CN108099980A - A kind of double-decked platform multifunctional trolley - Google Patents

A kind of double-decked platform multifunctional trolley Download PDF

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Publication number
CN108099980A
CN108099980A CN201711350134.6A CN201711350134A CN108099980A CN 108099980 A CN108099980 A CN 108099980A CN 201711350134 A CN201711350134 A CN 201711350134A CN 108099980 A CN108099980 A CN 108099980A
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CN
China
Prior art keywords
platform
underlying
underlying platform
fixed frame
expansion bracket
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CN201711350134.6A
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Chinese (zh)
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CN108099980B (en
Inventor
王晓军
陆君
秦钱
吴逸凡
潘卫华
杨辉
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常州工学院
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Priority to CN201711350134.6A priority Critical patent/CN108099980B/en
Publication of CN108099980A publication Critical patent/CN108099980A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B3/00Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
    • B62B3/02Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00Accessories or details specially adapted for hand carts
    • 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
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/065Scissor linkages, i.e. X-configuration
    • 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
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

Abstract

The invention discloses a kind of double-decked platform multifunctional trolleys, belong to handbarrow field.The trolley of the present invention, including upper platform, underlying platform and pushing hands, pushing hands is fixed on the rear portion of underlying platform, and upper platform is installed on the surface of underlying platform by scissors-type lifting, and upper strata locking gas spring is additionally provided in scissors-type lifting;Underlying platform includes the underlying platform fixed frame of expansion fit and underlying platform expansion bracket, the rear portion of underlying platform fixed frame and the forepart of underlying platform expansion bracket are equipped with idler wheel, the bottom for being equipped with that underlying platform expansion bracket elasticity is kept to stretch out between underlying platform fixed frame and underlying platform expansion bracket stretches gas spring, and the rear portion of underlying platform fixed frame is equipped with the linkage mechanism that underlying platform expansion bracket is driven to retract.The trolley of the present invention can realize the flexible use of double-decked platform;The delivered payload capability of Double-layer trolley is not only increased, and it is flexible and convenient to use, and operation is simpler.

Description

A kind of double-decked platform multifunctional trolley

Technical field

The present invention relates to a kind of trolley, more specifically to a kind of double-decked platform multifunctional trolley.

Background technology

Now, the product design of many simple functions can not meet the growing life requirement of people on the market, Many product functions are single, do not innovate, these products only can allow people to feel waste of resource, and occupied space sinks money, and allows People feels very chicken ribs, and various inconveniences are brought to people’s lives and work.Multifunctional design is exactly in the single product of function On the basis of add some there is practical value, but in present market, there are many multifunctional product, there is no actual Practical value, be exactly that production is designed for function completely, also some multifunctional products do not join completely between function System, and generate the waste of function.

Trolley is the carrying vehicle for being pushed away, being drawn with manpower, is used till today as indispensable handbarrow.Traditional Trolley function is single, and loading space is small, thing it is also few.As trolley material carries the continuous development of technology, hand Cart also develops to multifunction direction.Such as China Patent No. ZL201520317428.9, authorized announcement date is in September, 2015 30, invention and created name was:A kind of multifunction folding luggage truck, this application are related to a kind of multifunction folding luggage Vehicle, including expansion bracket, vertical bracket, front rack, intermediate bracket, tail-bracket, locating rod, seat board, wheel, expansion bracket one end is inserted In vertical bracket bar supported on both sides, can be slided along supporting rod, the L-type connecting plate that vertical bracket is welded by supporting rod both sides with Front rack one end is hinged, and front rack is identical with tail-bracket structure, is symmetrically articulated with intermediate bracket both ends, and wheel passes through gusseted Plate and axletree are connected with front rack and tail-bracket.The luggage truck of this application has certain adaptability to contained cargo, can It according to the size, shape or weight of contained cargo, is deformed into trolley or hand buggy uses, can also goods midway dragged to be deformed into Seat sits on rest for people and is used, vdiverse in function.But the luggage truck of this application, still using traditional trolley Structure type, delivered payload capability is limited, the deformation between trolley, hand buggy and seat be also only through fold realize, It is only capable of realizing a kind of specific function under a certain state, each function can not also generate contact, inconvenient for use, operating difficulties.

