[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

CN201249777Y - Unpowered bogie for a low-floor light rail trolleybus - Google Patents

Unpowered bogie for a low-floor light rail trolleybus Download PDF

Info

Publication number
CN201249777Y
CN201249777Y CNU2008200145301U CN200820014530U CN201249777Y CN 201249777 Y CN201249777 Y CN 201249777Y CN U2008200145301 U CNU2008200145301 U CN U2008200145301U CN 200820014530 U CN200820014530 U CN 200820014530U CN 201249777 Y CN201249777 Y CN 201249777Y
Authority
CN
China
Prior art keywords
framework
light rail
floor light
type air
low floor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200145301U
Other languages
Chinese (zh)
Inventor
迟兴国
李文勇
曹晓龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Dalian Institute Co Ltd
Original Assignee
CNR Dalian Locomotive Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CNR Dalian Locomotive Research Institute Co Ltd filed Critical CNR Dalian Locomotive Research Institute Co Ltd
Priority to CNU2008200145301U priority Critical patent/CN201249777Y/en
Application granted granted Critical
Publication of CN201249777Y publication Critical patent/CN201249777Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Platform Screen Doors And Railroad Systems (AREA)

Abstract

The utility model provides an unpowered bogie used for a low-floor light rail trolleybus, which comprises a frame, independent wheel sets, a first hanging system, a second hanging system, a tension gear, a foundation brake apparatus and the like. The independent wheel sets consist of axle beams and independent wheel sets, which are applicable to low-floor bogie structure and small-radius curve can pass through. The first hanging system adopts tapered laminated rubber springs, which is simple in structure and compact as well as light in weight; the second hanging system adopts a free diaphragm-type air spring, a vibration absorber and a rubber arresting stop; the air spring is controlled to be aerated and deaerated through a leveling valve so that the height from the floor of the trolleybus to the surface of the rail is kept unchanged. The transverse vibration absorber and the rubber arresting stop are matched to control the snaking motion of the trolleybus; as the wheels adopt punched and shorn combined-type resilient wheels, the noise is reduced and the attrition of the wheel rails is reduced; the foundation brake apparatus adopts the disc-type braking mode and ensures the braking property to be accurate, quick, safe and reliable.

