CN202059533U - ATM (Automatic Teller Machine) bidirectional simulating interphone - Google Patents
ATM (Automatic Teller Machine) bidirectional simulating interphone Download PDFInfo
- Publication number
- CN202059533U CN202059533U CN2011201620821U CN201120162082U CN202059533U CN 202059533 U CN202059533 U CN 202059533U CN 2011201620821 U CN2011201620821 U CN 2011201620821U CN 201120162082 U CN201120162082 U CN 201120162082U CN 202059533 U CN202059533 U CN 202059533U
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Abstract
The utility model relates to a field management device of an ATM (automatic teller machine) and provides an ATM bidirectional simulating interphone which comprises a loudspeaker, a sound pickup device and an alarm button, wherein the loudspeaker is connected with an audio output port of a network hard disk video tape recorder by a power amplifier circuit; the sound pickup device is connected with a talkback input port of the network hard disk video tape recorder by an amplifying circuit of the sound pickup device; and the alarm button is connected with an alarm input port of the network hard disk video tape recorder. The field management device has a simple structure, is convenient to install and can effectively realize the long-distance talkback with a control center with high quality.
Description
Technical field
The utility model relates to a kind of field management equipment of ATM bank machine, a kind of specifically ATM bidirectional analog intercom.
Background technology
Existing bank ATM machine is that general what adopt is the mode that simulation combines to the network intercommunication of making peace to the long-range intercom system of Automated Teller Machine, comprise a power amplifier, a wall-hanging sound equipment, a hand push button and a pick-up, by network hard disk video recorder is that DVR and remote control center link and finish long-range intercommunication, its equipment needed thereby kind is many, complexity is installed, has interference problem between power amplifier and the pick-up.
Summary of the invention
The purpose of this utility model is exactly in order to overcome above-mentioned the deficiencies in the prior art part, and a kind of ATM bidirectional analog intercom is provided, and it is simple in structure, and is easy for installation, can high-quality effective realization and the long-range intercommunication of control centre.
The purpose of this utility model realizes by following technical measures: ATM bidirectional analog intercom, comprise loudspeaker, pick-up and alarm button, its described loudspeaker link by the audio output port of power amplifier and network hard disk video recorder, described pick-up links by the intercommunication input port of pick-up amplifying circuit and network hard disk video recorder, and the warning input port of described alarm button and network hard disk video recorder links.
In technique scheme, described network hard disk video recorder is the computer system of image stores processor, is made up of video recording mechanism, controlling alarm mechanism and Network Transmission mechanism, and described network hard disk video recorder and remote control center link.
In technique scheme, described power amplifier is made up of the TEA2025B chip, the audio output port of described network hard disk video recorder links through 10 pin of adjustable resistance Rx1 and capacitor C 1 and TEA2025B chip, 15 pin and 2 pin of loudspeaker P and TEA2025B chip link, 15 foot meridian capacitor C4 ground connection of TEA2025B chip, 15 foot meridian capacitor C2 and 14 pin link, 2 foot meridian capacitor C5 ground connection of TEA2025B chip, 2 foot meridian capacitor C3 and 3 pin link, 16 pin of TEA2025B chip connect+the 12V power supply, 9 pin ground connection.
In technique scheme, described pick-up amplifying circuit is made up of the 4558D chip, 3 pin and the pick-up MIC of 4558D chip link, 3 foot meridian capacitor C6 ground connection, 4 pin ground connection of 4558D chip, 2 pin link through adjustable resistance Rx2 and 1 pin, and 1 pin and 5 pin link, and 1 pin links through resistance R 2 and 7 pin, 1 pin is through resistance R 3, resistance R 5 ground connection, the two ends shunt capacitance C8 of resistance R 3,7 pin of 4558D chip link through resistance R 1 and 6 pin, and 6 pin are through resistance R 5 ground connection, the intercommunication input port of 6 foot meridian capacitor C7 and network hard disk video recorder links, one end of capacitor C 7 and 6 pin of 4558D chip link, and the other end is through resistance R 4 ground connection, and 8 pin of 4558D chip connect+the 5V power supply.
The utility model compared with prior art has the following advantages:
(1) with power amplifier, sound equipment, function combinations such as pick-up and alarm button become an equipment, and it is simple in structure, and is easy for installation, and only an equipment just can be realized and the long-range intercommunication process of control centre, to effectively management of the on-the-spot realization of ATM bank machine, economizes on resources.
(2) the unique circuit design has solved the interference problem between power amplifier and the pick-up, makes intercommunication tonequality better, noiseless.
Description of drawings
Fig. 1 is the structural representation of the utility model ATM bidirectional analog intercom.
Fig. 2 is the theory diagram of the utility model ATM bidirectional analog intercom.
Fig. 3 is the circuit connection diagram of power amplifier in the utility model.
Fig. 4 is the circuit connection diagram of pick-up amplifying circuit in the utility model.
Wherein: 1. loudspeaker, 2. pick-up, 3. alarm button.
Embodiment
The utility model will be further described below in conjunction with drawings and Examples.
