CN217652286U - Pushing node of heavy super-long overhanging space truss - Google Patents
Pushing node of heavy super-long overhanging space truss Download PDFInfo
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- CN217652286U CN217652286U CN202221107939.4U CN202221107939U CN217652286U CN 217652286 U CN217652286 U CN 217652286U CN 202221107939 U CN202221107939 U CN 202221107939U CN 217652286 U CN217652286 U CN 217652286U
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Abstract
The utility model discloses a heavy overlength top of encorbelmenting space truss pushes away node, and the top pushes away the node and includes: pushing the structural column; the pushing force structure is fixedly connected to the pushing structure column; one end of the hydraulic pushing device is fixedly connected with the pushing force exerting structure, the other end of the hydraulic pushing device is fixedly connected with the inner end face of the heavy type overlong cantilever space truss through a standard joint dowel bar, and the heavy type overlong cantilever space truss is pushed outwards along the length direction of the heavy type overlong cantilever space truss through the telescopic motion of a hydraulic cylinder of the hydraulic pushing device so that the heavy type overlong cantilever space truss reaches the preset cantilever distance. The utility model discloses the heavy overlength space truss of encorbelmenting to high-rise or super high-rise building pushes away outwards to push away and has set up the top of three kinds of differences and push away the node to encorbelment the north side of south side that the size is big and release the platform through not having the extension with the help of standard festival dowel steel, thereby realized that heavy overlength encorbelments the more large-span of space truss, what bear more greatly encorbelments.
Description
Technical Field
The utility model relates to a super high-rise building enclosure system construction technical field that encorbelments, concretely relates to heavy overlength space truss's that encorbelments top pushes away node.
Background
In order to meet the requirements of modeling design and propaganda, the upper parts of a plurality of high-rise or super high-rise buildings are provided with overhanging structures, and the curtain wall is provided with a large LED screen, but the LED screen has the problem of aging after being used for a long time. Particularly, when the super high-rise building located in the core zone of a city is only transformed or dismantled, and the lower floor still normally operates, the construction of an outer facade enclosure system needs to be carried out on the upper part of the super high-rise building due to high requirements on appearance or confidentiality and high construction risk coefficient, more construction operations on the edge and high safety protection difficulty.
When the exterior elevation enclosure system is constructed, because the building appearance is provided with an outward convex overhanging structure, firstly, an overhanging construction platform needs to be built on a floor with the elevation of more than 100 meters, and the overhanging construction platform is used as an aerial bearing platform of the exterior elevation enclosure system. The construction of the cantilever construction platform requires a cantilever space truss structure which can simultaneously meet the requirements of super-length and overweight, so that the self-weight is light, the torsional strength is high, and the bearing capacity is high.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heavy overlength top of encorbelmenting space truss pushes away node to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a heavy overlength top of encorbelmenting space truss pushes away node, and the top pushes away the node and includes: pushing the structural column; the pushing force structure is fixedly connected to the pushing structure column; one end of the hydraulic pushing device is fixedly connected with the pushing force exerting structure, the other end of the hydraulic pushing device is fixedly connected with the inner end face of the heavy type overlong cantilever space truss through a standard joint dowel bar, and the heavy type overlong cantilever space truss is pushed outwards along the length direction of the heavy type overlong cantilever space truss through the telescopic motion of a hydraulic cylinder of the hydraulic pushing device so that the heavy type overlong cantilever space truss reaches the preset cantilever distance.
In a preferred embodiment, the pushing structure column is an original structure core column, the pushing force structure is two first connecting ear plates symmetrically arranged, and the first connecting ear plates are symmetrically fixed on the front surface of the original structure core column.
In a preferred embodiment, the top pushing structure column is an outer frame column of an original structure, the top pushing structure comprises a fixed frame body and two second connecting lug plates, the two second connecting lug plates are symmetrically fixed on one side surface of the fixed frame body, circular holes are formed in the second connecting lug plates, and the second connecting lug plates are fixedly connected with one end of the hydraulic pushing device through pin shafts.
In a preferred embodiment, the fixing frame body comprises a first vertical plate, a second vertical plate, a first transverse plate and a second transverse plate, wherein the first vertical plate and the second vertical plate are parallel to each other and fixed at two edge positions of one side surface of the outer frame column of the original structure at intervals, the first transverse plate and the second transverse plate are respectively perpendicular to the first vertical plate, and two ends of the first transverse plate and two ends of the second transverse plate are respectively fixedly connected with the inner sides of the first vertical plate and the second vertical plate.
