CN201545000U - Anti-collision alarming device for track screen cleaning vehicle - Google Patents
Anti-collision alarming device for track screen cleaning vehicle Download PDFInfo
- Publication number
- CN201545000U CN201545000U CN2009202290785U CN200920229078U CN201545000U CN 201545000 U CN201545000 U CN 201545000U CN 2009202290785 U CN2009202290785 U CN 2009202290785U CN 200920229078 U CN200920229078 U CN 200920229078U CN 201545000 U CN201545000 U CN 201545000U
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- cleaning car
- ultrasonic transduter
- warning device
- arm
- programmable logic
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Abstract
The utility model relates to an anti-collision alarming device for a track screen cleaning vehicle. The device comprises a programmable controller, an ultrasonic sensor (5) and an alarming device, wherein, the programmable controller and the alarming device are arranged on a track screen cleaning vehicle (1); the ultrasonic sensor (5) is arranged at the front end of the blot and soil removing arm (3) of the track screen cleaning vehicle; the output terminal of the ultrasonic sensor (5) is connected with the signal input terminal of the programmable controller; and the alarming device is controlled by the programmable controller. The anti-collision alarming device provided by the utility model adopts an active protection method, is based on ultrasonic wave technology, and can give out an alarm when the blot and soil removing arm is a certain distance from an obstacle in front, so as to warn an operating staff to bypass the obstacle.
Description
Technical field
The utility model relates to the anticollision warning device on the track cleaning car, particularly track cleaning car.
Background technology
Railway line is exposed in the Nature all the year round, and fallen coal dust, breeze etc. all can be invaded ballast aggregate on wind sand dust soil, rubbish dirt, the lorry.The own mechanical wear that impact when adding because of the dynamic action of train and line tamping causes, As time goes on the increase of freight volume, the space between its bulk becomes with regard to being clogged by foul gradually and hardens.The drainage performance of ballast aggregate, load-carrying capacity reduce, and have lost due elasticity, have aggravated the vibration and the impact of rolling stock, therefore must carry out cleaning to railway roadbed termly, reject dirty soil, replenish new quarrel.The ballast cleaning car is the main large-scale maintenance machinery of track circuit overhaul construction, the ballast cleaning car can be under the situation of not removing the section of track, by the digger chain motion ballast aggregate under the section of track is dug out, vibrating grizzly sieves the ballast aggregate that digs out, and dirty soil is thrown in the both sides or material transport vehicle of this machine the place ahead circuit by dirty dust conveyer belt.The cleaning car turns round dirty native conveying arm in the course of the work owing to the operation needs, has the situation of infection thread bar boundary, if misoperation can cause the damage of power supply, electric affair equipment, influence construction and traffic safety cause very serious consequence.
The relevant railway roadbed cleaning unit of the current subordinate of the Ministry of Railways is when using the ballast cleaning car, all adopt the mode of manual observation, get rid of knee-joint nearby during square obstacle when the dirty soil of cleaning car, get rid of arm by personnel under the car with loud horn or the dirty soil of interphone notice cleaning car operating personal operation and get around obstacle.Because the on-the-spot dirt of sorting operation is heavy, noise is big, adopt the mode of artificial notice cleaning car operating personal to fall behind, and sometimes under the car personnel because of human negligence, tend to cause the error in the work, cause the dirty soil of cleaning car to get rid of arm and knock the place ahead obstacle, cause the damage of electric affair equipment, influence construction and traffic safety.
In order to overcome the intrinsic defective of artificial prompting means, people have designed a kind of scheme of getting rid of the crashproof string of a musical instrument of installation on the arm at the dirty soil of cleaning car, when the dirty soil eliminating of cleaning car arm contacts with the place ahead obstacle, the compressing string of a musical instrument is to drive the main switch action, cleaning car revolution dirty dust conveyer belt can't be swung to contacting direction, and the cleaning car stops.This scheme belongs to a kind of safeguard procedures of passive type, can prevent to get rid of the damage that the arm collision causes equipment because of the dirty soil of cleaning car, but when this scheme has collided obstacle at the dirty soil eliminating of cleaning car arm, the just action of this device, and can cause the cleaning car to stop, the continuity of influence construction, and also screen scarifier stops and must retreat, the dirty soil of swing is got rid of arm then, with the cut-through thing.What is more, if cleaning car running velocity is fast slightly, because inertia will collide obstacle with very big power, causes accident to produce.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of track cleaning car anticollision warning device is provided, and this device can be got rid of the arm signal that give the alarm before may clobber at the dirty soil of cleaning car.
