CN220977967U - Anti-floating device for reinforcement cage - Google Patents
Anti-floating device for reinforcement cage Download PDFInfo
- Publication number
- CN220977967U CN220977967U CN202322246080.6U CN202322246080U CN220977967U CN 220977967 U CN220977967 U CN 220977967U CN 202322246080 U CN202322246080 U CN 202322246080U CN 220977967 U CN220977967 U CN 220977967U
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- China
- Prior art keywords
- reinforcement cage
- spring
- steel reinforcement
- diagonal bracing
- filament
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 238000003825 pressing Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to an anti-floating device for a steel reinforcement cage, which consists of a weight pressing mechanism and a plurality of diagonal bracing mechanisms which are connected with each other, wherein the weight pressing mechanism is positioned in the center of the steel reinforcement cage, and the diagonal bracing mechanisms are uniformly arranged between the steel reinforcement cage and the wall of a pile hole and are fixedly connected with the steel reinforcement cage. The diagonal bracing mechanism clings to the reinforcement cage under the gravity of the weight pressing mechanism, and the reinforcement cage can be freely up and down; after the positions of all reinforcement cages are completely installed, the ground personnel withdraw the weight pressing mechanisms, and each inclined strut mechanism clings to the pile hole wall to form barbs; when the reinforcement cage floats upwards due to a certain factor, the barbs of the diagonal bracing mechanism continuously penetrate into the pile hole wall to form reverse acting force on the floating, so that the floating is prevented. The utility model has the advantages that: subjective influence can be reduced, the steel reinforcement cage is effectively prevented from floating upwards, pile forming quality of pile foundations is guaranteed, the application range is widened, and cost is reduced.
Description
Technical Field
The utility model relates to a reinforcement cage floating preventing device, in particular to a reinforcement cage floating preventing device for solving the floating problem of a filling pile reinforcement cage for building and municipal engineering, and belongs to the technical field of pile foundation engineering.
Background
In building, municipal works, often adopt bored concrete pile basis, the quality problem that the steel reinforcement cage takes place the come-up easily in the stake when concrete is poured, mainly adopts the following mode to solve among the prior art:
1) Management measures are as follows: controlling the concrete pouring speed, the embedding depth of the guide pipe, the slump of the concrete and the like.
The problems with this approach are: the effect of the management measures is highly relevant to the technical level, professional ability, experience learning and responsibility of field technical management staff and workers, and the management measures have great influence on the acceptance.
2) And (3) an upward pressing measure: the reverse support is arranged at the top of the reinforcement cage, or the hanging bar and the reverse support are combined into one, and the other end of the hanging bar is connected with the ground pile casing or the heavy object, so that the buoyancy of the upward floating of the reinforcement cage is always less than the gravity of the heavy object at the top end, and the upward floating of the reinforcement cage is further prevented.
The problems with this approach are: in the actual implementation process of the site, the elevation difference between the pile top elevation and the ground is not fixed, when the upward pressing measure is adopted, each pile is reversely supported and independently customized, and then when the elevation difference is overlarge, the common material is insufficient in axial force resistance, special calculation and manufacturing are needed, and the use scene is limited.
Disclosure of utility model
The utility model provides an anti-floating device for a reinforcement cage, which aims to overcome the defects in the prior art, reduce subjective influence, effectively prevent the reinforcement cage from floating and improve applicability.
The technical solution of the utility model is as follows: the utility model provides a steel reinforcement cage anti-floating device comprises a weight mechanism and a plurality of bracing mechanism of interconnect, and weight mechanism is located the steel reinforcement cage center, and a plurality of bracing mechanism evenly sets up between steel reinforcement cage and stake hole pore wall and with steel reinforcement cage fixed connection. The diagonal bracing mechanism clings to the reinforcement cage under the gravity of the weight pressing mechanism, and the reinforcement cage can be freely up and down; after the positions of all reinforcement cages are completely installed, the ground personnel withdraw the weight pressing mechanisms, and each inclined strut mechanism clings to the pile hole wall to form barbs; when the reinforcement cage floats upwards due to a certain factor, the barbs of the diagonal bracing mechanism continuously penetrate into the pile hole wall to form reverse acting force on the floating, so that the floating is prevented.
Preferably, the weight mechanism comprises a filament pocket net, a weight block and a filament connecting rope, wherein the center of the top of the filament pocket net is connected with the weight block, the filament pocket net is connected with the diagonal bracing mechanism through a filament connecting wire passing through a gap of the reinforcement cage, the top of the weight block is connected with a connecting wire, and the top end of the connecting wire extends upwards to the outer side of the pile hole to be fixed with the ground. The connecting wire is pulled when the weight mechanism is retracted.
Preferably, the diagonal bracing mechanism comprises a spring bin, a spring, a connecting sleeve, a steel wire, a rotating stop, a diagonal bracing rod, a connecting hole and a hook, wherein the steel bars of the reinforcement cage penetrate through a through hole of the connecting sleeve to be welded with the connecting sleeve, the upper part of the side surface of the connecting sleeve is rotationally connected with the diagonal bracing rod, the rotating stop is arranged at the connecting position of the connecting sleeve and the diagonal bracing rod, the inner side of the diagonal bracing rod, close to the upper end, is provided with the hook connected with a filament connecting wire, the spring bin for accommodating the spring is arranged on the connecting sleeve below the diagonal bracing rod, the upper end of the spring is fixedly connected with the spring bin, and the lower end of the spring is connected with the connecting hole arranged at the outer side of the diagonal bracing rod, close to the upper end, through the steel wire. The rotatable inclined stay bars are firstly clung to the reinforcement cage, after the weight pressing mechanism is retracted, the inclined stay bars are released to be clung to the pile hole wall under the action of the tension of the spring, and when the reinforcement cage floats upwards, the inclined stay bar barbs continuously extend into the pile hole wall.
Preferably, the spring bin comprises an upper section and a lower section, the upper section is sunken in the amplitude rotation stop area and forms a limit with an angle of 25-85 degrees, the spring is arranged on the lower section and is sealed through a sleeve, and the steel wire passes through a wire outlet hole arranged at one side of the wall of the pile hole towards the bottom of the lower end of the spring. Debris in the slurry can be prevented from entering the spring gap, and the spring is ensured to work.
The utility model has the advantages that: 1) The subjective influence of technical management staff and workers can be reduced, the steel reinforcement cage is effectively prevented from floating up, and the pile forming quality of the pile foundation is ensured;
2) The problem of independent customization caused by non-uniform height difference can be avoided, the consumption of manpower and material resources is reduced, and the application range is wider;
3) The device adjusts the retraction angle of the diagonal brace through the weight pressing mechanism, and the reinforcement cage can freely lift up and down before being installed, so that the defect that part of the prior art can only descend and cannot lift up is avoided, and the device is more in line with the actual situation of a construction site;
4) By anchoring with the soil layer of the pile hole wall, the installation position is flexible, and the situation that the rock stratum cannot be effectively anchored due to the fact that an anchoring cross rod is popped out of the bottom of a reinforcement cage in the prior art is avoided;
5) In actual engineering, the gap between the longitudinal ribs of the reinforcement cage and the hole wall is not more than 50mm, and the installation of the reinforcement cage can be hindered if the gap exceeds the gap, and the device is compact in structural design and occupies only 30mm of the whole width of the longitudinal ribs of the reinforcement cage and the hole wall;
6) Compared with the prior art of 'upward profiling' and 'downward falling type', the device is made of easily available materials on the construction site, and has the advantages of simple and convenient manufacture and use and low manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of the anti-floating device of the reinforcement cage.
Fig. 2 is a schematic view of an exploded construction of the diagonal bracing mechanism of fig. 1.
Fig. 3 is a schematic diagram of the working state of the anti-floating device of the reinforcement cage.
In the figure, 1 is a filament pocket net, 2 is a weight block, 3 is a filament connecting wire, 4 is a connecting wire, 5 is a connecting sleeve, 6 is a spring, 7 is a spring bin, 8 is a steel wire, 9 is a rotation frame stop, 10 is an inclined strut, 11 is a connecting hole, 12 is a hook, A is a reinforcement cage, and B is a pile hole.
Detailed Description
The present utility model will be described in further detail with reference to examples and embodiments.
As shown in fig. 1 and 2, the steel reinforcement cage anti-floating device consists of a weight mechanism and a plurality of diagonal bracing mechanisms which are mutually connected, wherein the weight mechanism is positioned at the center of a steel reinforcement cage A, and the diagonal bracing mechanisms are uniformly arranged between the steel reinforcement cage A and the wall of a pile hole B and are fixedly connected with the steel reinforcement cage A.
The weight mechanism comprises a filament pocket net 1, a weight block 2 and a filament connecting rope 3, the center of the top of the filament pocket net 1 is connected with the weight block 2, the filament pocket net 1 is connected with the diagonal bracing mechanism through a filament connecting wire 3 passing through a gap of a reinforcement cage 4, the top of the weight block 2 is connected with a connecting wire 4, and the top end of the connecting wire 4 extends upwards to the outer side of a pile hole B to be fixed with the ground.
The material of the weight block 2 is not limited, and the weight block can be made of concrete or iron blocks with a grade higher than the pile body concrete strength, and the weight is ensured to be larger than the tensile force generated by the spring 6. The filament connecting rope 3 should ensure convenient disassembly.
The diagonal bracing mechanism comprises a spring bin 7, a spring 6, a connecting sleeve 5, steel wires 8, a rotating amplitude stop 9, a diagonal bracing rod 10, a connecting hole 11 and a hook 12, steel bars of a steel bar cage A penetrate through a through hole of the connecting sleeve 5 and are connected with the connecting sleeve 5 in a welded mode, the upper portion of the side face of the connecting sleeve 5 is connected with the diagonal bracing rod 10 in a rotating mode, the rotating amplitude stop 9 is arranged at the joint of the connecting sleeve 5 and the diagonal bracing rod 10, the hook 12 connected with the filament connecting wire 3 is arranged on the inner side of the diagonal bracing rod 10 close to the upper end, the spring bin 7 for accommodating the spring 6 is arranged on the connecting sleeve 5 below the diagonal bracing rod 10, the spring bin 7 is fixedly connected to the upper end of the spring 6, and the lower end of the spring 6 is connected with the connecting hole 11 arranged on the outer side of the diagonal bracing rod 10 close to the upper end through the steel wires 8.
The inner diameter of the through hole for welding the steel bar of the steel bar cage A by the connecting sleeve 5 is 2-3mm larger than the diameter of the steel bar, so that the welding is convenient.
The spring bin 7 is specifically divided into two sections, the upper section is recessed by 2cm in the region of the amplitude rotation stop 9, the angle is 25-85 degrees, the upper section is limited and is connected with the rotating hole of the diagonal brace 10, the lower section is sealed by a sleeve, only the bottom is provided with a wire outlet hole towards one side of the hole wall, chips in slurry can be prevented from entering a gap of the spring 6, the work of the spring 6 is influenced, and the spring bin 7 is integrally and rigidly connected with the connecting sleeve 5.
The diagonal brace 10 is an L-shaped member and is connected with the upper section rotating hole of the spring bin 7, and can freely rotate within a limited range.
When the device works, the inclined stay bar 10 is retracted to be clung to one side of the reinforcement cage A through the weight pressing mechanism (the gravity is larger than the tension generated by the spring 6 at the moment), and the reinforcement cage A can move up and down at the moment, so that the device is convenient to install; when the reinforcement cage A is completely installed, the weight mechanism can be removed (the tension generated by the spring 6 is larger than the weight mechanism gravity at the moment), the inclined stay bars 10 are tightly attached to the wall of the pile hole B, and when the reinforcement cage A floats upwards under the influence of external force, the inclined stay bars 10 continuously penetrate into the wall of the pile hole B, so that a reaction force is formed for the reinforcement cage A to float upwards.
In practical use, the length of the diagonal brace 10 can be selected according to the actual situation of the site, and the model can adopt pointed steel bars or rigid supports with larger compression area. The folding and unfolding angle of the diagonal brace 10 is adjusted through the weight pressing mechanism, and the diagonal brace can freely lift up and down before the reinforcement cage A is installed. The weight mechanism adopts the combination of the filament pocket net 1 and the weight block 2, and can be recycled. The integral installation position of the device is not limited outside the non-rock geology, the integral volume is compact, and the quality of the hole wall and the pile hole is not affected; simple and convenient manufacture, low cost and strong operability.
When the reinforcement cage A is manufactured, the diagonal bracing mechanism is penetrated in advance at the position of the reinforcement cage A where the device is to be installed;
When the reinforcement cage A is hung, the upper and lower ports of the connecting sleeve 5 are firmly welded with the longitudinal reinforcement of the reinforcement cage A after the diagonal brace 10 is opposite to the wall of the pile hole B; when a plurality of diagonal bracing mechanisms are arranged, connecting wires 3 in different directions of the pocket net 1 can be connected with hooks 12 of other diagonal bracing rods 10 to form a net together;
At this stage, the diagonal brace 10 is tightly attached to the reinforcement cage a under the gravity of the weight block 2, as in the I state in fig. 3, the reinforcement cage a can be freely moved up and down; when all reinforcement cages A are lengthened and installed, after the positions are confirmed correctly, ground personnel pull the connecting wires 4 and retract the weight pressing mechanism, and at the moment, all the inclined stay bars 10 are released to be clung to the wall of the pile hole B under the action of the tension of the springs 6 to form barbs, as shown in a state II in fig. 3;
When the reinforcement cage A floats up due to a certain factor, the barbs of the inclined stay bars 10 continuously penetrate into the wall of the pile hole B, and reverse acting force is formed on the floating up in the state III in fig. 3, so that the floating up is prevented.
The above components are all of the prior art, and any model and existing design that can achieve their corresponding functions can be used by those skilled in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present utility model.
Claims (2)
1. The anti-floating device for the steel reinforcement cage is characterized by comprising a weight pressing mechanism and a plurality of diagonal bracing mechanisms which are connected with each other, wherein the weight pressing mechanism is positioned at the center of the steel reinforcement cage (A), and the diagonal bracing mechanisms are uniformly arranged between the steel reinforcement cage (A) and the wall of a pile hole (B) and are fixedly connected with the steel reinforcement cage (A); the weight mechanism comprises a filament pocket net (1), a weight block (2) and a filament connecting rope (3), the center of the top of the filament pocket net (1) is connected with the weight block (2), the filament pocket net (1) is connected with the diagonal bracing mechanism through the filament connecting rope (3) penetrating through the gap of the reinforcement cage (A), the top of the weight block (2) is connected with a connecting wire (4), and the top end of the connecting wire (4) extends upwards to the outer side of the pile hole (B) to be fixed with the ground; the inclined strut mechanism comprises a spring bin (7), a spring (6), a connecting sleeve (5), a steel wire (8), a rotating amplitude stop (9), an inclined strut (10), a connecting hole (11) and a hook (12), wherein steel bars of a steel reinforcement cage (A) penetrate through holes of the connecting sleeve (5) to be welded with the connecting sleeve (5), the upper part of the side face of the connecting sleeve (5) is rotationally connected with the inclined strut (10), the rotating amplitude stop (9) is arranged at the connecting position of the connecting sleeve (5) and the inclined strut (10), the hook (12) connected with a filament connecting rope (3) is arranged on the inner side of the inclined strut (10) close to the upper end, the spring bin (7) is arranged on the connecting sleeve (5) below the inclined strut (10), and the upper end of the spring (6) is fixedly connected with the spring bin (7) and the lower end of the spring (6) is connected with the connecting hole (11) arranged on the outer side of the inclined strut (10) close to the upper end through the steel wire (8).
2. The steel reinforcement cage anti-floating device according to claim 1, wherein the spring bin (7) comprises an upper section and a lower section, the upper section is sunken in the region of the rotating web stop (9) and forms a limit with an angle of 25-85 degrees, the spring (6) is arranged at the lower section and is sealed through a sleeve, and the steel wire (8) penetrates through a wire outlet hole arranged at one side of the wall of the pile hole (B) towards the bottom of the lower end of the spring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322246080.6U CN220977967U (en) | 2023-08-21 | 2023-08-21 | Anti-floating device for reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322246080.6U CN220977967U (en) | 2023-08-21 | 2023-08-21 | Anti-floating device for reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220977967U true CN220977967U (en) | 2024-05-17 |
Family
ID=91035567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322246080.6U Active CN220977967U (en) | 2023-08-21 | 2023-08-21 | Anti-floating device for reinforcement cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220977967U (en) |
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2023
- 2023-08-21 CN CN202322246080.6U patent/CN220977967U/en active Active
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