CN104891396B - Telescopic arm crawler type aerial work platform - Google Patents
Telescopic arm crawler type aerial work platform Download PDFInfo
- Publication number
- CN104891396B CN104891396B CN201510184433.1A CN201510184433A CN104891396B CN 104891396 B CN104891396 B CN 104891396B CN 201510184433 A CN201510184433 A CN 201510184433A CN 104891396 B CN104891396 B CN 104891396B
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- platform
- arm
- telescopic arm
- aerial work
- worm
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting 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
- B66F11/044—Working platforms suspended from booms
- B66F11/046—Working platforms suspended from booms of the telescoping type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F2700/00—Lifting apparatus
- B66F2700/12—Lifting platforms for vehicles or motorcycles or similar lifting apparatus
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates the technical field of a self-propelled aerial work platform and discloses a telescopic arm crawler type aerial work platform comprising a arm crawler type crane, a platform coupling device and an aerial work platform device. The telescopic arm crawler type crane is formed by a telescopic arm crawler type crane body and a telescopic arm type suspension arm arranged on the telescopic arm crawler type crane body; and the aerial work platform device is connected with a head part of the telescopic arm type suspension arm via the platform coupling device. Features of the telescopic arm crawler type crane and the aerial work platform are combined in the telescopic arm crawler type aerial work platform, so multifunction in one machine is truly achieved; two functions are independent to each other and separately controlled; all functions of the telescopic arm crawler type crane and the aerial work platform can be realized; and stability, work performance and cross-road performance of the telescopic arm crawler type aerial work platform are greater than other aerial work platform products.
Description
Technical field
The present invention relates to self-propelled aloft working platform technical field, more specifically, more particularly to a kind of telescopic arm is carried out
Belt aerial work platform.
Background technology
Traditional Mobile hoisting machinery product mainly has autocrane, rough terrain wheeled crane, truss arm crawler type
Crane, lorry-mounted crane etc., telescopic arm crawler crane as a little kind in hoisting machinery product, because of its phase
For than traditional hoisting machinery, with without the need for dismantle, need not make a jack, transition convenience, maneuverability, cross-country power by force, energy
The advantages of realizing more large-tonnage belt carrying running operation.External product technology has become ripe, can substitute conventional hoist tool product
Product lift field.But also because which compares traditional hoisting machinery product, compared with volume production, price is higher, and common lifting is applied
Work industry, traditional hoisting machinery can be substituted, it is particularly suited for such as：Bridge, tunnel, marsh, desert, road surface are uneven
Etc. under severe special operation condition environment and needing band over long distances to carry conventional hoist under the special operation conditions such as walking operation smoothly cannot to apply
The lifting field of work.Cost performance is compared conventional hoist tool and is in a disadvantageous position, but the decline with product cost, lifting industry subdivision
Constantly expand with demand under special operation condition, current telescopic arm crawler crane is in the stage of developing rapidly at home.
Aerial work platform mainly has high-altitude operation vehicle, self-propelled aloft working platform, scissor-type work high above the ground dress at present
The multiple product such as put, be used to every profession and trade altitude plant install, the operation such as inspection.Almost all of aerial work platform is to construction
Working condition and environmental requirement are higher, and the particularly requirement to institute of factory ground of constructing is higher, some regions such as bridge, tunnel, road
Under the severe special operation condition environment of the uneven grade in face, cannot reach at all and carry out work high above the ground.
Current self-propelled aloft working platform is mainly based on rubber-tyred.Compare the present invention, existing aerial work platform
Shortcoming mainly have it is following some：1st, whole vehicle stability is poor, operation amplitude and limited height；2nd, cross-country power is not strong, is only suitable for
Solid smooth operating mode is carried out from walking and work high above the ground；3rd, it is high to short distance transition working condition requirement, special bridge, tunnel, road
The severe special operation condition of the uneven grade in face voluntarily cannot be reached at all；4th, existing aerial work platform is only used for operation, it is impossible to
Lifting operation is carried out for crane, it is impossible to realize one-machine-multi-function.
The content of the invention
It is an object of the invention to provide one kind both can carry out lifting operation entirely as crane, again can be entirely as height
Working platform carries out the telescopic arm crawler type aerial work platform of work high above the ground.
In order to solve posed problems above, the technical solution used in the present invention is：Make in a kind of telescopic arm crawler type high-altitude
Industry platform, including telescopic arm crawler crane, platform coupling arrangement and platform device for high-altitude operation, the telescopic arm crawler type
Crane includes telescopic arm crawler crane body and the telescopic boom arm on telescopic arm crawler crane body,
The platform device for high-altitude operation is connected with the head of telescopic boom arm by platform coupling arrangement.
According to a preferred embodiment of the invention：The telescopic arm crawler crane body include crawler body assembly,
Slew gear, turret assembly, jib lubbing mechanism, major-minor winding plant, dynamical system, hydraulic system, electric-control system, Weighting system and
Driver's cabin, the turret assembly are arranged on crawler body assembly by slew gear, and it is total that the jib lubbing mechanism is arranged on turntable
Into between telescopic boom arm, the major-minor winding plant, dynamical system, hydraulic system, electric-control system, Weighting system and drive
Sail room to be arranged on turret assembly.
According to a preferred embodiment of the invention：The platform device for high-altitude operation includes fence, worm and gear turn-around machine
Structure and levelling device, the fence are connected with the head of telescopic boom arm by platform coupling arrangement, and the levelling device sets
In fence.
According to a preferred embodiment of the invention：The levelling device includes leveling cyclinder, manual pump and speed governing stop valve
Group, the power end of the leveling cyclinder are connected with fence, and the manual pump and speed governing cut-off valve group are arranged in fence, and described
Manual pump is ended valve group by speed governing and is connected with leveling cyclinder.
According to a preferred embodiment of the invention：The platform coupling arrangement includes fixed arm, pull bar and lever arm, described
One end of fixed arm and fence are rotated and be connecteds, and the other end is connected with lever arm by multiple latches, the lever arm also with stretch
The head connection of arm-type arm, the pull bar are connected with the middle part of fixed arm.
According to a preferred embodiment of the invention：The worm and gear slew gear includes worm bearing, Fixed setting
Orchid, worm gear, worm gear wheel disk and worm screw, the worm bearing are connected with fixed arm, and the fixed installation flange is connected with fence,
The worm gear is sleeved on the outside of worm bearing, and the worm gear wheel disk is arranged on worm screw, and the worm and wheel is engaged, institute
State fixed installation flange to be sleeved on the outside of worm bearing.
According to a preferred embodiment of the invention：The bottom of the fence is additionally provided with multiple platform movable pulleys.
According to a preferred embodiment of the invention：Pendulum auxiliary is additionally provided with the platform device for high-altitude operation.
According to a preferred embodiment of the invention：Wireless remote control dress is also equipped with the telescopic arm crawler crane
Put.
Compared with prior art, the beneficial effects of the present invention is：The telescopic arm crawler type aerial work platform of the present invention
Product is the characteristics of fully combining telescopic arm crawler crane and aerial work platform, truly accomplishes that a machine is more completely
Can, two kinds of functions are non-interference, independent control, while reaching telescopic arm crawler crane and self-propelled aloft working platform product
Over-all properties, and use as aerial work platform, its stability, transaction capabilities compare other all high-altitudes with cross-country ability
Job platform product is more superior.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the front view of the telescopic arm crawler type aerial work platform of the present invention.
Fig. 2 is the top view of the telescopic arm crawler type aerial work platform of the present invention.
Fig. 3 is the axonometric chart of the telescopic arm crawler type aerial work platform high and medium operation platform device of the present invention.
Fig. 4 is the side diagram of the telescopic arm crawler type aerial work platform high and medium operation platform device of the present invention.
Fig. 5 is the hydraulic leveling principle of the telescopic arm crawler type aerial work platform high and medium operation platform device of the present invention
Figure.
Fig. 6 is the sectional view of worm and gear slew gear side in telescopic arm crawler type aerial work platform of the invention.
Fig. 7 is the positive sectional view of worm and gear slew gear in telescopic arm crawler type aerial work platform of the invention.
Description of reference numerals：1st, crawler body assembly, 2, slew gear, 3, turret assembly, 4, jib lubbing mechanism, 5, major-minor volume
Raise device, 6, telescopic boom arm, 7, platform device for high-altitude operation, 8, dynamical system, 9, hydraulic system, 10, electric-control system,
11st, Weighting system, 12, pendulum auxiliary, 13, wireless remote controller, 14, driver's cabin, 7-1, fence, 7-2, worm and gear turn-around machine
Structure, 7-3, leveling cyclinder, 7-4, fixed arm, 7-5, pull bar, 7-6, lever arm, 7-7, manual pump, 7-8, speed governing cut-off valve group, 7-
9th, latch, 7-10, platform movable pulley, 7-2-1, worm bearing, 7-2-2, fixed installation flange, 7-2-3, worm gear, 7-2-4, snail
Wheel rotation dish.
Specific embodiment
Below in conjunction with the accompanying drawings the preferred embodiments of the present invention are described in detail, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent clearly defines so as to make to protection scope of the present invention.
Refering to shown in Fig. 1 and Fig. 2, the present invention provides a kind of telescopic arm crawler type aerial work platform, including telescopic arm is carried out
Belt lifter, platform coupling arrangement and platform device for high-altitude operation 7, the telescopic arm crawler crane include that telescopic arm is carried out
Belt lifter body and the telescopic boom arm 6 on telescopic arm crawler crane body, the aerial work platform
Device 7 is connected with the head of telescopic boom arm 6 by platform coupling arrangement.
In the present invention, the telescopic arm crawler crane body includes crawler body assembly 1, slew gear 2, turntable
Assembly 3, jib lubbing mechanism 4, major-minor winding plant 5, dynamical system 8, hydraulic system 9, electric-control system 10, Weighting system 11 and driving
Room 14, the turret assembly 3 are arranged on crawler body assembly 1 by slew gear 2, and the jib lubbing mechanism 4 is arranged on turntable
Between assembly 3 and telescopic boom arm 6, the major-minor winding plant 5, dynamical system 8, hydraulic system 9, electric-control system 10, match somebody with somebody
Weight system 11 and driver's cabin 14 are arranged on turret assembly 3.
Pendulum auxiliary 12 is additionally provided with the platform device for high-altitude operation 7.
Wireless remote controller 13 is also equipped with the telescopic arm crawler crane.
In the present invention, crawler body assembly 1 passes through hydraulic system 9 and the control of electric-control system 10 carries out car load walking, together
When according to tonnage it is different it is optional caterpillar chassis the right and left crawler belt is stretched, it is wide to adjust its conveyor width and work
Degree；Traditional aerial work platform is compared, chassis length and width are bigger, and whole vehicle stability is more preferable；Compare traditional high-altitude to make
Industry platform, is walked using crawler belt, and car load cross-country ability is higher；Slew gear 2 is made up of pivoting support and rotary reducer, is led to
The connection crawler body of slew gear 2 assembly 1 and turret assembly 3 are crossed, by 10 control realization turntable of hydraulic system 9 and electric-control system
Get on the bus 360 ° and turn round.Change work width during 7 operation of platform device for high-altitude operation by jib lubbing mechanism 4 and telescopic boom arm 6
Degree and height, so as to realize the work high above the ground in different operating region；As arm adopts boom of hoister and its telescopic machine
Structure, its arm intensity, rigidity and amount of deflection are higher, compare traditional aerial work platform, more stable when work high above the ground is carried out, more may be used
Lean on.
The hydraulic system 9 and electric-control system 10 are using electric proportional load sensitive hydraulic system and matched automatically controlled system
System, meanwhile, electric-control system is made up of the part such as limiter of moment, display, sensor, alarm device, wire harness cable, it is ensured that whole
Car hangs weight, amplitude and height of load and work high above the ground etc. and is within safety range, compares traditional aerial work platform,
Handling and fretting performance are more excellent.
It is indoor outdoor with driving that the wireless remote controller 13 and driver's cabin 14 are capable of achieving the driving to all runnings of car load
Wirelessly walk, hang load operation and work high above the ground.
The Weighting system 11 provides enough stability to lifting operation and work high above the ground, is particularly carrying out high-altitude work
Traditional aerial work platform is compared during industry, car load is more stable more reliable.
The major-minor winding plant 5 is by hoisting speed reducer, hoist motor and matched hydraulic system 9 and electric-control system
10 compositions, realize that weight hangs load operation.
Refering to shown in Fig. 3 and Fig. 4, the platform device for high-altitude operation 7 includes fence 7-1, worm and gear slew gear 7-2
And levelling device, the fence 7-1 is connected with the head of telescopic boom arm 6 by platform coupling arrangement, the levelling device
In fence 7-1.
Using worm and gear slew gear 7-2, being horizontally diverted for fence 7-1 is realized, and realizes fence 7-1 different directions
Work high above the ground, the revolution without the need for realizing fence 7-1 such as traditional aerial work platform using platform revolution valve group and rotary motor
Function, designs more simple and reliable.
Refering to shown in Fig. 6 and Fig. 7, the worm and gear slew gear 7-2 includes worm bearing 7-2-1, Fixed setting
Blue 7-2-2, worm gear 7-2-3, worm gear wheel disk 7-2-4 and worm screw, the worm bearing 7-2-1 are connected with fixed arm 7-4, described
Fixed installation flange 7-2-2 is connected with fence 7-1, and the worm gear 7-2-3 is sleeved on the outside of worm bearing 7-2-1, the worm gear
Rotation dish 7-2-4 is arranged on worm screw, and the worm and wheel 7-2-3 is engaged, and the fixed installation flange 7-2-2 is sleeved on
On the outside of worm bearing 7-2-1.
Platform turns round specific embodiment：As worm bearing 7-2-1 is connected with fixed arm 7-4, flange is fixedly mounted
7-2-2 is connected with fence 7-1, realizes that worm gear 7-2-3 is mutually turned with worm bearing 7-2-1 by manipulating worm gear wheel disk 7-2-4
It is dynamic, so as to realize that platform is turned round.
Refering to shown in Fig. 3, Fig. 5, the levelling device includes leveling cyclinder 7-3, manual pump 7-7 and speed governing cut-off valve group 7-
8, the power end of the leveling cyclinder 7-3 is connected with fence 7-1, and the manual pump 7-7 and speed governing cut-off valve group 7-8 are arranged at and enclose
In hurdle 7-1, and the manual pump 7-7 is ended valve group 7-8 by speed governing and is connected with leveling cyclinder 7-3.Manually handss of pump 7-7
Shake stick, leveling cyclinder 7-3 and speed governing cut-off valve group 7-8, it is ensured that the fence 7-1 moment processes horizontality；And leveling cyclinder
7-3 carries out leveling and prevents impact to platform device for high-altitude operation 7, plays deceleration and bestirs oneself use.
The principle of leveling is：It is that, in the form of first motion leveling is combined with active leveling, passive leveling is adjusted using center of gravity
It is flat, that is, ensure platform device for high-altitude operation and operator's gross weight center of gravity on worm bearing 7-2-1 axis when designing as far as possible.
When this equipment needs to carry out when work high above the ground is carried out telescopic arm elongation and flexible luffing, during because being made up because of angle change immediately
Platform passes through center of gravity automatic leveling；Active leveling when overweight due to platform bearer weight, that is, occur platform not level when, pass through
Manual pump 7-7 sticks are manipulated, pump pressure oil is acted on leveling cyclinder 7-3, manual pump is constantly manipulated to plateau levels.
Wherein the built-in throttle grverning valve of leveling cut-off valve group 7-8 and stop valve, when high-altitude construction operation is carried out, are adjusted by adjusting throttling
Fast valve realizes the buffering effect of oil cylinder and stage apparatus, by the switch for adjusting stop valve, realizes the rigidity and flexible connection of platform
The selection for connecing, you can when high-altitude construction operation is carried out, by active leveling to stage apparatus level, then stop valve pass
On, it is ensured that stage apparatus level during job state.
In the present invention, the platform coupling arrangement includes fixed arm 7-4, pull bar 7-5 and lever arm 7-6, the fixation
One end of arm 7-4 is rotated with fence 7-1 and is connected, and the other end is connected with lever arm 7-6 by multiple latch 7-9, the lever arm
7-6 is also connected with the head of telescopic boom arm 6, and the pull bar 7-5 is connected with the middle part of fixed arm 7-4.Using fixed arm 7-
4th, lever arm 7-6 and multiple latch 7-9 designs, by the different plug positions of latch, it is ensured that platform device for high-altitude operation 7 is transported
State size is more compact.Five platform movable pulley 7-10 are installed in 7 bottom of platform device for high-altitude operation (bottom of fence 7-1), real
The passage on existing ground, it is convenient, flexible.
In structure, fixed arm 7-4 connections worm bearing 7-2-1, lever arm 7-6 are coupled by inserting with arm 6,
The installation form combined with lever arm using fixed arm, while adjustable connection pull bar and latch locking mechanism, it is ensured that install
Simply, conveniently, it is reliable；The operation height of platform can be increased simultaneously using lever arm form, while adopting the removable stacked of latch
Lever arm, reduces the transportation clearance of whole stage apparatus.
The platform device for high-altitude operation 7 is realized certainly by the design optimization of structure design, weight distribution and connection hinge
Reset flat, the parts such as arm pipeline, support chain, bracket and leveling valve group are installed additional without the need for such as traditional aerial work platform and adjusted
It is flat, design more simple and reliable.
The advantage of telescopic arm crawler type aerial work platform of the present invention is：Both can be lifted as crane, and
Work high above the ground can be carried out as aerial work platform, realize completely a tractor serves several purposes, at present both at home and abroad without this complete machine
Multiplex product, has filled up blank both domestic and external；Due to the aerial work platform installed additional using telescopic arm crawler crane, load is hung
Ability is strong, and as aerial work platform, is only equivalent to the zero load of crane, the operation amplitude of its aerial work platform and height
Compare traditional aerial work platform more superior；Walked using caterpillar chassis, it is different according to tonnage, adjustment may be selected and carries out
Width between band, more adapts to severe work condition environment, and cross-country ability is strong, good stability；Using can be used for crane heavy duty lifting
Telescopic hoist boom, its amount of deflection, intensity, rigidity are strong, and work high above the ground is more stable；Using passive leveling and the independent manual pump liquid of conducting oneself with dignity
Pressure system active leveling, need not adapter wiring, it is simple and reliable, it is easy to operate；All-hydraulic electric proportional control, install additional wireless remote control with
The whole motor-driven work of independent manipulation is whipped in manual function choosing, realizes the dual operation of crane hanging component and aerial work platform work high above the ground,
Whole machine is more superior to adaptability and handling.
In the present invention, the platform device for high-altitude operation 7 also may be selected current self-propelled aloft working platform device, its
Platform erection carries out active leveling using the parts such as arm pipeline, support chain, bracket and electric ratio leveling valve group are installed additional, its platform
Revolution carries out platform revolution using hydraulic rotary motor.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention not by above-described embodiment
Limit, other any spirit without departing from the present invention and the change, modification, replacement made under principle, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (4)
1. a kind of telescopic arm crawler type aerial work platform, it is characterised in that：Including telescopic arm crawler crane, platform connection
Device and platform device for high-altitude operation (7), the telescopic arm crawler crane include telescopic arm crawler crane body and
Telescopic boom arm (6) on telescopic arm crawler crane body, the platform device for high-altitude operation (7) is by platform
Coupling arrangement is connected with the head of telescopic boom arm (6)；
The telescopic arm crawler crane body includes crawler body assembly (1), slew gear (2), turret assembly (3), change
Width mechanism (4), major-minor winding plant (5), dynamical system (8), hydraulic system (9), electric-control system (10), Weighting system (11) and
Driver's cabin (14), the turret assembly (3) by slew gear (2) on crawler body assembly (1), the jib lubbing mechanism
(4) it is arranged between turret assembly (3) and telescopic boom arm (6), the major-minor winding plant (5), dynamical system (8), liquid
Pressure system (9), electric-control system (10), Weighting system (11) and driver's cabin (14) are arranged on turret assembly (3)；
The platform device for high-altitude operation (7) includes fence (7-1), worm and gear slew gear (7-2) and levelling device, described
Fence (7-1) is connected with the head of telescopic boom arm (6) by platform coupling arrangement, and the levelling device is located at fence (7-
1) in；
The levelling device includes leveling cyclinder (7-3), manual pump (7-7) and speed governing cut-off valve group (7-8), the leveling cyclinder
(7-3) power end is connected with fence (7-1), and the manual pump (7-7) and speed governing cut-off valve group (7-8) are arranged at fence (7-
1) in, and the manual pump (7-7) is ended valve group (7-8) by speed governing and is connected with leveling cyclinder (7-3)；
The platform coupling arrangement includes fixed arm (7-4), pull bar (7-5) and lever arm (7-6), the fixed arm (7-4)
One end is rotated with fence (7-1) and is connected, and the other end is connected with lever arm (7-6) by multiple latches (7-9), the lever arm
(7-6) also it is connected with the head of telescopic boom arm (6), the pull bar (7-5) is connected with the middle part of fixed arm (7-4)；
The worm and gear slew gear (7-2) includes worm bearing (7-2-1), fixed installation flange (7-2-2), worm gear (7-
2-3), worm gear wheel disk (7-2-4) and worm screw, the worm bearing (7-2-1) are connected with fixed arm (7-4), the fixed peace
Dress flange (7-2-2) is connected with fence (7-1), and the worm gear (7-2-3) is sleeved on the outside of worm bearing (7-2-1), the snail
On worm screw, the worm and wheel (7-2-3) is engaged wheel rotation dish (7-2-4), the fixed installation flange (7-2-
2) it is sleeved on the outside of worm bearing (7-2-1).
2. telescopic arm crawler type aerial work platform according to claim 1, it is characterised in that：The fence (7-1)
Bottom is additionally provided with multiple platform movable pulleys (7-10).
3. telescopic arm crawler type aerial work platform according to claim 1, it is characterised in that：The aerial work platform
Pendulum auxiliary (12) is additionally provided with device (7).
4. telescopic arm crawler type aerial work platform according to claim 1, it is characterised in that：The telescopic arm crawler type
Wireless remote controller (13) is also equipped with crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510184433.1A CN104891396B (en) | 2015-04-18 | 2015-04-18 | Telescopic arm crawler type aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510184433.1A CN104891396B (en) | 2015-04-18 | 2015-04-18 | Telescopic arm crawler type aerial work platform |
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| Publication Number | Publication Date |
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| CN104891396A CN104891396A (en) | 2015-09-09 |
| CN104891396B true CN104891396B (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510184433.1A Expired - Fee Related CN104891396B (en) | 2015-04-18 | 2015-04-18 | Telescopic arm crawler type aerial work platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105706634B (en) * | 2016-02-01 | 2017-10-27 | 中南林业科技大学 | Crawler-type lifting working machine and its picking method for manually plucking camellia oleifera fruit |
| CN109635229A (en) * | 2018-12-07 | 2019-04-16 | 朱浩 | A kind of telescopic arm forklift truck counterweight calculation method |
| CN110104509A (en) * | 2019-01-28 | 2019-08-09 | 中国船舶重工集团公司第七一五研究所 | A kind of flexible draw off gear of entirety flat push type luffing |
| CN111422794A (en) * | 2020-04-14 | 2020-07-17 | 大唐环境产业集团股份有限公司 | Wireless control overhauls hoisting accessory based on 2.4G |
| CN111573575B (en) * | 2020-05-22 | 2020-12-22 | 湖南汉坤实业有限公司 | Mechanical construction platform |
| CN113173539A (en) * | 2021-05-24 | 2021-07-27 | 苏州贝曼重工有限公司 | Telescopic boom crawler-type aerial work platform |
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| CN201908946U (en) * | 2010-06-02 | 2011-07-27 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Slewing bearing mechanism of worm wheel and worm gear |
| CN201962004U (en) * | 2011-04-06 | 2011-09-07 | 徐州徐工随车起重机有限公司 | Rotating device for small-tonnage lorry-mounted crane |
| CN203922653U (en) * | 2014-05-30 | 2014-11-05 | 贝特（杭州）工业机械有限公司 | A kind of self-propelled self-level(l)ing high-altitude operation platform |
| CN104512843A (en) * | 2014-12-28 | 2015-04-15 | 浙江鼎力机械股份有限公司 | Working platform of bridge type working platform |
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| CN104891396A (en) | 2015-09-09 |
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