As shown in Figure 1, 2, present embodiment provides a kind of ATM bidirectional analog intercom, comprise loudspeaker 1, pick-up 2 and alarm button 3, its described loudspeaker 1 link by the audio output port of power amplifier and network hard disk video recorder, described pick-up 2 links by the intercommunication input port of pick-up amplifying circuit and network hard disk video recorder, and described alarm button 3 links with the warning input port of network hard disk video recorder.
Above-mentioned network hard disk video recorder is that DVR is the computer system of image stores processor, is made up of video recording mechanism, controlling alarm mechanism and Network Transmission mechanism, and described network hard disk video recorder and remote control center link.Existing ATM bank machine scene all is equipped with the safety management that network hard disk video recorder is used for bank.The utility model can effectively be used with the intercommunication interface of the on-the-spot existing DVR of bank and audio output interface and warning port.
As shown in Figure 3, be the circuit connection diagram of power amplifier in the present embodiment.Described power amplifier is made up of the TEA2025B chip, the audio output port of described network hard disk video recorder links through 10 pin of adjustable resistance Rx1 and capacitor C 1 and TEA2025B chip, loudspeaker 1 link with 15 pin and 2 pin of TEA2025B chip, 15 foot meridian capacitor C4 ground connection of TEA2025B chip, 15 foot meridian capacitor C2 and 14 pin link, 2 foot meridian capacitor C5 ground connection of TEA2025B chip, and 2 foot meridian capacitor C3 and 3 pin link, 16 pin of TEA2025B chip connect+the 12V power supply, 9 pin ground connection.
As shown in Figure 4, be the circuit connection diagram of pick-up amplifying circuit in the present embodiment.Described pick-up amplifying circuit is made up of the 4558D chip, 3 pin and the pick-up MIC of 4558D chip link, 3 foot meridian capacitor C6 ground connection, 4 pin ground connection of 4558D chip, 2 pin link through adjustable resistance Rx2 and 1 pin, 1 pin and 5 pin link, 1 pin links through resistance R 2 and 7 pin, and 1 pin is through resistance R 3, resistance R 5 ground connection, the two ends shunt capacitance C8 of resistance R 3,7 pin of 4558D chip link through resistance R 1 and 6 pin, 6 pin are through resistance R 5 ground connection, and the intercommunication input port of 6 foot meridian capacitor C7 and network hard disk video recorder links, and an end of capacitor C 7 and 6 pin of 4558D chip link, the other end is through resistance R 4 ground connection, and 8 pin of 4558D chip connect+the 5V power supply.
Claims (4)
1.ATM bidirectional analog intercom, comprise loudspeaker, pick-up and alarm button, it is characterized in that: described loudspeaker link by the audio output port of power amplifier and network hard disk video recorder, described pick-up links by the intercommunication input port of pick-up amplifying circuit and network hard disk video recorder, and the warning input port of described alarm button and network hard disk video recorder links.
2. ATM bidirectional analog intercom according to claim 1, it is characterized in that: described network hard disk video recorder is the computer system of image stores processor, be made up of video recording mechanism, controlling alarm mechanism and Network Transmission mechanism, described network hard disk video recorder and remote control center link.
3. ATM bidirectional analog intercom according to claim 1, it is characterized in that: described power amplifier is made up of the TEA2025B chip, the audio output port of described network hard disk video recorder links through 10 pin of adjustable resistance Rx1 and capacitor C 1 and TEA2025B chip, 15 pin and 2 pin of loudspeaker P and TEA2025B chip link, 15 foot meridian capacitor C4 ground connection of TEA2025B chip, 15 foot meridian capacitor C2 and 14 pin link, 2 foot meridian capacitor C5 ground connection of TEA2025B chip, 2 foot meridian capacitor C3 and 3 pin link, 16 pin of TEA2025B chip connect+the 12V power supply, 9 pin ground connection.
4. ATM bidirectional analog intercom according to claim 1, it is characterized in that: described pick-up amplifying circuit is made up of the 4558D chip, 3 pin and the pick-up MIC of 4558D chip link, 3 foot meridian capacitor C6 ground connection, 4 pin ground connection of 4558D chip, 2 pin link through adjustable resistance Rx2 and 1 pin, 1 pin and 5 pin link, 1 pin links through resistance R 2 and 7 pin, 1 pin is through resistance R 3, resistance R 5 ground connection, the two ends shunt capacitance C8 of resistance R 3,7 pin of 4558D chip link through resistance R 1 and 6 pin, and 6 pin are through resistance R 5 ground connection, the intercommunication input port of 6 foot meridian capacitor C7 and network hard disk video recorder links, one end of capacitor C 7 and 6 pin of 4558D chip link, and the other end is through resistance R 4 ground connection, and 8 pin of 4558D chip connect+the 5V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201620821U CN202059533U (en) | 2011-05-20 | 2011-05-20 | ATM (Automatic Teller Machine) bidirectional simulating interphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201620821U CN202059533U (en) | 2011-05-20 | 2011-05-20 | ATM (Automatic Teller Machine) bidirectional simulating interphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202059533U true CN202059533U (en) | 2011-11-30 |
Family
ID=45019495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201620821U Expired - Lifetime CN202059533U (en) | 2011-05-20 | 2011-05-20 | ATM (Automatic Teller Machine) bidirectional simulating interphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202059533U (en) |
-
2011
- 2011-05-20 CN CN2011201620821U patent/CN202059533U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111130 |