CN109441090B - Integral lifting elevator shaft construction platform - Google Patents
Integral lifting elevator shaft construction platform Download PDFInfo
- Publication number
- CN109441090B CN109441090B CN201811619755.4A CN201811619755A CN109441090B CN 109441090 B CN109441090 B CN 109441090B CN 201811619755 A CN201811619755 A CN 201811619755A CN 109441090 B CN109441090 B CN 109441090B
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- template
- templates
- driving shaft
- slide bar
- driven
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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
-
- 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
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Movable Scaffolding (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses an integral lifting elevator shaft construction platform, which comprises a supporting plate, wherein a driving shaft is arranged at the center of the supporting plate, four inner side templates are arranged on the center of the driving shaft, a sliding rod mechanism which is driven by the driving shaft and can move the inner side templates forwards and backwards is respectively arranged on one side of each inner side template, which is opposite to each other, each inner side template comprises a first template, two sides of the first template are respectively hinged with a second template, one side of each second template, which faces the sliding rod mechanism, is provided with a hinge mechanism for connecting the two second templates, and the hinge mechanism is driven by a gear device driven by the driving shaft, so that the two second templates can be opened or closed when the driving shaft rotates; and the supporting plate is also provided with a hanging ring which is convenient for lifting the construction platform. Compared with the prior art, the formwork supporting device has the advantages that the formwork supporting is more convenient, and the construction platform can be integrally lifted.
Description
Technical Field
The invention relates to the technical field of building construction platforms, in particular to an elevator shaft construction platform.
Background
Elevators are an indispensable vehicle for high-rise buildings, and elevator shafts are an indispensable carrier for elevator operation as well as shafts in which elevators are installed. In life, almost all elevator shafts adopt concrete structures, formwork support is needed during construction of concrete shafts, concrete is poured into the formwork after the formwork is fixed, and the elevator shafts are formed after the concrete is solidified. When the elevator shaft is constructed, an elevator shaft construction platform is needed, the existing construction platform is basically formed by adopting a cross frame with a fixed inner side template arranged on a triangular platform frame to support the template, the platform frame and the cross frame are separately arranged, after construction of each floor, the cross frame and the platform frame are required to be disconnected firstly, after the cross frame is lifted for a certain distance, the platform frame and a door opening are disconnected, the platform frame is rotated to enable the platform frame to move up and down in the elevator shaft, the cross frame and the platform frame are connected to complete integral lifting, the template is supported again to cause inconvenience in supporting the template, and the platform frame and the cross frame are separated and lifted to cause complex operation to greatly influence the construction efficiency.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide an integrally lifting elevator shaft construction platform, which solves the technical problems of inconvenient lifting and formwork supporting of the elevator shaft construction platform existing in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an integrally lifting elevator shaft construction platform, includes the backup pad, the center department of backup pad erects and is provided with a rotatable drive shaft, takes the drive shaft to be the center and is provided with four inboard templates, four inboard templates are left and right sides and back setting, and every inboard template just is provided with a slide bar mechanism driven by the drive shaft respectively each other just to one side, slide bar mechanism includes the slide bar, and this slide bar mechanism makes four inboard templates draw close/keep away towards respectively just a inboard template along corresponding slide bar simultaneously; each inner side template comprises a first template, two sides of the first template are respectively hinged with a second template, one side of each second template, which faces the slide bar mechanism, is provided with a hinge mechanism for connecting the two second templates, the hinge mechanism is driven by a gear device driven by a driving shaft, and the two second templates can be opened or closed when the driving shaft rotates, so that the driving shaft rotates to drive the two second templates to rotate to be in the same plane with the first template, and the four inner side templates simultaneously move to one side far away from the driving shaft respectively to form a hollow cube-shaped box structure with upper and lower openings;
the hinge mechanism comprises two hinge rods and a first round sliding block, wherein one ends of the two hinge rods are hinged with each other through the first round sliding block to form a V-shaped connecting rod mechanism, and the other ends of the two hinge rods are respectively hinged to one side, facing the inside of the box body, of the two second templates; the threaded rod driven to rotate by the gear device stretches into the first circular sliding block and is in threaded connection with the first circular sliding block to form a screw rod mechanism, so that when the threaded rod rotates, the first circular sliding block drives the two hinging rods to be close to or far away from each other to realize the opening or closing of the two second templates;
the gear device is arranged in a box body surrounded by the fixing plates, the threaded rod penetrates through the fixing plates to extend into the box body, a driven bevel gear is fixed at the extending end of the threaded rod, and the driven bevel gear is meshed with a driving bevel gear fixed on the driving shaft;
two groups of slide bar mechanisms are symmetrically arranged on the upper side and the lower side of each inner side template, each slide bar mechanism comprises a slide bar penetrating through the fixing plate, the fixing plate is provided with a bearing convenient for the slide bar to move, one end of each slide bar is fixedly connected to the first template, the other end of each slide bar penetrates through one end of a rear hinged connecting rod of the fixing plate, the other ends of the connecting rods are hinged in notches at the edges of second round sliding blocks, the connecting rods of all the slide bar mechanisms positioned on the same side are hinged on the same second round sliding block, the center of each second round sliding block is provided with a threaded hole, the upper section and the lower section of each driving shaft are provided with threads matched with the threaded holes, and the threads of the upper section of each screw and the threads of the lower section of each driving shaft are opposite in rotation direction, so that when the driving shaft rotates, the two second round sliding blocks are mutually far away or close to drive the slide bars hinged with the connecting rods to each other to be guided by the bearing;
and the supporting plate is also provided with a hanging ring which is convenient for lifting the construction platform.
Further, the backup pad sets up on right triangle's platform frame, platform frame bottom is provided with the lower part support that can block in elevator shaft door entrance threshold department, platform frame upper portion is provided with the fixed journal stirrup of the elevator shaft inner wall that has been pour in the lower floor of hugging closely.
Compared with the prior art, the invention has the following beneficial effects:
according to the integral lifting elevator shaft construction platform provided by the invention, the driving shaft driven by the motor to rotate is arranged at the center of the supporting plate, the driving shaft is provided with the sliding rod mechanisms which respectively drive the four inner side templates to be close to/far away from the inner side templates which are opposite to each other, after pouring of the lower elevator shaft is completed, the four inner side templates can be close to the driving shaft through rotation of the driving shaft, and the two second templates can be opened/closed through the hinge mechanisms which can be arranged, so that when the inner side templates are close to the driving shaft, the two second templates are closed, interference of the four inner side templates when the inner side templates are closed is prevented, the structure is more reasonable, the formwork is more convenient to support, and the construction platform can be integrally lifted after the four inner side templates are closed, the operation is more convenient, the labor is saved, and the construction efficiency is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an integrally lifted elevator shaft construction platform according to the present invention.
Fig. 2 is a schematic view of an installation structure of the inner form of the present invention.
Fig. 3 is a cross-sectional view of the construction platform of the present invention.
Fig. 4 is a cross-sectional view taken along line A-A of fig. 3.
Reference numerals in the drawings of the specification include:
the support plate 1, the driving shaft 2, the inner side template 3, the slide bar mechanism 4, the hinge mechanism 5, the gear device 6, the fixed plate 7, the hanging ring 8, the motor 9, the platform frame 10, the lower support 101, the fixed support lug 102, the first template 301, the second template 302, the slide bar 401, the connecting rod 402, the second circular slide block 403, the hinge bar 501, the first circular slide block 502, the threaded rod 601, the driven bevel gear 602 and the driving bevel gear 603.
