Construction platform for right-angle door opening elevator installation

Abstract

The utility model relates to a construction platform for installing a right-angle door opening elevator, which comprises an installation frame, the installation frame comprises at least two cross beams and a plurality of stand columns, the cross beams are arranged in parallel in the vertical direction, the cross beams are connected through the stand columns, and guide shoe assemblies matched with elevator shaft guide rails are arranged at the two ends of the cross beams; the working platform comprises a pedal and a fence arranged on the edge of the pedal; the pedal is arranged at the top of the mounting frame, the fence comprises a first fence and a second fence, the first fence and the second fence are arranged corresponding to the two elevator shaft guide rails respectively, and projections of the first fence and the second fence in the vertical direction intersect with the axis of the cross beam; construction operation positions are arranged between the first fence and the two ends of the cross beam and between the second fence and the two ends of the cross beam; and the lifting mechanism is arranged on the mounting frame and used for driving the construction platform to ascend and descend. The construction platform can be used for installing the right-angle door opening elevator, construction operation of constructors is facilitated, and the installation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lifting construction equipment, in particular to a construction platform for right-angle door opening elevator installation. BACKGROUND

[0002] In today's urban environment where high-rise buildings are everywhere, elevators have become a standard for high-rise buildings. Due to the high floor, the installation of the elevator usually needs to be completed with the help of a construction platform. The installation process of the elevator generally follows the following steps: first, install the first section of guide rail at the bottom of the elevator shaft, the construction platform gradually rises along the guide rail, and the next section of guide rail is installed after reaching the predetermined position, this process is repeated until all the guide rails are installed; then, the installation of the auxiliary guide rail (the guide rail used by the elevator counterweight) and the elevator door is carried out, and finally the main body of the elevator is installed.

[0003] Please refer to Figure 1 , the cross section of the conventional elevator shaft 10 is usually rectangular, and the shaft door 11 is provided on one side, and the shaft guide rail 12 is arranged on the two sides adjacent to the shaft door 11. The existing construction platform 20 usually includes a mounting frame, a working platform arranged on the mounting frame, and a lifting mechanism for driving the construction platform to lift. Among them, the mounting frame can slide along the guide rails on both sides of the elevator shaft. In order to improve the space utilization, the working platform of the existing construction platform is designed in a rectangular shape.

[0004] However, with the increasing diversification of modern building civil layout and orientation requirements, some elevator cars need to be equipped with two-direction access door areas, and the right-angle door opening design is adopted. In order to meet this demand, the guide rail needs to be installed at two diagonal positions of the shaft, and the existing construction platform is not suitable for the installation of such right-angle door opening elevators. SUMMARY

[0005] Therefore, the utility model aims at overcoming the defects or deficiencies of the prior art, and providing a construction platform for right-angle door opening elevator installation, which can facilitate the construction operation of construction personnel and improve the installation efficiency.

[0006] The utility model is realized through the following technical schemes: a construction platform for right-angle door opening elevator installation, comprising:

[0007] The mounting frame comprises at least two cross beams and a plurality of columns, the cross beams are arranged in parallel in the vertical direction, and the cross beams are connected by the columns, and the two ends of the cross beams are provided with guide shoe assemblies matched with the elevator shaft guide rails;

[0008] The work platform comprises a footboard and a fence arranged at the edge of the footboard; the footboard is arranged at the top of the mounting frame, the fence comprises a first fence and a second fence, the first fence and the second fence are arranged corresponding to two elevator shaft guide rails respectively, and the projection of the first fence and the second fence in the vertical direction intersects with the axis of the cross beam; a construction operation position is arranged between the first fence and the two end portions of the cross beam respectively.

[0009] The lifting mechanism is arranged on the mounting frame.

[0010] Compared with the prior art, the construction platform provided by the utility model has the advantages that the design of the first fence and the second fence makes the work platform have a larger space at two diagonal positions corresponding to the diagonal-opening elevator shaft, thereby facilitating the standing of the construction personnel and the installation of the elevator guide rail; on this basis, the construction operation position is arranged to provide more operation areas for the construction personnel, thereby facilitating the construction of the construction personnel and improving the installation efficiency of the diagonal-opening elevator.

[0011] Further, the projection of the first fence and the second fence in the vertical direction is perpendicular to the axis of the cross beam. The first fence and the second fence respectively face two diagonal positions of the diagonal-opening elevator shaft, thereby facilitating the operation.

