CN203996256U - A kind of low floor train bogie - Google Patents
A kind of low floor train bogie Download PDFInfo
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- CN203996256U CN203996256U CN201420073476.3U CN201420073476U CN203996256U CN 203996256 U CN203996256 U CN 203996256U CN 201420073476 U CN201420073476 U CN 201420073476U CN 203996256 U CN203996256 U CN 203996256U
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- 230000008878 coupling Effects 0.000 claims abstract description 60
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- 238000005859 coupling reaction Methods 0.000 claims abstract description 60
- 239000000725 suspension Substances 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 32
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000000116 mitigating effect Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 230000001141 propulsive effect Effects 0.000 description 1
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- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model discloses a kind of low floor train bogie, comprise framework, at the two ends of framework, by single stage suspension, be hung with respectively driven unit; Framework comprises curb girder, crossbeam and air bellow mount pad, driven unit comprises the first driven unit, the second driven unit and transverse coupling mechanism, and transverse coupling mechanism comprises that one end drives other end transmitting power to driving device by actuating device and is connected to the coupling axle between the first driven unit and the second driven unit; Coupling axle is with respect to the inner setting of axis of the first mechanism of independent wheel and the second mechanism of independent wheel; Between the first drive gearbox and the second drive gearbox, be fixed with the adapter sleeve being enclosed within on coupling axle.The utility model has solved wheels can not centering on straight line, not enough, the noise technical matters bigger than normal of guidance capability when flange wear and curve motion.
Description
Technical field
The utility model relates to train bogie, particularly low floor tramway train bogie truck.
Background technology
The modern tramway train of 100% low floor adopts without bow and is subject to the sophisticated technologies such as stream, super capacitor, and floor is apart from approximately 38 centimetres of rail levels, and without platform, maximum freight volume is 6 to 8 times of bus.Vehicle can adopt storage battery and super capacitor parallel hybrid power, provides all fronts without net-fault scheme, and hill climbing ability is strong, approximately 20 meters of minimum turning radius, city existing road gets final product laying-out, and environmental protection, low noise are one of state-of-the-art Traffic Systems in the world today.
The modern tramway train of 100% low floor has comprised bogie truck and car body, for the modern tramway train of 100% low floor, realize the object of low floor, and very important of the design of bogie truck, also exists many different structures for different requirements.As at application number being 201010520644.5 open days is to disclose a kind of 100% low-floor light rail vehicle mechanism of independent wheel power truck in the patent documentation on February 23rd, 2011, and specifically disclose it and comprise framework, axle bridge forms, primary spring, secondary spring, two is vertical, lateral damper, duplex pull rod trailer coupling, elastic suspension motor longitudinal driving mechanism, hydraulic brake unit, truck side sill is outwardly cantilevered, two minor axises are supported and are connected respectively separately an elastic wheel by bearing unit, axletree is comprised of two minor axises, two wheels of bogie truck the same side are fixed on motor driving shaft, motor connects with two gears case, brake system and traction electric machine become one, and four two is that vertical damper is located on four jiaos of framework, two is the end positions that lateral vibration absorbing device is located at framework, parallel double-draw rod traction system is located at the inner side of framework.Said structure adopts high-intensity welding framework and independent axle bridge to form, primary spring rational in infrastructure and secondary spring, two of the best is vertical and lateral damper, and parallel double-draw rod draw gear and the elastic suspension motor of traction in adopting longitudinally drive, adopt the hydraulic brake unit integrated with traction electric machine, really realized car body 100% low floor requirement.What this bogie truck adopted is the technology of longitudinal coupled drive, only have the mechanism of independent wheel of a side to there is driving power, and opposite side belongs to passive rotation, be difficult to ensure the mechanism of independent wheel synchronous rotary of card both sides, therefore, train is in operation and can is difficult to guarantee because of propulsive effort overbalance the stationarity of train operation be difficult to guarantee the centering of wheels on straight line, easily occurs the phenomenon of flange wear; In addition, although said structure has adopted minor axis mechanism of independent wheel structure, and adopted axle bridge to form, but axle bridge composition is positioned at minor axis below in the vertical direction substantially, when light rail car is during along curve motion, axle bridge forms and with mechanism of independent wheel, angle occurs substantially simultaneously and change, and the guidance capability of mechanism of independent wheel is poor, bogie truck turn to freedom not good enough, the noise of operation is bigger than normal.