Description

The non-power truck of low floor light rail electrical car
Technical field the utility model relates to a kind of rail traffic vehicles with the non-power truck of low floor light rail electrical car, belongs to the rail traffic vehicles technical field.
Current energy shock, environmental pollution and the road congestion considered of background technology influences; Rail Transit System becomes the new highlight of urban public transport gradually, the first-selection that particularly the ground rail traffic is light, flexible with it, the economic dispatch advantage more and more becomes the urban public transport instrument.But because it mixes row in block and other vehicle, be not easy to be provided with platform again, therefore must consider to adopt the low floor structure.
The non-power truck of independent wheel is used for the low floor light rail electrical car, adopt independent wheels new construction to replace the tradition wheel to structure, the axle bridge adopts U type structure, and framework intermediate transverse girder, front and back end carriage are all recessed down, for the low floor car body provides the space, make the low floor structure become possibility.Independent wheels adapt to the requirement of city rail line sharp radius curve, and elastic wheel has guaranteed environmental demandss such as running stability and noise control.
The summary of the invention the purpose of this utility model is to overcome weak point in the prior art, for urban track traffic provides a kind of non-power truck of low floor light rail electrical car that scantling of structure, deceleration and stopping performance, running stability and noise control etc. require that satisfies with the low floor light rail electrical car.
The non-power truck of low floor light rail electrical car of the present utility model is made up of framework, independent wheels, single stage suspension conical rubber spring, secondary suspension free diaphragn type air spring, draw gear, foundation brake rigging etc.
The structure of the non-power truck of this low floor light rail electrical car is: framework is a welded-steel plate construction, the day font box type construction of forming by crossbeam, left and right sides curb girder, front and back end carriage, intermediate transverse girder and front and back end carriage are all recessed down, are provided with the auxiliary air reservoir into the free diaphragn type air spring air feed in the crossbeam; Framework is bearing in by the single stage suspension conical rubber spring on the axle bridge of the independent wheels of being made up of axle bridge and wheel, and 8 single stage suspension conical rubber springs are that each is to the different circular cone laminated rubber spring of rigidity; Secondary suspension is by free diaphragn type air spring, lateral damper and horizontal backstop are formed, free diaphragn type air spring in the secondary suspension is bearing in the truck transom both sides, the truck transom hollow gas chamber is connected with air bellow by valve, air bellow has cutoff port, air bellow is provided with height-control valve, and about also be provided with valve for pressure difference between two air bellows, be provided with lamination yielding rubber spring below the air bellow, car body is bearing on the air bellow in the secondary suspension, former and later two lateral dampers are installed between framework and car body, about two horizontal backstop of rubber and drawing pull bar, the horizontal backstop of rubber is installed on the car body underframe, and drawing pull bar is installed on the both sides between framework and the car body; Wheel adopts to cut presses the composite elastic wheel; Brake disc in the foundation brake rigging is installed on the brake axle of lateral wheel, and brake cylinder and lever system are hung on the braking pylon between truck transom and the end carriage.
In the utility model, each beam of framework becomes the box section structure by the steel plate assembly welding, and being welded with one on framework is spring mounting seat, drawing pull bar seat, lateral damper mount pad etc.Framework is the skeleton of bogie truck, and the various devices of bogie truck and parts are as a whole by the framework combination.The auxiliary air reservoir of truck transom double as air bellow must be made enclosed construction and make water test.Because framework will bear and transmit various load and application force, therefore to have enough strength and stiffness.
In the utility model, adopt the independent wheel group structure of forming by axle bridge and wheel, see " the independent wheels of rail traffic vehicles " of application on the same day for details.The axle bridge adopts U type structure, for the low floor car body provides the space, makes the low floor structure become possibility.Simultaneously, independent wheels adapt to the requirement of city rail line sharp radius curve.
In the utility model, wheel is pressed the composite elastic wheel for cutting, and sees patent application for details and " cuts and press the compound type elastic wheel ", and its application number is 2008200136209.Can relax impact between wheel track at light rail electrical car elastic wheel in service, effectively alleviate the noise emission of urban light rail electric car.
In the utility model, the single stage suspension conical rubber spring is arranged between truck side sill and the axle bridge.The vertical stiffness of rubber spring is less, allows axle box on vertical big displacement to be arranged with respect to framework, adapting to the irregularity of circuit, and absorb with the mitigation wheel track between vibration and impact.Simultaneously, the rubber spring longitudinal rigidity is greater than lateral stiffness, to transmit longitudinal force and to satisfy the curve negotiating requirement.
In the utility model, secondary suspension adopts free diaphragn type air spring to add the structure of lateral damper and horizontal backstop.Two free diaphragn type air springs directly are located in the truck transom both sides.Free diaphragn type air spring has cutoff port, but the resistance damped vibration that is produced, so special vertical damper can no longer be set.Free diaphragn type air spring is by height-control valve, automatically controlling spring height.Be provided with valve for pressure difference between two free diaphragn type air springs simultaneously, car body did not topple when it can guarantee a side air bellow et out of order.When free diaphragn type air spring can't be inflated or damage, car body promptly directly dropped on the lamination yielding rubber spring below the free diaphragn type air spring, still can play the effect that relaxes vertical shake.In addition free diaphragn type air spring by with lateral damper and laterally cooperatively interacting effect of backstop, the horizontal recovery performance in the time of can improving vehicle and pass through curve is improved the lateral vibration characteristic.
In the utility model, draw gear is two drawing pull bar, is separately positioned on the both sides between framework and the car body, and rubber pad all is equipped with at its two ends, when transmitting tractive power, can not impact, also not hinder between car body and the framework up and down and the displacement of left and right directions.
In the utility model, foundation brake rigging adopts disc braking, and brake disc is installed on the brake axle of lateral wheel, and brake cylinder and lever system are hung on the braking pylon between truck transom and the end carriage, and each wheel is provided with a cover foundation brake rigging.
The utility model has the advantages that:
(1) single stage suspension adopts the circular cone laminated rubber spring, thus designs simplification, take up room little, in light weight.Because of there not being mechanical friction member, can significantly reduce the maintenance amount.
(2) secondary suspension adopts free diaphragn type air spring.By the corrective action of height-control valve, the height of vehicle floor identity distance rail level is remained unchanged.
(3) wheel adopts elastic wheel, has reduced noise emission, has reduced wheel-rail wear.
(4) adopt the independent wheel group structure of being made up of axle bridge and wheel, U type axis of no-feathering bridge makes the low floor structure become possibility for the low floor car body provides the space.Simultaneously, independent wheels adapt to the requirement of city rail line sharp radius curve.
(5) foundation brake rigging is the disc type brake mode, has deceleration and stopping performance accurately and rapidly.
(6) adopt middle recessed framework structure, provide condition for realizing car body low floor structure.
Description of drawings
Fig. 1 is the structural representation of the non-power truck of the utility model low floor light rail electrical car.
Fig. 2 is the birds-eye view of Fig. 1.
The specific embodiment now in conjunction with the accompanying drawings 1 Fig. 2 the utility model is described in further detail: the non-power truck of this low floor light rail electrical car, form by the free diaphragn type air spring 4 in framework 1, independent wheels 2, single stage suspension conical rubber spring 3, the secondary suspension, draw gear 5, foundation brake rigging 6 etc.
Single stage suspension conical rubber spring 3 is installed on the framework 1, is landed on the independent wheels of being made up of wheel and axle bridge 2; Free diaphragn type air spring 4 in the secondary suspension directly is seated on the crossbeam of framework 1, and lateral damper, horizontal backstop and draw gear 5 are installed between framework 1 and the car body; Draw gear 5 is two drawing pull bar, and the brake disc in the foundation brake rigging 6 is installed on the brake axle of lateral wheel, and brake cylinder and lever system are hung on the braking pylon between truck transom and the end carriage.

Claims (8)

1. non-power truck of low floor light rail electrical car, it is characterized in that: framework (1) is bearing on the axle bridge of independent wheels (2) by single stage suspension conical rubber spring (3), free diaphragn type air spring in the secondary suspension (4) is bearing in the crossbeam both sides of framework (1), car body is bearing on the free diaphragn type air spring (4) in the secondary suspension, between framework (1) and car body, lateral damper is installed, horizontal backstop and draw gear (5), brake disc in the foundation brake rigging (6) is installed on the brake axle of lateral wheel, and brake cylinder and lever system are hung on the crossbeam of framework (1) and the braking pylon between the end carriage.
2. the non-power truck of low floor light rail electrical car according to claim 1 is characterized in that: 8 single stage suspension conical rubber springs (3) are that each is to the different circular cone laminated rubber spring of rigidity.
3. the non-power truck of low floor light rail electrical car according to claim 1 is characterized in that: independent wheels (2) are made up of axle bridge and wheel.
4. the non-power truck of low floor light rail electrical car according to claim 1 is characterized in that: secondary suspension is made up of free diaphragn type air spring (4), lateral damper and horizontal backstop; Two free diaphragn type air springs (4) directly are located in the crossbeam both sides of framework (1), and truck transom has auxiliary air reservoir, is connected with free diaphragn type air spring (4) by valve; Free diaphragn type air spring (4) has cutoff port, is provided with height-control valve, and about also be provided with valve for pressure difference between two free diaphragn type air springs (4), be provided with lamination yielding rubber spring below the free diaphragn type air spring (4); Former and later two lateral dampers are installed between framework (1) and the car body, about two rubber backstops be installed on the car body underframe.
5. the non-power truck of low floor light rail electrical car according to claim 1 is characterized in that: draw gear (5) is two drawing pull bar, is installed on the both sides between framework (1) and the car body.
6. the non-power truck of low floor light rail electrical car according to claim 1 is characterized in that: wheel is pressed the composite elastic wheel for cutting.
7. the non-power truck of low floor light rail electrical car according to claim 1, it is characterized in that: the day font box type construction that framework (1) is made up of crossbeam, left and right sides curb girder, front and back end carriage, intermediate transverse girder and front and back end carriage are all recessed down, and truck transom has auxiliary air reservoir.
8. the non-power truck of low floor light rail electrical car according to claim 1 is characterized in that: foundation brake rigging (6) is the disc type brake structure.
CNU2008200145301U 2008-07-30 2008-07-30 Unpowered bogie for a low-floor light rail trolleybus Expired - Fee Related CN201249777Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200145301U CN201249777Y (en) 2008-07-30 2008-07-30 Unpowered bogie for a low-floor light rail trolleybus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200145301U CN201249777Y (en) 2008-07-30 2008-07-30 Unpowered bogie for a low-floor light rail trolleybus

Publications (1)

Publication Number Publication Date
CN201249777Y true CN201249777Y (en) 2009-06-03

Family

ID=40745448

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200145301U Expired - Fee Related CN201249777Y (en) 2008-07-30 2008-07-30 Unpowered bogie for a low-floor light rail trolleybus

Country Status (1)

Country Link
CN (1) CN201249777Y (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102490746A (en) * 2012-01-05 2012-06-13 南车株洲电力机车有限公司 Light rail vehicle and non-power bogie thereof
CN103085830A (en) * 2013-01-20 2013-05-08 西南交通大学 Magnetic levitation free film type air spring limiting device
CN103273938A (en) * 2013-05-31 2013-09-04 南车株洲电力机车有限公司 Bogie
CN103465922A (en) * 2013-08-27 2013-12-25 唐山轨道客车有限责任公司 Non-powered bogie for meter-gauge track
CN106043342A (en) * 2016-06-12 2016-10-26 中车唐山机车车辆有限公司 Train supporting device and train
CN106891912A (en) * 2015-12-17 2017-06-27 湖北时瑞达重型工程机械有限公司 The track engineering vehicle carriage that can be flexibly turned on 19 meters of curve bends
CN110329001A (en) * 2019-08-08 2019-10-15 安徽万航轨道交通装备有限公司 A kind of power truck
CN113195334A (en) * 2019-11-29 2021-07-30 韩国铁道技术研究院 Running device for rubber wheel type light rail electric vehicle

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102490746A (en) * 2012-01-05 2012-06-13 南车株洲电力机车有限公司 Light rail vehicle and non-power bogie thereof
CN103085830A (en) * 2013-01-20 2013-05-08 西南交通大学 Magnetic levitation free film type air spring limiting device
CN103273938A (en) * 2013-05-31 2013-09-04 南车株洲电力机车有限公司 Bogie
CN103465922A (en) * 2013-08-27 2013-12-25 唐山轨道客车有限责任公司 Non-powered bogie for meter-gauge track
CN106891912A (en) * 2015-12-17 2017-06-27 湖北时瑞达重型工程机械有限公司 The track engineering vehicle carriage that can be flexibly turned on 19 meters of curve bends
CN106043342A (en) * 2016-06-12 2016-10-26 中车唐山机车车辆有限公司 Train supporting device and train
CN110329001A (en) * 2019-08-08 2019-10-15 安徽万航轨道交通装备有限公司 A kind of power truck
CN113195334A (en) * 2019-11-29 2021-07-30 韩国铁道技术研究院 Running device for rubber wheel type light rail electric vehicle
CN113195334B (en) * 2019-11-29 2023-12-01 韩国铁道技术研究院 Rubber wheel type running device for light rail electric vehicle

Similar Documents

Publication Publication Date Title
CN201249778Y (en) Double-shaft power truck for a partial low-floor light rail trolleybus
CN201249777Y (en) Unpowered bogie for a low-floor light rail trolleybus
CN108162987B (en) Suspension type monorail train and bogie and driving brake device thereof
CN102490755B (en) Bogie for high-speed rail wagon
CN101857033B (en) 80km/h speed class B-type subway vehicle bogie
CN110450807B (en) Single-shaft bogie
CN107600080B (en) Straddle type monorail train and single traction rod type bogie thereof
CN107554547B (en) Straddle type monorail train and portal frame type bogie thereof
CN204341077U (en) Heavy-duty freight car bogie truck and vehicle
CN109878545B (en) Tramcar and bogie
CN110877624A (en) Built-in trailer bogie of high-speed motor train unit axle box
CN103640587A (en) Co bogie for electric shunting locomotive
CN101823492A (en) Triaxial bogie for 160km/h wide-rail passenger electric express locomotive
CN101823491A (en) Type A metro vehicle bogie
CN108638914B (en) Suspension type maglev transportation system and maglev train suspension frame thereof
CN102530005A (en) Four-shaft locomotive steering frame arranged under shaft box
CN202413831U (en) High-speed rail wagon bogie
CN104670263A (en) Novel metro catenary operating vehicle bogie
CN201214427Y (en) High speed rail vehicle
CN108189856A (en) Quick big axis heavy load car power truck
CN107738659B (en) High-comfort empty rail vehicle bogie
CN206049695U (en) A kind of low-floor bogie and 100% low-floor tramcar
CN202449002U (en) Railway freight car journal box suspension swing-type bogie
CN103097223B (en) Meter gauge bogie
CN201619580U (en) 160 km/h broad-gauge high-speed three-axle bogie for passenger electric locomotive

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090603

Termination date: 20170730

CF01 Termination of patent right due to non-payment of annual fee