CN207260024U - Road separator mobile device - Google Patents

Abstract

The utility model discloses road separator mobile device, belong to field of road traffic, the isolation strip transfering conveying device of driver's cabin is respectively provided with including both ends and neck sets reeded safe isolation belt, isolation strip transfering conveying device includes walking chassis and displacement track, conjugate track lower end and U-shaped board is set, the roller coordinated with safe isolation belt groove is hinged with U-shaped board side wall, displacement track cross section is S-type and bottom is in the low structure in middle high both ends, conjugating track includes pickup section, first turnaround section, linear drives section, second turnaround section and placement section, first turnaround section, linear drives section, second turnaround section is fixed in walking chassis, pickup section and placement section are connected with the angle adjustment oil cylinder that driving pickup section and placement section are swung, linear drives section is provided with the hard shoulder linear actuating device of driving safe isolation belt movement.The utility model realizes the smooth movement of safe isolation belt, fast and accurately changes original track form, tackles traffic tidal phenomena.

Description

Road separator mobile device

Technical field

Field of road traffic is the utility model is related to, especially a kind of isolation strip shift unit.

Background technology

With the high speed development of urban construction, the change of people's trip mode, road vehicle increases sharply, before will be every Highway center is installed on from guardrail divides the fixation track mode on road surface equally and influenced actual driving conditions, particularly with having The road of obvious tidal phenomena is especially true." tidal phenomena " of traffic, i.e., the direction magnitude of traffic flow of going down town every morning is big, reversely Flow is small；And at night be then go out of the city direction flow it is big so that produce traffic congestion phenomenon.The isolation guardrail of existing highway Highway middle position is typically situated in, the situation of one direction vehicle congestion can not be alleviated, often results in the traffic of isolation guardrail both sides The phenomenon that order is completely contradicted, to alleviate unidirectional congestion, it is necessary to manually be shifted the isolation guardrail in highway center, To achieve the purpose that to extend track, alleviate congestion, but manual operation is time-consuming and laborious, influences work efficiency.

For the situation, changeable driveway is taken in the transformation of traffic water conservancy diversion（Tide track）Mode carried out traffic group Knit, i.e.,：Morning peak go down town vehicle it is more when, increase is gone down town direction lane number, and reduction is gone out of the city direction lane number, and evening peak is gone out of the city vehicle When more, increase the direction lane number that goes out of the city, reduce direction lane number of going down town.This tide track needs to include isolation strip transfer conveying Device and safe isolation belt two parts, safe isolation belt are often made of multiple end to end hard shoulders, hard shoulder neckband It is fluted, the protrusion coordinated with groove is provided with the transfering conveying device of isolation strip, passes through the shifting of isolation strip transfering conveying device It is dynamic to carry out safe isolation belt to shift the change for realizing track.With more and more being also required to isolation strip of tide track utilization Transfering conveying device and the progress of safe isolation belt two parts are constantly perfect, strengthen the performance of each several part.

Utility model content

The utility model technical issues that need to address are to provide a kind of road separator mobile device, realize safety every From the smooth movement of band, fast and accurately change original track form, tackle the tidal phenomena of traffic.

In order to solve the above technical problems, technical solution is used by the utility model：

Road separator mobile device, including both ends are respectively provided with the isolation strip transfering conveying device of driver's cabin and neck is equipped with The safe isolation belt of groove, the isolation strip transfering conveying device include the walking chassis that can be kept straight on and turn and are arranged on walking The displacement track for changing safe isolation belt position of chassis lower end, the displacement track lower end are provided with U-shaped board, U-shaped board side wall On be hinged with the roller coordinated with the groove of safe isolation belt, displacement track cross section is S-type and bottom is integrally in middle high by two Low structure is held, the pickup section, the first turnaround section, straight line that displacement track includes setting gradually from the front to the back along direction of advance are driven Dynamic section, the second turnaround section and placement section, first turnaround section, linear drives section, the second turnaround section are fixed in walking chassis, The angle adjustment oil cylinder that driving pickup section and placement section swing is connected with the pickup section and placement section, the straight line drives Dynamic section is provided with the hard shoulder linear actuating device of driving safe isolation belt movement.

Technical solutions of the utility model further improvement lies in that：The displacement track includes bottom plate, and the U-shaped board is fixed In bottom plate lower end, the pickup section is connected with the bottom plate of the first turnaround section by crossed joint, second turnaround section and placement section Bottom plate connected by crossed joint, the bottom plate bottom surface at rear portion of the pickup section, the bottom plate bottom surface of the first turnaround section is on backward The inclined inclined-plane in side, the bottom plate bottom surface of the linear drives section is horizontal plane, the bottom of the second turnaround section and the placement section front portion Plate bottom surface is the inclined-plane of inclined downward backward.

Technical solutions of the utility model further improvement lies in that：The hard shoulder linear actuating device includes fixation and is expert at The transfer carriage on chassis is walked, shifts and two rows of opposite driving wheels is provided with carriage, band is connected with the driving wheel The oscillating oil cylinder that opposite two rows of driving wheels step up and unclamp is moved, the driving wheel is connected with the hard shoulder for driving driving wheel to rotate Linear motor drive.

Technical solutions of the utility model further improvement lies in that：The front end of the pickup section and the rearmost end of placement section Roller be horizontally disposed with, conjugate the one end of other rollers of track on the inside of U-shaped board and be inclined upwardly setting, angle of inclination is 45°。

Technical solutions of the utility model further improvement lies in that：The safe isolation belt includes head and the tail and is connected by axis pin Hard shoulder, it is concrete structure inside steel to be outside hard shoulder, and hard shoulder lower end is provided with concrete import, and side is provided with Exhaust outlet.

Technical solutions of the utility model further improvement lies in that：The walking chassis include vehicle body truss, front axle assy, Rear axle assy, the front axle assy, which includes preceding bridge walking variable displacement motor and preceding bridge steering variable motor, the rear axle assy, to be included Rear axle walking variable displacement motor and rear-axle steering variable displacement motor, the angle adjustment oil cylinder, oscillating oil cylinder, hard shoulder Linear Driving horse Reach, preceding bridge walking variable displacement motor, preceding bridge steering variable motor, rear axle walk variable displacement motor, rear-axle steering variable displacement motor by right The hydraulic pump drive answered.

Technical solutions of the utility model further improvement lies in that：The front axle assy includes two connected front-wheels, institute Stating rear axle assy includes two connected trailing wheels, and front wheels and rear wheels dislocation is arranged in S types displacement track both sides.

Technical solutions of the utility model further improvement lies in that：Further include control system, the control system include with The solenoid directional control valve of angle adjustment oil cylinder connection, the solenoid directional control valve and hard shoulder linear motor drive being connected with oscillating oil cylinder The solenoid directional control valve and proportional control valve of connection, the electromagnetism being connected with preceding bridge steering variable motor and rear-axle steering variable displacement motor change Walk to valve, with preceding bridge variable displacement motor and the rear axle solenoid directional control valve that is connected of walking variable displacement motor and proportional control valve, be arranged on Velocity sensor on the near front wheel, the angular transducer being arranged on front axle assy and rear axle assy, be arranged on the pickup of S types track Displacement sensor at section and placement section, each solenoid valve, velocity sensor, angular transducer, displacement sensor are controlled by PLC System.

By adopting the above-described technical solution, the technological progress that the utility model obtains is：

The utility model includes isolation strip transfering conveying device and safe isolation belt, and isolation strip transfering conveying device lower end is set The displacement track of the S types coordinated with safe isolation belt is equipped with, S types conjugate track and keep straight on and turn in isolation strip transfering conveying device Drive under driving safe isolation belt be shifted over, change original track form, tackle the tidal phenomena of traffic.Conjugate in track Coordinate the roller being mounted on U-shaped board side wall contacted with safe isolation belt, sliding contact, resistance smaller, is shifted more suitable Freely.The low structure in middle high both ends is integrally presented in displacement rail base, delays safe isolation belt from ground in transfer process Slowly lift, finally slowly put down, wherein keeping horizontality in middle linear drives section so that the drive of hard shoulder driving device Dynamic process is more convenient for operating.Angle is set to adjust oil cylinder in pickup section and placement section at the same time, by controlling pickup section and placement section The turning that swings with isolation strip transfering conveying device changes the width in tide track, and width adjusting is more random.

Pickup section is connected with the bottom plate of the first turnaround section by crossed joint, and the bottom plate of the second turnaround section and placement section passes through ten Byte connects, and easy to adjust the height of pickup section and placement section in early period assembling process, up and down adjustment can realize the tune of 80mm It is whole, meet the requirement of tire pressure change needs adjustment height；Entrance pickup section realizes the adjustment of left and right translation 120mm, meets The current road face in China sets width 2.75m~3.75m requirements.

Hard shoulder linear actuating device includes the two rows of opposite driving wheels being arranged on transfer carriage, by swinging oil The two rows of driving wheels of cylinder driving step up and unclamp, and adjustable swing oil cylinder causes two rows of drivings when extra driving is not required in isolation strip Wheel is not contacted with safe isolation belt, it is necessary to adjust oscillating oil cylinder when driving so that two rows of driving wheels add safe isolation belt both sides Tightly, then hard shoulder linear motor drive drives driving wheel rotation realization to move offer of the safe isolation belt in displacement track Power.

Pick up the front end of section and the roller of rearmost end of placement section is horizontally disposed with, roller and safe isolation belt can be increased Contact area, easy to accurately pick up and consolidate placement；The one end of other rollers of track on the inside of U-shaped board is conjugated to be inclined upwardly Set, reduce the contact area of roller and safe isolation belt, reduce frictional resistance.

Isolation strip includes the hard shoulder that ending is connected by axis pin, and hard shoulder uses steel reinforced concrete form, i.e., exterior in box hat Portion's concrete perfusion, both ensure that weight, avoid the influence of rainwater or strong wind, and save consumptive material.Hard shoulder lower end is set at the same time There is concrete entrance, side sets exhaust outlet, easy to the perfusion of concrete.

Velocity sensor is set on the near front wheel, by monitoring the speed of the near front wheel in real time to hard shoulder linear motor drive ratio Example control valve is controlled so that the traveling of the near front wheel and the traveling of safe isolation belt match, it is ensured that car is in any speed row When walking, hard shoulder moves, and hard shoulder from demote move on to the right side during do not produce congestion and phenomenon is stretched in drawing.Turn to driving Angular transducer on preceding bridge and steering driving rear axle, it is ensured that the accurate control of rotational angle.Section and placement are picked up in S types track Displacement sensor is set at section, and in place whether detection pickup section and placement section swing.

Brief description of the drawings

Fig. 1 is the utility model front view；

Fig. 2 is the utility model bottom view；

Fig. 3 is enlarged drawing at the A of Fig. 2；

Fig. 4 is enlarged drawing at the B of Fig. 1；

Fig. 5 is hard shoulder structure diagram；

Fig. 6 is the C of Fig. 5 to sectional view；

Wherein, 1, driver's cabin, 2, groove, 3, U-shaped board, 4, roller, 5, pickup section, the 6, first turnaround section, 7, linear drives Section, the 8, second turnaround section, 9, placement section, 10, angle adjustment oil cylinder, 11, bottom plate, 12, transfer carriage, 13, driving wheel, 14, Hard shoulder, 15, concrete import, 16, exhaust outlet, 17, vehicle body truss, 18, front-wheel, 19, trailing wheel, 20, hanging axis.

Embodiment

The utility model is described in further details with reference to embodiment：

As shown in Fig. 1,2,3,4,5 and 6, road separator mobile device, including isolation strip transfering conveying device and safety Isolation strip, isolation strip transfering conveying device both ends are both provided with driver's cabin 1, and safe isolation belt includes what head and the tail were connected by axis pin Hard shoulder 14,14 structure of hard shoulder is similar with existing isolation pier structure, and two opposite faces of 14 neck of hard shoulder are equipped with groove 2, it is concrete structure inside box hat that the outside of hard shoulder 14, which is, unlike the prior art, and hard shoulder lower end is provided with concrete Import 15, side are provided with exhaust outlet 16.Isolation strip transfering conveying device lower end is provided with and the S types of safe isolation belt cooperation Track is conjugated, S types conjugate track and drive safe isolation belt under the drive that isolation strip transfering conveying device is kept straight on and is turned Displacement, changes original track form, tackles the tidal phenomena of traffic.

