CN107878496B - Bogie structure of PRT suspension train and operation system comprising bogie structure - Google Patents
Bogie structure of PRT suspension train and operation system comprising bogie structure Download PDFInfo
- Publication number
- CN107878496B CN107878496B CN201711336997.8A CN201711336997A CN107878496B CN 107878496 B CN107878496 B CN 107878496B CN 201711336997 A CN201711336997 A CN 201711336997A CN 107878496 B CN107878496 B CN 107878496B
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- mounting seat
- main body
- wheel mounting
- bogie
- suspension train
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- 239000000725 suspension Substances 0.000 title claims abstract description 72
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 33
- 238000013016 damping Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000012876 topography Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B3/00—Elevated railway systems with suspended vehicles
-
- 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
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
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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
- B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention discloses a bogie structure of a PRT suspension train, which comprises a straight-line framework main body and travelling wheel mounting seats fixed on the framework main body, wherein both ends of the framework main body are also provided with guide wheel mounting seats and vertical beam structures mutually perpendicular to the framework main body; the upper part of the vertical beam structure is provided with a stabilizing wheel mounting seat; the travelling wheel mounting seat, the guide wheel mounting seat and the stabilizing wheel mounting seat are symmetrically arranged on two sides of the framework main body; the travelling wheel mounting seat is provided with travelling wheels; the guide wheel mounting seat is provided with a guide wheel, and the stabilizing wheel mounting seat is provided with a stabilizing wheel; the stabilizing wheel is positioned right above the guide wheel. The bogie structure adopts the straight-line framework main body, so that the whole bogie structure has small transverse dimension, and the transverse dimension of the walking beam in the suspended type monorail traffic system can be effectively reduced. The invention also discloses a PRT suspension train operation system with the bogie structure.
Description
Technical Field
The invention relates to a bogie structure of a PRT suspension train, and also relates to a PRT suspension train running system with the bogie structure, belonging to the technical field of urban rail transit.
Background
With the continuous acceleration of urban construction in China, the traffic problem of cities is more serious. Existing urban public transportation systems have failed to meet the increasingly congested urban traffic demands. In order to solve urban traffic jams, the great development of urban public traffic is a good choice. Currently, subway systems are used as the traffic main line of urban rail transit. But the subway system has high construction cost, long period, great influence on the existing infrastructure of the city during construction and strict requirements on topography and topography. Road public transportation systems have tended to saturate, so suspended monorail transportation systems can solve the problems well.
The suspension type monorail traffic system has the advantages of short construction period, low construction cost, lower requirements on topography and topography, lower influence on the construction of the existing urban infrastructure and low noise. Meanwhile, the system is used as a traffic system with medium and small traffic volume, and can be organically unified with a subway system, mutually complemented and used for relieving traffic. However, the existing suspension type monorail traffic system relieves the congestion of the urban road to a certain extent, but the running beams are huge, and the lighting and the attractive appearance of the urban street are affected to a certain extent.
Disclosure of Invention
The invention aims to: the invention aims to solve the technical problem of providing a bogie structure of a PRT suspension train, which adopts a straight-line framework main body, so that the whole bogie structure has a small transverse dimension, and further the transverse dimension of a walking beam in a suspension type monorail traffic system can be effectively reduced.
The invention also solves the technical problem of providing a PRT suspension train operation system with the bogie structure, which can realize the connection between the suspension train and the bogie structure and simultaneously realize the force transmission between the bogie structure and the suspension train.
In order to solve the technical problems, the invention adopts the following technical scheme:
the bogie structure of the PRT suspension train comprises a straight-line framework main body and travelling wheel mounting seats fixed on the framework main body, wherein guide wheel mounting seats and vertical beam structures mutually perpendicular to the framework main body are also arranged at two ends of the framework main body; the upper part of the vertical beam structure is provided with a stabilizing wheel mounting seat; the travelling wheel mounting seat, the guide wheel mounting seat and the stabilizing wheel mounting seat are symmetrically arranged on two sides of the framework main body; the travelling wheel mounting seat is provided with travelling wheels; the guide wheel mounting seat is provided with a guide wheel, and the stabilizing wheel mounting seat is provided with a stabilizing wheel; the stabilizing wheel is positioned right above the guide wheel.
