CN220618041U - Steel beam foundation structure of external construction elevator - Google Patents
Steel beam foundation structure of external construction elevator Download PDFInfo
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- CN220618041U CN220618041U CN202321923674.XU CN202321923674U CN220618041U CN 220618041 U CN220618041 U CN 220618041U CN 202321923674 U CN202321923674 U CN 202321923674U CN 220618041 U CN220618041 U CN 220618041U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 131
- 239000010959 steel Substances 0.000 title claims abstract description 131
- 238000010276 construction Methods 0.000 title claims abstract description 84
- 239000004567 concrete Substances 0.000 claims abstract description 71
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 abstract 1
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The application provides a girder steel foundation structure of external construction elevator, include by supreme a plurality of concrete columns, concrete beam, floor, a plurality of backing plates and a plurality of girder steel that set gradually down. The concrete column supports the concrete beam, a plurality of steel beams are arranged on the upper portion of the concrete beam, a plurality of backing plates are arranged between the steel beams and the concrete beam for heightening, the steel beams are fixed on the floor slab through a plurality of bolts, the steel beam foundation structure mainly depends on the bearing capacity of the concrete beam, and the load of an external construction elevator is transferred onto the concrete beam through the plurality of steel beams, finally the load is transferred to a foundation through the concrete column, and the steel beam foundation structure has the advantages of convenience in construction, cost saving, construction period acceleration, green construction and meeting the bearing capacity of the foundation.
Description
Technical Field
The application belongs to elevator foundation structure technical field, especially relates to a girder steel foundation structure of external construction elevator.
Background
The external construction elevator is mainly used in various buildings of urban high-rise and super high-rise, is a man-carrying and cargo-carrying construction machine frequently used in the buildings, and mainly comprises a foundation, a column guide rail derrick, a plane main frame with a bottom cage, a ladder cage and a wall-attached support.
The traditional external construction elevator concrete foundation generally adopts a scaffold to jack back to the foundation slab at the concrete foundation slab for improving the foundation bearing capacity according to the bearing capacity requirement of the floor slab, and the traditional external construction elevator concrete foundation construction method has the following problems:
1. the construction operation is complex;
2. because the service time of the external construction elevator is longer, the renting time of the back-roof scaffold is longer, and the cost is increased;
3. the construction such as decoration cannot be performed at the back top of the scaffold, so that the construction period is influenced;
4. the reinforced concrete foundation needs to be broken after the outer construction elevator is dismantled, so that the labor cost and the mechanical cost are increased, building garbage is generated, and the environment-friendly construction is not facilitated.
In order to solve the problems, a steel beam foundation structure of an external construction elevator is particularly provided.
Disclosure of Invention
The embodiment of the application provides a girder steel foundation structure of external construction elevator, mainly relies on concrete beam bearing capacity to pass external construction elevator load on the concrete beam through a plurality of girder steel, finally pass the load to the basis through the concrete column, this girder steel foundation structure has construction convenience, practice thrift the cost, quicken the time limit for a project, green construction and satisfy the advantage of foundation bearing capacity, solved traditional external construction elevator concrete foundation construction method, construction operation is comparatively complicated, the time limit for a project is longer, the cost is higher and be unfavorable for green construction's problem.
The embodiment of the application provides a steel beam foundation structure of an external construction elevator, which comprises a plurality of concrete columns, concrete beams, floors, a plurality of backing plates and a plurality of steel beams which are sequentially arranged from bottom to top;
a plurality of concrete columns for supporting the concrete beam, and the floor slab is built on the upper part of the concrete beam;
the concrete beam is provided with two parallel bearing parts, a plurality of steel beams are arranged on the two bearing parts side by side, and the extending direction of the steel beams is perpendicular to the extending direction of the bearing parts;
a plurality of backing plates are arranged between each steel beam and the bearing part, and are used for heightening the plurality of steel beams, so that the upper surfaces of the plurality of steel beams are parallel and horizontal;
the steel beam foundation structure of the external construction elevator further comprises a plurality of bolts for fixing a plurality of steel beams;
the steel beam is provided with a plurality of connecting holes, the floor slab is provided with a plurality of through holes corresponding to the connecting holes, and the bolts penetrate through the connecting holes and the through holes which are opposite.
In one possible implementation, the steel girder base structure of the construction elevator for external use further comprises a plurality of stiffening plates for reinforcing the steel girder;
the girder steel is H shaped steel, and it has bottom flange, vertical portion and top flange, and bottom flange, vertical portion and top flange are integrated into an organic whole structure, and is a plurality of the stiffening plate is all vertical to be set up between bottom flange and top flange, and a plurality of the stiffening plate equidistance distributes, a plurality of the inner of stiffening plate all is connected with vertical portion.
In one possible implementation manner, the plurality of connecting holes are all arranged on the lower flange of the steel beam, and the screw rods of the bolts sequentially penetrate through the opposite through holes and the connecting holes from bottom to top.
In a feasible implementation manner, a plurality of connecting holes are formed in two sides of the extending direction of the lower flange of the steel beam, the connecting holes on the same side are distributed on two sides of the vertical portion and are also distributed on two sides of the bearing portion, namely, bolts for fixing the steel beam are arranged on two sides of the bearing portion.
In one possible implementation, the steel beam foundation structure of the external construction elevator further comprises limit screws for fixing a plurality of the backing plates;
the lower flange of the steel beam is provided with a screw hole, the backing plate is provided with a limiting hole, the limiting screw is in threaded connection with the screw hole of the steel beam, and the limiting screw is in plug connection with the limiting hole of the backing plate.
In one possible implementation, the bottom end of the limit screw is provided with a conical head.
The girder steel foundation structure of external construction elevator that this embodiment provided through a plurality of concrete column supports the concrete beam, set up a plurality of girder steel in the upper portion of concrete beam, set up a plurality of backing plates between girder steel and the concrete beam and carry out the bed hedgehopping, and make the girder steel fix on the floor through a plurality of bolts, this girder steel foundation structure mainly relies on concrete beam bearing capacity, and pass external construction elevator load on the concrete beam through a plurality of girder steel, finally pass the load to the basis through the concrete column, this girder steel foundation structure has the construction convenience, practice thrift the cost, the time limit for a project, green construction and satisfies the advantage of foundation bearing capacity, traditional external construction elevator concrete foundation construction method has been solved, the construction operation is comparatively complicated, the time limit for a project is longer, the cost is higher and be unfavorable for green construction's problem.
Drawings
Fig. 1 is a schematic structural view of a steel girder foundation structure of an external construction elevator provided by the present application;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a top cross-sectional view of a steel beam and its connection structure;
FIG. 4 is a cross-sectional view of a floor slab and its connection structure;
fig. 5 is a cross-sectional view of a backing plate and its attachment structure.
Reference numerals illustrate:
10-steel beams; 20-backing plate; 30-a bolt; 40-floor slab; 50-concrete beams; 60-concrete columns; 70-stiffening plates; 80-limiting screw rods;
11-connecting holes; 12-screw holes; 21-a limiting hole; 41-through holes; 51-a support part; 81-conical head.
Detailed Description
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
The traditional external construction elevator concrete foundation generally adopts a scaffold to jack to the foundation slab for improving the foundation bearing capacity according to the bearing capacity requirement of the floor slab, the traditional construction method is complex in operation, the external construction elevator is long in service time, the jack-up scaffold is long in lease time, construction such as decoration cannot be carried out at the jack-up position of the scaffold, the construction period is influenced, the cost is increased, the reinforced concrete foundation needs to be crushed after the external construction elevator is dismantled, the labor and mechanical cost is increased, building garbage is generated, and the environment-friendly construction is not facilitated. The girder steel foundation structure of external construction elevator that this application provided mainly relies on concrete beam bearing capacity to pass external construction elevator load on the concrete beam through a plurality of girder steel, finally pass to the basis with the load through the concrete column, this girder steel foundation structure has construction convenience, practices thrift the cost, accelerates construction period, green construction and satisfies the advantage of basic bearing capacity.
The concrete structure of the steel girder base structure of the construction elevator for external use provided by the application is described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 4, an embodiment of the present application provides a steel beam foundation structure of an external construction elevator, which includes a plurality of concrete columns 60, concrete beams 50, a floor slab 40, a plurality of backing plates 20 and a plurality of steel beams 10 sequentially arranged from bottom to top;
the concrete columns 60 are conventional reinforced concrete columns, the plurality of concrete columns 60 support concrete beams 50, the concrete beams 50 can be reinforced concrete frame beams, the concrete beams can be square frame structures, the floor slabs 40 are built on the upper parts of the concrete beams 50, and the upper surfaces of the floor slabs 40 can be parallel to the upper surfaces of the concrete beams 50;
the concrete beam 50 has two parallel bearing parts 51, the steel beam 10 is a steel beam with extremely high bending resistance, a plurality of steel beams 10 are arranged on the two bearing parts 51 side by side, the extending direction of the steel beam 10 is perpendicular to the extending direction of the bearing parts 51, namely, the length of the steel beam 10 is longer than the length or width of the square concrete beam 50, and in actual construction, the length of the steel beam 10 can be selected according to the interval between the two bearing parts 51;
a plurality of backing plates 20 are arranged between each steel beam 10 and the supporting part 51, the backing plates 20 are steel backing plates, the plurality of backing plates 20 are used for heightening the plurality of steel beams 10, in actual construction, the plurality of backing plates 20 can be used for heightening the steel beams 10 by 8cm, and the upper surfaces of the plurality of steel beams 10 are ensured to be parallel and horizontal to each other, so that the guide rail frame is convenient to install;
the steel beam foundation structure of the external construction elevator further comprises a plurality of bolts 30 for fixing the plurality of steel beams 10, wherein the bolts 30 can be M20 high-strength bolts;
the steel beam 10 is provided with a plurality of connection holes 11, the floor 40 is provided with a plurality of through holes 41 corresponding to the plurality of connection holes 11, and the bolts 30 penetrate through the opposite connection holes 11 and through holes 41 to fix the steel beam 10.
The embodiment of the application provides a girder steel foundation structure of external construction elevator, support concrete beam 50 through a plurality of concrete columns 60, set up a plurality of girder steel 10 on the upper portion of concrete beam 50, set up a plurality of backing plates 20 between girder steel 10 and the concrete beam 50 and make girder steel 10 fix on floor 40 through a plurality of bolts 30, this girder steel foundation structure mainly relies on concrete beam bearing capacity, and pass external construction elevator load on the concrete beam through a plurality of girder steel, finally pass the load to the basis through the concrete column, this girder steel foundation structure has the construction convenience, practice thrift the cost, the construction period is accelerated, green construction and satisfy the advantage of foundation bearing capacity, traditional external construction elevator concrete foundation construction method has been solved, the construction operation is comparatively complicated, the construction period is longer, the cost is higher and be unfavorable for green construction's problem.
Referring to fig. 1-3, in some embodiments, the steel girder base structure of the construction elevator further comprises a plurality of stiffening plates 70 for reinforcing the steel girder 10, wherein the stiffening plates 70 are steel stiffening plates;
the steel beam 10 is an H-shaped steel, and has a lower flange, a vertical portion and an upper flange, wherein the lower flange, the vertical portion and the upper flange are integrally formed, a plurality of stiffening plates 70 are vertically welded between the lower flange and the upper flange, the stiffening plates 70 are equidistantly distributed, and inner ends of the stiffening plates 70 are welded with the vertical portion, so that the strength and the bending resistance of the steel beam 10 are achieved.
Referring to fig. 4, in some embodiments, a plurality of connection holes 11 are all disposed on the lower flange of the steel beam 10, the screw rods of the bolts 30 sequentially penetrate through the opposite through holes 41 and the connection holes 11 from bottom to top, and the nuts of the bolts 30 are screwed with the screw rods of the bolts 30 between the lower flange and the upper flange of the steel beam 10, so that the upper surface of the upper flange of the steel beam 10 is ensured to be flat, and the installation of the guide rail frame is facilitated.
Referring to fig. 2, in some embodiments, a plurality of connecting holes 11 are formed on both sides of the lower flange of the steel beam 10 in the extending direction, and the plurality of connecting holes 11 on the same side are distributed on both sides of the vertical portion and are also distributed on both sides of the supporting portion 51, that is, both sides of the supporting portion 51 are provided with bolts 30 for fixing the steel beam 10;
as shown in fig. 2, four connecting holes 11 are respectively formed in the left side and the right side of the lower flange of the steel beam 10, the four connecting holes 11 on the same side are square, the front two connecting holes 11 and the rear two connecting holes 11 are respectively located on the front side and the rear side of the supporting portion 51 of the steel beam 10, the left two connecting holes 11 and the right two connecting holes 11 are respectively located on the right side of the supporting portion 51, so that two bolts 30 are respectively arranged on the front side and the rear side of the supporting portion 51 of the steel beam 10, and two bolts 30 are respectively arranged on the left side and the right side of the supporting portion 51 of the concrete beam 50, so that the steel beam 10 is ensured to be stably fixed on the upper portion of the concrete beam 50.
Referring to fig. 5, in some embodiments, the steel girder base structure of the construction elevator for external use further includes a limit screw 80 for fixing the plurality of pads 20, the length of the limit screw 80 being smaller than the distance between the lower flange and the upper flange of the steel girder 10;
the lower flange of the steel beam 10 is provided with screw holes 12, the backing plate 20 is provided with limit holes 21, the limit screw 80 is in threaded connection with the screw holes 12 of the steel beam 10, and the limit screw 80 is in plug connection with the limit holes 21 of the backing plate 20 so as to prevent the backing plate 20 from being misplaced;
because the length of the limit screw 80 is limited, if the raising height is higher, a plurality of backing plates 20 at the same position can be welded together, so that the limit screw 80 can be inserted into the backing plates 20 at the upper part only, and limit all the backing plates 20.
In some embodiments, the bottom end of the stop screw 80 is provided with a tapered head 81 to facilitate the insertion of the stop screw 80 into the stop hole 21 of the backing plate 20.
By above-mentioned technical characteristics record, the girder steel foundation structure of external application construction elevator that this application provided does in the theory of operation of practical application scene:
during concrete construction, the structures of the concrete column 60 and the concrete beam 50 are determined, the proper position of the concrete beam 50 is selected as a bearing part 51, two steel beams 10 with proper lengths are selected according to the interval between the two bearing parts 51, proper stiffening plates 70 are selected according to actual bearing requirements, the stiffening plates 70 are welded on the steel beams 10, eight 22mm connecting holes 11 are drilled on the lower flange of the steel beams 10 according to the interval between the two bearing parts 51, eight 22mm through holes 41 are arranged at the corresponding positions of the floor slab 40, backing plates 20 with proper heights are placed on the two bearing parts 51, the steel beams 10 are placed on the two groups of backing plates 20, the screw rods of the bolts 30 sequentially penetrate through the corresponding through holes 41 and the connecting holes 11 from bottom to top, and nuts are screwed between the lower flange and the upper flange of the steel beams 10, so that the steel beams 10 are fixed;
the thick brick wall is built 240 at a proper position, the height of the wall body is flush with the top end of the steel beam 10, the guide rail frame is arranged on the steel beam foundation, the guide rail frame base is connected with the steel beam 10 through spot welding, and then the external construction elevator is installed according to the construction scheme requirement of an elevator manufacturer.
The steel beam foundation structure mainly depends on the bearing capacity of the concrete beam, and the load of the external construction elevator is transferred onto the concrete beam through a plurality of steel beams, and finally the load is transferred to a foundation through the concrete column.
It is to be understood that, based on the several embodiments provided in the present application, those skilled in the art may combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments, where none of the embodiments exceed the protection scope of the present application.
The foregoing detailed description of the embodiments of the present application has further described the objects, technical solutions and advantageous effects thereof, and it should be understood that the foregoing is merely a specific implementation of the embodiments of the present application, and is not intended to limit the scope of the embodiments of the present application, and any modifications, equivalent substitutions, improvements, etc. made on the basis of the technical solutions of the embodiments of the present application should be included in the scope of the embodiments of the present application.
Claims (6)
1. A girder steel foundation structure of external construction elevator, its characterized in that: the concrete column (60), the concrete beam (50), the floor slab (40), the plurality of backing plates (20) and the plurality of steel beams (10) are sequentially arranged from bottom to top;
a plurality of concrete columns (60) supporting the concrete beams (50), the floor slab (40) being laid on the upper part of the concrete beams (50);
the concrete beam (50) is provided with two parallel bearing parts (51), a plurality of steel beams (10) are arranged on the two bearing parts (51) side by side, and the extending direction of the steel beams (10) is perpendicular to the extending direction of the bearing parts (51);
a plurality of backing plates (20) are arranged between each steel beam (10) and the bearing part (51), the plurality of backing plates (20) are used for heightening the plurality of steel beams (10), and the upper surfaces of the plurality of steel beams (10) are parallel and horizontal;
the steel beam foundation structure of the external construction elevator further comprises a plurality of bolts (30) for fixing a plurality of the steel beams (10);
the steel beam (10) is provided with a plurality of connecting holes (11), the floor slab (40) is provided with a plurality of through holes (41) corresponding to the connecting holes (11), and the bolts (30) penetrate through the connecting holes (11) and the through holes (41) which are opposite.
2. The steel girder base structure of the construction elevator for external use according to claim 1, wherein:
the steel beam foundation structure of the external construction elevator further comprises a plurality of stiffening plates (70) for reinforcing the steel beam (10);
the steel beam (10) is H-shaped steel and is provided with a lower flange, a vertical part and an upper flange, the lower flange, the vertical part and the upper flange are of an integrated structure, a plurality of stiffening plates (70) are vertically arranged between the lower flange and the upper flange, a plurality of stiffening plates (70) are distributed at equal intervals, and the inner ends of the stiffening plates (70) are connected with the vertical part.
3. The steel girder base structure of the construction elevator for external use according to claim 2, wherein:
the plurality of connecting holes (11) are all arranged on the lower flange of the steel beam (10), and the screw rods of the bolts (30) sequentially penetrate through the through holes (41) and the connecting holes (11) which are opposite from bottom to top.
4. A steel girder base structure of an external construction elevator according to claim 3, characterized in that:
the steel beam (10) is characterized in that a plurality of connecting holes (11) are formed in two sides of the extending direction of the lower flange of the steel beam (10), the connecting holes (11) on the same side are distributed on two sides of the vertical portion and are also distributed on two sides of the bearing portion (51), namely bolts (30) used for fixing the steel beam (10) are arranged on two sides of the bearing portion (51).
5. The steel girder base structure of the construction elevator for external use according to claim 2, wherein:
the steel beam foundation structure of the external construction elevator further comprises limit screws (80) for fixing a plurality of base plates (20);
the steel beam is characterized in that screw holes (12) are formed in the lower flange of the steel beam (10), limiting holes (21) are formed in the base plate (20), the limiting screw (80) is in threaded connection with the screw holes (12) of the steel beam (10), and the limiting screw (80) is in plug connection with the limiting holes (21) of the base plate (20).
6. The steel girder base structure of the external construction elevator according to claim 5, wherein:
the bottom end of the limit screw (80) is provided with a conical head (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321923674.XU CN220618041U (en) | 2023-07-21 | 2023-07-21 | Steel beam foundation structure of external construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321923674.XU CN220618041U (en) | 2023-07-21 | 2023-07-21 | Steel beam foundation structure of external construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220618041U true CN220618041U (en) | 2024-03-19 |
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ID=90220152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321923674.XU Active CN220618041U (en) | 2023-07-21 | 2023-07-21 | Steel beam foundation structure of external construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220618041U (en) |
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2023
- 2023-07-21 CN CN202321923674.XU patent/CN220618041U/en active Active
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