CN115107818B - Articulated type monorail overhead tourist car bogie - Google Patents
Articulated type monorail overhead tourist car bogie Download PDFInfo
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- CN115107818B CN115107818B CN202210065102.6A CN202210065102A CN115107818B CN 115107818 B CN115107818 B CN 115107818B CN 202210065102 A CN202210065102 A CN 202210065102A CN 115107818 B CN115107818 B CN 115107818B
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 29
- 239000000725 suspension Substances 0.000 claims abstract description 20
- 230000009467 reduction Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 210000001015 abdomen Anatomy 0.000 claims description 5
- 241000251468 Actinopterygii Species 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000012806 monitoring device Methods 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000003381 stabilizer Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F13/00—Rail vehicles characterised by wheel arrangements, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
- B61B13/04—Monorail systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B3/00—Elevated railway systems with suspended vehicles
- B61B3/02—Elevated railway systems with suspended vehicles with self-propelled vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
- B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
- Handcart (AREA)
Abstract
The invention relates to a bogie of an articulated monorail overhead tourist car, which is characterized in that a driving wheel set device is arranged below a bogie frame, four driving wheels in the driving wheel set device travel on the surface of a track beam, guide wheel sets are arranged at two ends of a beam of a split frame at two sides of the bogie frame, guide wheels in the guide wheel sets travel on the side surface of the track beam, a stabilizing wheel is arranged in the middle of the split frame, a stabilizing wheel surface travels on the lower bottom surface of an upper cover plate of a track fixed beam, four rescue wheels are arranged at the lower ends of rescue wheel columns perpendicular to the surface of the track beam, and a traction device is arranged at the upper end of the bogie frame. The advantages are that: firstly, slowing down the abrasion of the tire; secondly, the running tire is convenient to disassemble, assemble and replace; thirdly, the split structure of the bogie frame is convenient for manufacturing and transporting the components; fourthly, the guide wheels and the stabilizing wheels are quickly assembled with the bogie frame through split members; fifth, the swing bolster type bogie structure simplifies the vehicle structure and reduces the weight of the whole vehicle; and sixthly, the design of four groups of spiral springs of the suspension device improves the comfort of the vehicle.
Description
Technical Field
The invention relates to a hinged type monorail overhead tourist car bogie which can meet the larger bearing requirement of a vehicle, reduce the height of the vehicle, solve the eccentric wear in the running process of tires of the vehicle, be beneficial to prolonging the service life of the tires, be beneficial to improving the comfort of riding the vehicle, improve the maintenance performance of the bogie, be beneficial to reducing the working strength of personnel and improving the working efficiency, and belongs to the field of manufacturing of monorail overhead tourist car bogies.
Background
CN208641726U, name "a driving device for high-altitude train", comprising: a drive motor adapted to power movement of the overhead train; the travelling wheel is attached to the upper surface of the train track, is connected with the driving motor and is suitable for rotating under the driving of the driving motor; the U-shaped frame comprises two side frames and a top frame which are arranged in parallel, a space suitable for installing the travelling wheels is arranged between the two side frames, and the driving motor and the travelling wheels are installed on the U-shaped frame; the connecting piece is arranged at one end of the side frame of the U-shaped frame and is positioned between the two side frames; and the suspension system is connected with the connecting piece and the bottom of the carriage of the high-altitude train and is suitable for providing flexible support for the carriage of the high-altitude train. The defects are that: the drive device provided by this patent drives a motor at one end to drive the axle in rotation and a power source at one end. The two groups of running wheels are fixedly arranged on the driving axle, and when the driving frame passes through a curve, the running distances of the inner and outer tires are inconsistent due to the difference of the running radiuses of the two groups of tires, the running modes of rotation and sliding exist on the outer tires, and the tires on the outer sides of the curve are easy to generate eccentric wear. The wheel set mounting structure is characterized in that the driving frame framework, the bearing seat and other parts are disassembled in sequence when the tire is disassembled, so that the workload is large, and the tire is not easy to replace and maintain.
