CN200969121Y

CN200969121Y - Voice alarm for prepaid electricity control box

Info

Publication number: CN200969121Y
Application number: CN 200620052027
Authority: CN
Inventors: 洪志刚; 周玲; 易波; 杜维玲; 张德乐
Original assignee: 张德乐
Priority date: 2006-08-25
Filing date: 2006-08-25
Publication date: 2007-10-31
Anticipated expiration: 2016-08-25

Abstract

The utility model relates to a prepaid audio alert device of electricity consumption control box and comprises the power supply circuit of a power light 11, a single chip 2, an audio chip 3, a filter 4, a power amplifier 5 and a speaker 6 which are all electrically connected and arranged in an insulating outer shell 7; wherein, the single chip 2 comprises an insufficient charge indicator light 21, an owing indicator light 22 and an alarm reset button 23; the power circuit 1 is connected with an audio chip 3 and the power amplifier in series. The alert device can monitor and send out alarm for both pulse output triggering signal and level output triggering signal. When the prepaid amount is insufficient or in an owing state, the alert device will remind customers with voice or light emitting diode; acknowledged customer can stop the voice of alert through the reset button. The utility model is in particular suitable for prepaid electricity consumption control alert device of units. The alarming way and the management are human oriented, and are free from false triggering alarm; therefore, the utility model is safe and convenient.

Description

Pre-payment type electric control box phonetic alarm

Technical field

The utility model belongs to the warning device technical field, relates in particular to a kind ofly can be used for the warning device that pre-payment type is warned with voice with electric control box.

Background technology

There is following deficiency in being used for of prior art with the alarm of electric control box: 1, adopt buzzer to report to the police, chimes of doom is single, and sound is ear-piercing continuously, from chimes of doom, be difficult to distinguish the caution content, with regard to with regard to the electric control box, promptly can not be confirmed to be the expense deficiency, still arrearage; 2, warn the back after the user pays dues, often will be extended down to next day, just can stop the sound of warning, alert so for a long time sound brings bad influence even serious noise nuisance can for the surrounding resident masses' life; 3, no hand-reset function can not be distinguished storage battery and trigger and trigger action, also just can not adopt identical warning treatment circuit to different triggering modes, makes troubles for production and use, even the false triggering accident takes place easily.

The utility model content

The technical problems to be solved in the utility model is, defective at the prior art existence, a kind of improved pre-payment type electric control box phonetic alarm is provided, this alarm unit of can be applicable to pre-payment type is reported to the police with electric control box, and warning way hommization, the sound of warning can artificially be removed, and no false alarm takes place, and is not only safe but also pacify the people.

Technical solution of the present utility model is, described pre-payment type electric control box phonetic alarm, shown in Fig. 1～2, has insulation crust 7, in this insulation crust 7, the power circuit 1 of charged source pilot lamp 11, single-chip microcomputer 2, speech chip 3, wave filter 4, power amplifier 5 and loudspeaker 6 orders are electrically connected, and wherein said single-chip microcomputer 2 has the not enough pilot lamp 21 of expense, arrearage pilot lamp 22 and alarm reset button 23.Described power circuit 1 also connects with above-mentioned speech chip 3, power amplifier 5 electricity in parallel.Above-mentioned power light 11, the not enough pilot lamp 21 of expense, arrearage pilot lamp 22 and alarm reset button 23 are installed on the insulation crust 7.

Pre-payment type of the present utility model is with the electric control box phonetic alarm such as above-mentionedly be made up of power circuit 1, single-chip microcomputer 2, speech chip 3, wave filter 4, power amplifier 5 and loudspeaker 6.The signal enabling that sends of the personal electric control box of the control circuit trace routine origin of single-chip microcomputer 2 wherein, this signal can be that pulse signal also can be a level signal.Set up trigger pip time-delay trace routine by programming,, start phonetic warning system behind the program validation in order to eliminate false triggering.The information of alarm content is recorded in advance and is write in the speech chip 3, and different information start the glittering prompting of the light emitting diode user of corresponding in regular turn different colours.For example, when advanced charge occurs when not enough, can " you be good, please in time pay dues, otherwise can trip! " the speech sounds announcement the user and be equipped with the glittering prompting of not enough pilot lamp 21 light of its " yellow " expense of light emitting diode simultaneously; When advanced charge uses up, can " electricity charge use up, close a floodgate after paying dues again! " the speech sounds announcement the user and be equipped with the glittering prompting of they " redness " arrearage pilot lamp 22 light of light emitting diode simultaneously.The user hears after the chimes of doom, can remove chimes of doom by manual operation alarm reset button 23, and system enters monitor state automatically; Simultaneously, triggering delays time checks this double check method owing to adopt, and the utility model has solved problems such as existing single, the easy false triggering of alarm equipment alarm sound with electric control box, no hand-reset emergency function effectively.

The beneficial effects of the utility model are, but paired pulses output trigger pip or the equal monitoring, alarming of level output trigger pip.When pre-payment deficiency or arrearage, with voice and the glittering prompting of light emitting diode; After knowing, the user can remove chimes of doom by reset button.Especially being fit to the unit pre-payment type uses with the electric control box warning.The warning way hommization, management personalization, and do not have false triggering warning generation, not only safe but also pacify the people.

The component market that the utility model adopts is generally purchased, and not only cost is low, low price, and be applicable to various pre-payment type electric control boxes, can effectively prevent the generation of fault power outage after the assembling.

