CN202383796U - Intelligent explosion-proof switch trip alarm for mining - Google Patents
Intelligent explosion-proof switch trip alarm for mining Download PDFInfo
- Publication number
- CN202383796U CN202383796U CN2011205172970U CN201120517297U CN202383796U CN 202383796 U CN202383796 U CN 202383796U CN 2011205172970 U CN2011205172970 U CN 2011205172970U CN 201120517297 U CN201120517297 U CN 201120517297U CN 202383796 U CN202383796 U CN 202383796U
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- proof switch
- chip microcomputer
- terminal
- optocoupler
- signal
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Abstract
The utility model discloses an intelligent explosion-proof switch trip alarm for mining, which comprises an optical coupler U1, a voice integrated circuit U2, a single-chip microcomputer U3, a data storage chip U4, a power amplifying circuit U5, a clock signal generator U6, a coding driver U7 and an LED Nixie tube. A terminal AC-IN and a terminal AC-GND are connected with an explosion-proof switch, switching signals of the explosion-proof switch are input to the optical coupler U1 through the terminal AC-IN and the terminal AC-GND and transmitted to the single-chip microcomputer through the same, the optical coupler U1, the voice integrated circuit U2, the data storage chip U4, the coding driver U7 and the clock signal generator U6 are connected with the single-chip microcomputer U3, and a loudspeaker BL is connected with the single-chip microcomputer U3 through the power amplifying circuit U5. An LED sound and light display alarm device has the advantages of capabilities of alarming watchers to repower the explosion-proof switch by a clear and loud alarming sound in the shortest time, improving coal mine management safety and the like.
Description
Technical field
The utility model relates to a kind of colliery and uses alarm, especially a kind of mining intelligent type flame-proof switch tripping alarm device.
Background technology
Flame-proof switch is the electric switch that can be applied in the abominable comparatively dangerous explosion environment, is common in colliery industry, paint or printing ink producer, wood-working factory, cement mill and industries such as ship affair and wastewater treatment.
In colliery system, especially in the electric substation of down-hole, flame-proof switch one of the parts that are absolutely necessary.At present, under coal mine, flame-proof switch adopts the special messenger to guard always.When flame-proof switch breaks off power failure; Owing to there is not special alarm; Can only be to have a power failure the back,, problems such as electrical phenomena and accident treatment no evidence often occur postponing to send particularly in the numerous occasion of explosion-proof switch by notifying the guard of explosion-proof switch to send electricity to explosion-proof switch with electric unit; Also can occur fire damp concentration when accident is serious and raise, have certain potential safety hazard.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding, and a kind of mining intelligent type flame-proof switch tripping alarm device is provided, can in time reminding the guard in the shortest time, to send again to explosion-proof switch.
The utility model adopts following technical scheme for the technical solution problem.
Mining intelligent type flame-proof switch tripping alarm device, its design feature is to comprise optocoupler U1, speech IC U2, single-chip microcomputer U3, pin-saving chip U4, power amplifier U5, clock-signal generator U6, decoder driver U7 and LED charactron; Said optocoupler U1 is connected with flame-proof switch with terminal AC-GND through terminal AC-IN, and the start stop signal of flame-proof switch inputs to optocoupler U1 through terminal AC-IN and terminal AC-GND, sends the start stop signal of flame-proof switch to said single-chip microcomputer U3 by optocoupler U1; Said optocoupler U1, speech IC U2, pin-saving chip U4, decoder driver U7 and clock-signal generator U6 all are connected with said single-chip microcomputer U3; Loudspeaker BL is connected with single-chip microcomputer U3 through said power amplifier U5; Said single-chip microcomputer U3 receives the start stop signal of the flame-proof switch that said optocoupler U1 transmits and carries out signal identification and remember with start/stop time; Said start stop signal comprises enabling signal and stop signal; (this moment, flame-proof switch broke off when the start stop signal that receives as single-chip microcomputer U3 was stop signal; Quit work); Single-chip microcomputer U3 output control signal is given said speech IC U2 and decoder driver U7; Through power amplifier U5 voice signal is passed to loudspeaker BL output by speech IC U2, exports shows signal to the LED charactron by decoder driver U7 and show.
The design feature of the mining intelligent type flame-proof switch tripping alarm device of the utility model also is:
Said terminal AC-IN is connected with said optocoupler U1 through current rectifying and wave filtering circuit with terminal AC-GND, and said current rectifying and wave filtering circuit is made up of diode D1, capacitor C 1 and resistance R 1; Constitute buffer circuit by resistance R 1 with optocoupler U1.
