CN2610401Y - Computer keyboard - Google Patents

Abstract

The utility model discloses a computer keyboard, wherein a phone circuit is arranged in a shell body of the keyboard; the phone circuit at least comprises a rectification circuit, a ringing circuit, a dialing circuit and a talking circuit, and a phone signal line from a public switched telephone network is connected with the rectification circuit; the utility model is equipped with a switching control circuit which connects a keyboard circuit and the dialing circuit and controls the keyboard scanning signal to switch between the keyboard circuit and the dialing circuit; the shell body of the keyboard is opened with a concave position for placing a phone receiver-transmitter; and the phone receiver-transmitter is connected with the talking circuit signal of the phone circuit in the shell body. The utility model equips the phone and the keyboard together, and through the key-press dialing numbers on the keyboard, the phone makes the user be able to conveniently dial and pick up the phone and go online though the phone when utilizing the computer, and saves the utilizing space of the user; and moreover, the utility model advances the utilizing rate of the computer without apparently increasing the cost of the computer at the same time, and enhances the recovery rate of investment of the computer.

Description

Computor-keyboard

Technical field

The utility model relates to the computer equipment field, relates to a kind of computor-keyboard with telephony feature or rather.

Background technology

At present, computer has become the very important working equipment of medium and small sized enterprises, and because the raising gradually of living standards of the people, computer also becomes a kind of common electrical equipment, enters into average family gradually.But many function users of computer also can't fully use, and this point is especially true for the domestic consumer, therefore many users feel computer vacancy rate than higher, this has influenced further popularizing of computer to a certain extent.

In addition, the user usually when using computer, may need to dial or receive calls.Also have greatly that the user surfs the Net by phone, and that computer and phone may be separated by is far away, make the user to use very inconvenient.If computer and phone are put together, then may take more space, inconvenient those usage spaces limited user use.

Summary of the invention

In view of this, fundamental purpose of the present utility model is to provide a kind of computor-keyboard with telephony feature, makes the user can use phone easily when using computer, and can save user's usage space.

For reaching above purpose, the technical solution of the utility model is achieved in that a kind of computor-keyboard, comprises housing and is arranged on the interior keyboard circuit of housing, and this housing is provided with button, it is characterized in that:

Further in this housing telephone circuit is set, this telephone circuit comprises rectification circuit, ringing circuit, dial-up circuit and speaking circuit at least, connects this rectification circuit from the telephone signal line of public switch telephone network;

Further in this housing, be provided with and connect the control switching circuit that keyboard circuit and dial-up circuit and supervisory keyboard sweep signal switch between keyboard circuit and dial-up circuit;

Further having one on this housing can be for the recess of placing telephone handset, and this telephone handset is connected with the speaking circuit signal of telephone circuit in the housing.

The phone works pilot lamp can further be set on this housing, and the telephone circuit signal in this phone works pilot lamp and the housing is connected.

Can further on this housing, be provided with hands-free, dodge disconnected, re-dialing telephone special function keys, the interior telephone circuit signal of this phone-specific function key and housing is connected.

Hands-free loudspeaker and hands-free Mike can further be set on this housing, and these hands-free loudspeaker are connected with the speaking circuit signal of telephone circuit in the housing respectively with hands-free Mike.

One connectivity port can further be set on this housing, and telephone handset is connected by this connectivity port signal with the speaking circuit of the interior telephone circuit of housing.

But the other hand position groove that picks and places telephone handset once the supplier that has of the recess of Gong the placement telephone handset that can also further on housing, offer.

Described control switching circuit comprises that by 4 the relay of two group nodes and 4 optocouplers form, the control end of these 4 relays connects this 4 optocouplers by triode respectively, the common node of two group nodes of these 4 relays connects the keyboard circuit of output keyboard scanning signal, the normal-closed end of two group nodes of these 4 relays connects the dial-up circuit of telephone circuit, and the Chang Kaiduan of two group nodes of these 4 relays connects the interface end of exporting to the computer keyboard sweep signal.

Connect this rectification circuit from the telephone signal line of the public switch telephone network modulator-demodular unit by computer.

The utility model is set together phone and keyboard, and phone can make the user can dial easily, answer the call and surf the Net by phone when the use computer, and save user's usage space by the push-button dialing on the keyboard; When having strengthened the computer utilization rate, there is not obviously to increase the cost of computer, improved the rate of return on investment of computer.

Description of drawings

Fig. 1 is the external structure of the utility model computor-keyboard;

Fig. 2 is the keyboard mounting structure figure of the utility model computor-keyboard;

Fig. 3 is the microphone mounting structure figure of the utility model computor-keyboard;

Fig. 4 is the back structures figure of the utility model computor-keyboard;

Fig. 5 is the upper casing structural drawing of the utility model computor-keyboard

Fig. 6 is an internal circuit configuration synoptic diagram of the present utility model;

Fig. 7 is the circuit diagram of control switching circuit in the utility model;

Fig. 8 is the circuit diagram of keyboard circuit in the utility model;

Fig. 9 is the circuit diagram of telephone circuit in the utility model.

Embodiment

Below in conjunction with drawings and the specific embodiments the utility model is described in further detail.

The utility model comprises the external structure of computor-keyboard and the change of internal circuit configuration, at first external structure is described.

