CN109835353B - Straddle type monorail vehicle walking structure and rail beam thereof - Google Patents

Straddle type monorail vehicle walking structure and rail beam thereof Download PDF

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Publication number
CN109835353B
CN109835353B CN201910174499.0A CN201910174499A CN109835353B CN 109835353 B CN109835353 B CN 109835353B CN 201910174499 A CN201910174499 A CN 201910174499A CN 109835353 B CN109835353 B CN 109835353B
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wheel
track
wheels
walking
stabilizing
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CN109835353A (en
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林建鹯
屈海洋
王虎高
曹文祥
刘健
彭锋
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CRRC Zhuzhou Locomotive Co Ltd
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CRRC Zhuzhou Locomotive Co Ltd
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Abstract

A striding-sitting type monorail vehicle walking structure and a track beam thereof comprise a framework spanned on a track beam body, wherein the framework comprises a cross beam and side beams arranged on two sides of the cross beam, the upper surface of the cross beam is provided with a vehicle body connecting interface and primary and secondary suspension mounting interfaces, the side beams comprise upper side beams (4 c) and lower side beams (4 e), two ends of the upper and lower side beams are respectively provided with a first hub fixing seat (4 d), and the lower parts of the side beams are provided with second hub fixing seats (4 g); the front end and the rear end of the cross beam are respectively provided with a walking wheel (1), a first hub fixing seat of the side beam is provided with a guide wheel (6), and a second hub fixing seat is provided with a stabilizing wheel (7); the gear box (4 b) and the traction motor (5) are arranged on the cross beam in an oblique and diagonal manner, and the walking wheel and the gear box are arranged on an output shaft of the traction motor; a gear transmission system (9) is arranged in the gear box, and a gear rotating wheel (9 a) meshed with the tooth-shaped track (3) is arranged below the gear transmission system.

