CN203996252U - A kind of low floor tramway train bogie truck - Google Patents
A kind of low floor tramway train bogie truck Download PDFInfo
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- CN203996252U CN203996252U CN201420359636.0U CN201420359636U CN203996252U CN 203996252 U CN203996252 U CN 203996252U CN 201420359636 U CN201420359636 U CN 201420359636U CN 203996252 U CN203996252 U CN 203996252U
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Abstract
The utility model provides a kind of low floor tramway train bogie truck, belongs to rail vehicle truck technical field, particularly low floor independently rotating wheel bogie.It can effectively solve left and right wheels synchronous rotary and recover the problems such as gravity recuperability, longitudinal Creep Forces.Framework is H type welded structure, symmetrical configuration.Be provided with curb girder and crossbeam, wheels coupling unit is axle box/gear case integral structure, lower box and coupling axle sleeve are integral structure, and upper box one end is provided with the axle box/gear case draw-bar seat that forms simplex pull rod axle box location structure with the conical rubber spring of single stage suspension device; The cylindrical wheel that the semiaxis of wheels coupling unit inner side is provided with, coupling wheel axle two ends are provided with the shaft gear mating with it, and a side of coupling wheel axle is also provided with finishing bevel gear cuter, and drive motor is connected with power input shaft by versatile spindle; Coupling axle sleeve is provided with the bearing supporting that is simple beam structure, and power input shaft is coupled by bearing.Be mainly used in tramway train.
Description
Technical field
The utility model belongs to rail vehicle truck technical field, particularly low floor independently rotating wheel bogie.
Background technology
Adopt that 100% low floor train is in lot of domestic and foreign city, the selection of low freight volume ground rail traffic, realize 100% low floor, can use independently rotating wheel technology or small-wheel-diameter through shaft technology.Because small diameter wheel abrasion are serious, most of low floor tramway train bogie truck adopts independently rotating wheel bogie technology, thereby guarantees the realization of guest room low floor, and China also digests and promotes this low floor train technology introducing gradually.
Principal mode low floor vehicle make-up type adopts Mc+F+Tp+F+Mc (single floating car) or Mc+Tp+Mc (bicycle) structural shape substantially in the world at present.Mc is the power car of vehicle two ends band control cabin; Tp car is the trailer with pantograph, is placed in the middle of vehicle; F is the unsteady vehicle being articulated with on Mc and Tp car.If desired increase passenger capacity, can increase by one group of F and T the car trailer of pantograph (not with) simultaneously or only increase T car.From current both at home and abroad application, because wheels both sides vehicle wheel rotational speed is asynchronous, exist wheels can not centering on straight line, the problem such as noise is bigger than normal when flange wear and curve motion.
Chinese Patent Application No. is within 201410057678.3 open days, to be to disclose a kind of low floor train bogie in the patent documentation of on 06 04th, 2014, comprises framework, at the two ends of framework, by single stage suspension, is hung with respectively driven unit.This actuating device integrate motor is installed on a side gear case, and this structure unsprung weight is larger, and vibrational energy is large, and by this vehicle dynamics performance that affects to a certain degree, and motor is cantilever design, to gear case strength condition, requires very high.
Chinese Patent Application No. is within 201410057575.7 open days, to be to disclose a kind of low floor train bogie drive system in the patent documentation of on 06 04th, 2014, this drive system first drives single wheel by coupling axle, to drive another sidecar to take turns again, under the impact of gear clearance, both sides wheel starts asynchronous, to affect vehicle dynamics performance, the drg of single-sided arrangement, by making to be coupled, bearing is carried on a shoulder pole huge brake torque.
Utility model content
The purpose of this utility model is to provide a kind of low-floor bogie, it can effectively solve left and right wheels synchronous rotary and recover the problems such as gravity recuperability, longitudinal Creep Forces, realize straight line automatic centering function, and conveniently realize the exchange of power truck and non-power truck.
