CN109372242B - Elevator shaft construction safety lifting platform device and using method - Google Patents
Elevator shaft construction safety lifting platform device and using method Download PDFInfo
- Publication number
- CN109372242B CN109372242B CN201811149829.2A CN201811149829A CN109372242B CN 109372242 B CN109372242 B CN 109372242B CN 201811149829 A CN201811149829 A CN 201811149829A CN 109372242 B CN109372242 B CN 109372242B
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- beams
- elevator shaft
- shaped steel
- platform device
- circular tube
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/305—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables specially adapted for tanks, silos or similar vessels
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/32—Hoisting devices; Safety devices
Abstract
The invention relates to an elevator shaft construction safety lifting platform device and a using method thereof, wherein the elevator shaft construction safety lifting platform device comprises two main beams and secondary beams, the two main beams are arranged side by side, a plurality of secondary beams are erected between the two main beams, two circular tube stand columns are vertically arranged on the lower sides of the main beams, the lower ends of the circular tube stand columns are erected on an I-shaped steel cross beam below the main beams, two ends of the I-shaped steel cross beam are inserted into a reserved hole on the lower layer of an elevator shaft wall, telescopic square steel beams are axially arranged at two ends of the main beams, and springs are arranged at the inner side ends of the telescopic square steel beams and connected with steel wire ropes. The invention can be used repeatedly, is beneficial to safe and civilized construction, is beneficial to developing energy-saving environment-friendly construction site construction, and has simple manufacture and easy construction operation.
Description
Technical Field
The invention relates to the field of building construction in constructional engineering, in particular to a safe lifting platform device for elevator shaft construction and a using method thereof.
Background
A reinforced concrete elevator shaft is required to be arranged in a frame shear structure or a shear wall structure of a common high-rise building, and the safety management difficulty is increased along with the rise of the building height in the construction process. At present, the combined scaffold is adopted for building an operation platform, and some platforms are supported by a door opening steel frame, so that more hidden dangers exist due to single safety guarantee measures.
Disclosure of Invention
The invention aims to solve the technical problem of providing a safe lifting platform device for elevator shaft construction and a using method thereof, which can be recycled, are beneficial to safe and civilized construction, are beneficial to energy-saving and environment-friendly construction site construction, and are simple to manufacture, easy to construct and operate.
The invention relates to an elevator shaft construction safety lifting platform device which comprises two main beams and secondary beams, wherein the two main beams are arranged side by side, a plurality of secondary beams are erected between the two main beams, two circular tube stand columns are vertically arranged on the lower sides of the main beams, the lower ends of the circular tube stand columns are erected on an I-shaped steel cross beam below the main beams, two ends of the I-shaped steel cross beam are inserted into a reserved hole in the lower layer of an elevator shaft wall, telescopic square steel beams are axially arranged at two ends of the main beams, and springs are arranged at the inner side ends of the telescopic square steel beams and connected with steel wire ropes.
Furthermore, the position that the both ends of girder are close to scalable square steel roof beam be provided with directional pulley, wire rope arrange around directional pulley.
Furthermore, X-shaped steel tube supporting pieces between columns are arranged between adjacent circular tube columns.
Further, the lower extreme of pipe stand install the anti-U-shaped steel component that the opening is down, anti-U-shaped steel component place on the I-steel crossbeam.
Further, the both ends of I-steel crossbeam all weld side by side and have hollow and have the internal screw thread cuboid cylinder body, the vertical screw rod of installing of cuboid cylinder body hole.
Furthermore, a plurality of secondary beams form a rectangular frame structure, a plurality of positioning rotating wheels are installed at the edge position of the rectangular frame structure, each positioning rotating wheel comprises a supporting rotating wheel and a telescopic rod connected with the supporting rotating wheel, the telescopic rods are arranged inside the square support and supported by springs, and the positioning rotating wheels are in contact with the wall of the elevator shaft.
A use method of a safety lifting platform device for elevator shaft construction comprises the following specific steps:
(a) installing a lower-layer I-shaped steel beam, and inserting two ends of the I-shaped steel beam into a lower-layer reserved hole of the elevator shaft wall;
(b) the heights of the two ends of the I-shaped steel beam are adjusted by rotating the screw;
(c) mounting a secondary beam, a main beam and a circular tube upright column, wherein telescopic square steel beams at two ends of the main beam are in an ejecting state;
(d) hooking all the steel wire ropes through a lifting appliance, lifting the lifting appliance, and retracting the telescopic square steel beam through the steel wire ropes to lift the whole platform device;
(e) lifting the platform device to a designated position, moving the telescopic square steel beam to an upper reserved hole of the elevator shaft wall, withdrawing the lifting appliance, and automatically popping the telescopic square steel beam out to realize the fixation of the whole platform device;
(f) and (5) circulating operation.
Has the advantages that: the invention relates to an elevator shaft construction safety lifting platform device and a using method thereof.
Drawings
FIG. 1 is a front view structural diagram of the present invention;
FIG. 2 is a schematic view of the telescopic square steel beam of the present invention in use;
FIG. 3 is a schematic top view of an I-beam of the present invention;
FIG. 4 is a front view of the circular tube column of the present invention;
FIG. 5 is a lower end structural view of the circular tube column of the present invention;
FIG. 6 is a side view block diagram of the end of an I-beam cross beam of the present invention;
FIG. 7 is a top view block diagram of the end of an I-beam cross member of the present invention;
FIG. 8 is a top view of the arrangement of secondary beams of the present invention;
FIG. 9 is a block diagram of the positioning wheel of the present invention.
The figure is as follows: 1. a wall of the elevator shaft; 2. a main beam; 3. a circular tube column; 4. x-shaped inter-column steel tube support members; 5. an I-beam cross beam; 6. a wire rope; 7: a secondary beam; 8: positioning the rotating wheel; 9. a rectangular cylinder body; 10. a spreader; 11. a directional pulley; 12. scalable square steel beam.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
As shown in fig. 1 to 9, an embodiment of the invention relates to an elevator shaft construction safety lifting platform device, which comprises two main beams 2 and secondary beams 7, wherein the two main beams 2 are arranged side by side, the secondary beams 7 are erected between the two main beams 2, two circular tube vertical columns 3 are vertically arranged on the lower sides of the main beams 2, the lower ends of the circular tube vertical columns 3 are erected on an i-shaped steel cross beam 5 below the main beams 2, two ends of the i-shaped steel cross beam 5 are inserted into a reserved hole on the lower layer of an elevator shaft wall 1, telescopic square steel beams 12 are axially arranged at two ends of the main beams 2, and springs are arranged at the inner side ends of the telescopic square steel beams 12 and are connected with steel wire ropes 6.
The two ends of the main beam 2 are provided with directional pulleys 11 at positions close to the telescopic square steel beam 12, and the steel wire rope 6 is arranged by bypassing the directional pulleys 11.
Be provided with X shape intercolumnar steel pipe support piece 4 between the adjacent pipe stand 3, guaranteeing the stability of support body, two-layer eight points of support ensures to promote platform device safe and reliable altogether.
The lower extreme of pipe stand 3 install the anti-U-shaped steel component that the opening is down, anti-U-shaped steel component place on I-steel crossbeam 5 for support the safe platform device support body that promotes.
The both ends of I-steel crossbeam 5 all weld side by side and have hollow and have internal screw thread cuboid cylinder body 9, 9 vertical the installing of hole of cuboid cylinder body screw rods, can adjust the height of I-steel crossbeam 5 through meticulous adjusting screw.
Many secondary beams 7 constitute rectangular frame structure, and a plurality of location runner 8 is installed to this rectangular frame structure's border position, location runner 8 including the telescopic link that supports the runner and connect the support runner, the telescopic link setting inside square support and have the spring to support, location runner 8 and elevator shaft wall 1 contact.
As an embodiment of the present invention, the installation process is as follows:
(a) installing a lower-layer I-shaped steel beam 5, and inserting two ends of the I-shaped steel beam 5 into a lower-layer reserved hole of the elevator shaft wall 1;
(b) the heights of the two ends of the I-shaped steel beam 5 are adjusted by rotating the screw;
(c) mounting a secondary beam 7, a main beam 2 and a circular tube upright post 3, wherein telescopic square steel beams 12 at two ends of the main beam 2 are in a popup state;
(d) hooking all the steel wire ropes 6 through the lifting appliance 10, lifting the lifting appliance 10, retracting the telescopic square steel beams 12 through the steel wire ropes 6, and lifting the whole platform device;
(e) lifting the platform device to a designated position, moving the telescopic square steel beam 12 to an upper reserved hole of the elevator shaft wall 1, withdrawing the lifting appliance 10, and automatically popping up the telescopic square steel beam 12 to realize the fixation of the whole platform device;
(f) and (5) circulating operation.
The invention adopts the lower layer steel beam support, the upper layer telescopic steel beam auxiliary support, the eight support point double-layer insurance is beneficial to eliminating potential safety hazards, can be circularly and repeatedly used, is beneficial to safe and civilized construction, is beneficial to developing energy-saving and environment-friendly green construction site construction, and is simple to manufacture, easy to construct and operate.
Claims (5)
1. The elevator shaft construction safety lifting platform device comprises main beams (2) and secondary beams (7), and is characterized in that the main beams (2) are arranged side by side, a plurality of secondary beams (7) are erected between the two main beams (2), two circular tube upright posts (3) are vertically arranged on the lower sides of the main beams (2), the lower ends of the circular tube upright posts (3) are erected on an I-shaped steel beam (5) below the main beams (2), the two ends of the I-shaped steel beam (5) are inserted into a reserved hole in the lower layer of an elevator shaft wall (1), telescopic square steel beams (12) are axially arranged at the two ends of the main beams (2), springs are arranged at the inner side ends of the telescopic square steel beams (12) and are connected with steel wire ropes (6), a reverse U-shaped steel piece with a downward opening is installed at the lower end of each circular tube upright post (3), and the reverse U-shaped steel piece is placed on the I-shaped steel beam (5), the two ends of the I-shaped steel cross beam (5) are welded with a hollow cuboid cylinder body (9) with an internal thread side by side, and a screw rod is vertically installed in an inner hole of the cuboid cylinder body (9).
2. Elevator shaft construction safety hoisting platform arrangement according to claim 1, characterized in that: the two ends of the main beam (2) are provided with directional pulleys (11) at positions close to the telescopic square steel beam (12), and the steel wire rope (6) is arranged by bypassing the directional pulleys (11).
3. Elevator shaft construction safety hoisting platform arrangement according to claim 1, characterized in that: x-shaped steel tube supporting pieces (4) between the circular tube upright columns (3) are arranged between the adjacent circular tube upright columns.
4. Elevator shaft construction safety hoisting platform arrangement according to claim 1, characterized in that: many secondary beams (7) constitute rectangular frame structure, and a plurality of location runner (8) are installed to this rectangular frame structure's marginal position, location runner (8) including the telescopic link that supports runner and joint support runner, the telescopic link setting inside square support and have the spring-supported, location runner (8) contact with the elevator shaft wall (1).
5. The use method of the elevator shaft construction safety lifting platform device according to claim 1 is characterized by comprising the following specific steps:
(a) installing a lower-layer I-shaped steel cross beam (5), and inserting two ends of the I-shaped steel cross beam (5) into a lower-layer reserved hole of the elevator shaft wall (1);
(b) the heights of the two ends of the I-shaped steel beam (5) are adjusted by rotating the screw;
(c) mounting a secondary beam (7), a main beam (2) and a circular tube upright post (3), wherein telescopic square steel beams (12) at two ends of the main beam (2) are in a popup state;
(d) all steel wire ropes (6) are hooked through a lifting appliance (10), the lifting appliance (10) is lifted, the telescopic square steel beams (12) are retracted through the steel wire ropes (6), and the whole platform device is lifted;
(e) lifting the platform device to a designated position, moving the telescopic square steel beam (12) to an upper reserved hole of the elevator shaft wall (1), withdrawing the lifting appliance (10), and automatically popping up the telescopic square steel beam (12) to realize the fixation of the whole platform device;
(f) and (5) circulating operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811149829.2A CN109372242B (en) | 2018-09-29 | 2018-09-29 | Elevator shaft construction safety lifting platform device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811149829.2A CN109372242B (en) | 2018-09-29 | 2018-09-29 | Elevator shaft construction safety lifting platform device and using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109372242A CN109372242A (en) | 2019-02-22 |
| CN109372242B true CN109372242B (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811149829.2A Active CN109372242B (en) | 2018-09-29 | 2018-09-29 | Elevator shaft construction safety lifting platform device and using method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266142B (en) * | 2021-04-30 | 2022-04-19 | 中交第四公路工程局有限公司 | Rapid lifting platform for elevator shaft construction |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4886286B2 (en) * | 2005-12-06 | 2012-02-29 | ジャパン スチールス インターナショナル株式会社 | Temporary scaffolding unit |
| CN203499229U (en) * | 2013-08-23 | 2014-03-26 | 中建三局第一建设工程有限责任公司 | Operating platform for construction of elevator shaft |
| CN203878965U (en) * | 2014-06-09 | 2014-10-15 | 中建四局第六建筑工程有限公司 | Device for construction of elevator shaft |
| CN206174441U (en) * | 2016-11-04 | 2017-05-17 | 中建八局第一建设有限公司 | Elevator shaft operation platform |
| WO2018005515A1 (en) * | 2016-06-28 | 2018-01-04 | Safeworks, Llc | Lean-to rigging apparatus for shaft installation |
-
2018
- 2018-09-29 CN CN201811149829.2A patent/CN109372242B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4886286B2 (en) * | 2005-12-06 | 2012-02-29 | ジャパン スチールス インターナショナル株式会社 | Temporary scaffolding unit |
| CN203499229U (en) * | 2013-08-23 | 2014-03-26 | 中建三局第一建设工程有限责任公司 | Operating platform for construction of elevator shaft |
| CN203878965U (en) * | 2014-06-09 | 2014-10-15 | 中建四局第六建筑工程有限公司 | Device for construction of elevator shaft |
| WO2018005515A1 (en) * | 2016-06-28 | 2018-01-04 | Safeworks, Llc | Lean-to rigging apparatus for shaft installation |
| CN206174441U (en) * | 2016-11-04 | 2017-05-17 | 中建八局第一建设有限公司 | Elevator shaft operation platform |
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| Publication number | Publication date |
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| CN109372242A (en) | 2019-02-22 |
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