Isolation strip transfering conveying device includes walking chassis and the displacement track for being arranged on walking chassis lower end, walking chassis It can keep straight on and turn, displacement track is used to change safe isolation belt position.During displacement track cross section is S-type and bottom is in integrally Between the low structure in high both ends, displacement track includes pickup section 5, the first turnaround section set gradually from the front to the back along direction of advance 6th, linear drives section 7, the second turnaround section 8 and placement section 9.Displacement track includes bottom plate 11, and 11 lower end of bottom plate is provided with multiple U-shaped Plate 3, the roller 4 coordinated with the groove of safe isolation belt 2 is hinged with 3 side wall of U-shaped board.Pick up 11 bottom of bottom plate at the rear portion of section 5 Face, 11 bottom surface of bottom plate of the first turnaround section 6 are inclined inclined-plane, 11 bottom surface of bottom plate of the linear drives section 7 are rearwardly and upwardly Horizontal plane, anterior 11 bottom surface of bottom plate of second turnaround section 8 and placement section 9 are the inclined-plane of inclined downward backward, and inclined-plane tilts Angle is 3 °, and pickup section is anterior and placement section rear portion is horizontal plane.First turnaround section 6, linear drives section 7, the second turnaround section 8 are solid It is scheduled in walking chassis, picks up section 5 and placement section 9 is hinged in walking chassis by a hanging axis 20, is specially walking chassis On be provided with arc track, 20 one end of hanging axis and pickup section 5（Placement section 9 connects）Connection, 20 other end of hanging axis are hinged on arc In track.Pickup section 5 is connected with the bottom plate 11 of the first turnaround section 6 by crossed joint, the bottom plate of the second turnaround section 8 and placement section 9 11 are connected by crossed joint, pick up and the angle tune that driving pickup section 5 and placement section 9 swing is connected with section 5 and placement section 9 Whole oil cylinder 10, pickup section 5 and placement section 9 can do angle adjustment along arc track under the action of angle adjusts oil cylinder 10.Pick up Take the roller 4 of the front end of section 5 and the rearmost end of placement section 9 horizontally disposed, conjugate other rollers 4 of track in U-shaped board 3 One end of side is inclined upwardly setting, and angle of inclination is 45 °, and specific implementation can be that U-shaped board lower sidewall is provided with level Or inclined installing plate, roller 4 are installed on horizontal mounting plate by shaft and horizontally disposed situation are presented, roller 4 is logical Cross shaft and the situation being obliquely installed is presented on inclined installing plate.

Linear drives section 7 is provided with the hard shoulder linear actuating device of driving safe isolation belt movement, and hard shoulder linearly drives Dynamic device includes the transfer carriage 12 being fixed in walking chassis, shifts and two rows of opposite driving wheels are provided with carriage 12 13, the oscillating oil cylinder for driving opposite two rows of driving wheels 13 to step up and unclamp is connected with driving wheel 13.Shifting carriage can be with It is four carriages facing each other, oscillating oil cylinder is connected with each carriage, two is realized by the action of oscillating oil cylinder It is a close and remote with respect to carriage.Hard shoulder linear motor drive is connected with driving wheel 13 drives driving wheel 13 to rotate.

Walking chassis includes vehicle body truss 17, front axle assy, rear axle assy, and front axle assy includes two connected front-wheels 18, rear axle assy includes two connected trailing wheels 19, and front-wheel 18 and the dislocation of trailing wheel 19 are arranged in S types displacement track both sides, i.e., before Wheel 18 and trailing wheel 19 are respectively arranged with two curved positions in S type tracks, and also therefore front-wheel 18 and trailing wheel 19 are arranged on car Two diagonal positions at 17 bottom both ends of body truss, cleverly location arrangements wide, the preferred arrangement that avoids vehicle body Truss Design.

Front axle assy includes preceding bridge steering variable motor and preceding bridge walking variable displacement motor, and rear axle assy becomes including rear-axle steering Motor and rear axle walking variable displacement motor are measured, an A6V250 is respectively adopted in preceding bridge steering variable motor and rear-axle steering variable displacement motor Variable displacement motor drives, and front-rear axle realizes the deflection of 20 ° left ~ right 20 ° of angles with vehicle body truss, and forward and backward bridge has brake apparatus respectively. Moved forward and backward by the forward and backward realization of the electric ratio handle of the right hand.Wherein executing agency for example angle adjustment oil cylinder, oscillating oil cylinder, Hard shoulder linear motor drive, preceding bridge steering variable motor, preceding bridge walking variable displacement motor, rear-axle steering variable displacement motor, rear axle row Variable displacement motor is walked by corresponding hydraulic pump drive.The utility model vehicle be between when 4 wheel driven, work the starting stage（Contain into isolation The pier stage）4 wheel driven walk, when hard shoulder enter linear drives section 7 in driven by hard shoulder linear actuating device after after, after vehicle Walking is driven, front-wheel only plays steering-effecting, and bidirectional walking all follows this regulation.

Road separator mobile device includes control system, and control system includes changing with the electromagnetism that angle adjustment oil cylinder is connected The solenoid directional control valve that is connected to valve, with oscillating oil cylinder, the solenoid directional control valve being connected with hard shoulder linear motor drive and ratio control Valve processed, the solenoid directional control valve being connected with preceding bridge steering variable motor and rear-axle steering variable displacement motor, with preceding bridge walking variable displacement motor With the rear axle solenoid directional control valve that connects of walking variable displacement motor and proportional control valve, the velocity sensor being arranged on the near front wheel 18, The angular transducer being arranged on front axle assy and rear axle assy, the displacement being arranged at S types track pickup section and placement section pass Sensor, each solenoid valve, velocity sensor, angular transducer, displacement sensor are controlled by PLC.

Hard shoulder linear motor drive is using four wheel side fixed displacement motors（Motor displacement 160）, and hydraulic system ensures The flow for being diverted to each fixed displacement motor is identical（Diffluence motor is realized）.Solenoid directional control valve control quantifies the positive and negative of wheel-side motor Turn.The proportional control valve that the rotating speed of hard shoulder linear motor drive is controlled by PLC controls, and PLC is according to the speed of travel of the near front wheel The aperture of proportional control valve is controlled, so as to control the rotating speed of 4 wheel-side motors.Hard shoulder linear actuating device has 4 swings Oil cylinder, can clamp hard shoulder side.Controlled using 1 solenoid directional control valve, diffluence motor realizes the synchronous clamping of both sides oil cylinder.

The electrical control of isolation strip transfering conveying device is specific as follows：

Electrical equipment has main control cabinet, A bridge operations handle and control operation platform, B bridge operations handle and control Operation console, hydraulic power unit, driving wheel control valve group（Solenoid directional control valve and proportional control valve）And signal supervisory instrument（Velocity pick-up Device）, drive axle control valve group（Solenoid directional control valve）And signal supervisory instrument（Angular transducer）, driving wheel control valve group（Electromagnetism Reversal valve and proportional control valve）And signal supervisory instrument（Velocity sensor）Formed Deng component（Two driver's cabins point defined in it Wei not A driver's cabins and B driver's cabins）.

Main control cabinet forms：

Main control cabinet is equipped with following electrical equipment：Siemens's programmable controller（PLC）S7-200CPU226 mono-； 16 railway digital amount input/output module EM223 bis-；4-20mA analogue collection modules EM235 tetra-；Temperature collecting module EM231RTD mono-；Breaker four；Voltage transmitter two；Four, contactor；Intermediate relay 46；Slew rate wheel horse Up to one, amplifier of control；Four, running motor proportional valve control amplifier, power conversion module one；Electronic ruler transmitter two It is a.

Realize function：Control cabinet is a set of equipped with Siemens's PLC technology device assembly, is the control of whole tide displacement equipment Core processed, the communication connection between the control and monitoring of whole equipment, data record and storage, PLC and touch-screen etc. is all logical Control cabinet is crossed to realize.

A/B bridge operations platform and handle control：

The utility model is provided with two driver's cabins altogether, and two bridge operations are direction on the contrary, other operated It is complete consistent.

The function to be realized of operation handle shares three：

（a）When the enabled button of driving is only pressed simultaneously swing handle by driving enabled button, before tide displacement equipment ability After advance, enable button release conditions, tide displacement equipment can not advance；

（b）Emergency stop push button emergency stop push button shares two buttons in the upper end of handle, used in parallel, presses and appoints One button of meaning, tide displacement equipment are stopped in emergency；

（c）Driving handle driving handle can be in middle position, be pressed enabled button simultaneously with swing, normal condition lower handle Driving handle is swung forward, and tide displacement equipment is advanced forward, and swing angle is bigger, and the gait of march of tide displacement equipment is also got over It hurry up.Press enabled button and swing backward driving handle, tide displacement equipment travel rearwardly, swing angle is bigger, tide displacement Equipment to travel rearwardly speed also faster.

Operation console includes touch-screen, operation knob and indicator light.

