CN205838500U - The scissors lift device of height can be adjusted flexibly - Google Patents

Abstract

The open scissors lift device that height can be adjusted flexibly of this utility model, including chassis, the hoistable platform being located on chassis, it is connected by lifting assembly between described chassis and hoistable platform, described lifting assembly connects the first ball screw, one end of described first ball screw is fixed in hoistable platform, the other end connects after extending hoistable platform several first stud gears, described change-speed gearing is connected by travelling gear lifting rocking bar, described lifting rocking bar is located on the elevating control plate being fixed on hoistable platform, drive and turning member it is additionally provided with on chassis.The equal rocking bar of this lowering or hoisting gear drives the rising or falling of lifting assembly, or makes chassis move by rocking bar or turn to, time saving and energy saving and easy to adjust fast, application is wide, the collapsible compression of lifting assembly simultaneously, conveniently carries and deposits, work efficiency is high, and practicality is good, should be widely promoted.

Description

The scissors lift device of height can be adjusted flexibly

Technical field

This utility model relates to a kind of hoistable platform, is specifically related to be adjusted flexibly the scissors lift device of height.

Background technology

Life often needs to complete a few thing by High Altitude Platform device in producing, particularly the rendering decoration of body of wall Time, workman needs often change the position of platform and the most just can complete work.At present, using High Altitude Platform device is mostly ladder Son, as shown in Figure 6, including platform, the ladder of being located at platform down either side, is arranged to fixed structure or can between ladder and platform Accordion structure, there is following defect in the high-altitude operation platform of this structure: one, the height of stage apparatus be can not adjust, Changeless, it is only applicable to the work of a certain height, does not applies to above or less than this operation highly, range Little, poor practicability, and the height of ladder is the most collapsible, the highest stage apparatus, volume is big, it is difficult to carries and stores up Deposit；Its two, stage apparatus arranges ladder in both sides, and bottom is not provided with the parts that can move on the horizontal level, the most more Change horizontal level when being operated, need the position getting off to carry out again stage apparatus from platform to move, bother and lose time, Thus inefficiency.

Utility model content

For prior art exist deficiency, this utility model provide a kind of can flexible height scissors lift dress Putting, this device drives rising or falling of lifting assembly by rocking bar, height is adjusted flexibly, it is adaptable to the operation of differing heights, Range is wide, collapsible simultaneously, conveniently carries and deposits, and practicality is good.

In order to achieve the above object, the technical scheme that this utility model is taked:

The scissors lift device of height can be adjusted flexibly, including chassis, the hoistable platform be located on chassis, described chassis Being connected by scissor lifting assembly with between hoistable platform, described lifting assembly includes being symmetrically set in hoistable platform and chassis Between both sides and setting up and down some groups lifting motion bar groups, be hinged and hinged place between adjacent lifting motion bar group Being provided with lifting carriage, described lifting motion bar group includes two motion bars being hinged into crossbar architectures, and two motion bars are equal Be one end hinged fixing, the other end is hinged fixing by slide block, and two motion bar hinged ends are reversed, described hoistable platform, Lifting carriage, the both sides on chassis are equipped with and can allow the chute of slide block linear slide, are hinged on hoistable platform both sides by slide block Two motion bars between be provided with slide rail, described slide rail is arranged with the first ball screw nut, described first ball screw nut Inside being arranged with the first ball screw being connected with it, one end of described first ball screw is fixed in hoistable platform, separately One end connects after extending hoistable platform several change-speed gearings, and described change-speed gearing is connected by travelling gear has lifting to shake Bar, described lifting rocking bar is located on the elevating control plate being fixed on hoistable platform.

As optimal technical scheme, in order to make lowering or hoisting gear convenient at horizontal plane Omni-mobile, it is not necessary to workman runs up and down Move horizontally, reduce the workload of movement and shorten traveling time, thus being effectively improved work efficiency, described chassis Both sides, one end are provided with between two drives and two drives and are provided with output wheel shaft, and described output wheel shaft is provided with rolling bearing, institute The other end stating chassis is symmetrically arranged on two with two rotatable parts, is provided with synchronising (connecting) rod and both sides, chassis are opened between two rotatable parts Being provided with and can allow the hole slot of termination linear slide of synchronising (connecting) rod, described rotatable parts include the wheel bases being fixed on chassis, Described wheel bases both sides are provided with connecting hole, and two connecting holes connect a cylindrical rotor by straight pin, and this cylindrical rotor side is solid Surely a control disk, described control disk is had to connect deflecting roller by driving member；Described synchronising (connecting) rod is provided with linear slider, institute State linear slider to be socketed on the slide bar of the second ball screw nut, be arranged with in the second ball screw nut and be connected with it The second ball screw, this second ball screw one end is fixed on chassis, the other end extend chassis after connect have the first chain Wheel；It is hingedly fixed in two motion bars of hoistable platform both sides and continuity is hinged on the two ends of all motion bars under this two motion bar Be equipped with between sprocket wheel and adjacent sprocket wheel and connected by chain, then the sprocket wheel of homonymy is zigzag structure distribution, and fixes respectively On hoistable platform, lifting carriage, chassis；It is fixed on hoistable platform side and the sprocket wheel with the first sprocket wheel homonymy passes through to turn To chain connect turn to sprocket wheel, described in turn to sprocket wheel pass through travelling gear connect turn to rocking bar, described in turn to rocking bar to be located at On the course changing control plate being fixed on hoistable platform；The sprocket wheel connection being fixed on hoistable platform opposite side has several gear teeth Wheel, described change-speed gearing is connected by travelling gear has advance and retreat rocking bar, described advance and retreat rocking bar to be located at and be fixed on hoistable platform On advance and retreat panel；Described first sprocket wheel is connected by chain with the sprocket wheel being fixed on chassis homonymy, is fixed on both sides, chassis Connected by power transmission shaft between sprocket wheel, and the sprocket wheel being connected with the first sprocket wheel is hinged on power transmission shaft, another sprocket wheel is fixed on biography On moving axis, the most hinged sprocket wheel can rotate against on power transmission shaft, and described power transmission shaft is provided with the connection being connected with rolling bearing Gear.

Compared with prior art, this utility model has the advantages that

1, by arranging chassis and the lowering or hoisting gear of lifting assembly scissor on it composition, traditional platform device is changed high Spending changeless defect, people just can be adjusted flexibly the height of device on platform, it is adaptable to the work of differing heights, application Scope is wide, practicality good, and enters regulation height by hand lifting rocking bar, convenient and swift, lifting assembly collapsible simultaneously, Changing traditional bulky defect, conveniently carry and deposit, practicality is good.

2, by sprocket wheel and the transmission of the second ball screw, rotatable parts obtain power and carry out angular transition, pass through sprocket wheel With the transmission of power transmission shaft, drive obtains power and moves, thus realize chassis in the horizontal plane can Omni-mobile, it is not necessary to from High Altitude Platform moves after getting off again, laborsaving saves time and convenient and swift, improves work efficiency.

Accompanying drawing explanation

With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings.

Fig. 1 is the front view of this utility model structure；

Fig. 2 is the rearview of this utility model structure；

Fig. 3 is the structure cutaway view of hoistable platform；

Fig. 4 is the structural representation of rotatable parts；

Fig. 5 is the structural representation after this utility model folds；

Fig. 6 is the structural representation of existing stage apparatus；

Drawing reference numeral: 1, chassis, 2, hoistable platform, 3, lifting assembly, 3-1, lifting motion bar group, 3-1-1, motion bar, 3-2, lifting carriage, 3-3, slide block, 3-4, chute, 3-5, slide rail, 3-6, the first ball screw nut, 3-7, the first ball wire Bar, 3-8, elevating control plate, 3-9, lifting rocking bar, 4, rotatable parts, 4-1, wheel bases, 4-2, connecting hole, 4-3, straight pin, 4-4, cylindrical rotor, 4-5, control disk, 4-6, deflecting roller, and 5, synchronising (connecting) rod, 5-1, hole slot, 6, linear slider, the 7, second rolling Ballscrew nut, the 8, second ball screw, the 9, first sprocket wheel, 10, output wheel shaft, 11, sprocket wheel, 11-1, chain, 12, drive, 13, advance and retreat panel, 13-1, advance and retreat rocking bar, 14, turn to chain, 15, turn to sprocket wheel, 16, course changing control plate, 16-1, turn to and shake Bar, 17, power transmission shaft, 18, rolling bearing, 19, connect gear, 20, change-speed gearing.

Detailed description of the invention

Propose this utility model one specific embodiment as depicted in figs. 1 and 2, the scissors lift of height can be adjusted flexibly Device, including chassis 1, is located at the One On The Chassis hoistable platform 2, by scissor liter between described chassis 1 and hoistable platform 2 Part 3 of coming down to a lower group connects, if described lifting assembly 3 includes being symmetrically set in both sides between hoistable platform 2 and chassis 1 and setting up and down Dry group lifting motion bar group 3-1, is hinged between adjacent lifting motion bar group 3-1 and hinged place is provided with lifting carriage 3- 2, described lifting motion bar 3-1 group includes the two motion bar 3-1-1 being hinged into crossbar architectures, the group number of lifting assembly 3 The most rationally can arrange according to the length of concrete operations height combining movement bar, the height being typically operated is higher, lifting The group number of assembly 3 can arrange more, and the height being typically operated is shorter, and the group number of lifting assembly 3 can arrange few one A bit, two motion bar 3-1-1 be all one end hinged fixing, the other end is hinged fixing by slide block 3-3, and two motion bar 3-1-1 hinge Connect end to be reversed, the top of i.e. one motion bar 3-1-1 be hinged fixing, bottom be hinged fixing by slide block 3-3, then another The top of hinged motion bar 3-1-1 is to be hinged fixing by hinged fixing, the other end of slide block 3-3, described hoistable platform 2, Lifting carriage 3-2, the both sides on chassis 1 are equipped with and can allow the chute 3-4 of slide block 3-3 linear slide, are hinged on by slide block 3-3 It is provided with slide rail 3-5 between two motion bar 3-1-1 of hoistable platform 2 both sides, described slide rail 3-5 is arranged with the first ball screw spiral shell Female 3-6, is arranged with the first ball screw 3-7 being connected with it, described first rolling in described first ball screw nut 3-6 One end of ballscrew 3-7 is fixed in hoistable platform 2, the other end connects after extending hoistable platform 2 several change-speed gearings 20, there are lifting rocking bar 3-9, described lifting rocking bar 3-9 to be located at as it is shown on figure 3, described change-speed gearing 20 is connected by travelling gear On the elevating control plate 3-8 being fixed on hoistable platform 2.

The other end both sides on described chassis 1 are provided with between two drives 12 and two drives 12 and are provided with output wheel shaft 10, institute Stating output wheel shaft 10 and be provided with rolling bearing 18, the other end on described chassis 1 is symmetrically arranged on two with two rotatable parts 4, and two rotate It is provided with synchronising (connecting) rod 5 between parts 4 and both sides, chassis 1 offers and can allow the hole slot 5-1 of termination linear slide of synchronising (connecting) rod 5, Described rotatable parts 4 include being fixed on the One On The Chassis wheel bases 4-1, and wheel bases 4-1 of the present embodiment is welded on chassis 1 On, described wheel bases 4-1 both sides are equipped with connecting hole 4-2, two connecting hole 4-2 and connect a cylindrical rotor by straight pin 4-3 4-4, cylindrical rotor 4-4 can rotate around straight pin 4-3, and this cylindrical rotor 4-4 side is fixed with a control disk 4-5, this reality Executing selection control disk 4-5 to be welded on cylindrical rotor 4-4, described control disk 4-5 connects deflecting roller 4-6 by driving member, As shown in Figure 4, the connector of the present embodiment is pin, then control can mutually rotate between disk 4-5 and deflecting roller 4-6；Institute Stating synchronising (connecting) rod 5 and be provided with linear slider 6, described linear slider 6 is socketed on the slide bar of the second ball screw nut 7, and second Being arranged with the second ball screw 8 being connected with it in ball screw nut 7, one end of this second ball screw 8 is fixed on On chassis 1, the other end extend chassis 1 after connect have the first sprocket wheel 9, the axis of described synchronising (connecting) rod 5 and the axle of rotatable parts 4 Line should be in same level, thus synchronising (connecting) rod 5 has transverse movement, and therefore both sides, chassis 1 offer and are available for synchronising (connecting) rod 5 The hole slot 5-1 of termination linear slide；The two motion bar 3-1-1 and the continuity that are hingedly fixed in hoistable platform 2 both sides are hinged on this The two ends of all motion bar 3-1-1 under two motion bar 3-1-1 are equipped with between sprocket wheel 11 and adjacent sprocket wheel 11 passes through chain 11-1 connects, then the sprocket wheel 11 of homonymy in zigzag structure distribution and is separately fixed at hoistable platform 2, lifting carriage 3-2, the end On dish 1；It is fixed on hoistable platform 2 side and with the sprocket wheel 11 of the first same vertical side of sprocket wheel 9 by turning to chain 14 to be connected Turn to sprocket wheel 15, described in turn to sprocket wheel 15 to connect to turn to rocking bar 16-1, described in turn to rocking bar 16-1 to be located to be fixed on lifting On course changing control plate 16 on platform 2；Sprocket wheel 11 connection being fixed on hoistable platform 2 opposite side has several change-speed gearings 20, Described change-speed gearing 20 connected by travelling gear have advance and retreat rocking bar 13-1, described advance and retreat rocking bar 13-1 to be located to be fixed on lifting flat On advance and retreat panel 13 on platform 1；Described first sprocket wheel 9 is connected with the sprocket wheel 11 being fixed on chassis 1 homonymy by chain 11-1, It is fixed between the sprocket wheel 11 of both sides, chassis 1 and is connected by power transmission shaft 17, and the sprocket wheel 11 that is connected with the first sprocket wheel 9 and power transmission shaft 17 hinged, another sprocket wheel 11 is fixing with power transmission shaft 17 to be connected, and the sprocket wheel 11 being hinged on power transmission shaft 17 can relatively rotate, described Power transmission shaft 17 is provided with the connection gear 19 engaged with rolling bearing 18.Shake turns to rocking bar 16-1, by sprocket wheel 11 and first The transmission of sprocket wheel 9 makes rotatable parts 4 obtain power, thus controls chassis 1 and turn to；Shake advance and retreat rocking bar 13-1, passes through The transmission of sprocket wheel 11 and output wheel shaft 10 makes drive 12 obtain power, drives chassis 1 advance or retreat, it is achieved thereby that chassis 1 carries out Omni-mobile in the horizontal plane, it is not necessary to workman runs up and down and moves, time saving and energy saving and easy to adjust fast, Work efficiency is high, and practicality is good.

When this utility model uses: if desired lifting device carries out aloft work, shakes liter the most clockwise or counterclockwise Fall rocking bar 3-8, or lift rocking bar 3-8 clockwise or counterclockwise by other automatic drives, lift rocking bar 3-8 and pass through Travelling gear rotate change-speed gearing 20, make first ball-screw 3-7 rotate, first ball screw nut 3-6 drive slide rail 3-5 from Chute 3-4 one end slides to the other end, drives the motion bar 3-1-1 being hinged on hoistable platform 2 by slide block 3-3 in chute Sliding, another motion bar 3-1-1 does reciprocal rotation, and all lifting motion bar groups 3-1 of lower section also do similar motion, when When slide block 3-3 slides into the end of chute 3-4, hoistable platform 2 rises to extreme higher position, as it is shown in figure 1, if desired folding shrinking When device is carried or deposited, it is also carried out the action that lifting device is similar, when hoistable platform 2 is preferably minimized position, such as Fig. 5 institute Show, lifting assembly 2 collapsible, thus whole lowering or hoisting gear volume is little, conveniently carry and deposit.

If desired horizontal omnidirectional mobile lifting device, lowering or hoisting gear advances or retreats, shaking the most clockwise or counterclockwise Dynamic advance and retreat rocking bar 13-1, or by other automatic drives advance and retreat rocking bar 13-1 clockwise or counterclockwise, thus drive Clockwise or counterclockwise, power passes to connect gear 19 sprocket wheel 11 in Z-shaped row structure distribution by power transmission shaft 17, enters And passing to rolling bearing 18 so that drive 12 obtains power and then drives chassis 1 advance or retreat.Meanwhile, if lifting fills Putting when turning to, shake turns to rocking bar 16-1 the most clockwise or counterclockwise, or clockwise by other automatic drives Or turning to rocking bar 16-1 counterclockwise, clockwise or counterclockwise, the One On The Chassis sprocket wheel 11 drives first to band movable sprocket 11 Sprocket wheel 9 rotates, and then drives the second ball screw 8 to rotate, and the second ball screw nut 7 drives linear slider 6 to slide, and makes rotation Parts 4 obtain steering power and then drive chassis 1 to turn to.

Certainly, the most simply combine accompanying drawing this utility model preferred embodiment to be described in detail, not Limiting practical range of the present utility model with this, all equivalences made according to principle of the present utility model, structure and structure change, All should be covered by protection domain of the present utility model.