The travelling wheel is composed of a pneumatic rubber tire and an outer rotor hub motor, torque can be directly transmitted to the travelling wheel by the aid of the outer rotor hub motor, and meanwhile, the volume and noise of the travelling wheel can be greatly reduced due to the fact that a gear driving device is not arranged in the travelling wheel.
The guide wheels and the stabilizing wheels are solid rubber tires, the guide wheels are arranged at two ends of the framework main body, the stabilizing wheels are arranged right above the guide wheels, the guide wheels mainly play a role in guiding the travelling wheels, and the stabilizing wheels play a role in preventing the side rolling of the bogie due to small transverse span of the bogie.
The brake disc is arranged on the hub on the inner side of the travelling wheel, the brake clamp is arranged on the travelling wheel mounting seat, two brake pads of the brake clamp are positioned on the side edge of the brake disc, the brake clamp realizes braking through friction force generated by the brake clamp and the brake disc, and during braking, the two brake pads are tightly pressed on the side surface of the brake disc by the brake clamp, and braking force is generated through friction of the two brake pads.
The travelling wheels are connected with the travelling wheel installation seat through flat keys and are fixed at the inner side of the travelling wheel installation seat through locking nuts.
The operation system of the PRT suspension train further comprises a suspension device fixedly connected with the bogie structure, wherein the suspension device comprises a roof beam structure, a swing bolster structure, a spring damper and a central traction pin vertically embedded in the swing bolster structure; the central traction pin is fixedly connected with the straight-shaped framework main body of the bogie structure.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
the bogie structure adopts the straight-line framework main body, so that the whole bogie structure has small transverse dimension, the transverse dimension of a walking beam in a suspended monorail traffic system can be effectively reduced, and meanwhile, the bogie structure can still ensure the running safety and riding stability of a suspended train under the condition of reducing the transverse dimension.
Drawings
FIG. 1 is a top view of a frame body in a bogie structure according to the present invention;
FIG. 2 is a front view of the frame body of the truck structure of the present invention;
FIG. 3 is a side view of the frame body of the truck structure of the present invention;
FIG. 4 is a top view of the bogie structure of the present invention;
FIG. 5 is a front view of the bogie structure of the present invention;
FIG. 6 is a side view of the bogie structure of the present invention;
FIG. 7 is a schematic view of a suspension device in the operation system of the present invention;
FIG. 8 is a schematic view of the roof rail structure of the suspension device of FIG. 7;
FIG. 9 is a schematic view of the structure of the bolster in the suspension of FIG. 7;
FIG. 10 is a schematic view of the configuration of the center kingpin of the suspension assembly of FIG. 7;
FIG. 11 is a schematic illustration of the connection of the bogie structure to the suspension and rail beams;
FIG. 12 is a schematic illustration of the attachment of the truck structure to the suspension apparatus of the present invention;
fig. 13 is a front view of fig. 12;
fig. 14 is a top view of fig. 12.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 6, the bogie structure of the PRT suspension train of the present invention comprises a straight frame body 8 and a travelling wheel mounting seat 9 fixed on the frame body, wherein the center of the frame body 8 is a sleeve type structure 8-1, two ends of the sleeve type structure 8-1 are welded with a beam structure 8-2, and two ends of the frame body 8 are provided with a guide wheel mounting seat 11 and a vertical beam structure 12 mutually perpendicular to the frame body 8; the upper part of the vertical beam structure 12 is provided with a stabilizing wheel mounting seat 13; the walking wheel mounting seat 9, the guide wheel mounting seat 11 and the stabilizing wheel mounting seat 13 are symmetrically arranged on two sides of the framework main body 8; the travelling wheel 1 is arranged on the travelling wheel mounting seat 9; the guide wheel 3 is arranged on the guide wheel mounting seat 11, and the stabilizing wheel 2 is arranged on the stabilizing wheel mounting seat 13; the stabilizing wheel 2 is located directly above the guide wheel 3.
