CN201741232U

CN201741232U - Charging theftproof alarm device of electronic goods

Info

Publication number: CN201741232U
Application number: CN2010205052724U
Authority: CN
Inventors: 王大方; 王新; 李俊锋; 解庆国; 刘小明
Original assignee: SHENYANG TIANHE ELECTRONIC ENGINEERING Co Ltd
Current assignee: SHENYANG TIANHE ELECTRONIC ENGINEERING Co Ltd
Priority date: 2010-08-26
Filing date: 2010-08-26
Publication date: 2011-02-09
Anticipated expiration: 2020-08-26

Abstract

The utility model relates to a charging theftproof alarm device of electronic goods, which has a structure that is composed of the following components: a terminal, a main controller, an audible and visual electrical alarm, and a connection line which connects the terminal with the main controller; wherein the terminal comprises the following components: a terminal detection circuit which communicates with a comparison circuit of the main controller; and a charging terminal which communicates with a charging circuit of the main controller. The main controller comprises the following components: the comparison circuit which communicates with the terminal detection circuit of the terminal; a charging circuit which communicates with the charging port of the terminal; and a CPU which communicates with the comparison circuit, the charging circuit and the audible and visual electrical alarm. The audible and visual electrical alarm receives the alarm signal of the CPU and alarms. The charging theftproof alarm device of electronic goods is advantageous in that: when the electronic goods are displayed with the charging theftproof alarm device, and the electronic goods are broken away from the charging port, the CPU detects that the failure or loss of the electronic product may occur through the detection circuit, and sends a signal to an LED display screen, the audible and visual electrical alarm and a state indicator lamp.

Description

Electronic goods charging burglar alarm

Technical field

The utility model relates to a kind of charging burglar alarm, relates in particular to a kind of electronic goods and prevent stolen electronic goods charging burglar alarm in the process of showing.

Background technology

Electronic goods is in sales process now, for the client can be understood more electronic goods better, show a lot of electronic goods to the client, and have for antitheft, what use in the process of showing is model, but there are very big difference in model and prototype, can't allow the client farthest electronic goods be had more understands, show prototype though also have, but the staff need keep the client constantly, nor can all show to the client, restriction has been arranged in the choice for like this client.

The utility model content

Provide a kind of electronic goods charging burglar alarm in order to solve the problems of the technologies described above the utility model, purpose is to show more electronic goods to the client, has increased client's choice in the time of antitheft.

For reaching above-mentioned purpose the utility model electronic goods charging burglar alarm, constitute by following structure: the connection line of terminal, master controller, acousto-optic electric alarms based on pattern recognition, connecting terminal and master controller; Wherein terminal comprises the terminal testing circuit that the comparator circuit with master controller communicates; The charging port that communicates with the charging circuit of master controller; Master controller comprises the comparator circuit that the terminal testing circuit with terminal communicates; The charging circuit that communicates with the charging port of terminal; The CPU that communicates by letter with comparator circuit, charging circuit harmony photoelectric alarm; The acousto-optic electric alarms based on pattern recognition, the alerting signal that receives CPU is reported to the police.

Described terminal also comprises status indicator lamp, receives the signal that CPU sends.

Electronic goods charging burglar alarm also comprises LED display, shows the display message that CPU sends.

Described terminal testing circuit extracts the electric current of electronic goods, and will detect the electronic goods data and be sent to comparator circuit, simultaneously the changing value of detected off-hook/on-hook component voltage is delivered to comparator circuit.

Described comparator circuit receives and is sent to CPU after signal that the terminal testing circuit transmits compares the changing value that detects electronic goods data and off-hook/on-hook component voltage.

Described CPU charges to charging port according to the signal controlling charging circuit that comparator circuit transmits, and sends the signal that shows charged state to status indicator lamp and light-emitting diode display simultaneously; The voltage that transmits according to the comparator circuit value range signal that goes beyond the limit sends alerting signal to light-emitting diode display, acousto-optic electric alarms based on pattern recognition and status indicator lamp; The variable signal of the off-hook/on-hook component voltage that transmits according to comparator circuit sends off-hook/on-hook signal to status indicator lamp and light-emitting diode display.

Described CPU sends the signal of the testing circuit of closing a terminal that server transmits to comparator circuit and charging circuit, and two circuit receive shutdown signal and close.

The utility model has the advantages of: the utility model is when showing electronic goods, the charging port of terminal is connected with electronic goods, the terminal testing circuit of terminal detects electric current to be changed, can send signal to CPU, CPU can control charging circuit and charge, when soon being full of, reduce charging current, stop charging, effectively keep the safety of electronic equipment up to being full of.When electronic goods and charging port disconnection, when the terminal testing circuit detects voltage and goes beyond the limit value range, CPU judges the fault that electronic product occurs by comparator circuit information or loses and send warning signal, CPU can send signal, display alarm to LED display, acousto-optic electric alarms based on pattern recognition and status indicator lamp.For losing, fault then is red Chang Liang as the red flicker of alarm condition pilot lamp.

Description of drawings

Fig. 1 is a structured flowchart of the present utility model.

