CN115787999A - Elevator shaft construction platform and construction method thereof - Google Patents
Elevator shaft construction platform and construction method thereof Download PDFInfo
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- CN115787999A CN115787999A CN202211549743.5A CN202211549743A CN115787999A CN 115787999 A CN115787999 A CN 115787999A CN 202211549743 A CN202211549743 A CN 202211549743A CN 115787999 A CN115787999 A CN 115787999A
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Abstract
The invention discloses an elevator shaft construction platform and a construction method thereof, the elevator shaft construction platform has strong integrity, is suitable for elevator shafts and elevator door openings with different sizes, improves the safety of construction in an elevator shaft area, ensures enough bearing capacity and stability, and can be used by construction operators to complete various procedures of main structure construction on the construction platform, thereby improving the construction efficiency; meanwhile, the construction platform has the function of space adjustment; on the other hand, possess ann and tear open convenient, promote fast, assemble characteristics such as simple and easy, practice thrift the cost, guarantee elevartor shaft scope safety quick construction, further realize the synchronous operation from top to bottom in the elevartor shaft, satisfy the space operation condition of alternating, adapt to the construction demand of different elevartors shafts, can have enough to meet the need and use. The invention solves the problems that the construction is complicated in the conventional construction method of the elevator shaft construction platform, and the wall surface of the elevator shaft wall is required to be repaired after the elevator shaft construction platform is disassembled.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an elevator shaft construction platform and a construction method thereof.
Background
In building construction, the elevator shaft area is one of the areas with high danger in the whole construction process. The well wall conventionality of elevartor shaft comprises the shear force wall, and reinforcing bar, template, concrete construction work volume are big, and nevertheless constructor is comparatively difficult in the regional construction of elevartor shaft, and it is mainly that the lower part needs to establish construction platform and satisfies personnel's operation. In addition, the elevator shaft is vertically straight-through, so that the risk of falling from the edge and hitting objects at the lower part is high, particularly for high-rise and super-high-rise structures, the elevator shaft is large in height and large in cavity range, and the closed elevator shaft is very critical.
Therefore, it is a necessary condition for construction of the elevator shaft region to provide a safe and stable construction platform. The conventional method of the elevator shaft construction platform is to vertically divide the elevator shaft into a plurality of stages according to the height of the main structure, then to arrange simply supported I-shaped steel beams in sections in the elevator shaft to be erected as the construction platform, wherein the simply supported I-shaped steel beams are fixed on the main structure, and part of the simply supported I-shaped steel beams relates to the opening of the shear wall of the elevator shaft. The conventional construction method of the elevator shaft construction platform has many disadvantages, such as: need purchase processing I-steel according to the elevartor shaft size, artifical installation consumes greatly, has the risk of falling, the construction process is many, concrete wall repair, dismouting difficulty scheduling problem.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
In order to overcome the defects in the prior art, the elevator shaft construction platform and the construction method thereof are provided so as to solve the problems that the construction is complicated in the conventional construction method of the elevator shaft construction platform, and the wall surface of the elevator shaft wall needs to be repaired after the elevator shaft construction platform is disassembled.
In order to achieve the above object, there is provided an elevator shaft construction platform, comprising: the lower part of one side of the supporting piece is provided with an angle attaching notch, one side of the wall of the elevator shaft is provided with a plurality of door openings, the lower part of one door opening facing the inner edge opening of the elevator shaft is embedded in the angle attaching notches of the two supporting pieces, and the other side of the supporting piece extends into the elevator shaft;
the two upright columns are respectively vertically arranged on the other sides of the two supporting pieces, the upper parts of the upright columns are attached to the well wall above the inner edge opening of the door opening, and a first sliding groove which is vertically arranged is formed in one side of each upright column, which is back to the door opening;
one end of the beam assembly is slidably arranged in the first sliding groove, and the other end of the beam assembly abuts against the well wall opposite to the door opening;
the length-adjustable diagonal support piece is obliquely supported between the other end of the cross beam assembly and the other side of the supporting piece;
and the bedplate is detachably paved on the beam assembly.
Further, the beam assembly includes:
the two outer sleeves are oppositely arranged, the back-to-back end of one outer sleeve is abutted against the well wall, and the back-to-back end of the other outer sleeve is slidably arranged in the first sliding groove;
the two ends of the inner connecting sleeve are movably inserted into the opposite ends of the two outer sleeves respectively;
and the locking piece is used for locking the inner connecting sleeve and is arranged on the outer sleeve.
Furthermore, each upright post is provided with two diagonal supporting pieces, and the diagonal supporting pieces are obliquely supported between one ends of the two outer sleeves far away from the door opening and the upright post respectively.
Furthermore, the upper end of the inclined support piece is hinged to one end, far away from the door opening, of the outer sleeve, and the lower end of the inclined support piece is hinged to the upright post.
Furthermore, a second sliding groove is formed in the upper pipe wall of the outer sleeve, the beam assembly further comprises a longitudinal beam placed on the outer sleeve and a vertically-arranged dual-link, the longitudinal beam and the outer sleeve are arranged in a crossed mode, a third sliding groove is formed in the bottom of the longitudinal beam, the lower end of the dual-link is arranged in the second sliding groove in a sliding mode, the upper end of the dual-link is arranged in the third sliding groove in a sliding mode, and the bedplate is laid on the longitudinal beam.
Furthermore, a positioning lug is formed on the longitudinal beam, a limiting hole is formed in the bedplate, and the positioning lug is detachably inserted into the limiting hole.
Furthermore, the outer sleeve is connected with a lifting lug, and the top of the lifting lug is flush with the top of the longitudinal beam.
Furthermore, the inclined supporting piece is an electric hydraulic push rod.
Further, the support member includes:
the bearing plate is provided with two opposite ends, one end of the bearing plate is placed on the inner wall of the inner edge opening of the door opening, and the other end of the bearing plate extends into the elevator shaft;
the clamping plate is connected with the bottom of the bearing plate and presses against the well wall below the inner edge opening, and the angle attaching notch is formed between the clamping plate and one end of the bearing plate.
The invention provides a construction method of an elevator shaft construction platform, which comprises the following steps:
sleeving corner attaching notches of two supporting pieces on the lower part of a door opening at one side of the elevator shaft, wherein the lower part faces an inner edge opening of the elevator shaft;
hoisting a beam assembly in the elevator shaft and adjusting the position of one end of the beam assembly in a first chute of an upright column to rest the lower end of the upright column on the other side of the support, so that the beam assembly is arranged opposite to the wall of the shaft above the inner edge opening of the door opening;
adjusting the lengths of the beam assembly and the diagonal bracing piece, so that an upright column at one end of the beam assembly is pressed against the well wall above the inner edge opening of the door opening, the other end of the beam assembly is pressed against the well wall opposite to the door opening, and the diagonal bracing piece is obliquely supported between the other end of the beam assembly and the other side of the supporting piece;
and laying the bedplate on the beam assembly.
The elevator shaft construction platform has the beneficial effects that the elevator shaft construction platform is strong in integrity, is suitable for elevator shafts and elevator door openings with different sizes, improves the safety of construction in an elevator shaft area, ensures enough bearing capacity and stability, and can be used for completing various working procedures of main structure construction on the construction platform by construction operators, so that the construction efficiency is improved; meanwhile, the construction platform has the function of space adjustment; on the other hand, possess ann tear open convenient, promote fast, assemble characteristics such as simple and easy, practice thrift the cost, guarantee elevartor shaft scope safety quick construction, further realize the interior synchronous operation of going up and down of elevator shaft, satisfy the space operation condition of alternating, adapt to the construction demand of different elevartors shafts, can have enough to meet the need the use.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of an elevator shaft construction platform according to an embodiment of the present invention.
Fig. 2 is a side view of an elevator shaft construction platform of an embodiment of the present invention.
Fig. 3 is a top view of an elevator hoistway construction platform of an embodiment of the present invention.
Fig. 4 is an exploded view of the cross beam assembly according to the embodiment of the present invention.
Fig. 5 is a top view of a stringer of an embodiment of the present invention.
Fig. 6 is a top view of a platen according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 6, the present invention provides an elevator shaft construction platform, including: the device comprises a support 1, a column 2, a beam assembly 3, a diagonal support 4 and a bedplate 5.
In this embodiment, the wall of the elevator shaft is formed by a shear wall, and a door opening B is correspondingly formed in the floor slab 6 of each floor. A plurality of door openings B are formed at one side of a wall of a hoistway a of an elevator shaft. The plurality of door openings B are arranged at intervals in the vertical direction. Each floor is provided with a door opening, and an elevator door is installed in the door opening at the later stage.
The construction platform of each elevator shaft comprises two supporting pieces, two upright posts, two sets of beam assemblies, four diagonal supporting pieces and a bedplate.
Specifically, the two supports 1 are respectively disposed on opposite sides of the door opening in the horizontal direction. The lower part of one side of the supporting piece 1 is provided with an angle attaching notch. In this embodiment, the support member is made of a high-strength steel plate. The lower part a of a door opening B facing the inner edge of the elevator shaft is embedded in the corner notches of the two supports 1. The other side of the support 1 extends into the elevator shaft.
As a preferred embodiment, the support member includes a pressure bearing plate 11 and a clamping plate 12. Specifically, the pressure bearing plate 11 has opposite ends. One end of the bearing plate 11 rests on the inner wall of the inner edge of the door opening B (i.e., the junction of the floor slab 6 and the elevator shaft), and the other end of the bearing plate 11 extends into the elevator shaft. The other end of the bearing plate is arranged in the elevator shaft in an overhanging way.
A clamping plate 12 is attached to the bottom of the bearing plate 11. The cleat 12 is pressed against the borehole wall a below the inner bead. An angle-attaching gap is formed between the clamping plate 12 and one end of the bearing plate 11. The shape and size of the corner gap is adapted to the shape and size of the corner at the intersection of the floor slab 6 and the elevator hoistway.
In some embodiments, one end of the pressure bearing plate is detachably installed in the floor slab 6 by bolts.
In this embodiment, the support is T-shaped. Two uprights 2 are arranged in the elevator shaft. Two upright posts 2 are respectively erected at the other sides (i.e. the other ends of the bearing plates) of the two supporting members 1. The upper part of the upright post 2 is attached to the well wall c above the inner edge of a door opening B. A first sliding groove is formed on one side of the upright post 2 back to the door opening B. The first chute is vertically arranged.
The beam assembly 3 and the diagonal stay 4 are respectively adjustable in length.
One end of the beam component 3 is slidably arranged in the first sliding groove. Referring to fig. 1 and 4, a vertical slider is formed at one end of the beam assembly. The vertical sliding block is arranged in the first sliding groove in a sliding manner. The other end of the beam assembly 3 abuts against the well wall B opposite to the door opening B.
The diagonal stay 4 is diagonally supported between the other end of the cross beam assembly 3 and the other side of the support 1.
The bedplate 5 is detachably laid on the beam assembly 3.
The elevator shaft construction platform is strong in integrity, is suitable for elevator shafts and elevator door openings with different sizes, improves the safety of construction in an elevator shaft area, ensures enough bearing capacity and stability, and can be used for completing various procedures of main structure construction on the construction platform by construction operators, so that the construction efficiency is improved; meanwhile, the construction platform has the function of space adjustment; on the other hand, possess ann tear open convenient, promote fast, assemble characteristics such as simple and easy, practice thrift the cost, guarantee elevartor shaft scope safety quick construction, further realize the interior synchronous operation of going up and down of elevator shaft, satisfy the space operation condition of alternating, adapt to the construction demand of different elevartors shafts, can have enough to meet the need the use.
With continued reference to fig. 1-4, the beam assembly 3 includes: an outer sleeve 31, an inner sleeve 32 and a locking member 33.
The number of the outer sleeves 31 is two. The two outer sleeves 31 are arranged horizontally and opposite to each other. The back end of one outer sleeve 31 is propped against the well wall b, and the back end of the other outer sleeve 31 is slidably arranged in the first sliding groove.
Both ends of the inner coupling sleeve 32 are movably inserted into opposite ends of the two outer sleeves 31, respectively. In this embodiment, one end of the inner sleeve is fixedly inserted into one outer sleeve, and the other end of the inner sleeve is movably inserted into the other outer sleeve.
The lock member 33 is attached to the outer tube 31. The locking member 33 is used to lock the inline sleeve 32.
Specifically, the inner connecting sleeve is provided with a plurality of first lock holes. The plurality of first lock holes are arranged at intervals along the length direction of the inner connecting sleeve. The other outer sleeve is provided with a plurality of second lock holes. The second lock holes are arranged at intervals along the length direction of the outer sleeve.
After the inner connecting sleeve is inserted into the other outer sleeve, the length of the cross beam assembly is adjusted by adjusting the position of the inner connecting sleeve in the other outer sleeve. The length of the beam assembly is adjusted to a predetermined length such that the beam assembly presses the column against a wall of the hoistway and the end of the beam assembly remote from the column also presses against an opposite wall of the hoistway. At the moment, the positions of a first lock hole of the inner connecting sleeve and a second lock hole of the other outer sleeve correspond to each other, and the locking piece is inserted into the first lock hole and the second lock hole which are opposite to each other in position, so that the length of the cross beam assembly is fixed.
In a preferred embodiment, the upper wall of the outer sleeve 31 is formed with a second sliding slot. The cross-beam assembly 3 further comprises longitudinal beams 34, a cross-link 35 and a reinforcing beam 36.
The longitudinal beam 34 rests on the outer sleeve 31. The stringers 34 are arranged across the outer jacket tube 31 and, in the present embodiment, are arranged perpendicular to the outer jacket tube. The outer sleeve and the inner sleeve are coaxially arranged. The bottom of the longitudinal beam 34 is formed with a third slide groove. The third sliding chute is arranged along the length direction of the longitudinal beam. The third sliding chute and the second sliding chute are vertically arranged.
The gangbar 35 is vertically arranged. The lower end of the dual link 35 is slidably disposed in the second sliding slot. The upper end of the double link 35 is slidably disposed in the third sliding groove. The platen 5 is laid on the longitudinal beams 34.
In this embodiment, the upper end of the dual link is formed with an upper slider, and the lower end of the dual link is formed with a lower slider. The upper sliding block is arranged in the third sliding groove of the longitudinal beam in a sliding manner. The lower sliding block is arranged in the second sliding groove of the outer sleeve in a sliding way. The longitudinal beam and the cross beam assembly form a movable frame structure.
Referring to fig. 5 and 6, a positioning protrusion 341 is formed on the longitudinal beam 34. The bedplate 5 is provided with a limiting hole 50. The positioning protrusion 341 is detachably inserted into the limiting hole.
A lifting lug 311 is connected to the outer sleeve 31, and the top of the lifting lug 311 is flush with the top of the longitudinal beam 34.
After the bedplate is laid on the longitudinal beam, the positioning lug on the longitudinal beam is inserted into the limiting hole of the bedplate, and meanwhile, the reinforcing beam and the lifting lug are respectively supported in the middle of the bedplate, so that the bearing capacity of the bedplate is improved.
The upper end of the diagonal bracing piece 4 is hinged with one end of the outer sleeve 31 far away from the door opening B, and the lower end of the diagonal bracing piece 4 is hinged with the upright post 2.
After the beam assemblies are supported on opposite walls of a hoistway of an elevator hoistway, upper portions of the columns are pressed against the walls by the beam assemblies while lower portions of the columns rest on the supports. In the present embodiment, each upright 2 is provided with two diagonal stays 4. Specifically, the inclined support piece is arranged on one side of the upright post, which is far away from the door opening. Diagonal bracing members 4 are respectively and obliquely supported between one ends of the two outer sleeves 31 far away from the door opening B and the upright post 2.
