CN203873190U - Anti-theft alarm kit for cases - Google Patents
Anti-theft alarm kit for cases Download PDFInfo
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- CN203873190U CN203873190U CN201420290572.3U CN201420290572U CN203873190U CN 203873190 U CN203873190 U CN 203873190U CN 201420290572 U CN201420290572 U CN 201420290572U CN 203873190 U CN203873190 U CN 203873190U
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Abstract
The utility model discloses an anti-theft alarm kit for cases. The anti-theft alarm kit for cases comprises an anti-theft alarm controller, an anti-theft control switch, an LED and an alarm, as well as a triggered magnetic switch which is arranged on a tooth type zipper, wherein the anti-theft alarm controller is internally provided with a portable power supply, and the anti-theft control switch, the LED and the alarm which are respectively connected with the anti-theft alarm controller. The anti-theft alarm kit for the cases has the following advantages: structure is simple, design is reasonable, and manufacturing is easy; the triggered magnetic switch is linked with the zipper of a case, when a thief opens the zipper, the zipper triggers the triggered magnetic switch, a microcontroller obtains an anti-theft signal and then makes an alarm sound, an owner is reminded, and the thief is scared and held back; articles in the cases can be prevented from being lost owning to neglect of taking precautions, and the probability that the articles in the cases are stolen is reduced.
Description
Technical field
The utility model relates to burglar alarm field, particularly a kind of burglar alarm for case and bag.
Background technology
General case and bag, in the time carrying important, valuable article and go out, if theft-preventing protecting device is not installed, while being patronized, easily cause damage to property by thief.For antitheft, generally can on case and bag, install and lock or anti-theft device with coded lock.But, for functional case and bag, as loaded computer, instrument equipment, photographic goods etc., because of regular use, take for convenience, conventionally adopt the mode that slide fastener is installed, if adopt again dress lock side formula, can bring very large inconvenience to user, therefore, for antitheft, need a kind of burglar alarm in the time that slide fastener is opened, and the mode locking can not meet this requirement.
Utility model content
The purpose of this utility model is for the defect of prior art and deficiency, and a kind of burglar alarm for case and bag simple in structure, reasonable in design, easy to use is provided.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of burglar alarm for case and bag described in the utility model, it is provided with the antitheft alarming controller of portable power supplies and the security switch being connected with antitheft alarming controller respectively, LED, alarm and can be arranged on the trigger magnetic inductive switch on dentition formula slide fastener in comprising.
As further illustrating of technique scheme, warning drive circuit and the luminous current-limiting circuit of driving LED of power sense circuit, the interface circuit that connects trigger magnetic inductive switch that described antitheft alarming controller comprises provides the mu balanced circuit of burning voltage, detect battery voltage signal, the microcontroller that receives input signal and output control signal, the button inputting circuits that the signal of deploying troops on garrison duty or withdraw a garrison is provided, driving alarm; Wherein, the input of mu balanced circuit is connected with portable power supplies; The input of power sense circuit is connected with portable power supplies connection, output and microcontroller; The input of interface circuit is connected with trigger magnetic inductive switch, output is connected with microcontroller; The output of button inputting circuits is connected with microcontroller; The input of warning drive circuit is connected with microcontroller, output is connected with alarm; The input of current-limiting circuit is connected with microcontroller, output is connected with LED.
Described trigger magnetic inductive switch is made up of corresponding magnetic reed switch and the magnet that is arranged on both sides on dentition formula slide fastener of paired coupling.When slide fastener pulls open, the distance between magnetic reed switch and magnet is far away by nearly change, and the state of magnetic reed switch is turned, and at circuit, under the state of deploying troops on garrison duty, now microcontroller, by detecting in real time, is controlled the warning of driving LED quick flashing or sends alarm sound.Until while pressing security switch, LED quick flashing or alarm tone just can stop.
Between described portable power supplies and mu balanced circuit circuit, be provided with power switch.Circuit standby power consumption while avoiding product not use.
Described mu balanced circuit is that voltage stabilizing value is the circuit of three-terminal voltage-stabilizing integrated of 5V, and the input of circuit of three-terminal voltage-stabilizing integrated is connected with power switch output.
