CN208061432U - The parking stall suggestion device of shared electric vehicle - Google Patents

Abstract

The utility model discloses the parking stall suggestion devices of shared electric vehicle, including signal receiving circuit, triode amplifies regulator circuit, information radiating circuit and acousto-optic cue circuit, signal receiving circuit, which receives, shares the position signal that the parking stall base station of electric vehicle is sent out, voltage signal output is converted into after decoded, signal after being filtered to RC using triode VT1 is amplified, again by resistance R4, triode VT2 and zener diode DZ1 composition triode regulator circuits export signal voltage amplitude stability, improve the stability of information radiating circuit and acousto-optic cue circuit control signal, keep the parking stall suggestion device of shared electric vehicle accurate, reliably obtain location information.

Description

The parking stall suggestion device of shared electric vehicle

Technical field

The utility model relates to parking stall prompt field, more particularly to the parking stall suggestion device of shared electric vehicle.

Background technology

Currently, user usually relies on smart mobile phone APP softwares when using shared electric vehicle carrys out the specified of finding nearby Parking stall, when user nearby has shared electric vehicle parking stall, parking stall base station, which can emit position signal, to be given to user and carries Show, but in actual use, sharing electric vehicle, usually position signal receives caused by external environmental interference in the process of moving It is unstable, location information can not be accurately obtained, is brought some inconvenience to user's parking.

So the utility model provides a kind of new scheme to solve the problems, such as this.

Utility model content

For the above situation, to overcome the defect of the prior art, the utility model to be designed to provide shared electronic vapour The parking stall suggestion device of vehicle, have be skillfully constructed, the characteristic of human oriented design, shared electric vehicle position can be effectively improved Stability in confidence receive process, and make reliably and efficiently prompt message to user.

Its technical solution solved is to share the parking stall suggestion device of electric vehicle, including signal receiving circuit, three poles Pipe amplifies regulator circuit, information radiating circuit and acousto-optic cue circuit, and the signal receiving circuit, which receives, shares electric vehicle The position signal that parking stall base station is sent out is converted into voltage signal output, described three is sent into after RC is filtered after decoded Pole pipe amplifies regulator circuit, after triode VT1 amplifications and the processing of triode regulator circuit stabilization, is controlled respectively as drive signal Described information radiating circuit processed and acousto-optic hint circuit work；

The signal receiving circuit includes the decoder P1 of model PT2262, and the output signal of decoder P1 is through resistance R1 Flow into the input terminal that triode amplifies regulator circuit after being filtered with the RC of capacitance C1 composition, the power supply termination of decoder P1+ 5V power supplys, the ground terminal ground connection of decoder P1.

Preferably, the triode amplification regulator circuit includes triode VT1, and the base stage of triode VT1 receives RC filtering Treated signal, the collector of triode VT1 are connect with one end of resistance R2, R3, another termination+5V power supplys of resistance R2, The emitter of triode VT1 is grounded, and resistance R4, triode VT2 and zener diode DZ1 form triode regulator circuit, resistance The other end of R3 is connect with the collector of one end of resistance R4 and triode VT2, the base of the other end and triode VT2 of resistance R4 Pole is connected with the cathode of zener diode DZ1, the plus earth of zener diode DZ1, and emitter and the information of triode VT2 are sent out Transmit-receive radio road is connected with the control terminal of acousto-optic cue circuit.

Compared with prior art, the beneficial effects of the utility model are as follows：

1. signal receiving circuit, which receives, shares the position signal that the parking stall base station of electric vehicle is sent out, converted after decoded It is exported for voltage signal, triode amplification regulator circuit is sent into after RC is filtered, signal is amplified and is stablized, three poles Pipe amplification regulator circuit treated signal controls the metal-oxide-semiconductor Q1 and acousto-optic hint of information radiating circuit as signal is controlled respectively The on and off of the triode VT3 of circuit, when user nearby has shared electric vehicle parking stall, metal-oxide-semiconductor Q1 and triode VT3 is connected, and location information is sent on user's smart mobile phone by transmitter E1 in information radiating circuit, while acousto-optic hint circuit Middle parking stall warning light LED and loudspeaker LS send out acousto-optic hint signal, and user is notified nearby to have shared electric vehicle parking stall, have There are prodigious Development volue and practical value.

2. leading to not accurately obtain position in order to avoid the weak output signals because of decoder P1 and with unstability Information, the signal after being filtered to RC using triode VT1 are amplified, then by resistance R4, triode VT2 and two pole of voltage stabilizing Pipe DZ1 composition triode regulator circuits export signal voltage amplitude stability, improve information radiating circuit and acousto-optic cue circuit The stability for controlling signal allows the parking stall suggestion device of shared electric vehicle accurately and reliably to obtain location information.