In a preferred embodiment, the pushing structural column is a structural steel column, the top and the bottom of the structural steel column are respectively and fixedly connected with the original structural floor slab through the pre-embedded plates, the steel column is H-shaped steel, two fifth connecting lug plates are fixedly arranged on the front face of each steel column, and two stiffening ribs are respectively and horizontally arranged at the positions, where the fifth connecting lug plates are arranged, of two sides of the web plate of the steel column.
In a preferred embodiment, the standard joint dowel bars are at least one joint, each standard joint dowel bar comprises a connecting rod with a square cross section and flanges arranged at two ends of the connecting rod, and the standard joint dowel bars are fixedly connected through the flanges and bolts.
In a preferred embodiment, when a plurality of standard joint dowel bars are connected, the end parts of two standard joint dowel bars positioned at the outermost side are respectively provided with a third connecting lug plate and a fourth connecting lug plate, and the third connecting lug plate and the fourth connecting lug plate are respectively and fixedly connected with the other end of the hydraulic pushing device and a pushing point connecting part of the inner end surface of the heavy-duty overlong cantilever space truss.
In a preferred embodiment, hydraulic pressure thrusting devices is provided with a plurality ofly, and a plurality of hydraulic pressure thrusting devices set up along the width direction interval of heavy overlength space truss of encorbelmenting, and heavy overlength space truss of encorbelmenting includes a plurality of main space trusses, and a plurality of main space trusses set up along the width direction interval of heavy overlength space truss of encorbelmenting, and two adjacent main space trusses pass through subspace truss connection for whole.
In a preferred embodiment, each hydraulic pushing device is connected with the inner end face of the main space truss, and the plurality of hydraulic pushing devices are respectively in signal connection with the control center, and the control center controls the plurality of hydraulic pushing devices to synchronously push the plurality of main space trusses.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the heavy overlength space truss that encorbelments to high-rise or super high-rise building pushes away outwards to push away and has set up the top and push away the node of three kinds of differences to encorbelment the big south side north side of size and release the platform through not lengthening with the help of standard festival dowel steel, thereby realized the heavy overlength encorbelment the more large-span of space truss, the more encorbelment that bears.
Drawings
Fig. 1 is a schematic structural view of a pushing node according to a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of arrangement of different pushing force application points in the embodiment of the present invention.
Fig. 3 is an elevation view of the first pushing force application point of the present invention.
Fig. 4 isbase:Sub>A schematic view of fig. 3 along the directionbase:Sub>A-base:Sub>A.
Fig. 5 is an elevation view of a second pushing force application point of the present invention.
Fig. 6 is a schematic view of fig. 5 taken along the direction B-B.
Fig. 7 is an elevation view of the third pushing force structure of the third pushing force point of the present invention.
Fig. 8 is a schematic view of fig. 7 along the direction C-C.
Fig. 9 is an elevation view of a standard joint dowel bar of the present invention.
Fig. 10 is a schematic view of fig. 9 taken along the direction D-D.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.
The whole project of reforming transform construction specifically right to the super high-rise scope in certain super high-rise building upper portion below the utility model discloses introduce in detail. The part above the ground of the super high-rise building is nearly 200m high and is a steel structure frame and core tube structure system. The utility model discloses a heavy overlength space truss of encorbelmenting sets up a certain floor on super high-rise building upper portion (the elevation reaches more than 120 m), the purpose is for outer facade protection system provides the rooting point, whole heavy overlength space truss of encorbelmenting is apart from this floor 304 about 800mm, the south north both sides outside relies on original structure outer frame post to go up welded structure post bracket and fixes, the intermediate position uses the split heads to support, the rear portion is fixed in on the core section of thick bamboo steel column, the outside is encorbelmented all around, the east and west both sides truss forms wholly with south north and south both sides fixed connection respectively. The east-west overhang size is 2320mm, the south overhang size is 6825mm, and the north overhang size is 8525mm. The heavy ultra-long cantilever space truss on each side of the south, the north, the east and the west realizes the cantilever size in a mode of pushing the truss.
As shown in fig. 1-10, the utility model discloses top of heavy overlength space truss that encorbelments of preferred embodiment pushes away the node, and the top pushes away the node and includes: the pushing structure comprises a pushing structure column 1, a pushing force structure 2, a hydraulic pushing device 3 and a standard joint dowel bar 4. The pushing and thrusting structure 2 is fixedly connected to the pushing and thrusting structure column 1, one end of the hydraulic pushing device 3 is fixedly connected with the pushing and thrusting structure 2, the other end of the hydraulic pushing device is fixedly connected with the inner end face of the heavy type overlong overhanging space truss 5 through the standard joint dowel steel 4, and the heavy type overlong overhanging space truss 5 is pushed outwards along the length direction of the heavy type overlong overhanging space truss through the telescopic motion of a hydraulic cylinder of the hydraulic pushing device 3 so that the heavy type overlong overhanging space truss 5 reaches a preset overhanging distance.