Also be connected with keyswitch KX1, keyswitch KX2, keyswitch KX3 and keyswitch KX4 on the said single-chip microcomputer U3.
Compared with present technology, the utility model beneficial effect is embodied in:
When flame-proof switch broke off, stop signal passed to the alarm of the utility model, and alarm is realized the audible alarm function through loudspeaker BL, owing to adopt power amplifier and supersound projector, alarm sound is loud and clear, had improved the caution effect of reporting to the police.Adopt the LED charactron to show that luminous display effect is good, has improved luminescence efficiency, and power consumption is low, long service life.Owing to can in time report to the police and show, make the duty personnel can in the numerous explosion-proof switch in down-hole, discern the explosion-proof switch of tripping operation rapidly, the warning reminding guard send electricity in the shortest time, for explosion-proof switch again at once, has improved the security in colliery.
The LED acoustooptic display alarm device of the utility model has and can in time remind the guard in the shortest time, to send electricity, alarm sound clear loud and clear, the advantages such as unitized and intelligent management that help realizing the colliery warning system again to explosion-proof switch.
Description of drawings
Fig. 1 is the circuit structure diagram of the LED acoustooptic display alarm device of the utility model.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment
Referring to Fig. 1, mining intelligent type flame-proof switch tripping alarm device comprises optocoupler U1, speech IC U2, single-chip microcomputer U3, pin-saving chip U4, power amplifier U5, clock-signal generator U6, decoder driver U7 and LED charactron; Said optocoupler U1 is connected with flame-proof switch with terminal AC-GND through terminal AC-IN, and the start stop signal of flame-proof switch inputs to optocoupler U1 through terminal AC-IN and terminal AC-GND, sends the start stop signal of flame-proof switch to said single-chip microcomputer U3 by optocoupler U1; Said optocoupler U1, speech IC U2, pin-saving chip U4, decoder driver U7 and clock-signal generator U6 all are connected with said single-chip microcomputer U3; Loudspeaker BL is connected with single-chip microcomputer U3 through said power amplifier U5; Said single-chip microcomputer U3 receives the start stop signal of the flame-proof switch that said optocoupler U1 transmits and carries out signal identification and remember with start/stop time; Said start stop signal comprises enabling signal and stop signal; (this moment, flame-proof switch broke off when the start stop signal that receives as single-chip microcomputer U3 was stop signal; Quit work); Single-chip microcomputer U3 output control signal is given said speech IC U2 and decoder driver U7; Through power amplifier U5 voice signal is passed to loudspeaker BL output by speech IC U2, exports shows signal to the LED charactron by decoder driver U7 and show.Adopt single-chip microcomputer U3 as controller; The preferred PIC single-chip microcomputer of single-chip microcomputer U3 16F873A; Send control signal by single-chip microcomputer U3 according to the start stop signal of flame-proof switch and give speech IC U2 and decoder driver U7; Realize the audible alarm function by speech IC U2, power amplifier U5 and loudspeaker BL, realize the data presentation function by decoder driver U7 and LED charactron.Adopt power amplifier and supersound projector, alarm sound is loud and clear, has improved the caution effect of reporting to the police.Adopt the LED charactron to show that luminous display effect is good, has improved luminescence efficiency, and power consumption is low, long service life.Owing to adopted single-chip microcomputer, can the single-chip microcomputer of a plurality of warning devices all be connected on the host computer in addition, form warning system, realize the unitized and intelligent management of colliery warning system, improve the efficiency of management of colliery warning system as controller.
Pin-saving chip U4 is used to store the data of outside input and the data of internal system.Clock-signal generator U6 is used to single-chip microcomputer U3 clock signal is provided, so that realize the calendar scheduling function.
Said terminal AC-IN is connected with said optocoupler U1 through current rectifying and wave filtering circuit with terminal AC-GND, and said current rectifying and wave filtering circuit is made up of diode D1, capacitor C 1 and resistance R 1; Constitute buffer circuit by resistance R 1 with optocoupler U1.The current rectifying and wave filtering circuit of the utility model is used for the signal of terminal AC-IN and terminal AC-GND input is carried out rectification and Filtering Processing, then signal is passed to optocoupler U1, sends signal to single-chip microcomputer U3 by optocoupler U1 again; U1 isolates input signal through optocoupler, avoids directly input signal being inputed to single-chip microcomputer U3, to protect single-chip microcomputer U3 better, improves the safety in operation of circuit.
