CN112623933A - High-altitude large-span supporting platform and construction method thereof - Google Patents
High-altitude large-span supporting platform and construction method thereof Download PDFInfo
- Publication number
- CN112623933A CN112623933A CN202011426141.1A CN202011426141A CN112623933A CN 112623933 A CN112623933 A CN 112623933A CN 202011426141 A CN202011426141 A CN 202011426141A CN 112623933 A CN112623933 A CN 112623933A
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- China
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- steel structure
- frame
- platform
- rack
- lifting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
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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
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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
- E04G5/00—Component parts or accessories for scaffolds
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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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/06—Consoles; Brackets
- E04G5/061—Consoles; Brackets specially adapted for attachment to scaffolds
Abstract
The invention discloses a high-altitude large-span supporting platform and a construction method thereof, wherein the high-altitude large-span supporting platform comprises a plurality of steel structure platforms which are connected with each other and a plurality of groups of lifting stabilizing devices which are arranged on each steel structure platform, each group of lifting stabilizing devices is arranged on the steel structure platform and close to a frame column, each group of lifting stabilizing devices comprises a roller and a traction assembly, each traction assembly comprises an outer frame and a first rack, a second rack and a middle gear which are arranged in the outer frame, the first rack and the second rack are arranged in the outer frame in a sliding mode along the length direction of the outer frame, and the first rack and the second rack are respectively meshed with two sides of the middle gear. According to the invention, a plurality of steel structure platforms are installed by means of the frame upright posts to form a supporting platform, then the supporting platform is paved with steel pipes, the batten keels and the last shift to form a supporting device, and then the scaffold is erected on the supporting platform, so that the structural strength of the supporting platform is improved, the construction mode is simpler and more convenient, and the construction time is saved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a high-altitude large-span supporting platform and a construction method thereof.
Background
At present, all scaffolds are erected by most of overhead formworks by adopting common steel pipe scaffolds, and the steel pipe wall thickness cannot meet the standard requirement due to the influence of the steel pipe market, so that the space and the step pitch of the vertical rods are encrypted, and the erection time of the frame body is long and unsafe. Therefore, a supporting platform which is simpler in construction mode and shorter in construction period is needed.
Disclosure of Invention
The invention aims to overcome the defects, provides the high-altitude large-span supporting platform which is simpler and quicker to splice in site construction and higher in structural strength, and also provides a construction method of the high-altitude large-span supporting platform.
The technical scheme adopted by the invention is as follows:
a high-altitude large-span supporting platform comprises a plurality of steel structure platforms which are connected with each other and a plurality of groups of lifting stabilizing devices which are arranged on each steel structure platform, wherein each steel structure platform is arranged between four adjacent frame columns, the frame columns are concrete structure columns, pre-buried fixing pieces are arranged in the corresponding horizontal heights of the frame columns, and each steel structure platform is connected with the pre-buried fixing pieces on the four frame columns respectively; every group goes up and down stabilising arrangement and sets up the frame post department that is close to on steel structure platform, and every group go up and down stabilising arrangement and include gyro wheel and tractive subassembly, the tractive subassembly includes the frame and sets up first rack, second rack and the intermediate gear in the frame, intermediate gear rotates and sets up in the frame, and first rack and second rack slide along the length direction of frame and set up in the frame, and first rack and second rack mesh respectively in the both sides of intermediate gear, the gyro wheel is installed and is close to the one end of frame post at first rack, and when promoting steel structure platform, the one end of keeping away from the gyro wheel of second rack is connected with the lifting hook through the lifting rope, the gyro wheel top is tight on the facade of frame post, and the adjacent frame post department that lies in same row or same row on the steel structure platform all is provided with the lift stabilising arrangement.
