CN2274077Y - Voice-sound controlling device for fire engine - Google Patents

Abstract

The utility model relates to a speech controlling device for a fire engine. A speech recognition integrated circuit composed of a CPU, an A/D conversion circuit, an ROM, a speech magnifying circuit, a speech compressing circuit and a speech filtering circuit inputs a speech to the speech controlling device for a fire engine through a microphone and an input keyboard, the speech controlling device for a fire engine is used for pre-storing speech samples and recognizing speeches and obtains a unique controlling signal through a latch circuit and a decoding circuit, and then a driving circuit composed of a socket, a trigger and a relay and an actuating mechanism connected with the driving circuit complete the prearranged action. The speech controlling device for a fire engine can remotely control and automatically cause the fire engine to complete the actions of marching, turning, lifting an aerial ladder, turning the aerial ladder, turning on and off a lamp, causing a fire nozzle to spray or stop spraying, etc.

Description

The phonetic controller of fire truck

The utility model relate to a kind of have can store the speech sound signal of many different holding functions in advance, and use it for the device of control fire truck action, and relate more specifically to a kind of phonetic controller of fire truck.

Be used for the mode of control action in the prior art, no matter be wireless remote control, or infra-red remote control, be the method that adopts " by key control " mostly.Be people when carrying out control operation, be the action of controlling according to required mostly, by next predetermined " button ", instruct the purpose of finishing predetermined actions and realizing control thereby send a private code.This actuation of keys from the human thinking to the staff, often because of brain, hand reflection error very easily take place the mistake keypad may, in time having influence on the reliability of work because of the variation of the contact condition on key contacts top layer or electric conductivity, thus the causative action error.

The purpose of this utility model, be be to design a kind of can be directly with language voice control fire truck finish advance and move backward, stop, turn left and turn right, turn on light and turn off the light, toot number, the device of actions such as aerial ladder lifting, aerial ladder turn to, hydraulic giant injection, to overcome the existing defective of prior art.Another purpose of the present utility model is to be the further purpose of realization remote control of designed device.

The utility model is realized by following design: matched by microphone and input keyboard earlier, with specific voice amplify, shaping is handled, then it is sent into the unnecessary high and low sound composition of bandpass filter excision, again through overcompression with carry out A/D and be converted into binary information, and under the management of CPU, deposit in the corresponding speech samples of the SRAM district, different speech samples is deposited in different SRAM districts.From then on the speech recognition integrated circuit just enters status recognition, as long as there is sound to enter microphone, it with the sound that enters amplify, shaping, filtering, compression, A/D conversion and under the management of CPU with SRAM in sample contrast one by one, when its discovery is identical with some samples, the speech recognition integrated circuit is just sent the area code in this district, and can obtain data from the speech recognition ic output, after decoding is handled, just can drive corresponding device thereof, equipment, and finish certain predetermined actions.

Effect of the present utility model is tangible, after using device described in the utility model, just can directly explain the title of the execution of wanting, and need not to do other any operation by keystroke button or use hand again, can make fire truck finish the effect of some predetermined action with voice.The design also can go to finish that some is specific for other vehicle, for example under the mal-condition, or driving under the precarious position and operation; Equally, also can be designed for the people that operates machine, all can obtain expected effect of the present utility model.Simultaneously because the utility model is to adopt with special sound (specific sound that promptly refers to specific people) the sample contrast recognition method that prestores to realize controlling, the special sound that prestores other voice in addition are invalid to device, therefore device described in the utility model has stronger privacy functions, can reach the effect that prevents that other people from usurping.Again because of the utility model directly adopts voice control, just can avoid pushing the wrong the possibility that key button causes error fully because of brain, hand are inharmonious.

Below in conjunction with accompanying drawing embodiment of the present utility model is described, thereby make CONSTRUCTED SPECIFICATION of the present utility model, characteristics, purpose and advantage clearer and more definite.

Accompanying drawing 1 is the language accumulating structure circuit diagram of the utility model embodiment.

Accompanying drawing 2 is driving circuit figure of present embodiment.

Accompanying drawing 3 is driving circuit figure of present embodiment interlock.

Among the figure: 1-microphone 2-resistance 3-electric capacity 4-speech recognition integrated circuit 5-input keyboard 6-decoding scheme 7-socket 8-diode 9-trigger 10-resistance 11-triode 12-relay 13-motor.

The structure of the utility model embodiment now is described in conjunction with the accompanying drawings:

As shown in Figure 1, the phonetic controller of the described a kind of fire truck of present embodiment, mainly be to adopt one to comprise by CPU, A/D conversion, ROM, and the TS6410 speech recognition integrated circuit 4 formed such as the amplification of voice, compression, filtering circuit, MIC IN end points at it joins with microphone 1 and resistance 2 respectively by electric capacity 3, the other end of microphone 1 is ground connection then, and the other end of resistance 2 then connects positive source.Input keyboard 5 is the keyboard that one three row, four lines network connect, S1, S2, S3 and the K1 of the input of row, column signal, delivery outlet and speech recognition integrated circuit 4, K2, K3, K4 end points join, keyboard has 12 buttons, wherein ten keys are 0 to 9 10 numeric keys, set up key TRN for speech samples for one, another is speech samples cancel key CLR.D0, D1 to the D7 exit point of speech recognition integrated circuit 4 links to each other with topworks with driving circuit described in the utility model by the latch cicuit 74LS373 in the prior art and by behind a 74LS42 and the decoding scheme that four CD4514 integrated packages are formed, thereby constitute device described in the utility model, and control the corresponding topworks that links to each other with it and finish predetermined actions, for example set requirement in the present embodiment and finish following various actions: advance, move backward, stop; Turn left, turn right, keep straight on; Rising, decline, lifting stop; Turn left, turn right, aerial ladder stops; Turn on light, turn off the light; Spray water, cut off the water etc.

When using the utility model, at first set up speech samples, promptly, set up key TRN by the voice sample again, and set up speech samples to this field area earlier pressing next numeral in 01 to 40 scope on the input keyboard 5 by the specific voice of specific human.For example: on input keyboard 5, press " 01 ", and press speech samples and set up specific people behind the key TRN and can send the voice that the speech samples that needs to set up " advances " to microphone 1, the unnecessary high and low sound composition of bandpass filter excision is handled, sent into then to these voice through amplification, shaping, again through overcompression with carry out A/D and be converted into binary information, and under the management of CPU, deposit in the corresponding speech samples of the SRAM district.By that analogy, set up " reversing " speech samples in the present embodiment in " 02 " field area, " 03 " district is " STOP ", " 04 " is " left-hand rotation ", " 05 " is " right-hand rotation ", and " 06 " is " craspedodrome ", and " 07 " is " rising ", " 08 " is " decline ", " 09 " is " lifting stops ", and " 10 " are " turning left ", and " 11 " are " turning right ", " 12 " are " aerial ladder stops ", " 13 " are " turning on light ", and " 14 " are " turning off the light ", and " 15 " are " water spray ", " 16 " are specific voice such as " cutting off the water ", and different speech samples is stored in different SRAM districts.If the special sound sample that input is prestored is dissatisfied, after then can eliminating by voice sample cancel key CLR separately input prestore.The speech samples district is in case after setting up, from then on speech recognition integrated circuit 4 just enters status recognition automatically, as long as there is sound to enter microphone 1 again, the sound that enters will be carried out amplification, shaping, filtering, compression, A/D conversion and under the management of CPU with SRAM in sample contrast one by one, when discovery is identical with some samples, speech recognition integrated circuit 4 is just sent the area code in this district, and can take out the identifier word segment number that latchs from Q0, Q1 to the Q7 end of latch cicuit 74LS373; The tens of speech recognition integrated circuit 4 output terminal D4 to D7 output is deciphered by 74LS42, output terminal D0 to D3 exports the units in four groups, decipher respectively by four CD4514, thereby obtain a unique control signal, and realize reaching the purpose that automatic control corresponding device thereof, equipment are finished certain predetermined action.As a kind of conversion example, can adopt the general microphone in the alternative present embodiment of frequency modulation wireless microphone, and correspondingly increase a fremodyne, then described device can reach the actual effect of remote control.

The described driving circuit of present embodiment comprises by socket, one or more trigger and with the relay of trigger equivalent and being constituted, the end points of described socket joins with the output terminal of decoding scheme is corresponding one by one, and behind a diode, join with the S or the R end points of corresponding trigger, the Q end points of trigger then links to each other with the base stage of triode behind resistance, the grounded emitter of triode, the collector of triode is connected with relay, and the described relay pairing topworks of decoding scheme output terminal that then links to each other with this trigger S end points is connected.

In order to guarantee mutual restriction between two reciprocal actions, their driving circuit can be as shown in Figure 2, comprise a commercially available CD4013 trigger 9, each links to each other its S and R end points by two corresponding in SIP40 socket 7 and the decoding scheme 6 output terminals respectively through a diode 8, the Q end points of trigger 9 then links to each other with the base stage of triode 11 by a resistance 10, the grounded emitter of triode 11, the collector of triode 11 links to each other with positive source by relay 12.For example, " water spray " is two reciprocal actions with " cutting off the water " in this enforcement, can by shown in the accompanying drawing 2 with the S of trigger 9 end with prestore " water spray " special sound accordingly " 15 " field number end points be connected, the R end points of trigger 9 then with prestore " cutting off the water " special sound accordingly " 16 " field number end points be connected.When calling out " water spray " voice, the S end points of trigger 9 obtains a high level signal, this moment, its Q end points was then exported a high level, and can make relay 12 work perseveringly, promptly connected circuit is realized hydraulic giant " water spray " by motor 13 runnings purpose.Otherwise when calling out " cutting off the water " voice, the R end points of trigger 9 obtains a high level signal, this moment, its Q end points was exported a low level then perseveringly, relay 12 is forced to quit work and touches circuit is disconnected, motor 13 stalls, and the purpose that hydraulic giant stops to spray water has also just reached naturally." turning on light " in the present embodiment and " turning off the light " also are one group of reciprocal actions same as described above, and available identical driving circuit is realized its action purpose.

For three relevant actions can be cooperated in harmony, for example " rising " of fire truck aerial ladder, " decline " and " lifting stops " are to be mutually related three to move, but can only exist a kind ofly between the three, can not have the action more than two kinds simultaneously.This moment, driving circuit can be by connecting shown in the accompanying drawing 3, it is each action of " moving ", no matter prestore special sound signal end " 07 " or " 08 " that are " rising " or " decline " (" advancing " or " reversing ", " left-hand rotation " or " right-hand rotation ", " turning left " or " turning right " are roughly the same) join with the S end points of trigger 9a or 9b respectively accordingly, trigger 9b that simultaneously opposite with it an again action voice signal takies or the R end points of 9a join; And that action of " static ", i.e. the special sound signal end " 09 " that prestores of " lifting stops " (" STOP ", " craspedodrome ", " aerial ladder stops " are roughly the same) then links to each other with the R end points of trigger 9a and 9b simultaneously.When calling out " rising ", then the R end points of the S end points of trigger 9a and trigger 9b will obtain high level signal simultaneously, this moment, then the Q end points of trigger 9a was exported high level and relay 12a work, the Q end points output low level of trigger 9b and relay 12b does not work, promptly go up circuit UNICOM this moment, descend circuit obstructed, motor 13 is just changeing, and aerial ladder is realized the action of " rising "; Otherwise when calling out " declines ", the circuit turn-on direction is opposite, and following circuit UNICOM, to go up circuit obstructed, motor 13 counter-rotatings, the action of aerial ladder realization " decline "; When calling out " lifting stops ", the R end points of trigger 9a and 9b obtains high level signal simultaneously, and their Q end points is output low level and relay 12a and 12b can not be worked then, and promptly aerial ladder stops to rise or falls and slack.Other action fully therewith roughly the same.

Claims (2)

1. the phonetic controller of a fire truck, comprise by microphone, the speech recognition integrated circuit, input keyboard, latch cicuit, decoding scheme, driving circuit and topworks are formed, it is characterized in that: described speech recognition integrated circuit comprises by CPU, the A/D conversion, ROM, and the amplification of voice, compression, filtering circuit is formed, described microphone then is connected to the microphone interface MIC IN end points place of speech recognition integrated circuit, described input keyboard by the vertical-horizontal network circuit respectively with the S1 of speech recognition integrated circuit, S2, S3 and K1, K2, K3, the K4 end points joins, keyboard has 12 buttons, wherein ten is numerical key, set up key for speech samples for one, another is the speech samples cancel key, the signal of D0 to the D7 exit point of speech recognition integrated circuit output obtains a unique control signal after by latch cicuit and decoding scheme, and is used for making corresponding driving circuit and the topworks that links to each other with it to finish the action of being scheduled to required control.

2. press the phonetic controller of the described fire truck of claim 1, it is characterized in that: described driving circuit comprises by socket, one or more triggers, and constitute with the relay of trigger equivalent, the end points of described socket joins with the output terminal of decoding scheme is corresponding one by one, and behind a diode, join with the S or the R end points of corresponding trigger, the Q end points of trigger then links to each other with the base stage of triode behind resistance, the grounded emitter of triode, the collector of triode is connected with relay, and the described relay pairing topworks of decoding scheme output terminal that then links to each other with this trigger S end points is connected.

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