Described power sense circuit comprises switching diode, Zener diode, triode, high frequency capacitance and 3 current-limiting resistances; Together with wherein switching diode, Zener diode are connected successively with a current-limiting resistance and by this current-limiting resistance ground connection, the anode of switching diode is connected with power switch output; High frequency capacitance is connected between switching diode and Zener diode; The b utmost point of triode by a current-limiting resistance receive between Zener diode and the current-limiting resistance of series connection with it, e utmost point ground connection, the c utmost point is connected with the input port of microcontroller and passes through another current-limiting resistance and be connected with the output of mu balanced circuit.When cell voltage is during lower than setting voltage value, the level that microcontroller detects mouthful by detecting changes, thereby driving LED is made the slow sudden strain of a muscle warning electric weight deficiency of 1 second 1 time
Described warning drive circuit comprises that signal generation integrated circuit, two triodes and two resistance form amplifying circuit and transformer; The input of signal generation integrated circuit is connected with microcontroller, output is connected with one of them b utmost point that is NPN type triode, and the c utmost point of this triode is connected in series to power switch output by two resistance, e utmost point ground connection; Another one triode is positive-negative-positive triode, its b utmost point is connected to two tie points between resistance, the e utmost point of this triode is connected to power switch output, the c utmost point is connected with the input of transformer, another input end grounding, the output Same Name of Ends of transformer and this input links together, and another output of transformer is connected with alarm.
Preferably, described alarm is piezoelectric buzzer.
In order to prevent false triggering, trigger magnetic inductive switch is 4, is installed in series respectively, accordingly, described interface circuit is the bipod socket of 4 series connection, first socket one end ground connection, and the input port that last socket one end is connected with microcontroller connects and is connected to a pull-up resistor.
Described button inputting circuits comprises touch-switch, and touch-switch is connected with microcontroller input, and is connected with the output of mu balanced circuit by pull-up resistor.In the time pressing KEY, LED is once bright, and circuit enters disarming state; In the time pressing KEY, LED is bright twice, and circuit enters the state of deploying troops on garrison duty.
As from the foregoing, the utility model has following advantage: simple in structure, reasonable in design, easily manufacture; It adopts the slide fastener first line of a couplet movable contact hairdo magnetic induction switch at case and bag, and when thief opens slide fastener, slide fastener touches trigger magnetic inductive switch, and microcontroller obtains anti-theft signal, then sends chimes of doom, reminds owner, frightens resistance stealer.Can prevent from ensureing that the article in case and bag lose because being neglectful in taking precautions, reduce the stolen probability of the article in case and bag.
Brief description of the drawings
Fig. 1 is the structure principle chart for the burglar alarm of case and bag;
Fig. 2 is the schematic diagram of antitheft alarming controller;
Drawing reference numeral explanation:
1, slide fastener; 2, trigger magnetic inductive switch; 3, antitheft alarming controller; 4, LED;
5, security switch; 6, alarm; 7, mu balanced circuit; 8, power sense circuit;
9, interface circuit; 10, microcontroller circuit; 11, button inputting circuits;
12, warning drive circuit; 13, current-limiting circuit.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
Referring to Fig. 1, as seen from the figure, be provided with the antitheft alarming controller 3 of portable power supplies and the security switch 5, LED4, the alarm 6 that are connected with antitheft alarming controller 3 respectively and can be arranged on the trigger magnetic inductive switch 2 on dentition formula slide fastener 1 in comprising for the burglar alarm of case and bag.Preferably, portable power supplies adopts the battery that 9V model is 6F22.
Referring to Fig. 2, warning drive circuit 12 and the luminous current-limiting circuit 13 of driving LED 4 of power sense circuit 8, the interface circuit 9 that connects trigger magnetic inductive switch 2 that as seen from the figure, antitheft alarming controller 3 comprises provides the mu balanced circuit of burning voltage 7, detect battery voltage signal, the microcontroller U2 that receives input signal and output control signal, the button inputting circuits 11 that the signal of deploying troops on garrison duty or withdraw a garrison is provided, driving alarm 6; Wherein, the input of mu balanced circuit 7 is connected with portable power supplies; The input of power sense circuit 8 is connected with portable power supplies connection, output and microcontroller U2; The input of interface circuit 9 is connected with trigger magnetic inductive switch 2, output is connected with microcontroller U2; The output of button inputting circuits 11 is connected with microcontroller U2; The input of warning drive circuit 12 is connected with microcontroller U2, output is connected with alarm 6; The input of current-limiting circuit 13 is connected with microcontroller U2, output is connected with LED4.
