CN215107235U - High-altitude cantilever structure formwork support platform - Google Patents
High-altitude cantilever structure formwork support platform Download PDFInfo
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- CN215107235U CN215107235U CN202120986006.6U CN202120986006U CN215107235U CN 215107235 U CN215107235 U CN 215107235U CN 202120986006 U CN202120986006 U CN 202120986006U CN 215107235 U CN215107235 U CN 215107235U
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Abstract
The utility model discloses a high-altitude overhanging structure formwork support platform, which comprises a diagonal pulling platform and a stay cord component; the cable-stayed platform comprises a platform framework and a platform fixing piece; the platform framework is obliquely arranged below the overhanging structure to be constructed; the lower end of the platform framework is connected with the platform fixing piece; the pull rope assembly comprises a first pull rope, a second pull rope, a cross arm and a pre-buried sleeve; one ends of the first pull rope and the second pull rope are connected with the platform framework, and the other end of the first pull rope penetrates through the embedded sleeve and then is connected with the building main body structure; the other end of the second pull rope is connected with the cross arm. The utility model has the advantages that: the method has the advantages that the number of used turnover materials is small, the cost is low, a high formwork support body does not need to be erected from bottom to top, the stability of a formwork support system is improved, and the construction safety is guaranteed; the problem that the formwork supporting difficulty of the super high-rise local large-span cantilever structure is high is solved.
Description
Technical Field
The utility model relates to a construction technical field specifically indicates a structure formwork platform encorbelments in high altitude.
Background
The existing high-rise building structural design occasionally has a high-altitude convex overhanging structure, for example, a convex beam or plate exists on a certain layer of a high-rise building, a convex overhanging structure does not exist any longer in a certain distance right above or below the convex beam or plate, and during construction of the overhanging structure, a super-high formwork support needs to be erected from the ground to serve as a construction platform. However, the ultrahigh formwork support body has the problems of poor stability, interference on the construction of lower floors, waste of turnover materials and the like. In addition, the overhanging structure with local special super high-rise and overlarge overhanging span can not use the super high formwork support body due to the stress problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problem that the existing ultrahigh formwork support body is not suitable for the construction of a high-altitude cantilever structure, and provides a formwork platform of the high-altitude cantilever structure, which comprises a diagonal pulling platform and a stay cord component; the cable-stayed platform comprises a platform framework and a platform fixing piece; the platform framework is obliquely arranged below the overhanging structure to be constructed; the lower end of the platform framework is connected with the platform fixing piece; the platform fixing piece is connected with the building main body structure; the pull rope assembly comprises a first pull rope, a second pull rope, a cross arm and a pre-buried sleeve; the embedded sleeve is horizontally arranged in the building main body structure; the cross arm is connected with the building main body structure; one end of the first pull rope is connected with the platform framework, and the other end of the first pull rope penetrates through the embedded sleeve and then is connected with the building main body structure; one end of the second pull rope is connected with the platform framework, and the other end of the second pull rope is connected with the cross arm.
Further, the first pull rope positioned between the embedded sleeve and the platform framework is in a horizontal stretched state; the second pull rope positioned between the cross arm and the platform framework is in a horizontal straight state.
Further, the platform framework comprises a plurality of main beams and secondary beams which are connected; the main beams are obliquely arranged on the same inclined plane; a plurality of connectors are arranged on each main beam at intervals along the length direction of the main beam; the connector with first stay cord with the second stay cord is connected.
Furthermore, the plurality of connectors are arranged on the inclined lower end face of the main beam; the inclined upper end face of the main beam is also provided with a plurality of positioning bases which are respectively positioned on the same horizontal plane with the plurality of connectors; the upper end of the positioning base is abutted with the lower ends of the first pull rope and the second pull rope. Through the positioning guide and the supporting action of the positioning base, the first pull rope and the second pull rope can be kept in a stable horizontal straight state, and the first pull rope can conveniently and smoothly pass through the embedded sleeve.
Furthermore, the positioning base comprises horizontally arranged positioning angle steel and vertically arranged positioning reinforcing steel bars; the positioning angle steel is welded with the main beam; the upper end interval of location angle steel is equipped with two at least location reinforcing bar. The positioning bar may define a horizontal displacement of the first and second pull cords.
Furthermore, the horizontal plane provided with the connectors is also provided with the positioning angle steel, the cross arm and the embedded sleeve which are positioned on the same horizontal plane.
