CN107458407B - Be articulated and connected method between a kind of low floor vehicle car body - Google Patents
Be articulated and connected method between a kind of low floor vehicle car body Download PDFInfo
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- CN107458407B CN107458407B CN201610384862.8A CN201610384862A CN107458407B CN 107458407 B CN107458407 B CN 107458407B CN 201610384862 A CN201610384862 A CN 201610384862A CN 107458407 B CN107458407 B CN 107458407B
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- metal joint
- hinge
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- articulated
- rotating hinge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G3/00—Couplings comprising mating parts of similar shape or form which can be coupled without the use of any additional element or elements
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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
- B61G5/04—Couplings for special purposes not otherwise provided for for matching couplings of different types, i.e. transitional couplings
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- Pivots And Pivotal Connections (AREA)
Abstract
Be articulated and connected method between a kind of low floor vehicle car body, 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 hinged mandrel of the fixed hinge takes the fixed core component for cutting with scissors metal joint bearing as the component that is articulated and connected of no pin shaft monoblock type；Core component of the hinged mandrel of the rotating hinge using the rotating hinge metal joint bearing of monoblock type as articulated connection component, and connected between the pivoted arm and mounting base of rotating hinge by rubber-metal joint；It is described freely cut with scissors freely cut with scissors and connected between pull rod and both ends car body support using rubber-metal joint.The present invention is by adjusting the fixed hinge of articulated system, rotating hinge and from hinged structure type, using metal joint bearing as hinged core component, and by adding wear-resistant sleeve and changing rotating hinge force structure, effectively solving connection type, structure is complicated, it is easy to appear abrasion, overall performance is bad, back and forth the big problem of play.
Description
Technical field
The present invention relates to a kind of connection types of vehicle, and in particular to between a kind of low floor vehicle car body and car body
Connection type, to improve the integrated connection performance between vehicle.Belong to vehicle critical component manufacturing technology field.
Background technique:
" low-floor " is a nomenclature of light rail vehicle, refers to light rail of the vehicle floor apart from orbital plane less than 40 centimetres
Vehicle.The percentage of guest room area can be reached according to vehicle low-floor region, low floor vehicle divides number of different types again, has
70% low-floor light rail vehicle, 100% low-floor light rail vehicle etc.；It is exactly 100% low-floor light rail vehicle that wherein technical difficulty is maximum.It is low
Floor train is typically all to be made of car bodies more than two sections, is generally connected by articulated system between two section compartments.
The articulated system connected between low-floor train is the stressed member of connection front and back carriage chassis part, and the safety of connection is determined
Determine the safety coefficient of articulated coach.From hinged disk following three can be divided on the structural shape that front and back carriage chassis connects
Kind: the connection in the first front and back compartment is bulb pin type structure, and this structure appears on the articulated coach of early stage；Before second
The connection of trunk is the Tumbler disc bearing structure of major diameter, and the turn performance of vehicle is attached and guaranteed by turntable bearing；
The third is that the connection in front and back compartment is pin type structure, is attached by axle sleeve and the performances such as the turning that guarantees vehicle.
General low floor vehicle articulated mounting at present, is arranged in car body both ends coupling part, general using hinge cooperation side up and down
Formula limits body movement by each articulated mounting, and low floor vehicle is made to have good sharp radius curve ability excessively.Low-floor train
Rotation hinge device or rotating hinge are generally generally used between the roof of adjacent compartment using hinge device is fixed between the vehicle bottom of adjacent compartment
With the mode of freely hinged conjunction.Wherein, the fixation hinge device at vehicle bottom limits the translation in three directions, and three directions is allowed to rotate,
The vertical force of train is born, the most longitudinal traction of adjacent train (current of traffic) and cross force are transmitted；Roof
Between used rotational articulated device allow adjacent train spaced winding vertical axis to rotate, pass through device inner rubber component provide it is longitudinal
And lateral stiffness bears the part longitudinal traction of train, limits adjacent car body by cooperation vehicle bottom fixed hinge device
Between movement of sidewindering and nod, make to meet city small curve radius requirement there is only the opposite freedom degree shaken the head between adjacent train,
Minor radius vertical curve and level curve requirement are crossed simultaneously to meet train, it is arranged apart as required between adjacent car body roof freely to cut with scissors
Connection device and rotation hinge device；The rotating hinge of roof is different according to low floor vehicle vehicle, and the structure of rotating hinge is also not quite similar,
Basic mode is that an articulated mounting that can mutually rotate is arranged in car body top, and low floor vehicle roof is connected,
Enable low floor vehicle safety and steady by level curve and vertical curve；It is set to freely cutting with scissors as auxiliary connection for roof
System only limits and sidewinders movement between adjacent car body.The articulated system for forming low floor vehicle is combined by these three articulated mountings,
Through being widely used in the connection of low floor vehicle.But these three existing articulated mountings combine the articulated system to form low floor vehicle
The problems such as generally existing connection reliability is insufficient, and stationarity is inadequate, is easy to happen play, especially existing low floor vehicle is fixed
Hinge hinge method is successively to be worn using centrepin directly with metal joint bearing hinge connection by centrepin using upper and lower support
Upper bracket, metal joint bearing and undersetting are crossed, so that adjacent car body be connected.But it is this using centrepin knot
The structure of entire fixed hinge can be made to become complex for the method that structure connects adjacent car body or the degree of modularity is not high, installation sky
Between needs it is larger；In addition, fixed hinge device usually requires periodic maintenance, cleans, checks lubrication and motion conditions, in
The method that heart latch structure connects adjacent car body can also make the assembly of fixed hinge device, disassembly difficulty big, lead to maintenance difficulties
It can be larger.And rotating hinge generallys use the pin shaft connection of " V " type structure at present, but structure is complicated for existing rotating hinge, installation
It is inconvenient with adjustment, and analyzed from whole stress condition, nor very rationally, low-floor articulated system existing in this way is still
So there are some problems, the normal operation of extreme influence vehicle is reduced the service life of vehicle by these problems, therefore having very much must
This is further studied.
By patent retrieval do not find have with the patent literature report of same technique of the present invention, have certain relationship with the present invention
Patent mainly have it is following:
1, Patent No. CN201210391148.3, it is entitled " articulated system of low-floor articulated train or car "
Patent of invention, which disclose a kind of low-floor articulated train or the articulated system of car, wherein front and back frame respectively with
Turntable bearing is fixedly connected, and the front end of side arm and the rear end of after-frame are respectively formed a pitch axis.Preferably, pitching axis includes ball
Hinge, flexural pivot mounting hole and flexural pivot fixing seat, flexural pivot is movable to be plugged in flexural pivot mounting hole and is fixed in flexural pivot fixing seat, preceding
The front end of frame and the rear end of after-frame are respectively arranged with flexural pivot mounting hole.Front and back 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, after
Adhesive tape is fixedly connected with turret table and is located under preceding adhesive tape.Twisting resistance of the present invention is strong, good buffer effect, and forward and backward frame respectively forms one
A flexion-extension axis, even if occur pitching, toppling or move up and down in vehicle driving, each flexion-extension axis can be realized with corresponding actions
Vehicle is smoothly travelled without damaging.
2, number of patent application CN201110440779.5, entitled " bogie for high-speed rail wagon " patent of invention should
Patent discloses a kind of bogie for high-speed rail wagon, including a framework, and the transverse ends of the framework pass through two one respectively
It is that suspension respectively connects a wheel pair, the framework is equipped with secondary suspension system and brake rigging, before framework,
Rear side is respectively equipped with one and resists snakelike damper.The framework is at H shape comprising two curb girders, a cross bearer and several small
Crossbeam, described two curb girders middle parts are in lower concave structure, and the lower spill middle position of two curb girders is connected by cross bearer, greatly
The two sides of crossbeam are symmetrically arranged with the needle beam for being separately connected two curb girders;The both ends of the curb girder pass through two single stage suspension systems respectively
Respectively one wheel pair of connection, the framework are equipped with secondary suspension system, brake rigging, axle temperature detecting system, framework to system
Forward and backward side be respectively equipped with and resist snakelike damper.
3, Patent No. FR8420063, it is entitled " Improvements to bogies of rail vehicles "
Patent of invention which disclose a kind of bogie of rolling stock be the improvement of two axle truck, particular for subtracting
There is the bogie of secondary suspension system to abrasion that can easily on the wheel shaft on the bend of minor radius in wheel less,
The elasticity that equal in magnitude, contrary longitudinal balance thrust is equipped in the main body axis both sides suspended portion of vehicle is longitudinal flat
Weigh thrust component, is characterized in that being provided with damping by friction pad around suspension system and helical spring, be equipped on main shaft outstanding
The damping by friction pad that part links together is hung, single stage suspension realizes the connection between axis and axis by articulation piece, opposite in this way
Carry out the relatively same axis biaxial inclination of equality in the one axis tilting band of longitudinal axis of bogie, adverse effect is in the friction for connecting two axis
Device and elastic cushion and pendulum spring.
4, Patent No. CN200920015085.5, entitled " articulation of urban low-floor railway vehicles freely hinged dress
Set " utility model patent, it is special which disclose a kind of free articulated device for articulation of urban low-floor railway vehicles
Sign is: it is " Z " font link mechanism, and both ends are fixed on car body, is that flexural pivot is connect with medial side rolling drawing bar both ends.It is
Auxiliary bindiny mechanism between low floor vehicle constrains and sidewinders movement between carbody, while adapting to vehicle and passing through minor radius
The needs of level curve and vertical curve.Its advantages are: be " Z " font link mechanism, freedom of shaking the head and nod between release car body
Degree, can satisfy vehicle by the requirement of minor radius level curve and vertical curve, while constraining and sidewindering movement between carbody,
It is used cooperatively with oil-pressure damper, guarantees straight line robust motion.
Although these above-mentioned patents have been directed to low floor vehicle articulated system, it was also proposed that the one of existing articulated system
It is a little to improve, but all only propose some local improvement, it does not propose to be comprehensively considered in terms of whole structural behaviour；
It is specific how the whole structural parameters for changing system, change the characteristics of in particular for low floor vehicle from the improvement in overall structure
The scheme of kind low floor vehicle articulated system overall performance lacks system and considers, so low floor vehicle articulated system is still deposited so far
In connection type, structure is complicated, is easy to appear abrasion, and overall performance is bad, back and forth the big problem of play, needs further to be subject to
Research.
Summary of the invention
It is an object of the invention to be easy to appear that structure is complicated there are connection type for existing low floor vehicle articulated system,
It is easy to appear abrasion, overall performance is bad, back and forth the big problem of play, propose a kind of new low floor vehicle articulated connection mode,
Low floor vehicle articulated connection mode improves low floor vehicle by changing the connection structure of low floor vehicle articulated system articulated manner
Hinged performance improves the overall wear of articulated system, prevents the play back and forth of articulated system, and structure is simply easy to be tieed up
It repairs and replaces.
In order to reach this purpose, the present invention provides a kind of methods that is articulated and connected between low floor vehicle car body, using more
The double hinge types of car body connect, and form articulated system by fixing hinge, rotating hinge and freely cutting with scissors combination respectively between low floor vehicle car body
It is attached, which is characterized in that the hinged mandrel of the fixed hinge takes the fixed hinge metal joint bearing of no pin shaft monoblock type
Core component as articulated connection component；The hinged mandrel of the rotating hinge uses the rotating hinge metal joint bearing of monoblock type
As the core component of articulated connection component, and connected between the pivoted arm and mounting base of rotating hinge by rubber-metal joint；Institute
State freely cut with scissors freely cut with scissors between pull rod and both ends car body support using rubber-metal joint connect.
Further, the fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, described
Rotating hinge metal joint bearing connect with the both ends on car body top by rotating hinge connector, described freely cut with scissors is matched with rotating hinge
Conjunction is connect with the both ends on car body top.
Further, the fixed hinge metal joint bearing is first will by the connection of the both ends of connector and vehicle bottom
Metal joint bearing in the fixed hinge of low floor vehicle is assembled into an entirety, then by the metal joint bearing of monoblock type and a vehicle
The upper hold-down support of body is connected by connector one and by the lower solid of the metal joint bearing of monoblock type and another car body
Determine support to connect by connector two, so that two adjacent car bodies be connected.
Further, the fixed hinge metal joint bearing includes the outer cover for seat of fixed hinge metal joint, is arranged in fixation
The outer rolling ball cover inside the outer cover for seat of metal joint is cut with scissors, the interior roller ball rolled inside ball cover outside is set and is arranged and is cut with scissors fixed
Anti-wearing liner one between the outer cover for seat of metal joint and outer rolling ball cover；Between interior roller ball and outer rolling ball cover and outer rolling
By sphere-contact between ball cover and anti-wearing liner one, cover for seat, outer rolling outside metal joint are cut with scissors for fixed by connector three
Ball cover, interior roller ball and anti-wearing liner one form a whole the fixed hinge metal joint bearing of formula.
Further, the rotating hinge metal joint bearing is connect by rotating hinge connector with the both ends on car body top
It is the intra-articular snare by metal joint bearing on mandrel seat, and joint inner ring and mandrel seat is fixed；By upper bulb
It is all covered on the joint outer ring of metal joint bearing with lower bulb, by the way that upper bulb and lower bulb are fixed on the outer ring of joint,
Bulb and lower bulb are rotated with joint outer ring around joint inner ring.
Further, the rotating hinge metal joint bearing is fixed on upper bed-plate by bolt of lower base, rotating hinge gold
Belong to the intra-articular snare of oscillating bearing in one end of mandrel seat, and is fixed on mandrel seat；Upper bulb and lower ball-head cover are in joint
On outer ring, and upper bulb, lower bulb, rotating hinge metal joint bearing and mandrel seat form V-shaped structure.
Further, it is equipped with upper bulb ring in the upper bulb, is equipped with lower bulb ring in lower bulb；Upper bulb ring is under
The inside of bulb ring is all adjacent to on the outside of the outer ring of joint, and lower end of the upper end of lower bulb ring also with upper bulb ring is adjacent to；Under
The longitudinal section of the upper end of bulb ring and the lower end of upper bulb ring is zigzag, and the lower end of upper bulb ring is embedded in the upper of lower bulb ring
In end；It is additionally provided with connector on the outside of lower bulb ring, has gap among connector, connection bolt can be tightened across connector or pine
Open connector.
The present invention has the advantages that
The present invention is found after study repeatedly to the frequent problem of existing low floor vehicle articulated system
Why such or such problem is occurred, and main or articulated system major system components lack optimization, not from entirety
Configuration aspects are rationally modified, the present invention by adjusting the fixed hinge of articulated system, rotating hinge and from hinged structure type,
Using metal joint bearing as hinged core component, and by adding wear-resistant sleeve and changing rotating hinge force structure, so that solid
It fixed hinge, rotating hinge and freely cuts with scissors that performance is more superior, and can effectively solving connection type, structure is complicated, is easy to appear abrasion, it is whole
Body performance is bad, back and forth the big problem of play.
Detailed description of the invention
Fig. 1 is the overall structure layout schematic diagram of one embodiment of the invention；
Fig. 2 is the fixed hinge schematic perspective view of one embodiment；
Fig. 3 is the fixed hinge the schematic diagram of the section structure of one embodiment；
Fig. 4 is the fixed hinge metal joint bearing the schematic diagram of the section structure of one embodiment；
Fig. 5 is the rotating hinge structural schematic diagram of one embodiment；
Fig. 6 is the rotating hinge the schematic diagram of the section structure of one embodiment；
Fig. 7 is the metal joint bearing partial structurtes enlarged diagram of Fig. 6；
Fig. 8 is that one embodiment freely cuts with scissors structural schematic diagram；
Fig. 9 is the fixed hinge structural schematic diagram of another embodiment.
Specific embodiment
It is next in the following with reference to the drawings and specific embodiments that the present invention is further explained.
Embodiment one
Attached drawing 1 gives the principle signal of one embodiment of the invention, as can be seen that the present invention relates to one from attached drawing 1
Be articulated and connected system between kind low floor vehicle car body, using double more carbody types of hinge, passes through state respectively between low floor vehicle car body 1
Surely it cuts with scissors 2, rotating hinge 3 and forms articulated system from hinged 4 combination, which is characterized in that the fixed hinge 2 of the articulated system and rotation
Hinge 3 is all the core component using the metal joint bearing 5 of monoblock type as connection；The metal joint bearing 5 respectively with state
Fixed hinge is connected with the both sides of rotating hinge, forms rotary articulation piece.
Further, the metal joint bearing 5 divides for fixed hinge metal joint bearing 6 and rotating hinge metal joint axis
7 are held, fixed hinge metal joint bearing 6 passes through fixed hinge fitting and the both ends of vehicle bottom connect, rotating hinge metal joint axis
7 are held to connect by rotating hinge connector with the both ends on car body top.
As shown in Fig. 2 and 3, the monoblock type metal joint bearing 601 of the fixed hinge metal joint bearing 6 is wrapped in
Between upper hold-down support 602 and lower hold-down support 603, and it is tight by upper hold-down support 602 and lower hold-down support 603 2 respectively
The metal joint bearing of monoblock type is connect by the fitting 606 that is connected with upper hold-down support to be connect with lower hold-down support, thus by adjacent
Two car bodies connect.
Further, the monoblock type metal joint bearing 601 includes the outer cover for seat 604 of metal joint, is arranged in metal
Outer rolling ball cover 605, setting outside joint inside cover for seat 604, which roll the interior roller ball 607 inside ball cover 605 outside and be arranged, to exist
Anti-wearing liner 609 between the outer cover for seat 604 of metal joint and outer rolling ball cover 605；Interior roller ball 607 and outer rolling ball cover 605
Between and outer rolling ball cover 605 and anti-wearing liner 609 between by sphere-contact, by flexural pivot connector 608 by metal
Cover for seat 604, outer rolling ball cover 605, interior roller ball 607 and anti-wearing liner 609 form a whole the metal joint of formula outside joint
Bearing.