Wherein, trigger magnetic inductive switch 2 is made up of corresponding magnetic reed switch and the magnet that is arranged on both sides on dentition formula slide fastener 1 of paired coupling; Between portable power supplies BT1 and mu balanced circuit 7 circuit, be provided with power switch K1; The circuit of three-terminal voltage-stabilizing integrated U1 that mu balanced circuit 7 is 5V for voltage stabilizing value, the input of circuit of three-terminal voltage-stabilizing integrated U1 is connected with power switch K1 output.
Power sense circuit 8 comprises switching diode D1, Zener diode ZD1, triode Q3, high frequency capacitance C1 and 3 current-limiting resistances (R2, R3, R10); Together with wherein switching diode D1, Zener diode ZD1 connect successively with a current-limiting resistance R2 and by this current-limiting resistance R2 ground connection, the anode of switching diode D1 is connected with power switch K1 output; High frequency capacitance C1 is connected between switching diode D1 and Zener diode ZD1; The b utmost point of triode Q3 is received between the current-limiting resistance R2 of Zener diode D1 and series connection with it by a current-limiting resistance R3, e utmost point ground connection, the c utmost point are connected with the input port of microcontroller U2 and pass through another current-limiting resistance R10 and is connected with the output of mu balanced circuit 7.
Warning drive circuit 12 comprises signal generation integrated circuit U3, two triodes (Q1, Q2) and two resistance (R8, R9) composition amplifying circuit and transformer T1; The input of signal generation integrated circuit U3 is connected with microcontroller U2, output is connected with one of them b utmost point that is NPN type triode Q2 with output, the c utmost point of this triode Q2 is connected in series to power switch K1 output by two resistance (R8, R9), e utmost point ground connection; Another one triode Q1 is positive-negative-positive triode, its b utmost point is connected to the tie point between two resistance (R8, R9), the e utmost point of this triode Q1 is connected to power switch K1 output, the c utmost point is connected with the input of transformer T1, another input end grounding, the output Same Name of Ends of transformer T1 and this input links together, and another output of transformer T1 is connected with alarm 6.Alarm 6 is preferably piezoelectric buzzer B1.
Trigger magnetic inductive switch 2 is 4, be installed in series respectively, accordingly, interface circuit 9 is the bipod socket (SW1, SW2, SW3, SW4) of 4 series connection, first socket SW1 one end ground connection, the input port that last socket SW4 one end is connected with microcontroller U2 connects and is connected to a pull-up resistor R11.Button inputting circuits 11 comprises touch-switch S1, and touch-switch is connected with microcontroller U2 input, and is connected with the output of mu balanced circuit 7 by pull-up resistor R5.
In Fig. 2, resistance R 6 and capacitor C 6 form the electrify restoration circuit of microcontroller U2; Capacitor C 2 and capacitor C 3 form the filter circuit of microcontroller U2 power end; Crystal oscillator Y1 is as microcontroller U2 clock signal circuit.
The above is only preferred embodiments of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.
Claims (10)
1. for a burglar alarm for case and bag, it is characterized in that: it is provided with the antitheft alarming controller of portable power supplies and the security switch being connected with antitheft alarming controller respectively, LED, alarm and can be arranged on the trigger magnetic inductive switch on dentition formula slide fastener in comprising.
2. the burglar alarm for case and bag according to claim 1, is characterized in that: warning drive circuit and the luminous current-limiting circuit of driving LED of power sense circuit, the interface circuit that connects trigger magnetic inductive switch that described antitheft alarming controller comprises provides the mu balanced circuit of burning voltage, detect battery voltage signal, the microcontroller that receives input signal and output control signal, the button inputting circuits that the signal of deploying troops on garrison duty or withdraw a garrison is provided, driving alarm; Wherein, the input of mu balanced circuit is connected with portable power supplies; The input of power sense circuit is connected with portable power supplies connection, output and microcontroller; The input of interface circuit is connected with trigger magnetic inductive switch, output is connected with microcontroller; The output of button inputting circuits is connected with microcontroller; The input of warning drive circuit is connected with microcontroller, output is connected with alarm; The input of current-limiting circuit is connected with microcontroller, output is connected with LED.
