CN108609524A - A kind of construction lift - Google Patents
A kind of construction lift Download PDFInfo
- Publication number
- CN108609524A CN108609524A CN201810871882.7A CN201810871882A CN108609524A CN 108609524 A CN108609524 A CN 108609524A CN 201810871882 A CN201810871882 A CN 201810871882A CN 108609524 A CN108609524 A CN 108609524A
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- China
- Prior art keywords
- shaft
- protection device
- fixed
- safety protection
- rack
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Classifications
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- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
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- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- 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
- B66F2700/09—Other lifting devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The application discloses a kind of construction lift,Including pony sill,Four mutually isostructural lifting rank modules,Safety protection device,Four lifting rank modules are set on pony sill,It includes stepped plate to lift rank module,Feed screw nut,Leading screw,Leading screw screws feed screw nut,Feed screw nut passes through a left side,Right side support beam connects stepped plate,The guider of stepped plate along the vertical direction is provided on pony sill,The synchronous pulley for lifting the setting of rank module is mounted on by electromagnetic clutch device on leading screw,Motor reducer drive shaft rotates,Fixed synchronous pulley five forms V belt translation by synchronous belt and the synchronous pulley of each lifting rank module setting in shaft,It is hinged a safety protection device between each stepped plate of four above-mentioned lifting rank modules,Safety protection device includes two slide bars mutually slided,The sliding position of two slide bars is adjustable and fixed,The end in the direction that two slide bars are located remotely from each other with it is hinged with adjacent stepped plate respectively,Realize the independent adjusting of stepped plate height.
Description
Technical field
The present invention relates to a kind of construction lifts, belong to construction equipment field.
Background technology
China is populous nation, and with the propulsion of process of industrialization, the building trade in China is also flourishing, current
Heavy construction machinery is as the demand in market is in the development advanced by leaps and bounds, and some small building equipment cannot meet construction
Demand in construction, for example, when construction material being manually transported to eminence, generally use wooden ladder, simple in structure, safety is poor,
And height is unadjustable, or when carrying out wall decoration, colored drawing, the height-adjustable lift more consolidated is needed, simultaneously
The ladder of oscilaltion repeatedly can be facilitated.
The application uses four or the identical lifting rank module of multiple structures, passes through motor reducer and Bevel Gear Transmission machine
Structure, while realizing that the belt wheel of all lifting rank modules rotates by V belt translation, it is cost-effective；It is provided in each lifting rank module
Electromagnetic clutch device, control system control the clutch of electromagnetic clutch device, realize the independent control of each lifting rank module；It rises
Depression of order module uses nut screw mechanism, and self-locking performance is good, safe, while lifting rank module both sides and be provided with and being oriented to up and down
Telescopic rail ensures the stability of the lifting step in lifting rank module；Two neighboring lifting step is hinged a security dress
It sets, improves the safety that lifting step uses；Safety protection device uses two mutual sliding bars and rack and pinion mechanism, rack
It can be engaged with gear and either detach the sliding position adjustment or fixed for realizing two sliding bars；Safety protection device passes through magnet steel
It is used with Hall element, maloperation when preventing from being not in contact with security implementations, and damages safety protection device.
Invention content
It is an object of the invention to：A kind of motor-driven multiple lifting steps are provided, each step height is adjustable
Section, and step is hinged with prevents the changed safety protection device of stepped locations.
The object of the present invention is achieved like this：A kind of construction lift, including pony sill 1, lifting rank module
One 2, lifting rank module 23, lifting rank module 34, lifting rank module 45, safety protection device, synchronous belt 9, motor 10, bevel gear
One 13, the front side of bevel gear 2 14, synchronous pulley 5 15, control system, the pony sill 1 is provided with towards front, lower section
The slope of stretching, fixed ramp plate 6 on slope set gradually above-mentioned four on the pony sill 1 and rise from back to front
Depression of order module, described four lifting rank modular structures are identical；
The lifting rank module 1 includes stepped plate 1, synchronous pulley 1, electromagnetic clutch device 1, leading screw spiral shell
Mother 1, leading screw 1, guider, feed screw nut 1 is screwed on the leading screw 1, and feed screw nut 1 is left
The lower end of Left-side support beam 1 is fixed in side, and one 210 left and right side of feed screw nut fixes the lower end of left and right side supporting beam respectively,
Stepped plate 1 is fixed in the upper end of left and right side supporting beam, and stepped plate 1 is provided with along the vertical direction on the pony sill 1
Guider, electromagnetic clutch device 1 is installed on the cylindrical shaft of one 211 lower part of leading screw, electromagnetic clutch device one includes
The endoporus of electromagnetic clutch 1, rotating disc 2062, electromagnetic clutch 1 is fixed on leading screw 1, electromagnetic clutch
The shell of device 1 is fixedly connected with rotating disc 2062, and 2062 endoporus of rotating disc is rotatablely connected with leading screw 1, rotating disc
2062 fix synchronous pulley 1；
The output shaft of the motor 10 fixes the input shaft bore of speed reducer 12, and the output shaft of speed reducer 12 fixes bevel gear one
13, motor 10, speed reducer 12 are fixed on pony sill 1, and bevel gear 1 engages with bevel gear 2 14, and bevel gear 2 14 is fixed on
Synchronous pulley 5 15 is fixed in the lower part on the top of shaft 18, shaft 18, and the rotation branch of shaft 18 is provided on the pony sill 1
Support, synchronous pulley 5 15 lift rank mould synchronous pulley in the block by synchronous belt 9 with aforementioned four and form V belt translation simultaneously；
A safety protection device is hinged between each stepped plate of four above-mentioned lifting rank modules, safety protection device includes mutually sliding
Two slide bars, the sliding positions of two slide bars is adjustable and fixed, the end in the direction that two slide bars are located remotely from each other and difference
It is hinged with adjacent stepped plate；
Electromagnetic clutch, the motor 10 of four above-mentioned lifting rank modules are connect by circuit with control system.
The safety protection device includes safety protection device 1, safety protection device 2 72, safety protection device 3 71, lifting rank module 1
Stepped plate 1, the stepped plate 2 301 of lifting rank module 23, the stepped plate 3 401 of lifting rank module 34, module 45
Hinged seat 1, hinged seat 2 22, hinged seat 3 23, hinged seat four are fixed in the right side rear end lower surface of stepped plate 4 501 respectively
24, hinged seat 1 is hinged by the rear side mounting hole 1 of pin 4 28 and safety protection device 1,2 22 fixed column of hinged seat
The middle part of pin 3 27,3 27 left end of pin and the installed in front hole 1 of safety protection device 1 are rotatablely connected, 3 27 right end of pin
It is rotatablely connected the rear side mounting hole two of safety protection device 2 72, hinged seat 3 23 fixes the middle part of pin 2 26,2 26 right end of pin
It is rotatablely connected with the installed in front hole two of safety protection device 2 72,2 26 left end of pin is rotatablely connected the rear side peace of safety protection device 3 71
Hole three is filled, hinged seat 4 24 is hinged the installed in front hole three of safety protection device 3 71, the safety protection device one by pin 1
7, safety protection device 2 72,3 71 structure of safety protection device are identical.
The safety protection device 1 includes preceding slide bar 1, upper rack 1, roller gear 1, flexible pull wire one
704, rear slide bar 1, rotary gear shaft 1, lower rack 1, hand wheel shaft 1, articulated shaft 1, upper fixing axle one
710, the front end of lower fixing axle 1, the preceding slide bar 1 is provided with installed in front hole 1, the rear slide bar
One 705 rear side is provided with rear side mounting hole 1, and T-slot along the longitudinal direction is provided on the preceding slide bar 1,
The T-bar being adapted with T-slot is provided on slide bar 1 afterwards, preceding slide bar 1 is slidably connected with rear slide bar 1, advancing slip
One 709 right part of articulated shaft, left part and upper rack 1 and the lower rack 1 of articulated shaft 1 are fixed in the front of bar 1
Front end rotation connection, the right end of the hand wheel shaft 1 is rotatablely connected with preceding slide bar 1, the middle part of hand wheel shaft 1
It is arranged to cuboid, the distance of upper surface 708 to the lower surface of cuboid is less than front surface 7082 to the distance of rear surface, described
The T-bar front end of rear slide bar 1 fix the rotary gear shaft 1 that stretches out to the right, the right end rotation peace of rotary gear shaft 1
Fill roller gear 1, upper rack 1, lower rack 1 the gear teeth towards roller gear 1, hand wheel shaft 1
The cuboid upper surface of upper setting is bonded with the upper binding face of the setting of one 702 front of upper rack, is arranged on hand wheel shaft 1
Cuboid lower surface is bonded with the lower binding face of the setting of lower one 707 front of rack, on the left of the middle part of the upper rack 1
The upper fixing axle 1 stretched out to the left is fixed on surface, and the middle part left-hand face of lower rack 1 fixes the lower fixation stretched out to the left
Axis 1 is connected between upper fixing axle 1 and lower fixing axle 1 by flexible pull wire 1.
The left end of hand wheel shaft 1 is fixed with handwheel, when the cuboid upper surface being arranged on hand wheel shaft 1 and upper rack
The upper binding face fitting of the setting of one 702 fronts, the cuboid lower surface being arranged on hand wheel shaft 1 with before lower rack 1
When the lower binding face fitting of the setting in portion, upper rack 1, lower rack 1 are engaged with roller gear 1, when rotation hand
When arbor 1 rotates 90 degree, upper rack 1, lower rack 1 are remote by the cuboid upper and lower directions in Handle axis 1
From flexible pull wire 1 is elongated, and upper rack 1, lower rack 1 are not contacted with roller gear 1.
The safety protection device 1 further includes that oscillating rod 1, magnet steel 1, Hall element 714, Hall element are fixed
Frame 715, after the Handle axis 1 passes through preceding slide bar 1 to the right, the front end of fixed oscillating rod 1, oscillating rod one
712 are horizontally disposed with along the longitudinal direction, and magnet steel 1, one 713 corresponding position of magnet steel are fixed in the rear end of fixed oscillating rod 1
It installs and is equipped with Hall element 714, before 714 fixed frame 715 of Hall element is fixed on slide bar 1, Hall element fixing rack 715
Fixed Hall element 714, safety protection device 1, safety protection device 2 72, safety protection device 3 71 Hall element pass through circuit and control
System connects, and when Hall element 714 is corresponding with one 713 position of magnet steel, control system controls being connected for safety protection device 1
The electromagnetic clutch of lifting rank module cannot be powered.
Above-mentioned five synchronous pulleys are respectively positioned on the inside of synchronous belt 9, in synchronous pulley 1 to synchronous pulley 4 504
It is both provided with tensioning apparatus 8 between adjacent two synchronous pulley, for being tensioned synchronous belt 9.
