CN108492627A - A kind of oversize vehicle is close to school's suggestion device - Google Patents
A kind of oversize vehicle is close to school's suggestion device Download PDFInfo
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- CN108492627A CN108492627A CN201810526201.3A CN201810526201A CN108492627A CN 108492627 A CN108492627 A CN 108492627A CN 201810526201 A CN201810526201 A CN 201810526201A CN 108492627 A CN108492627 A CN 108492627A
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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Abstract
A kind of oversize vehicle is close to school's suggestion device, including first switch power supply, electric lifting mechanism, infrared transmitting tube, infrared receiving tube, control circuit, control switch, wireless transmitting unit, upper backup pad, first prompt equipment, second switch power supply, radio receiving unit, trigger element, second prompt equipment, subassembly wrapper, two sets of electric lifting mechanisms are installed respectively on the roadside for doorway certain distance of leaving school, first switch power supply, control circuit, control switch, infrared transmitting tube, infrared receiving tube, it is connected through conducting wire between wireless transmitting unit and electric lifting mechanism, second switch power supply, radio receiving unit, trigger element, second prompt equipment is connected through conducting wire, second subassembly wrapper is mounted on the outside of school gate on wall.For the present invention before vehicle enters school district, the first prompt equipment megaphone, LED display, which can work, gives driver's prompt；Second prompt equipment megaphone, LED display, which can work, gives teachers and students' alerting safety of disengaging school gate.
Description
Technical field
The present invention relates to automatic control equipment field, especially a kind of oversize vehicle is close to school's suggestion device.
Background technology
School is when classes are over, flow of the people of going to school is more, since teachers and students' amount that the short time enters school and walks out school increases suddenly
Greatly, the traffic congestion of school's school gate road is easily caused, if at this moment, thering is vehicle to pass through school's school gate, especially large car
Traffic accident is easily caused when passing through, such case is close in school gate and road bend distance because pilot's line of vision by
Resistance is easier to occur, and therefore, can have a kind of equipment actively to give in advance this moment and drive into school doorway road surface vehicle in front driver and carry
Show, careful deceleration driving demand school gate teachers and students, and personnel's prompt into out of school teachers and students can also be given simultaneously, pays attention to having big
Type vehicle will drive into and take care, and the equipment for reducing traffic accident occurrence probability seems particularly necessary.
Invention content
In order to overcome in the prior art, it can be given without a kind of equipment and drive into school school gate vehicle in front driver prompt, with
And the drawbacks of cannot giving teachers and students' prompt into out of school close to before school gate in vehicle, be easy to cause traffic accident, the present invention carries
It has supplied before vehicle enters school gate, after the related facility of certain distance before school gate detects, can give driver has
The acousto-optic hint of effect enters school district and drives with caution, and at the same time, wireless transmitting unit can launch wireless signal, is mounted on school gate
After radio receiving unit before mouthful receives wireless signal, correlation prompt equipment, which can give teachers and students' prompt before passing in and out school gate, to be had
Vehicle will be reached and be taken care, and a kind of oversize vehicle for thus reducing unnecessary traffic accident occurrence probability is prompted close to school
Device.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of oversize vehicle is close to school's suggestion device, it is characterised in that including first switch power supply, electric lifting mechanism, infrared
Transmitting tube, infrared receiving tube, control circuit, control switch, wireless transmitting unit, upper backup pad, the first prompt equipment, second open
Powered-down source, radio receiving unit, trigger element, the second prompt equipment, component box, electric lifting mechanism have two sets, and two sets electronic
Elevating mechanism construction is consistent, and two sets of electric lifting mechanisms are installed respectively on the roadside for doorway certain distance of leaving school, infrared hair
Penetrate pipe, infrared receiving tube is separately mounted to the upper ends of two sets of electric lifting mechanisms, upper backup pad is mounted on a set of electricity of highway left end
The upper end of dynamic elevating mechanism, the first prompt equipment are mounted on the front end of upper backup pad, first switch power supply, control circuit, control
Switch, wireless transmitting unit are mounted on first circuit board, and first circuit board is mounted in first subassembly wrapper, and first opens
The power input both ends in powered-down source are connected by conducting wire respectively with 220V AC powers the two poles of the earth, the power supply output of first switch power supply
Both ends are connected by conducting wire respectively with control circuit, control Switching Power Supply input both ends, control switch first via power supply output two
End is connected with the positive and negative polarities power input of two sets of electric lifting mechanisms by conducting wire respectively, and the second road of control switch power supply is defeated
Go out both ends to connect by conducting wire with negative and positive the two poles of the earth power input of two sets of electric lifting mechanisms respectively, control circuit first via electricity
Source output terminal is connected with wireless transmitting unit cathode power supply input terminal by conducting wire, wireless transmitting unit negative power supply input terminal and
First switch power cathode power output end is connected by conducting wire, and one pole of 220V AC powers and control circuit control power input
End is connected by conducting wire, and control circuit power output end and first prompt equipment power input one end are connected by conducting wire, 220V
Another pole of AC power is connected with first prompt another power input of equipment by conducting wire, infrared transmitting tube, infrared receiving tube
Cathode power supply input terminal is connected with the cathode power supply output end of first switch power supply by conducting wire, the output of control circuit negative power supply
End is connected with infrared transmitting tube negative power supply input terminal by conducting wire, and infrared receiving tube signal output end and control circuit signal are defeated
Enter end to connect by conducting wire, second switch power supply, radio receiving unit, trigger element, the second prompt equipment are mounted on second
On circuit board, second circuit board is mounted in second subassembly wrapper, and second subassembly wrapper is mounted on the wall on the outside of school gate
On, the power input of second switch power supply is connected with 220V AC powers by conducting wire, the power supply output of second switch power supply
Both ends are connected by conducting wire respectively with the power input both ends of radio receiving unit, trigger element, and radio receiving unit signal is defeated
Outlet is connected with trigger element signal input part by conducting wire, and one pole of 220V AC powers and trigger element control power input
It is connected by conducting wire, power input one end of trigger element power output end and the second prompt equipment is connected by conducting wire, 220V
Another pole of AC power is connected with the second prompt equipment power input other end by conducting wire, the nothing that wireless transmitting unit is launched
Line signal function is in radio receiving unit.
The first switch power supply is that alternating current 220V power supply turns 9V direct-current switch power supply modules finished product, power is 200W.
The often set electric lifting mechanism includes lower housing, upper shell, decelerating through motor equipment, supporting rack, expansion screw, electricity
Machine retarding device is motor gear reducer finished product, and power is 50W, and there are one bearing block, bearings at the lid middle part of lower housing upper end
One bearing is installed, the output shaft upper end of decelerating through motor equipment is welded with a female guide pipe of tool, motor in seat
Retarding device is mounted on inside lower housing, and the lower part of guide pipe is sleeved in the inner ring of bearing, and the lid of lower housing upper end passes through screw rod
Nut is mounted on lower housing upper end, and there are one trepanning, upper center trepannings of supporting rack or so two for the upper center of supporting rack
Upper end is respectively welded with a gag lever post, and from top to bottom respectively there is a guide groove in the left and right two of expansion screw, under expansion screw
Portion screws in the internal thread of decelerating through motor equipment upper end guide pipe, the top of expansion screw through trepanning in the middle part of supporting rack from the bottom to top
It draws, supporting rack lower part left and right ends are mounted on the left and right two that lower housing covers end, the lower end of upper shell by bolt and nut
Middle part screws in spiral shell outside expansion screw upper end there are one having female trepanning, by the internal thread of trepanning in the middle part of upper shell lower end
Upper shell is mounted on expansion screw upper end by line, and respectively there are one and upper shell in the upper shell inner end of two sets of electric lifting mechanisms
The front end of integrally formed pipeline, two pipelines respectively has a convex lens, infrared transmitting tube, infrared receiving tube to be separately mounted to two
When covering the upper end of electric lifting mechanism, infrared transmitting tube, infrared receiving tube are separately mounted in two pipelines, infrared transmitting tube
Light-emitting surface, infrared receiving tube light-receiving surface be located at the rear side end of two convex lenses, the lower housing of two sets of electric lifting mechanisms
Lower part surrounding respectively has four fixed plates with trepanning, and in highway left and right ends, respectively there are one the first concrete pile, first is mixed
Respectively there are four standing screws, the lower housing lower part four Thursdays fixed plate of two sets of electric lifting mechanisms to install respectively in solidifying soil matrix stake
On four standing screws of the first concrete pile of left and right both ends, first subassembly wrapper is mounted on the first coagulation of highway left end
The front end of soil matrix stake, there are one trepanning, the operation handle for controlling switch is located at outside trepanning for the front end of first subassembly wrapper.