The utility model solves the problems of the technologies described above the technical scheme that is adopted:
Track cleaning car anticollision warning device, it comprises Programmable Logic Controller, ultrasonic transduter and warning device; Programmable Logic Controller, warning device are arranged on the track cleaning car, ultrasonic transduter is arranged on the dirty soil of track cleaning car and gets rid of the arm front end, the mouth of ultrasonic transduter is connected with the signal input part of Programmable Logic Controller, and warning device is by Controlled by Programmable Controller.
In the such scheme, track cleaning car anticollision warning device also comprises stepping motor, the Drive Module that is used to drive the ultrasonic transduter rotation sweep, and Programmable Logic Controller is by Drive Module control step motor.
In the such scheme, stepping motor is arranged on the front end that dirty soil is got rid of arm, and ultrasonic transduter is arranged on the output shaft of stepping motor.
In the such scheme, the ultrasonic transduter both sides be respectively equipped be used for the ultrasonic transduter rotation sweep spacing near switch, be connected with the signal input part of Programmable Logic Controller near the mouth of switch.
Compared with prior art, the utility model track cleaning car anticollision warning device has the following advantages:
1, the utility model is a kind ofly initiatively to protect mode, get rid of arm anticollision warning device based on the dirty soil of the cleaning car of ultrasonic technology, can get rid of arm at dirty soil and send alerting signal apart from obstacle a distance, the place ahead, and alert gets around obstacle.
2, track cleaning car anticollision warning device also comprises the stepping motor that is used to drive the ultrasonic transduter rotation sweep, can drive ultrasonic transduter and rotate back and forth scanning about in certain circular arc degree scope, has improved the monitoring range of ultrasonic transduter.
3, the ultrasonic transduter both sides be provided be used for the ultrasonic transduter rotation sweep spacing near switch, near the output signal of switch input Programmable Logic Controller, Programmable Logic Controller is according to the output signal control step motor commutation near switch.
The utility model track cleaning car anticollision warning device has overcome based on the intrinsic subjectivity of artificial type of alarm, has reduced labour intensity, has improved the reliability and the safety of track cleaning car operation.
Description of drawings
Fig. 1 is the structured flowchart of the utility model embodiment
Fig. 2 is the structural representation of the utility model embodiment
Fig. 3 is ultrasonic transduter and the structural representation that concerns near the switch position
Fig. 4 is the Programmable Logic Controller software flow pattern
Fig. 5 is the control system schematic diagram
Fig. 6 is and the corresponding control system signal of Fig. 5 connection diagram
The specific embodiment
Below in conjunction with accompanying drawing the utility model is made further detailed explanation.
The utility model track cleaning car anticollision warning device embodiment as shown in Figure 1, it comprises Programmable Logic Controller PLC, ultrasonic transduter, the stepping motor that is used to drive the ultrasonic transduter rotation sweep, Drive Module, near switch and warning device.The mouth of ultrasonic transduter is connected with the signal input part of Programmable Logic Controller, and warning device is by Controlled by Programmable Controller.Programmable Logic Controller is by Drive Module control step motor 4.Mouth near switch 6 is connected with the signal input part of Programmable Logic Controller.Programmable Logic Controller, warning device are arranged on the track cleaning car.
As shown in Figure 2, present embodiment is installed on the track cleaning car of operation on the track 2, and stepping motor 4 is arranged on the front end that dirty soil is got rid of arm 3, and ultrasonic transduter 5 is arranged on the output shaft of stepping motor 4.Dirty soil is got rid of about 5 meters of arm brachiums, and the ultrasonic transduter position is positioned at dirty native 1 meter of front end of getting rid of arm, and ultrasonic transduter 5 points to dirty soil eliminating arm and becomes 90 degree vertical.
