CN201352790Y - Zoning broadcast controller - Google Patents
Zoning broadcast controller Download PDFInfo
- Publication number
- CN201352790Y CN201352790Y CNU2009201138901U CN200920113890U CN201352790Y CN 201352790 Y CN201352790 Y CN 201352790Y CN U2009201138901 U CNU2009201138901 U CN U2009201138901U CN 200920113890 U CN200920113890 U CN 200920113890U CN 201352790 Y CN201352790 Y CN 201352790Y
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- control module
- unit
- communication interface
- interface unit
- electrically connected
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Abstract
The utility model discloses a zoning broadcast controller which has the advantages of large zoning quantity, convenient expansion, fine zoning, capability of being linked with a fire alarm host computer, and comprises a main control module and at least one sub-control module; the main control module consists of a control signal input unit, a main control module micro-processing unit, a main control module communication interface unit and a main control module power supply; the sub-control module consists of a sub-control module micro-processing unit, a relay control unit, a relay set, a sub-control module communication interface unit and a sub-control module power supply; and the main control module communication interface unit is respectively electrically connected with the sub-control module communication interface unit and a communication interface unit of the fire alarm host computer.
Description
Technical field
The utility model relates to sectorization broadcast systems technology field, specifically is a kind of sectorization broadcast controller.
Background technology
The number of partitions of existing sectorization broadcast controller is limited, the expansion difficulty, subregion is not meticulous, and do not provide function with fire protection warning main frame interlock, it such as Granted publication number is the sectorization broadcast controller described in the utility model patent of CN 201048453Y, it provides number of partitions is 12 tunnel broadcasting, each road connects a set of speakers, from its disclosed structure and annexation as can be known, this sectorization broadcast controller is connected the cable of usefulness with set of speakers various, number of partitions is limited, the expansion difficulty, function with the interlock of fire protection warning main frame is not provided, by general knowledge as can be known, each set of speakers has two loud speakers at least, therefore the subregion of described sectorization broadcast controller just can't be fine to each loud speaker, when audio signal is input to certain set of speakers, all loud speakers of this set of speakers will ring simultaneously, in other words are exactly that described sectorization broadcast controller subregion is not meticulous.
The utility model content
The technical problems to be solved in the utility model is, provide that a kind of number of partitions is big, expansion is convenient, subregion is meticulous, can with the sectorization broadcast controller of fire protection warning main frame interlock.
The technical solution of the utility model is that the utility model sectorization broadcast controller is made up of master control module and at least one branch control module; Described master control module is made up of control signal input unit, master control module microprocessing unit, master control module communication interface unit, master control modular power source, described master control modular power source is electrically connected with control signal input unit, master control module microprocessing unit, master control module communication interface unit respectively, and described master control module microprocessing unit also is electrically connected with control signal input unit, master control module communication interface unit respectively; Control module was by a minute control module microprocessing unit in described minute, relay control unit, the relay group, divide the control module communication interface unit, divide the control module power supply to form, described minute control module microprocessing unit stores the identification address of described minute control module identity of sign, described minute control module power supply respectively with a minute control module microprocessing unit, relay control unit, divide the control module communication interface unit to be electrically connected, described minute control module microprocessing unit also respectively with relay control unit, divide the control module communication interface unit to be electrically connected, described relay control unit also is electrically connected with the relay group, described relay group also respectively with audio-source, loud speaker is electrically connected; Described master control module communication interface unit also is electrically connected with the communication interface unit of a minute control module communication interface unit, fire protection warning main frame respectively.
After adopting said structure, the utility model compared with prior art, have the following advantages: because the utility model is made up of master control module and at least one branch control module, each branch control module all has the identification address of its identity of sign, so can accurately and timely be obtained and be discerned by a minute control module by the control signal that the master control module is sent, and the control signal that the master control module that the branch control module microprocessing unit of branch control module obtains by parsing is sent is come controlled information, the control module microprocessing unit came the control relay control unit according to described control information in described minute, described relay control unit comes opening or closing of control relay again, corresponding loud speaker and corresponding audio-source are connected, in other words, the utility model subregion is meticulous, can be fine to each loud speaker; According to the technical scheme that the utility model is set forth, can be obvious, expand the quantity that increases subregion if desired, only need to increase and divide control module, like this, expansion is convenient, and number of partitions can be done very greatly; Because described master control module communication interface unit is electrically connected with the communication interface unit of fire protection warning main frame, so the subregion that the master control module can in time be obtained fire information and control breaking out of fire switches on the audio-source that fire-fighting uses, make the loud speaker on breaking out of fire ground send the sound relevant, thereby realize and the interlock of fire protection warning main frame with fire-fighting.
Description of drawings
Accompanying drawing is the theory diagram of the utility model sectorization broadcast controller.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
The utility model sectorization broadcast controller is made up of master control module and at least one branch control module; Described master control module is made up of control signal input unit, master control module microprocessing unit, master control module communication interface unit, master control modular power source, described master control modular power source is electrically connected with control signal input unit, master control module microprocessing unit, master control module communication interface unit respectively, and described master control module microprocessing unit also is electrically connected with control signal input unit, master control module communication interface unit respectively; Control module was by a minute control module microprocessing unit in described minute, relay control unit, the relay group, divide the control module communication interface unit, divide the control module power supply to form, described minute control module microprocessing unit stores the identification address of described minute control module identity of sign, described minute control module power supply respectively with a minute control module microprocessing unit, relay control unit, divide the control module communication interface unit to be electrically connected, described minute control module microprocessing unit also respectively with relay control unit, divide the control module communication interface unit to be electrically connected, described relay control unit also is electrically connected with the relay group, described relay group also respectively with audio-source, loud speaker is electrically connected; Described master control module communication interface unit also is electrically connected with the communication interface unit of a minute control module communication interface unit, fire protection warning main frame respectively.Concrete structure as shown in drawings.
