CN219653713U - Heavy pile foundation steel reinforcement cage positioner - Google Patents
Heavy pile foundation steel reinforcement cage positioner Download PDFInfo
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- CN219653713U CN219653713U CN202321008403.1U CN202321008403U CN219653713U CN 219653713 U CN219653713 U CN 219653713U CN 202321008403 U CN202321008403 U CN 202321008403U CN 219653713 U CN219653713 U CN 219653713U
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- reinforcement cage
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- pile foundation
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 69
- 229910000831 Steel Inorganic materials 0.000 title claims description 42
- 239000010959 steel Substances 0.000 title claims description 42
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 abstract description 14
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 5
- 238000004080 punching Methods 0.000 description 5
- 239000004567 concrete Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection 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
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the technical field of building construction and discloses a heavy pile foundation reinforcement cage positioning device, which comprises a fixed frame, wherein the fixed frame comprises a main beam and an auxiliary longitudinal beam, two oppositely arranged main beams are fixedly connected through two oppositely arranged auxiliary longitudinal beams to form a reinforcement cage channel, reinforcing ribs are fixedly connected between the main beam and the auxiliary longitudinal beam which are away from one side of the reinforcement cage channel, a plurality of through holes are circumferentially arranged on the main beam and the auxiliary longitudinal beam along the reinforcement cage channel, at least two first through holes are arranged on the main beam, and at least two second through holes are arranged on the auxiliary longitudinal beam; and the fixing frame is also provided with a perforated bolt which is inserted and fixed in the first through hole and the second through hole. The positioning device has the characteristics of convenience in operation, high strength and the like, is beneficial to controlling the perpendicularity of the bottom section reinforcement cage, reduces the preparation butt joint difficulty of the reinforcement cage, and improves the efficiency by 50% compared with the traditional working procedure.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a heavy pile foundation reinforcement cage positioning device.
Background
The punching pile is generally referred to as a punching pile driver, which consists of a pile hammer, a pile frame, accessory equipment and the like. The pile hammer is attached between two parallel vertical guide rods (commonly called a gantry) at the front part of the pile frame, and is lifted by a lifting hook, the pile frame is a steel structure tower, and a winch is arranged at the rear part of the pile frame and used for lifting the pile and the pile hammer. The punched pile is also one of concrete filling piles, the punched filling pile is formed by punching a deeper hole by a special punching machine, then a reinforcement cage and a pile foundation for underwater concrete pouring are put in, the periphery of the pile foundation is provided with reinforced concrete as a retaining wall, and the pile foundation is suitable for geology with high underground water level or silt, particularly for places such as river crossing and the like and mainly bears friction force. After punching pile impact hole forming, through clear hole inspection, the next step is to install the steel reinforcement cage and support the pore wall of pile hole, however, in the existing work progress, the installation and fixed manipulation to the steel reinforcement cage are comparatively coarse, when the steel reinforcement cage is put down, only rely on constructor's experience to adjust the steel reinforcement cage and avoid the off normal, and when fixed the steel reinforcement cage, also only place two sleepers in the both sides of steel pile casing, then fix the steel reinforcement cage through the reinforcing bar is interim, this leads to the easy deviation that appears in the location of steel reinforcement cage.
In any pile foundation pore-forming mode, the reinforcement cage is suspended in the pile hole before concrete is poured, and the placement height of the pile foundation reinforcement cage needs to be positioned. The reinforcement cage used in the project of the current unit adopts a double-layer cage design, the maximum weight of the reinforcement cage reaches 59.94t, the conventional shoulder pole beam is adopted to support the bottom section reinforcement cage, deformation is easy to cause, the perpendicularity of the reinforcement cage is influenced, and the butt joint is difficult. Meanwhile, in the butt joint process of the reinforcement cage, the conventional shoulder pole beam is difficult to insert.
Disclosure of Invention
The utility model aims to provide a heavy pile foundation reinforcement cage positioning device, which solves the problems in the background technology, accurately realizes the lowering of a reinforcement cage, is beneficial to controlling the perpendicularity of a bottom section reinforcement cage and improves the preparation butt joint efficiency of the reinforcement cage.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a heavy pile foundation steel reinforcement cage positioner, includes the mount, the mount includes main beam and vice longeron, two relative settings the main beam passes through two relative settings vice longeron fixed connection forms the steel reinforcement cage passageway, deviates from one side of the steel reinforcement cage passageway the main beam with all fixedly connected with strengthening rib between the vice longeron, on the main beam with along steel reinforcement cage passageway circumference a plurality of through-holes have been arranged to vice longeron, be provided with two at least first through-holes on the main beam, be provided with two at least second through-holes on the vice longeron; and the fixing frame is also provided with a perforated bolt which is inserted and fixed in the first through hole and the second through hole, and the perforated bolt is inserted into the perforated bolt through a pin shaft to support the reinforcement cage.
As a preferable technical scheme of the utility model, the main cross beam is provided with two first through holes, and the auxiliary longitudinal beam is provided with two second through holes.
As a preferable technical scheme of the utility model, the top surfaces of the perforating bolts on the main beam and the auxiliary longitudinal beam are all controlled on the same horizontal plane.
Furthermore, the main beam and the auxiliary longitudinal beam are formed by welding I25a I-steel.
Further, each perforated bolt is formed by butt welding two No. 8 channel steel.
As a preferable technical scheme of the utility model, the length of the main cross beam is longer than that of the auxiliary longitudinal beam.
Compared with the prior art, the utility model has the beneficial effects that: when the steel bar cage is actually used, the steel bar cage is in rolling straight thread connection, the steel bar cage and the hopper are fixed by adopting the positioning device of the utility model in the screwing construction process of the connecting sleeve, the safety of construction personnel is ensured, and meanwhile, the screw bolt is conveniently screwed when the steel bars are butted. The main beam and the auxiliary longitudinal beam of the fixing frame of the positioning device are welded by I25a I-steel to form a cross frame, the reinforcing ribs are welded on the fixing frame by steel plates, and the perforated bolts arranged on the main beam and the auxiliary longitudinal beam are formed by butt welding two 8# channel steel to form a reinforcement cage temporary supporting shoulder pole. The top surface of the perforated bolt is controlled on the same horizontal plane elevation, so that the steel reinforcement cage is ensured to be vertical, and the steel reinforcement cage is convenient to butt joint.
The positioning device of the utility model passes through the perforated bolt to support the bottom section reinforcement cage through the pin shaft, has the characteristics of convenient operation, high strength and the like, is beneficial to controlling the perpendicularity of the bottom section reinforcement cage, reduces the preparation butt joint difficulty of the reinforcement cage, and improves the efficiency by 50 percent compared with the traditional working procedure.
Drawings
Fig. 1 is a schematic perspective view of the whole structure of the present utility model.
In the figure: 1-main cross beam, 2-auxiliary longitudinal beam, 3-reinforcing rib, 4-perforated bolt and 5-reinforcement cage channel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a heavy pile foundation reinforcement cage positioning device comprises a fixing frame, wherein the fixing frame comprises a main beam 1 and an auxiliary longitudinal beam 2, two oppositely arranged main beams 1 are fixedly connected through two oppositely arranged auxiliary longitudinal beams 2 to form a reinforcement cage channel 5, reinforcing ribs 3 are fixedly connected between the main beam 1 and the auxiliary longitudinal beam 2, which are away from one side of the reinforcement cage channel 5, a plurality of through holes are circumferentially arranged on the main beam 1 and the auxiliary longitudinal beam 2 along the reinforcement cage channel 5, at least two first through holes are arranged on the main beam 1, and at least two second through holes are arranged on the auxiliary longitudinal beam 2; the fixing frame is also provided with a perforated bolt 4 which is inserted and fixed in the first through hole and the second through hole.
As a preferred implementation manner of this embodiment, two first through holes are provided on the main beam 1, and two second through holes are provided on the auxiliary longitudinal beam 2.
As a preferred implementation manner of this embodiment, the main beam 1 and the auxiliary longitudinal beam 2 are welded by I25a I-steel.
As a preferred implementation manner of this embodiment, each of the perforated bolts 4 is formed by butt welding two 8# channel steel.
As a preferred embodiment of the present embodiment, the length of the main cross member 1 is longer than the length of the side member 2.
Compared with the prior art, the utility model has the beneficial effects that: when in actual use, the steel reinforcement cage used in the project of the utility model adopts rolling straight thread connection, and the positioning device of the embodiment is adopted to fix the steel reinforcement cage and the hopper in the screwing construction process of the connecting sleeve, so that the safety of constructors is ensured, and simultaneously, the screw bolt is conveniently screwed when the steel reinforcement is butted. The main beam 1 and the auxiliary longitudinal beam 2 of the fixing frame of the positioning device are welded by I25a I-steel to form a cross frame, the reinforcing ribs 3 are welded on the fixing frame by steel plates, the perforated bolts 4 arranged on the main beam 1 and the auxiliary longitudinal beam 2 are welded by two 8# channel steel butt welding to form a temporary supporting shoulder pole of a reinforcement cage. The top surface of the perforated bolt is controlled on the same horizontal plane elevation, so that the steel reinforcement cage is ensured to be vertical, and the steel reinforcement cage is convenient to butt joint.
The top surface of the perforated bolt 4 of the positioning device is controlled to be on the same horizontal plane elevation, and then the perforated bolt is penetrated through the pin shaft to support the bottom section reinforcement cage, so that the positioning device has the characteristics of convenience in operation, high strength and the like, is beneficial to controlling the perpendicularity of the bottom section reinforcement cage, reduces the preparation butt joint difficulty of the reinforcement cage, and improves the efficiency by 50 percent compared with the traditional working procedure. The project main pier pile foundations applied by the utility model are 56 in total, the pile diameter is 2.5m, the average section is 4, if the traditional mode is adopted, the butt joint time of each pile foundation reinforcement cage is 1.5 days, the construction period is 84 days, the number of workers is 6, the number of flat cars is 1, and the crawler crane is 1, after the positioning device is adopted, the butt joint time of each pile foundation reinforcement cage is only 1 day, the construction period is 56 days, other resource configurations are the same, and the cost is saved in a cumulative way: 28 (6×300+1×3000+1×1000) = 162400 elements. In addition, as the project pile foundation main reinforcements of the pier where the utility model is applied are arranged in a double-layer manner, the butt joint number of the main reinforcements of the single joint is up to 144, and the steel reinforcement cage positioning device of the utility model has the advantages that the butt joint speed and the butt joint quality of the steel reinforcement cage are accelerated, the butt joint time of each section of cage is reduced by about 20%, and the risk of hole collapse caused by overlong installation time of the steel reinforcement cage is further reduced.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a heavy pile foundation steel reinforcement cage positioner, includes the mount, its characterized in that: the fixing frame comprises a main beam (1) and auxiliary longitudinal beams (2), wherein the two main beams (1) are oppositely arranged, the two auxiliary longitudinal beams (2) are fixedly connected through the two opposite arranged main beams to form a reinforcement cage channel (5), reinforcing ribs (3) are fixedly connected between the main beam (1) and the auxiliary longitudinal beams (2) which are away from one side of the reinforcement cage channel (5), a plurality of through holes are circumferentially arranged on the main beam (1) and the auxiliary longitudinal beams (2) along the reinforcement cage channel (5), at least two first through holes are formed in the main beam (1), and at least two second through holes are formed in the auxiliary longitudinal beams (2); and the fixing frame is also provided with a perforated bolt (4) which is inserted and fixed in the first through hole and the second through hole, and the perforated bolt (4) is inserted into the fixing frame through a pin shaft to support the reinforcement cage.
2. The heavy pile foundation reinforcement cage positioning device of claim 1, wherein: two first through holes are formed in the main cross beam (1), and two second through holes are formed in the auxiliary longitudinal beam (2).
3. The heavy pile foundation reinforcement cage positioning device of claim 1, wherein: the top surfaces of the perforating bolts (4) on the main cross beam (1) and the auxiliary longitudinal beam (2) are controlled on the same horizontal plane.
4. The heavy pile foundation reinforcement cage positioning device of claim 1, wherein: the main cross beam (1) and the auxiliary longitudinal beam (2) are formed by welding I25a I-steel.
5. The heavy pile foundation reinforcement cage positioning device of claim 1, wherein: each perforated bolt (4) is formed by butt welding two No. 8 channel steel.
6. A heavy pile foundation reinforcement cage positioning device according to any one of claims 1-3, characterized in that: the length of the main cross beam (1) is longer than that of the auxiliary longitudinal beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321008403.1U CN219653713U (en) | 2023-04-27 | 2023-04-27 | Heavy pile foundation steel reinforcement cage positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321008403.1U CN219653713U (en) | 2023-04-27 | 2023-04-27 | Heavy pile foundation steel reinforcement cage positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219653713U true CN219653713U (en) | 2023-09-08 |
Family
ID=87878938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321008403.1U Active CN219653713U (en) | 2023-04-27 | 2023-04-27 | Heavy pile foundation steel reinforcement cage positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219653713U (en) |
-
2023
- 2023-04-27 CN CN202321008403.1U patent/CN219653713U/en active Active
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