As shown in Figure 3, ultrasonic transduter 5 both sides be respectively equipped be used for the ultrasonic transduter rotation sweep spacing near switch 6.
Programmable Logic Controller adopts the PLC of the 222CPU of Siemens S7-200 series, its integrated 8 inputs/6 output is totally 14 digital quantity I/O points, expansion analog quantity load module, adopt RS485 communication/programming port to link to each other with ultrasonic transduter, the digital quantity of reception ultrasonic transduter and the input of analog quantity are also carried out analyzing and processing, Programmable Logic Controller output alarm signal when dirty soil is got rid of arm apart from 10 meters of the place ahead obstacle, warning device is reported to the police, and alert gets around obstacle; Outputting parking signal when 2 meters of distance the place ahead obstacle is to guarantee cleaning garage car safety.
PLC uses the 24V direct supply, the operation of output digital quantity alerting signal alert, or output analog quantity parking voltage signal stops.Simultaneously, PLC also output frequency is that the impulse singla, commutation signal, unlocking signal of 100KHz given stepper motor driver, with the drive stepping motor commutation, and rotates back and forth in 120 degree scopes.
Ultrasonic transduter adopts the compact series M30 K3 type of the PXS400 of Siemens IP65 industrial protection grade, its operating temperature is-25 ℃-+70 ℃, use direct current 24V power supply, detect when in 10 meters scopes obstacle being arranged the output digital quantity signal and give the PLC module to send alerting signal, output analog quantity voltage signal gives PLC to send stop signal when continuing to detect obstacle in 2 meters scopes.
Stepping motor and Drive Module adopt four seas board two phase mixing stepping motor and Drive Module thereof, and the stepping motor step size is 0.9 degree, and insulation resistance is issued to 100M Ω for the condition at direct current 500V, and the ambient temperature of work is-10 ℃-+55 ℃.It receives the impulse singla of stepper motor driver output, and drive stepping motor is rotated a step size by the direction of setting.Control this stepping motor angular displacement and rotative speed by PLC module controls pulse number and control wave frequency.
Drive Module is the two phase mixing stepper motor driver, receive the impulse singla of PLC output, amplify, after the shaping, adopt the PWM mode to drive, have that operating voltage range is wide, efficient is high, phase current, the segmentation number is adjustable, automatically the characteristics of semi-fluid, working current is 1A, and drive stepping motor rotates back and forth about 120 spend in the circular arc scopes.
Near switch is capacitive approach switch, adopting open contact, the working power of the PNP output of two M18 types is the capacitive approach switch of direct current 24V, its operating ambient temperature :-25 ℃-80 ℃, degree of protection is IP67, should detect the position that is installed in the ultrasonic transduter on the step motor shaft near switch, about the control step motor is in 120 degree circular arc scopes, rotate back and forth.
The utility model track cleaning car anticollision warning device embodiment can carry out flexible configuration with different construction environments according to different cleaning vehicles on the basis with upper module.
The principle of work of present embodiment is: when the trade slag cleaning of marching forward of track cleaning car, dirty native the eliminating in the 120 degree scopes of arm the place ahead, when 10 meters distant places run into obstacle of cleaning car, the ultrasonic transduter output signal that is installed on the anticollision warning device on the dirty soil eliminating arm is given PLC.PLC is the central process unit of this device, it receives 120 degree left and right directions signals near the switch input, the digital quantity signal and the analog signals of ultrasonic transduter, is responsible for sending the impulse singla of stepper motor driver, the turn sign of stepping motor, 10 meters obstacle alerting signals and 2 meters obstacle stop signals.Ultrasonic transduter sends the super sonic that frequency is 60KHz, run into and send digital quantity signal behind the obstacle at 10 meters, the place ahead and give PLC, if the operating personal not dirty soil of operation is in time got rid of arm cut-through thing, still there is obstacle in 2 meters forwardly, and it sends the stop signal of analog quantity and gives PLC; Capacitive approach switch is installed the both sides with ultrasonic transduter, is 120 degree with the angle that guarantees the stepping motor left rotation and right rotation, and can indicate whether normal operation of stepping motor and Drive Module; Stepping motor is under the control of Drive Module, and 120 degree swing back and forth about the drive ultrasonic transduter, to increase the detection range of ultrasonic transduter; Driver module receives impulse singla and the turn sign of PLC, through amplification, shaping rear drive stepping motor.
