CN212478503U

CN212478503U - Elevator shaft construction operation platform

Info

Publication number: CN212478503U
Application number: CN202021031647.8U
Authority: CN
Inventors: 宋鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-02-05
Anticipated expiration: 2030-06-08

Abstract

The utility model belongs to the elevator field, in particular to an elevator shaft construction operation platform, aiming at the problems of inconvenient erection, inconvenient reuse and excessive consumption of materials of the existing operation platform, the utility model provides a proposal which comprises an elevator shaft, wherein, both sides of the elevator shaft are fixedly provided with well mouth side walls, the top parts of the two well mouth side walls are provided with a same hoisting component, the hoisting component is provided with two steel cables, the bottoms of the two steel cables extend to the inside of the elevator shaft, one side of the two steel cables close to each other is fixedly provided with a same operation platform, the top part of the operation platform is fixedly provided with a plurality of vertical steels arranged in a matrix arrangement, the bottom part of the operation platform is rotatably provided with two symmetrically arranged lead screws, the outer sides of the two lead screws are all in threaded connection with an extrusion block, compared with the traditional built-up operation platform, operation platform's reuse rate is high, conveniently constructs the elevartor shaft, has reduced construction cost.

Description

Elevator shaft construction operation platform

Technical Field

The utility model relates to an elevator technical field especially relates to an elevartor shaft construction operation platform.

Background

In a high-rise building, the structural construction of an elevator shaft is an indispensable part, and when the elevator shaft is constructed, a construction protection device needs to be erected to carry out a series of construction processes. The steel pipe derrick is generally erected between a shear wall and an elevator beam to serve as an operation platform in a traditional construction protection device, specifically, two bearing beams are firstly erected between the shear wall and the elevator beam, vertical positioning steel bars are welded on the bearing beams, steel pipes are inserted into the positioning steel bars to erect the operation platform, and an upper panel is laid on the platform to perform operation.

The existing operating platform has the defects that the operating platform is inconvenient to erect, inconvenient to use repeatedly and excessive in consumable material loss, so that the elevator shaft construction operating platform is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having operating platform to have among the prior art and having operating platform to set up inconveniently, inconvenient used repeatedly, the too much shortcoming of consumptive material loss, and the elevartor shaft construction operating platform who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an elevator shaft construction operating platform comprises an elevator shaft, wherein both sides of the elevator shaft are fixedly provided with well mouth side walls, the tops of the two well mouth side walls are provided with the same hoisting assembly, the hoisting assembly is provided with two steel cables, the bottoms of the two steel cables extend into the elevator shaft, one side, close to each other, of the two steel cables is fixedly provided with the same operating platform, the top of the operating platform is fixedly provided with a plurality of vertical steels in a matrix arrangement, the bottom of the operating platform is rotatably provided with two symmetrically arranged lead screws, the outer sides of the two lead screws are in threaded connection with extrusion blocks, the bottom of the operating platform is slidably provided with four trapezoid blocks in a matrix arrangement, one side, close to each other, of the two trapezoid blocks at the same side is respectively in sliding connection with both sides of the extrusion blocks, one side, far away from each other, of, the elevator shaft is characterized in that a plurality of pin holes which are arranged in a matrix mode are formed in the inner walls of two sides of the elevator shaft, one ends, far away from each other, of the four pin shafts extend into the four pin holes respectively and can be detached from the four pin holes to be movably clamped, and the two screw rods are connected with the same operation assembly in a transmission mode.

Preferably, in order to make things convenient for operation platform's rising and decline for the process of elevartor shaft construction, hoisting assembly includes the driving motor of fixed mounting at well head lateral wall top, the one end fixed mounting of driving motor output shaft has the pivot, the outside fixed cover of pivot is equipped with two capstans that the symmetry set up, and the one end of two cable wires is respectively around establishing on two capstans.

Preferably, for hoist and mount operation platform is more stable, improve factor of safety, the top of two well head lateral walls is fixed mounting respectively has first connecting rod and second connecting rod, one side of first connecting rod and the one end of pivot rotate to be connected, one side of second connecting rod and one side fixed mounting of driving motor, one side that first connecting rod and second connecting rod are close to each other all is provided with spacing wheel, two cable wires closely laminate with the inner circle of two spacing wheels respectively.

