CN103888728B - Storied building visible intercommunication system and its method - Google Patents
Storied building visible intercommunication system and its method Download PDFInfo
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- CN103888728B CN103888728B CN201410091259.1A CN201410091259A CN103888728B CN 103888728 B CN103888728 B CN 103888728B CN 201410091259 A CN201410091259 A CN 201410091259A CN 103888728 B CN103888728 B CN 103888728B
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- extension set
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- doorway machine
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Abstract
The invention discloses a kind of storied building visible intercommunication system and its method, the doorway machine of the system is connected with the extension set respectively by tone frequency channel wire, ground wire, video line, the extension set is connected with power supply, and one of them described extension set is extension set first to doorway machine power supply, the tone frequency channel wire with it is described calling key connection after call bondedly, and the tone frequency channel wire be connected with voltage detecting circuit after be connected with the extension set micro-control unit of the extension set.Key connection will be called on the tone frequency channel wire, when calling key is pressed, the voltage of tone frequency channel wire changes, after now detecting voltage change by the voltage detecting circuit, testing result is fed back to the extension set micro-control unit of extension set, powered again by extension set first to doorway machine, start video module and send the tinkle of bells, remind user response.
Description
Technical field
The present invention relates to building talkback technical field, refers in particular to a kind of storied building visible intercommunication system and its method.
Background technology
The building visual intercommunication of traditional villa type is substantially multiple-way system, at least needs power line, ground wire, video
Line, tone frequency channel wire and call circuit.Villa type storied building visible intercommunication system generally comprises doorway machine and indoor set, and indoor set is divided into main frame
And extension set, main frame main control chip is provided with main frame, passes through main frame main control chip control main frame functional circuit；It is provided with extension set
Extension set main control chip, by extension set governor circuit control extensions functional circuit, main frame and the respective function electricity of extension set independent control
Road.Need the hardware of hosted and extension set to distinguish when so producing indoor set, increase production cost；Handle is also required to during user installation
Main frame and extension set difference installation, increase difficulty；And this connected mode of doorway machine, main frame and extension set, wiring is complicated, is added to
This；Meanwhile doorway machine is powered standby, energy consumption is big, not environmentally.
The content of the invention
Based on this, the defects of the invention reside in prior art is overcome, there is provided a kind of storied building visible intercommunication system and its method,
Its mode of connection is simple, and can save system power consumption, improves system reliability.
Its technical scheme is as follows：
A kind of storied building visible intercommunication system, including doorway machine and at least one extension set, the doorway machine include doorway machine
Micro-control unit, the extension set include extension set micro-control unit, and the doorway machine passes through tone frequency channel wire, ground wire, video line point
It is not connected with the extension set, the extension set is connected with power supply, and one of them described extension set is first to doorway machine power supply
Extension set, the tone frequency channel wire with calling key connection, and call bondedly, and the tone frequency channel wire be connected with voltage detecting circuit after with institute
State the extension set micro-control unit connection of extension set.
Further technical scheme is illustrated below：
Preferably, include multiple extension sets, connected between the extension set by data wire.
Preferably, the calling key is set at extension set first.
Preferably, the voltage detecting circuit includes diode, triode and electric capacity, wherein the diode is just
Pole and resistance R1 be connecteds after connecting with power supply, and the colelctor electrode of the triode after resistance R2 series connection with power supply with being connected and three poles
The colelctor electrode of pipe is also connected with the extension set micro-control unit of extension set, the grounded emitter of the triode, and the transmitting of triode
Pole is simultaneously connected in series with the positive pole after the capacitance connection with the diode, after the base stage of the triode is connected with resistance R3
The positive pole connection of the diode.
The present invention also provides a kind of building visual intercommunication method, and this method includes：
Whether the voltage that voltage detecting circuit detects on tone frequency channel wire in real time changes, if voltage is unchanged, does not produce
Call signal, continue voltage detecting, if voltage changes, produce call signal, and enter next step；
Extension set micro-control unit starts video display module after receiving call signal, sends the tinkle of bells, and passes through first simultaneously
Extension set is powered to doorway machine；
Extension set is raised, and extension set first is powered to doorway machine until receiving on-hook signal.