Further, the thrust point of the north-south hydraulic thruster is arranged on the core steel column 11 (as a first thrust point 101 shown in fig. 2), and the platform is pushed out by means of continuous lengthening of the standard joint dowel bar 4 in the thrusting process. The acting points of the thrusters on the east and west sides are arranged on the outer frame column 12 of the original structure (a second thrusting acting point 102 shown in fig. 2), the thrusting acting points on the corner positions of the north and south sides adopt a mode of arranging a buried plate 17 on the floor slab of the original structure to construct a steel upright post, and a steel corbel is arranged on the steel upright post to serve as the acting point of the thrusters (a third thrusting acting point 103 shown in fig. 2).
In one embodiment, as shown in fig. 1 and fig. 3-4, the pushing structure columns on the north and south sides are the core column 11 of the original structure, the pushing force structure is two first connecting ear plates 20 symmetrically arranged, and the first connecting ear plates 20 are symmetrically fixed on the front surface of the core column 11 of the original structure.
In another embodiment, as shown in fig. 1 and fig. 5 to 6, the pushing structural column is an outer frame column of an original structure, the pushing force structure 2 includes a fixing frame and two second connecting ear plates 6, the two second connecting ear plates 6 are symmetrically fixed on one side surface of the fixing frame, a circular hole 61 is formed in the second connecting ear plate 6, and the second connecting ear plate 6 is fixedly connected with one end of the hydraulic pushing device 3 through a pin.
Further, the fixed support body includes first vertical board 21, second vertical board 22, first horizontal board 23 and second horizontal board 24, wherein, first vertical board 21 and second vertical board 22 are parallel and the both edge positions at the original structure frame post side are fixed at the interval, first horizontal board 23 and second horizontal board 24 are mutually perpendicular with first vertical board 21 respectively, and the both ends of first horizontal board 23 and second horizontal board 24 respectively with the inboard fixed connection of first vertical board 21, second vertical board 22.
In another specific embodiment, the incremental launching structural column 1 is a structural steel column 13, the top and the bottom of the structural steel column 13 are fixedly connected with an original structural floor 16 by arranging embedded plates respectively, the steel column 13 is H-shaped steel, two fifth connecting lug plates 14 are fixedly arranged on the front surface of each steel column 13, and two stiffening ribs 15 are horizontally arranged at the positions, where the fifth connecting lug plates 14 are arranged, of two sides of a web of the steel column 13 respectively.
Further, standard festival dowel steel 4 is a lesson at least, and standard festival dowel steel 4 includes that the cross section is the connecting rod 41 of square and sets up the ring flange at connecting rod 41 both ends, is provided with a plurality of bolt holes 42 on the ring flange, and a plurality of standard festival dowel steel 4 pass through ring flange and bolt fixed connection.
Further, when the plurality of standard joint dowel bars 4 are connected, the end portions of the two standard joint dowel bars 4 located at the outermost side are respectively provided with a third connecting lug plate 43 and a fourth connecting lug plate 44, and the third connecting lug plate 43 and the fourth connecting lug plate 44 are respectively and fixedly connected with the other end of the hydraulic pushing device 3 and a pushing point connecting portion 52 of the inner end face of the heavy-duty overlong cantilever space truss 5.
Further, hydraulic thrustor 3 is provided with a plurality ofly, and a plurality of hydraulic thrustor 3 set up along the width direction (perpendicular to top direction) interval of heavy overlength space truss 5 of encorbelmenting, and heavy overlength space truss 5 of encorbelmenting includes a plurality of main space trusses, and a plurality of main space trusses set up along the width direction interval of heavy overlength space truss 5 of encorbelmenting, and two adjacent main space trusses pass through the subspace truss connection and be whole.
Furthermore, each hydraulic pushing device 3 is connected with the inner end face of the main space truss, and the plurality of hydraulic pushing devices 3 are respectively in signal connection with the control center, and the control center controls the plurality of hydraulic pushing devices 3 to synchronously push the plurality of main space trusses.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a top of heavy overlength space truss of encorbelmenting pushes away node which characterized in that: the top pushes away the node and includes:
a pushing structure column (1);
the pushing structure (2) is fixedly connected to the pushing structure column;
hydraulic pressure thrustor (3), the one end of hydraulic pressure thrustor (3) with push up thrust structure (2) fixed connection, the other end passes through standard festival dowel steel (4) and the interior terminal surface fixed connection of heavy overlength space truss (5) of encorbelmenting, through the concertina movement of the pneumatic cylinder of hydraulic pressure thrustor (3) is right heavy overlength space truss (5) of encorbelmenting carries out outside top along its length direction and pushes away, so that heavy overlength space truss (5) of encorbelmenting reach and predetermine the distance of encorbelmenting.
2. The jacking node of claim 1, wherein: the pushing structure column is an original structure core column (11), the pushing force structure (2) is two first connecting lug plates (20) which are symmetrically arranged, and the first connecting lug plates (20) are symmetrically fixed on the front face of the original structure core column.
3. The jacking node of claim 1, wherein: pushing away structure post (1) is original structure outer frame post (12), pushing away and putting forth effort structure (2) including fixed support body and two second connection otic placodes (6), two second connection otic placode (6) symmetry is fixed on a side of fixed support body, circular port (61) have been seted up on second connection otic placode (6), second connection otic placode (6) are through the one end fixed connection of round pin axle with hydraulic pressure thrustor (3).
4. The jacking node of claim 3, wherein: the fixed support body includes first vertical board (21), second vertical board (22), first horizontal board (23) and second horizontal board (24), wherein, first vertical board (21) and second vertical board (22) are parallel and the interval is fixed the both edges position of original structure frame post side, first horizontal board (23) and second horizontal board (24) respectively with first vertical board (21) are mutually perpendicular, just the both ends of first horizontal board (23) and second horizontal board (24) respectively with the inboard fixed connection of first vertical board (21), second vertical board (22).
5. The jacking node of claim 1, wherein: pushing away structural column (1) is steel stand (13) of structure, and the top and the bottom of steel stand (13) of structure are respectively through setting up pre-buried board and primary structure floor fixed connection, steel stand (13) are H shaped steel, every fixed two fifth connection otic placodes (14) that are provided with on the front of steel stand (13), the web both sides of steel stand (13) are located the position department that sets up of fifth connection otic placode (14) and are horizontally provided with twice stiffening rib (15) respectively.
6. The jacking node of claim 1, wherein: the standard joint dowel bar (4) is at least one joint, the standard joint dowel bar (4) comprises a connecting rod (41) with a square cross section and flanges arranged at two ends of the connecting rod (41), and the standard joint dowel bar (4) is fixedly connected with the standard joint dowel bar through the flanges and bolts.
7. The jacking node of claim 6, wherein: when a plurality of standard festival dowel steel (4) are connected, be located two of the outside the tip of standard festival dowel steel (4) is provided with third connection otic placode (43) and fourth connection otic placode (44) respectively, third connection otic placode (43) and fourth connection otic placode (44) respectively with the other end of hydraulic pressure thrustor (3) and top thrust point connecting portion (52) fixed connection of the interior terminal surface of heavy overlength cantilever space truss (5).
8. The jacking node of claim 7, wherein: hydraulic pressure thrustor (3) are provided with a plurality ofly, and are a plurality of hydraulic pressure thrustor (3) are followed the width direction interval that heavy overlength encorbelment space truss (5) sets up, heavy overlength encorbelment space truss (5) include a plurality of main space truss, and are a plurality of main space truss is followed the width direction interval that heavy overlength encorbelment space truss (5) sets up, adjacent two main space truss passes through the subspace truss connection and is whole.
9. The jacking node of claim 8, wherein: each hydraulic pushing device (3) is connected with the inner end face of the main space truss, the plurality of hydraulic pushing devices (3) are in signal connection with a control center, and the control center controls the plurality of hydraulic pushing devices (3) to synchronously push the plurality of main space trusses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221107939.4U CN217652286U (en) | 2022-05-10 | 2022-05-10 | Pushing node of heavy super-long overhanging space truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221107939.4U CN217652286U (en) | 2022-05-10 | 2022-05-10 | Pushing node of heavy super-long overhanging space truss |
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| Publication Number | Publication Date |
|---|---|
| CN217652286U true CN217652286U (en) | 2022-10-25 |
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| CN202221107939.4U Active CN217652286U (en) | 2022-05-10 | 2022-05-10 | Pushing node of heavy super-long overhanging space truss |
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| CN (1) | CN217652286U (en) |
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- 2022-05-10 CN CN202221107939.4U patent/CN217652286U/en active Active
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