Also there is in the prior art the bogie truck that two side wheels are connected by axle, as being that 201310265642.X discloses 100% low-floor light rail vehicle rigid wheel to single motor coaxle two-wheel drive mechanism in the patent documentation on November 6th, 2013 at application number, this driver train is by framework, wheel to and actuating device form, wheel is to being comprised of wheel and the S. A. being connected on the wheel of both sides, actuating device drives S. A. rotation, thereby driven wheel is to rotation, the wheel of this structure and rotating shaft coaxle, when light rail car is during along curve motion, the guidance capability of mechanism of independent wheel is poor, bogie truck turn to freedom not good enough, the noise of operation is bigger than normal.Similar structure is also disclosed in the patent documentation that is US20100132586A1 at document number.
At application number, be within 200710007908.5 open days, to be to disclose a kind of axletree for low clearance chassis rail vehicle in the patent documentation on August 8th, 2007, suspension gear and guideway vehicle, and specifically disclose this guideway vehicle and comprise car body and bogie truck, wherein bogie truck comprises framework and is suspended on the wheel assembly at framework two ends, described wheel assembly is mainly by axle box, mechanism of independent wheel, cross member forms, axle box is connected on framework by single stage suspension, mechanism of independent wheel is installed in the axial direction, cross member is connected between two axle boxes of left and right, although this bogie truck has adopted mechanism of independent wheel structure, and adopted cross member, but cross member is positioned at minor axis below in the vertical direction substantially, when light rail car is during along curve motion, axle bridge forms and angle variation occurs mechanism of independent wheel substantially simultaneously, the guidance capability of mechanism of independent wheel is poor, bogie truck turn to freedom not good enough, the noise of operation is bigger than normal.In document number is the patent documentation of EP2551166A1, US8381659B2, US20130333590A1, similar structure is also disclosed, the basic structure of these bogie trucks is to adopt longitudinal coupled drive, by being substantially positioned at the cross member of mechanism of independent wheel below, connect axle box, when light rail car is during along curve motion, axle bridge forms and angle variation occurs mechanism of independent wheel substantially simultaneously, the guidance capability of mechanism of independent wheel is poor, bogie truck turn to freedom not good enough, the noise of operation is bigger than normal.
At application number, be during 201320379293.X discloses the patent documentation that day is on January 1st, 2014, to disclose a kind of bogie truck of transverse coupling transmission, this bogie truck is mainly by framework, it is right to take turns, transverse coupling mechanism and driver train form, it is right that wheel is connected to form described wheel by transmission shaft, transverse coupling mechanism comprises transmission shaft, driver train drives the rotation of wheel of a side, and simultaneously by the rotation of wheel of transverse coupling mechanism drive opposite side, the wheel of this structure and rotating shaft coaxle, when light rail car is during along curve motion, the guidance capability of mechanism of independent wheel is poor, bogie truck turn to freedom not good enough, the noise of operation is bigger than normal.And if S. A. is simply directly removed, the wheel of both sides will be separated, gear case and axle box also can be separated simultaneously, bogie truck cannot be worked normally.
In addition, in existing 100% low floor train bogie, be also provided with air bellow, air bellow is a kind ofly to utilize the elastic force producing after air compressing and the form of springs of making is mainly used in locomotive shock mitigation system.Energy chamber on engine truck is to be generally directly installed on framework at present, makes locomotive main will rely on air bellow as shock mitigation system, and such shock mitigation system stability is inadequate; In addition, each energy chamber is by independent tracheae air feed, has increased the complexity of energy chamber spring structure.
