CN102975735A - Spring vibration attenuation damping device and bogie applying with the same - Google Patents
Spring vibration attenuation damping device and bogie applying with the same Download PDFInfo
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- CN102975735A CN102975735A CN2012103078422A CN201210307842A CN102975735A CN 102975735 A CN102975735 A CN 102975735A CN 2012103078422 A CN2012103078422 A CN 2012103078422A CN 201210307842 A CN201210307842 A CN 201210307842A CN 102975735 A CN102975735 A CN 102975735A
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Abstract
The invention discloses a spring vibration attenuation damping device used for a bogie. The spring vibration attenuation damping device used for the bogie comprises wide friction inclined wedges (1), friction inclined wedge pockets (201), damper springs (3) and vertical side frame upright wearing plates (2), wherein the friction inclined wedge pockets are arranged at two transverse end portions of a swing bolster (20), the damper springs (3) are arranged below the wide friction inclined wedges (1) and the vertical side frame upright wearing plates (2) are in consolidation with two side frame uprights (4) of a side frame (50). An auxiliary friction surface (11) of each wide friction inclined wedge (1) gradually protrudes toward the middle along transversal of the bogie from two ends to the center. An auxiliary friction pair of the spring vibration attenuation damping device is formed by the combination of the auxiliary friction surfaces (11) and an auxiliary friction surface recessing toward the inner side of the swing bolster (20). The spring vibration attenuation damping device is capable of enhancing centring property of the wide friction inclined wedge relative to the swing bolster, strengthening frictional damping function, and guaranteeing stability of the bogie spring vibration attenuation damping device. The invention further discloses the bogie including the spring vibration attenuation damping device.
Description
Technical field
The present invention relates to the railway transportation equipment technical field, relate in particular to a kind of spring damping damping arrangement of the wide friction wedge for bogie truck.The invention still further relates to a kind of bogie truck of using above-mentioned spring damping damping arrangement.
Background technology
Bogie truck is one of parts of paramount importance in the rolling stock structure; its Main Function is the load-carrying, length and the volume that increase vehicle, improve train running speed and under the line track condition of stipulating; the vehicle of zero load and heavy haul train is when low speed and high-speed cruising; all should have good riding quality; with protection vehicle and goods, satisfy the needs of Transportation Development.Bogie truck can be divided into framework type bogie truck, accurate frame work steering frame and three piece truck according to the load transferring mode between car body and the bogie truck.
China Patent No. is to support bogie truck and axle box spring suspension device thereof during the patent " wagon bogie side frame elasticity supports and the elastic shear pad in intersecting " of ZL94220969.9 and the disclosed side frame of train wagon elasticity of patent " spring suspending device for axle housing of rail goods wagon " that the patent No. is ZL96204932.8 are intersected, can significantly improve the anti-water chestnut characteristic of three-major-items roller bearing adapter stabilizer bar, with the side frames that prevents bogie truck and two-wheeled between the parallelogram phenomenon occurs, thereby improve curving performance and improve the critical speed of serpentine locomotion.
Above-mentioned bogie truck comprises two bogie side frames that are spaced laterally apart each other, be located between two bogie side frames and pass the strut bar that the elasticity of bolster belly preformed hole is intersected, the wheel that a pair of quilt vertically separates to the bolster that is connected in two bogie side frame longitudinal middle parts.The two ends of bolster respectively with are connected a bogie side frame and connect by common central spring suspension and spring damping damping arrangement thereof, the spring damping damping arrangement generally includes the column wearing plate of general friction wedge, damper spring and side frame column monolithic.The column wearing plate of monolithic is located at the side frame column inboard of bogie side frame square frame, the friction wedge is located in the friction skewed slot pocket of bolster end both sides, the vertical wall of this friction wedge and column wearing plate form the main friction pair of this bogie truck spring damping damping arrangement, and its inclined wall and bolster wedge pocket form the secondary friction pair of this bogie truck spring damping damping arrangement.
The spring damping damping arrangement of above-mentioned bogie truck, because the transverse width of main friction pair is little, the damping effect has much room for improvement; And secondary friction pair centering is poor, and the wedge eccentric wear that causes rubbing to a certain extent, has reduced the effect of spring damping damping arrangement.
In view of this, demand urgently for above-mentioned technical matters, structure to the spring damping damping arrangement of bogie truck in the prior art is done further optimal design, improve the friction wedge with respect to the centering of side frame column, strengthen the damping effect of spring damping damping arrangement, with the stability of further raising three piece truck operation.
Summary of the invention
The technical problem to be solved in the present invention is for providing a kind of spring damping damping arrangement for bogie truck, in the hope of improving wide friction wedge with respect to the centering of bolster, bogie side frame, strengthen the stability of bogie truck operation, improve the service life of wide friction wedge and side frame column wearing plate, and have advantage simple in structure, that weight is lighter.Another technical matters that the present invention will solve is for providing a kind of bogie truck that comprises above-mentioned spring damping damping arrangement.
