湘
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-12-03
Filing date: 2004-12-03
Publication date: 2006-12-27
Anticipated expiration: 2014-12-03

Abstract

The utility model relates to an anti-theft device for managing a portable article. The utility model comprises at least one radio transmitter arranged next to the article, and a radio receiver worn by a user, wherein the radio transmitter comprises an encoder, a high frequency transmitting pattern assembly and a power supply, and the radio receiver comprises a power supply, a high frequency receiving pattern assembly, an encoder, an alarm sound generating and driving circuit, and a buzzer used for giving an alarm. The anti-theft device further comprises a magnet arranged in the article. The transmitter further comprises a sensor which is induced with the magnet, and a control circuit. The sensor is a reed switch. The utility model has the advantages that electricity is saved, volume is small, and a plurality of articles can be simultaneously managed.

Description

Be used to manage the anti-theft device of personal effects

Technical field

The utility model relates to a kind of burglar alarm, particularly relates to a kind ofly can managing a plurality of burglar alarms of carrying valuables simultaneously.

Background technology

People are very familiar to alarm in the modern life, and for example, home-use burglar alarm, automobile, motor anti-theft alarm for vehicle perhaps are used to carry the valuables burglar alarm.Industry has a kind of antitheft wallet that adopts photoresistance to make sensor, because of reliability is not high, does not open up markets basically; The another kind of burglar alarm that adopts the human body sensing mode, its reliability even not as good as the alarm of photoresistance; Having a kind of again is exactly the alarm that adopts apart from sensing, promptly on the valuables of carrying, add a transmitting set, user's wireless receiver of wearing on one's body, transmitter constantly transmits, receiver is not then reported to the police as receiving signal, do not receive that signal then reports to the police one or two seconds, this alarm is constantly being launched all the time because of transmitter, therefore power consumption is very big, again because of continuously emission, can't solve the problem of co-channel interference between two machines, as use Bluetooth technology, cost height then, volume is big, thereby prospect also allows of no optimist.The applicant once applied for a kind of warning wallet that adopts tongue tube as sensor, the patent No. is: 01221055.2, after applied for again a kind of adopt that tongue tube makes sensor carry the valuables burglar alarm, number of patent application is: 02202363.1, though this warning device has solved problems such as the reliability of carrying valuables and power consumption, but owing to whole warning device is assembled together, thereby volume is apparent big, and can not manage several article simultaneously.

The utility model content

Technical problem to be solved in the utility model is: a kind of anti-theft device that is used to manage the valuables of carrying is provided, and its reliability height, power consumptive province, easy for installation, easy to use, volume is little, highly sensitive.

For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of anti-theft device that can manage a plurality of personal effects simultaneously is provided, it includes the wireless receiver that near at least one transmitting set and that is placed on the described article is worn by the user, and described transmitting set includes scrambler and high-frequency emission module and power supply; Described wireless receiver comprises the hummer that power supply, high frequency receive module, code translator, alarm sound generation and driving circuit and be used to report to the police; This anti-theft device comprises that further one is placed on the magnet of described article inside, further includes a sensor and a control circuit of responding to magnet in the described transmitter, and described sensor is a tongue tube.

The further improvement of the technical program is: the corresponding one-address code of described each transmitting set.

The further improvement of the technical program is: described tongue tube is the single-pole double-throw (SPDT) tongue tube, described control circuit mainly comprises a switch triode Q2, one contact of described tongue tube is connected with positive source, another contact connects the base stage of switch triode Q2 by a resistance R 4, be connected in series a charging capacitor EC2 between the other end of described tongue tube and the ground, the grounded emitter of described switch triode Q2, the collector of described switch triode Q2 connects the negative pole of scrambler and high-frequency emission module.

The further improvement of the technical program is: described tongue tube is the single-pole single-throw (SPST) tongue tube, described control circuit mainly includes triode Q5, triode Q6 and triode Q3, the collector of described triode Q5 connects positive source, described tongue tube is serially connected between the base stage and positive source of this triode Q5, between the base stage of this triode Q5 and ground, be connected in series a resistance R 9, be connected in series a charging capacitor EC4 between the emitter of this triode Q5 and the ground; The emitter of triode Q5 connects the emitter of triode Q6, the base stage of triode Q6 connects the base stage of triode Q5, and the collector of triode Q6 connects the base stage of triode Q3 by a resistance R 7, the grounded emitter of triode Q3, the collector of triode Q3 connects the negative pole of scrambler and high-frequency emission module.

The further improvement of the technical program is: described magnet is the strong magnetic of neodymium iron boron.

The further improvement of the technical program is: be 2-3 second the discharge time of described charging capacitor EC2.