Preferably, call signal is sent to other extension sets by the extension set for receiving call signal, and other extension sets start video
Display module, send the tinkle of bells.
Preferably, user selects one of extension set to carry machine to be carried machine, and the machine that carried starts sound module, closes bell
Sound, and other extension sets are fed back to, other extension sets, which receive, proposes machine signal on-hook.
Preferably, machine and doorway machine are put forward and carries out video intercom, when unlocking, the machine that carried sends unlocking signal in the
Extension set one, extension set first control doorway machine are unlocked.
Preferably, each extension set is numbered, inputs other extension set numberings in arbitrary number extension set, establish intercommunication pass
System.
Preferably, divide in the numbering of calling extension set input called extension set, calling extension set micro-control unit to called
Machine sends request signal, and called extension set opens sound module after receiving request signal, sends the tinkle of bells, and called extension set carries machine,
Answer signal is sent, opens sound module, calling extension set suggests intercommunication relation with called extension set.
The principle to preceding solution, effect etc. illustrate below：
1st, key connection will be called on the tone frequency channel wire, under ideal case, the voltage on tone frequency channel wire is high level；And work as
When calling key is pressed, the voltage of tone frequency channel wire changes, after now detecting voltage change by the voltage detecting circuit,
Testing result is fed back to the extension set micro-control unit of extension set, then powered by extension set first to doorway machine, starts video module
And send the tinkle of bells；Using the four-wire system mode of connection, the mode of connection is simple, and controls doorway machine by extension set first, makes doorway machine
Powered standby, the saving energy is not needed.
Voluntarily extension set can be encoded by the menu of extension set, when dispatching from the factory and installing, it is not necessary to by extension set first
Made a distinction with other extension sets.
2nd, connected between extension set by data wire, make to be communicated by data wire between each extension set, realize information
Intercommunication；When extension set first detects that calling key is pressed, call signal is fed back to other points by extension set first by data wire
Machine, other extension sets, which are then made, starts the action such as video module, jingle bell；And when in other extension sets to be carried machine, described in recycling
Data wire notifies other extension set on-hooks, and other extension sets propose machine signal on-hook according to this, extension set first then continued power to doorway machine,
Until receiving on-hook signal.
3rd, when user needs to be conversed by another extension set of call extension, the menu setecting called of the extension set is passed through
Extension set, after calling extension set receives the call instruction of user, the micro-control unit of extension set is called by data wire to called extension set
Request signal is sent, called extension set opens sound module after receiving call signal, sends the tinkle of bells, and screen display calling extension set
Extension number, after carrying machine, called extension set sends answer signal, opens sound module, and two extension sets of resident family establish intercommunication.
Brief description of the drawings
Fig. 1 is the system schematic of the storied building visible intercommunication system described in the embodiment of the present invention；
Fig. 2 is the system layout of the storied building visible intercommunication system described in the embodiment of the present invention；
Fig. 3 is the circuit relationships figure of the tone frequency channel wire and calling key described in the embodiment of the present invention；
Fig. 4 is the circuit diagram of the voltage detecting circuit described in the embodiment of the present invention.
Description of reference numerals：
10th, doorway machine, 12a, extension set first, 12b-12d, second extension set extension set-the four, 14, tone frequency channel wire, 15, ground wire,
16th, video line, 18, power supply, 19, power line, 20, calling key, 22, data wire, D, diode, Q, triode, C electric capacity, R1-
R3, resistance.