The tensioning apparatus 8 includes, tensioning wheel 801, tensioning frame 802, tensioning shaft 803, locking nut 804, described
Tensioning frame 802 is fixed on pony sill 1, and the tensioning frame 802 is provided with runs through slot 8021 along the upper and lower of left and right directions,
803 lower end of mandrel is provided with threaded rod, and threaded rod is passed down through screws locking nut 804 through slot 8021, realizes tensioning shaft 803
Left and right directions position adjustment, locking nut 804 is screwed, to the tight tensioning frame of the shaft shoulder and nut clip for realizing threaded rod top
802,803 upper end kink of tensioning shaft has tensioning wheel 801, tensioning wheel 801 to be bonded with synchronous belt 9, and tensioning wheel 801 is located at synchronization
With 9 outside.
The feed screw nut 1 is connect with the screw pair that leading screw 1 is self-locking type.
The guider includes right side telescopic rail 1, left side telescopic rail 1, and the right side is flexible
Guide rail 1, the structure of left side telescopic rail 1 are identical, and the right side telescopic rail 1 includes right elevating lever
2081, right guide rail splice 2083 is fixed in right fixed link 2082,2081 upper end of right elevating lever, and the right fixed link 2082 is fixed
On pony sill 1, the right elevating lever 2081 is slidably connected with right fixed link 2082, and right guide rail splice 2083 is fixed on platform
On the downside surface of rank plate 1.
The structure for the rotational support for being provided with shaft 18 on the pony sill 1 is：18 upper and lower end of shaft distinguishes installation axle
Bearing block 5 17, bearing bearing block 6 19 are held, bearing bearing block 5 17 is fixed on shaft upper mounting plate 16, bearing bearing block six
19 are mounted on shaft lower installation board 20, and shaft upper mounting plate 16, shaft lower installation board 20 are fixed on pony sill 1.
Compared with prior art, the invention has the advantages that：
1. the application uses four or the identical lifting rank module of multiple structures, pass through motor reducer and Bevel Gear Transmission machine
Structure, while realizing that the belt wheel of all lifting rank modules rotates by V belt translation, it is cost-effective；
2. being each provided with electromagnetic clutch device in lifting rank module, control system controls the clutch of electromagnetic clutch device, real
Now each independent control of lifting rank module；
3. lifting rank module uses nut screw mechanism, self-locking performance is good, safe, while lifting rank module both sides and being provided with
The telescopic rail of lower guiding ensures the stability of the lifting step in lifting rank module；
4. two neighboring lifting step is hinged a safety protection device, the safety that lifting step uses is improved；
5. safety protection device can be engaged or be detached using two mutual sliding bars and rack and pinion mechanism, rack and pinion,
Realize the sliding position adjustment or fixed of two sliding bars；
6. safety protection device is used by magnet steel and Hall element, maloperation when preventing from being not in contact with security implementations, and damages peace
Protection device.
Description of the drawings
Fig. 1 is the general structure schematic diagram of construction lift.
Fig. 2 is lifting rank modular structure schematic diagram one.
Fig. 3 is lifting rank modular structure schematic diagram two.
Fig. 4 be electromagnetic clutch device and with synchronous pulley mounting structure schematic diagram.
Fig. 5 is telescopic rail structural schematic diagram.
Fig. 6 is the motor reducer arrangement and four lifting rank module arrangements of liftStructural schematic diagram。
Fig. 7 is the motor reducer and bevel gear, belt wheel transmission attachment structure schematic diagram of lift.
Fig. 8 is tensioning apparatus tensioning synchronous belt structural schematic diagram.
Fig. 9 is the structural schematic diagram that safety protection device is arranged between lifting rank module.
Figure 10 is the structural schematic diagram one of safety protection device.
Figure 11 is the structural schematic diagram two of safety protection device.
Figure 12 is the structural schematic diagram three of safety protection device.
Figure 13 is the structural schematic diagram four of safety protection device.
Figure 14 is the structural schematic diagram of lower rack one.
Figure 15 is the structural schematic diagram of upper rack one.
Specific implementation mode
In conjunction with Fig. 1~15, a kind of construction lift of the invention, including pony sill 1, lifting rank module 1, liter
Depression of order module 23, lifting rank module 34, lifting rank module 45, slope board 6, safety protection device 1, safety protection device 2 72, security
Device 3 71, tensioning apparatus 8, synchronous belt 9, motor 10, motor fixing plate 11, speed reducer 12, bevel gear 1, bevel gear two
14, pacify under synchronous pulley 5 15, shaft upper mounting plate 16, bearing bearing block 5 17, shaft 18, bearing bearing block 6 19, shaft
Loading board 20, hinged seat 1, hinged seat 2 22, hinged seat 3 23, hinged seat 4 24, pin 1, pin 2 26, pin three
27, pin 4 28, control system are defined as front with the direction towards slope board 6, with fixed towards the direction of safety protection device 1
Justice is left, and to describe the application, the front side of the pony sill 1 is provided with the slope towards front, lower section stretching, tiltedly
Slope surface and horizontal direction angle are 30-45 degree, and fixed ramp plate 6 on the slope uses construction material for facilitating
Artificial or cart mode is transported on lift, sets gradually that there are four lift rank on the pony sill 1 from back to front
Module is lifting rank module 1, lifting rank module 23, lifting rank module 34, lifting rank module 45, above-mentioned lifting respectively
Rank modular structure is identical, and 1 lower end of pony sill is provided with eight universal wheels 101 with brake.
The lifting rank module 1 include stepped plate 1, Left-side support beam 1, left side telescopic rail 1,
Synchronous pulley 1, bearing bearing block 1, electromagnetic clutch device 1, lower supporting plate 1, right side telescopic rail one
208, Right side support beam 1, feed screw nut 1, leading screw 1, the left side telescopic rail 1 are flexible with right side
One 208 structure of guide rail is identical, and the Left-side support beam 1 is axisymmetricly tied with Right side support beam 209 about leading screw 1
Structure, screws feed screw nut 1 on the leading screw 1, the fixed Left-side support beam in one 210 left side of feed screw nut 1
Lower end, Left-side support beam 1 stretch out to the left from bottom to up, and the upper end of Left-side support beam 1 is fixed on stepped plate 1
Left part, the lower end of the fixed Right side support beam in the right side of feed screw nut 11, Right side support beam 1 is from bottom to up to the right
Side is stretched out, and the upper end of Right side support beam 1 is fixed on the right part of stepped plate 1, and stepped plate 1 is located at leading screw 1
Top, is equipped with electromagnetic clutch device 1 on the cylindrical shaft of one 211 lower part of leading screw, electromagnetic clutch device one include electromagnetism from
The endoporus of clutch 1, rotating disc 2062, electromagnetic clutch 1 is fixing end, and the shell of electromagnetic clutch 1 is
The endoporus of turning end, electromagnetic clutch 1 is fixed on leading screw 1, the shell and rotating disc of electromagnetic clutch 1
2062 are fixedly connected, and 2062 endoporus of rotating disc is rotatablely connected with leading screw 1, and rotating disc 2062 fixes synchronous pulley 1, institute
The electromagnetic clutch one stated is that the fixing end of electromagnetic clutch when being powered is engaged with turning end, and when power-off, electromagnetic clutch is consolidated
Fixed end is detached with turning end, after the leading screw 1 is passed down through electromagnetic clutch device 1, installation bearing bearing block one
205, bearing bearing block 1 is fixed on lower supporting plate 1, and lower supporting plate 1 is fixed under the rear of pony sill 1
Portion.
The feed screw nut 1 is connect with the screw pair that leading screw 1 is self-locking type.
The leading screw 1, right side telescopic rail 1, left side telescopic rail 1 are parallel along vertical mutually direction
Setting, the right side telescopic rail 1, one 203 one end of left side telescopic rail connection stepped plate 1 and pony sill 1 are real
In one 201 lifting process of existing stepped plate, right side telescopic rail 1, left side telescopic rail 1 are oriented to along the vertical direction.
The right side telescopic rail 1 includes right elevating lever 2081, right fixed link 2082,2081 upper end of right elevating lever
Fixed right guide rail splice 2083, the right fixed link 2082 are fixed on the right side of pony sill 1, on rear portion, the right lifting
Bar 2081 is slidably connected with right fixed link 2082, and right guide rail splice 2083 is fixed on the downside surface of stepped plate 1.
The output shaft of the motor 10 fixes the input shaft bore of speed reducer 12, and the output shaft of speed reducer 12 fixes bevel gear
One 13, motor 10, speed reducer 12 are fixed on motor fixing plate 11, and motor fixing plate 11 is fixed on a left side for pony sill 1, front,
Bevel gear 1, bevel gear 2 14 engage, and bevel gear 2 14 is fixed on the top of shaft 18, and synchronous belt is fixed in the lower part of shaft 18
5 15 are taken turns, 18 upper and lower end of shaft installs bearing bearing block 5 17, bearing bearing block 6 19 respectively, and bearing bearing block 5 17 is fixed
On shaft upper mounting plate 16, bearing bearing block 6 19 is mounted on shaft lower installation board 20, under shaft upper mounting plate 16, shaft
Mounting plate 20 is fixed on pony sill 1.
The synchronous pulley 5 15 by synchronous belt 9 simultaneously with lifting rank module 1 synchronous pulley 1, lifting
The synchronous pulley of the synchronous pulley 2 304 of rank module 23, the synchronous pulley 3 404 of lifting rank module 34, lifting rank module 45
4 504 form V belt translation, and above-mentioned synchronous pulley is respectively positioned on the inside of synchronous belt 9, synchronous pulley 1 to synchronous pulley four
It is both provided with tensioning apparatus 8 between adjacent two belt wheel in 504, for being tensioned synchronous belt 9, and realizes the same of tensioning apparatus both sides
Step belt wheel is bonded with synchronous belt, is reliably driven.
The tensioning apparatus 8 includes, tensioning wheel 801, tensioning frame 802, tensioning shaft 803, locking nut 804, described
Tensioning frame 802 is fixed on the right side of pony sill 1, lower part, and the tensioning frame 802 is provided with runs through slot along the upper and lower of left and right directions
8021,803 lower end of tensioning shaft is provided with threaded rod, and threaded rod is passed down through screws locking nut 804 through slot 8021, passes through rotation
Loose nuts 804 realize threaded rod along being moved through 8021 left and right directions of slot, the left and right directions position of realization tensioning shaft 803
Adjustment screws locking nut 804, realizes the shaft shoulder and the tight tensioning frame 802 of nut clip on threaded rod top, to fixed tensioning shaft
803,803 upper end kink of tensioning shaft has tensioning wheel 801, tensioning wheel 801 to be bonded with synchronous belt 9, and tensioning wheel 801 is located at synchronization
With 9 outside.
It lifts the stepped plate 1 of rank module 1, the stepped plate 2 301 of lifting rank module 23, lift rank module 34
Stepped plate 3 401, module 45 stepped plate 4 501 right side rear end lower surface respectively fix hinged seat 1, hinged seat two
22, hinged seat 3 23, hinged seat 4 24, the rear side mounting hole one that hinged seat 1 passes through pin 4 28 and safety protection device 1
7051 is hinged, and hinged seat 2 22 fixes the middle part of pin 3 27, the installed in front hole one of 3 27 left end of pin and safety protection device 1
7011 rotation connections, 3 27 right end of pin are rotatablely connected the rear side mounting hole two of safety protection device 2 72,3 23 fixed column of hinged seat
The middle part of pin 2 26,2 26 right end of pin and the installed in front hole two of safety protection device 2 72 are rotatablely connected, and 2 26 left end of pin turns
The rear side mounting hole three of dynamic connection safety protection device 3 71, hinged seat 4 24 are hinged the front side of safety protection device 3 71 by pin 1
Mounting hole three, the safety protection device 1, safety protection device 2 72,3 71 structure of safety protection device are identical.
The safety protection device 1 includes preceding slide bar 1, upper rack 1, roller gear 1, flexible pull wire one
704, rear slide bar 1, rotary gear shaft 1, lower rack 1, hand wheel shaft 1, articulated shaft 1, upper fixing axle one
710, lower fixing axle 1, oscillating rod 1, magnet steel 1, Hall element 714, Hall element fixing rack 715, it is described
The front end of preceding slide bar 1 is provided with installed in front hole 1, and the rear side of the rear slide bar 1 is provided with rear side installation
Hole 1 is provided with T-slot along the longitudinal direction on the preceding slide bar 1, is provided with and T shapes on rear slide bar 1
The adaptable T-bar of slot, preceding slide bar 1 are slidably connected with rear slide bar 1, and articulated shaft is fixed in the front of preceding slide bar 1
One 709 right parts, the upper hinge hole 7021 and lower rack 1 of the left part of articulated shaft 1 and the setting of one 702 front end of upper rack
The lower hinge hole 7071 of front end setting is rotatablely connected, and right end and the preceding slide bar 1 of the hand wheel shaft 1 are rotatablely connected,
The middle part of hand wheel shaft 1 is arranged to cuboid, the distance of upper surface 708 to the lower surface of cuboid be less than front surface 7082 to
The distance of rear surface, the horizontal seamed edge of the cuboid are provided with chamfering 7083, and chamfer angle is 10-15 degree, the rear cunning
The rotary gear shaft 1 stretched out to the right is fixed in the T-bar front end of bar 1, and the right end of rotary gear shaft 1 is rotatablely installed cylinder
Gear 1, upper rack 1, lower rack 1 the gear teeth towards roller gear 1, be arranged on hand wheel shaft 1
The cuboid upper surface length that is bonded, is arranged on hand wheel shaft 1 with the upper binding face 7022 of the setting of one 702 front of upper rack
Cube lower surface is bonded with the lower binding face 7072 of the setting of lower one 707 front of rack, and the middle part of the upper rack 1 is left
The upper fixing axle 1 stretched out to the left is fixed in side surface, and the middle part left-hand face fixation of lower rack 1 is stretched out lower solid to the left
Dead axle 1 is connected between upper fixing axle 1 and lower fixing axle 1 by flexible pull wire 1.
The left end of hand wheel shaft 1 is fixed with handwheel, when the cuboid upper surface being arranged on hand wheel shaft 1 and upper rack
The upper binding face fitting of the setting of one 702 fronts, the cuboid lower surface being arranged on hand wheel shaft 1 with before lower rack 1
When the lower binding face fitting of the setting in portion, flexible pull wire 1 furthers upper rack 1, lower rack 1, upper rack one
702, lower rack 1 is engaged with roller gear 1, and preceding slide bar 1 cannot be slided with rear slide bar 1 at this time, work as rotation
When changing hands arbor 1 and rotating 90 degree, since the distance of upper surface 708 to the lower surface of cuboid is less than front surface 7082 to rear
The distance on surface, upper and lower two chamferings 7083 in cuboid front side are bonded upper binding face, the lower tooth of the setting of one 702 front of upper rack
The lower binding face of the setting of one 707 front of item is bonded, and realizes that upper rack 1, lower rack 1 are rising in stepped plate 1
Position during drop is stablized, and upper rack 1, lower rack 1 are remote by the cuboid upper and lower directions in Handle axis 1
From flexible pull wire 1 is elongated, and upper rack 1, lower rack 1 are not contacted with roller gear 1, advancing slip at this time
Bar 1 can be slided with rear slide bar 1, lift the stepped plate 1 of rank module 1 at this time relative to lifting rank module two
3 stepped plate 2 301 it is height-adjustable, in adjustment process, preceding slide bar 1 and rear slide bar 1 mutually slide, and have adjusted
One 708 direction of Handle axis is rotated by 90 ° by Cheng Hou, and flexible pull wire 1 furthers upper rack 1, lower rack 1, on
Rack 1, lower rack 1 are engaged with roller gear 1, and preceding slide bar 1 cannot be slided with rear slide bar 1 at this time
It is dynamic, realize the leading screw 1 of the stepped plate 1 after height adjusts and stepped plate 2 301 or the leading screw of lifting rank module 23
Two or Left-side support beam 1, Right side support beam 1 when occurring being broken or damaging, safety protection device one makes two neighboring
Lifting rank module is mutually restrained without change in location, in order to avoid construction personnel is made to fall.
After the Handle axis 1 passes through preceding slide bar 1 to the right, the front end of fixed oscillating rod 1, oscillating rod one
712 are horizontally disposed with along the longitudinal direction, and magnet steel 1, the adaptable position of magnet steel 1 are fixed in the rear end of fixed oscillating rod 1
It installs and is equipped with Hall element 714, before Hall element fixing rack 715 is fixed on slide bar 1, Hall element fixing rack 715 is solid
Determine Hall element 714.
When needing to increase the stepped plate of some lifting rank module, which passes through the hinged safety protection device of hinged seat
Hall element when not detecting magnet steel, i.e. Handle axis turns to when the upper rack of the stepped plate, lower rack being made to be located remotely from each other,
The electromagnetic clutch device that control system could control the lifting rank module is powered, and otherwise can damage safety protection device.
Lift rank module 1, lifting rank module 23, lifting rank module 34, lifting rank module 45 electromagnetic clutch,
Motor 10, safety protection device 1, safety protection device 2 72, safety protection device 3 71 Hall element connect with control system by circuit.
When needing construction material being transported to lift height, lift is moved to construction site, with cart or
Construction material is transported on lift by manual type, then in the mobile position needed.
When needing construction material being transported to certain altitude, the stepped plate one for raising simultaneously lifting rank module 1 is needed
201, the stepped plate four of the stepped plate 2 301 of lifting rank module 23, the stepped plate 3 401 of lifting rank module 34, module 45
501, hand wheel shaft 1 is rotated 90 degree, upper rack 1, lower rack 1 are by above and below the cuboid in Handle axis 1
Direction is separate, and flexible pull wire 1 is elongated, and upper rack 1, lower rack 1 are not contacted with roller gear 1, this
When before slide bar 1 can be slided with rear slide bar 1, same hand wheel shaft two, the safety protection device three for rotating safety protection device 2 72
71 hand wheel shaft three, for the Hall element of above three safety protection device far from magnet steel, control system could control lifting rank mould at this time
The electromagnetic clutch energization of block 1, lifting rank module 23, lifting rank module 34, lifting rank module 45, control system control
Motor 10 rotates, and motor via reducer band dynamic bevel gear 1 rotates, and bevel gear 2 14 rotates, and synchronous pulley 5 15 rotates,
The synchronous pulley rotation of each lifting rank module, control system is driven to control the electromagnetic clutch of each lifting rank module by synchronous belt 9
Device conduction time makes four lifting stepped plates rise different height, then rotates backward the Handle axis of each safety protection device, make
The preceding slide bar and rear slide bar for stating safety protection device cannot slide, and realize the mutual containing between the lifting stepped plate of lifting rank module,
When preventing from being broken or damaging because of appearance such as leading screw, feed screw nut, Left-side support beam, the Right side support beams of lifting rank module,
Safety protection device makes the stepped plate of two neighboring lifting rank module mutually restrain without change in location, in order to avoid make construction people
Member falls.
When needs will lift the stepped plate 1 of rank module 1, the stepped plate 2 301 of lifting rank module 23, lifting rank
When the stepped plate 3 401 of module 34, the stepped plate 4 501 of module 45 roll back initial position, by the handwheel of each safety protection device
Shaft rotation is 90 degree dynamic, and upper rack 1, lower rack 1 are separate along the vertical direction, and control system control motor 10 rotates backward,
Control system controls the electromagnetic clutch conduction time of each lifting rank module simultaneously, so that four lifting stepped plates is dropped to scheduled
Highly, the Handle axis for then rotating backward each safety protection device prevents the preceding slide bar of above-mentioned safety protection device with rear slide bar from sliding.
When needing the construction material carried needs two or three stepped plates in sustained height, according to the method described above together
Sample controls the adjustable height of two or three stepped plates.
When needing avoiding obstacles or far from dangerous goods, the rear end using two construction lifts is opposite
Setting, i.e., the rear end fitting of two construction lifts, forms bridge, construction personnel is made to pass through.
Claims (10)
1. a kind of construction lift, including pony sill（1）, lifting rank module one（2）, lifting rank module two（3）, lifting
Rank module three（4）, lifting rank module four（5）, safety protection device, synchronous belt（9）, motor（10）, bevel gear one（13）, bevel gear two
（14）, synchronous pulley five（15）, control system, it is characterised in that：The pony sill（1）Front side be provided with towards front,
The slope that lower section is stretched out, fixed ramp plate on slope（6）, the pony sill（1）On set gradually from back to front it is above-mentioned
Four lifting rank modules, described four lifting rank modular structures it is identical；
The lifting rank module one（2）Including stepped plate one（201）, synchronous pulley one（204）, electromagnetic clutch device one
（206）, feed screw nut one（210）, leading screw one（211）, guider, the leading screw one（211）On screw feed screw nut one
（210）, feed screw nut one（210）Left-side support beam one is fixed in left side（202）Lower end, feed screw nut one（210）Left and right side point
Not Gu Ding left and right side supporting beam lower end, stepped plate one is fixed in the upper end of left and right side supporting beam（201）, the pony sill
（1）On be provided with stepped plate one（201）Guider along the vertical direction, leading screw one（211）It is equipped on the cylindrical shaft of lower part
Electromagnetic clutch device one（206）, electromagnetic clutch device one includes electromagnetic clutch one（2061）, rotating disc（2062）, electromagnetism from
Clutch one（2061）Endoporus be fixed on leading screw one（211）On, electromagnetic clutch one（2061）Shell and rotating disc（2062）
It is fixedly connected, rotating disc（2062）Endoporus and leading screw one（211）Rotation connection, rotating disc（2062）Fixed synchronous pulley one
（204）；
The motor（10）Output shaft fix speed reducer（12）Input shaft bore, speed reducer（12）Output shaft fixed cone tooth
Wheel one（13）, motor（10）, speed reducer（12）It is fixed on pony sill（1）On, bevel gear one（13）With bevel gear two（14）Engagement,
Bevel gear two（14）It is fixed on shaft（18）Top, shaft（18）Lower part fix synchronous pulley five（15）, the pedestal
Frame（1）On be provided with shaft（18）Rotational support, synchronous pulley five（15）Pass through synchronous belt（9）It is lifted simultaneously with aforementioned four
Rank mould synchronous pulley in the block forms V belt translation；
A safety protection device is hinged between each stepped plate of four above-mentioned lifting rank modules, safety protection device includes mutually sliding
Two slide bars, the sliding positions of two slide bars is adjustable and fixed, the end in the direction that two slide bars are located remotely from each other and difference
It is hinged with adjacent stepped plate；
Electromagnetic clutch, the motor of four above-mentioned lifting rank modules（10）It is connect with control system by circuit.
2. construction lift according to claim 1, it is characterised in that：The safety protection device includes security dress
Set one（7）, safety protection device two（72）, safety protection device three（71）, lifting rank module one（2）Stepped plate one（201）, lifting rank mould
Block two（3）Stepped plate two（301）, lifting rank module three（4）Stepped plate three（401）, module four（5）Stepped plate four
（501）Right side rear end lower surface fix hinged seat one respectively（21）, hinged seat two（22）, hinged seat three（23）, hinged seat four
（24）, hinged seat one（21）Pass through pin four（28）With safety protection device one（7）Rear side mounting hole one（7051）It is hinged, hinged seat
Two（22）Fixed pin three（27）Middle part, pin three（27）Left end and safety protection device one（7）Installed in front hole one（7011）
Rotation connection, pin three（27）Right end is rotatablely connected safety protection device two（72）Rear side mounting hole two, hinged seat three（23）It is fixed
Pin two（26）Middle part, pin two（26）Right end and safety protection device two（72）Installed in front hole two be rotatablely connected, pin two
（26）Left end is rotatablely connected safety protection device three（71）Rear side mounting hole three, hinged seat four（24）Pass through pin one（25）Hinged peace
Protection device three（71）Installed in front hole three, the safety protection device one（7）, safety protection device two（72）, safety protection device three（71）
Structure is identical.
3. construction lift according to claim 2, it is characterised in that：The safety protection device one（7）Including
Preceding slide bar one（701）, upper rack one（702）, roller gear one（703）, flexible pull wire one（704）, rear slide bar one（705）, tooth
Take turns shaft one（706）, lower rack one（707）, hand wheel shaft one（708）, articulated shaft one（709）, upper fixing axle one（710）, it is lower solid
Dead axle one（711）, the preceding slide bar one（701）Front end be provided with installed in front hole one（7011）, the rear slide bar one
（705）Rear side be provided with rear side mounting hole one（7051）, the preceding slide bar one（701）On be provided with T along the longitudinal direction
Shape slot, rear slide bar one（705）On be provided with T-slot be adapted T-bar, preceding slide bar one（701）With rear slide bar one（705）It is sliding
Dynamic connection, preceding slide bar one（701）Front fix articulated shaft one（709）Right part, articulated shaft one（709）Left part and upper rack one
（702）With lower rack one（707）Front end rotation connection, the hand wheel shaft one（708）Right end and preceding slide bar one（701）Turn
Dynamic connection, hand wheel shaft one（708）Middle part be arranged to cuboid, the upper surface of cuboid（708）Distance to lower surface is less than
Front surface（7082）To the distance of rear surface, the horizontal seamed edge of cuboid is provided with chamfering（7083）, the rear slide bar one
（705）T-bar front end fix the rotary gear shaft one that stretches out to the right（706）, rotary gear shaft one（706）Right end rotational installation circle
Stud wheel one（703）, upper rack one（702）, lower rack one（707）The gear teeth towards roller gear one（703）, hand wheel shaft one
（708）The cuboid upper surface of upper setting and upper rack one（702）The upper binding face fitting of the setting of front, hand wheel shaft one
（708）The cuboid lower surface of upper setting and lower rack one（707）The lower binding face of the setting of front is bonded, the upper rack
One（702）Middle part left-hand face fix the upper fixing axle one stretched out to the left（710）, lower rack one（707）Middle part on the left of table
The lower fixing axle one stretched out to the left is fixed in face（711）, upper fixing axle one（710）With lower fixing axle one（711）Between pass through elasticity
Bracing wire one（704）Connection.
4. construction lift according to claim 3, it is characterised in that：Hand wheel shaft one（708）Left end fix
There is handwheel, when hand wheel shaft one（708）The cuboid upper surface of upper setting and upper rack one（702）The upper binding face of the setting of front
Fitting, hand wheel shaft one（708）The cuboid lower surface of upper setting and lower rack one（707）The lower binding face of the setting of front is bonded
When, upper rack one（702）, lower rack one（707）With roller gear one（703）Engagement, when rotating handle axis one（708）Rotation 90
When spending, upper rack one（702）, lower rack one（707）By Handle axis one（708）On cuboid upper and lower directions it is separate, upper rack
One（702）, lower rack one（707）With roller gear one（703）It does not contact.
5. construction lift according to claim 4, it is characterised in that：The safety protection device one（7）Also wrap
Include oscillating rod one（712）, magnet steel one（713）, Hall element（714）, Hall element fixing rack（715）, the Handle axis one
（708）Preceding slide bar one is passed through to the right（701）Afterwards, fixed oscillating rod one（712）Front end, oscillating rod one（712）Along the longitudinal direction
It is horizontally disposed, fixed oscillating rod one（712）Rear end fix magnet steel one（713）, magnet steel one（713）Corresponding position is provided with
Hall element（714）, Hall element（714 fixed frames（715）Slide bar one before being fixed on（701）On, Hall element fixing rack
（715）Fixed Hall element（714）, safety protection device one（7）, safety protection device two（72）, safety protection device three（71）Hall element
It is connect with control system by circuit, Hall element（714）With magnet steel one（713）When position is corresponding, control system control peace
Protection device one（7）The electromagnetic clutch of the lifting rank module being connected cannot be powered.
6. according to claim 1-5 any one of them construction lifts, it is characterised in that：Above-mentioned five synchronous pulleys
It is respectively positioned on synchronous belt（9）Inside, synchronous pulley one（204）To synchronous pulley four（504）In adjacent two synchronous pulley between
It is both provided with tensioning apparatus（8）, for being tensioned synchronous belt（9）.
7. according to claim 1-5 any one of them construction lifts, it is characterised in that：The tensioning apparatus
（8）Including, tensioning wheel（801）, tensioning frame（802）, tensioning shaft（803）, locking nut（804）, the tensioning frame（802）Gu
It is scheduled on pony sill（1）On, the tensioning frame（802）It is provided with and runs through slot along the upper and lower of left and right directions（8021）, tensioning shaft
（803）Lower end is provided with threaded rod, and threaded rod is passed down through through slot（8021）Screw locking nut（804）, realize tensioning shaft
（803）Left and right directions position adjustment, screw locking nut（804）, the shaft shoulder and nut to realize threaded rod top clamp
Tensioning frame（802）, tensioning shaft（803）Upper end kink has tensioning wheel（801）, tensioning wheel（801）With synchronous belt（9）Fitting, and
Tensioning wheel（801）Positioned at synchronous belt（9）Outside.
8. according to claim 1-5 any one of them construction lifts, it is characterised in that：The feed screw nut one
（210）With leading screw one（211）It is connected for the screw pair of self-locking type.
9. according to claim 1-5 any one of them construction lifts, it is characterised in that：The guider packet
Include right side telescopic rail one（208）, left side telescopic rail one（203）, the right side telescopic rail one（208）, left side it is flexible
Guide rail one（203）Identical, the described right side telescopic rail one of structure（208）Including right elevating lever（2081）, right fixed link
（2082）, right elevating lever（2081）Right guide rail splice is fixed in upper end（2083）, the right fixed link（2082）It is fixed on bottom
Mounting（1）On, the right elevating lever（2081）With right fixed link（2082）It is slidably connected, right guide rail splice（2083）It is fixed
In stepped plate one（201）Downside surface on.
10. according to claim 1-5 any one of them construction lifts, it is characterised in that：The pony sill（1）
On be provided with shaft（18）The structure of rotational support be：Shaft（18）Upper and lower end installs bearing bearing block five respectively（17）, axis
Hold bearing block six（19）, bearing bearing block five（17）It is fixed on shaft upper mounting plate（16）On, bearing bearing block six（19）Installation
In shaft lower installation board（20）On, shaft upper mounting plate（16）, shaft lower installation board（20）It is fixed on pony sill（1）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810871882.7A CN108609524B (en) | 2018-08-02 | 2018-08-02 | Elevator for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810871882.7A CN108609524B (en) | 2018-08-02 | 2018-08-02 | Elevator for building construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108609524A true CN108609524A (en) | 2018-10-02 |
| CN108609524B CN108609524B (en) | 2023-07-04 |
Family
ID=63666766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810871882.7A Active CN108609524B (en) | 2018-08-02 | 2018-08-02 | Elevator for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108609524B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109264545A (en) * | 2018-11-06 | 2019-01-25 | 安阳工学院 | A kind of electronic adjustment stair and its application method |
| CN110406508A (en) * | 2019-08-21 | 2019-11-05 | 西南交通大学 | It is a kind of can double self locking electric vehicle apparatus for moving vehicle |
| CN112428302A (en) * | 2020-10-10 | 2021-03-02 | 福州国化智能技术有限公司 | Method for synchronously lifting steps |
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| JP2006182510A (en) * | 2004-12-27 | 2006-07-13 | Toyota Industries Corp | Stacker crane |
| CN202567042U (en) * | 2012-04-12 | 2012-12-05 | 西安科技大学 | Composite wardrobe capable of performing automatic lifting |
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| CN109264545B (en) * | 2018-11-06 | 2020-04-14 | 安阳工学院 | Electric adjusting stair and using method thereof |
| CN110406508A (en) * | 2019-08-21 | 2019-11-05 | 西南交通大学 | It is a kind of can double self locking electric vehicle apparatus for moving vehicle |
| CN110406508B (en) * | 2019-08-21 | 2024-05-24 | 西南交通大学 | Electric vehicle shifter capable of double self-locking |
| CN112428302A (en) * | 2020-10-10 | 2021-03-02 | 福州国化智能技术有限公司 | Method for synchronously lifting steps |
| CN112428302B (en) * | 2020-10-10 | 2024-05-24 | 福州国化智能技术有限公司 | Synchronous lifting method for steps |
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| Publication number | Publication date |
|---|---|
| CN108609524B (en) | 2023-07-04 |
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