Hydraulic power unit controls：

Hydraulic power unit is the hydraulic power supply of whole isolation strip transfering conveying device action, has diesel engine to drag hydraulic pump pair Hydraulic oil pressurizes, so as to drive flexible and hydraulic motor the rotating of each hydraulic cylinder to control.

Realize that function is as follows in hydraulic power unit part：

（a）Tank temperature detects：Fuel tank is used to monitor the temperature in fuel tank in real time equipped with temperature sensor.Tank temperature is not Can be too high, can not be too low.Temperature it is too high or it is too low can all cause hydraulic oil to fail, therefore start when temperature is less than setting value Heater in fuel tank heats up hydraulic oil；When oil temperature is higher than setting value, the fan above fuel tank will rotate automatically, Wind cooling temperature lowering is carried out, the rotation of fan is driven by hydraulic motor, and the rotating start and stop of fan are carried out by switch valve；

（b）Oil tank liquid level detects：Fuel tank is equipped with two liquid-level switches, and high level switch is switched with low liquid level.Fuel tank reaches Hydraulic oil need to be filled during low liquid level to fuel tank, when fuel tank reaches high liquid level, stops filling hydraulic oil；

（c）High-low pressure monitors：Hydraulic power unit part is provided with 3 pressure switches and 4 pressure sensors, for detecting liquid Press pump turns the pressure value of different pipelines, and alarms, and the state of each pressure sensor numerical value and pressure switch can pass through The corresponding operation interface of touch-screen is monitored；

（d）Pressure difference is alarmed：Hydraulic power unit is equipped with two pressure difference alarm switches, for detecting whether hydraulic system filter blocks up Plug.When plugged filter, pressure difference switch closure, alarm lamp alarm lamp makes corresponding instruction.It should replace or clear up at this time The filter core of filter.

Driving wheel valve group controls：

Isolation strip transfering conveying device requires driving wheel to be servo-actuated during the traveling that works, so as to be hard shoulder Lane change provides certain auxiliary power.The control function of driving wheel valve group is as follows：

（a）The clamping and release of driving wheel：Driving wheel is needed in the state clamped, in transition in tide conjugates operation During be in releasing orientation, by the clamping of bridge operation platform and the corresponding switch valve group of knob control can be unclamped realize The release and clamping of slew rate wheel；

（b）The rotating of slew rate wheel：Tide displacement equipment requires to realize two-way displacement during traveling, and this requires drive Driving wheel direction of rotation will can realize the reversion of both forward and reverse directions.Driving wheel can be controlled by the operational knob that whether is servo-actuated Forward and reverse rotation valve group, so as to fulfill the rotating of driving wheel；

（c）The speed of slew rate wheel is adjusted：The speed of wheel speed is driven to depend on the inclined disc type proportional variable pump of Kodak hydraulic pressure The size of output flow adjust, flow is big, and rotating speed accelerates, and flow is small, slow.This control is by a ratio Amplifier carries out aperture regulation, and the big I of aperture is set by the operation interface of touch-screen；

（d）Driving wheel speed acquisition：Velocity sensor is housed on driving wheel, for detecting slew rate wheel rotating speed hourly, And shown on the touchscreen.

Driving wheel control valve group：

Front and rear wheel walking valve group control mainly changes speed of the isolation strip transfering conveying device during traveling.Its The function of realization is as follows：

（a）High low speed selection：This selection is realized by controlling the high low speed on bridge operation platform to select, and is revolved Turn high low speed selection button, you can control corresponding electromagnetism valve events, and then realize the selection of high low speed；

（b）2/4 drives speed selection：The drive pattern of wheel during displacement operation and transition is different, transition When trailing wheel carry out 2 wheel drives, and it is then 4 wheel drives that front and back wheel drives jointly to conjugate operation, this selection is driven by control Sail 2/4 on the operation console of room to drive selection button to realize, selection button is driven in rotation 2/4, you can corresponding electromagnetism valve events are controlled, into And realize 2/4 drive；

（c）Road speed is adjusted：Road speed is to carry out aperture regulation realizations by four proportional control valves, in control cabinet Amplification board equipped with four pieces of proportioning valves controls the row of front and back wheel to move forward and backward speed respectively.The aperture size of proportioning valve depends on The angle that the operation handle of operating room is swung, swing angle is bigger, and the aperture of proportion electro-magnet is also bigger, so that tide becomes It is also faster for the gait of march of equipment；

（d）Signal acquisition：In the angle that front and back wheel is used to examine car shimmy equipped with angular transducer and velocity sensor With the speed of traveling, and shown on the touchscreen.