Embodiment
Embodiments of the invention are described in detail below：
As shown in Figures 1 and 2, a kind of storied building visible intercommunication system, including doorway machine 10 and at least one extension set, the door
Mouth machine 10 includes doorway machine micro-control unit, and the extension set includes extension set micro-control unit；The doorway machine 10 passes through sound
Frequency line 14, ground wire 15, video line 16 are connected with the extension set respectively；Each extension set is connected to a power supply 18, leads to
Cross single power supply directly to power, wherein the first extension set 12a is connected with the doorway machine 10 by power line 19, pass through extension set first
12a powers to the doorway machine 10, so as to control the working condition of doorway machine 10 by the first extension set 12a；The tone frequency channel wire
14 are connected with calling key 20, and call key 20 and be grounded (as shown in Figure 3), after the tone frequency channel wire 14 is also connected with voltage detecting circuit
It is connected with the extension set micro-control unit of the 12a of extension set first.
Wherein, by the touch-call module of doorway machine 10, sound module, tone frequency channel wire 14 and the sound mould of each extension set are passed through
Block connects, and the sound module of each extension set is connected with voltage detection module；The camera module of doorway machine 10 passes through video
Line 16 is connected with the video display module of each extension set.
Loaded on after calling key 20 is in series with a resistor on the tone frequency channel wire 14, in the case of system standby, tone frequency channel wire 14
On voltage be high level, and when call key 20 be pressed when, calling key 20 be switched on, due to call key 20 one end ground connection,
So the voltage on tone frequency channel wire 14 can change, and after detecting acquisition voltage change by voltage detecting circuit, detection is tied
Fruit feeds back to the first extension set 12a extension set micro-control unit, then is powered by the first extension set 12a to doorway machine 10, and starts and regard
Frequency module and send the tinkle of bells.
The present embodiment is preferably provided with extension set 12a-12d, the tone frequency channel wire 14 be connected with voltage detecting circuit after with each
Extension set 12a-12d extension set micro-control unit connection, each extension set can obtain the voltage change on tone frequency channel wire 14；Complete
After installation into the extension set 12a of doorway machine 10 and first to the 4th extension set 12d, extension set can be numbered by the menu of extension set,
The extension set nearest from doorway machine 10 is selected as the first extension set 12a, other extension sets be the second extension set 12b to the 4th extension set 12d, and
And the calling key 20 is set at the first extension set 12a, obtains the voltage change on the tone frequency channel wire that the first extension set 12a is detected
To judge whether doorway machine 10 has call signal generation, avoid voltage from decaying by long electric wire and produce erroneous judgement.First point
Machine 12a is identical to the 4th extension set 12d structures, voluntarily can carry out coding differentiation to extension set by the menu of extension set, dispatching from the factory and
During installation, it is not necessary to make a distinction the first extension set 12a with other extension sets.
First extension set 12a is connected the data transmit-receive module of each extension set by data wire 22 between the 4th extension set 12d,
Realize the data sharing between each extension set.When the first extension set 12a detect calling key be pressed (incoming signal) when, you can it is logical
Crossing data transmit-receive module notifies other extension sets to have call signal incoming call, and other extension sets start video display module and send the tinkle of bells,
And answer signal is sent to extension set first by data wire.In addition, when user needs to be led to by another extension set of call extension
During words, by the menu setecting called extension set of the extension set, after calling extension set receives the call instruction of user, extension set is called
Micro-control unit sends request signal by data wire to called extension set, and called extension set opens sound after receiving call signal
Module, the tinkle of bells, and the extension number of screen display calling extension set are sent, after carrying machine, called extension set sends answer signal, unlatching sound
Sound module, two extension sets of resident family establish intercommunication.
As shown in figure 4, the voltage detecting circuit includes diode D, triode Q and electric capacity C, wherein the diode D
Positive pole and resistance R1 connect after be connected with the power supply of extension set, the colelctor electrode of the triode Q connected with resistance R2 after with power supply
Connection and triode Q colelctor electrode are also connected with the extension set micro-control unit of extension set, the grounded emitter of the triode, and
The emitter stage of triode is simultaneously connected in series, the base stage of the triode Q with the positive pole after the capacitance connection with the diode D
The positive pole of the diode is connected after being connected with resistance R3.When calling key 20 closes, supply voltage U causes audio due to shunting
Voltage on line reduces, and extension set micro-control unit detects the signal that voltage reduces, and extension set micro-control unit starts video afterwards
Display module simultaneously sends the tinkle of bells, and the call information of doorway machine is issued into other extension sets by data wire, notifies other extension sets to open
Dynamic video display module simultaneously sends the tinkle of bells.