CN202863441U, name "a power bogie driving device of monorail sightseeing train", including main frame, wheel set, hollow shaft, brake disc, brake, gear motor, drive shaft and driving flange installed on main frame; the hollow shaft is fixed on the main framework; the wheel set is sleeved on the hollow shaft and is a standard industrial rubber wheel; the driving shaft is supported by a bearing in the hollow shaft and is connected with the driving flange by a key; a brake disc is arranged between the driving shaft and the gear motor, and the brake disc is connected with the driving shaft by a key; the gear motor is arranged on the side face of the main framework through the torsion-resistant bracket, and the output torque of the gear motor is transmitted to the driving flange through the driving shaft. The defects are that: one is that the drive device provided by the patent drives a motor to drive an axle to rotate at one end and a power source at one end. The two groups of running wheels are fixedly arranged on the driving axle, and when the driving frame passes through a curve, the running distances of the inner and outer tires are inconsistent due to the difference of the running radiuses of the two groups of tires, the running modes of rotation and sliding exist on the outer tires, and the tires on the outer sides of the curve are easy to generate eccentric wear. The wheel set mounting structure is characterized in that the driving frame framework, the bearing seat and other parts are disassembled in sequence when the tires are disassembled, so that the workload is high, and the tires are not easy to replace and maintain; secondly, in the structural design of the bogie, in the process of replacing tires, the axle assembly and the bogie frame are required to be disassembled, and then the bearing seat is disassembled from the axle, so that the tires are not easy to disassemble, and the workload of replacing the tires is high; and the driving motor is arranged at one end of the shaft, so that structural eccentric wear of the tire is easy to occur, and the service life of the running wheel is reduced.
Disclosure of Invention
The design purpose is as follows: the defects in the background art are avoided, and the hinged type monorail overhead tourist car bogie is designed, so that the larger bearing requirement of a vehicle can be met, the height of the vehicle is reduced, the eccentric wear in the running process of the vehicle tyre can be solved, the service life of the tyre is prolonged, the riding comfort of the vehicle is prolonged, the maintenance performance of the bogie is improved, the working intensity of personnel is reduced, and the working efficiency is improved.
The design scheme is as follows: in order to achieve the above design objective. 1. The invention designs an overhead tourist car bogie scheme with a differential device and a double-swing-bolster structure on the technical scheme. The bogie is of a double-shaft structure, can meet the larger bearing requirement of a vehicle, reduces the height of the vehicle, and can solve the eccentric wear of the vehicle tyre in the running process due to the arrangement of the differential structure, thereby being beneficial to prolonging the service life of the tyre. 2. The technical scheme that the suspension device is arranged between the framework and the carriage underframe is designed, the purpose is beneficial to simplifying the vehicle structure and reducing the weight of the vehicle, and the four groups of spring suspension devices are arranged between the bogie and the swing bolster, so that the comfort of the vehicle riding is improved, and the vehicle suspension device is simple in structure and reliable in function. 3. The driving wheel axle scheme capable of replacing running tires without disassembling the driving wheel sets is designed, and an external tire arrangement mechanism is adopted, so that the maintenance performance of the bogie is improved, and the working strength of personnel is reduced and the working efficiency is improved. 4. The bogie frame structure with the replaceable guide wheels and the replaceable stable wheel assemblies is beneficial to realizing the quick replacement of wheel set components and improving the maintenance efficiency of the bogie. Meanwhile, the split structure is beneficial to heightening the assembly efficiency of the bogie on the track beam.
In structural design, the bogie of the overhead tourist car adopting the double-swing-bolster structure is suitable for large-scale recreation and overhead tourist car setting. The bogie structure mainly comprises a framework, a driving wheel group, a traction suspension device, a swing bolster structure, a rescue wheel device, a guide wheel and stabilizing wheel assembly and the like. The main body of the bogie frame structure is formed by splicing and welding plate profiling, the weight of the components can be reduced when the stress requirement of the frame is met by using the plate profiling, the plates and the structures with proper thickness can be selected according to the calculation requirement, the limitation of using sectional materials is avoided, the main structural members are welded into a box girder structure, namely the box girder structure is generally a welding section box girder with a spliced welding port or a welding cross section in a shape of a Chinese character 'ri', and the box girder structure is commonly used in girder end members.
The side frame adopts a fish belly section structure, namely the belly carrying surface structure is in a box section form with a large middle and small two ends; compared with the common section, the structure has the characteristics of small volume and high structural strength; the structure is used in railway vehicle bogies, and the structure is adopted by a main beam of a general heavy-duty railway flat frame.
The bearing capacity is improved by one third compared with the bearing capacity of a beam structure with a common section, and the beam structure has smaller volume and weight under the condition of meeting the load requirement.