The further improvement of the technical program is: be 2-3 second the discharge time of described charging capacitor EC4.

The beneficial effects of the utility model are: it has adopted tongue tube and permanent magnet to make sensor, again owing to adopted Radio Transmission Technology, sensing in warning device part and chimes of doom are produced part (containing hummer) separately, it makes and carries valuables and place the sensing of warning device together partly volume is very little, and power consumption is economic, and is convenient to manage a plurality of valuables.

Description of drawings

Fig. 1 is the utility model wireless transmit block scheme partly.

Fig. 2 receives block scheme partly for the utility model.

Fig. 3, Fig. 4 are the utility model emission circuit theory diagrams partly.

Fig. 5 is a reception schematic diagram of the present utility model.

Fig. 6 is used in specific embodiment on the mobile phone for the utility model.

Fig. 7 is the concrete enforcement figure that is used on the wallet.

Fig. 8 is a radio alarming receiver of the present utility model.

Embodiment

The utility model alarm adopts permanent magnet and tongue tube to make sensor, but the warning device sensor partly and alarm sound generation and driving, hummer partly divide and be arranged, both are by wireless link, therefore this warning device reality is partly formed by three, one is magnet, it is placed in wallet, mobile phone and the travelling bag, and is in aggregates with the item to be protected combination; Two is transmitting set, and transmitting set and item to be protected such as wallet, mobile phone, travelling bag etc. put together; Three is wireless receiver, is worn by the user.When the magnet of hiding in the tongue tube in the transmitting set and the item to be protected separates, transmitting set work, wireless receiver is reported to the police after receiving alerting signal immediately.Set forth the utility model principle below by circuit theory diagrams.

As shown in Figure 1, be the utility model wireless transmit block scheme partly.Include sensor and control circuit, switching tube, scrambler and high-frequency emission module and power supply in this part.

As shown in Figure 2, be that the utility model receives block scheme partly.It receives module, compositions such as code translator, alarm sound generation and driving circuit, hummer by power supply, power switch, high frequency.

Fig. 3, Fig. 4 are wireless transmit schematic diagram of the present utility model.The dotted line of Fig. 3, Fig. 4 partly is the core of this warning device, and promptly sensor and control circuit are partly.REED1 is a single-pole double-throw (SPDT) among Fig. 3, and the AT value is the tongue tube of 10-15, and this tongue tube is installed in the transmitting set, and permanent magnet then is placed on wallet or is bonded at or is hung on the mobile phone, or ensconces in the travelling bag.Wherein, described control circuit mainly comprises a switch triode Q2, one contact of described tongue tube is connected with positive source, another contact is connected on the base stage of switch triode Q2 by a resistance R 4, be connected in series a charging capacitor EC2 between the other end of described tongue tube and the ground, the grounded emitter of described switch triode Q2, the collector of described switch triode Q2 connect the negative pole (VSS pin) of scrambler and high-frequency emission module.When permanent magnet when the item to be protected; tongue tube REED1 adhesive; battery BAT1 gives electric capacity EC2 charging by REED1; when permanent magnet separated with tongue tube, tongue tube discharged, and electric capacity EC2 is through resistance R 4, triode Q2 discharge; triode Q2 conducting; Q2 collector level is low, scrambler HS2260, wireless transmitting module work such as (SAW1, triode Q1), and transmitter sends alerting signal to receiver.When the electric energy of electric capacity EC2 has all been put; triode Q2 ends; scrambler HS2260; wireless module because of can not working with being shorted to; electric capacity EC2 discharge makes the about 2-3 of triode Q2 conducting second in this circuit; therefore working time of once reporting to the police has only 2-3 second; if item to be protected is not placed on transmitting set together; then electric capacity EC2 is not recharged; triode Q2 can not conducting; scrambler HS2262 and wireless transmitting module all can not be worked; this shows; when the magnet in item to be protected such as the wallet and transmitting set put together; because of tongue tube is connected with battery; EC2 and R4 do not constitute the loop; transmitting set is not reported to the police; magnet in item to be protected and transmitting set are not placed a time-out; electric capacity EC2 is because of disconnecting with battery; close after having discharged just and no longer report to the police; therefore; no matter whether protected valuables and transmitting set put together; transmitting set is not worked, and has only when valuables and transmitting set to put together earlier, just reports to the police separately the time again then.This transmitting set does not need power switch, and time of fire alarming is extremely short, has therefore accomplished economic.

