CN105292250A - Reverse tricycle - Google Patents
Reverse tricycle Download PDFInfo
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- CN105292250A CN105292250A CN201510774236.5A CN201510774236A CN105292250A CN 105292250 A CN105292250 A CN 105292250A CN 201510774236 A CN201510774236 A CN 201510774236A CN 105292250 A CN105292250 A CN 105292250A
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Abstract
The invention provides a reverse tricycle. The reverse tricycle is characterized by comprising a deflection and steering mechanism, a rear-section frame, a driving wheel and two front wheels; the deflection and steering mechanism is arranged at the front end of the rear-section frame, the two front wheels are connected with the deflection and steering mechanism and symmetrically arranged on the left side and the right side of the front end of the rear-section frame with the rear-section frame as the axis of symmetry, and the driving wheel is arranged at the rear end of the rear-section frame. By the adoption of the technical scheme, a left rocking arm and a right rocking arm are coaxially hinged to a main frame, in the turning or inclining process, full parallelism can be achieved, the tricycle is driven more stably, and the left rocking arm and the right rocking arm are independent non-interference gravity center deflection systems; meanwhile, through the structure of a single shock absorber, the production cost of the reverse tricycle is greatly reduced.
Description
Technical field
The present invention relates to a kind of oppositely structure for tricycle.
Background technology
So-called oppositely three-wheel vehicle, refer to that front steering train comprises a kind of comparatively special product of two wheels, due to its many relative to cart wheel and an earth surface, be easy to produce the wet-skid road surface breakked away, there is very unique stability advantage, significantly reduce to drive personnel to break away the possibility of falling down, under complex-terrain ground surface environment, driving safety comparatively two-wheel car has and significantly promotes.
The reverse three-wheel vehicle of prior art, complicated terrain environment can be adapted to make the front steering train comprising two wheels, make left and right wheels when contacted ground height is inconsistent, be unlikely to make tilting of car body, general all employing allows revolver and rightly to take turns by four front shock absorbers on the two ends, left and right of rocking bar, this mode makes front shock absorber be subject to cross component very large, easily loses efficacy, and produces potential safety hazard.The reverse three-wheel vehicle of prior art simultaneously, bulk motion framing member is scattered in and turns to sleeve and suspension, center of gravity is high and Movement transmit is not direct, this forced movement transmission structure causing trouble rate is high and travel underaction, and rocking bar to be arranged on above vehicle frame on Steering gear sleeve, Steering gear sleeve is hollow part, and this is also a safety hazard.Simultaneously the main car frame structure of prior art and manufacturing procedure all comparatively complicated, insufficient strength.In sum, the reverse three-wheel vehicle of prior art and beat and steering swivel system have the necessity improved further.
Summary of the invention
Therefore, main purpose of the present invention, is to solve the problem, and provides a kind of oppositely structure for tricycle.
For realizing above object, the technical solution adopted in the present invention is to provide a kind of oppositely three-wheel vehicle, it is characterized in that described reverse three-wheel vehicle comprises: beat and steering hardware, back segment vehicle frame, drive wheel, two front-wheels, described beat and steering hardware are arranged at the front end of described back segment vehicle frame, described two front-wheels are connected with described beat and steering hardware, the symmetrical left and right sides, front end being arranged on described back segment vehicle frame, and with described back segment vehicle frame for axis of symmetry, described drive wheel is arranged on the rear end of described back segment vehicle frame.
Preferably, beat and the steering hardware of described reverse three-wheel vehicle comprise main car frame, are symmetricly set in the left forearm assembly of described main car frame both sides, right forearm assembly,
Described left forearm assembly comprises upper left rocking arm, lower left swing arm and left steering joint structure, the first end of described upper left rocking arm by the first pivot and described main car frame hinged, the first end of described lower left swing arm by the second pivot and described main car frame hinged, second end of described upper left rocking arm, lower left swing arm is hinged respectively by the two ends up and down of the 3rd pivot, the 4th pivot and described left steering joint structure, and the rotating shaft of described first pivot, the second pivot, the 3rd pivot, the 4th pivot is perpendicular to same plane;
Described right forearm assembly comprises upper right rocking arm, lower right swing arm and right steering joint structure, the first end of described upper right rocking arm by Wushu rotation mechanism and described main car frame hinged, the first end of described lower right swing arm by the 6th pivot and described main car frame hinged, second end of described upper right rocking arm, lower right swing arm is hinged respectively by the two ends up and down of the 7th pivot, the 8th pivot and described right steering joint structure, and the rotating shaft of described Wushu rotation mechanism, the 6th pivot, the 7th pivot, the 8th pivot is perpendicular to same plane;
Described first pivot and described Wushu rotation mechanism are coaxial, described second pivot and described 6th pivot coaxial,
Beat and the steering hardware of described reverse three-wheel vehicle also comprise a steering structure, described steering structure comprises front steering column, main Steering gear, universal steering machine structure, described front steering column is arranged in described main car frame, described front steering column upper end connects described main Steering gear, lower end is connected with the midway location of described universal steering machine structure, and described universal steering machine structure two ends connect described left steering joint structure, right steering joint structure respectively.
Preferably, described universal steering machine structure comprises center cross, left connecting rod, right connecting rod, the lower end of described front steering column and the first axle part of described center cross hinged, the second axle part of described center cross and described left connecting rod, right connecting rod are hinged, described left connecting rod connects described left steering joint structure and described center cross, and described right connecting rod connects described right steering joint structure and described center cross.
Preferably, described universal steering machine structure comprises left lever, right pull bar, and the two ends of described left lever and described right pull bar are respectively arranged with spherical plain bearing rod end; The inner ring body of the spherical plain bearing rod end of described left lever the inner is fixedly connected with the inner ring body of the spherical plain bearing rod end of described right pull bar the inner.
Preferably, described left lever connects described left steering joint structure by the inner ring body of the spherical plain bearing rod end of its outer end, and described right pull bar connects described right steering joint structure by the inner ring body of the spherical plain bearing rod end of its outer end; Bolt of rear end plate through the inner ring body centre hole of spherical plain bearing rod end of described right pull bar the inner and the inner ring body of the spherical plain bearing rod end of described left lever the inner centre hole and be connected to the bottom of described front steering column.
Preferably, described left lever and described right pull bar are arrange or arrange up and down in front and back.
Preferably, to save structure rotation axis crossing for the inner ring body center-point of the spherical plain bearing rod end of described left lever outer end and the connection lead of described drive wheel center-point and described left steering; It is crossing that the inner ring body center-point of the described spherical plain bearing rod end of the outer end of described right pull bar and the connection lead of described drive wheel center-point and described right steering save structure rotation axis.
Preferably, described main car frame comprises front frame, girder, and described girder is in " C " shape, and described front frame is arranged on the opening side of " C " shape of described girder.
Preferably, described girder comprises described C-type beam main body, and C-type beam main body has top longitudinal extension section and bottom longitudinal extension section; Top longitudinal extension section, bottom longitudinal extension section and C-type beam main body are formed in one.The top of described top longitudinal extension section offers front steering column mounting hole, and top longitudinal extension section connects front steering column by front steering column mounting hole.Described front steering column is arranged in the described front steering column mounting hole of described girder, and the bottom of front steering column extends downward the C type inner space of the C-type beam main body of girder.
Preferably, the forward upper of described top longitudinal extension section offers front frame epimere connecting bore, and the lower front of top longitudinal extension section offers front frame stage casing connecting bore; The rear side of top longitudinal extension section offers back segment vehicle frame epimere connecting bore; Top longitudinal extension section is fixedly connected with the epimere of front frame by front frame epimere connecting bore, is fixedly connected with the stage casing of front frame by front frame stage casing connecting bore; Top longitudinal extension section is fixedly connected with the epimere of back segment vehicle frame by back segment vehicle frame epimere connecting bore.
Preferably, the front side of described bottom longitudinal extension section offers front frame hypomere connecting bore; The rear side of bottom longitudinal extension section offers back segment vehicle frame hypomere connecting bore; Bottom longitudinal extension section is fixedly connected with the hypomere of front frame by front frame hypomere connecting bore, be fixedly connected with the hypomere of back segment vehicle frame by back segment vehicle frame hypomere connecting bore.
The rear side of described C-type beam main body offers back segment vehicle frame stage casing connecting bore; C-type beam main body is fixedly connected with back segment vehicle frame by back segment vehicle frame stage casing connecting bore.
Preferably, described girder is one-body molded.
Preferably, described left steering joint structure and right steering joint structure comprise rotary head, lower rotary head, center shaft and sleeve, described center shaft connects described upper rotary head and lower rotary head, described jacket casing is located at described center shaft, described sleeve is connected by bearing with described center shaft, described sleeve is also provided with the axle installing wheel hub.
Preferably, described sleeve centerline and install the axle of wheel hub and vertically to arrange in crossing on three dimensional space; Also waterproof grommet is provided with between described sleeve and described center shaft.
Preferably, described beat and steering hardware also comprise hub, and described hub is sheathed on the axle described sleeve being installed wheel hub.
Preferably, described hub comprises wheel hub, and described wheel hub offers axis hole, and oil sealing, bearing, bearing lining are successively set in described axis hole, and end cap is arranged on axis hole outer end, have been screwed brake disc in axis hole the inner; Described wheel hub outer rim is provided with spoke, is provided with wheel rim outside spoke.
Preferably, described lower left swing arm and described lower right swing arm are respectively arranged with strut member, a shock mitigation system connects the strut member on described left and right lower shake-changing arm.
Preferably, the upper end of described front steering column ringwise, described upper left rocking arm and described upper right rocking arm are respectively arranged with strut member, and a shock mitigation system connects the strut member on described left and right upper rocker arm, and described shock mitigation system is through the annular of described front steering column upper end.
Preferably, the axis of described shock mitigation system and the axis co-planar of left and right slewing journal structure.
After have employed technique scheme:
1. about, rocking arm is hinged respectively at coaxial line on main car frame, and when turning or tilt, can realize entirely parallel, vehicular drive is more stable, and left and right rocking arm is independent non-interference center of gravity beat system;
2. steering swivel realizes rotating by universal steering machine structure and then makes turn inside diameter, main Steering gear drive is preposition turns to column, then the left and right translation of universal steering machine structure is driven, under three-dimensional left and right turn and the parallelogram motion pattern that deflects, ensure that the axle of the left and right installation wheel hub in any mode of motion is under any circumstance completely parallel, the mid-two-way cross axle structure of steering swivel system, original revolution shaft core position can not be changed in any kinds of athletic, and ensure the one-sided Asynchrony ability of left and right rocker arm system.More complicated for cross axle structure, cost is larger, the present invention proposes the organization plan of another kind of universal steering machine structure, by the inner ring body enlarged-diameter of spherical plain bearing rod end, to obtain larger angular pivotal range, two inner ring bodies be connected with front steering column on two spherical plain bearing rod ends are arranged on same axis, realize being synchronized with the movement.
3. girder is one-body molded, and intensity is more firm; Because of C type opening direction in car load layout towards vehicle front, simultaneously, controlling party to left and right pull bar preposition, make direction pull bar in three-dimensional motion relation, motion space is able to abundant guarantee, and motion amplitude increases substantially, make use of the open end space of C type structure and the strength advantage of closed end completely, while reaching main car frame compression integral size, in turn increase the motion amplitude of left and right turn pull bar, and the girder of main car frame can the shaping object of overall time.
4. the upper end of front steering column ringwise, and this annular can be carried out locus to damping and be dodged, and makes left and right rocking arm more even by the application force of bumper, just can ensure the intensity of car load suspension with relatively low rocker structure intensity; While reduction vehicle suspension system unsprung weight, significantly improve reliability, reduce production and use cost; Due to the axis co-planar that bumper axis save with left and right turn completely, even if therefore front vehicle wheel and front shock absorber under the prerequisite of non-normal use, the trend of also mutual interference, under the prerequisite that bumper total length is certain, can reduce front wheel tread as far as possible.
The beat of a kind of reverse three-wheel vehicle of our research and development and steering hardware are compared with the reverse three-wheel vehicle of prior art, then structure is comparatively simple, and cost is low, technical advantage and cost control with the obvious advantage, have the larger market space.
Accompanying drawing explanation
Fig. 1 is the structural representation of the reverse three-wheel vehicle of the present invention
Fig. 2 is the STRUCTURE DECOMPOSITION figure of the reverse three-wheel vehicle of the present invention
Fig. 3 is the beat of first embodiment of the invention and the structural representation of steering hardware
Fig. 4 is the beat of first embodiment of the invention and the STRUCTURE DECOMPOSITION figure of steering hardware
Fig. 5 is beat in the present invention second implements and the left side structure schematic diagram of steering hardware
Fig. 6 is beat in the present invention second implements and the front side structure schematic diagram of steering hardware
Fig. 7 is beat in the present invention second implements and the exploded view of steering hardware
Fig. 8 is the structural representation of the steering structure in the present invention first implements
Fig. 9 is the structural representation of the steering structure in the present invention second implements
Figure 10 is the forward structure schematic diagram of the girder in the present invention first implements
Figure 11 is the reverse geometry schematic diagram of the girder in the present invention first implements
Figure 12 is the structural representation of the left and right slewing journal structure of the present invention
Figure 13 is the A-A direction view of Figure 12
Figure 14 is the structural representation of wheel hub of the present invention
Figure 15 is the structural representation sketch of the steering structure in the present invention first implements.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the reverse three-wheel vehicle of one proposed by the invention is further described.
Notice, the structure that this specification sheets institute accompanying drawings illustrates, ratio, size etc., content all only in order to coordinate specification sheets to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the present invention, therefore the not technical essential meaning of tool, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not affecting under effect that the present invention can produce and the object that can reach, still all should drop on disclosed technology contents to obtain in the scope that can contain.Simultaneously, quote in this specification sheets as " on ", D score, "left", "right", " interior ", " outward ", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the present invention.
Please refer to Fig. 1, Fig. 2, shown in figure is the first embodiment of a kind of reverse three-wheel vehicle of the present invention, the beat of the reverse three-wheel vehicle in the present embodiment and steering hardware, comprise: beat and steering hardware A2, back segment vehicle frame 6, drive wheel A4, two front-wheel A3, described beat and steering hardware A2 are arranged at the front end of described back segment vehicle frame 6, described two front-wheel A3 are connected with described beat and steering hardware A2, the symmetrical left and right sides, front end being arranged on described back segment vehicle frame 6, and with described back segment vehicle frame 6 for axis of symmetry, described drive wheel A4 is arranged on the rear end of described back segment vehicle frame 6.
Fig. 3, Fig. 4 are beat and the steering hardware A2 of the reverse three-wheel vehicle of first embodiment of the invention, and Fig. 5, Fig. 6, Fig. 7 are another preferred embodiment of the present invention, i.e. the beat of the reverse three-wheel vehicle of the second embodiment and steering hardware A2.Similar we are just described together here for beat in two embodiments and the agent structure of steering hardware A2.Beat and steering hardware A2 comprise main car frame 1, be symmetricly set in the left forearm assembly of described main car frame 1 both sides, right forearm assembly, described left forearm assembly comprises upper left rocking arm 201, lower left swing arm 202 and left steering joint structure 203, the first end of described upper left rocking arm 201 by the first pivot 2011 and described main car frame 1 hinged, the first end of described lower left swing arm 202 by the second pivot 2012 and described main car frame 1 hinged, described upper left rocking arm 201, second end of lower left swing arm 202 is respectively by the 3rd pivot 2013, the two ends up and down of the 4th pivot 2014 and described left steering joint structure 203 are hinged, described first pivot 2011, second pivot 2012, 3rd pivot 2013, the rotating shaft of the 4th pivotable 2014 mechanism is perpendicular to same plane.
Described right forearm assembly comprises upper right rocking arm 301, lower right swing arm 302 and right steering joint structure 303, the first end of described upper right rocking arm 301 by Wushu rotation mechanism 3011 and described main car frame 1 hinged, the first end of described lower right swing arm 302 by the 6th pivot 3012 and described main car frame 1 hinged, described upper right rocking arm 301, second end of lower right swing arm 302 is respectively by the 7th pivot 3013, the two ends up and down of the 8th pivot 3014 and described right steering joint structure 303 are hinged, described Wushu rotation mechanism 3011, 6th pivot 3012, 7th pivot 3013, the rotating shaft of the 8th pivot 3014 is perpendicular to same plane.
Described first pivot 2011 and described Wushu rotation mechanism 3011 are coaxial, described second pivot 2012 and described 6th pivot 3012 coaxial.
Beat and the steering hardware of described reverse three-wheel vehicle also comprise a steering structure, and as shown in Figure 8, adopt spherical plain bearing rod end structure, the steering structure of the second embodiment adopts cross axle structure to the steering structure of the first embodiment as shown in Figure 9.Wherein cross axle structure is more complicated, cost is larger, and the organization plan of the spherical plain bearing rod end of embodiment one, by the inner ring body enlarged-diameter of spherical plain bearing rod end, to obtain larger angular pivotal range, on two the inner ring body same axises be connected with front steering column on two spherical plain bearing rod ends, realize being synchronized with the movement.
Described steering structure comprises front steering column 401, main Steering gear 402, center cross 403, left joined assemblies, described front steering column 401 is arranged in described main car frame 1, described beat and steering hardware are a bilateral symmetry, front steering column 401 is through the symmetrical plane of main car frame 1, described front steering column 401 upper end connects described main Steering gear 402, lower end is connected with the midway location of described universal steering machine structure, and described universal steering machine structure two ends connect described left steering joint structure 203, right steering joint structure 303 respectively.
As shown in Figure 8, comprise left lever 404, right pull bar 405, the two ends of left lever 404 and right pull bar 405 are respectively arranged with spherical plain bearing rod end to the universal steering machine structure of embodiment one;
The inner ring body 901 of the spherical plain bearing rod end of left lever 404 the inner is fixedly connected with the inner ring body 902 of the spherical plain bearing rod end of right pull bar 405 the inner; Described left lever 404 connects left steering joint structure 203 by the inner ring body 903 of the spherical plain bearing rod end of its outer end, and right pull bar 405 connects right steering joint structure 303 by the inner ring body 904 of the spherical plain bearing rod end of its outer end; Bolt of rear end plate through inner ring body 902 centre hole of spherical plain bearing rod end of right pull bar 405 the inner and the inner ring body 901 of the spherical plain bearing rod end of left lever 404 the inner centre hole and be connected to the bottom of front steering column 401.As shown in figure 15, it is crossing that inner ring body 903 center-point of the spherical plain bearing rod end of described left lever 404 outer end and the connection lead of drive wheel A4 center-point Z and left steering save structure 203 rotation axis to the structure of installation; It is crossing that inner ring body 904 center-point of the spherical plain bearing rod end of the outer end of described right pull bar 405 and the connection lead of drive wheel A4 center-point Z and right steering save structure 303 rotation axis.
Described left lever 404 is arranged with right pull bar 405 in front and back or is arranged up and down.
The universal steering machine structure of embodiment two as shown in Figure 9, comprise center cross 403, left connecting rod 404, right connecting rod 405, the lower end of described front steering column 401 and the first axle part of described center cross 403 hinged, the second axle part of described center cross 403 and described left connecting rod 404, right connecting rod 405 are hinged, described left connecting rod 404 connects described left steering joint structure 203 and described center cross 403, and described right connecting rod 405 connects described right steering joint structure 303 and described center cross 403.Also connected by a center cross between described left steering joint structure 203 and described left connecting rod 404, also connected by a center cross between described right steering joint structure 303 and described right connecting rod 405.
In a first embodiment, main car frame 1 comprises front frame 102, girder 101, and described girder 101 is in " C " shape, and described front frame 102 is arranged on the opening side of " C " shape of described girder 101.As shown in Figure 10, Figure 11, described girder 101 comprises described C-type beam main body 1011, and C-type beam main body 1011 has top longitudinal extension section 1012 and bottom longitudinal extension section 1013; Top longitudinal extension section 1012, bottom longitudinal extension section 1013 are formed in one with C-type beam main body 1011.The top of described top longitudinal extension section 1012 offers front steering column mounting hole 1014, and top longitudinal extension section 1012 connects front steering column 401 by front steering column mounting hole 1014.Front steering column 401 is arranged in the front steering column mounting hole 1014 of girder 101, and the bottom of front steering column 401 extends downward the C type inner space of the C-type beam main body 1011 of girder 101.
The forward upper of described top longitudinal extension section 1012 offers front frame 102 epimere connecting bore 1015, and the lower front of top longitudinal extension section 1012 offers front frame 102 stage casing connecting bore 1016; The rear side of top longitudinal extension section 1012 offers back segment vehicle frame 6 epimere connecting bore 1017; Top longitudinal extension section 1012 is fixedly connected with the epimere of front frame 102 by front frame 102 epimere connecting bore 1015, is fixedly connected with the stage casing of front frame 102 by front frame 102 stage casing connecting bore 1016; Top longitudinal extension section 1012 is fixedly connected with the epimere of back segment vehicle frame 6 by back segment vehicle frame 6 epimere connecting bore 1017.
The front side of described bottom longitudinal extension section 1013 offers front frame 102 hypomere connecting bore 1018; The rear side of bottom longitudinal extension section 1013 offers back segment vehicle frame 6 hypomere connecting bore 1019;
Bottom longitudinal extension section 1013 is fixedly connected with the hypomere of front frame 102 by front frame 102 hypomere connecting bore, be fixedly connected with the hypomere of back segment vehicle frame 6 by back segment vehicle frame 6 hypomere connecting bore 1019.
Simultaneously, the back segment vehicle frame 6 epimere connecting bore 1017 that the front frame 102 epimere connecting bore 1015 that the forward upper of described top longitudinal extension section 1012 is offered, the rear side of top longitudinal extension section 1012 are offered is coaxial aperture, fix upper left rocking arm 201 and upper right rocking arm 301 simultaneously, and form pivot.
The back segment vehicle frame 6 hypomere connecting bore 1019 that the front frame 102 hypomere connecting bore 1018 that the front side of described bottom longitudinal extension section 1013 is offered, the rear side of bottom longitudinal extension section 1013 are offered is coaxial aperture, fix lower left swing arm 202 and lower right swing arm 302 simultaneously, and form pivot.
The rear side of described C-type beam main body 101 offers the stage casing connecting bore 1020 of back segment vehicle frame 6; C-type beam main body 101 is fixedly connected with back segment vehicle frame 6 by back segment vehicle frame 6 stage casing connecting bore 1020.
Described girder 101 is one-body molded, and in C font, intensity is more firm, changes the structure that existing main car frame is comparatively complicated, simplifies manufacturing procedure.
As shown in Figure 12 and Figure 13, described left steering joint structure 203 and right steering joint structure 303 comprise rotary head 2031, lower rotary head 2032, center shaft 2033 and sleeve 2034, described center shaft 2033 connects described upper rotary head 2031 and lower rotary head 2032, described sleeve 2034 is sheathed on described center shaft 2033, described sleeve 2034 is connected by bearing 2036 with described center shaft 2033, described sleeve 2034 is also provided with the axle 2035 installing wheel hub.Described upper rotary head 2031 and upper rocker arm form described first pivot 2013 and described Wushu rotation mechanism 3013, and lower rotary head 2032 and lower shake-changing arm form described first pivot 2014 and described Wushu rotation mechanism 3014.Described first pivot 2013,2014, described Wushu rotation mechanism 3013,3014 is articulated structure.
Described sleeve 2034 line of centers and install the axle 2035 of wheel hub and vertically to arrange in crossing on three dimensional space; Waterproof grommet 2037 is also provided with between sleeve 2034 and described center shaft 2033.
As shown in figure 14, beat and the steering hardware of described a kind of reverse three-wheel vehicle also comprise hub, and described hub is sheathed on the axle 2035 described sleeve 2034 being installed wheel hub.
Described hub comprises wheel hub 601, and described wheel hub 601 offers axis hole, and oil sealing 602, bearing 604, bearing lining 603 are successively set in described axis hole, and end cap 605 is arranged on axis hole outer end, is fixed with brake disc 606 in axis hole the inner by screw 607; Described wheel hub outer rim is provided with spoke, is provided with wheel rim outside spoke.
As shown in Figure 3, Figure 4, the upper end 4018 of front steering column 401 ringwise, described upper left rocking arm and described upper right rocking arm are respectively arranged with strut member, and a shock mitigation system 5 connects the strut member on described left and right upper rocker arm, and described shock mitigation system 5 is through the annular of described front steering column upper end 4018.
The axis of described shock mitigation system 5 completely with the axis co-planar of left and right slewing journal structure 203,303.Even if therefore front-wheel and shock mitigation system are under the prerequisite of non-normal use, the trend of also mutually not interfering, under the prerequisite that bumper total length is certain, can reduce front wheel tread as far as possible.
In a second embodiment, as shown in Fig. 5, Fig. 6, Fig. 7, lower left swing arm 202 and described lower right swing arm 302 are respectively arranged with strut member, a shock mitigation system 5 connects the strut member on described left and right lower shake-changing arm.Meanwhile, the Space Layout Structure of front steering column in the first embodiment and shock mitigation system can also be adopted.
Description of the preferred embodiment of the present invention is to illustrate and describing above, and undesired is limit of the present invention or be confined to disclosed concrete form, obviously, many modifications and variations may be made, these modifications and variations may be obvious to those skilled in the art, should be included within the scope of the present invention that defined by appended claims.
Claims (20)
1. a reverse three-wheel vehicle, it is characterized in that described reverse three-wheel vehicle comprises: beat and steering hardware, back segment vehicle frame, drive wheel, two front-wheels, described beat and steering hardware are arranged at the front end of described back segment vehicle frame, described two front-wheels are connected with described beat and steering hardware, the symmetrical left and right sides, front end being arranged on described back segment vehicle frame, and with described back segment vehicle frame for axis of symmetry, described drive wheel is arranged on the rear end of described back segment vehicle frame.
2. the reverse three-wheel vehicle of one according to claim 1, is characterized in that the beat of described reverse three-wheel vehicle and steering hardware comprise main car frame, is symmetricly set in the left forearm assembly of described main car frame both sides, right forearm assembly,
Described left forearm assembly comprises upper left rocking arm, lower left swing arm and left steering joint structure, the first end of described upper left rocking arm by the first pivot and described main car frame hinged, the first end of described lower left swing arm by the second pivot and described main car frame hinged, second end of described upper left rocking arm, lower left swing arm is hinged respectively by the two ends up and down of the 3rd pivot, the 4th pivot and described left steering joint structure, and the rotating shaft of described first pivot, the second pivot, the 3rd pivot, the 4th pivot is perpendicular to same plane;
Described right forearm assembly comprises upper right rocking arm, lower right swing arm and right steering joint structure, the first end of described upper right rocking arm by Wushu rotation mechanism and described main car frame hinged, the first end of described lower right swing arm by the 6th pivot and described main car frame hinged, second end of described upper right rocking arm, lower right swing arm is hinged respectively by the two ends up and down of the 7th pivot, the 8th pivot and described right steering joint structure, and the rotating shaft of described Wushu rotation mechanism, the 6th pivot, the 7th pivot, the 8th pivot is perpendicular to same plane;
Described first pivot and described Wushu rotation mechanism are coaxial, described second pivot and described 6th pivot coaxial,
Beat and the steering hardware of described reverse three-wheel vehicle also comprise a steering structure, described steering structure comprises front steering column, main Steering gear, universal steering machine structure, described front steering column is arranged in described main car frame, described front steering column upper end connects described main Steering gear, lower end is connected with the midway location of described universal steering machine structure, and described universal steering machine structure two ends connect described left steering joint structure, right steering joint structure respectively.
3. the reverse three-wheel vehicle of one according to claim 2, it is characterized in that described universal steering machine structure comprises center cross, left connecting rod, right connecting rod, the lower end of described front steering column and the first axle part of described center cross hinged, the second axle part of described center cross and described left connecting rod, right connecting rod are hinged, described left connecting rod connects described left steering joint structure and described center cross, and described right connecting rod connects described right steering joint structure and described center cross.
4. the reverse three-wheel vehicle of one according to claim 2, it is characterized in that described universal steering machine structure comprises left lever, right pull bar, the two ends of described left lever and described right pull bar are respectively arranged with spherical plain bearing rod end; The inner ring body of the spherical plain bearing rod end of described left lever the inner is fixedly connected with the inner ring body of the spherical plain bearing rod end of described right pull bar the inner.
5. the reverse three-wheel vehicle of one according to claim 4, it is characterized in that described left lever connects described left steering joint structure by the inner ring body of the spherical plain bearing rod end of its outer end, described right pull bar connects described right steering joint structure by the inner ring body of the spherical plain bearing rod end of its outer end; Bolt of rear end plate is through the centre hole of inner ring body of spherical plain bearing rod end of described right pull bar the inner and the centre hole of the inner ring body of the spherical plain bearing rod end of described left lever the inner and be connected to the bottom of described front steering column.
6. the reverse three-wheel vehicle of one according to claim 4, is characterized in that described left lever and described right pull bar are arrange or arrange up and down in front and back.
7. the reverse three-wheel vehicle of one according to claim 4, is characterized in that the inner ring body center-point of the spherical plain bearing rod end of described left lever outer end and the connection lead of described drive wheel center-point and described left steering save structure rotation axis crossing; It is crossing that the inner ring body center-point of the spherical plain bearing rod end of the outer end of described right pull bar and the connection lead of described drive wheel center-point and described right steering save structure rotation axis.
8. the reverse three-wheel vehicle of one according to claim 2, is characterized in that described main car frame comprises front frame, girder, and described girder is in " C " shape, and described front frame is arranged on the opening side of " C " shape of described girder.
9. the reverse three-wheel vehicle of one according to claim 8, is characterized in that described girder comprises described C-type beam main body, and C-type beam main body has top longitudinal extension section and bottom longitudinal extension section; Top longitudinal extension section, bottom longitudinal extension section and C-type beam main body are formed in one; The top of described top longitudinal extension section offers front steering column mounting hole, and top longitudinal extension section connects front steering column by front steering column mounting hole; Described front steering column is arranged in the described front steering column mounting hole of described girder, and the bottom of described front steering column extends downward the C type inner space of the C-type beam main body of girder.
10. the reverse three-wheel vehicle of one according to claim 9, it is characterized in that the forward upper of described top longitudinal extension section offers front frame epimere connecting bore, the lower front of top longitudinal extension section offers front frame stage casing connecting bore; The rear side of top longitudinal extension section offers back segment vehicle frame epimere connecting bore; Top longitudinal extension section is fixedly connected with the epimere of front frame by front frame epimere connecting bore, is fixedly connected with the stage casing of front frame by front frame stage casing connecting bore; Top longitudinal extension section is fixedly connected with the epimere of back segment vehicle frame by back segment vehicle frame epimere connecting bore.
The reverse three-wheel vehicle of 11. one according to claim 9, is characterized in that the front side of described bottom longitudinal extension section offers front frame hypomere connecting bore; The rear side of bottom longitudinal extension section offers back segment vehicle frame hypomere connecting bore; Bottom longitudinal extension section is fixedly connected with the hypomere of front frame by front frame hypomere connecting bore, be fixedly connected with the hypomere of back segment vehicle frame by back segment vehicle frame hypomere connecting bore.
The reverse three-wheel vehicle of 12. one according to claim 9, is characterized in that the rear side of described C-type beam main body offers back segment vehicle frame stage casing connecting bore; C-type beam main body is fixedly connected with back segment vehicle frame by back segment vehicle frame stage casing connecting bore.
The reverse three-wheel vehicle of one described in 13. according to Claim 8 to 12 are arbitrary, is characterized in that described girder is one-body molded.
The reverse three-wheel vehicle of 14. one according to claim 2, it is characterized in that described left steering joint structure and right steering joint structure comprise rotary head, lower rotary head, center shaft and sleeve, described center shaft connects described upper rotary head and lower rotary head, described jacket casing is located at described center shaft, described sleeve is connected by bearing with described center shaft, described sleeve is also provided with the axle installing wheel hub.
The reverse three-wheel vehicle of 15. one according to claim 14, is characterized in that described sleeve centerline and installs the axle of wheel hub vertically arranging in crossing on three dimensional space; Also waterproof grommet is provided with between described sleeve and described center shaft.
The reverse three-wheel vehicle of 16. one according to claim 14, it is characterized in that described beat and steering hardware also comprise hub, described hub is sheathed on the axle described sleeve being installed wheel hub.
The reverse three-wheel vehicle of 17. one according to claim 16, it is characterized in that described hub comprises wheel hub, described wheel hub offers axis hole, oil sealing, bearing, bearing lining are successively set in described axis hole, end cap is arranged on axis hole outer end, has been screwed brake disc in axis hole the inner; Described wheel hub outer rim is provided with spoke, is provided with wheel rim outside spoke.
The reverse three-wheel vehicle of 18. one according to claim 2, is characterized in that described lower left swing arm and described lower right swing arm are respectively arranged with strut member, and a shock mitigation system connects the strut member on described left and right lower shake-changing arm.
The reverse three-wheel vehicle of 19. one according to claim 2, it is characterized in that the upper end of described front steering column ringwise, described upper left rocking arm and described upper right rocking arm are respectively arranged with strut member, one shock mitigation system connects the strut member on described left and right upper rocker arm, and described shock mitigation system is through the annular of described front steering column upper end.
The reverse three-wheel vehicle of 20. one according to claim 19, is characterized in that the axis of described shock mitigation system and the axis co-planar of described left and right slewing journal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774236.5A CN105292250B (en) | 2015-06-04 | 2015-11-14 | A kind of reverse tricycle |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015103014918 | 2015-06-04 | ||
| CN201510301491.8A CN104843058A (en) | 2015-06-04 | 2015-06-04 | Reverse tricycle and deflecting and steering mechanism thereof |
| CN201510774236.5A CN105292250B (en) | 2015-06-04 | 2015-11-14 | A kind of reverse tricycle |
Publications (2)
| Publication Number | Publication Date |
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| CN105292250A true CN105292250A (en) | 2016-02-03 |
| CN105292250B CN105292250B (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510301491.8A Pending CN104843058A (en) | 2015-06-04 | 2015-06-04 | Reverse tricycle and deflecting and steering mechanism thereof |
| CN201510774236.5A Active CN105292250B (en) | 2015-06-04 | 2015-11-14 | A kind of reverse tricycle |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510301491.8A Pending CN104843058A (en) | 2015-06-04 | 2015-06-04 | Reverse tricycle and deflecting and steering mechanism thereof |
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| Country | Link |
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| CN (2) | CN104843058A (en) |
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| CN104843058A (en) * | 2015-06-04 | 2015-08-19 | 嵊州市中工电气有限公司 | Reverse tricycle and deflecting and steering mechanism thereof |
| EP3210868A1 (en) * | 2016-02-26 | 2017-08-30 | Suprimmo SA | Transportation vehicle |
| CN108438115B (en) * | 2018-05-16 | 2024-05-17 | 浙江逗哈科技股份有限公司 | Three-wheeled automobile |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105292250B (en) | 2017-11-07 |
| CN104843058A (en) | 2015-08-19 |
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Address after: 312400 9 powerhouse, Pu Nan avenue, Shengzhou Economic Development Zone, Shaoxing, Zhejiang, China, 9 Patentee after: Zhejiang funny ha Polytron Technologies Inc Address before: 312400 9 powerhouse, Pu Nan avenue, Shengzhou Economic Development Zone, Shaoxing, Zhejiang, China, 9 Patentee before: Shengzhou Zhong Gong Electric Applicance Co., Ltd |