CN111115469A - Conversion mechanism, climbing system and method for climbing tower crane in separated core barrel - Google Patents
Conversion mechanism, climbing system and method for climbing tower crane in separated core barrel Download PDFInfo
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- CN111115469A CN111115469A CN201911426357.5A CN201911426357A CN111115469A CN 111115469 A CN111115469 A CN 111115469A CN 201911426357 A CN201911426357 A CN 201911426357A CN 111115469 A CN111115469 A CN 111115469A
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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
- B66C23/283—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 with frameworks composed of assembled elements
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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
- B66C23/62—Constructional features or details
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- Jib Cranes (AREA)
Abstract
The invention provides a conversion mechanism, a climbing system and a method for a tower climbing crane in a separated core barrel, wherein the conversion mechanism is applied to the tower climbing crane in the separated core barrel and comprises embedded parts, brackets, conversion beams, two climbing beams and a climbing frame, the embedded parts are arranged on two sides of the separated core barrel, the brackets are connected with the embedded parts, the conversion beams are erected on the brackets and connected with the brackets, one ends of the two climbing beams are detachably connected with the conversion beams, the other ends of the two climbing beams are connected with the climbing frame, and the climbing frame is detachably connected with a tower body of the tower climbing crane. This shifter can shift or demolish the condition under the tower crane of need not climbing internally for climb the tower crane in the core section of thick bamboo after the separation and can continue to carry out the operation according to the mode of climbing and the route of climbing of tower crane in the core section of thick bamboo before the separation, convenient operation, labour saving and time saving has greatly improved the efficiency of construction, has shortened the time limit for a project.
Description
Technical Field
The invention relates to the technical field of super high-rise building engineering construction, in particular to a conversion mechanism, a climbing system and a method for a climbing tower crane in a separated core barrel.
Background
At present, a tower crane climbing technology is widely applied to the field of super high-rise building construction, and along with diversification of forms of super high-rise buildings, structural forms of a plurality of special-shaped core cylinders, such as upper-part separating core cylinders, appear in order to meet building requirements.
When climbing the tower crane in adopting in the super high-rise building work progress, it is on the interior concrete wall of core section of thick bamboo to climb the roof beam earlier usually, install the frame that climbs of tower crane on climbing the roof beam again, it sets up the frame that climbs about the same during climbing, form the system of climbing of tower crane, however, when upper core section of thick bamboo begins to separate into two independent structures, core bobbin wall body interval grow, original climbing roof beam can't continue to install, lead to the tower crane can't continue to climb according to normal mode, common way is the mounting means who changes the tower crane, if with climbing formula repacking into outer climbing formula or attaching wall formula in the tower crane, will climb or attach to the unilateral barrel of core section of thick bamboo outward. However, if the external climbing type tower crane is adopted, the tower crane needs to be disassembled and assembled again, which not only wastes time and labor, but also increases the danger compared with the internal climbing type tower crane, and if the wall-attached type tower crane is adopted, the tower crane is influenced by the height of the building.
Disclosure of Invention
The invention aims to provide a conversion mechanism, a climbing system and a climbing method for a tower crane climbing in a separated core barrel, and aims to solve the problems that in the application process of the tower crane climbing in the separated core barrel in the prior art, when the upper core barrel begins to be separated into two independent structures, the tower crane needs to be disassembled and assembled again, and time and labor are wasted. The specific technical scheme is as follows:
the invention provides a conversion mechanism for a climbing tower crane in a separated core barrel, which is applied to the climbing tower crane in the separated core barrel and comprises embedded parts, brackets, conversion beams, two climbing beams and a climbing frame, wherein the embedded parts are arranged on two sides of the separated core barrel, the brackets are connected with the embedded parts, the conversion beams are arranged on the brackets and connected with the brackets, one ends of the two climbing beams are detachably connected with the conversion beams, the other ends of the two climbing beams are connected with the climbing frame, and the climbing frame is detachably connected with a tower body of the climbing tower crane.