Have, after car body is installed on bogie truck, the height of car body is far longer than the height of bogie truck again, and therefore, train, in operational process, easily occurs the phenomenon of lateral deviation, makes the fluctuation of service of train.
Summary of the invention
The purpose of this utility model is to provide a kind of low floor train bogie, utilizes structure of the present utility model, and having solved wheels can not centering on straight line, not enough, the noise technical matters bigger than normal of guidance capability when flange wear and curve motion.
For solving the problems of the technologies described above, a kind of low floor train bogie, comprises framework, at the two ends of framework, by single stage suspension, is hung with respectively driven unit; Described framework comprises the curb girder be arrangeding in parallel and the crossbeam that passes two curb girders; Described driven unit comprises the first driven unit, the second driven unit and transverse coupling mechanism, and the first driven unit and the second driven unit lay respectively at the both sides of framework, and transverse coupling mechanism is connected between the first driven unit and the second driven unit; The first described driven unit comprises the first drive gearbox, the first mechanism of independent wheel and actuating device, the first drive gearbox is located on framework by single stage suspension, the first mechanism of independent wheel is arranged on the first drive gearbox by bearing, and actuating device drives the first mechanism of independent wheel rotation; The second described driven unit comprises the second drive gearbox, the second mechanism of independent wheel and driving device, and the second drive gearbox is located on framework by single stage suspension, and the second mechanism of independent wheel is arranged on the second drive gearbox by bearing; Transmission device receives the power of transverse coupling and drives the second mechanism of independent wheel rotation; Described transverse coupling mechanism comprises that one end drives other end transmitting power to driving device by actuating device and is connected to the coupling axle between the first drive gearbox and the second drive gearbox; On crossbeam, be positioned at two described curb girder outsides and be provided with air bellow mount pad, described air bellow mount pad is provided with secondary suspension, and described secondary suspension is air bellow; Described crossbeam is tubular structure; Described coupling axle is with respect to the inner setting of axis of the first mechanism of independent wheel and the second mechanism of independent wheel; Between the first drive gearbox and the second drive gearbox, be fixed with the adapter sleeve being enclosed within on coupling axle.
Said structure, adopt mechanism of independent wheel structure, utilize the transmission of transverse coupling winding machine left and right sides mechanism of independent wheel power, and between the first drive gearbox and the second drive gearbox, be fixed with the adapter sleeve being enclosed within on coupling axle, by adapter sleeve, the first drive gearbox and the second drive gearbox are coupled together, simultaneously, the actuating device of the drive system of this structure, gear case, axle box is structure as a whole, its compact conformation, driven unit is again to hang on framework by single stage suspension, when train is during along curve motion, the guidance capability of mechanism of independent wheel is good, the noise of operation is little.In addition, adapter sleeve is enclosed within on coupling axle, can plays the effect of protection coupling axle, meanwhile, can also improve safety performance.
Further, described curb girder comprises U-shaped frame and the end frame that is connected to U-shaped frame two ends, and described U-shaped frame is circular arc with the junction of end frame; Described curb girder comprises the hollow structure that upper cover plate, lower cover, outer panel, interior plate, front shrouding and rear shrouding surround.The curb girder of this structure is wing, can make the stressed of its each position become more even on the one hand, can save material on the other hand; Because curb girder is stressed more even, so curb girder can be made hollow box-structure, so it manufactures required material still less.
Further, described air bellow mount pad is trapezoidal, its top is the platform that plane is formed for installing air bellow, the both sides of described platform are inclined-plane, the outer middle side part of air bellow mount pad is outwards outstanding, energy chamber is consistent with the shape of air bellow mount pad, like this, contributes to the effect to air bellow of gas in energy chamber.