Further, the platform fixing piece comprises a fixing angle steel, a fixing I-shaped steel, a first embedded part and a supporting piece; the fixed angle steel is horizontally arranged and is connected with a first embedded part arranged in the building main body structure; one end of the fixed angle steel is welded with the main beam, and the other end of the fixed angle steel is welded with the fixed I-shaped steel; the fixed I-shaped steel is connected or abutted with the building main body structure; the lower end of the supporting piece is connected with or abutted to the building main body structure, and the upper end of the supporting piece is connected with the main beam.
Further, the pull rope assembly further comprises a second embedded part; the second embedded part is arranged on the building main body structure and connected with the first pull rope.
Further, the pull rope assembly further comprises a connecting collar; the connecting lantern rings are respectively arranged at two ends of the first pull rope and the second pull rope. Realize the connection of first stay cord and second stay cord through connecting the lantern ring and fix, can improve platform construction packaging efficiency, and compare the ligature connected mode, connect more firmly.
Further, the first pull rope and the second pull rope are both steel wire ropes.
The utility model has the advantages that: the stable formwork support platform is formed by matching the cable-stayed platform and the pull rope assembly, compared with the traditional ultrahigh formwork support, the formwork support platform has the advantages that less turnover materials are used, the cost is lower, a high formwork support body does not need to be erected from bottom to top, the stability of a formwork support system is improved, and the construction safety is guaranteed; the problem that the formwork supporting difficulty of the super high-rise local large-span cantilever structure is high is solved.
Drawings
Fig. 1 is a schematic structural diagram of a high-altitude overhanging structure arranged on a main structure of a building.
Fig. 2 is the utility model discloses the spatial structure schematic diagram of high altitude structure formwork platform of encorbelmenting.
Fig. 3 is a front view of the structure of fig. 2 with the cross arm and the second cord removed.
Fig. 4 is a schematic structural view of the embedded casing of fig. 3.
Fig. 5 is an enlarged structural schematic view of the positioning base in fig. 3.
Fig. 6 is an enlarged schematic structural view of the main beam in fig. 3 with a connector.
Fig. 7 is an enlarged schematic view of the connection between the main beam and the platform fixing member in fig. 3.
Fig. 8 is a schematic structural view of the connection collar in fig. 3.
In the drawings, 1-main beam; 2-secondary beam; 3-cross arm; 4-positioning the base; 4.1-positioning the reinforcing steel bars; 4.2-positioning angle steel; 5-a first pull rope; 6-a second pull rope; 7-platform fixing part; 7.1-fixing the I-steel; 7.2-fixed angle steel; 7.3-a support; 8-a first embedded part; 9-a second embedded part; 10, embedding a sleeve; 11-a connector; 12-a connecting collar; 13-building main body structure; 14-overhanging structure.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
The high-altitude overhanging structure formwork support platform shown in fig. 1 to 8 comprises a cable-stayed platform and a pull rope assembly; the cable-stayed platform comprises a platform framework and a platform fixing piece 7; the platform framework is obliquely arranged below the overhanging structure to be constructed; the lower end of the platform framework is connected with a platform fixing piece 7; the platform fixing piece 7 is connected with the building main body structure 13; the pull rope assembly comprises a first pull rope 5, a second pull rope 6, a cross arm 3 and an embedded sleeve 10; the embedded sleeve 10 is horizontally arranged in the building main body structure 13; the cross arm 3 is connected with a building main body structure 13; one end of the first pull rope 5 is connected with the platform framework, and the other end of the first pull rope 5 penetrates through the embedded sleeve 10 and then is connected with the building main body structure 13; one end of the second pull rope 6 is connected with the platform framework, and the other end of the second pull rope 6 is connected with the cross arm 3.
The first pull rope 5 positioned between the embedded sleeve 10 and the platform framework is in a horizontal stretched state; and the second pull rope 6 positioned between the cross arm 3 and the platform framework is in a horizontal stretched state. The first pull rope 5 and the second pull rope 6 in the horizontal stretched state are used as construction platforms, and a template of a structure to be constructed and cantilevered can be laid at the upper end of the construction platforms. Of course, a steel plate may be laid on the upper end of the steel plate, and a scaffold and a formwork for constructing the cantilever structure 14 may be provided on the upper end of the laid steel plate.