Description of the drawings

Fig. 1 is the circuit module figure for the parking stall suggestion device that the utility model shares electric vehicle.

Fig. 2 is the circuit diagram for the parking stall suggestion device that the utility model shares electric vehicle.

Specific implementation mode

Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached Fig. 2 is in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is to say Bright book attached drawing is reference.

Embodiment one shares the parking stall suggestion device of electric vehicle, including signal receiving circuit, triode amplify voltage stabilizing Circuit, information radiating circuit and acousto-optic cue circuit, the signal receiving circuit receive the parking stall base station for sharing electric vehicle The position signal sent out is converted into voltage signal output after decoded, it is steady that the triode amplification is sent into after RC is filtered Volt circuit controls information transmitting as drive signal respectively after triode VT1 amplifications and the processing of triode regulator circuit stabilization The on and off of the metal-oxide-semiconductor Q1 of circuit and the triode VT3 of acousto-optic cue circuit, when user nearby has shared electric vehicle When parking stall, metal-oxide-semiconductor Q1 and triode VT3 are connected, and location information is sent to user's intelligence by transmitter E1 in information radiating circuit On energy mobile phone, while parking stall warning light LED and loudspeaker LS send out acousto-optic hint signal in acousto-optic hint circuit, notify that user is attached Closely there is shared electric vehicle parking stall；

The signal receiving circuit selects the decoder P1 of model PT2262 to receive the parking stall hair for sharing electric vehicle The position signal gone out is converted into voltage signal output after decoded, the output signal of decoder P1 is through resistance R1 and capacitance C1 groups At RC be filtered after flow into triode amplify regulator circuit input terminal, the power supply termination+5V power supplys of decoder P1, decoding The ground terminal of device P1 is grounded.

Embodiment two, on the basis of embodiment one, in the interference for having external environment, the output voltage of decoder P1 is believed It is number faint and there is unstability, the signal after RC is filtered is received using the base stage of triode VT1, is put through triode VT1 It is defeated to signal voltage amplitude stability that triode regulator circuit is formed by resistance R4, triode VT2 and zener diode DZ1 again after big Go out, improve the stability of information radiating circuit and acousto-optic cue circuit control signal, makes the parking stall prompt of shared electric vehicle Device can accurately and reliably obtain location information, and the wherein collector of triode VT1 is connect with one end of resistance R2, R3, electricity Hinder another termination+5V power supplys of R2, the emitter ground connection of triode VT1, the other end of resistance R3 and one end and three of resistance R4 The collector of pole pipe VT2 connects, and the other end of resistance R4 is connect with the cathode of the base stage of triode VT2 and zener diode DZ1, The plus earth of zener diode DZ1, the control terminal of the emitter and information radiating circuit and acousto-optic cue circuit of triode VT2 Connection.

Embodiment three, on the basis of embodiment two, the grid of metal-oxide-semiconductor Q1 passes through resistance R5 in described information radiating circuit The signal for receiving triode VT2 outputs, when user nearby has shared electric vehicle parking stall, metal-oxide-semiconductor Q1 conductings, transmitter E1 Location information is sent on user's smart mobile phone, user can find the shared accurate position in electric vehicle parking stall according to location information It sets, the wherein drain electrode of metal-oxide-semiconductor Q1 is connect with+12V power supplys, and the source electrode of metal-oxide-semiconductor Q1 is connect with transmitter E1.

Example IV, on the basis of embodiment three, the base stage of triode VT3 passes through resistance in the acousto-optic hint circuit R6 receives the signal of triode VT2 outputs, when user nearby has shared electric vehicle parking stall, triode VT3 conductings, and relay Device K1 coils obtain it is electric make its normally opened contact be closed, parking stall warning light LED and loudspeaker LS send out acousto-optic hint signal, notify user Nearby there are shared electric vehicle parking stall, the wherein collector of triode VT3 to be connect with one end of relay K1 coils, triode The emitter of VT3 is grounded, and the other end of relay K1 coils is connect with one end of resistance R7, the other end and resistance R8 of resistance R7 One end connect with+12V power supplys, the other end of resistance R8 is connect with one end of relay K1 normally opened contacts, and relay K1 is normally opened The other end of contact is connect with one end of resistance R9, R10, and the other end of resistance R9 is connect with the anode of parking stall warning light LED, The cathode of parking stall warning light LED is grounded, and the other end of resistance R10 is connect with the anode of loudspeaker LS, the cathode ground connection of loudspeaker LS.

When the utility model is specifically used, the parking stall suggestion device of electric vehicle, including signal receiving circuit, three are shared Pole pipe amplifies regulator circuit, information radiating circuit and acousto-optic cue circuit, and PT2262 decoders P1, which is received, shares electric vehicle The position signal that parking stall base station is sent out is converted into voltage signal output, in the interference for having external environment, decoding after decoded The output voltage signal of device P1 is faint and has unstability, and the letter after RC is filtered is received using the base stage of triode VT1 Number, triode regulator circuit is formed to letter by resistance R4, triode VT2 and zener diode DZ1 again after triode VT1 amplifications Number voltage magnitude stablizes output, stablizes, the triode of accurately the metal-oxide-semiconductor Q1 and acousto-optic cue circuit of control information radiating circuit The on and off of VT3, when user nearby has shared electric vehicle parking stall, metal-oxide-semiconductor Q1 and triode VT3 conductings, information Location information is sent on user's smart mobile phone by transmitter E1 in radiating circuit, while parking stall prompts in acousto-optic hint circuit Lamp LED and loudspeaker LS send out acousto-optic hint signal, and user is notified nearby to have shared electric vehicle parking stall.

The above is to combine specific implementation mode further detailed description of the utility model, and it cannot be said that originally Utility model specific implementation is limited only to this；For belonging to the utility model and for those skilled in the technology concerned, Under the premise of technical solutions of the utility model thinking, made by expand and operating method, data replacement, should all fall Within scope of protection of the utility model.

Claims (4)

1. the parking stall suggestion device of shared electric vehicle, including signal receiving circuit, triode amplification regulator circuit, information hair Transmit-receive radio road and acousto-optic cue circuit, which is characterized in that the signal receiving circuit receives the parking stall base station for sharing electric vehicle The position signal sent out is converted into voltage signal output after decoded, it is steady that the triode amplification is sent into after RC is filtered Volt circuit controls described information respectively after triode VT1 amplifications and the processing of triode regulator circuit stabilization as drive signal Radiating circuit and acousto-optic hint circuit work；

The signal receiving circuit includes the decoder P1 of model PT2262, and the output signal of decoder P1 is through resistance R1 and electricity Hold the input terminal that triode amplification regulator circuit is flowed into after the RC that C1 is formed is filtered, the power supply termination+5V electricity of decoder P1 Source, the ground terminal ground connection of decoder P1.

2. the parking stall suggestion device of shared electric vehicle as described in claim 1, which is characterized in that the triode amplification is steady Volt circuit includes triode VT1, and the base stage of triode VT1 receives the signal after RC is filtered, the collector of triode VT1 with One end of resistance R2, R3 connect, another termination+5V power supplys of resistance R2, the emitter ground connection of triode VT1, resistance R4, three poles Pipe VT2 and zener diode DZ1 forms triode regulator circuit, the other end of resistance R3 and one end of resistance R4 and triode The collector of VT2 connects, and the other end of resistance R4 is connect with the cathode of the base stage of triode VT2 and zener diode DZ1, voltage stabilizing The plus earth of diode DZ1, emitter and the control terminal of information radiating circuit and acousto-optic cue circuit of triode VT2 connect It connects.

3. the parking stall suggestion device of shared electric vehicle as claimed in claim 2, which is characterized in that described information radiating circuit Including metal-oxide-semiconductor Q1, the grid of metal-oxide-semiconductor Q1 receives the signal of triode VT2 outputs by resistance R5, the drain electrode of metal-oxide-semiconductor Q1 with+ 12V power supplys connect, and the source electrode of metal-oxide-semiconductor Q1 is connect with transmitter E1.

4. the parking stall suggestion device of shared electric vehicle as claimed in claim 3, which is characterized in that the acousto-optic hint circuit Including triode VT3, the base stage of triode VT3 receives the signal of triode VT2 outputs, the collection of triode VT3 by resistance R6 Electrode is connect with one end of relay K1 coils, the emitter ground connection of triode VT3, the other end and resistance of relay K1 coils One end of R7 connects, and the other end of resistance R7 and one end of resistance R8 are connect with+12V power supplys, the other end and relay of resistance R8 One end of device K1 normally opened contacts connects, and the other end of relay K1 normally opened contacts is connect with one end of resistance R9, R10, resistance R9 The anode of the other end and parking stall warning light LED connect, the cathode of parking stall warning light LED is grounded, the other end of resistance R10 It is connect with the anode of loudspeaker LS, the cathode ground connection of loudspeaker LS.