CN115492041B - Straddle type monorail operation comprehensive vehicle - Google Patents
Straddle type monorail operation comprehensive vehicleInfo
- Publication number
- CN115492041B CN115492041B CN202211311380.1A CN202211311380A CN115492041B CN 115492041 B CN115492041 B CN 115492041B CN 202211311380 A CN202211311380 A CN 202211311380A CN 115492041 B CN115492041 B CN 115492041B
- Authority
- CN
- China
- Prior art keywords
- vehicle body
- vehicle
- contact rail
- working platform
- monorail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
- E01H8/02—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast
- E01H8/06—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast essentially by driven tools clearing instruments, e.g. rotary cutting tools or brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
- B61B13/04—Monorail systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
- B61D15/12—Railway inspection trolleys power propelled
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
- E01H8/10—Removing undesirable matter from rails, flange grooves, or the like railway parts, e.g. removing ice from contact rails, removing mud from flange grooves
- E01H8/105—Pneumatically or hydraulically loosening, removing or dislodging undesirable matter, e.g. removing by blowing, flushing, suction; Application of melting liquids; Loosening or removing by means of heat, e.g. cleaning by plasma torches, drying by burners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The application discloses a straddle type monorail operation comprehensive vehicle which comprises a vehicle body, a snow sweeping device, two groups of contact rail brushing devices, a high-altitude operation platform and a side carriage working platform, wherein the snow sweeping device is positioned at the end part of the vehicle body in the advancing direction and comprises a snow sweeping roller and a horizontal brushing shaft motor, any one contact rail brushing device comprises bristles and a brushing shaft, the bristles are propped against a contact rail on a single rail beam, a nozzle is used for spraying high-pressure water to three outer surfaces of the contact rail, the high-altitude operation platform is rotatably arranged on the vehicle body and used for driving personnel to move up and down and/or rotate so as to overhaul the upper line or the lower line of the vehicle body, the side carriage working platform comprises a vertical telescopic arm connected with the vehicle body, and the end part of the vertical telescopic arm is rotatably provided with an operation platform, and the bottom of the operation platform is provided with a horizontal telescopic arm. The operation comprehensive vehicle adopting the mode can have the functions of overhauling the rail-side equipment above and below the single rail beam, has the functions of scrubbing and high-pressure flushing of the contact rail, and ensures the cleaning effect through two modes of scrubbing and flushing.
Description
Technical Field
The application relates to the technical field of monorail operation vehicles, in particular to a straddle type monorail operation comprehensive vehicle.
Background
The track side equipment of the straddle type monorail line comprises a signal machine, a lightning rod, a lightning protection box, a cable on the wall surface of a tunnel, a contact rail and a finger-shaped plate. In order to ensure the safe operation of the daily electric bus, workers need to regularly overhaul the rail side equipment, so that potential risks of loosening and falling off, abnormal deformation, cracking to fracture, serious corrosion, aging damage and the like of the fastening pieces of the rail side equipment are eliminated. Because the track side equipment is at the two sides of the high-altitude line, personnel overhaul modes cannot be adopted, and the existing operation vehicle cannot have the overhaul functions of the track side equipment above and below the single track beam.
Secondly, when there is snow in the straddle type monorail line, in order not to influence line operation, the staff has to remove snow at night, avoids the phenomenon that the electric bus running wheel slips sit because of snow ice at night. In addition, the contact rail is located the both sides of single rail roof beam, also can exist snow icing phenomenon, and snow piles up and can lead to unable normal current-collecting, can cause the current collector shoe to receive the serious wearing and tearing of flow face or even damage's result simultaneously. The special snow sweeper for winter snow removal of the road streets cannot be directly used for snow removal of a monorail line.
In order to solve the problems, how to design a straddle type monorail operation comprehensive vehicle which has the functions of overhauling the rail side equipment above and below a single rail beam and has the functions of scrubbing and high-pressure flushing of a contact rail and ensures the cleaning effect through two modes of scrubbing and flushing is a technical problem to be solved by the technicians in the field.
Disclosure of Invention
The application aims to provide a straddle type monorail operation comprehensive vehicle which can have the functions of overhauling equipment beside a rail above and below a single rail beam, has the functions of scrubbing a contact rail and high-pressure flushing, and ensures the cleaning effect through two modes of scrubbing and flushing.
In order to achieve the above purpose, the present application provides a straddle type monorail operation comprehensive vehicle, which comprises a vehicle body walking on a monorail Liang Liangmian, and further comprises:
The snow sweeping device is positioned at the end part of the vehicle body in the travelling direction and comprises a snow sweeping roller abutted against the beam surface of the single rail beam and a horizontal brush shaft motor for driving the snow sweeping roller to rotate, and the snow sweeping roller is arranged on the vehicle body through a lifting oil cylinder;
two groups of contact rail brushing devices are respectively clamped at two sides of the monorail beam, any one contact rail brushing device comprises bristles and a brush shaft for driving the bristles to rotate, the bristles are abutted against the contact rail on the monorail beam, the bristles are attached to three surfaces of the contact rail, the end parts of the brush shaft are connected with the power end of a vertical brush shaft motor, a nozzle is arranged on the brush shaft and used for spraying high-pressure water to the three surfaces of the contact rail;
the aerial working platform is rotatably arranged on the vehicle body and used for driving personnel to move up and down and/or rotate so as to overhaul the ascending line or the descending line of the vehicle body by the personnel;
The side carriage working platform is located at the lower part of the car body and comprises a vertical telescopic arm connected with the car body, the vertical telescopic arm deviates from the end part of the car body and rotates to set a working platform, the bottom of the working platform is provided with a horizontal telescopic arm, and the horizontal telescopic arm is used for expanding the width of the working platform in the horizontal direction.
Preferably, the snow sweeping device further comprises:
the lifting cylinder is fixed on the vehicle body and used for lifting or lowering the snow sweeping roller;
the bearing block comprises a left bearing block and a right bearing block, wherein the left bearing block and the right bearing block are respectively arranged at two ends of a rotating shaft of the snow sweeping roller, and the left bearing block and the right bearing block are respectively connected with power ends of two lifting cylinders.
Preferably, any of the contact rail brushing device further comprises:
The baffle is positioned above the monorail beam and is propped against the monorail Liang Liangmian, and is used for preventing snow cleaned by the snow sweeping device or the contact rail brushing device from splashing on the monorail beam;
and the pushing and retracting hydraulic cylinder is used for adjusting the fitting degree between the bristles and the contact rail or separating the bristles from the contact rail.
Preferably, any of the contact rail brushing apparatus further comprises a water supply system comprising:
A water tank for storing washing water;
A detergent box for storing detergent;
a metering diaphragm pump for quantitatively extracting the detergent in the detergent tank;
a centrifugal pump for pumping the washing water in the water tank and delivering the washing water to the nozzle at a high pressure of 5-20 bar;
and a solenoid valve for controlling whether the detergent is mixed with the output high-pressure water.
Preferably, the aerial work platform comprises:
a rotating base rotating on the vehicle body;
The first arm support is hinged with the rotating base, and a first oil cylinder and a second oil cylinder are hinged to two sides of the first arm support;
The second arm support is hinged with the first arm support, and a third oil cylinder hinged with the second arm support is arranged on the first arm support;
A personnel basket hinged with the end part of the second arm support, which is away from the first arm support, and a fourth oil cylinder hinged with the personnel basket is arranged on the second arm support;
The first oil cylinder, the second oil cylinder and the first arm support are used for adjusting the vertical extension or recovery of the personnel basket to a horizontal posture, the third oil cylinder and the second arm support are used for adjusting the vertical height of the personnel basket, and the fourth oil cylinder is used for adjusting the horizontal posture of the personnel basket.
Preferably, the maximum stroke of the vertical telescopic arm is 2.24m and is driven by a two-stage hydraulic cylinder, the rotating device of the side carriage working platform adopts a hydraulic motor-rotary speed reducer driving mode, the rotating angle is 180 degrees at most, the horizontal telescopic arm is driven by a single-stage hydraulic cylinder, and the maximum stroke is 1m.
Preferably, the side car working platform further comprises:
The camera is used for recording pictures on the operation platform;
the first sensor is positioned on the vertical telescopic arm and is used for detecting whether the stretching stroke of the vertical telescopic arm is in place or not;
The second sensor is used for detecting whether the extension stroke of the horizontal telescopic arm is in place;
And the ultrasonic sensor is positioned at the end part of the working platform and used for detecting whether the working platform has an obstacle around during the action.
Preferably, the straddle-type monorail operation comprehensive vehicle further comprises:
the power battery is fixed in the vehicle body, adopts a lithium iron phosphate battery and is used for providing electric energy for the whole vehicle;
the motor inverter is positioned in the lower hanging box body below the vehicle body and is used for supplying DC624V direct current output by the power battery to the traction inverter, converting the DC624V direct current into AC380V three-phase alternating current with adjustable frequency and voltage through the traction inverter and supplying power to the driving motor;
The auxiliary inverter is positioned in the lower hanging box body below the vehicle body and is used for supplying DC624V direct current output by the power battery to an AC380V, AC220V, DC V voltage system, so that the power consumption requirements of all loads of the vehicle are met.
Preferably, the vehicle body includes:
a cab for personnel to drive the vehicle body;
The chassis is used for supporting the vehicle body, walking wheels are arranged on the chassis, and the walking wheels are used for walking on the single rail beam;
The bogie comprises a driving running part and a hydraulic braking part, wherein the driving running part drives the running wheels to move through the driving motor, and when the braking force provided by the driving running part is smaller than the total required braking force of the vehicle, the hydraulic braking part automatically supplements the difference braking force part.
Preferably, the straddle-type monorail working integrated vehicle further comprises a hydraulic system, wherein the hydraulic system is arranged on the vehicle body and is used for providing all hydraulic power sources for the vehicle.
