Public's multimedia IC Card Telephone information terminal
The utility model is a kind of public's multimedia IC Card Telephone information terminal that is installed in the public place.
Fast development along with Internet, the user of online is more and more, the network information is penetrated into our everyone routine work step by step, study, in the middle of the life, as make a phone call, surf the web, send and receive e-mail, service inquiry and service propaganda etc., this just needs the airport, the station, the hotel, the restaurant, the market, public places such as residential quarter can provide corresponding information terminal for people, to satisfy people's needs, also to consider simultaneously from user's angle, how to make operation simpler, clear, understand, with user-friendly, under situation about satisfy using, how information terminal apparatus is done lightlyer etc.
The purpose of this utility model is to provide a kind of safe and stable equipment operation, complete machine is light and handy, the user is simple to operate public's multimedia IC Card Telephone information terminal.
The utility model is achieved in that public's multimedia IC Card Telephone information terminal cancelled keyboard and dial key, the shared IC-card read write line of card of surfing Internet and phonecard, the mode of operation that employing is directly imported on touch-screen, it comprises shell, main control board, display screen, touch-screen, the IC-card read write line, network-termination device, CPU, memory bar, hard disk, primary power, microphone, loudspeaker, the power amplifier plate, fan and IC Card Telephone, telephone set partly comprises telephone control circuit, the speech channel plate, microphone, the ring loudspeaker, hook switch, described telephone control circuit is connected with the speech channel plate through connecting line, the words line interface of speech channel plate is connected with the simulation mouth of network-termination device by line, the speech channel plate is fixed in the protecgulum inwall, and be positioned at the below of described IC-card read write line, the ring loudspeaker are positioned at the bottom of bonnet, hook switch is between speech channel plate and hard disk, be integrated with the sound card circuit on the main control board, the video card circuit, telephone control circuit, display screen is connected with the video card circuit, the connecting line that touch-screen is drawn inserts the transducer of touch-screen, the connecting line that transducer is drawn inserts the serial port on the main control board, the power supply line of IC-card read write line inserts primary power, the IC-card read write line is by another serial port on the connecting line connection main control board, the IC-card read write line is fixed in the below of main control board, before the information terminal, the bonnet inwall is provided with the fixed connecting base of fixing each parts, touch-screen is bonded on the display screen and by a fixedly connected framework and is connected as a single entity, main control board is fixed in one and connects on the base plate, this connection base plate holds together with the described framework of fixedlying connected by web member, and together be fixed on the top of information terminal protecgulum inwall, network-termination device is fixed on the bonnet inwall of information terminal, its numeral mouth inserts network interface card through connecting line, its power port links to each other with a stabilized voltage supply through electric power connection line, stabilized voltage supply is fixed on the bonnet inwall, the power supply wiring of stabilized voltage supply and primary power is connected on the connection terminal, and described connection terminal is fixed on the bonnet inwall.
Described primary power can be arranged in the power shell independently, and described power shell is provided with corresponding power interface.
The interchanger of described touch-screen can be fixed on the protecgulum, and is positioned at the side of main control board, and described power amplifier plate is positioned at the below of transducer, and is fixed in the side of main control board.
Described hard disk can be fixed in the side-lower of protecgulum inwall.
Can be provided with the external communication line hole and the power lead hole that connect network-termination device on the described bonnet, a circumscripted power line is connected on the connection terminal by the described power lead hole on the bonnet.
Described network interface card can be arranged on the main control board.
Described microphone and loudspeaker can be fixed on the protecgulum, and be positioned at the side of the IC-card read write line of main control board below, the IC-card socket of described IC-card read write line is positioned at the below of the touch-screen of outer casing frontispiece, and microphone opening and hydraucone lay respectively at the side of IC-card socket.
Described fan can be side by side two, lays respectively at the top of bonnet inwall.
Described IC-card read write line circuit also can be made up of single-chip microcomputer, address latch, external memory storage, oscillatory circuit, reset circuit, level shifting circuit, oscillatory circuit is made up of crystal oscillator, two electric capacity, reset circuit is made up of electric capacity, resistance, and level shifting circuit is made up of circuit conversion chip, four electric capacity.
Can be connected with fore shaft, locking bar respectively on the forward and backward lid inwall frame of described shell.
The utility model is owing to adopt the input mode of touch-screen, keyboard and dial key have been cancelled, the shared IC-card read write line of network interface card and phonecard, make user's simple to operateization, video card, sound card, network interface card are integrated on the main control board, made things convenient for each position component of terminal to arrange, made the connection of each parts more firm, reliably; Terminal operating safety, stable; Reduced the volume of terminal on the whole, touch-screen matches with programming software, can realize foolproof surfing the web and E-mail service and ecommerce, makes the user enjoy the enjoyment of High Speed I nternet in the process of " gesticulating ".
Below in conjunction with accompanying drawing the utility model is described in detail:
Fig. 1 is that the circuit of information terminal connects block diagram;
Fig. 2 is the arrangenent diagram of end fitting on protecgulum;
Fig. 3 is the arrangenent diagram of end fitting on bonnet;
Fig. 4 is the front elevation of information terminal;
Fig. 5 is the rear view of information terminal;
Fig. 6 is the circuit theory diagrams of IC-card read write line.
Public's multimedia IC Card Telephone information terminal mainly inserts online by the ISDN private-line mode, it also can pass through the DDN special line, analog of telephone line, frame relay and Ethernet mode insert online, be mainly the user surfing on the net is provided, send and receive e-mail and the telecommunication service propaganda, the telecommunication service inquiry, functions such as ecommerce, it comprises shell, main control board 1, display screen 2, touch-screen 3, IC-card read write line 4, isdn network termination 5 (NT1), CPU6, memory bar 7, hard disk 8, primary power 9, microphone 10, loudspeaker 11, power amplifier plate 12, fan 13 and IC Card Telephone, telephone set partly comprises telephone control circuit 22, speech channel plate 23, microphone 24, ring loudspeaker 25, hook switch 29, the phonecard of present embodiment and card of surfing Internet can shared IC-card read write lines, the dialing of phone cooperates software can show the virtual dial-up key on display screen, import on touch-screen by the user, the liquid crystal display of phone is replaced by display screen, described telephone control circuit 22 is integrated on the main control board 1, and be connected with speech channel plate 23 through connecting line, the words line interface of speech channel plate 23 is connected with the simulation mouth (PHONE) of isdn network termination 5 (NT1) by line, speech channel plate 23 is fixed in protecgulum 30 inwalls, and be positioned at the below of described IC-card read write line 4, ring loudspeaker 25 are positioned at the bottom of bonnet 34, hook switch 29 is between speech channel plate 23 and hard disk 8, described hard disk 8 can be fixed in the side-lower of protecgulum 30 inwalls, the data port of hard disk 8 connects the hard-disk interface 27 on the main control board 1, the power port of hard disk 8 connects primary power 9, microphone 10 connects the microphone opening of power amplifier plate 12, loudspeaker 11 connect the delivery outlet of power amplifier plate 12, the power amplifier interface of power amplifier plate 12 connects sound card circuit 14, power amplifier plate 12 is fixed in the side of main control board 1, be positioned at the below of transducer 17, motherboard power supply mouth 26 on the main control board 1 inserts primary power 9 through the power supply line, also be integrated with sound card circuit 14 on the main control board 1, video card circuit 15, Deng, for making terminal be applicable to different networks, also be provided with on the main control board 1 and occupy territory network interface card 28, display screen 2 is connected with the interface of video card circuit 15, touch-screen 3 is the four-wire ohm screen, it is a soft glass plate, four wire terminals that the glass plate side is drawn insert the transducer 17 of touch-screen, the effect of transducer 17 is that the touch-screen current position signal is converted to the acceptable serial signal of computing machine, by being judged in serial port on the main control board 18 (COM1) the access computing machine and dynamically being shown, finish the input process of simulates real mouse and keyboard, the transducer 17 of described touch-screen can be fixed on the protecgulum 30, and be positioned at the side of main control board 1, the connecting line that transducer 17 is drawn inserts the serial port 18 (COM1) on the main control board 1, the power port of IC-card read write line 4 connects primary power 9, the communication port of IC-card read write line 4 connects the serial port 19 (COM2) on the main control board 1, before the information terminal, bonnet 34 inwalls are provided with the fixed connecting base of fixing each parts, and touch-screen 3 is bonded on the display screen 2 and by a fixedly connected framework and is connected as a single entity, and main control board 1 is fixed in one and connects on the base plate, this connection base plate holds together with the described framework of fixedlying connected by web member, and together being fixed on the top of information terminal protecgulum 30 inwalls, the form that primary power 9 can circuit board is fixed on the fixed mount of main control board 1, for preventing to disturb, primary power 9 preferably is arranged in the power shell independently, described power shell is provided with corresponding power interface, and power shell is fixed in the information terminal, and IC-card read write line 4 is fixed in the below of main control board 1, isdn network termination 5 (NT1) is fixed on the bonnet 34 below inwalls of information terminal, its numeral mouthful (S/T) inserts the ISDN adapter through connecting line, and ISDN adapter 16 is arranged on the main control board 1, can simplify the one-piece construction of information terminal, its power port links to each other with a stabilized voltage supply 20 through electric power connection line, the external ISDN communication line of its ISDN mouth, stabilized voltage supply 20 are fixed on bonnet 34 inwalls, and the power supply wiring of stabilized voltage supply 20 and primary power 9 all is connected on the connection terminal 21, described connection terminal 21 is fixed on bonnet 34 inwalls, and a circumscripted power line is connected on the described connection terminal 21 by the power lead hole 36 on the bonnet 34.
Described microphone 10 and loudspeaker 11 can be fixed on the protecgulum 30, and be positioned at the side of the IC-card read write line 4 of main control board 1 below, the IC-card socket 41 of IC-card read write line 4 can be positioned at the below of the touch-screen 3 of outer casing frontispiece, microphone opening 39 and hydraucone 40 lay respectively at the side of IC-card socket 41, described fan 13 can be side by side two, lay respectively at the top of bonnet 34 inwalls, bonnet 34 is provided with air vent 36, can be provided with the external communication line hole 37 that connects isdn network termination NT1 on the bonnet 34, before the described shell, can be provided with the sucker of each parts connecting line of overlap joint on the bonnet inwall, before the shell, hinge 31 is arranged on the bonnet, can be connected with fore shaft 32 respectively on the rim, locking bar 38.
With reference to figure 6, the shared IC-card read write line of phonecard and card of surfing Internet, its circuit are mainly by 89C51 type single-chip microcomputer U
1, 74LS373 type address latch U
2, 6264 type external memory storage U
3, composition such as oscillatory circuit, reset circuit, level shifting circuit, oscillatory circuit is by crystal oscillator ZL, capacitor C
1, C
2Form, to give single-chip microcomputer U
1Clock signal is provided, and reset circuit is by capacitor C
3, resistance R
1Form, make single-chip microcomputer U
1Automatically reset when powering on, level shifting circuit is by MAX232 type circuit conversion chip U
4, capacitor C
4, C
5, C
6, C
7Form, with single-chip microcomputer U
10-5 volt voltage signal become positive and negative 12 vor signals, the power interface J that is connected with primary power 9
2Power C to IC-card to the Single Chip Microcomputer (SCM) system power supply and by triode T
8Be filter capacitor, the resistance R that is connected with triode T
2, R
3Play anti-interference effect, R
4, R
7, R
8Be current-limiting resistance, interface J
1Be used for inserted IC card, interface J is connected with serial port 19 on the main control board.