Optionally, the size of the transfer beam is matched with the distance between two sides of the separated core barrel.
Optionally, the distance between the two climbing beams corresponds to the distance between the climbing beams applied to the climbing mechanism in the tower crane climbing in the core tube before separation.
Optionally, the bracket and the embedded part are connected through welding.
Optionally, a base is further arranged on the transfer beam, and the climbing beam is detachably connected with the transfer beam through the base.
In a second aspect, the invention provides a climbing system for a separated core tube internal climbing tower crane, which comprises a climbing mechanism applied to the core tube internal climbing tower crane before separation and a conversion mechanism used for the separated core tube internal climbing tower crane in the first aspect, wherein the climbing mechanism and/or the conversion mechanism are/is provided in three ways, the climbing mechanism comprises a climbing frame and climbing beams arranged on two sides of the climbing frame, and the climbing frame is detachably connected with a tower body of the internal climbing tower crane.
Optionally, the climbing frame is connected with the tower body of the internal climbing tower crane through a high-strength bolt.
Optionally, the climbing mechanism and/or the conversion mechanism are steel components.
In a third aspect, the invention provides a climbing method for a tower crane climbing in a separate core tube, which is implemented by adopting the climbing system for the tower crane climbing in the separate core tube according to the second aspect, and comprises the following steps:
step S1, climbing the internal climbing tower crane to the separation position of the core barrel according to the climbing mode in the core barrel before separation, installing a first path of conversion mechanism on a first installation floor, and preparing for the internal climbing tower crane to start climbing for the first time;
step S2, the internal climbing tower crane starts climbing for the first time, the upper part of the internal climbing tower crane climbs to a first installation floor, and the tower body is sequentially connected with the first switching mechanism and the climbing frames of the two climbing mechanisms;
step S3, a second conversion mechanism is installed on a second installation floor, and the internal climbing tower crane is ready to start climbing for the second time;
step S4, the internal climbing tower crane begins to climb for the second time, the upper part of the internal climbing tower crane climbs to a second installation floor, and the tower body is sequentially connected with the second conversion mechanism, the first conversion mechanism and a climbing frame of the climbing mechanism;
step S5, a third conversion mechanism is installed on a third installation floor, and the internal climbing tower crane is ready to start climbing for the third time;
and step S6, the internal climbing tower crane starts climbing for the third time, the upper part of the internal climbing tower crane climbs to a third installation floor, the bottom of the internal climbing tower crane climbs to a first installation floor, and the tower body is connected with the climbing frame of the second switching mechanism, the first switching mechanism and the third switching mechanism.
Optionally, the mounting steps of the conversion mechanism are as follows:
step S1, arranging embedded parts on two sides of the separated core barrel, and connecting the bracket with the embedded parts;
step S2, arranging the conversion beam on the bracket and connecting the conversion beam with the bracket;
step S3, the climbing beam is installed on the conversion beam, then the climbing frame is arranged on the climbing beam and connected with the climbing beam, and finally the climbing frame is detachably connected with the tower body of the internal climbing tower crane.
The invention provides a conversion mechanism, a climbing system and a method for a tower climbing tower crane in a separated core tube, which have the following beneficial effects:
the climbing system for the separated core tube internal climbing tower crane comprises a climbing mechanism applied to the core tube internal climbing tower crane before separation and a switching mechanism applied to the core tube internal climbing tower crane after separation, the climbing system of the core tube internal climbing tower crane before separation consists of the climbing mechanism arranged on a concrete wall in the core tube body, along with the change of the structural form of the separated core tube, the upper core tube is divided into two parts to form a atrium so as to achieve the building effect, the concrete wall of the core tube before separation for connecting the climbing mechanism disappears, the climbing mechanism cannot be installed, and the switching mechanism of the core tube internal climbing tower crane after separation is installed at the moment, so that the core tube internal climbing tower crane after separation can continue to operate according to the climbing mode and climbing route of the core tube internal climbing tower crane before separation under the condition that the internal climbing tower crane does not need to be shifted or dismounted, convenient operation, labour saving and time saving has greatly improved the efficiency of construction, has shortened the time limit for a project.
