CN220100708U - Temporary supporting device for overhanging floor slab - Google Patents
Temporary supporting device for overhanging floor slab Download PDFInfo
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- CN220100708U CN220100708U CN202321298038.2U CN202321298038U CN220100708U CN 220100708 U CN220100708 U CN 220100708U CN 202321298038 U CN202321298038 U CN 202321298038U CN 220100708 U CN220100708 U CN 220100708U
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- sliding
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model relates to a temporary supporting device of a cantilever floor slab, which belongs to the technical field of temporary supporting of floor slabs and comprises the following components: the device comprises a mounting plate, a sliding block, a stepping motor, a fixed inclined supporting plate, a movable inclined supporting plate and a supporting plate, wherein the top surface of the mounting plate is provided with sliding grooves arranged along the length direction of the mounting plate; the sliding block is connected in the sliding groove in a sliding way; the stepping motor is fixed on the mounting plate and can drive the sliding block to slide along the length direction of the sliding groove; the bottom end of the fixed inclined supporting plate is obliquely fixed on the sliding block; the movable inclined supporting plate is fixed on the fixed inclined supporting plate in an up-and-down movable manner; the bearing plate is fixed at the top end of the movable inclined supporting plate. The utility model utilizes the stepping motor to drive the sliding block to move along the length direction of the chute, and can synchronously adjust the supporting position of the bearing plate, thereby being suitable for supporting overhanging floorslabs with different lengths; simultaneously, the fixed height of the movable inclined supporting plate is adjusted by utilizing the bolts, the nuts and the gaskets, so that the supporting height of the bearing plate can be changed, and the cantilever floor slab supporting different heights is suitable.
Description
Technical Field
The utility model relates to the technical field of temporary floor slab support, in particular to a temporary support device for overhanging floor slabs.
Background
In steel structure construction, the application range of truss floors is wider and wider, and the overhanging length of the truss floors is longer and longer. According to the drawing set of 16G519 'multi-high-rise civil steel node detailed drawing', when the overhanging length of the truss floor slab is greater than 7 times of the height of the truss floor slab, temporary support needs to be added before concrete of the truss floor slab is solidified.
At present, a temporary supporting device made of steel materials is mainly welded at the overhanging middle part of a truss floor slab at a construction site, so that the overhanging part of the truss floor slab is supported. However, the temporary supporting device is generally fixed in a welding mode, so that the temporary supporting device cannot be effectively recovered after welding is finished and can only be used as a consumable for treatment, and the construction cost is increased intangibly; in addition, the temporary supporting device welded at the overhanging middle part of the truss floor slab belongs to high-place operation, the danger coefficient is large, the operation is slightly careless, and serious safety accidents are easily caused.
In order to solve the above technical problems, a plurality of cantilever floor diagonal bracing devices are proposed by existing manufacturers, for example, the patent numbers are: CN115559538A, entitled: the utility model discloses a temporary supporting device suitable for cantilever floor installation in a steel structure building, which is characterized in that a magnetic base is utilized to be magnetically adsorbed on a steel beam, a triangular support is utilized to be fixed on the base, the triangular support is supported at the bottom middle part of the cantilever truss floor, the cantilever truss floor can be repeatedly disassembled and assembled for use, the construction cost is reduced, the welding operation is avoided, and the operation safety of constructors is ensured. However, the fixing force of the magnetic base is insufficient, so that enough supporting force cannot be provided for the overhanging floor slab, and the triangular support cannot change the supporting position according to the overhanging length of the floor slab, so that the temporary support has a limited application range and cannot be popularized and applied in a large area.
Therefore, how to design a cantilever floor temporary supporting device which can be reused, has strong supporting force and can adjust the height and the supporting position is a problem to be solved by the person skilled in the art.
Disclosure of Invention
The utility model provides a temporary supporting device for an overhanging floor slab, which solves the technical problems that the supporting force of the conventional temporary supporting device for the overhanging floor slab is insufficient and the supporting position cannot be changed.
The technical scheme for solving the technical problems is as follows, a temporary supporting device of an overhanging floor slab, comprising:
the top surface of the mounting plate is provided with a sliding groove arranged along the length direction of the mounting plate;
the sliding block is connected in the sliding groove in a sliding way, and a rack is fixed on one side surface of the sliding groove, which is close to the side wall of the sliding groove;
the output shaft of the stepping motor is in a locking state under the state of non-electrifying and can prevent the sliding block from sliding and moving, one side of the stepping motor corresponding to the sliding block is fixed on the mounting plate, the output shaft of the stepping motor extends into the sliding groove, a gear is fixed on the output shaft of the stepping motor extending into the sliding groove, and the gear is meshed with the rack and drives the sliding block to slide along the length direction of the sliding groove;
the bottom end of the fixed inclined supporting plate is fixed on the top surface of the sliding block at a preset angle alpha, and a first strip hole is formed in the plate surface of the fixed inclined supporting plate along the inclined direction of the fixed inclined supporting plate;
the movable inclined supporting plate is arranged on one side of the fixed inclined supporting plate in parallel, and a second strip hole is formed in the inclined direction of the movable inclined supporting plate, and the second strip hole is detachably connected to the first strip hole through a bolt, a nut and a gasket;
the bearing plate is fixed at the top end of the movable inclined supporting plate.
The beneficial effects of the utility model are as follows: the supporting position of the bearing plate can be synchronously adjusted by utilizing the stepping motor to drive the sliding block to move along the length direction of the sliding groove, so that the cantilever floor slab supporting the different lengths is adapted; meanwhile, the fixed height of the movable inclined supporting plate is adjusted by utilizing bolts, nuts and gaskets, so that the supporting height of the bearing plate can be changed, and the cantilever floor slab supporting different heights is adapted; the structure is simple, the manufacturing cost is low, the device can be repeatedly disassembled and assembled, the construction cost is reduced, and the construction efficiency is improved.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the number of the racks and the number of the stepping motors are two, the two racks are respectively fixed on two side surfaces of the sliding block, which are close to the side wall of the sliding groove, the two stepping motors are correspondingly fixed on the mounting plate on two sides of the sliding block, and the two gears on the output shafts of the two stepping motors are respectively meshed with the two racks.
Further, the sliding block type sliding block is characterized by further comprising a limiting sliding rail with a trapezoid cross section, wherein a limiting sliding groove with a trapezoid cross section is arranged at the bottom of the sliding groove along the length direction of the sliding groove, and the limiting sliding rail is slidably connected in the limiting sliding groove and can limit the sliding block to be separated from the sliding groove.
The sliding block has the further beneficial effects that the limiting sliding rail with the trapezoid structure is slidably connected in the limiting sliding groove with the trapezoid structure, so that the sliding smoothness of the sliding block can be improved, the sliding block can be prevented from being separated from the sliding groove, and the supporting stability of the bearing plate is improved.
Further, the limit sliding rail and the limit sliding groove are arranged in a plurality of opposite ways.
Further, the sliding chute further comprises a plurality of limiting blocks, and the limiting blocks are fixed at two ends of the sliding chute in the length direction at intervals.
Further, the method further comprises the following steps:
the rectangular fixing plate is fixed on the bottom surface of the mounting plate along the length direction perpendicular to the mounting plate, and a cross beam inserting groove penetrating through two ends of the fixing plate in the length direction is formed in one side surface of the fixing plate;
the top surface of the fixing plate is provided with a threaded hole communicated with the beam inserting groove, and the fastening bolt is in threaded connection with the threaded hole and can be connected into the beam inserting groove.
The beam inserting groove of the fixing block can be quickly inserted and fixed on the original beam or steel beam of the building, and then the fastening bolt is screwed into the threaded hole to press and touch the beam or steel beam, so that the stability of fixing the fixing block can be improved, and stable and reliable supporting force is provided for the bearing plate.
Further, the predetermined angle α is 45 ° to 60 °.
Further, the strength of the bolt connected between the first elongated hole and the second elongated hole is 10.9 grade.
Drawings
FIG. 1 is a schematic diagram of an assembled structure of a temporary support device for overhanging floorslab according to the present utility model;
fig. 2 is a schematic diagram of a split structure of a temporary supporting device for overhanging floorslab according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. mounting panel, 11, spout, 111, spacing spout, 2, slider, 3, step motor, 4, fixed diagonal bracing board, 41, first rectangular hole, 5, movable diagonal bracing board, 51, second rectangular hole, 6, bearing board, 7, rack, 8, spacing slide rail, 9, stopper, 10, fixed plate, 101, crossbeam jack-in groove, 12, fastening bolt.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1, a temporary supporting device for overhanging floorslab, comprising:
the mounting plate 1, the top surface of the mounting plate 1 is provided with a chute 11 arranged along the length direction;
the sliding block 2 is connected in the sliding groove 11 in a sliding way, and a rack 7 is fixed on one side surface of the sliding block 2, which is close to the side wall of the sliding groove 11;
the stepping motor 3, one side of the stepping motor 3 corresponding to the sliding block 2 is fixed on the mounting plate 1, the output shaft of the stepping motor 3 stretches into the sliding groove 11, the output shaft of the stepping motor 3 stretching into the sliding groove 11 is fixed with a gear, and the gear is meshed with the rack 7 and drives the sliding block 2 to slide along the length direction of the sliding groove 11;
the fixed inclined supporting plate 4, the bottom end of the fixed inclined supporting plate 4 is fixed on the top surface of the sliding block 2 at a preset angle alpha, and the plate surface of the fixed inclined supporting plate is provided with a first strip hole 41 along the inclined direction;
the movable inclined supporting plate 5, the movable inclined supporting plate 5 is arranged on one side of the fixed inclined supporting plate 4 in parallel and is provided with a second strip hole 51 along the inclined direction, and the second strip hole 51 is detachably connected to the first strip hole 41 through bolts, nuts and gaskets;
the supporting plate 6, the supporting plate 6 is fixed on the top end of the movable diagonal brace 5.
In some embodiments, the number of racks 7 and the number of stepping motors 3 may be two, the two racks 7 are respectively fixed on two side surfaces of the sliding block 2 close to the side wall of the sliding groove 11, the two stepping motors 3 are fixed on the mounting plate 1 corresponding to two sides of the sliding block 2, and two gears on output shafts of the two stepping motors 3 are respectively meshed with the two racks 7.
In some embodiments, the sliding rail device may further include a limiting sliding rail 8 with a trapezoidal cross section, wherein a limiting sliding groove 111 with a trapezoidal cross section is disposed at the bottom of the sliding groove 11 along the length direction, and the limiting sliding rail 8 is slidably connected in the limiting sliding groove 111 and can limit the sliding block 2 from being separated from the sliding groove 11.
In some embodiments, the limit slide rail 8 and the limit slide groove 111 may be a plurality of opposite arrangement.
In some embodiments, the sliding chute further comprises a plurality of limiting blocks 9, wherein the limiting blocks 9 are fixed at two ends of the sliding chute 11 in the length direction at intervals.
In some embodiments, the method may further include:
a strip-shaped fixing plate 10, wherein the fixing plate 10 is fixed on the bottom surface of the mounting plate 1 along the length direction of the vertical mounting plate 1, and one side surface of the fixing plate 10 is provided with a beam inserting groove 101 penetrating through two ends of the length direction;
the top surface of the fixing plate 10 is provided with a threaded hole communicated with the beam inserting groove 101, and the fastening bolt 12 is in threaded connection with the threaded hole and can be connected into the beam inserting groove 101.
In some embodiments, the predetermined angle α may be 45 ° -60 °.
In some embodiments, the strength of the bolt connecting between the first elongated hole 41 and the second elongated hole 51 may be 10.9 grade.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.
