CN219710278U - Device for controlling thickness of protective layer of rotary-digging bored concrete pile reinforcement cage - Google Patents
Device for controlling thickness of protective layer of rotary-digging bored concrete pile reinforcement cage Download PDFInfo
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- CN219710278U CN219710278U CN202321364195.9U CN202321364195U CN219710278U CN 219710278 U CN219710278 U CN 219710278U CN 202321364195 U CN202321364195 U CN 202321364195U CN 219710278 U CN219710278 U CN 219710278U
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- reinforcement cage
- cushion block
- protective layer
- main body
- rotary
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 78
- 239000011241 protective layer Substances 0.000 title claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 239000010410 layer Substances 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Abstract
The utility model relates to a device for controlling the thickness of a protective layer of a rotary-excavated bored concrete pile reinforcement cage, which comprises a cushion block main body fixedly arranged on a reinforcement cage main rib, wherein the cushion block main body is of a trapezoid structure, the width of the end face of the cushion block main body, which is far away from the first end face of the reinforcement cage main rib, is smaller than that of the end face of the second end face, which is close to the reinforcement cage main rib, of the cushion block main body, the side face of the cushion block main body is of a hollowed-out structure, a triangular truss is fixedly arranged on the first end face of the cushion block main body, elastic buckles are symmetrically and fixedly arranged on the second end face of the cushion block main body up and down, the material cost is reduced, the holding force of the device for controlling the thickness of the rotary-excavated bored pile reinforcement cage protective layer and concrete is improved, and the integral rigidity and the strength of the device for controlling the thickness of the rotary-excavated bored pile reinforcement cage protective layer are improved by adopting the structure of the cushion block main body, and the triangular truss and the elastic buckle are combined, and the device is not easy to displace in the pouring process is ensured.
Description
Technical Field
The utility model belongs to the technical field of building construction, and particularly relates to a device for controlling the thickness of a protective layer of a rotary-digging cast-in-place pile reinforcement cage.
Background
In the construction process of the rotary-digging cast-in-place pile, a reinforcement cage is required to be manufactured on site, and then the manufactured reinforcement cage is hoisted, so that deviation is easy to generate in the hoisting process due to the large dead weight of the reinforcement cage, and the reinforcement cage of the rotary-digging cast-in-place pile is deviated; meanwhile, in the process of pouring the rotary-digging cast-in-place pile, the reinforcement cage cannot be effectively fixed, in the process of pouring, the reinforcement cage is easy to loosen and shift, the thickness of a protective layer of the final reinforcement cage cannot be ensured, shrinkage holes are easy to generate, the thickness of the reinforcement protective layer is reduced, and the design requirements are not met.
201621233961.8 discloses a reinforcement cage protective layer device, and aims to provide a reinforcement cage protective layer device for ensuring that a reinforcement cage is not deflected vertically. The technical scheme is that the reinforcement cage protection layer device consists of a plurality of protection layers, wherein two protection layer clamping heads which are symmetrically distributed up and down are arranged at the front end of a protection layer main body of the protection layer, and protection layer overflow holes which are symmetrically distributed up and down are arranged in the protection layer main body of the protection layer; the front end of the protective layer clamping head is provided with an opening-shaped protective layer clamping buckle, and the protective layer clamping buckle is fixed on the main reinforcement of the reinforcement cage through the protective layer clamping buckle. The defects are that: the protection layer is fixed on the main reinforcement of the reinforcement cage only through the buckle, and the protection layer is easy to loosen and shift, so that the requirement of the construction drawing design on the thickness of the protection layer of the reinforcement cage cannot be met.
Disclosure of Invention
The utility model aims to provide a device for controlling the thickness of a protective layer of a rotary-excavated bored concrete pile reinforcement cage, which is difficult to loosen and shift, and the device is simple to manufacture, convenient to operate, capable of effectively positioning the reinforcement cage, ensuring that the rotary-excavated bored concrete pile reinforcement cage is not deviated in hoisting, and ensuring that the thickness of the protective layer meets design requirements.
The technical scheme of the utility model is that the device for controlling the thickness of the protective layer of the rotary-digging bored concrete pile reinforcement cage comprises a cushion block main body fixedly arranged on a reinforcement cage main reinforcement, wherein the cushion block main body is of a trapezoid structure, the width of the end face of the cushion block main body, which is far away from the first end face of the main reinforcement, is smaller than that of the end face, which is close to the second end face of the main reinforcement, and the side face of the cushion block main body is of a hollowed-out structure.
As preferable: the end face of the first end face of the cushion block main body is fixedly provided with a triangular truss.
As preferable: elastic buckles are symmetrically and fixedly arranged on the second end face of the cushion block main body up and down, and the diameter of each elastic buckle is smaller than that of a main rib of the connected reinforcement cage.
As preferable: cushion block bodies are uniformly distributed on the same section of the reinforcement cage, and the number of the cushion block bodies is not less than 4.
As preferable: the layer spacing of the cushion block main body along the length direction of the main reinforcement of the reinforcement cage is 1m.
Compared with the prior art, the utility model has the beneficial effects that:
through adopting trapezoidal and the hollow structure in side, when reducing material cost, promoted control dig bored concrete pile steel reinforcement cage protective layer thickness device soon and the grip of concrete.
Through adopting cushion main part, triangular truss and elasticity buckle to combine the structure, promote the control and dig the whole rigidity and the intensity of bored concrete pile steel reinforcement cage protective layer thickness device soon, guaranteed the device difficult displacement in pouring process.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a second schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic diagram III of the structure of the present utility model;
FIG. 4 is a perspective view of the present utility model after installation;
fig. 5 is a top view of the present utility model after installation.
Description of main reference numerals:
| cushion block body 1 | First end face 11 | Second end face 12 | Side 13 |
| Main reinforcement 2 of reinforcement cage | Triangular truss 3 | Elastic buckle 4 |
Detailed Description
The utility model will be further described in detail below with reference to the accompanying drawings:
the preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model. The directional terms referred to in the present utility model, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., refer only to the directions of the attached drawings. Accordingly, directional terminology is used to describe and understand the utility model and is not limiting of the utility model.
Please refer to fig. 1, a device for controlling the thickness of a protective layer of a rotary-digging bored concrete pile reinforcement cage, which comprises a cushion block main body 1, wherein the cushion block main body 1 is of a trapezoid structure, the width of the end face of a first end face 11 of the cushion block main body 1, which is far away from a reinforcement cage main rib 2, is smaller than the width of the end face of a second end face 12, which is close to the reinforcement cage main rib 2, four side faces 13 of the cushion block main body 1 are of hollow structures, the cushion block main body adopts a trapezoid design, the stability and the stress intensity of the cushion block main body can be increased, and the cushion block main body is not easy to deform and is easy to hang to form a protective layer. The four side surfaces are designed into hollow structures, so that the bond strength between the cushion block main body and the concrete can be increased in the pouring process.
Referring to fig. 2, further, a triangular truss 3 is welded to the end face of the first end face 11 of the spacer body 1, so that the truss is in a mitsubishi shape, the rigidity and strength of the device for controlling the thickness of the protective layer of the rotary-digging cast-in-place pile reinforcement cage are improved, and the device is not easy to displace.
Referring to fig. 3, further, an elastic buckle 4 is symmetrically welded on the second end face 12 of the spacer body 1, the elastic buckle 4 is made of a high-elasticity stainless steel sheet, and the diameter of the elastic buckle 4 is smaller than that of the main rib 2 of the connected reinforcement cage, so that the buckle is more favorable for holding the reinforcement tightly and preventing loose falling.
Referring to fig. 4-5, 4 cushion block bodies 1,4 cushion blocks are symmetrically distributed on the same cross section of the reinforcement cage, so as to further improve the stability of the device for transversely protecting the fixed connection of the reinforcement cage. The 4 spacer bodies 1 form a device for controlling the thickness of the protective layer of the rotary-excavated bored concrete pile cage, and the device is fixedly provided with a layer at intervals of 1m along the length direction of the cage main bars 2.
The concrete processing and manufacturing method of the device for controlling the thickness of the protective layer of the rotary-digging cast-in-place pile reinforcement cage comprises the following steps:
the method comprises the steps that steel plates are adopted as raw materials, and a bottom plate and a side plate of a cushion block main body 1 are machined according to the size requirement of drawing design, wherein the bottom plate is formed by bending a rectangular steel plate by an angle of 45 degrees, a first end face 11 and a second end face 12 are formed, and the side plate is formed by a trapezoid steel plate and is of a hollowed-out structure;
secondly, after the bottom plate and the side plates are machined, welding the two components of the bottom plate and the side plates to form a cushion block main body 1;
thirdly, four screw steels are welded to form a triangular steel bar truss 3, and the triangular steel bar truss 3 is welded on the first end face 11 of the cushion block main body 1, so that the rigidity and the strength of the device are improved and the device is not easy to displace due to the triangular pyramid shape of the steel bar truss;
the method comprises the steps of taking a high-elasticity stainless steel sheet as a raw material, processing the steel sheet into two semicircular arcs, wherein the two semicircular arcs are in a group, welding the two semicircular arcs on a second end face 12 of a cushion block main body 1 according to the diameter of a steel reinforcement cage main rib 2 to form an elastic buckle 4, and the diameter of the elastic buckle 4 is smaller than that of the connected steel reinforcement cage main rib 2;
and the elastic buckles 4 are respectively welded at the upper and lower symmetrical positions of the second end face 12 of the cushion block main body 1, so that the device is more favorable for holding the reinforcing steel bars, and the device is not loose and falls off and is not easy to displace.
And (3) processing according to the steps, and welding and fixing the cushion block main body 1, the triangular truss 3 and the elastic buckle 4, thereby manufacturing the device for controlling the thickness of the protective layer of the rotary-digging cast-in-place pile reinforcement cage.
The installation method for the device for controlling the thickness of the protective layer of the rotary-digging cast-in-place pile reinforcement cage comprises the following steps:
the method comprises the steps that a cushion block main body 1 is fixed on a reinforcement cage main rib 2 through an elastic buckle 4, 4 cushion blocks are fixed along the same cross section of the reinforcement cage, and the 4 cushion blocks are symmetrically distributed to form a device for controlling the thickness of a protection layer of the rotary-digging filling pile reinforcement cage so as to further improve the stability of the device for transversely protecting the fixation connection of the reinforcement cage;
and a device for controlling the thickness of the protective layer of the rotary-digging bored pile reinforcement cage is arranged every 1m along the length direction of the reinforcement cage main reinforcement 2.
The second end face 12 of the cushion block main body 1 is not welded with the cushion block of the elastic buckle 4, and can also be directly welded on the main reinforcement 2 of the reinforcement cage. The same section of the reinforcement cage can be welded with 4 or more cushion blocks which are symmetrically distributed.
And installing a device for controlling the thickness of the protective layer of the rotary-digging cast-in-place pile reinforcement cage on the reinforcement cage according to the steps, and then carrying out reinforcement cage hoisting and pouring.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (5)
1. The utility model provides a device of control dig bored concrete pile steel reinforcement cage protective layer thickness soon, a serial communication port, including setting firmly the cushion main part on the main muscle of steel reinforcement cage, the cushion main part is trapezoidal structure, and the first terminal surface that the main muscle of steel reinforcement cage was kept away from to the cushion main part, and the terminal surface width is less than the terminal surface width that is close to the second terminal surface of main muscle of steel reinforcement cage, and the side of cushion main part is hollow out construction.
2. The apparatus for controlling the thickness of a protective layer of a rotary bored concrete pile reinforcement cage according to claim 1, wherein the first end face of the main body of the spacer is fixedly provided with a triangular truss.
3. The device for controlling the thickness of a protective layer of a rotary-excavated bored concrete pile reinforcement cage according to claim 2, wherein the second end face of the main body of the cushion block is provided with elastic clamping buckles symmetrically up and down, and the diameter of the elastic clamping buckles is smaller than that of a main reinforcement of the connected reinforcement cage.
4. A device for controlling the thickness of a protective layer of a rotary-excavated bored concrete pile reinforcement cage according to any one of claims 1 to 3, wherein the same cross section of the reinforcement cage is uniformly provided with cushion block bodies, and the number of the cushion block bodies is not less than 4.
5. The apparatus for controlling the thickness of a protective layer of a rotary-excavated bored concrete pile cage according to claim 4, wherein the spacer body has a layer spacing of 1m along the length of the cage bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364195.9U CN219710278U (en) | 2023-05-31 | 2023-05-31 | Device for controlling thickness of protective layer of rotary-digging bored concrete pile reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364195.9U CN219710278U (en) | 2023-05-31 | 2023-05-31 | Device for controlling thickness of protective layer of rotary-digging bored concrete pile reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219710278U true CN219710278U (en) | 2023-09-19 |
Family
ID=87983524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321364195.9U Active CN219710278U (en) | 2023-05-31 | 2023-05-31 | Device for controlling thickness of protective layer of rotary-digging bored concrete pile reinforcement cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219710278U (en) |
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2023
- 2023-05-31 CN CN202321364195.9U patent/CN219710278U/en active Active
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