CN216921284U - Large-span cantilever plate type steel supporting system - Google Patents
Large-span cantilever plate type steel supporting system Download PDFInfo
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- CN216921284U CN216921284U CN202220724720.2U CN202220724720U CN216921284U CN 216921284 U CN216921284 U CN 216921284U CN 202220724720 U CN202220724720 U CN 202220724720U CN 216921284 U CN216921284 U CN 216921284U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a large-span cantilever slab type steel supporting system, which is used for solving the problems of low construction efficiency and difficult quality guarantee of the traditional large-span cantilever slab type steel supporting system and comprises the following steps: the device comprises a supporting unit, a force transmission assembly and a full support frame, wherein the supporting unit comprises a longitudinal main beam, a large oblique support and a small oblique support, the longitudinal main beam is horizontally arranged on a first construction platform, one end of the longitudinal main beam extends out of the first construction platform, and the other end of the longitudinal main beam is fixed on the first construction platform; one end of the large inclined support is anchored on a second construction platform, and the other end of the large inclined support is fixedly connected with the longitudinal main beam; the little support of slant is fixed vertical girder with between the big support of slant, a plurality of supporting element parallel arrangement constitutes the support platform of encorbelmenting, it fixes to pass the power subassembly encorbelment on the support platform, the full hall support frame is erect pass on the power subassembly.
Description
Technical Field
The utility model relates to the field of constructional engineering, in particular to a large-span cantilever plate type steel supporting system.
Background
Along with the rapid development of the building industry in China, large-span and special-shaped structural slab buildings are more and more, a floor type steel pipe scaffold is erected at the position corresponding to a cantilever slab in the traditional construction method, the construction period is long, the construction process is complex, the operation is complex, the efficiency is low, the safety and the stability are easily influenced by the quality of foundation backfill, the cantilever slab formwork is erected and is settled, the cantilever slab concrete pouring crack is caused, the expected effect of quality and progress control cannot be well achieved, the height-width ratio of a support system is large, and a series of potential safety hazards such as instability exist.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a large-span cantilever slab type steel supporting system which is used for solving the problems that the traditional large-span cantilever slab type steel supporting system is low in construction efficiency and difficult to guarantee quality.
In order to achieve the above object, the present invention provides a large-span cantilever slab steel support system, comprising:
the supporting unit comprises a longitudinal main beam, a large oblique support and a small oblique support, the longitudinal main beam is horizontally arranged on the first construction platform, one end of the longitudinal main beam extends out of the first construction platform to form an overhanging end, and the other end of the longitudinal main beam is fixed on the first construction platform; one end of the large inclined support is anchored on a second construction platform, and the other end of the large inclined support is fixedly connected with the overhanging end of the longitudinal main beam; the small oblique support is fixedly installed between the longitudinal main beam and the large oblique support, the first construction platform is arranged right above the second construction platform, and the supporting units are arranged in parallel to form an overhanging support platform.
The force transmission assembly is fixed on the cantilever support platform; the force transmission assembly is used for transmitting upper load to each supporting unit in a dispersed mode.
The full hall support frame, the full hall support frame is erect pass on the power subassembly, the full hall support frame is used for providing the support to the large-span board construction of encorbelmenting.
Optionally, the force transmission assembly includes a plurality of small transverse rods, the small transverse rods are arranged in parallel on the longitudinal main beam, and the small transverse rods are perpendicular to the longitudinal main beam.
Optionally, the longitudinal main beam is anchored by an anchoring member pre-buried on the first construction platform.
Optionally, a plurality of reinforcing steel bar heads are welded on the transverse small cross bar.
Optionally, the oblique large support comprises a first rod piece, a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are fixed to the two ends of the first rod piece respectively, the first connecting piece is anchored on the second construction platform, and the second connecting piece is fixed to the end position of the cantilever end of the longitudinal main beam.
Optionally, the small inclined support comprises a second rod, a third connecting piece and a fourth connecting piece, the third connecting piece and the fourth connecting piece are fixed at two ends of the second rod respectively, the third connecting piece is anchored on the longitudinal main beam, and the fourth connecting piece is fixed on the large inclined support.