The platform framework of the embodiment comprises a plurality of main beams 1 and secondary beams 2 which are connected; the plurality of main beams 1 are obliquely arranged on the same inclined plane; a plurality of connectors 11 are arranged on each main beam 1 at intervals along the length direction of the main beam; the connector 11 is connected with the first pull rope 5 and the second pull rope 6. The number of main beams 1 and the interval between adjacent main beams 1 may be different depending on the size of the cantilever structure 14. In the embodiment, 11 main beams 1 are provided, 2 secondary beams 2 are provided, and the 11 main beams 1 are all obliquely arranged and keep parallel at equal intervals; the two secondary beams 2 are welded on the inclined upper end surface of the main beam 1 in parallel. The platform skeleton can be at ground welding equipment before the structure 14 construction of encorbelmenting, and during the structure 14 that encorbelments was under construction, hoist again to appointed floor and carry out fixed mounting can. Referring to fig. 6, the connection head 11 of the present embodiment is preferably a steel bar horizontally welded on the inclined lower end surface of the main beam 1, and both ends of the steel bar extend out of both sides of the main beam 1 so as to facilitate connection of the first pulling rope 5 and the second pulling rope 6.
The inclined upper end face of the main beam 1 is also provided with a plurality of positioning bases 4 which are respectively positioned on the same horizontal plane with the plurality of connectors 11; the upper end of the positioning base 4 abuts against the lower ends of the first rope 5 and the second rope 6. Referring to fig. 5, the positioning base 4 comprises a positioning angle steel 4.2 arranged horizontally and a positioning steel bar 4.1 arranged vertically; the positioning angle steel 4.2 is welded with the inclined upper end face of the main beam 1, and in the embodiment, the positioning angle steel 4.2 is parallel to the secondary beam 2; a plurality of positioning steel bars 4.1 are arranged at the upper end of the positioning angle steel 4.2 at intervals; the first pull rope 5 and the second pull rope 6 penetrate through the space between the two positioning steel bars 4.1 and are erected on the positioning angle steel 4.2, and particularly, the first pull rope 5 is horizontally erected on the angle steel and then penetrates through the embedded sleeve 10 in a horizontal state. The horizontal displacement of first stay cord 5 and second stay cord 6 can be restricted to spacer bar 4.1, makes the platform atress that first stay cord 5 and second stay cord 6 formed balanced, and stability is good.
In this embodiment, a horizontal plane provided with the connector 11 is further provided with a positioning angle iron 4.2, a cross arm 3 and an embedded sleeve 10 on the same horizontal plane. Referring to fig. 2 and 3, a plurality of layers of first pull ropes 5 positioned between the embedded sleeve 10 and the platform framework and second pull ropes 6 positioned between the cross arm 3 and the platform framework are provided; each layer comprises a plurality of first pull ropes 5 and second pull ropes 6 which are positioned on the same plane, so that the connecting heads 11, the positioning angle steels 4.2, the cross arms 3 and the embedded sleeves 10 on each layer are positioned on the same horizontal plane or have the height difference of not more than 5 cm. The number of the cross arms 3 is the same as the number of the second ropes 6 and the first ropes 5.
Referring to fig. 2 and 3, the pulling rope assembly of the embodiment further comprises a second embedded part 9 and a connecting lantern ring 12; the connecting lantern rings 12 are respectively arranged at two ends of the first pull rope 5 and the second pull rope 6; referring to fig. 8, the connection collar 12 may be formed by bending both ends of the first pulling rope 5 or the second pulling rope 6. The second embedded part 9 is arranged on the building main body structure 13 and is connected with the first pull rope 5. In the present embodiment, the first rope 5 and the second rope 6 are both steel wire ropes.
A connecting lantern ring 12 at one end of the first pull rope 5 is arranged on the connecting head 11, and the connecting lantern ring 12 at the other end of the first pull rope 5 is connected with the second embedded part 9; the connecting lantern ring 12 at one end of the second pull rope 6 is connected with the connector 11, and the connecting lantern ring 12 at the other end of the second pull rope 6 is connected with the cross arm 3.
Referring to fig. 7, the platform fixing member 7 includes a fixing angle steel 7.2, a fixing i-steel 7.1, a first embedded part 8, and a supporting member 7.3; the fixed angle steel 7.2 is horizontally arranged and is connected with a first embedded part 8 arranged in the building main body structure 13; one end of the fixed angle steel 7.2 is welded with the main beam 1, and the other end of the fixed angle steel 7.2 is welded with the fixed I-shaped steel 7.1; the fixed I-steel 7.1 is connected or abutted with the building main body structure 13; the lower end of the support 7.3 is connected or abutted with the building main body structure 13, and the upper end of the support 7.3 is connected with the main beam 1. The first embedded part 8 can be a screw rod vertically embedded in the building main body structure 13, and the arrangement position of the first embedded part 8 is calculated according to the sizes of the fixed I-shaped steel 7.1 and the platform framework. And the size of the platform framework is calculated based on the size and height of the cantilevered structure 14.
When the building main body structure 13 is constructed, a first embedded part 8, a second embedded part 9 and an embedded sleeve 10 are embedded and constructed at corresponding positions; after the construction of the building main body structure 13 is completed, the platform framework can be assembled on the ground before the construction of the overhanging structure 14 is performed, and then the platform framework is hoisted to the construction floor. After the lower end of the platform framework is erected on the building main body structure 13, the first pull rope 5 and the second pull rope 6 are constructed, and finally the high-altitude overhanging structure formwork support platform of the embodiment is formed.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that a person skilled in the art should also recognize that several modifications and decorations can be made without departing from the principle of the present invention, and the protection scope of the present invention is also covered.
Claims (10)
1. The utility model provides a structure formwork platform encorbelments in high altitude which characterized in that: comprises a cable-stayed platform and a pull rope component; the cable-stayed platform comprises a platform framework and a platform fixing piece; the platform framework is obliquely arranged below the overhanging structure to be constructed; the lower end of the platform framework is connected with the platform fixing piece; the platform fixing piece is connected with the building main body structure; the pull rope assembly comprises a first pull rope, a second pull rope, a cross arm and a pre-buried sleeve; the embedded sleeve is horizontally arranged in the building main body structure; the cross arm is connected with the building main body structure; one end of the first pull rope is connected with the platform framework, and the other end of the first pull rope penetrates through the embedded sleeve and then is connected with the building main body structure; one end of the second pull rope is connected with the platform framework, and the other end of the second pull rope is connected with the cross arm.
2. The high altitude cantilever structure formwork support platform of claim 1, characterized in that: the first pull rope positioned between the embedded sleeve and the platform framework is in a horizontal stretched state; the second pull rope positioned between the cross arm and the platform framework is in a horizontal straight state.
3. The high altitude cantilever structure formwork support platform of claim 1, characterized in that: the platform framework comprises a plurality of main beams and secondary beams which are connected; the main beams are obliquely arranged on the same inclined plane; a plurality of connectors are arranged on each main beam at intervals along the length direction of the main beam; the connector with first stay cord with the second stay cord is connected.
4. The high altitude cantilever structure formwork support platform of claim 3, characterized in that: the connectors are arranged on the inclined lower end face of the main beam; the inclined upper end face of the main beam is also provided with a plurality of positioning bases which are respectively positioned on the same horizontal plane with the plurality of connectors; the upper end of the positioning base is abutted with the lower ends of the first pull rope and the second pull rope.
5. The high altitude cantilever structure formwork support platform of claim 4, characterized in that: the positioning base comprises horizontally arranged positioning angle steel and vertically arranged positioning reinforcing steel bars; the positioning angle steel is welded with the main beam; the upper end interval of location angle steel is equipped with two at least location reinforcing bar.
6. The high altitude cantilever structure formwork support platform of claim 5, characterized in that: the horizontal plane provided with the connectors is also provided with positioning angle steel, the cross arm and the embedded sleeve on the same horizontal plane.
7. The high altitude cantilever structure formwork support platform of claim 3, characterized in that: the platform fixing piece comprises a fixing angle steel, a fixing I-shaped steel, a first embedded part and a supporting piece; the fixed angle steel is horizontally arranged and is connected with a first embedded part arranged in the building main body structure; one end of the fixed angle steel is welded with the main beam, and the other end of the fixed angle steel is welded with the fixed I-shaped steel; the fixed I-shaped steel is connected or abutted with the building main body structure; the lower end of the supporting piece is connected with or abutted to the building main body structure, and the upper end of the supporting piece is connected with the main beam.
8. The high altitude cantilever structure formwork support platform of claim 1, characterized in that: the pull rope assembly further comprises a second embedded part; the second embedded part is arranged on the building main body structure and connected with the first pull rope.
9. The high altitude cantilever structure formwork support platform of claim 8, characterized in that: the pull rope assembly further comprises a connecting lantern ring; the connecting lantern rings are respectively arranged at two ends of the first pull rope and the second pull rope.
10. The high altitude cantilever structure formwork support platform of claim 1, characterized in that: the first pull rope and the second pull rope are both steel wire ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120986006.6U CN215107235U (en) | 2021-05-10 | 2021-05-10 | High-altitude cantilever structure formwork support platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120986006.6U CN215107235U (en) | 2021-05-10 | 2021-05-10 | High-altitude cantilever structure formwork support platform |
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| Publication Number | Publication Date |
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| CN215107235U true CN215107235U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120986006.6U Active CN215107235U (en) | 2021-05-10 | 2021-05-10 | High-altitude cantilever structure formwork support platform |
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| CN (1) | CN215107235U (en) |
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2021
- 2021-05-10 CN CN202120986006.6U patent/CN215107235U/en active Active
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