Dotted line part among Fig. 4 and the dotted line among Fig. 3 partly are all the alarm sensing partly, for no other reason than that the REED1 price is too high, just adopt REED2's, REED2 is the single-pole single-throw (SPST) tongue tube among Fig. 4, described control circuit mainly includes triode Q5, triode Q6 and triode Q3, the collector of described triode Q5 connects positive source, described tongue tube is serially connected between the base stage and positive source of this triode Q5, between the base stage of this triode Q5 and ground, be connected in series a resistance R 9, be connected in series a charging capacitor EC4 between the emitter of this triode Q5 and the ground; The emitter of triode Q5 connects the emitter of triode Q6, the base stage of triode Q6 connects the base stage of triode Q5, and the collector of triode Q6 connects the base stage of triode Q3 by a resistance R 7, the grounded emitter of triode Q3, the collector of triode Q3 connect the negative pole (VSS pin) of scrambler and high-frequency emission module.When permanent magnet when the tongue tube, the tongue tube adhesive, triode Q5 conducting, electric capacity EC4 is recharged, but triode Q6 ends, therefore, triode Q3 can not conducting, scrambler HS2262, wireless transmitting module (SAW2, Q4) etc. are not because of can not ground connection working, when permanent magnet left tongue tube, triode Q5 ended, the Q6 conducting, electric capacity EC4 is through triode Q6, resistance R 7, triode Q3 discharge, Q3 saturation conduction, coded slice HS2260, wireless transmitting module work such as (SAW2, Q4), transmitting set externally sends alerting signal, alarm equipment alarm.When permanent magnet leaves transmitting set, tongue tube REED2 discharges, triode Q5 ends, coded slice HS2260 and wireless module (SAW1, Q1) all can not work, this shows, among Fig. 4 no matter permanent magnet and tongue tube be to put together, still do not put together, transmitting set all can not be worked, have only when permanent magnet and tongue tube and put the 2-3 that separates again then together in time second, transmitting set is just worked, so the circuit among Fig. 4 also is economic electricity, also need not power switch, when permanent magnet when the tongue tube, system power is 0.7 μ A, and in the time of separately, electric current is almost nil.

The characteristics of Fig. 3 are power savings, but tongue tube REED1 is more expensive, and the advantage of Fig. 4 is that tongue tube REED2 is more cheap, but relatively power consumption some, quiescent current is 0.7 μ A.

Fig. 5 is that warning of the present utility model receives partly; it receives module by power supply, power switch, high frequency; compositions such as code translator, alarm sound generation and driving, hummer; it is a kind of more common warning receiving circuit; because it does not have and item to be protected is placed together, its volume, power consumption can suitably be relaxed.It is made up of Armstrong circuit, operational amplifier U1, code translator HS2272, sound effect circuit U3 and driving circuit Q3 and hummer BUZ1.

Coding and decoding circuit among Fig. 3, Fig. 4, Fig. 5, wireless transceiver circuit all are more common common electronic circuits, can select other compiling chip and transceiver module for use.

Fig. 6 is used in specific embodiment on the mobile phone for the utility model, and tongue tube is installed in the transmitting set 2, and the strong magnetic 3 of neodymium iron boron is hung on the mobile phone 1, also can stick on the mobile phone 1.

Magnet 3 among Fig. 6 be 12 millimeters of diameters, thick be 1 millimeter the strong magnetic of neodymium iron boron, it is hung in line on the antitheft hole of mobile phone, can glue on the strong magnetic one be printed on beautiful pattern drip the glue sticker, make it resemble an ornament, when getting mobile phone, magnet has also just left together with mobile phone.The CR1220 button cell is housed in the transmitting set 2, tongue tube etc., because transmitting set is when putting together with mobile phone in the utility model, and and mobile phone do not work when separating, so it does not have power switch, transmitting set is about 80 millimeters, wide about 18 millimeters, thick about 7 millimeters approximately is 1/2nd sizes of lighter, is contained in the pocket and is not in the way, lose for preventing transmitting set, in pocket, magnet is not placed on the bottom to available safety pin during use, and transmitter is placed in the middle, mobile phone topmost, when mobile phone left transmitter, transmitter was reported to the police at once, and the about 2-3 of reporting to the police finishes second.Certainly strong magnetic also can directly be bonded on the mobile phone, and at this moment, transmitting set puts down face, and mobile phone is pressed in above the transmitting set and gets final product.CR1220 button cell service time, when adopting Fig. 3 circuit structure, waiting for electric current was zero more than 1 year, and during Fig. 4 circuit, waiting for electric current is 0.7 μ A, also economizes 2 times than wrist-watch power consumption.

