CN219753204U - Device for preventing steel reinforcement cage from floating upwards - Google Patents
Device for preventing steel reinforcement cage from floating upwards Download PDFInfo
- Publication number
- CN219753204U CN219753204U CN202320918848.7U CN202320918848U CN219753204U CN 219753204 U CN219753204 U CN 219753204U CN 202320918848 U CN202320918848 U CN 202320918848U CN 219753204 U CN219753204 U CN 219753204U
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- China
- Prior art keywords
- steel
- reinforcement cage
- preventing
- casing
- lifting
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 101
- 239000010959 steel Substances 0.000 title claims abstract description 101
- 230000002787 reinforcement Effects 0.000 title claims abstract description 66
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 238000004062 sedimentation Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000005056 compaction Methods 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating 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
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to the technical field of reinforcement cage construction, in particular to a device for preventing reinforcement cage from floating up, which comprises hanging lugs fixedly arranged on the symmetrical outer side walls of two sides of a steel pile casing, wherein lower pressing strips are arranged in the hanging lugs in a penetrating manner, two ends of the lower pressing strips are in contact with the ground, counterweight plates are tightly pressed on the ends of the lower pressing strips, and a connecting device with one end fixed with the reinforcement cage and the other end welded and fixed with the inner wall of the steel pile casing is arranged in the steel pile casing.
Description
Technical Field
The utility model relates to the field of reinforcement cage construction, in particular to a device for preventing reinforcement cage from floating upwards.
Background
In the foundation construction process, pile driving is often needed, namely, holes are drilled on the ground, after the hole depth reaches the design requirement, a steel pile casing is lowered into the pile hole, then a reinforcement cage is lowered into the steel pile casing, and finally, concrete is poured into the steel pile casing to form an underground pile foundation structure.
However, in the process of pouring concrete, because the concrete is a flowing body, certain buoyancy can be generated, and the reinforcement cage is easy to float in the pouring process, so that the forming quality of the pile foundation is reduced.
Disclosure of Invention
The utility model provides a device for preventing a reinforcement cage from floating upwards in order to prevent the reinforcement cage from floating upwards in the concrete pouring process and improve the pile foundation forming quality.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a device for preventing steel reinforcement cage come-up, is equipped with down the layering including fixed the setting in the hangers of steel casing bilateral symmetry lateral wall, wears to be equipped with in the hangers, and the both ends and the ground contact of layering down compress tightly on the tip of layering down have the counter weight board, the inside connecting device that is provided with one end and steel reinforcement cage fixed, the other end and steel casing inner wall welded fastening of steel casing.
Optionally, connecting device includes hollow steel pipe and connecting reinforcement, and hollow steel pipe links to each other with the connecting reinforcement welding, and on the pile bolck reinforcing bar of steel reinforcement cage was located to hollow steel pipe cover, the top and the steel of connecting reinforcement protected a section of thick bamboo inner wall welded fastening.
Optionally, the anti-sedimentation plate is placed on the ground on two opposite sides of the steel casing, the end part of the lower pressing strip is contacted with the surface of the anti-sedimentation plate, and the counterweight plate presses the lower pressing strip on the surface of the anti-sedimentation plate.
Optionally, the lower batten is made of reinforced steel, and two lower battens are simultaneously arranged in one hanging lug in a penetrating way.
Optionally, the adjacent both sides of counter weight board all are provided with the backup pad, and two sets of backup pads are just right each other, and the upper surface of backup pad and the upper surface parallel and level of steel casing have set up two sets of crossbars between two backup pads, and the crossbars laminating with the steel casing upper surface, and crossbars tip and backup pad welded fastening.
Optionally, the intermediate position department of horizontal bar is provided with supplementary compaction bar, and supplementary compaction bar's top integrated into one piece has the lantern ring of cover locating the horizontal bar, and supplementary compaction bar's bottom and the stake top reinforcing bar welded fastening of steel reinforcement cage.
Optionally, the jack has been seted up to backup pad lateral wall, and the crossbeam compresses tightly steel and protects a section of thick bamboo upper surface and the tip of crossbeam is inserted and is located inside the jack.
Optionally, the top end of the connecting steel bar is fixed with the inner wall of the steel casing by spot welding.
According to the technical scheme, after the reinforcement cage is lowered, before concrete is poured, the hollow steel pipe is sleeved on the pile top reinforcement, then the connecting reinforcement is welded with the inner wall of the steel pile casing, so that the reinforcement cage and the steel pile casing are connected into a whole, two groups of anti-sedimentation plates and two groups of support plates are placed around the steel pile casing, the lower pressing strip is pressed on the anti-sedimentation plates by the counterweight plates after passing through the lugs, the lantern ring of the auxiliary pressing reinforcement penetrates into the auxiliary pressing reinforcement, and two ends of the auxiliary pressing reinforcement are fixed with the support plates after being placed above the steel pile casing, so that the steel pile casing is pressed. At the moment, when concrete pouring is performed again, the reinforcement cage and the steel casing can be compacted, so that floating of the reinforcement cage is effectively avoided, and pouring quality is improved.
In summary, the utility model has the following technical effects:
1. the lower pressing strip passes through the hanging lugs and then is pressed by the counterweight plates, so that the steel pile casing can keep a stable pressing state, and the steel reinforcement cage and the steel pile casing are connected into a whole by the aid of the connecting device, so that the anti-floating capacity of the steel reinforcement cage in pouring is greatly improved;
2. the steel pile casing is tightly pressed by the transverse bars, so that the lowering stability of the steel pile casing is further improved;
3. the auxiliary compaction reinforcing steel bars are connected between the transverse bars and the pile top reinforcing steel bars, so that the reinforcement cage can be further compacted, and the anti-floating capacity of the reinforcement cage in concrete pouring is improved.
Drawings
Fig. 1 is a schematic structural view of a device for preventing a reinforcement cage from floating up in an embodiment of the present utility model;
fig. 2 is a schematic diagram of a matching structure of a steel casing and a lower batten and a reinforcement cage in the embodiment of the utility model;
fig. 3 is a schematic view showing a structure in which a bar is inserted into a socket according to another embodiment of the present utility model.
In the figure, 1, a steel casing; 11. hanging lugs; 2. a reinforcement cage; 21. pile top steel bars; 22. hoop steel bars; 3. a lower pressing bar; 4. an anti-sedimentation plate; 41. a weight plate; 5. a connecting device; 51. hollow steel pipe; 52. connecting steel bars; 6. a support plate; 61. a jack; 7. a cross bar; 8. auxiliary pressing reinforcing steel bars; 81. a collar.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the utility model provides a device for preventing a reinforcement cage 2 from floating upwards, a steel casing 1 is placed under a ground foundation pit, and the reinforcement cage 2 is placed under the steel casing 1. In order to prevent the steel reinforcement cage 2 from floating up when concrete is poured, a connecting device 5 for connecting the steel reinforcement cage 1 and the steel reinforcement cage 2 into a whole is arranged inside the steel reinforcement 1.
Specifically, connecting device 5 includes hollow steel pipe 51 and connecting bar 52, connecting bar 52's one end and the outer wall welded fastening of hollow steel pipe 51, and connecting bar 52 adopts the reinforcing bar preparation of phi 25 to form, during the installation, locate hollow steel pipe 51 cover on the stake top reinforcing bar 21 of steel reinforcement cage 2, and hollow steel pipe 51 bottom and the hooping reinforcing bar 22 butt of steel reinforcement cage 2, connecting bar 52's top is vertical up and with the inner wall welded fastening of steel casing 1, concrete welded mode adopts the spot welding, when pouring concrete this moment, the come-up effort of steel reinforcement cage 2 can be pushed down by connecting device 5, thereby improve steel reinforcement cage 2's anti come-up ability.
In a preferred embodiment, multiple groups of connecting devices 5 can be arranged in the steel pile casing 1, so that the anti-floating capacity of the steel reinforcement cage 2 is further improved, and when the concrete pouring depth reaches the top end of the pile top steel bar 21 of the steel reinforcement cage 2, an operator breaks open the welding position of the connecting steel bar 52 and the steel pile casing 1. The number of connecting means 5 is preferably 1-3.
The outer walls of two opposite sides of the steel casing 1 are fixedly welded with hanging lugs 11, each hanging lug 11 is internally provided with a lower pressing strip 3 in a penetrating mode, the lower pressing strips 3 are made of steel bars, and in the embodiment, two lower pressing strips 3 are simultaneously arranged in each hanging lug 11 in a penetrating mode. The anti-sedimentation plates 4 are paved on the ground at the positions of two opposite sides of the steel pile casing 1, the end parts of the lower pressing strips 3 are in contact with the surfaces of the anti-sedimentation plates 4, the counterweight plates 41 are arranged above the anti-sedimentation plates 4, the counterweight plates 41 compress the end parts of the lower pressing strips 3 on the anti-sedimentation plates 4, the counterweight plates 41 are made of 5kg-20kg of stone, steel plates and other materials, and the lower pressing strips 3 are compressed through the counterweight plates 41, so that the steel pile casing 1 can be compressed.
Further, a supporting plate 6 is placed on the ground on one side of each anti-sedimentation plate 4, two supporting plates 6 are respectively arranged on two opposite sides of the steel protective cylinder 1, the top surface of each supporting plate 6 is flush with the upper surface of the steel protective cylinder 1, a transverse bar 7 is placed on the upper surface of each supporting plate 6, the transverse bar 7 is erected above the steel protective cylinder 1, the end portions of the transverse bars 7 are fixedly connected with the supporting plates 6, a specific fixing mode can be welded fixing, insertion holes 61 can be formed in the side walls of the supporting plates 6, and the end portions of the transverse bars 7 are inserted into the insertion holes 61, as shown in fig. 3.
The middle position department of horizontal bar 7 is provided with supplementary packing bar 8, and supplementary packing bar 8's top integrated into one piece has lantern ring 81, and the lantern ring 81 cover is located on horizontal bar 7, and supplementary packing bar 8's bottom and pile bolck reinforcing bar 21 welded fastening of steel reinforcement cage 2, perhaps tie up supplementary packing bar 8 and pile bolck reinforcing bar 21 together through the strapping.
The implementation principle of the embodiment is as follows: when concrete is poured after all the anti-floating measures are taken on the reinforcement cage 2 and the steel casing 1, the reinforcement cage 2 has a floating trend due to the buoyancy generated by the concrete, at the moment, the connecting device 5 can offset part of the floating force, and meanwhile, the transverse bar 7 and the auxiliary pressing reinforcement 8 can offset part of the floating force, so that the reinforcement cage 2 can be kept stable; and the steel casing 1 is also kept stable due to the downward pressing force of the downward pressing strip 3 on the hanging lugs 11. In a comprehensive way, in the concrete pouring process, the steel pile casing 1 and the steel reinforcement cage 2 can be kept in a stable state, and the pile foundation forming quality is greatly improved.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (8)
1. Device for preventing steel reinforcement cage (2) come-up, its characterized in that: including fixed setting up in the hangers (11) of steel pile casing (1) bilateral symmetry lateral wall, wear to be equipped with down layering (3) in hangers (11), the both ends and the ground contact of layering (3) down, and compress tightly on the tip of layering (3) have counter weight board (41) down, steel pile casing (1) inside is provided with one end and steel reinforcement cage (2) are fixed, the other end and steel pile casing (1) inner wall welded fastening's connecting device (5).
2. A device for preventing the lifting of a reinforcement cage (2) according to claim 1, characterized in that: the connecting device (5) comprises a hollow steel pipe (51) and connecting steel bars (52), the hollow steel pipe (51) is connected with the connecting steel bars (52) in a welded mode, the hollow steel pipe (51) is sleeved on pile top steel bars (21) of the steel reinforcement cage (2), and the top ends of the connecting steel bars (52) are fixed with the inner wall of the steel casing (1) in a welded mode.
3. A device for preventing the lifting of a reinforcement cage (2) according to claim 2, characterized in that: the anti-sedimentation plate (4) is placed on the ground on two opposite sides of the steel pile casing (1), the end part of the lower pressing strip (3) is in surface contact with the anti-sedimentation plate (4), and the counterweight plate (41) presses the lower pressing strip (3) on the surface of the anti-sedimentation plate (4).
4. A device for preventing the lifting of a reinforcement cage (2) according to claim 1, characterized in that: the lower pressing strips (3) are made of reinforced steel, and two lower pressing strips (3) are simultaneously penetrated in one hanging lug (11).
5. A device for preventing the lifting of a reinforcement cage (2) according to claim 1, characterized in that: the counterweight plate (41) is characterized in that the supporting plates (6) are arranged on two adjacent sides of the counterweight plate (41), the two groups of supporting plates (6) are opposite to each other, the upper surface of the supporting plates (6) is flush with the upper surface of the steel pile casing (1), two groups of transverse bars (7) are arranged between the two supporting plates (6), the transverse bars (7) are attached to the upper surface of the steel pile casing (1), and the end parts of the transverse bars (7) are fixedly welded with the supporting plates (6).
6. A device for preventing the lifting of a reinforcement cage (2) according to claim 5, characterized in that: the middle position department of horizontal bar (7) is provided with supplementary packing reinforcement (8), and supplementary packing reinforcement's (8) top integrated into one piece has lantern ring (81) of cover locating horizontal bar (7), and supplementary packing reinforcement's (8) bottom and pile bolck reinforcing bar (21) welded fastening of steel reinforcement cage (2).
7. A device for preventing the lifting of a reinforcement cage (2) according to claim 5, characterized in that: the side wall of the supporting plate (6) is provided with an inserting hole (61), the transverse bar (7) presses the upper surface of the steel casing (1), and the end part of the transverse bar (7) is inserted into the inserting hole (61).
8. A device for preventing the lifting of a reinforcement cage (2) according to claim 2, characterized in that: the top end of the connecting steel bar (52) is fixed with the inner wall of the steel casing (1) in a spot welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918848.7U CN219753204U (en) | 2023-04-21 | 2023-04-21 | Device for preventing steel reinforcement cage from floating upwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918848.7U CN219753204U (en) | 2023-04-21 | 2023-04-21 | Device for preventing steel reinforcement cage from floating upwards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219753204U true CN219753204U (en) | 2023-09-26 |
Family
ID=88072057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320918848.7U Active CN219753204U (en) | 2023-04-21 | 2023-04-21 | Device for preventing steel reinforcement cage from floating upwards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219753204U (en) |
-
2023
- 2023-04-21 CN CN202320918848.7U patent/CN219753204U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |