CN112591582B - Lifting equipment for transporting personnel in elevator shaft during construction of main body structure - Google Patents
Lifting equipment for transporting personnel in elevator shaft during construction of main body structure Download PDFInfo
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- CN112591582B CN112591582B CN202011501044.4A CN202011501044A CN112591582B CN 112591582 B CN112591582 B CN 112591582B CN 202011501044 A CN202011501044 A CN 202011501044A CN 112591582 B CN112591582 B CN 112591582B
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- guide rail
- lifting
- frame
- seat
- elevator
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- 238000010276 construction Methods 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 22
- 238000005096 rolling process Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000001012 protector Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/02—Kinds or types of lifts in, or associated with, buildings or other structures actuated mechanically otherwise than by rope or cable
- B66B9/022—Kinds or types of lifts in, or associated with, buildings or other structures actuated mechanically otherwise than by rope or cable by rack and pinion drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0035—Arrangement of driving gear, e.g. location or support
- B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0206—Car frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0461—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with rack and pinion gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/06—Door or gate operation of sliding doors
- B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
- B66B7/024—Lateral supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
- B66B7/025—End supports, i.e. at top or bottom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
- B66B7/026—Interconnections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/04—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes
- B66B7/046—Rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Automation & Control Theory (AREA)
- Types And Forms Of Lifts (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention provides lifting equipment for transporting personnel in an elevator shaft during construction of a main structure, which comprises a guide rail frame fixedly connected to the inner wall of the elevator shaft, and a lifting unit which is arranged on the guide rail frame and can lift along the guide rail frame under the driving of a driving device, wherein an elevator cage is connected to the lifting unit, and an unloading mechanism is connected between the elevator cage and the lifting unit. The lifting equipment for transporting personnel in the elevator shaft during construction of the main structure is arranged on the inner wall of the shear wall of the elevator shaft and is special for transporting construction operators, so that passenger-cargo separation transportation is realized, and the construction equipment for outdoor operation is arranged indoors, so that the capability of the construction lifting equipment for resisting construction influences of bad weather such as rain and snow, high-altitude falling objects and the like can be improved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to lifting equipment for transporting personnel in an elevator shaft during construction of a main structure.
Background
At present, in the construction process of concrete structure houses in China, a construction lifter arranged at the periphery of a building generally belongs to passenger-cargo sharing mechanical equipment, namely, personnel and cargoes are carried at the same time, and a great potential safety hazard exists for the safety of passengers. Meanwhile, the wall-separating distance of the peripheral construction lifter is often larger due to the influence of the appearance of a building, the installation and maintenance difficulty of the wall-attaching device of the guide rail frame is improved, the adhesive strength of the guide rail frame is weakened, the peripheral construction lifter is easily influenced by severe weather such as rain and snow, the service life of parts is shortened, and the frequency and the cost of equipment maintenance are increased. The elevator shaft is used as a vertical transportation channel in the using stage of a building, the utilization rate of the elevator shaft in the construction stage of the building is very low, the resource waste is caused, the elevator shaft becomes a hole for easily causing falling accidents at high places, and the elevator shaft also needs to be used for layer-by-layer enclosure prevention. The falling safety accident of the construction hoist at the periphery of the building in China mainly is that the ladder cage is inclined and falls to the side surface due to the lack of bolts between standard sections of the guide rail frame, and the construction hoist at the periphery of the building cannot be installed in an elevator shaft due to the influence of the structural size of the construction hoist and the size of the guide rail frame. The elevator shaft construction elevator can effectively take the shear walls around the hoistway as a support when accidentally tipping and falling, so that falling is avoided, and casualties are greatly reduced.
Disclosure of Invention
In view of the above, the present invention aims to provide a lifting device for transporting personnel in an elevator shaft during construction of a main structure, so that the elevator shaft can be used as a transport passage for carrying people, and the lifting device has good use effect and comprehensive benefit.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the lifting equipment for transporting personnel in the elevator shaft during construction of the main structure comprises a guide rail frame fixedly connected to the inner wall of the elevator shaft, and a lifting unit which is arranged on the guide rail frame and can lift along the guide rail frame under the driving of a driving device, wherein an elevator cage is connected to the lifting unit, and an unloading mechanism is connected between the elevator cage and the lifting unit.