Preferably, for further carrying on spacingly to operation platform, avoid operation platform and rock great situation, the operation subassembly includes the operation motor of fixed mounting in the operation platform bottom, the fixed cover of one end of operation motor output shaft is equipped with first bevel gear, and the one end that two lead screws are close to each other is all fixed the cover and is equipped with the second bevel gear, and two second bevel gears all mesh with first bevel gear mutually, operation platform's bottom slidable mounting has two limiting plates that the symmetry set up, and one side that two limiting plates kept away from each other is respectively with one side fixed mounting that two extrusion pieces are close to each other.

Preferably, in order to accommodate four round pins to operation platform's bottom for convenience, operation platform's bottom fixed mounting has four sleeves that are the matrix arrangement, and four round pins one end of keeping away from each other run through four sheathed tube inner circles respectively and respectively with four sheathed tube inner circle sliding connection, and four sheathed tube inside all fixed mounting have reset spring, and four reset spring are respectively around establishing in the outside of four round pins, and four reset spring one end of keeping away from each other box the outside fixed mounting of four round pins respectively.

In the utility model, every four pin holes are positioned on the same horizontal plane, the distance between two longitudinal pin holes is between one meter five and one meter eight, when the operation platform is needed, firstly, the switch of the driving motor is pressed down to enable the rotating shaft to rotate along with the output shaft of the driving motor, two steel cables are wound on the two winches through the two winches, and then the operation platform is pulled to move upwards, when the pin shaft and the pin holes are positioned on the same horizontal plane, the driving motor is stopped, the driving motor has self-cable property, the switch of the operation motor is pressed down, the first bevel gear rotates, the two lead screws and the output shaft of the operation motor are linked through the meshing relationship of the first bevel gear and the second bevel gear, the two extrusion blocks move transversely to the side far away from each other, the extrusion blocks can extrude the two trapezoidal blocks to slide along the X-axis direction, and then four pin shafts are driven to be inserted into the four pin holes, the four reset springs are stressed to deform, when the operating platform continues to ascend, the operating motor rotates reversely, the extrusion block resets, and the four pin shafts move to the outside of the pin holes under the action of the restoring forces of the four reset springs, so that the operating platform is prevented from shaking in the construction process, the safety coefficient is improved, and compared with a traditional built operating platform, the operating platform is high in repeated utilization rate, convenient to construct an elevator shaft and low in construction cost;

in order to solve the problem that the two extrusion blocks can shift when moving along the Y-axis direction, the two limiting plates arranged at the bottom of the operating platform can ensure that the positions of the extrusion blocks cannot be inclined when moving;

in order to solve the problems that the two steel cable falling positions are easy to incline and the operation platform shakes greatly, the steel cable falling positions can be vertical all the time through the two limiting wheels arranged on the first connecting rod and the second connecting rod, and the stability of the operation platform is ensured.

Drawings

Fig. 1 is a schematic front view of an elevator shaft construction operating platform provided by the utility model;

fig. 2 is a schematic view of a bottom view of an operating platform of the elevator shaft construction operating platform provided by the present invention;

fig. 3 is the utility model provides a part A structure enlarged schematic diagram in elevator shaft construction operation platform's figure 1.

