CN104875761B - A kind of train with rack is got on or off the bus dual-purpose pedal - Google Patents
A kind of train with rack is got on or off the bus dual-purpose pedal Download PDFInfo
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- CN104875761B CN104875761B CN201510335939.8A CN201510335939A CN104875761B CN 104875761 B CN104875761 B CN 104875761B CN 201510335939 A CN201510335939 A CN 201510335939A CN 104875761 B CN104875761 B CN 104875761B
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- circuit
- pedal
- train
- rack
- servomotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D23/00—Construction of steps for railway vehicles
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- Electric Propulsion And Braking For Vehicles (AREA)
- Optical Radar Systems And Details Thereof (AREA)
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Abstract
Got on or off the bus dual-purpose pedal the invention discloses a kind of train with rack, belong to train technical field of auxiliary equipment.Technical scheme main points are：The device is meshed with the rack for being arranged at pedal bottom by shaft gear and controls the release and withdrawal of pedal, increase the torsional forces of shaft gear by gearbox, the stopping of servomotor is controlled by travel switch, transition when completing release by rear guide roll wheel and withdrawing pedal, by controlling the distance signal that the microprocessor in circuit is measured according to infrared distance measurement circuit to judge platform for which kind of platform and then the stroke of control pedal.The present invention can be realized while suitable for high platform and the double-purpose functional of low station platform, for passenger, Train is provided convenience on low station platform and high platform, the generation of security incident is avoided, while improving the efficiency of the upper Train of passenger, the residence time of train has been saved to a certain extent.
Description
Technical field
The invention belongs to train technical field of auxiliary equipment, and in particular to a kind of train with rack is got on or off the bus dual-purpose step on
Plate.
Background technology
At present, the platform in railway station is divided into two kinds of low station platform and high platform, the platform ground distance railway car of low station platform
Bottom plate 70-80cm, and for low station platform pedal of getting off for three-level step, the height fall of adjacent step is 25-30cm,
Passenger loading is very painstaking, gets off and also easily steps on sky.And there is 30cm wide gap with railway station railway platform in the high platform after increasing,
One piece of manual train doorway pedal is equipped with each compartment of train, the manual train doorway pedal consider the people that uses compared with
It is many, it is necessary to be made from robust material, so cause pedal quality overweight, heavy physical labor is caused to attendant
It is dynamic, seem particularly uncoordinated with the social status quo of high speed development.
The content of the invention
Present invention solves the technical problem that there is provided a kind of can be applied to the band rack of low station platform and high platform simultaneously
Train get on or off the bus dual-purpose pedal, the device is by shaft gear and is arranged at the rack of pedal bottom and is meshed control pedal
Release and withdrawal, by gearbox increase shaft gear torsional forces, by travel switch control servomotor stopping, being led after
Transition when roller completes release and withdraws pedal, is measured by the microprocessor in control circuit according to infrared distance measurement circuit
Which kind of platform distance signal judges platform for, is released and is withdrawn by control button circuit control pedal, by full-digital servo electricity
The rotation of machine drive circuit control servomotor and then the stroke to control pedal.
The present invention adopts the following technical scheme that a kind of train with rack is got on or off the bus dual-purpose step on to solve above-mentioned technical problem
Plate, it is characterised in that：The car bottom relative with Train door is fixed with board slot, and the board slot is opened close to the side of Train door
Mouthful, pedal is provided with board slot, the end of pedal is provided with rear guide roll wheel, and the front end of pedal, which is provided with, to be used to control servo electricity
The travel switch that machine stops, the bottom of pedal is provided with rack, is watched in the front end side of pedal provided with relative with pedal
Motor is taken, the gearbox of servomotor connection increase moment of torsion, the rotating shaft of gearbox is provided with mutually nibbles with pedal bottom rack
The shaft gear of conjunction, the control panel of interior is provided with control button, and the inside of control panel is provided with control circuit, the control
Circuit processed is by microprocessor, power circuit, reset circuit, crystal oscillating circuit, control button circuit, infrared distance measurement circuit and digital
Motor servo driver circuit is constituted, wherein microprocessor respectively by circuit and power circuit, reset circuit, crystal oscillating circuit,
Control button circuit, infrared distance measurement circuit are connected with full-digital servo motor driver circuit, and microprocessor is handled as center
Device is used to handle the signal received and sends command signal, and power circuit is used to provide power supply for whole control circuit, controls
Button circuit is connected by circuit with control button, and the control button circuit is used for the release and withdrawal for controlling pedal, infrared
Range-measuring circuit is made up of infrared distance measurement module and A/D chip connection, the simulation letter of infrared distance measurement module collection distance
Number, the analog signal on distance collected is converted to the recognizable data signal of microprocessor by A/D chip, digital to watch
Take motor driver circuit by circuit with servomotor to be connected, the forward and reverse for driving servomotor, and control is watched
Take the rotation of motor and then to control the distance that pedal stretches out.
Further limit, described servomotor is the AC servo motor with brake function.
Further limit, the rotation of described gearbox is compared for 1:18-20.
Further limit, the length of described board slot is 160-170cm, and width is 90-100cm, is highly 9-10cm.
Further limit, the length of described pedal is 140-150cm, and width is 70-80cm, and on the footrests
Provided with non-slip bumps.
Further limit, the rear guide roll wheel of described pedal end is 6 groups.
Further limit, described travel switch is the Direct Action Type travel switch with reset function.
Further limit, described power circuit provides the DC voltage-stabilizing 5V power supplys needed for control circuit.
The present invention can be realized while suitable for the double-purpose functional of high platform and low station platform, be passenger in low station platform and high station
Train is provided convenience on platform, it is to avoid the generation of security incident, while improving the efficiency of the upper Train of passenger, certain journey
The residence time of train has been saved on degree.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention, and Fig. 2 is the structural representation of pedal in the present invention, and Fig. 3 is this hair
Bright use state figure, Fig. 4 is the control circuit module figure of the present invention, and Fig. 5 is the microprocessor figure of present invention control circuit, figure
6 be the reset circuit figure of present invention control circuit, and Fig. 7 is the crystal oscillating circuit figure of present invention control circuit, and Fig. 8 is control of the present invention
The control button circuit diagram of circuit, Fig. 9 is the infrared distance measurement circuit diagram of present invention control circuit, and Figure 10 is present invention control circuit
Full-digital servo motor driver circuit figure.
Drawing explanation：1st, board slot, 2, pedal, 3, rear guide roll wheel, 4, travel switch, 5, rack, 6, servomotor, 7, become
Fast case, 8, shaft gear.
Embodiment
Embodiment is described in detail with reference to accompanying drawing.A kind of train with rack is got on or off the bus dual-purpose pedal, relative with Train door
Car bottom be fixed with board slot 1, the board slot 1 is provided with pedal 2 in board slot 1 close to a side opening of Train door, rides
The end of plate 2 is provided with rear guide roll wheel 3, and the front end of pedal 2 is provided with the travel switch 4 for being used for controlling servomotor 6 to stop, and rides
The bottom of plate 2 is provided with rack 5, and the servomotor 6 relative with pedal 2, the servomotor are provided with the front end side of pedal 2
The gearbox 7 of 6 connection increase moments of torsion, the rotating shaft of gearbox 7 is provided with the shaft gear being meshed with the bottom rack 5 of pedal 2
8, the control panel of the inside in compartment is provided with control button, the inside of control panel provided with control circuit, the control circuit by
Microprocessor, power circuit, reset circuit, crystal oscillating circuit, control button circuit, infrared distance measurement circuit and full-digital servo motor
Drive circuit is constituted, and wherein microprocessor passes through circuit and power circuit, reset circuit, crystal oscillating circuit, control button respectively
Circuit, infrared distance measurement circuit are connected with full-digital servo motor driver circuit, and microprocessor is used to locate as central processing unit
Manage the signal received and send command signal, power circuit is used to provide power supply, control button circuit for whole control circuit
It is connected by circuit with control button, the control button circuit is used for the release and withdrawal for controlling pedal 2, infrared distance measurement circuit
It is made up of infrared distance measurement module and A/D chip connection, infrared distance measurement module gathers the analog signal of distance, A/D chip
The analog signal on distance collected is converted into the recognizable data signal of microprocessor, microprocessor is according to collection
Which kind of platform distance signal judges platform for, if control circuit judges platform for low station platform, attendant presses release button, watches
Take motor 6 to rotate forward, drive pedal 2 to forward extend out, reach certain position rear pedal 2 by self gravitation and rear guide roll wheel
Transitional function, which is formed, tiltedly to be draped over one's shoulders, and when the front end of pedal 2 lands, travel switch 4 closes servomotor 6, and the power down of servomotor 6 is embraced
Extremely, pedal 2 is fixed, and the hillside fields of fixed pedal 2 is 25 ° -30 °, can adapt to height error in low station platform process of construction
Problem, when attendant presses withdrawal button, servomotor 6 is inverted, and pedal 2 relies on the high pulling torque and rear guide roll of shaft gear 8
The transitional function of wheel 3 withdraws pedal 2.If control circuit judges platform for high platform, measured according to infrared distance measurement circuit
With the distance of platform, and by microprocessor control servomotor 6 so that control pedal 2 stretch out suitable distance, stroke is 30-
35cm.Full-digital servo motor driver circuit is connected by circuit with servomotor 6, the rotating forward for driving servomotor 6
With reversion, and the rotation of controlled motor so come control pedal 2 stretch out distance.