Further, the guide rail frame comprises two guide rail rods which are arranged side by side and at intervals, and an inclined strut and a transverse strut which are connected between the two guide rail rods, and an installation seat which is fixedly connected with the inner wall of the elevator shaft is arranged between the two guide rail rods.
Further, the installation seat comprises a guide rail connection seat fixedly connected with the guide rail rod, a wall-attached installation seat fixedly connected with the inner wall of the elevator shaft, and a spacing adjustment assembly connected between the guide rail connection seat and the wall-attached installation seat, wherein the spacing adjustment assembly can adjust the distance between the guide rail connection seat and the wall-attached installation seat under external force; the mounting seat further comprises a guide part for guiding relative sliding between the wall-attached mounting seat and the guide rail connecting seat.
Further, the interval adjusting assembly comprises a first connecting seat and a second connecting seat which are respectively fixedly connected to the guide rail connecting seat and the wall-attached mounting seat, and a first threaded hole and a second threaded hole which are opposite in rotation direction are respectively formed in the first connecting seat and the second connecting seat; the device further comprises a threaded rod in threaded connection with the first threaded hole and the second threaded hole.
Further, a supporting seat for supporting the guide rail frame is arranged at the bottom of the guide rail frame, and a buffer for decelerating the descent of the elevator cage is arranged on the supporting seat; the supporting seat comprises a supporting frame and a guide rail rod connecting part fixedly connected to the supporting frame and formed with the guide rail rod, and supporting feet with adjustable height are arranged on the side walls of the supporting frame.
Further, the lifting unit comprises lifting frames respectively arranged on the guide rail rods through lifting guide mechanisms, and a plurality of connecting beams connected between the two lifting frames, and the driving device is a rotating motor fixedly connected between the two adjacent connecting beams, and a lifting transmission mechanism is arranged between a power output shaft of the rotating motor and the guide rail frames.
Further, the lifting transmission mechanism comprises a rack fixedly connected to the guide rail frame and a gear fixedly connected to the power output shaft of the rotating motor and meshed with the rack for transmission.
Further, a falling protector meshed with the racks is arranged between the lifting frames.
Further, the lifting guide mechanism comprises an anti-camber guide wheel set and an anti-roll guide wheel set which are fixedly connected to the lifting frame, the anti-camber guide wheel set comprises a first anti-camber guide wheel and a second anti-camber guide wheel which are rotatably arranged on the lifting frame, and the first anti-camber guide wheel and the second anti-camber guide wheel are clamped between the front end face and the rear end face of the guide rail rod in a rolling way; the anti-rolling guide wheel group comprises an anti-rolling guide wheel rotationally arranged on the lifting frame, and the anti-rolling guide wheel is propped against the outer side end surface of the guide rail rod
Further, the elevator cage comprises a bottom frame, a top frame and a plurality of upright posts connected between the bottom frame and the top frame, a connecting part connected with the lifting frame is formed on one end face of the elevator cage, and a push-pull door plate is formed on the other end face of the elevator cage relative to the connecting part.
Compared with the prior art, the invention has the following advantages:
(1) The lifting equipment for transporting personnel in the elevator shaft during construction of the main structure is arranged on the inner wall of the elevator shaft shear wall and is specially used for transporting construction operators, so that passenger-cargo separation transportation is realized, and the construction equipment for outdoor operation is arranged indoors, so that the capability of the construction lifting equipment for resisting construction influences of bad weather such as rain and snow, high-altitude falling objects and the like can be improved, and the safe operation of a construction elevator can be effectively ensured.
(2) The lifting equipment for transporting personnel in the elevator shaft during construction of the main structure is characterized in that the lifting guide rail frame is arranged on the inner wall of the elevator shaft, so that lifting of the guide rail frame is supported, the overall structure is convenient to arrange, the lattice type guide rail with compact size and high bending resistance is used in the elevator shaft with narrow plane size, space can be reserved for increasing the plane size of the elevator cage as much as possible, the structure is simple and reliable, the practicability is high, the use effect is good, the elevator shaft is effectively and reasonably utilized, and the idle defect of the elevator shaft is avoided.
(3) The lifting device for transporting personnel in the elevator shaft during construction of the main structure is convenient and fast, the lifting device can be used for installing a layer of lifting guide rail frame and attaching a wall to adjust an installation seat immediately following the construction progress of the main structure, the installation period is within 0.5 days, the lifting device can safely transport construction operators to the top of the construction structure, the outdoor construction lifter is more than 5 layers of the main structure due to the lag of the outer protection frame of the structure and cannot transport the construction operators to the top of the construction structure, and the construction operators still need to walk to the top of the structure through stairs in the structure when reaching the operation layer.
(4) The lifting equipment for transporting personnel in the elevator shaft during construction of the main structure fully utilizes the design characteristics that four sides of the elevator shaft structure are shear walls, the distance between a cage and each side of the elevator shaft shear walls is less than 10cm, and the elevator cage can effectively be supported by the aid of the surrounding shear walls of the shaft when the elevator shaft is inclined and turned over and falls off, so that falling is avoided, and casualties are greatly reduced.
(5) When the main structure is constructed, the lifting equipment for transporting personnel in the elevator shaft can vacate a compact building edge space for a construction unit in the construction process so as to be used for the installation of other construction equipment, and the hidden trouble of falling of the elevator during the camber is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
Fig. 1 is a schematic view illustrating installation of a lifting device for transporting personnel in an elevator hoistway on an inner wall of the elevator hoistway when a main structure according to an embodiment of the present invention is constructed;
fig. 2 is a schematic view of a lifting device for transporting personnel in an elevator hoistway during construction of a main structure according to an embodiment of the present invention;
FIG. 3 is a schematic view of a rail housing and a support base according to an embodiment of the present invention;
FIG. 4 is a schematic view of a guide rail according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a spacing adjustment assembly according to an embodiment of the present invention;
Fig. 6 is a schematic structural diagram of a lifting frame and a driving device according to an embodiment of the invention;
fig. 7 is a schematic view of an elevator cage according to an embodiment of the present invention;
Reference numerals illustrate:
1-inner wall of elevator shaft, 2-elevator cage, 201-bottom frame, 202-top frame, 203-upright, 204-door panel, 205-handrail, 3-unloading mechanism, 4-guide rail bar, 401-diagonal brace, 402-transverse brace, 5-standard knot, 501-guide rail dividing bar, 5011-boss, 6-top square tube, 7-bottom square tube, 8-connecting beam, 9-upper connecting plate, 10-lower connecting plate, 11-guide rail connecting seat, 1101-L-shaped plate, 1102-mounting hole, 12-wall attaching seat, 1201-wall attaching plate, 1202-side plate, 1203-wall penetrating bolt, 13-upper connecting hole, 14-lower connecting hole, 15-first connecting seat, 1501-first threaded hole, 16-second connecting seat, 1601-second screw hole, 17-threaded rod, 18-steering column, 19-limiting plate, 20-reinforcing beam, 21-supporting frame, 22-guide rail rod connecting part, 23-supporting leg, 24-buffer, 25-lifting frame, 26-connecting beam, 27-reinforcing plate, 28-driving part mounting plate, 29-decelerator, 30-driving motor, 31-rack, 3101-rack section, 32-gear, 33-fall arrester, 34-fall arrester mounting plate, 35-first anti-camber guide wheel, 36-second anti-camber guide wheel, 37-first anti-camber guide wheel bracket, 38-second anti-camber guide wheel bracket, 39-anti-roll guide wheel, 40-anti-roll guide wheel bracket, 41-connecting rod, 42-safety limit seat, 43-unit frame.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
The embodiment relates to lifting equipment for transporting people in an elevator shaft during construction of a main structure, which comprises a guide rail frame fixedly connected to the inner wall 1 of the elevator shaft and a lifting unit which is arranged on the guide rail frame and can lift along the guide rail frame under the driving of a driving device, wherein an elevator cage 2 is connected to the lifting unit, and an unloading mechanism 3 is connected between the elevator cage 2 and the lifting unit.
