CN103481831B - Vehicle mounted electric scaling platform - Google Patents
Vehicle mounted electric scaling platform Download PDFInfo
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- CN103481831B CN103481831B CN201310289589.7A CN201310289589A CN103481831B CN 103481831 B CN103481831 B CN 103481831B CN 201310289589 A CN201310289589 A CN 201310289589A CN 103481831 B CN103481831 B CN 103481831B
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- movable decking
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Abstract
The invention discloses a kind of vehicle mounted electric scaling platform, comprise movable decking, folding boarding ladder, electric speed reducing mechanism and lead-screw drive mechanism, movable decking is connected with vehicle frame rear end by high strength three grades of guide rails of both sides, folding boarding ladder is arranged in movable decking side, electric speed reducing mechanism is arranged in vehicle frame rear end, and lead-screw drive mechanism is set in parallel in movable decking both sides.The clutch end of the motor reducer combination of electric speed reducing mechanism is connected with in the middle part of transmission shaft, and transmission shaft two ends are connected with power steering transmission gearbox input end respectively, and power steering transmission gearbox mouth is connected with lead-screw drive mechanism.Compact conformation of the present invention, easy to use.Owing to have employed electric transmissio mechanism, expansion and the gathering of movable decking can be realized fast.Movable decking pulls out folding boarding ladder after launching, and for the person that steps on car provides one roomy, safe to step on car platform, person steps on car fast to be also convenient to step on car.
Description
Technical field
What the present invention relates to a kind of vehicle steps on car platform, and particularly one is arranged on rear vehicle end, can expands by electric expansion, and can receive the scaling platform of folding boarding ladder, belongs to technical field of automobile.
Background technology
Along with the continuous increase of special vehicle kind, the requirement of special vehicle being stepped on to turner tool also improves constantly, the turner tool of stepping on of existing special vehicle mainly contains following two kinds of forms: 1, external hanging type boarding ladder, and 2, to arrange separately in vehicle one end and step on car platform and Deng Che step.The first form needs interim hook external hanging type boarding ladder in use, and for motroist, because vehicle-mounted space is less, ladder size is less, and motroist gets on or off the bus and is difficult to reach comfortable effect.The second form step on car platform and boarding ladder can be accomplished roomy, comfortable, but when special vehicle travels, step on car platform and boarding ladder occupies certain space in compartment, affect the manoevreability of special vehicle,, for this reason, then car platform and boarding ladder are stepped in the separately transport that needs separately to send a car, and use cost is high and inconvenient, before using, car platform and the bothersome effort of boarding ladder are stepped in erection, can not meet the requirement of special vehicle manoevreability.
Summary of the invention
In order to overcome existing step on car platform and boarding ladder erection difficulty, not easily folding and unfolding, roomy, comfortable, shortcoming easily of getting on or off the bus can not be accomplished, the invention provides a kind of vehicle mounted electric scaling platform, be furnished with the boarding ladder of collapsible folding and unfolding, step on turner tool for special vehicle provides pleasant.
The present invention is achieved by the following technical programs.
A kind of vehicle mounted electric scaling platform, comprise movable decking, folding boarding ladder, electric speed reducing mechanism and lead-screw drive mechanism, described movable decking is connected with vehicle frame rear end by high strength three grades of guide rails of both sides, and described folding boarding ladder can be arranged in movable decking side pull; Described electric speed reducing mechanism is arranged in vehicle frame rear end, and lead-screw drive mechanism is set in parallel in movable decking both sides; Described electric speed reducing mechanism comprises motor reducer combination and power steering transmission gearbox, motor reducer combination is fixed in vehicle frame rear end, the clutch end of motor reducer combination is connected with in the middle part of transmission shaft, transmission shaft two ends are connected with the power steering transmission gearbox input end being arranged on outer end, movable decking both sides respectively, and power steering transmission gearbox mouth is connected with lead-screw drive mechanism; Described lead-screw drive mechanism comprises the leading screw being separately positioned on movable decking both sides, the driving nut screwed with leading screw and bearing seat, described driving nut is fixedly connected with high strength three grades of guide rails of movable decking side, leading screw one end is connected with power steering transmission gearbox, the leading screw other end is supported on bearing seat, and described bearing seat is fixed in vehicle frame.
Object of the present invention can also be realized further by following technical measures.
Aforesaid vehicle mounted electric scaling platform, wherein said motor reducer combination comprises driving motor, worm gear reducer, driving motor end face is fixed on worm gear reducer, worm screw one end in worm gear reducer is connected with driving motor output shaft, the worm screw other end stretches out worm gear reducer, worm gear and worm mesh, be fixedly connected with worm gear in the middle part of transmission shaft; Worm screw other end termination is polygon tenon structure.
Aforesaid vehicle mounted electric scaling platform, wherein said power steering transmission gearbox comprises transmission case body, bearing and the active conical gear be engaged with each other and passive conical gear, transmission shaft two ends are stretched in corresponding transmission case body respectively, by bearings on transmission case body, described transmission case body is fixed in vehicle frame; Termination, transmission shaft two ends is fixedly connected with corresponding active conical gear respectively, and passive conical gear is connected with lead-screw drive mechanism.
Aforesaid vehicle mounted electric scaling platform, wherein leading screw one end is stretched in transmission case body, and by bearings on transmission case body, termination, leading screw one end is fixedly connected with passive conical gear, leading screw other end termination is supported on bearing seat, and described bearing seat is fixed in vehicle frame.
Aforesaid vehicle mounted electric scaling platform, wherein said high strength three grades of guide rails comprise fastening all-in-one-piece outer guide, middle guide and interior guide rail, ball bearing is adopted respectively between each guide rail upper and lower sides, described outer guide is fixed on movable decking side, middle guide is arranged between outer guide and interior guide rail, interior guide rail is fixedly connected with vehicle frame one end, and driving nut is fixedly connected with outer guide by connecting panel.
Aforesaid vehicle mounted electric scaling platform, wherein said movable decking is welded by shaped steel, is provided with the cavity for collecting folding boarding ladder in described movable decking side.
Compact conformation of the present invention, easy to use.Owing to have employed electric transmissio mechanism, can realize expansion and the gathering of movable decking fast, movable decking provides one roomy, safe to step on car platform for the person that steps on car after launching.Folding boarding ladder is collected in the cavity of movable decking rear end, is convenient to vehicle and travels.Folding boarding ladder is pulled out movable decking, launches to support on the ground, roomy, comfortable step on turner tool for the person that steps on car provides.
Advantage and disadvantage of the present invention, by for illustration and explanation for the non-limitative illustration passing through preferred embodiment below, these embodiments, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 is the block diagram of using state of the present invention;
Fig. 2 is I enlarged drawing of Fig. 1;
Fig. 3 is drive system structure sketch of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in FIG. 1 to 3, the present invention includes movable decking 1, folding boarding ladder 2, electric speed reducing mechanism 3 and lead-screw drive mechanism 4, movable decking 1 is connected into rectangular frame structure by C shape steel welding, lightweight, intensity is high, the Figured aluminium plate 11 with antiskid function is covered on the upside of movable decking 1, safety rail 12 is provided with, the safety of the person that guarantees to step on car in movable decking 1 outer end.Movable decking 1 is provided with cavity 13 in side, and folding boarding ladder 2 adopts parallelogram sturcutre, is convenient to pull out in the cavity 13 of movable decking 1 side launch to use, or is folded into disk construction and is accommodated in cavity 13.The material of folding boarding ladder 2 adopts corrosion-resistant steel, and Long-Time Service can not be antirust.
Electric speed reducing mechanism 3 is arranged in vehicle frame 5 rear end, and lead-screw drive mechanism 4 is set in parallel in movable decking 1 both sides, and electric speed reducing mechanism 3 comprises motor reducer combination 31 and power steering transmission gearbox 32.Motor reducer combination 31 is fixed in vehicle frame 5 rear end, motor reducer combination 31 comprises driving motor 311, worm gear reducer 312, driving motor 311 end face is fixed on worm gear reducer 312, worm screw 313 one end in worm gear reducer 312 is connected with driving motor axle 311-1, worm screw 313 other end stretches out worm gear reducer 312, worm gear 314 engages with worm screw 313, is fixedly connected with in the middle part of transmission shaft 33 with worm gear 314.Worm screw 313 other end termination is the polygon tenon structure that can be connected with jiggle bar, worm screw 313 other end termination polygon tenon of the present embodiment adopts square tenon 313-1 structure, when power-off or when occurring that other faults can not use electric speed reducing mechanism 3, available jiggle bar lower end is enclosed within square tenon 313-1, artificial shake jiggle bar drives worm screw 313 to rotate, replace the Power output of motor 311, folding and unfolding movable decking manually 1.
Transmission shaft 33 two ends are connected with power steering transmission gearbox 32 input end being arranged on outer end respectively, and power steering transmission gearbox 32 mouth is connected with lead-screw drive mechanism 4.Power steering transmission gearbox 32 comprises transmission case body 321, bearing 322 and the active conical gear 323 be engaged with each other and passive conical gear 324, transmission shaft 33 two ends are stretched in corresponding transmission case body 321 respectively, be supported on transmission case body 321 by bearing 322, transmission case body 321 is fixed in vehicle frame 5; Termination, transmission shaft 33 two ends is fixedly connected with corresponding active conical gear 323 respectively, and passive conical gear 324 is connected with lead-screw drive mechanism 4.
Lead-screw drive mechanism 4 comprises the leading screw 41 being separately positioned on movable decking both sides, the driving nut 42 screwed with leading screw 41 and bearing seat 43, driving nut 42 is fixedly connected with high strength three grades of guide rails 6 of movable decking 1 side, leading screw 41 one end is connected with the passive conical gear 324 in power steering transmission gearbox 32, leading screw 41 other end is supported on bearing seat 43, and bearing seat 43 is fixed in vehicle frame 5.
Movable decking 1 both sides are respectively equipped with high strength three grades of guide rails 6, high strength three grades of guide rails 6 comprise fastening all-in-one-piece outer guide 61, middle guide 62 and interior guide rail 63, high strength three grades of guide rails 6 of the present embodiment are non-friction guide, adopt ball bearing respectively between each guide rail upper and lower sides, substantially reduce outer guide 61, moving resistance between middle guide 62 and interior guide rail 63; Outer guide 61 is fixed on movable decking 1 side, and interior guide rail 63 is fixedly connected with vehicle frame 5 one end, and middle guide 62 is arranged between outer guide 61 and interior guide rail 63, and driving nut 42 is fixedly connected with outer guide 61 by connecting panel 7.
The present invention adopts motor 311 to drive, Worm and Worm Gear Driving through worm gear reducer 312 is slowed down, transmission shaft 33 two ends be fixedly connected with worm gear 314 power is delivered to respectively be arranged on outer end, movable decking 1 both sides power steering transmission gearbox 32 in, again through being arranged on the active conical gear 323 be fixedly connected with transmission shaft 33 termination in power steering transmission gearbox 32, by transmission of power to the passive conical gear 324 engaged with it, because passive conical gear 334 is fixedly connected with leading screw 41 one end, therefore, transmission shaft 33 two ends respectively by transmission of power to the leading screw 41 being positioned at movable decking 1 both sides, make leading screw 41 synchronous rotary, thus drive movable decking 1 both sides and be fixedly connected with outer guide 61 two driving nut 42 synchronizing movings.Outer guide 61 due to high strength three grades of guide rails 6 is fixed on outside movable decking 1, and movable decking 1 drives at the outer guide 61 of its both sides and lower outsidely moves or inside contract, and stretches out or regain in vehicle frame 5.Outer guide 61 moves into place rear drive middle guide 62 and continues mobile, and extend the stroke of movable decking 1, person uses to be convenient to step on car.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (3)
1. a vehicle mounted electric scaling platform, it is characterized in that, comprise movable decking, folding boarding ladder, electric speed reducing mechanism and lead-screw drive mechanism, described movable decking is connected with vehicle frame rear end by high strength three grades of guide rails of both sides, and described folding boarding ladder can be arranged in movable decking side pull; Described electric speed reducing mechanism is arranged in vehicle frame rear end, and lead-screw drive mechanism is set in parallel in movable decking both sides; Electric speed reducing mechanism comprises motor reducer combination and power steering transmission gearbox, described motor reducer combination is fixed in vehicle frame rear end, the clutch end of motor reducer combination is connected with in the middle part of transmission shaft, transmission shaft two ends are connected with the power steering transmission gearbox input end being arranged on outer end, movable decking both sides respectively, and power steering transmission gearbox mouth is connected with lead-screw drive mechanism; Described lead-screw drive mechanism comprises the leading screw being separately positioned on movable decking both sides, the driving nut screwed with leading screw and bearing seat, described driving nut is fixedly connected with high strength three grades of guide rails of movable decking side, leading screw one end is connected with power steering transmission gearbox, the leading screw other end is supported on bearing seat, and described bearing seat is fixed in vehicle frame; Described motor reducer combination comprises driving motor, worm gear reducer, driving motor end face is fixed on worm gear reducer, worm screw one end in worm gear reducer is connected with driving motor output shaft, the worm screw other end stretches out worm gear reducer, worm gear and worm mesh, be fixedly connected with worm gear in the middle part of transmission shaft; Described worm screw other end termination is polygon tenon structure; It is characterized in that, described power steering transmission gearbox comprises transmission case body, bearing and the active conical gear be engaged with each other and passive conical gear, transmission shaft two ends are stretched in corresponding transmission case body respectively, and by bearings on transmission case body, described transmission case body is fixed in vehicle frame; Termination, transmission shaft two ends is fixedly connected with corresponding active conical gear respectively, and passive conical gear is connected with lead-screw drive mechanism.
2. vehicle mounted electric scaling platform according to claim 1, it is characterized in that, leading screw one end is stretched in transmission case body, by bearings on transmission case body, termination, leading screw one end is fixedly connected with passive conical gear, leading screw other end termination is supported on bearing seat, and described bearing seat is fixed in vehicle frame.
3. vehicle mounted electric scaling platform according to claim 1, it is characterized in that, described high strength three grades of guide rails comprise fastening all-in-one-piece outer guide, middle guide and interior guide rail, ball bearing is adopted respectively between each guide rail upper and lower sides, described outer guide is fixed on movable decking side, middle guide is arranged between outer guide and interior guide rail, and interior guide rail is fixedly connected with vehicle frame one end, and driving nut is fixedly connected with outer guide by connecting panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310289589.7A CN103481831B (en) | 2013-07-11 | 2013-07-11 | Vehicle mounted electric scaling platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310289589.7A CN103481831B (en) | 2013-07-11 | 2013-07-11 | Vehicle mounted electric scaling platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103481831A CN103481831A (en) | 2014-01-01 |
| CN103481831B true CN103481831B (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310289589.7A Active CN103481831B (en) | 2013-07-11 | 2013-07-11 | Vehicle mounted electric scaling platform |
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| Country | Link |
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| CN (1) | CN103481831B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106586616A (en) * | 2017-01-22 | 2017-04-26 | 刘杨 | Sandwich built-in type running board |
| CN109515330A (en) * | 2018-12-14 | 2019-03-26 | 北京北电科林电子有限公司 | Electric drawing platform mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4347638A (en) * | 1980-03-10 | 1982-09-07 | Weaver Murland L | Retractable porch and stair apparatus for trailers |
| GB2322353A (en) * | 1997-02-24 | 1998-08-26 | Ricon Corp | Ramp assemblies |
| CN201472246U (en) * | 2009-07-28 | 2010-05-19 | 中国电子科技集团公司第二十八研究所 | Retractable folding ladder for vehicle-carried platform |
| CN203331958U (en) * | 2013-07-11 | 2013-12-11 | 江苏捷诚车载电子信息工程有限公司 | Vehicle-mounted electric extensible platform |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPO748497A0 (en) * | 1997-06-23 | 1997-07-17 | Emmerton, Donald John | Folding retractable stairway |
| JP3438069B2 (en) * | 2000-12-20 | 2003-08-18 | 東急車輛製造株式会社 | Vehicle ladder device |
-
2013
- 2013-07-11 CN CN201310289589.7A patent/CN103481831B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4347638A (en) * | 1980-03-10 | 1982-09-07 | Weaver Murland L | Retractable porch and stair apparatus for trailers |
| GB2322353A (en) * | 1997-02-24 | 1998-08-26 | Ricon Corp | Ramp assemblies |
| CN201472246U (en) * | 2009-07-28 | 2010-05-19 | 中国电子科技集团公司第二十八研究所 | Retractable folding ladder for vehicle-carried platform |
| CN203331958U (en) * | 2013-07-11 | 2013-12-11 | 江苏捷诚车载电子信息工程有限公司 | Vehicle-mounted electric extensible platform |
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| CN103481831A (en) | 2014-01-01 |
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