Also be connected with keyswitch KX1, keyswitch KX2, keyswitch KX3 and keyswitch KX4 on the said single-chip microcomputer U3.Through keyswitch KX1～KX4, carry out the setting of correlation functions such as system time, query time and warning device start and stop, can carry out the adjustment and the control of alarm condition and function through operating personnel, the controllability of warning device is better.
Owing to can in time report to the police and show, make the duty personnel can in the numerous explosion-proof switch in down-hole, discern the explosion-proof switch of tripping operation rapidly, the warning reminding guard send electricity in the shortest time, for explosion-proof switch again at once, has improved the security in colliery.
Claims (3)
1. mining intelligent type flame-proof switch tripping alarm device is characterized in that, comprises optocoupler U1, speech IC U2, single-chip microcomputer U3, pin-saving chip U4, power amplifier U5, clock-signal generator U6, decoder driver U7 and LED charactron; Said optocoupler U1 is connected with flame-proof switch with terminal AC-GND through terminal AC-IN, and the start stop signal of flame-proof switch inputs to optocoupler U1 through terminal AC-IN and terminal AC-GND, sends the start stop signal of flame-proof switch to said single-chip microcomputer U3 by optocoupler U1; Said optocoupler U1, speech IC U2, pin-saving chip U4, decoder driver U7 and clock-signal generator U6 all are connected with said single-chip microcomputer U3; Loudspeaker BL is connected with single-chip microcomputer U3 through said power amplifier U5; Said single-chip microcomputer U3 receives the start stop signal of the flame-proof switch that said optocoupler U1 transmits and carries out signal identification and remember with start/stop time; When the start stop signal that receives as single-chip microcomputer U3 is stop signal; Single-chip microcomputer U3 output control signal is given said speech IC U2 and decoder driver U7; Through power amplifier U5 voice signal is passed to loudspeaker BL output by speech IC U2, exports shows signal to the LED charactron by decoder driver U7 and show.
2. mining intelligent type flame-proof switch tripping alarm device according to claim 1; It is characterized in that; Said terminal AC-IN is connected with said optocoupler U1 through current rectifying and wave filtering circuit with terminal AC-GND, and said current rectifying and wave filtering circuit is made up of diode D1, capacitor C 1 and resistance R 1; Constitute buffer circuit by resistance R 1 with optocoupler U1.
3. mining intelligent type flame-proof switch tripping alarm device according to claim 1 is characterized in that, also is connected with keyswitch KX1, keyswitch KX2, keyswitch KX3 and keyswitch KX4 on the said single-chip microcomputer U3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205172970U CN202383796U (en) | 2011-12-13 | 2011-12-13 | Intelligent explosion-proof switch trip alarm for mining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205172970U CN202383796U (en) | 2011-12-13 | 2011-12-13 | Intelligent explosion-proof switch trip alarm for mining |
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| Publication Number | Publication Date |
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| CN202383796U true CN202383796U (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205172970U Expired - Fee Related CN202383796U (en) | 2011-12-13 | 2011-12-13 | Intelligent explosion-proof switch trip alarm for mining |
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| CN (1) | CN202383796U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104269921A (en) * | 2014-08-26 | 2015-01-07 | 国家电网公司 | Failure tripping sound-light alarm device of substation |
| CN104680749B (en) * | 2015-01-07 | 2017-10-17 | 国家电网公司 | Substation line emergency stop valve trip sound remote automatic alarm device for telephone |
-
2011
- 2011-12-13 CN CN2011205172970U patent/CN202383796U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104269921A (en) * | 2014-08-26 | 2015-01-07 | 国家电网公司 | Failure tripping sound-light alarm device of substation |
| WO2016029632A1 (en) * | 2014-08-26 | 2016-03-03 | 国家电网公司 | Sound-light alarm apparatus for transformer substation fault tripping |
| CN104680749B (en) * | 2015-01-07 | 2017-10-17 | 国家电网公司 | Substation line emergency stop valve trip sound remote automatic alarm device for telephone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUAINAN LI'AO TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SONG DELI Effective date: 20120730 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 232001 HUAINAN, ANHUI PROVINCE TO: 232007 HUAINAN, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120730 Address after: 232007 Anhui Province, Huainan city tianjia'an District Huai Shun Road No. 241 Patentee after: Huainan Leo Technology Co., Ltd. Address before: The 232001 Eastern Anhui province tianjia'an District Dongyuan Huainan City No. 58 Building 1 unit 6 room Patentee before: Song Deli |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20171213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |