CN206456374U - Railway red ball bogie - Google Patents

Railway red ball bogie Download PDF

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Publication number
CN206456374U
CN206456374U CN201720103089.3U CN201720103089U CN206456374U CN 206456374 U CN206456374 U CN 206456374U CN 201720103089 U CN201720103089 U CN 201720103089U CN 206456374 U CN206456374 U CN 206456374U
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CN
China
Prior art keywords
rubber
seat
pair
metal pad
bolster
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201720103089.3U
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Chinese (zh)
Inventor
徐勇
刘凤伟
姜瑞金
王宝磊
肖光毅
李梓铭
张良威
刘爱文
黎巧能
江荷燕
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CRRC Yangtze Co Ltd
China Railway Corp
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CRRC Yangtze Co Ltd
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Application filed by CRRC Yangtze Co Ltd filed Critical CRRC Yangtze Co Ltd
Priority to CN201720103089.3U priority Critical patent/CN206456374U/en
Application granted granted Critical
Publication of CN206456374U publication Critical patent/CN206456374U/en
Priority claimed from PCT/CN2018/075133 external-priority patent/WO2018133880A1/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of railway red ball bogie, including framework, four sets of rocker type journal box positioning devices, two wheels are to composition, a bolster and a set of brake rigging.It is rubber metal pad mounting platform that U-shaped chamber in the middle part of truck side sill, which is provided with two, is bolster and two be that rubber metal pad provides installing space, it is ensured that the interface size of red ball bogie and car body disclosure satisfy that the use requirement of existing railway freight-car;Bolster is that rubber metal pad mounting seat replaces actual stress to exceed the welding structure of allowable stress using the two of forging, improves the intensity at the position;The axle box resilient suspension system of use effectively reduces high-frequency percussion during vehicle high-speed operation, possess carrying and vibration-damping function due to being additionally arranged one is rubber spring, add loaded vehicle operating mode bogie one is vertical stiffness, realizes the variation rigidity of framework type bogie axle casing.

Description

Railway red ball bogie
Technical field
The utility model belongs to rail vehicle Wagon Tech field, and in particular to a kind of railway red ball bogie.
Background technology
Heavy duty, be fast railway freight-car development direction, according to the development of domestic railway freight and railway technology policy It is required that, it is necessary to developing a kind of quick railway goods train for being not more than 18t again with 140km/h~160km/h speeds of service and axle.It hurry up Fast roller bearing adapter stabilizer bar directly affects running velocity and loading capacity as the important component of quick railway goods train.
Current framework type rapid speed freight car bogie mainly has band shaketable structure Li Nuoer shock absorber positioning Rapid freight trains to turn Rapid speed freight car bogie is positioned to frame, without shaketable bolster overhead rubber metal pad guide colume type and without shaketable bolster overhead rubber Spring position rapid speed freight car bogie, but no matter which kind of bogie, axle-box locating structure and bolster arrangement are all without maturation , there is limitation in terms of vehicle high-speed operation stability and bogie maintenance in field experience.
Chinese utility model patent (publication number CN2517641, publication date 2002.10.23) and Chinese utility model patent (publication number CN 200945865, publication date 2007.09.12) individually discloses a kind of high-speed freight car bogie and speed rail goods Car bogie.Both bogies all add the tactic pattern of bolster using integral frame, and its Axie box support device uses steel buckshot Spring, rubber metal pad, the combination of metal liquid spring and oil-pressure damper, secondary suspension system employ the structure of rubber metal pad plus bolster Form, using the brake unit system of every two brake discs of axle.
Both the above bogie be all be using one, secondary suspension, but axle-box locating structure use rubber metal pad guide colume type Positioning or rubber spring positioning, the rubber metal pad guide pillar and rubber spring used due to this location structure is in longitudinal and transverse, three sides of hanging down To Rigidity Matching it is difficult, after vehicle longtime running three-way rigidity change greatly, the stability of reduction bogie high-speed cruising, at present Gradually eliminated on passenger car bogie, there is risk with aspect in rapid speed freight car bogie.
Chinese utility model patent (publication number CN202541557U, publication date 2012.11.21) discloses a kind of quick iron Road roller bearing adapter stabilizer bar, the bogie adds the tactic pattern of bolster using integral frame, and bolster is made up of boom system and framework Realize vertical connection.The bogie uses derrick type shaketable structure, and bolster is located at framework bottom, is unfavorable for bogie bottom limit The arrangement on boundary, bolster drop track risk it is larger, and because the Li Nuoer shock absorbers of use are a kind of friction shock absorbers, make Bogie longitudinal register rigidity it is excessive, curving performance is not excellent, and the use of wear part adds the cost of overhaul.
The content of the invention
The purpose of this utility model meets the speed of service there is provided one kind aiming at the deficiency of above-mentioned technology and reaches 140km/h ~160km/h, axle are not more than 18t and the stable bogie suitable for railway red ball of high-speed operation performance, and maintenance again Cost is low.
To achieve the above object, the railway red ball bogie designed by the utility model, including framework, four sets Rocker type journal box positioning device, two wheels are to composition, a bolster and a set of brake rigging;
The framework includes the curb girder of a pair pairs of web box-structures and the crossbeam of a pair of round steel cylinder structures, a pair of beams Two ends insert the double webs of curb girder of a pair of curb girders respectively, two curb girders of framework are sat by four rocker type journal box positioning devices Fall on two wheels are to composition, a pair of braking flap seats and a threeway mounting seat are provided with a pair of beams;
The bolster includes bolster upper cover plate, bolster lower cover, bolster web and is arranged on the one of bolster upper cover plate both sides To side bearing box;
The rocker type journal box positioning device includes enclosing the axle box formed by positioning arm and bail, being arranged on axle Wheel set bearing in box cavity, the axle box end cap installed in axle box cavity outer end, the anti-skid device for being arranged on axle box one end Adapter, it is arranged in axle box resilient suspension system on positioning arm round end between top surface cushion cap and framework front end and positioned at axle Vertical hydraulic buffer between the frame end of casing side and positioning arm round end end;
The framework also includes a pair of arc longitudinal beams, and the arc longitudinal beam includes arc longitudinal beam upper cover plate, arc The arc longitudinal beam meridosternous of longitudinal beam lower cover and connection arc longitudinal beam upper cover plate and arc longitudinal beam lower cover, arc is indulged The end gusset being welded on crossbeam is outward extended with to the two ends of beam upper cover plate and arc longitudinal beam lower cover;A pair of curb girders Middle part be downward indent U-shaped chamber, it is rubber metal pad mounting platform that the base plane of U-shaped chamber, which is welded with two,;A pair of arc longitudinal directions It is a pair of arc longitudinal directions on the side of rubber metal pad mounting platform that the middle part side of the arc longitudinal beam upper cover plate of beam, which is welded on two, The arc longitudinal beam meridosternous of beam is connected by the double webs of side gusset and curb girder;
It is for a pair two rubber metal pad mounting seat that the bolster, which is also included positioned at bolster web two ends, and a pair two are rubber metal pad peace The upper surface of dress seat is docked with the lower surface at bolster upper cover plate two ends, is for a pair two the mounting seat web end face of rubber metal pad mounting seat Docked with bolster web both ends of the surface, be for a pair two that the lower surface end face of rubber metal pad mounting seat is docked with bolster lower cover both ends of the surface; It is for a pair two that the leading section of rubber metal pad mounting seat is provided with that to extend vertically through the two of leading section be rubber metal pad mounting hole, and is rubber a pair two The rearward end of glue heap mounting seat is distributed relative to bolster in skew symmetry;On bolster upper cover plate and to face two be rubber metal pad mounting hole Position at be provided with positioning hole, restraining position ring block set is set in the positioning hole;
Two be that to be bolted on two be that two be insertion two at the top of rubber metal pad on rubber metal pad mounting platform for rubber metal pad bottom It is in rubber metal pad mounting hole, until two be that convex navel at the top of rubber metal pad is spacing in spacing ring set through positioning hole;
Two arc longitudinal beam meridosternous lateral surface ends are provided with the first transverse hydraulic shock absorber mounting seat, bolster abdomen The two sides of plate are welded with the second transverse hydraulic shock absorber mounting seat, two the second transverse hydraulic shock absorber mounting seats relative to Bolster web skew symmetry is distributed, and the first transverse hydraulic shock absorber mounting seat on two arc longitudinal beam meridosternouses and bolster abdomen Transverse hydraulic shock absorber is provided between the second transverse hydraulic shock absorber mounting seat on plate two sides;
One end of two crossbeams, which is staggered, stretches out the double webs of curb girder of a pair of curb girders, stretches out one end of the amphisternous crossbeam of curb girder Bottom is provided with the first drawing pull bar seat, and two the first drawing pull bar seats are arranged relative to framework in diagonally opposing corner;It is for a pair two The rear end lower surface of rubber metal pad mounting seat is welded with the second drawing pull bar seat;A pair of beams two ends the first drawing pull bar seat with Drawing pull bar device is provided between the second drawing pull bar seat for being rubber metal pad mounting seat rearward end for a pair two;
Pacify between the curb girder upper cover plate and curb girder lower cover of a pair of curb girders and positioned at the amphisternous two ends outside of curb girder Equipped with journal box spring mounting cylinder, it is provided with curb girder lower cover and at journal box spring mounting cylinder underface and journal box spring is installed The through hole of cylinder connection;A pair of curb girder bottoms and positioned at U-shaped chamber two ends outside be provided with pivoted arm seat, pivoted arm seat on be provided with Installation cavity;Axle box resilient suspension system is built in journal box spring mounting cylinder, and positioning arm fixing end passes through flexibly positioned node Constitute and be connected with the installation cavity of pivoted arm seat;The end face of each journal box spring mounting cylinder is provided with vertical hydraulic buffer and installed Seat, vertical hydraulic buffer is fixedly mounted in vertical hydraulic buffer mounting seat;
Ring-shaped rubber cushion pad that axle box resilient suspension system includes being arranged on cushion cap bottom surface, it is pressed on parallel form Interior steel spring and outer steel spring on ring-shaped rubber cushion pad, and liner in interior steel spring one is rubber spring, and institute It is that the top of rubber spring is located at the upper surface of interior steel spring and outer steel spring to state one, and described one is that the bottom of rubber spring is passed through Interior steel spring is arranged in the middle part of ring-shaped rubber cushion pad between circular hole and cushion cap bottom surface.
Further, described two be that rubber metal pad mounting platform is attached shape with the curb girder upper cover plate using splicing welding joint It is integral;It is integral that the top plate of the pivoted arm seat is attached shape with the curb girder lower cover using splicing welding joint;It is described The either end of the curb girder upper cover plate of a pair of curb girders and valve housing of weighing is installed above the journal box spring mounting cylinder.
Further, the pair of two be that the rearward end of rubber metal pad mounting seat is highly less than leading section height, and institute State arc transition between leading section and the rearward end.
Further, the bolster upper cover plate includes the matrix of one piece of front shroud, one piece of back shroud and one piece of downward indent Cover plate, the matrix cover plate two ends are integral with the front shroud and the back shroud butt welding shape respectively;The matrix cover plate Stiffener plate is welded between the side of lower surface two and the bolster web, the bottom surface of the matrix cover plate is welded with cartridge pad Plate;The pair of two be the two of rubber metal pad mounting seat be that rubber metal pad mounting hole upper surface is provided with and the bolster upper cover plate following table The two of face welding are rubber metal pad backing plate, and described two be that corresponding with the positioning hole and connection pad is provided with rubber metal pad backing plate Plate through hole;It is rubber metal pad mounting seat rearward end that the second drawing pull bar seat is welded on described two by drawing pull bar seat bottom plate On lower surface.
Further, described one is that rubber spring is included positioned at the central inverted T shaped cone post of the interior steel spring, by multilayer gold Belong to the folded spelling rubber layer of thin slice and the overall sulfidization molding of multilayer rubber interlaced arrangement, and it is firm on the outside of folded spelling rubber layer Property cushion cap, the top of the Rigid Pile is located at the upper surface of interior steel spring and outer steel spring, the inverted T shaped cone column bottom insertion The folded intermediate throughholes for spelling rubber layer are until be arranged in the middle part of ring-shaped rubber cushion pad between circular hole and cushion cap bottom surface.
Further, the flexibly positioned node composition includes enclosing two be arranged in the round end axis hole of positioning arm Individual elastic locating sleeve, liner enclose two in the flexible cavity to be formed rigid positioning sleeves in two elastic locating sleeves and one fixed Position bolt;The flexibly positioned node composition is built in the installation cavity of the pivoted arm seat, and the bolt sequentially passes through institute State the pivoted arm seat fixing hole of one lateral hanging plate, flexible cavity, two rigid positioning sleeves enclose the positioning cavity to be formed and up through The fixing hole of another lateral hanging plate of the pivoted arm seat is simultaneously fixed by nut, and one end of two rigid positioning sleeves is all extended to The middle part of flexible cavity and the other end are all extended in the fixing hole of another lateral hanging plate of the pivoted arm seat;The boatswain chair Fixing hole is that upper boatswain chair and lower clamp by being connected with framework enclose the fixing hole formed, and from lower to upper will be described by bolt Lower clamp is fixedly connected with the upper boatswain chair.
Further, the positioning arm and the bail and the sealing kept off after bearing are labyrinth seal structure;Institute The middle part for stating bail is provided between infrared journal temperature detection hole, and the infrared journal temperature detection hole and the wheel set bearing It is lined with boot seal.
Further, the positioning arm end face is provided with lifting shoulder block, the vertical hydraulic buffer mounting seat and set The wheel being engaged with the lifting shoulder block is equipped with to lifting;The outer peripheral wall of the journal box spring mounting cylinder is provided with for spacing Take turns the backstop to lifting.
Further, the two ends of the arc longitudinal beam upper cover plate are provided with longitudinal stopping seat, the arc longitudinal beam The first horizontal stopping seat is provided with the middle part of meridosternous lateral surface;The bolster lower cover two ends are welded with a pair second and laterally stopped Block seat.
Further, the axle box with the mounting surface of the anti-skid device adapter to be provided with axle box annular recessed Groove, the anti-skid device adapter is provided with and the axle box annular groove phase in the corresponding position installed with the axle box The anti-skid device adapter bulge loop of cooperation;The axle box annular groove at the mounting surface of the anti-skid device adapter bulge loop with being lined with Rubber washer.
Compared with prior art, the utility model has advantages below:
1st, it is rubber metal pad mounting platform that the U-shaped chamber in the middle part of truck side sill, which is provided with two, is bolster and two be that rubber metal pad is carried For installing space, it is ensured that the interface size of red ball bogie and car body disclosure satisfy that the use requirement of existing railway freight-car; It is rubber to be provided between curb girder and arc longitudinal beam in the middle part of two pieces of side link of boards, and arc longitudinal beam upper cover plate with curb girder two Glue heap mounting platform side is connected, it is ensured that the transverse load suffered by the horizontal stopping seat of arc longitudinal beam first can be transferred to side Liang Shang, the stress of reduction arc longitudinal beam and crossbeam attachment weld improves ability to bear of the framework to transverse load;Two curb girders In four journal box spring mounting cylinders on have at one and to be weighed valve housing provided with direct-type, to adapt to the installation of weighing valve;First Drawing pull bar seat is respectively arranged in two crossbeams and stretched out on the part of curb girder, is connected using circular weld with beam-end, first Drawing pull bar seat is arranged relative to framework in diagonally opposing corner, adapts to the peace of the drawing pull bar of bolster top load arrangement type bogie Dress;
2nd, bolster is that rubber metal pad mounting seat replaces actual stress to exceed the welding structure of allowable stress using the two of forging, is carried The intensity at the high position.Because original welding portion is replaced via mother metal, its allowable stress also accordingly brings up to mother metal Level, although the stress at this is not reduced, but tied because the allowable stress at the position has been improved, therefore not changing at this On the premise of structure, i.e., the intensity of bolster is improved in the case where not increasing weight, also not improving timber intensity grade;Two be rubber The rearward end of glue heap mounting seat is highly less than leading section height, i.e., designed between leading section and rearward end using variable cross-section, make two It is that rubber metal pad there are more positions to expose, is the radiating rate of rubber metal pad to improve two, so that it is dissipating for rubber metal pad to improve two Hot property;Using the bolster that middle part is recessed, cartridge is advantageously reduced to rail level height, that is, reduces the center of gravity of vehicle;
3rd, the axle box resilient suspension system used effectively reduces high-frequency percussion when vehicle high-speed is run, due to being additionally arranged Possess carrying and vibration-damping function one is rubber spring, and add loaded vehicle operating mode bogie one is vertical stiffness, realizes structure The variation rigidity of posture bogie axle casing;Using the vertical hydraulic buffer with two grades of vibration-damping functions, coordinate bogie loaded vehicle One intervened in operating mode is rubber spring, realizes the damping force of framework type truck journal box resilient suspension system;Bail Middle part is provided with infrared journal temperature detection hole, solve existing Frame Type Freight Car Bogies one be axle box when circuit is run not The deficiency of infrared temperature can be used, the train bearing temperature under running status can be detected in real time, it is to avoid caused by leaking spy Hot box trouble, it is ensured that safety of railway traffic;Because the middle part of bail is provided with infrared journal temperature detection hole, therefore, Boot seal is provided between infrared journal temperature detection hole and wheel set bearing, so as to effectively prevent dustiness from bail middle part Penetrate into;Positioning arm and bail are respectively labyrinth seal structure with the sealing that is kept off after bearing, effectively increase axle box Dust-proof oil-stain-preventing ability;Lifting shoulder block is engaged with wheel to lifting so that prevent axle box when framework type bogie is raised Separated with framework;
4th, by changing the fit system of axle box and anti-skid device adapter, mechanical nonskid and axle box are not being changed Matched well on the premise of, effectively reduce the difficulty of processing of axle box and anti-skid device adapter, improve its positioning arm Processing technology;Meanwhile, it is lined with rubber washer at the mounting surface of axle box annular groove and anti-skid device adapter bulge loop, it is ensured that The close connection of anti-skid device adapter and axle box, so as to effectively prevent the infiltration of dust, pollutant, greatly improves axle box Dust-proof oil-stain-preventing ability.
Brief description of the drawings
Fig. 1 is the utility model railway red ball bogie structure schematic top plan view;
Fig. 2 is Fig. 1 schematic front view;
Fig. 3 is frame construction intention in Fig. 1;
Fig. 4 is side beam structure schematic diagram in Fig. 3;
Fig. 5 is Fig. 4 part-structure schematic diagram;
Fig. 6 is Fig. 3 middle transverse beam structure schematic diagrames;
Fig. 7 is arc longitudinal beam structural representation in Fig. 3;
Fig. 8 is bolster dimensional structure diagram in Fig. 1;
Fig. 9 looks up direction dimensional structure diagram for Fig. 8's;
Figure 10 is rubber metal pad in Fig. 8 two and two be the mounting structure schematic diagram of rubber metal pad mounting seat;
Figure 11 is rocker type journal box positioning device integral installation stereochemical structure partial cutaway view schematic in Fig. 2;
Figure 12 is the schematic cross-sectional view of axle box resilient suspension system in Figure 11;
Figure 13 be Figure 12 in one be rubber spring structural representation;
Figure 14 is elastic positioning node composition mounting structure schematic diagram in Figure 11;
Figure 15 is Figure 14 A-A schematic diagrames;
Figure 16 is the cavity structure sealing schematic diagram of axle box in Figure 11;
Figure 17 is the axonometric schematic diagram of axle box in Figure 11;
Figure 18 is axle box and anti-skid device adapter assembling mode schematic diagram in Figure 17;
Figure 19 is the close-up schematic view at M in Figure 18.
Each part numbers are as follows in figure:
Rocker type journal box positioning device 100, axle box 110 are (wherein:Axle box annular groove 110a), axle box end cap 111, Cavity 112, wheel set bearing 113 are (wherein:113a is kept off after bearing), boot seal 114, positioning arm 120, (its of cushion cap 121 In:Bottom surface 121a), lifting shoulder block 122, axis hole 123, flexibly positioned node composition 130, bolt 131, rigid positioning sleeve 132nd, elastic locating sleeve 133, flexible cavity 134, positioning cavity 135, labyrinth seal structure 140, axle box resilient suspension system 150th, rubber buffer 151 is (wherein:Middle part circular hole 151a), interior steel spring 152, outer steel spring 153, one be rubber spring 154 (wherein:Inverted T shaped cone post 154a, sheet metal 154b, sheet rubber 154c, folded spelling rubber layer 154d, Rigid Pile 154e, centre Through hole 154f), bail 160, infrared journal temperature detection hole 161, vertical hydraulic buffer 170, vertical hydraulic buffer mounting seat 171st, anti-skid device adapter 180, anti-skid device adapter bulge loop 181, rubber washer 182;
Framework 200, pivoted arm seat 210, boatswain chair 211, upper boatswain chair 212, lower clamp 213, fixing hole 214, installation cavity 215, top Plate 216, journal box spring mounting cylinder 220, backstop 221, journal box spring mounting cylinder 220, wheel are double to lifting 230, curb girder 240, curb girder Web 241, curb girder upper cover plate 242, curb girder lower cover 243 are (wherein:Through hole 243a), U-shaped chamber 244 (wherein:Base plane 244a), two be rubber metal pad mounting platform 245, crossbeam 250, the first drawing pull bar seat 251, braking flap seat 260, threeway mounting seat 270th, arc longitudinal beam 280, arc longitudinal beam upper cover plate 281, arc longitudinal beam lower cover 282, arc longitudinal beam meridosternous 283rd, end gusset 284, side gusset 285, the horizontal stopping seat 287 of longitudinal stopping seat 286, first, the first transverse hydraulic vibration damping Device mounting seat 288, valve housing 290 of weighing;
Bolster 300, bolster upper cover plate 310, positioning hole 311, spacing ring set 312, front shroud 313, back shroud 314, matrix Cover plate 315 is (wherein:Stiffener plate 315a, bottom surface 315b), bolster lower cover 320, bolster web 330, side bearing box 340, U-shaped plate 341 (wherein:Transverse slat 341a), side bearing box backing plate 342, side bearing box gusset 343, cartridge backing plate 350, two be rubber metal pad mounting seat 360th, upper surface 361, mounting seat web 362, lower surface 363, leading section 364, two are rubber metal pad mounting hole 365, rearward end 366th, two be rubber metal pad backing plate 367 (wherein:Backing plate through hole 367a), the second drawing pull bar seat 370, drawing pull bar seat bottom plate 371, Second the 380, second horizontal stopping seat 390 of transverse hydraulic shock absorber mounting seat;
Two be rubber metal pad 400, convex navel 410;
Wheel is to composition 500, brake rigging 600, transverse hydraulic shock absorber 700, drawing pull bar device 800.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Railway red ball bogie as shown in Figure 1 and Figure 2, including framework 200, four sets of pivoted arm axle-box locatings Device 100, two wheels are to composition 500, bolster 300 and an a set of brake rigging 600.
As shown in figure 3, framework 200 includes the horizontal stroke of the curb girder 240 of a pair pairs of web box-structures, a pair of round steel cylinder structures Beam 250 and a pair of arc longitudinal beams 280.With reference to shown in Fig. 4, curb girder 240 include the double webs 241 of curb girder, curb girder upper cover plate 242 and Curb girder lower cover 243.The middle part of curb girder 240 is the U-shaped chamber 244 of downward indent, the base plane of U-shaped chamber 244 in the present embodiment It is rubber metal pad mounting platform 245 that 244a, which is welded with two, and two be rubber metal pad mounting platform 245 with curb girder upper cover plate 242 using spelling It is integral that welding seam is attached shape;This two is that rubber metal pad mounting platform 245 is bolster and two is that rubber metal pad provides installation Space, to adapt to two installations for being rubber metal pad and bolster, it is ensured that the interface size of red ball bogie and car body disclosure satisfy that The use requirement of existing railway freight-car.In addition, between the curb girder upper cover plate 242 and curb girder lower cover 243 of a pair of curb girders 240 and position Journal box spring mounting cylinder 220, the periphery of journal box spring mounting cylinder 220 are mounted in the two ends outside of the double webs 241 of curb girder Edge wall be provided with for position-limited wheel on the backstop 221 to lifting, curb girder lower cover 243 and positioned at journal box spring mounting cylinder 220 just The through hole 243a connected with journal box spring mounting cylinder 220 is provided with lower section, as shown in figure 5, and four journal box spring mounting cylinders The top of the journal box spring of any one in 220 mounting cylinder 220 is provided with valve housing 290 of weighing, to adapt to the installation of weighing valve;One To the bottom of curb girder 240 and positioned at U-shaped chamber 244 two ends outside be provided with pivoted arm seat 210, pivoted arm seat 210 top plate 216 with It is integral that curb girder lower cover 243 is attached shape using splicing welding joint, it is to avoid the situation of shearing force suffered by its weld seam, and this turn The installation cavity 215 installed for the flexibly positioned node composition on positioning arm is provided with arm seat 210;Meanwhile, each axle box bullet The end face of spring mounting cylinder 220 is provided with vertical hydraulic buffer mounting seat 171.Vertical hydraulic buffer is installed in the present embodiment Seat 171 is solid forging part, and the base 171a peripheries of vertical hydraulic buffer mounting seat 171 are opened and are formed with groove, base 171a Periphery groove is attached with journal box spring mounting cylinder 220 and curb girder lower cover 243 using lap weld.
The double webs 241 of curb girder of a pair of curb girders 240 are inserted at the two ends of the crossbeam 250 of a pair of round steel cylinder structures respectively, horizontal Using circular weld connection between beam 250 and the double webs 241 of curb girder, with reference to shown in Fig. 6, one end of two crossbeams 250, which is staggered, stretches Go out the double webs 241 of curb girder of a pair of curb girders 240, one end bottom for stretching out the crossbeam 250 of the double webs 241 of curb girder is provided with first Drawing pull bar seat 251, the first drawing pull bar seat 251 is connected using circular weld with crossbeam 250, i.e., one the first drawing pull bar seat 251 in one end bottom of a crossbeam 250, and another first drawing pull bar seat 251 is at the other end bottom of another crossbeam 250 Portion so that two the first drawing pull bar seats 251 are arranged not in the same side and in diagonally opposing corner relative to framework, adapt to bolster overhead The installation of the drawing pull bar of structure type bogie;In addition, being provided with a pair of braking flap seats 260 and one in a pair of beams 250 Individual threeway mounting seat 270, braking flap seat 260 and threeway mounting seat 270 are connected by lap weld with the middle part of crossbeam 250, and Threeway mounting seat 270 on every crossbeam 250 is located at the centre of a pair of braking flap seats 260.
A pair of arc longitudinal beams 280 are provided between a pair of beams 250, as shown in fig. 7, arc longitudinal beam 280 includes arc Under shape longitudinal beam upper cover plate 281, arc longitudinal beam lower cover 282 and connection arc longitudinal beam upper cover plate 281 and arc longitudinal beam The two ends of arc longitudinal beam upper cover plate 281 are provided with longitudinal direction in the arc longitudinal beam meridosternous 283 of cover plate 282, the present embodiment The first horizontal stopping seat 287, arc longitudinal beam list are provided with the middle part of stopping seat 286, the lateral surface of arc longitudinal beam meridosternous 283 The lateral surface end of web 283 is provided with the first transverse hydraulic shock absorber mounting seat 288.Arc longitudinal beam upper cover plate 281 and arc The two ends of shape longitudinal beam lower cover 282 are outward extended with the end gusset 284 being welded on crossbeam 250 so that a pair of arcs The two ends of longitudinal beam 280 are welded with crossbeam 250, and the end gusset 284 is swallowtail shape;The arc of a pair of arc longitudinal beams 280 The middle part side of longitudinal beam upper cover plate 281 is welded on two, meanwhile, a pair of arcs The arc longitudinal beam meridosternous 283 of longitudinal beam 280 is connected by the double webs 241 of two pieces of side gussets 285 and curb girder so that arc The side of longitudinal beam 280 and the side of curb girder 240 are welded;Ensure suffered by the horizontal stopping seat 287 of arc longitudinal beam 280 first Transverse load can be transferred on curb girder 240, the stress of reduction arc longitudinal beam 280 and the attachment weld of crossbeam 250, improve framework To the ability to bear of transverse load.
The framework solves rapid speed freight car bogie framework in the prior art and does not adapt to put structure bogie on bolster The weldering of bolster under form, secondary suspension device, the installation of drawing pull bar and direct-type weighing valve, and arc longitudinal beam and crossbeam Seam is subtracted the problems such as stress is excessive.
Bolster 300 as shown in Figure 8 includes bolster upper cover plate 310, bolster lower cover 320, bolster web 330, is arranged on and shakes Rest the head on a pair of side bearing boxes 340 of upper cover plate 310 both sides and be rubber metal pad mounting seat 360 positioned at a pair two of the two ends of bolster web 330.
In the present embodiment bolster be the recessed box girder construction in middle part, i.e. bolster upper cover plate 310 include one piece of front shroud 313, The end of the matrix cover plate 315 of one piece of back shroud 314 and one piece of downward indent, front shroud 313 and back shroud 314 is relative to bolster Arranged in skew symmetry, using the bolster that middle part is recessed, advantageously reduce cartridge to rail level height, that is, reduce the center of gravity of vehicle.It is recessed The two ends of type cover plate 315 are integral with front shroud 313 and the butt welding shape of back shroud 314 respectively, and front shroud is used in the present embodiment 313 and the two ends of back shroud 314 are thick, the design form of the intermediate thin of matrix cover plate 315, use variable cross-section to design at splicing welding joint with Ensure the natural transition of wall thickness, and stiffener plate is welded between the side of 315 lower surface of matrix cover plate two and bolster web 330 315a, increases the rigidity of whole bolster;In addition, the bottom surface 315b of matrix cover plate 315 is welded with cartridge by circumferential weld or plug welding Backing plate 350, to ensure the accuracy that center bearing parts are installed.
With reference to shown in Fig. 9, two be that rubber metal pad mounting seat 360 is forging, is for a pair two the upper surface of rubber metal pad mounting seat 360 361 dock with the lower surface at the two ends of bolster upper cover plate 310, are for a pair two the end face of mounting seat web 362 of rubber metal pad mounting seat 360 Docked with the both ends of the surface of bolster web 330, be for a pair two the end face of lower surface 363 and bolster lower cover 320 of rubber metal pad mounting seat 360 Both ends of the surface are docked.I.e. one two be rubber metal pad mounting seat 360 upper surface 361 and the one end of bolster upper cover plate 310 lower surface pair Connect weldering, this two be rubber metal pad mounting seat 360 the end face of mounting seat web 362 and bolster web 330 end face butt welding, this two It is end face butt welding of the end face of lower surface 363 with bolster lower cover 320 of rubber metal pad mounting seat 360;Another two is rubber The upper surface 361 of heap mounting seat 360 and the lower surface butt welding of the other end of bolster upper cover plate 310, this two is rubber metal pad mounting seat 360 end face of mounting seat web 362 and the other end butt welding of bolster web 330, this two be rubber metal pad mounting seat 360 under The other end butt welding of the end face of surface 363 and bolster lower cover 320;So that two be the lower surface 363 of rubber metal pad mounting seat 360 Integral with the butt welding shape of bolster lower cover 320, two be the mounting seat web 362 and bolster web of rubber metal pad mounting seat 360 330 butt welding shapes are integral.
It is the welding that rubber metal pad mounting seat 360 replaces actual stress to exceed allowable stress that the two of forging is used in the present embodiment Structure, improves the intensity at the position.Because original welding portion is replaced via mother metal, its allowable stress is also accordingly brought up to The level of mother metal, although the stress at this is not reduced, but because the allowable stress at the position has been improved, therefore do not changing At this on the premise of structure, i.e., the intensity of bolster is improved in the case where not increasing weight, also not improving timber intensity grade.
Again as shown in figure 9, being for a pair two that the leading section 364 of rubber metal pad mounting seat 360 is provided with and extends vertically through leading section 364 Two be on rubber metal pad mounting hole 365, bolster upper cover plate 310 and face two be rubber metal pad mounting hole 365 position at set Have through two be the convex navel 410 of rubber metal pad 400 positioning hole 311, be provided with positioning hole 311 spacing for convex navel 410 spacing Ring set 312;Meanwhile, two be the upper surface of rubber metal pad mounting hole 365 be provided with the lower surface of bolster upper cover plate 310 by circumferential weld or The two of plug welding welding are rubber metal pad backing plate 367, and two be that and connection corresponding with positioning hole 311 is provided with rubber metal pad backing plate 367 Backing plate through hole 367a, two be rubber metal pad backing plate 367 to ensure that two be the accuracy that rubber metal pad is installed;It is provided with the present embodiment Two positioning holes 311 correspond to two two convex navels 410 for being rubber metal pad.In addition, being for a pair two the rear end of rubber metal pad mounting seat 360 Portion 366 is distributed also relative to bolster in skew symmetry, i.e., the end pair that rearward end 366 is arranged with bolster upper cover plate 310 in skew symmetry Should weld, and be for a pair two rubber metal pad mounting seat 360 rearward end 366 be welded with the second drawing pull bar seat 370, second traction draw It is on the lower surface of the rearward end 366 of rubber metal pad mounting seat 360 that pole socket 370 is welded on two by drawing pull bar seat bottom plate 371;This reality Apply in example, the weld seam of drawing pull bar seat bottom plate 371 and the lower surface of rearward end 366 is circumferential weld, and provided with big plug welding hole, So as to improve the bonding strength of drawing pull bar seat 370.
As shown in Figure 10, two be that to be bolted on two be on rubber metal pad mounting platform 245 two to the bottom of rubber metal pad 400 It is that the top of rubber metal pad 400 insertion two is in rubber metal pad mounting hole 365, until two be the convex navel 410 at the top of rubber metal pad 400 through fixed Position hole 311 is spacing in spacing ring set 312, so that bolster 300 is located at the top of framework 200.In order to reduce cartridge height, By two it is typically that rubber metal pad mounting seat 360 is designed to sleeve-shaped, but can so causes two to be that rubber metal pad 400 radiates difficulty.Cause This, two be that the height of rearward end 366 of rubber metal pad mounting seat 360 is less than the height of leading section 364 in the present embodiment, leading section 364 with Designed between rearward end 366 using variable cross-section, i.e., arc transition is used between leading section 364 and rearward end 366, it is rubber to make two Heap has more positions to expose, and is the radiating rate of rubber metal pad to improve two, so as to improve two heat dispersions for being rubber metal pad.
Again as shown in figure 8, side bearing box 340 by two U-shaped plates 341 enclose welding formed, the bottom of side bearing box 340 passes through side Hold box backing plate 342 to be welded on bolster upper cover plate 310 using circumferential weld or plug welding, to ensure the standard that bottom side bearing parts are installed True property;And side bearing box gusset 343 is welded between the transverse slat 341a outer surfaces of each U-shaped plate 341 and bolster upper cover plate 310, use To increase the rigidity of whole bolster;In addition, the two sides of bolster web 330 are welded with the second transverse hydraulic shock absorber mounting seat 380, two the second transverse hydraulic shock absorber mounting seats 380 are distributed relative to the skew symmetry of bolster web 330;Meanwhile, bolster lower cover The two ends of plate 320 are welded with a pair second horizontal second horizontal stopping seat 390 of stopping seat 390, i.e., one and are welded on bolster lower cover 320 one end, another second horizontal stopping seat 390 is welded on the other end of bolster lower cover 320.
Two be the lower end of rubber metal pad 400 be seated on framework 200, upper end be arranged on the end of bolster 300 two be rubber metal pad peace Fill in seat 360, the first transverse hydraulic shock absorber mounting seat 288 and bolster web 330 on two arc longitudinal beam meridosternouses 283 Transverse hydraulic shock absorber 700, a pair of beams are provided between the second transverse hydraulic shock absorber mounting seat 380 on two sides The first drawing pull bar seat 251 at 250 two ends be for a pair two the rearward end 366 of rubber metal pad mounting seat 360 the second drawing pull bar Drawing pull bar device 800 is provided between 370 so that framework 200 is rubber metal pad 400, transverse hydraulic by two with bolster 300 Shock absorber 700 and drawing pull bar device 800 are connected.
Rocker type journal box positioning device as shown in figure 11 includes axle box 110, positioning arm 120, flexibly positioned node group Into 130, framework 200, axle box resilient suspension system 150, bail 160, the anti-skid device adapter 180 for installing anti-skid device and Vertical hydraulic buffer 170.Axle box 110 by positioning arm 120 and bail 160 enclose after be bolted and formed, tie Close shown in Fig. 7, wheel set bearing 113 is provided with the cavity 112 of axle box 110, the outer end of cavity 112 of axle box 110 is provided with Axle box end cap 111, anti-skid device adapter 180 is arranged on one end of axle box 110.The upper top surface of the round end of positioning arm 120 is set Cushion cap 121 is equipped with, axle box resilient suspension system 150 is arranged between cushion cap 121 and the front end of framework 200, i.e. axle box resilient suspension System 150 is built in the journal box spring mounting cylinder 220 of the end of framework 200, and the bottom surface of axle box resilient suspension system 150 is against cushion cap On 121;Vertical hydraulic buffer 170 is disposed in the end of framework 200 of the side of axle box 110 and positioning arm 120 rotates Between the end of end, and vertical hydraulic buffer 170 is fixedly mounted on the vertical hydraulic buffer mounting seat 171 of the end face of framework 200 On;The fixing end of positioning arm 120 constitutes 130 by flexibly positioned node and is connected with the pivoted arm seat 210 of the bottom of framework 200.
Key point of the present utility model is:As shown in figure 12, axle box resilient suspension system 150 includes being arranged at cushion cap Ring-shaped rubber cushion pad 151 on 121 bottom surfaces, the interior steel spring 152 being pressed on parallel form on ring-shaped rubber cushion pad 151 With outer steel spring 153, and liner in interior steel spring 152 one is rubber spring 154, with reference to shown in Figure 13, the present embodiment In one be rubber spring 154 include being located at the inverted T shaped cone post 154a in the center of interior steel spring 152, by multilayer metal foil 154b and The folded spelling rubber layer 154d of multilayer rubber 154c interlaced arrangements entirety sulfidization molding, and on the outside of folded spelling rubber layer 154d Rigid Pile 154e, Rigid Pile 154e top is located at the upper surface of interior steel spring 152 and outer steel spring 153, inverted T shaped cone The insertion folded intermediate throughholes 154f for spelling rubber layer 154d in post 154a bottoms is until be arranged on the middle part circular hole of ring-shaped rubber cushion pad 151 Between 151a and the bottom surface 121a of cushion cap 121.One is that rubber spring 154 is upper with ring-shaped rubber cushion pad 151 in complete vehicle curb condition Transverse plane releases separation, one be rubber spring 154 in loaded vehicle state through the middle part circular hole with ring-shaped rubber cushion pad 151 151a abutting pressure-bearings are on cushion cap in plane.
The axle box resilient suspension system 150 effectively reduces high-frequency percussion during vehicle high-speed operation, due to being additionally arranged tool One for carrying and vibration-damping function is rubber spring 154, and add loaded vehicle operating mode framework type bogie one is vertical stiffness, real The variation rigidity of framework type bogie axle casing is showed.
Axle box resilient suspension system operation principle of the present utility model is as follows:
Be in just dress state or during empty wagons operating mode in axle-box positioning device, one is that rubber spring lower end is hanging, take turns to hang down It is transferred directly on positioning arm, is then alleviated by outer steel spring, interior steel spring and rubber buffer, impact energy is most to vibration Absorbed eventually in vibration by rubber buffer and hydraulic buffer.
It is far longer than the vertical stiffness of outer steel spring and interior steel spring, empty wagons operating mode in view of rubber buffer vertical stiffness The one of axle-box positioning device be vertical stiffness K can approximate calculation be:
K=KOuter steel spring+KInterior steel spring
When axle-box positioning device is in loaded vehicle operating mode, larger vertical load make it that outer steel spring and interior steel spring are pressed Contracting, one is that rubber spring 154 moves down and abuts pressure-bearing up through the middle part circular hole 151a with ring-shaped rubber cushion pad 151 and exist On the bottom surface 121a of cushion cap 121.Take turns to vertical vibration be transferred directly on positioning arm, then by outer steel spring, interior steel spring, One is that rubber spring and rubber buffer are alleviated, impact energy finally in vibration by one be rubber spring, rubber buffer and Hydraulic buffer absorbs.
It is the vertical of rubber spring to be far longer than outer steel spring, interior steel spring and one in view of rubber buffer vertical stiffness Rigidity, the one of loaded vehicle operating mode axle-box positioning device be stiffness K can approximate calculation be:
K=KOuter steel spring+KInterior steel spring+KOne is rubber spring
Under loaded vehicle operating mode, due to one being that rubber spring rigidity is larger so that the vertical stiffness of axle-box positioning device is significantly Increase, realizes framework type and turns to the built on stilts, variation rigidity of loaded vehicle operating mode, under certain loaded vehicle load, because vertical stiffness increases Plus, it is vertical amount of deflection to reduce one, is effectively controlled that steering is built on stilts, loaded vehicle amount of deflection is poor.
Meanwhile, under loaded vehicle operating mode, one is that the intervention of rubber spring 154 also causes the damping capacity increasing of axle-box positioning device Plus;In addition, vertical hydraulic buffer 170 is the vertical hydraulic buffer with two grades of damping forces in the present embodiment, with two grades The vertical hydraulic buffer of damping force, which is compressed, to be entered after larger stroke secondly level vibration damping operating mode, secondly level damping force is much larger than it One-level damping force, it is rubber spring to coordinate intervened in bogie loaded vehicle operating mode one, finally causes the increase of loaded vehicle operating mode damping force, Framework type bogie axle casing sky, the damping force of loaded vehicle operating mode are realized, traditional Frame Type Freight Car Bogies pivoted arm is solved Formula axle-box positioning device can not meet framework type bogie primary and alleviate high frequency excitation, absorb vibrational energy and provide flexibly positioned Demand problem.
With reference to shown in Figure 14 and Figure 15, flexibly positioned node composition 130 includes two elastic locating sleeves 133, two rigidity Positioning sleeve 132 and a bolt 131, two elastic locating sleeves 133 are arranged in the axle of the round end of positioning arm 120 after enclosing In hole 123, two rigid positioning sleeves 132 enclose rear liner and enclose the flexible cavity 134 to be formed in two elastic locating sleeves 133 It is interior;The bottom of framework 200 constituted positioned at flexibly positioned node at 130 positions is provided with pivoted arm seat 210, flexibly positioned node composition 130 are built in the installation cavity 215 of pivoted arm seat 210, and the boatswain chair 211 of 200 both sides of pivoted arm seat is equipped with fixing hole 214, such as Fig. 5 institutes Show, the fixing holes 214 of the present embodiment transfer 210 liang of lateral hanging plates 211 of arm seat be upper boatswain chair 212 by being connected with framework 200 and under The lower clamp 213 of side encloses the fixing hole 214 to be formed, and bolt is from lower to upper by lower clamp 213 and the upper company of fixation of boatswain chair 212 Connect.Bolt 131 sequentially passes through the fixing hole 214, flexible cavity 134, two rigid positioning sleeves of pivoted arm 210 1 lateral hanging plates of seat 132 enclose the positioning cavity 135 to be formed and fixing hole 214 up through pivoted arm 210 another lateral hanging plates of seat and solid by nut It is fixed, and one end of two rigid positioning sleeves 132 all extends to the middle part in flexible cavity 134 and the other end extends After in the fixing hole 214 of pivoted arm 210 another lateral hanging plates of seat, lower clamp 213 from bottom to top tightens upper boatswain chair 212 by bolt, So that flexibly positioned node composition 130 is held fixation by lower clamp 213, the round end of positioning arm 120 and framework 200 are facilitated Connection.Certain boatswain chair 211 can also use monoblock plank, and fixing hole 214 is opened thereon, be also feasible, i.e. bolt 131 Sequentially pass through the fixing hole 214 of the lateral hanging plate of framework 200 1, flexible cavity 134, two rigid positioning sleeves 132 and enclose determining of being formed Position cavity 135 and fixing hole 214 up through another lateral hanging plate of framework 200 are simultaneously fixed by nut.
In addition, again as shown in figure 11, the end face of positioning arm 120 is provided with lifting shoulder block 122, vertical hydraulic buffer peace The wheel being engaged with lifting shoulder block 122 is provided with to lifting 230 on dress seat 171.Be lifted in bogie, axle box 110 it is interior When outer steel spring is released, wheel can wale lifting shoulder block 122 to lifting 230, so as to prevent axle box 110 from being separated with framework 200.
As shown in figure 16, the gap between positioning arm 120 and bail 160 is filled with fluid sealant, and positioning arm 120 Sealing with gear 113a after bail 160 and bearing is labyrinth seal structure 140, effectively increases the dust-proof of axle box 110 Oil-stain-preventing ability;In addition, the middle part of bail 160 is provided with infrared journal temperature detection hole 161 in the present embodiment, solve existing There is lorry bogie primary axle box to use the deficiency of infrared temperature when circuit is run, operation shape can be detected in real time Train bearing temperature under state, it is to avoid because leaking the hot box trouble caused by visiting, it is ensured that safety of railway traffic;Due to bail 160 Middle part is provided with infrared journal temperature detection hole 161, therefore, is set between infrared journal temperature detection hole 161 and wheel set bearing 113 There is boot seal 114, so as to effectively prevent dustiness from being penetrated into from the infrared journal temperature detection hole 161 of the middle part of bail 160.
With reference to shown in Figure 17, Figure 18 and Figure 19, axle box 110 with the mounting surface of anti-skid device adapter 180 at be provided with Axle box annular groove 110a, anti-skid device adapter 180 is provided with and axle box in the corresponding position installed with axle box 110 The anti-skid device adapter bulge loop 181 that annular groove 110a is engaged, and axle box annular groove 110a and anti-skid device adapter are convex Rubber washer 182 is lined with the mounting surface of ring 181, anti-skid device adapter bulge loop 181 is inserted into axle box annular groove 110a, And between be lined with rubber washer 182, then anti-skid device adapter 180 is fixedly connected with axle box 110 by bolt.
The utility model by change the fit system of axle box and anti-skid device adapter, i.e. positioning arm 120 no longer plus Work bulge loop, is changed to machine plane and axle box annular groove 110a mode, wherein machining plane can with cushion cap 121 Plane is processed in the lump, and axle box annular groove 110a is processed in the lump when can be processed with the inner saddle face of axle box 110 using corresponding cutters, Machining interference of the cushion cap 121 to mounting surface is avoided, while reducing manufacturing procedure, is not changing mechanical nonskid and axle box On the premise of the matched well of body, the difficulty of processing of axle box and anti-skid device adapter is effectively reduced, its positioning is improved and turns The processing technology of arm;Meanwhile, it is lined with rubber at the mounting surface of axle box annular groove 110a and anti-skid device adapter bulge loop 181 Packing ring 182, it is ensured that the close connection of anti-skid device adapter 180 and axle box 110, so as to effectively prevent dust, pollutant Penetrate into, greatly improve the dust-proof oil-stain-preventing ability of axle box.

Claims (10)

1. a kind of railway red ball bogie, including framework (200), four sets of rocker type journal box positioning devices (100), two Wheel is to composition (500), a bolster (300) and a set of brake rigging (600);
The framework (200) includes the curb girder (240) of a pair pairs of web box-structures and the crossbeam of a pair of round steel cylinder structures (250), the double webs (241) of curb girder of a pair of curb girders (240), the two of framework (200) are inserted in the two ends of a pair of beams (250) respectively Individual curb girder (240) is seated in two wheels to constituting on (500) by four rocker type journal box positioning devices (100), and a pair horizontal A pair of braking flap seats (260) and a threeway mounting seat (270) are provided with beam (250);
The bolster (300) includes bolster upper cover plate (310), bolster lower cover (320), bolster web (330) and being arranged on and shaken Rest the head on a pair of side bearing boxes (340) of upper cover plate (310) both sides;
The rocker type journal box positioning device (100) includes enclosing the axle box formed by positioning arm (120) and bail (160) Body (110), the wheel set bearing (113) being arranged in axle box (110) cavity (112), installed in axle box (110) cavity (112) the axle box end cap (111) of outer end, be arranged on the anti-skid device adapter (180) of axle box (110) one end, be arranged in positioning Axle box resilient suspension system (150) between top surface cushion cap (121) and framework (200) front end and position on pivoted arm (120) round end Vertical hydraulic buffer between framework (200) end and positioning arm (120) round end end of axle box (110) side (170);
It is characterized in that:The framework (200) also includes a pair of arc longitudinal beams (280), and the arc longitudinal beam (280) includes Arc longitudinal beam upper cover plate (281), arc longitudinal beam lower cover (282) and connection arc longitudinal beam upper cover plate (281) and arc Under the arc longitudinal beam meridosternous (283) of longitudinal beam lower cover (282), arc longitudinal beam upper cover plate (281) and arc longitudinal beam The two ends of cover plate (282) are outward extended with the end gusset (284) being welded on crossbeam (250);In a pair of curb girders (240) Portion is the U-shaped chamber (244) of downward indent, and it is rubber metal pad mounting platform that the base plane (244a) of U-shaped chamber (244), which is welded with two, (245);It is rubber metal pad that the middle part side of the arc longitudinal beam upper cover plate (281) of a pair of arc longitudinal beams (280), which is welded on two, On the side of mounting platform (245), the arc longitudinal beam meridosternous (283) of a pair of arc longitudinal beams (280) passes through side gusset (285) it is connected with the double webs (241) of curb girder;
It is rubber metal pad mounting seat (360), a pair that the bolster (300), which is also included positioned at a pair two of bolster web (330) two ends, Two be that the upper surfaces (361) of rubber metal pad mounting seat (360) is docked with the lower surface at bolster upper cover plate (310) two ends, is for a pair two Mounting seat web (362) end face of rubber metal pad mounting seat (360) is docked with bolster web (330) both ends of the surface, and a pair two are rubber Lower surface (363) end face of heap mounting seat (360) is docked with bolster lower cover (320) both ends of the surface;A pair two are that rubber metal pad is installed It is rubber metal pad mounting hole (365) that the leading section (364) of seat (360), which is provided with and extends vertically through the two of leading section (364), and is for a pair two The rearward end (366) of rubber metal pad mounting seat (360) is distributed relative to bolster (300) in skew symmetry;On bolster upper cover plate (310) and It is that positioning hole (311) is provided with the position of rubber metal pad mounting hole (365) to face two, is provided with the positioning hole (311) Spacing ring set (312);
Two be that to be bolted on two be that on rubber metal pad mounting platform (245), two be rubber metal pad for rubber metal pad (400) bottom (400) top insertion two is in rubber metal pad mounting hole (365), until two be convex navel (410) at the top of rubber metal pad (400) through fixed Position hole (311) is spacing in spacing ring set (312);
Two arc longitudinal beam meridosternous (283) lateral surface ends are provided with the first transverse hydraulic shock absorber mounting seat (288), The two sides of bolster web (330) are welded with the second transverse hydraulic shock absorber mounting seat (380), and two the second transverse hydraulics subtract Device mounting seat of shaking (380) is distributed relative to bolster web (330) skew symmetry, and on two arc longitudinal beam meridosternouses (283) First transverse hydraulic shock absorber mounting seat (288) is installed with the second transverse hydraulic shock absorber on bolster web (330) two sides Transverse hydraulic shock absorber (700) is provided between seat (380);
One end of two crossbeams (250), which is staggered, stretches out the double webs (241) of curb girder of a pair of curb girders (240), stretches out the double webs of curb girder (241) one end bottom of crossbeam (250) is provided with the first drawing pull bar seat (251), two the first drawing pull bar seats (251) Arranged relative to framework in diagonally opposing corner;It is for a pair two that rearward end (366) lower surfaces of rubber metal pad mounting seat (360) is welded with second Drawing pull bar seat (370);The first drawing pull bar seat (251) at a pair of beams (250) two ends is rubber metal pad mounting seat with a pair two (360) it is provided with drawing pull bar device (800) between the second drawing pull bar seat (370) of rearward end (366);
Between the curb girder upper cover plate (242) and curb girder lower cover (243) of a pair of curb girders (240) and positioned at the double webs (241) of curb girder Two ends outside be mounted on journal box spring mounting cylinder (220), curb girder lower cover (243) and positioned at journal box spring mounting cylinder (220) through hole (243a) connected with journal box spring mounting cylinder (220) is provided with immediately below;A pair of curb girder (240) bottoms and position It is provided with the two ends outside of U-shaped chamber (244) on pivoted arm seat (210), pivoted arm seat (210) and is provided with installation cavity (215);Axle Case resilient suspension system (150) is built in journal box spring mounting cylinder (220), and positioning arm (120) fixing end is fixed by elasticity Position node composition (130) is connected with the installation cavity (215) of pivoted arm seat (210);The end face of each journal box spring mounting cylinder (220) is equal Vertical hydraulic buffer mounting seat (171) is provided with, vertical hydraulic buffer (170) is fixedly mounted on vertical hydraulic buffer peace Fill on seat (171);
Axle box resilient suspension system (150) includes being arranged at ring-shaped rubber cushion pad (151) on cushion cap (121) bottom surface, with simultaneously Connection form is pressed on interior steel spring (152) and outer steel spring (153) on ring-shaped rubber cushion pad (151), and including liner One in steel spring (152) is rubber spring (154), and described one is that the top of rubber spring (154) is located at interior steel spring (152) and outer steel spring (153) upper surface, described one be rubber spring (154) bottom through interior steel spring (152) set In the middle part of ring-shaped rubber cushion pad (151) between circular hole (151a) and cushion cap (121) bottom surface (121a).
2. railway red ball bogie according to claim 1, it is characterised in that:Described two be rubber metal pad mounting platform (245) using splicing welding joint, to be attached shape integral with the curb girder upper cover plate (242);The top of the pivoted arm seat (210) It is integral that plate (216) is attached shape with the curb girder lower cover (243) using splicing welding joint;The pair of curb girder (240) Curb girder upper cover plate (242) either end and weighing valve installation is installed above the journal box spring mounting cylinder (220) Seat (290).
3. railway red ball bogie according to claim 1, it is characterised in that:The pair of two be rubber metal pad mounting seat (360) rearward end (366) is highly less than the leading section (364) height, and the leading section (364) and the rearward end (366) arc transition between.
4. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:The bolster upper cover plate (310) the matrix cover plate (315) of one piece of front shroud (313), one piece of back shroud (314) and one piece of downward indent is included, it is described recessed Type cover plate (315) two ends are integral with the front shroud (313) and the back shroud (314) butt welding shape respectively;The matrix Stiffener plate (315a), the matrix cover plate are welded between the side of cover plate (315) lower surface two and the bolster web (330) (315) bottom surface (315b) is welded with cartridge backing plate (350);The pair of two be the two of rubber metal pad mounting seat (360) be rubber It is rubber metal pad backing plate that heap mounting hole (365) upper surface, which is provided with two welded with bolster upper cover plate (310) lower surface, (367), and described two be provided with rubber metal pad backing plate (367) it is corresponding with the positioning hole (311) and connection backing plate through hole (367a);It is that rubber metal pad is installed that the second drawing pull bar seat (370) is welded on described two by drawing pull bar seat bottom plate (371) On the lower surface of seat (360) rearward end (366).
5. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:Described one is rubber spring (154) include being located at the inverted T shaped cone post (154a) in interior steel spring (152) center, by multilayer metal foil (154b) and many The folded spelling rubber layer (154d) of the overall sulfidization molding of layer sheet rubber (154c) interlaced arrangement, and positioned at folded spelling rubber layer (154d) The Rigid Pile (154e) in outside, the top of the Rigid Pile (154e) is located at interior steel spring (152) and outer steel spring (153) Upper surface, it is described it is inverted T shaped cone post (154a) bottom insertion it is described it is folded spell rubber layer (154d) intermediate throughholes (154f) until It is arranged in the middle part of ring-shaped rubber cushion pad (151) between circular hole (151a) and cushion cap (121) bottom surface (121a).
6. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:The flexibly positioned node group Include enclosing two elastic locating sleeves (133), interior being arranged in the round end axis hole (123) of positioning arm (120) into (130) Serve as a contrast the two rigid positioning sleeves (132) enclosed in two elastic locating sleeves (133) in the flexible cavity to be formed (134) and one fixed Position bolt (131);The flexibly positioned node composition (130) is built in the installation cavity (215) of the pivoted arm seat (210), institute State fixing hole (214), flexible cavity that bolt (131) sequentially passes through (210) one lateral hanging plates (211) of the pivoted arm seat (134), two rigid positioning sleeves (132) enclose the positioning cavity to be formed (135) and another up through pivoted arm seat (210) The fixing hole (214) of lateral hanging plate (211) is simultaneously fixed by nut, and one end of two rigid positioning sleeves (132) is all extended to Consolidating for the pivoted arm seat (210) another lateral hanging plate (211) is all extended in the middle part of flexible cavity (134) and the other end Determine in hole (214);The fixing hole (214) of the boatswain chair (211) is the upper boatswain chair (212) and lower card by being connected with framework (200) Plate (213) encloses the fixing hole to be formed (214), and by bolt from lower to upper by the lower clamp (213) and the upper boatswain chair (212) it is fixedly connected.
7. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:The positioning arm (120) Sealing with gear (113a) after the bail (160) and bearing is labyrinth seal structure (140);The bail (160) Middle part be provided with infrared journal temperature detection hole (161), and the infrared journal temperature detection hole (161) and the wheel set bearing (113) boot seal (114) is lined between.
8. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:The positioning arm (120) End face is provided with lifting shoulder block (122), the vertical hydraulic buffer mounting seat (171) and is provided with and the lifting shoulder block (122) wheel being engaged is to lifting (230);The outer peripheral wall of the journal box spring mounting cylinder (220) is provided with for position-limited wheel To the backstop (221) of lifting (230).
9. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:Covered on the arc longitudinal beam The two ends of plate (281) are provided with the middle part of longitudinal stopping seat (286), the lateral surface of the arc longitudinal beam meridosternous (283) and set It is equipped with the first horizontal stopping seat (287);Bolster lower cover (320) two ends are welded with a pair second horizontal stopping seats (390).
10. the railway red ball bogie according to claim 1 or 2 or 3, it is characterised in that:The axle box (110) exists With being provided with axle box annular groove (110a), the anti-skid device adapter at the mounting surface of the anti-skid device adapter (180) (180) it is provided with and matches with the axle box annular groove (110a) in the corresponding position installed with the axle box (110) The anti-skid device adapter bulge loop (181) of conjunction;The axle box annular groove (110a) and the anti-skid device adapter bulge loop (181) Mounting surface at be lined with rubber washer (182).
CN201720103089.3U 2017-01-23 2017-01-23 Railway red ball bogie Withdrawn - After Issue CN206456374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201720103089.3U CN206456374U (en) 2017-01-23 2017-01-23 Railway red ball bogie
PCT/CN2018/075133 WO2018133880A1 (en) 2017-01-23 2018-02-02 Bogie of express railway wagon

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106809233A (en) * 2017-01-23 2017-06-09 中车长江车辆有限公司 Railway red ball bogie
WO2018133880A1 (en) * 2017-01-23 2018-07-26 中车长江车辆有限公司 Bogie of express railway wagon
WO2018133881A1 (en) * 2017-01-23 2018-07-26 中车长江车辆有限公司 Axle box positioning device for wagon bogie
CN108790641A (en) * 2018-02-24 2018-11-13 中车四方车辆有限公司 The dual-purpose transport vehicle of road and rail
CN108790640A (en) * 2018-02-24 2018-11-13 中车四方车辆有限公司 Road rail vehicle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106809233A (en) * 2017-01-23 2017-06-09 中车长江车辆有限公司 Railway red ball bogie
WO2018133880A1 (en) * 2017-01-23 2018-07-26 中车长江车辆有限公司 Bogie of express railway wagon
WO2018133881A1 (en) * 2017-01-23 2018-07-26 中车长江车辆有限公司 Axle box positioning device for wagon bogie
CN108790641A (en) * 2018-02-24 2018-11-13 中车四方车辆有限公司 The dual-purpose transport vehicle of road and rail
CN108790640A (en) * 2018-02-24 2018-11-13 中车四方车辆有限公司 Road rail vehicle

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