A kind of building visual intercommunication method, this method include：
Whether the voltage that voltage detecting circuit detects on tone frequency channel wire in real time changes, if voltage is unchanged, does not produce
Call signal, continue voltage detecting, if voltage changes, produce call signal, and enter next step；
The extension set micro-control unit of extension set starts video display module after receiving call signal, sends the tinkle of bells, and leads to simultaneously
Extension set first is crossed to power to doorway machine；
Extension set is raised, and extension set first is powered to doorway machine until receiving on-hook signal.
When extension set has detected call signal generation, just powered by the first extension set 12a to doorway machine, doorway machine is existed
Standby state is able to ensure that when idle.
Wherein, call signal is sent to other extension sets by the extension set for receiving call signal, and other extension sets start video and shown
Module, the tinkle of bells is sent, and give the extension set for receiving calling to send answer signal by data wire.It will be called by the first extension set 12a
Signal is sent to the second extension set 12b to the 4th extension set 12d, and corresponding video is respectively started in the second extension set 12b to the 4th extension set 12d
Display module simultaneously sends the tinkle of bells.
Wherein, user selects one of extension set to carry machine to be carried machine, and the machine that carried starts sound module, closes the tinkle of bells, and
Other extension sets are fed back to, other extension sets, which receive, proposes machine signal on-hook.Generally, user selects a certain extension set to carry nearby
Machine, such as select the second extension set 12b to carry machine, after carrying machine, the second extension set 12b starts sound module, closes the tinkle of bells, while pass through number
Machine information, which will be carried, according to transceiver module issues the first extension set 12a, the 3rd extension set 12c and the 4th extension set 12d, the first extension set 12a, the 3rd
Extension set 12c and the 4th extension set 12d on-hooks, stop jingle bell, and now the first extension set 12a persistently provides power supply to doorway machine 10.
Wherein, carried machine and carry out video intercom with doorway machine, when unlocking, the machine that carried sends unlocking signal to first point
Machine, the control doorway machine of extension set first are unlocked.After the second extension set 12b and doorway machine 10 establish video intercom relation, if desired for opening
Lock, then the second extension set 12b sends unlocking signal to the first extension set 12a by data transmit-receive module, by the first extension set 12a to door
Mouth machine provides unlocking voltage and unlocked, the second extension set 12b on-hooks, and sends on-hook signal to the first extension set 12a, the first extension set 12a
Stop powering to doorway machine 10.
Wherein, the shared of data is realized, each extension set is compiled by data line transfer data between the extension set
Number, input arbitrary number extension set establishes intercommunication relation.Asked when calling extension set is sent by data transmit-receive module to specified extension set
During signal, specified extension set opens sound module after receiving request signal, and sends the tinkle of bells, while its screen display calling extension set
Extension number；After specified extension set carries machine, specified extension set sends answer signal, and opens sound module simultaneously, and calling extension set is with specifying
Extension set establishes intercommunication relation, realizes the intercommunication between any two extension set.
Embodiment described above only expresses the embodiment of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (9)
1. a kind of storied building visible intercommunication system, including doorway machine and at least one extension set, it is micro- that the doorway machine includes doorway machine
Control unit, the extension set include extension set micro-control unit, it is characterised in that the doorway machine by tone frequency channel wire, ground wire,
Video line is connected with the extension set respectively, and the extension set is connected with power supply, and one of them described extension set supplies to the doorway machine
Electricity is extension set first, the tone frequency channel wire and calling key connection, and the calling is bondedly, and the tone frequency channel wire and voltage detecting electricity
It is connected after the connection of road with the extension set micro-control unit of the extension set, the extension set micro-control unit of extension set first is according to the electricity
The testing result of voltage change is powered to the doorway machine on pressure detection electric circuit inspection tone frequency channel wire；The voltage detecting circuit includes
Diode, triode and electric capacity, wherein the positive pole of the diode and resistance R1It is connected after series connection with power supply, the triode
Colelctor electrode and resistance R2It is connected after series connection with power supply and the colelctor electrode of triode is also connected with the extension set micro-control unit of extension set,
The grounded emitter of the triode, and the emitter stage of triode and with the positive pole string after the capacitance connection with the diode
Connection connection, base stage and the resistance R of the triode3The positive pole connection of the diode after series connection.