In the above structure, as shown in fig. 1 and 2 and fig. 3 and 4, the guide rail frame is vertically disposed on the inner wall 1 of the elevator hoistway, and includes two guide rail rods 4 disposed side by side and at intervals, and a diagonal brace 401 and a cross brace 402 connected between the two guide rail rods 4, in a specific structure, in this embodiment, the guide rail frame is formed by sequentially connecting a plurality of standard sections 5 end to end, the standard sections 5 include two guide rail sub-rods 501 disposed side by side and at intervals, the diagonal brace 401 and the cross brace 402 are fixedly connected between the two guide rail sub-rods 501, and a rack section 3101 is fixedly connected between the two guide rail sub-rods 501, after each standard section 5 is sequentially connected, each guide rail sub-rod 501 is connected to the guide rail rod 4, and each rack section 3101 is connected to a rack 31 described below. In order to facilitate the connection between two adjacent standard sections 5, in this embodiment, the top square tube 6 and the bottom square tube 7 are respectively and fixedly connected at the top end and the bottom end of the guide rail branch rod 501, and the top square tube 6 and the bottom square tube 7 are located on opposite side end surfaces of the two guide rail branch rods 501, meanwhile, in order to ensure the structural strength of the standard sections 5, in this embodiment, a connecting beam 8 is respectively and fixedly connected between two top square tubes 6 and between two bottom square tubes 7 of each standard section 5, and the rack section 3101 is fixedly connected on the connecting beam 8 and the cross brace 402.
When two standard sections 5 are connected, the top square pipe 6 and the bottom square pipe 7 of the two adjacent standard sections 5 are butted, and then the top square pipe 6 and the bottom square pipe 7 are connected together through a bolt pair. In addition, in order to facilitate the butt joint of the top square tube 6 and the bottom square tube 7, in this embodiment, protrusions 5011 are formed on the top ends of the guide rail sub-rods 501 respectively, and insertion holes, not shown in the drawing, are formed on the bottom ends of the guide rail sub-rods 501, and when the top square tube 6 and the bottom square tube 7 are butted, the protrusions 5011 and the insertion holes can be plugged into place to complete the butt joint of the top square tube 6 and the bottom square tube 7. In addition, in this embodiment, a limit baffle can be arranged on the standard section 5 at the top of the guide rail frame, and the limit baffle can prevent the lifting frame from falling off during lifting.
For the convenience of the fixing connection of the guide rail frame and the inner wall 1 of the elevator shaft, in this embodiment, a fixing seat is provided between the two guide rail rods 4 and is fixed with the inner wall 1 of the elevator shaft, and for the convenience of the connection of the fixing seat and the guide rail rods 4, in this embodiment, an upper connecting plate 9 and a lower connecting plate 10 are fixed between the two guide rail sub-rods 501 of each standard section 5, wherein the upper connecting plate 9 is close to the top square tube 6, the lower connecting plate 10 is close to the bottom square tube 7, and the fixing seat is installed on the upper connecting plate 9 and the lower connecting plate 10 of the two adjacent standard sections 5.
As shown in fig. 1 and 3 in combination with fig. 5, the mounting base in this embodiment includes a guide rail connecting base 11 that is fixedly connected to the upper connecting plate 9 and the lower connecting plate 10 of two adjacent standard sections 5 at the same time, and a wall-attached mounting base 12 that is fixedly connected to the inner wall 1 of the elevator hoistway, and in this embodiment, the guide rail connecting base 11 is a rectangular frame surrounded by a plurality of L-shaped plates 1101, and an upper connecting hole 13 and a lower connecting hole 14 are formed on two opposite L-shaped plates 1101, respectively, wherein the upper connecting hole 13 is used for connection with the upper connecting plate 9, and the lower connecting hole 14 is used for connection with the lower connecting plate 10. The wall-attached mounting base 12 in this embodiment includes at least two wall-attached plates 1201 for abutting against the inner wall 1 of the elevator shaft, side plates 1202 fixedly connected to both sides of the wall-attached plates 1201 and extending toward one side of the guide rail connecting base 11, and at least two wall-penetrating bolts 1203 disposed on the wall-attached plates 1201 and extending opposite to the side plates 1202, wherein the wall-penetrating bolts 1203 are fixedly connected to the inner wall 1 of the elevator shaft through the wall-penetrating bolts 1203.
In order to connect the guide rail connecting seat 11 and the wall attaching installation seat 12 together, and adjust the distance between the guide rail connecting seat 11 and the wall attaching installation seat 12 so that the guide rail frame keeps perpendicularity with the ground, the installation seat in this embodiment further comprises a distance adjusting component connected between the guide rail connecting seat 11 and the wall attaching installation seat 12, and the distance adjusting component can adjust the distance between the guide rail connecting seat 11 and the wall attaching installation seat 12 under the driving of an external force. In a specific structure, the interval adjusting assembly comprises a first connecting seat 15 and a second connecting seat 16 which are respectively fixedly connected to the guide rail connecting seat 11 and the wall attaching mounting seat 12, a first threaded hole 1501 and a second threaded hole 1601 which are opposite in rotation direction are respectively formed in the first connecting seat 15 and the second connecting seat 16, the interval adjusting assembly further comprises a threaded rod 17 which is in threaded connection with the first threaded hole 1501 and the second threaded hole 1601, and when the distance between the guide rail connecting seat 11 and the wall attaching mounting seat 12 needs to be adjusted, the threaded rod 17 can be screwed (a nut-shaped structure for screwing a spanner is formed in the middle of the threaded rod 17).
In this embodiment, the first connecting seat 15 is fixedly connected to a guiding post described below, and the second connecting seat 16 is fixedly connected to the side plate 1202, and in order to improve the stability of the distance adjustment between the wall-attached mounting seat 12 and the guiding rail connecting seat 11, the mounting seat further includes a guiding portion for guiding the relative sliding between the wall-attached mounting seat 12 and the guiding rail connecting seat 11. The guiding part comprises two guiding posts 18 fixedly connected to the guide rail connecting seat 11 and extending towards the wall-attached mounting seat 12, and two limiting plates 19 fixedly connected between the two side plates 1202, wherein the two limiting plates 19 are arranged at an upper and lower interval, so that a guiding cavity is formed by surrounding the two side plates 1202 together, the distance between the two side walls of the guiding cavity (namely, the distance between the two side plates 1202) and the distance between the outer surfaces of the two guiding posts 18 are arranged in a matched mode, and the distance between the top wall and the bottom wall of the guiding cavity (namely, the distance between the two limiting plates 19) and the distance between the upper surface and the lower surface of the guiding post 18 are arranged in a matched mode, so that the inserting guiding is formed. The cross section of the guide posts 18 in this embodiment may be U-shaped, and a reinforcing beam 20 may be fixedly connected between the two guide posts 18 to improve the structural strength. In order to facilitate the fixation of the guide posts 18 and the guide rail connecting seat 11, in this embodiment, mounting holes 1102 are formed on two vertically arranged L-shaped plates 1101 respectively, the guide posts 18 are mounted on the mounting holes 1102 through mounting plates and bolt pairs, and the mounting holes 1102 are a plurality of the mounting holes 1102 which are arranged at intervals along the height direction of the L-shaped plates 1101, so that the vertical height of the wall-attached mounting seat 12 can be adjusted.
In order to improve the connection stability of the guide rail frame and the inner wall 1 of the elevator shaft, as shown in fig. 1 and fig. 3, the lifting device for transporting personnel in the elevator shaft during construction of the main structure in this embodiment further comprises a supporting seat arranged at the bottom of the guide rail frame to support the guide rail frame, the supporting seat comprises a supporting frame 21, and a guide rail rod connecting portion 22 fixedly connected to the supporting frame 21 and forming a fixedly connected guide rail rod, and the guide rail rod connecting portion 22 has the same structure as the standard section 5, and the difference is that the length of the guide rail rod connecting portion is smaller than that of the standard section 5, and is not repeated herein. In order to adjust the levelness of the supporting seat, in this embodiment, supporting legs 23 with adjustable height are disposed on two opposite side walls of the supporting frame 21, and the supporting legs 23 adopt a screw adjusting structure in the existing structure, which is not described herein. In order to buffer the elevator cage when it descends to the lowest point, the buffer 24 for decelerating the elevator cage is arranged on the supporting seat in the embodiment, and the buffer 24 can be spherical or spheroid made of rubber material.