Drawings
FIG. 1 is a schematic structural diagram of a conversion mechanism for a tower crane climbing in a split core barrel according to an embodiment of the invention;
FIG. 2a is a schematic view of a tower crane in a separate core tube provided by an embodiment of the invention, wherein a first conversion mechanism is installed during climbing;
fig. 2b is a schematic view illustrating the installation of a second switching mechanism during climbing of the tower crane in the separated core tube according to an embodiment of the present invention;
fig. 2c is a schematic view illustrating the installation of a third switching mechanism during climbing of the tower crane in the separated core barrel according to an embodiment of the present invention;
wherein the reference numerals of figures 1-2c are as follows:
11-separating the pre-core barrel; 12-post-separation core barrel; 2-a climbing mechanism; 3-a conversion mechanism; 31-an embedded part; 32-bracket; 33-a transfer beam; 34-a climbing beam; 35-climbing frame.
Detailed Description
The present invention provides a conversion mechanism, a climbing system and a method for a tower crane in a split core barrel, which are described in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a conversion mechanism for a tower crane in a split core tube according to this embodiment. In the present embodiment, the split core barrel is divided into a split front core barrel 11 and a split rear core barrel 12.
The conversion mechanism 3 provided in this embodiment is applied to the internal climbing tower crane of the core tube 12 after separation, and includes an embedded part 31, a bracket 32, a conversion beam 33, two climbing beams 34 and a climbing frame 35, the embedded part 31 is disposed on two sides of the core tube 12 after separation, the bracket 32 is connected with the embedded part 31, the conversion beam 33 is erected on the bracket 32 and is connected with the bracket 32, one end of the two climbing beams 34 is detachably connected with the conversion beam 33, the other end is connected with the climbing frame 35, the climbing frame 35 is detachably connected with the tower body of the internal climbing tower crane to stabilize the tower body of the internal climbing tower crane, in addition, the conversion beam 33 is detachably connected with the bracket 32, preferably, the conversion beam 33 is connected with the bracket 32 through a high-strength bolt.
Further, the size of the transfer beam 33 is matched with the distance between the two sides of the separated core tube 12, and specifically, during construction, the transfer beam 33 with the size matched with the distance between the two sides of the separated core tube 12 is selected according to the distance between the separated core tube and the separated core tube.
In addition, the distance between the two climbing beams 34 corresponds to the distance between the climbing beams 34 of the climbing mechanism 2 in the core tube 11 before separation, so that the core tube 12 after separation can continue to operate according to the climbing mode and climbing route of the core tube 11 before separation under the condition that the internal climbing tower crane does not need to be displaced or dismantled.
Specifically, the bracket 32 is connected with the embedded part 31 through welding.
Further, a base is further arranged on the conversion beam 33, and the climbing beam 34 and the conversion beam 33 are detachably connected through the base, so that the conversion mechanism can be conveniently disassembled and assembled during recycling.
In practical application, when the internal climbing tower crane climbs to the separation position of the core tube, the installation floor position of the conversion mechanism 3 needs to be determined in advance, the installation position of the tower body of the internal climbing tower crane of the conversion mechanism 3 is determined to be the reinforced joint position of the internal climbing tower crane (the tower body of the internal climbing tower crane consists of a standard joint and a reinforced joint), and then the conversion mechanism 3 is installed, wherein the installation steps are as follows:
step S1, arranging embedded parts 31 on two sides of the separated core barrel 12, and welding the corbels 32 and the embedded parts 31;
step S2, selecting a conversion beam 33 with a size matched with the separation distance of the two sides of the separated core tube 12, arranging a base of the climbing beam 34 at the corresponding position of the conversion beam 33 according to the separation distance of the climbing beam 34 of the climbing mechanism in the climbing tower crane in the core tube 11 before separation, and then erecting the conversion beam 33 on the bracket and connecting the conversion beam with the bracket;
step S3, the climbing beam 34 is installed on the base of the conversion beam 33, then the climbing frame 35 is erected on the climbing beam 34 and connected with the climbing beam 34, and finally the climbing frame 35 is detachably connected with the tower body of the internal climbing tower crane to stabilize the tower body of the internal climbing tower crane.
The embodiment also provides a climbing system for a tower crane climbs in a separated core tube, which comprises a climbing mechanism 2 applied to the tower crane climbs in the core tube 11 before separation and a conversion mechanism 3 used for the tower crane climbs in the separated core tube, wherein the climbing mechanism 2 comprises a climbing frame 35 and climbing beams 34 arranged on two sides of the climbing frame, and the climbing frame 35 is detachably connected with a tower body of the tower crane climbs in the core tube. Preferably, the climbing means 2 and/or the conversion means 3 are steel components.
Furthermore, the climbing mechanism 2 and/or the conversion mechanism 3 are provided with three paths, namely three paths of climbing frames 35, and it should be noted that the climbing mechanism 2 and the conversion mechanism 3 can be mutually converted in the using process, and the climbing mechanism 2 and the conversion mechanism 3 can be recycled and functionally converted in the climbing process of the internal climbing tower crane.
Further, the climbing frame 35 is connected with the tower body of the internal climbing tower crane through a high-strength bolt, and the tower body of the internal climbing tower crane is connected and stabilized through the high-strength bolt in a normal working state; under the state of climbing, can conveniently dismantle high strength bolt to can leave the space between frame 35 and the body of the tower of climbing, in order to guarantee that the interior tower crane that climbs freely climbs.
Specifically, the three-climbing frame 35 is a first climbing frame, a second climbing frame and a third climbing frame from bottom to top in sequence. The first climbing frame is mainly used for bearing the vertical downward acting force generated by the tower crane under various working conditions; the second climbing frame is mainly used for bearing torque and bending moment generated by the tower crane under various working conditions and is used as a climbing track in the climbing process; the third climbing frame is mainly used as a climbing rail in the climbing process. The connection of three frames of climbing and the body of the tower is removed before climbing, the tower crane is promoted to climb through the hydraulic jacking mechanism on the first frame of climbing (namely the frame of climbing located at the bottom) to the internal climbing tower crane, reach the regulation and climb highly after, fasten the high-strength bolt on each frame of climbing, after finishing climbing, first frame converts the third frame when climbing next time into, the second frame of climbing converts the first frame when climbing next time into, the third frame of climbing converts the second frame when climbing next time into the frame of climbing next time simultaneously, this kind of conversion continues to circulate when climbing next time again.
Referring to fig. 2a, 2b and 2c, fig. 2a, 2b and 2c show the climbing process of the climbing system for the tower crane climbing in the separated core tube provided by the embodiment during construction.
Among the climbing system of climbing tower crane in disconnect-type core section of thick bamboo, the climbing system of climbing tower crane in the core section of thick bamboo 11 before the separation comprises climbing mechanism 2 of the concrete wall of installing in the core section of thick bamboo 11 before the separation, along with the change of disconnect-type core section of thick bamboo structural style, upper portion core section of thick bamboo is divided into two and is formed the atrium in order to reach the architectural effect, the concrete wall that is used for connecting core section of thick bamboo 11 before the separation of climbing mechanism 2 disappears, climbing mechanism 2 can't be installed, need install the shifter 3 of climbing tower crane in the core section of thick bamboo 12 after the separation this moment, then the climbing tower crane continues to climb, the climbing method of climbing tower crane in the core section of thick bamboo 12 after the separation:
step S1, climbing the internal climbing tower crane to the separation position of the core barrel according to the climbing mode in the core barrel before separation, installing a first path of conversion mechanism on a first installation floor, and preparing for the internal climbing tower crane to start climbing for the first time, as shown in fig. 2 a;
step S2, the internal climbing tower crane starts climbing for the first time, the upper part of the internal climbing tower crane climbs to a first installation floor, and the tower body is sequentially connected with the first switching mechanism and the climbing frames of the two climbing mechanisms;
step S3, installing a second conversion mechanism on a second installation floor, and preparing for the inner tower climbing crane to start climbing for the second time, as shown in FIG. 2 b;
step S4, the internal climbing tower crane begins to climb for the second time, the upper part of the internal climbing tower crane climbs to the second installation floor, and the tower body is sequentially connected with the second conversion mechanism, the first conversion mechanism and a climbing frame of a climbing mechanism;
step S5, a third conversion mechanism is installed on a third installation floor, and the internal climbing tower crane is ready to start climbing for the third time, as shown in the figure 2 c;
and step S6, the internal climbing tower crane starts climbing for the third time, the upper part of the internal climbing tower crane climbs to a third installation floor, the bottom of the internal climbing tower crane climbs to a first installation floor, and the tower body is connected with the climbing frame of the second switching mechanism, the first switching mechanism and the third switching mechanism.
Therefore, the climbing conversion of the internal climbing tower crane from the core barrel before separation to the core barrel after separation is completed by the climbing method, and then the next round of climbing is performed in the core barrel after separation until climbing is completed.
In summary, the conversion mechanism, the climbing system and the method for the tower crane climbing in the separated core barrel provided by the invention have the following advantages: wherein, on the shifter was applied to climbing the tower crane in the separation back core section of thick bamboo, including built-in fitting, bracket, conversion roof beam, two beams of climbing and the frame of climbing, the built-in fitting sets up the both sides at the separation back core section of thick bamboo, the bracket with the built-in fitting is connected, the conversion roof beam erects on the bracket and with the bracket is connected, two the one end of climbing the roof beam with the conversion roof beam can be dismantled the connection, the other end with the frame connection of climbing, the frame of climbing can dismantle with the body of the tower crane of climbing in and be connected. This shifter can shift or demolish the condition under the tower crane of need not climbing internally for climb the tower crane in the core section of thick bamboo after the separation and can continue to carry out the operation according to the mode of climbing and the route of climbing of tower crane in the core section of thick bamboo before the separation, convenient operation, labour saving and time saving has greatly improved the efficiency of construction, has shortened the time limit for a project.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a shifter that is used for climbing tower crane in disconnect-type core section of thick bamboo, is applied to and climbs on the tower crane in the core section of thick bamboo after the separation, a serial communication port, including built-in fitting, bracket, conversion roof beam, two beams and the frame of climbing, the built-in fitting sets up the both sides at the core section of thick bamboo after the separation, the bracket with the built-in fitting is connected, the conversion roof beam is established on the bracket and with the bracket is connected, two the one end of climbing the roof beam with the conversion roof beam can dismantle connection, the other end with the frame connection that climbs, the frame of climbing can dismantle with the body of the tower crane in and be connected.
2. The conversion mechanism for a tower crane inside a split core tube of claim 1, wherein the size of the conversion beam matches the spacing of the two sides of the split core tube.
3. The conversion mechanism for a climbing tower crane in a split core tube as claimed in claim 1, wherein the pitch of the two climbing beams corresponds to the pitch of the climbing beams applied to the climbing mechanism in the climbing tower crane in the core tube before separation.
4. The conversion mechanism for the tower crane in the split core tube as claimed in claim 1, wherein the bracket is connected with the embedded part by welding.
5. The conversion mechanism for the tower crane in the split core cylinder as claimed in claim 1, wherein a base is further arranged on the conversion beam, and the climbing beam is detachably connected with the conversion beam through the base.
6. A climbing system for a tower crane climbing in a separated core barrel is characterized by comprising a climbing mechanism applied to the tower crane climbing in the core barrel before separation and a conversion mechanism used for the tower crane climbing in the separated core barrel according to any one of claims 1 to 5, wherein the climbing mechanism and/or the conversion mechanism are/is provided with three paths, the climbing mechanism comprises a climbing frame and climbing beams arranged on two sides of the climbing frame, and the climbing frame is detachably connected with a tower body of the tower crane climbing in.
7. The climbing system for the tower crane climbing the separated core barrel according to claim 6, wherein the climbing frame is connected with the tower body of the tower crane climbing the core barrel through high-strength bolts.
8. The climbing system for a tower crane climbing within a split core barrel as claimed in claim 6 wherein the climbing mechanism and/or the conversion mechanism are steel components.
9. A climbing method for a tower crane climbing in a separated core barrel is realized by adopting the climbing system for the tower crane climbing in the separated core barrel according to any one of claims 6 to 8, and comprises the following steps:
step S1, climbing the internal climbing tower crane to the separation position of the core barrel according to the climbing mode in the core barrel before separation, installing a first path of conversion mechanism on a first installation floor, and preparing for the internal climbing tower crane to start climbing for the first time;
step S2, the internal climbing tower crane starts climbing for the first time, the upper part of the internal climbing tower crane climbs to a first installation floor, and the tower body is sequentially connected with the first switching mechanism and the climbing frames of the two climbing mechanisms;
step S3, a second conversion mechanism is installed on a second installation floor, and the internal climbing tower crane is ready to start climbing for the second time;
step S4, the internal climbing tower crane begins to climb for the second time, the upper part of the internal climbing tower crane climbs to a second installation floor, and the tower body is sequentially connected with the second conversion mechanism, the first conversion mechanism and a climbing frame of the climbing mechanism;
step S5, a third conversion mechanism is installed on a third installation floor, and the internal climbing tower crane is ready to start climbing for the third time;
and step S6, the internal climbing tower crane starts climbing for the third time, the upper part of the internal climbing tower crane climbs to a third installation floor, the bottom of the internal climbing tower crane climbs to a first installation floor, and the tower body is connected with the climbing frame of the second switching mechanism, the first switching mechanism and the third switching mechanism.
10. The conversion mechanism for a tower crane in a split core barrel of claim 9, wherein the conversion mechanism is mounted by the steps of:
step S1, arranging embedded parts on two sides of the separated core barrel, and connecting the bracket with the embedded parts;
step S2, arranging the conversion beam on the bracket and connecting the conversion beam with the bracket;
step S3, the climbing beam is installed on the conversion beam, then the climbing frame is arranged on the climbing beam and connected with the climbing beam, and finally the climbing frame is detachably connected with the tower body of the internal climbing tower crane.
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| CN201911426357.5A CN111115469B (en) | 2019-12-31 | 2019-12-31 | Climbing method for climbing tower crane in separated core tube |
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| CN201911426357.5A CN111115469B (en) | 2019-12-31 | 2019-12-31 | Climbing method for climbing tower crane in separated core tube |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125172A (en) * | 2020-09-17 | 2020-12-25 | 上海建工四建集团有限公司 | Internal climbing base joint rotating device of internal climbing tower crane and construction method thereof |
| CN113401815A (en) * | 2021-06-17 | 2021-09-17 | 中建一局集团建设发展有限公司 | High-altitude conversion system of core tube tower crane of super high-rise building and construction method thereof |
| CN113860190A (en) * | 2021-10-29 | 2021-12-31 | 上海建工四建集团有限公司 | Cantilever tower crane girder-turning-free placing bracket and mounting method |
| CN113860189A (en) * | 2021-10-29 | 2021-12-31 | 上海建工四建集团有限公司 | Pin shaft type climbing beam of non-turnover internal climbing tower crane and use method thereof |
| CN114059770A (en) * | 2021-09-02 | 2022-02-18 | 上海建工四建集团有限公司 | Construction method for underpinning of constructor goods elevator foundation |
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| CN113860189A (en) * | 2021-10-29 | 2021-12-31 | 上海建工四建集团有限公司 | Pin shaft type climbing beam of non-turnover internal climbing tower crane and use method thereof |
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