As shown in Figure 4, PLC sends pulse and direction signal and gives Drive Module under the normal circumstances, Drive Module with pulse and direction signal amplify, shaping, drive stepping motor rotates back and forth about in 120 degree scopes then, continuous working so goes round and begins again.When the trade slag cleaning of marching forward of track cleaning car, the dirty soil of cleaning car is got rid of in the 120 degree scopes of arm the place ahead, when 10 meters distant places run into obstacle, be installed in a ultrasonic transduter analog signals of output and a digital quantity signal on the anticollision warning device on the dirty soil eliminating arm, send PLC to.After PLC carried out analyzing and processing to the output signal of ultrasonic transduter, the control warning device sent the sound and light alarm signal, got around obstacle to remind the dirty soil of operating personal operation to get rid of arm.In time walk around obstacle if vehicle operator is got rid of arm with dirt soil, then got back to the initial condition continuous working that goes round and begins again again.If the vehicle operator not in time dirty soil of swing is got rid of arm cut-through thing, the shut-off valve that this warning device can output signal control track cleaning car when dirty soil is got rid of arm apart from 2 meters on the place ahead obstacle, control track cleaning car automatic train stop.To come back to initial condition behind the dirt soil eliminating arm cut-through thing after waiting for parking, continuous working again goes round and begins again.
Control system schematic diagram as shown in Figure 5, PLC links to each other output pulse signal and direction signal with Drive Module by 2 AVR copper cash; Drive Module links to each other with 2 phase coils of stepping motor by 4 PVC copper cash, output A+, A-, B+, B-signal; Ultrasonic transduter links to each other with the PLC module by 2 core MKVV shielded cables, exports 10 meters obstacle warning digital signals and 2 meters obstacle parking analog signals; PLC links to each other with track cleaning car shut-off valve with alarm device in the cleaning car by 2 AVR copper cash, and output alarm signal and stop signal are to the cleaning car; Capacitive approach switch links to each other with PLC by 2 core MKVV shielded cables, exports left and right 120 degree signals respectively and gives PLC, and PLC gives Drive Module according to this signal output direction signal.Wherein, the 24V direct supply that provides on the cleaning car all is provided for PLC, ultrasonic transduter module, capacitive approach switch, stepping motor and Drive Module thereof, and their positive source is connected together, and uses the 24V direct current (DC); Power cathode also is connected together, and links to each other with the earth.PLC is by control power supply control warning device and track cleaning car shut-off valve.
Control system schematic diagram as shown in Figure 5, its signal connection diagram as shown in Figure 6.
Claims (4)
1. track cleaning car anticollision warning device, it is characterized in that: it comprises Programmable Logic Controller, ultrasonic transduter (5) and warning device; Programmable Logic Controller, warning device are arranged on the track cleaning car (1), ultrasonic transduter (5) is arranged on the dirty soil of track cleaning car and gets rid of arm (3) front end, the mouth of ultrasonic transduter (5) is connected with the signal input part of Programmable Logic Controller, and warning device is by Controlled by Programmable Controller.
2. track cleaning car anticollision warning device as claimed in claim 1, it is characterized in that: it also comprises stepping motor (4), the Drive Module that is used to drive the ultrasonic transduter rotation sweep, and Programmable Logic Controller is by Drive Module control step motor (4).
3. track cleaning car anticollision warning device as claimed in claim 2 is characterized in that: stepping motor (4) is arranged on the front end that dirty soil is got rid of arm (3), and ultrasonic transduter (5) is arranged on the output shaft of stepping motor (4).