Drive axle control valve group：

The effect that forward and backward bridge turns to valve group control is the length of the angle and electronic ruler stretching swung by varying drive axle To change the lane change width of hard shoulder.The function that it is realized is as follows：

（a）The pivot angle adjustment of front and rear drive axle：The swing angle of driver is different during different road widths, by hydraulic pressure The control of the extension elongation of the piston rod of cylinder can change the corresponding pivot angle of drive axle.The measurement accuracy of angular transducer is reachable ± 0.1 degree；

（b）The electronic ruler length adjustment of front and rear drive axle：During different road widths driver drag the length of electronic ruler is not With, the length of electronic ruler can be changed by the control of the extension elongation of the piston rod to hydraulic cylinder.Electronic ruler sensor Reachable ± 0.1 millimeter of measurement accuracy.

The performance of the utility model：

1. movable safety isolation strip minimum bending radius 60m, mountain highway bending radius 30m~60m；

2. isolation strip transfer transport system operating speed 6km/h~10km/h；Transition speed 30km/h；Max. climb slope 15%；

3. movable safety isolation strip transverse shift width 2.75m~3.75m, maximum terrain clearance 200mm；

4. rear bridge driven torque >=15000Nm；

5. delivery track bearing wheels working life：Conjugate operation mileage 5000km.

The parameter of the utility model：

Active length 15.1m；

Maximum functional width 3.75m；

Length of wagon 12.5m；

Body width 2.8m；

Bodywork height 3.6m；

Vehicle wheelbase 8m；

Vehicle zero load 17t；

Vehicle heavy duty 20t；

Travel speed：Heavily loaded 6km/h~10km/h；Underloading 30km/h；

Radius of turn：Single bridge radius of turn 45.7m；Doube bridge radius of turn 22.8m；

Sustainer：6 cylinders（Diesel oil）B170 33 (125kw/2500rpm).

Security configuration：

Headlight, taillight, fog lamp, steering indicating light, viewing-wide lights, flashing lamp, indoor lamp, stand-by lamp（Charging）.

Standard device：

Seat, safety belt, operation console, steering wheel, Emergency traction device（Front and rear configuration）, intercom.

Some specific requirements of the utility model：

1st, Cummins Engine assembly：B170 33 (125kw/2500rpm)；

2. each component actuation and feedback signal processing are controlled using siemens PLC series of PLC；

3. carry 10 inch touchscreens（2 pieces are needed, front and rear each one of driver's cabin）, so that Real-time Feedback（Display）Each action Information（Such as wheel angle, travel speed, hard shoulder linear speed, 2 group storage battery voltages）；

4. the near front wheel of both direction（Two the near front wheels can be produced according to the difference of travel direction）Respectively 1 speed of installation Sensor, and show on the touchscreen；

5. forward and backward bridge distinguishes setting angle sensor, Real-time Feedback vehicle bridge corner, and shows on the touchscreen；

6. each driver's cabin（Two driver's cabins）A set of monitoring of screen in real time and walkie talkie are installed, it is convenient to monitor guide wheel group The inside and outside situation of car is linked up with timely；

7. PLC controls 2 solenoid directional control valves so as to control the rotation direction of the driving variable displacement motor of forward and backward bridge；

8. PLC controls 4 solenoid directional control valve control hard shoulder 4 oscillating oil cylinders of linear actuating device；

9.PLC controls 2 solenoid directional control valve control angle control cylinders；

10. hydraulic oil liquid level sensor is set, by liquid level feedback to PLC, PLC output alarm signals（Sound-light alarm）；

11. setting hydraulic oil temperature sensor, oil temperature is fed back into PLC, PLC output alarm signals（Sound-light alarm）.Oil temperature When reaching high point, start cooling fan；When dropping to low spot, heater is connected；

12. each pump output pressure shows under-voltage and overpressure alarm（Light）.

Claims (8)

1. road separator mobile device, including both ends are respectively provided with driver's cabin（1）Isolation strip transfering conveying device and neck set It is fluted（2）Safe isolation belt, it is characterised in that：The isolation strip transfering conveying device includes the walking that can be kept straight on and turn Chassis and the displacement track for changing safe isolation belt position for being arranged on walking chassis lower end, the displacement track lower end are provided with U-shaped board（3）, U-shaped board（3）The groove with safe isolation belt is hinged with side wall（2）The roller of cooperation（4）, it is transversal to conjugate track Face is S-type and bottom integrally includes setting successively from the front to the back along direction of advance in the low structure in middle high both ends, displacement track The pickup section put（5）, the first turnaround section（6）, linear drives section（7）, the second turnaround section（8）And placement section（9）, described first turn Curved segment（6）, linear drives section（7）, the second turnaround section（8）It is fixed in walking chassis, the pickup section（5）And placement section（9） On be connected with driving pickup section（5）And placement section（9）The angle adjustment oil cylinder to swing（10）, the linear drives section（7） It is provided with the hard shoulder linear actuating device of driving safe isolation belt movement.

2. road separator mobile device according to claim 1, it is characterised in that：The displacement track includes bottom plate （11）, the U-shaped board（3）It is fixed on bottom plate（11）Lower end, the pickup section（5）With the first turnaround section（6）Bottom plate（11）It is logical Cross crossed joint connection, second turnaround section（8）With placement section（9）Bottom plate（11）Connected by crossed joint, the pickup section （5）Rear portion bottom plate（11）Bottom surface, the first turnaround section（6）Bottom plate（11）Bottom surface is inclined inclined-plane rearwardly and upwardly, described Linear drives section（7）Bottom plate（11）Bottom surface is horizontal plane, second turnaround section（8）And placement section（9）Anterior bottom plate （11）Bottom surface is the inclined-plane of inclined downward backward.

3. road separator mobile device according to claim 1, it is characterised in that：The hard shoulder linear actuating device Including the transfer carriage being fixed in walking chassis（12）, shift carriage（12）On be provided with two rows of opposite driving wheels （13）, the driving wheel（13）On be connected with and drive opposite two rows of driving wheels（13）The oscillating oil cylinder for stepping up and unclamping, it is described Driving wheel（13）It is connected with drive driving wheel（13）The hard shoulder linear motor drive of rotation.

4. road separator mobile device according to claim 1, it is characterised in that：The pickup section（5）Front end And placement section（9）Rearmost end roller（4）It is horizontally disposed, conjugate other rollers of track（4）Close to U-shaped board（3）Inner side One end is inclined upwardly setting, and angle of inclination is 45 °.

5. road separator mobile device according to claim 1, it is characterised in that：The safe isolation belt includes head and the tail The hard shoulder being connected by axis pin（14）, hard shoulder（14）It is concrete structure inside steel that outside, which is, and hard shoulder lower end is provided with Concrete import（15）, side is provided with exhaust outlet（16）.

6. road separator mobile device according to claim 3, it is characterised in that：The walking chassis includes vehicle body purlin Frame, front axle assy, rear axle assy, the front axle assy includes preceding bridge walking variable displacement motor and preceding bridge steering variable motor, described Rear axle assy includes rear axle walking variable displacement motor and rear-axle steering variable displacement motor, the angle adjustment oil cylinder, oscillating oil cylinder, isolation Pier linear motor drive, preceding bridge walking variable displacement motor, preceding bridge steering variable motor, rear axle walking variable displacement motor, rear-axle steering become Motor is measured by corresponding hydraulic pump drive.

7. road separator mobile device according to claim 6, it is characterised in that：The front axle assy includes two phases Front-wheel even（18）, the rear axle assy includes two connected trailing wheels（19）, front-wheel（18）And trailing wheel（19）Dislocation is arranged in S Type displacement track both sides.

8. road separator mobile device according to claim 7, it is characterised in that：Further include control system, the control System processed includes the solenoid directional control valve being connected with angle adjustment oil cylinder, the solenoid directional control valve and hard shoulder that are connected with oscillating oil cylinder The solenoid directional control valve and proportional control valve and preceding bridge steering variable motor and rear-axle steering variable displacement motor of linear motor drive connection The solenoid directional control valve of connection, the solenoid directional control valve being connected with preceding bridge walking variable displacement motor and rear axle walking variable displacement motor and ratio control Valve processed, be arranged on the near front wheel（18）On velocity sensor, be arranged on front axle assy and rear axle assy angular transducer, set Put and pick up the displacement sensor at section and placement section, each solenoid valve, velocity sensor, angular transducer, displacement in S types track Sensor is controlled by PLC.