3. the burglar alarm for case and bag according to claim 2, is characterized in that: described trigger magnetic inductive switch is made up of corresponding magnetic reed switch and the magnet that is arranged on both sides on dentition formula slide fastener of paired coupling.
4. the burglar alarm for case and bag according to claim 3, is characterized in that: between described portable power supplies and mu balanced circuit circuit, be provided with power switch.
5. the burglar alarm for case and bag according to claim 4, is characterized in that: described mu balanced circuit is that voltage stabilizing value is the circuit of three-terminal voltage-stabilizing integrated of 5V, and the input of circuit of three-terminal voltage-stabilizing integrated is connected with power switch output.
6. the burglar alarm for case and bag according to claim 5, is characterized in that: described power sense circuit comprises switching diode, Zener diode, triode, high frequency capacitance and 3 current-limiting resistances; Together with wherein switching diode, Zener diode are connected successively with a current-limiting resistance and by this current-limiting resistance ground connection, the anode of switching diode is connected with power switch output; High frequency capacitance is connected between switching diode and Zener diode; The b utmost point of triode by a current-limiting resistance receive between Zener diode and the current-limiting resistance of series connection with it, e utmost point ground connection, the c utmost point is connected with the input port of microcontroller and passes through another current-limiting resistance and be connected with the output of mu balanced circuit.
7. the burglar alarm for case and bag according to claim 6, is characterized in that: described warning drive circuit comprises that signal generation integrated circuit, two triodes and two resistance form amplifying circuit and transformer; The input of signal generation integrated circuit is connected with microcontroller, output is connected with one of them b utmost point that is NPN type triode, and the c utmost point of this triode is connected in series to power switch output by two resistance, e utmost point ground connection; Another one triode is positive-negative-positive triode, its b utmost point is connected to two tie points between resistance, the e utmost point of this triode is connected to power switch output, the c utmost point is connected with the input of transformer, another input end grounding, the output Same Name of Ends of transformer and this input links together, and another output of transformer is connected with alarm.
8. the burglar alarm for case and bag according to claim 7, is characterized in that: described alarm is piezoelectric buzzer.
9. the burglar alarm for case and bag according to claim 8, it is characterized in that: described interface circuit is the bipod socket of 4 series connection, first socket one end ground connection, the input port that last socket one end is connected with microcontroller connects and is connected to a pull-up resistor.
10. the burglar alarm for case and bag according to claim 9, is characterized in that: described button inputting circuits comprises touch-switch, touch-switch is connected with microcontroller input, and is connected with the output of mu balanced circuit by pull-up resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290572.3U CN203873190U (en) | 2014-05-30 | 2014-05-30 | Anti-theft alarm kit for cases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290572.3U CN203873190U (en) | 2014-05-30 | 2014-05-30 | Anti-theft alarm kit for cases |
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| Publication Number | Publication Date |
|---|---|
| CN203873190U true CN203873190U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420290572.3U Expired - Fee Related CN203873190U (en) | 2014-05-30 | 2014-05-30 | Anti-theft alarm kit for cases |
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| Country | Link |
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| CN (1) | CN203873190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072344A1 (en) * | 2016-10-18 | 2018-04-26 | 深圳市宝隆拉链有限公司 | Counter-sliding sliders alarm |
-
2014
- 2014-05-30 CN CN201420290572.3U patent/CN203873190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072344A1 (en) * | 2016-10-18 | 2018-04-26 | 深圳市宝隆拉链有限公司 | Counter-sliding sliders alarm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151008 Address after: 528437, C, building two, third floor, building six, Zhongshan, Zhongshan, Guangdong Province Patentee after: Zhongshan Bian bags Co. Ltd. Address before: 342800 Jiangxi city of Ganzhou province Ningdu Meijiang County town of Lao Ya Bei No. 55 Patentee before: Qiu Meizhen |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20160530 |