By above-mentioned design, so that the present embodiment possesses biggish sphere-contact structure.Metal joint bearing portions is solid
Determine functional component crucial when excessively horizontal articulated mounting and vertical curve, the control to movement is realized by the rotation of sphere-contact bearing
System, sphere-contact area is also bigger, and self-centering and low-speed running ability are better, and pin shaft structure have in this respect it is certain
Limitation, and biggish sphere-contact structure makes metal joint bearing have good self-centering, low speed in the present embodiment
Running ability and good low speed lubricant effect.In addition, the setting of anti-wearing liner in said structure, can make entire metal close
Bearings movement is got up more steady, and security performance is higher and can reduce noise, and without unfavorable wriggling, not only security performance height is also
The service life of product can be improved.
Anti-wearing liner 609 is hollow circular cone shape close to one end of lower hold-down support, close to one end of upper hold-down support
To be hollow cylindric, the upper end position that ball cover 605 and anti-wearing liner 609 contact is rolled outside, is provided with a groove, in groove
Embedded with the sealing for preventing dust from entering the gap between 607 contact surface of anti-wearing liner 609 and outer rolling ball cover 605 and interior roller ball
Circle 610；The inner ring of sealing ring 610 is tightly attached on the spherical outside surface of interior roller ball 607.Anti-wearing liner 609 is inlayed using copper-based PTFE
Object, copper-base graphite insert, engineering plastics or nylon.Many in existing metal joint bearing is all using grease lubrication or one
As solid lubrication, the wear-resistant lubricity and bearing capacity of such metal joint bearing have certain deficiency, exist to mutual
The metal parts of cooperation has the risk of corrosion；Lubricity may be had some impact on when cleaning vehicle simultaneously, and the present embodiment
The mode for abandoning common grease lubrication and general fixed lubrication, uses aforesaid way, so that anti-wearing liner one is not only
As wear-resistant sleeve come using, while be also lubricant body, therefore have extremely low coefficient of friction and evaporation loss, it is easy to maintain can
It leans on, there is the features such as excellent water-fast, steam, mild acid-base property liquid flushing, long service life；These same features make
Metal joint bearing realizes self-lubricating, does not need regularly demolition and maintenance and cleaning is more convenient, substantially reduce maintenance cost
And metal joint bearing is made to adapt to various environment operations, especially service requirement under low temperature.
As shown in figs. 4 through 6, the rotating hinge metal joint bearing 7 includes that monoblock type rotates metal joint 701, whole
Formula rotation metal joint 701 is mounted on mandrel seat 702 and ball-head cover combines between the adjustable V-shaped connecting rod 703 to be formed up and down,
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
Form rotating hinge metal joint bearing.The mandrel seat 702 of rotating hinge metal joint bearing is mounted on the mounting hole of upper mounting seat 713
It is interior, it 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 passes through 715 He of connecting rod
Rubber-metal articulated joint 716 is connect with lower mounting seat 717, and by upper mounting seat 713 and lower mounting seat 717 respectively with car body
The two sides on top connect.
Further, 704 sets of joint inner ring of monoblock type rotation metal joint 701 are covered by interference fit in core
On the mandrel 705 of axle bed 702, and pass through 706 stationary positioned of retainer ring on mandrel 705；The pass of monoblock type rotation metal joint 701
Section outer ring 707 links together with 704 mating spherical surfaces of joint inner ring, and monoblock type rotates the joint outer ring difference of metal joint 701
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 with upper and lower ball-head cover contacts,
So that the power of the joint outer ring 707 of monoblock type rotation metal joint 701 is distributed on ball-head cover 708 and lower ball-head cover 709.On
Ball-head cover 708 and lower ball-head cover 709 are nested together by rim of the mouth 710, and retainer ring 711, lower ball-head cover are equipped in upper ball-head cover 708
709 are equipped with boss 712, prevent the joint outer ring abjection of monoblock type rotation metal joint 701.
Attached drawing 7, which gives of the invention one and freely cuts with scissors, implements specific structure, and freely cutting with scissors 3 includes free hinge extension bar 301,
Free hinge extension bar 301 is connect by a L-type support 302 and a V-type support 303 with car body top both ends respectively, and from
It is connect respectively by rubber bushing 304 with L-type support 302 and V-type support 303 by hinge extension bar 301, composition is freely cut with scissors.
Embodiment two
Embodiment two and the structure of embodiment one are essentially the same, and only the hinged structure of the fixation of articulated system is different, institute
The fixed hinge metal joint bearing 201 for stating fixed hinge is monoblock type metal joint bearing, and fixed hinge metal joint bearing 201 has two
Layer anti-wearing liner, respectively interior anti-wearing liner 202 and outer anti-wearing liner 203, interior anti-wearing liner 203 are embedded in interior roller ball 204
Between 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,
Double anti-wearing liner metal joint structures are formed, are more advantageous to the flexibility for increasing metal joint bearing in this way, reduce interior roller ball
With the friction between outer rolling ball cover；The inner surface for rolling ball cover 205 outside is provided with card slot, is equipped with retaining ring 207 in card slot, prevents
Interior anti-wearing liner is skidded off between interior roller ball 204 and outer rolling ball cover 205；The inner surface of cover for seat 206 outside metal joint
It is provided with exterior bayonet slot, outer retaining ring 208 is equipped in exterior bayonet slot, prevents outer anti-wearing liner from skidding off between interior roller ball and outer rolling ball cover
Above-mentioned listed embodiment, only carries out clear, complete description to technical solution of the present invention in conjunction with attached drawing；It is aobvious
So, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
It can be seen from above-described embodiment 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, hinge is formed by fixing hinge, rotating hinge and freely cutting with scissors combination respectively between low floor vehicle car body
Welding system is attached, which is characterized in that the hinged mandrel of the fixed hinge takes the fixed hinge metal of no pin shaft monoblock type to close
Core component of the bearings as articulated connection component；The hinged mandrel of the rotating hinge is closed using the rotating hinge metal of monoblock type
Core component of the bearings as articulated connection component, and connected between the pivoted arm and mounting base of rotating hinge by rubber-metal joint
It connects；It is described freely cut with scissors freely cut with scissors and connected between pull rod and both ends car body support using rubber-metal joint.
Further, the fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, described
Rotating hinge metal joint bearing connect with the both ends on car body top by rotating hinge connector, described freely cut with scissors is matched with rotating hinge
Conjunction is connect with the both ends on car body top.
Further, the fixed hinge metal joint bearing is first will by the connection of the both ends of connector and vehicle bottom
Metal joint bearing in the fixed hinge of low floor vehicle is assembled into an entirety, then by the metal joint bearing of monoblock type and a vehicle
The upper hold-down support of body is connected by connector one and by the lower solid of the metal joint bearing of monoblock type and another car body
Determine support to connect by connector two, so that two adjacent car bodies be connected.
Further, the fixed hinge metal joint bearing includes the outer cover for seat of fixed hinge metal joint, is arranged in fixation
The outer rolling ball cover inside the outer cover for seat of metal joint is cut with scissors, the interior roller ball rolled inside ball cover outside is set and is arranged and is cut with scissors fixed
Anti-wearing liner one between the outer cover for seat of metal joint and outer rolling ball cover；Between interior roller ball and outer rolling ball cover and outer rolling
By sphere-contact between ball cover and anti-wearing liner one, cover for seat, outer rolling outside metal joint are cut with scissors for fixed by connector three
Ball cover, interior roller ball and anti-wearing liner one form a whole the fixed hinge metal joint bearing of formula.
Further, the rotating hinge metal joint bearing is connect by rotating hinge connector with the both ends on car body top
It is the intra-articular snare by metal joint bearing on mandrel seat, and joint inner ring and mandrel seat is fixed；By upper bulb
It is all covered on the joint outer ring of metal joint bearing with lower bulb, by the way that upper bulb and lower bulb are fixed on the outer ring of joint,
Bulb and lower bulb are rotated with joint outer ring around joint inner ring.
Further, the rotating hinge metal joint bearing is fixed on upper bed-plate by bolt of lower base, rotating hinge gold
Belong to the intra-articular snare of oscillating bearing in one end of mandrel seat, and is fixed on mandrel seat；Upper bulb and lower ball-head cover are in joint
On outer ring, and upper bulb, lower bulb, rotating hinge metal joint bearing and mandrel seat form V-shaped structure.
Further, it is equipped with upper bulb ring in the upper bulb, is equipped with lower bulb ring in lower bulb；Upper bulb ring is under
The inside of bulb ring is all adjacent to on the outside of the outer ring of joint, and lower end of the upper end of lower bulb ring also with upper bulb ring is adjacent to；Under
The longitudinal section of the upper end of bulb ring and the lower end of upper bulb ring is zigzag, and the lower end of upper bulb ring is embedded in the upper of lower bulb ring
In end；It is additionally provided with connector on the outside of lower bulb ring, has gap among connector, connection bolt can be tightened across connector or pine
Open connector.
The present invention has the advantages that
The present invention is found after study repeatedly to the frequent problem of existing low floor vehicle articulated system
Why such or such problem is occurred, and main or articulated system major system components lack optimization, not from entirety
Configuration aspects are rationally modified, the present invention by adjusting the fixed hinge of articulated system, rotating hinge and from hinged structure type,
Using metal joint bearing as hinged core component, and by adding wear-resistant sleeve and changing rotating hinge force structure, so that solid
It fixed hinge, rotating hinge and freely cuts with scissors that performance is more superior, and can effectively solving connection type, structure is complicated, is easy to appear abrasion, it is whole
Body performance is bad, back and forth the big problem of play.In addition to this, the present invention also has the characteristics that following some:
1, fixed hinge device is used to connect the lower articulated mounting of two section low floor vehicles, is passed through using upper and lower hold-down support
Bolt directly with metal joint bearing hinge connection structure, simplifies structure, and saves installation space.Pass through spherical surface metal joint axis simultaneously
Transmission force and movement are held, is able to achieve and is rotated around three directions, vertical force can be born, transmit most longitudinal force and cross force；
2, fixed hinge metal joint bearing directly passes through bolt using monolithic construction and connect with upper and lower hold-down support, makes
Structure simplifies, and saves installation space.Monoblock type metal joint bearing is more safe and reliable, and passing movement and power are more steady.Together
When Bearing inner use the embedding PTFE unworn liner of copper, not only in the case where meeting movement needs, improve bearing capacity, meet from
Lubricating requirement reduces maintenance cost.Itself or excellent wear-resistant material simultaneously, frictional behaviour is splendid, low noise, without unfavorable compacted
Dynamic, not only security performance height can also improve the service life of product；
3, rotational articulated device use V-type bar pattern, can simultaneously regulating device installation length and angle, adapt to
Different low-floor vehicles.Bulb is installed in intermetallic metal joint simultaneously, using separated forging overall package processing technology, guarantees to produce
Adjustable angle is achieved while quality.
4, the case where free articulated device is according to the stress of device, being connected by screw bolts tension structure keeps device safer
Reliably, the good curve ability excessively of vehicle is not influenced.The device link assembly has the function of adjustable in length simultaneously, adapts to not
With vehicle requirement.The hold-down support of special construction simultaneously, light-weight design, structure is simple, meets Structural strength calls
Cost has been saved simultaneously.
Claims (4)
1. be articulated and connected method between a kind of low floor vehicle car body, pass through fixed hinge, rotating hinge between low floor vehicle car body respectively
It forms articulated system with combination is freely cut with scissors and is attached, which is characterized in that the hinged mandrel of the fixed hinge takes no pin shaft whole
Core component of the fixed hinge metal joint bearing of body formula as articulated connection component；The hinged mandrel of the rotating hinge is using whole
Core component of the rotating hinge metal joint bearing of body formula as articulated connection component, and between the pivoted arm and mounting base of rotating hinge
It is connected by rubber-metal joint；It is described freely cut with scissors freely cut with scissors and closed between pull rod and both ends car body support using rubber-metal
Section connection；The fixed hinge metal joint bearing is connected by the both ends of connector and vehicle bottom, the rotating hinge gold
Belong to oscillating bearing to connect by rotating hinge connector with the both ends on car body top, it is described freely to cut with scissors and rotating hinge cooperation and car body top
The both ends at end connect；The fixed hinge metal joint bearing is first by low land by the connection of the both ends of connector and vehicle bottom
Metal joint bearing in the fixed hinge of wooden handcart is assembled into an entirety, then by the metal joint bearing of monoblock type and car body
Upper hold-down support is connected by connector one and props up the lower fixation of the metal joint bearing of monoblock type and another car body
Seat is connected by connector two, so that two adjacent car bodies be connected；Metal joint bearing is cut with scissors in the fixation
It is fixed to cut with scissors the outer cover for seat of metal joint, the fixed outer rolling ball cover cut with scissors outside metal joint inside cover for seat is set, is arranged in outer rolling
Interior roller ball inside ball cover and the anti-wearing liner one outside fixed hinge metal joint between cover for seat and outer rolling ball cover is set；It is interior
Pass through sphere-contact between roller ball and outer rolling ball cover and between outer rolling ball cover and anti-wearing liner one, passes through connector
Three form a whole cover for seat, outer rolling ball cover, interior roller ball and anti-wearing liner one outside fixed hinge metal joint the fixation of formula
Cut with scissors metal joint bearing.
2. be articulated and connected method between low floor vehicle car body as described in claim 1, it is characterised in that: the rotating hinge gold
Belonging to oscillating bearing to connect by rotating hinge connector with the both ends on car body top is that the intra-articular snare of metal joint bearing exists
On mandrel seat, and joint inner ring and mandrel seat are fixed；Upper bulb and lower bulb are all covered in the pass of metal joint bearing
It saves on outer ring, by the way that upper bulb and lower bulb to be fixed on the outer ring of joint, enables bulb and lower bulb with joint outer ring
It is rotated together around joint inner ring.
3. be articulated and connected method between low floor vehicle car body as described in claim 1, it is characterised in that: the rotating hinge gold
Belonging to oscillating bearing includes monoblock type rotation metal joint, and monoblock type rotation metal joint is mounted on mandrel seat and upper and lower ball-head cover group
It closes between the adjustable V-shaped connecting rod formed, monoblock type rotation metal joint combines with mandrel seat and upper and lower ball-head cover to be formed
Adjustable V-shaped connecting rod combines to form rotating hinge metal joint bearing.
4. be articulated and connected method between low floor vehicle car body as claimed in claim 3, it is characterised in that: the monoblock type turns
The intra-articular snare of dynamic metal joint is covered on the mandrel of mandrel seat by interference fit, and fixed fixed by the retainer ring on mandrel
Position；The joint outer ring of monoblock type rotation metal joint links together with joint inner ring mating spherical surfaces, and monoblock type rotates metal and closes
The upper ball-head cover and lower ball-head cover inner ring for the adjustable V-shaped connecting rod to be formed are combined with upper and lower ball-head cover respectively in the joint outer ring of section
Contact, so that the power of the joint outer ring of monoblock type rotation metal joint is distributed on ball-head cover and lower ball-head cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384862.8A CN107458407B (en) | 2016-06-02 | 2016-06-02 | Be articulated and connected method between a kind of low floor vehicle car body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384862.8A CN107458407B (en) | 2016-06-02 | 2016-06-02 | Be articulated and connected method between a kind of low floor vehicle car body |
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| Publication Number | Publication Date |
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| CN107458407A CN107458407A (en) | 2017-12-12 |
| CN107458407B true CN107458407B (en) | 2019-04-30 |
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|---|---|---|---|---|
| US5586506A (en) * | 1994-12-21 | 1996-12-24 | Aeg Schienenfahrzeuge Gmbh | Ball-and-socket coupling, particularly for railway cars |
| EP1647725A2 (en) * | 2004-10-11 | 2006-04-19 | Minebea Co.,Ltd. | Wear adjustable spherical thrust bearing arrangement for bi-directional axial loads for coupling a bogie to a passenger car |
| CN201151406Y (en) * | 2008-01-23 | 2008-11-19 | 西南交通大学 | Elastic coupling device for independence wheel pair single-axle bogie |
| CN102416832A (en) * | 2010-09-24 | 2012-04-18 | 许布奈有限公司 | Joint of an articulated vehicle |
| CN204801812U (en) * | 2015-07-27 | 2015-11-25 | 株洲九方制动设备有限公司 | Last articulated mounting of rail vehicle |
| CN105329252A (en) * | 2015-12-01 | 2016-02-17 | 南车四方车辆有限公司 | Carriage hinge device and streetcar |
-
2016
- 2016-06-02 CN CN201610384862.8A patent/CN107458407B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5586506A (en) * | 1994-12-21 | 1996-12-24 | Aeg Schienenfahrzeuge Gmbh | Ball-and-socket coupling, particularly for railway cars |
| EP1647725A2 (en) * | 2004-10-11 | 2006-04-19 | Minebea Co.,Ltd. | Wear adjustable spherical thrust bearing arrangement for bi-directional axial loads for coupling a bogie to a passenger car |
| CN201151406Y (en) * | 2008-01-23 | 2008-11-19 | 西南交通大学 | Elastic coupling device for independence wheel pair single-axle bogie |
| CN102416832A (en) * | 2010-09-24 | 2012-04-18 | 许布奈有限公司 | Joint of an articulated vehicle |
| CN204801812U (en) * | 2015-07-27 | 2015-11-25 | 株洲九方制动设备有限公司 | Last articulated mounting of rail vehicle |
| CN105329252A (en) * | 2015-12-01 | 2016-02-17 | 南车四方车辆有限公司 | Carriage hinge device and streetcar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107458407A (en) | 2017-12-12 |
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