CN111559709A - Climbing system and method of reinforcement-free self-climbing externally hung tower crane - Google Patents
Climbing system and method of reinforcement-free self-climbing externally hung tower crane Download PDFInfo
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- CN111559709A CN111559709A CN202010373471.2A CN202010373471A CN111559709A CN 111559709 A CN111559709 A CN 111559709A CN 202010373471 A CN202010373471 A CN 202010373471A CN 111559709 A CN111559709 A CN 111559709A
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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
- B66C23/20—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 with supporting couples provided by walls of buildings or like structures
- B66C23/208—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 with supporting couples provided by walls of buildings or like structures with supporting couples provided from the side, e.g. by walls of buildings
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- Jib Cranes (AREA)
Abstract
The invention discloses a climbing system and a climbing method of a reinforcement-free self-climbing externally hung tower crane, wherein the system comprises: the embedded part ear plate is fixed on the main body structure along the designed climbing track; the tower crane wall-attached frame comprises a frame main body for mounting a tower crane body, wherein a first side of the frame main body extends outwards and is provided with a climbing frame ear plate for connecting with the embedded part ear plate, and the first side of the frame main body is also connected with a force transfer beam for supporting against a main body structure through a horizontal hydraulic device; the hydraulic climbing system comprises a climbing guide rail detachably connected to the embedded part ear plates and a vertical hydraulic device which is in driving connection between the climbing guide rail and the frame main body. The invention adds the hydraulic climbing system and the hydraulic force transmission system on the basis of the climbing frame of the external tower crane, has simple and convenient operation, and has higher popularization value by combining the traditional advantages of the external tower crane.
Description
Technical Field
The invention relates to the technical field of hydraulic climbing, in particular to a climbing system and a climbing method of a reinforcement-free self-climbing externally hung tower crane.
Background
Because the internal components of the core barrel are influenced, more and more projects adopt the core barrel to externally hang the tower crane. The external tower crane is attached to the outer side of the shear wall through the embedded part, so that hoisting operation can be performed on the premise of not influencing the construction of the shear wall, but the traditional hoisting climbing method is long in construction period and large in manpower and material resource investment. The invention adds the hydraulic climbing system and the hydraulic force transmission system on the basis of the climbing frame of the external tower crane, has simple and convenient operation, and has higher popularization value by combining the traditional advantages of the external tower crane.
Disclosure of Invention
The invention provides a climbing system and a climbing method of a reinforcement-free self-climbing externally hung tower crane, which are suitable for construction of an ultra-high-rise externally hung tower crane, can save the construction period in practical engineering, shorten the climbing time of the externally hung tower crane and do not influence the climbing times of the tower crane.
The technical scheme adopted by the invention is as follows: a climbing system of a reinforcement-free self-climbing externally hung tower crane comprises:
the embedded part ear plate is fixed on the main body structure along the designed climbing track;
the tower crane wall-attached frame comprises a frame main body for mounting a tower crane body, wherein a first side of the frame main body extends outwards and is provided with a climbing frame ear plate for connecting with the embedded part ear plate, and the first side of the frame main body is also connected with a force transfer beam for supporting against a main body structure through a horizontal hydraulic device;
the hydraulic climbing system comprises a climbing guide rail detachably connected to the embedded part ear plates and a vertical hydraulic device which is in driving connection between the climbing guide rail and the frame main body.
The further improvement of the climbing system of the reinforcement-free self-climbing externally-hung tower crane is that each embedded part ear plate is connected with two climbing frame ear plates, and one climbing guide rail is arranged between the two climbing frame ear plates.
The further improvement of the climbing system of the reinforcement-free self-climbing externally-hung tower crane is that a climbing limiting device is arranged between each climbing guide rail and two of the two climbing frame ear plates on the two sides, each climbing limiting device comprises rollers symmetrically arranged on the opposite inner side surfaces of the two climbing frame ear plates, and the two rollers roll on the two sides of the climbing guide rail.
The further improvement of the climbing system of the reinforcement-free self-climbing externally hung tower crane is that the frame main body comprises an upper climbing frame, a lower climbing frame and a vertical pull rod connected between the upper climbing frame and the lower climbing frame, and the vertical hydraulic device is installed between the upper climbing frame and the climbing guide rail.
The further improvement of the climbing system of the reinforcement-free self-climbing external tower crane is that an inclined pressing rod and an inclined pulling rod are further arranged between the climbing frame and the climbing frame, the first end of the inclined pressing rod is hinged to the lower surface of the climbing frame, the second end of the inclined pressing rod is hinged to one embedded part ear plate below the climbing frame, the first end of the inclined pulling rod is hinged to the upper surface of the climbing frame, and the second end of the inclined pulling rod is hinged to one embedded part ear plate above the climbing frame.