As shown in fig. 6, in this embodiment, the lifting unit includes lifting frames 25 respectively disposed on the rail rods 4 via a lifting guide mechanism, and a plurality of connection beams 26 connected between the two lifting frames 25, that is, the two lifting frames 25 are connected together by the connection beams 26, in order to improve the connection effect, the connection beams 26 are disposed at intervals along the length direction of the lifting frames 25, and in order to improve the structural strength of the connection beams 26, in this embodiment, the cross section of the connection beams 26 is U-shaped, and the U-shaped openings of the connection beams 26 are welded and fixedly connected toward the rail rods during connection. In this embodiment, the cross section of the lifting frame 25 is C-shaped, and a plurality of reinforcing plates 27 may be fixedly connected along the length direction of the lifting frame 25 at intervals to improve the structural strength of the lifting frame. In order to facilitate the installation of the driving device described below, a driving unit mounting plate 28 is fixedly connected between the two lifters 25 in this embodiment. The driving device in this embodiment includes a speed reducer 29 fixedly connected to the driving unit mounting plate 28, and a driving motor 30 fixedly connected to the driving unit mounting plate 28 and in transmission connection with the speed reducer 29, and a lifting transmission mechanism is provided between an output shaft of the speed reducer 29 and the guide rail frame 25. The lifting transmission mechanism comprises the rack 31 and a gear 32 fixedly connected to the output shaft of the speed reducer 29 and meshed with the rack 31 for transmission. In order to increase the load of the cage, the driving devices in this embodiment are two groups provided on the driving unit mounting plate 28.
In order to prevent the elevator cage 2 from falling at a stall when the driving device fails, in this embodiment, a fall arrester 33 is further disposed between the two lifting frames 25, in order to facilitate installation of the fall arrester 33, in this embodiment, a fall arrester mounting plate 34 is fixed on the rail frame below the driving portion mounting plate 28, and the fall arrester 33 is fixedly connected to the fall arrester mounting plate 34, and an output shaft of the fall arrester 33 passes through the fall arrester mounting plate 34 and then is meshed with the rack 31 through a fall arrester gear 35 for transmission.
The lifting guide mechanism in this embodiment includes an anti-camber guide wheel set and an anti-roll guide wheel set fixedly connected to the lifting frame 25, where the anti-camber guide wheel set includes a first anti-camber guide wheel 35 and a second anti-camber guide wheel 36 rotatably disposed on the lifting frame 25, the first anti-camber guide wheel 35 and the second anti-camber guide wheel 36 are rotatably disposed on the first anti-camber guide wheel support 37, and the second anti-camber guide wheel 36 is rotatably disposed on the second anti-camber guide wheel support 38 (in this embodiment, the front end surface of the guide rail 4 refers to the end surface facing away from the inner wall 1 of the elevator hoistway, and the rear end surface refers to the end surface opposite to the inner wall 1 of the elevator hoistway), in order to facilitate arrangement of the first anti-camber guide wheel 35 and the second anti-camber guide wheel 36, in this embodiment, a first anti-camber guide wheel 35 is rotatably disposed on the first anti-camber guide wheel support 37, and a second anti-camber guide wheel 36 is rotatably disposed on the second anti-camber guide wheel support 38, where the first anti-camber guide wheel 35 is used to cooperate with the second anti-camber guide wheel support 36 to realize the lifting unit, i.e. the lifting unit is disposed for walking, and the lifting unit is configured to be lifted in addition to the lifting unit.
In this embodiment, the anti-rolling guide wheel set includes an anti-rolling guide wheel 39 rotatably disposed on the lifting frame 25, and the anti-rolling guide wheel 39 abuts against an outer end surface of the guide rail rod, so as to facilitate the arrangement of the anti-rolling guide wheel 39, in this embodiment, the top end and the bottom end of the lifting frame 25 are respectively fixedly connected with an anti-rolling guide wheel bracket 40, and the anti-rolling guide wheel 34 is rotatably disposed on the anti-rolling guide wheel bracket 40. In addition, a plurality of safety limiting seats 42 are further disposed at intervals along the height direction of the lifting frame 25 in the embodiment, the safety limiting seats 42 are disposed corresponding to the rear end face of the guide rail rod, and when the second anti-camber guide wheel 36 fails, the safety limiting seats 42 will abut against the rear end face of the guide rail rod, so as to prevent the lifting unit from camber.
As shown in fig. 1 and 2 in combination with fig. 7, the elevator cage 2 in this embodiment is of a detachable structure, and includes a bottom frame 201, a top frame 202, and a plurality of upright posts 203 connected between the bottom frame 201 and the top frame 202, a connecting portion connected to the elevator frame 25 is formed on one end surface of the elevator cage 2, and a push-pull door panel 204 is formed on the other end surface of the elevator cage 2. In order to prevent a worker from falling down in the cage 2, a handrail 205 is provided in the cage 2 in the present embodiment. In this embodiment, the connecting portion is two connecting rods 41 formed on the side end face of the cage 2 and provided corresponding to the lifting frame 25, and the connecting rods 41 may be fixed to the lifting frame 25 and the connecting beam 26 by bolt pairs at the time of connection. In this embodiment, the unloading mechanism 3 is an unloading rod with adjustable length (only by adopting a screw rod in the prior art for adjustment), two ends of the unloading rod are respectively hinged on the lifting frame 25 and the elevator cage 2, and the unloading mechanism 3 is two arranged corresponding to the lifting frame 25.
In this embodiment, the bottom frame 201 and the top frame 202 are respectively formed by detachably connecting a plurality of square or rectangular unit frames 43, that is, connecting holes are respectively formed on two opposite sides of the unit frames 43, when in connection, a proper number of unit frames can be selected for assembly according to shafts with different sizes, and finally, two adjacent unit frames 43 are connected together through the connecting holes by using bolts. After the bottom frame 201 and the top frame 202 are assembled, the upright posts 203 and the connecting portions are mounted on the outermost unit frames of the bottom frame 201 and the top frame 202 by bolts. In this embodiment through setting up the elevator cage as split type structure, can assemble into whole with each spare and accessory part in the narrow and small space of elevator shaft one by one, whole split becomes spare and accessory part and transports outside the well again after the construction is capped, convenient and fast. Because the integral assembly type structural members are adopted for connection, compared with a traditional welding type ladder cage, the integral assembly type structural members can be installed in the elevator shafts with different specifications and sizes through standard parts, the utilization rate and turnover rate are greatly improved, and the production cost is reduced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. A lifting device for transporting personnel in elevator well when being used for major structure construction, its characterized in that: the elevator comprises a guide rail frame fixedly connected to the inner wall of an elevator shaft, and a lifting unit which is arranged on the guide rail frame and can lift along the guide rail frame under the driving of a driving device, wherein an elevator cage is connected to the lifting unit, and an unloading mechanism is connected between the elevator cage and the lifting unit;
The guide rail frame comprises two guide rail rods which are arranged side by side and at intervals, and an inclined strut and a transverse strut which are connected between the two guide rail rods, and an installation seat which is fixedly connected with the inner wall of the elevator shaft is arranged between the two guide rail rods;
The installation seat comprises a guide rail connection seat fixedly connected with the guide rail rod, a wall-attached installation seat fixedly connected with the inner wall of the elevator shaft, and a spacing adjustment assembly connected between the guide rail connection seat and the wall-attached installation seat, wherein the spacing adjustment assembly can adjust the distance between the guide rail connection seat and the wall-attached installation seat under external force; the mounting seat further comprises a guide part for guiding the relative sliding between the wall-attached mounting seat and the guide rail connecting seat;
The interval adjusting assembly comprises a first connecting seat and a second connecting seat which are respectively fixedly connected to the guide rail connecting seat and the wall-attached mounting seat, and a first threaded hole and a second threaded hole which are opposite in rotation direction are respectively formed in the first connecting seat and the second connecting seat; the device also comprises a threaded rod in threaded connection with the first threaded hole and the second threaded hole;
The lifting unit comprises lifting frames which are respectively arranged on the guide rail rods through lifting guide mechanisms, and a plurality of connecting beams which are connected between the two lifting frames, wherein the driving device is a rotating motor fixedly connected between two adjacent connecting beams, and a lifting transmission mechanism is arranged between a power output shaft of the rotating motor and the guide rail frames.
2. A lifting device for transporting personnel in an elevator hoistway at construction of a main structure as claimed in claim 1, wherein: a supporting seat for supporting the guide rail frame is arranged at the bottom of the guide rail frame, and a buffer for decelerating the descent of the elevator cage is arranged on the supporting seat; the supporting seat comprises a supporting frame and a guide rail rod connecting part fixedly connected to the supporting frame and formed with the guide rail rod, and supporting feet with adjustable height are arranged on the side walls of the supporting frame.
3. A lifting device for transporting personnel in an elevator hoistway at construction of a main structure as claimed in claim 1, wherein: the lifting transmission mechanism comprises a rack fixedly connected to the guide rail frame and a gear fixedly connected to the power output shaft of the rotating motor and meshed with the rack for transmission.
4. A lifting device for transporting personnel in an elevator hoistway at construction of a main structure as claimed in claim 3, wherein: and a falling protector meshed with the racks is arranged between the lifting frames.
5. A lifting device for transporting personnel in an elevator hoistway at construction of a main structure as claimed in claim 1, wherein: the lifting guide mechanism comprises an anti-camber guide wheel set and an anti-roll guide wheel set which are fixedly connected to the lifting frame, the anti-camber guide wheel set comprises a first anti-camber guide wheel and a second anti-camber guide wheel which are rotatably arranged on the lifting frame, and the first anti-camber guide wheel and the second anti-camber guide wheel are clamped between the front end face and the rear end face of the guide rail rod in a rolling way; the anti-rolling guide wheel group comprises an anti-rolling guide wheel which is rotationally arranged on the lifting frame, and the anti-rolling guide wheel is propped against the outer side end surface of the guide rail rod.
6. A lifting device for transporting persons in an elevator hoistway at construction of a main structure according to any of claims 1 to 5, characterized in that: the elevator cage comprises a bottom frame, a top frame and a plurality of upright posts connected between the bottom frame and the top frame, wherein a connecting part connected with the lifting frame is formed on one end face of the elevator cage, and a push-pull door plate is formed on the other end face of the elevator cage relative to the connecting part.
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| CN202011195946X | 2020-10-30 | ||
| CN202011195946.XA CN112125091A (en) | 2020-10-30 | 2020-10-30 | Lifting device for transporting personnel in elevator shaft during construction of main structure |
| CN2020224796945 | 2020-10-30 | ||
| CN202022479694 | 2020-10-30 |
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| CN202023061696.9U Active CN214495317U (en) | 2020-10-30 | 2020-12-17 | Lifting device for transporting personnel in elevator shaft during construction of main structure |
| CN202011501044.4A Active CN112591582B (en) | 2020-10-30 | 2020-12-17 | Lifting equipment for transporting personnel in elevator shaft during construction of main body structure |
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| CN202023061696.9U Active CN214495317U (en) | 2020-10-30 | 2020-12-17 | Lifting device for transporting personnel in elevator shaft during construction of main structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021180510A1 (en) * | 2020-03-12 | 2021-09-16 | Inventio Ag | Method for forming a guide structure for guiding an elevator car in an elevator shaft |
| CN214495317U (en) * | 2020-10-30 | 2021-10-26 | 河北亿安工程技术股份有限公司 | Lifting device for transporting personnel in elevator shaft during construction of main structure |
| CN117228484B (en) * | 2023-11-13 | 2024-03-15 | 烟台市政府投资工程建设服务中心 | Building construction lifting device and application method thereof |
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| CN112591582A (en) | 2021-04-02 |
| CN214495317U (en) | 2021-10-26 |
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