CN205063997U - Mine operation panel alarm - Google Patents
Mine operation panel alarm Download PDFInfo
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- CN205063997U CN205063997U CN201520782094.2U CN201520782094U CN205063997U CN 205063997 U CN205063997 U CN 205063997U CN 201520782094 U CN201520782094 U CN 201520782094U CN 205063997 U CN205063997 U CN 205063997U
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Abstract
The utility model discloses a mine operation panel alarm, relates to an audio alert ware, specificly relates to the fault -signal alarm that uses in the mine. It mainly is the alarm that uses in the current mine hoisting system of solution be the man -machine interface who adopts to show that screen display shows suggestion operating personnel, some language are reported to the police and are solitaryly reported to the police to a signal, and the warning facility is many, uses trouble problem. The utility model discloses an alarm includes power supply circuit, singlechip N2, pronunciation chip N3, speaker output circuit, and singlechip N2's input and programmable controller are connected, and singlechip N2's output passes through SPI communications protocol to be connected with pronunciation chip N3's input, and pronunciation chip N3's delivery outlet passes through audio amplifier N4 and is connected with speaker K. The utility model discloses it is safe in utilization, modularization, structureization, the warning content is all assembleed the utility model discloses an in the module, can replace numerous alarm module.
Description
Technical field
The utility model relates to a kind of phonetic alarm, is particularly transferred in module by the fault-signal occurred in mine, realizes a kind of well operations platform alarm of audio alert.
Background technology
The alarm used in existing mine hoisting system is the man-machine interface adopted, show with display screen and can operate and not exercisable mode alert, some language alarms are just independent reporting to the police to a kind of signal also, therefore just needs multiple warning facility.Use cumbersome, wiring is also many.
Summary of the invention
The purpose of this utility model is for above-mentioned deficiency, and a kind of use safety proposed, modularization, structuring, all can be integrated into alarm content in a module, replaces the mining voice alarm module of the one of numerous alarm module with this module.
Technical solution of the present utility model is: alarm comprises power circuit, single-chip microcomputer N2, speech chip N3, loudspeaker output circuit, the input of single-chip microcomputer N2 is connected with programmable logic controller, the output of single-chip microcomputer N2 is connected with the input of speech chip N3 by SPI communications protocol, and the delivery outlet of speech chip N3 is connected with loudspeaker K by audio-frequency amplifier N4.
The input of the single-chip microcomputer N2 described in technical solution of the present utility model is connected with optical coupling isolation circuit; The anode of six optocoupler U1, U2, U3, U4, U5, U6 delivery outlets of described optical coupling isolation circuit is connected with the input of single-chip microcomputer N2 respectively.
Alarm module of the present utility model is primarily of power circuit, single-chip microcomputer, speech chip, loudspeaker output circuit composition.Module of the present utility model is powered by direct current 12V, be arranged on the operating desk of Underground Mine system, the communication interface of module of the present utility model is connected with programmable controller PLC, the fault occurred in mine will be sent in module of the present utility model by programmable controller PLC instruction, realize audio alert.When pit gear normally runs, warning can not be sent.Use light-coupled isolation in this module, thoroughly intrinsic safety signal and non-intrinsic safety signal are kept apart, to avoid the generation of electric spark.The utility model use safety, modularization, structuring, alarm content is all integrated in module of the present utility model, can replace numerous alarm module.
Accompanying drawing explanation
Fig. 1 is electrical schematic diagram of the present utility model.
Fig. 2 is optical coupling isolation circuit figure of the present utility model.
Fig. 3 is power circuit diagram of the present utility model.
Detailed description of the invention
As shown in Figure 1, the utility model comprises single-chip microcomputer N2, speech chip N3 and loudspeaker output circuit; Pin P1.7, P1.6, P1.5, P1.4 of single-chip microcomputer N2 are connected with the pin two 8,25,2,1 of speech chip N3 respectively, make to carry out SPI communication between single-chip microcomputer N2 and speech chip N3; The output pin 13,17 of speech chip N3 is connected to resistance R20, R21 of metering function, after resistance R20, R21 parallel connection, has met loudspeaker K; The pin one 4 of speech chip N3 is connected with electric capacity C6, the other end ground connection of electric capacity C6, electric capacity C6 plays filtering; Audio-frequency amplifier N4 is connected with at the delivery outlet of speech chip N3, the pin 3 of audio-frequency amplifier N4 and resistance, R22, electric capacity C8, C9 are connected, the pin 7 of audio-frequency amplifier N4 is connected with electric capacity C7, the pin 5 of audio-frequency amplifier N4 is connected with electric capacity C10, resistance R23, electric capacity C11, and the pin 5 of audio-frequency amplifier N4 meets loudspeaker K by the negative terminal of electric capacity C1; The signal that speech chip N3 transmits by audio-frequency amplifier N4 sends to loudspeaker K through process, is sounded by loudspeaker K.Single-chip microcomputer N2 of the present utility model uses STC12C2052 single-chip microcomputer, and the signal that programmable logic controller sends by single-chip microcomputer N2 sends speech chip N3 to by SPI communications protocol, at the delivery outlet of speech chip N3, signal is sent to audio-frequency amplifier N4; The signal transmitted is sent to loudspeaker K through amplifying process by audio-frequency amplifier N4, and loudspeaker K is sounded.
As shown in Figure 2, the input of single-chip microcomputer N2 is connected with optical coupling isolation circuit; Optical coupling isolation circuit of the present invention is made up of six optocoupler U1 ~ U6, is equivalent to isolated gate one by one, intrinsic safety signal and non-intrinsic safety signal is kept apart; The connected mode of six optocoupler U1 ~ U6 is, for optocoupler U1, the anode of the input port of optocoupler U1 is connected with resistance R1 with resistance R7 parallel circuit, resistance R7 provides input voltage for optocoupler U1, resistance R1 plays current limliting, the anode of the delivery outlet of optocoupler U1 is connected with R13, and play metering function, the anode of optocoupler U1 delivery outlet is connected with the P3.3 of single-chip microcomputer N2; The connected mode of optocoupler U2, U3, U4, U5, U6 is identical with optocoupler U1, respectively with R8, R9, R10, R11, R12 parallel circuit connects with resistance R2, R3, R4, R5, R6 again with respectively, the anode of the delivery outlet of U2, U3, U4, U5, U6 is connected with R13, R14, R15, R16, R17, R18 respectively, plays metering function; The anode of optocoupler U1 ~ U6 delivery outlet is connected with P3.3, P3.2, P1.0, P1.1, P1.2, P1.3 of single-chip microcomputer N2 respectively, sends optocoupler signal to single-chip microcomputer N2.
As shown in Figure 3, power circuit uses LM7805 chip to provide 5V dc source for circuit of the present invention; The power circuit that power circuit is made up of three-terminal voltage-stabilizing pipe N1, voltage-stabiliser tube V1 and electric capacity C1, C2, C3, C4, C5, resistance R19, three-terminal voltage-stabilizing pipe N1 input and output are in parallel with electric capacity C1, C2, C4 respectively, this parallel circuit is in parallel with voltage-stabiliser tube V1, electric capacity C3, C5 again after connecting with resistance R19, C3, C5 play filter frequently, electric capacity C1, C2 play filter and frequently move back lotus root, and electric capacity C4 and resistance R19 forms RC filter circuit; Voltage-stabiliser tube V1 is the voltage-stabiliser tube of a 3V, the voltage stabilization that three-terminal voltage-stabilizing pipe N1 exports by voltage-stabiliser tube V1 to 3V, for speech chip N3 provides effective voltage; Power circuit is provided with indicator lamp V2, and on indicator lamp V2, series connection and resistance R24, indicator lamp V2 can play one and detect the effect whether three-terminal voltage-stabilizing pipe N1 has output voltage.
Claims (2)
1. a well operations platform alarm, it is characterized in that: alarm comprises power circuit, single-chip microcomputer N2, speech chip N3, loudspeaker output circuit, the input of single-chip microcomputer N2 is connected with programmable logic controller, the output of single-chip microcomputer N2 is connected with the input of speech chip N3 by SPI communications protocol, and the delivery outlet of speech chip N3 is connected with loudspeaker K by audio-frequency amplifier N4.
2. a kind of well operations platform alarm according to claim 1, is characterized in that: the input of described single-chip microcomputer N2 is connected with optical coupling isolation circuit; The anode of six optocoupler U1, U2, U3, U4, U5, U6 delivery outlets of described optical coupling isolation circuit is connected with the input of single-chip microcomputer N2 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520782094.2U CN205063997U (en) | 2015-10-10 | 2015-10-10 | Mine operation panel alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520782094.2U CN205063997U (en) | 2015-10-10 | 2015-10-10 | Mine operation panel alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205063997U true CN205063997U (en) | 2016-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520782094.2U Expired - Fee Related CN205063997U (en) | 2015-10-10 | 2015-10-10 | Mine operation panel alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205063997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988783A (en) * | 2017-04-01 | 2017-07-28 | 徐州兆恒工控科技有限公司 | Underground coal mine development machine safeguard protection acousto-optic prior-warning device |
-
2015
- 2015-10-10 CN CN201520782094.2U patent/CN205063997U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988783A (en) * | 2017-04-01 | 2017-07-28 | 徐州兆恒工控科技有限公司 | Underground coal mine development machine safeguard protection acousto-optic prior-warning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20191010 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |