CN220746912U - Pile foundation reinforcement cage installation auxiliary derrick - Google Patents
Pile foundation reinforcement cage installation auxiliary derrick Download PDFInfo
- Publication number
- CN220746912U CN220746912U CN202322007130.5U CN202322007130U CN220746912U CN 220746912 U CN220746912 U CN 220746912U CN 202322007130 U CN202322007130 U CN 202322007130U CN 220746912 U CN220746912 U CN 220746912U
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- reinforcement cage
- base
- main
- limiting rod
- pile foundation
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 62
- 238000009434 installation Methods 0.000 title claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 25
- 230000008093 supporting effect Effects 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 45
- 239000010959 steel Substances 0.000 claims description 45
- 210000001015 abdomen Anatomy 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 5
- 239000004567 concrete Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011900 installation 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
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to an auxiliary derrick for installing a pile foundation reinforcement cage, which comprises a base, an inner reinforcing beam, a main sliding sleeve, a secondary sliding sleeve, a main limiting rod and a secondary limiting rod, wherein the base is provided with a lower end; the base is of a square structure, the inner reinforcing beams are arranged in four corners of the square base, triangular supporting structures are formed in the four corners of the base, the main sliding sleeves are correspondingly arranged on the four corners of the base and the corresponding inner reinforcing beams, and the main limiting sleeves are sleeved in the main sliding sleeves in a sliding manner and can slide along the main sliding sleeves; the secondary sliding sleeve is fixed in the middle of each side of the base, and the secondary limiting rod is sleeved in the secondary sliding sleeve in a sliding manner. The utility model has smart structure and convenient and safe use, ensures that the reinforcing hoops of the reinforcement cage are uniformly stressed by fixing and limiting from eight directions, not only facilitates the installation of the reinforcement cage of the pile foundation, and the nondestructive operation of the reinforcement cage and the safety of operators are ensured, the welding quality of the joint is ensured, and the smoothness between the bolt and the bolt hole is ensured.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to an auxiliary derrick for installing a pile foundation reinforcement cage.
Background
In the construction process of the concrete filling pile, the installation quality of the reinforcement cage joint is strictly controlled in the reinforcement cage placing process. Binding reinforced concrete cushion blocks on the main reinforcement and the stirrups before the reinforcement cage is lowered to ensure the thickness of the reinforcement cage protective layer, and slowing down to prevent collision with the hole wall during the lowering.
When concrete is poured, the force born by the steel reinforcement cage is the resultant force of floating friction generated by the slurry and the concrete mixture when the slurry and the concrete mixture move upwards, friction of lower embedded concrete, self weight of the steel reinforcement cage and pressure generated by the steel reinforcement cage fixing on the steel reinforcement cage, if the floating force exceeds the downward acting force, the steel reinforcement cage floats upwards, and the construction quality of the bored pile (punching) is directly influenced; therefore, in the construction process of the reinforcement cage, the reinforcement cage needs to be supported and stabilized.
The method aims at the site installation of the large-diameter and deep-hole bored pile reinforcement cage, and the single steel pipe or the single channel steel is adopted for limiting and fixing in the pile foundation reinforcement cage installation process, so that the first stiffening hoop of the reinforcement cage is easily damaged by concentrated stress, or the stiffening hoop falls off to cause the reinforcement cage to fall into the hole, and a large potential safety hazard exists. Based on this, it is necessary to study an auxiliary derrick for installing pile foundation reinforcement cages.
Disclosure of Invention
In view of the above, the utility model aims to provide an auxiliary derrick for installing a pile foundation reinforcement cage, which effectively solves the problems that the existing limit and fixed structure of the pile foundation reinforcement cage is easy to cause concentrated stress damage to the first stiffening hoop of the reinforcement cage or the stiffening hoop falls into a hole of the reinforcement cage due to falling of the stiffening hoop, and has larger potential safety hazard.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: an auxiliary derrick for installing a pile foundation reinforcement cage comprises a base, an inner reinforcing beam, a main sliding sleeve, a secondary sliding sleeve, a main limiting rod and a secondary limiting rod; the base is of a square structure, the inner reinforcing beams are arranged in four corners of the square base, triangular supporting structures are formed in the four corners of the base, the main sliding sleeves are correspondingly arranged on the four corners of the base and the corresponding inner reinforcing beams, and the main limiting rods are sleeved in the main sliding sleeves in a sliding manner and can slide along the main sliding sleeves; the secondary sliding sleeve is fixed in the middle of each side of the base, and the secondary limiting rod is sleeved in the secondary sliding sleeve in a sliding manner.
Further, the base comprises four I-shaped steel beams which are assembled and combined together, and a square structure is formed in the combination.
Furthermore, the inner reinforcing beam is of an I-steel structure, splicing heads are arranged at two ends of the inner reinforcing beam, and the splicing heads are inserted into the abdomen of the I-steel in an adaptive mode and are fixed in the I-steel beam.
Further, the inner reinforcing beams are arranged at four corners of the square base, and the supporting structure is in the shape of a right isosceles triangle.
Further, the main limiting rod and the secondary limiting rod point to the inner center point of the square base, and the main limiting rod is longer and thicker than the secondary limiting rod.
Further, the main limiting rod and the secondary limiting rod are of square tube structures, and the main sliding sleeve and the secondary sliding sleeve are of square sleeve structures.
Further, the tail ends of the main limiting rod and the secondary limiting rod are respectively provided with an upward operation handle, the lower part of the operation handles is provided with a limiting block corresponding to the abdomen of the I-steel, and when the operation handles are pushed inwards to the limit position, the limiting blocks can be adapted to enter the abdomen area of the I-steel.
The beneficial effects of the technical scheme are as follows: the utility model provides a derrick, which ensures that reinforcing hoops of a steel reinforcement cage are uniformly stressed by fixing and limiting the derrick from eight directions, thereby not only facilitating the installation of the steel reinforcement cage of a pile foundation, but also ensuring the damage-free and the safety of operators of the steel reinforcement cage.
The structure uses I-steel as raw materials to manufacture an area with square inside, the four corners of the square area are provided with triangular supporting structures, the supporting structures are provided with main limiting structures, namely the main sliding sleeves are arranged on the supporting structures, the main limiting rods are sleeved in the main sliding sleeves and can move inwards, so that four uniformly distributed double-point limiting supporting rods are formed, four secondary limiting rods are arranged in the middle of four sides of the base, each secondary limiting rod is a single-point limiting supporting structure, and support limiting is provided for a reinforcement cage from eight directions.
Structurally, the main limiting rod is far away from the central point, so that the main limiting rod is overlong, double-point support is further provided, the auxiliary limiting rod is shorter, single-point support is provided, the structure is simple, and the support limiting of the reinforcement cage can be met.
The utility model has smart structure and convenient and safe use. During the use process of the tool, the welding quality of the joint should be ensured, and ensure the smoothness between the bolt and the bolt hole.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic diagram of a front view of the present utility model;
FIG. 4 is a schematic view of the usage status structure of the present utility model;
fig. 5 is a schematic view of the structure of the operating handle.
Reference numerals: 1 is a base, 2 is an inner reinforcing beam, 3 is a splice, 4 is a main sliding sleeve, 5 is a main limiting rod, 6 is a secondary sliding sleeve, 7 is a secondary limiting rod, 8 is an isosceles right triangle, 9 is a pile hole construction surface, 10 is a reinforcement cage, 11 is an operation handle, and 12 is a limiting block.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
embodiment 1, this embodiment aims at providing a pile foundation steel reinforcement cage installation auxiliary derrick, and it is mainly used is applied to major diameter, deep hole drilling bored concrete pile steel reinforcement cage field installation, leads to the fact the first stiffening hoop of steel reinforcement cage to concentrate the atress to destroy easily to current pile foundation steel reinforcement cage limit fixed knot structure, perhaps the stiffening hoop drops and causes the steel reinforcement cage to fall into the hole, has great potential safety hazard problem, and this embodiment provides a pile foundation steel reinforcement cage installation auxiliary derrick.
As shown in fig. 1-4, an auxiliary derrick for installing a pile foundation reinforcement cage comprises a base 1, an inner reinforcing beam 2, a main sliding sleeve 4, a secondary sliding sleeve 6, a main limiting rod 5 and a secondary limiting rod 7; in this embodiment, the base 1 is square structure, and during concrete construction, the base 1 includes four I-steel beams, and four I-steel beams are assembled and are put together to form square structure in the inside of combination, its lower part is level, and the middle part has standard square structure, and it specifically can include two long I-steel beams and two short I-steel beams splice and enclose, and the convenience of material is drawn, and the connection is fixed through the welding combination.
In this embodiment, the inner reinforcing beam 2 is disposed in four corners of the square base 1, and forms a triangular supporting structure at the four corners of the base 1, the inner reinforcing beam 2 is in an i-steel structure, two ends of the inner reinforcing beam are provided with splice joints 3, the splice joints 3 are adaptively inserted into the abdomen of the i-steel and fixed in the i-steel beam, the structure of the splice joints is that upper and lower wing plates of the i-steel beam are cut off, web structures of the upper and lower wing plates are reserved, and end regions of the web are cut off, so that a splice joint structure is formed.
The four main frames outside the derrick adopt 50a I-steel with the length of 2500mm, the four corner diagonal braces adopt 50a I-steel with the length of 700mm, the upper bolt is square steel 110X110mm, the length is 700mm, and the bolt hole is a square hole with the length of 150mmx150 mm; according to the size of pile foundation reinforcement cage, can suitably change I-steel and instrument size, but welding quality and atress intensity need satisfy the requirement.
The main sliding sleeve 4 is correspondingly arranged at four corners of the base 1 and on the corresponding inner reinforcing beam 2, and the main limiting rod is sleeved in the main sliding sleeve 4 in a sliding manner and can slide along the main sliding sleeve 4; the secondary sliding sleeve 6 is fixed in the middle of each side of the base 1, the secondary limiting rod 7 is sleeved in the secondary sliding sleeve 6 and can slide in the secondary sliding sleeve 6, the main limiting rod 5 is far away from the center point in structure, so that the main limiting rod 5 is overlong, double-point support is further provided, the secondary limiting rod is shorter, single-point support is provided, the structure is simple, and the support limiting of a reinforcement cage can be met.
In a specific implementation structure, the inner reinforcing beams 2 are arranged at four corners of the square base 1, and the support structure is in the shape of a right isosceles triangle 8; the main gag lever post 5 and the interior central point of square base 1 is all pointed to secondary gag lever post 7, main gag lever post 5 is longer and thick than secondary gag lever post 7, and main gag lever post 5 and secondary gag lever post 7 are square tube structure, main sliding sleeve 4 and secondary sliding sleeve 6 are square sleeve structure, and the end of main gag lever post 5 and secondary gag lever post 7 all is provided with ascending operation handle 11, is provided with the stopper 12 that corresponds with the I-steel belly in the lower part of operation handle, when inwards promoting to extreme position, stopper 12 can adapt to the belly region of getting into the I-steel to improve spacing supporting effect, the steady point when increasing the support improves structure supporting strength.
In this embodiment, the i-steel is used as raw material to make an area with square inside structurally, the four corners of the square area are provided with triangular supporting structures, the supporting structures are provided with main limiting structures, namely the main sliding sleeves are arranged on the supporting structures, the main limiting rods 5 are sleeved in the main sliding sleeves and can move inwards, so that four uniformly distributed double-point limiting supporting rods are formed, meanwhile, four secondary limiting rods 7 are arranged in the middle of four sides of the base 1, each secondary limiting rod 7 is a single-point limiting supporting structure, and support limiting is provided for the reinforcement cage 10 from eight directions.
As shown in fig. 4, when the present embodiment is used, firstly, the pile hole is drilled by using a drilling machine, the periphery of the pile hole is cleaned, then the base 1 is horizontally placed around the pile hole, the circle center of the pile hole is ensured to correspond to the square center, then the reinforcement cage 10 is lifted by using a crane, then the reinforcement cage 10 is lowered into the pile hole, when the reinforcement cage 10 needs to be stably limited, four main limiting rods 5 in eight bolts are firstly ejected and correspond to reinforcing ribs of the reinforcement cage, then four secondary limiting rods 7 are extended, the eight limiting rods are enabled to extend into the reinforcement cage to generate blocking, and the present embodiment fixes and limits the reinforcement cage stiffening hoops from eight directions, so that the reinforcement cage is convenient to install, the nondestructive damage and the safety of operators of the reinforcement cage are ensured, the present embodiment has low manufacturing cost, exquisite construction and convenient and safe use. In the use process of the tool, the welding quality of the joint is ensured, and the smoothness between the bolt and the bolt hole is ensured.
The above-mentioned embodiments of the present utility model do not limit the scope of the present utility model, and the present utility model is basically designed to uniformly stress the reinforcement hoop of the reinforcement cage by fixing and limiting from eight directions. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model as set forth in the appended claims.
Claims (7)
1. The utility model provides an auxiliary derrick of pile foundation steel reinforcement cage installation which characterized in that: the device comprises a base, an inner reinforcing beam, a main sliding sleeve, a secondary sliding sleeve, a main limiting rod and a secondary limiting rod; the base is of a square structure, the inner reinforcing beams are arranged in four corners of the square base, triangular supporting structures are formed in the four corners of the base, the main sliding sleeves are correspondingly arranged on the four corners of the base and the corresponding inner reinforcing beams, and the main limiting rods are sleeved in the main sliding sleeves in a sliding manner and can slide along the main sliding sleeves; the secondary sliding sleeve is fixed in the middle of each side of the base, and the secondary limiting rod is sleeved in the secondary sliding sleeve in a sliding manner.
2. The pile foundation reinforcement cage installation auxiliary derrick of claim 1, wherein: the base comprises four I-shaped steel beams which are assembled and combined together, and a square structure is formed in the combination.
3. The pile foundation reinforcement cage installation auxiliary derrick of claim 2, the method is characterized in that: the inner reinforcing beam is of an I-steel structure, splicing heads are arranged at two ends of the inner reinforcing beam, and the splicing heads are inserted into the abdomen of the I-steel in an adaptive mode and are fixed in the I-steel beam.
4. The pile foundation reinforcement cage installation auxiliary derrick of claim 2, wherein: the inner reinforcing beams are arranged at four corners of the square base, and the supporting structure is in the shape of a right isosceles triangle.
5. The pile foundation reinforcement cage installation auxiliary derrick of claim 2, wherein: the tail ends of the main limiting rod and the secondary limiting rod are respectively provided with an upward operating handle, the lower part of the operating handle is provided with a limiting block corresponding to the abdomen of the I-steel, when the limiting block is pushed inwards to the limit position, the limiting block can be matched into the abdomen area of the I-steel.
6. The pile foundation reinforcement cage installation auxiliary derrick of claim 1, wherein: the main limiting rod and the secondary limiting rod point to the inner center point of the square base, and the main limiting rod is longer and thicker than the secondary limiting rod.
7. The pile foundation reinforcement cage installation auxiliary derrick of any one of claims 1-6, wherein: the main limiting rod and the secondary limiting rod are both square pipe structures, the main sliding sleeve and the secondary sliding sleeve are square sleeve structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322007130.5U CN220746912U (en) | 2023-07-28 | 2023-07-28 | Pile foundation reinforcement cage installation auxiliary derrick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322007130.5U CN220746912U (en) | 2023-07-28 | 2023-07-28 | Pile foundation reinforcement cage installation auxiliary derrick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220746912U true CN220746912U (en) | 2024-04-09 |
Family
ID=90557242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322007130.5U Active CN220746912U (en) | 2023-07-28 | 2023-07-28 | Pile foundation reinforcement cage installation auxiliary derrick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220746912U (en) |
-
2023
- 2023-07-28 CN CN202322007130.5U patent/CN220746912U/en active Active
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