CN107458410A - Be articulated and connected method and articulated system between a kind of low floor vehicle car body - Google Patents
Be articulated and connected method and articulated system between a kind of low floor vehicle car body Download PDFInfo
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- CN107458410A CN107458410A CN201610384861.3A CN201610384861A CN107458410A CN 107458410 A CN107458410 A CN 107458410A CN 201610384861 A CN201610384861 A CN 201610384861A CN 107458410 A CN107458410 A CN 107458410A
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- metal joint
- articulated
- hinge
- joint bearing
- car body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D5/00—Gangways for coupled vehicles, e.g. of concertina type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G5/00—Couplings for special purposes not otherwise provided for
- B61G5/02—Couplings for special purposes not otherwise provided for for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/10—Articulated vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D47/00—Motor vehicles or trailers predominantly for carrying passengers
- B62D47/02—Motor vehicles or trailers predominantly for carrying passengers for large numbers of passengers, e.g. omnibus
Abstract
Be articulated and connected method and articulated system between a kind of low floor vehicle car body, using the double hinge type connections of more car bodies, cut with scissors by fixed hinge, rotating hinge and freely combination respectively between low floor vehicle car body and form articulated system and be attached, the fixed hinge and rotating hinge of the articulated system are all the core components using the metal joint bearing of monoblock type as the part that is articulated and connected, and combine to form fixed hinge and rotating hinge by the core component using metal joint bearing as the part that is articulated and connected；Combined to be formed between low floor vehicle car body and be articulated and connected by fixed hinge and rotating hinge again.Fixed hinge, rotating hinge and the structure type freely cut with scissors of the invention by adjusting articulated system, using metal joint bearing as be hinged core component, and by setting up wear-resistant sleeve and changing rotating hinge force structure, so that fixed hinge, rotating hinge and freely to cut with scissors performance more superior, it is complicated can effectively to solve connected mode, easily wear, the problem of overall performance is bad, and play is big back and forth.
Description
Technical field
The present invention relates to a kind of connected mode of vehicle and component system, and in particular to the connected mode between a kind of low floor vehicle car body and car body and connection system and device, to improve the integrated connection performance between vehicle.Belong to vehicle critical component manufacturing technology field.
Background technology：
" low-floor " is a nomenclature of light rail vehicle, refers to the light rail vehicle that vehicle floor is less than 40 centimetres apart from orbital plane.The percentage of guest room area can be reached according to vehicle low-floor region, low floor vehicle divides number of different types again, there is 70% low-floor light rail vehicle, 100% low-floor light rail vehicle etc.；What wherein technical difficulty was maximum is exactly 100% low-floor light rail vehicle.Low-floor train is typically all to be made up of the car body of the two section above, is typically connected between two section compartments by articulated system.The articulated system connected between low-floor train is the stressed member of carriage chassis part before and after connection, and its security connected determines the safety coefficient of articulated coach.Following three kinds can be divided on the structural shape that front and rear carriage chassis is connected from hinged disk：The connection in the first front and rear compartment is bulb pin structure, and this structure is appeared on the articulated coach of early stage；The connection in compartment is the Tumbler disc bearing structure of major diameter before and after second, and the turn performance of vehicle is attached and ensured by turntable bearing；The third is that the connection in front and rear compartment is pin type structure, is attached by axle sleeve and ensures the performances such as the turning of vehicle.
General low floor vehicle articulated mounting at present, is arranged in car body both ends coupling part, general to use hinge fit system up and down, and body movement is limited by each articulated mounting, has low floor vehicle and good crosses sharp radius curve ability.General use fixes hinge device between the underbody of low-floor train adjacent compartment, general by the way of hinge device or rotating hinge and freely hinged conjunction is rotated between the roof of adjacent compartment.Wherein, the fixation hinge device of underbody limits the translation in three directions, it is allowed to which three directions rotate, and bear the vertical force of train, transmit the most longitudinal traction of adjacent train（Current of traffic）And cross force；Rotational articulated device is used to allow adjacent train spaced winding vertical axis to rotate between roof, vertical and horizontal rigidity is provided by device inner rubber part, it is by coordinating underbody to fix articulated mounting, bear the part longitudinal traction of train, limit the motion of sidewindering and nod between adjacent car body, make to only exist the relative free degree shaken the head between adjacent train, meet city small curve radius requirement, simultaneously to meet that train crosses minor radius vertical curve and level curve requirement, between adjacent car body roof on request free articulated device arranged apart with rotating hinge device；The rotating hinge of roof is different according to low floor vehicle vehicle, be hinged structure is rotated also to be not quite similar, its basic mode is to set an articulated mounting that can mutually rotate in car body top, low floor vehicle roof is connected so that what low floor vehicle was capable of safety and steady passes through level curve and vertical curve；Freely cutting with scissors as auxiliary connection system for roof is arranged at, only limits and sidewinders motion between adjacent car body.The articulated system for forming low floor vehicle is combined by these three articulated mountings, has been widely used in the connection of low floor vehicle.But these three existing articulated mountings combine the articulated system generally existing connection reliability deficiency to form low floor vehicle, stationarity is inadequate, the problems such as play easily occurs, especially existing low floor vehicle fix hinge hinge method be using upper and lower bearing by centrepin directly with metal joint bearing hinge connection, upper bracket, metal joint bearing and undersetting are sequentially passed through using centrepin, so as to which adjacent car body be connected.But this method that adjacent car body is connected using central pin structure can make it that the structure of whole fixed hinge becomes complex or the degree of modularity is not high, the needs of installing space are larger；In addition, fixed articulated mounting usually requires periodic maintenance, clean, check lubrication and motion conditions, connecting the method for adjacent car body using central pin structure, also to fix the assembling of hinge device, dismounting difficulty big, causes maintenance difficulties also can be larger.And rotating hinge is generally connected using the bearing pin of " V " type structure at present, but existing rotating hinge is complicated, installation and adjustment are inconvenient, and analyzed from the stressing conditions of entirety, nor very rationally, so existing low-floor articulated system still has some problems, these problems are by the normal operation of extreme influence vehicle, the service life of vehicle is reduced, therefore necessary this is further studied.
By patent retrieval and do not find there be the patent literature constructed with the present invention, the patent for having certain relation with the present invention mainly has following：
1st, Patent No. CN201210391148.3, the patent of invention of entitled " articulated system of low-floor articulated train or car ", it which disclose a kind of articulated system of low-floor articulated train or car, wherein front and rear frame is fixedly connected with turntable bearing respectively, and the front end of side arm and the rear end of after-frame form a pitch axis respectively.It is preferred that pitching axle includes ball pivot, ball pivot mounting hole and ball pivot fixed seat, ball pivot is movable to be plugged in ball pivot mounting hole and is fixed in ball pivot fixed seat, and the front end of side arm and the rear end of after-frame are respectively arranged with ball pivot mounting hole.Front and rear frame is symmetrically set with mechanical locking arrangement.Super angle sensing device is installed on after-frame.Turret table is arranged on side arm, and preceding adhesive tape is fixedly connected with adjacent compartment floor, and rear adhesive tape is fixedly connected with turret table and under preceding adhesive tape.Twisting resistance of the present invention is strong, good buffer effect, and forward and backward frame respectively forms a flexion-extension axle, even if appearance pitches, topples or move up and down in vehicle traveling, each axle that pitches can realize that vehicle is smoothly travelled without damaging with corresponding actions.
2nd, number of patent application CN201110440779.5, entitled " bogie for high-speed rail wagon " patent of invention, it which disclose a kind of bogie for high-speed rail wagon, including a framework, the transverse ends of the framework each connect a wheel pair by two primary springs respectively, the framework is provided with secondary suspension system and brake rigging, and the forward and backward side of framework is respectively equipped with one and resists snakelike shock absorber.The framework is into H shapes, it includes two curb girders, a cross bearer and some needle beams, it is in concave structure in the middle part of described two curb girders, the concave centre position of two curb girders is connected by cross bearer, and the both sides of cross bearer are arranged with the needle beam for connecting two curb girders respectively;The both ends of the curb girder each connect a wheel pair by two primary springs respectively, and the framework is provided with secondary suspension system, brake rigging, axle temperature detecting system, and the forward and backward side of framework is respectively equipped with anti-snakelike shock absorber.
3rd, Patent No. FR8420063, entitled " Improvements
To bogies of rail vehicles " patent of invention,It which disclose a kind of bogie of rolling stock,For the improvement of two axle truck,Particular for reduce wheel to can easily on the wheel shaft on the bend in minor radius abrasion,Bogie with secondary suspension system,It is provided with the main body axle both sides suspended portion of vehicle equal in magnitude,The elastic longitudinal balance thrust component of longitudinal balance thrust in opposite direction,It is characterised by being provided with damping by friction pad around suspension system and helical spring,The damping by friction pad that suspended portion links together is installed on main shaft,Single stage suspension realizes the connection between axle and axle by articulated elements,So carry out the relatively same axle biaxial inclination of equality relative to the axle tilting band of longitudinal axis one of bogie,Adverse effect is in the rubbing device and cushion and pendulum spring that connect two axles.
4th, Patent No. CN200920015085.5, the utility model patent of entitled " free articulated device for articulation of urban low-floor railway vehicles ", which disclose a kind of free articulated device for articulation of urban low-floor railway vehicles, it is characterised in that：It is " Z " font bar linkage structure, and both ends are fixed on car body, is that ball pivot is connected with medial side rolling drawing bar both ends.It is the auxiliary bindiny mechanism between low floor vehicle, sidewinders motion between constraint carbody, while adapt to vehicle and pass through minor radius level curve and the needs of vertical curve.Its advantages of is：For " Z " font bar linkage structure, shaken the head and nodded the free degree between release car body, disclosure satisfy that requirement of the vehicle by minor radius level curve and vertical curve, while constrained and sidewinder motion between carbody, it is used cooperatively with oil-pressure damper, ensures its straight line robust motion.
Although these above-mentioned patents have been directed to low floor vehicle articulated system, it was also proposed that some improvement to existing articulated system, but all simply propose some local improvement, do not propose to be considered in terms of the structural behaviour of entirety；The specific structural parameters for how integrally changing system, the characteristics of in particular for low floor vehicle, improves the scheme of low floor vehicle articulated system overall performance from the improvement in overall structure, shortage system considers, so to still have connected mode complicated for low floor vehicle articulated system so far, easily wear, the problem of overall performance is bad, and play is big back and forth, need further to be studied.
The content of the invention
It is complicated it is an object of the invention to easily occur having connected mode for existing low floor vehicle articulated system, easily wear, overall performance is bad, the problem of play is big back and forth, it is proposed that a kind of new low floor vehicle is articulated and connected mode and system and device, be articulated and connected mode and system and device of the low floor vehicle improves low floor vehicle by changing the attachment structure of low floor vehicle articulated system articulated manner and is hinged performance, improve the overall wear of articulated system, the play back and forth of articulated system is prevented, and simple in construction easily repaired and is changed.
In order to reach this purpose, the invention provides a kind of method that is articulated and connected between low floor vehicle car body, using the double hinge type connections of more car bodies, cut with scissors by fixed hinge, rotating hinge and freely combination respectively between low floor vehicle car body and form articulated system and be attached, it is characterized in that, the fixed hinge and rotating hinge of the articulated system are all the core components using the metal joint bearing of monoblock type as the part that is articulated and connected, and combine to form fixed hinge and rotating hinge by the core component using metal joint bearing as the part that is articulated and connected；Combined articulated system between forming low floor vehicle car body by fixed hinge and rotating hinge again and be articulated and connected.
Further, it is that metal joint bearing is divided into fixed hinge metal joint bearing and rotating hinge metal joint bearing that the described core component using metal joint bearing as the part that is articulated and connected, which combines and to form fixed hinge and rotating hinge, the both sides car body of fixed hinge metal joint bearing and rotating hinge metal joint bearing respectively with fixed hinge and rotating hinge is connected, and forms rotary articulated elements；Wherein, fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, and rotating hinge metal joint bearing is connected by rotating hinge connector with the both ends on car body top.
Further, described fixed hinge metal joint bearing is that the metal joint bearing that low floor vehicle is fixed in hinge first is assembled into an entirety by the connection of the both ends of connector and vehicle bottom, the metal joint bearing of monoblock type is connected with the upper hold-down support of a car body by connector one and is connected the metal joint bearing of monoblock type by connector two with the lower hold-down support of another car body again, so as to which two adjacent car bodies be connected.
Further, described fixed hinge metal joint bearing includes the outer cover for seat of fixed hinge metal joint, the outer rolling ball cover being arranged on inside the fixed outer cover for seat of hinge metal joint, the interior roller ball being arranged on inside outer rolling ball cover and is arranged on the outer anti-wearing liner one between cover for seat and outer rolling ball cover of fixed hinge metal joint；By sphere-contact between interior roller ball and outer rolling ball cover and between outer rolling ball cover and anti-wearing liner one, cover for seat, outer rolling ball cover, interior roller ball and anti-wearing liner one will be formed a whole the fixed hinge metal joint bearing of formula outside fixed hinge metal joint by connector three.
Further, described rotating hinge metal joint bearing be connected by rotating hinge connector with the both ends on car body top be the intra-articular snare by metal joint bearing on mandrel seat, and joint inner ring and mandrel seat are fixed；Upper bulb and lower bulb are all enclosed on the joint outer ring of metal joint bearing, by the way that upper bulb and lower bulb are fixed on the outer ring of joint so that upper bulb and lower bulb can rotate with joint outer ring around joint inner ring.
Further, described rotating hinge metal joint bearing includes monoblock type and rotates metal joint, monoblock type rotates metal joint between mandrel seat and upper and lower ball-head cover combine the adjustable V-shaped connecting rod to be formed, and monoblock type rotation metal joint combines the adjustable V-shaped connecting rod to be formed with mandrel seat and upper and lower ball-head cover and combines to form rotating hinge metal joint bearing.
Further, the intra-articular snare of described monoblock type rotation metal joint is enclosed on the mandrel of mandrel seat by interference fit, and passes through the collar stationary positioned on mandrel；The joint outer ring that monoblock type rotates metal joint links together with joint inner ring mating spherical surfaces, the joint outer ring of monoblock type rotation metal joint combines the upper ball-head cover for the adjustable V-shaped connecting rod to be formed with upper and lower ball-head cover respectively and lower ball-head cover inner ring contacts so that the power that monoblock type rotates the joint outer ring of metal joint is distributed on ball-head cover and lower ball-head cover.
Be articulated and connected system between a kind of low floor vehicle car body, using double more carbody types of hinge, cut with scissors surely by state respectively between low floor vehicle car body, rotating hinge and freely cut with scissors combination and form articulated system, characterized in that, the fixed hinge and rotating hinge of the articulated system are all the core components using the metal joint bearing of monoblock type as connection；Described metal joint bearing is cut with scissors surely with state respectively to be connected with the both sides of rotating hinge, forms rotary articulated elements.
Further, described metal joint bearing is divided into fixed hinge metal joint bearing and rotating hinge metal joint bearing, fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, and rotating hinge metal joint bearing is connected by rotating hinge connector with the both ends on car body top.
Further, described fixed hinge metal joint bearing is wrapped between hold-down support and lower hold-down support, and the metal joint bearing of monoblock type is connected with upper hold-down support by two connectors and is connected with lower hold-down support, so as to which two adjacent car bodies be connected.
Further, the metal joint bearing of described monoblock type includes the outer cover for seat of metal joint, the outer rolling ball cover being arranged on inside the outer cover for seat of metal joint, the interior roller ball being arranged on inside outer rolling ball cover and is arranged on the outer anti-wearing liner one between cover for seat and outer rolling ball cover of metal joint；By sphere-contact between interior roller ball and outer rolling ball cover and between outer rolling ball cover and anti-wearing liner one, the metal joint bearing for formula that cover for seat, outer rolling ball cover, interior roller ball and anti-wearing liner one outside metal joint formed a whole by connector three.
Further, described rotating hinge metal joint bearing includes monoblock type and rotates metal joint, monoblock type rotates metal joint between mandrel seat and upper and lower ball-head cover combine the adjustable V-shaped connecting rod to be formed, and monoblock type rotation metal joint combines the adjustable V-shaped connecting rod to be formed with mandrel seat and upper and lower ball-head cover and combines to form rotating hinge metal joint bearing.
Further, the intra-articular snare of described monoblock type rotation metal joint is enclosed on the mandrel of mandrel seat by interference fit, and passes through the collar stationary positioned on mandrel；The joint outer ring that monoblock type rotates metal joint links together with joint inner ring mating spherical surfaces, the joint outer ring of monoblock type rotation metal joint combines the upper ball-head cover for the adjustable V-shaped connecting rod to be formed with upper and lower ball-head cover respectively and lower ball-head cover inner ring contacts so that the power that monoblock type rotates the joint outer ring of metal joint is distributed on ball-head cover and lower ball-head cover.Upper ball-head cover and lower ball-head cover are nested together by rim of the mouth, and collar is provided with upper ball-head cover, and lower ball-head cover is provided with boss, prevent monoblock type from rotating the joint outer ring abjection of metal joint.
The advantage of the invention is that：
The present invention is after to the frequent produced problem of existing low floor vehicle articulated system study repeatedly, it was found that why there is the problem of such or such, main or articulated system major system components lack optimization, do not changed rationally in terms of overall structure, the present invention is cut with scissors by adjusting the fixed of articulated system, rotating hinge and the structure type freely cut with scissors, using metal joint bearing as be hinged core component, and by setting up wear-resistant sleeve and changing rotating hinge force structure, so that fixed hinge, rotating hinge and freely to cut with scissors performance more superior, it is complicated can effectively to solve connected mode, easily wear, overall performance is bad, the problem of play is big back and forth.
Brief description of the drawings
Fig. 1 is the general structure schematic layout pattern of one embodiment of the invention；
Fig. 2 is the fixed hinge dimensional structure diagram of one embodiment；
Fig. 3 is the fixed hinge cross-sectional view of one embodiment；
Fig. 4 is the fixed hinge metal joint bearing cross-sectional view of one embodiment；
Fig. 5 is the rotating hinge structural representation of one embodiment；
Fig. 6 is the rotating hinge cross-sectional view of one embodiment；
Fig. 7 is Fig. 6 metal joint bearing partial structurtes enlarged diagram；
Fig. 8 is that one embodiment freely cuts with scissors structural representation；
Fig. 9 is the fixed hinge structural representation of another embodiment.
Embodiment
The present invention is expanded on further with specific embodiment below in conjunction with the accompanying drawings.
Embodiment one
Accompanying drawing 1 gives the principle signal of one embodiment of the invention, it can be seen that from accompanying drawing 1, the present invention relates to the system that is articulated and connected between a kind of low floor vehicle car body, using double more carbody types of hinge, 2, rotating hinge 3 is cut with scissors surely and freely cuts with scissors 4 combinations by state respectively between low floor vehicle car body 1 forms articulated system, characterized in that, the fixed hinge 2 and rotating hinge 3 of the articulated system are all the core components using the metal joint bearing 5 of monoblock type as connection；Described metal joint bearing 5 is cut with scissors surely with state respectively to be connected with the both sides of rotating hinge, forms rotary articulated elements.
Further, described metal joint bearing 5 divides for fixed hinge metal joint bearing 6 and rotating hinge metal joint bearing 7, fixed hinge metal joint bearing 6 is connected by the both ends of fixed hinge fitting and vehicle bottom, and rotating hinge metal joint bearing 7 is connected by rotating hinge connector with the both ends on car body top.
As shown in Figures 2 and 3, the monoblock type metal joint bearing 601 of described fixed hinge metal joint bearing 6 is wrapped between hold-down support 602 and lower hold-down support 603, and the metal joint bearing of monoblock type is connected with upper hold-down support by 603 2 fastening connection pieces 606 of upper hold-down support 602 and lower hold-down support be connected with lower hold-down support respectively, so as to which two adjacent car bodies be connected.
Further, described monoblock type metal joint bearing 601 includes the outer cover for seat 604 of metal joint, the outer rolling ball cover 605 being arranged on inside the outer cover for seat 604 of metal joint, the interior roller ball 607 being arranged on inside outer rolling ball cover 605 and is arranged on the outer anti-wearing liner 609 between cover for seat 604 and outer rolling ball cover 605 of metal joint；By sphere-contact between interior roller ball 607 and outer rolling ball cover 605 and between outer rolling ball cover 605 and anti-wearing liner 609, the metal joint bearing for formula that cover for seat outside metal joint 604, outer rolling ball cover 605, interior roller ball 607 and anti-wearing liner 609 formed a whole by ball pivot connector 608.
Pass through above-mentioned design so that the present embodiment possesses larger sphere-contact structure.Metal joint bearing portions, crucial functional part when being excessively horizontal fixed articulated mounting and vertical curve, the control to motion is realized by the rotation of sphere-contact bearing, sphere-contact area is also bigger, its self-centering and low-speed running ability are better, and pin shaft structure has certain limitation in this respect, and sphere-contact structure larger in the present embodiment causes metal joint bearing to have good self-centering, low-speed running ability and good low speed lubricant effect.In addition, setting of the anti-wearing liner in said structure, whole metal joint bearing movable can be caused to get up more steady, security performance is higher and can reduce noise, and without unfavorable wriggling, not only security performance height can also improve the service life of product.
Anti-wearing liner 609 is hollow circular cone shape close to one end of lower hold-down support, it is hollow cylindric close to one end of upper hold-down support, the upper end position that ball cover 605 and anti-wearing liner 609 contact is rolled outside, a groove is provided with, groove is embedded with the sealing ring 610 for preventing dust from entering the gap between anti-wearing liner 609 and outer rolling ball cover 605 and the contact surface of interior roller ball 607；The inner ring of sealing ring 610 is close on the spherical outside surface of interior roller ball 607.Anti-wearing liner 609 is using copper-based PTFE inserts, copper-base graphite insert, engineering plastics or nylon.Many in existing metal joint bearing is all to use grease lubrication or general solid lubrication, and the wear-resistant lubricity and bearing capacity of such metal joint bearing have certain deficiency, the risk for having corrosion to the metal parts of mutual cooperation be present；Lubricity may be caused necessarily to influence when cleaning vehicle simultaneously, and the present embodiment abandons the mode of conventional grease lubrication and general fixed lubrication, using aforesaid way, so that anti-wearing liner one is not only to be used as wear-resistant sleeve to use, it is also simultaneously lubricant body, therefore there is extremely low coefficient of friction and evaporation loss, it is easy to maintenance reliable, with the features such as excellent water-fast, steam, gentle acid-base property liquid flushing, service life is long；These same features cause metal joint bearing to realize self-lubricating, it is not necessary to which regularly demolition and maintenance and cleaning are more convenient, substantially reduce maintenance cost and so that metal joint bearing adapts to various environment operations, especially service requirement under low temperature.
As shown in figs. 4 through 6, described rotating hinge metal joint bearing 7 includes monoblock type and rotates metal joint 701, monoblock type rotates metal joint 701 between mandrel seat 702 and upper and lower ball-head cover combine the adjustable V-shaped connecting rod 703 to be formed, and monoblock type rotation metal joint 701 combines the adjustable V-shaped connecting rod 703 to be formed combination with mandrel seat 702 and upper and lower ball-head cover and forms rotating hinge metal joint bearing.The mandrel seat 702 of rotating hinge metal joint bearing is arranged in the mounting hole of upper mounting seat 713, is fastened and fixed by fastener 714.Upper and lower ball-head cover combines the adjustable V-shaped connecting rod 703 to be formed and is connected by connecting rod 715 and rubber-metal articulated joint 716 with lower mounting seat 717, and is connected by the both sides of upper mounting seat 713 and lower mounting seat 717 respectively with car body top.
Further, 704 sets of the joint inner ring of described monoblock type rotation metal joint 701 is enclosed on the mandrel 705 of mandrel seat 702 by interference fit, and passes through the stationary positioned of collar 706 on mandrel 705；The joint outer ring 707 that monoblock type rotates metal joint 701 links together with the mating spherical surfaces of joint inner ring 704, the inner ring of upper ball-head cover 708 and lower ball-head cover 709 that the adjustable V-shaped connecting rod 703 to be formed is combined in the joint outer ring that monoblock type rotates metal joint 701 with upper and lower ball-head cover respectively is contacted so that the power that monoblock type rotates the joint outer ring 707 of metal joint 701 is distributed on ball-head cover 708 and lower ball-head cover 709.Upper ball-head cover 708 and lower ball-head cover 709 are nested together by rim of the mouth 710, and collar 711 is provided with upper ball-head cover 708, and lower ball-head cover 709 is provided with boss 712, prevent monoblock type from rotating the joint outer ring abjection of metal joint 701.
Accompanying drawing 7, which gives of the invention one and freely cut with scissors, implements concrete structure, freely cutting with scissors 3 includes free hinge extension bar 301, free hinge extension bar 301 is connected by a L-type bearing 302 and a V-type bearing 303 with car body top both ends respectively, and free hinge extension bar 301 is connected by rubber bushing 304 with L-type bearing 302 and V-type bearing 303 respectively, composition is freely cut with scissors.
Embodiment two
The structure of embodiment two and embodiment one is essentially the same, simply the hinged structure of the fixation of articulated system is different, the fixed hinge metal joint bearing 201 of the fixed hinge is monoblock type metal joint bearing, fixed hinge metal joint bearing 201 has two layers of anti-wearing liner, respectively interior anti-wearing liner 202 and outer anti-wearing liner 203, interior anti-wearing liner 203 is embedded between interior roller ball 204 and outer rolling ball cover 205, outer anti-wearing liner 203 is embedded between outer rolling ball cover 205 and the outer cover for seat 206 of metal joint, form double anti-wearing liner metal joint structures, so it is more beneficial for increasing the flexibility of metal joint bearing, friction in reduction between roller ball and outer rolling ball cover；The inner surface for rolling ball cover 205 outside is provided with neck, is provided with back-up ring 207 in neck, prevents interior anti-wearing liner from being skidded off between interior roller ball 204 and outer rolling ball cover 205；The inner surface of cover for seat 206 is also provided with exterior bayonet slot outside metal joint, is provided with outer back-up ring 208 in exterior bayonet slot, prevents outer anti-wearing liner from being skidded off between interior roller ball and outer rolling ball cover
Above-mentioned listed embodiment, simply carries out clear, complete description to technical scheme with reference to accompanying drawing；Obviously, described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
By above-described embodiment it can be seen that, the invention further relates to a kind of method that is articulated and connected between low floor vehicle car body, using the double hinge type connections of more car bodies, cut with scissors by fixed hinge, rotating hinge and freely combination respectively between low floor vehicle car body and form articulated system and be attached, it is characterized in that, the fixed hinge and rotating hinge of the articulated system are all the core components using the metal joint bearing of monoblock type as the part that is articulated and connected, and combine to form fixed hinge and rotating hinge by the core component using metal joint bearing as the part that is articulated and connected；Combined articulated system between forming low floor vehicle car body by fixed hinge and rotating hinge again and be articulated and connected.
Further, it is that metal joint bearing is divided into fixed hinge metal joint bearing and rotating hinge metal joint bearing that the described core component using metal joint bearing as the part that is articulated and connected, which combines and to form fixed hinge and rotating hinge, the both sides car body of fixed hinge metal joint bearing and rotating hinge metal joint bearing respectively with fixed hinge and rotating hinge is connected, and forms rotary articulated elements；Wherein, fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, and rotating hinge metal joint bearing is connected by rotating hinge connector with the both ends on car body top.
Further, described fixed hinge metal joint bearing is that the metal joint bearing that low floor vehicle is fixed in hinge first is assembled into an entirety by the connection of the both ends of connector and vehicle bottom, the metal joint bearing of monoblock type is connected with the upper hold-down support of a car body by connector one and is connected the metal joint bearing of monoblock type by connector two with the lower hold-down support of another car body again, so as to which two adjacent car bodies be connected.
Further, described fixed hinge metal joint bearing includes the outer cover for seat of fixed hinge metal joint, the outer rolling ball cover being arranged on inside the fixed outer cover for seat of hinge metal joint, the interior roller ball being arranged on inside outer rolling ball cover and is arranged on the outer anti-wearing liner one between cover for seat and outer rolling ball cover of fixed hinge metal joint；By sphere-contact between interior roller ball and outer rolling ball cover and between outer rolling ball cover and anti-wearing liner one, cover for seat, outer rolling ball cover, interior roller ball and anti-wearing liner one will be formed a whole the fixed hinge metal joint bearing of formula outside fixed hinge metal joint by connector three.
Further, described rotating hinge metal joint bearing be connected by rotating hinge connector with the both ends on car body top be the intra-articular snare by metal joint bearing on mandrel seat, and joint inner ring and mandrel seat are fixed；Upper bulb and lower bulb are all enclosed on the joint outer ring of metal joint bearing, by the way that upper bulb and lower bulb are fixed on the outer ring of joint so that upper bulb and lower bulb can rotate with joint outer ring around joint inner ring.
Further, described rotating hinge metal joint bearing is fixed on upper bed-plate by bolt of lower base, and the intra-articular snare of rotating hinge metal joint bearing is fixed on mandrel seat in one end of mandrel seat；Upper bulb and lower ball-head cover are on the outer ring of joint, and upper bulb, lower bulb, rotating hinge metal joint bearing and mandrel seat form V-shaped structure.
Further, upper bulb ring is provided with described upper bulb, lower bulb ring is provided with lower bulb；The inner side of upper bulb ring and lower bulb ring on the outside of the outer ring of joint all with being adjacent to, and lower end of the upper end of lower bulb ring also with upper bulb ring is adjacent to；The longitudinal section of the upper end of lower bulb ring and the lower end of upper bulb ring is zigzag, and the lower end of upper bulb ring is in the upper end of lower bulb ring；Connector is additionally provided with the outside of lower bulb ring, there is gap among connector, connector can be tightened or unclamped to connecting bolt through connector.
The advantage of the invention is that：
The present invention is after to the frequent produced problem of existing low floor vehicle articulated system study repeatedly, it was found that why there is the problem of such or such, main or articulated system major system components lack optimization, do not changed rationally in terms of overall structure, the present invention is cut with scissors by adjusting the fixed of articulated system, rotating hinge and the structure type freely cut with scissors, using metal joint bearing as be hinged core component, and by setting up wear-resistant sleeve and changing rotating hinge force structure, so that fixed hinge, rotating hinge and freely to cut with scissors performance more superior, it is complicated can effectively to solve connected mode, easily wear, overall performance is bad, the problem of play is big back and forth.In addition, the present invention also has following some features：
1st, fixed articulated mounting is used for the lower articulated mounting for connecting two section low floor vehicles, simplifies structure directly with metal joint bearing hinge connection structure by bolt using upper and lower hold-down support, saves installing space.Power and motion are transmitted by sphere metal joint bearing simultaneously, can realize and be rotated around three directions, vertical force can be born, transmit most longitudinal force and cross force；
2nd, fixed hinge metal joint bearing is directly connected using monolithic construction by bolt with upper and lower hold-down support, is simplified structure, is saved installing space.Monoblock type metal joint bearing is more safe and reliable, transmits motion and power is more steady.Bearing inner uses the embedding PTFE unworn liners of copper simultaneously, not only in the case where meeting movement needs, improves bearing capacity, meets self-lubricating requirement, reduces maintenance cost.Itself or excellent high-abrasive material simultaneously, frictional behaviour is splendid, and noise is low, and without unfavorable wriggling, not only security performance height can also improve the service life of product；
3rd, rotational articulated device use V-type bar pattern, can simultaneously adjusting means installation length and angle, adapt to different low-floor vehicles.The bulb of intermetallic metal joint installation simultaneously, using separated forging overall package processing technology, ensure to be achieved adjustable angle while product quality.
4th, for free articulated device according to the situation of the stress of device, being connected by screw bolts tension structure makes device more safe and reliable, does not influence the good curve ability excessively of vehicle.The device link assembly has adjustable in length function simultaneously, adapts to different automobile types requirement.The hold-down support of special construction simultaneously, light-weight design is simple in construction, meets to have saved cost while Structural strength calls.
Claims (13)
1. be articulated and connected method between a kind of low floor vehicle car body, using the double hinge type connections of more car bodies, cut with scissors by fixed hinge, rotating hinge and freely combination respectively between low floor vehicle car body and form articulated system and be attached, it is characterized in that, the fixed hinge and rotating hinge of the articulated system are all the core components using the metal joint bearing of monoblock type as the part that is articulated and connected, and combine to form fixed hinge and rotating hinge by the core component using metal joint bearing as the part that is articulated and connected；Combined articulated system between forming low floor vehicle car body by fixed hinge and rotating hinge again and be articulated and connected.
2. be articulated and connected method between low floor vehicle car body as claimed in claim 1, it is characterised in that：It is that metal joint bearing is divided into fixed hinge metal joint bearing and rotating hinge metal joint bearing that the described core component using metal joint bearing as the part that is articulated and connected, which combines and to form fixed hinge and rotating hinge, the both sides car body of fixed hinge metal joint bearing and rotating hinge metal joint bearing respectively with fixed hinge and rotating hinge is connected, and forms rotary articulated elements；Wherein, fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, and rotating hinge metal joint bearing is connected by rotating hinge connector with the both ends on car body top.
3. be articulated and connected method between low floor vehicle car body as claimed in claim 2, it is characterised in that：Described fixed hinge metal joint bearing is that the metal joint bearing that low floor vehicle is fixed in hinge first is assembled into an entirety by the connection of the both ends of connector and vehicle bottom, the metal joint bearing of monoblock type is connected with the upper hold-down support of a car body by connector one and is connected the metal joint bearing of monoblock type by connector two with the lower hold-down support of another car body again, so as to which two adjacent car bodies be connected.
4. be articulated and connected method between low floor vehicle car body as claimed in claim 3, it is characterised in that：Described fixed hinge metal joint bearing includes the outer cover for seat of fixed hinge metal joint, the outer rolling ball cover being arranged on inside the fixed outer cover for seat of hinge metal joint, the interior roller ball being arranged on inside outer rolling ball cover and is arranged on the outer anti-wearing liner one between cover for seat and outer rolling ball cover of fixed hinge metal joint；By sphere-contact between interior roller ball and outer rolling ball cover and between outer rolling ball cover and anti-wearing liner one, cover for seat, outer rolling ball cover, interior roller ball and anti-wearing liner one will be formed a whole the fixed hinge metal joint bearing of formula outside fixed hinge metal joint by connector three.
5. be articulated and connected method between low floor vehicle car body as claimed in claim 3, it is characterised in that：Described rotating hinge metal joint bearing be connected by rotating hinge connector with the both ends on car body top be the intra-articular snare by metal joint bearing on mandrel seat, and joint inner ring and mandrel seat are fixed；Upper bulb and lower bulb are all enclosed on the joint outer ring of metal joint bearing, by the way that upper bulb and lower bulb are fixed on the outer ring of joint so that upper bulb and lower bulb can rotate with joint outer ring around joint inner ring.
6. be articulated and connected method between low floor vehicle car body as claimed in claim 3, it is characterised in that：Described rotating hinge metal joint bearing includes monoblock type and rotates metal joint, monoblock type rotates metal joint between mandrel seat and upper and lower ball-head cover combine the adjustable V-shaped connecting rod to be formed, and monoblock type rotation metal joint combines the adjustable V-shaped connecting rod to be formed with mandrel seat and upper and lower ball-head cover and combines to form rotating hinge metal joint bearing.
7. be articulated and connected method between low floor vehicle car body as claimed in claim 6, it is characterised in that：The intra-articular snare that described monoblock type rotates metal joint is enclosed on the mandrel of mandrel seat by interference fit, and passes through the collar stationary positioned on mandrel；The joint outer ring that monoblock type rotates metal joint links together with joint inner ring mating spherical surfaces, the joint outer ring of monoblock type rotation metal joint combines the upper ball-head cover for the adjustable V-shaped connecting rod to be formed with upper and lower ball-head cover respectively and lower ball-head cover inner ring contacts so that the power that monoblock type rotates the joint outer ring of metal joint is distributed on ball-head cover and lower ball-head cover.
8. be articulated and connected system between a kind of low floor vehicle car body, using double more carbody types of hinge, cut with scissors surely by state respectively between low floor vehicle car body, rotating hinge and freely cut with scissors combination and form articulated system, it is characterised in that：The fixed hinge and rotating hinge of the articulated system are all the core components using the metal joint bearing of monoblock type as connection；Described metal joint bearing is cut with scissors surely with state respectively to be connected with the both sides of rotating hinge, forms rotary articulated elements.
9. be articulated and connected system between low floor vehicle car body as claimed in claim 8, it is characterised in that：Described metal joint bearing is divided into fixed hinge metal joint bearing and rotating hinge metal joint bearing, fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, and rotating hinge metal joint bearing is connected by rotating hinge connector with the both ends on car body top.
10. be articulated and connected system between low floor vehicle car body as claimed in claim 9, it is characterised in that：Described fixed hinge metal joint bearing is wrapped between hold-down support and lower hold-down support, and the metal joint bearing of monoblock type is connected with upper hold-down support by two connectors and is connected with lower hold-down support, so as to which two adjacent car bodies be connected.
11. be articulated and connected system between low floor vehicle car body as claimed in claim 10, it is characterised in that：The metal joint bearing of described monoblock type includes the outer cover for seat of metal joint, the outer rolling ball cover being arranged on inside the outer cover for seat of metal joint, the interior roller ball being arranged on inside outer rolling ball cover and is arranged on the outer anti-wearing liner one between cover for seat and outer rolling ball cover of metal joint；By sphere-contact between interior roller ball and outer rolling ball cover and between outer rolling ball cover and anti-wearing liner one, the metal joint bearing for formula that cover for seat, outer rolling ball cover, interior roller ball and anti-wearing liner one outside metal joint formed a whole by connector three.
12. be articulated and connected system between low floor vehicle car body as claimed in claim 9, it is characterised in that：Described rotating hinge metal joint bearing includes monoblock type and rotates metal joint, monoblock type rotates metal joint between mandrel seat and upper and lower ball-head cover combine the adjustable V-shaped connecting rod to be formed, and monoblock type rotation metal joint combines the adjustable V-shaped connecting rod to be formed with mandrel seat and upper and lower ball-head cover and combines to form rotating hinge metal joint bearing.
13. be articulated and connected system between low floor vehicle car body as claimed in claim 8, it is characterised in that：The intra-articular snare that described monoblock type rotates metal joint is enclosed on the mandrel of mandrel seat by interference fit, and passes through the collar stationary positioned on mandrel；The joint outer ring that monoblock type rotates metal joint links together with joint inner ring mating spherical surfaces, the joint outer ring of monoblock type rotation metal joint combines the upper ball-head cover for the adjustable V-shaped connecting rod to be formed with upper and lower ball-head cover respectively and lower ball-head cover inner ring contacts so that the power that monoblock type rotates the joint outer ring of metal joint is distributed on ball-head cover and lower ball-head cover；Upper ball-head cover and lower ball-head cover are nested together by rim of the mouth, and collar is provided with upper ball-head cover, and lower ball-head cover is provided with boss, prevent monoblock type from rotating the joint outer ring abjection of metal joint.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384861.3A CN107458410B (en) | 2016-06-02 | 2016-06-02 | Be articulated and connected method and articulated system between a kind of low floor vehicle car body |
| DE102016118024.6A DE102016118024B4 (en) | 2016-06-02 | 2016-09-23 | Hinge connection method for car bodies of a low-floor vehicle and a hinge connection system |
| FR1753429A FR3052132B1 (en) | 2016-06-02 | 2017-04-20 | A LOWER FLOOR VEHICLE ARTICULATION METHOD AND THE ARTICULATION SYSTEM |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384861.3A CN107458410B (en) | 2016-06-02 | 2016-06-02 | Be articulated and connected method and articulated system between a kind of low floor vehicle car body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107458410A true CN107458410A (en) | 2017-12-12 |
| CN107458410B CN107458410B (en) | 2019-07-02 |
Family
ID=60327735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610384861.3A Active CN107458410B (en) | 2016-06-02 | 2016-06-02 | Be articulated and connected method and articulated system between a kind of low floor vehicle car body |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN107458410B (en) |
| DE (1) | DE102016118024B4 (en) |
| FR (1) | FR3052132B1 (en) |
Cited By (6)
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| CN108639093A (en) * | 2018-05-17 | 2018-10-12 | 中车株洲电力机车研究所有限公司 | Self- steering virtual rail train car body articulated mounting and rotation angle control method |
| CN112549877A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Trailer traction device, trailer bogie and rubber wheel train |
| CN112550486A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Vehicle body and rubber wheel train |
| CN112550457A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Rubber wheel train and control method and system thereof |
| CN112550455A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Trailer bogie and rubber wheel train |
| CN114641420A (en) * | 2020-01-17 | 2022-06-17 | 舍弗勒技术股份两合公司 | Articulated connection for a vehicle body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109501830A (en) * | 2018-11-06 | 2019-03-22 | 中车株洲电力机车有限公司 | Four module trolleybuses of one kind and its course changing control articulated system |
| DE102019109611A1 (en) * | 2019-04-11 | 2020-10-15 | Bombardier Transportation Gmbh | JOINT DEVICE FOR AN ARTICULATED VEHICLE AND ARTICULATED VEHICLE |
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| CN108639093A (en) * | 2018-05-17 | 2018-10-12 | 中车株洲电力机车研究所有限公司 | Self- steering virtual rail train car body articulated mounting and rotation angle control method |
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| CN114641420A (en) * | 2020-01-17 | 2022-06-17 | 舍弗勒技术股份两合公司 | Articulated connection for a vehicle body |
| CN112549877A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Trailer traction device, trailer bogie and rubber wheel train |
| CN112550486A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Vehicle body and rubber wheel train |
| CN112550457A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Rubber wheel train and control method and system thereof |
| CN112550455A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Trailer bogie and rubber wheel train |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107458410B (en) | 2019-07-02 |
| DE102016118024B4 (en) | 2020-08-06 |
| FR3052132A1 (en) | 2017-12-08 |
| DE102016118024A1 (en) | 2017-12-07 |
| FR3052132B1 (en) | 2021-03-05 |
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