CN205652137U - No fast line track vehicle bogie in truck bloster municipality territory - Google Patents

No fast line track vehicle bogie in truck bloster municipality territory Download PDF

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Publication number
CN205652137U
CN205652137U CN201620191237.7U CN201620191237U CN205652137U CN 205652137 U CN205652137 U CN 205652137U CN 201620191237 U CN201620191237 U CN 201620191237U CN 205652137 U CN205652137 U CN 205652137U
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CN
China
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plate
curb girder
horizontal
seat
brake
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CN201620191237.7U
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Chinese (zh)
Inventor
马云双
董晓红
马利军
张会杰
宋树亮
赵海芹
史玉杰
翟超智
樊云杰
赵伟
邹晓龙
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中车青岛四方机车车辆股份有限公司
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Priority to CN201620191237.7U priority Critical patent/CN205652137U/en
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Publication of CN205652137U publication Critical patent/CN205652137U/en

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    • Y02T10/56

Abstract

The utility model relates to a no fast line track vehicle bogie in truck bloster municipality territory, including the framework, the shaft system, the traction drive system, the primary suspension system, secondary suspension system and basic brake unit, curb girder and auxiliary longitudinal beam in the framework are box structure, the crossbeam is seamless steel pipe, at the at least one end fixed mounting of a curb girder horizontal beam, the central draw gear of traction drive system includes the towing pin, the two traction pull rod of draw beam and zigzag, the top of towing pin is through 10 at least bolts and automobile body fixed connection, the secondary suspension system includes two air spring, two resist snakelike shock absorber and anti -rolling torsion bar, basic brake unit adopts four rim plate arresting gear, four -wheel dish arresting gear fixed mounting is on the curb girder that corresponds. The utility model discloses an overall structure's optimization, divert frame compact structure has that functioning speed is fast, the lightweight, safe characteristics operate steadily.

Description

A kind of without bolster administrative region of a city cable release rail vehicle truck

Technical field

This utility model relates to a kind of rail vehicle, particularly to a kind of without bolster administrative region of a city cable release rail vehicle truck, belongs to rail vehicle manufacturing technology field.

Background technology

Currently, the each big city of China is during quickly propelling City Rail Transit System construction, the sight quickly propelling downtown area Rail traffic network construction is extended to the planning construction of territory, whole city Rail Transit System, and as advancing Urban Reasonable planning, advancing the important ring of city balanced development and construction, the administrative region of a city cable release rail vehicle have handling capacity of passengers boarding big, quick for this, the feature such as playing soon soon stop is rapidly developed.Meeting the technology requirement of " big handling capacity of passengers, soon rise and stop soon, quick boarding ", improving the speed of service of administrative region of a city cable release rail vehicle, riding comfort the most further, meeting administrative region of a city and run demand, be one of major subjects of researching and developing of present administrative region of a city cable release rail vehicle.Wherein, bogie is the EEF bogie of rail vehicle, it it is one of the critical piece of rail vehicle, bogie by framework, one, secondary suspension device, brakes, trailer system etc. form, how by the overall structure of bogie and each parameter carry out reasonably optimizing, and then the overall performance improving bogie is main research and development problem.

Utility model content

This utility model main purpose is to solve the problems referred to above and deficiency, it is provided that a kind of optimized integral structure, can increase substantially the cable release rail vehicle truck of administrative region of a city without bolster of bogie overall structure performance.

For achieving the above object, the technical solution of the utility model is:

nullA kind of without bolster administrative region of a city cable release rail vehicle truck,Including framework、Axle system、Traction drive system、Primary spring、Secondary suspension system and brake rigging,Described framework is by curb girder、Crossbeam and the H type structure of false longeron composition,Described traction drive system includes gear-box、Traction electric machine and central traction apparatus,Described curb girder and false longeron are box structure,Described crossbeam is seamless steel pipe,A horizontal beam is fixedly mounted at least one end of described curb girder,The two ends of horizontal beam are fixed on described curb girder by horizontal beam mounting seat respectively,On described horizontal beam, integrated installation has transponder antenna、Troubleshooting plate and wheel flange lubricator,Described central traction apparatus includes towing pin、Draw beam and the double drawing pull bar of zigzag,The top of described towing pin is fixedly connected with the vehicle body by least 10 bolts,Secondary suspension system includes two air springs、Two anti-snakelike vibroshocks and anti-side rolling torsion rod,Two air springs are separately fixed on two described curb girders,Each described air spring connects a height adjuster,Two anti-snakelike vibroshocks are symmetricly set on the both sides of two described curb girders,Described brake rigging uses four disc brakes,Four disc brakes are fixedly mounted on the described curb girder of correspondence.

Further, described curb girder is welded by the web splice of upper cover plate, lower cover and both sides, and the section width of described curb girder is preferably 170-180mm, highly preferred for 300-310mm, thickness >=the 12mm of described upper cover plate, the thickness >=12mm of described lower cover, the thickness >=12mm of described web.

Further, described horizontal beam mounting seat includes orthogonal supporting plate and base plate, at least one riser is vertically fixed between described supporting plate and base plate, at a described riser cover plate fixed above, the two ends up and down of described cover plate are fixed with base plate and supporting plate respectively, the end of described horizontal beam is fixed on described riser, described base plate is fixed by the end of multiple bolts with curb girder, there is the boss structure protruded to base plate direction in the end of described curb girder, correspondingly there is the shoulder ride structure protruded to curb girder direction at the described base plate back side, after installation, the shoulder ride structure of described base plate is overlapped on the boss structure of described curb girder.

Further, fixing one piece of installing plate in the end of described curb girder, described boss structure processes with described installing plate all-in-one, and described installing plate is bending structure the end being fixed on curb girder.

Further, described draw beam is protruding with draw beam backstop, and draw beam backstop convexly, has two horizontal planes protruded up and down.

Further, described disc brake includes brake disc, braking flap seat and brake clamp, and described braking flap seat is fixed on curb girder, and brake clamp is fixed on braking flap seat and curb girder by three sling points.

Further, described braking flap seat is provided with two sling points, described curb girder installs a brake plate support flap seat also by fixing seat, described brake plate support flap seat is provided with the 3rd sling point.

Further, described braking flap seat includes the first shaped piece, second shaped piece, first bent plate and the second bent plate, first bent plate is arranged between the first shaped piece and the second shaped piece, second bent plate is arranged between the first shaped piece and curb girder, it it is the integrated forging being made up of the first perpendicular plate and the first horizontal plate at described first shaped piece, second shaped piece is the integrated forging being made up of the second perpendicular plate and the second horizontal plate, first horizontal plate and the second horizontal plate stretch out rear opposed, inwardly directed bending, at the first horizontal plate and the second horizontal plate, the first sling point is set, second perpendicular plate of described second shaped piece is provided with the second sling point.

Further, described braking flap seat is integrated with the tread sweeping mounting seat for installing tread sweeping device, described first horizontal plate and the second horizontal plate relative to forming described tread sweeping mounting seat after bending.

Further, described braking flap seat also includes a cover plate, described cover plate is stretched out by the upper cover plate of curb girder formed to braking flap seat direction, being welded and fixed after the upper surface overlap joint of described cover plate and the first bent plate, the second bent plate, the first shaped piece and the second shaped piece, it is the box structure of arc that described braking flap seat forms a bottom surface again

To sum up content, described in the utility model a kind of without bolster administrative region of a city cable release rail vehicle truck, compared with prior art, have the advantage that

(1) by integrally-built optimization, make bogie structure the compactest, have that the speed of service is fast, lightweight, length in service life, operate steadily safe feature, meet the service requirement of intercity motor-car speed per hour 140 kilometers, 17t axle is important to be asked, also meet simultaneously big handling capacity of passengers, rise soon soon stop, the requirement of quick boarding.

(2) " shoulder ride " is used to coordinate between horizontal beam mounting seat upper end and curb girder, even if ensure that under abnormal severe circuit operating mode, or in the case of horizontal beam weight strengthens, it also is able to make installation bolt avoid being cut, prevent unexpected generation, greatly improve horizontal beam installation strength, increase safety coefficient.

(3) structure of draw beam backstop is convexly, there are two horizontal planes protruded up and down, on the one hand it is easy to processing, on the other hand can significantly strengthen the intensity of draw beam backstop, the most also can play, with the vertical counter stopper of crossbeam, the effect that car load lifts by crane.

(4) the braking flap seat in this bogie is fixed on the curb girder of framework, brake clamp uses the mode of three-point suspension to be arranged on braking flap seat, simultaneously, braking flap seat is may alternatively be integrated within for installing the mounting seat of tread sweeping device, bogie overall structure is not only made more to simplify and compact, saving installing space, topology layout is more reasonable.The mounting stability of brake clamp also can be substantially improved, improve brake clamp by force intensity.

Accompanying drawing explanation

Fig. 1 is this utility model bogie structure schematic diagram;

Fig. 2 is the upward view of Fig. 1;

Fig. 3 is this utility model central traction apparatus structural representation;

Fig. 4 is that this utility model draw beam forms structural representation;

Fig. 5 is this utility model draw beam structural representation;

Fig. 6 is that this utility model horizontal beam forms structural representation;

Fig. 7 is the lateral view of Fig. 6;

Fig. 8 is this utility model air spring constructions schematic diagram;

Fig. 9 is this utility model brake hanging holder structure cut-away view;

Figure 10 is the partial enlarged drawing that this utility model braking flap seat is installed with curb girder.

nullAs shown in Figures 1 to 10,Curb girder 1,Crossbeam 2,False longeron 3,Air spring 4,Upper cover plate 5,Lower cover 6,Web 7,Horizontal beam 8,Transponder antenna 9,Troubleshooting plate 10,Horizontal beam mounting seat 11,Troubleshooting plate mounting seat 12,Antenna mounting seat 13,Supporting plate 14,Seat board 15,Cover plate 16,Riser 17,Bolt 18,Oscillating bearing 19,Axletree 20,Wheel is to 21,Axle box 22,Steel coil spring 23,Vertical damper 24,Elastic panel nodes 25,Central traction apparatus 26,Traction electric machine 27,Gear-box 28,Motor mount 29,Towing pin 30,Traction guide 31,Rubber 31a,Steel plate 31b,Steel plate 31c,Backstop 32,Draw beam 36,Abutment sleeve 37,Draw beam backstop 38,Drawing pull bar 39,Cover plate 40、Annular clip-ring 41、Air bag 42、Wearing plate 43、Rubber metal pad 44、Mounting seat 45,Circular bottom plate 46,Air inlet 47,First O-ring seals 48,Second O-ring seals 49,Automatic height adjusts valve 50,Adjusting lever 51,Torsion bar mechanism for preventing side rolling of train carriage 52,Torque arm 53,Torsion bar 54,Support seat 55,Oscillating bearing 56,Connecting rod 57,Lateral damper 58,Anti-hunting damper holder 59,First damper base 60,Second damper base 61,Disc brake 62,Installing plate 63,Laterally backstop 64,Shoulder ride structure 65,Boss structure 66,Braking flap seat 67,Brake clamp 68,Lower air inlet 69,Bolt 70,Tread sweeping mounting seat 71,First shaped piece 72,First perpendicular plate 72a,First horizontal plate 72b,Second shaped piece 73,Second perpendicular plate 73a,Second horizontal plate 73b,First bent plate 74,Second bent plate 75,Screw 76,Reinforcement 77,Screw hole 78,Hanging hole 79,Hanging hole 80,Brake plate support flap seat 81,Fixing seat 82,Hanging hole 83,Cover plate 84.

Detailed description of the invention

With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings:

As depicted in figs. 1 and 2, a kind of without bolster administrative region of a city cable release rail vehicle truck, including framework, axle system, traction drive system, primary spring, secondary suspension system and brake rigging.

Framework includes 1, two crossbeams 2 of two curb girders and two false longerons 3, two crossbeams 2 are set in parallel between two curb girders 1, two false longerons 3 are set in parallel between two crossbeams 2, curb girder 1, crossbeam 2 become the frame construction of a H-shaped, primary spring, secondary suspension system, axle system, traction drive system, brake rigging to be fixedly arranged on the framework of this H-shaped with false longeron 3 integral solder.The overall stability that can ensure that whole framework in H type structure of framework.

Each curb girder 1 the most generally U-shaped structure, i.e. the interlude of curb girder 1 is to recessed, and curb girder 1 is recessed provides installing space for air spring 4, is beneficial to reduce the height of whole bogie, it is ensured that the floor height away from rail level.Curb girder 1 uses box structure, being spliced by the web 7 of upper cover plate 5, lower cover 6 and both sides and be welded, the web 7 of upper cover plate 5, lower cover 6 and both sides all uses SMA490BW steel plate, wherein, thickness >=the 12mm of upper cover plate 5, thickness >=the 12mm of lower cover 6, the thickness >=12mm of web 7, the section width of curb girder 1 is preferably 170-180mm, highly preferred for 300-310mm, wherein optimum is chosen as width 176mm, highly 305mm, and the thickness of upper cover plate 5, lower cover 6 and web 7 is 12mm.In the present embodiment, by optimizing the profile height of curb girder 1, width and the thickness of sheet material, ensureing bending resistant section coefficient and the bending strength of curb girder 1, it is ensured that the vertical bearing capacity of curb girder 1, significantly alleviate the gross weight of curb girder 1 while meeting that 17t axle is important and asking, improve the lightweight level of vehicle.

In the present embodiment, crossbeam 2 uses seamless steel pipe, and the two ends of crossbeam 2 through curb girder 1 and are welded and fixed on the interior outboard web 7 of curb girder 1, and the diameter of crossbeam 2 is preferably 205mm, and the wall thickness of crossbeam 2 is preferably 13mm.The two ends of false longeron 3 are weldingly fixed on crossbeam 2, and false longeron 3 is also adopted by the box structure of hollow, increase the bonding area between crossbeam 2, make welding stress reduce, improve the integrated carrying ability of crossbeam 2 and false longeron 3.Curb girder 1 and false longeron 3 use box structure, crossbeam 2 to use seamless steel pipe, while ensureing integrated carrying ability, bending strength, also greatly reduce the gross weight of framework.

The present embodiment, the overall structure parameter of framework is optimized, reduce and avoid the appearance of high-stress area, framework integrally-built strength and stiffness are greatly improved, overall anti-fatigue performance, bending strength and the torsional strength of framework all obtain bigger raising, the stress level making integral frame controls in the range of intensity is allowed, bearing capacity is greatly reinforced, also drastically increase vehicle traveling comfort and comfortableness simultaneously, meet the service requirement of administrative region of a city cable release rail vehicle speed per hour 140 kilometers, meet that 17t axle is important to be asked simultaneously.

As depicted in figs. 1 and 2, the end in corresponding one end of two curb girders 1 is provided with a horizontal beam 8, it is also possible to be respectively mounted horizontal beam 8 in two ends of curb girder 1.It is used on horizontal beam 8 accessory devices such as transponder antenna 9, troubleshooting plate 10, wheel flange lubricator being installed, with the space of Appropriate application bogie front end.As shown in Figure 6 and Figure 7, the two ends of horizontal beam 8 are connected by a horizontal beam mounting seat 11 is fixing with the end of two curb girders 1 respectively.Horizontal beam 8 preferably employs seamless stainless steel tubular construction, can significantly alleviate weight on the premise of ensureing bearing strength.Horizontal beam 8 is fixed with two troubleshooting plate mounting seats 12, two troubleshooting plate mounting seats 12 are symmetrical set, two troubleshooting plates 10 are separately mounted in two troubleshooting plate mounting seats 12, the distance of the distance from bottom rail level of troubleshooting plate 10 is the distance of regulation, ensure neither to wear and tear rail level, the foreign material such as stone on light face can be removed again.Transponder antenna 9 is fixed on horizontal beam 8 by antenna mounting seat 13.

As shown in Figure 6 and Figure 7, horizontal beam mounting seat 11 is left and right two pieces, and two horizontal beam mounting seats 11 are symmetrical arranged with bogie longitudinal center plane, are respectively and fixedly installed to the end of two curb girders 1, the installation and removal making horizontal beam mounting seat 11 are very convenient, beneficially regular maintenance.

The structure of two horizontal beam mounting seats 11 is identical, all for by supporting plate 14, seat board 15, cover plate 16 and the box structure of at least one piece of riser 17 assembly welding.Seat board 15 vertical welding is fixed on supporting plate 14, riser 17 is all vertically arranged with supporting plate 14 and seat board 15, two side is fixedly connected on supporting plate 14 and seat board 15 by the way of welding, riser 17 can be arranged as required to two, ensureing structural strength, two risers 17 are installed in parallel on supporting plate 14 and seat board 15.Cover plate 16 uses the structure of steel plate bending, and the shape of its bending and the mating shapes of riser 17 top edge, the lower surface of cover plate 16 is weldingly fixed on the top edge of two risers 17, and the two ends up and down of cover plate 16 are welded and fixed with seat board 15 and supporting plate 14 the most respectively.Supporting plate 14, seat board 15, cover plate 16 and two common assembly weldings of riser 17 become the structure of a box-shaped, the overall construction intensity of beam mounting seat 11 of can improving the standard, and make horizontal beam mounting seat 11 structure more reliable and more stable.Supporting plate 14 is provided with two slotted holes, is used for being bolted installation wheel flange lubricator.

As shown in Figure 7, one piece of installing plate 63 is fixedly mounted in the end of curb girder 1, installing plate 63 substantially bending structure in inverted L-shaped, and it is bolted between the end of curb girder 1 or is welded and fixed, seat board 15 is fixedly mounted on the installing plate 63 of curb girder 1 end by four bolts 18, to be easy for installation and removal, it is beneficial to regular maintenance, four bolts 18 are symmetrically distributed in the both sides of two risers 17, two bolts 18 of every side are also equipped with the locking iron wire for preventing bolt 18 from loosening, it is ensured that will not come off because of the vibration of vehicle when vehicle runs.

Have the shoulder ride structure 65 protruded to curb girder 1 direction at the top at seat board 15 back side, correspondingly the sidepiece at installing plate 63 has the boss structure 66 protruded to seat board 15 direction, and the shoulder ride structure 65 installing back seat plate 15 is overlapped on the boss structure 66 of installing plate 63.And in order to ensure installation strength, shoulder ride structure 65 uses all-in-one to process with seat board 15, boss structure 66 is also adopted by all-in-one with installing plate 63 and processes.

By using " shoulder ride " to coordinate between horizontal beam mounting seat 11 upper end and curb girder 1, even if ensure that under abnormal severe circuit operating mode, or in the case of horizontal beam 8 weight strengthens, it also is able to make installation bolt 18 avoid being cut, prevent unexpected generation, greatly improve horizontal beam installation strength, increase safety coefficient.

As it is shown in fig. 7, in the present embodiment, be respectively arranged with an installing hole on two risers 17, the two ends of horizontal beam 8 are arranged in the installing hole of horizontal beam mounting seat 11 by oscillating bearing 19.Elastic connection is realized by oscillating bearing 19 between horizontal beam 8 with horizontal beam mounting seat 11, play preferably buffering and the effect of vibration damping, the vibration reducing bogie is delivered on horizontal beam 8 by horizontal beam mounting seat 11, and when vehicle high-speed runs and vibration occurs, horizontal beam 8 is under the effect of oscillating bearing 19, can preferably bear radially, axially and all directions load such as vertical, significantly improve the dynamic performance of vehicle, stability when vehicle run can be better achieved in performance, improve vehicle traveling comfort and comfortableness, increase the service life of horizontal beam 8 the most simultaneously, ensure that vehicle safety reliably runs.

As depicted in figs. 1 and 2, axle system includes axletree 20 and is arranged on the wheel at axletree two ends to 21, and wherein, axletree 20 uses solid axle, takes turns and uses entirety to grind steel wheels to 21, and uses the LM tread that Equivalent conicity is bigger.Primary spring includes axle box 22, steel coil spring 23 and vertical damper 24, axle box 22 uses pivoted arm axle box, it is fixedly mounted on the two ends of axletree 20, one end of axle box 22 is connected by elastic panel nodes 25 and framework are fixing, the other end of axle box 22 is connected by vertical damper 24 is fixing with curb girder 1, steel coil spring 23 is installed between axle box 22 and curb girder 1, steel coil spring 23 is arranged on the top of axle box 22, steel coil spring 23 is connected with the spring strut being made up of curb girder 1, single stage suspension uses steel coil spring 23 it can be avoided that vertical load is excessive, it is effectively isolated the vibration from track.

As shown in Fig. 1,2 and Fig. 3, traction drive system includes central traction apparatus 26, traction electric machine 27 and gear-box 28.Gear train in gear-box 28 is fitted on axletree 20, the quantity of gear-box 28 and traction electric machine 27 is two, arranged in a crossed manner on two crossbeams 2 in diagonal respectively, traction electric machine 27 is fixed on the crossbeam 2 of correspondence by motor mount 29, to ensure the moving equilibrium of two groups of axle systems, improve the stability of motor car bogie simultaneously.In order to meet speed per hour 140 kilometers, the administrative region of a city cable release vehicle high requirement to opening soon soon stopping of axle weight 17t, in the present embodiment, through substantial amounts of computational analysis, the gear ratio of gear-box 28 is preferably greater than 4, and its optimum is preferably 4.94.Owing to gear-box 28 gear ratio strengthens, for applicable gauge requirement, use cast iron gear case, cost can be greatly reduced.

As shown in Fig. 3, Fig. 4 and Fig. 5, central traction apparatus 26 is divided into towing pin composition, draw beam composition and drawing pull bar composition three parts.Wherein, towing pin 30 is welded for section variable box body, it is ensured that enough strength and stiffness, and the top of towing pin 30 is fixedly connected with the vehicle body by 10 or 12 bolts 70, the stress degree of single bolt is reduced, it is to avoid the stress concentration phenomenon of car body connecting portion while increasing bonding strength.Between car body and towing pin 30, it is additionally provided with alignment pin (not indicating in figure), suitably reduces the fit tolerance with Location vehicle hole of alignment pin, be conveniently steered frame and the connection of car body and dismounting.

Draw beam 36 is provided with an abutment sleeve 37, traction guide 31 integral press mounting is in abutment sleeve 37, traction guide 31 is by steel plate 31b, rubber 31a, steel plate 31c sulfuration is made into integration, overall in inverted cone, by the rigidity of Optimized Matching traction guide 31, meet requirement and the load change of bigger pull strength.Towing pin 30 is inserted in traction guide 31, the bottom of towing pin 30 is by bolt and a fixing connection of gland (not shown), connected by alignment pin between gland and traction guide 31, alignment pin plays the effect of location simultaneously, and also set up screwed hole (not shown) at traction guide 31, while conveniently traction guide 31 being dismantled by frock, it is also possible to alleviate weight to a certain extent.Realize the lightweight of parts.

In the bottom of the steel plate 31b of traction guide 31, there is a part concaved, the backstop 32 of one annular is installed in the part of indent, backstop 32 being arranged on before installing gland in traction guide 31, backstop is for limiting the rotation between traction guide 31 and towing pin 30.

As shown in Figure 5, in the present embodiment, draw beam 36 uses casting forging structure, it is protruding with two draw beam backstops 38 to lateral symmetry on draw beam 36, the structure of each draw beam backstop 38 is convexly, have upwards, two horizontal planes of lower protrusion, on the one hand this structure is easy to processing, on the other hand the intensity of draw beam backstop 38 can significantly be strengthened, also function to the effect of car load lifting simultaneously, when car load lifts by crane, this draw beam backstop 38 coordinates with the vertical backstop (not shown) overlap joint being arranged on truck transom 2, bogie can be lifted by crane in the lump while lifting car body, and then realize car load lifting.The upper surface of draw beam backstop 38 is provided with adjustment pad (not shown), adjust pad for regulating draw beam backstop 38 and the backstop gap being arranged between the vertical backstop on truck transom 2, prevent air spring 4 from overcharging and causing car body can produce abnormal rising, and then prevent vehicle from toppling, it is ensured that passenger safety.

Drawing pull bar composition uses the double drawing pull bar structure of Z-shaped, longitudinal direction of car bearing capacity was improved while strengthening curve ability, simultaneously born load by four nodes, effectively canceled out vehicle traversing time the Lateral Force that brings, decrease each node bears load.Two drawing pull bar 39 are arranged at the inner side of curb girder 1, a drawing pull bar seat (not shown) it is respectively arranged with wherein on two crossbeams 2, one end of two drawing pull bar 39 connects draw beam 36, and the other end is arranged on the drawing pull bar seat on the crossbeam 2 of correspondence.In the present embodiment, the material of drawing pull bar 39 uses forging structure, not only can ensure that its strength and stiffness, it is also possible to significantly alleviate weight.

As shown in Figure 3, two lateral dampers 58 and two horizontal backstops 64 are set between towing pin 30 and false longeron 3, two lateral dampers 58 are symmetrical arranged, two false longerons 3 are provided with horizontal damper holder and horizontal stopping seat, lateral damper 58 one end is fixed on horizontal damper holder, the other end is fixed on towing pin 30, and lateral damper 58 provides laterally damping, prevents due to cross-car that to move the too fast and car body pendulum that inclines excessive.Horizontal stopping seat arranges horizontal backstop 64, for the backstop of towing pin 30 with false longeron 3.

Central traction apparatus 26 undertakes the function of connection body and bogie, the compactest in structure, it is simple to realizes car body and the connection on bogie and separates, and when vehicle the run transmission of traction and brake force functionally can be better achieved.It addition, each parameters of operating part coupling of reasonably optimizing, drastically increase vehicle traveling comfort and comfortableness.

Secondary suspension includes two air springs 4, installs an air spring 4 in the upper cover plate 5 of each curb girder 1 in the heart, and two air springs 4 are symmetrical arranged.As shown in Figure 8, air spring 4 includes cover plate 40, annular clip-ring 41, air bag 42, wearing plate 43, rubber metal pad 44, mounting seat 45 and circular bottom plate 46.Cover plate 40 is provided with the enterprising QI KOU 47 raised up, the outer wall of enterprising QI KOU 47 is taper type, it is provided with twice the first O-ring seals 48 on the outer surface, twice the first O-ring seals 48 realizes being tightly connected between car body air spring mounting seat, it is ensured that the compressed air in air bag 42 does not leaks.

Mounting seat 45 is the integral structural member of metal, have the lower air inlet 69 of up/down perforation in the centre of mounting seat 45, lower air inlet 69 is the most cylindrical, only forms throat structure at top, this structure is conducive to carrying the vertical active force of rubber metal pad 44, increases the sulfuration area of rubber simultaneously.Twice the second O-ring seals 49 it is provided with on the outer wall of mounting seat 45 the latter half, mounting seat 45 the latter half is stretched in the air spring mounting seat (not shown) of framework, twice the second O-ring seals 49 realizes being tightly connected between framework auxiliary chamber, it is ensured that the compressed air in auxiliary chamber and air bag 42 does not leaks.

Circular bottom plate 46 is sleeved on the outside of mounting seat 45, circular bottom plate 46 is fixed by screws in mounting seat 45, the diameter of circular bottom plate 46 is more than the maximum gauge bottom mounting seat 45 top half, with the contact area being significantly increased between framework, the phenomenon avoiding framework stress to concentrate occurs, it is ensured that the integral rigidity of framework and bearing capacity.

The speed of service due to administrative region of a city cable release passenger vehicle is much larger than the speed of service of subway, and the comfortableness of carriage is required the highest by it, and in the present embodiment, air bag 42 preferably employs the rubber pneumatic bag that maximum gauge is 540mm.Using the tapered air spring that vertical stiffness is little, effective diameter is bigger, greatly improve the comfortableness of vehicle, alleviate the parts such as bracing wire for hands installs the space saved.

The bottom of air spring 4 and the inner space of curb girder 1, utilize curb girder 1 as the auxiliary chamber of air spring 4, for increasing gas chamber volume, effectively reduce the rigidity of air spring 4 and improve its damping, improve effectiveness in vibration suppression, owing to curb girder 1 uses heavy in section body structure, also further increase the volume of auxiliary chamber.

As depicted in figs. 1 and 2, each air spring 4 connects a height adjuster, two height adjusters are symmetricly set on the both sides of curb girder 1, height adjuster includes that big flow automatic height adjusts valve 50 and adjusting lever 51, automatic height adjusts valve 50 and is serially connected between wind regime with air spring 4 on the pipeline being connected, and adjusting lever 51 adjusts valve 50 with automatic height and is connected.When vehicle actual motion, along with the change of deadlight load, automatic height adjustment valve 50 air feed is still by the outside air draft of air spring 4 in air spring 4 to control wind regime, constant with the height maintaining air spring 4.In the present embodiment, select big flow automatic height to adjust valve 50, the inflationtime of air spring 4 can be shortened, make air spring 4 can inflate rapidly the requirement reaching height and pressure, meet the demand of big handling capacity of passengers.By using curb girder 1 as auxiliary chamber and to use big flow automatic height to adjust valve 50, make the air-filled time of air spring 4 can be reduced to 36s, it is ensured that after bus stoppage time reduces, also can fill wind in time.

In the present embodiment, it is additionally provided with torsion bar mechanism for preventing side rolling of train carriage 52, torsion bar mechanism for preventing side rolling of train carriage 52 is by torque arm 53, torsion bar 54 forms, whole crossbeam 2 is also run through in the inside of torsion bar 54 crossbeam 2 installed therein, save bogie space, in the port at crossbeam 2 two ends, torque arm 53 is set, it is provided with one in the port of crossbeam 2 and supports seat 55, support seat 55 to be bolted on the bolt block on crossbeam 2 port side, torsion bar 54 is through supporting seat 55 with torque arm 53 by bonded, it is beneficial to installation and removal, torque arm 53 rotates with torsion bar 54 for the center of circle, the other end of torque arm 53 connects connecting rod 57 by bulb joint bearing 56, the rotation of torque arm 53 can make connecting rod 57 vertically run, the top of connecting rod 57 is connected by bolt is fixing with the bottom of car body.Torque arm 53 uses pin bevel-type to install, and not only makes compact conformation save space, is provided simultaneously with bigger torsion angle and deflection angle.The use of torsion bar mechanism for preventing side rolling of train carriage 52 reduces softness factor, improve anti-side rolling rigidity simultaneously, and owing to torque arm 53 is arranged on the outside of curb girder 1, between the torque arm 53 of both sides, horizontal span is relatively big, and in the case of identical reaction torque, the amplitude that car body rocks is relatively small, be conducive to improving the comfort level of vehicle ride, greatly ensure that minimum by curve performance, and by optimizing the rigidity of anti-side rolling torsion rod, improve the anti-side rolling rigidity of vehicle.

Be respectively arranged with an anti-hunting damper holder 59 in the outside of two curb girders 1, two anti-hunting damper holder 59 are symmetrical arranged.One end of anti-hunting damper holder 59 is fixedly connected with the vehicle body by the first damper base 60, and the other end is connected by the second damper base 61 is fixing with the curb girder 1 of framework.Anti-snakelike vibroshock 59 uses double flow direction structure, reduce the vibroshock working time, use airbag structure simultaneously, oil mass is compensated, and sealing effectiveness is good, the most directionless requirement is installed, increase anti-hunting damper holder 59 and improve critical velocity, damping force value is bigger under the low speed, relatively transverse and the yawing between car body, between car body and framework can be suppressed, it is to avoid serpentine locomotion, it is ensured that vehicle stability can requirement, improve dynamic performance and the comfortableness of vehicle, it is ensured that the safety of vehicle.

Brake rigging uses four disc brakes, and corresponding each wheel arranges one, and four disc brakes 62 are fixedly mounted on the interior coxostermum 7 of corresponding curb girder 1.

As it is shown in figure 1, disc brake 62 includes brake disc, braking flap seat 67 and brake clamp 68, wherein, it is fixed with a braking flap seat 67 at the two ends of every curb girder 1, each braking flap seat 67 is installed a brake clamp 68.In the present embodiment, each braking flap seat 67 is all fixedly mounted on curb girder 1, decreases the bearing strength of crossbeam 2, and makes bogie internal structure more reasonable, compact conformation.Being provided with brake disc on wheel, in the present embodiment, use the brake disc of big abrasion loss, the abrasion loss of brake disc is all at more than 5mm, with the requirement meeting big handling capacity of passengers, rise soon soon stop.The brake lining of disc brake 62 uses fixed, to reduce cost.

As shown in Figure 9 and Figure 10, brake clamp 68 uses the mode of three-point suspension to be fixedly mounted on curb girder 1, can be substantially improved, relative to 2 suspending ways of the prior art, the stability that brake clamp 68 is installed, also achieve the production domesticization of parts simultaneously, reduce cost.Braking flap seat 67 can only install brake clamp 68, the present embodiment, the most preferably the tread sweeping mounting seat 71 being used for installing tread sweeping device (failing in figure to illustrate) is integrated in braking flap seat 67, will tread sweeping device and brake clamp 68 install concentratedly on the structural member of an one, bogie structure is not only made more to simplify and compact, save installing space, reduce cost, significantly alleviate bogie gross weight, meet light-weighted requirement, at the same time it can also be reduce welding, it is to avoid produce welding deformation and increase welding stress.This bogie is installed tread sweeping device, the viscous resistance of wheel track can be improved, it is possible to eliminate the polygon problem of vehicle to a certain extent, the defect that scuffing etc. causes can be made up simultaneously.

Concrete structure is, braking flap seat 67 includes the first shaped piece the 72, second shaped piece the 73, first bent plate 74 and the second bent plate 75.Wherein, the forging that first shaped piece 72 and the second shaped piece 73 are formed in one, first shaped piece 72 is made up of integrated first perpendicular plate 72a and the first horizontal plate 72b, the rearward end of the first horizontal plate 72b is connected with the lower surface of the first perpendicular plate 72a leading section, and the first horizontal plate 72b stretches out backward infolding bending;Second shaped piece 73 is made up of integrated second perpendicular plate 73a and the second horizontal plate 73b equally, the rearward end of the second horizontal plate 73b is connected with the lower surface of the second perpendicular plate 73a leading section, second horizontal plate 73b stretches out backward infolding bending, and the wrap direction of the first horizontal plate 72b and the second horizontal plate 73b is relative.

Arranging the first bent plate 74 between the first perpendicular plate 72a and the second perpendicular plate 73a, the two ends of the first bent plate 74 are respectively welded on the side surface being fixed on the first perpendicular plate 72a and the second perpendicular plate 73a.Second bent plate 75 is set between the first perpendicular plate 72a and curb girder 1, the web 7 of the inner side of curb girder 1 has through hole, the external diameter of the second bent plate 75 is essentially identical with the diameter of through hole, one end of second bent plate 75 is welded and fixed through the web 7 of through hole with the outside of curb girder 1, and the reinforcement 77 of a U-shaped is installed again, to strengthen the fixing intensity between the second bent plate 75 and curb girder 1 and the bearing capacity of the second bent plate 75 further at weld.In order to improve overall construction intensity and the bearing capacity of the second bent plate 75 further, the web 7 in outside can also slightly be stretched out in the end of the second bent plate 75, and be welded and fixed with the outer surface of web 7, outer surface is installed the reinforcement (not shown) of a U-shaped too.The other end of the second bent plate 75 is weldingly fixed on the side surface of the first perpendicular plate 72a.

After welding, ensure that the first horizontal plate 72b and the second horizontal plate 73b is oppositely arranged and on same horizontal plane, form tread sweeping mounting seat 71, first horizontal plate 72b and the second horizontal plate 73b is provided with screw hole 78, and tread sweeping device is bolted on the first horizontal plate 72b and the second horizontal plate 73b.

At the first horizontal plate 72b and the rear portion of the second horizontal plate 73b, the position being i.e. connected with the first perpendicular plate 72a and the second perpendicular plate 73a, formed owing to the first horizontal plate 72b and the second horizontal plate 73b is inside bending, so there is space in junction, for avoiding the structure of brake clamp 68.Being also respectively provided with a hanging hole 79 on the first horizontal plate 72b and the second horizontal plate 73b, two hanging holes 79 are fixed with a clamp point in brake clamp 68 and are connected, as the first sling point in brake clamp three-point suspension.

Second perpendicular plate 73a of the second shaped piece 73 also hangs hole 80 integrally formed with another, hanging hole 80 is set up separately in the both sides of the first bent plate 74 with hanging hole 79, it is connected, as the second sling point in brake clamp three-point suspension for fixing with another clamp point in brake clamp 68.

On the web 7 of the inner side of curb girder 1, the position in corresponding hanging hole 80, it is also equipped with a brake plate support flap seat 81, the web 7 of the inner side of curb girder 1 is fixed with a fixing seat 82, fixing seat 82 is in inverted L-shaped, L-shaped is fixed the long limit of seat 82 and is welded and fixed with web 7, and the end face of minor face is provided with two screw holes, for fixing brake plate support flap seat 81 by screw.Brake plate support flap seat 81 is U-shaped structure, and side is smooth sidewall, and L-shaped is fixed the minor face of seat 82 and inserted in U-shaped structure, then connects by screw 76 is fixing, improves fixing intensity and bearing capacity, can also reduce welding stress simultaneously.The bottom of brake plate support flap seat 81 is provided with hanging hole 83, and hanging hole 83 is connected, as the 3rd sling point in brake clamp three-point suspension for fixing with the 3rd clamp point in brake clamp 68.In the present embodiment, the 3rd sling point is directly anchored on curb girder 1, and another two sling point is arranged on braking flap seat 67, and three sling point scattering devices can improve the bearing capacity of sling point, it is ensured that the stability that brake clamp 68 is installed further.

As shown in Figure 10, braking flap seat 67 also includes a cover plate 84, cover plate 84 can be separately provided, and be welded and fixed with curb girder 1, the present embodiment is the most preferred, the upper cover plate 5 of curb girder 1 is stretched out formation cover plate 84, the structure that the upper cover plate 5 of cover plate 84 and curb girder 1 is integrated in the position of braking flap seat 67 to the direction of braking flap seat 67, improves bulk strength and the bearing capacity of braking flap seat 67.Cover plate 84 is welded and fixed after the upper surface overlap joint of first bent plate the 74, second bent plate the 75, first shaped piece 72 and the second shaped piece 73 again, making braking flap seat 67 form a bottom surface is the box structure of arc, arch section can improve the bearing capacity of whole braking flap seat 67, make stress distribution uniform, box structure is welded by two parts simultaneously, solder side can be reduced, it is to avoid produce welding stress, improve bulk strength and the bearing capacity of braking flap seat 67 further.In the present embodiment, the diameter of the second bent plate 75 increases more than the diameter of the first bent plate 74, the bent plate diameter that i.e. stress point is remote, to improve the entirety of braking flap seat 67 by force intensity.

This bogie overall structure is the compactest, through substantial amounts of analytical calculation, the parameter couplings such as reasonably optimizing curb girder, crossbeam, gear box ratio, brake disc, drastically increase overall construction intensity and the rigidity of framework, improve its bearing capacity, also drastically increase vehicle traveling comfort and comfortableness simultaneously, improve dynamic performance and the comfortableness of vehicle, the more preferable change that must adapt to load on longitudinal and vertical direction of bogie and loading, meet the requirement of " big handling capacity of passengers, rise soon soon stop, quick boarding ".

As it has been described above, combine the plan content given by accompanying drawing, similar technical scheme can be derived.In every case it is the content without departing from technical solutions of the utility model, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all still fall within the range of technical solutions of the utility model.

Claims (10)

1. without a bolster administrative region of a city cable release rail vehicle truck, including framework, axle system, traction drive system, Primary spring, secondary suspension system and brake rigging, described framework is vertical by curb girder, crossbeam and auxiliary The H type structure of beam composition, described traction drive system includes gear-box, traction electric machine and central traction apparatus, and it is special Levying and be: described curb girder and false longeron are box structure, described crossbeam is seamless steel pipe, at described curb girder extremely Few one end fixedly mounts a horizontal beam, and the two ends of horizontal beam are fixed on described curb girder by horizontal beam mounting seat respectively, On described horizontal beam, integrated installation has transponder antenna, troubleshooting plate and wheel flange lubricator, described central traction apparatus Including the double drawing pull bar of towing pin, draw beam and zigzag, at least 10 bolts and car are passed through in the top of described towing pin Body is fixing to be connected, and secondary suspension system includes two air springs, two anti-snakelike vibroshocks and anti-side rolling torsion rod, Two air springs are separately fixed on two described curb girders, and each described air spring connects a height adjuster, Two anti-snakelike vibroshocks are symmetricly set on the both sides of two described curb girders, and described brake rigging uses four wheels Dish brake unit, four disc brakes are fixedly mounted on the described curb girder of correspondence.
It is the most according to claim 1 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described curb girder is welded by the web splice of upper cover plate, lower cover and both sides, and the section width of described curb girder is preferred For 170-180mm, in fact it is highly preferred that for 300-310mm, the thickness >=12mm of described upper cover plate, the thickness of described lower cover Degree >=12mm, the thickness >=12mm of described web.
It is the most according to claim 1 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described horizontal beam mounting seat includes orthogonal supporting plate and base plate, is vertically fixed between described supporting plate and base plate A few riser, at a described riser cover plate fixed above, the two ends up and down of described cover plate respectively with base plate and supporting plate Fixing, the end of described horizontal beam is fixed on described riser, and described base plate is by the end of multiple bolts with curb girder Fixing, there is the boss structure protruded to base plate direction in the end of described curb girder, correspondingly at the described base plate back side Having the shoulder ride structure protruded to curb girder direction, after installation, the shoulder ride structure of described base plate is overlapped on the convex of described curb girder In platform structure.
It is the most according to claim 3 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Fix one piece of installing plate in the end of described curb girder, described boss structure processes with described installing plate all-in-one, Described installing plate is bending structure the end being fixed on curb girder.
It is the most according to claim 1 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described draw beam is protruding with draw beam backstop, and draw beam backstop convexly, has two water protruded up and down Average.
It is the most according to claim 1 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described disc brake includes brake disc, braking flap seat and brake clamp, and described braking flap seat is fixed on curb girder, Brake clamp is fixed on braking flap seat and curb girder by three sling points.
It is the most according to claim 6 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described braking flap seat is provided with two sling points, described curb girder installs a brake plate support also by fixing seat Flap seat, is provided with the 3rd sling point on described brake plate support flap seat.
It is the most according to claim 7 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described braking flap seat includes that the first shaped piece, the second shaped piece, the first bent plate and the second bent plate, the first bent plate are installed Between the first shaped piece and the second shaped piece, the second bent plate is arranged between the first shaped piece and curb girder, described First shaped piece is the integrated forging being made up of the first perpendicular plate and the first horizontal plate, and the second shaped piece is served as reasons Second perpendicular plate and the integrated forging of the second horizontal plate composition, after the first horizontal plate and the second horizontal plate stretch out Opposed, inwardly directed bending, arranges the first sling point at the first horizontal plate and the second horizontal plate, at described second shaped piece The second sling point it is provided with on second perpendicular plate.
It is the most according to claim 8 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: The tread sweeping mounting seat for installing tread sweeping device, described first horizontal plate it is integrated with on described braking flap seat With the second horizontal plate relative to forming described tread sweeping mounting seat after bending.
It is the most according to claim 8 a kind of without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that: Described braking flap seat also includes a cover plate, and described cover plate is stretched out by the upper cover plate of curb girder formed to braking flap seat direction, Weld again after the upper surface overlap joint of described cover plate and the first bent plate, the second bent plate, the first shaped piece and the second shaped piece Fixing, it is the box structure of arc that described braking flap seat forms a bottom surface.
CN201620191237.7U 2016-03-12 2016-03-12 No fast line track vehicle bogie in truck bloster municipality territory CN205652137U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105774834A (en) * 2016-03-12 2016-07-20 中车青岛四方机车车辆股份有限公司 Swing-bolster-free city express railway vehicle bogie
CN107512284A (en) * 2017-07-14 2017-12-26 中车青岛四方机车车辆股份有限公司 Draw-gear, bogie and vehicle
CN107685744A (en) * 2017-07-14 2018-02-13 中车青岛四方机车车辆股份有限公司 Draw-gear, bogie and vehicle
CN109229128A (en) * 2018-09-12 2019-01-18 中车南京浦镇车辆有限公司 A kind of bogie and railcar
CN109591841A (en) * 2018-11-23 2019-04-09 中车唐山机车车辆有限公司 Municipal rail train bogie

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105774834A (en) * 2016-03-12 2016-07-20 中车青岛四方机车车辆股份有限公司 Swing-bolster-free city express railway vehicle bogie
CN107512284A (en) * 2017-07-14 2017-12-26 中车青岛四方机车车辆股份有限公司 Draw-gear, bogie and vehicle
CN107685744A (en) * 2017-07-14 2018-02-13 中车青岛四方机车车辆股份有限公司 Draw-gear, bogie and vehicle
CN109229128A (en) * 2018-09-12 2019-01-18 中车南京浦镇车辆有限公司 A kind of bogie and railcar
CN109229128B (en) * 2018-09-12 2019-11-08 中车南京浦镇车辆有限公司 A kind of bogie and railcar
CN109591841A (en) * 2018-11-23 2019-04-09 中车唐山机车车辆有限公司 Municipal rail train bogie

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