Compared with the background technology, the application provides a side carriage working platform and an overhead working platform, which have the functions of overhauling the rail side equipment above and below the single rail beam. The vehicle is provided with a contact rail washing device, the push-and-pull hydraulic cylinder is used for adjusting brushing amount and lateral distance between the nozzle and the contact rail, and the vehicle is suitable for brushing operation of different radius curve section lines, and mechanical impact is not generated on the surface of the contact rail. If the electric bus runs on snowy days, the snow sweeping device is additionally arranged to finish snow sweeping operation, so that the problem that the electric bus cannot normally run due to the fact that the monorail beam runs on the surface of snow on snowy days is solved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a construction of a straddle-type monorail operation integrated vehicle according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a front structure of a straddle-type monorail working vehicle according to an embodiment of the present application;
FIG. 3 is a schematic diagram of an internal arrangement structure of a straddle-type monorail operation integrated vehicle according to an embodiment of the present application;
FIG. 4 is a schematic top view of a straddle-type monorail operation vehicle according to an embodiment of the present application;
FIG. 5 is a cross-sectional view A-A of FIG. 3;
FIG. 6 is a schematic diagram of a side car working platform of a straddle-type monorail working vehicle according to an embodiment of the present application;
FIG. 7 is a schematic diagram of a front structure of a side car working platform of a straddle-type monorail working integrated vehicle according to an embodiment of the present application;
FIG. 8 is a schematic side view of a side car working platform of a straddle-type monorail working vehicle according to an embodiment of the present application;
FIG. 9 is a schematic diagram of a contact rail brushing device of a straddle-type monorail operation integrated vehicle according to an embodiment of the present application;
FIG. 10 is a schematic diagram of a snow sweeping device of a straddle-type monorail operation integrated vehicle according to an embodiment of the present application;
FIG. 11 is a schematic view of an aerial work platform arrangement structure of a straddle-type monorail work integrated vehicle according to an embodiment of the present application;
Fig. 12 is a schematic diagram of a water supply system arrangement structure of a straddle-type monorail operation integrated vehicle according to an embodiment of the present application.
In the figure, a signal machine 1-a lightning protection box 2-a track beam pier 3-a track beam 4-a single track beam 5-a lightning rod 6-a contact rail 7-a high-altitude operation platform 71-a personnel basket 72-a rotating mechanism 73-a first oil cylinder 74-a first arm support 75-a second oil cylinder 76-a second arm support 76-a third oil cylinder 77-a fourth oil cylinder 78-a fourth oil cylinder 79-a rotating base 8-a snow sweeping device 81-a lifting oil cylinder 82-a right bearing seat 83-a snow sweeping roller 84-a left bearing seat 85-a horizontal brush shaft motor 9-a contact rail brushing device 91-a baffle plate 92-a vertical brush shaft motor 93-a nozzle 94-a brush bristle 95-a push-pull hydraulic cylinder 96-a bearing seat 10-a cab 11-a power battery 12-a water supply system 121-a water tank 122-a centrifugal pump 123-a solenoid valve 124-a metering diaphragm pump 125-a washing agent box 13-a hydraulic system 14-a bogie 15-a side carriage working platform 151-a vertical arm 152-a vertical motor 152-a telescopic bracket, a telescopic bracket 152-a horizontal motor 152-a telescopic bracket 152-a vertical motor 152-a horizontal motor 152-a telescopic boom device 152-a horizontal motor 155-a telescopic bracket 156-a telescopic bracket 17-a lower-a telescopic bracket 17-a sensor system and an inverter system 17-a telescopic bracket and a 20-a power inverter system.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The present application will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present application.
As shown in fig. 1 to 5, the embodiment of the application provides a straddle-type monorail operation comprehensive vehicle, which comprises a vehicle body, a snow sweeping device 8, a contact rail brushing device 9, an aerial operation platform 7 and a side carriage working platform 15, wherein the vehicle body is used as an integral frame of the operation comprehensive vehicle, walks on the beam surface of a monorail beam 4, the monorail beam 4 is positioned on a track beam pier 3, the snow sweeping device 8 is positioned at the end part of the vehicle body in the traveling end direction of the monorail beam 4, the traveling end direction refers to the traveling direction of the vehicle body along the monorail beam 4, and specifically comprises a forward traveling direction and a reverse traveling direction, and belongs to the traveling end direction of the vehicle body.
It should be noted that, as shown in fig. 10, the snow sweeping device 8 further includes a lift cylinder 81 and a bearing block, the lift cylinder 81 is fixed on the vehicle body and is used for lifting or lowering the snow sweeping roller 83, the bearing block includes a left bearing block 84 and a right bearing block 82, the left bearing block 84 and the right bearing block 82 are respectively disposed at two ends of the rotation shaft of the snow sweeping roller 83, and the left bearing block 84 and the right bearing block 82 are respectively connected with the power ends of the two lift cylinders 81, in this embodiment, the snow sweeping roller 83 is fixed relative to the vehicle body through the bearing block and the lift cylinders 81, of course, the snow sweeping roller 83 is rotatably connected with the bearing block and is lifted by the controller of the lift cylinders 81.
In addition, in the embodiment, the snow sweeping device 8 is further described, the snow sweeping roller 83 covers the running surface of the single rail beam 4 with the width of 690mm, the horizontal brush shaft motor 85 drives the bristles 94 on the snow sweeping roller 83 to rotate, after the snow sweeping operation is completed, the snow sweeping device 8 is lifted by the lifting oil cylinder 81 until the snow sweeping roller 83 does not contact with the running surface, so that the abrasion of the bristles 94 on the snow sweeping roller 83 is reduced, and of course, the snow sweeping device 8 is arranged between the contact rail brushing devices 9 and is used for snow sweeping work, and if no snow accumulating working condition exists in the working section of the vehicle, the snow sweeping device can be stored in a detachable mode, and the load of the vehicle is lightened.