Fig. 7 is used in concrete enforcement figure on the wallet for the utility model, and 4 is wallet, and 5 is transmitting set, and 6 is strong magnetic, and strong magnetic is ensconced and put in the grid of card.Wherein strong magnetic is 10 * 20 * 2 millimeters neodymium iron borons, this strong magnetic is directly put into the lattice that wallet is put card, if any magnetic card, then should note magnet and magnetic card relative position, as long as magnetic card surpasses 30 millimeters far away with strong magnetic, just can not damage magnetic card, the wallet that strong magnetic will be housed during use is placed on above the transmitting set, takes away wallet, transmitting set is promptly externally reported to the police, about 2-3 finishes second, loses for preventing transmitting set, and same available safety pin is not in pocket.

Fig. 8 is a radio alarming receiver of the present utility model, and it is equipped with battery, power switch, wireless receiving module, decoding scheme, sound effect circuit, hummer etc.Wherein, battery adopts 3 AG13 button cells.When wireless receiver is received the transmitting set signal, at first detect address code, when address code is identical, it drives the sound effect circuit chimes of doom and drives hummer 7 through inductance boost, and sound can reach more than the 120db, because address code is arranged, address code is 38 in Fig. 5 circuit, promptly can distinguish 38 article.Stolen or when losing when wallet, transmitting set transmission 2-3 alerting signal in second, receiver detects this signal, reports to the police when address code is identical, if user oneself does not wish warning when taking wallet, as long as then turn off power switch among Fig. 8.Wireless receiver is waited for electric current and is about 400 μ A, can be hung in easily on the key chain, also can be placed in pocket or the handbag.

Compared with prior art the utility model alarm has following obvious advantage: owing to adopted permanent magnetic Iron and tongue tube are made this technology of sensor, and sensor does not partly consume electric energy, again owing to adopted Fig. 3, figure 4 dotted lines control circuit partly, it is so that no matter transmitting set is separately in it and protected valuables Or place and do not report to the police together, transmitting set just needn't be installed power switch like this, when the user uses, Needn't pay close attention to power switch, owing to adopted Radio Transmission Technology, it is so that a warning receiver can again Manage many protected article, even even child's article with it also can. Therefore it has really accomplished the side Just, power saving, volume be little, manage reliably, simultaneously a plurality of article etc.

Claims

1. anti-theft device that is used to manage personal effects, it includes the wireless receiver that near at least one transmitting set and that is placed on the described article is worn by the user, and described transmitting set includes scrambler and high-frequency emission module and power supply; Described wireless receiver comprises the hummer that power supply, high frequency receive module, code translator, alarm sound generation and driving circuit and be used to report to the police; It is characterized in that: this anti-theft device comprises that further one is placed on the magnet of described article inside, further includes a sensor and a control circuit of responding to magnet in the described transmitter, and described sensor is a tongue tube.

2. the anti-theft device that is used to manage personal effects as claimed in claim 1 is characterized in that: the corresponding one-address code of described each transmitting set.

3. the anti-theft device that is used to manage personal effects as claimed in claim 2, it is characterized in that: described tongue tube is the single-pole double-throw (SPDT) tongue tube, described control circuit mainly comprises a switch triode Q2, one contact of described tongue tube is connected with positive source, another contact connects the base stage of switch triode Q2 by a resistance R 4, be connected in series a charging capacitor EC2 between the other end of described tongue tube and the ground, the grounded emitter of described switch triode Q2, the collector of described switch triode Q2 connects the negative pole of scrambler and high-frequency emission module.

4. the anti-theft device that is used to manage personal effects as claimed in claim 2, it is characterized in that: described tongue tube is the single-pole single-throw (SPST) tongue tube, described control circuit mainly includes triode Q5, triode Q6 and triode Q3, the collector of described triode Q5 connects positive source, described tongue tube is serially connected between the base stage and positive source of this triode Q5, between the base stage of this triode Q5 and ground, be connected in series a resistance R 9, be connected in series a charging capacitor EC4 between the emitter of this triode Q5 and the ground; The emitter of triode Q5 connects the emitter of triode Q6, the base stage of triode Q6 connects the base stage of triode Q5, and the collector of triode Q6 connects the base stage of triode Q3 by a resistance R 7, the grounded emitter of triode Q3, the collector of triode Q3 connects the negative pole of scrambler and high-frequency emission module.

5. as claim 3 or the 4 described anti-theft devices that are used to manage personal effects, it is characterized in that: described magnet is the strong magnetic of neodymium iron boron.

6. the anti-theft device that is used to manage personal effects as claimed in claim 3 is characterized in that: be 2-3 second the discharge time of described charging capacitor EC2.

7. the anti-theft device that is used to manage personal effects as claimed in claim 4 is characterized in that: be 2-3 second the discharge time of described charging capacitor EC4.