As for further optimization of the structure of the invention, a first guide wheel and a second guide wheel are sequentially arranged on one side of the outer frame, which is far away from the idler wheel, the rotating planes of the first guide wheel and the second guide wheel are both vertical to a horizontal plane, a support of the first guide wheel is fixedly arranged on a steel structure platform, one end, which is close to the idler wheel, of the support of the second guide wheel is rotatably connected to the steel structure plane, the rotating plane of the support of the second guide wheel is parallel to the horizontal plane, a connecting rope is fixedly arranged on the second rack, the connecting rope sequentially bypasses the first guide wheel and the second guide wheel, and a connecting ring is arranged at the end part of the connecting rope.
As a further optimization of the structure of the invention, a baffle ring is fixedly arranged on the support of the second guide wheel, a through hole is arranged in the middle of the baffle ring, the connecting rope penetrates through the through hole of the baffle ring to be connected with the connecting ring, and the aperture of the through hole is larger than the outer diameter of the connecting rope and smaller than the outer diameter of the connecting ring.
As a further optimization of the structure of the invention, the number of the gears is two, and the first rack and the second rack are in meshed connection with the two gears.
As for further optimization of the structure, the steel structure platform comprises a plurality of main cross beams and main longitudinal beams arranged at one ends of the main cross beams, one ends of the main cross beams are fixedly connected with the main longitudinal beams, the other ends of the main cross beams are fixedly connected to the main longitudinal beams of the adjacent steel structure platforms, a plurality of connecting longitudinal beams are arranged between the main cross beams on the same steel structure platform, and the connecting longitudinal beams are positioned at one ends far away from the main longitudinal beams.
As a further optimization of the structure, the frame columns are square columns, a single steel structure platform is connected to two adjacent vertical surfaces on the inner sides of the frame columns, a main cross beam positioned on the outermost side in the steel structure platform is connected between two adjacent transverse frame columns, a main longitudinal beam is connected between the inner frame column and the outer frame column, and the lifting stabilizing devices are arranged at two ends of the main cross beam positioned on the outermost side and two ends of the main longitudinal beam.
As a further optimization of the structure of the invention, a plurality of stand pipes are arranged on each main cross beam at intervals.
As a further optimization of the structure, the embedded fixing piece comprises a steel plate and a plurality of anchor bars connected to the steel plate, the anchor bars are completely positioned in the frame columns, the steel plate is exposed out of the vertical surfaces of the frame columns, and the steel structure platform is connected to the steel plate.
The invention also provides a construction method of the high-altitude large-span support platform, which comprises the following steps:
s1, when the frame column is poured, pre-buried fixing pieces used for connecting the steel structure platform are pre-fabricated at corresponding horizontal heights in the frame column;
s2, manufacturing a steel structure platform, and installing a lifting stabilizing device at a corresponding position on the steel structure platform;
and S3, lifting and installing the steel structure platform, and when the steel structure platform is installed, firstly hoisting the steel structure platform in the middle, and then symmetrically installing the steel structure platforms on two sides respectively.
As a further optimization of the construction method of the present invention, in step S3, the step of lifting and installing the steel structure platform includes:
s31, connecting a connecting rope on the lifting stabilizing device to a lifting hook;
s32, connecting a lifting rope for lifting the steel structure to a lifting hook;
s33, carrying out lifting operation, and connecting the steel structure platform with the embedded fixing piece after lifting to a preset height;
and S43, removing the lifting hook.
The invention has the following advantages:
1. according to the invention, a plurality of steel structure platforms are installed by means of the frame upright posts to form a supporting platform, then steel pipes, the batten keels and the last shift are paved on the supporting platform to form a supporting device, and then a scaffold is erected on the supporting platform, so that the structural strength of the supporting platform is improved, the construction mode is simpler and more convenient, and the construction time is saved;
2. according to the invention, the lifting stabilizing device is arranged on the steel structure platform, when the steel structure platform is lifted, the second rack in the lifting stabilizing device is connected to the lifting hook through the lifting rope, the lifting acting force of the lifting hook can enable the roller to be tightly attached to the vertical surface of the frame column, and when the steel structure platform is lifted, the lifting process of the steel structure platform is more stable;
3. the supporting platform provided by the invention is made of conventional materials such as I-beams or channel steel, is simple to construct and assemble on site, and is lower in cost and more convenient to construct while stronger structural strength is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of the support platform of the present invention;
FIG. 2 is an enlarged installation schematic diagram of a single steel structure platform;
FIG. 3 is a schematic elevation view of the lift stabilizer;
fig. 4 is a schematic plan view of the elevating stabilizer.
Wherein: 1. the device comprises frame columns, 2, a steel structure platform, 3, embedded fixing pieces, 4, a lifting stabilizing device, 2-1, a main cross beam, 2-2, connecting longitudinal beams, 2-3, main longitudinal beams, 4-1, idler wheels, 4-2, a first rack, 4-3, a second rack, 4-4, an intermediate gear, 4-5, a first guide wheel, 4-6, a second guide wheel, 4-7, connecting ropes, 4-8, a retaining ring, 4-9 and a connecting ring.
Detailed Description
The present invention is further described in the following with reference to the drawings and the specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention, and the embodiments and the technical features of the embodiments can be combined with each other without conflict.
It is to be understood that the terms first, second, and the like in the description of the embodiments of the invention are used for distinguishing between the descriptions and not necessarily for describing a sequential or chronological order. The "plurality" in the embodiment of the present invention means two or more.
The term "and/or" in the embodiment of the present invention is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, B exists alone, and A and B exist at the same time. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
This embodiment provides a high altitude large-span supporting platform, as shown in fig. 1 and fig. 2, including a plurality of interconnect's steel construction platform 2 and the multiunit lift stabilising arrangement 4 of setting on every steel construction platform 2, every steel construction platform 2 sets up between four adjacent frame posts 1, encloses into a square between four frame posts 1, frame post 1 is the concrete structure stand, and is provided with pre-buried mounting 3 in the corresponding level of frame post 1, every steel construction platform 2 is connected with pre-buried mounting 3 on four frame posts respectively. As shown in fig. 2, the steel structure platform 2 comprises a plurality of main beams 2-1 and main longitudinal beams 2-3 arranged at one ends of the main beams 2-1, wherein a plurality of vertical pipes are arranged on each main beam at intervals and used for limiting when square timber is laid in the later period, one end of each main beam 2-1 is fixedly connected with the corresponding main longitudinal beam 2-3, the other end of each main beam 2-1 is fixedly connected to the corresponding main longitudinal beam 2-3 of the adjacent steel structure platform 2, a plurality of connecting longitudinal beams 2-2 are arranged between the main beams on the same steel structure platform 2, each connecting longitudinal beam 2-2 is located at one end far away from the corresponding main longitudinal beam 2-3, and each connecting longitudinal beam is used for keeping the structural stability of the single steel structure platform. The frame columns 1 are square columns, a single steel structure platform 2 is connected to two adjacent vertical surfaces on the inner side of each frame column 1, a main cross beam 2-1 located on the outermost side in each steel structure platform 2 is connected between two adjacent transverse frame columns 1, a main longitudinal beam 2-3 is connected between the inner frame column 1 and the outer frame column 1, and the lifting stabilizing devices 4 are arranged at two ends of the main cross beam 2-1 located on the outermost side and two ends of the main longitudinal beam 2-3. The embedded fixing part 3 comprises a steel plate and a plurality of anchor bars connected to the steel plate, the anchor bars are completely located in the frame column 1, the steel plate is exposed out of the vertical face of the frame column 1, the steel structure platforms 2 are connected through connecting plates and bolts, and the connecting mode of the main cross beam 2-1 and the main longitudinal beam 2-3, the connecting mode of the main cross beam 2-1 and the connecting longitudinal beam 2-2 and the connecting mode of the adjacent steel structure platforms 2 adopt the connecting plates and the bolts.