The length of described board slot 1 is 160-170cm, and width is 90-100cm, is highly 9-10cm, relative from intensity
Larger material is made.
Described servomotor 6 is AC servo motor, and servomotor 6 is controlled by full-digital servo motor driver circuit
Rotating, power of motor is in 1-1.2kw, rotating speed 1300-1400rpm, moment of torsion about 7-8Nm.
The rotation ratio of described gearbox 7 is set to 1:18-20, further improves the moment of torsion of shaft gear 8.
Rear guide roll wheel 3, travel switch 4 and rack 5 are provided with described pedal 2, the length of described pedal 2 is
140-150cm, width is 70-80cm, and weight is 60-70kg, and material is iron and its equality strength product, in addition in pedal
Non-slip bumps are provided with 2.
Described rear guide roll wheel 3 is fixed on the rear end of pedal 2, has 6 groups, and the diameter of each rear guide roll wheel 3 is in 4-
5cm, width is 2.3-2.5cm, and rear guide roll wheel 3 plays a part of transition when releasing and withdrawing pedal 2.
Described travel switch 4 is the Direct Action Type travel switch with auto-reset function, it is adaptable to a-c cycle 50Hz,
Voltage 380V, electric current is less than 0.8A, actuating length 1.5-3.5mm, operation force≤10N.
Described rack 5 and the length of shaft gear 8 are 80cm, and described tooth radius is in 4-4.5cm, described tooth
Bar 5 and shaft gear 8 drive pedal 2 to release and withdraw by being intermeshed.
Described control circuit is by microprocessor, power circuit, reset circuit, crystal oscillating circuit, control button circuit, infrared
Range-measuring circuit and full-digital servo motor driver circuit composition.Microprocessor in the control circuit can use 80C51 systems
Row single-chip microcomputer is as central processing unit, and it is miniaturization, the microprocessor of low-power consumption, for handling the signal received and sending
Command signal.The power circuit is used for the 5V voltages for providing microprocessor, 40 pins of microprocessor is connected, while microprocessor
The pin of device 20 is grounded.RST ports in the reset circuit connect 9 pins of microprocessor, are replied by cable on microprocessor
Position.XTAL1 and XTAL2 ports in the crystal oscillating circuit connect 19 and 18 pins of microprocessor respectively, for electric to control
Road provides basic clock signal.P1.0 and P1.1 ports in the control button circuit connect the 1 and 2 of microprocessor respectively
Pin, release and withdrawal for controlling pedal 2.P2.0, P2.1 and P2.2 port difference in the infrared distance measurement circuit
21,22 and 23 pins of microprocessor are connected, it is made up of the A/D chip of infrared distance measurement module connection, for measuring
To the distance signal of platform, wherein the A/D chip can use MAX187 chips.The full-digital servo motor driver circuit
In P0.0, P0.1 and P0.2 port connect microprocessor 39,38 and 37 pins, microprocessor by P0.0 ports send
One pulse signal carrys out servomotor 6 and rotates forward an angle, and carrying out servomotor 6 to P0.1 ports one pulse signal of transmission inverts
One angle, while controlling the high level and low level of P0.2 ports to control the rotation and stopping of servomotor 6, wherein totally
Driver in word motor servo driver circuit is digit driver, and required voltage is 20-50V, driver control microprocessor
The angle that servomotor 6 can be rotated when device sends a pulse.
The present invention running be：When train is stopped, by controlling circuit judges platform to be which kind of platform, if low station
Platform, attendant is rotated forward by releasing button control servomotor 6, the rack 5 of the engagement pedal 2 of shaft gear 8 bottom, drives pin
Pedal 2 is stretched out, when the front end of pedal 2 lands, and servomotor 6, the locking of servomotor 6, pedal are stopped by travel switch 4
2 fix, passenger getting on/off, and when train prepares to exercise, attendant inverts by withdrawing button control servomotor 6, pedal 2 according to
The slow transitional function of high pulling torque and rear guide roll wheel 3 by shaft gear 8 completes to reclaim.If high platform, pass through infrared distance measurement
Circuit controls circuit to pass through full-digital servo motor driver circuit and controls servomotor 6 according to the distance to platform of measurement
And then control pedal 2 to stretch out suitable stroke.
The program of above-mentioned single-chip microcomputer writes realization with assembler language or C language.Have been shown and described above the present invention's
General principle, principal character and advantage, without departing from the spirit and scope of the present invention, the present invention also have various change and
Improve, these changes and improvements both fall within the scope of claimed invention.
Claims (5)
- The dual-purpose pedal 1. a kind of train with rack is got on or off the bus, it is characterised in that：The car bottom relative with Train door is fixed There is board slot, the board slot is provided with pedal in board slot close to a side opening of Train door, and the end of pedal is provided with rear guide roll Wheel, the front end of pedal is provided with the travel switch for being used for controlling servomotor to stop, and the bottom of pedal is provided with rack, foot-operated The front end side of plate is provided with the servomotor relative with pedal, the gearbox of servomotor connection increase moment of torsion, gearbox Rotating shaft be provided with the shaft gear that is meshed with pedal bottom rack, the control panel of interior is pressed provided with control Button, the inside of control panel is provided with control circuit, and the control circuit is by microprocessor, power circuit, reset circuit, crystal oscillator electricity Road, control button circuit, infrared distance measurement circuit and full-digital servo motor driver circuit composition, wherein microprocessor leads to respectively Cross circuit and power circuit, reset circuit, crystal oscillating circuit, control button circuit, infrared distance measurement circuit and full-digital servo motor Drive circuit is connected, and microprocessor is used to handle the signal received and sends command signal, power supply as central processing unit Circuit is used to provide power supply for whole control circuit, and control button circuit is connected by circuit with control button, the control button Circuit is used for the release and withdrawal for controlling pedal, and infrared distance measurement circuit passes through connection by infrared distance measurement module and A/D chip Composition, infrared distance measurement module gathers the analog signal of distance, and A/D chip is converted to the analog signal on distance collected The recognizable data signal of microprocessor, full-digital servo motor driver circuit is connected with servomotor by circuit, is used for The forward and reverse of servomotor, and the rotation of control servomotor motor and then the distance to control pedal stretching are driven, Described servomotor is the AC servo motor with brake function, and the length of described board slot is 160-170cm, and width is 90-100cm, is highly 9-10cm, and described travel switch is the Direct Action Type travel switch with reset function.
- The dual-purpose pedal 2. the train according to claim 1 with rack is got on or off the bus, it is characterised in that：Described gearbox Rotate than being 1:18-20.
- The dual-purpose pedal 3. the train according to claim 1 with rack is got on or off the bus, it is characterised in that：Described pedal Length is 140-150cm, and width is 70-80cm, and is provided with non-slip bumps on the footrests.
- The dual-purpose pedal 4. the train according to claim 1 with rack is got on or off the bus, it is characterised in that：Described pedal end The rear guide roll wheel at end is 6 groups.
- The dual-purpose pedal 5. the train according to claim 1 with rack is got on or off the bus, it is characterised in that：Described power circuit DC voltage-stabilizing 5V power supplys needed for control circuit are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335939.8A CN104875761B (en) | 2015-06-17 | 2015-06-17 | A kind of train with rack is got on or off the bus dual-purpose pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335939.8A CN104875761B (en) | 2015-06-17 | 2015-06-17 | A kind of train with rack is got on or off the bus dual-purpose pedal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104875761A CN104875761A (en) | 2015-09-02 |
| CN104875761B true CN104875761B (en) | 2017-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510335939.8A Active CN104875761B (en) | 2015-06-17 | 2015-06-17 | A kind of train with rack is got on or off the bus dual-purpose pedal |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774829B (en) * | 2016-03-11 | 2018-12-11 | 河南科技大学 | A kind of automation telescopic pedal component and the vehicle using the pedal assembly |
| CN105644573B (en) * | 2016-03-11 | 2018-08-10 | 河南科技大学 | A kind of guider and telescopic pedal component, vehicle for telescopic pedal component |
| CN109367552A (en) * | 2018-09-29 | 2019-02-22 | 中车唐山机车车辆有限公司 | Rail vehicle platform compensation device and rail vehicle |
| CN110254585B (en) * | 2019-07-11 | 2024-04-09 | 常州舒安车辆有限公司 | Pedal structure of folding electric bicycle |
| CN111619591A (en) * | 2020-06-09 | 2020-09-04 | 南京康尼电子科技有限公司 | Train platform compensator control method and device |
| CN115748349A (en) * | 2022-11-09 | 2023-03-07 | 中国电建集团成都勘测设计研究院有限公司 | Lifting stating step system and lifting method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3724396A (en) * | 1971-02-18 | 1973-04-03 | Vapor Corp | Door system for high low platforms |
| IL121120A (en) * | 1997-06-19 | 2000-12-06 | Sensotech Ltd | Door opening control apparatus |
| KR100492479B1 (en) * | 2002-06-28 | 2005-05-30 | 원충연 | Subway safety stool system |
| CN1418790A (en) * | 2002-12-09 | 2003-05-21 | 吴卓进 | Active foot step for getting on/off train |
| US8020496B1 (en) * | 2008-03-17 | 2011-09-20 | Ignacio Maysonet | Retractable platform device for use with subway trains and associated method |
| CN204659730U (en) * | 2015-06-17 | 2015-09-23 | 河南师范大学 | A kind of train with tooth bar is got on or off the bus dual-purpose pedal |
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2015
- 2015-06-17 CN CN201510335939.8A patent/CN104875761B/en active Active
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| CN104875761A (en) | 2015-09-02 |
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