4. track cleaning car anticollision warning device as claimed in claim 3, it is characterized in that: ultrasonic transduter (5) both sides be respectively equipped be used for the ultrasonic transduter rotation sweep spacing near switch (6), be connected with the signal input part of Programmable Logic Controller near the mouth of switch (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202290785U CN201545000U (en) | 2009-10-27 | 2009-10-27 | Anti-collision alarming device for track screen cleaning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202290785U CN201545000U (en) | 2009-10-27 | 2009-10-27 | Anti-collision alarming device for track screen cleaning vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201545000U true CN201545000U (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202290785U Expired - Fee Related CN201545000U (en) | 2009-10-27 | 2009-10-27 | Anti-collision alarming device for track screen cleaning vehicle |
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| CN (1) | CN201545000U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225242A (en) * | 2012-12-26 | 2013-07-31 | 金鹰重型工程机械有限公司 | Control device for rail lifting mechanism to pass fishplates on railway line automatically |
| CN103264715A (en) * | 2013-06-05 | 2013-08-28 | 株洲时代电子技术有限公司 | Alarming method for safety of ultralimit construction operation of railway ballast cleaning vehicle |
| CN103264713A (en) * | 2013-06-05 | 2013-08-28 | 株洲时代电子技术有限公司 | Alarming system for safety of ultralimit construction operation of railway ballast cleaning vehicle |
| CN103308905A (en) * | 2013-06-06 | 2013-09-18 | 湖南农业大学 | Collision prevention device and method for ballast screening machine |
| CN103371854A (en) * | 2012-04-13 | 2013-10-30 | 深圳市蓝韵实业有限公司 | Four-dimensional ultrasonic probe drive method and device |
| CN104532698A (en) * | 2014-12-26 | 2015-04-22 | 北京二七轨道交通装备有限责任公司 | Electrical system of ballast shoulder cleaning machine |
| CN109204347A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | The control strategy of rail engineering automobile and rail engineering automobile |
| US11127283B2 (en) | 2016-07-25 | 2021-09-21 | Drb Systems, Llc | Systems and methods to prevent carwash collisions |
-
2009
- 2009-10-27 CN CN2009202290785U patent/CN201545000U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103371854A (en) * | 2012-04-13 | 2013-10-30 | 深圳市蓝韵实业有限公司 | Four-dimensional ultrasonic probe drive method and device |
| CN103371854B (en) * | 2012-04-13 | 2015-07-22 | 深圳市蓝韵实业有限公司 | Four-dimensional ultrasonic probe drive method and device |
| CN103225242A (en) * | 2012-12-26 | 2013-07-31 | 金鹰重型工程机械有限公司 | Control device for rail lifting mechanism to pass fishplates on railway line automatically |
| CN103264715A (en) * | 2013-06-05 | 2013-08-28 | 株洲时代电子技术有限公司 | Alarming method for safety of ultralimit construction operation of railway ballast cleaning vehicle |
| CN103264713A (en) * | 2013-06-05 | 2013-08-28 | 株洲时代电子技术有限公司 | Alarming system for safety of ultralimit construction operation of railway ballast cleaning vehicle |
| CN103264715B (en) * | 2013-06-05 | 2015-10-21 | 株洲时代电子技术有限公司 | Railway ballast cleaning car transfinites construction operation safety alarm method |
| CN103264713B (en) * | 2013-06-05 | 2016-03-23 | 株洲时代电子技术有限公司 | Railway ballast cleaning car transfinites construction operation sacurity alarm system |
| CN103308905A (en) * | 2013-06-06 | 2013-09-18 | 湖南农业大学 | Collision prevention device and method for ballast screening machine |
| CN103308905B (en) * | 2013-06-06 | 2015-12-23 | 湖南农业大学 | A kind of ballast screen scarifier collision avoidance system and method |
| CN104532698A (en) * | 2014-12-26 | 2015-04-22 | 北京二七轨道交通装备有限责任公司 | Electrical system of ballast shoulder cleaning machine |
| US11127283B2 (en) | 2016-07-25 | 2021-09-21 | Drb Systems, Llc | Systems and methods to prevent carwash collisions |
| CN109204347A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | The control strategy of rail engineering automobile and rail engineering automobile |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20101027 |