The purpose of this utility model is achieved through the following technical solutions: be solving practical problems, 100% low floor tramway train vehicle for a kind of urban rail transit vehicles, the middle vehicle trailer bogie of 70% low floor tramway train are provided.
A low floor tramway train bogie truck, comprises that framework, wheels, are, secondary suspension, and framework adopts succinct flexible H type welded structure, symmetrical configuration.Be provided with curb girder and crossbeam, and to be arranged on one of the integral lifting device of curb girder end and below be conical rubber spring mount pad, two is horizontal damper holder, axle head annex is installed axle box draw-bar seat, two is steel coil spring mount pad, foundation brake mount pad, two is that vertical damper holder and electromagnetic rail brake mount pad form framework main body, wheels coupling unit is axle box/gear case integral structure, lower box and coupling axle sleeve are integral structure, upper box one end is provided with the axle box/gear case draw-bar seat that forms simplex pull rod axle box location structure with the conical rubber spring of single stage suspension device, the cylindrical wheel that the semiaxis of wheels coupling unit inner side is provided with, coupling wheel axle two ends are provided with the shaft gear mating with it, one side of coupling wheel axle is also provided with finishing bevel gear cuter, mates with the finishing bevel gear cuter of power input shaft one end, and drive motor is connected with power input shaft by versatile spindle, coupling axle sleeve is provided with the bearing supporting that is simple beam structure, and power input shaft is coupled by bearing, the crossbeam middle part of framework is provided with axle box/gear case draw-bar seat of traction mount pad and both sides, secondary suspension steel coil spring is four-point suspension, is arranged on the crossbeam of curb girder lateral surface, and center arranges vertical backstop, and secondary suspension vertical damper is arranged in steel coil spring outside.
Described one is after conical rubber spring seat, to be provided with bogie truck integral lifting device.
Described axle head annex is installed the axle head that axle box is arranged on semiaxis, and deep groove ball bearing is set in journal box body, and one end of counter-force pull bar is fixed on axle box top, and the other end is installed axle box draw-bar seat with the axle head annex of framework and is connected.
Wheels coupling unit adopts the integrated design of axle box-gear case to be arranged in wheel inner side, and coupling wheel is set on axletree, meshes with transverse coupling gear.On lateral wheel axletree, arrange brake disc and axle head annex mounting interface.Transverse coupling gear connects left and right sides axletree, thereby realizes transverse coupling function, makes the rotating speed of same wheels two wheels consistent, recovers gravity recuperability and guarantees guidance capability
Drive motor and versatile spindle are used to bogie truck that power is provided as actuating device.Motor is arranged on car body, by scalable crossed universal shaft coupler, transmits motor torque, and versatile spindle end coupling bevel-gear sett is by transmission of torque to coupling wheel axle, and the while is two wheel transmitting torques to the left and right.Scalable crossed universal shaft coupler can adapt to the displacement between all directions between car body and bogie truck.This device can determine whether configure according to vehicle power configuration.
Longitudinal towing mechanism adopts simplex pull rod structure, is located in the middle of two crossbeams, realizes the transmission of the longitudinal force between framework and car body, and this device is also the center of gyration of bogie truck, can adapt to the larger relative motion between car body and bogie truck.
Single stage suspension device adopts nonlinear circular cone rubber spring, and reasonably three-way rigidity and resistance are realized good dynamic performance.
Secondary suspension device adopts steel coil spring, is aided with laterally and vertical damper, can guarantee good stationarity.Vertical damper is integrated with anti-detaching gear, can facilitate the operation of vehicle integral lifting.
Foundation brake rigging adopts hourglass shape rubber spring system, is aided with laterally and vertical damper, can guarantee good stationarity.
Axle head annex is installed axle box and is adopted dummy shaft box-shaped formula, does not bear deadlight load, utilizes deep groove ball bearing to be installed on axletree end, then with axletree, rotates to restrain this axle box with the pull bar that is connected in framework.Utilize this axle box that tachogenerator and ground connection recycling device can be installed.
Electromagnetic rail brake device is installed on framework middle part, for vehicle provides Emergency Negative Thrust.
Advantage and effect are compared with prior art:
1, the left and right independently rotating wheel of the utility model adopts the mode of coupling wheel to realize mechanical cross to connect, make them in fact have identical rotating speed, therefore also possess tradition wheel right in and guidance capability, be conducive to improve vehicle riding comfort.
2, drive motor passes through versatile spindle transmission coupling axle, then the structure of while transmission both sides wheel, is conducive to guarantee the startup conformability of both sides wheel.
3, integrated axle box/gear box structure, is combined into one two large piths of bogie truck cleverly, makes integral structure more compact, easily guarantees the realization of low floor structure.
4, adopt body suspension type motor, by the drive system of versatile spindle, can conveniently remove, wheels coupling unit structure when power truck and non-power truck is consistent substantially, can conveniently realize the general of power truck and non-power truck.
Accompanying drawing explanation
Fig. 1 is the overall pattern of the utility model bogie truck
Fig. 2 is the utility model framework structure figure
Fig. 3 is the utility model wheels coupling unit constructional drawing
Fig. 4 is the integrated axle box/gear box structure of the utility model figure
Fig. 5 is the utility model wheels coupling unit transmission wheel system structure figure
Fig. 6 is the utility model foundation brake and axle head annex installation shaft box structure figure
Fig. 7 is the utility model electromagnetic rail brake structure drawing of device
The specific embodiment
The utility model integral body is installed axle box 8, electromagnetic rail brake device 9 and axle box/gear case pull bar 10 by framework 1, wheels coupling unit 2, motor and versatile spindle 3, draw gear 4, single stage suspension device 5, secondary suspension device steel coil spring 6, foundation brake rigging 7, axle head annex and is formed.
Framework 1 by curb girder 101, crossbeam 107 and be arranged on curb girder 101 ends integral lifting device 106, below one be conical rubber spring mount pad 102.Being arranged on the mount pad 108 of draw gear 4 at two crossbeam 107 middle parts and axle box/gear case draw-bar seat 103, two of both sides and being horizontal damper holder 104, axle head annex, axle box draw-bar seat 105, two is installed is that steel coil spring mount pad 109, foundation brake mount pad 110, two are that vertical damper holder 111 and electromagnetic rail brake mount pad 112 are assembly welding and form.Curb girder 101 adopts sheet steel to be welded into box-structure with crossbeam 107, and each mount pad adopts Casting Parts, carries out integral body processing after whole framework 1 assembly welding completes.
Wheels coupling unit 2 is by the brake disc 202 and the elastic wheel 203 that are arranged on semiaxis 201, lower box and coupling axle sleeve 205 are integral structure, it is that conical rubber spring seat 207, coupling axle sleeve 205 are provided with the bearing supporting 214 that is simple beam structure that upper box 204 one end are provided with the axle box/gear case draw-bar seat 206 1 that forms simplex pull rod axle box location structure with the conical rubber spring of single stage suspension device 5, and by bearing, coupled and integral lifting device 209 forms power input shaft 208.
Axle head annex is installed axle box 8 and is comprised of axle head annex installation shaft casing 801 and counter-force pull bar 802.Deep groove ball bearing is installed with pivot shaft casing and accessories apparatus in journal box body, bearing and provide axial location for journal box body; Axle head annex is installed can installation rate sensor or ground connection recycling device in axle box 8.Foundation brake rigging 7 is comprised of hydraulic braking clamp 701 and the brake disc 202 being arranged on axletree.
The optional complete equipment of producing with Faville Lay company of electromagnetic rail brake device 9, by electromagnetic rail brake suspension rod 901, hang on frame underneath, electromagnetic rail brake hanger erection is on framework electromagnetic rail brake mount pad 112, when needing to implement in the situation of emergency braking, electromagnetic rail brake device is adsorbed on rail under the effect of electromagnetic force, thereby enforcement non adhesion braking, emergency braking resets while alleviating under the effect of suspension rod medi-spring power.
In wheels coupling unit 2, motor and versatile spindle 3 actuating devices are input to torque in gear case from power input shaft 208, drive the bevel gear set 213 on coupling wheel axle 210, cylindrical wheel 212 by coupling wheel axle 210 both sides is delivered to left and right axletree gear 211 again, can guarantee that both sides wheel drives synchronism.
Single stage suspension device 5 adopts nonlinear circular cone rubber spring, and being placed in one is within conical rubber spring seat 207, is that conical rubber spring mount pad 102 is connected, thereby realizes the positioning action of axle box, for wheels provide vertical and lateral stiffness on it with framework one; Single stage suspension device is provided with longitudinal axle box/gear case pull bar 10, and its two ends connect axle box/gear case draw-bar seat 206 of wheels coupling unit 2 and axle box/gear case draw-bar seat 103 of framework 1 by rubber bushing, and longitudinal rigidity is provided, and transmits longitudinal force.
Secondary suspension device is comprised of four steel coil springs 6, four vertical dampers and a lateral damper.Steel coil spring puts 6 within the secondary spring mount pad 109 of framework 1, support vehicle weight.It is that vertical damper holder 111 is connected with two that four vertical dampers adopt bolt mode, and the vertical vibration between effective attenuation bogie truck and car body, guarantees good vertical stationarity.Truck transom arranges a lateral damper, and it is on horizontal damper holder 104 that mode with bolts is arranged on two, suppresses the cross motion between bogie truck and vehicle.
Hydraulic braking clamp 7 is installed on the foundation brake mount pad 110 of framework 1 by bolt and pin, directly braking force is passed on the crossbeam 107 of framework 1.Axle head annex is installed axle box 8 and is comprised of axle head annex installation shaft casing 801 and counter-force pull bar 802.Counter-force pull bar 802 is installed on axle head annex installation axle box/gear case draw-bar seat 105 of framework 1 by the rubber bushing at two ends, in the situation that not affecting the effect of axle box/gear case pull bar, checks axle head annex installation axle box and pivots.
Claims (3)
1. a low floor tramway train bogie truck, comprise framework, wheels, one is, secondary suspension, framework (1) is provided with curb girder (101) and crossbeam (107), and to be arranged on one of the integral lifting device (106) of curb girder (101) end and below be conical rubber spring mount pad (102), two is horizontal damper holder (104), axle head annex is installed axle box draw-bar seat (105), two is steel coil spring mount pad (109), foundation brake mount pad (110), two is vertical damper holder (111) and electromagnetic rail brake mount pad (112), it is characterized in that: wheels coupling unit (2) is axle box/gear case integral structure, lower box and coupling axle sleeve (205) are integral structure, upper box (204) one end is provided with the axle box/gear case draw-bar seat (206) that forms simplex pull rod axle box location structure with the conical rubber spring of single stage suspension device (5), the cylindrical wheel (211) that the semiaxis (201) of wheels coupling unit (2) inner side is provided with, coupling wheel axle (210) two ends are provided with the shaft gear (212) mating with it, one side of coupling wheel axle (210) is also provided with finishing bevel gear cuter, mate with the finishing bevel gear cuter of power input shaft (208) one end, drive motor is connected with power input shaft (208) by versatile spindle (3), coupling axle sleeve (205) is provided with the bearing supporting (214) that is simple beam structure, and power input shaft (208) is coupled by bearing, crossbeam (107) middle part of framework (1) is provided with axle box/gear case draw-bar seat (103) of traction mount pad (108) and both sides, secondary suspension steel coil spring (6) is four-point suspension, is arranged on the crossbeam of curb girder (101) lateral surface, and center arranges vertical backstop, and secondary suspension vertical damper is arranged in steel coil spring (6) outside.
2. a kind of low floor tramway train bogie truck according to claim 1, is characterized in that: described one is to be provided with bogie truck integral lifting device (209) after conical rubber spring seat (207).
3. a kind of low floor tramway train bogie truck according to claim 1, it is characterized in that: described axle head annex is installed the axle head that axle box (8) is arranged on semiaxis (201), journal box body arranges deep groove ball bearing in (801), one end of counter-force pull bar (802) is fixed on axle box top, and the other end is installed axle box draw-bar seat (105) with the axle head annex of framework (1) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420359636.0U CN203996252U (en) | 2014-06-30 | 2014-06-30 | A kind of low floor tramway train bogie truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420359636.0U CN203996252U (en) | 2014-06-30 | 2014-06-30 | A kind of low floor tramway train bogie truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203996252U true CN203996252U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420359636.0U Expired - Fee Related CN203996252U (en) | 2014-06-30 | 2014-06-30 | A kind of low floor tramway train bogie truck |
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| Country | Link |
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| CN (1) | CN203996252U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057970A (en) * | 2014-06-30 | 2014-09-24 | 西南交通大学 | Low floor tramcar steering bogie |
| CN106624479A (en) * | 2016-11-22 | 2017-05-10 | 中车长春轨道客车股份有限公司 | 100 % low-floor leading end of chassis multi-layer assembly welding technique |
| CN109050564A (en) * | 2018-09-27 | 2018-12-21 | 中车戚墅堰机车有限公司 | The tramcar bogie of the interchangeable side-mounted driving of motor |
| CN109532917A (en) * | 2019-01-25 | 2019-03-29 | 西南交通大学 | A kind of single stage suspension structure of rail car |
| CN109591839A (en) * | 2019-01-25 | 2019-04-09 | 西南交通大学 | A kind of bogie primary-suspension positioning device |
| CN113815670A (en) * | 2021-11-01 | 2021-12-21 | 中车青岛四方机车车辆股份有限公司 | Low-floor bogie frame, low-floor bogie and railway vehicle |
| CN114954543A (en) * | 2022-06-21 | 2022-08-30 | 西南交通大学 | Independent wheel pair guiding control structure and method introducing permanent magnetic electromagnetic coupler |
-
2014
- 2014-06-30 CN CN201420359636.0U patent/CN203996252U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057970A (en) * | 2014-06-30 | 2014-09-24 | 西南交通大学 | Low floor tramcar steering bogie |
| CN106624479A (en) * | 2016-11-22 | 2017-05-10 | 中车长春轨道客车股份有限公司 | 100 % low-floor leading end of chassis multi-layer assembly welding technique |
| CN109050564A (en) * | 2018-09-27 | 2018-12-21 | 中车戚墅堰机车有限公司 | The tramcar bogie of the interchangeable side-mounted driving of motor |
| CN109532917A (en) * | 2019-01-25 | 2019-03-29 | 西南交通大学 | A kind of single stage suspension structure of rail car |
| CN109591839A (en) * | 2019-01-25 | 2019-04-09 | 西南交通大学 | A kind of bogie primary-suspension positioning device |
| CN109532917B (en) * | 2019-01-25 | 2023-09-29 | 西南交通大学 | Primary suspension structure of railway vehicle |
| CN109591839B (en) * | 2019-01-25 | 2023-09-29 | 西南交通大学 | Primary suspension positioning device for bogie |
| CN113815670A (en) * | 2021-11-01 | 2021-12-21 | 中车青岛四方机车车辆股份有限公司 | Low-floor bogie frame, low-floor bogie and railway vehicle |
| CN114954543A (en) * | 2022-06-21 | 2022-08-30 | 西南交通大学 | Independent wheel pair guiding control structure and method introducing permanent magnetic electromagnetic coupler |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20170630 |