2. storied building visible intercommunication system according to claim 1, it is characterised in that include multiple extension sets, it is described
Connected between extension set by data wire.
3. storied building visible intercommunication system according to claim 1, it is characterised in that the calling key is at extension set first
Set.
4. a kind of building visual intercommunication method corresponding to storied building visible intercommunication system as described in claims 1 to 3 any one,
Characterized in that, this method includes：
Whether the voltage that voltage detecting circuit detects on tone frequency channel wire in real time changes, if voltage is unchanged, does not produce calling
Signal, continue voltage detecting, if voltage changes, produce call signal, and enter next step；
Extension set micro-control unit starts video display module after receiving call signal, sends the tinkle of bells, and passes through extension set first simultaneously
Powered to doorway machine；
Extension set is raised, and extension set first is powered to doorway machine until receiving on-hook signal.
5. building visual intercommunication method according to claim 4, it is characterised in that receiving the extension set of call signal will call
Signal is sent to other extension sets, and other extension sets start video display module, send the tinkle of bells.
6. building visual intercommunication method according to claim 5, it is characterised in that user selects one of extension set to carry machine
To be carried machine, the machine that carried starts sound module, closes the tinkle of bells, and feeds back to other extension sets, and other extension sets, which receive, carries machine signal extension
Machine.
7. building visual intercommunication method according to claim 6, it is characterised in that it is visual right that the machine that carried is carried out with doorway machine
Say, when unlocking, the machine that carried sends unlocking signal and unlocked in extension set first, extension set first control doorway machine.
8. building visual intercommunication method according to claim 4, it is characterised in that each extension set is numbered, it is in office
Numbering of anticipating extension set inputs other extension set numberings, establishes intercommunication relation.
9. building visual intercommunication method according to claim 8, it is characterised in that in calling extension set input called extension set
Numbering, calling extension set micro-control unit sends request signal to called extension set, and called extension set opens after receiving request signal
Open sound module, send the tinkle of bells, called extension set carries machine, sends answer signal, opens sound module, calls extension set and called
Extension set establishes intercommunication relation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410091259.1A CN103888728B (en) | 2014-03-12 | 2014-03-12 | Storied building visible intercommunication system and its method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410091259.1A CN103888728B (en) | 2014-03-12 | 2014-03-12 | Storied building visible intercommunication system and its method |
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| CN103888728A CN103888728A (en) | 2014-06-25 |
| CN103888728B true CN103888728B (en) | 2017-12-22 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104105013A (en) * | 2014-07-10 | 2014-10-15 | 四川兴事发能源科技有限公司 | Multi-party real-time intercom system and data flow thereof |
| CN106506887B (en) * | 2016-09-30 | 2019-11-05 | 深圳市泛海三江科技发展有限公司 | Building conversational system and method |
| WO2018195948A1 (en) * | 2017-04-28 | 2018-11-01 | 广东安居宝数码科技股份有限公司 | Intercom system and entrance machine thereof |
| CN110392018B (en) * | 2018-04-18 | 2022-05-06 | 视联动力信息技术股份有限公司 | Communication method and system of interphone |
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Inventor after: Zhang Changtai Inventor after: Xing Dan Inventor after: Zhang Ruibin Inventor after: Gao Jingchi Inventor after: Liao Jie Inventor before: Zhang Changtai Inventor before: Xing Dan Inventor before: Zhang Duanbin Inventor before: Gao Jingchi Inventor before: Liao Jie |
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