CN115387635B - System for preventing concrete girderless floor basement from overload collapse - Google Patents
System for preventing concrete girderless floor basement from overload collapse Download PDFInfo
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- CN115387635B CN115387635B CN202211200524.6A CN202211200524A CN115387635B CN 115387635 B CN115387635 B CN 115387635B CN 202211200524 A CN202211200524 A CN 202211200524A CN 115387635 B CN115387635 B CN 115387635B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/04—Propping of endangered or damaged buildings or building parts, e.g. with respect to air-raid action
Abstract
The invention discloses a system for preventing overload collapse of a basement of a concrete girderless floor, which relates to the technical field of preventing overload collapse of the basement. The beneficial effects of the invention are as follows: the invention provides a system for preventing overload collapse of a basement of a concrete girderless floor, which is characterized in that a load diffusion mechanism is arranged above a top plate of the basement to disperse load of overground parts, and a temporary supporting mechanism is arranged below the top plate of the basement to support, so that double guarantees are provided to prevent overload collapse of the basement.
Description
Technical Field
The invention relates to the technical field of preventing overload collapse of a basement, in particular to a system for preventing overload collapse of a basement of a concrete girderless floor.
Background
The reinforced concrete beam-free floor structure, also called slab-column anti-seismic wall structure, is a building structure different from a general ribbed beam floor structure, and is a slab-column structure system which is not provided with beams, floor slabs are directly supported on columns, floor loads are directly transmitted to a foundation through the columns, so that the floor loads are directly transmitted to the foundation through the columns by the floor slabs, the beam-free floor is called because of no reinforced concrete beams, and the collapse of a beam-free floor basement caused by overload occurs more in the building engineering field, so that the beam-free floor structure is considered unsafe by many people in the building engineering field, the whole collapse can occur, and certain provincial plain text prescribes that the basement is not permitted to adopt the beam-free floor structure form, and the beam-slab structure is required.
At present, the reinforcing technology for the flat slab is common to the reinforcing of beam slab columns and nodes thereof, and the condition of reinforcing column caps is relatively few. And the existing technologies have the defects of numerous procedures, complex construction, and many field wet operations, influence on normal construction and are not beneficial to wide application.
Disclosure of Invention
In order to achieve the above object, the present invention provides a system for preventing overload collapse of a concrete flat floor basement, aiming at the above technical problems.
The technical scheme is that the device comprises a load diffusion mechanism arranged on the upper surface of a basement bottom plate and a temporary supporting mechanism arranged on the upper surface of a top plate, wherein a plurality of concrete columns are arranged between the bottom plate and the top plate, and column caps are arranged at the top ends of the concrete columns;
the load diffusion mechanism comprises a base combination arranged on the upper surface of the bottom plate, a clamp combination is sleeved at the top of the base combination, a support column is fixedly arranged on the base combination, a supporting piece is arranged at the top of the support column, and a transverse connecting plate is arranged between every two adjacent support columns.
The base combination comprises a first base and a second base which are symmetrically arranged on the outer wall of the concrete column, and the clamp combination comprises a first clamp and a second clamp which are symmetrically arranged outside the base combination;
the first base and the second base comprise a pedestal and an inner hoop plate arranged on the pedestal, and the pedestal and the inner hoop plate are provided with vertical grooves corresponding to the concrete column;
the first clamp and the second clamp comprise outer hoop plates, the two ends of each outer hoop plate are provided with connecting lug plates, and the connecting lug plates of the first clamp and the second clamp are fixedly connected through bolts.
The inside of clamp one and clamp two is provided with vertical groove, clamp one and clamp two's vertical groove with the outer wall slip matching of interior hoop board.
The top of the inner hoop plate is provided with a transverse plate extending outwards;
the top and the bottom of the spring are respectively fixedly connected with the transverse plate and the outer hoop plate.
One side of the outer hoop plate is provided with an inclined strut mechanism, the inclined strut mechanism comprises an electric push rod and a connecting rod, one end of the connecting rod is hinged with the outer wall of the bottom of the hoop combination, and the other end of the connecting rod is fixedly provided with a triangular plate;
the fixed end of the electric push rod is hinged with the outer wall of the top of the clamp combination, the telescopic end of the electric push rod is hinged with one vertex of the triangular plate, the other vertex of the triangular plate is fixedly connected with the end of the connecting rod, and the vertex of the triangular plate, which is far away from the connecting rod, is hinged with a circular plate.
And diagonal bracing mechanisms on two adjacent concrete columns in the transverse direction are symmetrically arranged on the side wall of the outer hoop plate, which is far away from the outer hoop plate.
The support column bottom and top all are provided with the fixed plate, the fixed plate pass through the bolt respectively with pedestal upper surface and support piece's bottom fixed connection.
The support piece comprises a vertical support block and a transverse support block arranged at the top of the vertical support block, a clamping groove is formed in one side, close to the concrete column, of the support piece, a transverse groove is formed in the top of the transverse support block, and the clamping groove and the transverse groove are matched with the concrete column and the column cap respectively.
The two transverse supporting blocks on the two adjacent concrete columns in the transverse direction are arranged in opposite directions, the transverse connecting plates are connected between the opposite sides of the two transverse supporting blocks, the two ends of the transverse connecting plates are matched with the inside of the transverse grooves, and the two ends of the transverse connecting plates are fixedly connected with the transverse grooves through bolts;
two longitudinal connecting plates are fixedly connected with two adjacent transverse connecting plates in the longitudinal direction, and the longitudinal connecting plates are fixedly connected with the transverse connecting plates through bolts.
Two adjacent concrete columns in the transverse direction and the adjacent concrete columns in the longitudinal direction are arranged into a group, the upper surface of a top plate corresponding to the four concrete columns is provided with a temporary supporting mechanism, the temporary supporting mechanism comprises a base plate, the base plate is fixed on the upper surface of the top plate through bolts, and the area of the base plate is larger than or equal to the area occupied by the four concrete columns in the horizontal direction.
The technical scheme provided by the embodiment of the invention has the beneficial effects that: the invention provides a system for preventing overload collapse of a basement of a concrete girderless floor, which is characterized in that a load diffusion mechanism is arranged above a top plate of the basement to disperse load of overground parts, a temporary supporting mechanism is arranged below the top plate of the basement for supporting, and double guarantees are provided to prevent overload collapse of the basement;
the setting of this system does not hinder normal construction, and load diffusion mechanism and interim supporting mechanism are all temporarily built and conveniently demolishd, but reuse, and do not influence subsequent construction, convenient cyclic utilization, the practicality is strong.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present invention.
Fig. 2 is a partial enlarged view of a of fig. 1.
Fig. 3 is a schematic structural view of a hidden top plate and a hidden bottom plate according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a diagonal bracing mechanism according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a support member according to an embodiment of the present invention.
Wherein, the reference numerals are as follows: 1. a bottom plate; 2. a top plate; 3. a concrete column; 4. a cap; 5. a base assembly; 6. a clamp combination; 8. a spring; 9. a support column; 10. a support; 11. a transverse connection plate; 12. a longitudinal connecting plate; 13. a backing plate;
503. a pedestal; 504. an inner hoop plate; 505. a cross plate; 603. an outer hoop plate; 604. connecting an ear plate; 701. an electric push rod; 702. a connecting rod; 703. a triangular plate; 704. a circular plate; 901. a fixing plate; 1001. a vertical support block; 1002. a transverse support block; 1003. a clamping groove; 1004. a transverse slot.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. Of course, the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the invention, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art in a specific case.
Example 1
Referring to fig. 1 to 5, the invention provides a system for preventing overload collapse of a concrete girderless floor basement, which comprises a load diffusion mechanism arranged on the upper surface of a basement bottom plate 1 and a temporary supporting mechanism arranged on the upper surface of a top plate 2, wherein a plurality of concrete columns 3 are arranged between the bottom plate 1 and the top plate 2, and column caps 4 are arranged at the top ends of the concrete columns 3;
the load diffusion mechanism comprises a base combination 5 arranged on the upper surface of the bottom plate 1, a clamp combination 6 is sleeved at the top of the base combination 5, support columns 9 are fixedly arranged on the base combination 5, support pieces 10 are arranged at the tops of the support columns 9, and transverse connecting plates 11 are arranged between adjacent support columns 10.
The base combination 5 comprises a first base and a second base which are symmetrically arranged on the outer wall of the concrete column 3, and the clamp combination 6 comprises a first clamp and a second clamp which are symmetrically arranged outside the base combination 5;
the first base and the second base comprise a pedestal 503 and an inner hoop plate 504 arranged on the pedestal 503, and the pedestal 503 and the inner hoop plate 504 are respectively provided with a vertical groove corresponding to the concrete column 3;
the first clamp and the second clamp comprise an outer clamp plate 603, connecting lug plates 604 are arranged at two ends of the outer clamp plate 603, and the connecting lug plates 604 of the first clamp and the second clamp are fixedly connected through bolts.
The inside of clamp one and clamp two is provided with vertical groove, and the vertical groove of clamp one and clamp two matches with the outer wall slip of interior hoop board 504.
The top of the inner hoop plate 504 is provided with an outwardly extending cross plate 505;
a spring 8 is arranged between the top of the outer hoop plate 603 and the lower surface of the transverse plate 505, and the top and the bottom of the spring 8 are fixedly connected with the transverse plate 505 and the outer hoop plate 603 respectively.
One side of the outer hoop plate 603 is provided with an inclined support mechanism, the inclined support mechanism comprises an electric push rod 701 and a connecting rod 702, one end of the connecting rod 702 is hinged with the outer wall of the bottom of the hoop combination 6, and the other end of the connecting rod 702 is fixedly provided with a triangular plate 703;
the fixed end of the electric push rod 701 is hinged with the outer wall of the top of the clamp combination 6, the telescopic end of the electric push rod 701 is hinged with one vertex of the triangular plate 703, the other vertex of the triangular plate 703 is fixedly connected with the end of the connecting rod 702, and a circular plate 704 is hinged at the vertex of the triangular plate 703 far away from the connecting rod 702.
The diagonal bracing mechanisms on two adjacent concrete columns 3 in the transverse direction are symmetrically arranged on the side wall of the outer hoop plate 603, which is far away.
The bottom and the top of support column 9 all are provided with fixed plate 901, and fixed plate 901 passes through the bolt and is connected with pedestal 503 upper surface and the bottom fixed of support piece 10 respectively.
The support 10 includes vertical supporting block 1001 and sets up the horizontal supporting block 1002 at vertical supporting block 1001 top, and joint groove 1003 has been seted up to one side that the support 10 is close to concrete column 3, and horizontal groove 1004 has been seted up at the top of horizontal supporting block 1002, and joint groove 1003 and horizontal groove 1004 match with concrete column 3 and cap 4 respectively.
The transverse supporting blocks 1002 on two adjacent concrete columns 3 in the transverse direction are oppositely arranged, a transverse connecting plate 11 is connected between one opposite sides of the two transverse supporting blocks 1002, two ends of the transverse connecting plate 11 are matched with the inside of the transverse groove 1004, and two ends of the transverse connecting plate 11 are fixedly connected with the transverse groove 1004 through bolts;
two longitudinal connecting plates 12 are fixedly connected between two adjacent longitudinal connecting plates 11, and the longitudinal connecting plates 12 are fixedly connected with the transverse connecting plates 11 through bolts.
Two adjacent concrete columns 3 in the transverse direction and the adjacent concrete columns 3 in the longitudinal direction are arranged into a group, a temporary supporting mechanism is arranged on the upper surface of the top plate 2 corresponding to the four concrete columns 3 in the group, the temporary supporting mechanism comprises a base plate 13, the base plate 13 is fixed on the upper surface of the top plate 2 through bolts, and the area of the base plate 13 is larger than or equal to the area occupied by the four concrete columns 3 in the group in the horizontal direction.
When the concrete column assembly is used, two concrete columns 3 adjacent in the transverse direction and the concrete columns 3 adjacent in the longitudinal direction are arranged into a group, a base assembly 5 is placed on the outer side of each concrete column 3, vertical grooves of a base I and a base II are aligned with the concrete columns 3, and then a connecting lug plate 604 of a clamp I and a connecting lug plate 604 of a clamp II outside the base assembly 5 are fixedly connected through bolts;
in the initial state, the electric push rod 701 of the diagonal bracing mechanism is in a contracted state, after the base combination 5 and the clamp combination 6 are fixed, the electric push rod 701 starts to expand forwards to drive the circular plate 704 to contact the ground, thereby playing an auxiliary supporting role, and a spring 8 is arranged between the top of the outer clamp plate 603 and the lower surface of the transverse plate 505, thereby playing a buffering role;
then fixing a support column 9 on a pedestal 503, fixedly connecting a support member 10 at the top end of the support column 9, wherein a clamping groove 1003 and a transverse groove 1004 of the support member 10 are respectively matched with the concrete column 3 and the column cap 4, two transversely adjacent support members 10 are fixedly connected through a transverse connecting plate 11, two longitudinally adjacent transverse connecting plates 11 are fixedly connected through two longitudinal connecting plates 12, and the longitudinal connecting plates 12 and the transverse connecting plates 11 are fixedly connected through bolts, so that the construction of a load diffusion mechanism is completed;
then, temporary supporting mechanisms are arranged on the upper surfaces of the top plates 2 corresponding to the four concrete columns 3, and the backing plates 13 are fixed on the upper surfaces of the top plates 2 through bolts and used for dispersing the bearing pressure of the upper surfaces of the top plates 2 during construction.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The system for preventing overload collapse of the basement of the concrete girderless floor is characterized by comprising a load diffusion mechanism arranged on the upper surface of a basement bottom plate (1) and a temporary supporting mechanism arranged on the upper surface of a top plate (2), wherein a plurality of concrete columns (3) are arranged between the bottom plate (1) and the top plate (2), and column caps (4) are arranged at the top ends of the concrete columns (3);
the load diffusion mechanism comprises a base combination (5) arranged on the upper surface of the bottom plate (1), a clamp combination (6) is sleeved at the top of the base combination (5), a support column (9) is fixedly arranged on the base combination (5), a support piece (10) is arranged at the top of the support column (9), and a transverse connecting plate (11) is arranged between every two adjacent support pieces (10);
the base combination (5) comprises a first base and a second base which are symmetrically arranged on the outer wall of the concrete column (3), and the clamp combination (6) comprises a first clamp and a second clamp which are symmetrically arranged outside the base combination (5);
the first base and the second base comprise a pedestal (503) and an inner hoop plate (504) arranged on the pedestal (503), and the pedestal (503) and the inner hoop plate (504) are provided with vertical grooves corresponding to the concrete column (3);
the first clamp and the second clamp comprise outer clamp plates (603), connecting lug plates (604) are arranged at two ends of the outer clamp plates (603), and the connecting lug plates (604) of the first clamp and the second clamp are fixedly connected through bolts;
the inner parts of the first clamp and the second clamp are provided with vertical grooves which are matched with the outer wall of the inner clamp plate (504) in a sliding manner;
one side of the outer hoop plate (603) is provided with an inclined support mechanism, the inclined support mechanism comprises an electric push rod (701) and a connecting rod (702), one end of the connecting rod (702) is hinged with the outer wall of the bottom of the hoop combination (6), and the other end of the connecting rod (702) is fixedly provided with a triangular plate (703);
the fixed end of the electric push rod (701) is hinged with the outer wall of the top of the clamp combination (6), the telescopic end of the electric push rod (701) is hinged with one vertex of the triangular plate (703), the other vertex of the triangular plate (703) is fixedly connected with the end of the connecting rod (702), and the vertex of the triangular plate (703) far away from the connecting rod (702) is hinged with a circular plate (704).
2. The system for preventing overload collapse of a concrete girderless floor basement according to claim 1, wherein the top of the inner hoop plate (504) is provided with an outwardly extending cross plate (505);
a spring (8) is arranged between the top of the outer hoop plate (603) and the lower surface of the transverse plate (505), and the top and the bottom of the spring (8) are fixedly connected with the transverse plate (505) and the outer hoop plate (603) respectively.
3. A system for preventing overload collapse of a concrete girderless floor basement according to claim 1, characterized in that the diagonal bracing means on two adjacent concrete columns (3) in the lateral direction are symmetrically arranged on the side wall of the outer hoop plate (603) remote from each other.
4. The system for preventing overload collapse of a concrete girderless floor basement according to claim 1, wherein the bottom and the top of the supporting column (9) are provided with fixing plates (901), and the fixing plates (901) are fixedly connected with the upper surface of the pedestal (503) and the bottom of the supporting member (10) respectively through bolts.
5. The system for preventing overload collapse of a concrete girderless floor basement according to claim 1, wherein the supporting piece (10) comprises a vertical supporting block (1001) and a transverse supporting block (1002) arranged at the top of the vertical supporting block (1001), a clamping groove (1003) is formed in one side, close to the concrete column (3), of the supporting piece (10), a transverse groove (1004) is formed in the top of the transverse supporting block (1002), and the clamping groove (1003) and the transverse groove (1004) are matched with the concrete column (3) and a column cap (4) respectively.
6. The system for preventing overload collapse of a concrete girderless floor basement according to claim 5, wherein the transverse supporting blocks (1002) on two adjacent concrete columns (3) in the transverse direction are arranged in opposite directions, the transverse connecting plates (11) are connected between the opposite sides of the two transverse supporting blocks (1002), two ends of the transverse connecting plates (11) are matched with the inside of the transverse grooves (1004), and two ends of the transverse connecting plates (11) are fixedly connected with the transverse grooves (1004) through bolts;
two longitudinally adjacent transverse connecting plates (11) are fixedly connected through two longitudinal connecting plates (12), and the longitudinal connecting plates (12) are fixedly connected with the transverse connecting plates (11) through bolts.
7. The system for preventing overload collapse of a concrete girderless floor basement according to claim 1, wherein two adjacent concrete columns (3) in a transverse direction and adjacent concrete columns (3) in a longitudinal direction thereof are arranged in a group, the temporary supporting mechanism is arranged on the upper surface of a top plate (2) corresponding to one group of four concrete columns (3), the temporary supporting mechanism comprises a base plate (13), the base plate (13) is fixed on the upper surface of the top plate (2) through bolts, and the area of the base plate (13) is larger than or equal to the area occupied by one group of four concrete columns (3) in a horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211200524.6A CN115387635B (en) | 2022-09-29 | 2022-09-29 | System for preventing concrete girderless floor basement from overload collapse |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211200524.6A CN115387635B (en) | 2022-09-29 | 2022-09-29 | System for preventing concrete girderless floor basement from overload collapse |
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| CN115387635A CN115387635A (en) | 2022-11-25 |
| CN115387635B true CN115387635B (en) | 2023-07-25 |
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