As shown in fig. 9, in this embodiment, the number of the contact rail brushing devices 9 is two, two groups of the devices are respectively clamped at two sides of the monorail beam 4, it should be noted that any group of contact rail brushing devices 9 includes bristles 94 and brush shafts driving the bristles 94 to rotate, the brush shafts are rotatably arranged through bearing seats 96, the bristles 94 are abutted against the contact rail 6 on the monorail beam 4, the bristles 94 are attached to three surfaces of the contact rail 6, the ends of the brush shafts are connected with the power ends of a vertical brush shaft motor 92, nozzles 93 are arranged on the brush shafts, and the nozzles 93 are used for spraying high-pressure water to the three surfaces of the contact rail 6.
Specifically, the nozzle 93 is disposed on a non-rotating surface of the brush shaft, so that the brush shaft can be disposed in segments, the brush shaft at the brush bristles 94 is rotatable, and the rest is a non-rotating segment, and it should be noted that the spraying range of the nozzle 93 corresponds to three outer surfaces of the contact rail 6, so as to ensure the cleaning effect of the contact rail 6. Since the contact rails 6 on the left and right sides of the single rail beam 4 have a high-bottom phenomenon and are not symmetrically arranged, the arrangement of the bristles 94 and the nozzles 93 is also adjusted according to the positions of the contact rails 6, and no particular limitation is made here. In addition, the bristles 94 are arranged in a U-shape, and the brushable extent of the bristles 94 covers the exposed face of the contact rail 6. Of course, the contact rail brushing device 9 can also independently finish snow on the contact rail 6, so that the phenomenon of snow ice formation is avoided to influence the running of the vehicle.
In addition, the contact rail brushing devices 9 are respectively arranged at the head end and the tail end of the vehicle, in order to improve the cleaning efficiency, the contact rail brushing devices 9 at the head end can spray a mixed liquid of a certain proportion of detergent and clean water, the contact rail brushing devices 9 at the tail end directly spray the clean water with the pressure of 5-20 bar for cleaning the mixture of the detergent and pollutants on the surface of the contact rail 6, and the arrangement mode ensures that the detergent has a certain reaction time.
The aerial working platform 7 is rotatably installed on the vehicle body and is used for driving personnel to move up and down and/or rotate so as to overhaul the ascending line or the descending line of the vehicle body.
Further, as shown in fig. 11, the aerial working platform 7 includes a rotating base 79, a first arm support 74, a second arm support 76 and a personnel basket 71, the rotating base 79 is rotatably arranged on the vehicle body, so that the whole aerial working platform 7 can rotate 180 degrees, and the maintenance operation of the vehicle can be completed in both an uplink or a downlink; the first arm support 74 is hinged with the rotating base 79, the first oil cylinder 73 and the second oil cylinder 75 are hinged to the two sides of the first arm support 74, the first oil cylinder 73, the second oil cylinder 75 and the first arm support 74 realize vertical extension or recovery of the aerial work platform 7 to a horizontal posture, the second arm support 76 is hinged with the first arm support 74, the first arm support 74 is provided with the third oil cylinder 77 hinged with the second arm support 76, the third oil cylinder 77 and the second arm support 76 are used for adjusting the vertical height of the personnel basket 71, the personnel basket 71 is hinged to the end part of the second arm support 76, which is away from the first arm support 74, the second arm support 76 is provided with the fourth oil cylinder 78 hinged with the personnel basket 71, the fourth oil cylinder 78 is used for adjusting the horizontal posture of the personnel basket 71, the phenomenon that the personnel basket 71 cannot sink after a large load is ensured, and the personnel basket 71 can rotate relative to the second arm support 74, specifically, the personnel basket 71 can rotate 180 degrees through the rotating mechanism 72, the non-work state can rotate 90 degrees along the monorail intrusion risk is avoided.
In addition, as shown in fig. 3 and fig. 6 to 8, the side car working platform 15 is located at the lower part of the vehicle body, and comprises a vertical telescopic arm 151, a horizontal telescopic arm 153 and a working platform 154, wherein one end of the vertical telescopic arm 151 is connected with the vehicle body, the other end of the vertical telescopic arm is rotatably provided with the working platform 154, the bottom of the working platform 154 is provided with the horizontal telescopic arm 153, the horizontal telescopic arm 153 is used for expanding the width of the working platform 154 in the horizontal direction, and the specific arrangement modes of the horizontal telescopic arm 153 and the working platform 154 are not limited, so that the effects can be ensured, and the side car working platform is stable and firm.
The maximum stroke of the vertical telescopic arm 151 is 2.24m and is driven by a two-stage hydraulic cylinder, the rotation device 152 adopts a hydraulic motor-rotary speed reducer driving mode, the rotation angle is 180 ° at maximum, and the horizontal telescopic arm 153 adopts a single-stage hydraulic cylinder driving mode, and the maximum stroke is 1m. An operator stands on the work platform 154 to perform all equipment maintenance within the three aforementioned areas of action coverage.
