CN105774834B - One kind is without bolster administrative region of a city cable release rail vehicle truck - Google Patents

One kind is without bolster administrative region of a city cable release rail vehicle truck Download PDF

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Publication number
CN105774834B
CN105774834B CN201610140813.XA CN201610140813A CN105774834B CN 105774834 B CN105774834 B CN 105774834B CN 201610140813 A CN201610140813 A CN 201610140813A CN 105774834 B CN105774834 B CN 105774834B
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China
Prior art keywords
plate
curb girder
fixed
flap seat
shaped piece
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CN201610140813.XA
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CN105774834A (en
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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CRRC Qingdao Sifang Co Ltd
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CRRC Qingdao Sifang Co Ltd
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Priority to CN201610140813.XA priority Critical patent/CN105774834B/en
Publication of CN105774834A publication Critical patent/CN105774834A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61FRAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61FRAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/50Other details
    • B61F5/52Bogie frames

Abstract

The present invention relates to one kind 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, curb girder and false longeron in framework are box structure, crossbeam is seamless steel pipe, a horizontal beam is fixedly mounted at least one end of curb girder, the central traction apparatus of traction drive system includes towing pin, draw beam and the double drawing pull bars of zigzag, the top of towing pin is fixedly connected with the vehicle body by least ten bolt, secondary suspension system includes two air springs, two resist snakelike damper and anti-side rolling torsion rod, brake rigging uses four disc brakes, four disc brakes are fixedly mounted on corresponding curb girder.The present invention makes bogie structure compact by integrally-built optimization, have the characteristics that the speed of service soon, lightweight, operate steadily it is safe.

Description

One kind is without bolster administrative region of a city cable release rail vehicle truck
Technical field
The present invention relates to a kind of rail vehicle, more particularly to one kind belongs to without bolster administrative region of a city cable release rail vehicle truck Rail vehicle manufacturing technology field.
Background technology
Currently, each big city in China will quickly propel during quickly propelling City Rail Transit System and building The sight of downtown area Rail traffic network construction is extended to the planning construction of whole city domain Rail Transit System, and as Promote Urban Reasonable planning, promote city balanced development and the important ring built, for this with handling capacity of passengers is big, quick boarding, The administrative region of a city cable release rail vehicle for the features such as soon rising and stop soon is rapidly developed.Meeting that " big handling capacity of passengers, rise soon soon stop, quickly multiply How the technical requirements of drop ", further improve the speed of service, the riding comfort of administrative region of a city cable release rail vehicle, meets that administrative region of a city is transported Battalion's demand, is one of major subjects of present administrative region of a city cable release rail vehicle research and development.Wherein, bogie is the traveling of rail vehicle Portion, is one of critical piece of rail vehicle, bogie is by framework, one, secondary suspension device, braking system, trailer system etc. Composition, how by the overall structure to bogie and each parameter progress reasonably optimizing, and then improves the overall performance of bogie It is main research and development problem.
The content of the invention
Present invention is primarily aimed at solve the above problems and deficiency, there is provided a kind of optimized integral structure, can significantly carry High bogie overall structure performance without bolster administrative region of a city cable release rail vehicle truck.
To achieve the above object, the technical scheme is that:
One kind is without bolster administrative region of a city cable release rail vehicle truck, including framework, axle system, traction drive system, a system Suspension, secondary suspension system and brake rigging, the framework are the H-type being made of curb girder, crossbeam and false longeron Structure, the traction drive system include gear-box, traction electric machine and central traction apparatus, and the curb girder and false longeron are case Shape structure, the crossbeam are seamless steel pipe, and a horizontal beam, the both ends point of horizontal beam are fixedly mounted at least one end of the curb girder It is not fixed on by horizontal beam mounting base on the curb girder, integrated installation has transponder antenna, troubleshooting plate on the horizontal beam And wheel flange lubricator, the central traction apparatus include the double drawing pull bars of towing pin, draw beam and zigzag, the towing pin Top is fixedly connected with the vehicle body by least ten bolt, and secondary suspension system resists snakelike subtract including two air springs, two Shake device and anti-side rolling torsion rod, and two air springs are separately fixed on two curb girders, each air spring connection one Height adjuster, two resist the both sides that snakelike damper is symmetricly set on two curb girders, and the brake rigging is adopted With four disc brakes, four disc brakes are fixedly mounted on the corresponding curb girder.
Further, the curb girder is welded by upper cover plate, lower cover and the web splice of both sides, the section of the curb girder Width is preferably 170-180mm, in fact it is highly preferred that and it is 300-310mm, thickness >=12mm of the upper cover plate, the thickness of the lower cover Degree >=12mm, thickness >=12mm of the web.
Further, the horizontal beam mounting base includes orthogonal supporting plate and bottom plate, between the supporting plate and bottom plate Vertically fix at least one riser, fix a cover board above the riser, the upper and lower ends of the cover board respectively with bottom plate and Supporting plate is fixed, and the end of the horizontal beam is fixed on the riser, and the bottom plate is consolidated by the end of multiple bolts and curb girder It is fixed, there is the boss structure protruded to bottom plate direction in the end of the curb girder, correspondingly have at the bottom plate back side to side The shoulder ride structure of beam direction protrusion, the shoulder ride structure of the bottom plate is overlapped on the boss structure of the curb girder after installation.
Further, one piece of installing plate, the boss structure and the installing plate all-in-one machine are fixed in the end of the curb girder It is process, the installing plate is in bending structure and is fixed on the end of curb girder.
Further, the draw beam is protruding with draw beam backstop, and draw beam backstop is convex, has protrusion up and down Two horizontal planes.
Further, the disc brake includes brake disc, braking flap seat and brake clamp, and the braking flap seat is fixed On curb girder, brake clamp is fixed on braking flap seat and curb girder by three sling points.
Further, two sling points are provided with the braking flap seat, are also installed on the curb girder by fixed seat One brake plate support flap seat, the 3rd sling point is provided with the brake plate support flap seat.
Further, the braking flap seat includes the first shaped piece, the second shaped piece, the first bent plate and the second bent plate, and first Bent plate is installed between the first shaped piece and the second shaped piece, and the second bent plate is installed between the first shaped piece and curb girder, in institute It is the integrally formed forging being made of the first vertical panel and first level plate to state the first shaped piece, and the second shaped piece is by second Opposed, inwardly directed folding after the integrally formed forging of vertical panel and the second level board composition, first level plate and the second level board stretch out It is curved, the first sling point is set in first level plate and the second level board, is set on the second vertical panel of second shaped piece There is the second sling point.
Further, the tread sweeping mounting base for installing tread sweeping device is integrated with the braking flap seat, it is described First level plate and the second level board are with respect to forming the tread sweeping mounting base after bending.
Further, the braking flap seat further includes a cover board, and the cover board is from the upper cover plate of curb girder to braking flap seat side Formed to stretching out, the cover board and the first bent plate, the second bent plate, the upper surface of the first shaped piece and the second shaped piece overlap after again It is welded and fixed, the braking flap seat forms the box structure that a bottom surface is arc
To sum up content, it is of the present invention a kind of without bolster administrative region of a city cable release rail vehicle truck, compared with prior art, Have the following advantages that:
(1) by integrally-built optimization, make bogie structure simple and compact, have the speed of service it is fast, it is light-weight, use Long lifespan, operate steadily the characteristics of safe, meets the service requirement of intercity 140 kilometers of motor-car speed per hour, 17t axis is important to be asked, at the same time Also big handling capacity of passengers is met, rises soon soon stops, the requirement of quick boarding.
(2) coordinated between horizontal beam mounting base upper end and curb girder using " shoulder ride ", ensure that even in abnormal severe circuit Under operating mode, or in the case of the increasing of horizontal beam weight, also installation bolt can be made to avoid being cut, prevent unexpected generation, be greatly improved Horizontal beam installation strength, increases safety coefficient.
(3) structure of draw beam backstop is convex, has two horizontal planes protruded up and down, is on the one hand easy to add Work, on the other hand can significantly strengthen the intensity of draw beam backstop, while also can play vehicle with the vertical counter stopper of crossbeam The effect of lifting.
(4) the braking flap seat in the bogie is fixed on the curb girder of framework, and brake clamp is by the way of three-point suspension On braking flap seat, meanwhile, the mounting base for installing tread sweeping device may alternatively be integrated within braking flap seat, not only make Bogie overall structure is more simplified and compact, saves installation space, and topology layout is more reasonable.Brake clip can also be substantially improved The mounting stability of pincers, improves the stress intensity of brake clamp.
Brief description of the drawings
Fig. 1 is bogie structure schematic diagram of the present invention;
Fig. 2 is the bottom view of Fig. 1;
Fig. 3 is central traction apparatus structure diagram of the present invention;
Fig. 4 is draw beam composition structure diagram of the present invention;
Fig. 5 is draw beam structure diagram of the present invention;
Fig. 6 is horizontal beam composition structure diagram of the present invention;
Fig. 7 is the lateral view of Fig. 6;
Fig. 8 is air spring constructions schematic diagram of the present invention;
Fig. 9 is brake hanging holder structure cut-away view of the present invention;
Figure 10 is present invention braking flap seat and the partial enlarged view of curb girder installation.
As 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 base 11, troubleshooting plate mounting base 12, antenna mounting seat 13, support Plate 14, seat board 15, cover board 16, riser 17, bolt 18, oscillating bearing 19, axle 20, takes turns 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, traction Pin 30, draws 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 board 40, annular clip-ring 41, air bag 42, wearing plate 43, rubber metal pad 44, mounting base 45, circular bottom plate 46, Air inlet 47, the first O-ring seals 48, the second O-ring seals 49, automatic height adjustment valve 50, adjusts bar 51, anti-side rolling torsion rod Device 52, torque arm 53, torsion bar 54, support base 55, oscillating bearing 56, connecting rod 57, lateral damper 58, anti-hunting damper holder 59, the first damper base 60, the second damper base 61, disc brake 62, installing plate 63, horizontal backstop 64, shoulder ride structure 65, boss structure 66, brakes flap seat 67, brake clamp 68, lower air inlet 69, bolt 70, tread sweeping mounting base 71, first is different Shape part 72, the first vertical panel 72a, first level plate 72b, the second shaped piece 73, the second vertical panel 73a, the second level board 73b, First bent plate 74, the second bent plate 75, screw 76, reinforcer 77, screw hole 78, hanging hole 79, hanging hole 80, brake plate support flap seat 81, fixed seat 82, hanging hole 83, cover board 84.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, it is a kind of without bolster administrative region of a city cable release rail vehicle truck, including framework, axle system, lead Draw drive system, primary spring, secondary suspension system and brake rigging.
Framework includes two curb girders, 1, two crossbeam 2 and two false longerons 3, two crossbeams 2 are arranged in parallel in two sides Between beam 1, two false longerons 3 are arranged in parallel between two crossbeams 2, curb girder 1, crossbeam 2 and 3 integral solder of false longeron into The frame construction of one H-shaped, primary spring, secondary suspension system, axle system, traction drive system, foundation brake dress Put on the framework for being fixedly arranged at the H-shaped.Framework can integrally ensure the stability of whole framework in H-type structure.
To recessed, recessed curb girder 1 is that air spring 4 carries for each curb girder 1 generally U-shaped structure, the i.e. interlude of curb girder 1 For installation space, beneficial to the height for reducing whole bogie, height of the floor away from rail level ensure that.Curb girder 1 uses box-shaped knot Structure, is welded, the web 7 of upper cover plate 5, lower cover 6 and both sides is equal by the splicing of web 7 of upper cover plate 5, lower cover 6 and both sides Using SMA490BW steel plates, wherein, thickness >=12mm of upper cover plate 5, thickness >=12mm of lower cover 6, the thickness of web 7 >= 12mm, the section width of curb girder 1 is preferably 170-180mm, in fact it is highly preferred that is 300-310mm, wherein optimum value selected as width 176mm, height 305mm, the thickness of upper cover plate 5, lower cover 6 and web 7 is 12mm.In the present embodiment, by optimizing curb girder 1 The thickness of profile height, width and plate, is ensureing the bending resistant section coefficient and bending strength of curb girder 1, is ensureing the vertical of curb girder 1 Bearing capacity, meets that 17t axis is important and significantly mitigates while asking the gross weight of curb girder 1, and the lightweight for improving vehicle is horizontal.
In the present embodiment, crossbeam 2 uses seamless steel pipe, and the both ends of crossbeam 2 are through curb girder 1 and in the inside and outside flank of curb girder 1 It is welded and fixed on plate 7, the diameter of crossbeam 2 is preferably 205mm, and the wall thickness of crossbeam 2 is preferably 13mm.The both ends weldering of false longeron 3 Connect and be fixed on crossbeam 2, false longeron 3 also uses hollow box structure, and the bonding area between increase and crossbeam 2, makes weldering Power reduction is scooped out, improves the integrated carrying ability of crossbeam 2 and false longeron 3.Curb girder 1 and false longeron 3 use box structure, Crossbeam 2 uses seamless steel pipe, while integrated carrying ability, bending strength is ensured, also greatly reduces the gross weight of framework Amount.
The present embodiment, is optimized the overall structure parameter of framework, reduces and avoid the appearance of high-stress area, greatly Width improves the integrally-built strength and stiffness of framework, and overall anti-fatigue performance, bending strength and the torsional strength of framework all obtain To larger raising, the stress level of integral frame is set to control in the permitted scope of intensity, bearing capacity greatly reinforces, at the same time Also vehicle traveling comfort and comfort are drastically increased, meets the operation of 140 kilometers of administrative region of a city cable release rail vehicle speed per hour It is required that while meet that 17t axis is important and ask.
As depicted in figs. 1 and 2, one horizontal beam 8 is installed in the end of correspondence one end of two curb girders 1, can also be in side Two ends of beam 1 are respectively mounted horizontal beam 8.It is used to transponder antenna 9, troubleshooting plate 10, wheel flange lubricator etc. are installed on horizontal beam 8 Accessory device, rationally to utilize the space of bogie front end.As shown in Figure 6 and Figure 7, the both ends of horizontal beam 8 pass through one respectively Horizontal beam mounting base 11 is fixedly connected with the end of two curb girders 1.Horizontal beam 8 preferably uses gapless stainless steel tube structure, is protecting It can significantly mitigate weight on the premise of card bearing strength.Two troubleshooting plate mounting bases 12, two troubleshootings are fixed with horizontal beam 8 Plate mounting base 12 is symmetrical set, and two troubleshooting plates 10 are separately mounted in two troubleshooting plate mounting bases 12, troubleshooting plate 10 The distance of distance from bottom rail level is defined distance, and rail level is neither worn in guarantee, and can remove the debris such as the stone on light face. 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 base 11 is left and right two pieces, and two horizontal beam mounting bases 11 are indulged with bogie It is symmetrical arranged to median plane, is respectively and fixedly installed to the end of two curb girders 1, makes the installation and removal of horizontal beam mounting base 11 non- It is often convenient, beneficial to regular maintenance.
The structure of two horizontal beam mounting bases 11 is identical, for by supporting plate 14, seat board 15, cover board 16 and at least one piece of riser The box structure that 17 groups of welderings form.15 vertical welding of seat board is fixed on supporting plate 14, and riser 17 hangs down with supporting plate 14 and seat board 15 Straight to set, two side is fixedly connected on supporting plate 14 and seat board 15 by welding, and riser 17 can be as needed Two are set, ensures structural strength, two risers 17 are installed in parallel on supporting plate 14 and seat board 15.Cover board 16 uses steel plate bending Structure, the shape and the shape of 17 top edge of riser of its bending match, the lower surface of cover board 16 be weldingly fixed on two it is vertical The top edge of plate 17, the upper and lower ends of cover board 16 are welded and fixed with seat board 15 and supporting plate 14 respectively again.Supporting plate 14, seat board 15, lid Common group of structure for being welded into a box-shaped of plate 16 and two risers 17, the overall structure for the beam mounting base 11 that can improve the standard are strong Degree, makes 11 structure of horizontal beam mounting base more reliable and more stable.Two slotted holes are provided with supporting plate 14, for consolidating by bolt Dingan County fills wheel flange lubricator.
As shown in fig. 7, one piece of installing plate 63 is fixedly mounted in the end of curb girder 1, installing plate 63 is substantially in the bending of inverted L-shaped It is bolted or is welded and fixed between structure, and the end of curb girder 1, seat board 15 is fixedly mounted on side by four bolts 18 On the installing plate 63 of 1 end of beam, to be easy for installation and removal, beneficial to regular maintenance, four bolts 18 are symmetrically distributed in two and stand The both sides of plate 17, the locking iron wire for preventing bolt 18 from loosening is also equipped with two bolts 18 of every side, is ensured in car Operation when will not come off because of the vibration of vehicle.
There is the shoulder ride structure 65 protruded to 1 direction of curb girder at the top at 15 back side of seat board, correspondingly in installing plate 63 Sidepiece has the boss structure 66 protruded to 15 direction of seat board, and the shoulder ride structure 65 of installation back seat plate 15 is overlapped on installing plate 63 On boss structure 66.And in order to ensure installation strength, shoulder ride structure 65 is used with seat board 15 and is integrally machined into, boss knot Structure 66 is also used with installing plate 63 and is integrally machined into.
By using " shoulder ride " to coordinate between 11 upper end of horizontal beam mounting base and curb girder 1, ensure that even in abnormal severe Under circuit operating mode, or in the case of the increasing of 8 weight of horizontal beam, also installation bolt 18 can be made to avoid being cut, prevent unexpected generation, pole Horizontal beam installation strength is improved greatly, increases safety coefficient.
As shown in fig. 7, in the present embodiment, a mounting hole, the both ends of horizontal beam 8 are respectively arranged with two risers 17 It is installed on by oscillating bearing 19 in the mounting hole of horizontal beam mounting base 11.Pass through between horizontal beam 8 and horizontal beam mounting base 11 Oscillating bearing 19 realizes elastic connection, plays the role of preferably buffering and vibration damping, the vibration for reducing bogie and passes through horizontal beam Mounting base 11 is delivered on horizontal beam 8, and when vehicle high-speed runs and vibrates, horizontal beam 8 is in oscillating bearing 19 Under effect, it can preferably bear radially, axially to significantly improve the dynamic performance of vehicle with all directions load such as vertical, Stability when vehicle operation can be better achieved in performance, improves vehicle traveling comfort and comfort, also at the same time The service life of horizontal beam 8 is increased, ensures that vehicle safety is reliably run.
As depicted in figs. 1 and 2, axle system include axle 20 and installed in axle both ends wheel to 21, wherein, axle 20 Using solid axle, take turns and grind steel wheel using overall to 21, and using the larger LM treads of Equivalent conicity.Primary spring bag Axle box 22, steel coil spring 23 and vertical damper 24 are included, axle box 22 uses pivoted arm axle box, is fixedly mounted on the two of axle 20 End, one end of axle box 22 is fixedly connected by elastic panel nodes 25 with framework, the other end of axle box 22 by vertical damper 24 and Curb girder 1 is fixedly connected, and steel coil spring 23 is installed between axle box 22 and curb girder 1, and steel coil spring 23 is installed on the top of axle box 22, steel Coil spring 23 is connected with the spring strut being made of curb girder 1, and single stage suspension can avoid vertical load excessive using steel coil spring 23, 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 set in gear-box 28 is fitted on axle 20, and the quantity of gear-box 28 and traction electric machine 27 is two, is in pair respectively Linea angulata is arranged in a crossed manner on two crossbeams 2, and traction electric machine 27 is fixed on corresponding crossbeam 2 by motor mount 29, to protect The moving equilibrium of two groups of axle systems is demonstrate,proved, while improves the stability of motor car bogie.In order to meet 140 kilometers of speed per hour, axis The administrative region of a city cable release vehicle of weight 17t in the present embodiment, analyzes, gear-box the high requirement that opens soon soon stop by substantial amounts of calculate 28 gearratio is preferably greater than 4, its optimum value is preferably 4.94., will to be applicable in gauge since 28 gearratio of gear-box increases Ask, using cast iron gear case, cost can be greatly reduced.
As shown in Fig. 3, Fig. 4 and Fig. 5, central traction apparatus 26 divides for towing pin composition, draw beam composition and drawing pull bar Form three parts.Wherein, towing pin 30 is welded for section variable box body, ensure that enough strength and stiffness, towing pin 30 top is fixedly connected with the vehicle body by 10 or 12 bolts 70, increase bonding strength while reduce single bolt by Range degree, avoids the stress concentration phenomenon of car body connecting portion.Positioning pin is additionally provided between car body and towing pin 30 (in figure Do not indicate), the appropriate fit tolerance with Location vehicle hole for reducing positioning pin, is conveniently steered the connection and dismounting of frame and car body.
An abutment sleeve 37 is provided with draw beam 36, traction 31 integral press mounting of guide is in abutment sleeve 37, traction Guide 31 is made into integration by steel plate 31b, rubber 31a, steel plate 31c vulcanization, and overall is in back taper, and guide is drawn by Optimized Matching 31 rigidity, meets requirement and the load change of the tractive force of bigger.Towing pin 30 is inserted into traction guide 31, towing pin 30 Bottom be fixedly connected by bolt with a gland (not shown), gland and traction guide 31 between connected by positioning pin Connect, while positioning pin plays the role of positioning, and threaded hole (not shown) is also set up at traction guide 31, conveniently pass through While frock dismantles traction guide 31, weight can also be mitigated to a certain extent.Realize the lightweight of parts.
There is a part to concave in the bottom of the steel plate 31b of traction guide 31, a ring is installed in the part of indent The backstop 32 of shape, before gland is installed by backstop 32 be installed on traction guide 31 in, backstop be used for limit traction guide 31 and Rotation between towing pin 30.
As shown in figure 5, in the present embodiment, draw beam 36 forges structure using casting, is symmetrically protruding with to both sides on draw beam 36 Two draw beam backstops 38, the structure of each draw beam backstop 38 is convex, has two horizontal planes protruded up and down, This structure is on the one hand easy to process, on the other hand can significantly strengthen the intensity of draw beam backstop 38, while also function to vehicle The effect of lifting, when vehicle lifts by crane, the draw beam backstop 38 and the vertical backstop (not shown) for being arranged on truck transom 2 Overlap joint coordinates, and can lift by crane bogie in the lump while car body is lifted by crane, and then realizes that vehicle lifts by crane.In draw beam backstop 38 Upper surface on be provided with adjust pad (not shown), adjust pad is used to adjust draw beam backstop 38 and is installed on framework The backstop gap between vertical backstop on crossbeam 2, prevents air spring 4 from overcharging and causing car body to produce abnormal rising, into And prevent that vehicle from toppling, ensure passenger safety.
Drawing pull bar composition improved longitudinal direction of car using the double drawing pull bar structures of Z-shaped while strengthening curve ability Bearing capacity, while load is born by four nodes, effectively canceled out vehicle it is traversing when the Lateral Force that brings, reduce Each node bears load.Two drawing pull bars 39 are arranged at the inner side of curb girder 1, are set respectively on two crossbeams 2 wherein There is a drawing pull bar seat (not shown), one end connection draw beam 36 of two drawing pull bars 39, the other end is installed on pair On the drawing pull bar seat on crossbeam 2 answered.In the present embodiment, the material of drawing pull bar 39 uses forging structure, can not only protect Its strength and stiffness is demonstrate,proved, can also significantly mitigate weight.
As shown in figure 3, two lateral dampers 58 and two horizontal backstops are set between towing pin 30 and false longeron 3 64, two lateral dampers 58 are symmetrical arranged, and horizontal damper holder and horizontal stopping seat are provided with two false longerons 3, 58 one end of lateral damper is fixed on horizontal damper holder, and the other end is fixed on towing pin 30, and lateral damper 58 provides Laterally damping, prevents since the too fast and car body of the cross-car movement pendulum that inclines is excessive.Horizontal backstop 64 is set on horizontal stopping seat, Backstop for towing pin 30 and false longeron 3.
Central traction apparatus 26 undertakes the function of connection body and bogie, and simple and compact in structure, is easy to implement car body With the connection on bogie with separating, and the transmission drawn during vehicle operation with brake force can functionally be better achieved. In addition, each parameters of operating part matching of reasonably optimizing, drastically increases vehicle traveling comfort and comfort.
Secondary suspension includes two air springs 4, and an air bullet is installed on the center of the upper cover plate 5 of each curb girder 1 Spring 4, two air springs 4 are symmetrical arranged.As shown in figure 8, air spring 4 includes cover board 40, annular clip-ring 41, air bag 42, mill Consume plate 43, rubber metal pad 44, mounting base 45 and circular bottom plate 46.The enterprising gas port 47 to raise up is provided with cover board 40, on The outer wall of air inlet 47 is taper type, is provided with the first O-ring seals of twice 48, the first O-ring seals of twice on the outer surface 48 realize the sealed connection between car body air spring mounting base, ensure that the compressed air in air bag 42 does not leak.
Mounting base 45 is the integral structural member of metal, and the lower air inlet 69 of up/down perforation is provided with the centre of mounting base 45, Lower air inlet 69 is generally cylindrical, and throat structure is only formed at top, this structure is conducive to carry the vertical work of rubber metal pad 44 Firmly, while the vulcanization area of rubber is increased.The second O-ring seals of twice are provided with the outer wall of 45 the latter half of mounting base 49,45 the latter half of mounting base is stretched into the air spring mounting base (not shown) of framework, the second O-ring seals of twice 49 Realize the sealed connection between framework auxiliary chamber, ensure that the compressed air in auxiliary chamber and air bag 42 does not leak.
Circular bottom plate 46 is sleeved on the outside of mounting base 45, and circular bottom plate 46 is fixed by screws in mounting base 45, circle The diameter of shape bottom plate 46 is more than the maximum gauge of 45 top half bottom of mounting base, the contact surface between framework is significantly increased Product, avoids the phenomenon of framework stress concentration from occurring, ensures the overall stiffness and bearing capacity of framework.
Since the speed of service of administrative region of a city cable release car is much larger than the speed of service of subway, and its requirement of comfort to carriage Also higher, in the present embodiment, air bag 42 preferably uses rubber pneumatic bag of the maximum gauge for 540mm.It is small, effective using vertical stiffness The tapered air spring being relatively large in diameter, greatly improves the comfort of vehicle, alleviates the installation saving of the components such as bracing wire for hand Space.
The bottom of air spring 4 is connected with the inner cavity of curb girder 1, the auxiliary chamber by the use of curb girder 1 as air spring 4, is used In increase gas chamber volume, effectively reduce the rigidity of air spring 4 and improve its damping, effectiveness in vibration suppression is improved, since curb girder 1 is adopted With heavy in section body structure, the volume of auxiliary chamber is also further increased.
As depicted in figs. 1 and 2, each air spring 4 connects a height adjuster, and two height adjusters are symmetrically set Put in the both sides of curb girder 1, height adjuster includes big flow automatic height adjustment valve 50 and adjustment bar 51, automatic height adjustment Valve 50 is serially connected on the pipeline connected between wind regime and air spring 4, and adjustment bar 51 is connected with automatic height adjustment valve 50.In car During actual motion, with the change of deadlight load, controlling wind regime from automatic height adjustment valve 50, air feed is also into air spring 4 It is by 4 outside air draft of air spring, to maintain the height of air spring 4 constant.In the present embodiment, big flow automatic height is selected Valve 50 is adjusted, the inflationtime of air spring 4 can be shortened, air spring 4 is inflated the requirement for reaching height and pressure rapidly, Meets the needs of big handling capacity of passengers.By using curb girder 1 as auxiliary chamber and using big flow automatic height adjustment valve 50, make sky The air-filled time of gas spring 4 can be reduced to 36s, ensure after bus stoppage time reduces, can also fill wind in time.
In the present embodiment, torsion bar mechanism for preventing side rolling of train carriage 52 is additionally provided with, torsion bar mechanism for preventing side rolling of train carriage 52 is by 54 groups of torque arm 53, torsion bar Into whole crossbeam 2 is simultaneously run through in the inside of 54 installed therein crossbeams 2 of torsion bar, saves bogie space, in 2 liang of crossbeam Torque arm 53 is set at the port at end, a support base 55 is provided with the port of crossbeam 2, support base 55 is bolted on On bolt block beside 2 port of crossbeam, torsion bar 54 through support base 55 and torque arm 53 by key connection, beneficial to installation and removal, Torque arm 53 is rotated with torsion bar 54 for the center of circle, and the other end of torque arm 53 connects connecting rod 57, torque arm 53 by bulb joint bearing 56 Rotation connecting rod 57 can be made vertically to run, the top of connecting rod 57 is fixedly connected by bolt with the bottom of car body. Torque arm 53 is not only made compact-sized saving space, is provided simultaneously with larger torsion angle and deflection angle using the installation of pin bevel-type.Anti-side The use of rolling torsion bar arrangement 52 reduces softness factor, while improves anti-side rolling rigidity, and since torque arm 53 is arranged on side The outside of beam 1, horizontal span is larger between the torque arm 53 of both sides, in the case of identical reaction torque, amplitude phase that car body rocks To smaller, be conducive to improve the comfort level of vehicle ride, greatly ensure that minimum by curve performance, and it is anti-by optimizing The rigidity of side rolling torsion rod, improves the anti-side rolling rigidity of vehicle.
An anti-hunting damper holder 59 is respectively arranged with the outside of two curb girders 1, two anti-hunting damper holders 59 are symmetrical Set.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 passes through the second vibration damping Device seat 61 is fixedly connected with the curb girder 1 of framework.Anti- snakelike damper 59 uses double flow direction structures, reduces the damper working time, Use airbag structure at the same time so that oil mass is compensated, and sealing effect is good, is installed also directionless requirement, is increased anti-snake Damper 59 improves critical speed, and it is larger to damp force value under the low speed, can suppress between car body, between car body and framework Relatively transverse and yawing, avoids serpentine locomotion, ensures the requirement of vehicle stability energy, improves the kinetics of vehicle Energy and comfort, ensure that the security of vehicle.
Brake rigging uses four disc brakes, and corresponding each wheel sets one, four Multiple disc brake dresses 62 are put to be fixedly mounted on the interior coxostermum 7 of corresponding curb girder 1.
As shown in Figure 1, disc brake 62 includes brake disc, braking flap seat 67 and brake clamp 68, wherein, at every The both ends of curb girder 1 are respectively fixed with a braking flap seat 67, and a brake clamp 68 is installed on each braking flap seat 67.This implementation In example, each flap seat 67 of braking is fixedly mounted on curb girder 1, reduces the bearing strength of crossbeam 2, and make bogie internal junction Structure is more reasonable, compact-sized.Brake disc is installed on wheel, in the present embodiment, using the brake disc of big abrasion loss, braking The abrasion loss of disk is in more than 5mm, with the requirement for meeting big handling capacity of passengers, rising soon soon stopping.The brake lining of disc brake 62 uses It is fixed, to reduce cost.
As shown in Figure 9 and Figure 10, brake clamp 68 is fixedly mounted on curb girder 1 by the way of three-point suspension, relative to The stability of the installation of brake clamp 68 can be substantially improved in 2 suspending ways of the prior art, while also achieves parts Production domesticization, reduce cost.Braking flap seat 67 can only install brake clamp 68, and the present embodiment, then will preferably be used to install The tread sweeping mounting base 71 of tread sweeping device (failing to show in figure) is integrated on braking flap seat 67, i.e., fills tread sweeping Put and installed concentratedly with brake clamp 68 on the structural member of an one, not only make bogie structure more simplified and compact, save Installation space is saved, reduces cost, significantly mitigates bogie gross weight, meets light-weighted requirement, at the same time it can also reduce weldering Connect, avoid producing welding deformation and increase welding stress.Tread sweeping device is installed on the bogie, wheel track can be improved Viscous resistance, and the polygon problem of vehicle can be eliminated to a certain extent, while the defects of scuffing etc. causes can be made up.
Concrete structure is that it is curved that braking flap seat 67 includes the first shaped piece 72, the second shaped piece 73, the first bent plate 74 and second Plate 75.Wherein, the forging that the first shaped piece 72 and the second shaped piece 73 are integrally formed, the first shaped piece 72 is by integrally formed First vertical panel 72a and first level plate 72b compositions, the rearward end of first level plate 72b and the first vertical panel 72a front ends Lower face connects, first level plate 72b stretch out backward infolding bending into;Second shaped piece 73 is equally hung down by integrally formed second Straight panel 73a and the second level board 73b compositions, the rearward end of the second level board 73b and the lower face of the second vertical panel 73a front ends Connection, the second level board 73b stretch out backward infolding bending into the wrap direction phase of first level plate 72b and the second level board 73b It is right.
First bent plate 74, the both ends difference of the first bent plate 74 are set between the first vertical panel 72a and the second vertical panel 73a It is weldingly fixed on the side surface of the first vertical panel 72a and the second vertical panel 73a.Set between the first vertical panel 72a and curb girder 1 The second bent plate 75 is put, through hole is provided with the web 7 of the inner side of curb girder 1, the outside diameter of the second bent plate 75 and the diameter of through hole are basic Identical, one end of the second bent plate 75 is welded and fixed through through hole and the web 7 in the outside of curb girder 1, and installs one again in weld The reinforcer 77 of a U-shaped, further to strengthen the carrying of fixing intensity and the second bent plate 75 between the second bent plate 75 and curb girder 1 Ability.In order to further improve the overall construction intensity and bearing capacity of the second bent plate 75, the end of the second bent plate 75 can be with The web 7 in outside is slightly stretched out, and is welded and fixed with the outer surface of web 7, U-shaped is similarly installed on outer side surface Reinforcer (not shown).The other end of second bent plate 75 is weldingly fixed on the side surface of the first vertical panel 72a.
After welding, ensure that first level plate 72b and the second level board 73b is oppositely arranged and on same horizontal plane, Tread sweeping mounting base 71 is formed, first level plate 72b and the second level board 73b are provided with screw hole 78, tread sweeping dress Put and be bolted on first level plate 72b and the second level board 73b.
At the rear portion of first level plate 72b and the second level board 73b, i.e., with the first vertical panel 72a and the second vertical panel 73a The position of connection, since first level plate 72b and the second level board 73b is that inside bending is formed, so having in junction Space, for avoiding the structure of brake clamp 68.One is also respectively provided with first level plate 72b and the second level board 73b A hanging hole 79, two hanging holes 79 are fixedly connected with a clamp point in brake clamp 68, are hung for 3 points as brake clamp The first sling point in extension.
Also integrally formed with another hanging hole 80 on the second vertical panel 73a of the second shaped piece 73, hanging hole 80 with Hanging hole 79 sets up separately in the both sides of the first bent plate 74, for being fixedly connected with another clamp point in brake clamp 68, as The second sling point in brake clamp three-point suspension.
On the web 7 of the inner side of curb girder 1, the position of corresponding hanging hole 80, is also equipped with a brake plate support flap seat 81, Be fixed with a fixed seat 82 on the web 7 of the inner side of curb girder 1, fixed seat 82 is in inverted L-shaped, the long side of L-shaped fixed seat 82 with Web 7 is welded and fixed, and the top surface of short side is equipped 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 side wall, and the short side of L-shaped fixed seat 82 is inserted into U-shaped structure, then passes through screw 76 It is fixedly connected, improves fixing intensity and bearing capacity, while welding stress can also be reduced.The lower part of brake plate support flap seat 81 is set Hanging hole 83 is equipped with, hanging hole 83 is used to be fixedly connected with the 3rd clamp point in brake clamp 68, as brake clamp three The 3rd sling point in point hanging.In the present embodiment, the 3rd sling point is directly anchored on curb girder 1, and another two sling point is set Put on braking flap seat 67, three sling point scattering devices, the bearing capacity of sling point can be further improved, ensure brake clip The stability of the installation of pincers 68.
As shown in Figure 10, braking flap seat 67 further includes a cover board 84, and cover board 84 can be separately provided, and be welded with curb girder 1 Fixation is connect, the present embodiment is then preferred, by the upper cover plate 5 of curb girder 1 to the direction of braking flap seat 67 at the position of braking flap seat 67 Stretching forms cover board 84, the structure that the upper cover plate 5 of cover board 84 and curb girder 1 is integrated, improve braking flap seat 67 integral strength and Bearing capacity.84 and first bent plate 74 of cover board, the second bent plate 75, the upper surface overlap joint of the first shaped piece 72 and the second shaped piece 73 It is welded and fixed again afterwards, braking flap seat 67 is formed the box structure that a bottom surface is arc, arch section can improves whole braking The bearing capacity of flap seat 67, makes stress distribution uniform, while box structure is welded by two parts, it is possible to reduce welding Face, avoids producing welding stress, further improves the integral strength and bearing capacity of braking flap seat 67.In the present embodiment, second The diameter of bent plate 75 is more than the diameter of the first bent plate 74, the i.e. remote bent plate diameter increase of stress point, to improve braking flap seat 67 Overall stress intensity.
The bogie overall structure simple and compact, calculate by substantial amounts of analysis, reasonably optimizing curb girder, crossbeam, gear The parameters such as case gearratio, brake disc match, and drastically increase the overall construction intensity and rigidity of framework, improve it and carry energy Power, while vehicle traveling comfort and comfort are also drastically increased, the dynamic performance and comfort of vehicle are improved, The more preferable change and loading that must adapt to load on longitudinal and vertical direction of bogie, meets that " big handling capacity of passengers, rise soon soon stop, quickly The requirement of boarding ".
As described above, the plan content with reference to given by attached drawing, can derive similar technical solution.In every case it is not de- From the content of technical solution of the present invention, any simple modification made according to technical spirit of the invention to above example, etc. With change and modification, in the range of still falling within technical solution of the present invention.

Claims (7)

1. 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, the framework are by curb girder, crossbeam and false longeron group Into H-type structure, the traction drive system includes gear-box, traction electric machine and central traction apparatus, it is characterised in that:It is described Curb girder and false longeron are box structure, and the crossbeam is seamless steel pipe, and a water is fixedly mounted at least one end of the curb girder Flat-topped ridge, the both ends of horizontal beam are fixed on the curb girder by horizontal beam mounting base respectively, the integrated installation on the horizontal beam There are transponder antenna, troubleshooting plate and wheel flange lubricator, the central traction apparatus includes towing pin, draw beam and zigzag pair and leads Be pulled bar, and the top of the towing pin is fixedly connected with the vehicle body by least ten bolt, and secondary suspension system includes two skies Gas spring, two anti-snakelike dampers and anti-side rolling torsion rod, two air springs are separately fixed on two curb girders, each The air spring connects a height adjuster, and two resist the both sides that snakelike damper is symmetricly set on two curb girders, The brake rigging uses four disc brakes, and four disc brakes are fixedly mounted on the corresponding curb girder On;
The disc brake includes brake disc, braking flap seat and brake clamp, and the braking flap seat is fixed on curb girder, makes Dynamic clamp is fixed on braking flap seat and curb girder by three sling points, be provided with the braking flap seat the first sling point and Second sling point, also installs a brake plate support flap seat by fixed seat on the curb girder, is set on the brake plate support flap seat There is the 3rd sling point;
The braking flap seat includes the first shaped piece, the second shaped piece, the first bent plate and the second bent plate, and the first bent plate is installed in the Between one shaped piece and the second shaped piece, the second bent plate is installed between the first shaped piece and curb girder, and first shaped piece is The integrally formed forging being made of the first vertical panel and first level plate, the second shaped piece are by the second vertical panel and the second water Opposed, inwardly directed bending after the integrally formed forging of tablet composition, first level plate and the second level board stretch out, in first level The first sling point is set on plate and the second level board, the second hanging is provided with the second vertical panel of second shaped piece Point.
2. one kind according to claim 1 is without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that:
The curb girder is welded by upper cover plate, lower cover and the web splice of both sides, and the section width of the curb girder is 170- 180mm, is highly 300-310mm, thickness >=12mm of the upper cover plate, thickness >=12mm of the lower cover, the web Thickness >=12mm.
3. one kind according to claim 1 is without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that:
The horizontal beam mounting base includes orthogonal supporting plate and bottom plate, vertical between the supporting plate and bottom plate to fix at least One riser, fixes a cover board, the upper and lower ends of the cover board are fixed with bottom plate and supporting plate respectively, described above the riser The end of horizontal beam is fixed on the riser, and the bottom plate is fixed by the end of multiple bolts and curb girder, in the curb girder End have to bottom plate direction protrude boss structure, correspondingly the bottom plate back side have to curb girder direction protrude shoulder Structure is taken, the shoulder ride structure of the bottom plate is overlapped on the boss structure of the curb girder after installation.
4. one kind according to claim 3 is without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that:
One piece of installing plate is fixed in the end of the curb girder, the boss structure is integrally machined into the installing plate, institute Installing plate is stated in bending structure and is fixed on the end of curb girder.
5. one kind according to claim 1 is without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that:
The draw beam is protruding with draw beam backstop, and draw beam backstop is convex, and there are two levels protruded up and down to put down Face.
6. one kind according to claim 1 is without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that:The braking The tread sweeping mounting base for installing tread sweeping device, the first level plate and the second level board phase are integrated with flap seat To forming the tread sweeping mounting base after bending.
7. one kind according to claim 1 is without bolster administrative region of a city cable release rail vehicle truck, it is characterised in that:The braking Flap seat further includes a cover board, and the cover board is stretched out from the upper cover plate of curb girder to braking flap seat direction to be formed, the cover board and the One bent plate, the second bent plate, the first shaped piece and the second shaped piece upper surface overlap joint after be welded and fixed again, the braking flap seat shape Into the box structure that a bottom surface is arc.
CN201610140813.XA 2016-03-12 2016-03-12 One kind is without bolster administrative region of a city cable release rail vehicle truck Active CN105774834B (en)

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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
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
CN107862152A (en) * 2017-11-20 2018-03-30 中车株洲电力机车有限公司 The nonlinear Design of Structural parameters method for resisting snakelike shock absorber
TWI666394B (en) * 2018-11-27 2019-07-21 財團法人金屬工業研究發展中心 Damping device for rail vehicles
CN110155110B (en) * 2019-05-30 2021-02-02 中车青岛四方机车车辆股份有限公司 Bogie frame and bogie of railway vehicle
CN112061164A (en) * 2019-06-11 2020-12-11 中车唐山机车车辆有限公司 Steering frame
CN112061163A (en) * 2019-06-11 2020-12-11 中车唐山机车车辆有限公司 Framework of bogie and bogie

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CN103625493B (en) * 2013-06-28 2016-12-28 中车青岛四方机车车辆股份有限公司 Large-axle-load railway vehicle bogie
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