Further, on the madial wall of the first drive gearbox, be provided with first boss coaxial with the axle that is coupled, on the madial wall of the second drive gearbox, be provided with second boss coaxial with the axle that is coupled; Two ends at adapter sleeve are provided with flange, and the flange of adapter sleeve one end and the first boss are bolted, and the flange of the adapter sleeve other end and the second boss are bolted.By boss and flange are set, connect adapter sleeve, adapter sleeve easy to connect, firm, can guarantee the intensity of gear case and adapter sleeve simultaneously.
Further, described adapter sleeve comprises upper cover and lower cover, so that install and maintenance coupling axle.
Further, described actuating device comprises drive motor, driving gear, reducing gear and the first transmission gear, what drive motor was horizontal is fixed on the first drive gearbox, the output shaft axis of drive motor and the first independent axle line parallel, described driving gear, reducing gear and the first transmission gear are located in the first drive gearbox, driving gear is arranged on the output shaft of drive motor, reducing gear is between driving gear and the first transmission gear, the first transmission gear is connected with the first mechanism of independent wheel, driving gear is meshed with reducing gear, reducing gear is meshed with the first transmission gear, described driving device comprises the second transmission gear that is located at the second drive gearbox and is connected with the second mechanism of independent wheel, described transverse coupling mechanism also comprises and is located on coupling axle and is positioned at the first coupling wheel of the first drive gearbox and is located on coupling axle and is positioned at the second coupling wheel of the second drive gearbox, the first coupling wheel is meshed with the first transmission gear, and the second coupling wheel is meshed with the second transmission gear.Said structure, drive motor is laterally installed, and can reduce and simplify gear quantity and the structure in gear case, and therefore, the driving device structure of this structure is simple, and cost is low.
Further, on the second drive gearbox, the position corresponding with drive motor is provided with reservoir in a lateral direction.When having installed after drive motor in a side, can make the left and right weight overbalance of whole bogie truck, in order to solve this technical matters, in a side relative with drive motor, reservoir is installed, like this, can not only balancing steering frame left and right weight, and can realize the object of air bellow being carried out to air feed.
Further, brake seat is installed on reservoir, is connected with drg on brake seat, drg distributes with respect to framework diagonal angle; Drive motor distributes with respect to framework diagonal angle.
Further, between the first drive gearbox and framework, be provided with two connecting rods that are arranged in parallel, between the second drive gearbox and framework, be provided with two connecting rods that are arranged in parallel.Described connecting rod and single stage suspension are realized the location of gear case and fixing, make having good positioning of gear case; In addition, the capsizing moment when moment that drive motor biasing causes and bogie truck work is offset by two connecting rods arranging up and down, and therefore, two connecting rods that be arranged in parallel play the effect of outbalance to the running stability of bogie truck.
Further, in the drive gearbox end that reservoir is installed, there is cavity from inside to outside, in cavity, be provided with gusset.Like this, the weight of framework can not only be alleviated, and the intensity of framework can be improved.
Accompanying drawing explanation
Fig. 1 is the block diagram of the utility model low floor train bogie.
Fig. 2 is that the utility model low floor train bogie removes the schematic diagram after framework.
Fig. 3 is the utility model low floor train bogie framework structure schematic diagram.
Fig. 4 is that the utility model low floor train bogie framework structure is to the schematic diagram of upward angle of visibility.
Fig. 5 is the block diagram of driven unit.
Fig. 6 is the structural representation that driven unit removes gear case upper cover.
Fig. 7 is the birds-eye view that driven unit removes gear case upper cover.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
As shown in Figure 1, low floor train bogie comprises framework 1, driven unit 2, drg 3, single stage suspension 4, secondary suspension 5, vertical damper 6, lateral damper 7, draw gear 8, horizontal backstop 9.
As shown in Figure 3, described framework comprises the parallel curb girder being oppositely arranged 11, connects and passes two crossbeams 12 and the air bellow mount pad 13 of curb girder.
As shown in Figure 3, described curb girder 11 is wing, the end frame 112 that it comprises U-shaped frame 111 and is connected to U-shaped frame 111 two ends, and described end frame 112 outside in cross section becomes large gradually; Described end frame 112 end faces are horizontal surface.Described U-shaped frame 111 is circular arc with the junction of end frame 112, effectively falls stress concentration, makes curb girder 11 whole stressed better.Described U-shaped frame 111 is structure as a whole with end frame 112, and described curb girder 11 comprises the hollow box-structure that upper cover plate, lower cover, outer panel, interior plate, front shrouding and rear shrouding surround, and can more save material; For further strengthening side beam structure, portion adds reinforced rib within it.Between two described curb girders 11, be provided with two crossbeams that be arranged in parallel 12, described crossbeam 12 is connected on U-shaped frame 111 and through curb girder 11, and crossbeam is tubular structure.Described crossbeam 12 can deep framing overall construction intensity.Be positioned at two curb girder 11 arranged outside and have the air bellow mount pad 13 being connected on crossbeam 12; Described air bellow mount pad 13 is trapezoidal, and its top is the platform that plane 131 is formed for installing secondary suspension 5, and the both sides of described platform are inclined-plane 132, outstanding outside the lateral, middle part of air bellow mount pad.Two described suspensions are air bellow.The outside that is positioned at curb girder 11 on crossbeam 12 is respectively equipped with vertical damper mount pad 14 and anti-disengaging device mount pad 15, and vertical damper mount pad 14 diagonal angles are arranged, anti-disengaging device mount pad 15 diagonal angles layouts.
Described driven unit 2 comprises the first driven unit 21, the second driven unit 22Ji transverse coupling mechanism 23, the first driven unit 21 and the second driven unit 22 lay respectively at the both sides of framework, and transverse coupling mechanism 23 is connected between the first driven unit 21 and the second driven unit 22.
As shown in Figure 5, the first described driven unit 21 comprises the first drive gearbox 211, the first mechanism of independent wheel 212 and actuating device.The first drive gearbox 211 comprises upper cover and lower cover, upper cover and lower cover are bolted, rearward end outside at the first drive gearbox 211 is provided with terminal pad 2111, between terminal pad 2111 and the first gear case, be provided with gusset 2112, the outside face of gusset is arc, since can strengthen the Joint strenght between terminal pad 2111 and the first gear case, another conveniently makes driven unit appearance looks elegant, be not easy to produce stress concentrates, intensity is better; Front end at the first drive gearbox 211 is provided with connecting rod base 2112.The first gear case 211 is suspended on the end of curb girder by single stage suspension 4, described single stage suspension is rubber spring.As shown in Figure 6 and Figure 7, described actuating device comprises drive motor 2131, driving gear 2132, reducing gear 2133 and the first transmission gear 2134, on the terminal pad that is fixed on the first drive gearbox 211 that drive motor 2131 is horizontal, the output shaft axis of drive motor 2131 is parallel with the first mechanism of independent wheel 212 axis, described driving gear 2132, reducing gear 2133 and the first transmission gear 2134 are located in the first drive gearbox 211, driving gear 2132 is arranged on the output shaft of drive motor, reducing gear 2133 is between driving gear 2132 and the first transmission gear 2134, on the first gear case 211, by bearing, the first independent axes is installed, the first transmission gear 2134 is arranged in the first independent axes, driving gear 2132 is meshed with reducing gear 2133, reducing gear 2133 is meshed with the first transmission gear 2134, the first mechanism of independent wheel 212 is arranged in the first independent axes.In the present embodiment, drive motor is that diagonal angle is arranged.
The second described driven unit 22 comprises the second drive gearbox 221, the second mechanism of independent wheel 222 and driving device.The second drive gearbox 221 comprises upper cover and lower cover, upper cover and lower cover are bolted, rearward end outside at the second drive gearbox 221 is provided with terminal pad, between terminal pad and the second gear case, be provided with gusset, the outside face of gusset is arc, since can strengthen the Joint strenght between terminal pad and the second gear case, another conveniently makes driven unit appearance looks elegant, be not easy to produce stress concentrates, intensity is better; Front end at the second drive gearbox 221 is provided with connecting rod base 2112.The second gear case 221 is suspended on the end of curb girder by single stage suspension 4, single stage suspension is rubber spring.Described driving device comprises the second transmission gear 2231 that is located at the second drive gearbox 221, on the second drive gearbox 221, the second independent axes is installed, and the second mechanism of independent wheel 222 is arranged in the second independent axes.The reservoir 10 that horizontal direction is corresponding with drive motor position is installed on the terminal pad on the second drive gearbox, when having installed after drive motor in a side, can make the left and right balance quality of whole bogie truck poor, in order to solve this technical matters, in a side relative with drive motor, reservoir is installed, like this, can not only balancing steering frame left and right weight, and can realize the object of air bellow being carried out to air feed.As shown in Figure 2, in the drive gearbox end that reservoir is installed, there is cavity 2211 from inside to outside, in cavity 2211, be provided with gusset 2212.Like this, the weight of framework can not only be alleviated, and the intensity of framework can be improved.Brake seat is installed on reservoir, is connected with drg 3 on brake seat, drg distributes with respect to framework diagonal angle.
Described transverse coupling mechanism 23 comprises coupling axle 231, is located on coupling axle and is positioned at the first coupling wheel 232 of the first drive gearbox and is located on coupling axle and is positioned at the second coupling wheel 233 of the second drive gearbox, the first coupling wheel 232 is meshed with the first transmission gear 2134, and the second coupling wheel 233 is meshed with the second transmission gear 2231.Described coupling axle 231 is with respect to the inner setting of axis of the first mechanism of independent wheel and the second mechanism of independent wheel, and the inner setting recorded is here to depend on the center of framework to arrange; Between the first drive gearbox and the second drive gearbox, be fixed with the adapter sleeve 234 being enclosed within on coupling axle, described adapter sleeve comprises upper cover and lower cover, so that install, dismantle, keep in repair coupling axle.On the madial wall of the first drive gearbox 211, be provided with first boss coaxial with the axle that is coupled, on the madial wall of the second drive gearbox 221, be provided with second boss coaxial with the axle that is coupled; Two ends at adapter sleeve 234 are provided with flange, and the flange of adapter sleeve one end and the first boss are bolted, and the flange of the adapter sleeve other end and the second boss are bolted.By boss and flange are set, connect dish and connect adapter sleeve, adapter sleeve easy to connect, firm, can guarantee the intensity of gear case and adapter sleeve simultaneously.
On the connecting rod base 2112 of the first drive gearbox, by joint, be provided with two connecting rods that are arranged in parallel 24, on the connecting rod base of the second drive gearbox, by joint, be provided with two connecting rods that are arranged in parallel 24, the other end of connecting rod 24 is connected with the curb girder of framework by joint, and extend in curb girder.
In the present embodiment, adopt mechanism of independent wheel structure, utilize transverse coupling mechanism 23 to realize the transmission of left and right sides mechanism of independent wheel power, and between the first drive gearbox 211 and the second drive gearbox 221, be fixed with the adapter sleeve 234 being enclosed within on coupling axle, by adapter sleeve 234, the first drive gearbox 211 and the second drive gearbox 221 are coupled together, simultaneously, the actuating device of the drive system of this structure, gear case, axially be structure as a whole, its compact conformation, driven unit is again to hang on framework by single stage suspension, when train is during along curve motion, the guidance capability of mechanism of independent wheel is good, the noise of operation is little.In addition, adapter sleeve 234 is enclosed within on coupling axle, can plays the effect of protection coupling axle, meanwhile, can also improve safety performance.Described connecting rod 24 and single stage suspension 4 are realized the location of gear case and fixing, make having good positioning of gear case; In addition, the capsizing moment when moment that drive motor biasing causes and bogie truck work is offset by two connecting rods arranging up and down, therefore, two connecting rods that be arranged in parallel play the effect of outbalance to the running stability of bogie truck, also played the power of driven unit is delivered to the effect on framework.Energy chamber 13 of the present invention is arranged on crossbeam 12, and is provided with respectively air bellow mount pad 13 in the both sides of curb girder 11, and air bellow is arranged on air bellow mount pad 13.
