CN103496377B - A kind of standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame - Google Patents

A kind of standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame Download PDF

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Publication number
CN103496377B
CN103496377B CN201310509852.9A CN201310509852A CN103496377B CN 103496377 B CN103496377 B CN 103496377B CN 201310509852 A CN201310509852 A CN 201310509852A CN 103496377 B CN103496377 B CN 103496377B
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frame
spring
outside
axle
backstop
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CN103496377A (en
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李涛
张红军
黄赫
钟文生
涂立波
妖远
陈信才
张开林
邓贝贝
陈康
罗芳
周顺
吴琪
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Guangzhou Electrical Locomotive Co Ltd
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Guangzhou Electrical Locomotive Co Ltd
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Abstract

The invention discloses a kind of standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame, described bogie truck adopts B 0+ B 0-B 0+ B 0shaft type, namely described bogie truck comprises two four-shaft steerings, and each four-shaft steering comprises an intermediate frame and two sub-bogie trucks; Sub-bogie truck comprises B 0framework, brake equipment, wheel to axle box etc.; Intermediate frame is that cylindrical rubber heap is seated in two B with the form of putting up a bridge by two 0on framework, intermediate frame is high round steel spring supporting car body by three; Wheel is to comprising wheel and axletree, and take turns employing pivoted arm axle-box locating, axle box is arranged on wheel on the axletree in outside; It is helical steel springs and inner side one is helical steel springs that axle box both sides are equipped with outside one respectively, outside one is helical steel springs is the multi-turn spring that rigidity is less, be fixedly connected with axle box, inner side one is helical steel springs is few coil spring that rigidity is larger, be connected with axle box elasticity, make pivoted arm axle box can adapt to the load of constantly change like this.

Description

A kind of standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame
Technical field
The present invention relates to a kind of bogie truck of electric locomotive, particularly relate to a kind of standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame.
Background technology
Publication No. a kind of B that has been the disclosure of the invention of CN102756739A 0-B 0four-shaft steering, comprises two B 0framework and an intermediate frame, B 0adopt secondary suspension to be connected between framework with intermediate frame, adopt three to be hang to be connected between intermediate frame with car body, B 0it is right that framework comprises wheel, takes turns employing pivoted arm axle-box locating, the effect of axle box be by from the right transmission of power of wheel to B 0on framework, B 0draw gear is provided with, B between framework and car body 0framework by draw gear by transmission of power on car body.This kind of locomotive curving performance is good, and towability is strong, and utilization of adhesion is high.
Existing if application number is for 201210303591.0 publication date are for axle box disclosed in the document of 2013.1.2 is primarily of axle sleeve, left supporting plate, right supporting plate and rubber arthrosis cover, left supporting plate and B 0outside primary spring is provided with, right supporting plate and B between framework 0be provided with inner side primary spring between framework, in use, the rigidity of outside primary spring is less, and the rigidity of inner side primary spring is comparatively large, can ensure that axle box is in a basic balance like this, makes to be arranged on the rubber arthrosis that rubber arthrosis puts and does not substantially stress.The structure of left supporting plate and right supporting plate is basically identical, but interior outside primary spring rigidity is different, makes the stressed also difference of left supporting plate and right supporting plate, therefore, designs a structure of axle box and be very important to the primary spring adapting to different-stiffness.
B 0: represent two axle truck, every platform bogie truck has two groups of wheels right.
Summary of the invention
The object of this invention is to provide a kind of standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame, utilize the present invention, stressed, side elastic force balance is fixed in pivoted arm axle box side, and pivoted arm axle box can adapt to the load of constantly change.
For solving the problems of the technologies described above, the present invention is achieved through the following technical solutions.
Adopt the standard gauge bull wheel footpath eight axle bogie of electric locomotive of intermediate frame, described electric locomotive adopts B 0+ B 0-B 0+ B 0shaft type, namely described electric locomotive comprises two four-shaft steerings, and each four-shaft steering comprises an intermediate frame and two sub-bogie trucks; Sub-bogie truck comprises B 0framework, brake equipment, wheel to, actuating device and axle box etc.; Intermediate frame is that cylindrical rubber heap is seated in two B with the form of putting up a bridge by two 0on framework, intermediate frame is high round steel spring supporting car body by three, and being provided with three between intermediate frame and car body be vertical damper, three be lateral damper, three is vertical backstop; B 0framework to be connected with car body by draw gear and to transmit the locomotive tractive effort; Brake equipment adopts Multiple disc brake, and brake equipment hanging is at B 0framework end; Wheel is to comprising pair of wheels and the axletree being connected wheel; Actuating device comprises motor and gear system, and in same sub-bogie truck, motor adopts and is arranged symmetrically with, and motor one end is supported on axletree rigidly by axle suspension bearing box, axle suspension bearing, and the motor other end is flexibly suspended on B by motor suspension rod 0on framework, the miniature gears be connected with motor engages with the big gear wheel of gear system; Take turns employing pivoted arm axle-box locating, axle box is arranged on wheel on the axletree in outside; Be provided with axle sleeve in the middle part of axle box, axle sleeve one end is provided with outside spring case, and the axle sleeve other end is provided with inner side spring case; Spring case base plate, the hollow cylinder backstop being located at spring case base plate center, outside, the outside spring case wall be located on the spring case bottom edge of outside outside outside spring case comprises; The inner side spring case wall that inner side spring case comprises inner side spring box plate and is located on spring box plate edge, inner side, spring box plate center, inner side is provided with backing plate mounting hole; It is helical steel springs and inner side one is helical steel springs that axle box both sides are equipped with outside one respectively, outside one is helical steel springs is the multi-turn spring that rigidity is less, outside one is that helical steel springs is arranged in the spring case of outside in a position-stable manner, inner side one is helical steel springs is few coil spring that rigidity is larger, and inner side one is that helical steel springs is arranged in the spring case of inner side with elastic type.When outside one is helical steel springs installation, it is helical steel springs that outside one is lived in the holding of hollow cylinder backstop, makes outside one be that helical steel springs and axle box form a fixed connection.Inner side one is helical steel springs when installing, inner side one be helical steel springs vertical and horizontal without registration device holding, inner side one is that helical steel springs forms elasticity with axle box and is connected, and makes pivoted arm axle box can adapt to the continuous load changed like this.
" mouth " font welded steel structure that intermediate frame is mainly made up of two curb girders and two butt beams, curb girder and end carriage are box beam structure; Being provided with three in the middle of curb girder upper surface is spring perch, three is that spring perch comprises circular bottom plate and is located at the cylindrical seat core in circular bottom plate, three is that to be arranged on three be in spring perch to high round steel lower spring end, three is that high round steel spring upper end is arranged on car body, and three what be that high round steel spring forms that intermediate frame supports car body three is suspension; Being provided with side sill flange in the middle of curb girder upper surface and being located at three on side sill flange is vertical stopping seat, and three is that to be arranged on three be on vertical stopping seat in vertical backstop lower end, and three is that vertical backstop upper end is arranged on car body; Being provided with three in the middle of curb girder lower surface is vertical damper holder, and three is that to be arranged on three be on vertical damper holder in vertical damper lower end, and three is that vertical damper upper end is arranged on car body; Being provided with three in the middle of side rail inner face is horizontal damper holder, and three is that to be arranged on three be on horizontal damper holder in lateral damper lower end, and three is that vertical damper upper end is arranged on car body; It is horizontal stopping seat that end carriage lower surface is provided with two, and two be horizontal stopping seat is the rectangle frame being provided with cavity; It is stopping seat of shaking the head that end carriage lower surface is provided with two, two be shake the head stopping seat by two pieces separate back to C type block form, formed between two pieces of C type blocks and to shake the head backstop chamber.The intermediate frame Stability Analysis of Structures of " mouth " font welded steel structure, be convenient to processing and manufacturing, and can avoid occuring bending and deformation under the effect of transverse load.Curb girder and end carriage adopt box beam structure, can economize material, loss of weight, be convenient to processing, ensure that intermediate frame has enough strength and stiffness simultaneously.
B 0the H type welded steel structure that framework mainly forms along trackside beam and a traction crossbeam by two, is box beam structure along trackside beam and traction crossbeam; Be provided with the L-type structure extended internally along trackside beam two ends, L-type structure is welded with mounting seat of brake, brake equipment hanging is on mounting seat of brake; Being provided with one along trackside beam lower surface is spring footstock outside axle box, and one is the disk being provided with assembly opening outside axle box centered by spring footstock, and outside one is that helical steel springs top to be arranged on outside axle box on spring footstock; Being provided with one along trackside beam lower surface is spring footstock inside axle box, and one is the disk being provided with assembly opening inside axle box centered by spring footstock, and inner side one is that helical steel springs top to be arranged on inside axle box on spring footstock; Traction beam surface upper is provided with secondary suspension mount pad, be provided with assembly opening centered by secondary suspension mount pad, square base that surrounding is provided with mounting hole, two is that cylindrical rubber heap lower end is arranged on secondary suspension mount pad, two is that cylindrical rubber heap upper end is arranged on intermediate frame lower surface, and two is that cylindrical rubber heap forms B 0the secondary suspension of boom foot intermediate frame; In the middle of traction beam surface upper, to be provided with two be horizontal backstop mounting base, two be provided with assembly opening centered by horizontal backstop mounting base, rectangular boss that surrounding is provided with mounting hole; To be provided with two be backstop of shaking the head to traction beam surface upper, and two be backstop of shaking the head is frame-type structure; B is provided with in the middle of traction crossbeam lower surface 0framework traction seat, B 0framework traction seat is truncated cone-shaped Connection Block; Traction is provided with motor hanging seat in the middle of crossbeam two sides, is provided with motor safety holder below motor hanging seat.The B of H type welded steel structure 0framework structure is simple, be convenient to processing and manufacturing.Adopt box beam structure along trackside beam and traction crossbeam, material, loss of weight can be economized, be convenient to processing, ensure B simultaneously 0framework has enough strength and stiffness.
Axle box and B 0being provided with one between framework is vertical damper, it is vertical damper base that spring case wall outside, outside is provided with one, being provided with one along trackside beam lateral surface is vertical damper footstock, one is that to be arranged on one be on vertical damper base in vertical damper lower end, and one is that to be arranged on one be on vertical damper footstock in vertical damper upper end; Axle box and B 0being provided with one between framework is pivoted arm positioning rubber joint, spring case one end, inner side is provided with rubber arthrosis cover, be provided with rubber arthrosis seat along trackside beam lower surface near traction crossbeam place, one is that pivoted arm positioning rubber joint is arranged in rubber arthrosis cover, and rubber arthrosis cover is connected with rubber arthrosis seat.One is that vertical damper can cushion B 0framework is relative to the up-down vibration of axle box.One is the longitudinal load-bearing ability that axle box can be improved in pivoted arm positioning rubber joint, and simultaneous buffering axle box is relative to B 0the longitudinal vibration of framework.
Axle box outer end is provided with journal box lid, and journal box lid is hollow round table structure, and hollow round table side is provided with lug backstop, and the lug backstop opposite side of hollow round table side is provided with gusset, and gusset is provided with tapped bore.
When installation shaft case lid is to axle box, lug backstop withstands B 0framework, plays the effect of location.The effect of tapped bore is sensor installation.
Draw gear comprises recommends draw bar and car body traction seat; The main body of car body traction seat is welding body structure, comprise main hollow frame, main hollow frame top is provided with traction seat top board, traction seat top board is connected with car body, main hollow frame upper end forms the transition of the outside bending be connected with traction seat top board, main hollow frame bottom is provided with traction seat base plate, and traction seat base plate bottom is provided with circular platform type Connection Block; Recommend draw bar side and be provided with bending, recommend draw bar two ends and spherical rubber joint is housed, be connected with the circular platform type Connection Block of car body traction seat near the spherical rubber joint of bending one end, in the middle of traction crossbeam lower surface, be provided with B 0framework traction seat, B 0framework traction seat is truncated cone-shaped Connection Block, recommends spherical rubber joint and the B of the draw bar other end 0framework traction seat connects.Draw gear directly connects B 0framework and car body, realize the transmission of locomotive longitudinal traction and braking force, and towing point is low, utilization of adhesion is high.
Motor is provided with air channel near wheel to side, and the effect in air channel is ventilation and heat; Outside motor is provided with motor safety holder, and be provided with the motor safety seat of mounted motor safe support in the middle of traction crossbeam two sides, motor safety holder can prevent motor accidental.
Two is horizontal backstop, two, and to be horizontal backstop mounting base, two be that horizontal stopping seat composition two is transverse stop device, two is that to be arranged on two be on horizontal backstop mounting base in horizontal backstop bottom, and two is that to be located at two be in the cavity of horizontal stopping seat on horizontal backstop top.Two is that transverse stop device can limit intermediate frame relative to B 0framework generation lateral excursion.
Two be backstop and two of shaking the head be stopping seat composition of shaking the head two is stop device of shaking the head, and two is that backstop of shaking the head is located at and is shaken the head in backstop chamber.Two is that stop device of shaking the head can limit intermediate frame relative to B 0framework is shaken the head.
Accompanying drawing explanation
Fig. 1 is the front view of four-shaft steering.
Fig. 2 is the birds-eye view of four-shaft steering.
Fig. 3 is the front schematic view of intermediate frame.
Fig. 4 is the schematic rear view of intermediate frame.
Fig. 5 is B 0the front schematic view of framework.
Fig. 6 is B 0the schematic rear view of framework.
Fig. 7 is B 0the front view of framework.
Fig. 8 is the structural representation of axle box.
Fig. 9 is the assembling schematic diagram of primary spring and axle box.
Figure 10 is the connection diagram of draw gear.
Figure 11 is the C partial view of Figure 10.
Figure 12 is the front view of actuating device.
Figure 13 is the lateral plan of actuating device.
Figure 14 is the schematic diagram of journal box lid.
Figure 15 is the A-A cutaway view of Fig. 2.
Figure 16 is the B-B cutaway view of Fig. 2.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
As depicted in figs. 1 and 2, adopt the standard gauge bull wheel footpath eight axle bogie of electric locomotive of intermediate frame, described electric locomotive adopts B 0+ B 0-B 0+ B 0shaft type, namely described electric locomotive comprises two four-shaft steerings, and each four-shaft steering comprises an intermediate frame 1 and two sub-bogie trucks; Sub-bogie truck comprises B 0framework 2, brake equipment 3, take turns to, actuating device and axle box 10 etc.; Intermediate frame 1 is that cylindrical rubber heap 4 is seated in two B with the form of putting up a bridge by two 0on framework 2, intermediate frame 1 is that high round steel spring 5 supports car body by three, and being provided with three between intermediate frame 1 and car body be vertical damper 6, three be lateral damper 7, three is vertical backstop (sign); B 0framework 2 to be connected with car body by draw gear and to transmit the locomotive tractive effort; Brake equipment 3 adopts Multiple disc brake, and brake equipment 3 is hung at B 0framework 2 end; Wheel is to comprising pair of wheels 8 and the axletree 9 being connected wheel 8; Actuating device comprises motor 11 and gear system 12, the power of motor 11 is large, rating horsepower is 1200kW, gear system 12 is non-bearing gear system, in same sub-bogie truck, motor 11 adopts and is arranged symmetrically with, and motor 11 one end is supported on axletree 9 by axle suspension bearing box, axle suspension bearing (sign) rigidly, and motor 11 other end is flexibly suspended on B by motor suspension rod 13 0on framework 2, the miniature gears be connected with motor 11 engages with the big gear wheel of gear system 12; Take turns employing pivoted arm axle-box locating, axle box 10 is arranged on wheel on the axletree 9 in outside, it be helical steel springs 15 and inner side one is helical steel springs 16 that axle box 10 both sides are equipped with outside one respectively, outside one is helical steel springs 15 is the multi-turn spring that rigidity is less, and inner side one is helical steel springs 16 is few coil spring that rigidity is larger.Adopt the standard gauge bull wheel footpath eight axle bogie of electric locomotive of intermediate frame, axle heavy 25t, the highest overall trip speed 80km/h.Middle structure 1 frame only bears vertical load and the transverse load of locomotive, does not bear longitudinal loading.
As shown in Figure 3 and Figure 4, " mouth " font welded steel structure that intermediate frame 1 is mainly made up of two curb girder 1a and two butt beam 1b, curb girder 1a and end carriage 1b is box beam structure.Intermediate frame 1 Stability Analysis of Structures of " mouth " font enclosed construction, be convenient to processing and manufacturing, and can avoid occuring bending and deformation under action of lateral load.Box beam structure can be economized material, loss of weight, be convenient to processing, ensures that intermediate frame 1 has enough strength and stiffness simultaneously.
As shown in Figure 3 and Figure 4, being provided with three in the middle of curb girder 1a upper surface is spring perch 1c, three is that spring perch 1c comprises circular bottom plate 1c-1 and is located at the cylindrical seat core 1c-1 on circular bottom plate 1c-2, three is that high round steel spring 5 lower end is seated on circular bottom plate 1c-2, cylindrical seat core 1c-1 plays location, and three is that high round steel spring 5 upper end is arranged on car body.
As shown in Figure 3 and Figure 4, being provided with side sill flange 1d in the middle of curb girder 1a upper surface and being located at three on side sill flange 1d is vertical stopping seat 1e, three is that to be arranged on three be on vertical stopping seat 1e in vertical backstop (sign) lower end, three is that vertical backstop (sign) upper end is arranged on car body, and three is that vertical backstop (sign) can limit the downward shift of car body relative to intermediate frame 1.
As shown in Figure 3 and Figure 4, being provided with three in the middle of curb girder 1a lower surface is vertical damper holder 1f, three is that to be arranged on three be on vertical damper holder 1f in vertical damper 6 lower end, three is that vertical damper 6 upper end is arranged on car body, and three is the up-down vibration that vertical damper 6 can cushion the relative intermediate frame 1 of car body.
As shown in Figure 3 and Figure 4, being provided with three in the middle of curb girder 1a medial surface is horizontal damper holder 1g, three be that lateral damper 7 lower end installs three is on horizontal damper holder 1g, three is that lateral damper 7 upper end is arranged on car body, and three is the lateral vibration that lateral damper 7 can cushion the relative intermediate frame 1 of car body.
As shown in Fig. 5, Fig. 6, Fig. 7, B 0the H type welded steel structure that framework 2 mainly forms along a trackside beam 2a and traction crossbeam 2b by two, is box beam structure along trackside beam 2a and traction crossbeam 2b.The B of H type welded steel structure 0framework 2 structure is simple, be convenient to processing and manufacturing.Box beam structure can be economized material, loss of weight, be convenient to processing, ensures B simultaneously 0framework 2 has enough strength and stiffness.
As shown in Figure 5 and Figure 6, be provided with the L-type structure 2c extended internally along trackside beam 2a two ends, L-type structure 2c be welded with mounting seat of brake 2d, brake equipment 3 is hung on mounting seat of brake 2d.
As shown in Figure 5 and Figure 6, traction crossbeam 2b upper surface is provided with secondary suspension mount pad 2g, is provided with assembly opening, square base that surrounding is provided with mounting hole centered by secondary suspension mount pad 2g; Two is that cylindrical rubber heap lower end 4 is arranged on secondary suspension mount pad 2g, and two is the lower surface that cylindrical rubber piles that 4 upper ends are arranged on intermediate frame 2, and two is that cylindrical rubber heap 4 forms B 0framework 2 supports the secondary suspension of intermediate frame 1.As shown in Figure 1 and Figure 7, adopting fish belly shape structure, can reduce the height of whole locomotive so as far as possible along trackside beam 2a, be two is that cylindrical rubber heap 4 reserves installing space.
As shown in Figure 8 and Figure 9, be provided with axle sleeve 10a in the middle part of axle box 10, axletree 9 is located in axle sleeve 10a; Axle sleeve 10a side is provided with outside spring case 10b, and axle sleeve 10a opposite side is provided with inner side spring case 10c; Spring case base plate 10b-1, the hollow cylinder backstop 10b-2 being located at spring case base plate 10b-1 center, outside, the outside spring case wall 10b-3 be located on spring case base plate 10b-1 edge, outside outside outside spring case 10b comprises; The inner side spring case wall 10c-2 that inner side spring case 10c comprises inner side spring box plate 10c-1 and is located on spring box plate 10c-1 edge, inner side, spring box plate 10c-1 center, inner side is provided with backing plate mounting hole 10c-3.
As shown in Figure 6, be provided with outside spring footstock 2j along trackside beam 2a lower surface, centered by the spring footstock 2j of outside, be provided with the disk of assembly opening; As shown in Figure 9, outside one is that helical steel springs 15 top is provided with outside spring bearer plate 15a, and spring bearer plate 15a upper surface center, outside is provided with the first cylindrical core 15b, and outside one is that helical steel springs 15 bottom is provided with outside spring pedestal 15c.When installation outside one is helical steel springs 15, the first cylindrical core 15b on top is placed in the assembly opening at spring footstock 2j center, outside, the outside spring pedestal 15c of bottom is seated on the spring case base plate 10b-1 of outside, spring pedestal 15c outside hollow cylinder backstop 10b-2 holding, outside is once being that helical steel springs 15 is rigidly connected with axle box 10 like this.
As shown in Figure 6, be provided with inner side spring footstock 2k along trackside beam 2a lower surface, centered by the spring footstock 2k of inner side, be provided with the disk of assembly opening; As shown in Figure 9, inner side one is that helical steel springs 16 top is provided with inner side spring bearer plate 16a, and spring bearer plate 16a upper surface center, inner side is provided with the second cylindrical core 16b, and inner side one is that helical steel springs 16 bottom is provided with inner side spring pedestal 16c.When installation inner side one is helical steel springs 16, the second cylindrical core 16b on top is placed in the assembly opening that is spring footstock 2j center, outside; Inner side spring box plate 10c-1 upper surface is provided with spring pedestal backing plate 16d, spring pedestal backing plate 16d center is provided with cylinder pin hole 16e, and spring pedestal backing plate 16d is connected with inner side spring box plate 10c-1 with backing plate mounting hole 10c-3 through cylinder pin hole 16e by straight pin 16f; Inner side spring pedestal 16c is directly seated on spring pedestal backing plate 16d, such inner side is once being that helical steel springs 16 is connected with axle box 10 elasticity, and the effect of spring pedestal backing plate 16d prevents inner side one from being that helical steel springs 16 directly contacts with inner side spring box plate 10c-1 and inner side spring box plate 10c-1 is worn and torn.
As shown in Figure 8, outside spring case wall 10b-3 outside is provided with one is vertical damper base 10e; As shown in Figure 5 and Figure 6, being provided with one along trackside beam 2a lateral surface is vertical damper footstock 2m; As depicted in figs. 1 and 2, axle box 10 and B 0being provided with one between framework 2 is vertical damper 17, and one is that to be arranged on one be on vertical damper base 10e in vertical damper 17 lower end, and one is that to install one be on vertical damper footstock 2m in vertical damper 17 upper end.One is that vertical damper can cushion B 0framework 2 is relative to the up-down vibration of axle box 10.
As shown in Figure 8, inner side spring case 10c one end is provided with rubber arthrosis cover 10d; As shown in Figure 6 and Figure 7, rubber arthrosis seat 2n is provided with along trackside beam 2a lower surface near traction crossbeam 2b place; As depicted in figs. 1 and 2, axle box 10 and B 0be provided with one between framework to be pivoted arm positioning rubber joint 18, be that pivoted arm positioning rubber joint 18 is arranged in rubber arthrosis cover 10d, rubber arthrosis cover 10d is connected with rubber arthrosis seat 2n.One is the longitudinal load-bearing ability that axle box 10 can be improved in pivoted arm positioning rubber joint 18, and simultaneous buffering axle box 10 is relative to B 0the longitudinal vibration of framework 2.
As shown in Fig. 2 and Figure 14, axle box 10 outer end is provided with journal box lid 14, and journal box lid 14 is hollow round table structure, and hollow round table side is provided with lug backstop 14a, and the lug backstop 14a opposite side of hollow round table side is provided with gusset 14b, and gusset 14b is provided with tapped bore 14c.When installation shaft case lid 14 to axle box 10, lug backstop 14a withstands B 0framework 2, plays the effect of location.The effect of tapped bore 14c is sensor installation.
As shown in Fig. 1 and Figure 10, draw gear comprises recommends draw bar 20 and car body traction seat 19.Car body traction seat 19 main body is welding body structure, comprise main hollow frame 19a, main hollow frame 19a top is provided with traction seat top board 19b, traction seat top board 19b is connected with car body, main hollow frame 19a upper end forms the transition 19e of the outside bending be connected with the top board 19b that ushers, transition 19e can increase the area of thrust surface of main hollow frame 19a, strengthens stress performance; Main hollow frame 19a bottom is provided with traction seat base plate 19c, and traction seat base plate 19c bottom is provided with circular platform type Connection Block 19i.Recommend draw bar 20 side and be provided with bending 20a, recommend draw bar 20 two ends and spherical rubber joint 20b is housed, be connected with the circular platform type Connection Block 19i of car body traction seat 19 near the spherical rubber joint 20b of bending 20a one end, in the middle of traction crossbeam 2b lower surface, be provided with B 0framework traction seat 2i, recommends spherical rubber joint 2b and the B of draw bar 20 other end 0framework traction seat 2i connects.Draw gear directly connects B 0framework 2 and car body, realize the transmission of locomotive longitudinal traction and braking force, and towing point is low, utilization of adhesion is high.
As shown in figure 11, spherical rubber joint 20b comprises adapter sleeve 20b-1 and is located at the traction sulfuration assembly 20b-2 of adapter sleeve 20b-1 inside, traction sulfuration assembly 20b-2 is enclosed within the outside face of circular platform type Connection Block 19i, and compress with assembly pressing plate 21, assembly pressing plate 21 is connected with circular platform type Connection Block 19i by bolt 22.Assembly pressing plate 21 is provided with the first oil circuit hole 23, circular platform type Connection Block 19i center is provided with the second oil circuit hole 24, circular platform type Connection Block 19i inner radial is provided with the 3rd oil circuit hole 25 be connected with the second oil circuit hole 24, gap 26 is there is between assembly pressing plate 21 and circular platform type Connection Block 19i, first oil circuit hole 23, oil circuit hole 24, gap 26, second, the 3rd oil circuit hole 25 form the oil circuit be communicated with, oilhole lid 27,28 seal oil circuit.Traction sulfuration assembly 20b-2 is provided with gear oil groove 20b-5 near circular platform type Connection Block 19i top, gear oil groove 20b-5 inside is provided with seal ring 29.Adopt above-mentioned technical scheme, spherical rubber joint 20b and circular platform type Connection Block 19i can Assembly &Disassembly easily, and lubricant effect is better.B 0the connection mode of framework traction seat 2i and spherical rubber joint 20b, the same with spherical rubber joint 20b with car body traction seat 19, this does not repeat.
As shown in Figure 12 and Figure 13, motor 11 is provided with air channel 11a near wheel to place, and the effect of air channel 11a is ventilation and heat.
As shown in figure 12, motor 11 outside is provided with motor suspension rod 13, and two suspension rod spherical rubber joints are equipped with at motor suspension rod 13 two ends respectively; As shown in Figure 5 and Figure 6, draw in the middle of crossbeam 2b two sides and be provided with motor hanging seat 2h; Shown in Fig. 1 and Fig. 2, motor suspension rod 13 one end is connected with motor 11 by bolt, and motor suspension rod 13 other end is connected with motor hanging seat 2h by bolt.
As shown in figure 12, motor 11 outside is provided with motor safety holder 100, is provided with the motor safety seat (sign) of mounted motor safe support 100 below motor hanging seat 2h.Motor safety holder 100 can prevent motor 11 accidental.
As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Figure 15, B 0being provided with two between framework 2 and intermediate frame 1 is transverse stop device, and comprising two be horizontal backstop 30, two be horizontal stopping seat 1h, two is horizontal backstop mounting base 2e; Two be horizontal stopping seat 1h is the rectangle frame being provided with cavity, and two is that horizontal stopping seat 1h is provided with the stop wall 1h-1 surrounding a week, and stop wall 1h-1 inside is horizontal backstop chamber 1h-2, and two is that horizontal stopping seat 1h is located at end carriage 1b lower surface; Two be provided with assembly opening centered by horizontal backstop mounting base 2e, rectangular boss that surrounding is provided with mounting hole, be located in the middle of traction crossbeam 2b upper surface; Two is that to be arranged on two be on horizontal backstop mounting base 2e in horizontal backstop 30 bottom, and two is that horizontal backstop 30 top is located in horizontal backstop chamber 1h-2.
Shown in Figure 15, two is that horizontal backstop 30 comprises backstop main body 30a, backstop sulfuration assembly 30b, pressing plate 30c, boss 31 is provided with in the middle part of backstop main body 30a, backstop sulfuration assembly 30b lower surface is arranged on boss 31, backstop sulfuration assembly 30b upper surface is concordant with backstop main body 30a upper surface and push down with pressing plate 30c, and pressing plate 30c bolt is connected to backstop main body 30a upper surface.Be provided with rubber stop tab 33 inside stop wall 1h-1, elasticity and shock resistance that two are transverse stop device can be improved like this.Be provided with flange 34 bottom backstop main body 30a, flange 34 is provided with circular hole, and two is the mounting hole that horizontal backstop mounting base 2e is provided with corresponding circular hole, and being bolted backstop main body 30a and two is horizontal backstop mounting base 2e.Being provided with convex axle 36, two bottom backstop main body 30a is the assembly opening 37 that horizontal backstop mounting base 2e is provided with corresponding convex axle 36, and when connection backstop main body 30a and two is horizontal backstop mounting base 2e, convex axle 36 enters assembly opening 37, and assembly opening 37 plays location.Stop sulfuration assembly 30b comprises outer Sealing shield ring 30b-1, polysulphide rubbers circle 30b-2, interior Sealing shield ring 30b-3, polysulphide rubbers circle 30b-2 connects outer Sealing shield ring 30b-1 and interior Sealing shield ring 30b-3, the intensity of sulfuration assembly 30b can be increased like this, alleviate the weight of stop sulfuration assembly 30b simultaneously.Adopt above-mentioned technical scheme, two is that transverse stop device is not only easy for installation, and can limit intermediate frame 1 in good condition relative to B 0the lateral excursion of framework 2, two is that horizontal backstop 30 can also remove maintenance or change stop sulfuration assembly 30b, and convenient like this two is the maintenance of transverse stop device.
As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Figure 16, B 0being provided with two between framework 2 and intermediate frame 1 is stop device of shaking the head, and comprising two be the backstop 2f and two that shakes the head is the stopping seat 1i that shakes the head; Two be the backstop 2f that shakes the head is framed structure, is located at traction crossbeam 2b upper surface; Two is that the stopping seat 1i that shakes the head comprises two pieces of back-to-back C type blocks separated, and C type block is located at end carriage 1b lower surface, is backstop chamber of shaking the head between two pieces of C type blocks; Two is that the backstop 2f that shakes the head is located at and shakes the head in backstop chamber.Two is that stop device of shaking the head can limit intermediate frame 2 relative to B 0framework is shaken the head.

Claims (8)

1. adopt a standard gauge bull wheel footpath eight axle bogie of electric locomotive for intermediate frame, described electric locomotive adopts B 0+ B 0-B 0+ B 0shaft type, namely described electric locomotive comprises two four-shaft steerings, and each four-shaft steering comprises an intermediate frame and two sub-bogie trucks; Sub-bogie truck comprises B 0framework, brake equipment, wheel are to, actuating device and axle box; Intermediate frame is that cylindrical rubber heap is seated in two B with the form of putting up a bridge by two 0on framework, intermediate frame is high round steel spring supporting car body by three, and being provided with three between intermediate frame and car body be vertical damper, three be lateral damper, three is vertical backstop; B 0framework to be connected with car body by draw gear and to transmit the locomotive tractive effort; Brake equipment adopts Multiple disc brake, and brake equipment hanging is at B 0framework end; Wheel is to comprising pair of wheels and the axletree being connected wheel; Actuating device comprises motor and gear system, and in same sub-bogie truck, motor adopts and is arranged symmetrically with, and motor one end is supported on axletree rigidly by axle suspension bearing box, axle suspension bearing, and the motor other end is flexibly suspended on B by motor suspension rod 0on framework, the miniature gears be connected with motor engages with the big gear wheel of gear system; Take turns employing pivoted arm axle-box locating, axle box is arranged on wheel on the axletree in outside, it is characterized in that: be provided with axle sleeve in the middle part of axle box, and axle sleeve one end is provided with outside spring case, and the axle sleeve other end is provided with inner side spring case; Spring case base plate, the hollow cylinder backstop being located at spring case base plate center, outside, the outside spring case wall be located on the spring case bottom edge of outside outside outside spring case comprises; The inner side spring case wall that inner side spring case comprises inner side spring box plate and is located on spring box plate edge, inner side, spring box plate center, inner side is provided with backing plate mounting hole; It is helical steel springs and inner side one is helical steel springs that axle box both sides are equipped with outside one respectively, outside one is helical steel springs is the multi-turn spring that rigidity is less, outside one is that helical steel springs is arranged in the spring case of outside in a position-stable manner, inner side one is helical steel springs is few coil spring that rigidity is larger, and inner side one is that helical steel springs is arranged in the spring case of inner side with elastic type;
" mouth " font welded steel structure that intermediate frame is mainly made up of two curb girders and two butt beams, curb girder and end carriage are box beam structure; Being provided with three in the middle of curb girder upper surface is spring perch, three is that spring perch comprises circular bottom plate and is located at the cylindrical seat core in circular bottom plate, three is that to be arranged on three be in spring perch to high round steel lower spring end, three is that high round steel spring upper end is arranged on car body, and three what be that high round steel spring forms that intermediate frame supports car body three is suspension; Being provided with side sill flange in the middle of curb girder upper surface and being located at three on side sill flange is vertical stopping seat, and three is that to be arranged on three be on vertical stopping seat in vertical backstop lower end, and three is that vertical backstop upper end is arranged on car body; Being provided with three in the middle of curb girder lower surface is vertical damper holder, and three is that to be arranged on three be on vertical damper holder in vertical damper lower end, and three is that vertical damper upper end is arranged on car body; Being provided with three in the middle of side rail inner face is horizontal damper holder, and three is that to be arranged on three be on horizontal damper holder in lateral damper lower end, and three is that vertical damper upper end is arranged on car body; It is horizontal stopping seat that end carriage lower surface is provided with two, and two be horizontal stopping seat is the rectangle frame being provided with cavity; It is stopping seat of shaking the head that end carriage lower surface is provided with two, two be shake the head stopping seat by two pieces separate back to C type block form, formed between two pieces of C type blocks and to shake the head backstop chamber.
2. the standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame as claimed in claim 1, is characterized in that: B 0the H type welded steel structure that framework mainly forms along trackside beam and a traction crossbeam by two, is box beam structure along trackside beam and traction crossbeam; Be provided with the L-type structure extended internally along trackside beam two ends, L-type structure is welded with mounting seat of brake, brake equipment hanging is on mounting seat of brake; Being provided with one along trackside beam lower surface is spring footstock outside axle box, and one is the disk being provided with assembly opening outside axle box centered by spring footstock, and outside one is that helical steel springs top to be arranged on outside axle box on spring footstock; Being provided with one along trackside beam lower surface is spring footstock inside axle box, and one is the disk being provided with assembly opening inside axle box centered by spring footstock, and inner side one is that helical steel springs top to be arranged on inside axle box on spring footstock; Traction beam surface upper is provided with secondary suspension mount pad, be provided with assembly opening centered by secondary suspension mount pad, square base that surrounding is provided with mounting hole, two is that cylindrical rubber heap lower end is arranged on secondary suspension mount pad, two is that cylindrical rubber heap upper end is arranged on intermediate frame lower surface, and two is that cylindrical rubber heap forms B 0the secondary suspension of boom foot intermediate frame; In the middle of traction beam surface upper, to be provided with two be horizontal backstop mounting base, two be provided with assembly opening centered by horizontal backstop mounting base, rectangular boss that surrounding is provided with mounting hole; To be provided with two be backstop of shaking the head to traction beam surface upper, and two be backstop of shaking the head is frame-type structure.
3. the standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame as claimed in claim 2, is characterized in that: axle box and B 0being provided with one between framework is vertical damper, it is vertical damper base that spring case wall outside, outside is provided with one, being provided with one along trackside beam lateral surface is vertical damper footstock, one is that to be arranged on one be on vertical damper base in vertical damper lower end, and one is that to be arranged on one be on vertical damper footstock in vertical damper upper end; Axle box and B 0being provided with one between framework is pivoted arm positioning rubber joint, spring case one end, inner side is provided with rubber arthrosis cover, be provided with rubber arthrosis seat along trackside beam lower surface near traction crossbeam place, one is that pivoted arm positioning rubber joint is arranged in rubber arthrosis cover, and rubber arthrosis cover is connected with rubber arthrosis seat.
4. the standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame as claimed in claim 1, it is characterized in that: axle box outer end is provided with journal box lid, journal box lid is hollow round table structure, hollow round table side is provided with lug backstop, the lug backstop opposite side of hollow round table side is provided with gusset, and gusset is provided with tapped bore.
5. the standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame as claimed in claim 2, is characterized in that: draw gear comprises recommends draw bar and car body traction seat; The main body of car body traction seat is welding body structure, comprise main hollow frame, main hollow frame top is provided with traction seat top board, traction seat top board is connected with car body, main hollow frame upper end forms the transition of the outside bending be connected with traction seat top board, main hollow frame bottom is provided with traction seat base plate, and traction seat base plate bottom is provided with circular platform type Connection Block; Recommend draw bar side and be provided with bending, recommend draw bar two ends and spherical rubber joint is housed, be connected with the circular platform type Connection Block of car body traction seat near the spherical rubber joint of bending one end, in the middle of traction crossbeam lower surface, be provided with B 0framework traction seat, B 0framework traction seat is circular platform type Connection Block, recommends spherical rubber joint and the B of the draw bar other end 0framework traction seat connects.
6. the standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame as claimed in claim 2, is characterized in that: motor is provided with air channel near wheel to side; Outside motor is provided with motor safety holder, is provided with the motor safety seat of mounted motor safe support in the middle of traction crossbeam two sides.
7. the standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame as claimed in claim 2, it is characterized in that: two is horizontal backstop, two, and to be horizontal backstop mounting base, two be that horizontal stopping seat composition two is transverse stop device, two is that to be arranged on two be on horizontal backstop mounting base in horizontal backstop bottom, and two is that to be located at two be in the cavity of horizontal stopping seat on horizontal backstop top.
8. the as claimed in claim 2 standard gauge bull wheel footpath eight axle bogie of electric locomotive adopting intermediate frame, is characterized in that: two be backstop and two of shaking the head be stopping seat composition two of shaking the head is stop device of shaking the head, and two is that backstop of shaking the head is located at and is shaken the head in backstop chamber.
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CN110805618A (en) * 2019-11-12 2020-02-18 中车大连机车车辆有限公司 Central traction device of locomotive bogie and injection molding nylon bushing used by same

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