In the figure: the elevator comprises an elevator shaft 1, an elevator shaft 2, a side wall of the elevator shaft, a driving motor 3, a rotating shaft 4, a winch 5, a steel cable 6, a limiting wheel 7, an operating platform 8, vertical steel 9, an operating motor 10, a first bevel gear 11, a screw rod 12, a second bevel gear 13, an extrusion block 14, a trapezoidal block 15, a limiting plate 16, a sleeve 17, a return spring 18, a pin shaft 19 and a pin hole 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, an elevator shaft construction operation platform comprises an elevator shaft 1, wherein both sides of the elevator shaft 1 are fixedly provided with well mouth side walls 2, the tops of the two well mouth side walls 2 are provided with a same hoisting assembly, the hoisting assembly is provided with two steel cables 6, the bottoms of the two steel cables 6 extend into the elevator shaft 1, one side, close to each other, of each of the two steel cables 6 is fixedly provided with a same operation platform 8, the top of the operation platform 8 is fixedly provided with a plurality of vertical steels 9 arranged in a matrix manner, the bottom of the operation platform 8 is rotatably provided with two symmetrically arranged lead screws 12, the outer sides of the two lead screws 12 are in threaded connection with extrusion blocks 14, the bottom of the operation platform 8 is slidably provided with four trapezoidal blocks 15 arranged in a matrix manner, one side, close to each other, of the two trapezoidal blocks 15 positioned on the same side are respectively in sliding connection with both sides of the extrusion blocks 14, one side, a plurality of pin holes 20 arranged in a matrix are formed in the inner walls of two sides of the elevator shaft 1, one ends of the four pin shafts 19, which are far away from each other, extend into the four pin holes 20 respectively and can be separated from the four pin holes 20 to be movably clamped, and the two screw rods 12 are in transmission connection with the same operation assembly.

Example two

The following further improvements are made on the basis of the first embodiment:

the utility model discloses in, for the convenience of operation platform 8's rising and decline for the process of 1 construction of elevartor shaft, hoisting assembly includes the driving motor 3 of fixed mounting at 2 tops of well head lateral wall, and the one end fixed mounting of driving motor 3 output shaft has pivot 4, and the fixed cover in the outside of pivot 4 is equipped with two capstan winch 5 that the symmetry set up, and the one end of two cable wires 6 is respectively around establishing on two capstan winch 5.

The utility model discloses in, for hoist and mount operation platform 8 is more stable, improve factor of safety, there are first connecting rod and second connecting rod at the top of two well head lateral walls fixed mounting respectively, one side of first connecting rod and the one end of pivot 4 are rotated and are connected, one side of second connecting rod and one side fixed mounting of driving motor 3, one side that first connecting rod and second connecting rod are close to each other all is provided with spacing wheel 7, two cable wires 6 respectively with the inseparable laminating of the inner circle of two spacing wheels 7.

The utility model discloses in, in order to further carry on spacingly to operation platform 8, it rocks great situation to avoid operation platform 8, the operation subassembly includes the operation motor 10 of fixed mounting in operation platform 8 bottom, the fixed cover of one end of operation motor 10 output shaft is equipped with first bevel gear 11, the equal fixed cover of one end that two lead screws 12 are close to each other is equipped with second bevel gear 13, two second bevel gears 13 all mesh with first bevel gear 11 mutually, operation platform 8's bottom slidable mounting has two limiting plates 16 that the symmetry set up, one side that two limiting plates 16 kept away from each other respectively with two one side fixed mounting that extrusion piece 14 is close to each other.

The utility model discloses in, in order to accomodate four round pin axles 19 to operation platform 8's bottom for the convenience, operation platform 8's bottom fixed mounting has four sleeve pipes 17 that are the matrix arrangement, four round pin axles 19 one end of keeping away from each other run through four sleeve pipes 17's inner circle respectively and respectively with four sleeve pipes 17's inner circle sliding connection, four sleeve pipes 17's the equal fixed mounting in inside has reset spring 18, four reset spring 18 are respectively around establishing in four round pin axle 19's the outside, and four reset spring 18 one end of keeping away from each other box four round pin axle 19's outside fixed mounting respectively.

In the utility model, when the operation platform 8 is needed, firstly, the switch of the driving motor 3 is pressed down to make the rotating shaft 4 rotate along with the output shaft of the driving motor 3, the two steel cables 6 are wound on the two winches 5 through the two winches 5, and then the operation platform 8 is pulled to move upwards, when the pin shaft 19 and the pin hole 20 are positioned on the same horizontal plane, the driving motor 3 is stopped, the driving motor 3 has self-rope property, the switch of the operation motor 10 is pressed down, the first bevel gear 11 rotates, through the meshing relationship of the first bevel gear 11 and the second bevel gear 13, the two lead screws 12 are linked with the output shaft of the operation motor 10, the two extrusion blocks 14 move transversely to the side far away from each other, the extrusion blocks 14 can extrude the two trapezoidal blocks 15 to slide along the X-axis direction, and then four pin shafts 19 are driven to be inserted into the four pin holes 20, deformation takes place for four reset spring 18 atress, when operation platform 8 continues to rise, operation motor 10 reversal, extrusion piece 14 resets, four round pin axles 19 remove to the outside of pinhole 20 under the effect of four reset spring 18 restoring forces, the purpose that sets up like this is to avoid operation platform 8 to take place to rock in the work progress, improve factor of safety, than traditional operation platform 8 of putting up the formula, operation platform 8's reuse rate is high, the convenience is under construction to elevartor shaft 1, construction cost is reduced.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An elevator shaft construction operating platform comprises an elevator shaft (1) and is characterized in that both sides of the elevator shaft (1) are fixedly provided with well mouth side walls (2), the tops of the two well mouth side walls (2) are provided with the same hoisting assembly, the hoisting assembly is provided with two steel cables (6), the bottoms of the two steel cables (6) extend into the elevator shaft (1), one side, close to each other, of each of the two steel cables (6) is fixedly provided with the same operating platform (8), the top of the operating platform (8) is fixedly provided with a plurality of vertical steels (9) arranged in a matrix manner, the bottom of the operating platform (8) is rotatably provided with two symmetrically arranged lead screws (12), the outer sides of the two lead screws (12) are in threaded connection with extrusion blocks (14), and the bottom of the operating platform (8) is slidably provided with four trapezoidal blocks (15) arranged in a matrix manner, one side that two trapezoidal blocks (15) that are located the homonymy are close to each other respectively with the both sides sliding connection of extrusion piece (14), the equal fixed mounting in one side that two trapezoidal blocks (15) that are located the homonymy kept away from each other has round pin axle (19), all set up a plurality of pinhole (20) that are the matrix arrangement on the both sides inner wall of elevartor shaft (1), four round pin axle (19) one end of keeping away from each other extend to the inside of four pinhole (20) respectively and can break away from the activity with four pinhole (20) and clamp, and the transmission is connected with same operating element on two lead screws (12).

2. The elevator shaft construction operation platform as claimed in claim 1, wherein the hoisting assembly comprises a driving motor (3) fixedly mounted on the top of the side wall (2) of the wellhead, one end of the output shaft of the driving motor (3) is fixedly mounted with a rotating shaft (4), two symmetrically arranged winches (5) are fixedly sleeved on the outer side of the rotating shaft (4), and one ends of two steel cables (6) are respectively wound on the two winches (5).

3. The elevator shaft construction operating platform according to claim 1, wherein a first connecting rod and a second connecting rod are fixedly mounted at the tops of two well mouth side walls respectively, one side of the first connecting rod is rotatably connected with one end of the rotating shaft (4), one side of the second connecting rod is fixedly mounted with one side of the driving motor (3), limiting wheels (7) are arranged on the sides, close to each other, of the first connecting rod and the second connecting rod, and the two steel cables (6) are tightly attached to the inner rings of the two limiting wheels (7) respectively.

4. The elevator shaft construction operating platform as recited in claim 1, wherein the operating assembly comprises an operating motor (10) fixedly mounted at the bottom of the operating platform (8), a first bevel gear (11) is fixedly sleeved at one end of an output shaft of the operating motor (10), a second bevel gear (13) is fixedly sleeved at one end of each of two lead screws (12) close to each other, the two second bevel gears (13) are respectively engaged with the first bevel gear (11), two symmetrically arranged limiting plates (16) are slidably mounted at the bottom of the operating platform (8), and one sides of the two limiting plates (16) far away from each other are respectively fixedly mounted with one sides of the two extrusion blocks (14) close to each other.

5. The elevator shaft construction operating platform according to claim 1, wherein four sleeves (17) are fixedly arranged at the bottom of the operating platform (8) in a matrix arrangement, one ends, away from each other, of the four pins (19) respectively penetrate through the inner rings of the four sleeves (17) and are respectively in sliding connection with the inner rings of the four sleeves (17), return springs (18) are fixedly arranged inside the four sleeves (17), the four return springs (18) are respectively wound on the outer sides of the four pins (19), and one ends, away from each other, of the four return springs (18) are respectively fixedly arranged on the outer sides of the four pins (19).