The further improvement of the climbing system of the reinforcement-free self-climbing externally-hung tower crane is that each climbing height is higher than a main body structure is provided with a plurality of embedded part ear plates side by side, a first side of an upper climbing frame and a first side of a lower climbing frame are provided with a plurality of pairs of climbing frame ear plates, and the pairs of climbing frame ear plates are connected with the plurality of embedded part ear plates in the same and one-to-one correspondence mode.
The climbing system of the reinforcement-free self-climbing externally hung tower crane is further improved in that: the two sides of the upper climbing frame and the two sides of the lower climbing frame are symmetrically provided with inclined struts, and one end parts of the inclined struts are provided with the climbing frame ear plates and connected with the embedded part ear plates on the main body structure through the climbing frame ear plates.
The further improvement of the climbing system of the reinforcement-free self-climbing externally hung tower crane is that the climbing frame and the lower climbing frame respectively comprise two cross braces which are oppositely arranged and a longitudinal brace which is connected between the two cross braces, one longitudinal brace is positioned at the end part of the first end of the two cross braces, and the other longitudinal brace is positioned at a certain distance from the end part of the second end of the two cross braces and is provided with the horizontal hydraulic device.
The further improvement of the climbing system of the reinforcement-free self-climbing externally-hung tower crane is that the embedded part ear plates are convex and concave, the frame main body is fixed on the concave parts of the embedded part ear plates through pin shafts, and the climbing guide rail is fixed on the convex parts of the embedded part ear plates through pin shafts.
A climbing method of a reinforcement-free self-climbing external tower crane comprises the following steps:
fixing the tower crane wall attaching frame and the main structure through fixing the climbing frame ear plate and the embedded part ear plate, and propping the force transmission beam against the main structure by using a horizontal hydraulic device;
fixing the tower body of the tower crane in the frame main body of the wall-attached frame of the tower crane;
pushing a climbing guide rail upwards relative to the tower crane wall-attached frame to the next embedded part ear plate through a vertical hydraulic device, and fixing the climbing guide rail which is jacked in place and the embedded part ear plate;
the force transfer beam is retracted by using a horizontal hydraulic device, and the fixing between the lug plates of the climbing frame and the lug plates of the embedded part is released;
pushing the tower crane wall attaching frame upwards relative to the climbing guide rail to the next embedded part ear plate through the vertical hydraulic device, and fixing the tower crane wall attaching frame which is pushed in place and the embedded part ear plate;
and pushing the force transfer beam by using the horizontal hydraulic device until the force transfer beam jacks the main body structure again.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the self-climbing of the external tower crane on the shear wall is realized through the hydraulic climbing device, and compared with the traditional hoisting climbing method, the construction period is saved, and the automation is realized;
2. the climbing limiting device can meet the verticality requirement of the tower crane in the climbing process and avoid the inclination of the tower body exceeding the standard limit value;
3. the horizontal load acting area of the tower crane can be enlarged by arranging the force transfer beam, and the condition that the shear wall has overlarge bending moment and needs to be reinforced due to the force transfer of a node is avoided;
4. the horizontal hydraulic device can be in a locking state to transmit horizontal force during normal use, and the force transfer beam is withdrawn in a climbing state to realize smooth climbing of the tower crane wall-attached frame.
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.
FIG. 1 is an elevation view of a reinforcement-free self-climbing tower crane according to an embodiment of the invention.
Fig. 2 is a plan view of the reinforcement-free self-climbing tower crane according to the embodiment of the invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The invention is described in further detail below with reference to the figures and specific examples.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a climbing system for a reinforcement-free self-climbing tower crane, where the climbing system mainly includes: the device comprises three parts, namely an embedded part ear plate 11, a tower crane wall-attached frame 12 and a hydraulic climbing system. The embedded part ear plate 11 is fixed on the main body structure 10 along the designed climbing track, and the main body structure 10 is a core tube in this embodiment.
The tower crane attaches wall frame 12 is including supplying the frame main part of installation tower crane body of the tower 20, and the first side of frame main part outwards extends and is equipped with the climbing frame otic placode 121 that supplies to connect embedded part otic placode 11, and the first side of frame main part still is connected with the biography power roof beam 131 that supplies to push against major structure 10 through horizontal hydraulic means 13, sets up the condition that biography power roof beam 131 can enlarge tower crane horizontal load area of action, avoids the node biography power to cause the increase of shear force wall moment of flexure to need the reinforcement. The horizontal hydraulic device 13 can be in a locking state to transmit horizontal force during normal use, and the force transfer beam 131 is withdrawn in a climbing state to realize smooth climbing of the tower crane wall-attached frame 12. The horizontal hydraulic device 13 is a prior art, such as a hydraulic telescopic rod, and has one end fixed on one side of the frame body facing the main structure and the other end fixedly connected with the force transfer beam 131.
The hydraulic climbing system includes a climbing rail 141 detachably connected to the embedment ear plates 11 and a vertical hydraulic device 14 drivingly coupled between the climbing rail 141 and the frame body. Through the hydraulic climbing system, the self-climbing of the externally hung tower crane on the shear wall is realized, the construction period is saved compared with the traditional hoisting climbing method, and the automation is realized.
Each embedded part ear plate 11 is composed of an embedded part 111 and an exposed ear plate 112, the embedded part 111 can be an anchor bar, the embedded part is anchored in the main body structure, a pin hole is formed in the exposed ear plate 112, the tower crane wall-attached frame 12 and the climbing guide rail 141 are connected and fixed through a pin shaft 113, and correspondingly, pin holes used for being connected and fixed with the pin shaft 113 are also formed in the tower crane wall-attached frame 12 and the climbing guide rail 141. Preferably, the shape of the embedded part ear plate 11 is set to be convex and concave, the tower crane attaching wall frame 12 is fixed on the concave part of the embedded part ear plate 11 through a pin 113, the climbing guide rail 141 is fixed on the convex part of the embedded part ear plate 11 through the pin 113, and the embedded part ear plate 11 is convex and concave, so that the spatial conflict between the climbing guide rail 141 and the tower crane attaching wall frame 12 is avoided.
As shown in fig. 2, each embedded part ear plate 11 is connected to two climbing frame ear plates 121, and a climbing rail 141 is disposed between the two climbing frame ear plates 121. The climbing limiting device 15 is arranged between each climbing guide rail 141 and the two climbing frame ear plates 121 on the two sides, the climbing limiting device 15 comprises rollers 151 symmetrically installed on the opposite inner side surfaces of the two climbing frame ear plates 121 through two roller shafts 152, the two rollers 151 roll on the two sides of the climbing guide rail 141, the climbing limiting device can meet the verticality requirement of a tower crane in the climbing process, and the slope of a tower body is prevented from exceeding the specification requirement.
Further, in the tower crane wall-attached frame 12 of the embodiment, the frame body includes an upper climbing frame 122, a lower climbing frame 123 and a vertical rod 124 connected between the upper climbing frame 122 and the lower climbing frame 123, the vertical hydraulic device 14 is installed between the upper climbing frame 122 and the climbing rail 141, the vertical hydraulic device 14 is in the prior art, such as a hydraulic telescopic rod, and one end of the vertical hydraulic device is fixed on the lower surface of the upper climbing frame 122, and the other end of the vertical hydraulic device is fixedly connected to the climbing rail 141.
Go up and still be equipped with diagonal compression pole 125 and draw pole 126 to one side between climbing frame 122 and the lower climbing frame 123, the first end of diagonal compression pole 125 articulates in the lower surface of climbing frame 122, and the second end of diagonal compression pole 125 articulates on an built-in fitting otic placode 11 of going up the frame 122 below, and the first end of drawing pole 126 to one side articulates in the upper surface of climbing frame 123 down, and the second end of drawing pole 126 to one side articulates on a built-in fitting otic placode 11 of climbing frame 123 top down.
Each climbing height is provided with a plurality of embedded part ear plates 11 on the main body structure 10 side by side, a first side of an upper climbing frame 122 and a first side of a lower climbing frame 123 are provided with a plurality of pairs of climbing frame ear plates 121, the positions of the plurality of pairs of climbing frame ear plates 121 and the plurality of embedded part ear plates 11 are equivalent and are connected in a one-to-one correspondence manner, and each joint is provided with a climbing guide rail 141 and a vertical hydraulic device 14.
Inclined struts 127 are symmetrically arranged on two sides of the upper climbing frame 122 and the lower climbing frame 123, one end parts of the inclined struts 127 are also provided with climbing frame ear plates 121 and are connected to corresponding embedded part ear plates 11 on the main body structure 10 through the climbing frame ear plates 121, and a climbing guide rail 141 and a vertical hydraulic device 14 are also arranged.
Go up and climb frame 122 and climb frame 123 down and include two crossbearers that set up relatively respectively and connect the vertical stay between two crossbearers, one vertical stay is located the first end tip of two crossbearers, another vertical stay is located the certain distance department apart from the second end tip of two crossbearers and installs horizontal hydraulic means 13.
The invention also provides a normal use working condition and a climbing working condition construction method of the reinforced self-climbing externally hung tower crane, which specifically comprises the following steps:
(1) climbing working condition:
firstly, fixing a tower crane body and an upper climbing frame and a lower climbing frame of a tower crane wall-attached frame firmly to prepare for climbing;
secondly, a pin shaft between the climbing guide rail and the embedded part ear plate is screwed off, the climbing guide rail is jacked to a next fixed point through a vertical hydraulic device and is fixed with the embedded part ear plate through the pin shaft;
thirdly, a horizontal hydraulic device is used for withdrawing the force transmission beam, and pin shafts for connecting the upper climbing frame, the lower climbing frame, the inclined compression bar and the inclined pull bar with the embedded part ear plates are screwed off;
fourthly, pushing the climbing frame of the tower crane to a next fixed point through a vertical hydraulic device, and fixing the climbing frame, the lower climbing frame, the inclined compression bar and the inclined compression bar by using a pin shaft;
and fifthly, pushing the force transfer beam to be tightly attached to the shear wall body by using a horizontal hydraulic device.
(2) Normal use conditions: the method comprises the following steps of removing a pin shaft connection between a tower crane body and an upper climbing frame, transmitting a vertical load of the tower crane to a shear wall through an inclined pressure rod, an inclined pull rod, a vertical pull rod and a lower climbing frame, transmitting a horizontal load and a bending moment of the tower crane to the shear wall through the upper climbing frame and the lower climbing frame, and enabling a horizontal hydraulic device to be in a locking state (namely a force transmission beam to prop against the shear wall).
The climbing system and the climbing method of the reinforcement-free self-climbing externally hung tower crane have the following advantages:
1. the self-climbing of the external tower crane on the shear wall is realized through the hydraulic climbing device, and compared with the traditional hoisting climbing method, the construction period is saved, and the automation is realized;
2. the climbing limiting device can meet the verticality requirement of the tower crane in the climbing process and avoid the inclination of the tower body exceeding the standard limit value;
3. the horizontal load acting area of the tower crane can be enlarged by arranging the force transfer beam, and the condition that the shear wall has overlarge bending moment and needs to be reinforced due to the force transfer of a node is avoided;
4. the horizontal hydraulic device can be in a locking state to transmit horizontal force during normal use, and the force transfer beam is withdrawn in a climbing state to realize smooth climbing of the tower crane wall-attached frame.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a exempt from system of climbing of reinforcement self-climbing tower crane which characterized in that includes:
the embedded part ear plate is fixed on the main body structure along the designed climbing track;
the tower crane wall-attached frame comprises a frame main body for mounting a tower crane body, wherein a first side of the frame main body extends outwards and is provided with a climbing frame ear plate for connecting with the embedded part ear plate, and the first side of the frame main body is also connected with a force transfer beam for supporting against a main body structure through a horizontal hydraulic device;
the hydraulic climbing system comprises a climbing guide rail detachably connected to the embedded part ear plates and a vertical hydraulic device which is in driving connection between the climbing guide rail and the frame main body.
2. The climbing system of the reinforcement-free self-climbing tower crane according to claim 1, wherein: each embedded part ear plate is connected with two climbing frame ear plates, and a climbing guide rail is arranged between the two climbing frame ear plates.
3. The climbing system of the reinforcement-free self-climbing tower crane according to claim 2, wherein: and a climbing limiting device is arranged between each climbing guide rail and the two climbing frame ear plates on the two sides, and comprises rollers symmetrically arranged on the opposite inner side surfaces of the two climbing frame ear plates, and the two rollers roll on the two sides of the climbing guide rail.
4. The climbing system of the reinforcement-free self-climbing tower crane according to claim 3, wherein: the frame main body comprises an upper climbing frame, a lower climbing frame and a vertical pull rod connected between the upper climbing frame and the lower climbing frame, and the vertical hydraulic device is installed between the upper climbing frame and the climbing guide rail.
5. The climbing system of the reinforcement-free self-climbing tower crane according to claim 4, wherein: the climbing frame and the climbing frame are further provided with an inclined pressing rod and an inclined pulling rod, the first end of the inclined pressing rod is hinged to the lower surface of the climbing frame, the second end of the inclined pressing rod is hinged to one embedded part ear plate below the climbing frame, the first end of the inclined pulling rod is hinged to the upper surface of the climbing frame, and the second end of the inclined pulling rod is hinged to one embedded part ear plate above the climbing frame.
6. The climbing system of the reinforcement-free self-climbing tower crane according to claim 4, wherein: the embedded part ear plates are arranged on the main body structure side by side at each climbing height, a plurality of pairs of climbing frame ear plates are arranged on the first side of the climbing frame and the first side of the lower climbing frame, and the climbing frame ear plates are correspondingly and correspondingly connected with the embedded part ear plates at a plurality of positions.
7. The climbing system of the reinforcement-free self-climbing tower crane according to claim 4, wherein: the two sides of the upper climbing frame and the two sides of the lower climbing frame are symmetrically provided with inclined struts, and one end parts of the inclined struts are provided with the climbing frame ear plates and connected with the embedded part ear plates on the main body structure through the climbing frame ear plates.
8. The climbing system of the reinforcement-free self-climbing tower crane according to claim 4, wherein: go up the frame of climbing with it includes two studdles that set up relatively respectively and connects in two down the indulging between the studdle props, one indulge and prop and be located two the first end tip of studdle, another it is located apart from two to indulge the studdle certain distance department of the second end tip of studdle just installs horizontal hydraulic means.
9. The climbing system of the reinforcement-free self-climbing tower crane according to any one of claims 1 to 8, wherein: the shape of the embedded part ear plate is convex and concave, the frame main body is fixed on the concave part of the embedded part ear plate through a pin shaft, and the climbing guide rail is fixed on the convex part of the embedded part ear plate through a pin shaft.
10. The climbing method of the reinforcement-free self-climbing tower crane is characterized in that the climbing system of the reinforcement-free self-climbing tower crane according to claim 1 is adopted for climbing the tower crane, and the climbing method comprises the following steps:
fixing the tower crane wall attaching frame and the main structure through fixing the climbing frame ear plate and the embedded part ear plate, and propping the force transmission beam against the main structure by using a horizontal hydraulic device;
fixing the tower body of the tower crane in the frame main body of the wall-attached frame of the tower crane;
pushing a climbing guide rail upwards relative to the tower crane wall-attached frame to the next embedded part ear plate through a vertical hydraulic device, and fixing the climbing guide rail which is jacked in place and the embedded part ear plate;
the force transfer beam is retracted by using a horizontal hydraulic device, and the fixing between the lug plates of the climbing frame and the lug plates of the embedded part is released;
pushing the tower crane wall attaching frame upwards relative to the climbing guide rail to the next embedded part ear plate through the vertical hydraulic device, and fixing the tower crane wall attaching frame which is pushed in place and the embedded part ear plate;
and pushing the force transfer beam by using the horizontal hydraulic device until the force transfer beam jacks the main body structure again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010373471.2A CN111559709A (en) | 2020-05-06 | 2020-05-06 | Climbing system and method of reinforcement-free self-climbing externally hung tower crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010373471.2A CN111559709A (en) | 2020-05-06 | 2020-05-06 | Climbing system and method of reinforcement-free self-climbing externally hung tower crane |
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| CN111559709A true CN111559709A (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010373471.2A Pending CN111559709A (en) | 2020-05-06 | 2020-05-06 | Climbing system and method of reinforcement-free self-climbing externally hung tower crane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636478A (en) * | 2021-07-12 | 2021-11-12 | 中建工程产业技术研究院有限公司 | Six-support lower bearing support type tower crane support system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2719998Y (en) * | 2004-08-19 | 2005-08-24 | 武汉港湾工程设计研究院 | Climbing device of hydraulic automatic climbing imitation system |
| CN201915614U (en) * | 2010-12-27 | 2011-08-03 | 中国建筑第六工程局有限公司 | Integral electric climbing frame suitable for shear wall structure |
| CN202953748U (en) * | 2012-12-12 | 2013-05-29 | 中国建筑第二工程局有限公司 | Wall attaching structure of overhung externally-hung self-climbing tower crane |
-
2020
- 2020-05-06 CN CN202010373471.2A patent/CN111559709A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2719998Y (en) * | 2004-08-19 | 2005-08-24 | 武汉港湾工程设计研究院 | Climbing device of hydraulic automatic climbing imitation system |
| CN201915614U (en) * | 2010-12-27 | 2011-08-03 | 中国建筑第六工程局有限公司 | Integral electric climbing frame suitable for shear wall structure |
| CN202953748U (en) * | 2012-12-12 | 2013-05-29 | 中国建筑第二工程局有限公司 | Wall attaching structure of overhung externally-hung self-climbing tower crane |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636478A (en) * | 2021-07-12 | 2021-11-12 | 中建工程产业技术研究院有限公司 | Six-support lower bearing support type tower crane support system |
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Application publication date: 20200821 |
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