The bottom of the end of the outer sleeve far away from the door opening is connected with an ear plate 312. One side of the upright post, which is far away from the door opening, is also connected with two lug plates. The upper end of each inclined supporting piece is hinged with an ear plate of an outer sleeve through a hinge shaft, and the lower end of each inclined supporting piece is hinged with the ear plate on the upright post through the hinge shaft.
As a preferred embodiment, the diagonal stay 4 is an electro-hydraulic push rod.
In a preferred embodiment, the lower tube wall of the outer tube is formed with a fourth sliding groove. The fourth sliding groove and the second sliding groove are arranged in the same direction. The second sliding chute and the fourth sliding chute are respectively arranged along the length direction of the outer sleeve. A lower slider is attached to ear plate 312. The lower sliding block is arranged in the fourth sliding groove in a sliding manner.
The invention provides a construction method of an elevator shaft construction platform, which comprises the following steps:
s1: the corner attaching notches of the two supporting pieces 1 are sleeved on the lower part of an inner edge opening facing the elevator shaft of a door opening B at one side of the elevator shaft.
S2: the beam assembly 3 is hoisted in the elevator shaft, and the position of one end of the beam assembly 3 in the first sliding groove of the upright post 2 is adjusted to place the lower end of the upright post 2 on the other side of the support 1, so that the beam assembly 3 is arranged opposite to the wall of the shaft above the inner edge of a door opening B.
S3: the lengths of the beam assembly 3 and the diagonal support members 4 are adjusted, so that the upright column 2 at one end of the beam assembly 3 is pressed against the well wall above the inner edge opening of a door opening B, the other end of the beam assembly 3 is pressed against the opposite well wall of the door opening B, and the diagonal support members 4 are obliquely supported between the other end of the beam assembly 3 and the other side of the support member 1.
S4: the deck 5 is laid on the beam assembly 3.
According to the elevator shaft construction platform, the beam assembly, the longitudinal beam, the reinforcing beam and the upright post are respectively machined by adopting square steel pipes, the inclined electric hydraulic push rod is configured to jointly form a triangular frame stable system, the framework support of the elevator shaft construction platform is formed by utilizing the characteristics of high strength, rigidity and processability of the steel member, the sufficient bearing capacity on upper load is ensured, meanwhile, the platform ensures that the load can be transmitted to a main concrete structure by utilizing the beam and the inclined electric hydraulic push rod, the force transmission path is direct and effective, and the elevator shaft construction platform has the capacity of resisting the upper load effect. The elevator shaft construction platform provided by the invention improves the safety, effectiveness and stability of elevator shaft construction.
The elevator shaft construction platform disclosed by the invention is combined with an adjustable thought design, has space adjustability, can be adjusted according to different elevator shaft working conditions, is stronger in field adaptability, and can be used for coping with the working environments of different elevator shafts on the premise of meeting the safety of the construction platform. Firstly, the lower fulcrum (supporting part) adjustment can be carried out on different elevator shaft door opening sizes, the construction platform is ensured to transmit load to a concrete structure, and the working procedures of drilling, bar planting and the like are not needed at the fulcrum position; secondly, the height of the construction platform can be adjusted in a stroke range according to different layer heights, so that the height of the construction platform can be set as required, and the problem that the construction platform needs to be reprocessed due to the change of the layer height is solved; in addition, there are different depth distances in the elevartor shaft, and for guaranteeing that the upper end girder can push up tight main part concrete structure, construction platform can adjust, utilizes the telescopic link to correspond depth distance and sets up length, and partial load transmits to the shear force wall, improves construction platform stability.
According to the elevator shaft construction platform, the sliding grooves are respectively formed in the beam assembly, the longitudinal beam and the upright column, the sliding blocks are installed, in the installation process of the construction platform, the sliding blocks move in the sliding grooves, adjustment is achieved, the requirement of the elevator shaft on the construction platform is met, and meanwhile, a mechanism system formed by the sliding blocks of the sliding grooves is the key for achieving adjustment of the construction platform. In the invention, the notches of the first sliding chute, the second sliding chute, the third sliding chute and the fourth sliding chute are respectively provided with an anti-slip flange for preventing the sliding block from slipping. In the mounting and dismounting stages, the construction platform can be changed manually. When the construction platform needs to be lifted, the platform can be integrally lifted by properly adjusting and matching the lifting equipment, and the construction is rapid. Through the adjustment of the sliding chute sliding block, the size error in the construction of the elevator shaft is consumed, the construction platform is ensured to be in a horizontal position, and the adverse conditions of inclined arrangement, incapability of lifting and the like are avoided.
According to the elevator shaft construction platform, the two inclined electric hydraulic push rods are arranged between the beam assembly and the stand column, so that bearing capacity is provided for the construction platform, the inclined electric hydraulic push rods serve as main stress rod pieces to provide enough resistance, load force transmission paths are increased, the inclined electric hydraulic push rods have a telescopic function, telescopic adjustment is performed when the platform needs to be adjusted, enough supporting capacity is guaranteed, stable inclined supporting capacity change is kept after locking, pressurization and pressure release operation is performed timely according to needs, the hydraulic connecting rods are arranged in an inclined mode, on one hand, a hydraulic principle is applied to provide larger bearing capacity for the construction platform, on the other hand, length adjustment control is achieved, and requirements of different elevator shafts on construction platform parameters are met.
The elevator shaft construction platform is used as a device for bearing personnel and scaffolds on the upper part of an elevator shaft, meets the required mechanical performance conditions, is built for resisting the upper load, is used as a separation measure between an operation surface and the lower elevator shaft space, can form safety protection on the lower elevator shaft space, is closed to ensure that upper materials cannot fall downwards, is sectionally arranged according to field requirements, forms vertical safety protection of the whole elevator shaft, can realize space insertion operation in the elevator shaft, and improves the synchronous operation efficiency of multiple specialties in construction in the shaft.
The elevator shaft construction platform provided by the invention is provided with an integral construction platform within the elevator shaft range, so that the safe operation of constructors in the region is realized, all procedures of the main structure of the elevator shaft are completed, and meanwhile, the lower space is protected in a closed manner. The use can have enough to meet the need after convenient, the promotion is quick, on-the-spot strong adaptability, the single processing is installed and removed to whole construction platform, and cost effectiveness is obvious, has avoided the material purchase processing that the conventional set up simple I-shaped steel roof beam, the long-term cost that occupies, and the process of avoiding conventional construction platform is more, demolish difficult problem, avoids offering at concrete wall and face and keeps somewhere the entrance to a cave, reduces the later stage and repairs the artifical material cost.
The foregoing description is only exemplary of the preferred embodiments of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. An elevator shaft construction platform, comprising:
the lower part of one side of the supporting piece is provided with an angle attaching notch, one side of the wall of the elevator shaft is provided with a plurality of door openings, the lower part of one door opening facing the inner edge opening of the elevator shaft is embedded in the angle attaching notches of the two supporting pieces, and the other side of the supporting piece extends into the elevator shaft;
the two upright columns are respectively vertically arranged on the other sides of the two supporting pieces, the upper parts of the upright columns are attached to the well wall above the inner edge opening of the door opening, and a first sliding groove which is vertically arranged is formed in one side of each upright column, which is back to the door opening;
one end of the beam assembly is slidably arranged in the first sliding groove, and the other end of the beam assembly abuts against the well wall opposite to the door opening;
the length-adjustable diagonal support piece is obliquely supported between the other end of the cross beam assembly and the other side of the supporting piece;
and the bedplate is detachably paved on the beam assembly.
2. The elevator hoistway construction platform of claim 1, wherein the beam assembly comprises:
the two outer sleeves are oppositely arranged, the back-to-back end of one outer sleeve is abutted against the well wall, and the back-to-back end of the other outer sleeve is slidably arranged in the first sliding groove;
the two ends of the inner connecting sleeve are movably inserted into the opposite ends of the two outer sleeves respectively;
and the locking piece is used for locking the inner connecting sleeve and is arranged on the outer sleeve.
3. Elevator shaft construction platform according to claim 2, characterized in that each column is provided with two raking stays, which are supported obliquely between the column and one end of each of the two outer sleeves remote from the door opening.
4. The elevator shaft construction platform of claim 3, wherein an upper end of the raker is hinged to an end of the outer sleeve distal from the door opening, and a lower end of the raker is hinged to the column.
5. The elevator shaft construction platform of claim 2, wherein the upper wall of the outer sleeve defines a second slot, the cross beam assembly further comprises a longitudinal beam resting on the outer sleeve and a vertically disposed yoke, the longitudinal beam intersecting the outer sleeve, the bottom of the longitudinal beam defining a third slot, the lower end of the yoke slidably engaging the second slot, the upper end of the yoke slidably engaging the third slot, and the deck overlying the longitudinal beam.
6. The elevator shaft construction platform of claim 5, wherein the longitudinal beams have positioning projections formed thereon, the bedplate has limiting holes, and the positioning projections are detachably inserted into the limiting holes.
7. The elevator shaft construction platform of claim 5, wherein a lifting lug is attached to the outer sleeve, the lifting lug having a top that is flush with the top of the stringer.
8. Elevator hoistway construction platform according to claim 1, characterized in that the raker is an electro-hydraulic pusher.
9. The elevator hoistway construction platform of claim 1, wherein the support comprises:
the bearing plate is provided with two opposite ends, one end of the bearing plate is placed on the inner wall of the inner edge opening of the door opening, and the other end of the bearing plate extends into the elevator shaft;
the clamping plate is connected with the bottom of the bearing plate and presses against the well wall below the inner edge opening, and the angle attaching notch is formed between the clamping plate and one end of the bearing plate.
10. A construction method of an elevator hoistway construction platform according to any one of claims 1 to 9, characterized by comprising the steps of:
sleeving corner attaching notches of two supporting pieces on the lower part of a door opening at one side of the elevator shaft, wherein the lower part faces an inner edge opening of the elevator shaft;
hoisting a beam assembly in the elevator shaft and adjusting the position of one end of the beam assembly in a first chute of an upright column to rest the lower end of the upright column on the other side of the support, so that the beam assembly is arranged opposite to the wall of the shaft above the inner edge opening of the door opening;
adjusting the lengths of the beam assembly and the diagonal bracing piece, so that an upright column at one end of the beam assembly is pressed against the well wall above the inner edge opening of the door opening, the other end of the beam assembly is pressed against the well wall opposite to the door opening, and the diagonal bracing piece is obliquely supported between the other end of the beam assembly and the other side of the supporting piece;
and laying the bedplate on the beam assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211549743.5A CN115787999A (en) | 2022-12-05 | 2022-12-05 | Elevator shaft construction platform and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211549743.5A CN115787999A (en) | 2022-12-05 | 2022-12-05 | Elevator shaft construction platform and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115787999A true CN115787999A (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211549743.5A Pending CN115787999A (en) | 2022-12-05 | 2022-12-05 | Elevator shaft construction platform and construction method thereof |
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| CN (1) | CN115787999A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116241095A (en) * | 2023-04-23 | 2023-06-09 | 中国十七冶集团有限公司 | Totally enclosed vertical entrance to a cave safety device based on BIM technique |
-
2022
- 2022-12-05 CN CN202211549743.5A patent/CN115787999A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116241095A (en) * | 2023-04-23 | 2023-06-09 | 中国十七冶集团有限公司 | Totally enclosed vertical entrance to a cave safety device based on BIM technique |
| CN116241095B (en) * | 2023-04-23 | 2024-06-21 | 中国十七冶集团有限公司 | Totally enclosed vertical entrance to a cave safety device based on BIM technique |
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