CN203372250U - Narrow gauge coach bogie - Google Patents
Narrow gauge coach bogie Download PDFInfo
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- CN203372250U CN203372250U CN201320386644.XU CN201320386644U CN203372250U CN 203372250 U CN203372250 U CN 203372250U CN 201320386644 U CN201320386644 U CN 201320386644U CN 203372250 U CN203372250 U CN 203372250U
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Abstract
The utility model relates to a narrow gauge coach bogie which comprises a frame. Two wheel sets, a draft gear, two traction motors, two gear boxes, a primary suspension device, a secondary suspension device and a foundation brake device are arranged on the frame. The primary suspension device is composed of a steel spring and a rotary arm type axle box. The rotary arm type axle box is connected with the frame through the steel spring. Each wheel set comprises a wheel shaft and wheels fixed to the two ends of the wheel shaft. Each wheel shaft is connected with the rotary arm type axle box. The secondary suspension device comprises an air spring, a side-rolling-resistant torsion bar and a height control valve, wherein the air spring, the side-rolling-resistant torsion bar and the height control valve are arranged on the frame. The foundation brake device is a wheel-mounted disc brake device. According to the narrow gauge coach bogie, through optimization and matching combination of the components and the optimization of performance parameters, the performance of the bogie is greatly improved. According to the experiments, the narrow gauge coach bogie can travel on a narrow gauge with the gauge of 1067mm at the speed of 160km/h, and the stability, the comfort and the safety are good.
Description
Technical field
The utility model relates to a kind of bogie truck, particularly a kind of narrow gauge passenger train bogie truck.
Background technology
Narrow gauge refers to that gauge is less than the track of 1435mm standard gauge, and the width of most arrow gauge track is 1067mm or 762mm etc.Without the narrow gage railway circuit, the circuit that one section gauge is 1000mm was once arranged in Kunming, but the passenger vehicle running velocity is between 20-40km/h in China mainland.The country that railway track is narrow gauge abroad is a lot, and the narrow gauge bogie truck is widely used, but some national passenger vehicle speed of Africa are all between 40-50km/h, and poor-performing, even in some developed countries, as Japan, narrow gage railway passenger vehicle speed is also only at 120km/h.
The utility model content
The utility model main purpose is to address the above problem and is not enough, provides a kind of speed to reach 160km/h, has a kind of narrow gauge passenger train bogie truck of good stability, traveling comfort and safety.
For achieving the above object, the technical solution of the utility model is:
A kind of narrow gauge passenger train bogie truck, comprise framework, be provided with two wheels right on described framework, draw gear, two traction electric machines, two gears case, the single stage suspension device, secondary suspension device, foundation brake rigging, described single stage suspension device is by steel spring, the pivoted arm axle box forms, described pivoted arm axle box is connected with described framework by described steel spring, the described wheel comprising wheel shaft and the wheel that is fixed on the wheel shaft two ends, described wheel shaft is connected with described pivoted arm axle box, described secondary suspension device comprises the air bellow be arranged on described framework, anti-side rolling torsion rod and height-control valve, described foundation brake rigging is wheel sabot brake equipment.
Further, framework is comprised of two curb girders, two end carriages, two crossbeams and two floor stringers, the both ends of two described curb girders connect by two described end carriages, two described crossbeams are fixedly connected on the middle part of two described curb girders, described curb girder, end carriage and crossbeam form " order " font structure, and two described floor stringers are fixedly connected between two described crossbeams.
Further, the c-shaped structure of end carriage, dock and be welded and fixed between the end of described end carriage and the end of curb girder, and the height of described end carriage is less than the height of described curb girder, and junction is arc transition.
Further, foundation brake rigging comprises brake disc, brake lining and brake clamp, be fixed with two brake clamp flap seats on each described end carriage, described brake clamp flap seat and the described end carriage part that is structure as a whole, be welded with four fixed derricks that run through on described brake clamp flap seat, described brake clamp is hung on four described fixed derricks.
Further, be welded with a mount pad on described crossbeam, at least two that are arranged in traction electric machine mount pad, drawing pull bar seat, gearbox lifting rod seat and the integral lifting seat on crossbeam are integrated on described mount pad.
Further, draw gear comprises towing pin, drawing pull bar, draw beam, horizontal backstop and lateral damper, on described floor stringer, horizontal damper holder is installed, on described towing pin, Connection Block is installed, the two ends of described lateral damper are connected on described horizontal damper holder and described Connection Block.
Further, horizontal damper holder comprises a base, be provided with two lug bosses on described base, be provided with first bolt hole on each described lug boss, connect a head rod by two the first bolts between two described the first bolts hole, the end of described lateral damper is rotatably connected on described head rod.
Further, be provided with the spline structure that prevents that described the first bolt from rotating on described horizontal damper holder, described spline structure is the spline plane that is arranged on described head rod both ends, and the head of described spline plane and described the first bolt or nut match and prevent its rotation.
Further, described Connection Block is the U-shaped framing member of hanging, both sides at described U-shaped framing member respectively are provided with the second bolt hole, connect second pipe link by two the second bolts between two described the second bolts hole, the end of described lateral damper is rotatably connected on described the second pipe link.
Further, between described draw beam and described framework, be provided with height adjustable structure, described height adjustable structure comprises pressing plate, backing plate and the adjusting pad arranged from top to bottom, between the three, by bolt and described draw beam, is fixed together.
Content to sum up, a kind of narrow gauge passenger train bogie truck described in the utility model has following advantage:
1, pass through the framework optimized integral structure, reduce and avoided the appearance of high-stress area, the integrally-built strength and stiffness of framework significantly improve, the whole anti-fatigue performance of framework obtains larger raising, the stress level of integral frame is controlled in the scope that intensity allows, has significantly increased the integral structure performance of narrow gauge truck frame.
2, lateral damper is fixedly mounted between towing pin and framework, guarantees that the lateral damper rotational angle of joint is little, can pass through sharp radius curve.
3, because lateral damper is fixedly mounted between towing pin and framework, can simplify the draw beam structure, reduce bogie truck weight.
4, lateral damper adopts spline structure, and simplified operation is realized the online replacing of lateral damper in finite space.
5, can realize transmitting longitudinal force, braking force, cross spacing simultaneously, prevent that air bellow from overcharging, the function of integral lifting by draw gear, can simplify bogie structure, reduce bogie truck weight.
6, by the optimization of each parts match combination and performance perameter, experimental results show that, a kind of narrow gauge passenger train bogie truck described in the utility model can meet running velocity on the narrow gauge gauge of 1067mm and reach 160km/h, and has good stationarity, traveling comfort and safety.
The accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the birds-eye view of Fig. 1;
Fig. 4 is the structural representation of the utility model embodiment mono-framework;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the birds-eye view of Fig. 4;
Fig. 7 is the structural representation of the utility model embodiment mono-draw gear;
Fig. 8 is that the A of Fig. 7 is to view;
Fig. 9 is that the B of Fig. 8 is to view;
Figure 10 is that B after Fig. 8 adjusts is to view;
Figure 11 is the structural representation of the utility model horizontal damper holder;
Figure 12 is the structural representation of the utility model embodiment bis-.
As shown in Figures 1 to 12, curb girder 1, crossbeam 2, end carriage 3, floor stringer 4, traction electric machine 5, gear case 6, air bellow 7, anti-side cabinet torsion bar 8, torsion bar 8a, turn round arm 8b, pipe link 8c, height-control valve 9, wheel 10, wheel shaft 11, axle box 12, steel spring 13, lateral damper 14, vertical damper 15, anti-snakelike shock absorber 16, towing pin 17, drawing pull bar 18, draw beam 19, horizontal backstop 20, car body 21, brake clamp 22, brake lining 23, brake disc 24, turning 25, spring cylinder base 26, air bellow supporting seat 27, anti-snakelike damper base 28, horizontal stopping seat 29, horizontal damper holder 30, anti-side rolling torsion rod seat 31, brake clamp flap seat 32, fixed derrick 33, draw beam backstop 34, flap seat 35 is installed, traction electric machine mount pad 36, drawing pull bar seat 37, gearbox lifting rod seat 38, integral lifting seat 39, lightening hole 40, Connection Block 41, base 42, lug boss 43, the first bolt hole 44, the first bolt 45, head rod 46, spline plane 47, nut 48, the 3rd bolt hole 49, the second bolt hole 50, the second bolt 51, the second pipe link 52, pressing plate 53, backing plate 54, adjusting pad 55, bolt 56, bolt 57, central pin bush 58, closure plate 59, bolt 60.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail:
Embodiment mono-
As shown in Figure 1 to Figure 3, a kind of narrow gauge passenger train motor car bogie, for the narrow gauge motor train unit, be applicable to 1067mm narrow gauge motor train unit.Comprise framework, be provided with two wheels to, draw gear, traction electric machine 5, gear case 6, single stage suspension device, secondary suspension device, foundation brake rigging on described framework.Wheel is to being fixed on framework by the single stage suspension device, and framework is connected with car body by secondary suspension device.The single stage suspension device comprises pivoted arm axle box 12, steel spring 13 and vertical damper 15, and secondary suspension device comprises air bellow 7, anti-side rolling torsion rod 8 and height adjusting valve 9, and wheel is to comprising wheel 10 and wheel shaft 11.
As shown in Figures 4 to 6, framework is comprised of two curb girders 1, two crossbeams 2, two end carriages 3, two curb girder 1 two ends connect by two end carriages 3, two crossbeams 2 are connected to two curb girder 1 middle parts, two crossbeams 2, two end carriages 3 be arranged in parallel, curb girder 1, crossbeam 2, end carriage 3 form " order " character form structure, and two floor stringers 4 are fixedly connected between two crossbeams 2.Curb girder 1, crossbeam 2, end carriage 3 and floor stringer 4 are by being welded to connect into the integral frame structure, can improve the integrally-built strength and stiffness of framework, and can improve the connective stability of equipment, and can effectively simplify the connection structure between each beam and meet lightweight requirements.
Two curb girders 1 are box type construction, by top board, base plate and two side plates, by welding manner, are spliced, and top board, base plate and two side plates all adopt steel plate, and steel plate materials preferably adopts S355J2W, guarantee overall construction intensity and the rigidity of curb girder 1.In the middle of totally taking the shape of the letter U, curb girder 1 to recessed structure, can reduce like this height of crossbeam 2 with respect to rail level.
Two end carriages 3 are connected to the both ends of two curb girders 1, two end carriages 3 are also the welded type box type construction, by top board, base plate and two side plates, by welding manner, be spliced, top board, base plate and two side plates all adopt steel plate, steel plate materials preferably adopts S355J2W, guarantee overall construction intensity and the rigidity of end carriage 3, increase the torsional stiffness of framework.
The whole c-shaped structure of end carriage 3, all adopt arc transition at 25 places, two turnings of end carriage 3, and arc transition can reduce stress, avoids the appearance of high-stress area, and the whole anti-fatigue performance of framework is improved greatly.Dock and be welded and fixed between the end at each end carriage 3 two ends and the end of the homonymy of two curb girders 1, the top board that is curb girder 1 and end carriage 3 docks and is welded to connect with base plate with side plate, base plate with top board, side plate, overall construction intensity and the rigidity of end carriage 3 can be further guaranteed like this, distortion can also be reduced.
The height of end carriage 3 is less than the height of connected curb girder 1, the base plate of end carriage 3 docks welding with the base plate of curb girder 1 in same plane, end carriage 3 adopts arc transition with the top board of curb girder 1 in butt-welded junction, the end at curb girder 1 two ends respectively is provided with a spring cylinder base 26, junction in transition adopts arc transition, can reduce distortion, be conducive to improve the intensity of curb girder 1 upper spring cylinder base 26, can also reduce the weight of end carriage 3 simultaneously, and then low-built total weight falls, meet vehicle higher requirement to weight-saving in high-speed other situation of level.
Two crossbeams 2 are fixedly connected on the middle part of two curb girders 1, the steel pipe that crossbeam 2 is hollow, and crossbeam 2 preferably adopts the solid drawn pipe of S355J2W material, and not only bulk strength does not reduce, and has reduced a lot of weld seams, and structural machinability is greatly enhanced.The side plate of two curb girders 1 is run through at the both ends of crossbeam 2, fix with the plate-side plate welding of curb girder 1, simplified as much as possible framework structure, fall low-built total weight, make framework there is higher elasticity and stretch-proof performance, the steady requirement of the vehicle body in the time of can being suitable for the narrow gage vehicle high-speed cruising.
For improving framework mechanical strength in the horizontal, and for being installed, other basic component provides carrying platform, a pair of floor stringer 4 is set between two crossbeams 2 again, two floor stringers 4 be arranged in parallel, its body structure that is hollow, be welded by top board, side plate and base plate splicing, guarantee bulk strength and the rigidity of floor stringer 4, the two ends of floor stringer 4 are weldingly fixed on the crossbeam 2 at two ends.
Because the narrow gage vehicle lateral dimension is little, limited space, more compact for making structure, as shown in Figure 1 and Figure 4, on the top board at each curb girder 1 middle part, be welded and fixed air bellow supporting seat 27, fixed installation air bellow 7 on air bellow supporting seat 27.Air bellow 7 connection bodies and bogie truck, air bellow 7 comprises upper cover, capsule and hourglass configuration, and upper cover is fixed on the capsule top, and the assist spring below capsule is hourglass configuration.Air bellow 7 is vertical and lower rigidity laterally arranged, can guarantee that under the emergency work condition of air bellow 7 inefficacies, vehicle still can, according to normal overall trip speed safe operation, have large transverse deflection ability, more than maximum transversal displacement 140mm, be applicable to the sharp radius curve circuit.
As shown in Figure 1 and Figure 4, be welded and fixed anti-snakelike damper base 28 on the side plate that is positioned at the outside of each curb girder 1, anti-snakelike damper base 28 is arranged between two crossbeams 2, the anti-snakelike shock absorber 16 of fixed installation on anti-snakelike damper base 28.Be welded and fixed height-control valve 9 on the side plate of the outside of each curb girder 1.
As shown in Figure 1 and Figure 4, in order to improve the speed class of narrow gauge passenger train, be fixed with anti-side rolling torsion rod seat 31 two curb girder 1 bottoms, fixed installation anti-side rolling torsion rod 8 on anti-side rolling torsion rod seat 31, for fixing anti-side rolling torsion rod seat 31, in the present embodiment, the base plate of curb girder 1 is disconnected, dock and be welded and fixed between the base plate of four limits of anti-side rolling torsion rod seat 31 and the curb girder 1 of both sides and the side plate of curb girder 1, it is the part that anti-side rolling torsion rod seat 31 becomes curb girder 1 base plate, not only can proof strength, can also alleviate the framework total weight.
Anti-side rolling torsion rod 8 comprises that torsion bar 8a, two turn round arm 8b and two pipe link 8c, torsion bar 8a is arranged on the framework bottom, torsion bar 8a two ends with turn round arm 8b by the transition splined, can be for convenience detach, turn round arm 8b and take torsion bar 8a as center of circle rotation, the other end of turning round arm 8b connects pipe link 8c by oscillating bearing, and the rotation of turning round arm 8b can make the motion of pipe link 8c above-below direction, other end connection body 21 bottoms of pipe link 8c.The torsion bar 8a structure of anti-side rolling torsion rod 8 is arranged on the framework bottom, and pipe link 8c is arranged on the outside of truck side sill 1, for the bogie truck inner structure has been saved space, and makes the better effects if of anti-side rolling torsion rod 8.
As shown in Fig. 3, Fig. 6 and Fig. 7, in the middle of two crossbeams 2 and two floor stringers 4 formed " mouth " character form structure of framework, be provided with draw gear.Draw gear comprises towing pin 17, drawing pull bar 18, draw beam 19, laterally backstop 20 and lateral damper 14, and in the present embodiment, towing pin 17 is fixed in the space surrounded by two crossbeams 2 and two floor stringers 4.
As shown in Figure 7 and Figure 8, the top of towing pin 17 is fixedly connected on car body 21 by a plurality of bolts 57,19 bottom positions that are arranged on towing pin 17 of drawing pull bar 18 and draw beam, drawing pull bar 18 is symmetrically arranged with two, one end of drawing pull bar 18 is connected with framework, the other end of drawing pull bar 18 is connected with draw beam 17 by drawing pull bar seat 37, central pin bush 58 is set on draw beam 19, the bottom of towing pin 17, through central pin bush 58, is connected draw beam 19 with bolt 60 with closure plate 59 with towing pin 17.The car load lifting, during lifting car body 21, car body 21 drives towing pin 17, and towing pin 17 drives draw beam 19, and draw beam 19 drives framework, thereby lifts by crane whole bogie truck, realizes the car load lifting.
Respectively be provided with a horizontal backstop 20 in the both sides of towing pin 17, laterally backstop 20, by horizontal stopping seat 29 fixed frame, is carried out spacing for the cross motion to car body.
As shown in figure 11, horizontal damper holder 30 comprises a base 42, base 42 is fixedly mounted on floor stringer 4 by four bolts, there are two lug bosses 43 on base 42, be provided with the first bolt hole 44 on each lug boss 43, connect a head rod 46 between two lug bosses 43, the two ends of head rod 46 are provided with the 3rd bolt hole 49, by the first bolt 45, with two the first bolts hole 44, be connected respectively, the end of lateral damper 14 1 ends is rotatably connected on the first dwang 46.
In the present embodiment, lug boss 43 is elongate in shape, and extend to the outside of base 42 to a side, and the through hole of the first bolt hole 44 for running through, insert the entrance that the first bolt 45 is positioned at the outside from the first bolt hole 44, with nut 48, tighten fixing endways, because the first bolt hole 44 is longer, and stretch out to a side, make operational space avoid to a certain extent other parts, handled easily person operation can realize the online replacing of lateral damper 14 in limited space.
In order to further facilitate operation, also be provided with spline structure on horizontal damper holder 30, in the present embodiment, spline structure is arranged on the spline plane 47 at head rod 46 both ends, the both ends of head rod 46 respectively have a L-shaped otch, one side of otch is spline plane 47, has the 3rd bolt hole 49 on another side of otch.The first bolt 45 inserts from the outside of the first bolt hole 44, from the other end of the first bolt hole 44, stretch out, again through the 3rd bolt hole 49, at its end cover upper nut 48, now a side of nut 48 contacts with spline plane 47, nut 48 can not rotate, and the operator be as long as the bolt cap that rotates the first bolt 45 from opposite side just can tighten together nut 48 and the first bolt 45, thereby head rod 46 and lug boss 43 are fixedly secured.
Because lateral damper 14 rotates around head rod 46, hinder lateral dampers 14 for fear of base 42, base 42 in the position near lateral damper 14 to the recessed space that goes out its rotation of confession.
Be arranged on the U-shaped framing member of Connection Block 41 for hanging on towing pin 17, respectively be provided with the second bolt hole 50 in the both sides of U-shaped framing member, connect second pipe link 52 between two the second bolts hole 50, the two ends of the second pipe link 52 are connected with two the second bolts hole 50 by two the second bolts 51, and the end of lateral damper 14 is rotatably connected on the second pipe link 52.
Vehicle is in operational process, traction electric machine 5 driven wheels, to rotating, are passed to framework by the single stage suspension device by tractive force, then pass to towing pin 17 by drawing pull bar 18, draw beam 19, towing pin 17 is fixedly connected with car body 21, finally tractive force is passed to car body 21.During braking, by the brake disc 24 on foundation brake rigging clamping wheel 10, braking force is passed to wheel right, wheel is to being passed to framework by the single stage suspension device by braking force, pass to towing pin 17 by drawing pull bar 18, draw beam 19 again, finally braking force is passed to car body 21.In the vehicle operating process, horizontal backstop 20 is carried out spacing for the cross motion to car body 21, and lateral damper 14 is decayed for the lateral vibration to car body.
When the air bellow in secondary suspension device overcharges, car body 21 produces abnormal ascending, vertical stop clearance C is excessive, for guaranteeing vehicle safety, as shown in Figure 9 and Figure 10, in the present embodiment, be provided with height adjustable structure between draw beam 19 and framework, carry out relative limit by height adjustable structure, prevent that vehicle from toppling, guarantee passenger safety.
