CN1042520A - Direction-adjustable, dip cantilever lifting platform - Google Patents
Direction-adjustable, dip cantilever lifting platform Download PDFInfo
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- CN1042520A CN1042520A CN 89109598 CN89109598A CN1042520A CN 1042520 A CN1042520 A CN 1042520A CN 89109598 CN89109598 CN 89109598 CN 89109598 A CN89109598 A CN 89109598A CN 1042520 A CN1042520 A CN 1042520A
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Abstract
Direction-adjustable, dip cantilever lifting platform belongs to elevating gear, by principal arm, telescopic boom, workplatform, turntable is formed, it is characterized in that: the workplatform oil cylinder is an actuator cylinder, by workplatform, telescopic boom, three link mechanisms that the workplatform actuator cylinder is formed with by turntable, principal arm, three link mechanisms that the principal arm oil cylinder is formed are congruence or two three similar link mechanisms, can make workplatform be parked in the optional position during its work, can be in the lifting process around certain obstacle of hiding, the all-hydraulic manipulation of complete machine, stepless change, stable working, precision height in place, load-carrying capacity is big, but load-carrying is travelled, and is the commonality machinery of aloft work.
Description
What the present invention relates to is elevating gear, and this is a kind of have direction-adjustable, dip cantilever lifting platform, is applicable to a kind of commonality equipment of each side aloft work such as construction and decoration, civil aviaton's loading, street lamp installation, Ship Building and Repairing.
At present, the domestic and international lifting platform that in elevating gear, uses, its lifting form is for vertically.This structure is: form lifting mechanism by sleeve pipe or multistage sleeve below lifting platform, under the effect of steel rope, chain or oil cylinder, rise or descend along the basic sleeve axis vertical that is fixed on the underframe.Another kind of form is to shear frame or multistage intersection armed lever and be connected in series and form lifting mechanism by intersecting armed lever below the lifting platform, oil cylinder or retarder output than the high pulling torque effect under, intersect the angle of armed lever and platform is risen or descend by changing.During this equipment work, require the work-yard under target, thereby just can not work under some occasion, it is poor to show proximity, very flexible.
For the aerial platform that grows up in year surplus nearest ten, have folding arm-type or mix arm-type, solved the proximity problem, but the constraint condition of mechanism or fair system is limit because flat-bed maintains an equal level, it is bigger that its platform area is difficult to design-calculated, have only 0.4~2.5 sq m, load 100~350,000 grams can not satisfy needs bigger a few thing place and bigger demands for bearing capacity in the aloft work.
Purpose of the present invention provides a kind of " direction-adjustable, dip cantilever lifting platform ", makes its work/article carrying platform area big, and the lifting load is big, stable working, and proximity, alerting ability are good, can be widely used in every field such as urban construction, loading and finishing.
Direction-adjustable of the present invention, dip cantilever lifting platform are made up of turntable 7, principal arm 6, telescopic boom 2, work/article carrying platform 5, principal arm oil cylinder 4, work/article carrying platform oil cylinder 3, it is characterized in that: work/article carrying platform oil cylinder 3 is actuator cylinders, because it has bigger hoisting force, can make work/article carrying platform 5 areas increase to 30 sq ms, carry more than 2,000 thousand grams, because work/article carrying platform oil cylinder 3 both can stretch by a certain percentage, again can individual operation it is flexible, come operation so can realize work/article carrying platform 5 reclining certain angles;
Three link mechanisms of forming by work/article carrying platform 5, telescopic boom 2, work/article carrying platform oil cylinder 3 and three link mechanisms of forming by turntable 7, principal arm 6, principal arm oil cylinder 4 congruence or similar, when principal arm oil cylinder 4 and work/article carrying platform oil cylinder 3 synchronously and when flexible by a certain percentage, can keep work/article carrying platform to be parallel to initial position or to remain a certain specific angle outward in lifting, in hanging, moving;
Work/article carrying platform is by base plate 17; guardrail 18; working stand 19 is formed; base plate is the longeron 20 of grooved by sheet material flanging aftershaping; crossbeam 21 is in the same place with cross coupling 22 and steel plate 23 assembly weldings; globality is strong; rigidity is big; guardrail 18 is a fender guard; two longitudinal edges and the rear portion of guardrail are fixed side; be fixed on the base plate 17; the front portion is a shifting board; working stand is a steel ladder; the work of being welded on/article carrying platform base plate middle part; work/article carrying platform 5 rear portions are hinged with telescopic boom 2 by otic placode 24; the middle part is hinged with work/article carrying platform oil cylinder 3, and the front portion hangs, because work/article carrying platform area is big; load-carrying capacity is big; so various additional devices can be set to improve work efficiency, as hydraulic operated pedal 25 and manual folding turnover 26 are set in work/article carrying platform base plate front portion, can be according to the need of work folding; or the rolling bar slideway is set, so that handling goods.Wherein 27 is the oil cylinder arm of hydraulic actuated pedal.
The hydraulic work system principle of direction-adjustable of the present invention, dip cantilever lifting platform as shown in Figure 3,8~14 is operating valve among the figure, 15 is rotary motor, 16 is telescopic boom cylinder, 3 for work/article carrying platform oil cylinder, 4 is the principal arm oil cylinder, 19 is oil pump.
Working process is: the cavity of resorption of maneuvering valve 8, the hydraulic oil work of entering/article carrying platform oil cylinder 3, and piston rod is stretched out, the oil of Pai Chuing enters the cavity of resorption of principal arm oil cylinder 4 simultaneously, and its piston rod is also stretched out simultaneously, and work/article carrying platform is lifting and can hangs outside the integral body like this; Maneuvering valve 13 can make the piston rod of telescopic boom cylinder 16 overhanging, and telescopic boom stretches out, and makes the further lifting of work/article carrying platform, and maneuvering valve 14 can make the 360 ° of revolutions to the left and right of work/article carrying platform, so that in place.Maneuvering valve 11 can make work/article carrying platform oil cylinder flexible separately, upper and lower, the inclination angle of realization work/article carrying platform; Maneuvering valve 12 can make principal arm oil cylinder 4, single movement, the leaning forward or swinging back of realization work/article carrying platform; Maneuvering valve 9 is a safety device, for avoiding maloperation or various accidentalia work/article carrying platform reclining is provided with; When maneuvering valve 11,12 makes work/article carrying platform reclining simultaneously maneuvering valve 9, maneuvering valve 10 is flow-controlling gate, it can make work/article carrying platform fine motion, raising work and precision in place.
Direction-adjustable of the present invention, inclination angle type lifting platform are compared with aerial platform with existing lifting platform, have the following advantages:
Because complete machine all action is hydraulic actuated, stepless change, so stable working, precision height in place, particularly principal arm face upward bow, flexible, the work/article carrying platform of telescopic boom on tiltedly have a down dip and during all action integrated use such as revolution, can make work/article carrying platform rest in the optional position, space within the specific limits, and but adjusting work/article carrying platform is in the arbitrary angle state that needs, can also be around, certain obstacle of hiding in its process in place;
Load-carrying capacity is big, existing aerial platform or other lifting equipment, because its structure stress factor, the constraint condition of the train of mechanism that perhaps maintains an equal level, maximum jacking capacity is 1,000 thousand grams, use the present invention on same basis, basic vehicle chassis, can improve jacking capacity more than one times;
Work/article carrying platform area is big, can further improve work efficiency according to using character needs and job requirement that various special facilities are set;
Widely applicable, the present invention not only can be manned, the object of all right suitable weight of lifting, and this just provides condition for operation widely, and under some operating mode, work/article carrying platform is whole outer outstanding, just can be inserted in certain zone and go operation;
Can load-carrying travel, under the situation that basic chasisis vehicle load-carrying capacity allows, when the present invention was in travelling position, work/article carrying platform still can carry and travel with the chassis.
Below in conjunction with drawings and Examples direction-adjustable of the present invention, dip cantilever lifting platform are further described.
Fig. 1 is for having direction-adjustable, dip cantilever lifting platform engineering truck scheme drawing
Fig. 2 is for having direction-adjustable, dip cantilever lifting platform engineering truck lifting constitution diagram
Fig. 3 is the hydraulic system principle figure of direction-adjustable, dip cantilever lifting platform
Fig. 4 is the platform figure of direction-adjustable, dip cantilever lifting platform
Fig. 5 is that the A of Fig. 4 is to figure
In Fig. 1,1 for having the automobile on chassis, and four supporting legs are arranged, extended by the hydraulic ram promotion, and whole equipment is placed level.2 is telescopic boom, for the box type construction that the thin plate flanging is welded into, controls its telescopic levels by telescopic boom cylinder 16, so that further lifting or adjustment station.3 for work/article carrying platform oil cylinder, during the independent expanding-contracting action of this oil cylinder, can make work/article carrying platform face upward or have a down dip.4 is the principal arm oil cylinder, and this oil cylinder can guarantee that then work/article carrying platform is parallel to initial condition always in lifting when work/article carrying platform oil cylinder 3 synchronization telescopes.5 are work/article carrying platform, its area is 30 sq ms, by sheet material flanging aftershaping is that longeron, crossbeam and cross coupling and the steel plate assembly welding of grooved is in the same place, two longitudinal edges and the rear portion of work/article carrying platform are welded with fixed side, the front portion is a shifting board, but the middle part of base plate is provided with the pedal and the manual folding turnover of manpower of hydraulic operated folding.The maximum lifting load of direction-adjustable of the present invention, dip cantilever lifting platform is 2,000 thousand grams, and the load-carrying of the permission load of travelling is 1,000 thousand grams.6 is principal arm, and the box type construction for thin plate flanging assembly welding becomes is equipped with copper slide block and is convenient to telescopic boom sliding extension therein.Facing upward of principal arm bowed and work/article carrying platform can be risen or fall, and also can make its outer outstanding or withdrawal simultaneously.7 is turntable, supports with car body through revolution to link to each other, and swing type mechanism is housed on it, the output of rotary motor through reductor slow down and increase moment of torsion rear drive turntable and above part thereof can be left, 360 ° of revolutions of right.
Direction-adjustable of the present invention, the lifting job area of dip cantilever lifting platform is, maximum lift height is 11 meters, the outer outstanding amplitude of this moment is 7 meters, be applicable to and do 4 meters~25 meters of lift heights, lifting load is 500~5,000 thousand grams, the various lifting working equipments of long 3~10 meters (namely 7.5~25 square metres) area of work of work/article carrying platform, the big load of medium altitude particularly, but and load-carrying (4~18 meters of the lift heights that travel, lifting load 1500~4,000 thousand grams, 4~8 meters of cantilever work directors) lifting platform, it will be town and country construction, n, civil aviaton's cargo handling, postal, telecommunication, oil, aerospace, the power lighting finishing, Ship Building and Repairing, the widely used versatility plant equipment of the multiple department such as building exterior decoration.
Claims (2)
1, a kind of by turntable, principal arm, telescopic boom, work/article carrying platform, principal arm oil cylinder, direction-adjustable, dip cantilever lifting platform that work/the article carrying platform oil cylinder is formed, it is characterized in that:
Work/article carrying platform oil cylinder is an actuator cylinder;
Three link mechanisms that are hinged to by work/article carrying platform, telescopic boom, work/article carrying platform oil cylinder and three link mechanisms that are hinged to by turntable, principal arm, principal arm oil cylinder congruence or similar;
By work/article carrying platform that base plate, guardrail, working stand are formed, the rear portion is hinged with telescopic boom by otic placode, and the middle part is hinged with work/article carrying platform oil cylinder, and the front portion hangs; Base plate is that longeron, crossbeam and cross coupling and the steel plate assembly welding of flute profile forms by sheet material flanging aftershaping, and two longitudinal edges and the rear portion of guardrail are fixed side, are fixed on the base plate, and the front portion is a shifting board; Working stand is a steel ladder, the work of being welded on/article carrying platform base plate middle part.
2, direction-adjustable as claimed in claim 1, dip cantilever lifting platform is characterized in that: anterior hydraulic operated pedal and the manual folding turnover that is connected on the underframe longitudinal member that be provided with of work/article carrying platform base plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 89109598 CN1019380B (en) | 1989-12-30 | 1989-12-30 | Direction-adjustable dip cantilever lifting platform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 89109598 CN1019380B (en) | 1989-12-30 | 1989-12-30 | Direction-adjustable dip cantilever lifting platform |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1042520A true CN1042520A (en) | 1990-05-30 |
CN1019380B CN1019380B (en) | 1992-12-09 |
Family
ID=4858082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 89109598 Expired CN1019380B (en) | 1989-12-30 | 1989-12-30 | Direction-adjustable dip cantilever lifting platform |
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CN (1) | CN1019380B (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103434990A (en) * | 2013-09-11 | 2013-12-11 | 徐州重型机械有限公司 | Aerial work platform truckHigh-altitude operation car for finishing high-altitude operation tasks |
CN104098054A (en) * | 2013-04-12 | 2014-10-15 | 帕尔芬格平台意大利有限公司 | Aerial platform occupying less space |
CN106614469A (en) * | 2016-09-30 | 2017-05-10 | 王全志 | Multi-function pesticide sprayer |
CN107831793A (en) * | 2017-10-31 | 2018-03-23 | 爱易成技术(天津)有限公司 | A kind of unattended automatic water level flow monitoring platform |
CN108483366A (en) * | 2018-06-15 | 2018-09-04 | 徐州海伦哲专用车辆股份有限公司 | A kind of colourfully decorated lantern multifunction operation vehicle elevation based on fold-away working platform |
CN108645589A (en) * | 2018-07-13 | 2018-10-12 | 无锡友鹏机场除雪装备有限公司 | Wind tunnel experiment vehicle |
CN108751060A (en) * | 2018-06-15 | 2018-11-06 | 徐州海伦哲专用车辆股份有限公司 | A kind of colourfully decorated lantern multifunction operation vehicle elevation operational method based on fold-away working platform |
-
1989
- 1989-12-30 CN CN 89109598 patent/CN1019380B/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104098054A (en) * | 2013-04-12 | 2014-10-15 | 帕尔芬格平台意大利有限公司 | Aerial platform occupying less space |
CN103434990A (en) * | 2013-09-11 | 2013-12-11 | 徐州重型机械有限公司 | Aerial work platform truckHigh-altitude operation car for finishing high-altitude operation tasks |
CN106614469A (en) * | 2016-09-30 | 2017-05-10 | 王全志 | Multi-function pesticide sprayer |
CN107831793A (en) * | 2017-10-31 | 2018-03-23 | 爱易成技术(天津)有限公司 | A kind of unattended automatic water level flow monitoring platform |
CN107831793B (en) * | 2017-10-31 | 2021-02-05 | 爱易成技术(天津)有限公司 | Unattended full-automatic water level flow monitoring platform |
CN108483366A (en) * | 2018-06-15 | 2018-09-04 | 徐州海伦哲专用车辆股份有限公司 | A kind of colourfully decorated lantern multifunction operation vehicle elevation based on fold-away working platform |
CN108751060A (en) * | 2018-06-15 | 2018-11-06 | 徐州海伦哲专用车辆股份有限公司 | A kind of colourfully decorated lantern multifunction operation vehicle elevation operational method based on fold-away working platform |
CN108645589A (en) * | 2018-07-13 | 2018-10-12 | 无锡友鹏机场除雪装备有限公司 | Wind tunnel experiment vehicle |
Also Published As
Publication number | Publication date |
---|---|
CN1019380B (en) | 1992-12-09 |
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