The contact rail brushing device 9 further comprises a baffle 91 and a pushing and collecting hydraulic cylinder 95, wherein the baffle 91 is positioned above the single rail beam 4 and is abutted against the beam surface of the single rail beam 4, and is used for preventing snow cleaned by the snow sweeping device 8 or the contact rail brushing device 9 from splashing onto the single rail beam 4, specifically, the baffle 91 is arranged for preventing snow from splashing onto a vehicle running wheel when the snow sweeping device 8 sweeps snow, the baffle 91 can be a TPU baffle 91, and because snow on the beam surface of the single rail beam 4 easily falls and accumulates on the upper surface of the contact rail 6 in the sweeping process, the contact rail brushing device 9 can also run simultaneously, and the brush hairs 94 in a rotating state clean snow on the contact rail 6, so that the negative influence of the snow sweeping on the contact rail 6 is avoided.
The pushing and retracting hydraulic cylinder 95 is used for adjusting the fitting degree between the bristles 94 and the contact rail 6 or separating the bristles 94 from the contact rail 6, and in particular, the pushing and retracting hydraulic cylinder 95 can adjust the brushing amount between the bristles 94 and the contact rail 6. In addition, according to the curve characteristics, the left push-pull hydraulic cylinder 95 acts, the right push-pull hydraulic cylinder 95 acts reversely, the cleaning effect of the contact rail 6 of the curve section is ensured, and the function is suitable for the snow sweeping device 8 to sweep snow in the curve section.
In addition, for any of the contact rail brushing device 9, as shown in fig. 12, the contact rail brushing device further comprises a water supply system 12, wherein the water supply system 12 is positioned in the vehicle body, the water supply system 12 comprises a water tank 121, a detergent tank 125, a centrifugal pump 122, a metering diaphragm valve and an electromagnetic valve 123, the water tank 121 is used for storing cleaning water, the volume of the water tank 121 can be selected according to practical conditions, a quick water supplementing interface can be arranged, the detergent tank 125 is used for storing detergent, and after the centrifugal pump 122 pumps water of the water tank 121, high-pressure water with the output pressure of about 5-20 bar is delivered to the nozzle 93 through the high-pressure water pipe, so that the surface flushing operation of the contact rail 6 is completed. The detergent supply circuit mainly pumps out a fixed amount of detergent in a detergent box 125 through a metering diaphragm pump 124, and controls whether the detergent is mixed with the output clean water through an electromagnetic ball valve. The staff can choose whether to use the mixed liquid of the detergent and the water or the pure water independently.
For the side car working platform 15, the side car working platform further comprises a camera 155, a first sensor 156, a second sensor 157 and an ultrasonic sensor 158, wherein the camera 155 transmits pictures on the working platform 154 into the cab 10, so that observation and information transmission are facilitated. Meanwhile, an ultrasonic sensor 158 is arranged at the forefront end of the working platform 154, so that safety accidents caused by collision between the side car working platform 15 and obstacles during operation are prevented. The working range of the side carriage working platform 15 covers the positions of the lightning protection box 2, the support bolts of the annunciator 1 and the finger-shaped plates.
In addition, a first sensor 156 is located on the vertical telescopic arm 151 and is used for detecting whether the extending stroke of the vertical telescopic arm 151 is in place, a second sensor 157 is used for detecting whether the extending stroke of the horizontal telescopic arm 153 is in place, specifically, the first sensor 156 and the second sensor 157 are both stay wire sensors, the oil cylinder of the vertical telescopic arm 151 of the side car working platform 15 pushes the vertical telescopic arm 151 to descend, and after the stay wire sensors detect that the extending stroke is in place, the hydraulic motor is driven to drive the rotating device 152 of the side car working platform 15 to rotate for a certain angle through the rotation speed reducer until the maintenance object is reached. Finally, the hydraulic cylinder with the horizontal telescopic arm 153 is pushed out of the working platform 154, and after the stay wire sensor detects that the horizontal extension stroke is in place, the personnel can reach the maintenance position.
It should be noted that, in this embodiment, the straddle-type monorail operation integrated vehicle further includes a power battery 11, a motor inverter 18 and an auxiliary inverter 19, the power battery 11 is fixed in the vehicle body, the power battery 11 is a lithium iron phosphate battery, and the battery capacity meets the vehicle running requirement of a forward-line round-trip cycle. The power battery 11 is arranged in the vehicle body, so that the safety and service life of the battery are not reduced due to the collision of the vehicle, serious accidents such as combustion and explosion of the battery due to the collision are avoided, and the power battery cooling system 20 ensures that the temperature of the power battery 11 is 25-40 ℃ in the optimal working temperature range by adopting a water cooling heat dissipation mode.
The motor inverter 18 is positioned in the lower hanging box 16 below the vehicle body and is used for supplying DC624V direct current output by the power battery 11 to the traction inverter, and converting the DC624V direct current into AC380V three-phase alternating current with adjustable frequency and voltage through the traction inverter to supply power to the driving motor;
In addition, the motor inverter 18 is also connected with a motor inverter cooling system 17, and the motor inverter cooling system 17 is mainly used for heat dissipation of the motor inverter 18, so that the performance and reliability of semiconductors in the inverter are not reduced along with temperature rise. The adoption of the air cooling heat dissipation mode ensures that most of the heat generated by the IGBT module in the motor inverter 18 is dissipated to the outside at a high speed.
The auxiliary inverter 19 is also positioned in the lower hanging box 16 below the vehicle body and is used for supplying DC624V direct current output by the power battery 11 to an AC380V, AC220V, DC V voltage system to meet the power consumption requirements of all loads of the vehicle, and naturally, the control module of the auxiliary inverter 19 meets the power supply requirements of the three-phase loads of the vehicle through a proper voltage modulation method and inhibits the occurrence of three-phase unbalance. Secondly, the capacity of charging the DC24V storage battery is satisfied, and reasonable load management control is performed under different working conditions.
The motor inverter 18 and the drive motor are controlled by a traction control unit, and train control set values and control instructions are converted into control signals of the motor inverter 18, including vehicle speed adjustment, protection, generation of inverter pulse patterns, and the like. At the same time, the electric brake is adjusted and the acceleration and deceleration of the vehicle is protected by impact limitation.
In addition, as shown in fig. 3, in the present embodiment, the vehicle body further includes a cab 10, a chassis 21, a bogie 14, etc., where the cab 10 is used for a person to drive the vehicle, the chassis 21 is used for supporting the vehicle body, walking wheels are provided on the chassis 21, the walking wheels are used for walking on the monorail beam 4, and it should be noted that the bogie 14 includes a driving walking part and a hydraulic braking part, the driving walking part drives the walking wheels by a driving motor, and when the braking force provided by the driving walking part is smaller than the total required braking force of the vehicle, the hydraulic braking part automatically supplements the difference braking force part.
Specifically, in a brake system of a vehicle, the brake system includes electric brake and hydraulic brake, and a braking force required for the current vehicle is calculated from data such as a load and a speed, and the braking force is proportionally distributed to a driving running section to apply the electric brake and to a hydraulic brake section to apply the hydraulic brake. If the actually applied electric braking force is smaller than the distribution value of the total required braking force of the vehicle, the difference part is automatically supplemented by the hydraulic braking system.
In addition, for any one of the straddle-type monorail operation comprehensive vehicles, the vehicle further comprises a hydraulic system 13, wherein the hydraulic system 13 is arranged on a vehicle body and is used for providing all hydraulic power sources for the vehicle, and specifically, the hydraulic system 13 mainly serves a hydraulic braking part, a side carriage working platform 15, a hydraulic actuating element of the contact rail brushing device 9, a snow sweeping device 8 and a hydraulic actuating element of the aerial operation platform 7.
The hydraulic system 13 mainly comprises a hydraulic oil tank, a brake pump, a brake valve group, a working pump and a working motor, wherein the hydraulic oil tank is arranged in the cab 10, the specific volume of the hydraulic oil tank is set according to actual conditions, and the hydraulic oil tank can be integrated with a filter, a liquid level thermometer and other components.
The brake pump group consists of a three-phase asynchronous motor and a gear pump, and high-pressure oil output by the brake pump acts on a normally open type service brake and a normally closed type parking brake through a brake valve group. The brake valve group integrates an electromagnetic reversing valve, a liquid filling valve, an energy accumulator and the like, and the implementation and the alleviation of service braking and parking braking are ensured. When the fault which cannot be repaired in a short period of time occurs in the brake pump set, the two-position valve is switched to the manual pump loop, the parking brake is relieved by adopting the manual pump, and then the rescue vehicle is pulled to the vehicle warehouse by the fault vehicle connected with the trailer.
Secondly, high-pressure oil output by the operation pump set acts on a side carriage working platform 15, a contact rail brushing device 9, a snow sweeping device 8 and a hydraulic loop of the high-altitude operation platform 7 respectively through a multi-way valve, and a hydraulic radiator is arranged at a loop section to ensure that the hydraulic oil temperature does not exceed 75 ℃.
The hydraulic actuator of the aerial work platform 7 includes a hydraulic motor of the rotation mechanism 72, a first cylinder 73, a second cylinder 75, a third cylinder 77, a fourth cylinder 78, and a hydraulic motor of the rotation base 79, and performs vertical extension, lateral extension, and rotation of the aerial work platform 7. The maximum height of the high-altitude operation platform 7 is 4m, the horizontal extension can reach 2.5m, and the operation range covers the positions of the annunciator 1, the lightning rod 5 and tunnel top equipment.
The hydraulic actuating element of the contact rail brushing device 9 is mainly a push-pull oil cylinder of the contact rail brushing device 9, and is matched with a two-position five-way reversing valve to complete the push-pull action of the push-pull oil cylinder on a brush shaft. The hydraulic actuating element of the snow sweeping device 8 is a lifting cylinder 81, and the hydraulic action circuit and the principle are consistent with those of the contact rail brushing device 9, and will not be described in detail.
Aiming at the maintenance and cleaning requirements of the single-rail beam 4 line rail side equipment, the straddle type single-rail operation comprehensive vehicle is provided with a side carriage working platform 15, a contact rail brush flushing device 9, a snow sweeping device 8 and an overhead operation platform 7. Because the time period of maintenance and cleaning operation is generally 12 a.m. to 3 a.m. at night, if the power form of the traditional engineering vehicle is adopted, noise pollution of the internal combustion engine can have adverse effect on residents in sleeping around the line. Therefore, the straddle type monorail operation comprehensive vehicle adopts a transmission mode of the power battery 11-the traction inverter-the motor-the speed reducer, and the transmission mode has the advantages of small noise and no exhaust gas and tail gas pollution.
In addition, the straddle type monorail operation comprehensive vehicle is provided with the side carriage working platform 15 and the aerial operation platform 7, and has the function of overhauling the trackside equipment above and below the monorail beam 4. The vehicle is provided with a contact rail washing device, the push-and-pull hydraulic cylinder 95 adjusts the brushing quantity of the bristles 94 and the transverse distance between the nozzle 93 and the contact rail 6, and the vehicle is suitable for brushing and washing operation of curve sections with different radiuses of the line, and has no mechanical impact on the surface of the contact rail 6. If the snow is in snowing weather, the snow sweeping device 8 is additionally arranged to finish snow sweeping operation, so that the problem that the electric bus cannot normally run due to the fact that the monorail beam 4 runs on the surface of snow in snowing weather is solved.
The application relates to a five-in-one hydraulic system 13 of a snow sweeping device 8, a contact rail brushing device 9, an overhead working platform 7, a side carriage working platform 15 and a hydraulic braking part, wherein if the hydraulic power source of any one device fails, the phenomenon of power loss occurs, and the power sources of other devices can be used for switching the pressure supply loop to finish the operation.
It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present application and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the application can be made without departing from the principles of the application and these modifications and adaptations are intended to be within the scope of the application as defined in the following claims.
Claims (9)
1. The utility model provides a stride a monorail operation comprehensive vehicle, includes the automobile body of walking on monorail Liang Liangmian, its characterized in that still includes:
The snow sweeping device is positioned at the end part of the vehicle body in the travelling direction and comprises a snow sweeping roller abutted against the beam surface of the single rail beam and a horizontal brush shaft motor for driving the snow sweeping roller to rotate, and the snow sweeping roller is arranged on the vehicle body through a lifting oil cylinder;
two groups of contact rail brushing devices are respectively clamped at two sides of the monorail beam, any one contact rail brushing device comprises bristles and a brush shaft for driving the bristles to rotate, the bristles are abutted against the contact rail on the monorail beam, the bristles are attached to three surfaces of the contact rail, the end parts of the brush shaft are connected with the power end of a vertical brush shaft motor, a nozzle is arranged on the brush shaft and used for spraying high-pressure water to the three surfaces of the contact rail;
the aerial working platform is rotatably arranged on the vehicle body and used for driving personnel to move up and down and/or rotate so as to overhaul the ascending line or the descending line of the vehicle body by the personnel;
The side carriage working platform is positioned at the lower part of the vehicle body and comprises a vertical telescopic arm connected with the vehicle body, the vertical telescopic arm is rotated away from the end part of the vehicle body to be provided with a working platform, the bottom of the working platform is provided with a horizontal telescopic arm, and the horizontal telescopic arm is used for expanding the width of the working platform in the horizontal direction;
any of the contact rail brushing apparatus further comprises:
The baffle is positioned above the monorail beam and is propped against the monorail Liang Liangmian, and is used for preventing snow cleaned by the snow sweeping device or the contact rail brushing device from splashing on the monorail beam;
and the pushing and collecting hydraulic cylinder is used for adjusting the fitting degree between the bristles and the contact rail or separating the bristles from the contact rail, and the pushing and collecting hydraulic cylinder acts on the left side and the pushing and collecting hydraulic cylinder acts on the right side in the reverse direction according to curve characteristics.
2. A straddle-type monorail work vehicle according to claim 1, wherein said snow sweeping means further comprises:
the lifting cylinder is fixed on the vehicle body and used for lifting or lowering the snow sweeping roller;
the bearing block comprises a left bearing block and a right bearing block, wherein the left bearing block and the right bearing block are respectively arranged at two ends of a rotating shaft of the snow sweeping roller, and the left bearing block and the right bearing block are respectively connected with power ends of two lifting cylinders.
3. A straddle-type monorail work vehicle according to claim 1, wherein any of said contact rail scrubbing devices further comprises a water supply system comprising:
A water tank for storing washing water;
A detergent box for storing detergent;
a metering diaphragm pump for quantitatively extracting the detergent in the detergent tank;
a centrifugal pump for pumping the washing water in the water tank and delivering the washing water to the nozzle at a high pressure of 5-20 bar;
and a solenoid valve for controlling whether the detergent is mixed with the output high-pressure water.
