CN113896124A - Super high-rise tower crane bottom attached hydraulic self-climbing hard protection platform, installation process and climbing method thereof - Google Patents
Super high-rise tower crane bottom attached hydraulic self-climbing hard protection platform, installation process and climbing method thereof Download PDFInfo
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- CN113896124A CN113896124A CN202111392965.6A CN202111392965A CN113896124A CN 113896124 A CN113896124 A CN 113896124A CN 202111392965 A CN202111392965 A CN 202111392965A CN 113896124 A CN113896124 A CN 113896124A
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- 230000009194 climbing Effects 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000011900 installation process Methods 0.000 title abstract description 5
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 17
- 230000009471 action Effects 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 238000003466 welding Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 15
- 239000000725 suspension Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 8
- 230000001174 ascending effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/28—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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Abstract
The invention relates to an attached hydraulic self-climbing hard protection platform at the bottom of a super high-rise tower crane, an installation process and a climbing method thereof, wherein an attached wall device of the self-climbing hard protection platform is pre-embedded in the inner side wall of a shear wall; a guide rail is arranged on the wall attaching device; the support body sets up respectively between main platform layer, operation layer, stores pylon layer including upper and lower support body, and the performance supporting role, at the in-process that climbs, the support body drives main platform layer, operation layer, stores pylon layer and wholly rises. The hydraulic oil cylinder is connected to the guide rail and the frame body to provide climbing power for the guide rail and the frame body. The climbing method comprises the following steps: the guide rail climbs along the wall-attached device under the action of the electric control equipment; then the frame body drives the operation layer, the main platform layer and the hanging rack layer to climb along the guide rail. The closed self-climbing platform disclosed by the invention realizes integral self-climbing through the wall attaching device, the guide rail, the frame body, the hydraulic oil tank and other parts, is convenient to operate and high in safety coefficient, and does not need to be disassembled and transported for many times. Has the functions of safety protection, self-climbing operation and disassembly of the wall-attached device.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to an attached hydraulic self-climbing hard protection platform at the bottom of a super high-rise tower crane.
Background
Interior climbing tower crane, interior climbing for short hangs, is a tower machine of installing in inside elevartor shaft of building or stairwell, can climb gradually upwards along with construction short range. Except the special internal climbing tower crane, the general self-elevating tower crane can also be used as an internal climbing tower by replacing a climbing system and improving and increasing some accessories. The shaft internal climbing tower crane has the characteristics of not occupying a construction site, meeting the hoisting requirement of a super high-rise building to the maximum extent, not throwing items during construction, saving the construction period and the like, and becomes a main choice for arranging the tower crane in the super high-rise construction.
In the construction process, most of super high-rise vertical structures are often ahead of 6-8 layers of horizontal structures at the present stage, and the horizontal structures and the vertical structures in the core barrel have certain height difference. Moreover, in the process of installing and climbing the tower crane supporting beam, vertical cross operation exists, falling objects easily appear in the barrel, the life safety of constructors with horizontal structures in the barrel is greatly threatened, and the liftable hard protection arranged at the bottom of the tower crane can effectively prevent the falling objects from striking other operating personnel in the barrel to be damaged.
At the present stage, the method adopted by most super high-rise buildings is as follows: pre-embedding a PVC sleeve in the shear wall in advance, inserting a steel pipe into the PVC sleeve to enable two sides to be communicated, and paving a batten and a patterned steel plate above the PVC sleeve. The method is time-consuming and labor-consuming, needs frequent erection and dismantling, and has higher and higher danger along with the increase of the construction height. The other way is that the platform is hung below the steel beam supporting system, the bottom of the tower crane is fixedly connected with the steel beam supporting system through a steel wire rope, and the platform can be used as an operation platform of the climbing boom tower crane in the climbing process and a protection platform after the climbing is finished. However, when the steel beam is transported backwards, the steel wire rope and the platform need to be dismantled, so that the steel beam is transported backwards for many times, the tower crane occupation time is too much, and the whole progress of a project is not facilitated. For example, patent number CN 201920032592.3's utility model discloses a swing arm tower crane is with promoting bottom protector certainly relates to the tower crane protection technical field, and it arranges in inside the elevartor shaft, swing arm tower crane base section below, and its structure includes the protection tray and the protection fossil fragments that the level was placed from top to bottom. Wheels are arranged on the side face of the protection tray, the protection tray is upwards connected with a movable arm tower crane base section through a rope, and the protection tray slides along the inner wall of the shear wall of the elevator shaft through the wheels under the action of the rope; the protective tray is provided with a hydraulic oil cylinder below, a connecting plate is fixed at the telescopic end of the hydraulic oil cylinder, and the connecting plate is tightly propped or kept away from the shear wall of the elevator shaft through the telescopic end of the hydraulic oil cylinder. The protection keel comprises a main support and an auxiliary support, the main support is fixed on the movable arm tower crane base section through a stay cord, the side face of the main support is connected with the auxiliary support through a telescopic sleeve and a push-pull oil cylinder, and the auxiliary support tightly pushes or keeps away from an elevator shaft shear wall under the action of the push-pull oil cylinder and the telescopic sleeve. The utility model discloses a be used for safety isolation movable arm tower crane foundation section below construction space.