Description of drawings

Fig. 1 is a structured flowchart of the present utility model;

Fig. 2 is the shell mechanism synoptic diagram of a specific embodiment of the utility model;

Fig. 3 is the utility model circuit reference diagram.

Be denoted as in above Fig. 1～3:

The 1-power circuit,

The 11-power light,

The 2-single-chip microcomputer,

The not enough pilot lamp of 21-expense,

22-arrearage pilot lamp,

23-alarm reset button,

The 3-speech chip,

The 4-wave filter,

The 5-power amplifier,

The 6-loudspeaker,

The 7-insulation crust.

Embodiment

Referring to an embodiment of the present utility model shown in Fig. 1～3, the insulation crust 7 of this embodiment is a rectangular plastic housing, pre-payment type is installed in this housing with all circuit of electric control box phonetic alarm, its loudspeaker 6, manual operational unit alarm reset button 23 and three kind of pilot lamp, promptly power light 11, the not enough pilot lamp 21 of expense and arrearage pilot lamp 22 are evenly arranged and are assemblied on the front panel of the insulation crust 7 of purchasing electric control box.The light prompt circuit adopts 3 LED light emitting diodes, wherein the power light 11 of power circuit 1 is taken the more green LED of common employing as power supply indicated number power turn-on state, the not enough pilot lamp 21 of expense is taken yellow light-emitting diode as the glittering prompting of early warning, and arrearage pilot lamp 22 is taken red light emitting diodes demonstration warning.

Single-chip microcomputer 2 has been selected 2 external triggering inputs for use, and 3 light emitting diodes drive output, 2 speech trigger inputs, the 89C2051 type single-chip minimum system plate of 1 hand-reset input.The control circuit of this single-chip minimum system plate detects by the output trigger pip K1 of electricity consumption charging instrument and K2 and starts, the pre-alarm trigger end of K1 for connecing with not enough pilot lamp 21 electricity of above-mentioned expense, and K2 uses up trigger end for the electricity charge that connect with above-mentioned arrearage pilot lamp 22 electricity.K1 and K2 can be that level also can be a pulse signal, and time-delay detects again to trigger pip by programming, eliminates false triggering, confirms that the back starts audio alert.Speech chip 3 is recorded and write to warning message in advance, and audio alert requires with two kinds of voice, respectively by two kinds of signal triggering, T.T. length be about 9S.It is 10S that speech chip 3 is selected memory capacity, can divide the API8108A type speech chip of 8 sections recording playbacks.This API8108A type speech chip is the One Time Programmable speech chip that APLUS company releases, and it is the up-to-date ASIC dedicated voice circuit that adopts extensive CMOS chip technology to make.A large amount of parts such as speech processor, eprom memory, A/D, D/A converter, note amplifier are contained in inside.API8108A after programming is solidified can forever keep voice messaging.Use during playback is the same with common music integrated chip simple, can send the language extremely true to nature and the simulation sound.When playing, voice messaging to could drive loudspeaker 6, so the power amplifier of wave filter 4 and power amplifier 5 adopts the LM386 integrated chip through the filtering amplification.Start redness or yellow light-emitting diode subsequently with the glittering prompting of 1Hz frequency user.For example, when k1, k2 simultaneously be high level, or when pressing K2, audio alert sends the sound of " electricity charge use up, after paying dues combined floodgate " again, red lamp flass.

Power circuit 1 adopts the 220V AC-powered, and this power supply obtains after the voltage stabilizing of transformer output rectifying and wave-filtering+and the 5V power supply supplies with above-mentioned single-chip microcomputer, speech chip and power amplifier.

It is the commercially available ventional loudspeakers of 0.5W that loudspeaker 6 adopt power.

Described power circuit 1, single-chip microcomputer 2, speech chip 3, wave filter 4, power amplifier 5 and loudspeaker 6 connect by the such scheme electricity.Power light 11, the not enough pilot lamp 21 of expense, arrearage pilot lamp 22 and alarm reset button 23 from top to bottom are installed in insulation crust 7 left sides in regular turn, and loudspeaker 6 occupy right.

The prepaid fee type electricity utilization control box pronunciation warner of the present utility model that consists of thus is proved to be respond well through manufacturing experimently to try out, and reaches designing requirement fully and has following characteristics:

During 1, by power administration's measuring instrument output triggering signal, the K1 closure, alarm sends: " you are good, please In time pay tariff, otherwise can trip " sound; After the K2 closure, alarm sends that " electricity charge use up, please hand over Close a floodgate again after taking " the alarm voice signal.

When 2, K1, K2 are non-lasting gap-closing state, require alarm pulse in a single day to occur at K1 or K2 Signal namely continues to report to the police, until artificial button is removed.

When 3, K1, K2 are the storage battery triggering, be stop alarm by SR, until triggering signal is by high step-down After trigger alarm when again uprising.

4, K1, K2 can be that pulse signal also can be level signal.

Claims

1, a kind of pre-payment type electric control box phonetic alarm, has insulation crust (7), it is characterized in that: in this insulation crust (7), the power circuit (1) of charged source pilot lamp (11), single-chip microcomputer (2), speech chip (3), wave filter (4), power amplifier (5) and loudspeaker (6) order are electrically connected, wherein said single-chip microcomputer (2) has the not enough pilot lamp (21) of expense, arrearage pilot lamp (22) and alarm reset button (23), described power circuit (1) also with above-mentioned speech chip (3), power amplifier (5) electricity in parallel connects, above-mentioned power light (11), the not enough pilot lamp (21) of expense, arrearage pilot lamp (22) and alarm reset button (23) are installed on the insulation crust (7).