Claims (8)
1. A temporary support device for overhanging floor slabs, comprising:
the device comprises a mounting plate (1), wherein the top surface of the mounting plate (1) is provided with a sliding groove (11) arranged along the length direction of the mounting plate;
the sliding block (2) is connected in the sliding groove (11) in a sliding way, and a rack (7) is fixed on one side surface, close to the side wall of the sliding groove (11);
the stepping motor (3), one side of the stepping motor (3) corresponding to the sliding block (2) is fixed on the mounting plate (1) and the output shaft of the stepping motor stretches into the sliding groove (11), a gear is fixed on the output shaft of the stepping motor (3) stretching into the sliding groove (11), and the gear is meshed with the rack (7) and drives the sliding block (2) to slide along the length direction of the sliding groove (11);
the bottom end of the fixed inclined supporting plate (4) is fixed on the top surface of the sliding block (2) at a preset angle alpha, and a first strip hole (41) is formed in the plate surface of the fixed inclined supporting plate along the inclined direction of the fixed inclined supporting plate;
the movable inclined supporting plate (5), the movable inclined supporting plate (5) is arranged on one side of the fixed inclined supporting plate (4) in parallel, a second strip hole (51) is formed in the inclined direction of the movable inclined supporting plate, and the second strip hole (51) is detachably connected to the first strip hole (41) through a bolt, a nut and a gasket;
and the bearing plate (6), wherein the bearing plate (6) is fixed at the top end of the movable inclined support plate (5).
2. The temporary supporting device for the overhanging floor slab according to claim 1, characterized in that the number of the racks (7) and the number of the stepping motors (3) are two, the two racks (7) are respectively fixed on two side surfaces of the sliding block (2) close to the side wall of the sliding groove (11), the two stepping motors (3) are correspondingly fixed on the mounting plate (1) on two sides of the sliding block (2), and the two gears on the output shafts of the two stepping motors (3) are respectively connected with the two racks (7) in a meshed manner.
3. The temporary supporting device of the overhanging floor slab according to claim 1, further comprising a limiting slide rail (8) with a trapezoid cross section, wherein a limiting slide groove (111) with a trapezoid cross section is arranged at the bottom of the slide groove (11) along the length direction of the groove, and the limiting slide rail (8) is slidably connected in the limiting slide groove (111) and can limit the slide block (2) to be separated from the slide groove (11).
4. A temporary support device for overhanging floor slabs according to claim 3, characterized in that the limit slide (8) and the limit slide (111) are a plurality of opposite arrangement.
5. The temporary supporting device of the overhanging floor slab according to claim 1, further comprising a plurality of limiting blocks (9), wherein the limiting blocks (9) are fixed at two ends of the sliding groove (11) in the length direction at intervals.
6. A temporary support for an overhanging floor according to claim 1, characterized in that it further comprises:
the fixing plate (10) is in a strip shape, the fixing plate (10) is fixed on the bottom surface of the mounting plate (1) along the length direction perpendicular to the mounting plate (1), and a cross beam inserting groove (101) penetrating through two ends of the length direction of the fixing plate (10) is formed in one side surface of the fixing plate;
the fastening bolt (12), the top surface of fixed plate (10) be equipped with the communicating screw hole of crossbeam jack groove (101), fastening bolt (12) threaded connection be in screw hole just can insert crossbeam jack groove (101).
7. A temporary support for overhanging floor slabs according to claim 1, characterized in that said predetermined angle α is 45 ° -60 °.
8. A temporary support for overhanging floor slabs according to claim 1, characterized in that the strength of the bolt connecting between the first elongated hole (41) and the second elongated hole (51) is of the order of 10.9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321298038.2U CN220100708U (en) | 2023-05-26 | 2023-05-26 | Temporary supporting device for overhanging floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321298038.2U CN220100708U (en) | 2023-05-26 | 2023-05-26 | Temporary supporting device for overhanging floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220100708U true CN220100708U (en) | 2023-11-28 |
Family
ID=88868158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321298038.2U Active CN220100708U (en) | 2023-05-26 | 2023-05-26 | Temporary supporting device for overhanging floor slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220100708U (en) |
-
2023
- 2023-05-26 CN CN202321298038.2U patent/CN220100708U/en active Active
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