Among the figure: 1, terminal; 2, master controller; 3, acousto-optic electric alarms based on pattern recognition; 4, connection line; 5, comparator circuit; 6, terminal testing circuit; 7, charging circuit; 8, charging port; 9, CPU; 10, status indicator lamp; 11, light-emitting diode display.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Electronic goods in the present embodiment is a mobile phone, also can be other electronic goods, as MP3, notebook computer etc.Electronic goods charging burglar alarm is made of following structure: the connection line 4 of terminal 1, master controller 2, acousto-optic electric alarms based on pattern recognition 3, connecting terminal 1 and master controller 2 as shown in the figure; Wherein terminal 1 comprises the terminal testing circuit 6 that the comparator circuit 5 with master controller 2 communicates; The charging port 8 that communicates with the charging circuit 7 of master controller 2; Master controller 2 comprises the comparator circuit 1 that the terminal testing circuit 6 with terminal 1 communicates; The charging circuit 7 that communicates with the charging port 8 of terminal 1; The CPU9 that communicates by letter with comparator circuit 5, charging circuit 7 harmony photoelectric alarms 3; Acousto-optic electric alarms based on pattern recognition 3, the alerting signal that receives CPU9 is reported to the police.

Terminal 1 also comprises status indicator lamp 10, receives the signal that CPU9 sends.

Electronic goods charging burglar alarm also comprises LED display 11, shows the shows signal that CPU9 sends.

Terminal testing circuit 6 will extract the electric current of electronic goods and will detect the electronic goods data and be sent to comparator circuit 5, and the changing value of detected off-hook/on-hook component voltage delivered to comparator circuit 5, comparator circuit 5 receives and is sent to CPU9 after signal that terminal testing circuit 6 transmits compares the changing value that detects electronic goods data and off-hook/on-hook component voltage, CPU9 charges according to 7 pairs of charging ports 8 of signal controlling charging circuit that comparator circuit 5 transmits, send the signal that shows charged state to status indicator lamp 10 and LED display 11 simultaneously, charging is near after being full of, terminal testing circuit 6 detects electric current to be changed, send signal by comparator circuit 5 to CPU9, CPU9 can control charging circuit 7 and reduce charging current, stop charging up to being full of, the safety that effectively keeps electronic equipment, when electronic goods does not meet charging requirement, CPU can not send control signal and give charging circuit, to guarantee device security; The voltage that transmits according to the comparator circuit 5 value range signal that goes beyond the limit sends alerting signals to LED display 11, acousto-optic electric alarms based on pattern recognition 3 and status indicator lamp 10, the normal shiny red of status indicator lamp during warning, the yellow flicker of status indicator lamp during fault; The variable signal of the off-hook/on-hook component voltage that transmits according to comparator circuit 5 sends off-hook/on-hook signals to status indicator lamp 10 and LED display 11, status indicator lamp blue flash during off-hook, and status indicator lamp is evergreen during on-hook; The signal of the testing circuit of closing a terminal that CPU9 transmits server sends comparator circuit 5 and charging circuit 7, two circuit to and receives shutdown signal and close.

Claims

1. electronic goods charging burglar alarm is characterized in that being made of following structure: the connection line of terminal, master controller, acousto-optic electric alarms based on pattern recognition, connecting terminal and master controller;

Wherein terminal comprises the terminal testing circuit that the comparator circuit with master controller communicates; The charging port that communicates with the charging circuit of master controller;

Master controller comprises the comparator circuit that the terminal testing circuit with terminal communicates; The charging circuit that communicates with the charging port of terminal; The CPU that communicates by letter with comparator circuit, charging circuit harmony photoelectric alarm;

The acousto-optic electric alarms based on pattern recognition, the alerting signal that receives CPU is reported to the police.

2. electronic goods charging burglar alarm according to claim 1 is characterized in that described terminal also comprises status indicator lamp, receives the signal that CPU sends.

3. electronic goods charging burglar alarm according to claim 1 is characterized in that also comprising LED display, receives the shows signal that CPU sends.

4. electronic goods charging burglar alarm according to claim 1, it is characterized in that described terminal testing circuit extracts the electric current of electronic goods, and will detect the electronic goods data and be sent to comparator circuit, simultaneously the changing value of detected off-hook/on-hook component voltage is delivered to comparator circuit.

5. electronic goods according to claim 4 charging burglar alarm is characterized in that described comparator circuit receives to be sent to CPU after signal that the terminal testing circuit transmits compares the changing value that detects electronic goods data and off-hook/on-hook component voltage.

6. electronic goods charging burglar alarm according to claim 5, it is characterized in that described CPU charges to charging port according to the signal controlling charging circuit that comparator circuit transmits, send the signal that shows charged state to status indicator lamp and light-emitting diode display simultaneously; The voltage that transmits according to the comparator circuit value range signal that goes beyond the limit sends alerting signal to light-emitting diode display, acousto-optic electric alarms based on pattern recognition and status indicator lamp; The variable signal of the off-hook/on-hook component voltage that transmits according to comparator circuit sends off-hook/on-hook signal to status indicator lamp and light-emitting diode display.

7. according to claim 5 or 6 described electronic goods charging burglar alarms, it is characterized in that described CPU sends the signal of the testing circuit of closing a terminal of server transmission to comparator circuit and charging circuit, two circuit receive shutdown signal and close.