The infrared transmitting tube is mating a resistance and a NPN triode, and resistance one end and infrared transmitting tube are just
Pole is connected by conducting wire, and infrared transmitting tube cathode is connected with NPN triode collector by conducting wire, and infrared receiving tube is a light
Electric triode, infrared receiving tube is mating a resistance, and resistance one end is connected with infrared receiver pipe collector by conducting wire, red
Outer transmitting tube and infrared receiving tube are in horizontal aligument state after installing, and the infrared light that infrared transmitting tube is launched can just
It is received by infrared receiving tube light-receiving surface.
The control circuit includes resistance, amplifier integrated circuit, phaselocked loop tone decoder, LED, NPN triode, PNP
Triode, electrolytic capacitor, ceramic disc capacitor and relay, are connected by circuit board wiring therebetween, and amplifier integrated circuit model is
LM741, phaselocked loop tone decoder model are LM567, and first ceramic disc capacitor one end is connected with first resistance one end, first
The resistance other end and second resistance one end, the connection of 2 foot of amplifier integrated circuit normal phase input end, second resistance other end and
6 foot of the output end connection of second ceramic disc capacitor one end, amplifier integrated circuit, second ceramic disc capacitor other end and phaselocked loop sound
3 foot of input terminal of frequency decoder connects, 7 foot of cathode power supply input terminal and PNP triode emitter, locking phase of amplifier integrated circuit
The cathode power supply input terminal connection of 4 foot of cathode power supply input terminal of ring tone decoder, LED, the third resistance other end and the
Four resistance one end connections, 3 foot of reverse input end, the negative power supply input terminal of the 4th resistance other end and amplifier integrated circuit
4 feet, NPN triode emitter, three relay negative power supply input terminals, first electrolytic capacitor cathode, second electrolysis electricity
Hold cathode, 7 foot of negative power supply input terminal of phaselocked loop tone decoder, the connection of the third ceramic disc capacitor other end, phaselocked loop sound
5 foot of timing resistor end of frequency decoder and the 6th resistance one end, the connection of the third resistance other end, the 6th resistance other end
Connected with 6 foot of timing capacitor end of third ceramic disc capacitor one end, phaselocked loop tone decoder, phaselocked loop tone decoder it is defeated
Go out to filter 1 foot of end and second electrolytic capacitor anode connection, 2 foot of loop filtering end and second electricity of phaselocked loop tone decoder
Capacitance cathode connection, 8 foot of output end of phaselocked loop tone decoder and the 5th resistance one end, NPN transistor base connection are solved,
The 5th resistance other end is connected with LED negative power supply input terminals, and NPN triode collector is connected with PNP triode base stage,
PNP triode collector is connected with relay cathode power supply input terminal, first relay normally open contact end and second relay
Device cathode power supply input terminal and control power input, the connection of third relay cathode power supply input terminal.
There are two power input, two-way power output ends for the control switch tool.
After all components of two sets of motor decelerating mechanisms are installed in place, when the button of control switch is pressed forward,
The motor work once electrified of motor gear reducer, gear reduction of the power through motor gear reducer of machine shaft output
Slow down after increasing torque, the power output shaft upper end guide pipe of motor gear reducer can be driven to be rotated clockwise along bearing, led
Xiang Guanhui drive expansion screw move upwards, expansion screw by left and right ends from top to bottom vertical guide slot along supporting rack upper end
Two, portion gag lever post moves upwards, and expansion screw drives upper shell to move upwards, and when two sets of expansion screws move upwards, itself is not
It rotates, when two sets of expansion screws move upwards simultaneously, infrared transmitting tube in two sets of expansion screw upper end upper shells and red
Outer reception pipe is in horizontal aligument state always, when the button of control switch is pressed backwards, the motor of motor gear reducer
Work once electrified, the power of machine shaft output, can bands after the gear reduction of motor gear reducer slows down and increases torque
The power output shaft upper end guide pipe of dynamic motor gear reducer is rotated counterclockwise along bearing, guide pipe can drive expansion screw to
Lower movement, expansion screw by left and right ends, from top to bottom along two gag lever posts of supporting rack upper center transport downwards by vertical guide slot
Dynamic, expansion screw drives upper shell to move downward, and when expansion screw moves downward, itself does not rotate, two sets of expansion screws
When moving downward simultaneously, infrared transmitting tube and infrared receiving tube in two sets of expansion screw upper end upper shells are in horizontal right always
Quasi- state.
The wireless transmitting unit is the radio transmitter finished product of working frequency 265MHz, model TWH9236, wireless to send out
Two power contacts are connected by conducting wire under first transmitting key switch on transmit-receive radio road finished product.
The first prompt equipment includes megaphone and LED display, megaphone, and LED display operating voltage is exchange
220V, LED display are made of the LED lamp bead of more welding on circuit boards, and more LED lamp beads weld on circuit boards group afterwards
At " drive into school gate, drive with caution " printed words, LED display and megaphone are configured with 220V AC power DC power
220V AC powers are converted to DC power supply in work and powered to more LED lamp beads and megaphone, propagandaed directed to communicate by switch power module
Being recorded inside device has " drive into school gate, drive with caution " audio signal, and buzzer is mounted in LED display shell, before buzzer
There are one trepannings for the LED display shell at end.
The second switch power supply is that alternating current 220V power supply turns 5V direct-current switch power supply modules finished product, power is 100W.
The radio receiving unit includes wireless receiving circuit, NPN triode, is connected therebetween by circuit board wiring, nothing
Line receiving unit is the wireless receiving circuit finished product of working frequency 265MHz, model TWH9238, the negative electricity of wireless receiving circuit
7 foot of source input terminal and NPN triode emitter ground connection, 4 foot of one of wireless receiving circuit output end and NPN triode base
Pole connects.
The trigger element includes time-base integrated circuit, resistance, NPN triode, electrolytic capacitor, ceramic disc capacitor and relay
Device is connected by circuit board wiring therebetween, and time-base integrated circuit model is NE555, the cathode power supply input of time-base integrated circuit
Hold 8 feet and 4 foot of reset terminal to be connected with resistance one end, relay cathode power supply input terminal, 6 foot of threshold value end of time-base integrated circuit and
7 foot of discharge end is connected with the resistance other end, electrolytic capacitor anode, 3 foot of output end and NPN transistor base of time-base integrated circuit
Connection, NPN triode collector are connected with relay negative power supply input terminal, 5 foot of control terminal of time-base integrated circuit and first
The connection of ceramic disc capacitor one end, 2 foot of triggering end of time-base integrated circuit and second ceramic disc capacitor one end connection, when basis set at electricity
1 foot of negative power supply input terminal on road, first ceramic disc capacitor other end, electrolytic capacitor cathode, the connection of NPN triode emitter.
The second prompt equipment includes megaphone and LED display, and LED display operating voltage is alternating current 220V, LED
Display screen is made of the LED lamp bead of more welding on circuit boards, and more LED lamp bead welding form " vehicle afterwards on circuit boards
Will drive into, take care " printed words, LED display and megaphone are configured with opening for 220V AC power DC power
220V AC powers are converted to DC power supply in work and powered to more LED lamp beads and megaphone by powered-down source module, megaphone
Inside, which is recorded, " having vehicle that will drive into, to take care " audio signal, installs second element of LED display, megaphone
Box front end has opening, and the front end of LED display, the front end of megaphone are located at open outer side, so that external observation LED is shown
Shield the font of display and spreads out of the sound that megaphone is sent out.
Present invention has the advantages that：The present invention by the expansion screw for adjusting two sets of electric lifting mechanisms in use, driven
Upper shell is moved upwards or is moved downward, and can reach while adjust the infrared transmitting tube in electric lifting mechanism upper shell and red
The purpose of outer reception pipe height, that is, give teachers and students and driver's prompt before different height vehicle reaches school（Such as not
Driver and teachers and students' prompt are given when before needing car to reach school gate, only the high oversize vehicle of height just carries before reaching school
Show, then height is adjusted height, needs to include that can prompt before the low dilly of car height reaches school, then height
It adjusts low）.The certain distance before vehicle enters school district doorway, after vehicle passes through two sets of electric lifting mechanisms of road both sides, meeting
Infrared transmitting tube is blocked to send out the infrared light being radiated on infrared receiving tube, then, under the action of control circuit, first carries
Show that the megaphone of equipment can send out loud " drive into school gate, drive with caution " voice prompt, LED display can obtain electroluminescence and show
" drive into school gate, drive with caution " gives driver and clearly prompts that the careful Reduced Speed Now of school gate will be reached；At the same time, wirelessly
Transmitter unit can launch wireless signal, after the radio receiving unit of school gate receives wireless signal, in trigger element
Under circuit collective effect, the megaphone of the second prompt equipment can be made to send out loud voice prompt and have, and " vehicle will drive into, and pay attention to peace
Entirely ", LED display can obtain electroluminescence and show " having vehicle that will drive into, to take care ", and the teachers and students for giving disengaging school gate are clear
Prompt, has vehicle that will reach and takes care by school gate.The present invention has two-way prompt facility, based on above-mentioned, so this hair
The bright application prospect having had.
Description of the drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 be first switch power supply of the present invention, electric lifting mechanism, infrared transmitting tube, infrared receiving tube, control circuit,
Control switch, wireless transmitting unit, upper backup pad, the first prompt equipment, first subassembly wrapper structural schematic diagram.
Fig. 2 is two Switching Power Supplies of the present invention, radio receiving unit, trigger element, the second prompt equipment, second subassembly wrapper
Structural schematic diagram.
Fig. 3 is the expansion screw structural schematic diagram of electric lifting mechanism of the present invention.
Fig. 4 be first switch power supply of the present invention, electric lifting mechanism, infrared transmitting tube, infrared receiving tube, control circuit,
Control switch, wireless transmitting unit, upper backup pad, the first prompt circuitry figure.
Fig. 5 is second switch power supply of the present invention, radio receiving unit, trigger element, the second prompt circuitry figure.
Specific implementation mode
Shown in Fig. 1,2,3, a kind of oversize vehicle is close to school's suggestion device, including first switch power supply 1, electric up-down
Mechanism 2 and 3, infrared transmitting tube 4, infrared receiving tube 5, control circuit 6, control switch 7, wireless transmitting unit 8, upper backup pad 9,
First prompt equipment 10, second switch power supply 11, radio receiving unit 12, trigger element 13, second prompt equipment 14, subassembly wrapper
15 and 16, electric lifting mechanism 2 and 3 has two sets, and two sets of constructions of electric lifting mechanism 2 and 3 are consistent, two sets of electric lifting mechanisms 2
And 3 respectively installation leave school doorway certain distance roadside on, infrared transmitting tube 4, infrared receiving tube 5 are separately mounted to two sets
The upper end of electric lifting mechanism 2 and 3, upper backup pad 9 are mounted on the upper end of a set of electric lifting mechanism of highway left end 2, and first carries
Show that equipment 10 is mounted on the front end of upper backup pad 9, first switch power supply 1, control circuit 6, control switch 7, wireless transmitting unit 8
On first circuit board, first circuit board is mounted in first subassembly wrapper 15, and second switch power supply 11 wirelessly connects
Unit 12, the prompt equipment 14 of trigger element 13, second are received on second circuit board, second circuit board is mounted on second
In subassembly wrapper 16, second subassembly wrapper 16 is mounted on the wall on the outside of school gate.
Fig. 1, shown in 3, it includes lower housing 17-1, upper shell 17-2, decelerating through motor equipment 17- often to cover electric lifting mechanism
3, supporting rack 17-4, expansion screw 17-5, decelerating through motor equipment are motor gear reducer finished products, and power is 50W, lower housing
There are one bearing block in the middle part of the lids of the upper ends 17-1, a bearing 17-6, the output shaft of decelerating through motor equipment are installed in bearing block
Upper end is welded with one and has female guide pipe 17-7, and decelerating through motor equipment 17-3 is mounted on inside lower housing 17-1, leads
It is sleeved in the inner ring of bearing to the lower part of pipe 17-7, the lid of the upper ends lower housing 17-1 is mounted on lower housing 17-1 by bolt and nut
Upper end, there are one trepannings for the upper center of supporting rack 17-4, and two upper ends of upper center trepanning of supporting rack 17-4 or so are respectively welded
It is connected to a gag lever post 17-8, from top to bottom respectively there are a guide groove 17-9, expansion screw in the left and right two of expansion screw 17-5
The lower part of 17-5 screws in the internal thread of motor decelerating mechanism upper end guide pipe 17-7, and the top of expansion screw 17-5 is through supporting rack
Trepanning is drawn from the bottom to top in the middle part of 17-4, and the lower parts supporting rack 17-4 left and right ends are mounted on lower housing 17-1 by bolt and nut and cover
The lower end middle part of the left and right of upper end two, upper shell 17-2 passes through the lower ends upper shell 17-2 there are one having female trepanning
The internal thread of middle part trepanning screws in expansion screw 17-5 upper external screw threads, and upper shell 17-2 is mounted on expansion screw 17-5
End, respectively there are one and the integrally formed pipeline 17-10 of upper shell, two pipelines in the upper shell inner end of two sets of decelerating through motor equipment
The front end of 17-10 respectively has a convex lens, infrared transmitting tube 4, infrared receiving tube 5 to be separately mounted to two sets of electric lifting mechanisms 2
And 3 upper end when, infrared transmitting tube 4, infrared receiving tube 5 are separately mounted in two pipeline 17-10, the hair of infrared transmitting tube 4
Smooth surface, infrared receiving tube 5 light-receiving surface be located at the rear side end of two convex lenses, the lower housing of two sets of decelerating through motor equipment
The lower parts 17-1 surrounding respectively has four fixed plates with trepanning, in highway left and right ends respectively there are one the first concrete pile, the
Respectively there are four standing screws, the lower housing lower part four Thursdays fixed plate difference of two sets of decelerating through motor equipment on one concrete pile
On four standing screws of the first concrete pile of left and right both ends, first subassembly wrapper 15 is mounted on highway left end the
The front end of one concrete pile, the right trepanning in front end of first subassembly wrapper 15, the operation handle of control switch 7 are located at trepanning
Outside.