The content of the invention

1. technical problems to be solved by the inivention

It is an object of the invention to existing trolley is overcome to provide one kind there are the deficiencies of function is single, delivered payload capability is poor Double-decked platform multifunctional trolley, technical solution using the present invention, trolley have upper and lower two layers of platform, and upper platform Can elevating movement be controlled by scissors-type lifting and upper platform locking gas spring, so as to realize the spirit of double-decked platform It is living to use;Underlying platform has the underlying platform expansion bracket that can be stretched, and underlying platform expansion bracket passes through linkage mechanism and bottom Layer platform gas spring of stretching can control underlying platform expansion bracket to extend and retract freely, not only increase the dress of Double-layer trolley Loading capability, and it is flexible and convenient to use, and operation is simpler.

2. technical solution

In order to achieve the above objectives, technical solution provided by the invention is:

A kind of double-decked platform multifunctional trolley of the present invention, including upper platform, underlying platform and pushing hands, described pushes away Hand is fixed on the rear portion of underlying platform, and the upper platform is installed on the surface of underlying platform by scissors-type lifting, Upper platform locking gas spring is additionally provided in the scissors-type lifting;The underlying platform includes underlying platform fixed frame With underlying platform expansion bracket, the underlying platform fixed frame and underlying platform expansion bracket expansion fit, and underlying platform is fixed The rear portion of frame and the forepart of underlying platform expansion bracket are equipped with idler wheel, the underlying platform fixed frame and underlying platform expansion bracket Between be additionally provided with to keep underlying platform expansion bracket elasticity to stretch out underlying platform stretch gas spring, the underlying platform is consolidated The rear portion for determining frame is additionally provided with the linkage mechanism that underlying platform expansion bracket is driven to retract.

Further, the linkage mechanism includes lift slide, lift actuator and pulley blocks, and the lifting is slided Seat is slidably mounted on by guide rail in the vertical arm of pushing hands, and the lift actuator is arranged on underlying platform fixed frame and is slided with lifting Between seat, for lift slide to be driven to move up and down, the pulley in the pulley blocks is respectively arranged in underlying platform fixed frame Between lift slide, traction rope one end in pulley blocks is connected to underlying platform expansion bracket front end, and the other end is successively around cunning It is connected to after wheel on underlying platform fixed frame or lift slide;The lift actuator drives lift slide to rise and make bottom Traction rope length between platform fixed frame and lift slide increases and underlying platform expansion bracket is pulled to retract.

Further, the pulley blocks are respectively provided with one group in the both sides of trolley, set in every group of pulley blocks there are four Pulley, two of which pulley are installed on lift slide, other two pulley is installed on underlying platform fixed frame, and described leads One end of messenger is connected on underlying platform fixed frame, the other end successively up and down around after aforementioned four pulley with bottom Platform expansion bracket front end is connected.

Further, the upper platform includes upper platform expansion bracket, flexible slide and upper platform fixed frame, The upper platform fixed frame is installed on the top of scissors-type lifting, and the upper platform expansion bracket passes through the slide that stretches It is installed on upper platform fixed frame.

Further, the scissors-type lifting includes two groups of X-shaped support units being arranged in parallel, every group " X " Shape support unit includes first support bar, second support bar, lower guideway and upper rail, and the lower guideway is installed on bottom and puts down On platform fixed frame, and on lower guideway cooperation sliding block is installed, the upper rail is installed on upper platform fixed frame, and on lead Cooperation is equipped with sliding block on rail, and the first support bar and second support bar are hingedly X-shaped structure, the described first support The lower end of bar is hinged on the sliding block on lower guideway, and upper end is hinged on upper platform fixed frame, the second support bar Upper end is hinged on the sliding block on upper rail, and lower end is hinged on underlying platform fixed frame.

Further, one of the first support bar and second support bar have spaced Double layer Bar group to be intermediate, Another one is sandwiched in the interval of Double layer Bar group.

Further, the lift actuator is pedal lifting hydraulic pump.

Further, the upper platform locking gas spring and underlying platform gas spring of stretching are controllable gas bullet Spring.

3. advantageous effect

Using technical solution provided by the invention, compared with existing known technology, there is following remarkable result:

(1) a kind of double-decked platform multifunctional trolley of the invention, trolley have upper and lower two layers of platform, and upper strata Platform can control elevating movement by scissors-type lifting and upper platform locking gas spring, so as to realize double-decked platform Flexible use;Underlying platform has the underlying platform expansion bracket that can be stretched, and underlying platform expansion bracket passes through linkage mechanism And underlying platform gas spring of stretching can control underlying platform expansion bracket to extend and retract freely, not only increase Double-layer trolley Delivered payload capability, and orthofunction is unified, and flexible and convenient to use, operation is simpler, improves work efficiency, can save The substantial amounts of working time;

(2) a kind of double-decked platform multifunctional trolley of the invention, linkage mechanism by lift slide, lift actuator and Pulley blocks form, and lift actuator drives lift slide to rise and make the traction rope between underlying platform fixed frame and lift slide Length increases and underlying platform expansion bracket is pulled to retract, and the structure of the linkage mechanism is simple, and it is convenient to set, and cost is relatively low, and steady Fixed reliable, operation is flexibly convenient;

(3) a kind of double-decked platform multifunctional trolley of the invention, pulley blocks are respectively provided with one group in the both sides of trolley, It is set in every group of pulley blocks there are four pulley, two of which pulley is installed on lift slide, other two pulley is installed on bottom On platform fixed frame, one end of traction rope is connected on underlying platform fixed frame, and the other end is successively up and down around above-mentioned It is connected after four pulleys with underlying platform expansion bracket, adds traction rope between lift slide and underlying platform fixed frame Winding times make the lifting travel of lift slide, in multiple proportion, meet lifting with the flexible stroke of underlying platform expansion bracket The collapsing length relation of slide adjustable height and underlying platform expansion bracket, design are rationally ingenious;

(4) a kind of double-decked platform multifunctional trolley of the invention, upper platform include upper platform expansion bracket, stretch Slide and upper platform fixed frame, upper platform fixed frame are installed on the top of scissors-type lifting, and upper platform expansion bracket leads to It crosses flexible slide to be installed on upper platform fixed frame, further improves the delivered payload capability of upper platform;

(5) a kind of double-decked platform multifunctional trolley of the invention, what scissors-type lifting was arranged in parallel using two groups X-shaped support unit forms, and lifting structure is more stablized, and bearing capacity is big, meets the load-bearing requirements of upper platform;Also, it cuts Formula elevating mechanism is not take up the storage space of underlying platform, does not influence the normal load of underlying platform, and using upper platform Locking gas spring controls the lifting action of scissors-type lifting, and flexible and convenient operation is reasonable in design ingenious;

(6) a kind of double-decked platform multifunctional trolley of the invention, during one of first support bar and second support bar are Between have spaced Double layer Bar group, another one is sandwiched in the interval of Double layer Bar group, using the width of the X-shaped support unit of the structure Spend it is small, it is compact-sized so that the space availability ratio of underlying platform maximizes;

(7) a kind of double-decked platform multifunctional trolley of the invention, lift actuator are pedal lifting hydraulic pump, are used Pedal lifting hydraulic pump is as lifting drive source, and lifting is steady reliable, and bearing capacity is strong, and the operation of pedal lifting hydraulic pump is flexibly square Just, it is easy to use;Upper platform locking gas spring and underlying platform gas spring of stretching are controllable gas spring, the controllable gas spring It can stop at an arbitrary position, and with enough coupling mechanism forces, ensure that the structural stability of mechanism.

Description of the drawings

Fig. 1 is a kind of structure diagram of an angle of double-decked platform multifunctional trolley of the present invention;

Fig. 2 is a kind of structure diagram of another angle of double-decked platform multifunctional trolley of the present invention;

Fig. 3 is the structure diagram of the scissors-type lifting in the present invention.

Label declaration in schematic diagram:

1st, pushing hands;2nd, guide rail;3rd, lift slide;4th, lift actuator;5th, upper platform locking gas spring;6th, scissor lift Mechanism;6-1, first support bar;6-2, second support bar;6-3, lower guideway;6-4, upper rail;7th, underlying platform fixed frame;8、 Underlying platform expansion bracket;9th, pulley blocks;10th, idler wheel;11st, underlying platform stretches gas spring;12nd, upper platform expansion bracket;13rd, stretch Contracting slide;14th, upper platform fixed frame.

Specific embodiment

To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.

Embodiment

With reference to shown in Fig. 1 and Fig. 2, a kind of double-decked platform multifunctional trolley of the present embodiment, including upper platform, bottom Platform and pushing hands 1, pushing hands 1 are fixed on the rear portion of underlying platform, and for pushing or pull on entire trolley movement, upper platform leads to The surface that scissors-type lifting 6 is installed on underlying platform is crossed, upper platform locking gas spring is additionally provided in scissors-type lifting 6 5, the adjustable height of the i.e. controllable scissors-type lifting 6 of length by controlling upper platform locking gas spring 5, on controlling The height of layer platform, can use as double-decked platform when scissors-type lifting 6 drives upper platform to rise, increases trolley Cargo dead-weight, and upper platform can also be used as seat, can be used only when scissors-type lifting 6 drives upper platform to decline Upper platform is used as the use of individual layer platform, facilitates cargo stacking;Underlying platform includes underlying platform fixed frame 7 and underlying platform Expansion bracket 8,8 expansion fit of underlying platform fixed frame 7 and underlying platform expansion bracket, and the rear portion and bottom of underlying platform fixed frame 7 The forepart of layer platform expansion bracket 8 is equipped with idler wheel 10, and use is additionally provided between underlying platform fixed frame 7 and underlying platform expansion bracket 8 In the underlying platform that the elasticity of underlying platform expansion bracket 8 is stretched out is kept to stretch gas spring 11, the rear portion of underlying platform fixed frame 7 is also set It is useful for the linkage mechanism that underlying platform expansion bracket 8 is driven to retract, underlying platform gas spring 11 of stretching can stretch underlying platform Contracting frame 8 is located on desired position, and linkage mechanism can drive 8 stretching motion of bottom podium level expansion bracket.Using the above structure, The delivered payload capability of Double-layer trolley is not only increased, and orthofunction is unified, and flexible and convenient to use, operation is simpler, carries High work efficiency, can save the substantial amounts of working time.In addition, in upper platform as seat in use, outwardly directed Underlying platform expansion bracket 8 can support the foot of user, other people is facilitated to carry out, and is very suitable for the luggage such as airport, station and transports use, Greatly alleviate the fatigue of the long-distance passenger to hurry back and forth.

Shown in hookup 1 and Fig. 2, the linkage mechanism in the present embodiment includes lift slide 3, lift actuator 4 and pulley Group 9, lift slide 3 is slidably mounted on by guide rail 2 in the vertical arm of pushing hands 1, and lift actuator 4 is arranged on underlying platform fixed frame Between 7 and lift slide 3, for lift slide 3 to be driven to move up and down, the pulley in pulley blocks 9 is respectively arranged in underlying platform Between fixed frame 7 and lift slide 3, traction rope one end in pulley blocks 9 is connected on underlying platform expansion bracket 8, the other end according to It is secondary around being connected on underlying platform fixed frame 7 or lift slide 3 after pulley;Lift actuator 4 drive lift slide 3 rise and The traction rope length between underlying platform fixed frame 7 and lift slide 3 is made to increase and underlying platform expansion bracket 8 is pulled to retract.It should The structure of linkage mechanism is simple, and it is convenient to set, and cost is relatively low, and reliable and stable, and operation is flexibly convenient.Above-mentioned pulley blocks 9 exist The both sides of trolley are respectively provided with one group, are set in every group of pulley blocks 9 there are four pulley, two of which pulley is installed on lift slide 3 On, other two pulley is installed on underlying platform fixed frame 7, and one end of traction rope is connected on underlying platform fixed frame 7, separately One end is connected after bypassing aforementioned four pulley up and down successively with 8 front end of underlying platform expansion bracket.Using multigroup pulley The mode of reciprocal coiling, adds winding times of the traction rope between lift slide 3 and underlying platform fixed frame 7, makes lifting The lifting travel of slide 3, in multiple proportion, meets 3 adjustable height of lift slide with the flexible stroke of underlying platform expansion bracket 7 With the collapsing length relation of underlying platform expansion bracket 7, lift slide 3, which lifts one section of small distance, can make underlying platform expansion bracket 8 A flexible long distance, design is rationally ingenious, and set it is simple and convenient, it is reliable and stable.

As depicted in figs. 1 and 2, the upper platform in the present embodiment includes upper platform expansion bracket 12,13 and of flexible slide Upper platform fixed frame 14, upper platform fixed frame 14 are installed on the top of scissors-type lifting 6, and upper platform expansion bracket 12 is logical Flexible slide 13 is crossed to be installed on upper platform fixed frame 14.Flexible slide 13 is using heavy drawer sliding rail, such as commercially available steel ball Formula slide, the slide is cheap, simple in structure, and outreach is long, has preferable bearing capacity, meets upper platform and stretch The loading requirement of contracting frame 12, while effectively increase cargo area.Using telescopic upper platform structure, further improve The delivered payload capability of upper platform, and can store without occupied space when not in use.In the present embodiment, above-mentioned lifting Driver 4 uses pedal lifting hydraulic pump, which is commercially available chair used during beauty-care (or hair dressers chair) dedicated hydraulic liter Oil pump drops, and the foot pumped by hydraulic lifting steps on thick stick to control its elevating movement, during operation, is stretched out by gently stepping on foot and stepping on thick stick and realize, Foot is stepped on again step on thick stick and realize withdraw, using pedal lifting hydraulic pump as lifting drive source, lifting is steadily reliable, and bearing capacity is strong, and Raise-lower hydraulic pumps flexible and convenient operation, easy to use;Upper platform locking gas spring 5 and underlying platform gas spring 11 of stretching are adopted With controllable gas spring, which can stop at an arbitrary position, and with enough coupling mechanism forces, ensure that the knot of mechanism Structure stability.

As shown in figure 3, in the present embodiment, scissors-type lifting 6 includes two groups of X-shaped support units being arranged in parallel, Every group of X-shaped support unit include first support bar 6-1, second support bar 6-2, lower guideway 6-3 and upper rail 6-4, under lead Rail 6-3 is installed on underlying platform fixed frame 7, and cooperation is equipped with sliding block on lower guideway 6-3, and upper rail 6-4 is installed on upper strata On platform fixed frame 14, and cooperation is equipped with sliding block on upper rail 6-4, and first support bar 6-1 and second support bar 6-2 are hingedly X-shaped structure, the lower end of first support bar 6-1 are hinged on the sliding block on lower guideway 6-3, and upper end is hinged on upper platform and fixes On frame 14, the upper end of second support bar 6-2 is hinged on the sliding block on upper rail 6-4, and lower end is hinged on underlying platform fixed frame 7 On.Scissors-type lifting 6 is more stablized using the two groups of X-shaped support unit being arranged in parallel compositions, lifting structure, bearing capacity Greatly, the load-bearing requirements of upper platform are met;Also, scissors-type lifting 6 is not take up the storage space of underlying platform, does not influence The normal load of underlying platform, and the lifting action of scissors-type lifting 6 is controlled using upper platform locking gas spring 5, Flexible and convenient operation is reasonable in design ingenious.In addition, during one of above-mentioned first support bar 6-1 and second support bar 6-2 is Between have spaced Double layer Bar group, another one is sandwiched in the interval of Double layer Bar group, using the width of the X-shaped support unit of the structure Spend it is small, it is compact-sized so that the space availability ratio of underlying platform maximizes.

A kind of double-decked platform multifunctional trolley of the present embodiment, idler wheel 10 on underlying platform is using having auto-lock function Universal wheel, it is mobile get up it is very convenient flexibly, it is only necessary to gently step on the self-lock switch above wheel, it is possible to by wheel Locking, if unlocking, only need to gently lift platelet can unlock wheel.When in use, underlying platform is opened to stretch The control handle of contracting gas spring 11, the underlying platform expansion bracket 8 of underlying platform under the action of underlying platform stretches gas spring 11 to It overhangs, extension elongation can be controlled by underlying platform gas spring 11 of stretching as needed;Underlying platform is opened to stretch gas bullet The control handle of spring 11, while the control pedal of lift actuator 4 is stepped on, lift actuator 4 jacks up upwards, in band running block 9 Traction rope tense, traction rope pulls underlying platform expansion bracket 8 to retract;Press the hand of the upper platform locking gas spring 5 of both sides Then handle lifts or depresses upper platform, upper platform can be controlled to stop in arbitrary height by upper platform locking gas spring 5 Only, so as to adjusting the height of upper platform;The upper platform expansion bracket 12 of upper platform can be drawn out, to increase upper platform Loaded length.

A kind of double-decked platform multifunctional trolley of the present invention, trolley have upper and lower two layers of platform, and upper platform Can elevating movement be controlled by scissors-type lifting and upper platform locking gas spring, so as to realize the spirit of double-decked platform It is living to use;Underlying platform has the bottom expansion bracket that can be stretched, and underlying platform expansion bracket is put down by linkage mechanism and bottom Platform gas spring of stretching can control underlying platform expansion bracket to extend and retract freely, not only increase the loading energy of Double-layer trolley Power, and it is flexible and convenient to use, and operation is simpler.

Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in attached drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this field Art personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical solution Similar frame mode and embodiment, are within the scope of protection of the invention.

Claims (8)

1. a kind of double-decked platform multifunctional trolley, including upper platform, underlying platform and pushing hands (1), it is characterised in that:It is described Pushing hands (1) be fixed on the rear portion of underlying platform, the upper platform is installed on underlying platform by scissors-type lifting (6) Surface, be additionally provided with upper platform locking gas spring (5) in the scissors-type lifting (6);The underlying platform bag Underlying platform fixed frame (7) and underlying platform expansion bracket (8) are included, the underlying platform fixed frame (7) and underlying platform stretch Frame (8) expansion fit, and the rear portion of underlying platform fixed frame (7) and the forepart of underlying platform expansion bracket (8) are equipped with idler wheel (10), between the underlying platform fixed frame (7) and underlying platform expansion bracket (8) it is additionally provided with that underlying platform is kept to stretch The underlying platform that frame (8) elasticity is stretched out stretches gas spring (11), and the rear portion of the underlying platform fixed frame (7), which is additionally provided with, to be used for The linkage mechanism that underlying platform expansion bracket (8) is driven to retract.
2. a kind of double-decked platform multifunctional trolley according to claim 1, it is characterised in that:The linkage mechanism bag Lift slide (3), lift actuator (4) and pulley blocks (9) are included, the lift slide (3) is slidably mounted on by guide rail (2) In the vertical arm of pushing hands (1), the lift actuator (4) is arranged between underlying platform fixed frame (7) and lift slide (3), For lift slide (3) to be driven to move up and down, the pulley in the pulley blocks (9) is respectively arranged in underlying platform fixed frame (7) between lift slide (3), traction rope one end in pulley blocks (9) is connected to underlying platform expansion bracket (8) front end, another End is connected to after bypassing pulley successively on underlying platform fixed frame (7) or lift slide (3);Described lift actuator (4) band Dynamic lift slide (3) rises and the traction rope length between underlying platform fixed frame (7) and lift slide (3) is made to increase and pull Underlying platform expansion bracket (8) is retracted.
3. a kind of double-decked platform multifunctional trolley according to claim 2, it is characterised in that:The pulley blocks (9) One group is respectively provided in the both sides of trolley, is set in every group of pulley blocks (9) there are four pulley, two of which pulley is installed on lifting and slides On seat (3), other two pulley is installed on underlying platform fixed frame (7), and one end of the traction rope is connected to bottom and puts down On platform fixed frame (7), the other end successively up and down around after aforementioned four pulley with underlying platform expansion bracket (8) front end phase Connection.
4. a kind of double-decked platform multifunctional trolley according to claim 1 or 2 or 3, it is characterised in that:The upper strata Platform includes upper platform expansion bracket (12), flexible slide (13) and upper platform fixed frame (14), the upper platform and consolidates Determine the top that frame (14) is installed on scissors-type lifting (6), the upper platform expansion bracket (12) passes through the slide (13) that stretches It is installed on upper platform fixed frame (14).
5. a kind of double-decked platform multifunctional trolley according to claim 4, it is characterised in that:The shear-type elevator Structure (6) include two groups of X-shaped support units being arranged in parallel, every group of X-shaped support unit include first support bar (6-1), Second support bar (6-2), lower guideway (6-3) and upper rail (6-4), the lower guideway (6-3) are installed on underlying platform and fix On frame (7), and cooperation is equipped with sliding block on lower guideway (6-3), and the upper rail (6-4) is installed on upper platform fixed frame (14) on, and cooperation is equipped with sliding block, the first support bar (6-1) and second support bar (6-2) hinge on upper rail (6-4) X-shaped structure is connected in, the lower end of the first support bar (6-1) is hinged on the sliding block on lower guideway (6-3), and upper end is hinged On upper platform fixed frame (14), the upper end of the second support bar (6-2) is hinged on the sliding block on upper rail (6-4) On, lower end is hinged on underlying platform fixed frame (7).
6. a kind of double-decked platform multifunctional trolley according to claim 5, it is characterised in that:The first support bar One of (6-1) and second support bar (6-2) have spaced Double layer Bar group to be intermediate, and another one is sandwiched in the interval of Double layer Bar group It is interior.
7. a kind of double-decked platform multifunctional trolley according to claim 5, it is characterised in that:The lift actuator (4) it is pedal lifting hydraulic pump.
8. a kind of double-decked platform multifunctional trolley according to claim 7, it is characterised in that:The upper platform lock Only gas spring (5) and underlying platform gas spring (11) of stretching are controllable gas spring.
CN201711350134.6A 2017-12-15 2017-12-15 Double-deck platform multifunctional trolley CN108099980B (en)

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CN108839685A (en) * 2018-06-22 2018-11-20 滁州宇美塑业有限公司 A kind of portable liftable cart and its application method
CN109057379A (en) * 2018-09-07 2018-12-21 哈尔滨禹洪房地产评估咨询有限公司 A kind of construction high-altitude junk blocking fence
CN109081264A (en) * 2018-09-03 2018-12-25 厦门裕邦智能科技有限公司 A kind of lifting device
CN109160165A (en) * 2018-09-17 2019-01-08 北京建筑大学 A kind of Intelligent Multi layer lift cargo storage device
CN110155139A (en) * 2019-05-24 2019-08-23 北京苏稻食品工业有限公司 A kind of automatic discharging vehicle
CN110859385A (en) * 2019-12-10 2020-03-06 安徽省天和鞋服有限责任公司 Multifunctional box based on telescopic structure

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