The travelling wheel 1 consists of a pneumatic rubber tire and an outer rotor hub motor, the travelling wheel 1 can directly transmit torque to the travelling wheel 1 by adopting the outer rotor hub motor, and meanwhile, the volume and noise of the travelling wheel 1 can be greatly reduced because a gear driving device is not arranged in the travelling wheel 1; the guide wheels 3 and the stabilizing wheels 2 are solid rubber tires, the guide wheels 3 arranged in pairs are positioned at two ends of the framework main body 8, the stabilizing wheels 2 are positioned right above the guide wheels 3, the guide wheels 3 mainly play a role in guiding the travelling wheels 1, and the stabilizing wheels 2 play a role in preventing the side rolling of the bogie due to small transverse span of the framework main body 8 of the bogie; a brake disc 7 is arranged on a hub at the inner side of the travelling wheel 1 and is braked by a disc; the travelling wheel mounting seat 9 is provided with a brake clamp 6, two brake pads of the brake clamp 6 are respectively positioned at the side edges of the brake disc 7, the brake clamp 6 realizes braking through friction force generated by the brake disc 7, and during braking, the two brake pads are tightly pressed on the side surfaces of the brake disc 7 by the brake clamp 6, and braking force is generated through friction of the two brake pads. The travelling wheel 1 is connected with the travelling wheel mounting seat 9 through a flat key and is fixed at the inner side of the travelling wheel mounting seat 9 by a locking nut.
The outer rotor of the travelling wheel 1 of the bogie structure adopts the hub motor as a driving device, the outer rotor adopts the hub motor to directly transmit torque to the travelling wheel 1, devices such as gears and the like are not needed to be additionally arranged, the volume of the travelling wheel 1 is greatly reduced, and meanwhile, the travelling wheel 1 adopts a small-sized pneumatic rubber tire, so that the volume and noise can be reduced. The bogie structure adopts the straight-line-shaped framework main body 8, and the transverse dimension of the bogie structure can be greatly reduced by adopting the straight-line-shaped framework main body 8, and meanwhile, the bogie structure is simple and convenient to overhaul; the frame body 8 employed in the present invention can effectively reduce the lateral dimension of the bogie structure.
The bogie structure has good stability when passing through a curved track (namely when turning), on one hand, due to the adoption of the hub motor, the abrasion of the travelling wheels 1, the guide wheels 3 and the stabilizing wheels 2 can be reduced through four-wheel electric control differential control through the curved track; on the other hand, the bogie has small structure volume and short wheelbase, so that the bogie is favorable for good stability when passing through a small-radius curve.
The center of a framework main body 8 of the bogie structure is a sleeve type structure 8-1, two ends of the sleeve type structure 8-1 are welded with a beam structure 8-2, and the framework main body 8 is in a straight shape; two ends of a beam structure 8-2 of the framework main body 8 are welded with vertical beam structures 12 which are mutually perpendicular to the framework main body 8, a stabilizing wheel mounting seat 13 is welded on the vertical beam structures 12, and the stabilizing wheel 2 is mounted on the stabilizing wheel mounting seat 13 through bolts; a beam 14 is transversely welded at two ends of the beam structure 8-2 of the framework main body 8, a guide wheel mounting seat 11 is welded on the beam 14, and the guide wheel 3 is mounted on the guide wheel mounting seat 11 through bolts; a travelling wheel mounting seat 9 is welded in the middle of the beam structure 8-2 of the framework main body 8, and the travelling wheel mounting seat 9 is U-shaped (as shown in the side view of fig. 3), so that the travelling wheel mounting seat is convenient to mount and position on the framework main body 8 and plays a certain role in lifting; the travelling wheel 1 is connected with the travelling wheel mounting seat 9 through a flat key, and is fixed at the inner side of the travelling wheel mounting seat 9 by a locking nut 16 to prevent the travelling wheel 1 from moving transversely; the brake disc 7 is mounted on the hub inside the running wheel 1 by bolting, and the brake caliper 6 is mounted on the upper part (U-shaped top) of the running wheel mounting seat 9 by bolting.