Height adjustable structure comprises pressing plate 53, backing plate 54 and the adjusting pad 55 arranged from top to bottom, between the three, by bolt 56 and draw beam backstop 34, is fixed together.Under air bellow overcharges state, when vertical stop clearance C is excessive, as shown in Figure 3, backing plate 54 is placed on the upper surface of draw beam stop 34, to fill up vertical stop clearance C.After wheel wear, vertical stop clearance C reduces, and now backing plate 54 can be moved on the lower plane of draw beam backstop 34, to adapt to the vertical stop clearance C after adjustment.Height adjustment is simple and convenient, and without changing bolt 56, more without lifting car.
Draw gear can be realized transmitting longitudinal force, braking force, cross spacing simultaneously, prevent that air bellow from overcharging, the function of integral lifting, can simplify bogie structure, reduces bogie truck weight.
As shown in Figures 1 to 4, in the present embodiment, foundation brake rigging adopts wheel sabot brake equipment, comprises brake disc 24, brake lining 23 and brake clamp 22.At the fixing brake lining 23 of brake clamp 22 ends, brake lining 23 is arranged on brake disc 24 outsides, and brake disc 24 is bolted on wheel 10 spoke both sides.Brake disc 24 is fixed on the horizontal space that wheel shaft 11 had both been saved in the spoke both sides, avoided again wheel 10 to wear away because of braking, brake disc 24 is independently born the friction braking thermal load, compare very big wheel 10 working environments that improve with tread brake, reduce the Probability of wheel 10 tread abnormal wears, greatly improve 10 service lifes of wheel, reduce operation maintenance cost.
Because the narrow gage vehicle lateral dimension is little, limited space, as shown in Figures 4 to 6, in the present embodiment, sidepiece at each crossbeam 2 is welded and fixed an installation flap seat 35, be integrated with traction electric machine mount pad 36 on installation flap seat 35, drawing pull bar seat 37, gearbox lifting rod seat 38 and integral lifting seat 39, by traction electric machine mount pad 36, drawing pull bar seat 37, gearbox lifting rod seat 38 and integral lifting seat 39 are integrated in a framing member and install on flap seat 35, this integral structure, not only being conducive to welded and installed fixes, solve the overlapping problem of weld seam, improve the service life of framework, can alleviate the weight of whole framework simultaneously, the integral lifting that is conducive to framework, and effectively improved the utilizability in space when guaranteeing overall construction intensity.
The body structure that traction electric machine mount pad 36 is hollow, be provided with a plurality of lightening holes 40 thereon, not only can proof strength, and simultaneously can expendable weight.Traction electric machine mount pad 36 can be integrated in to be installed on flap seat 35, also can be separately and main beam 2 be welded and fixed.
The top that flap seat 35 is installed is U-shaped, and the top of U-shaped is gearbox lifting rod seat 38, and the bottom that flap seat 35 is installed is drawing pull bar seat 37 and integral lifting seat 39, and the mounting plane of gearbox lifting rod seat 38 and drawing pull bar seat 37 is orthogonal.
As shown in Figure 1 to Figure 3, traction electric machine 5 is fixed on traction electric machine mount pad 36, and gear case 6 is fixed on gearbox lifting rod seat 37 by suspension rod, and traction electric machine 5 is connected by plunging joint with gear case 6.Gear case 6 has adopted secondary transmission gear case 6, wherein the motor shaft of traction electric machine 5 connects motor gear (not indicating in figure), wheel shaft 10 connects axletree gear (not indicating in figure), also comprise a transition gear (not indicating in figure), motor gear and transition gear engagement, transition gear with the axletree gear, be meshed and the power output of passing through motor gear by transmission of power to the axletree gear, thereby the power output of traction electric machine 5 is delivered on wheel shaft 10.Adopt secondary transmission gear case 6, make adjustable gear range large, the casing of gear case 6 is large to the orbital plane distance bottom, adapts to the gauge requirement, and the space of wheel shaft 10 and traction electric machine 5 is large, and the suspension rod bearing load of gear case 6 is little.
As shown in Figure 1 to Figure 3, single stage suspension comprises pivoted arm axle box 12, steel spring 13 and vertical damper 15, steel spring 13 is arranged on pivoted arm axle box 12 tops, fixing with curb girder 1, one end of pivoted arm axle box 13 passes through the caoutchouc elasticity node installation on the curb girder 1 of framework, the other end is connected with truck side sill 1 by vertical damper 15, and pivoted arm axle box 13 adopts double-row conical bearing, whole self sealing structure.The single stage suspension device adopts tumbler axle-box 13 location structures, has larger horizontal location rigidity, improves the critical speed of vehicle, there is lower vertical stiffness simultaneously, can guarantee vertical traveling comfort preferably, reduce vehicle rate of wheel load reduction and derailment coefficients, improve safety in operation.
Embodiment bis-
As shown in figure 12, the present embodiment provides a kind of narrow gauge passenger train trailer bogie.
With embodiment mono-difference, be, at the sidepiece of two crossbeams 2 of framework without welding traction electric machine mount pad 36 and gearbox lifting rod seat 38, without traction electric machine 5 and gear case 6 are installed, only need to be welded and fixed drawing pull bar seat 37 and integral lifting seat 39, drawing pull bar seat 37 and integral lifting seat 39 are the integral type structure, are integrated in and install on flap seat 35.
By the coupling combination of above-mentioned inner structure improvement, each parts and the optimization of performance perameter, the performance of whole bogie truck is obviously improved, thereby meet designing requirement, be applicable to the narrow gage railway of 1067mm, and speed can reach 160km/h, there is stability, safety and traveling comfort preferably simultaneously.
As mentioned above, given scheme content, can derive similar technical scheme by reference to the accompanying drawings.In every case be the content that does not break away from technical solutions of the utility model, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present utility model, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a narrow gauge passenger train bogie truck, comprise framework, be provided with two wheels right on described framework, draw gear, two traction electric machines, two gears case, the single stage suspension device, secondary suspension device, foundation brake rigging, it is characterized in that: described single stage suspension device is by steel spring, the pivoted arm axle box forms, described pivoted arm axle box is connected with described framework by described steel spring, the described wheel comprising wheel shaft and the wheel that is fixed on the wheel shaft two ends, described wheel shaft is connected with described pivoted arm axle box, described secondary suspension device comprises the air bellow be arranged on described framework, anti-side rolling torsion rod and height-control valve, described foundation brake rigging is wheel sabot brake equipment.
2. a kind of narrow gauge passenger train bogie truck according to claim 1, it is characterized in that: described framework is comprised of two curb girders, two end carriages, two crossbeams and two floor stringers, the both ends of two described curb girders connect by two described end carriages, two described crossbeams are fixedly connected on the middle part of two described curb girders, described curb girder, end carriage and crossbeam form " order " font structure, and two described floor stringers are fixedly connected between two described crossbeams.
3. a kind of narrow gauge passenger train bogie truck according to claim 2, it is characterized in that: the c-shaped structure of described end carriage, dock and be welded and fixed between the end of described end carriage and the end of curb girder, the height of described end carriage is less than the height of described curb girder, and junction is arc transition.
4. a kind of narrow gauge passenger train bogie truck according to claim 2, it is characterized in that: described foundation brake rigging comprises brake disc, brake lining and brake clamp, be fixed with two brake clamp flap seats on each described end carriage, described brake clamp flap seat and the described end carriage part that is structure as a whole, be welded with four fixed derricks that run through on described brake clamp flap seat, described brake clamp is hung on four described fixed derricks.
5. a kind of narrow gauge passenger train bogie truck according to claim 2, it is characterized in that: be welded with a mount pad on described crossbeam, at least two that are arranged in traction electric machine mount pad, drawing pull bar seat, gearbox lifting rod seat and the integral lifting seat on crossbeam are integrated on described mount pad.
6. a kind of narrow gauge passenger train bogie truck according to claim 2, it is characterized in that: described draw gear comprises towing pin, drawing pull bar, draw beam, horizontal backstop and lateral damper, on described floor stringer, horizontal damper holder is installed, on described towing pin, Connection Block is installed, the two ends of described lateral damper are connected on described horizontal damper holder and described Connection Block.
7. a kind of narrow gauge passenger train bogie truck according to claim 6, it is characterized in that: described horizontal damper holder comprises a base, be provided with two lug bosses on described base, be provided with first bolt hole on each described lug boss, connect a head rod by two the first bolts between two described the first bolts hole, the end of described lateral damper is rotatably connected on described head rod.
8. a kind of narrow gauge passenger train bogie truck according to claim 7, it is characterized in that: be provided with the spline structure that prevents that described the first bolt from rotating on described horizontal damper holder, described spline structure is the spline plane that is arranged on described head rod both ends, and the head of described spline plane and described the first bolt or nut match and prevent its rotation.
9. a kind of narrow gauge passenger train bogie truck according to claim 6, it is characterized in that: described Connection Block is the U-shaped framing member of hanging, both sides at described U-shaped framing member respectively are provided with the second bolt hole, connect second pipe link by two the second bolts between two described the second bolts hole, the end of described lateral damper is rotatably connected on described the second pipe link.
10. a kind of narrow gauge passenger train bogie truck according to claim 6, it is characterized in that: between described draw beam and described framework, be provided with height adjustable structure, described height adjustable structure comprises pressing plate, backing plate and the adjusting pad arranged from top to bottom, between the three, by bolt and described draw beam, is fixed together.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320386644.XU CN203372250U (en) | 2013-06-29 | 2013-06-29 | Narrow gauge coach bogie |
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| CN201320386644.XU CN203372250U (en) | 2013-06-29 | 2013-06-29 | Narrow gauge coach bogie |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625494A (en) * | 2013-06-29 | 2014-03-12 | 南车青岛四方机车车辆股份有限公司 | Narrow-gauge train bogie |
| CN103950455A (en) * | 2014-05-20 | 2014-07-30 | 南车四方车辆有限公司 | Bogie for engineering truck and engineering truck |
| CN104442891A (en) * | 2014-11-19 | 2015-03-25 | 同济大学 | Multifunctional bogie joint type lower framework |
| CN105835899A (en) * | 2016-03-26 | 2016-08-10 | 中车青岛四方机车车辆股份有限公司 | Traction rod mounting connector device and bogie |
| KR101729074B1 (en) | 2015-05-29 | 2017-04-21 | 한국철도기술연구원 | Active suspension device for train and active suspension system including the same |
| CN110979374A (en) * | 2019-12-20 | 2020-04-10 | 中车长春轨道客车股份有限公司 | Novel secondary suspension device |
-
2013
- 2013-06-29 CN CN201320386644.XU patent/CN203372250U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625494A (en) * | 2013-06-29 | 2014-03-12 | 南车青岛四方机车车辆股份有限公司 | Narrow-gauge train bogie |
| CN103625494B (en) * | 2013-06-29 | 2016-09-07 | 中车青岛四方机车车辆股份有限公司 | A kind of Narrow-gauge train bogie |
| CN103950455A (en) * | 2014-05-20 | 2014-07-30 | 南车四方车辆有限公司 | Bogie for engineering truck and engineering truck |
| CN104442891A (en) * | 2014-11-19 | 2015-03-25 | 同济大学 | Multifunctional bogie joint type lower framework |
| KR101729074B1 (en) | 2015-05-29 | 2017-04-21 | 한국철도기술연구원 | Active suspension device for train and active suspension system including the same |
| CN105835899A (en) * | 2016-03-26 | 2016-08-10 | 中车青岛四方机车车辆股份有限公司 | Traction rod mounting connector device and bogie |
| CN105835899B (en) * | 2016-03-26 | 2017-12-22 | 中车青岛四方机车车辆股份有限公司 | A kind of drawing pull bar mounting interface device and bogie |
| CN110979374A (en) * | 2019-12-20 | 2020-04-10 | 中车长春轨道客车股份有限公司 | Novel secondary suspension device |
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Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Qingdao city Jihongtan town Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
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