CN109649078A - It is a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application - Google Patents

It is a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application Download PDF

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Publication number
CN109649078A
CN109649078A CN201910034006.3A CN201910034006A CN109649078A CN 109649078 A CN109649078 A CN 109649078A CN 201910034006 A CN201910034006 A CN 201910034006A CN 109649078 A CN109649078 A CN 109649078A
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CN
China
Prior art keywords
hub
terrain vehicle
vehicle chassis
body frame
planetary gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910034006.3A
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Chinese (zh)
Inventor
万丽荣
戴汉政
孙志远
田明倩
曾庆良
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Shandong University of Science and Technology
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Shandong University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong University of Science and Technology filed Critical Shandong University of Science and Technology
Priority to CN201910034006.3A priority Critical patent/CN109649078A/en
Publication of CN109649078A publication Critical patent/CN109649078A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B19/00Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
    • B60B19/02Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group convertible, e.g. from road wheel to rail wheel; Wheels specially designed for alternative use on road and rail
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G3/00Resilient suspensions for a single wheel
    • B60G3/18Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram
    • B60G3/20Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D55/00Endless track vehicles
    • B62D55/08Endless track units; Parts thereof
    • B62D55/084Endless-track units or carriages mounted separably, adjustably or extensibly on vehicles, e.g. portable track units

Abstract

The present invention relates to a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application, including body frame, running gear and independent suspension device, body frame is all around symmetrical arranged there are four running gear, and each running gear is connect by independent suspension device with body frame.The present invention is suitable for the all-terrain vehicle chassis of complex working condition, running gear can realize that the wheeled mutual conversion between crawler type form is converted into wheeled form on flat hard pavement according to the landform of vehicle driving, to improve travel speed, power consumption is reduced;On soft terrain, it is converted into crawler type form, to increase contact area, tractive force is improved, improves passability.The present invention uses novel running gear, from independent suspension device cooperation, it can be achieved that all-terrain vehicle is quickly converted wheeled and crawler type form according to different operating conditions, energy consumption is reduced while improving passability, improves working efficiency.

Description

It is a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application
Technical field
The present invention relates to a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application, belongs to vehicle chassis technology Field.
Background technique
All-terrain vehicle refer to can the vehicle in office where travelled in shape, be difficult to walk in motor-driven landform in common vehicle Freely, this kind of vehicle serves many purposes, and is limited by road conditions smaller.Currently, vehicle mainly has wheeled and crawler type, For different work landform, need to select different vehicles.
The hard surfacing that wheeled vehicle is suitble to landform flat has simple structure, high speed, controls simple, maneuverability And the advantages that low energy consumption, but it is not suitable for crossing over as gully, by muddy road surface etc., obstacle climbing ability, passability are poor.
Caterpillar is suitble to soft terrain with a varied topography, has stronger landform adaptability compared to wheeled vehicle, There are higher obstacle climbing ability and good environmental suitability under complex environment, but due to there are biggish frictional resistance, Energy consumption is very high and travel speed is lower.
For the complex working condition that flat, rugged, gully, rubble, ponding, miriness etc. are interweaved, single walking manner is It is impossible to meet needs.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of all-terrain vehicle chassis suitable for complex working condition.
The present invention also provides a kind of above-mentioned application methods on the all-terrain vehicle chassis suitable for complex working condition.
Technical scheme is as follows:
A kind of all-terrain vehicle chassis suitable for complex working condition, including body frame, running gear and independent suspension device, Body frame is all around symmetrical arranged there are four running gear, and each running gear is connected by independent suspension device and body frame It connects.
Preferably, the running gear includes planetary gear reducing mechanism, movable composition formula hub mechanism and rubber belt track Transmission mechanism;Planetary gear reducing mechanism is connected by telescopic device, support rod and movable composition formula hub mechanism, by flexible Device work makes movable composition formula hub mechanism change outer shape;Rubber track drive mechanism and movable composition formula hub mechanism Connection realizes the wheeled form and crawler belt of rubber track drive mechanism when movable composition formula hub mechanism outer shape changes Conversion between formula form.
Preferably, the planetary gear reducing mechanism includes preceding planet carrier, rear planet carrier, drive shaft, sun gear, planet Axis, planetary gear and clutch;Sun gear is fixedly mounted on the driving shaft, and drive shaft passes through rear planet carrier, and planetary gear passes through bearing Connection is mounted in planet axis, and three planetary gears are meshed with sun gear, and planet axis is installed and connected in preceding planet carrier and rear planet Between frame, clutch is installed between drive shaft and rear planet carrier.
Preferably, the planetary gear reducing mechanism further includes brake, and brake is installed on rear planet carrier and body frame Between.
Preferably, the telescopic device includes hydraulic cylinder, cylinder, electric cylinder.
Preferably, the movable composition formula hub mechanism includes hub plate, stiffening plate and load-bearing axle;Hydraulic cylinder is fixedly mounted on On preceding planet carrier, symmetrically hinged hub plate, every side hub plate are correspondingly connected with stiffening plate by load-bearing axle for the two sides of hydraulic cylinder pillar, support Bar one end and hub plate be hinged, the other end and preceding planet carrier or rear planet carrier are hinged.
Preferably, the movable composition formula hub mechanism includes 12 blocks of hub plates, and every four blocks of hub plates are symmetrically articulated with same The two sides of hydraulic cylinder pillar.The benefit of this design is just to constitute circular hub using 12 blocks of hub plates, while using minimum three A hydraulic cylinder achieves that conversion of 12 blocks of hub plates between circular hub and crawler belt form.
Preferably, the rubber track drive mechanism includes rubber belt track, driving wheel, carrying roller;Driving wheel is installed on row Star axis is simultaneously fixedly connected on planetary gear, and respectively there are a driving wheel in planetary gear left and right ends, and carrying roller is mounted on hub plate and reinforces In load-bearing axle between plate, rubber belt track is wrapped in driving wheel and carrying roller, and engages on the inside of rubber belt track with driving wheel.
Preferably, there are four carrying rollers for arrangement between the hub plate and stiffening plate.
Preferably, the independent suspension device includes upper swing arm, lower swing arm, steering bracket, damper and steering wheel connecting rod; One end of upper swing arm is respectively articulated with steering bracket and damper, the other end and body frame are hinged, the other end and vehicle of damper Chassis is hinged, and lower swing arm both ends are hinged with steering bracket and body frame respectively, and steering wheel connecting rod and steering bracket are hinged, turns to branch Frame is fixedly connected with brake.
A kind of application method on the all-terrain vehicle chassis suitable for complex working condition, comprising the following steps:
On the car body by the installation of all-terrain vehicle chassis, when needing wheeled form when driving in hard surfacing, hydraulic cylinder is received Hydraulic cylinder pillar is played, hub plate forms circular hub, brake separation, clutch engagement latch planet row, entire row to contract Star row follows drive shaft to rotate synchronously with rubber belt track, to realize the conversion from crawler type to wheeled form;
Or
When needing crawler type form when driving in complex road surface, brake is engaged, clutch separation, and drive shaft drives the sun Wheel, sun gear drives planetary gear, and then drives drive wheel rubber belt track, and hydraulic cylinder rises hydraulic cylinder pillar, and hub plate is outside Diffusion composition triangular boss, to realize from the wheeled conversion to crawler type form.
The beneficial effects of the present invention are:
The present invention is suitable for the all-terrain vehicle chassis of complex working condition, and running gear can be real according to the landform of vehicle driving The existing wheeled mutual conversion between crawler type form is converted into wheeled form on flat hard pavement, to improve traveling speed Degree reduces power consumption;On soft terrain, it is converted into crawler type form, to increase contact area, tractive force is improved, mentions Cross-country traveling ability.The present invention uses novel running gear, with independent suspension device cooperation, it can be achieved that all-terrain vehicle is according to difference Operating condition is quickly converted wheeled and crawler type form, and energy consumption is reduced while improving passability, improves working efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the wheeled form in all-terrain vehicle chassis;
Fig. 2 is the structure diagram of the wheeled form in all-terrain vehicle chassis;
Fig. 3 is the structure diagram of all-terrain vehicle chassis crawler type form;
Fig. 4 is the structural schematic diagram of the wheeled form of running gear in all-terrain vehicle chassis;
Fig. 5 is the structural schematic diagram of running gear and independent suspension device connection type in all-terrain vehicle chassis;
Fig. 6 is the structural schematic diagram of running gear crawler type form in all-terrain vehicle chassis;
Fig. 7 is the structural schematic diagram of the wheeled form lower hub of running gear in all-terrain vehicle chassis;
Fig. 8 is the structural schematic diagram of running gear crawler type form lower hub in all-terrain vehicle chassis;
Fig. 9 is the structural schematic diagram of running gear planetary gear speed reducing mechanism in all-terrain vehicle chassis;
Figure 10 is the movable hub plate of running gear and carrying roller scheme of installation in all-terrain vehicle chassis;
In figure: 1- body frame;2- running gear;201- planetary gear reducing mechanism;Planet carrier before 2011-;Row after 2012- Carrier;2013- drive shaft;2014- sun gear;2015- planet axis;2016- planetary gear;2017- brake;2018- clutch; 2019- Hooks coupling universal coupling;202- movable composition formula hub mechanism;2021- hub plate;2022- hydraulic cylinder pillar;2023- hydraulic cylinder; 2024- support rod;2025- stiffening plate;2026- load-bearing axle;203- rubber track drive mechanism;2031- rubber belt track;2032- Driving wheel;2033- carrying roller;3- independent suspension device;301- upper swing arm;302- lower swing arm;303- steering bracket;304- damping Device;305- steering wheel connecting rod.
Specific embodiment
The present invention will be further described by way of example and in conjunction with the accompanying drawings, but not limited to this.
Embodiment 1:
As shown in Figures 1 to 10, the present embodiment provides a kind of all-terrain vehicle chassis suitable for complex working condition, including vehicle Chassis 1, running gear 2 and independent suspension device 3, being all around symmetrical arranged there are four running gear 2 for body frame 1 are each Running gear 2 is connect by independent suspension device 3 with body frame 1.
Wherein, running gear 2 includes planetary gear reducing mechanism 201, movable composition formula hub mechanism 202 and rubber belt track Transmission mechanism 203;Planetary gear reducing mechanism 201 passes through telescopic device, support rod 2024 and movable composition formula hub mechanism 202 Connection makes movable composition formula hub mechanism 202 change outer shape by telescopic device work;Rubber track drive mechanism 203 It is connect with movable composition formula hub mechanism 202, when 202 outer shape of movable composition formula hub mechanism changes, realizes that rubber is carried out Conversion between the wheeled form and crawler type form of tape handler 203.
Planetary gear reducing mechanism 201 includes preceding planet carrier 2011, rear planet carrier 2012, drive shaft 2013, sun gear 2014, planet axis 2015, planetary gear 2016 and clutch 2018;Sun gear 2014 is fixedly mounted in drive shaft 2013, driving Axis 2013 passes through rear planet carrier 2012, and planetary gear 2016 is mounted in planet axis 2015 by bearing connection, three planetary gears 2016 are meshed with sun gear 2014, and composition planet row, planet axis are combined with preceding planet carrier 2011 and rear planet carrier 2012 2015 are installed and connected between preceding planet carrier 2011 and rear planet carrier 2012, and clutch 2018 is installed on drive shaft 2013 and rear row Between carrier 2012.Here clutch 2018 is used to connect or disconnect rear planet carrier 2012 and drive shaft 2013, to determine Whether planet carrier follows drive shaft 2013 and sun gear 2014 to rotate synchronously.
Planetary gear reducing mechanism 201 further includes brake 2017, and brake 2017 is installed on rear planet carrier 2012 and vehicle Between chassis 1, brake 2017 here is mainly used for remaining stationary planet carrier with body frame, to realize Gear Planet Transmission. Brake 2017, clutch 2018 select conventional equipment in the present embodiment.
Telescopic device selects hydraulic cylinder 2023, planet carrier 2011 before being mounted on altogether there are three hydraulic cylinder 2023 in the present embodiment On, it is spacedly distributed between three hydraulic cylinders 2023, hydraulic cylinder pillar 2022 (piston rod) is a T-type structure, and front end is a T-type Block.
Movable composition formula hub mechanism 202 includes hub plate 2021, stiffening plate 2025 and load-bearing axle 2026;Hydraulic cylinder 2023 is solid Dingan County is on preceding planet carrier 2011, and symmetrically (hub plate one end is hinged on T-type to hinged hub plate 2021 for the two sides of hydraulic cylinder pillar 2022 On block), every side hub plate 2021 is correspondingly connected with stiffening plate 2025 by load-bearing axle 2026, and 2024 one end of support rod and hub plate 2021 are cut with scissors Connect, the other end and preceding planet carrier 2011 or rear planet carrier 2012 it is hinged.Hub plate 2021, hydraulic cylinder pillar 2022, hydraulic cylinder at this time 2023 and support rod 2024 form the four-bar mechanism containing a prismatic pair.It is made of in the present embodiment 12 blocks of hub plates 2021 Hub mechanism, left and right ends are respectively mounted six pieces, and every four blocks of hub plates 2021 are symmetrically articulated with the two sides of same hydraulic cylinder pillar 2022. Circular hub is just constituted using 12 blocks of hub plates, while achieving that 12 blocks of hub plates in circle using minimum of three hydraulic cylinder Conversion between wheel hub and crawler belt form, component is few, at low cost.
Rubber track drive mechanism 203 includes rubber belt track 2031, driving wheel 2032, carrying roller 2033;Driving wheel 2032 It is installed on planet axis 2015 and is fixedly connected on planetary gear 2016, respectively there are a driving wheel in 2016 left and right ends of planetary gear 2032, driving wheel 2032 and planetary gear 2016 rotate synchronously, and carrying roller 2033 is mounted between hub plate 2021 and stiffening plate 2025 Load-bearing axle 2026 on, there are four carrying roller 2033, rubber belt track 2031 wraps up arrangement between hub plate 2021 and stiffening plate 2025 Driving wheel 2032 and carrying roller 2033, and the inside of rubber belt track 2031 is engaged with driving wheel 2032.
Independent suspension device 3 includes that upper swing arm 301, lower swing arm 302, steering bracket 303, damper 304 and steering wheel connect Bar 305;One end of upper swing arm 301 and steering bracket 303 and damper 304 are respectively articulated with, the other end and body frame 1 are hinged, are subtracted The other end and the body frame 1 for shaking device 304 are hinged, and 302 both ends of lower swing arm are hinged with steering bracket 303 and body frame 1 respectively, direction Machine connecting rod 305 and steering bracket 303 are hinged, and steering bracket 303 is fixedly connected by ring flange with brake 2017.
Body frame 1 is the prior art, can use the body frame of conventional project vehicle according to different requirements, to complete It is transformed on the chassis of different engineering trucks.
Embodiment 2:
A kind of all-terrain vehicle chassis suitable for complex working condition, structure is as described in Example 1, the difference is that: Telescopic device selects cylinder.According to vehicle difference requirement, different telescopic devices may be selected, to meet personalized match It sets.
Embodiment 3:
A kind of all-terrain vehicle chassis suitable for complex working condition, structure is as described in Example 1, the difference is that: Telescopic device selects electric cylinder.
Embodiment 4:
A kind of application method on the all-terrain vehicle chassis suitable for complex working condition utilizes the technical solution of embodiment 1, tool Body operating process is as follows:
All-terrain vehicle chassis is installed on the car body, such as engineering fork truck body, when in the wheeled shape of hard surfacing needs When driving, hydraulic cylinder 2023 packs up hydraulic cylinder pillar 2022 to state, and hub plate 2021 forms circular hub, brake 2017 to contract Separation, 2018 engagement latch planet row of clutch, entire planet row and rubber belt track 2031 follow drive shaft 2013 to rotate synchronously, To realize the conversion from crawler type to wheeled form;
Or
When needing crawler type form when driving in complex road surface, brake 2017 is engaged, and clutch 2018 separates, drive shaft 2013 driving sun gears 2014, sun gear 2014 drives planetary gear 2016, and then driving wheel 2032 is driven to drive rubber belt track 2031, hydraulic cylinder 2023 rises hydraulic cylinder pillar 2022, and diffusion forms triangular boss to hub plate 2021 outward, to realize by taking turns Conversion of the formula to crawler type form.

Claims (10)

1. a kind of all-terrain vehicle chassis suitable for complex working condition, which is characterized in that including body frame, running gear and independence Suspension arrangement, body frame are all around symmetrical arranged there are four running gear, and each running gear passes through independent suspension device It is connect with body frame.
2. all-terrain vehicle chassis as described in claim 1, which is characterized in that the running gear includes planetary gear speed-reduction Mechanism, movable composition formula hub mechanism and rubber track drive mechanism;Planetary gear reducing mechanism passes through telescopic device, support rod It is connect with movable composition formula hub mechanism, so that movable composition formula hub mechanism is changed outer shape by telescopic device work;Rubber Glue Caterpillar transmission mechanism is connect with movable composition formula hub mechanism, real when movable composition formula hub mechanism outer shape changes Conversion between the wheeled form and crawler type form of existing rubber track drive mechanism.
3. all-terrain vehicle chassis as claimed in claim 2, which is characterized in that the planetary gear reducing mechanism includes moving ahead Carrier, rear planet carrier, drive shaft, sun gear, planet axis, planetary gear and clutch;Sun gear is fixedly mounted on the driving shaft, drives Moving axis passes through rear planet carrier, and planetary gear is mounted in planet axis by bearing connection, and three planetary gears are meshed with sun gear, row Star axis is installed and connected between preceding planet carrier and rear planet carrier, and clutch is installed between drive shaft and rear planet carrier.
4. all-terrain vehicle chassis as claimed in claim 3, which is characterized in that the planetary gear reducing mechanism further includes system Dynamic device, brake are installed between rear planet carrier and body frame.
5. all-terrain vehicle chassis as claimed in claim 3, which is characterized in that the telescopic device include hydraulic cylinder, cylinder, Electric cylinder.
6. all-terrain vehicle chassis as claimed in claim 5, which is characterized in that the movable composition formula hub mechanism includes hub Plate, stiffening plate and load-bearing axle;Hydraulic cylinder be fixedly mounted on before on planet carrier, the symmetrical hinged hub plate in the two sides of hydraulic cylinder pillar, often Side hub plate is correspondingly connected with stiffening plate by load-bearing axle, support rod one end and hub plate is hinged, the other end and preceding planet carrier or rear planet Frame is hinged.
7. all-terrain vehicle chassis as claimed in claim 6, which is characterized in that the movable composition formula hub mechanism includes ten Two blocks of hub plates, every four blocks of hub plates are symmetrically articulated with the two sides of same hydraulic cylinder pillar.
8. all-terrain vehicle chassis as claimed in claim 6, which is characterized in that the rubber track drive mechanism includes rubber Crawler belt, driving wheel, carrying roller;Driving wheel is installed on planet axis and is fixedly connected on planetary gear, and planetary gear left and right ends respectively have One driving wheel, carrying roller are mounted in the load-bearing axle between hub plate and stiffening plate, and rubber belt track is wrapped in driving wheel and load-bearing Wheel, and engaged on the inside of rubber belt track with driving wheel;There are four carrying rollers for arrangement between the hub plate and stiffening plate.
9. all-terrain vehicle chassis as claimed in claim 4, which is characterized in that the independent suspension device include upper swing arm, Lower swing arm, steering bracket, damper and steering wheel connecting rod;One end of upper swing arm and steering bracket and damper are respectively articulated with, separately One end is hinged with body frame, and the other end and body frame of damper are hinged, lower swing arm both ends respectively with steering bracket and body frame Hingedly, steering wheel connecting rod is hinged with steering bracket, and steering bracket is fixedly connected with brake.
10. a kind of application method on such as described in any item all-terrain vehicle chassis suitable for complex working condition claim 1-9, The following steps are included:
On the car body by the installation of all-terrain vehicle chassis, when needing wheeled form when driving in hard surfacing, hydraulic cylinder packs up liquid Cylinder pressure pillar, hub plate form circular hub, brake separation, clutch engagement latch planet row, entire planet row to contract Drive shaft is followed to rotate synchronously with rubber belt track, to realize the conversion from crawler type to wheeled form;
Or
When needing crawler type form when driving in complex road surface, brake is engaged, clutch separation, and drive shaft drives sun gear, Sun gear drives planetary gear, and then drives drive wheel rubber belt track, and hydraulic cylinder rises hydraulic cylinder pillar, and hub plate is to external diffusion Triangular boss is formed, to realize from the wheeled conversion to crawler type form.
CN201910034006.3A 2019-01-15 2019-01-15 It is a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application Pending CN109649078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910034006.3A CN109649078A (en) 2019-01-15 2019-01-15 It is a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910034006.3A CN109649078A (en) 2019-01-15 2019-01-15 It is a kind of suitable for the all-terrain vehicle chassis of complex working condition and its application

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CN109649078A true CN109649078A (en) 2019-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110816646A (en) * 2019-10-29 2020-02-21 山东科技大学 All-directional mobile platform for automatic transportation and application thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110816646A (en) * 2019-10-29 2020-02-21 山东科技大学 All-directional mobile platform for automatic transportation and application thereof

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