4. A straddle-type monorail work vehicle of claim 1, wherein said aerial work platform comprises:
a rotating base rotating on the vehicle body;
The first arm support is hinged with the rotating base, and a first oil cylinder and a second oil cylinder are hinged to two sides of the first arm support;
The second arm support is hinged with the first arm support, and a third oil cylinder hinged with the second arm support is arranged on the first arm support;
A personnel basket hinged to the end part of the second arm support, which is away from the first arm support, and a fourth oil cylinder hinged with the personnel basket is arranged on the second arm support;
The first oil cylinder, the second oil cylinder and the first arm support are used for adjusting the vertical extension or recovery of the personnel basket to a horizontal posture, the third oil cylinder and the second arm support are used for adjusting the vertical height of the personnel basket, and the fourth oil cylinder is used for adjusting the horizontal posture of the personnel basket.
5. The straddle type monorail operation integrated vehicle according to claim 1, wherein the maximum stroke of the vertical telescopic arm is 2.24m and is driven by a two-stage hydraulic cylinder, the rotating device of the side carriage working platform is in a hydraulic motor-rotary speed reducer driving mode, the rotating angle is 180 degrees at most, and the maximum stroke of the horizontal telescopic arm is 1m.
6. A straddle-type monorail work vehicle of claim 5, wherein said side car work platform further comprises:
The camera is used for recording pictures on the operation platform;
the first sensor is positioned on the vertical telescopic arm and is used for detecting whether the stretching stroke of the vertical telescopic arm is in place or not;
The second sensor is used for detecting whether the extension stroke of the horizontal telescopic arm is in place;
And the ultrasonic sensor is positioned at the end part of the working platform and used for detecting whether the working platform has an obstacle around during the action.
7. A straddle-type monorail work vehicle according to any one of claims 1-6, further comprising:
the power battery is fixed in the vehicle body, adopts a lithium iron phosphate battery and is used for providing electric energy for the whole vehicle;
the motor inverter is positioned in the lower hanging box body below the vehicle body and is used for supplying DC624V direct current output by the power battery to the traction inverter, converting the DC624V direct current into AC380V three-phase alternating current with adjustable frequency and voltage through the traction inverter and supplying power to the driving motor;
The auxiliary inverter is positioned in the lower hanging box body below the vehicle body and is used for supplying DC624V direct current output by the power battery to an AC380V, AC220V, DC V voltage system, so that the power consumption requirements of all loads of the vehicle are met.
8. A straddle-type monorail work vehicle as defined in claim 7, wherein said vehicle body comprises:
a cab for personnel to drive the vehicle body;
The chassis is used for supporting the vehicle body, walking wheels are arranged on the chassis, and the walking wheels are used for walking on the single rail beam;
The bogie comprises a driving running part and a hydraulic braking part, wherein the driving running part drives the running wheels to move through the driving motor, and when the braking force provided by the driving running part is smaller than the total required braking force of the vehicle, the hydraulic braking part automatically supplements the difference braking force part.
9. A straddle-type monorail work vehicle of claim 8, further comprising a hydraulic system disposed on said vehicle body for providing all of the hydraulic power to the vehicle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211311380.1A CN115492041B (en) | 2022-10-25 | 2022-10-25 | Straddle type monorail operation comprehensive vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211311380.1A CN115492041B (en) | 2022-10-25 | 2022-10-25 | Straddle type monorail operation comprehensive vehicle |
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| CN115492041A CN115492041A (en) | 2022-12-20 |
| CN115492041B true CN115492041B (en) | 2025-08-01 |
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| CN202211311380.1A Active CN115492041B (en) | 2022-10-25 | 2022-10-25 | Straddle type monorail operation comprehensive vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116692734A (en) * | 2023-06-12 | 2023-09-05 | 中国铁建重工集团股份有限公司 | Working platform of straddle type single-track maintenance vehicle and straddle type single-track maintenance vehicle |
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| CN206396698U (en) * | 2016-12-30 | 2017-08-11 | 株洲中车特种装备科技有限公司 | It is a kind of for straddle-type monorail it is overhead on deicing vehicle |
| CN208087168U (en) * | 2018-02-09 | 2018-11-13 | 湖北时瑞达重型工程机械有限公司 | A kind of straddle type monorail high-altitude operation vehicle |
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| CN107022971B (en) * | 2016-01-29 | 2019-03-22 | 北京控股磁悬浮技术发展有限公司 | A kind of medium-and low-speed maglev engineering working vehicle with snow removing ice-melt function |
| CN208021460U (en) * | 2017-12-15 | 2018-10-30 | 比亚迪股份有限公司 | Detection vehicle for straddle-type monorail |
| CN108639016A (en) * | 2018-06-07 | 2018-10-12 | 中铁第四勘察设计院集团有限公司 | A kind of automatic cleaning system suitable for metro vehicle bogie |
| CN110656617A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Snow sweeping vehicle for straddle type track |
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| CN101570200A (en) * | 2008-04-29 | 2009-11-04 | 许恒梅 | Extended lifting overhual device of straddle-type single-track vehicle |
| CN201825044U (en) * | 2010-07-28 | 2011-05-11 | 济南轨道交通装备有限责任公司 | Railway flatcar capable of being provided with subway line cleaner |
| CN206396698U (en) * | 2016-12-30 | 2017-08-11 | 株洲中车特种装备科技有限公司 | It is a kind of for straddle-type monorail it is overhead on deicing vehicle |
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| CN115492041A (en) | 2022-12-20 |
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