Description

Straddle type monorail vehicle walking structure and rail beam thereof
Technical Field
The invention relates to a rail vehicle, in particular to a straddle type monorail vehicle walking structure and a rail beam thereof.
Background
The straddle type monorail system is a novel public traffic model for the future, and is arranged at sightseeing lines, fair meetings, playgrounds and the like of scenic spots through an overhead structure, a supporting beam and the like to be used for short-distance traffic transportation. At present, a monorail vehicle adopts rubber wheels as walking wheels to run on a track beam, the rubber walking wheels are always in contact with the top surface of the track beam in the running process of a train, the train is completely driven by adhesion, the maximum gradient is 6%, when the train runs in rainy and foggy weather and ice and snow weather, the adhesion coefficient between the walking wheels and the track beam is reduced, and the problem that the vehicle has insufficient climbing capacity and is easy to slip is solved. Therefore, the gradient of the existing straddle type monorail vehicle line is generally not more than 6%, and the popularization and application of the straddle type monorail vehicle in scenic sightseeing areas and the like are limited.
In addition, the tires of the walking wheels and the stabilizing wheels of the straddle type monorail vehicle are generally pneumatic rubber tires, so that the daily operation wear is large, and the cost is high.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a riding type monorail vehicle walking structure and a track beam which have good climbing capability and are not easy to slip under severe weather conditions.
In order to solve the technical problem, the invention provides a straddle type monorail vehicle travelling structure which comprises a framework spanned on a rail beam body, wherein the framework comprises a cross beam and side beams arranged on two sides of the cross beam, the upper surface of the cross beam is provided with a vehicle body connecting interface and primary and secondary suspension mounting interfaces, the side beams comprise an upper side beam and a lower side beam which are arranged in parallel, first hub fixing seats are respectively arranged on the opposite surfaces of two ends of the upper side beam and the lower side beam, the lower part of the side beam is provided with a square-shaped frame, and a second hub fixing seat is arranged on the square-shaped frame;
the front end and the rear end of the cross beam are respectively provided with a walking wheel, a first hub fixing seat of the side beam is provided with a guide wheel, and a second hub fixing seat of the side beam is provided with a stabilizing wheel;
two gear boxes and two traction motors are arranged on the cross beam in an oblique and diagonal manner, and the walking wheels and the gear boxes are arranged on output shafts of the traction motors;
a gear transmission system is arranged in the gear box, and a gear rotating wheel meshed with the tooth-shaped track is arranged below the gear transmission system.
The gear transmission system of the invention is meshed with the gear of the tooth-shaped track, so as to drive the train to advance together with the traveling wheel, and the gear meshing transmission is basically not influenced by weather, so that the problem of insufficient adhesive force of the conventional straddle type monorail vehicle in severe weather can be solved, the climbing capability can be improved from 6% to 15%, and the adaptability of the operation line of the straddle type monorail vehicle is improved.
In order to solve the technical problem, the invention further provides a track beam matched with the walking structure of the straddle type monorail vehicle, which comprises a track beam body, wherein the middle area of the upper surface of the track beam body is a walking wheel passing area, two sides of the middle area are respectively provided with a tooth-shaped track, and the tooth-shaped track is meshed with a gear rotating wheel of the gear transmission system.
Further, the stabilizer wheels are mounted inclined inwardly.
Furthermore, a stabilizing wheel and an emergency stabilizing wheel are installed on the second hub fixing seat.
Furthermore, two walking wheels are respectively installed at the front end and the rear end of the cross beam, an emergency walking wheel is arranged between the two walking wheels, and the emergency walking wheel acts under the condition that the walking wheels leak air accidentally, so that the vehicle body is prevented from sinking or inclining too much, and the vehicle can bear the weight of the vehicle to continue running.
Further, the guide wheels and the stabilizing wheels are all pneumatic rubber tires, when the train moves transversely (transversely moving, laterally rolling and shaking) in the advancing process, the guide wheels and the stabilizing wheels shift along with the train, and the guide wheels and the stabilizing wheels on one side or both sides are subjected to radial pressure on the side surface of the track beam, so that the train is forced to return to the balance position by the pressure.
Furthermore, lateral vertical surfaces are arranged on two sides of the track beam body, lateral inclined surfaces are arranged below the lateral vertical surfaces, the guide wheels are in horizontal contact with the lateral vertical surfaces of the track beam body, and the stabilizing wheels are in contact with the lateral inclined surfaces of the track beam body at a certain angle with the horizontal surface. Like this, the stabilizing wheel that the slant was arranged stabilizes the train operation on the one hand, can play the effect of vertical bearing train weight on the one hand, and in addition, the stabilizing wheel that the slant was arranged is certain contained angle with the vertical central line of train, has improved train stability, consequently can reduce the quantity of stabilizing the wheel into 2 by 4 stabilizing wheels of every walking structure of conventional straddle type monorail vehicle, and then reduced the loss cost of stabilizing wheel pneumatic tire in vehicle operation cycle.
Drawings
FIG. 1 is a front view of the running structure of the straddle type monorail vehicle and the track beam thereof.
FIG. 2 is an oblique view of the running structure of the straddle type monorail vehicle and the track beam thereof.
FIG. 3 is a front view of the running structural frame of the straddle type monorail vehicle of the invention.
FIG. 4 is an oblique view of the running structural frame of the straddle type monorail vehicle of the invention.
In the figure: 1. a walking wheel; 2. an emergency walking wheel; 3. a toothed rail; 4. a frame; 4a, a cross beam; 4b, a gear box; 4c, an upper side beam; 4d, a first hub fixing seat; 4e, an upper side beam; 4f, a frame shaped like a Chinese character 'kou'; 4g, a second hub fixing seat; 5. a traction motor; 6. a guide wheel; 6a, an emergency guide wheel; 7. a stabilizing wheel; 7a, emergency stabilizing wheels; 8. a track beam body; 8a, a side vertical plane; 8b, side slopes; 9. a gear transmission system; 9a, a gear wheel.
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 description of the relative position of the components (e.g., up, down, left, right, etc.) is described with reference to the layout direction of the drawings, and does not limit the structure of the patent.
Example 1:
one embodiment of the running structure of the straddle-type monorail vehicle comprises a framework 4 spanning a rail beam body 8. The frame 4 includes a cross member 4a and side members provided on both sides of the cross member 4 a. The upper surface of the beam 4a is provided with a vehicle body connecting interface and a primary suspension mounting interface and a secondary suspension mounting interface. The side beams comprise upper side beams 4c and lower side beams 4e which are arranged in parallel, first wheel hub fixing seats 4d used for installing guide wheels 6 and emergency guide wheels 6a are respectively arranged on the opposite surfaces of the two ends of the upper side beams 4c and the lower side beams 4e, frames 4f shaped like Chinese character kou are arranged on the lower portions of the side beams, and second wheel hub fixing seats 4g used for installing stabilizing wheels 7 and emergency stabilizing wheels 7a are arranged on the frames 4f shaped like Chinese character kou.
Two walking wheels 1 and an emergency walking wheel 2 are respectively installed at the front end and the rear end of a cross beam 4a of the framework 4, a guide wheel 6 and an emergency guide wheel 6a are respectively installed on a first hub fixing seat 4d on the unilateral side surface of the framework, 1 stabilizing wheel 7 and an emergency stabilizing wheel 7a are installed on a second hub fixing seat 4g, and the stabilizing wheel 7 and the emergency stabilizing wheel 7a are installed in an inwards inclined mode.
A beam 4a of the framework 4 is provided with 2 gear boxes 4b and 2 traction motors 5 which are arranged diagonally, and the walking wheels 1, the emergency walking wheels 2 and the gear boxes 4b are arranged on output shafts of the traction motors 5, so that the traction motors 5 drive a gear transmission system 9, the walking wheels 1 and the emergency walking wheels 2 in the gear boxes 4 b. A gear wheel 9a is arranged below the gear transmission system 9 and is meshed with the toothed track 3 arranged on the upper surface of the track beam body 8.
The embodiment sets up 4 rubber and walks shape wheel 1, and two walk to set up 1 emergent shape wheel 2 of walking in the middle of the shape wheel 1, walk under the unexpected gas leakage's of shape wheel 1 circumstances, emergent shape wheel 2 of walking plays, avoids the automobile body to sink or the slope is too big to can bear vehicle weight and continue the operation.
The middle area of the upper surface of the track beam body 8 is a walking wheel passing area, the two sides of the middle area are respectively provided with the tooth-shaped tracks 3, the tooth-shaped tracks 3 are meshed with gear rotating wheels 9a of a gear transmission system 9 and drive the train to advance together with the walking wheels 1, and the gear meshing transmission is basically not influenced by weather, so that the problem that the adhesive force of a conventional straddle type monorail vehicle is insufficient in severe weather can be solved, and the adaptability of the operation line of the straddle type monorail vehicle is improved.
2 guide wheels 6, 2 emergency guide wheels 6a, 1 stabilizing wheel 7 and 1 emergency stabilizing wheel 7a are arranged on the single side face of the framework 4. The guide wheels 6 and the stabilizing wheels 7 are all pneumatic rubber tires, when the train moves transversely (transversely moving, laterally rolling and shaking), the guide wheels 6 and the stabilizing wheels 7 shift, the guide wheels 6 and the stabilizing wheels 7 on one side or two sides can be subjected to radial pressure on the side surface of the track beam body 8, the pressure can force the train to return to a balance position, and when the guide wheels 6 and the stabilizing wheels 7 lose air and fail, the emergency guide wheels 6a and the emergency stabilizing wheels 7a are acted.
The two sides of the track beam body 8 are provided with side vertical surfaces 8a, the lower surface of the side vertical surface 8a is provided with a side inclined surface 8b, the guide wheel 6 is in horizontal state and is in contact with the side vertical surface 8a of the track beam body 8, and the stabilizing wheel 7 is in certain angle with the horizontal surface and is in contact with the side inclined surface 8b of the track beam body 8. The obliquely arranged stabilizing wheels 7 can stabilize the train operation on the one hand and play a role of vertically bearing the weight of the train, and the obliquely arranged stabilizing wheels 7 form a certain included angle with the vertical central line of the train, so that the stability of the train is improved, and therefore, the number of the stabilizing wheels 7 can be reduced to 2 by 4 stabilizing wheels of each walking structure of the conventional straddle type monorail vehicle, and further, the loss cost of the pneumatic tires of the stabilizing wheels in the vehicle operation period is reduced.
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 (5)

1. A striding-sitting type monorail vehicle walking structure comprises a framework (4) spanned on a rail beam body (8), and is characterized in that the framework comprises a cross beam (4 a) and side beams arranged on two sides of the cross beam and lower than a rail surface, the upper surface of the cross beam is provided with a vehicle body connecting interface and primary and secondary suspension mounting interfaces, the side beams comprise an upper side beam (4 c) and a lower side beam (4 e) which are arranged in parallel and integrally, first hub fixing seats (4 d) are respectively arranged on the opposite surfaces of two ends of the upper side beam and the lower side beam, a downwards extending square-shaped frame (4 f) is arranged in the middle of the lower side beam, and a second hub fixing seat (4 g) is arranged on the square-shaped frame;
the front end and the rear end of the cross beam are respectively provided with a walking wheel (1), a first hub fixing seat of the side beam is provided with a guide wheel (6), a second hub fixing seat is provided with a stabilizing wheel (7), and the stabilizing wheel is obliquely arranged inwards;
two gear boxes (4 b) and two traction motors (5) are obliquely and diagonally arranged at the front end and the rear end of the cross beam, a gear transmission system (9) is arranged in each gear box, a gear rotating wheel (9 a) meshed with the tooth-shaped rail (3) on the top surface of the rail beam body is arranged below the gear transmission system, and an output shaft of each traction motor is respectively provided with one gear box and a pair of shaping wheels, so that the traction motors directly drive the shaping wheels and the gear transmission system through output shafts of the traction motors.
2. A running structure for a straddle-type monorail vehicle according to claim 1, characterized in that the second hub fixing base is provided with a stabilizing wheel (7) and an emergency stabilizing wheel (7 a).
3. The running structure of a straddle-type monorail vehicle as claimed in claim 1, wherein two walking wheels (1) are respectively mounted at the front end and the rear end of the cross beam, and an emergency walking wheel (2) is arranged between the two walking wheels.
4. A straddle-type monorail vehicle running structure according to claim 1, wherein the guide wheels and the stabilizing wheels are all pneumatic rubber tires.
5. A track beam matched with a running structure of a straddle type monorail vehicle as defined in any one of claims 1-4, comprising a track beam body (8), wherein the middle area of the upper surface of the track beam body is a walking wheel passing area, two sides of the middle area are respectively provided with a toothed track (3), the toothed track is meshed with a gear rotating wheel of the gear transmission system, two sides of the track beam body are provided with lateral vertical surfaces (8 a), the lower surfaces of the lateral vertical surfaces are provided with lateral inclined surfaces (8 b), the guide wheels are in horizontal contact with the lateral vertical surfaces of the track beam body, and the stabilizing wheels are in contact with the lateral inclined surfaces of the track beam body at a certain angle with the horizontal surface.
CN201910174499.0A 2019-03-08 2019-03-08 Straddle type monorail vehicle walking structure and rail beam thereof Active CN109835353B (en)

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CN201910174499.0A CN109835353B (en) 2019-03-08 2019-03-08 Straddle type monorail vehicle walking structure and rail beam thereof

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Application Number Priority Date Filing Date Title
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CN109835353B true CN109835353B (en) 2021-02-05

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110451191B (en) * 2019-08-30 2021-01-22 合肥市兴烨包装材料有限公司 Rail mounted handling device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2558876C3 (en) * 1975-12-27 1980-03-13 Willy Huenibach Bei Thun Habegger (Schweiz)
JP2007321366A (en) * 2006-05-30 2007-12-13 Mitsubishi Heavy Ind Ltd Box girder structure of suspended monorail
CN102358293A (en) * 2011-08-08 2012-02-22 重庆交通大学 Non-adhesion driving structure for straddle type railway vehicle
CN104554290B (en) * 2014-12-25 2017-05-03 中车太原机车车辆有限公司 Straddle type single-track operating vehicle with four-wheel-pair structure
CN108313067A (en) * 2018-02-08 2018-07-24 中铁二院工程集团有限责任公司 A kind of suspension monorail double mode driving bogie being suitable for very big ramp
CN108340934A (en) * 2018-02-08 2018-07-31 中铁二院工程集团有限责任公司 A kind of straddle-type monorail train double mode driving bogie being suitable for very big ramp
CN108860176A (en) * 2018-08-02 2018-11-23 中铁工程机械研究设计院有限公司 A kind of single track standard traffic system
CN108860202B (en) * 2018-08-03 2020-02-14 中车株洲电力机车有限公司 Low-floor straddle type monorail vehicle bogie and vehicle body layout

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