Two sets of decelerating through motor equipment 2 and 3 all components be installed in place after, when control switch 7 button press forward when,
The motor work once electrified of motor gear reducer 17-3, The gear deceleration of the power through motor gear reducer of machine shaft output
Mechanism slows down after increase torque, and the power output shaft upper end guide pipe 17-7 of motor gear reducer can be driven suitable along bearing 17-6
Hour hands rotate, and guide pipe 17-7 can drive expansion screw 17-5 to move upwards, expansion screw 17-5 by left and right ends by up to
Lower vertical guide slot 17-9 is moved upwards along two gag lever post 17-8 of supporting rack upper center, and expansion screw 17-5 drives upper shell
17-2 is moved upwards, and when expansion screw 17-5 is moved upwards, itself does not rotate, and two sets of expansion screw 17-5 are transported upwards simultaneously
When dynamic, infrared transmitting tube 4 and infrared receiving tube 5 in two sets of expansion screw upper end upper shell 17-2 are in horizontal aligument shape always
State, when the button for controlling switch 7 is pressed backwards, the motor work once electrified of motor gear reducer 17-3, machine shaft output
Power through motor gear reducer 17-3 gear reduction slow down increase torque after, motor gear reducer can be driven
Power output shaft upper end guide pipe 17-7 is rotated counterclockwise along bearing 17-6, and guide pipe 17-7 can drive expansion screw 17-5 downward
Movement, expansion screw 17-5 by left and right ends from top to bottom vertical guide slot 17-9 along two gag lever posts of supporting rack upper center
17-8 is moved downward, and expansion screw 17-5 drives upper shell 17-2 to move downward, and when expansion screw 17-5 is moved downward, itself is not
It rotates, when expansion screw 17-5 is moved downward simultaneously, the infrared transmitting tube 4 in two sets of expansion screw upper end upper shell 17-2
It is in horizontal aligument state always with infrared receiving tube 5.
Shown in Fig. 1,2,3, the present invention by the expansion screw 17-5 for adjusting two sets of electric lifting mechanisms in use, driven
Upper shell 17-2 is moved upwards or is moved downward, and can be reached while be adjusted the infrared transmitting tube in electric lifting mechanism upper shell
The purpose of VL and infrared receiving tube Q2 height, that is, give teachers and students and driver's prompt before different height vehicle reaches school
（For example do not need when car reaches before school gate and give driver and teachers and students' prompt, only the high oversize vehicle of height reaches school
It is preceding just to prompt, then height is adjusted it is high, need include can prompt before the low dilly arrival school of car height, then
It is low highly adjusting）.The expansion screw 17-5 two sets of electric lifting mechanisms is needed to drive 4 He of infrared transmitting tube in upper shell
Infrared receiving tube 5 moves upwards, when the button of control switch 7 is pressed forward, then, two sets of motor gear reducer 17-3's
Motor work once electrified, the power that machine shaft exports slow down through the gear reduction of motor gear reducer after increase torque,
The power output shaft upper end guide pipe 17-7 of motor gear reducer can be driven to be rotated clockwise along bearing 17-6, guide pipe 17-7
Expansion screw 17-5 can be driven to move upwards, expansion screw 17-5 passes through the left and right ends edges vertical guide slot 17-9 support from top to bottom
Two gag lever post 17-8 of frame upper center are moved upwards, and expansion screw 17-5 drives upper shell 17-2 to move upwards, expansion screw
When 17-5 is moved upwards, itself does not rotate, when two sets of expansion screw 17-5 are moved upwards simultaneously, two sets of expansion screw upper ends
Infrared transmitting tube 4 and infrared receiving tube 5 in upper shell 17-2 are in horizontal aligument state always；Need two sets of electric lifts
Infrared transmitting tube 4 and infrared receiving tube 5 in the expansion screw 17-5 drive upper shells of structure move downward, control switch 7
When button is pressed backwards, the motor work once electrified of motor gear reducer 17-3, the power of machine shaft output is through motor gear
The gear reduction of retarder 17-3 slows down after increase torque, and the power output shaft upper end of motor gear reducer can be driven to lead
It is rotated counterclockwise to pipe 17-7 along bearing 17-6, guide pipe 17-7 can drive expansion screw 17-5 to move downward, expansion screw 17-
5 by left and right ends, from top to bottom vertical guide slot 17-9 is moved downward along two gag lever post 17-8 of supporting rack upper center, is stretched
Screw rod 17-5 drives upper shell 17-2 to move downward, and when expansion screw 17-5 is moved downward, itself does not rotate, and two sets flexible
When screw rod 17-5 is moved downward simultaneously, the infrared transmitting tube 4 in two sets of expansion screw upper end upper shell 17-2 and infrared receiving tube 5
Always it is in horizontal aligument state.In actual use, the certain distance before vehicle enters school district doorway（General two sets of electric up-downs
100 meters or so of mechanism and school gate interval）, after vehicle passes through two sets of electric lifting mechanisms 2 and 3 of road both sides, can block infrared
Transmitting tube 4 sends out the infrared light being radiated on infrared receiving tube 5, and then, under the action of control circuit 6, the first prompt is set
Standby 10 buzzer can send out " drive into school gate, drive with caution " loud voice prompt, and LED display, which can obtain electroluminescence and show, " to be sailed
Enter school gate, drive with caution ", it gives driver and clearly prompts that the careful Reduced Speed Now of school gate will be reached；At the same time, wireless hair
Wireless signal can be launched by penetrating unit 8, after the radio receiving unit 12 of school gate receives wireless signal, in trigger element
Under 13 collective effects, it can make the buzzer of the second prompt equipment 14 that can send out loud " having vehicle that will drive into, to take care " and carry
Show that sound, LED display can obtain electroluminescence and show " having vehicle that will drive into, to take care ", gives the teachers and students of disengaging school gate
It clearly prompts, has vehicle that will reach when going across the road and take care.The present invention has two-way prompt facility, based on above-mentioned, so
The application prospect that the present invention has had.
Shown in Fig. 4, first switch power supply U1 is that alternating current 220V power supply turns 9V direct-current switch power supply modules finished product, power is
200W.M is the decelerating through motor equipment of two sets of electric lifting mechanisms.Infrared transmitting tube VL is mating a resistance R1 and one
NPN triode Q1, the one end resistance R1 and infrared transmitting tube VL anodes are connected by conducting wire, infrared transmitting tube VL cathode and NPN tri-
Pole pipe Q1 collectors are connected by conducting wire, and infrared receiving tube Q2 is a phototriode, and infrared receiving tube Q2 is mating one
Resistance R2, the one end resistance R2 are connected with infrared receiving tube Q2 collectors by conducting wire, infrared transmitting tube VL and infrared receiving tube
Q2 install after be in horizontal aligument state, the infrared light that infrared transmitting tube VL launches can just by infrared receiving tube Q2 by
Smooth surface receives.Control circuit includes resistance R3, R4, R5, R6, R7, R8, amplifier integrated circuit U2, phaselocked loop tone decoder U3,
LED, NPN triode Q3, PNP triode Q4, electrolytic capacitor C4, C5, ceramic disc capacitor C1, C2, C3 and relay J1, J2, J3,
Between connected by circuit board wiring, amplifier integrated circuit U2 models are LM741, and phaselocked loop tone decoder U3 models are LM567,
First one end ceramic disc capacitor C1 is connected with first one end resistance R3, first resistance R3 other end and second resistance R4 mono-
End, the connection of 2 foot of amplifier integrated circuit U2 normal phase input ends, second resistance R4 other end and second one end ceramic disc capacitor C2,
6 foot of the output end connection of amplifier integrated circuit U2, second ceramic disc capacitor C2 other end and phaselocked loop tone decoder U3's is defeated
Enter end 3 feet connection, 7 foot of U2 cathode power supplies input terminal and PNP triode Q4 emitters, phaselocked loop audio of amplifier integrated circuit are translated
The cathode power supply input terminal connection of 4 foot of cathode power supply input terminal, LED of code device U3, third one end resistance R7 and the 4th electricity
Hinder the connection of the one end R8,3 foot of reverse input end and the negative power supply input of the 4th resistance R8 other end and amplifier integrated circuit U2
Hold 4 feet, NPN triode Q3 emitters, three relay J1 and J2 and J3 negative power supply input terminals, first electrolytic capacitor C5 negative
Pole, second electrolytic capacitor C4 cathode, 7 foot of phaselocked loop tone decoder U3 negative power supplies input terminal, third ceramic disc capacitor C3
The other end connects, and 5 foot of timing resistor end of phaselocked loop tone decoder U3 and the 6th one end resistance R5, third resistance R7 are another
One end connects, the timing electricity of the 6th resistance R5 other end and the one end third ceramic disc capacitor C3, phaselocked loop tone decoder U3
Hold the connection of 6 foot of end, output filtering 1 foot of end of phaselocked loop tone decoder U3 and second electrolytic capacitor C5 anodes connection, locking phase
2 foot of loop filtering end of ring tone decoder and second electrolytic capacitor C4 anodes connection, phaselocked loop tone decoder U3's is defeated
8 foot of outlet and the 5th one end resistance R6, the connection of NPN triode Q3 base stages, the 5th resistance R6 other end and LED negative power supplies
Input terminal connects, and NPN triode Q3 collectors are connected with PNP triode Q4 base stages, PNP triode Q4 collectors and relay J1
The connection of cathode power supply input terminal, first relay J1 normally opened contacts end and second relay J2 cathode power supplies input terminal and control
Power input processed, the connection of third relay J3 cathode power supply input terminals.Control power input there are two switch K tools, two
Road power output end.Wireless transmitting unit is the radio transmitter finished product of working frequency 265MHz, model TWH9236, wirelessly
Two power contacts are connected by conducting wire under first transmitting key switch SB on radiating circuit finished product U4.First prompt equipment
Including megaphone B1 and LED display LEDN1, megaphone B1, LED display LEDN1 operating voltages are alternating current 220V, and LED is aobvious
Display screen LEDN1 is made of the LED lamp bead of more welding on circuit boards, and composition " is sailed afterwards on circuit boards for more LED lamp bead welding
Enter school gate, drive with caution " printed words, LED display and megaphone B1 are configured with opening for 220V AC power DC power
220V AC powers are converted to DC power supply in work and powered to more LED lamp beads and megaphone by powered-down source module, megaphone
Being recorded inside B1 has " drive into school gate, drive with caution " audio signal, and megaphone B1 is mounted in LED display LEDN1 shells, is cried out
There are one trepannings for the LED display LEDN1 shells of the front ends words device B1.
Shown in Fig. 4, the power input both ends 1 of first switch power supply U1 and 2 feet and 220V AC powers the two poles of the earth lead to respectively
Cross conducting wire connection, the power supply output both ends 3 of first switch power supply U1 and 4 feet and the integrated electricity of control circuit power input both ends amplifier
7 feet and 3 feet of road U2, control switch K power inputs both ends 2 and 1 foot are connected by conducting wire respectively, control switch K power supplys first
Road exports both ends 3 and 4 feet are connected with the motor M positive and negative polarities power inputs of two sets of electric lifting mechanisms by conducting wire respectively,
It controls the second tunnel of switch K power supplys output both ends 5 and 6 feet is defeated with motor M negative and positives the two poles of the earth power supply of two sets of electric lifting mechanisms respectively
Enter end to connect by conducting wire, control circuit first via power output end relay J2 normally opened contacts end and wireless transmitting unit U4 are just
Pole power input VCC1 is connected by conducting wire, wireless transmitting unit U4 negative power supply input terminal GND1 and first switch power supply U1
4 foot of negative power supply output end is connected by conducting wire, and one pole of 220V AC powers and control circuit relay J3 control power input
End by conducting wire connect, control circuit power output end relay J3 normally opened contacts end and first prompt equipment megaphone B1 and
LED display LEDN1 power inputs one end is connected by conducting wire, another pole of 220V AC powers and the first prompt equipment megaphone
B1 and another power inputs of LED display LEDN1 are connected by conducting wire, and infrared transmitting tube, infrared receiving tube cathode power supply are defeated
Input resistance R1 and the resistance R2 other ends are connected with 3 foot of cathode power supply output end of first switch power supply U1 by conducting wire, control
The circuit negative power supply output end resistance R7 other ends and infrared transmitting tube VL negative power supply input terminal NPN triode Q1 base stages pass through
Conducting wire connects, and infrared receiving tube Q2 signal output ends collector and the control circuit signal input part ceramic disc capacitor C1 other ends pass through
Conducting wire connects.
Shown in Fig. 5, second switch power supply U5 is that alternating current 220V power supply turns 5V direct-current switch power supply modules finished product, power is
100W.Radio receiving unit includes wireless receiving circuit U6, NPN triode Q5, is connected by circuit board wiring, is wirelessly connect therebetween
Receive the wireless receiving circuit finished product that circuit U 6 is working frequency 265MHz, model TWH9238, the negative electricity of wireless receiving circuit U6
Source input terminal GND2 and NPN triode Q5 emitters ground connection, 4 foot of one of wireless receiving circuit U6 output ends and NPN tri-
Pole pipe Q5 base stages connect.Trigger element includes time-base integrated circuit U7, resistance R9, NPN triode Q6, electrolytic capacitor C8, tile
Capacitance C6 and C7 and relay J4, is connected by circuit board wiring therebetween, and time-base integrated circuit U7 models are NE555, when basis set
Connect at 8 foot of cathode power supply input terminal and 4 foot of reset terminal of circuit U 7 and the one end resistance R9, relay J4 cathode power supply input terminals
It connects, 6 foot of threshold value end and 7 foot of discharge end of time-base integrated circuit U7 are connected with the resistance R9 other ends, electrolytic capacitor C8 anodes, Shi Ji
3 foot of output end of integrated circuit U7 is connected with NPN triode Q6 base stages, NPN triode Q6 collectors and relay J4 negative electricities
Source input terminal connection, 5 foot of control terminal of time-base integrated circuit U7 and first one end ceramic disc capacitor C7 connection, time-base integrated circuit
2 foot of triggering end of U7 and the connection of second one end ceramic disc capacitor C6,1 foot of negative power supply input terminal of time-base integrated circuit U7, the
One ceramic disc capacitor C7 other end, electrolytic capacitor C8 cathode, NPN triode Q6 emitters ground connection.Second prompt equipment includes crying out
Device B2 and LED display LEDN2 is talked about, megaphone B2, LED display LEDN2 operating voltages are alternating current 220V, LED display
LEDN2 is made of more welding LED lamp beads on circuit boards, and " vehicle is composition afterwards on circuit boards for more LED lamp beads welding
To drive into, take care " printed words, LED display LEDN2 and megaphone B2 are configured with a 220V AC power and turn direct current
220V AC powers are converted to DC power supply in work and are supplied to more LED lamp beads and megaphone B2 by the switch power module in source
Electricity, megaphone B2, which is recorded inside, " having vehicle that will drive into, to take care " audio signal, installation LED display LEDN, propagandas directed to communicate
There is opening, the front end of LED display LEDN, the front end of megaphone B2 to be located at outside opening for second subassembly wrapper front end of device B2
Side, the sound sent out with outflow megaphone B2 in favor of the external observation LED display LEDN fonts shown.