The guide wheel, the stabilizing wheel framework and the bogie main framework adopt a split structure (shown as bogie frameworks 1-1 and 1-2 in the figure). The transportation volume of the bogie can be reduced after the movable framework is disassembled; because the maintenance is limited by the site and the space, the operation of disassembling the movable member maintenance guide wheel and the stabilizing wheel set is more convenient and quicker, and the transportation and the later maintenance of the framework or the bogie assembly are convenient. And after the welding of the components is finished, the stress is removed by aging, and the whole machine processing ensures the installation precision of each assembly.
The bogie driving wheel group is provided with two groups, the driving motor and the gear box are arranged in the middle of the driving shaft, the running wheels are arranged on the outer side of the gear box, and the tire external structure can realize the direct tire replacement without disassembling an axle.
The differential device is arranged at the joint of the gear box and the driving shaft, and is arranged between the gear box and the driving shaft, so that a fine structure cannot be provided at the joint, and the running speeds of wheels at two ends of the bogie are consistent when the bogie runs in a curve without sliding due to the differential device, so that the curve eccentric wear of the tire can be slowed down, and the curve wear of the tire can be lightened.
The guide wheel and the stabilizer wheel device use polyurethane tires (the polyurethane tread is preset with a wear in-place mark), and an aluminum alloy rim skeleton; the guide wheels are used on two sides of the track beam, and two groups of guide wheels are respectively arranged at the front end and the rear end of each group of bogie, so that the bidirectional running requirement is met; the stabilizing wheels are used on the lower bottom surface of the upper cover plate of the track beam, two groups of bogies are arranged in each group, the anti-overturning requirement of the vehicle is met, the guide wheel base is provided with damping and buffering of rubber blocks, and the pre-pressing force of the guide wheel group on the track beam is adjusted by adjusting the thickness of the rubber backing plate of the cushion; the stabilizing wheel set is provided with a spring pre-tightening device, and the pre-tightening pressure of the stabilizing wheel set on the track beam can be adjusted by adjusting the height of the spring. The guide wheel and the stabilizing wheel can pass through split members (shown as bogie frames 1-1 and 1-2 in the figure), the guide wheel and the stabilizing wheel set are arranged on the split members 1-2, the installation structure is shown as figure 3, and the assembly of the guide wheel set and the stabilizing wheel set can be directly disassembled from the members during replacement, namely, the assembly is shown as figures 3 and 4) and is directly connected with the bogie frame.
The rescue wheel device is arranged at the four groups of upright posts of the framework, so that the emergency running requirement of the bogie under the abnormal state of the running tire is met.
The traction suspension device is arranged on the upper part of the bogie frame, and the traction device adopts a hinged shaft type structure, so that the functional requirements of central traction, deflection, overturning and the like can be met. The front end and the rear end of the bogie frame of the traction device are respectively provided with 1 group, the suspension device adopts a spiral spring structure, each group of bogie is provided with 4 groups, and the suspension device acts between the swing bolster and the bogie frame. The swing bolster is structurally provided with a connecting interface of the bogie and the car body.
The swing bolster adopts a welding structure (the main structural members are shown as 6-4 in fig. 6), the scheme is only a scheme description, and a fine structural diagram cannot be provided temporarily; the connection mode is as follows: the 6-2 hinging device is welded with the 6-4 swing bolster structure, the bogie frame is connected with the hinging device by adopting a 6-1 traction center line pin connecting device, 1 group of swing bolsters are respectively arranged at the front end and the rear end of the bogie, and the swing bolsters act between the suspension device and the car body to transfer the driving, traction and braking of the bogie to the car body.
The technical scheme is as follows: the utility model provides a articulated type monorail overhead tourist car bogie, drive wheel group installation is in bogie framework below, four drive wheels walk in the drive wheelset device at the track roof beam face, the leading wheel group is installed on the components of a whole that can function independently framework crossbeam both ends of bogie both sides and the leading wheel walking in the leading wheelset is in track roof beam side, the stabilizer wheel is installed at components of a whole that can function independently framework middle part and the walking of stabilizer wheel face are in track roof beam upper cover board lower bottom surface, four rescue wheels are installed at the rescue wheel post lower extreme of perpendicular to track roof beam face, draw gear is located bogie framework upper end.
Compared with the background technology, the structure of the driving wheel shaft provided with the differential device is beneficial to slowing down the abrasion of the tire; secondly, the external running wheel arrangement structure is convenient for dismounting and replacing the running tires; thirdly, the split structure of the bogie frame is convenient for manufacturing and transporting the components; fourthly, the guide wheel and the stabilizing wheel can be quickly connected and installed with the bogie frame through split components; fifthly, in the swing bolster type bogie structure, the suspension device is directly arranged between the framework and the swing bolster, thereby being beneficial to simplifying the vehicle structure and reducing the weight of the whole vehicle; and the design structure of the four groups of spiral springs of the suspension device is simple and reliable in structure and low in cost, the comfort of the vehicle is improved, more importantly, the bogie guide wheel set is provided with a wheel set state monitoring intelligent adjustment function design, and the rail beam is prevented from collapsing through testing.
Drawings
FIG. 1 is a schematic illustration of an articulated monorail overhead tourist car bogie.
Fig. 2 is a schematic diagram of a main body frame.
Fig. 3 is a schematic diagram of a split architecture.
Fig. 4 is a schematic diagram of a drive wheel assembly.
Fig. 5 is a schematic cross-sectional view of fig. 4.
Fig. 6 is a schematic view of the traction suspension device in combination with the main body frame.
Fig. 7 is a schematic diagram of a combination of a guide wheel set and a split frame.
FIG. 8 is a schematic diagram of a stabilizer wheel set in combination with a split frame.
Fig. 9 is a schematic front view of the relationship of the turret frame to the rail beams.
Fig. 10 is a side view of fig. 9.
Detailed Description
Reference is made to fig. 1-10. The utility model provides a articulated type monorail overhead tourist car bogie, drive wheelset device 2 is installed in bogie frame 1 below, four drive wheels walk in drive wheelset device 2 at the track roof beam face, the leading wheelset 3 is installed on the components of a whole that can function independently frame 1-2 crossbeam both ends of bogie frame 1 both sides and the leading wheel in leading wheelset 3 walk at the track roof beam side, stabilizer 4 is installed at components of a whole that can function independently frame 1-2 middle part and stabilizer 4 wheel face walking is at track girder upper cover plate lower bottom surface, four rescue wheels 5 are installed at the rescue wheel post lower extreme of perpendicular to track roof beam face, draw gear 6 is located bogie frame 1 upper end.
The main body component 1-1 is welded and provided with a gear box mounting seat 1-7, and each group of bogie is provided with two groups, which are marked in a figure 2; the driving wheel group component is arranged on the bogie component by adopting a fastening bolt, the motor, the reduction gearbox and the driving wheel shaft are formed, the driving shaft is arranged in the gear box, the middle area is the gear box, the end head is the driving motor, and the running tires are arranged on the two sides; the driving wheel group component is a power running mechanism of the bogie; the bogie frame is a carrier of other functional components and bears the load of the vehicle.
The bogie frame 1 is composed of a main body frame 1-1 and a split frame 1-2; the main body upright 1-3 in the side view of the main body framework 1-1 and the end face of the part of the main body upright 1-4 in the split framework 1-2 are of a step-shaped connecting structure 1-5 to form an I-shaped structure with two equal sides. The split framework 1-2 is of a inverted T-shaped structure, guide wheel mounting frames 3-6 are respectively arranged at the inner sides of two ends of an inverted T-shaped middle cross beam 3-4, guide wheels 3-1 are connected with the mounting frames in the triangular guide wheel framework 3-2 through shaft pins 3-5, and wheel seats in the triangular guide wheel framework 3-2 are connected with the end faces of the cross beam 3-4 through spring devices 3-3. The inverted T-shaped structure part on the inner side of the split frame 1-2 is provided with a stabilizing wheel frame (stabilizing wheel mounting frame) 4-1, one end of the stabilizing wheel frame 4-1 is hinged with a beam 3-4 in the split frame through a bolt or a shaft pin, the other end of the stabilizing wheel frame 4-1 is provided with a U-shaped locking opening, and the U-shaped locking opening is matched with a spring limiting fixing plate 4-5, a spring pre-tightening device 4-3 and an elastic locking plate 4-4.
The bogie frame 1 is formed by adopting plate profiling assembly welding, the main structural members are welded into a box girder structure, and the side frames are of fish belly section structures. The front part and the rear part of the main body framework 1-1 are respectively provided with a traction suspension device 6 of a rescue wheel column 1-6, the traction suspension device 6 is arranged on the main body framework 1-1 of the bogie, and the framework is connected with a vehicle body framework in the main body framework 1-1 of the bogie through a central connecting pin 6-1, a hinging device 6-2, a connecting spring 6-3 and a swing bolster 6-4. The center connecting pin 6-1 is positioned in a movable hinge piece in the hinge device 6-2, a static hinge piece in the hinge device 6-2 is connected with the swing bolster 6-4, and the swing bolster 6-4 is connected with the vehicle body framework through a baffle plate of the suspension spring 6-3.
The scheme general diagram of the bogie is shown in fig. 2, the system mainly comprises 6 large assembly components, and the system is mainly realized by the following measures:
The structural scheme of the bogie frame is shown in figures 2 and 3, and the preferred frame structure is designed into a split type structure and mainly comprises a main body frame 1-1 and a split frame 1-2; the framework is mainly formed by plate profiling assembly welding, the main structural members are welded into a box girder structure, the side frames are of fish belly section structures, and the framework is good in stress and strong in bearing capacity; the connecting positions of the two sets of frames are connected by using the connecting pins and the fasteners in a positioning way, so that the frames can be quickly disassembled and assembled, and the transportation of the bogie and the quick replacement of the guide wheels and the stabilizing wheel sets are facilitated.
The specific structure is shown in the main body frame 1-1 and the split frame 1-2 in the bogie frames shown in fig. 2 and 3. The transportation volume of the bogie can be reduced after the movable framework is disassembled; because the maintenance is limited by the site and the space, the operation of disassembling the movable member to overhaul the guide wheel and the stabilizing wheel set is more convenient and quicker; mainly for improving the bogie installation, transportation and maintenance convenience.
Example 2: on the basis of the embodiment 1, the bogie guide wheel set has the intelligent adjustment function of wheel set state monitoring, and the functions of guide wheel set running state detection, abnormal warning, tire wear state monitoring and the like can be realized by arranging a monitoring device near the wheel set; the pretightening force of the guide wheel on the track surface is regulated through the arranged spring device, so that the guide wheel can be ensured to be in effective working contact with the side surface of the track beam, and the guide wheel is maintained in an optimal working state; the guide wheels can be changed along the line type of the line, and the running gesture direction of the bogie is adjusted; the safety of bogie operation is improved.
The split framework 1-2 is of a inverted T-shaped structure, guide wheel mounting frames 3-6 are respectively arranged at the inner sides of two ends of an inverted T-shaped middle cross beam 3-4, a guide wheel 3-1 is connected with the mounting frames in the triangular guide wheel framework 3-2 through shaft pins 3-5, a wheel seat in the triangular guide wheel framework 3-2 is connected with a double-rod hydraulic cylinder or a double-shaft driving speed reducer motor shaft positioned in the cross beam 3-4 through a spring device 3-3, and the double-rod hydraulic cylinder or the double-shaft driving speed reducer motor drives the spring device 3-3 to form elastic fit between the guide wheel 3-1 and a track beam in the range of touch pressure safety values.
For example: (1) A pressure sensor (not shown) is arranged in the guide wheel 3-1 (four guide wheels), the safety touch pressure change range set when the guide wheel 3-1 and the track beam walk is a safety value for detecting the touch fit of the guide wheel 3-1 and the track beam, and the forced shutdown value is 5% higher than the safety value; (2) An actuating mechanism (not shown) is arranged in the cross beam 3-4 for installing the guide wheel 3-1, and the actuating mechanism is a double-rod hydraulic cylinder or a double-shaft driving speed reducing motor which works according to instructions sent by a central module system (controller); (3) The pressure sensor is provided with a wireless transmitting system, the pressure change information of the guide wheels 3-1 walking on the track beam can be transmitted to the central module system in a wireless mode, the central module system compares the set range of the contact pressure safety values of the guide wheels 3-1 and the track beam according to the selection, when the walking pressure of any one guide wheel 3-1 of the four guide wheels exceeds the set safety value, the wireless pressure sensor in the guide wheel 3-1 transmits the detected pressure information to the central module system, the central module system compares the detected pressure information according to the preset safety value, when the walking pressure exceeds the safety value range, the central module system instructs the double-rod hydraulic cylinder or the double-shaft driving gear motor to work, the double-rod hydraulic cylinder or the double-shaft driving gear motor drives the spring device 3-3 and drives the walking wheels 3-1 to adjust (increase or reduce) the contact pressure between the walking wheels 3-1 and the track beam through the spring device 3-3, so that the four walking wheels and the walking contact pressure safety range of the track beam are in a safe and intelligent automatic adjustment is realized, and the walking of the articulated monorail overhead trolley bogie is always in a safe and reliable dynamic detection and intelligent adjustment range; when exceeding 5% of the safety value range (the set value can be adjusted according to the actual situation), the central module system instructs the double-rod hydraulic cylinder or the double-shaft driving gear motor to work, the double-rod hydraulic cylinder or the double-shaft driving gear motor drives the spring device 3-3 and drives the travelling wheel 3-1 to adjust (increase or reduce) the contact pressure between the travelling wheel 3-1 and the track beam through the spring device 3-3, and meanwhile, the central module system instructs the driving wheel group device 2 to slowly drive to an emergency maintenance or rescue channel in a decelerating way, so that the track beam does not collapse.
The driving wheel group device 2 is composed of a driving motor 2-2 and a reduction gearbox 2-4, a power output shaft of the driving motor is connected with a power input end of the reduction gearbox, a power output end of the reduction gearbox is connected with the middle position of the driving shaft 2-1, and running wheels 2-3 are positioned at two ends of the driving shaft 2-1. The driving motor device 2-2 drives the middle position of the driving shaft 2-1 through a reduction gearbox.
Reference is made to figures 4 and 5. In the driving wheel set device 2, a motor driving device 2-2 is arranged in the middle of a driving shaft 2-1, and travelling wheel assemblies 2-3 are distributed on two sides of the motor driving device. The external arrangement of the running wheels is beneficial to the disassembly and assembly of the tire after the whole vehicle is assembled, and the running tires can be replaced without disassembly; the differential device is arranged in the gearbox driving shaft 2-1 and the running assembly 2-2 driving motor and the reduction gearbox assembly.
The motor shaft is connected with the input end of the differential device after being transited through the bevel gear; the power output shaft of the differential device is connected with the power input shaft in the reduction gearbox.
The stabilizing wheel device 3, the guide wheel device 4 and the rescue wheel device 5 all adopt polyurethane tire structures, and the polyurethane tread can avoid damaging the girder surface of the track; wherein the stabilizing wheel device 3 and the guide wheel device 4 are both arranged on the split frame 1-2 (arranged at the corresponding mounting seat positions on the main beam of the split component, as shown in fig. 7 and 8). The primary mounting structure is shown in fig. 7 and 8. The mounting structure can realize quick disassembly and replacement between the guide wheel set, the stabilizing wheel set and the bogie. Two groups of bogies are arranged in each group of the stabilizing wheel sets, two groups of bogies are respectively arranged at the front and rear positions of each group of bogies of the guiding wheel sets, and the total number of the bogies is four.
Reference is made to fig. 6 and 7. The rescue wheel device 5 is arranged at the four corner upright posts on the main body framework 1-1, four groups of bogies are arranged in each group, the bogies are not contacted with the rail beam surface in a normal use state, gaps are reserved, and the bogies are contacted with the rail surface in a running tire out-of-air state to assist the running of the vehicle.
The traction suspension device 6 is arranged on the bogie main body component 1-1, and connects the framework with the vehicle body framework through the central connecting pin 6-1, the hinging device 6-2, the connecting spring 6-3 and the swing bolster 6-4; the primary structural elements are shown in fig. 6.
It should be understood that: although the above embodiments describe the design concept of the present invention in more detail, these descriptions are merely descriptions of the design concept of the present invention, and not limitations on the design concept of the present invention, and any combination, addition or modification not exceeding the design concept of the present invention falls within the scope of the present invention.
Claims (9)
1. A bogie of an articulated monorail overhead tourist car is characterized in that: the driving wheel group device is arranged below the bogie frame, the bogie frame is composed of a main body frame and a split frame, the main body frame is in side view, the end faces of the main body upright post in the middle of the main body frame and the end faces of the main body upright post in the split frame are of step-shaped connection structures to form I-shaped structures with two equal sides, a gear box mounting seat is welded on the main body member, each group of bogie is provided with two groups, a driving wheel group component is arranged on the bogie member by adopting a fastening bolt, a motor, a reduction gearbox and a driving wheel shaft are formed, a driving shaft is arranged in the gear box, the middle area is the gear box, the end heads are the driving motor, the two sides are provided with running tires, a differential device is arranged at the joint of the gear box and the driving shaft, and the differential device is arranged between the gear box and the driving shaft; the driving wheel group component is a power running mechanism of the bogie; the bogie frame is a carrier of other functional components and bears the load of the vehicle; four driving wheels in the driving wheel group device walk on the track beam surface, the guide wheel group is installed on the two ends of a split frame beam on two sides of the bogie frame, the guide wheels in the guide wheel group walk on the side surface of the track beam, the stabilizing wheels are installed in the middle of the split frame, the stabilizing wheel surface walks on the lower bottom surface of an upper cover plate of the track fixed beam, four rescue wheels are installed at the lower ends of rescue wheel columns perpendicular to the track beam surface, the traction device is located at the upper end of the bogie frame, the traction suspension device is installed on a bogie main body component, the traction suspension device is connected with the bogie frame through a central connecting pin, the connecting spring and the swing bolster are connected with a bogie frame in the bogie frame, the central connecting pin is located in a movable hinge piece in the hinge device, the static hinge piece in the hinge device is connected with the swing bolster, the swing bolster is connected with the bogie frame through a suspension spring baffle, an inverted T-shaped structure part on the inner side of the split frame is provided with the stabilizing wheel frame, one end of the stabilizing wheel frame is hinged with the beam in the split frame through a bolt or a shaft pin, the other end of the stabilizing wheel frame is provided with a U-shaped locking port, and the U-shaped locking port is tightly matched with a spring limiting plate, a spring limiting plate and a spring locking plate in the elastic switch.
2. The articulated monorail overhead tourist car bogie of claim 1, wherein: the bogie frame is formed by adopting plate profiling assembly welding, the main structural members are welded into a box girder structure, and the side frames are of fish belly section structures.
3. The articulated monorail overhead tourist car bogie of claim 1, wherein: the front part and the rear part of the main body framework are respectively provided with rescue wheel columns.
4. The articulated monorail overhead tourist car bogie of claim 1, wherein: the driving wheel group device is composed of a driving motor and a reduction gearbox, a power output shaft of the driving motor is connected with a power input end of the reduction gearbox, a power output end of the reduction gearbox is connected with the middle position of the driving shaft, and running wheels are positioned at two ends of the driving shaft.
5. An articulating monorail overhead tourist car bogie according to claim 1 or 4, characterised in that: the driving motor drives the middle position of the driving shaft through the reduction gearbox.
6. The articulated monorail overhead tourist car bogie of claim 1, wherein: the split framework is of an inverted T-shaped structure, guide wheel mounting frames are respectively arranged on the inner sides of two ends of an inverted T-shaped middle cross beam, guide wheels are connected with the mounting frames in the triangular guide wheel framework through shaft pins, and the middle wheel seat of the triangular guide wheel framework is connected with the end face of the cross beam through a spring device.
7. The articulated monorail overhead tourist car bogie of claim 1, wherein: the split framework is of an inverted T-shaped structure, guide wheel mounting frames are respectively arranged on the inner sides of two ends of an inverted T-shaped middle cross beam, guide wheels are connected with the mounting frames in the triangular guide wheel framework through shaft pins, and the middle wheel seat of the triangular guide wheel framework is connected with a double-rod hydraulic cylinder or a double-shaft driving speed reduction motor shaft which is positioned in the cross beam through a spring device.
8. The articulated monorail overhead tourist car bogie of claim 1, wherein: the guide wheel and the stabilizing wheel device use polyurethane tires, and the polyurethane tread is preset with wear in-place marks.
9. The articulated monorail overhead tourist car bogie of claim 1, wherein: the bogie guide wheel set is provided with the wheel set state monitoring executing mechanism, the running state of the guide wheel set can be detected and adjusted by arranging the monitoring device near the wheel set, the pretightening force of the guide wheel on the track surface is adjusted by the arranged spring device, and the guide wheel can be ensured to be in effective working contact with the side surface of the track beam.
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CN117048657A (en) * | 2023-08-28 | 2023-11-14 | 中车南京浦镇车辆有限公司 | Low-floor straddle type monorail articulated bogie |
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