For solving the problems of the technologies described above, the invention provides a kind of spring damping damping arrangement for bogie truck, comprise wide friction wedge, the friction wedge pocket of bolster transverse ends section, the damper spring of wide friction wedge below is cemented in vertical side frame column wearing plate on the side frames column of bogie side frame; The Auxiliary friction surface of described wide friction wedge is laterally protruding gradually from two ends to the middle part along described bogie truck, and described Auxiliary friction surface cooperates the secondary friction pair that forms this spring damping damping arrangement with the Auxiliary friction surface that described bolster is recessed into to the inside.
Preferably, the Auxiliary friction surface of described wide friction wedge be laterally from two ends to the center gradually to the anticlastic surface of middle part projection, described anticlastic surface has two broken lines that arrange along the vertical symmetrical center line both sides of described Auxiliary friction surface.
Preferably, in the level cross-sectionn of described wide friction wedge, angular range is 2 degree～8 degree between the perpendicular of anticlastic two flangings of described Auxiliary friction surface and the interior end points of described two flangings of process.
Preferably, in the level cross-sectionn of described wide friction wedge, the angle in anticlastic two flangings of described Auxiliary friction surface and described two flangings of process between the perpendicular of end points is 3 degree～4 degree.
Preferably, the main friction face of described wide friction wedge and described side frame column wearing plate constitute the main friction pair of this bogie truck spring damping damping arrangement; Described side frame column wearing plate is identical with the transverse width of the main friction face of described wide friction wedge, and for the E axle bogie, the transverse width 〉=260mm of the main friction face of described wide friction wedge.
Preferably, described side frame column wearing plate is specially at side frame column and is the first wearing plate and the second wearing plate that lateral symmetry arranges, and is provided with the wedge backstop of the described bogie side frame of restriction and the horizontal relative motion of bolster between described the first wearing plate and described the second wearing plate.
Preferably, described side frame column wearing plate is connected with the side frame column of described bogie side frame by the first bolt assembly.
Preferably, described wedge backstop is welded on the described side frame column, and perhaps described wedge backstop is connected with described side frame column by the second bolt assembly.
The invention provides a kind of spring damping damping arrangement for bogie truck, the Auxiliary friction surface of its wide friction wedge is laterally protruding to the middle part gradually from two ends to the center along bogie truck, and Auxiliary friction surface cooperates the secondary friction pair that forms this spring damping damping arrangement with the Auxiliary friction surface that bolster is recessed into to the inside.
Adopt this structure, bogie truck is in operational process, because the secondary friction pair of saddle type makes wide friction wedge keep better centering; In addition, the main friction pair of widening will provide to vertical, the horizontal vibration of bogie truck larger damping effect, improves the operation stability of rolling stock; Also prolonged in addition the service life of each friction pair.
The present invention also provides a kind of bogie truck, and comprise two bogie side frames that are spaced laterally apart and the cross support bar that elasticity connects between two bogie side frames and pass the preformed hole of bolster belly, and the bolster that laterally connects at the longitudinal middle part of described side frames; And comprising aforesaid spring damping damping arrangement, the wide friction wedge of described spring damping damping arrangement is located in the friction wedge pocket of described bolster.
Preferably, the bearing saddle assembly of described bogie truck comprises loading ability of bearing saddle and the saddle type elastomeric pad device that raises up; The both sides of described loading ability of bearing saddle are provided with groove, and the both sides of described side frame pedestal opening are provided with leads platform, describedly lead platform and described groove fit setting;
When the axletree axle type of described various bogie trucks is respectively D axle, E and L axle, F and K axle, G and M axle, vertical width range of described loading ability of bearing saddle is respectively 205.6mm～208.7mm, 218.3mm～221.4mm, 250.1mm～253.2mm and 273.9mm～277.0mm, and vertical width range of described side frame pedestal opening is respectively 213mm-216mm, 225.5mm-228.6mm, 257mm-260mm, 281mm-284mm.
Preferably, described loading ability of bearing adapter component is located at described side frame pedestal opening upwards recessed bogie side frame saddle type top and described the wheel between the right antifriction-bearing box, the cross central line of described saddle type elastomeric pad device is provided with two threaded locating dowel pins in top, described threaded locating dowel pin passes the dowel hole of corresponding position, described bogie side frame saddle type top, and the top at described saddle type top also is provided with the nut that cooperates with described threaded locating dowel pin.
Preferably, the lower end of described saddle type elastomeric pad device is provided with the lower seat board of level, solid welding has the saddle type lower cover on the described lower seat board, described saddle type lower cover top is provided with the saddle type upper cover plate, and the elastomeric pad bonding by Vulcanization of described saddle type elastomeric pad device is between described saddle type upper cover plate, described saddle type lower cover and described lower seat board; Described loading ability of bearing saddle is provided with two upright side walls and horizontal top wall, and described roof and described lower seat board are fitted and be connected.
Preferably, described lower seat board bottom is provided with locating dowel pin, and described adapter top is provided with knock hole, and described locating dowel pin and described knock hole are connected.
Preferably, the both sides of described loading ability of bearing saddle bend section are provided with recessed breach, and vertical both sides of described lower seat board are provided with lower protruding backstop, and described breach and described backstop are equipped with.
Preferably, described loading ability of bearing saddle bend section and both sides are the Eight characters anticlastic surface that raises up; And the both sides, lower seat board lower end of described saddle type elastomeric pad device are to the anticlastic surface that is recessed on; The lower seat board bottom of the Eight characters anticlastic surface that described loading ability of bearing saddle bend section raises up and described saddle type elastomeric pad device is equipped with to the anticlastic surface that is recessed on.
Above-mentioned bogie truck also has characteristics simple in structure, that longitudinal size is less when guaranteeing that carrying is stable, can reduce the rigid wheelbase of bogie truck, improves the load-carrying of bogie truck.
Description of drawings
Fig. 1 and Fig. 2 are a kind of front view and the birds-eye view of the specific embodiment of the wide friction wedge of spring damping damping arrangement provided by the present invention;
Fig. 3 be among Fig. 1 A-A to cutaway view;
Fig. 4 is the integral installation figure of the spring damping damping arrangement of central spring suspension provided by the present invention;
Fig. 5, Fig. 6 are respectively bolster lateral plan, the birds-eye view of bogie truck provided by the present invention;
Fig. 7 is two side frame column wearing plates on the side frame column of bogie side frame provided by the present invention and setting and the site plan of wedge backstop;
Fig. 8 is the B-B cutaway view of Fig. 7;
Fig. 9 is the structural representation of spring damping damping arrangement behind the horizontal surface cut of Fig. 4;
Figure 10 is a kind of structural representation of the specific embodiment of the loading ability of bearing adapter component of bogie truck provided by the present invention, and shows simultaneously the lateral plan of the bogie truck of this assembly of assembling;
Figure 11 is the partial enlarged drawing of the loading ability of bearing adapter component installation place among Figure 10;
Figure 12 and Figure 13 are respectively front view and the birds-eye view of saddle type elastomeric pad device among Figure 11;
Figure 14 and Figure 15 are respectively front view and the birds-eye view of the another kind of saddle type elastomeric pad device of loading ability of bearing adapter component provided by the present invention;
Figure 16 is that the lower seat board of saddle type elastomeric pad device provided by the present invention is for to the anticlastic front view that is recessed on, to cooperate as the anticlastic surface that raises up with the top of loading ability of bearing saddle shown in Figure 21;
Figure 17 to Figure 19 is respectively front view, left view and the birds-eye view of the loading ability of bearing saddle that cooperates with Figure 12, saddle type elastomeric pad device shown in Figure 13;
Figure 20 is the birds-eye view of the loading ability of bearing saddle that cooperates with the saddle type elastomeric pad device shown in Figure 14,15;
Figure 21 is the front view of the loading ability of bearing saddle that cooperates with saddle type elastomeric pad device shown in Figure 16;
Figure 22 is the structural representation of a kind of specific embodiment of bogie truck provided by the present invention.
Wherein, the Reference numeral among Fig. 1 to Figure 22 and the corresponding relation between the component names are:
Side frame column wearing plate 2; The first wearing plate 21; The second wearing plate 22; Wedge backstop 23;
Damper spring 3;
Loading ability of bearing saddle 5; Sidewall 51; Roof 52; Knock hole 53; Groove 54; Breach 55; Arc surface 56 with bearing fit; The loading ability of bearing saddle bend section Eight characters anticlastic surface 57 that raises up;
Saddle type elastomeric pad device 6; Upper cover plate 61; Lower cover 62; Elastomeric pad 63; Lower seat board 64; Locating dowel pin 65; Backstop 66; Threaded pin assembly 67; Locating dowel pin 671; Nut 672; Lower seat board bottom is to the anticlastic surface 68 that is recessed on;
The saddle type top 7 of sideframe pedestal drawing strickle guide opening;
Side frame spring seat 8;
Central spring suspension and spring damping damping arrangement 10 thereof; Bolster 20; Friction wedge pocket 201; Wheel is to 30; Antifriction-bearing box 301; Elasticity cross support bar 40; Bogie side frame 50; Side frame pedestal opening 501; The side frame pedestal opening is led platform 5011; Loading ability of bearing adapter component 60.
The specific embodiment
Core of the present invention is for providing a kind of spring damping damping arrangement for bogie truck, the wide friction wedge of this device can improve the centering with respect to bogie side frame, strengthen the stability of three piece truck operation, and have advantage simple in structure, that weight is lighter.
Need to prove that the noun of locality that occurs in the file of the present invention " vertically ", " laterally ", " vertical " refer to when bogie truck is parked on the railway line track, are " vertically " along the railway line track; It is " laterally " along the bogie car direction of principal axis; The direction perpendicular with the railway line orbit plane is " vertical "; " vertically ", " laterally ", " vertical " refer to respectively left and right sides bearing of trend, the up and down bearing of trend, and the up and down bearing of trend among Figure 10 among Figure 22; Should be appreciated that these nouns of locality set up take Figure of description as benchmark, their appearance should not affect protection scope of the present invention.
In order to make those skilled in the art understand better technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1 to Fig. 3, Fig. 1 and Fig. 2 are a kind of front view and the birds-eye view of the specific embodiment of the wide friction wedge 1 of spring damping damping arrangement provided by the present invention; Fig. 3 is that A-A is to cutaway view among Fig. 1, and Fig. 4 is the integral installation figure of the spring damping damping arrangement of central spring suspension provided by the present invention.
Such as Fig. 1 to Fig. 3, shown in Figure 4, spring damping damping arrangement provided by the present invention is used for vehicle and when operation, can reduces from the vibration between line track and the vehicle.For this reason, between the bolster 20 of bogie truck and bogie side frame 50 and central spring suspension, spring damping damping arrangement 10 is set.The spring damping damping arrangement 10 that between bolster 20 and bogie side frame 50 and central spring suspension, arranges, comprise wide friction wedge 1, bolster 20 transverse ends sections friction wedge pocket 201, be cemented in vertical side frame column wearing plate 2 on the side frames column 4 of bogie side frame 50 and the damper spring 3 of wide friction wedge 1 below.Wide friction wedge 1 is located in the bolster friction wedge pocket 201, by damper spring 3, make the saddle type Auxiliary friction surface 11 of the projection of wide friction wedge 1, move along bolster 20 friction wedge pockets inclinations and recessed saddle type Auxiliary friction surface 11, force the main friction face 12 of this wide friction wedge 1 to form main friction pair with side frame column wearing plate 2, and then shock damping action is played in the various vibrations from line track.
Please in conjunction with Fig. 5 to Fig. 9, Fig. 5, Fig. 6 are respectively lateral plan, the birds-eye view of bolster, show the position of bolster friction wedge pocket 201; Fig. 7 is two side frame column wearing plates on the side frame column of bogie side frame provided by the present invention and setting and the site plan of wedge backstop; Fig. 8 is the B-B cutaway view of Fig. 7; Fig. 9 is the structural representation of spring damping damping arrangement behind the horizontal surface cut of Fig. 4.In conjunction with Fig. 1 to Fig. 4, the Auxiliary friction surface 11 of above-mentioned wide friction wedge 1 can be specially along laterally from two ends gradually to the anticlastic surface of middle part projection.This anticlastic surface has two broken lines that arrange along the vertical symmetrical center line both sides of Auxiliary friction surface 11.
In the process that vehicle is moving, the inclination of bolster 20 and recessed saddle type Auxiliary friction surface are fitted and the generation relative motion with the inclination of wide friction wedge 1 and the saddle type Auxiliary friction surface 11 of projection all the time, this relative motion forces the main friction face 12 of wide friction wedge 1 to remain and the fitting tightly of side frame column wearing plate 2, and in vertical and horizontal generation relative motion, play a part the friction damping damping.Thereby improved the centering of wide friction wedge 1 main friction face, guaranteed the stability of bogie truck operation.
In concrete scheme, as shown in Figure 3, in the level cross-sectionn of wide friction wedge 1, two flangings 111 of the broken line 112 that the Auxiliary friction surface 11 of above-mentioned wide friction wedge 1 forms be bending angle through angle between the perpendicular on broken line 112 summits, the scope of this angle can be that 2 degree～8 are spent.
Particularly, in the level cross-sectionn of wide friction wedge 1, two flangings 111 of the broken line 112 that Auxiliary friction surface 11 forms with can be 3～4 to spend through angle between the perpendicular on broken line 112 summits.Choosing this bending angle can make the wear resisting property of wear-resisting wedge and centring property reach optimum effect.
Above-mentioned side frame column wearing plate 2 is identical with the transverse width of the main friction face 12 of wide friction wedge, and the transverse width of main friction face 12, and with regard to the E axle bogie, this width is answered 〉=260mm.
Adopt the long wide friction wedge 1 of this main friction face 12 transverse widths, than the less friction wedge of transverse width in the prior art, improved the centering of wide friction wedge 1 main friction face, strengthened the friction damping damping, simultaneously also reduce abrasion, improved the life-span of wide friction wedge 1.
It is the first side frame column wearing plate 21 and the second side frame column wearing plate 22 that above-mentioned side frame column wearing plate 2 can laterally be symmetrical arranged on side frame column; Between the first side frame column wearing plate 21 and the second side frame column wearing plate 22, be provided with bogie truck limits cross motion between bogie side frame 50 and the bolster 20 when operation wedge backstop 23.This structure will further have been simplified the design of bogie side frame 50 and bolster 20, reduce the weight of bogie truck.
In the scheme, above-mentioned side frame column wearing plate 2 can be connected with the side frame column of bogie side frame 50 by the first bolt assembly more specifically.Adopt this structure, both guaranteed that side frame column wearing plate 2 was connected with the stable of side frame column 4 of bogie side frame 50, bogie truck make again side frame column wearing plate 2 with respect to the alerting ability of the dismounting of bogie side frame 50 square frames, so that can be changed side frame column wearing plate 2 easily behind the work certain hour.In addition, above-mentioned wedge backstop 23 can be welded on the side frame column 4 of bogie side frame 50, and certainly, this wedge backstop 23 can also be connected with side frame column 4 by the second bolt assembly.
Please refer to Figure 22, Figure 22 is the structural representation of a kind of specific embodiment of three piece truck provided by the present invention.
As shown in figure 22, the present invention also provides a kind of bogie truck, comprise two bogie side frames 50 that are spaced laterally apart, the bolster 20 of the longitudinal middle part horizontally set of two bogie side frames 50, at the bolster wedge pocket 201 of the side frames column 4 of bogie side frame 50 and bolster 20 and seat between the damper spring 3 of the central spring suspension on bogie side frame 50 spring bearing platforms 5, comprise also aforesaid spring damping damping arrangement 10 is set that the saddle type Auxiliary friction surface 11 that the wide friction wedge 1 of spring damping damping arrangement 10 tilts is located in the friction wedge pocket 201 of bolster 20.
Because above-mentioned spring damping damping arrangement 10 has above-mentioned technique effect, therefore, comprises that the bogie truck of this spring damping damping arrangement 10 also should have identical technique effect, does not repeat them here.
Please refer to Figure 10 and Figure 11, Figure 10 and Figure 11 are the structural representation of a kind of specific embodiment of loading ability of bearing adapter component provided by the present invention, and show simultaneously the lateral plan of the bogie truck of this loading ability of bearing adapter component of assembling; Figure 11 is the partial enlarged drawing of the loading ability of bearing adapter component installation place among Figure 10.
As shown in Figure 10 and Figure 11, the invention provides a kind of bogie truck, its loading ability of bearing adapter component 60 comprises loading ability of bearing saddle 5, saddle type elastomeric pad device 6.The side frame pedestal that two groups of loading ability of bearing adapter components 60 of bogie truck are arranged at respectively the bogie side frame 50 of bogie truck is opened between saddle type top 7 in 501 and the steering framing wheel antifriction-bearing box 301 to 30 axletree end.Rolling stock by the spring damping damping arrangement of bogie truck by bolster, two groups of central spring suspension and wide friction wedge, two bogie side frames, four groups of loading ability of bearing adapter components and two groups of rolling bearing wheels to and the load of car body flexibly is delivered on the railway line track.
The side frame pedestal that the saddle type top 7 of bogie side frame 50 is arranged on bogie side frame 50 is opened 501 top.The both sides of loading ability of bearing saddle 5 are provided with groove 54, and the side frame pedestal of bogie side frame 50 is opened 501 two pedestal leg inboards and is provided with and leads platform 5011, lead platform 5011 and are with groove 54 and are equipped with; The axletree axle type of various bogie trucks is respectively D axle, E and L axle, F and K axle, G and M axle, vertical width range of the loading ability of bearing saddle 5 of described various axletree axle types is respectively 205.6mm～208.7mm, 218.3mm～221.4mm, 250.1mm～253.2mm and 273.9mm～277.0mm, and described side frame pedestal is opened vertical width range of 501 and is respectively 213mm-216mm, 225.5mm-228.6mm, 257mm-260mm, 281mm-284mm.
Saddle type elastomeric pad device 6 integral body are the saddle type that raises up, the side frame pedestal of being located at loading ability of bearing saddle 5 and bogie side frame 50 is opened between 501 the saddle type top 7, constitute the single stage suspension of bogie truck, vertical width of this saddle type elastomeric pad device 6 and the side frame pedestal of truck side frame 50 are opened vertical width of 501 and two longitudinal pitches of leading between the platform 5011 of two pedestal legs are complementary, and 5 on loading ability of bearing saddle is connected in the below of saddle type elastomeric pad device 6.
Adopt the structure design of this narrow side frame pedestal opening and narrow loading ability of bearing saddle, realize bogie side frame 50 501 liang of pedestal leg inboards of side frame pedestal opening lead being connected of platform 5011 and loading ability of bearing saddle 5 grooves 54, but because the design of narrow saddle type elastomeric pad device 6 is used, under the loaded vehicle state, make the bogie side frame 50 that is connected side frame pedestal opening 501 lead platform 5011 with respect to the vertical relative position at axle journal center, because the compression of narrow saddle type elastomeric pad device 6 moves down about 2mm～4mm than complete vehicle curb condition under the loaded vehicle state.
The most important thing is that this fit system is so that loading ability of bearing saddle 5 need not larger vertical width can be connected with saddle type elastomeric pad device 6, bogie side frame 50 and the wheel antifriction-bearing box 301 to the end.This has reduced the rigid wheelbase of bogie truck so that the compact conformation of loading ability of bearing adapter component 60, and then reduces the deadweight of bogie truck, the load that improves bogie truck.Thereby the design of the railway goods train bogie that the various disalignments that make this structure of employing are heavy can be satisfied the designing requirement of the heavy railway goods train bogie of the various disalignments of following table defined:
Therefore, have the three-major-items roller bearing adapter stabilizer bar of above-mentioned loading ability of bearing adapter component 60 structures, as shown in figure 22, because this structure has higher commonality, inheritance and standardization level, thereby can improve user's competitive power in the international market.
The cross central line of above-mentioned saddle type elastomeric pad device 6 is provided with at least two threaded locating dowel pins 671 in top, threaded locating dowel pin 671 passes the dowel hole of 7 corresponding positions, bogie side frame saddle type top, and the top at this saddle type top 7 also is provided with the nut 672 that cooperates with threaded locating dowel pin 671.Thereby realize being located by connecting of bogie side frame saddle type top 7 and saddle type elastomeric pad device 6.
The lower end of above-mentioned saddle type elastomeric pad device 6 is provided with the lower seat board 64 of level, solid welding has saddle type lower cover 62 on the lower seat board 64, the top of lower cover 62 is provided with saddle type upper cover plate 61, and elastomeric pad 63 bonding by Vulcanizations of saddle type elastomeric pad device 6 are between upper cover plate 61, lower cover 62 and lower seat board 64.The roof 52 of loading ability of bearing saddle 5 is fitted and is connected with the lower seat board of saddle type elastomeric pad device 6 64.The arc surface 56 that above-mentioned loading ability of bearing saddle 5 is provided with two upright side walls 51, horizontal top wall 52 and cooperates with antifriction-bearing box 301, namely the top that extends upward with loading ability of bearing saddle 5 of the shoulder of loading ability of bearing saddle 5 is integrated.
In order to keep above-mentioned saddle type elastomeric pad device all to have suitable rigidity at vertical, vertical and horizontal, the elastomeric thickness of saddle type elastomeric pad device 6 can be arranged on 30mm～40mm, the transverse width of saddle type elastomeric pad device 6 then should suitably lengthen, concerning the E axle bogie, be approximately 300mm, this depends on axle type D, E, L, F, K, G, the M of the axletree of designed bogie truck; Whether be the L, the K that hold of minor axis, M axletree and different at the next bearing that adopts of depending on of the heavy condition of same axis.The elastomeric pad 63 of this saddle type elastomeric pad device 6 can be that the hardness of this elastomeric material should be between Durometer A hardness 65～68 with natural rubber, artificial rubber or suitable Polymer or the elastomeric material of supra polymer.Above-mentioned upper cover plate 61, lower cover 62, lower seat board 64 all can be steel plate, and seat board 64 and 62 sulfurations of steel lower cover are bonded together under the steel of above-mentioned elastomeric pad 63 and steel upper cover plate 61, level.
The transverse width at the saddle type top 7 of above-mentioned bogie side frame is identical with the length of saddle type elastomeric pad device 6, can make the two cooperate better the location like this, to guarantee stable carrying and the location of loading ability of bearing saddle.
Please refer to Figure 12 and Figure 13, Figure 17 to Figure 19, Figure 12 and Figure 13 are respectively front view and the birds-eye view of saddle type elastomeric pad device among Figure 11; Figure 17 to Figure 19 is respectively front view, left view and the birds-eye view of the loading ability of bearing saddle that cooperates with saddle type elastomeric pad device shown in Figure 12.
In the concrete scheme, such as Figure 12 and shown in Figure 13, the number of above-mentioned locating dowel pin 65 can be four, and four locating dowel pins 65 are symmetrically set in the both sides of lower seat board 64 bottoms.With it accordingly, to shown in Figure 19, the top of above-mentioned loading ability of bearing saddle 5 can arrange four knock holees 53 in the corresponding position such as Figure 17, four locating dowel pins 65 of saddle type elastomeric pad device 6 respectively with loading ability of bearing saddle 5 on four knock holees 53 be equipped with.
Can expect that above-mentioned loading ability of bearing saddle 5 and saddle type elastomeric pad device 6 are not limited in the form that four locating dowel pins 65 cooperate with four knock holees 53.
Such as Figure 14 and shown in Figure 15, Figure 14 and Figure 15 are respectively front view and the birds-eye view of the another kind of saddle type elastomeric pad device of loading ability of bearing adapter component provided by the present invention, the number of above-mentioned locating dowel pin 65 can be two, and two locating dowel pins 65 are symmetrically set in the middle part of lower seat board 64 bottoms.With it accordingly, as shown in figure 20, this figure is the birds-eye view of the loading ability of bearing saddle 5 that cooperates with saddle type elastomeric pad device shown in Figure 14, the top of above-mentioned loading ability of bearing saddle 5 can be provided with two knock holees 53 in the middle, two locating dowel pins 65 of saddle type elastomeric pad device 6 respectively with loading ability of bearing saddle 5 on two knock holees 53 be equipped with.
Above-mentioned dual mode all can be realized stable being connected of loading ability of bearing saddle 5 and saddle type elastomeric pad device 6, and the user can select according to actual needs voluntarily.Certainly, above-mentioned loading ability of bearing saddle 5 and saddle type elastomeric pad device 6 can also concrete locating dowel pin 65 and the knock holees 53 that adopt other numbers.
For guaranteeing the accurate location between loading ability of bearing saddle 5 and the saddle type elastomeric pad device 6, such as Figure 12 and shown in Figure 17, the both sides at loading ability of bearing saddle 5 tops are provided with recessed breach 55, and vertical both sides of lower seat board 64 are provided with lower protruding backstop 66, and breach 55 is equipped with backstop 66.Particularly, the height and width of above-mentioned backstop 66 can all be set to 10mm～15mm.
In addition, such as Figure 16 and shown in Figure 21, Figure 16 be the lower seat board of saddle type elastomeric pad device provided by the present invention for to the anticlastic front view that is recessed on, Figure 21 is the front view of the loading ability of bearing saddle that cooperates with saddle type elastomeric pad device shown in Figure 16; The Eight characters anticlastic surface 57 that the both sides, top of loading ability of bearing saddle 5 also can be arranged to raise up; The both sides, lower seat board 64 lower end of saddle type elastomeric pad device 6 then also can be arranged to the anticlastic surface 68 that is recessed on; Lower seat board 64 bottoms of Eight characters anticlastic surface that loading ability of bearing saddle 5 tops raise up 57 and saddle type elastomeric pad device 6 are to the anticlastic surface that is recessed on and are equipped with.This design is suitable for having the design of two locating dowel pins on the lower seat board of saddle type elastomeric pad device, has the simple characteristics of processing and manufacturing process.
More than a kind of bogie truck provided by the present invention and spring damping damping arrangement thereof are described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (15)
1. spring damping damping arrangement that is used for bogie truck, the damper spring (3) that comprises friction wedge pocket (201), wide friction wedge (1) below of bolster (20) the transverse ends section of wide friction wedge (1), described bogie truck is cemented in the vertical side frame column wearing plate (2) on the side frames column (4) of bogie side frame (50) of described bogie truck; It is characterized in that, the Auxiliary friction surface (11) of described wide friction wedge (1) is laterally protruding to the middle part gradually from two ends to the center along described bogie truck, and described Auxiliary friction surface (11) cooperates the secondary friction pair that forms this spring damping damping arrangement with the friction face that described bolster (20) is recessed into to the inside.
2. the spring damping damping arrangement for bogie truck according to claim 1, it is characterized in that, the Auxiliary friction surface (11) of described wide friction wedge (1) be laterally from two ends to the center gradually to the anticlastic surface of middle part projection, described anticlastic surface has two broken lines that arrange along the vertical symmetrical center line both sides of described Auxiliary friction surface (11).
3. the spring damping damping arrangement for bogie truck according to claim 2, it is characterized in that, in the level cross-sectionn of described wide friction wedge (1), angular range is 2 degree～8 degree between the perpendicular of anticlastic two flangings (111) of described Auxiliary friction surface (11) and the interior end points of process described two flangings (111).
4. the spring damping damping arrangement for bogie truck according to claim 3, it is characterized in that, in the level cross-sectionn of described wide friction wedge (1), the angle between the perpendicular of anticlastic two flangings (111) of described Auxiliary friction surface (11) and the interior end points of process described two flangings (111) is 3 degree～4 degree.
5. each described spring damping damping arrangement for bogie truck according to claim 1-4, it is characterized in that the main friction face (12) of described wide friction wedge (1) and described side frame column wearing plate (2) constitute the main friction pair of this bogie truck spring damping damping arrangement; Described side frame column wearing plate (2) is identical with the transverse width of the main friction face (12) of described wide friction wedge (1), and for the E axle bogie, the transverse width 〉=260mm of the main friction face (12) of described wide friction wedge (1).
6. the spring damping damping arrangement for bogie truck according to claim 5, it is characterized in that, described side frame column wearing plate (2) is specially at side frame column and is the first wearing plate (21) and the second wearing plate (22) that lateral symmetry arranges, and is provided with the laterally wedge backstop (23) of relative motion of restriction described bogie side frame (50) and bolster (20) between described the first wearing plate (21) and described the second wearing plate (22).
7. the spring damping damping arrangement for bogie truck according to claim 5 is characterized in that, described side frame column wearing plate (2) is connected with the side frame column (4) of described bogie side frame (50) by the first bolt assembly.
8. the spring damping damping arrangement for bogie truck according to claim 6, it is characterized in that, described wedge backstop (23) is welded on the described side frame column (4), and perhaps described wedge backstop (23) is connected with described side frame column (4) by the second bolt assembly.
9. a bogie truck comprises two bogie side frames (50) that are spaced laterally apart, and the longitudinal middle part of two described bogie side frames (50) laterally connects bolster (20); It is characterized in that, described bogie truck also comprises each described spring damping damping arrangement (10) such as claim 1-8, and the wide friction wedge (1) of described spring damping damping arrangement (10) is located in the friction wedge pocket (201) of described bolster (20).
10. bogie truck according to claim 9, it is characterized in that, described bogie truck bearing packet bearing saddle assembly (60), described bogie side frame (50) is provided with side frame pedestal opening (501), and described loading ability of bearing adapter component (60) comprises the loading ability of bearing saddle (5) of being located in the described bearing side frame pedestal opening (501) and the saddle type elastomeric pad device (6) that raises up; The both sides of described loading ability of bearing saddle (5) are provided with groove (54), and described side frame pedestal opening (501) inboard is provided with leads platform (5011), and the described platform (5011) of leading is equipped with described groove (54);
When the axletree axle type of various described bogie trucks is respectively D axle, E and L axle, F and K axle, G and M axle, vertical width range of described loading ability of bearing saddle (5) is respectively 205.6mm～208.7mm, 218.3mm～221.4mm, 250.1mm～253.2mm and 273.9mm～277.0mm, and vertical width range of described side frame pedestal opening (501) is respectively 213mm-216mm, 225.5mm-228.6mm, 257mm-260mm, 281mm-284mm.
11. bogie truck according to claim 10, it is characterized in that, described loading ability of bearing adapter component is located at described side frame pedestal opening (501) between the bogie side frame saddle type top (7) that is recessed on and the described antifriction-bearing box (301) of taking turns (30), the cross central line of described saddle type elastomeric pad device (6) is provided with two threaded locating dowel pins in top (671), described threaded locating dowel pin (671) passes the dowel hole of corresponding position, described bogie side frame saddle type top (7), and the top at described saddle type top (7) also is provided with the nut (672) that cooperates with described threaded locating dowel pin (671).
12. bogie truck according to claim 11, it is characterized in that, the lower end of described saddle type elastomeric pad device (6) is provided with the lower seat board (64) of level, the upper solid welding of described lower seat board (64) has saddle type lower cover (62), described lower cover (62) top is provided with saddle type upper cover plate (61), and elastomeric pad (63) bonding by Vulcanization of described saddle type elastomeric pad device (6) is between described upper cover plate (61), described lower cover (62) and described lower seat board (64); Described loading ability of bearing saddle (5) is provided with two upright side walls (51) and horizontal top wall (52), and described roof (52) is fitted and is connected with described lower seat board (64).
13. bogie truck according to claim 12, it is characterized in that, described lower seat board (64) bottom is provided with locating dowel pin (65), described loading ability of bearing saddle (5) top is provided with knock hole (53), and described locating dowel pin (65) is connected with described knock hole (53).
14. bogie truck according to claim 12, it is characterized in that, the both sides at described loading ability of bearing saddle (5) top are provided with recessed breach (55), vertical both sides of described lower seat board (64) are provided with lower protruding backstop (66), and described breach (55) is equipped with described backstop (66).
15. bogie truck according to claim 14 is characterized in that, the both sides at described loading ability of bearing saddle (5) top are the Eight characters anticlastic surface (57) that raises up; And the both sides of lower seat board (64) lower end of described saddle type elastomeric pad device (6) are to the anticlastic surface that is recessed on (68); The Eight characters anticlastic surface (57) that raises up at described loading ability of bearing saddle (5) top is equipped with to the anticlastic surface that is recessed on (68) with the lower seat board (64) of described saddle type elastomeric pad device (6) bottom.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210307842.2A CN102975735B (en) | 2012-08-27 | 2012-08-27 | A kind of spring damping damping arrangement and apply the bogie truck of this device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210307842.2A CN102975735B (en) | 2012-08-27 | 2012-08-27 | A kind of spring damping damping arrangement and apply the bogie truck of this device |
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| CN102975735B CN102975735B (en) | 2015-11-25 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103171581A (en) * | 2013-03-29 | 2013-06-26 | 齐齐哈尔轨道交通装备有限责任公司 | Railway wagon bogie and rubber blanket thereof |
| CN103171582A (en) * | 2013-03-29 | 2013-06-26 | 齐齐哈尔轨道交通装备有限责任公司 | Railway wagon bogie and rubber blanket thereof |
| CN108238061A (en) * | 2018-02-09 | 2018-07-03 | 中车长江车辆有限公司 | Flexible axle box and its assembly method and bogie |
| CN108360417A (en) * | 2018-04-26 | 2018-08-03 | 丁超 | Road caution arresting gear |
| CN108569307A (en) * | 2017-03-08 | 2018-09-25 | 阿母斯替德铁路公司 | The friction shoe groups of springs of bogies for railway vehicles |
| CN110392651A (en) * | 2016-12-30 | 2019-10-29 | 内维斯工业有限责任公司 | Rail truck roller bearing adapter mattress system |
| CN110723206A (en) * | 2018-07-16 | 2020-01-24 | 郑州宇通客车股份有限公司 | Adaptive adjustment steering method and system for road surface roughness |
| CN114845922A (en) * | 2019-10-22 | 2022-08-02 | 全国钢车有限公司 | Wedge fitting for railway car bogie damper |
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| CN108238061A (en) * | 2018-02-09 | 2018-07-03 | 中车长江车辆有限公司 | Flexible axle box and its assembly method and bogie |
| CN108360417A (en) * | 2018-04-26 | 2018-08-03 | 丁超 | Road caution arresting gear |
| CN108360417B (en) * | 2018-04-26 | 2024-05-03 | 新乡市恒德机电有限公司 | Road warning blocking device |
| CN110723206A (en) * | 2018-07-16 | 2020-01-24 | 郑州宇通客车股份有限公司 | Adaptive adjustment steering method and system for road surface roughness |
| CN114845922A (en) * | 2019-10-22 | 2022-08-02 | 全国钢车有限公司 | Wedge fitting for railway car bogie damper |
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| CN102975735B (en) | 2015-11-25 |
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Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee after: CRRC QIQIHAR VEHICLE CO., LTD. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee before: Qiqihar Railway Rolling Stock Co., Ltd. |