As shown in fig. 3 and 4, each set of the lifting and stabilizing devices 4 of this embodiment includes a roller 4-1 and a pulling assembly, the pulling assembly includes an outer frame, and a first rack 4-2, a second rack 4-3 and a middle gear 4-4 disposed in the outer frame, the middle gear 4-4 is rotatably disposed in the outer frame, and preferably, two middle gears 4-4 are disposed, the two middle gears are disposed at intervals along a length direction of the outer frame, so as to enhance the connection stability between the first rack 4-2, the second rack 4-3 and the middle gear 4-4, the first rack 4-2 and the second rack 4-3 are slidably disposed in the outer frame along the length direction of the outer frame, the first rack 4-2 and the second rack 4-3 are respectively engaged with two sides of the middle gear 4-4, the roller 4-1 is installed at one end, close to the frame column 1, of the first rack 4-2, when the steel structure platform 1 is lifted, one end, far away from the roller 4-1, of the second rack 4-3 is connected with the lifting hook through a lifting rope, and the roller 4-1 is tightly propped against the vertical face of the frame column 1.
In the embodiment, in order to facilitate the connection of the second rack 4-3 with the hook during lifting or lowering, one side of the outer frame, which is far away from the roller 4-1, is sequentially provided with a first guide wheel 4-5 and a second guide wheel 4-6, the rotating planes of the first guide wheel 4-5 and the second guide wheel 4-6 are both perpendicular to the horizontal plane, the support of the first guide wheel 4-5 is fixedly arranged on the steel structure platform 2, one end, which is close to the roller 4-1, of the support of the second guide wheel 4-6 is rotatably connected to the steel structure plane, the rotating plane of the support of the second guide wheel 4-6 is parallel to the horizontal plane, the second rack 4-3 is fixedly provided with a connecting rope 4-7, and the connecting rope 4-7 sequentially bypasses the first guide wheel 4-5 and the second guide wheel 4-6, the end part of the connecting rope 4-7 is provided with a connecting ring 4-9. In order to support the end part of the connecting rope 4-7, a baffle ring 4-8 is fixedly arranged on the support of the second guide wheel 4-6, a through hole is formed in the middle of the baffle ring 4-8, the connecting rope 4-7 penetrates through the through hole of the baffle ring 4-8 to be connected with the connecting ring 4-9, and the aperture of the through hole is larger than the outer diameter of the connecting rope 4-7 and smaller than the outer diameter of the connecting ring 4-9. When lifting the steel structure platform, in order to stabilize the upper portion that the lifting hook generally is located steel structure platform 2 intermediate position, second leading wheel 4-6 sets up to the form that can rotate, can freely according to lifting point automatically regulated direction.
The working principle is as follows: when the steel structure platform 2 is installed and arranged, the steel structure platform cannot be completely matched with the size between the frame columns 1, under normal lifting operation, the steel structure platform 2 is easy to lose stability due to the fact that the steel structure platform touches the frame columns 1, after the lifting stabilizing device 4 is arranged, before the steel structure platform 2 is lifted, the second rack 4-3 connected with the lifting stabilizing device 4 is connected through a lifting rope, the second rack 4-3 is stressed, the first rack 4-2 is driven to move towards the direction close to the frame columns 1 through the intermediate gear 4-4, the idler wheels 4-1 are tightly supported on the frame columns 1, when the steel structure columns 2 are lifted, the idler wheels 4-1 are tightly supported on the vertical faces of the frame columns 1, and the lifting process is more smooth and stable. The lifting stabilizer 4 plays the same role during dismantling.
According to the high-altitude large-span support platform, the embodiment further provides a construction method of the high-altitude large-span support platform, which comprises the following steps:
s1, when the frame column is poured, pre-buried fixing pieces used for connecting the steel structure platform are pre-fabricated at corresponding horizontal heights in the frame column, and the frame column is not a concrete column specially poured for arranging a supporting platform but is used as a part of a building;
s2, manufacturing a steel structure platform, and installing a lifting stabilizing device at a corresponding position on the steel structure platform;
s3, lifting and installing the steel structure platforms, hoisting the steel structure platform in the middle when installing the steel structure platform, and then symmetrically installing the steel structure platforms on two sides respectively; in particular
S31, connecting a connecting rope on the lifting stabilizing device to a lifting hook;
s32, connecting a lifting rope for lifting the steel structure to a lifting hook;
s33, carrying out lifting operation, and connecting the steel structure platform with the embedded fixing piece after lifting to a preset height;
and S43, removing the lifting hook.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The utility model provides a high altitude large-span supporting platform which characterized in that: the lifting device comprises a plurality of steel structure platforms which are connected with each other and a plurality of groups of lifting stabilizing devices which are arranged on each steel structure platform, wherein each steel structure platform is arranged between four adjacent frame columns, the frame columns are concrete structure stand columns, pre-buried fixing pieces are arranged in the corresponding horizontal heights of the frame columns, and each steel structure platform is respectively connected with the pre-buried fixing pieces on the four frame columns; every group goes up and down stabilising arrangement and sets up the frame post department that is close to on steel structure platform, and every group go up and down stabilising arrangement and include gyro wheel and tractive subassembly, the tractive subassembly includes the frame and sets up first rack, second rack and the intermediate gear in the frame, intermediate gear rotates and sets up in the frame, and first rack and second rack slide along the length direction of frame and set up in the frame, and first rack and second rack mesh respectively in the both sides of intermediate gear, the gyro wheel is installed and is close to the one end of frame post at first rack, and when promoting steel structure platform, the one end of keeping away from the gyro wheel of second rack is connected with the lifting hook through the lifting rope, the gyro wheel top is tight on the facade of frame post, and the adjacent frame post department that lies in same row or same row on the steel structure platform all is provided with the lift stabilising arrangement.
2. The high-altitude large-span support platform according to claim 1, characterized in that: one side of the frame that keeps away from the gyro wheel has set gradually first leading wheel and second leading wheel, and the equal perpendicular to horizontal plane in rotation plane of first leading wheel and second leading wheel, the fixed setting on the steel construction platform of the support of first leading wheel, the one end of the support of second leading wheel that is close to the gyro wheel is rotated and is connected on the steel construction plane, and the parallel horizontal plane in rotation plane of the support of second leading wheel, the fixed connection rope that is provided with on the second rack, and first leading wheel and second leading wheel are walked around in proper order to the connection rope, and the tip of connection rope is provided with the go-between.
3. The high-altitude large-span support platform according to claim 2, characterized in that: the support of the second guide wheel is fixedly provided with a baffle ring, the middle part of the baffle ring is provided with a through hole, the connecting rope penetrates through the through hole of the baffle ring to be connected with the connecting ring, and the aperture of the through hole is larger than the outer diameter of the connecting rope and smaller than the outer diameter of the connecting ring.
4. The high altitude large span support platform according to claim 3, characterized in that: the gear is provided with two, and first rack and second rack all are connected with two gear engagement.
5. The high-altitude large-span support platform according to claim 1, characterized in that: the steel structure platform includes a plurality of main crossbeams and sets up the main longitudinal at a plurality of main crossbeam one ends, the one end of main crossbeam all with this main longitudinal fixed connection, the other end fixed connection of main crossbeam is on the main longitudinal of adjacent steel structure platform, and is provided with a plurality of connection longerons between the main crossbeam on the same steel structure platform, the connection longeron is located the one end of keeping away from the main longitudinal.
6. The high altitude large span support platform according to claim 5, characterized in that: the frame column is a square column, a single steel structure platform is connected to two adjacent vertical surfaces on the inner side of the frame column, a main cross beam located on the outermost side in the steel structure platform is connected between two adjacent transverse frame columns, a main longitudinal beam is connected between the inner frame column and the outer frame column, and the two ends of the main cross beam located on the outermost side and the two ends of the main longitudinal beam are both provided with the lifting stabilizing device.
7. The high altitude large span support platform according to claim 6, characterized in that: and a plurality of vertical pipes are arranged on each main cross beam at intervals.
8. The high-altitude large-span support platform according to claim 1, characterized in that: the embedded fixing piece comprises a steel plate and a plurality of anchor bars connected to the steel plate, the anchor bars are completely located in the frame columns, the steel plate is exposed out of the vertical faces of the frame columns, and the steel structure platform is connected to the steel plate.
9. A construction method of a high-altitude large-span supporting platform is characterized by comprising the following steps: the method comprises the following steps:
s1, when the frame column is poured, pre-buried fixing pieces used for connecting the steel structure platform are pre-fabricated at corresponding horizontal heights in the frame column;
s2, manufacturing a steel structure platform, and installing a lifting stabilizing device at a corresponding position on the steel structure platform;
and S3, lifting and installing the steel structure platform, and when the steel structure platform is installed, firstly hoisting the steel structure platform in the middle, and then symmetrically installing the steel structure platforms on two sides respectively.
10. The construction method of the high-altitude large-span supporting platform according to claim 9, wherein: in step S3, the step of lifting and installing the steel structure platform includes:
s31, connecting a connecting rope on the lifting stabilizing device to a lifting hook;
s32, connecting a lifting rope for lifting the steel structure to a lifting hook;
s33, carrying out lifting operation, and connecting the steel structure platform with the embedded fixing piece after lifting to a preset height;
and S43, removing the lifting hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011426141.1A CN112623933B (en) | 2020-12-09 | 2020-12-09 | High-altitude large-span supporting platform and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011426141.1A CN112623933B (en) | 2020-12-09 | 2020-12-09 | High-altitude large-span supporting platform and construction method thereof |
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| CN112623933A true CN112623933A (en) | 2021-04-09 |
| CN112623933B CN112623933B (en) | 2021-10-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1504398A (en) * | 2002-12-05 | 2004-06-16 | ��ɭ����е�������Ϲ�˾���������ι� | Mobile lifting device |
| CN106939707A (en) * | 2017-03-31 | 2017-07-11 | 中冶建工集团有限公司 | A kind of restricted clearance large-scale steel structure supporting platform from method for improving |
| CN208564104U (en) * | 2018-06-29 | 2019-03-01 | 浙江宝科智能设备有限公司 | The hoistable platform lift drive mechanism of stereo garage |
| CN111236688A (en) * | 2020-03-06 | 2020-06-05 | 中冶焦耐(大连)工程技术有限公司 | Liftable construction platform for reinforcing circular silo in vitro |
| CN111502226A (en) * | 2020-04-24 | 2020-08-07 | 广东洲际钢构有限公司 | Steel structure platform integral lifting device and construction method thereof |
-
2020
- 2020-12-09 CN CN202011426141.1A patent/CN112623933B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1504398A (en) * | 2002-12-05 | 2004-06-16 | ��ɭ����е�������Ϲ�˾���������ι� | Mobile lifting device |
| CN106939707A (en) * | 2017-03-31 | 2017-07-11 | 中冶建工集团有限公司 | A kind of restricted clearance large-scale steel structure supporting platform from method for improving |
| CN208564104U (en) * | 2018-06-29 | 2019-03-01 | 浙江宝科智能设备有限公司 | The hoistable platform lift drive mechanism of stereo garage |
| CN111236688A (en) * | 2020-03-06 | 2020-06-05 | 中冶焦耐(大连)工程技术有限公司 | Liftable construction platform for reinforcing circular silo in vitro |
| CN111502226A (en) * | 2020-04-24 | 2020-08-07 | 广东洲际钢构有限公司 | Steel structure platform integral lifting device and construction method thereof |
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| CN112623933B (en) | 2021-10-08 |
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