Detailed Description
The invention is further described in connection with the following drawings and detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention more clear and easy to understand:
as shown in fig. 1-4, an integral lifting elevator shaft construction platform comprises a supporting plate 1, a rotatable driving shaft 2 is vertically arranged at the center of the supporting plate 1, the driving shaft 2 is driven by a motor 9 to rotate, four inner side templates 3 are arranged around the driving shaft 2, each inner side template 3 is arranged left and right, one side, which is opposite to each other, of each inner side template 3 is respectively provided with a sliding rod mechanism 4 driven by the driving shaft 2, each sliding rod mechanism 4 comprises a sliding rod 401, and the sliding rod mechanisms 4 enable the four inner side templates 3 to be close to/far away from each corresponding sliding rod 401 towards the corresponding opposite inner side template 3. Through setting up slide bar mechanism 4, after the completion is pour to lower floor's elevator shaft, accessible rotation drive shaft 2 makes four inboard templates 3 draw close to drive shaft 2, and four inboard templates 3 draw back the back, and construction platform can wholly promote, and it is more convenient to operate, has saved the manpower to construction efficiency has been improved. When the formwork is required to be supported, the four inner side templates 3 are far away from the driving shaft 2, so that the structure is more reasonable, and the formwork is more convenient to support.
In order to prevent interference when the four inner side templates 3 are close to the driving shaft 2, each inner side template 3 comprises a first template 301, two sides of the first template 301 are respectively hinged with a second template 302, one side of each second template 302, which faces the sliding rod mechanism 4, is provided with a hinge mechanism 5 for connecting the two second templates 302, so that the two second templates 302 can be folded when the four inner side templates 3 are close. In order to facilitate the folding/unfolding of the two second templates 302, the hinge mechanism 5 is driven by the gear device 6 driven by the driving shaft 2, so that the two second templates 302 can be unfolded or folded when the driving shaft 2 rotates. The driving shaft 2 can simultaneously drive the gear device 6 and the slide bar mechanism 4 to move, when the elevator shaft is used for supporting the formwork, the driving shaft 2 rotates to drive the two second templates 302 to rotate so that the two second templates 302 are opened, meanwhile, the slide bar mechanism 4 drives the inner side templates 3 to move towards a direction far away from the opposite inner side templates 3, and when the two second templates 302 rotate to be in the same plane with the first templates 301, the four inner side templates 3 just encircle into a hollow cube-shaped box body structure with upper and lower openings.
Further, as shown in fig. 2, in order to enable the two second templates 302 on the same inner side template 3 to be opened or closed, the hinge mechanism 5 includes two hinge rods 501 and a first circular slider 502, one ends of the two hinge rods 501 are hinged to each other through the first circular slider 502 to form a V-shaped link mechanism, and the other ends of the two hinge rods 501 are respectively hinged to one side of the two second templates 302 facing the interior of the box body; the threaded rod 601 driven to rotate by the gear device 6 extends into the first circular slide block 502 and is in threaded connection with the first circular slide block to form a screw rod mechanism, so that when the threaded rod 601 rotates, the first circular slide block 502 drives the two hinging rods 501 to be close to or far away from each other to realize the opening or closing of the two second templates 302.
Further, as shown in fig. 3-4, the gear device 6 is installed in a box surrounded by a fixing plate 7, the threaded rod 601 penetrates through the fixing plate 7 and extends into the box, a driven bevel gear 602 is fixed at the extending end of the threaded rod, and the driven bevel gear 602 is meshed with a driving bevel gear 603 fixed on the driving shaft 2. The driven bevel gears 602 arranged on the four threaded rods 601 are meshed with the driving bevel gears 603, so that when the driving shaft 2 rotates, the four driven bevel gears 602 simultaneously rotate to drive the threaded rods 601 to rotate so as to drive the hinge structure to move. The gear device 6 is used for driving the motor reliably, and has compact structure and longer service life.
Further, as shown in fig. 2-3, in order to enhance structural stability, two sets of slide bar mechanisms 4 are symmetrically arranged on the upper and lower sides of each inner side template 3. The sliding rod mechanism 4 comprises a sliding rod 401 penetrating through the fixing plate 7, a bearing convenient for moving the sliding rod 401 is arranged on the fixing plate 7, one end of the sliding rod 401 is fixedly connected to the first template 301, the other end of the sliding rod 401 penetrates through the fixing plate 7 and then is hinged to one end of a connecting rod 402, the other end of the connecting rod 402 is hinged to a notch at the edge of a second circular sliding block 403, the connecting rods 402 of all sliding rod mechanisms 4 positioned on the same side are hinged to the same second circular sliding block 403, a threaded hole is formed in the center of the second circular sliding block 403, threads matched with the threaded hole are formed in the upper section and the lower section of the driving shaft 2, the threads of the upper section of threads and the threads of the lower section of threads are opposite in rotation direction, and when the driving shaft 2 rotates, the two second circular sliding blocks 403 are far away from each other or close to drive the sliding rod 401 hinged to the connecting rod 402 to move forwards and backwards by taking the bearing as a guide. The connecting rod 402 is driven to move by the driving shaft 2, so that the sliding rod 401 hinged with the connecting rod 402 moves forwards and backwards, the design is reasonable, the operation is convenient, the motor 9 provides power, the labor intensity is reduced, and the construction efficiency is improved.
Further, as shown in fig. 1 to 4, in order to facilitate lifting of the construction platform after the pouring of the elevator shaft is completed, the supporting plate 1 is further provided with a lifting ring 8 which facilitates lifting of the construction platform.
Further, as shown in fig. 1, in order to facilitate fixing the support plate 1, the support plate 1 is disposed on a right triangle-shaped platform frame 10. The bottom of the platform frame 10 is provided with a lower support 101 which can be clamped at the landing sill of the elevator shaft door, and the upper part of the platform frame 10 is provided with a fixing lug 102 which is clung to the inner wall of the elevator shaft poured on the lower layer, so that the platform frame 10 is convenient to fix.
The working principle of the invention is as follows:
when the integral lifting elevator shaft construction platform is used, the lower support 101 of the platform frame 10 is fixed at the elevator shaft door threshold, the upper part of the platform frame 10 is fixed in the elevator shaft which is poured through the fixed lugs 102, the motor 9 is operated to rotate the motor 9 positively, the gear device 6 drives the hinge mechanism 5 to move so that the two second templates 302 of the same inner side template 3 are opened, meanwhile, the second circular slide block 403 drives the slide bar mechanism 4 to move so that the inner side template 3 moves towards a direction far away from the opposite inner side template 3, when the two second templates 302 rotate to be in the same plane with the first template 301, the four inner side templates 3 just encircle a hollow cube-shaped box structure with upper and lower openings, and the motor 9 stops rotating to finish the formwork; when the elevator shaft is poured, the motor 9 is operated to enable the motor 9 to rotate reversely, the inner side template 3 is folded, the tower crane hooks the hanging ring 8, the platform frame 10 is disconnected from the door opening and the inner wall of the elevator shaft, and the tower crane lifts the whole construction platform to the upper layer, so that circulation is achieved.
The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (2)
1. The utility model provides an integral hoisting elevator shaft construction platform which characterized in that: the movable type inner template comprises a supporting plate (1), wherein a rotatable driving shaft (2) is vertically arranged at the center of the supporting plate (1), four inner templates (3) are arranged around the driving shaft (2), the four inner templates (3) are arranged left, right, front and back, one side, opposite to each other, of each inner template (3) is respectively provided with a sliding rod mechanism (4) driven by the driving shaft (2), the sliding rod mechanisms (4) comprise sliding rods (401), and the sliding rod mechanisms (4) enable the four inner templates (3) to be close to/far away from one inner template (3) opposite to each other along the corresponding sliding rods (401); each inner side template (3) comprises a first template (301), two sides of the first template (301) are respectively hinged with a second template (302), one side of each second template (302) facing the slide bar mechanism (4) is provided with a hinge mechanism (5) connected with the corresponding second template (302), the hinge mechanism (5) is driven by a gear device (6) driven by a driving shaft (2), when the driving shaft (2) rotates, the two second templates (302) can be opened or closed, so that the driving shaft (2) rotates to drive the two second templates (302) to rotate to the same plane as the first template (301), and the four inner side templates (3) simultaneously move to one side far away from the driving shaft (2) to form a hollow cube-shaped box structure with upper and lower openings;
the hinge mechanism (5) comprises two hinge rods (501) and a first round sliding block (502), one ends of the two hinge rods (501) are hinged with each other through the first round sliding block (502) to form a V-shaped connecting rod mechanism, and the other ends of the two hinge rods (501) are respectively hinged to one sides of the two second templates (302) facing the inside of the box body; the threaded rod (601) driven to rotate by the gear device (6) stretches into the first circular sliding block (502) and is in threaded connection with the first circular sliding block to form a screw rod mechanism, so that when the threaded rod (601) rotates, the first circular sliding block (502) drives the two hinging rods (501) to be close to or far away from each other to realize the opening or closing of the two second templates (302);
the gear device (6) is arranged in a box body surrounded by the fixed plate (7), the threaded rod (601) penetrates through the fixed plate (7) to extend into the box body, a driven bevel gear (602) is fixed at the extending end of the threaded rod, and the driven bevel gear (602) is meshed with a driving bevel gear (603) fixed on the driving shaft (2);
two groups of slide bar mechanisms (4) are symmetrically arranged on the upper side and the lower side of each inner side template (3), each slide bar mechanism (4) comprises a slide bar (401) penetrating through the corresponding fixed plate (7), a bearing convenient for the corresponding slide bar (401) to move is arranged on the corresponding fixed plate (7), one end of each slide bar (401) is fixedly connected to the corresponding first template (301), the other end of each slide bar (401) penetrates through one end of a rear hinged connecting rod (402) of the corresponding fixed plate (7), the other end of each connecting rod (402) is hinged in a notch at the edge of a second circular sliding block (403), the connecting rods (402) of all the slide bar mechanisms (4) on the same side are hinged on the same second circular sliding block (403), threaded holes are formed in the center of the second circular sliding blocks (403), threads matched with the threaded holes are formed in the upper section and the lower section of each driving shaft (2), and the threads of the upper section of the threads and the lower section of the threads are opposite in rotation direction, so that when the driving shaft (2) rotates, the two second circular sliding blocks (403) are mutually far away or are driven to move together with the connecting rods (402) to guide the sliding bars (401);
and the supporting plate (1) is also provided with a hanging ring (8) which is convenient for lifting the construction platform.
2. The integrally lifted hoistway construction platform of claim 1, wherein: the elevator shaft is characterized in that the supporting plate (1) is arranged on a right triangle platform frame (10), a lower support (101) which can be clamped at the elevator shaft door threshold is arranged at the bottom of the platform frame (10), and a fixing support lug (102) which is tightly attached to the inner wall of the elevator shaft of which the lower layer is poured is arranged at the upper part of the Ping Taijia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619755.4A CN109441090B (en) | 2018-12-28 | 2018-12-28 | Integral lifting elevator shaft construction platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619755.4A CN109441090B (en) | 2018-12-28 | 2018-12-28 | Integral lifting elevator shaft construction platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109441090A CN109441090A (en) | 2019-03-08 |
| CN109441090B true CN109441090B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811619755.4A Active CN109441090B (en) | 2018-12-28 | 2018-12-28 | Integral lifting elevator shaft construction platform |
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| Country | Link |
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| CN (1) | CN109441090B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877749B (en) * | 2020-08-01 | 2024-08-06 | 河北建设集团股份有限公司 | Integral lifting type elevator shaft template and elevator shaft template supporting method |
| CN113202294A (en) * | 2021-05-24 | 2021-08-03 | 扬州赛创新材料科技有限公司 | Hoisting type elevator shaft pouring mold |
| CN115142676B (en) * | 2022-05-26 | 2024-03-01 | 广东耀南建设集团有限公司 | Supporting and positioning mechanism for inner barrel formwork of elevator shaft |
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