CN204423742U - Driving school's training reversing lance suggestion device - Google Patents
Driving school's training reversing lance suggestion device Download PDFInfo
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- CN204423742U CN204423742U CN201520119612.2U CN201520119612U CN204423742U CN 204423742 U CN204423742 U CN 204423742U CN 201520119612 U CN201520119612 U CN 201520119612U CN 204423742 U CN204423742 U CN 204423742U
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Abstract
Driving school's training reversing lance suggestion device, be made up of detection agency and receiving mechanism, detection agency is by plastic casing, static line, power supply, probe, time circuit and wireless transmitting unit composition, static line has two, two static lines are arranged on the outer back end of plastic casing from top to bottom respectively, power supply, probe, time circuit and wireless transmitting unit are arranged on plastic casing inside, power supply, probe, connected by wire between time circuit, receiving mechanism is by plastic casing, power supply, mu balanced circuit, radio receiving unit and warning circuit composition, power supply, mu balanced circuit, radio receiving unit and warning circuit are arranged on plastic casing inside, power supply, mu balanced circuit, radio receiving unit, connected by wire between warning circuit negative pole.The utility model is when driving school student reversing bumps against bar, and the alarm song sent by loudspeaker, the light that pilot lamp sends reminds student and coach together, and automotive wheel driving trace mistake, rear portion bumps against a bar.
Description
Technical field
The utility model relates to driving school's training equipment, especially it is a kind of when student's exercise drives a car reversing, due to automotive wheel driving trace mistake, when automobile rear has just bumped against the stake bar of two ends, left and right, track overhung, the warning circuit loudspeaker being positioned at pilothouse inner receiver structure can send chimes of doom in the very first time, the student in pilothouse and coach is pointed out together with the warning circuit warning lamp of luminescence, automotive wheel driving trace mistake, rear portion bumps against a bar, thus reminds student to revise driving school's training reversing lance suggestion device of wheel trajectories in time.
Background technology
At present, known driving school training student move backward technology time, two ends, left and right, track overhung stake bar in training site is adopted to move backward the prompt facility used as student, when student's reversing is due to automotive wheel driving trace mistake, when automobile rear bumps against bar, all visual by the student in pilothouse and coach, thus find automotive wheel driving trace mistake, owing to being by visual, sound and light alarm is not had to point out, sometimes because human factor can not Timeliness coverage when automobile rear bumps against bar, the training effect so just do not reached.
Utility model content
In order to overcome existing driving school training student move backward technology time, all adopt two ends, left and right, track overhung stake bar in training site to move backward the prompt facility used as student, when student's reversing is due to automotive wheel driving trace mistake, when automobile rear bumps against bar, visual by the student in pilothouse and coach, thus find automotive wheel driving trace mistake, owing to being by visual, sound and light alarm is not had to point out, sometimes because human factor can not Timeliness coverage when automobile rear bumps against bar, the training effect drawback do not reached, the utility model provides a kind of when student's exercise drives a car reversing, due to automotive wheel driving trace mistake, when automobile rear has just bumped against the stake bar of two ends, left and right, track overhung, the warning circuit loudspeaker being positioned at pilothouse inner receiver structure can send chimes of doom in the very first time, the student in pilothouse and coach is pointed out together with the warning circuit warning lamp of luminescence, automotive wheel driving trace mistake, rear portion bumps against a bar, thus remind student to revise driving school's training reversing lance suggestion device of wheel trajectories in time.
The utility model solves the technical scheme that its technical matters adopts:
Driving school's training reversing lance suggestion device, it is characterized in that being made up of detection agency and receiving mechanism, detection agency is by plastic casing, static line, power supply, probe, time circuit and wireless transmitting unit composition, on the front end of plastic casing, left part has a perforate, static line has two, two static lines are arranged on the outer back end of plastic casing from top to bottom respectively, power supply, probe, time circuit and wireless transmitting unit are arranged on plastic casing inside, positive source output terminal is connected by wire with probe one end, the probe other end is connected by wire with time circuit cathode power supply input end, time circuit signal is exported two ends and is connected by wire with wireless transmitting unit control end, power cathode output terminal is connected by wire with time circuit negative power supply input end, receiving mechanism is by plastic casing, power supply, mu balanced circuit, radio receiving unit and warning circuit composition, on the front end of plastic casing, left part has a little perforate, the perforate that one little is had in the middle part of on the front end of plastic casing, a large perforate is had at the front end right part of plastic casing, the perforate front end that plastic casing right part is large is provided with a metal net mask, power supply, mu balanced circuit, radio receiving unit and warning circuit are arranged on plastic casing inside, positive source output terminal is connected by wire with mu balanced circuit cathode power supply input end, power cathode output terminal and mu balanced circuit negative power supply input end, radio receiving unit negative power supply input end, warning circuit negative power supply input end is connected by wire, mu balanced circuit cathode power supply output terminal and radio receiving unit cathode power supply input end, warning circuit cathode power supply input end is connected by wire, the wireless signal that the wireless transmitting unit signal output part of detection agency is launched acts on the radio receiving unit signal receiving end of receiving mechanism.
The power supply of described detection agency is made up of 4 joint No.5 cells and a power switch, power switch one end is connected by wire with the cathode output end of 4 joint No.5 cells, when power supply is arranged in the plastic casing of detection agency, on the plastic casing front end that the operating grip of power switch is positioned at detection agency outside left part perforate, be beneficial to the plastic casing peripheral operation power switch from detection agency.
The probe of described detection agency is universal mercury cut-off, when universal mercury cut-off is arranged in the plastic casing of detection agency, when the plastic casing of detection agency is positioned at vertical direction, two normally opened contacts of universal mercury cut-off can not close, when the plastic casing of detection agency rocks, two normally opened contacts of universal mercury cut-off can close when the plastic casing of detection agency rocks.
The time circuit of described detection agency is by resistance, transwitch diode, electrochemical capacitor, time-base integrated circuit and relay composition, resistance has two, time-base integrated circuit model is NE555, first resistance one end and second resistance one end, transwitch diode cathode, 4 pin of time-base integrated circuit are connected by wire with 8 pin, first resistance other end and electrochemical capacitor negative pole, 1 pin of time-base integrated circuit, relay negative power supply input end is connected by wire, second resistance other end and electrochemical capacitor positive pole, transwitch diode cathode, 2 pin of time-base integrated circuit are connected by wire with 6 pin, 3 pin of time-base integrated circuit are connected by wire with relay cathode power supply input end.
The wireless transmitting unit of described detection agency is made up of radio transmitter and emission power, radio transmitter adopts ZYO300-A72 type radio transmitter finished product, emission power is the special 12V battery of micro radio radiating circuit, and emission power is exported two ends and is connected by wire with the power supply input two ends of radio transmitter respectively;
The power supply of described receiving mechanism is made up of accumulator and power switch, power switch one end is connected by wire with the cathode output end of accumulator, when power supply is arranged on the plastic casing inside of receiving mechanism, outside the perforate that on the plastic casing front end that the operating grip of power switch is positioned at receiving mechanism, left part is little, be beneficial to the plastic casing peripheral operation power switch from receiving mechanism.
Described receiving mechanism mu balanced circuit fixes output voltage stabilizer by three ends, ceramic disc capacitor forms, ceramic disc capacitor has two, it is 7805 that three ends fix output voltage stabilizer model, wherein a ceramic disc capacitor one end is connected by wire with 1 pin that three ends fix output voltage stabilizer, 3 pin that another ceramic disc capacitor one end and three ends fix output voltage stabilizer are connected by wire, and wherein ceramic disc capacitor other end and three ends fix 2 pin of output voltage stabilizer, another ceramic disc capacitor other end is connected by wire.
The radio receiving unit of described receiving mechanism is by wireless receiving circuit, resistance, NPN triode and relay composition, wireless receiving circuit is the wireless receiving circuit finished product used that matches with ZYO300-A72 type radio transmitter finished product, 5 pin of wireless receiving circuit are connected by wire with resistance one end, the resistance other end is connected by wire with NPN transistor base, NPN transistor collector is connected by wire with relay negative power supply input end, 3 pin of wireless receiving circuit and NPN transistor emitter, relay one normally opened contact terminals are connected by wire, 1 pin of wireless receiving circuit is connected by wire with relay cathode power supply input end.
The warning circuit of described receiving mechanism is by integrated alarm circuit, pilot lamp, PNP triode and loudspeaker composition, integrated alarm circuit model is LC170, 1 pin of integrated alarm circuit is connected by wire with pilot lamp one end, 3 pin of integrated alarm circuit and the pilot lamp other end, PNP triode emitter is connected by wire, 2 pin of integrated alarm circuit are connected by wire with PNP triode base stage, PNP triode collector is connected by wire with loudspeaker one end, when warning circuit is arranged in the plastic casing of receiving mechanism, the perforate at middle part on the plastic casing front end that the front end of pilot lamp is positioned at receiving mechanism, be beneficial to from the plastic casing of receiving mechanism, watch the luminous situation of pilot lamp, loudspeaker front end is positioned at the rear end of the plastic casing front end right part metal net mask of receiving mechanism, be beneficial to the sound that loudspeaker sends outwards spread out of from metal net mask.
The static line of detection agency by detection agency before the utility model uses, tie up in the middle part of the stake bar above driving school training site track left end or right-hand member, receiving mechanism is placed on cabin interior bridge.The utility model beneficial effect is: when reversing automobile does not bump against detection agency, the detection agency probe of detection agency plastic casing inside vertically, two normally opened contacts of probe can not close, when student's reversing bumps against bar, stake bar can rock, then, detection agency plastic casing shakes, and the detection agency being positioned at detection agency plastic casing inside two normally opened contacts of popping one's head in can close; When detection agency probe shake two normally opened contacts closed after, under the effect of detection agency time circuit, the radio transmitter of detection agency wireless transmitting unit can launch wireless closure signal; After the radio transmitter of detection agency wireless transmitting unit launches wireless closure signal, now, the wireless receiving circuit being positioned at the receiving mechanism radio receiving unit of pilothouse can receive wireless closure signal, then, the loudspeaker of receiving mechanism warning circuit can send loud alarm song, the student and coach that are positioned at pilothouse is pointed out together with the pilot lamp chimes of doom that luminescence and loudspeaker send simultaneously of receiving mechanism warning circuit, automotive wheel driving trace mistake, rear portion bumps against a bar, thus reminds student to revise wheel trajectories in time.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further.
Fig. 1 is the utility model structural representation.
Fig. 2 is the circuit diagram between the power supply of the power supply of the utility model detection agency, probe, time circuit, wireless transmitting unit and receiving mechanism, mu balanced circuit, radio receiving unit, warning circuit.
Fig. 1, in detection agency: 1 is plastic casing, and 2-1,2-2 are static lines, 3 is power supplys, and 4 is probes, and 5 is time circuits, and 6 is wireless transmitting unit, and 3-1 is the power switch of power supply 3.In receiving mechanism: 7 is plastic casings, 8 is power supplys, and 9 is mu balanced circuits, 10 is radio receiving units, and 11 is warning circuits, and 8-1 is the power switch of power supply 8,11-1 is the pilot lamp of warning circuit 11, and 11-2 is the metal net mask being positioned at right part large opening front end before plastic casing 7.
Fig. 2, G1 are four joint No.5 cells of detection agency power supply, and S1 is the power switch of detection agency power supply.XQ is detection agency probe, adopts the universal mercury cut-off of glass shell.In detection agency time circuit: R1, R2 are resistance, resistance R1 resistance is 1K, and resistance R2 resistance is 1M; VD is transwitch diode, and model is 1N4148; C1 is electrochemical capacitor, and specification is 2.2UF/16V; A1 is time-base integrated circuit, and model is NE555; K1 is relay, and model is JRC/21F/YG4100/DC5V.In detection agency wireless transmitting unit: A2 is radio transmitter, adopt ZYO300-A72 type radio transmitter finished product; G2 is emission power, adopts the special 12V battery of micro radio radiating circuit; SB is the closed transmitting keyswitch on ZYO300-A72 type radio transmitter finished product.G3 is the accumulator of receiving mechanism power supply, adopts 12V/4AH lead-acid accumulator; S2 is the power switch of receiving mechanism power supply.In receiving mechanism mu balanced circuit: A3 is that three ends fix output voltage stabilizer, and model is 7805; C2, C3 are ceramic disc capacitors, and ceramic disc capacitor C2 specification is 0.33UF, and ceramic disc capacitor C2 specification is 0.1UF.In receiving mechanism radio receiving unit: A4 is wireless receiving circuit, wireless receiving circuit A4 is the wireless receiving circuit finished product used that matches with ZYO300-A72 type radio transmitter finished product; R3 is resistance, and resistance is 1K; VT1 is NPN triode, and model is 9013; K2 is relay, and model is JRC/21F/YG4100/DC5V.In receiving mechanism warning circuit: A5 is integrated alarm circuit, model is LC170; H is pilot lamp, is common flashlight small electric bulb; VT2 is PNP triode, and model is 9012; B is loudspeaker, is impedance 8 Ω, the small-bore coil-moving speaker of power 0.25W.
Embodiment
Shown in Fig. 1, driving school's training reversing lance suggestion device, be made up of detection agency and receiving mechanism, detection agency is by plastic casing 1, static line 2-1, 2-2, power supply 3, probe 4, time circuit 5 and wireless transmitting unit 6 form, on the front end of plastic casing 1, left part has a perforate, static line 2-1, 2-2 has two, two static line 2-1, 2-2 is arranged on the outer back end of plastic casing 1 from top to bottom respectively, power supply 3, probe 4, it is inner that time circuit 5 and wireless transmitting unit 6 are arranged on plastic casing 1, power supply 3 cathode output end is connected by wire with probe 4 one end, 4 other ends of popping one's head in are connected by wire with time circuit 5 cathode power supply input end, time circuit 5 signal is exported two ends and is connected by wire with wireless transmitting unit 6 control end, power supply 3 cathode output end is connected by wire with time circuit 5 negative power supply input end, receiving mechanism is by plastic casing 7, power supply 8, mu balanced circuit 9, radio receiving unit 10 and warning circuit 11 form, on the front end of plastic casing 7, left part has a little perforate, the perforate that one little is had in the middle part of on the front end of plastic casing 7, a large perforate is had at the front end right part of plastic casing 7, the perforate front end that plastic casing 7 right part is large is provided with a metal net mask 11-2, power supply 8, mu balanced circuit 9, it is inner that radio receiving unit 10 and warning circuit 11 are arranged on plastic casing 7, power supply 8 cathode output end is connected by wire with mu balanced circuit 9 cathode power supply input end, power supply 8 cathode output end and mu balanced circuit 9 negative power supply input end, radio receiving unit 10 negative power supply input end, warning circuit 11 negative power supply input end is connected by wire, mu balanced circuit 9 cathode power supply output terminal and radio receiving unit 10 cathode power supply input end, warning circuit 11 cathode power supply input end is connected by wire, the wireless signal that wireless transmitting unit 6 signal output part of detection agency is launched acts on radio receiving unit 10 signal receiving end of receiving mechanism.3-1 is the power switch of detection agency power supply 3; 8-1 is the power switch of receiving mechanism power supply 8; 11-1 is the pilot lamp of receiving mechanism warning circuit 11.Detection agency static line 2-1,2-2 by detection agency before the utility model uses, tie up in the middle part of the stake bar above driving school training site track left end or right-hand member, receiving mechanism is placed on cabin interior bridge.During use, in detection agency: when reversing automobile does not bump against detection agency, the detection agency probe 4 of detection agency plastic casing 1 inside vertically, two normally opened contacts of probe 4 can not close, when student's reversing bumps against bar, stake bar can rock, then, detection agency plastic casing 1 shakes, and the detection agency being positioned at detection agency plastic casing 1 inside 4 two normally opened contacts of popping one's head in can close; When detection agency pop one's head in 4 two normally opened contacts closed after, the time circuit 5 of detection agency can obtain electric work, and then, the radio transmitter of detection agency wireless transmitting unit 6 can launch wireless closure signal.In receiving mechanism: after the 12V direct supply that the accumulator of receiving mechanism power supply 8 exports enters the mu balanced circuit 9 of receiving mechanism, the 5V direct supply of the mu balanced circuit 9 power output end meeting stable output of receiving mechanism, then, the radio receiving unit 10 of receiving mechanism, warning circuit 11 are in holding state, after the radio transmitter of detection agency wireless transmitting unit 6 launches wireless closure signal, the receiving mechanism radio receiving unit 10 being positioned at pilothouse can receive wireless closure signal, then, the loudspeaker of receiving mechanism warning circuit 11 can send loud alarm song, meanwhile, the pilot lamp 11-1 of receiving mechanism warning circuit 11 can be luminous, with the loudspeaker of receiving mechanism warning circuit 11, the chimes of doom sent points out the student and coach that are positioned at pilothouse together, automotive wheel driving trace mistake, rear portion bumps against a bar, thus remind student to revise wheel trajectories in time.
Shown in Fig. 2, in detection agency: the power supply being made up of detection agency 4 joints No.5 cell G1 and power switch S1, power switch S1 one end is connected by wire with the cathode output end of 4 joint No.5 cell G1, when power supply is arranged in the plastic casing of detection agency, on the plastic casing front end that the operating grip of power switch S1 is positioned at detection agency outside left part perforate, be beneficial to the plastic casing peripheral operation power switch S1 from detection agency, universal mercury cut-off XQ is the probe of detection agency, when universal mercury cut-off XQ is arranged in the plastic casing of detection agency, when the plastic casing of detection agency is positioned at vertical direction, two normally opened contacts of universal mercury cut-off XQ can not close, when the plastic casing of detection agency rocks, two normally opened contacts of universal mercury cut-off XQ can close when the plastic casing of detection agency rocks, by resistance R1, R2, transwitch diode VD, electrochemical capacitor C1, time-base integrated circuit A1 and relay K 1 form the time circuit of detection agency, resistance has two, time-base integrated circuit A1 model is NE555, first resistance R1 one end and second resistance R2 one end, transwitch diode VD negative pole, 4 pin of time-base integrated circuit A1 are connected by wire with 8 pin, first resistance R1 other end and electrochemical capacitor C1 negative pole, 1 pin of time-base integrated circuit A1, relay K 1 negative power supply input end is connected by wire, second resistance R2 other end and electrochemical capacitor C1 positive pole, transwitch diode VD positive pole, 2 pin of time-base integrated circuit A1 are connected by wire with 6 pin, 3 pin of time-base integrated circuit A1 are connected by wire with relay K 1 cathode power supply input end, the wireless transmitting unit of detection agency is made up of radio transmitter A2 and emission power G2, radio transmitter A2 adopts ZYO300-A72 type radio transmitter finished product, emission power G2 is the special 12V battery of micro radio radiating circuit, and emission power G2 is exported two ends and is connected by wire with the power supply input two ends of radio transmitter A2 respectively, SB is the closed transmitting keyswitch on ZYO300-A72 type radio transmitter finished product, positive source output end power switch S 1 other end and, universal mercury cut-off XQ one end is connected by wire, the universal mercury cut-off XQ other end and, 4 pin of time circuit cathode power supply input end first resistance R1 one end, second resistance R2 one end, transwitch diode VD negative pole, time-base integrated circuit A1 are connected by wire with 8 pin, time circuit signal export two ends relay K 1 two normally opened contact terminals and, the closed transmitting keyswitch SB two ends on wireless transmitting unit control end radio transmitter A2 are connected by wire, power cathode output terminal four saves negative pole and time circuit negative power supply input end first resistance R1 other end of No.5 cell G1, electrochemical capacitor C1 negative pole, 1 pin of time-base integrated circuit A1, relay K 1 negative power supply input end are connected by wire.In receiving mechanism: the power supply being made up of receiving mechanism accumulator G3 and power switch S2, power switch S2 one end is connected by wire with the cathode output end of accumulator G3, when power supply is arranged on the plastic casing inside of receiving mechanism, outside the perforate that on the plastic casing front end that the operating grip of power switch S2 is positioned at receiving mechanism, left part is little, be beneficial to the plastic casing peripheral operation power switch S2 from receiving mechanism, output voltage stabilizer A3 is fixed by three ends, ceramic disc capacitor C2, C3 form the mu balanced circuit of receiving mechanism, ceramic disc capacitor has two, it is 7805 that three ends fix output voltage stabilizer model, wherein a ceramic disc capacitor C2 one end is connected by wire with 1 pin that three ends fix output voltage stabilizer A3,3 pin that another ceramic disc capacitor C3 one end and three ends fix output voltage stabilizer A3 are connected by wire, and wherein ceramic disc capacitor C2 other end and three ends fix 2 pin of output voltage stabilizer A3, another ceramic disc capacitor C3 other end is connected by wire, by wireless receiving circuit A4, resistance R3, NPN triode VT1 and relay K 2 form the radio receiving unit of receiving mechanism, wireless receiving circuit A4 is the wireless receiving circuit finished product used that matches with ZYO300-A72 type radio transmitter finished product, 5 pin of wireless receiving circuit A4 are connected by wire with resistance R3 one end, the resistance R3 other end is connected by wire with NPN triode VT1 base stage, NPN triode VT1 collector is connected by wire with relay K 2 negative power supply input end, 3 pin of wireless receiving circuit A4 and NPN triode VT1 emitter, relay K 2 one normally opened contact terminals are connected by wire, 1 pin of wireless receiving circuit A4 is connected by wire with relay K 2 cathode power supply input end, by integrated alarm circuit A5, pilot lamp H, PNP triode VT2 and loudspeaker B forms the warning circuit of receiving mechanism, integrated alarm circuit model is LC170, 1 pin of integrated alarm circuit A5 is connected by wire with pilot lamp H one end, 3 pin of integrated alarm circuit A5 and the pilot lamp H other end, PNP triode VT2 emitter is connected by wire, 2 pin of integrated alarm circuit A5 are connected by wire with PNP triode VT2 base stage, PNP triode VT2 collector is connected by wire with loudspeaker B one end, when warning circuit is arranged in the plastic casing of receiving mechanism, the perforate at middle part on the plastic casing front end that the front end of pilot lamp H is positioned at receiving mechanism, be beneficial to from the plastic casing of receiving mechanism, watch the luminous situation of pilot lamp H, loudspeaker B front end is positioned at the rear end of the plastic casing front end right part metal net mask of receiving mechanism, be beneficial to the sound that loudspeaker B sends outwards spread out of from metal net mask, positive source output end power switch S 2 other end and, mu balanced circuit cathode power supply input end 1 pin that wherein ceramic disc capacitor C2 one end, three ends fix output voltage stabilizer A3 is connected by wire, power cathode output terminal accumulator G3 negative pole and, wherein ceramic disc capacitor C2 other end, three ends fix 2 pin of output voltage stabilizer A3 to mu balanced circuit negative power supply input end, another ceramic disc capacitor C3 other end connected by wire, power cathode output terminal accumulator G3 negative pole and, 3 pin of radio receiving unit negative power supply input end wireless receiving circuit A4, NPN triode VT1 emitter, relay K 2 one normally opened contact terminals are connected by wire, power cathode output terminal accumulator G3 negative pole and, the warning circuit negative power supply input end loudspeaker B other end is connected by wire, mu balanced circuit cathode power supply output terminal three end fix output voltage stabilizer A3 3 pin and, 1 pin, the relay K 2 cathode power supply input end of radio receiving unit cathode power supply input end wireless receiving circuit A4 are connected by wire, mu balanced circuit cathode power supply output terminal three end fix output voltage stabilizer A3 3 pin and, 3 pin of warning circuit cathode power supply input end integrated alarm circuit A5, the pilot lamp H other end, PNP triode VT2 emitter are connected by wire.The wireless signal that the wireless transmitting unit signal output part radio transmitter A2 of detection agency launches, acts on the radio receiving unit signal receiving end wireless receiving circuit A4 of receiving mechanism.
The principle of the power supply of the power supply of the utility model detection agency, probe, time circuit, wireless transmitting unit and receiving mechanism, mu balanced circuit, radio receiving unit, warning circuit, function are described further by this section of composition graphs 2.In Fig. 2 detection agency: after the power switch S1 of power supply opens, when reversing automobile bumps against bar, stake bar can rock, then, universal mercury cut-off XQ shakes, and inner two normally opened contacts of universal mercury cut-off XQ can close when universal mercury cut-off XQ rocks, when universal mercury cut-off XQ shake inner two normally opened contacts closed after, the 6V DC power anode that four joint No.5 cell G1 export can entry time circuit, and time circuit obtains electric work, when time circuit obtains electric work, the 6V direct supply that four joint No.5 cell G1 export can charge to electrochemical capacitor C1 through resistance R2, when just starting, 2nd pin of time-base integrated circuit A1 is electronegative potential, time-base integrated circuit A1 set makes its 3rd pin export noble potential, the noble potential exported enters relay K 1 cathode power supply input end, so, relay K 1 obtains two normally opened contact end of electric adhesive and closes, after about 3 seconds, when on electrochemical capacitor C1, terminal potential (i.e. time-base integrated circuit A1 the 6th pin current potential) rises to 2/3rds of power supply, time-base integrated circuit A1 is reset, its the 3rd pin exports electronegative potential, so, relay K 1 dead electricity disconnects, due to, time circuit signal export two ends relay K 1 two normally opened contact terminals and, closed transmitting keyswitch SB two ends on wireless transmitting unit control end radio transmitter A2 are connected by wire, so, the relay K 1 of time circuit obtains in 3 closed seconds of two normally opened contact end of electric adhesive, and the radio transmitter A2 of wireless transmitting unit can send the wireless closure signal of injection.In Fig. 2 receiving mechanism: when the power switch S2 of power supply opens, the 12V direct supply that accumulator G3 exports can enter mu balanced circuit, when mu balanced circuit obtains electric work, three ends fix output voltage stabilizer A3 under its peripheral cell ceramic disc capacitor C2, C3 effect, can from the 5V direct supply of its 3rd pin stable output, after three ends of mu balanced circuit fix the 5V direct supply of the 3rd pin stable output of output voltage stabilizer A3, radio receiving unit, warning circuit can obtain and electricly be in holding state, radio receiving unit obtain electric be in holding state after, after the radio transmitter A2 of detection agency wireless transmitting unit launches wireless closure signal, now, wireless receiving circuit A4 can receive wireless closure signal, then, 5 pin of wireless receiving circuit A4 export high level, the high level exported is through resistance R3 current limliting, NPN triode VT1 power amplification enters relay K 2 negative power supply input end, so, relay K 2 obtains two normally opened contact end of electric adhesive and closes, when radio receiving unit relay K 2 two normally opened contact end of electric adhesive closed after, the power cathode that accumulator G3 exports can enter warning circuit through closed relay K 2 two normally opened contact ends, radio receiving unit relay K 2 two normally opened contact end of electric adhesive closed after, due to, mu balanced circuit cathode power supply output terminal three end fix output voltage stabilizer A3 3 pin and, 3 pin of warning circuit cathode power supply input end integrated alarm circuit A5, the pilot lamp H other end, PNP triode VT2 emitter is connected by wire, so, now integrated alarm circuit A5 can obtain electric work, integrated alarm circuit A5 is from its 2nd pin output audio signal, the sound signal exported is through PNP triode VT2 power amplification, loudspeaker B is driven to send loud audio warning, meanwhile, pilot lamp H obtains electroluminescence, the student and coach that are positioned at pilothouse is pointed out together with the chimes of doom that loudspeaker B sends, automotive wheel driving trace mistake, rear portion bumps against a bar, thus remind student to revise wheel trajectories in time.
Claims (6)
1. driving school's training reversing lance suggestion device, it is characterized in that being made up of detection agency and receiving mechanism, detection agency is by plastic casing, static line, power supply, probe, time circuit and wireless transmitting unit composition, on the front end of plastic casing, left part has a perforate, static line has two, two static lines are arranged on the outer back end of plastic casing from top to bottom respectively, power supply, probe, time circuit and wireless transmitting unit are arranged on plastic casing inside, positive source output terminal is connected by wire with probe one end, the probe other end is connected by wire with time circuit cathode power supply input end, time circuit signal is exported two ends and is connected by wire with wireless transmitting unit control end, power cathode output terminal is connected by wire with time circuit negative power supply input end, receiving mechanism is by plastic casing, power supply, mu balanced circuit, radio receiving unit and warning circuit composition, on the front end of plastic casing, left part has a little perforate, the perforate that one little is had in the middle part of on the front end of plastic casing, a large perforate is had at the front end right part of plastic casing, the perforate front end that plastic casing right part is large is provided with a metal net mask, power supply, mu balanced circuit, radio receiving unit and warning circuit are arranged on plastic casing inside, positive source output terminal is connected by wire with mu balanced circuit cathode power supply input end, power cathode output terminal and mu balanced circuit negative power supply input end, radio receiving unit negative power supply input end, warning circuit negative power supply input end is connected by wire, mu balanced circuit cathode power supply output terminal and radio receiving unit cathode power supply input end, warning circuit cathode power supply input end is connected by wire, the wireless signal that the wireless transmitting unit signal output part of detection agency is launched acts on the radio receiving unit signal receiving end of receiving mechanism.
2. driving school according to claim 1 training reversing lance suggestion device, it is characterized in that the probe of detection agency is universal mercury cut-off, when universal mercury cut-off is arranged in the plastic casing of detection agency, when the plastic casing of detection agency is positioned at vertical direction, two normally opened contacts of universal mercury cut-off can not close, when the plastic casing of detection agency rocks, two normally opened contacts of universal mercury cut-off can close when the plastic casing of detection agency rocks.
3. driving school according to claim 1 training reversing lance suggestion device, it is characterized in that the time circuit of detection agency is by resistance, transwitch diode, electrochemical capacitor, time-base integrated circuit and relay composition, resistance has two, time-base integrated circuit model is NE555, first resistance one end and second resistance one end, transwitch diode cathode, 4 pin of time-base integrated circuit are connected by wire with 8 pin, first resistance other end and electrochemical capacitor negative pole, 1 pin of time-base integrated circuit, relay negative power supply input end is connected by wire, second resistance other end and electrochemical capacitor positive pole, transwitch diode cathode, 2 pin of time-base integrated circuit are connected by wire with 6 pin, 3 pin of time-base integrated circuit are connected by wire with relay cathode power supply input end.
4. driving school according to claim 1 training reversing lance suggestion device, it is characterized in that the wireless transmitting unit of detection agency is made up of radio transmitter and emission power, radio transmitter adopts ZYO300-A72 type radio transmitter finished product, emission power is the special 12V battery of micro radio radiating circuit, and emission power is exported two ends and is connected by wire with the power supply input two ends of radio transmitter respectively.
5. driving school according to claim 1 training reversing lance suggestion device, it is characterized in that the radio receiving unit of receiving mechanism is by wireless receiving circuit, resistance, NPN triode and relay composition, wireless receiving circuit is the wireless receiving circuit finished product used that matches with ZYO300-A72 type radio transmitter finished product, 5 pin of wireless receiving circuit are connected by wire with resistance one end, the resistance other end is connected by wire with NPN transistor base, NPN transistor collector is connected by wire with relay negative power supply input end, 3 pin of wireless receiving circuit and NPN transistor emitter, relay one normally opened contact terminals are connected by wire, 1 pin of wireless receiving circuit is connected by wire with relay cathode power supply input end.
6. driving school according to claim 1 training reversing lance suggestion device, it is characterized in that the warning circuit of receiving mechanism is by integrated alarm circuit, pilot lamp, PNP triode and loudspeaker composition, integrated alarm circuit model is LC170, 1 pin of integrated alarm circuit is connected by wire with pilot lamp one end, 3 pin of integrated alarm circuit and the pilot lamp other end, PNP triode emitter is connected by wire, 2 pin of integrated alarm circuit are connected by wire with PNP triode base stage, PNP triode collector is connected by wire with loudspeaker one end, when warning circuit is arranged in the plastic casing of receiving mechanism, the perforate at middle part on the plastic casing front end that the front end of pilot lamp is positioned at receiving mechanism, be beneficial to from the plastic casing of receiving mechanism, watch the luminous situation of pilot lamp, loudspeaker front end is positioned at the rear end of the plastic casing front end right part metal net mask of receiving mechanism, be beneficial to the sound that loudspeaker sends outwards spread out of from metal net mask.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520119612.2U CN204423742U (en) | 2015-03-01 | 2015-03-01 | Driving school's training reversing lance suggestion device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104680887A (en) * | 2015-03-01 | 2015-06-03 | 张鹏 | Car reversing stake collision prompting device for driving school training |
| CN105719536A (en) * | 2016-04-08 | 2016-06-29 | 东华大学 | Portable backing-up training aiding system |
| CN108010387A (en) * | 2017-12-20 | 2018-05-08 | 深圳职业技术学院 | A kind of close notice equipment of automobile |
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2015
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104680887A (en) * | 2015-03-01 | 2015-06-03 | 张鹏 | Car reversing stake collision prompting device for driving school training |
| CN104680887B (en) * | 2015-03-01 | 2018-09-28 | 合肥龙图腾信息技术有限公司 | Driving school's training reversing lance suggestion device |
| CN105719536A (en) * | 2016-04-08 | 2016-06-29 | 东华大学 | Portable backing-up training aiding system |
| CN108010387A (en) * | 2017-12-20 | 2018-05-08 | 深圳职业技术学院 | A kind of close notice equipment of automobile |
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