Optionally, a chemical anchor bolt is used for anchoring between the first connecting piece and the second construction platform.
Optionally, the two ends of the first rod piece and the two ends of the second rod piece are connected in a manner of being connected in a willow joint mode.
Optionally, the longitudinal main beam, the first rod piece, the second rod piece and the transverse small cross rod are all made of i-steel.
Optionally, all the uprights of the full-hall support frame are fixedly mounted on the cross positions of the transverse small cross rods and the longitudinal main beam.
As mentioned above, the large-span cantilever plate type steel supporting system of the utility model has at least the following beneficial effects:
pass through the load transmission lower part that the biography power subassembly bore on with the full hall support frame in upper portion on the supporting element, utilize shaped steel self rigidity to provide a supporting platform for steel pipe support system with the help of outer cantilever frame support principle, with the help of the lower part the slant is big to be supported with the slant little support is with the effectual transmission of upper portion part load for the lower floor the second construction platform carries out the deepening design through core atress nodes such as whole, each atress member and connected node to the support system, and the factory processing, the on-the-spot preparation of assembling form an assembled supporting system convenient to ann tears open, can ensure the safety and stability, the simple operation of large-span cantilever plate supporting system construction, has improved the efficiency of construction, has ensured construction quality.
Drawings
Fig. 1 is a schematic structural diagram of a large-span cantilever slab type steel support system according to an embodiment of the utility model.
Fig. 2 is a schematic structural diagram of a supporting unit according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a hinge part according to an embodiment of the present invention.
Detailed Description
Specific embodiments of the present invention will be described in detail below, and it should be noted that the embodiments described herein are only for illustration and are not intended to limit the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to those of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known circuits, software, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale.
Referring to fig. 1 and 2, the present invention provides an embodiment of a long-span cantilever slab type steel supporting system, including: the supporting unit comprises a longitudinal main beam 3, an oblique large support 6 and an oblique small support 5, the longitudinal main beam 3 is horizontally arranged on a first construction platform 1, one end of the longitudinal main beam 3 extends out of the first construction platform 1 to form an overhanging end, and the other end of the longitudinal main beam 3 is fixed on the first construction platform 1; one end of the large inclined support is anchored on the second construction platform 2, and the other end of the large inclined support 6 is fixedly connected with the overhanging end of the longitudinal main beam 3 and can be connected in a welding mode; the small inclined support 5 is fixedly arranged between the longitudinal main beam 3 and the large inclined support 6 and can be fixedly connected in a welding mode. The first construction platform 1 is arranged right above the second construction platform 2, and the supporting units are arranged in parallel to form an overhanging support platform.
The steel pipe support system is provided with a support platform by means of the support principle of the outer cantilever frame and by means of the self rigidity of the section steel, the upper part load is effectively transmitted to the lower layer of the second construction platform 2 by means of the large inclined support 6 and the small inclined support 5, and the bearing capacity of the cantilever support platform is greatly enhanced.
The force transmission assembly is fixed on the cantilever support platform and used for dispersedly transmitting the upper load to each supporting unit, and stress concentration of the supporting units is avoided.
Full hall support frame 8, full hall support frame 8 erects on the biography power subassembly, full hall support frame 8 is used for providing the support to the large-span board construction of encorbelmenting, full hall support frame 8 is steel pipe bracket, is equipped with horizontal and vertical bridging, the pole setting of full hall support frame 8 carries out the lead screw scale welding in advance.
In this embodiment, referring to fig. 1 and fig. 2, the force transmission assembly includes a plurality of small transverse bars 400, the small transverse bars 400 are arranged in parallel on the longitudinal main beams 3, the small transverse bars 400 are perpendicular to the longitudinal main beams 3, the small transverse bars 400 can be connected with the longitudinal main beams 3 by welding, the vertical rods of the full-hall support frame 8 are installed on the small transverse bars 400, and the distance between every two small transverse bars 400 is equal, which is beneficial to the installation of the full-hall support frame 8.
In this embodiment, referring to fig. 2, the longitudinal main beam 3 is anchored by an anchor member pre-embedded on the first construction platform 1, so that the anchor is firmer, and the formed cantilever support platform has stronger bearing capacity.
In this embodiment, referring to fig. 1 and fig. 2, a plurality of reinforcing steel bar heads are welded on the transverse small cross bar 400, the length of each reinforcing steel bar head is 100mm, and the diameter of each reinforcing steel bar head is Φ 20, so that the vertical rods of the upper full-hall supporting frame 8 can be conveniently fixed.
In this embodiment, please refer to fig. 1 and 2, the diagonal large support 6 includes a first rod 602, a first connecting member 603, and a second connecting member 602, the first connecting member 603 and the second connecting member 602 are respectively fixed at two ends of the first rod 602, the first connecting member 603 is anchored on the second construction platform 2, the second connecting member 602 is fixed at an end position of an overhanging end of the longitudinal main beam 3, and the second connecting member 602 can be fixed at an end position of an overhanging end of the longitudinal main beam 3 by welding, which facilitates field installation and detachment.
In this embodiment, referring to fig. 1 and fig. 2, the small inclined support 5 includes a second rod 502, a third connecting member 501, and a fourth connecting member 503, the third connecting member 501 and the fourth connecting member 503 are respectively fixed at two ends of the second rod 502, the third connecting member 501 is anchored on the longitudinal main beam 3 and can be fixed by welding, and the fourth connecting member 503 is fixed on the large inclined support 6 and can be fixed by welding, which facilitates field installation and detachment.
In this embodiment, referring to fig. 3, the first connecting member 603 and the second construction platform 2 are anchored by a chemical anchor bolt 6031, so that the fixing is firm and the anti-seismic performance is good.
In this embodiment, referring to fig. 1 to fig. 3, the two end portions of the first rod 602 and the second rod 502 are all connected by a hinge member 7, the hinge member 7 includes a high-strength bolt 701 and a hinge plate 702, and is overlapped by a double-cover plate butt seam, and is fixed by a plurality of rows of the high-strength bolts 701, so that the installation and the disassembly are convenient, the connection is reliable, and the bearing capacity is strong.
In this embodiment, referring to fig. 1 and fig. 2, the longitudinal main beam 3, the first rod 602, the second rod 502, and the transverse small cross bar 400 are all made of i-steel, the longitudinal main beam 3, the first rod 602, and the second rod 502 are all made of No. 20 i-steel, the transverse small cross bar 400 is made of No. 16 i-steel, and the section steel is made of Q235 steel, so that the bearing capacity is high.
In this embodiment, please refer to fig. 1 and fig. 2, the vertical rods of the full-hall supporting frame 8 are all fixedly installed at the crossing positions of the transverse small cross rod 400 and the longitudinal main beam 3, and the bearing capacity is strong.