Compared with the problems of large driving device, low running efficiency, large running noise and overlarge cross section of a track beam of the suspension type monorail vehicle existing in the existing suspension type monorail vehicle, the travelling wheel 1 of the bogie structure comprises an outer rotor hub motor and a pneumatic rubber tire, and the travelling wheel 1 adopting the structure has the advantages that the driving device is simplified, meanwhile, the driving efficiency is improved, and the running noise is reduced; in addition, the walking wheels 1 are arranged on two sides of the straight-line-shaped framework main body 8, and the straight-line-shaped framework main body 8 has the characteristics of simple structure and small transverse size; the guide wheels 3 and the stabilizing wheels 2 at both ends of the frame body 8 respectively guide and stabilize the bogie structure. The bogie structure can be suitable for urban rail transit systems with small traffic.
As shown in fig. 7 to 14, the operation system of the PRT suspension train of the present invention further includes a suspension device 4 fixedly connected to the bogie structure, the suspension device 4 including a roof beam structure 4-1, a bolster structure 4-2, a spring damper 4-3, and a center traction pin 15 vertically embedded in the bolster structure; the tubular structure (pin body 5-1) at the lower end of the central traction pin 15 passes through the sleeve-shaped structure 8-1, the top of the central traction pin 15 is fixedly connected with the sleeve-shaped structure 8-1 through bolts, so that the central traction pin 15 of the suspension device 4 is fixedly connected with the straight-shaped framework main body 8, and the four support legs 1-2 of the roof beam structure 4-1 of the suspension device 4 extend into the suspension train 5 and are fixedly connected with the suspension train 5; the roof beam structure 4-1 comprises four beam structures 1-1 and four supporting legs 1-2, the four beam structures 1-1 are enclosed to form a rectangle, the two beam structures 1-1 which are parallel to each other are provided with mounting seats I1-3, the two beam structures 1-1 which are parallel to each other are also provided with horizontal limiting mechanisms 1-4 which are arranged oppositely, and the other two beam structures 1-1 which are parallel to each other are provided with traction rod mounting seats I1-5; the swing bolster structure 4-2 comprises a swing bolster main body 2-1 and brackets 2-2 arranged at two ends of the swing bolster main body 2-1, wherein mounting seats II2-3 are arranged at support legs of the brackets 2-2, traction pull rod mounting seats II2-4 are arranged at the top ends of the brackets 2-2, transverse elastic stop blocks 2-5 are symmetrically arranged on two vertical side edges of the swing bolster main body 2-1, vertical stop blocks 2-6 are connected below the transverse elastic stop blocks 2-5, and a central hole 2-7 is formed in the swing bolster main body 2-1; the end part of the central traction pin 15 with the square pin 5-2 stretches into the central hole 2-7, the pin body 5-1 rotates 90 degrees in the central hole 2-7, and the square pin 5-2 is clamped through a square pin footstock positioned below the central hole 2-7, so that the pin body 5-1 is fixed in the central hole 2-7, and the central traction pin 15 is fixedly connected with the swing bolster structure 4-2; the end surface of the horizontal limiting mechanism 1-4 of the roof beam structure 4-1 faces the transverse elastic stop 2-5; one end of the spring damper 4-3 is arranged on the mounting seat I1-3, and the other end of the spring damper is arranged on the mounting seat II2-3, and the spring damper 4-3 has a certain included angle with the horizontal direction or the vertical direction, so that the spring damper can realize the damping vibration reduction in the horizontal direction and the vertical direction at the same time; the number of the spring vibration dampers 4-3 is four, and the four spring vibration dampers 4-3 are symmetrically distributed at four corners of the suspension device 4; the suspension device 4 further comprises traction rods 4-4, one ends of the traction rods 4-4 are installed on traction rod installation seats I1-5 (corresponding to connection with the suspension train 5), the other ends of the traction rods 4-4 are installed on traction rod installation seats II2-4 (corresponding to connection with the bogie structure), the arrangement direction of the traction rods 4-4 is consistent with the extending direction of the running track of the suspension train 5, the two traction rods 4-4 are symmetrically arranged along the longitudinal center, two end parts of the traction rods 4-4 are corresponding to one end