[0012] Further, the projection of the fence in the vertical direction is hexagonal, and the fence further comprises a third fence, a fourth fence, a fifth fence and a sixth fence; the first fence and the second fence are arranged opposite to each other, the third fence and the fourth fence are adjacent to the first fence respectively, and the third fence and the fourth fence are perpendicular to each other, the fifth fence and the sixth fence are adjacent to the second fence respectively, and the fifth fence and the sixth fence are perpendicular to each other. The first fence and the second fence are opposite to the diagonal of the elevator shaft, thereby facilitating the operation; the design that the third fence and the fourth fence are perpendicular to each other and the fifth fence and the sixth fence are perpendicular to each other helps to increase the overall space of the work platform.

[0013] Further, the third fence and the fourth fence are both provided with an entrance and exit, and the two entrances and exits correspond to two elevator shaft doors of the diagonal-opening elevator shaft respectively. The construction personnel can enter and exit the diagonal-opening elevator shaft through the entrances and exits and the elevator shaft doors.

[0014] Further, the work platform further comprises a temporary footboard, the temporary footboard is arranged between the entrance and exit and the elevator shaft door and is connected with the footboard. The temporary footboard is arranged between the entrance and exit and the elevator shaft door, thereby reducing the gap between the entrance and exit and the elevator shaft door and improving the safety.

[0015] Further, the guide shoe assembly comprises a shoe head, a shoe body and a shoe base; the shoe head is connected with the shoe base through the shoe body, the shoe base is fixedly installed at the end of the cross beam, the shoe head is provided with a groove, the elevator shaft guide rail is provided with a protruding part, and the groove is matched with the protruding part. Through cooperation of the guide shoe assembly and the elevator guide rail, the lifting guide of the construction platform is realized.

[0016] Further, the mounting frame comprises a first cross beam, a second cross beam and two columns, the first cross beam is located above the second cross beam, the first cross beam is connected with the second cross beam through the two columns to form a frame structure, and the foot plate is arranged on the first cross beam. The frame structure has good structural stability.

[0017] Further, the mounting frame further comprises a third cross beam, the third cross beam is located between the first cross beam and the second cross beam, two ends of the third cross beam are connected with the two columns respectively, and the lifting mechanism is arranged on the third cross beam. The lifting mechanism is supported by the third cross beam.

[0018] Further, the mounting frame further comprises a support assembly, the support assembly is arranged on the cross beam away from the foot plate and is used for supporting two sides of the foot plate away from the cross beam. Through the design of the support assembly, the carrying capacity of the foot plate is improved, and the safety is improved.

[0019] Further, the lifting mechanism comprises two lifting rope winding and unwinding devices and lifting ropes, the two lifting rope winding and unwinding devices are symmetrically arranged on the cross beam, the foot plate is provided with rope holes at positions corresponding to the two lifting rope winding and unwinding devices, and the lifting ropes are connected with the lifting rope winding and unwinding devices through the rope holes. The double lifting rope winding and unwinding devices help to improve the lifting efficiency and stability and increase the safety factor.

[0020] In order to better understand and implement, the present application is described in detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a schematic diagram of the position of the existing construction platform in the conventional elevator shaft;

[0022] Figure 2 It is a schematic diagram of the position of the construction platform in the right-angle door opening elevator shaft according to the present application;

[0023] Figure 3 It is a schematic diagram of the structure of the construction platform according to the present application.

[0024] 10, elevator shaft; 11, shaft door; 12, shaft guide rail; 13, shaft sub-guide rail; 20, existing construction platform; 30, right-angle opening elevator shaft; 31, elevator shaft door; 32, elevator shaft guide rail; 33, elevator shaft sub-guide rail; 40, construction platform for right-angle opening elevator installation; 41, mounting frame; 411, first cross beam; 412, second cross beam; 413, third cross beam; 414, stand column; 415, support beam; 416, support column; 42, step; 421, rope hole; 43, fence; 431, first fence; 432, second fence; 433, third fence; 434, fourth fence; 435, fifth fence; 436, sixth fence; 437, entrance and exit; 44, temporary step; 50, guide shoe assembly; 60, hoisting rope winding and unwinding device. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the utility model more clearly understood, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0026] The right-angle opening elevator is designed and developed to adapt to the requirement of the building structure for the 90° corner layout of the elevator entrance and exit. As shown in Figure 2 The right-angle opening elevator shaft 30 is also rectangular in design, and any two adjacent sides thereof are provided with elevator shaft doors 31, and two elevator shaft guide rails 32 are arranged at two diagonal positions in the right-angle opening elevator shaft 30. However, the existing construction platform is only suitable for the installation of conventional elevators (i.e. the guide rails are symmetrically arranged on the inner walls of the two sides of the elevator shaft). In this regard, the embodiment provides a construction platform 40 for right-angle opening elevator installation.

[0027] Please refer to Figures 2 to 3 The construction platform comprises a mounting frame 41, a work platform and a lifting mechanism. The mounting frame 41 is arranged in the right-angle opening elevator shaft 30 and can slide along the elevator shaft guide rails 32 at the two diagonal positions of the right-angle opening elevator shaft 30; the work platform is arranged on the top of the mounting frame 41 and is used for installation personnel construction; and the lifting mechanism is arranged in the mounting frame 41 and is used for driving the construction platform to ascend and descend along the elevator shaft guide rails 32.

[0028] The specific structure of the construction platform will be described in detail below.

[0029] As shown in Figure 3As shown, in the present embodiment, the mounting rack 41 comprises a first cross beam 411, a second cross beam 412 and two upright columns 414, the first cross beam 411 and the second cross beam 412 are arranged in parallel in the vertical direction, the first cross beam 411 is above the second cross beam 412, and the first cross beam 411 is connected with the second cross beam 412 through the two upright columns 414, forming a rectangular frame structure. The design of the rectangular frame structure helps to improve the structural stability and carrying capacity of the mounting rack 41. Of course, in other alternative embodiments, the mounting rack 41 can comprise two or more cross beams and a plurality of upright columns, the two or more cross beams are parallel to each other in the vertical direction, and the cross beams are connected by at least two upright columns.

[0030] In the present embodiment, both ends of the first cross beam 411 and the second cross beam 412 are provided with a guide shoe assembly 50 matched with the elevator shaft guide rail 32. Specifically, the guide shoe assembly 50 comprises a shoe head, a shoe body and a shoe seat; the shoe head is connected with the shoe seat through the shoe body, the shoe seat is fixedly installed at the two end portions of the first cross beam and the second cross beam, the shoe head is provided with a groove, the elevator shaft guide rail is provided with a protrusion, and the groove is matched with the protrusion. It should be noted that the guide shoe assembly is a prior art. By matching the groove on the shoe head with the protrusion on the elevator shaft guide rail, the smooth lifting of the construction platform along the predetermined path can be ensured. By providing the guide shoe assembly at both ends of the first cross beam and the second cross beam, the smoothness and safety of the lifting of the construction platform can be improved.

[0031] The work platform comprises a footboard 42 and a fence 43. The footboard 42 is arranged on the first cross beam 411, and the fence 43 is arranged at the edge of the footboard 42. In the present embodiment, the footboard 42 is a hexagonal structure, which comprises a first side, a second side, a third side, a fourth side, a fifth side and a sixth side, the first side and the second side are arranged opposite to each other, the third side and the fourth side are adjacent to the first side respectively, and the fifth side and the sixth side are adjacent to the second side respectively. The first side and the second side correspond to the two elevator shaft guide rails 32 respectively, and the projections of the first side and the second side in the vertical direction both intersect with the axis of the first cross beam 411. Of course, in other alternative embodiments, the footboard 42 is not limited to a hexagonal structure, but can be an octagonal structure, etc., such as adding a seventh side and an eighth side between the third side and the fifth side and between the fourth side and the sixth side. In the present embodiment, the footboard 42 is a split design, which comprises two pentagonal footboards with the same shape and size, and the two pentagonal footboards are spliced together. The split design of the footboard 42 helps to facilitate transportation and assembly. Of course, in other alternative embodiments, the footboard 42 can be a one-piece design.

[0032] Correspondingly, the fences 43 include a first fence 431, a second fence 432, a third fence 433, a fourth fence 434, a fifth fence 435, and a sixth fence 436. The first fence 431, the second fence 432, the third fence 433, the fourth fence 434, the fifth fence 435, and the sixth fence 436 are arranged one-to-one corresponding to the first side, the second side, the third side, the fourth side, the fifth side, and the sixth side. Through the above arrangement, the work platform has a larger space at two positions corresponding to the opposite corners of the elevator shaft, allowing multiple construction personnel to stand and install the elevator shaft guide rail 32. Preferably, the projections of the first side and the second side in the vertical direction are both perpendicular to the axis of the first cross beam 411. Thus, through the above design, the first fence 431 and the second fence 432 arranged at the first side and the second side, respectively, are both directly opposite the two opposite corner positions of the right-angle opening door elevator shaft 30, facilitating the operation of the installer.