Described vertical damper 6 lower ends are hinged on vertical damper mount pad 14, and the upper end of vertical damper 6 is connected on car body, plays the effect of Vertical Vibration Reduction.Described lateral damper 7 is connected between framework and car body, plays the effect of lateral vibration absorbing.Described draw gear 8 is draw bar, and draw bar is responsible for transmission of power to car body.Described horizontal backstop 9 is located on the madial wall of curb girder the transverse shifting of car body is provided constraints.On anti-disengaging device mount pad 15, be hinged with anti-disengaging device, described anti-disengaging device comprises upper connecting rod 91 and lower connecting rod 92, upper connecting rod and lower connecting rod are threaded connection, so that regulate the length of anti-disengaging device, the upper end of upper connecting rod 91 is hinged on car body, and the lower end of lower connecting rod is hinged on anti-disengaging device mount pad 15, can limit the lateral deviation angle of car body by this structure, thereby improved the stationarity of train operation, prevented that car body and bogie truck from departing from.
Claims (10)
1. a low floor train bogie, comprises framework, at the two ends of framework, by single stage suspension, is hung with respectively driven unit;
Described framework comprises the curb girder be arrangeding in parallel and the crossbeam that passes two curb girders;
Described driven unit comprises the first driven unit, the second driven unit and transverse coupling mechanism, and the first driven unit and the second driven unit lay respectively at the both sides of framework, and transverse coupling mechanism is connected between the first driven unit and the second driven unit;
The first described driven unit comprises the first drive gearbox, the first mechanism of independent wheel and actuating device, the first drive gearbox is located on framework by single stage suspension, the first mechanism of independent wheel is arranged on the first drive gearbox by bearing, and actuating device drives the first mechanism of independent wheel rotation;
The second described driven unit comprises the second drive gearbox, the second mechanism of independent wheel and driving device, and the second drive gearbox is located on framework by single stage suspension, and the second mechanism of independent wheel is arranged on the second drive gearbox by bearing; Transmission device receives the power of transverse coupling and drives the second mechanism of independent wheel rotation;
Described transverse coupling mechanism comprises that one end drives other end transmitting power to driving device by actuating device and is connected to the coupling axle between the first drive gearbox and the second drive gearbox;
It is characterized in that: on crossbeam, be positioned at two described curb girder outsides and be provided with air bellow mount pad, described air bellow mount pad is provided with secondary suspension, and described secondary suspension is air bellow; Described crossbeam is tubular structure;
Described coupling axle is with respect to the inner setting of axis of the first mechanism of independent wheel and the second mechanism of independent wheel; Between the first drive gearbox and the second drive gearbox, be fixed with the adapter sleeve being enclosed within on coupling axle.
2. low floor train bogie according to claim 1, is characterized in that: described curb girder comprises U-shaped frame and the end frame that is connected to U-shaped frame two ends, and described U-shaped frame is circular arc with the junction of end frame; Described curb girder comprises the hollow structure that upper cover plate, lower cover, outer panel, interior plate, front shrouding and rear shrouding surround.
3. low floor train bogie according to claim 1, it is characterized in that: described air bellow mount pad is trapezoidal, its top is the platform that plane is formed for installing air bellow, and the both sides of described platform are inclined-plane, and the outer middle side part of air bellow mount pad is outwards outstanding.