connected with the suspension train 5, one end of each traction rod is connected with the bogie structure, and accordingly the traction rods 4-4 can transmit traction force between a suspension train body and the bogie. The suspension device 4 not only can realize the connection function between the suspension train 5 body and the bogie structure, but also can realize the transmission of three-way forces between the suspension train 5 body and the bogie structure in the transverse direction (the horizontal direction), the longitudinal direction (the running direction of the suspension train) and the vertical direction (the vertical direction). The inclined spring shock absorber 4-3 can simultaneously provide the elasticity and damping required by the transverse direction and the vertical direction of the train body of the suspension train 5 (namely, can realize the buffer effect), and meanwhile, the traction pull rod 4-4 in the suspension device 4 can realize the vertical relative motion between the train body of the suspension train and the bogie; the lateral elastic stops 2-5 limit the lateral displacement of the body of the suspended train 5 relative to the bogie, and the vertical stops 2-6 limit the vertical displacement between the body of the suspended train 5 and the bogie.
In the running system, the bogie structure is fixedly connected with the central traction pin 15 of the suspension device 4, the central traction pin 15 of the suspension device 4 passes through the central sleeve-shaped structure 8-1 of the framework main body 8, the rubber gasket 5-3 on the central traction pin 15 can play a certain role in vibration reduction, and the framework main body 8 is fixedly connected with the central traction pin 15 through bolts, so that the movement of the framework main body and the central traction pin 15 in the vertical direction is consistent; four supporting legs 1-2 of the suspension device 4 extend into the interior of a train body of the suspension train 5, the two supporting legs are connected through high-strength bolts, the main body part of the suspension device 4 is positioned below the track beam 10, and rims of the travelling wheels 1, the guide wheels 3 and the stabilizing wheels 2 are respectively contacted with travelling beams in the track beam 10. The suspension device 4 adopts the hydraulic damping springs 4-3 which are arranged in an oblique symmetrical way, the hydraulic damping springs 4-3 not only can reduce the installation space, but also can effectively inhibit the vibration of the suspension train 5 in the running process, and improve the dynamic performance of the bogie structure.
Claims (5)
1. A system for operating a PRT suspension train, characterized by: the steering frame comprises a steering frame structure and a suspension device fixedly connected with the steering frame structure, wherein the steering frame structure comprises a straight-line-shaped framework main body and travelling wheel mounting seats fixed on the framework main body, and guide wheel mounting seats and vertical beam structures mutually perpendicular to the framework main body are also arranged at two ends of the framework main body; the upper part of the vertical beam structure is provided with a stabilizing wheel mounting seat; the travelling wheel mounting seat, the guide wheel mounting seat and the stabilizing wheel mounting seat are symmetrically arranged on two sides of the framework main body; the travelling wheel mounting seat is provided with travelling wheels; the guide wheel mounting seat is provided with a guide wheel, and the stabilizing wheel mounting seat is provided with a stabilizing wheel; the stabilizing wheel is positioned right above the guide wheel;
the suspension device comprises a roof beam structure, a swing bolster structure, a spring damper and a central traction pin vertically embedded in the swing bolster structure; the central traction pin is fixedly connected with the straight-shaped framework main body of the bogie structure; the support legs of the roof beam structure extend into the suspension train and are fixedly connected with the suspension train; the roof beam structure comprises four beam structures and four supporting legs, the four beam structures are enclosed to form a rectangle, two mutually parallel beam structures are provided with mounting seats I, meanwhile, the two mutually parallel beam structures are also provided with oppositely arranged horizontal limiting mechanisms, and the other two mutually parallel beam structures are respectively provided with a traction pull rod mounting seat I; the swing bolster structure comprises a swing bolster main body and brackets arranged at two ends of the swing bolster main body, wherein mounting seats II are arranged at support legs of the brackets, traction pull rod mounting seats II are arranged at the top ends of the brackets, transverse elastic stops are symmetrically arranged on two vertical side edges of the swing bolster main body, vertical stops are connected below the transverse elastic stops, and a center hole is formed in the swing bolster main body; the end part of the central traction pin with the square pin stretches into the central hole, the pin body rotates for 90 degrees in the central hole, and then the square pin is clamped through the square pin footstock positioned below the central hole, so that the pin body is fixed in the central hole, and the fixed connection between the central traction pin and the swing bolster structure is realized; the end face of the horizontal limiting mechanism of the roof beam structure faces to the transverse elastic stop; one end of the spring damper is arranged on the mounting seat I, the other end of the spring damper is arranged on the mounting seat II, and the spring damper and the horizontal direction or the vertical direction have a certain included angle, so that the damping vibration attenuation in the horizontal direction and the vertical direction can be realized simultaneously; the four spring vibration dampers are symmetrically distributed at four corners of the suspension device; the suspension device further comprises traction pull rods, one ends of the traction pull rods are arranged on the traction pull rod mounting seat I, the other ends of the traction pull rods are arranged on the traction pull rod mounting seat II, the arrangement direction of the traction pull rods is consistent with the extending direction of the travelling track of the suspension train, the two traction pull rods are symmetrically arranged along the longitudinal center, the two end parts of the traction pull rods are equivalent to one end connected with the suspension train, and one end of the traction pull rods is connected with the bogie, so that the traction pull rods can transmit traction force between the suspension train body and the bogie;
the suspension device can realize the transmission of transverse, longitudinal and vertical forces between the suspension train body and the bogie; the oblique spring shock absorber simultaneously provides elasticity and damping required by the transverse direction and the vertical direction of the suspension train body, and meanwhile, the traction pull rod in the suspension device realizes the vertical relative movement between the suspension train body and the bogie; the transverse elastic stop limits the transverse displacement of the suspended train body relative to the bogie, and the vertical stop limits the vertical displacement between the suspended train body and the bogie.
2. The operating system of a PRT suspension train of claim 1 wherein: the travelling wheel consists of a pneumatic rubber tire and an outer rotor hub motor.
3. The operating system of a PRT suspension train of claim 1 wherein: the guide wheel and the stabilizing wheel are solid rubber tires.
4. The operating system of a PRT suspension train of claim 1 wherein: the wheel hub on the inner side of the travelling wheel is provided with a brake disc, the travelling wheel mounting seat is provided with a brake clamp, and two brake pads of the brake clamp are positioned on the side edge of the brake disc.
5. The operating system of a PRT suspension train of claim 1 wherein: the travelling wheel is connected with the travelling wheel mounting seat through a flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711336997.8A CN107878496B (en) | 2017-12-14 | 2017-12-14 | Bogie structure of PRT suspension train and operation system comprising bogie structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711336997.8A CN107878496B (en) | 2017-12-14 | 2017-12-14 | Bogie structure of PRT suspension train and operation system comprising bogie structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107878496A CN107878496A (en) | 2018-04-06 |
| CN107878496B true CN107878496B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711336997.8A Active CN107878496B (en) | 2017-12-14 | 2017-12-14 | Bogie structure of PRT suspension train and operation system comprising bogie structure |
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| CN (1) | CN107878496B (en) |
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| CN109353351B (en) * | 2018-11-07 | 2024-04-09 | 夏彤宇 | Suspension monorail traffic device |
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| CN111267891A (en) * | 2020-03-20 | 2020-06-12 | 中唐空铁科技有限公司 | Connecting structure of suspension type monorail vehicle body and bogie, vehicle and assembling method of vehicle |
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