[0033] Preferably, the first fence 431 and the second fence 432 are both provided with a construction operation position between the two end portions of the first cross beam 411. Specifically, the first fence 431 has a certain horizontal distance from one end portion of the first cross beam 411, and the second fence 432 has a certain horizontal distance from the other end portion of the first cross beam 411. Thus, the first fence 431 and the second fence 432 both have a certain space from the two opposite corner positions of the right-angle opening door elevator shaft 30, respectively, to provide more operable space for the installer, thereby facilitating the construction of the construction personnel and improving the installation efficiency of the right-angle opening door elevator.

[0034] In the present embodiment, the third fence 433 and the fourth fence 434 are perpendicular to each other, and the third fence 433 and the fourth fence 434 are both provided with an entrance and exit 437, and the two entrances and exits 437 correspond to the two elevator shaft doors 31 of the right-angle opening door elevator shaft 30, respectively. This facilitates the construction personnel to enter and exit the right-angle opening door elevator shaft 30 through the entrance and exit 437 and the elevator shaft door 31. Of course, the fifth fence 435 and the sixth fence 436 can also be arranged perpendicular to each other, thereby helping to increase the overall space and balance of the work platform.

[0035] In the present embodiment, the work platform further includes a temporary step 44, which is arranged between the entrance and exit 437 and the elevator shaft door 31 and is connected with the step 42. By increasing the temporary step 44 between the entrance and exit 437 and the elevator shaft door 31, the gap between the entrance and exit 437 and the elevator shaft door 31 is reduced, and the safety is improved.

[0036] In the embodiment, the mounting frame 41 further comprises a support assembly arranged on the second cross beam 412 for supporting the two sides of the footboard 42 away from the first cross beam 411.

[0037] Specifically, the support assembly comprises two horizontally extending support beams 415 and four vertically extending support columns 416. The two support beams 415 are symmetrically arranged near the two ends of the second cross beam 412, the support beams 415 are perpendicular to the second cross beam 412, and the middle portions of the support beams 415 are fixed on the second cross beam 412; the support columns 416 are arranged at the two ends of the support beams 415, and the ends of the support columns 416 away from the support beams 415 abut against the bottom of the footboard 42. The support beams 415 and the support columns 416 support the footboard 42, thereby improving the carrying capacity of the footboard 42 and the safety. Of course, in other alternative embodiments, the support assembly can be two inclined support columns, the two inclined support columns are arranged on the two sides of the second cross beam 412, one end of each of the two inclined support columns is fixedly connected with the second cross beam 412, and the other end of each of the two inclined support columns abuts against the two sides of the footboard 42 away from the first cross beam 411.

[0038] In the embodiment, the lifting mechanism comprises two lifting rope winding and unwinding devices 60 and lifting ropes (not shown in the figure). The mounting frame 41 further comprises a third cross beam 413 between the first cross beam 411 and the second cross beam 412, and the two ends of the third cross beam 413 are connected with the two upright columns 414. The two lifting rope winding and unwinding devices 60 are symmetrically arranged on the third cross beam 413, the footboard 42 is provided with rope holes 421 corresponding to the two lifting rope winding and unwinding devices 60, and the lifting ropes pass through the rope holes 421 and are connected with the lifting rope winding and unwinding devices 60. The lifting rope winding and unwinding device 60 is a lifting machine, and the lifting machine is a prior art, which generally comprises a driving motor and a winding shaft. One end of the lifting rope is fixed to the top of the elevator shaft or hung in the construction site through a support column, the other end of the lifting rope is connected with the winding shaft, the winding shaft is driven by the driving motor to wind and unwind the lifting rope, and the lifting is realized. Of course, in other alternative embodiments, the number of the lifting rope winding and unwinding devices is not limited to two, and can be one, four or other numbers.

[0039] Compared with the prior art, the construction platform provided by the utility model has larger space at two positions corresponding to the diagonal positions of the right-angle opening door elevator shaft, which facilitates the standing of the construction personnel and the installation of the elevator guide rail; on this basis, the construction operation position is arranged to provide more operation areas for the construction personnel, thereby facilitating the construction of the construction personnel and improving the installation efficiency of the right-angle opening door elevator.

[0040] The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items. The above description is presented to enable any person skilled in the art to practice the present embodiments as claimed. No limitation to the scope of the present embodiments is intended to be presented by the description and / or drawings. Changes can be made, and various clearly do not depart from the scope of the present embodiments. Therefore, the present embodiments are defined by the scope of the claims rather than the foregoing description and / or drawings. Various embodiments can omit, substitute, or add various procedures or components as appropriate. For instance, the order of the steps can be changed, or various elements can be added, deleted, modified, or substituted. Even though specific embodiments of the present disclosure can be shown, the present disclosure is not limited to the pluraity of forms as set forth herein, but includes all possible

[0041] The above-described embodiments are merely illustrative of the present disclosure and do not limit the scope of the present disclosure. It should be noted that, for those skilled in the art, without departing from the concept of the present disclosure, a number of modifications and improvements can be made, which are all within the scope of the present disclosure.

Claims

1. A construction platform for installing a right-angle door elevator, characterized in that, include: The mounting frame includes at least two crossbeams and several columns. The crossbeams are arranged in parallel in the vertical direction and are connected to each other through the columns. The two ends of the crossbeams are provided with guide shoe assemblies that match the elevator shaft guide rails. A work platform, the work platform including a footboard and a fence disposed on the edge of the footboard; The treadle is located on the top of the mounting frame. The enclosure includes a first enclosure and a second enclosure, which are respectively set corresponding to the two elevator shaft guide rails. The vertical projections of the first enclosure and the second enclosure intersect the axis of the crossbeam. Construction operation positions are provided between the first enclosure and the two ends of the crossbeam. A lifting mechanism is provided on the mounting frame.

2. The construction platform for installing a right-angle door elevator according to claim 1, characterized in that, The vertical projections of both the first and second fences are perpendicular to the axis of the crossbeam.

3. The construction platform for installing a right-angle door elevator according to claim 2, characterized in that, The vertical projection of the fence is hexagonal, and the fence also includes a third fence, a fourth fence, a fifth fence, and a sixth fence; The first fence and the second fence are positioned opposite each other. The third fence and the fourth fence are adjacent to the first fence and are perpendicular to the fourth fence. The fifth fence and the sixth fence are adjacent to the second fence and are perpendicular to the sixth fence.

4. The construction platform for installing a right-angle door elevator according to claim 3, characterized in that, Both the third and fourth fences have entrances and exits, and the two entrances and exits correspond to the two elevator shaft doors of the right-angle elevator shaft.

5. The construction platform for installing a right-angle door elevator according to claim 4, characterized in that, The work platform also includes a temporary step, which is located between the entrance / exit and the elevator shaft door and is connected to the step.

6. The construction platform for installing a right-angle door elevator according to claim 1, characterized in that, The guide shoe assembly includes a shoe toe, a shoe body, and a shoe base; the shoe toe is connected to the shoe base through the shoe body, the shoe base is fixedly installed at the end of the crossbeam, the shoe toe is provided with a groove, and the elevator shaft guide rail is provided with a protrusion, the groove and the protrusion matching each other.

7. The construction platform for installing a right-angle door elevator according to claim 1, characterized in that, The mounting frame includes a first crossbeam, a second crossbeam, and two uprights. The first crossbeam is located above the second crossbeam and is connected to the second crossbeam via the two uprights to form a frame structure. The pedal is mounted on the first crossbeam.

8. The construction platform for installing a right-angle door elevator according to claim 7, characterized in that, The mounting frame also includes a third crossbeam, which is located between the first crossbeam and the second crossbeam. Both ends of the third crossbeam are connected to the two columns respectively, and the lifting mechanism is mounted on the third crossbeam.

9. The construction platform for installing a right-angle door elevator according to claim 1, characterized in that, The mounting bracket also includes a support assembly located away from the pedal and disposed on the crossbeam, for supporting the pedal on both sides away from the crossbeam.

10. The construction platform for installing a right-angle door elevator according to claim 1, characterized in that, The lifting mechanism includes two lifting rope winding and unwinding devices and a lifting rope; the two lifting rope winding and unwinding devices are symmetrically arranged on the crossbeam, and the pedal has rope holes at the positions corresponding to the two lifting rope winding and unwinding devices, through which the lifting rope passes and connects to the lifting rope winding and unwinding devices.

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