Claims (2)

1. the scissors lift device of height can be adjusted flexibly, it is characterised in that: include chassis (1), be located at the lifting of chassis (1) Platform (2), is connected by lifting assembly (3) between described chassis (1) with hoistable platform (2), and it is right that described lifting assembly (3) includes Claim to be located at both sides and setting up and down some groups liftings motion bar group (3-1), adjacent liter between chassis (1) and hoistable platform (2) It is hinged between fall motion bar group (3-1) and hinged place is provided with lifting carriage (3-2), described lifting motion bar group (3-1) Including being hinged into two motion bars (3-1-1) of crossbar architectures, two motion bars (3-1-1) are all that one end is hinged fixing, another One end is hinged fixing by slide block (3-3), and two motion bars (3-1-1) hinged end is reversed, described hoistable platform (2), liter Descending branch support frame (3-2), the both sides of chassis (1) are equipped with and can allow the chute (3-4) of slide block (3-3) linear slide, by slide block (3- 3) being hinged between two motion bars (3-1-1) of hoistable platform (2) both sides and be provided with slide rail (3-5), described slide rail (3-5) is upper sheathed There is the first ball screw nut (3-6), in described first ball screw nut (3-6), be arranged with the first rolling being connected with it Ballscrew (3-7), it is flat that one end of described first ball screw (3-7) is fixed in hoistable platform (2), the other end extends lifting Platform (2) connects afterwards several change-speed gearings (20), and described change-speed gearing (20) is connected by travelling gear lifting rocking bar (3- 8), described lifting rocking bar (3-8) is located on the elevating control plate (3-9) being fixed on hoistable platform (2).

The scissors lift device that height is adjusted flexibly the most according to claim 1, it is characterised in that: described chassis (1) one end is symmetrically arranged on two with between two drives (12) and two drives (12) and is provided with output wheel shaft (10), and this is defeated Going out wheel shaft (10) and be provided with rolling bearing (18), the other end on described chassis is symmetrically arranged on two with two rotatable parts (4), described turn Dynamic component (4) includes the wheel bases (4-1) being fixed on chassis (1), and described wheel bases (4-1) both sides are provided with connecting hole (4-2), two connecting holes (4-2) connect a cylindrical rotor (4-4) by straight pin (4-3), and this cylindrical rotor (4-4) side is fixed Having a control disk (4-5), described control disk (4-5) connects deflecting roller (4-6) by driving member；Two rotatable parts (4) it Between be provided with synchronising (connecting) rod (5) and chassis (1) both sides offer the hole slot (5-of the termination linear slide being available for synchronising (connecting) rod (5) 1), this synchronising (connecting) rod (5) is provided with linear slider (6), and described linear slider (6) is socketed in the second ball screw nut (7) On slide bar, in the second ball screw nut (7), it is arranged with the second ball screw (8) being connected with it, this second ball wire Bar (8) one end is fixed on that chassis (1) is upper, the other end extends chassis (1) and connects afterwards and have the first sprocket wheel (9)；It is hingedly fixed in liter Two motion bars (3-1-1) and the continuity of fall platform (2) both sides are hinged on all motion bar (3-under this two motion bar (3-1-1) Two ends 1-1) are equipped with between sprocket wheel (11) and adjacent sprocket wheel (11) and are connected by chain (11-1), then the sprocket wheel of homonymy (11) in zigzag structure distribution and be separately fixed at hoistable platform (2), lifting carriage (3-2), on chassis (1)；Fixing liter Drop platform (2) opposite side and turn to sprocket wheel with the sprocket wheel (11) of the first sprocket wheel (9) homonymy by turning to chain (14) to be connected (15), described in turn to sprocket wheel (15) by travelling gear connect turn to rocking bar (16-1), described in turn to rocking bar (16-1) to be located at Being fixed on the course changing control plate (16) on hoistable platform (2), sprocket wheel (11) connection being fixed on hoistable platform (2) opposite side has Several change-speed gearings (20), described change-speed gearing (20) is connected by travelling gear advance and retreat rocking bar (13-1), described advance and retreat Rocking bar (13-1) is located on the advance and retreat panel (13) being fixed on hoistable platform (2)；Described first sprocket wheel (9) passes through chain (11-1) it is connected with the sprocket wheel (11) being fixed on chassis (1) homonymy, is fixed between the sprocket wheel (11) of chassis (1) both sides by passing Moving axis (17) connects, and described power transmission shaft (17) is provided with the connection gear (19) being connected with rolling bearing (18).