4. low floor train bogie according to claim 1, is characterized in that: on the madial wall of the first drive gearbox, be provided with first boss coaxial with the axle that is coupled, be provided with second boss coaxial with the axle that is coupled on the madial wall of the second drive gearbox; Two ends at adapter sleeve are provided with flange, and the flange of adapter sleeve one end and the first boss are bolted, and the flange of the adapter sleeve other end and the second boss are bolted.
5. low floor train bogie according to claim 4, is characterized in that: described adapter sleeve comprises upper cover and lower cover.
6. low floor train bogie according to claim 1, it is characterized in that: described actuating device comprises drive motor, driving gear, reducing gear and the first transmission gear, what drive motor was horizontal is fixed on the first drive gearbox, the output shaft axis of drive motor and the first independent axle line parallel, described driving gear, reducing gear and the first transmission gear are located in the first drive gearbox, driving gear is arranged on the output shaft of drive motor, reducing gear is between driving gear and the first transmission gear, the first transmission gear is connected with the first mechanism of independent wheel, driving gear is meshed with reducing gear, reducing gear is meshed with the first transmission gear, described driving device comprises the second transmission gear that is located at the second drive gearbox and is connected with the second mechanism of independent wheel, described transverse coupling mechanism also comprises and is located on coupling axle and is positioned at the first coupling wheel of the first drive gearbox and is located on coupling axle and is positioned at the second coupling wheel of the second drive gearbox, the first coupling wheel is meshed with the first transmission gear, and the second coupling wheel is meshed with the second transmission gear.
7. low floor train bogie according to claim 6, is characterized in that: on the second drive gearbox, the position corresponding with drive motor is provided with reservoir in a lateral direction.
8. low floor train bogie according to claim 7, is characterized in that: brake seat is installed on reservoir, is connected with drg on brake seat, drg distributes with respect to framework diagonal angle; Drive motor distributes with respect to framework diagonal angle.
9. low floor train bogie according to claim 1, is characterized in that: between the first drive gearbox and framework, be provided with two connecting rods that are arranged in parallel, be provided with two connecting rods that are arranged in parallel between the second drive gearbox and framework.
10. low floor train bogie according to claim 7, is characterized in that: in the drive gearbox end that reservoir is installed, have cavity from inside to outside, be provided with gusset in cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073476.3U CN203996256U (en) | 2014-02-20 | 2014-02-20 | A kind of low floor train bogie |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420073476.3U CN203996256U (en) | 2014-02-20 | 2014-02-20 | A kind of low floor train bogie |
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| CN (1) | CN203996256U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832447A (en) * | 2014-02-20 | 2014-06-04 | 广州电力机车有限公司 | Low-floor train bogie |
| CN104724160A (en) * | 2014-12-31 | 2015-06-24 | 陈瑞武 | Steering shaft device of three-wheel automobile |
| CN109703576A (en) * | 2018-12-28 | 2019-05-03 | 浙江领航市政工程有限公司 | The vehicle body stabilising arrangement of airbus |
| CN112519818A (en) * | 2020-12-09 | 2021-03-19 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
-
2014
- 2014-02-20 CN CN201420073476.3U patent/CN203996256U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832447A (en) * | 2014-02-20 | 2014-06-04 | 广州电力机车有限公司 | Low-floor train bogie |
| CN103832447B (en) * | 2014-02-20 | 2016-08-17 | 广州电力机车有限公司 | A kind of low-floor train bogie |
| CN104724160A (en) * | 2014-12-31 | 2015-06-24 | 陈瑞武 | Steering shaft device of three-wheel automobile |
| CN109703576A (en) * | 2018-12-28 | 2019-05-03 | 浙江领航市政工程有限公司 | The vehicle body stabilising arrangement of airbus |
| CN112519818A (en) * | 2020-12-09 | 2021-03-19 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| CN112519818B (en) * | 2020-12-09 | 2022-04-15 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |