CN112109755A - Suspension type monorail train bogie guider and bogie - Google Patents
Suspension type monorail train bogie guider and bogie Download PDFInfo
- Publication number
- CN112109755A CN112109755A CN202011055203.2A CN202011055203A CN112109755A CN 112109755 A CN112109755 A CN 112109755A CN 202011055203 A CN202011055203 A CN 202011055203A CN 112109755 A CN112109755 A CN 112109755A
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- Prior art keywords
- bogie
- guide
- framework
- gear box
- connecting rod
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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
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/22—Guiding of the vehicle underframes with respect to the bogies
- B61F5/24—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes
- B61F5/245—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes by active damping, i.e. with means to vary the damping characteristics in accordance with track or vehicle induced reactions, especially in high speed mode
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention discloses a guide device of a suspension type monorail train bogie and the bogie, which comprise a fixed seat (1.5), wherein three connecting ends are arranged on the fixed seat in a T shape, the two symmetrically arranged connecting ends are respectively hinged with one end of a connecting rod (1.3) through pins (1.4), elastic devices (1.2) are symmetrically arranged on two sides of the middle connecting end, each elastic device is provided with a movable rod (1.2.1) capable of longitudinally and transversely moving, the movable rods are fixedly connected with the middle part of the connecting rod, and the other end of the connecting rod is in interference connection with a guide wheel set (1.1). The invention not only effectively relieves the transverse impact force, but also can reduce the amplitude of the external vehicle body and reduce the vibration of the vehicle body by utilizing the higher damping characteristic of rubber.
Description
Technical Field
The invention relates to a suspension type monorail train bogie, in particular to a suspension type monorail train bogie guiding device and a bogie.
Background
The single-rail transportation vehicle is one of rail transportation vehicles, and the vehicle runs on one rail, which is different from the traditional rail transportation vehicle running on two rails. A suspended monorail train is one of monorail trains, wherein a bogie is positioned above a train body, the train body is suspended on the bogie, and the upper plane of the top of the train body is lower than the plane of a track.
The wheel-rail relationship and bogie structure of the suspended monorail train are greatly different from those of the traditional rail transit train. The special design of the steel wheel tread of the traditional rail transit train enables the train to have self-guiding capability along a rail, and a suspension structure is arranged on a bogie to enable the train to achieve a vibration reduction effect. The traveling wheel of the suspended monorail train is mostly a conventional rubber tire and does not have self-guiding capability any more, so that a guide device needs to be arranged on a bogie to realize a guiding function. The guide device and the bogie in the prior art are generally rigidly connected, so that transverse impact is easily caused to be too large when the bogie passes through a curve, the stress condition of the bogie and a box girder structure is very unfavorable, and the comfort level of passengers is reduced. In addition, for a suspension type monorail train bogie running in a box type track beam, the structural size of the box type beam is limited by a roadbed, and the transverse size and the mass of the bogie are also limited, so that the compact structure and the light weight are key technical problems to be solved when the bogie is designed.
Disclosure of Invention
The invention aims to solve the technical problem of providing a guide device of a bogie of a suspended monorail train and a bogie with a vibration reduction function, aiming at the defect of overlarge transverse impact of the guide device of the bogie of the existing suspended monorail train.
In order to solve the technical problem, the invention provides a guide device for a bogie of a suspended monorail train, which comprises a fixed seat, wherein three connecting ends are arranged on the fixed seat in a T shape, the two symmetrically arranged connecting ends are respectively hinged with one end of a connecting rod through pins, elastic devices are symmetrically arranged on two sides of the middle connecting end, each elastic device is provided with a movable rod capable of moving longitudinally and transversely, the movable rod is fixedly connected with the middle part of the connecting rod, and the other end of the connecting rod is in interference connection with a guide wheel set.
According to the invention, the movable rod capable of moving longitudinally and transversely is designed in the elastic device, and the movable rod is connected with the guide wheel set, so that the connection relationship between the guide wheel set and the bogie is changed from rigid connection to connection mode with a buffer function, the transverse impact force is effectively relieved, the amplitude of the vehicle body is reduced, the vibration of the vehicle body is reduced, and the comfort and safety of passengers are improved.
Preferably, the elastic device comprises a cover body, one end of the movable rod is arranged in the cover body, rubber is vulcanized between the periphery and the end of the movable rod and the cover body, so that the movable rod and the cover body form an integrated structure, the amplitude of the vehicle body is further reduced by utilizing the higher damping characteristic of the rubber, and the vibration of the vehicle body is reduced.
Based on the same inventive concept, the invention also provides a suspended monorail train bogie which comprises a framework and a driving brake device, wherein the front end and the rear end of the top of the framework are respectively provided with the guide device; the front end and the rear end of the lower part of the framework are respectively provided with the driving and braking device, the driving and braking device comprises a gear box, and the gear box is provided with the guide device; the framework is provided with four guide devices, and guide wheel sets of the four guide devices are symmetrically arranged in the transverse direction and the longitudinal direction of the framework.
According to the invention, the guide device positioned at the lower part of the framework is arranged on the side surface of the gear box, so that the guide device at the lower part of the bogie and the driving brake device are integrated into a whole, and a guide device fixing support is not required to be independently designed at the lower part of the framework, so that the installation space is saved, the weight of the framework is reduced, and the lightweight design of the bogie is facilitated. In addition, 4 guider transversely and vertical symmetrical arrangement at the framework, when realizing the bogie guide effect, prevent to turn on one's side and effectively alleviate horizontal impact force, reduce the automobile body vibration, promote riding comfort and security.
Preferably, the driving and braking device is obliquely installed at the lower part of the frame, so that the installation space of the lower part of the frame is saved, and the bogie is compact.
Preferably, the driving and braking device comprises a traction motor, one end of an output shaft of the traction motor is connected with an input shaft of the gear box through a coupling, a travelling wheel is fixedly installed on the output shaft of the gear box, and a brake is installed at the other end of the output shaft of the traction motor, so that the driving and braking device is connected into a whole, the installation space of a framework is saved, and the light weight of a vehicle is facilitated.
Preferably, the front end and the rear end of the top of the framework are respectively provided with a first side guide device mounting seat, and the guide device on the top of the framework is fixedly mounted on the framework through the first side guide device mounting seat; the gearbox is provided with a second side guide device mounting seat, and the guide device at the lower part of the framework is fixedly mounted on the gearbox through the second side guide device mounting seat.
Preferably, a safety rope mounting support is arranged at the bottom of the gear box, and a safety rope is mounted on the safety rope mounting support to bear the weight of the whole vehicle body under special conditions such as failure of the traction suspension device and the like, so that the safety of the vehicle is ensured. Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the rubber is vulcanized on the surface and the bottom of the lower part of the movable rod and in the cover body, so that an integrated elastic device is formed, and the elastic device utilizes the elasticity of the rubber to ensure that the movable rod has a certain amount of movement in the transverse direction and the longitudinal direction.
2. The guide device changes the connection relationship between the guide wheel set and the bogie from the traditional rigid connection into a connection mode with a buffering function through the elastic device with a certain moving amount, thereby not only effectively relieving the transverse impact force, but also reducing the amplitude of an external vehicle body and reducing the vibration of the vehicle body by utilizing the higher damping characteristic of rubber.
3. The guide device adopts a modular design, and the modular design structure can ensure that the guide device is simultaneously arranged on the framework and the gear box, and the driving brake device is obliquely arranged, so that the bogie has a compact structure and is convenient to install.
4. According to the invention, the gearbox shell is designed with the safety rope mounting support and the second side guide device mounting base, so that the support fixing guide device and the safety rope do not need to be separately designed at the lower part of the frame, the mounting space is saved, the frame weight is reduced, and the light weight design of the bogie is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of a suspended monorail car bogie of the present invention;
FIG. 2 is a perspective view of the bogie of the suspended monorail car of the present invention without the running wheels;
FIG. 3 is a perspective view of the driving and braking device of the present invention;
FIG. 4 is a perspective view of the guide of the present invention;
FIG. 5 is a perspective view of the guide assembly of the present invention with one set of guide wheels removed;
FIG. 6 is a partial cross-sectional view of a guide of the present invention;
FIG. 7 is a schematic structural view of a guide wheel assembly of the present invention;
FIG. 8 is a cross-sectional structural view of the elastic means of the present invention;
FIG. 9 is a perspective view of the connecting rod of the present invention;
FIG. 10 is a perspective view of the pin of the present invention;
fig. 11 is a perspective view of the fixing base of the present invention.
In the figure:
1-a guiding device; 1.1-guide wheel group; 1.1.1-guide wheel; 1.1.2-round shaft; 1.2-elastic means; 1.2.1-a movable rod; 1.2.2-cover body; 1.2.3-rubber; 1.3-connecting rod; 1.4-dowel; 1.5-fixed seat; 2-pulling the suspension device; 3-a current collector; 4-a grounding device; 5-a framework; 5.1-first side guide mount; 6-a walking wheel; 7-driving the braking device; 7.1-gearbox; 7.1.1-gearbox disk; 7.1.2-safety rope mounting support; 7.1.3-second side guide mount; 7.2-coupling; 7.3-traction motor; 7.4-brake; 7.4.1-brake caliper; 7.4.2-brake disc; 8-safety rope.
Detailed Description
The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.
For convenience of description, the relative positional relationship of the components, such as: the descriptions of the upper, lower, left, right, etc. are described with reference to the layout directions of the drawings in the specification, and do not limit the structure of the present patent.
As shown in fig. 1-11, the main components of an embodiment of the bogie of the suspended monorail train of the invention are: the device comprises a guide device 1, a traction suspension device 2, a current collector 3, a grounding device 4, a framework 5, a traveling wheel 6, a driving brake device 7 and a safety rope 8.
The framework 5 is formed by welding steel plates, and is welded with each component mounting seat for mounting each component and bearing the acting force in each direction brought by the component mounting seat.
The top front end and the rear end of the framework 5 are respectively welded with a first side guide device mounting seat 5.1 for mounting the guide devices 1 positioned at the top front end and the rear end of the framework 5.
The trailing suspension 2 is mounted at a top intermediate position of the frame 5 for transmitting forces between the bogie and the vehicle body.
The current collector 3 is installed at the side of the frame 5 and receives an external current as a power source.
The grounding device 4 is arranged at the tail end of the framework 5 and is used for guiding leakage current out and protecting equipment safety.
The front end and the rear end of the lower part of the framework 5 are respectively provided with a driving brake device 7, and the driving brake devices 7 are obliquely arranged for effectively saving space. The driving and braking device 7 consists of a gear box 7.1, a coupling 7.2, a traction motor 7.3 and a brake 7.4. One end of an output shaft of the traction motor 7.3 is connected with an input shaft of the gear box 7.1 through a coupling 7.2 to form a driving device, the traction motor 7.3 transmits force to the gear box 7.1 through the coupling 7.2, and then the output shaft of the gear box 7.1 drives the walking wheel 6 to provide driving force for the walking wheel 6; the other end of the output shaft of the traction motor 7.3 is provided with a brake 7.4, and the brake 7.4 is used for braking the output shaft of the traction motor 7.3 and providing braking force.
A gear box wheel disc 7.1.1 is installed on one side of the gear box 7.1, a second side guiding device installation seat 7.1.3 is installed on the end portion of the gear box 7.1, and a safety rope installation support 7.1.2 is arranged at the bottom of the gear box 7.1.
The brake 7.4 comprises a brake clamp 7.4.1 arranged on a shell of the traction motor 7.3 and a brake disc 7.4.2 arranged on an output shaft of the traction motor 7.3 in an interference fit mode. The traction motor 7.3 can be braked by the brake caliper 7.4.1 clamping the brake disc 7.4.2 and finally the braking force is transmitted to the form wheel 6.
The walking wheel 6 and the wheel disc 7.1.1 of the gear box are arranged on an output shaft of the gear box 7.1 in a matching mode, and the walking wheel 6 is a rubber solid tire, receives acting force from the driving and braking device 7 and bears the weight of the whole vehicle.
The safety rope 8 is arranged on a safety rope mounting support 7.1.2 at the bottom of the gear box 7.1, and bears the weight of the whole vehicle body under special conditions of failure of the traction suspension device 2 and the like, so that the safety of the vehicle is ensured.
The second side guide mounting 7.1.3 of the gearbox 7.1 is fitted with a guide 1 located in the lower part of the frame 5.
The frame 5 is provided with four guide devices 1, the guide wheel sets 1.1 of the four guide devices 1 are arranged transversely and longitudinally symmetrically on the frame 5, and the four guide devices 1 mainly bear impact force in the transverse direction of the truck body, so that the guide effect of the bogie can be realized.
The 1 guiding device 1 consists of two guiding wheel sets 1.1, two elastic devices 1.2, two connecting rods 1.3, two pins 1.4 and a fixed seat 1.5, and is of a bilateral symmetry design structure. The guide wheel set 1.1 comprises a circular shaft 1.1.2, guide wheels 1.1.1 are respectively arranged at two ends of the circular shaft 1.1.2, and the guide wheels 1.1.1 are rubber tires. The elastic device 1.2 comprises a movable rod 1.2.1, a cover body 1.2.2 and rubber 1.2.3, one end of the movable rod 1.2.1 is arranged in the cover body 1.2.2, and the periphery and the end part of the movable rod 1.2.1 and the cover body 1.2.2 are vulcanized with the rubber 1.2.3, so that the cover body 1.2.2 and the movable rod 1.2.1 form an integrated structure, the rubber 1.2.3 has certain elasticity, the movable rod 1.2.1 has certain movable amount in the longitudinal direction and the transverse direction, the impact force in the transverse direction brought by the guide wheel set 1 is reduced, the end part of the movable rod 1.2.1 is vulcanized with a layer of rubber 1.2.3, and the impact damage to the fixed seat 1.5 caused by the ultralimit movement of the movable rod 1.2.1 can be avoided. Be the T form on fixing base 1.5 and set up three link, the link that two symmetries set up respectively through the one end of pin 1.4 articulated connecting rod 1.3, middle link bilateral symmetry installation resilient means 1.2, resilient means 1.2's movable rod 1.2.1 fixed connection connecting rod 1.3's middle part, connecting rod 1.3's the other end interference is connected the round axle 1.1.2 of direction wheelset 1.1. In this way, the guide wheel set 1.1 is made rotatable along the central axis of the pin 1.4, and the guide device 1 having the guide function and the vibration damping function is configured. The cover 1.2.2 is preferably an arc-shaped cover.
The above description is only for the preferred embodiment of the present application and should not be taken as limiting the present application in any way, and although the present application has been disclosed in the preferred embodiment, it is not intended to limit the present application, and those skilled in the art should understand that they can make various changes and modifications within the technical scope of the present application without departing from the scope of the present application, and therefore all the changes and modifications can be made within the technical scope of the present application.
Claims (6)
1. The utility model provides a suspension type monorail train bogie guider, includes fixing base (1.5), its characterized in that, it sets up three link to be the T form on the fixing base, and the link that two symmetries set up is respectively through the one end of pin (1.4) articulated connecting rod (1.3), middle link bilateral symmetry installation resilient means (1.2), resilient means has a movable rod (1.2.1) that can vertically and lateral shifting, movable rod fixed connection the middle part of connecting rod, a direction wheelset (1.1) is connected to the other end interference of connecting rod.
2. A suspended monorail car bogie guide apparatus as defined in claim 1, wherein said resilient means comprises a housing (1.2.2), one end of said movable bar being disposed within said housing, and rubber vulcanizes (1.2.3) between the periphery and ends of said movable bar and said housing, such that said movable bar and said housing form a unitary structure.
3. A suspended monorail car bogie comprising a frame (5) and a drive braking device (7), characterized in that the top front and rear ends of the frame are respectively fitted with a guide device as defined in any one of claims 1-2; the front end and the rear end of the lower part of the framework are respectively and obliquely provided with the driving and braking device, the driving and braking device comprises a gear box (7.1), and the gear box is provided with the guide device of any one of claims 1-2; the framework is provided with four guide devices, and guide wheel sets of the four guide devices are symmetrically arranged in the transverse direction and the longitudinal direction of the framework.
4. A suspended monorail bogie as claimed in claim 3, characterized in that said drive braking means comprises a traction motor (7.3), one end of the output shaft of said traction motor is connected to the input shaft of said gearbox (7.1) through a coupling (7.2), the output shaft of said gearbox is fixedly provided with a travelling wheel (6), and the other end of the output shaft of said traction motor is provided with a brake (7.4).
5. A suspended monorail car bogie as defined in claim 3, wherein said frame top front and rear ends are provided with first side guide mounting seats (5.1) respectively, said frame top guide being fixedly mounted to said frame by means of said first side guide mounting seats; and a second side guide device mounting seat (7.1.3) is arranged on the gear box, and a guide device at the lower part of the framework is fixedly mounted on the gear box through the second side guide device mounting seat.
6. A suspended monorail car bogie as defined in claim 3, wherein the bottom of said gearbox is provided with a safety rope mounting support (7.1.2) on which the safety rope (8) is mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055203.2A CN112109755B (en) | 2020-09-29 | 2020-09-29 | Suspension type monorail train bogie guider and bogie |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055203.2A CN112109755B (en) | 2020-09-29 | 2020-09-29 | Suspension type monorail train bogie guider and bogie |
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| CN112109755A true CN112109755A (en) | 2020-12-22 |
| CN112109755B CN112109755B (en) | 2021-10-26 |
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| CN202011055203.2A Active CN112109755B (en) | 2020-09-29 | 2020-09-29 | Suspension type monorail train bogie guider and bogie |
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| CN110496397A (en) * | 2019-08-23 | 2019-11-26 | 华强方特（深圳）科技有限公司 | A kind of adaptive directed trolley of track |
| CN110588694A (en) * | 2019-09-30 | 2019-12-20 | 中铁轨道交通装备有限公司 | Straddle type monorail bogie with centripetal guide |
| CN111497887A (en) * | 2020-05-28 | 2020-08-07 | 中铁二院工程集团有限责任公司 | Suspension type monorail bogie and suspension type monorail traffic system |
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2020
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120104654A (en) * | 2011-03-14 | 2012-09-24 | 권승자 | Guide wheel unit of mono rail for y type |
| CN207045346U (en) * | 2017-06-19 | 2018-02-27 | 株洲中车特种装备科技有限公司 | A kind of single track excursion train bogie guider |
| CN109178022A (en) * | 2018-09-29 | 2019-01-11 | 同济大学 | A kind of distributed new High speed wheel rail train system of driving |
| CN208881802U (en) * | 2018-10-30 | 2019-05-21 | 西南交通大学 | A kind of sky rail train bogie |
| CN109159794A (en) * | 2018-11-01 | 2019-01-08 | 西南交通大学 | A kind of suspension monorail radial steering |
| CN109573506A (en) * | 2019-01-27 | 2019-04-05 | 李楠 | A kind of friction in suspension, which transports, send trolley guiding device |
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| Publication number | Publication date |
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| CN112109755B (en) | 2021-10-26 |
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