In summary, the utility model has simple structure, the load borne by the upper full hall supporting frame 8 is transmitted to each lower supporting unit through the force transmission assembly, a supporting platform is provided for a steel pipe supporting system by utilizing the self rigidity of the section steel according to the supporting principle of an external cantilever frame, the upper part load is effectively transmitted to the lower second construction platform 2 by utilizing the oblique large support 6 and the oblique small support 5 on the lower part, the core stress nodes such as the whole supporting system, all stress rods and connecting nodes are deeply designed, factory processing and field assembly manufacturing are carried out to form an assembly type supporting system convenient to install and disassemble, the safety problems of cantilever slab formwork settlement caused by foundation backfill, cantilever slab concrete pouring cracking and the like are effectively avoided, the safety and stability of the construction of a large-span cantilever slab supporting system can be ensured, and the construction of the large-span cantilever slab supporting system can be ensured, The operation is convenient, the construction efficiency is improved, and the construction quality is ensured; therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. The utility model provides a large-span board shaped steel support system that encorbelments which characterized in that: comprises that
A support unit for supporting the support unit,
the supporting unit comprises a longitudinal main beam, a large oblique support and a small oblique support, the longitudinal main beam is horizontally arranged on a first construction platform, one end of the longitudinal main beam extends out of the first construction platform to form an overhanging end, the other end of the longitudinal main beam is fixed on the first construction platform, one end of the large oblique support is anchored on a second construction platform, and the other end of the large oblique support is fixedly connected with the overhanging end of the longitudinal main beam; the small inclined support is fixedly installed between the longitudinal main beam and the large inclined support, the first construction platform is arranged right above the second construction platform, and a plurality of support units are arranged in parallel to form an overhanging support platform;
the force-transmitting assembly is provided with a force-transmitting component,
the force transmission assembly is fixed on the cantilever support platform and is used for transmitting the upper load to each supporting unit in a dispersing way;
the support frame is used for supporting the whole hall,
the full hall support frame erects on the biography power subassembly, the full hall support frame is used for providing the support to the construction of large-span cantilever slab.
2. The large-span cantilever plate type steel support system according to claim 1, wherein: the force transmission assembly comprises a plurality of transverse small cross rods, the transverse small cross rods are arranged on the longitudinal main beam in parallel, and the transverse small cross rods are perpendicular to the longitudinal main beam.
3. The large-span cantilever plate type steel support system according to claim 1, wherein: and the longitudinal main beam is anchored by an anchoring part pre-buried on the first construction platform.
4. The large-span cantilever plate type steel support system according to claim 2, wherein: and a plurality of reinforcing steel bar heads are welded on the transverse small cross bar.
5. The large-span cantilever plate type steel support system according to claim 2, wherein: the oblique large support comprises a first rod piece, a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are fixed to the two ends of the first rod piece respectively, the first connecting piece is anchored on the second construction platform, and the second connecting piece is fixed to the end position of the overhanging end of the longitudinal main beam.
6. The large-span cantilever plate type steel supporting system according to claim 5, wherein: the small inclined support comprises a second rod piece, a third connecting piece and a fourth connecting piece, the third connecting piece and the fourth connecting piece are fixed to the two ends of the second rod piece respectively, the third connecting piece is anchored on the longitudinal main beam, and the fourth connecting piece is fixed to the large inclined support.
7. The large-span cantilever plate type steel support system according to claim 5, wherein: and the first connecting piece and the second construction platform are anchored by adopting a chemical anchor bolt.
8. The large-span cantilever plate type steel support system according to claim 6, wherein: and the two ends of the first rod piece and the two ends of the second rod piece are connected in a willow connection mode through willow connecting pieces.
9. The large-span cantilever plate type steel support system according to claim 8, wherein: the longitudinal main beam, the first rod piece, the second rod piece and the transverse small cross rod are all made of I-shaped steel.
10. The large-span cantilever plate type steel support system according to claim 4, wherein: the vertical rods of the full-hall supporting frames are fixedly arranged at the cross positions of the transverse small cross rods and the longitudinal main beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220724720.2U CN216921284U (en) | 2022-03-31 | 2022-03-31 | Large-span cantilever plate type steel supporting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220724720.2U CN216921284U (en) | 2022-03-31 | 2022-03-31 | Large-span cantilever plate type steel supporting system |
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| CN216921284U true CN216921284U (en) | 2022-07-08 |
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| CN202220724720.2U Expired - Fee Related CN216921284U (en) | 2022-03-31 | 2022-03-31 | Large-span cantilever plate type steel supporting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116122599A (en) * | 2023-01-10 | 2023-05-16 | 深圳金鑫建科有限公司 | Adjusting device for cantilever beam installation |
-
2022
- 2022-03-31 CN CN202220724720.2U patent/CN216921284U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116122599A (en) * | 2023-01-10 | 2023-05-16 | 深圳金鑫建科有限公司 | Adjusting device for cantilever beam installation |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220708 |
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| CF01 | Termination of patent right due to non-payment of annual fee |