Disclosure of Invention
In order to solve the technical problems, the invention provides an attached hydraulic self-climbing hard protection platform at the bottom of an ultra-high-rise tower crane, an installation process and a climbing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a superelevation layer tower hangs bottom attached to hydraulic pressure from climbing hard protection platform wholly is located the inside tower crane below of core section of thick bamboo, wherein: the method comprises the following steps: the wall-attached device (10), the guide rail (14), the main platform layer (23), the operation layer (24), the lower hanging layer (25) and the frame body; wherein:
the wall attaching device (10) is pre-embedded in the inner side wall of the shear wall; the pre-buried former position of adopting that attaches wall device (10), pre-buried degree of depth is with wall thickness, attaches the wall device and installs more than one along every shear force wall guide rail climbing direction, attaches wall device both sides and sets up vertical baffle (28) and prevent that the guide rail from toppling.
A guide rail is arranged on the wall attaching device; the guide rail is I-shaped steel, one side of the guide rail is clamped in the wall attaching device (10), the upper end of the guide rail is provided with a welding plate (10) used for being placed on a wall attaching seat of the wall attaching device, the guide rail faces one side of the frame body, a plurality of convex blocks (29) are arranged at intervals and used for clamping the frame body in the climbing process along the guide rail, and the up-and-down climbing box of the hydraulic device is clamped in the upward direction along the guide rail.
The support body include support body (6) and lower support body (8), set up respectively between main platform layer, operation layer, stores pylon layer, play the supporting role, at the in-process that climbs, the support body drives main platform layer, operation layer, stores pylon layer and wholly rises.
The frame body is fixed on the wall-attached device through a bearing bolt (27) to obtain stress; the lower part of one side of the frame body close to the wall is provided with a wall-attached support (26); the support body include horizontal and vertical support all around to and set up bracing piece that the position of attaching wall brace (27) was set up in the support body (7), bracing and support body top, the oblique angle set up between.
The hydraulic oil cylinder is connected to the guide rail and the frame body to provide climbing power for the guide rail and the frame body.
The method for installing the attached hydraulic self-climbing hard protection platform at the bottom of the super high-rise tower crane comprises the following steps:
(1) erecting a wall attachment device mounting platform, and pre-embedding and mounting a wall attachment device (10) on the shear wall after erection is finished to provide support for the overall climbing of the frame body;
(2) a guide rail is arranged on the wall attaching device (10), the guide rail is made of I-shaped steel, one side of the guide rail is clamped in the wall attaching device (10), and the upper end of the guide rail is provided with a welding plate (20) which is lapped on a wall attaching seat of the wall attaching device;
(3) the installing support and the girder steel of single-point hoist and mount support body, equipment support body install operation layer, main platform layer, stores pylon layer in proper order, tile girder steel, decorative pattern steel plate on it after installing the support body, set up the support body between operation layer, main platform layer, the stores pylon layer, the performance supporting role.
The climbing method of the attached hydraulic self-climbing hard protection platform at the bottom of the super high-rise tower crane comprises the following steps:
(1) before climbing, the turning plate 22 on the main platform layer 23 is hoisted by a suspension steel wire rope 9.