Described control signal input unit adopts switching value input circuit and led state display circuit commonly used, and the led state display circuit can make up based on chip HT1632, is prior art.
Described master control module microprocessing unit is made up of chip ATMEGA128 and chip I SD4004, is prior art; Described chip ATMEGA128 is electrically connected with chip I SD4004.
Described master control module communication interface unit is made up of the RS485 communication interface and the RS232 communication interface of prior art, and described RS485 communication interface is electrically connected with chip I SD4004, and described RS232 communication interface is electrically connected with chip ATMEGA128.
Described master control modular power source can adopt the DC power supply of prior art, does not add and gives unnecessary details.
The control module microprocessing unit can adopt chip ATMEGA48 in described minute, and described minute control module microprocessing unit stores the identification address that indicates described minute control module identity and be meant the identification address that stores described minute control module identity of sign in the described chip ATMEGA48 internal storage.
Described relay control unit can adopt chip ULN2003.
Described relay group can adopt mechanical relay or solid-state relay to form.
The RS485 communication interface that described minute control module communication interface unit is prior art.
Described minute control module power supply can adopt the DC power supply of prior art.
Described master control module communication interface unit is electrically connected with the communication interface unit of a minute control module communication interface unit, fire protection warning main frame respectively and is meant, the RS485 communication interface of described master control module is electrically connected with the RS485 communication interface of branch control module, and the RS232 communication interface of described master control module is electrically connected with the RS232 communication interface of fire protection warning main frame.
When the utility model is worked, switch on the audio-source 1 such as loud speaker rooms 302, control procedure is as follows, at first pass through the switching value input circuit of control signal input unit to master control module microprocessing unit input control order, handle the formation control signal after the chip ATMEGA128 of master control module microprocessing unit receives and instructs and send chip I SD4004 to, chip I SD4004 carries out after the respective handling again to control signal, and the RS485 communication interface by the master control module sends, at this moment, the chip ATMEGA48 of all branch control modules receives described control signal by the RS485 communication interface, then, chip ATMEGA48 handles described control signal immediately, by be stored in the address that is used for identification in the chip ATMEGA48 and compare and determine whether to carry out this control signal, if, relevant chip ATMEGA48 carries out the incidental control command of described control signal and sends control command to the corresponding relays control unit so, promptly send control command to chip ULN2003, described chip ULN2003 controls opening or closing of corresponding relays according to described control command, thereby relay is connected the loud speaker in rooms 302 with audio-source 1, like this, the loud speaker in rooms 302 has just switched on the audio-source 1.
Below only be described, but can not be interpreted as it is restriction claim with regard to the utility model preferred embodiment.Structure of the present utility model can have other variations, be not limited to said structure, such as: the switching value input circuit that being used in the described control signal input unit assigned control command can replace with computer, because chip ATMEGA128 supports two RS232 communication interfaces, one of them is electrically connected with the RS232 communication interface of fire protection warning main frame, so described computer can use another one RS232 communication interface and chip ATMEGA128 to connect, thereby can directly send control command to chip ATMEGA128 by computer.In a word, all various variations of being done in the protection range of the utility model product independent claims are all in protection range of the present utility model.
Claims (1)
1, a kind of sectorization broadcast controller is characterized in that: be made up of master control module and at least one branch control module; Described master control module is made up of control signal input unit, master control module microprocessing unit, master control module communication interface unit, master control modular power source, described master control modular power source is electrically connected with control signal input unit, master control module microprocessing unit, master control module communication interface unit respectively, and described master control module microprocessing unit also is electrically connected with control signal input unit, master control module communication interface unit respectively; Control module was by a minute control module microprocessing unit in described minute, relay control unit, the relay group, divide the control module communication interface unit, divide the control module power supply to form, described minute control module microprocessing unit stores the identification address of described minute control module identity of sign, described minute control module power supply respectively with a minute control module microprocessing unit, relay control unit, divide the control module communication interface unit to be electrically connected, described minute control module microprocessing unit also respectively with relay control unit, divide the control module communication interface unit to be electrically connected, described relay control unit also is electrically connected with the relay group, described relay group also respectively with audio-source, loud speaker is electrically connected; Described master control module communication interface unit also is electrically connected with the communication interface unit of a minute control module communication interface unit, fire protection warning main frame respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201138901U CN201352790Y (en) | 2009-02-17 | 2009-02-17 | Zoning broadcast controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201138901U CN201352790Y (en) | 2009-02-17 | 2009-02-17 | Zoning broadcast controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201352790Y true CN201352790Y (en) | 2009-11-25 |
Family
ID=41376172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201138901U Expired - Fee Related CN201352790Y (en) | 2009-02-17 | 2009-02-17 | Zoning broadcast controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201352790Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853630A (en) * | 2010-03-27 | 2010-10-06 | 安徽师范大学 | System for driving RAM-Mapping LED display screen |
| CN102523062A (en) * | 2011-12-30 | 2012-06-27 | 太原鹏跃电子科技有限公司 | Wireless broadcast weather early-warning radio based on two-tone multi-frequency signal control method |
-
2009
- 2009-02-17 CN CNU2009201138901U patent/CN201352790Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853630A (en) * | 2010-03-27 | 2010-10-06 | 安徽师范大学 | System for driving RAM-Mapping LED display screen |
| CN102523062A (en) * | 2011-12-30 | 2012-06-27 | 太原鹏跃电子科技有限公司 | Wireless broadcast weather early-warning radio based on two-tone multi-frequency signal control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20120217 |