Referring to external structure shown in Figure 1, on the shell of existing computor-keyboard, be provided with telephone handset 101, be commonly called as microphone, phone pilot lamp 102 and hands-free, dodge and break, redial the special function keys 103 of expecting someone's call; Referring to mounting structure figure shown in Figure 2, on keyboard, be provided with the recess 201 of placing microphone, make things convenient for the user to take the hand position 202 of microphone and be used for the connectivity port 203 that microphone is connected with internal circuit other setting of recess 201; Referring to microphone mounting structure figure shown in Figure 3, this figure has shown recess 201, the hand position 202 of taking microphone and the connectivity port 203 of placement microphone equally, and is provided with hands-free loudspeaker 301 and hands-free microphone; Referring to back structures figure shown in Figure 4, be provided with trough 401 at the back side of keyboard; Wherein, being provided with of hands-free loudspeaker 301 fixed positions can also be referring to keyboard upper casing structural drawing shown in Figure 5.

Be provided with telephone circuit, keyboard circuit and control switching circuit in the inside of computor-keyboard, these three circuit modules are referring to Fig. 6, telephone circuit 601 comprises rectification circuit 604, ringing circuit 605, dial-up circuit 606 and speaking circuit 607, telephone signal line from public switch telephone network connects this rectification circuit 604, dial-up circuit 606 is connected with keyboard circuit 603 by control switching circuit 602, and control switching circuit 602 supervisory keyboard sweep signals are in dial-up circuit 606 and 603 switchings of keyboard circuit.

Present embodiment for guaranteeing to call by the button on the keyboard at any time, need be set to connect dial-up circuit and numeric keypad by control switching circuit with the numerical key of digital block on the keyboard numerical key as phone under default setting.

Switching to keyboard scanning signal between telephone circuit and the keyboard circuit describes to the control switching circuit in the utility model below in conjunction with Fig. 7, Fig. 8 and Fig. 9.

The control switching circuit of present embodiment comprises that by 4 the relay J 1～J4 of two group nodes and 4 optocoupler U1～U4 form, the control end of these 4 relay J 1～J4 connects this 4 optocoupler U1～U4 by triode Q4～Q7 respectively, the common node of two group nodes of these 4 relay J 1～J4 connects RE1～RE4 and the SC1～SC4 in the keyboard circuit, normal-closed end connects the R1～R4 and the C1～C4 of dial-up circuit in the telephone circuit, and Chang Kaiduan connects interface end TR1～TR4 and the TC1～TC4 that exports to the computer keyboard sweep signal.

Phone works pilot lamp LED and each phone-specific function key of outer setting need be connected with the inner telephone circuit signal that is provided with, hand-held horn in H ANDSET SPK in the speaking circuit and handheld microphone HANDSET MIC signal are arranged at connectivity port on the keyboard case with the connector form, and hand microphone can pass through this connectivity port and speaking circuit socket connection.Hands-free horn in H ANDFREE SPK signal in this speaking circuit is connected to the hands-free loudspeaker 301 that are provided with on keyboard.

Telephone signal line from public switch telephone network can directly connect, and also can be connected to the modulator-demodular unit of main frame earlier, is connected on the rectification circuit of telephone circuit by modulator-demodular unit again.If telephone wire is to be connected to phone by modulator-demodular unit, then can realize communicating by letter of phone and main frame by modulator-demodular unit, in this case, the dialer software of packing in computer then can be by the intelligent dialing of this software realization such as one touch dialing.

The utility model can be realized the integrated of phone and keyboard, and this phone can be by the push-button dialing on the keyboard, and the user can connect easily, dial and surf the Net by phone when using computer.

Claims (8)

1, a kind of computor-keyboard comprises housing and is arranged on the interior keyboard circuit of housing, and this housing is provided with button, it is characterized in that:

Further in this housing telephone circuit is set, this telephone circuit comprises rectification circuit, ringing circuit, dial-up circuit and speaking circuit at least, connects this rectification circuit from the telephone signal line of public switch telephone network;

Further in this housing, be provided with and connect the control switching circuit that keyboard circuit and dial-up circuit and supervisory keyboard sweep signal switch between keyboard circuit and dial-up circuit;

Further having one on this housing can be for the recess of placing telephone handset, and this telephone handset is connected with the speaking circuit signal of telephone circuit in the housing.

2, computor-keyboard according to claim 1 is characterized in that:

The phone works pilot lamp further is set on this housing, and the telephone circuit signal in this phone works pilot lamp and the housing is connected.

3, computor-keyboard according to claim 1 is characterized in that:

Further on this housing, be provided with hands-free, dodge disconnected, re-dialing telephone special function keys, the interior telephone circuit signal of this phone-specific function key and housing is connected.

4, computor-keyboard according to claim 1 is characterized in that:

Hands-free loudspeaker and hands-free Mike further are set on this housing, and these hands-free loudspeaker are connected with the speaking circuit signal of telephone circuit in the housing respectively with hands-free Mike.

5, computor-keyboard according to claim 1 is characterized in that:

One connectivity port further is set on this housing, and telephone handset is connected by this connectivity port signal with the speaking circuit of the interior telephone circuit of housing.

6, computor-keyboard according to claim 1 is characterized in that:

But the other hand position groove that picks and places telephone handset once the supplier that has of the recess of Gong the placement of further on housing, offering telephone handset.

7, computor-keyboard according to claim 1 is characterized in that:

Described control switching circuit comprises that by 4 the relay of two group nodes and 4 optocouplers form, the control end of these 4 relays connects this 4 optocouplers by triode respectively, the common node of two group nodes of these 4 relays connects the keyboard circuit of output keyboard scanning signal, the normal-closed end of two group nodes of these 4 relays connects the dial-up circuit of telephone circuit, and the Chang Kaiduan of two group nodes of these 4 relays connects the interface end of exporting to the computer keyboard sweep signal.

8, computor-keyboard according to claim 1 is characterized in that:

Connect this rectification circuit from the telephone signal line of the public switch telephone network modulator-demodular unit by computer.

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