(2) The guide rail 14 climbs along the wall-attached device 10 under the action of the electric control equipment;
the implementation process is as follows: operating the electric control equipment to lift the guide rail, wherein the guide rail drives the welding plate at the top end of the guide rail to penetrate through the wall attaching device at the initial position; the guide rail continuously climbs upwards by rotating a rotating shaft on the wall attaching device to avoid the welding plate, the guide rail is continuously lifted to the tail end of the guide rail after being positioned in place to be exposed from the lower-layer wall attaching device, finally, the electric control equipment is operated to press the guide rail downwards in place, and the welding plate at the top end of the guide rail is lapped on the upper wall attaching seat;
meanwhile, the wall attaching device at the initial position is removed, and the wall attaching device is continuously installed on the inner wall position of the shear wall at the next rail climbing distance along the rail climbing direction;
the guide rail rises up to the top section by section in the above-described way.
(3) The frame body 8 drives the operation layer, the main platform layer and the hanging rack layer to wholly climb along the guide rail;
the implementation process is as follows:
(2.1) the upper climbing box (11) and the lower climbing box (13) are respectively arranged above and below the hydraulic oil cylinder, and the ladder stops are properly and simultaneously upward to ensure that the guide rail (14) normally climbs upward; under the action of the hydraulic oil cylinder, the upper frame body and the lower frame body are driven along the guide rail, and then the main platform layer, the operation layer and the hanging frame layer of the self-climbing hard protection platform are driven to be integrally upward; the lugs (29) arranged on the side surfaces of the guide rails ensure the clamping position of the climbing box (11) and the climbing box (13) in the climbing process;
(2.2) after the climbing is finished, the step of the climbing box (1) is downward, and the step of the climbing box (13) is upward, so that the whole hydraulic self-climbing hard protection platform has the anti-falling function.
(4) After climbing to the top, the self-climbing hard protection platform uses the hydraulic oil cylinder 12 to continuously lift the guide rail 14 to lift out, removes the guardrails and steel beams of the platform layer 23, removes the upper climbing box 11 and the lower climbing box 13 and the wall-attached device 10, and lifts the tower crane off the working surface.
Has the advantages that: compared with the prior art, the invention has the following improvements:
(1) the total height of the closed self-climbing platform is 9.8m, and the closed self-climbing platform can meet the multiple functions of safety protection, self-climbing operation, wall attachment device detachment and the like. The support body adopts shaped steel more stable as the frame, and personnel go up and down the support body through built-in stair to use the steel pipe as preventing guardrail bar, whole security obtains further guarantee.
(2) The main platform layer is provided with the turning plate, so that the whole sealing performance of the self-climbing platform can be guaranteed, the whole climbing is not influenced, and the turning plate on the main platform layer is hung by the hanging steel wire rope before climbing.
(3) The wall attaching device and the guide rail are installed to realize overall self-climbing, the operation is convenient, the safety coefficient is high, and the transportation is not required to be disassembled for many times.
Drawings
FIG. 1 is a front view of an attached hydraulic self-climbing hard protection platform at the bottom of an ultra-high-rise tower crane according to the invention;
FIG. 2 is a cross-sectional view of the bottom attached hydraulic self-climbing hard protection platform of the super high-rise tower crane of the invention;
FIG. 3 is a diagram of an object of the hydraulic self-climbing hard protection platform attached to the bottom of the super high-rise tower crane;
FIG. 4 is an enlarged view of the wall attachment apparatus 10;
fig. 5 is an enlarged view of the frame body 8;
FIG. 6 is an enlarged view of the connection of the guide rail to the wall attachment;
FIG. 7 is an enlarged view of hydraulic ram 12;
fig. 8 is an enlarged view of the wall attachment device 10 secured to a shear wall by means of the climbing cone 30.
Description of the main symbols in the figures: the device comprises a vertical support frame-4, a vertical support frame-6, an inclined strut-7, a frame body-8, a steel wire rope-9, a wall attachment device-10, an upward climbing box-11, a downward climbing box-13, a guide rail-14, a closed platform plate guardrail-7, 15, 16, 18, a stair-21, a turning plate-22, a main platform layer-23, an operation layer-24, a lower hanging layer-25, a welding plate-20, a bearing bolt-26, a wall attachment strut-27, a vertical baffle-28, a bump-29 and a climbing cone-30.
Detailed Description
The whole process of installation, climbing and disassembly of the attached hydraulic self-climbing hard protection platform at the bottom of the super high-rise tower crane will be described below with reference to the accompanying drawings.
Fig. 1 is a front view of an attached hydraulic self-climbing hard protection platform at the bottom of an ultra-high-rise tower crane, fig. 2 is a sectional view of the platform, and fig. 3 is a real object view of the platform. Referring to fig. 1 and 2, the attached hydraulic self-climbing hard protection platform at the bottom of the super high-rise tower crane is integrally positioned below the tower crane in the core tube, and integrally comprises a main platform layer 23, an operation layer 24 and a lower hanging layer 25 from top to bottom. Wherein:
the main platform layer 23 is a fully-enclosed layer and is used for protecting operators below; platform board guardrails 15 and 16 are arranged on the upper surface; the turning plate 22 is further arranged on the main platform layer 23, and the sealing performance of the whole self-climbing platform can be guaranteed.
The operation layer 24 is positioned below the main platform layer and is a climbing operation layer of the tower crane bottom attached hydraulic self-climbing hard protection platform;
the hanging frame layer 25 is located at the bottom of the tower crane and attached to the lowest part of the hydraulic self-climbing hard protection platform and used for detaching the wall attaching device.
When daily use, play the guard action through confined main platform layer 23, operating personnel passes to operation level 24, hangs layer 25 down through stair 21. In order to further improve the safety factor, the frame is erected on each platform layer and then the frame is laid by adopting a pattern steel plate, and the stairs 21 are arranged between the layers, so that operators can safely pass to each operation layer.
The installation process of the self-climbing hard protection platform comprises the following steps:
(1) and (3) erecting a wall attaching device mounting platform, pre-embedding and mounting the wall attaching device 10 (the structure is shown in figure 4) of the shear wall after erection is finished, providing support for the whole frame body, and connecting the wall attaching base with the shear wall through a pre-embedded creeping cone 30. The pre-buried former position of adopting of attaching wall device 10, pre-buried degree of depth is with wall thickness, attaches the wall device and installs a plurality ofly along every shear force wall guide rail climbing direction, satisfies the demand of climbing.
(2) The wall-attached device 10 is provided with a guide rail 14, and the guide rail has the function of climbing and attaching the frame body 8. The installation mode of the guide rail 14 is as follows: the guide rail is made of I-shaped steel, one side of the guide rail is clamped in the wall attaching device 10, and the upper end of the guide rail is provided with a welding plate 20 which is lapped on a wall attaching seat of the wall attaching device. Vertical baffles 28 on either side of the wall attachment provide anti-tipping of the guide rail.
The guide rail has a plurality of lugs 29 towards one side of the frame body along the guide rail interval arrangement, and in the step of conveniently climbing the follow-up frame body, the hydraulic device climbs the screens of case along the guide rail ascending from top to bottom, improves the security that the frame body climbed.
(3) The installing support and the girder steel of single-point hoist and mount support body, the equipment support body, the support body of installing operation layer 24, main platform layer 23, stores pylon layer 25 in proper order, tile girder steel, decorative pattern steel sheet on it after installing the support body.
Fig. 5 is a structural view of the shelf body. The support body includes support body 6 and lower support body 8, sets up respectively between main platform layer 23, operation layer 24, stores pylon layer 25, plays the supporting role, and at the in-process that climbs, the support body drives main platform layer 23, operation layer 2, stores pylon layer 25 and wholly rises.
The stress of the frame body is mainly realized through the wall attaching device, and the frame body is fixed on the wall attaching device through the bearing bolt 27. The lower part of one side of the frame body close to the wall is provided with an attached wall support 26 to prevent the frame body from overturning. In order to improve the stability and the compactness of the frame body, the inclined strut 7 is erected at the position of the wall strut 27 arranged in the frame body except for the peripheral horizontal and vertical supports, and support frames (vertical support frames 4) are arranged between the inclined strut and the upper part and between the inclined angles of the frame body.
The climbing process of the self-climbing hard protection platform comprises the following steps: (1) the rail 14 ascends along the wall attachment device 10, and (2) the frame body 8 ascends along the rail, which are not synchronously implemented, and are sequentially implemented. Before climbing, the turning plate 22 on the main platform layer 23 is hoisted by a suspension steel wire rope 9. The specific process is as follows:
(1) lifting the guide rail through the electric control equipment, operating the electric control equipment to lift the guide rail, and enabling the guide rail to drive the welding plate at the top end of the guide rail to penetrate through the wall attaching device; the guide rail continuously climbs upwards by rotating the rotating shaft on the wall attaching device to avoid the welding plate, the guide rail is continuously lifted to a certain height after entering the position until the tail end of the guide rail is exposed out of the lower-layer wall attaching device, finally, the electric control equipment is operated to press down the guide rail to be in place, and at the moment, the welding plate at the top end of the guide rail is lapped on the upper wall attaching seat.
Through the operation, the guide rail ascends for a certain distance, and the welding plate is separated from the wall attaching device at the initial position and is erected and fixed behind the last wall attaching device. And meanwhile, removing the wall attaching device at the initial position, and continuously installing the wall attaching device to the inner wall position of the shear wall at the next rail climbing distance along the rail climbing direction. The guide rail rises up to the top section by section in the above-described way.
The guide rail is lapped on the wall attaching device by means of a welding plate at the top, the next wall attaching device does not need to be released during climbing, the guide rail is only lifted, and the hydraulic oil cylinder 12 provides climbing power for the guide rail 14.
(2) The frame body is powered by a hydraulic oil cylinder 12 to ascend along the guide rail.
The ascending box 11 and the descending box 13 are respectively arranged above and below the hydraulic oil cylinder, the structure is shown in fig. 6, two ladder steps are suitable for ascending at the same time, and the guide rail 14 is ensured to ascend normally. After climbing is finished, the step of the upper climbing box 11 is downward, the step of the lower climbing box 13 is upward, and the anti-falling function of the whole hydraulic self-climbing hard protection platform is achieved.
(3) When the self-climbing hard protection platform climbs to the top and needs to be detached, sundries on the whole platform are cleaned firstly, and then the closed platform plate guardrails 15 and 16, the platform layer 23 and the steel beams are detached. The rail 14 is lifted further up by the hydraulic rams 12 and then lifted off the work surface by the tower crane. And (3) removing the upper climbing box 11, the lower climbing box 13 and the wall attaching device 10 and hanging away from the working surface.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a superelevation layer tower hangs bottom attached hydraulic pressure from climbing hard protection platform which characterized in that: the method comprises the following steps: the wall-attached device (10), the guide rail (14), the frame body, a main platform layer (23), an operation layer (24) and a lower hanging layer (25) are sequentially arranged from top to bottom; wherein:
the wall attaching device (10) is pre-embedded in the inner side wall of the shear wall;
a guide rail is arranged on the wall attaching device;
the frame body comprises an upper frame body (6) and a lower frame body (8), which are respectively arranged among the main platform layer, the operation layer and the hanging frame layer to play a supporting role, and the frame body drives the main platform layer, the operation layer and the hanging frame layer to integrally ascend in the climbing process;
the hydraulic oil cylinder is connected to the guide rail and the frame body to provide climbing power for the guide rail and the frame body.
2. The super high-rise tower crane bottom attached hydraulic self-climbing hard protection platform according to claim 1, characterized in that: the pre-buried former position of adopting that attaches wall device (10), pre-buried degree of depth is with wall thickness, attaches the wall device and installs more than one along every shear force wall guide rail climbing direction, attaches wall device both sides and sets up vertical baffle (28) and prevent the toppling of guide rail climbing process.
3. The super high-rise tower crane bottom attached hydraulic self-climbing hard protection platform according to claim 1, characterized in that: the guide rail is I-shaped steel, one side of the guide rail is clamped in the wall attaching device (10), the upper end of the guide rail is provided with a welding plate (10) used for being placed on a wall attaching seat of the wall attaching device, the guide rail faces one side of the frame body, a plurality of convex blocks (29) are arranged at intervals and used for clamping the frame body in the climbing process along the guide rail, and the up-and-down climbing box of the hydraulic device is clamped in the upward direction along the guide rail.
4. The super high-rise tower crane bottom attached hydraulic self-climbing hard protection platform according to claim 1, characterized in that: the frame body is fixed on the wall-attached device through a bearing bolt (27) to obtain stress; the lower part of one side of the frame body close to the wall is provided with a wall-attached support (26); the support body include horizontal and vertical support all around to and set up bracing piece that the position of attaching wall brace (27) was set up in the support body (7), bracing and support body top, the oblique angle set up between.
5. The method for installing the hydraulic self-climbing hard protection platform attached to the bottom of the super high-rise tower crane according to any one of claims 1 to 4,
(1) erecting a wall attachment device mounting platform, and pre-embedding and mounting a wall attachment device (10) on the shear wall after erection is finished to provide support for the overall climbing of the frame body;
(2) a guide rail is arranged on the wall attaching device (10), the guide rail is made of I-shaped steel, one side of the guide rail is clamped in the wall attaching device (10), and the upper end of the guide rail is provided with a welding plate (20) which is lapped on a wall attaching seat of the wall attaching device;
(3) the installing support and the girder steel of single-point hoist and mount support body, equipment support body install operation layer, main platform layer, stores pylon layer in proper order, tile girder steel, decorative pattern steel plate on it after installing the support body, set up the support body between operation layer, main platform layer, the stores pylon layer, the performance supporting role.
6. The method for climbing the hydraulic self-climbing hard protection platform attached to the bottom of the super high-rise tower crane according to any one of claims 1 to 4,
(1) before climbing, a turning plate (22) on a main platform layer 23 is lifted by a suspension steel wire rope (9);
(2) the guide rail (14) climbs along the wall-attached device (10) under the action of the electric control equipment;
(3) the frame body (8) drives the operation layer, the main platform layer and the hanging rack layer to climb along the guide rail integrally;
(4) after climbing to the top, the self-climbing hard protection platform continuously lifts the guide rail (14) to the outside by using the hydraulic oil cylinder (12), removes the guardrail and the steel beam of the platform layer (23), removes the climbing box (11), the lower climbing box (13) and the wall attachment device (10), and lifts the tower crane off the working surface.
7. The climbing method of the hydraulic self-climbing hard protection platform attached to the bottom of the super high-rise tower crane according to claim 6, wherein the step (2) of climbing the guide rail (14) along the wall-attached device (10) under the action of the electric control equipment is implemented by the following steps: operating the electric control equipment to lift the guide rail, wherein the guide rail drives the welding plate at the top end of the guide rail to penetrate through the wall attaching device at the initial position; the guide rail continuously climbs upwards by rotating a rotating shaft on the wall attaching device to avoid the welding plate, the guide rail is continuously lifted to the tail end of the guide rail after being positioned in place to be exposed from the lower-layer wall attaching device, finally, the electric control equipment is operated to press the guide rail downwards in place, and the welding plate at the top end of the guide rail is lapped on the upper wall attaching seat;
meanwhile, the wall attaching device at the initial position is removed, and the wall attaching device is continuously installed on the inner wall position of the shear wall at the next rail climbing distance along the rail climbing direction;
the guide rail rises up to the top section by section in the above-described way.
8. The method for climbing the ultra-high-rise tower crane bottom attached hydraulic self-climbing hard protection platform according to claim 6, wherein the implementation process that the frame body in the step (3) is powered by the hydraulic oil cylinder 12 to climb along the guide rail comprises the following steps:
(3.1) the upper climbing box (11) and the lower climbing box (13) are respectively arranged above and below the hydraulic oil cylinder, and the ladder stops are properly and simultaneously upward to ensure that the guide rail (14) normally climbs upward; under the action of the hydraulic oil cylinder, the upper frame body and the lower frame body are driven along the guide rail, and then the main platform layer, the operation layer and the hanging frame layer of the self-climbing hard protection platform are driven to be integrally upward; the lugs (29) arranged on the side surfaces of the guide rails ensure the clamping position of the climbing box (11) and the climbing box (13) in the climbing process;
(3.2) after climbing, the ladder bar of the climbing box (1) is downward, and the ladder bar of the climbing box (13) is upward, so that the whole hydraulic self-climbing hard protection platform has the function of preventing falling.
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| CN113896124B (en) | 2024-04-19 |
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