CN107601387B - A kind of double-deck auxiliary frame structure of high-altitude operation vehicle - Google Patents

A kind of double-deck auxiliary frame structure of high-altitude operation vehicle Download PDF

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Publication number
CN107601387B
CN107601387B CN201711077773.XA CN201711077773A CN107601387B CN 107601387 B CN107601387 B CN 107601387B CN 201711077773 A CN201711077773 A CN 201711077773A CN 107601387 B CN107601387 B CN 107601387B
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vehicle frame
upper layer
vehicle
frame
lower layer
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CN107601387A (en
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张泽华
李培启
李金柱
王月云
郑磊
苑登波
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Xuzhou Helen Zhe Special Vehicle Co Ltd
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Xuzhou Helen Zhe Special Vehicle Co Ltd
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Priority to CN201711077773.XA priority Critical patent/CN107601387B/en
Publication of CN107601387A publication Critical patent/CN107601387A/en
Priority to PCT/CN2018/111596 priority patent/WO2019085799A1/en
Priority to RU2020117802A priority patent/RU2744873C1/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F11/00Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)
  • Ladders (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

A kind of double-deck auxiliary frame structure of high-altitude operation vehicle, mainly it is made of lower layer's vehicle frame, upper layer vehicle frame, vehicle frame support column and vehicle frame locking system, lower layer's vehicle frame is mounted on chassis frame, upper layer vehicle frame is hinged on lower layer's vehicle frame top, high altitude operation boom system is mounted on above the vehicle frame of upper layer, the surrounding of upper layer vehicle frame is installed with supporting leg, vehicle frame support column and vehicle frame locking system are all disposed between upper layer vehicle frame and lower layer's vehicle frame, and are respectively positioned on upper layer vehicle frame or lower layer's vehicle frame close to one end of chassis driver's cabin and close to one end of chassis vehicle tail portion.The adjustable chassis gravity of the present invention preferably provides stability force to the position of subframe for high altitude operation, improves operation stability, moreover it is possible to which solving the problems, such as that previous driver's cabin dangles causes driver's cabin tail portion crossbeam that need to especially reinforce just being able to satisfy applying working condition.

Description

A kind of double-deck auxiliary frame structure of high-altitude operation vehicle
Technical field
It is primary to be suitable for aerial lift device and automobile chassis the present invention relates to a kind of auxiliary frame structure of high-altitude operation vehicle Vehicle frame connection more particularly to a kind of subframe with double-layer structure, belong to engineering special operation vehicle field.
Background technique
With the continuous improvement of people's awareness of safety, the high-altitude of traditional ladder and scaffold is replaced to make using high-altitude operation vehicle Industry form already becomes a kind of trend.Many advantages, such as high-altitude operation vehicle is with high security, work efficiency is high.Current high-altitude Operation Van's mainstream height is 16 meters, and overall dimensions of a car is grown at 8 meters or so, and complete vehicle weight causes mobility poor, fuel oil at 6 tons or so Less economical, use cost is high, to problems such as the skill requirement height of driver.High-altitude operation vehicle lightweight, miniaturization Demand is increasingly strong.
The stability problem when a great problem that the lightweight of vehicle has to solve is exactly high altitude operation.Previous high-altitude Operation Van's complete vehicle weight is big, and the ratio for accounting for complete vehicle weight of chassis weight is smaller, and vehicle operation is stablized in the position of chassis center of gravity The influence of property is also relatively small.But after complete vehicle weight reduces, the accounting of chassis weight is greatly improved, the position pair of chassis center of gravity The influence of high altitude operation stability can not be ignored, and cause arrangement difficult, it is difficult to realize the lightweight of vehicle.
As shown in figure 3, the subframe 1 of existing high-altitude operation vehicle is all single layer rigid structure, subframe 1 and chassis-body 3-1 rigid connection when operation, to guarantee operation stability, need to use telescopic outrigger 1-6 prop up entire vehicle body, tire is complete Liftoff, driver's cabin 3-2 in chassis forms the state of a cantilever support relative to the junction of subframe at this time, due to chassis design When often it is not intended that such operating condition, if do not carried out crossbeam reinforcing to junction, easily there is the case where fracture of girder.That is: secondary Telescopic outrigger 1-6 on vehicle frame stretches out, and entire chassis is supportted from the ground 4 completely, center of gravity A in chassis is located at dangerouse cross-section B-B at this time Side, chassis 6 are in overhang, by concentrfated load at dangerouse cross-section B-B, need to be reinforced here to prevent from being broken.
Summary of the invention
In order to overcome the subframe chassis center of gravity of existing high-altitude operation vehicle to be difficult to be adjusted according to upper dress demand and crossbeam The technical problem of special reinforcement is needed, the present invention provides a kind of double-deck auxiliary frame structure of high-altitude operation vehicle, which not only may be used To improve operation stability, intensity requirement can also be met in the case where not needing special reinforcement, the weight for restructuring chassis It reduces, can guarantee the lightweight of product.
The technical solution used to solve the technical problems of the present invention is that: mainly supported by lower layer's vehicle frame, upper layer vehicle frame, vehicle frame Column and vehicle frame locking system composition, lower layer's vehicle frame are mounted on chassis frame, and upper layer vehicle frame is hinged on lower layer's vehicle frame Top, high altitude operation boom system are mounted on above upper layer vehicle frame, and the surrounding of upper layer vehicle frame is installed with supporting leg, vehicle frame support column and Vehicle frame locking system is all disposed between upper layer vehicle frame and lower layer's vehicle frame, and is respectively positioned on upper layer vehicle frame or lower layer's vehicle frame One end close to chassis driver's cabin and one end close to chassis vehicle tail portion.
Compared with prior art, the double-deck auxiliary frame structure of a kind of high-altitude operation vehicle of the invention, lower layer's vehicle frame and chassis Main car frame is reliably connected, and ensure that will not loosen when normal vehicle operation;Upper layer vehicle frame and lower layer's vehicle frame are hinged, such upper deck Frame can be swung up and down with respect to lower layer's vehicle frame along the transverse axis of vehicle.In driving states, (leaned on by being set to subframe front Be bordering on one end of chassis driver's cabin) vehicle frame support column, upper layer vehicle frame can be prevented relative to visiting before lower layer's vehicle frame, pass through setting Lockable mechanism in subframe rear portion (close to one end of chassis-body tail portion) stretches out, and upper layer vehicle frame can be prevented relative to lower layer Vehicle frame hypsokinesis, upper and lower level vehicle frame is locked up at this time, guarantees that upper dress entire when driving will not arbitrarily shake.And make in high-altitude When industry state, the locking structure by being set to subframe rear portion is retracted, and opposite can be turned between upper layer vehicle frame and lower layer's vehicle frame at this time It is dynamic;The supporting leg that upper layer vehicle frame surrounding is arranged in stretches out, and upper layer vehicle frame propped, and upper layer vehicle frame is by the articulated shaft of bottom by lower layer Bracket is sling, and lower floor support lower part and chassis are rigidly connected, and after lower floor support is lifted, the tail portion on chassis is also hung accordingly It rises, the rear-wheel on chassis completely disengages ground;Front-wheel contacts ground always, and the weight of chassis and lower layer's vehicle frame is respectively acting on front-wheel At hinge hole;It acts on the component of hinged place and provides a stability force for high altitude operation.This stability force can be steady according to vehicle It qualitatively needs, the adjustment of the size to power and position is realized by adjusting articulated position, avoid to need to increase in the past and match Weight just can be carried out the case where being adjusted to stability force active position, keeps vehicle lighter, reduces unnecessary weight.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the one embodiment of the invention in driving states.
Fig. 2 is structural schematic diagram of the one embodiment of the invention under high altitude operation state.
Structural schematic diagram when Fig. 3 is existing subframe high altitude operation state.
In figure: 1, subframe;1-1, upper layer vehicle frame;1-2, lower layer's vehicle frame;1-3, vehicle frame locking system;1-4, vehicle frame support Column;1-5, vehicle frame hinged shaft;1-6, telescopic outrigger;1-7, engaging lug;2-1, cantilever crane mounting base;2-2, high altitude operation boom system; 3-1, chassis-body;3-2, chassis driver's cabin;4, ground, A are chassis centers of gravity, and B-B is dangerouse cross-section.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people Member's every other embodiment obtained without making creative work, belongs to protection scope of the present invention.
Figures 1 and 2 show that the structural schematic diagram of a preferred embodiment of the invention, one of figure high-altitude operation vehicle The double-deck auxiliary frame structure, by lower layer vehicle frame 1-2, upper layer vehicle frame 1-1, vehicle frame support 1-4 column and vehicle frame locking system 1-3 group At being provided with telescopic outrigger 1-6 and cantilever crane mounting base 2-1 on the vehicle frame 1-1 of upper layer, high altitude operation boom system 2-2 is mounted on arm On frame mounting base 2-1;Telescopic outrigger 1-6 shares four, is respectively arranged in the surrounding of upper layer vehicle frame 1-1;Upper layer vehicle frame 1-1 is under Layer vehicle frame 1-2 passes through vehicle frame hinged shaft 1-5 connection;The front end lower layer vehicle frame 1-2 is provided with vehicle frame support column 1-4, in upper layer vehicle frame The rear end 1-1 is provided with vehicle frame locking system 1-3;Chassis-body 3-1 is rigidly connected by multiple groups engaging lug 1-7 and lower layer vehicle frame 1-2 It connects.
Fig. 1 is the driving states of the present embodiment, and telescopic outrigger 1-6 is in retracted state at this time, at vehicle frame locking system 1-3 In the state of stretching, upper layer vehicle frame 1-1 and lower layer vehicle frame 1-2 is hinged by vehicle frame hinged shaft 1-5 at this time, but in vehicle frame support column 1-4 It cannot achieve relative rotation under synergy with vehicle frame locking system 1-3, as rigid connection state.Vehicle can be normal at this time It on the way travels, it is not necessary to worry that high altitude operation boom system 2-2 shakes with respect to chassis in the process of moving.
Fig. 2 is the high altitude operation state of the present embodiment, and telescopic outrigger 1-6 is in stretching state, vehicle frame locking system at this time 1-3 is in retracted mode, and upper layer vehicle frame 1-1 and lower layer vehicle frame 1-2 is hinged by vehicle frame hinged shaft 1-5 at this time, but only vehicle frame branch The support of dagger 1-4 is so that lower layer vehicle frame 1-2 can be rotated clockwise relative to upper layer vehicle frame 1-1.Telescopic outrigger 1-6 stretches out After sufficient length, the rear portion of chassis-body 3-1 hangs ground by vehicle frame hinged shaft 1-5 and lower layer vehicle frame 1-2 by upper layer vehicle frame 1-1 4.The center of gravity on entire chassis is located at the A point in figure.The gravity on chassis is shared before chassis on bridge and vehicle frame hinged shaft 1-5 at this time, bottom The stability force that the gravity of disk is tumbled when the component on vehicle frame hinged shaft 1-5 provides for vehicle and prevents high altitude operation, this is steady The point of application for determining power can be adjusted by adjusting the position of vehicle frame hinged shaft 1-5, stability when meeting vehicle high altitude operation It is required that.Using such subframe, when operation, the front-wheel on chassis contacts ground 4 always, and chassis driver's cabin 3-2 is no longer on cantilever The state chassis of beam, the place that rear cabin is connect with subframe are no longer the most dangerouse cross-sections of chassis ridgepole, are not required to herein Special reinforcement can meet intensity requirement, and then decrease the weight of chassis restructuring, ensure that the lightweight of product.
The present invention is provided a kind of steady to vehicle by institutional adjustment chassis gravity by double deck hinged subframe form The method for determining the position and effect size of power, overcomes the difficult point of lightweight high-altitude operation vehicle arrangement, is high altitude operation The miniaturising of vehicle, lightweight provides more feasibilities.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is all according to According to technical spirit of the invention, any simple modification and same variation are made to above embodiments, each fall within guarantor of the invention Within the scope of shield.

Claims (5)

1. the double-deck auxiliary frame structure of a kind of high-altitude operation vehicle, it is characterized in that: mainly by lower layer's vehicle frame (1-2), upper layer vehicle frame (1- 1), vehicle frame support column (1-4) and vehicle frame locking system (1-3) composition, lower layer's vehicle frame (1-2) be mounted on chassis frame it On, upper layer vehicle frame (1-1) is hinged on the top lower layer's vehicle frame (1-2), and high altitude operation boom system (2-2) is mounted on upper layer vehicle frame Above (1-1), the surrounding of upper layer vehicle frame (1-1) is installed with supporting leg, and vehicle frame support column (1-4) and vehicle frame locking system (1-3) are all It is arranged between upper layer vehicle frame (1-1) and lower layer's vehicle frame (1-2), and is respectively positioned in upper layer vehicle frame (1-1) or lower layer's vehicle frame Close to one end of chassis driver's cabin (3-2) and close to one end of the tail portion chassis-body (3-1), the lower layer on (1-2) The top vehicle frame (1-2) is provided with the fraising seat for connecting with upper layer vehicle frame (1-1), the bottom upper layer vehicle frame (1-1) be provided with The fraising seat of lower layer's vehicle frame (1-2) connection, upper layer vehicle frame (1-1) are connect with lower layer's vehicle frame (1-2) by vehicle frame hinged shaft (1-5).
2. the double-deck auxiliary frame structure of a kind of high-altitude operation vehicle according to claim 1, it is characterized in that: lower layer's vehicle The bottom frame (1-2) is provided with multiple rigidly connected engaging lugs of main car frame (1-7) for chassis.
3. the double-deck auxiliary frame structure of a kind of high-altitude operation vehicle according to claim 2, it is characterized in that: the supporting leg is adopted With telescopic outrigger, four are shared, be respectively arranged the surrounding in upper layer vehicle frame (1-1) and is rigidly attached on upper layer vehicle frame (1-1).
4. the double-deck auxiliary frame structure of a kind of high-altitude operation vehicle according to claim 1, it is characterized in that: the upper deck The top frame (1-1) is provided with the cantilever crane mounting base (2-1) connecting with high altitude operation boom system (2-2).
5. the double-deck auxiliary frame structure of a kind of high-altitude operation vehicle according to claim 1, it is characterized in that: in lower layer's vehicle frame Vehicle frame support column (1-4) is arranged in the front end of (1-2), and on upper layer, vehicle frame locking system (1-3) is arranged in the rear end of vehicle frame (1-1).
CN201711077773.XA 2017-11-06 2017-11-06 A kind of double-deck auxiliary frame structure of high-altitude operation vehicle Active CN107601387B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201711077773.XA CN107601387B (en) 2017-11-06 2017-11-06 A kind of double-deck auxiliary frame structure of high-altitude operation vehicle
PCT/CN2018/111596 WO2019085799A1 (en) 2017-11-06 2018-10-24 Double layer subframe structure of aerial work platform
RU2020117802A RU2744873C1 (en) 2017-11-06 2018-10-24 Construction of double-level subframe of raisable work platform

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CN201711077773.XA CN107601387B (en) 2017-11-06 2017-11-06 A kind of double-deck auxiliary frame structure of high-altitude operation vehicle

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107601387B (en) * 2017-11-06 2019-11-19 徐州海伦哲专用车辆股份有限公司 A kind of double-deck auxiliary frame structure of high-altitude operation vehicle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998017577A1 (en) * 1996-10-18 1998-04-30 Kabushiki Kaisha Yaskawa Denki Robot vehicle for hot-line job
DE29708843U1 (en) * 1997-02-01 1998-05-28 Sander, Hans, Dipl.-Ing., 48317 Drensteinfurt Aerial work platform or aerial rescue device
CN202573935U (en) * 2012-05-07 2012-12-05 北京市三一重机有限公司 Overhead working truck and chassis of overhead working truck
CN205187799U (en) * 2015-12-10 2016-04-27 合肥亚美科技股份有限公司 High altitude construction car frame automatic levelling device
CN107235456A (en) * 2017-08-08 2017-10-10 湖南星邦重工有限公司 A kind of special-purpose vehicle with flexible turntable
CN207524923U (en) * 2017-11-06 2018-06-22 徐州海伦哲专用车辆股份有限公司 A kind of double-deck auxiliary frame structure of high-altitude operation vehicle

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CN107601387A (en) 2018-01-19
RU2744873C1 (en) 2021-03-16

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