Shown in Fig. 5, the power input 1 and 2 feet of second switch power supply U5 are connected with 220V AC powers by conducting wire,
The power supply output both ends 3 of second switch power supply U5 and 4 feet and radio receiving unit power input both ends wireless receiving circuit U6's
VCC2 and GND2, trigger element power input both ends time-base integrated circuit U7 8 and 1 foot connected respectively by conducting wire, wirelessly connect
It receives cell signal output end NPN triode Q5 collectors and the trigger element signal input part ceramic disc capacitor C6 other ends passes through conducting wire
Connection, one pole of 220V AC powers are connected with trigger element relay J4 control power inputs by conducting wire, trigger element electricity
The power input one at source output terminal relay J4 normally opened contacts end and the second prompt equipment megaphone B2 and LED display LEDN2
End is connected by conducting wire, and another pole of 220V AC powers and second prompts equipment megaphone B2 and LED display LEDN2 power supplys defeated
Enter the other end to connect by conducting wire, the wireless signal that wireless transmitting unit is launched acts on radio receiving unit.
Shown in Fig. 4, behind the power input both ends 1 of Switching Power Supply U1 and 2 feet input 220V AC powers, first switch electricity
The power supply output both ends 3 of source U1 and 4 feet can export stable 9V DC power supplies and enter control circuit power input both ends, control and hold
Close K power inputs both ends.The present invention by the expansion screw for adjusting two sets of electric lifting mechanisms in use, drive upper shell upward
It moves or moves downward, can reach while adjusting infrared transmitting tube VL and infrared receiving tube in electric lifting mechanism upper shell
The purpose of Q2 height, that is, give teachers and students and driver's prompt before different height vehicle reaches school（For example sedan-chair is not needed
Driver and teachers and students' prompt are given when before vehicle arrival school gate, only the high oversize vehicle of height just prompts before reaching school, then
Height is adjusted height, needs to include that can prompt before the low dilly of car height reaches school, then adjusting height
It is low）.It needs the expansion screw of two sets of electric lifting mechanisms to be driven the infrared transmitting tube VL and infrared receiving tube Q2 in upper shell
Move upwards, when the button of control switch K is pressed forward, then, control switch K power supplys export both ends 3 and 4 feet export it is straight
Galvanic electricity source enters the motor gear reducer motor M positive and negative polarities power inputs of two sets of electric lifting mechanisms, and motor M obtains electrician
Make, the power of motor M shafts output can drive motor after the gear reduction of motor gear reducer slows down and increases torque
The power output shaft upper end guide pipe of gear reduction unit is rotated clockwise along bearing, and guide pipe can drive expansion screw to transport upwards
Dynamic, by left and right ends, from top to bottom vertical guide slot moves upwards expansion screw along two gag lever posts of supporting rack upper center, stretches
Compression screw arbor drives upper shell to move upwards, red in two sets of expansion screw upper shells when two sets of expansion screws move upwards simultaneously
Outer transmitting tube VL and infrared receiving tube Q2 is in horizontal aligument state always；Need the expansion screw band of two sets of electric lifting mechanisms
Infrared transmitting tube VL and infrared receiving tube Q2 in dynamic upper shell are moved downward, when the button of control switch K is pressed backwards, in
It is that the motor gear of DC power supply into the two sets of electric lifting mechanisms of control switch K power supplys output both ends 5 and the output of 6 feet subtracts
Fast device motor M negative and positives the two poles of the earth power input, motor M work once electrifieds, the power of motor M shafts output is through motor gear reducer
Gear reduction slow down increase torque after, the power output shaft upper end guide pipe of motor gear reducer can be driven along bearing
It rotates counterclockwise, guide pipe can drive expansion screw to move downward, and expansion screw passes through left and right ends from top to bottom vertical guide slot
It is moved downward along two gag lever posts of supporting rack upper center, expansion screw drives upper shell to move downward, and two sets of expansion screws are same
When moving downward, infrared transmitting tube VL and infrared receiving tube Q2 in two sets of expansion screw upper shells are in horizontal aligument always
State.
Shown in Fig. 4, the power supply of Switching Power Supply U1 outputs enters infrared transmitting tube VL, infrared receiving tube Q2, control circuit
Afterwards, infrared transmitting tube VL, infrared receiving tube Q2, control circuit work once electrified.Control circuit, infrared transmitting tube, infrared receiving tube
In：After control circuit work once electrified, phaselocked loop tone decoder U3 is in peripheral component resistance R5, ceramic disc capacitor C3, electrolytic capacitor
Under C4 and C5 collective effects, 5 feet understand the standard rectangular impulse wave of output frequency 10KHz, amplitude about 4V, and rectangular wave pulse is through electricity
Resistance R7 current limlitings enter the base stage of NPN triode Q1, and rectangular wave pulse power amplification, paraphase are entered infrared hair by NPN triode Q1
Pipe VL negative power supply input terminals are penetrated, then, infrared transmitting tube VL work once electrifieds launch infrared light, infrared light planoconvex lens
Straight line projects after focusing, is radiated on the convex lens of a set of electric lifting mechanism upper shell of right end, convex lens gathers infrared light
It is defocused to be radiated at infrared receiving tube（Phototriode Q2）Light-receiving surface on, when height of car be not above infrared transmitting tube VL and
The height of infrared receiving tube Q2, that is, the infrared light without blocking infrared transmitting tube VL to launch are radiated at infrared receiving tube
On the light-receiving surface of Q2, for infrared receiving tube Q2 under peripheral component resistance R2 effects, infrared receiving tube Q2 converts infrared signal
For corresponding voltage signal, voltage signal is through resistance R3 current limlitings, ceramic disc capacitor C1 coupling inputs to the 2 of amplifier integrated circuit U2
Foot, amplifier integrated circuit U2 are exported after amplifying voltage signal from the 6th foot, and followed by, voltage signal is defeated through ceramic disc capacitor C2 couplings
Go out to 3 feet of phaselocked loop tone decoder U3, phaselocked loop tone decoder U3 is in peripheral component resistance R5, ceramic disc capacitor C3, electricity
It solves under capacitance C4 and C5 collective effect, by the signal of input into row decoding, then, three built-in phaselocked loop tone decoder U3 poles
Pipe（Correspondence meets phaselocked loop tone decoder device U3 respectively for built-in phaselocked loop tone decoder U3 transistor collector, emitter
8,7 feet）8 feet of conducting, phaselocked loop tone decoder U3 export low level, and low level enters LED cathode through resistance R6 current limlitings
Power input, LED obtain electroluminescence, and NPN triode Q3 base stages are in cut-off state without suitable bias current；When height of car is more than red
The height of outer transmitting tube VL and infrared receiving tube Q2 block the infrared light that infrared transmitting tube VL launches to be radiated at infrared receiver
On the light-receiving surface of pipe Q2, there is no voltage signals by infrared receiving tube Q2 through being input to 2 feet of amplifier integrated circuit U2, then, lock
Triode built-in phase ring tone decoder U3 is no longer turned on, and 8 feet of phaselocked loop tone decoder U3 no longer export low level,
LED dead electricity stops shining, and then, NPN triode Q3 base stages are closed through resistance R6, LED from 3 feet of first switch power supply U1
Suitable bias current conducting, followed by, PNP triode Q4 conducting collector output high level enter relay J1 cathode power supply input terminals, after
Electric appliance J1 obtains electric actuation, and it controls power input and normally opened contact end closure；Due to the cathode power supply input of relay J2, J3
End is connected with relay J1 normally opened contacts end by conducting wire, so, after relay J1 obtains electric actuation, relay J2, J3 can obtain electric
It is attracted；Since the cathode power supply input terminal of radio transmitter U4 is connected with relay J2 normally opened contacts end by conducting wire, wirelessly
Two power contacts first pass through conducting wire connection in advance under first transmitting button SB of radiating circuit U4, so height of car blocking is red
After the infrared signal that outer transmitting tube VL launches, radio transmitter U4 can launch wireless closure signal；Due to relay J3
Normally opened contact end is connected with the first prompt equipment megaphone B1 and LED display LEDN1 power inputs one end by conducting wire, 220V
Another pole of AC power and the first prompt equipment megaphone B1 and another power inputs of LED display LEDN1 are connected by conducting wire
It connects, so, after relay J1, J3 obtain electric actuation, buzzer B1 can send out loud " drive into school gate, drive with caution " voice prompt,
LED display LEDN can obtain electroluminescence and show " drive into school gate, drive with caution ", give driver and clearly prompt that school gate will be reached
Careful Reduced Speed Now.
Shown in Fig. 5, after second switch power supply U5 input 220V AC powers, the power output end of second switch power supply U5
Power input both ends VCC2 and GND2 and trigger element that stable 5V DC power supplies enter wireless receiving circuit U6 can be exported
Power input both ends, wireless receiving circuit U6 be in obtain electric standby mode.In wireless receiving circuit：When vehicle enters school gate
Before, after blocking infrared ray, radio transmitter U4 that infrared transmitting tube VL launches to launch wireless signal, this moment, wirelessly connect
Wireless signal can be received by receiving circuit U 6, and the 4th foot can export high level, and high level is through NPN triode Q5 power amplifications, paraphase
Into the ceramic disc capacitor C6 other ends of trigger element.In trigger element：Usually, time-base integrated circuit U7 is electrolysed in its peripheral cell
Form monostable flipflop under capacitance C8, ceramic disc capacitor C7, resistance R7 collective effects, 3 feet of time-base integrated circuit U7 without output,
After the low level that NPN triode Q5 power amplifications, paraphase export enters the ceramic disc capacitor C6 other ends of trigger circuit, low level
2 foot of triggering end through ceramic disc capacitor C5 coupling inputs to time-base integrated circuit U7, then, monostable flipflop, which is triggered, to be switched to temporarily
3 feet of stable state, time-base integrated circuit U7 export 5 seconds high level, and high level enters through NPN triode Q6 power amplifications, paraphase
Relay J4 negative power supply input terminals, then, relay J4 obtains electric actuation, and it controls power input and normally opened contact end closure,
After 5 seconds, temporary steady-state circuit is returned to monostable, and 3 feet of time-base integrated circuit U7 no longer export high level, due to relay
The megaphone B2 and LED display LEDN power inputs one end of device J4 normally opened contacts end and the second prompt equipment are connected by conducting wire
It connects, another pole of 220V AC powers and the second prompt equipment megaphone B2 and another power inputs of LED display LEDN2 pass through
Conducting wire connect, so, after relay J1, J4 obtain electric actuation, buzzer B2 can send out it is loud " have vehicle that will drive into, pays attention to pacify
Voice prompt entirely ", LED display LEDN1 can obtain electroluminescence and show " having vehicle that will drive into, to take care ", give disengaging school
The teachers and students on doorway clearly prompt, and have vehicle that will reach when going across the road and take care.The present invention has two-way prompt facility,
Shown in Fig. 4, first switch power supply U1 is that alternating current 220V power supply turns 9V direct-current switch power supply modules finished product, brand is
It is direct current 9V that moduking, input voltage, which are alternating current 220V, output voltage,.The decelerating through motor equipment M of two sets of electric lifting mechanisms
Brand is wuerv, and operating voltage is direct current 9V, power 50W.Infrared transmitting tube VL and infrared receiving tube Q2（Phototriode is matched
To using）Model is 5GLB, 3DU5C respectively；Resistance R1 resistance values are 51 Ω, and NPN triode Q1 model is 9013, resistance R2 resistance values
It is 130K.In control circuit：Resistance R3, R4, R5, R6, R7, R8 resistance value are 1.2K, 100K, 10K, 1K, 10K, 4.7K respectively,
LED is red light emitting diodes, and NPN triode Q3 models are 9014, and PNP triode Q4 models are 9012, electrolytic capacitor C4, C5
Specification is 1 μ F/25V, 2.2 μ F/25V respectively, and ceramic disc capacitor C1, C2, C3 specification are 0.1 μ F, 0.1 μ F, 0.01 μ respectively
F, relay J1, J2, J3 are 4100DC9V miniature relays.It is Lu Sheng, model that first prompt equipment, which includes megaphone B1 brands,
It is EP50；LED display LEDN1 producers brand is that essence gets over P10.
Shown in Fig. 5, second switch power supply U5 is that alternating current 220V power supply turns 5V direct-current switch power supply modules finished product, brand is
It is direct current 5V that moduking, input voltage, which are alternating current 220V, output voltage,.In radio receiving unit：NPN triode Q5 models are
9013.In trigger element：Resistance R9 resistance values be 1M, NPN triode Q6 models be 9013, electrolytic capacitor C8 specifications be 4.7 μ F/
25V, ceramic disc capacitor C6, C7 specification are 0.01 μ F, and relay J4 is 4100DC5V miniature relays.Second prompt equipment megaphone
B2 brands are Lu Sheng, and model is EP50, and LED display LEDN2, producer's brand is that essence gets over P10.
The basic principles and main features and advantages of the present invention that the present invention has been shown and described above, for this field skill
For art personnel, it is clear that the present invention is limited to the details of above-mentioned exemplary embodiment, and in the spirit or base without departing substantially from the present invention
In the case of eigen, the present invention can be realized in other specific forms.It therefore, in all respects, should all be by reality
Apply example and regard exemplary as, and be non-limiting, the scope of the present invention by appended claims rather than above description
It limits, it is intended that all changes that come within the meaning and range of equivalency of the claims are included within the present invention.
Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (9)
1. a kind of oversize vehicle is close to school's suggestion device, it is characterised in that including first switch power supply, electric lifting mechanism, red
Outer transmitting tube, infrared receiving tube, control circuit, control switch, wireless transmitting unit, upper backup pad, the first prompt equipment, second
Switching Power Supply, radio receiving unit, trigger element, the second prompt equipment, component box, two sets of electric lifting mechanism constructions are consistent,
Two sets of electric lifting mechanisms are installed respectively on the roadside for doorway certain distance of leaving school, infrared transmitting tube, infrared receiving tube point
Not An Zhuan two sets of electric lifting mechanisms upper end, upper backup pad be mounted on a set of electric lifting mechanism of highway left end upper end,
First prompt equipment is mounted on the front end of upper backup pad, first switch power supply, control circuit, control switch, wireless transmitting unit
On first circuit board, first circuit board is mounted in first subassembly wrapper, first switch power supply, electric lift
Through leading between structure, infrared transmitting tube, infrared receiving tube, control circuit, control switch, wireless transmitting unit, the first prompt equipment
Line connects, and second switch power supply, radio receiving unit, trigger element, the second prompt equipment are mounted on second circuit board, the
Two circuit boards are mounted in second subassembly wrapper, and second subassembly wrapper is mounted on the wall on the outside of school gate, second switch
It is connected through conducting wire between power supply, radio receiving unit, trigger element, the second prompt equipment.
2. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that first switch power supply
Power input both ends connected respectively by conducting wire with 220V AC powers the two poles of the earth, the power supply of first switch power supply output both ends and
Control circuit, control Switching Power Supply input both ends are connected by conducting wire respectively, control switch first via power supply output both ends difference
It is connected by conducting wire with the positive and negative polarities power input of two sets of electric lifting mechanisms, the second road of control switch power supply exports both ends
It is connected respectively by conducting wire with negative and positive the two poles of the earth power input of two sets of electric lifting mechanisms, the output of control circuit first via power supply
End is connected with wireless transmitting unit cathode power supply input terminal by conducting wire, and wireless transmitting unit negative power supply input terminal and first is opened
Powered-down source negative power supply output end is connected by conducting wire, and one pole of 220V AC powers and control circuit control power input pass through
Conducting wire connects, and control circuit power output end and first prompt equipment power input one end are connected by conducting wire, 220V alternating currents
Another pole in source is connected with first prompt another power input of equipment by conducting wire, infrared transmitting tube, infrared receiving tube anode electricity
Source input terminal is connected with the cathode power supply output end of first switch power supply by conducting wire, control circuit negative power supply output end and red
Outer transmitting tube negative power supply input terminal is connected by conducting wire, and infrared receiving tube signal output end and control circuit signal input part are logical
Conducting wire connection is crossed, the power input of second switch power supply is connected with 220V AC powers by conducting wire, second switch power supply
Power supply output both ends are connected by conducting wire respectively with the power input both ends of radio receiving unit, trigger element, wireless receiving list
First signal output end is connected with trigger element signal input part by conducting wire, one pole of 220V AC powers and trigger element control electricity
Source input terminal is connected by conducting wire, and power input one end of trigger element power output end and the second prompt equipment is connected by conducting wire
It connects, another pole of 220V AC powers is connected with the second prompt equipment power input other end by conducting wire, wireless transmitting unit hair
The wireless signal of injection acts on radio receiving unit.
3. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that often cover electric up-down
Mechanism includes lower housing, upper shell, decelerating through motor equipment, supporting rack, expansion screw, and decelerating through motor equipment is motor gear reduction
Device is equipped with a bearing, the output shaft of decelerating through motor equipment there are one bearing block in the middle part of the lid of lower housing upper end in bearing block
Upper end is equipped with a female guide pipe of tool, and decelerating through motor equipment is mounted on inside lower housing, and the lower part of guide pipe covers
In the inner ring of bearing, for the upper center of supporting rack there are one trepanning, two upper ends of upper center trepanning of supporting rack or so are each
One gag lever post is installed, the left and right two of expansion screw from top to bottom respectively has a guide groove, the lower part of expansion screw to screw in
In the internal thread of decelerating through motor equipment upper end guide pipe, the top of expansion screw is drawn from the bottom to top through trepanning in the middle part of supporting rack,
Supporting rack lower part is mounted on the left and right two that lower housing covers end, and upper shell is mounted on expansion screw upper end, two sets of electric up-downs
The upper shell inner end of mechanism respectively has one and the integrally formed pipeline of upper shell, the front end of two pipelines respectively to have a convex lens
Mirror, infrared transmitting tube, infrared receiving tube are separately mounted in two pipelines.
4. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that infrared transmitting tube is matched
Set also has a resistance and a NPN triode, resistance one end to be connected by conducting wire with infrared transmitting tube anode, infrared transmitting tube
Cathode is connected with NPN triode collector by conducting wire, and infrared receiving tube is a phototriode, and infrared receiving tube is mating also
There are a resistance, resistance one end to be connected by conducting wire with infrared receiver pipe collector, infrared transmitting tube and infrared receiving tube installation
Horizontal aligument state is in after good.
5. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that control circuit includes
Resistance, amplifier integrated circuit, phaselocked loop tone decoder, LED, NPN triode, PNP triode, electrolytic capacitor, ceramic disc capacitor
And relay, it is connected therebetween by circuit board wiring, amplifier integrated circuit model is LM741, phaselocked loop tone decoder model
It is LM567, first ceramic disc capacitor one end is connected with first resistance one end, first resistance other end and second resistance one
End, the connection of 2 foot of amplifier integrated circuit normal phase input end, second resistance other end and second ceramic disc capacitor one end, amplifier collection
It being connected at 6 foot of output end of circuit, second ceramic disc capacitor other end is connected with 3 foot of input terminal of phaselocked loop tone decoder,
7 foot of cathode power supply input terminal of amplifier integrated circuit and the cathode power supply of PNP triode emitter, phaselocked loop tone decoder are defeated
Enter the cathode power supply input terminal connection of 4 feet of end, LED, the third resistance other end and the 4th resistance one end connection, the 4th electricity
Hinder 3 foot of reverse input end of the other end and amplifier integrated circuit, 4 foot of negative power supply input terminal, NPN triode emitter, three
Relay negative power supply input terminal, first electrolytic capacitor cathode, second electrolytic capacitor cathode, phaselocked loop tone decoder
7 foot of negative power supply input terminal, the third ceramic disc capacitor other end connection, 5 foot of timing resistor end of phaselocked loop tone decoder and
6th resistance one end, the connection of the third resistance other end, the 6th resistance other end and third ceramic disc capacitor one end, locking phase
The timing capacitor end 6 foot connection of ring tone decoder, output filtering 1 foot of end of phaselocked loop tone decoder and second electrolysis electricity
Hold anode connection, 2 foot of loop filtering end of phaselocked loop tone decoder and second electrolytic capacitor anode connection, phaselocked loop audio
8 foot of output end of decoder and the 5th resistance one end, NPN transistor base connection, the 5th resistance other end and LED cathode
Power input connects, and NPN triode collector is connected with PNP triode base stage, PNP triode collector and relay anode
Power input connection, first relay normally open contact end and second relay cathode power supply input terminal and control power supply are defeated
Enter end, the connection of third relay cathode power supply input terminal.
6. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that the wireless transmission
Unit is the radio transmitter of working frequency 265MHz.
7. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that first prompt
Equipment includes megaphone and LED display, megaphone.
8. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that radio receiving unit
It including wireless receiving circuit, NPN triode, is connected therebetween by circuit board wiring, radio receiving unit is working frequency
The wireless receiving circuit of 265MHz, 7 foot of negative power supply input terminal and NPN triode the emitter ground connection of wireless receiving circuit, nothing
4 foot of one of line receiving circuit output end is connected with NPN transistor base.
9. a kind of oversize vehicle according to claim 1 is close to school's suggestion device, it is characterised in that trigger element includes
Time-base integrated circuit, resistance, NPN triode, electrolytic capacitor, ceramic disc capacitor and relay, are connected by circuit board wiring therebetween,
Time-base integrated circuit model is NE555,8 foot of cathode power supply input terminal and 4 foot of reset terminal of time-base integrated circuit and resistance one end,
Relay cathode power supply input terminal connects, 6 foot of threshold value end and 7 foot of discharge end and the resistance other end of time-base integrated circuit, electrolysis
Capacitance cathode connects, and 3 foot of output end of time-base integrated circuit connects with NPN transistor base, NPN triode collector and after
Electric appliance negative power supply input terminal connects, 5 foot of control terminal of time-base integrated circuit and the connection of first ceramic disc capacitor one end, when basis set
At 2 foot of triggering end of circuit and the connection of second ceramic disc capacitor one end, 1 foot of negative power supply input terminal of time-base integrated circuit, the
One ceramic disc capacitor other end, electrolytic capacitor cathode, the connection of NPN triode emitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810526201.3A CN108492627A (en) | 2018-05-29 | 2018-05-29 | A kind of oversize vehicle is close to school's suggestion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810526201.3A CN108492627A (en) | 2018-05-29 | 2018-05-29 | A kind of oversize vehicle is close to school's suggestion device |
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| CN108492627A true CN108492627A (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810526201.3A Pending CN108492627A (en) | 2018-05-29 | 2018-05-29 | A kind of oversize vehicle is close to school's suggestion device |
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| CN (1) | CN108492627A (en) |
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Application publication date: 20180904 |
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