Cast-in-place pile structure with high stability
By introducing support components, stabilizing components and connecting rods into the cast pile structure and fixing them with the steel bars through the outer and inner rings, the problem of low stability under lateral force is solved, and higher stability and strength are achieved.
Patent Information
- Application Number
- CN202420666252.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-02
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-04-02
AI Technical Summary
Existing cast piles have low stability when facing lateral force and are prone to tilt.
By introducing support components, stabilizing components and connecting rods into the cast pile structure, the support components and stabilizing components are fixed to the steel bars through the outer ring and the inner ring. The connecting rods connect the support components and the stabilizing components to form a more stable overall structure.
The stability of the cast-injected pile is improved, especially when facing horizontal forces, which enhances the overall strength and firmness of the pile body.
Smart Images
Figure CN222594795U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cast-in-place piles, in particular to a cast-in-place pile structure with high stability. Background Art
[0002] Cast-in-place piles are a common form of deep foundation, widely used in engineering fields such as buildings, bridges, ports, etc. It is mainly formed by drilling or digging holes in the ground to form pile holes of a certain diameter and depth, and then pouring concrete or other materials into the holes to finally form a solid foundation.
[0003] Before pouring, the existing bored piles need to insert steel bars composed of steel bars into the dug holes, and then pour the concrete. The existing steel bar frame and the bored piles after pouring are generally cylindrical. This structure has low stability when facing lateral forces, causing the bored piles to topple under large lateral forces when in use. Utility Model Content
[0004] 1. Technical issues to be resolved
[0005] In view of the problems existing in the prior art, the utility model provides a cast-in-place pile structure with high stability.
[0006] (II) Technical solution
[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: a cast-in-place pile structure with high stability, comprising a steel bar and an auxiliary cylinder, a support assembly and a stabilizing assembly are arranged on the outside of the steel bar, and a connecting rod is arranged between the support assembly and the stabilizing assembly;
[0008] The support assembly comprises a first outer ring, wherein a first outer through hole is provided inside the first outer ring, and the steel bars are inserted into the first outer through holes corresponding to the upper and lower holes;
[0009] The stabilizing component comprises a second outer ring, a second outer through hole is provided inside the second outer ring, the steel bars are inserted into the second outer through holes corresponding to the upper and lower parts, and a connecting rod is fixedly installed between the first outer ring and the second outer ring.
[0010] As a preferred solution of the cast-in-place pile structure with high stability described in the utility model, the connecting rod is fixedly installed between the lowest first outer ring and the highest second outer ring.
[0011] By adopting the above technical solution, the supporting assembly and the stabilizing assembly are connected together through the connecting rod.
[0012] As a preferred solution of the highly stable cast-in-place pile structure described in the utility model, the support assembly further includes a first inner ring, which is located on the inner side of the first outer ring, a first cross bar is fixedly installed between the first outer ring and the first inner ring, a first inner through hole is opened inside the first inner ring, and steel bars are inserted between the upper and lower corresponding first inner through holes.
[0013] By adopting the above technical solution, the stability of the support assembly is improved by the steel bars on the first inner ring.
[0014] As a preferred solution of the highly stable cast-in-place pile structure described in the utility model, the stabilizing component further includes a second inner ring, a second cross bar is fixedly installed between the second outer ring and the second inner ring, a second inner through hole is opened inside the second inner ring, and steel bars are inserted into the interiors corresponding to the second inner through holes above and below.
[0015] By adopting the above technical solution, the stability of the stabilizing component is improved by the steel bars on the second inner ring.
[0016] As a preferred solution of the cast-in-place pile structure with high stability described in the utility model, wherein the second outer ring is located below the first outer ring, and the diameter of the second outer ring is greater than the diameter of the first outer ring.
[0017] By adopting the above technical solution, the larger second outer ring can ensure that the volume mass at the bottom is reached after the overall pouring, thereby ensuring overall stability.
[0018] As a preferred solution of the cast-in-place pile structure with high stability of the utility model, the auxiliary tube is located outside the plurality of first outer rings, and the bottom of the auxiliary tube is aligned with the lowest first outer ring.
[0019] By adopting the above technical solution, the auxiliary cylinder can assist in pouring the upper support assembly.
[0020] (III) Beneficial effects
[0021] The utility model provides a cast-in-place pile structure with high stability. It has the following beneficial effects:
[0022] 1. The auxiliary tube is put on the outside of the supporting component, and the gap between the auxiliary tube and the hole is filled with soil. After the filling is completed, cement is poured into the supporting component inside the auxiliary tube. After the poured concrete solidifies, a complete pile body can be formed. The pile body consists of a larger lower pile at the bottom and upper piles with smaller diameters at the top and bottom. The larger lower pile ensures that it can be more stable when facing horizontal forces, thereby achieving a good stability effect of the cast-in-place pile.
[0023] 2. The steel bars are fixed by outer rings and inner rings in the upper and lower parts of the bored pile. After fixation, the concrete is fixed by two layers of steel bars inside the bored piles on both sides, which can greatly improve the firmness of the concrete, thereby improving the strength of the bored pile itself and ensuring stability during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0026] Figure 2 It is a structural schematic diagram of the support assembly of the utility model.
[0027] Figure 3 It is a schematic diagram of the structure of the support component and the stabilizing component of the utility model.
[0028] Figure 4 It is a schematic diagram of the structure of the connecting rod connection of the utility model.
[0029] Figure 5 It is a schematic diagram of the overall structure of the auxiliary cylinder of the utility model.
[0030] In the figure, 1. steel bar; 2. support assembly; 21. first outer ring; 22. first inner ring; 23. first cross bar; 24. first outer through hole; 25. first inner through hole; 3. connecting rod; 4. stabilizing assembly; 41. second outer ring; 42. second inner ring; 43. second cross bar; 44. second outer through hole; 45. second inner through hole; 5. auxiliary tube. DETAILED DESCRIPTION
[0031] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.
[0032] Example 1
[0033] Reference Figure 1-Figure 5 , which is the first embodiment of the utility model, and provides a cast-in-place pile structure with high stability, including a steel bar 1 and an auxiliary tube 5, a support assembly 2 and a stabilizing assembly 4 are arranged on the outside of the steel bar 1, and a connecting rod 3 is arranged between the support assembly 2 and the stabilizing assembly 4;
[0034] The support assembly 2 includes a first outer ring 21, and a first outer through hole 24 is formed inside the first outer ring 21. The steel bars 1 are inserted into the first outer through holes 24 corresponding to the upper and lower parts.
[0035] The stabilizing assembly 4 includes a second outer ring 41 , a second outer through hole 44 is formed inside the second outer ring 41 , the steel bars 1 are inserted into the corresponding second outer through holes 44 , and a connecting rod 3 is fixedly installed between the first outer ring 21 and the second outer ring 41 .
[0036] It should be noted that the inner and outer materials of the outer ring are the same as the steel bar material.
[0037] In an optional embodiment: the connecting rod 3 is fixedly installed between the lowermost first outer ring 21 and the uppermost second outer ring 41 .
[0038] It should be noted that, by connecting the upper first outer ring 21 and the lower second outer ring 41 via the connecting rod 3 , the upper support assembly 2 and the lower stabilizing assembly 4 can be combined together to form a whole.
[0039] In an optional embodiment: the support assembly 2 also includes a first inner ring 22, the first inner ring 22 is located on the inner side of the first outer ring 21, a first cross bar 23 is fixedly installed between the first outer ring 21 and the first inner ring 22, a first inner through hole 25 is opened inside the first inner ring 22, and a steel bar 1 is inserted between the upper and lower corresponding first inner through holes 25.
[0040] It should be noted that by connecting the first outer ring 21 and the first inner ring 22 together and inserting vertical steel bars 1 inside the first outer ring 21 and the first inner ring 22, after the overall pouring, the multiple steel bars 1 inside can better improve the stability of the upper pile body after pouring.
[0041] In an optional embodiment: the stabilizing component 4 also includes a second inner ring 42, a second cross bar 43 is fixedly installed between the second outer ring 41 and the second inner ring 42, a second inner through hole 45 is opened inside the second inner ring 42, and a steel bar 1 is inserted into the second inner through hole 45 corresponding to the upper and lower parts.
[0042] It should be noted that by connecting the second outer ring 41 and the second inner ring 42 together and inserting vertical steel bars 1 inside the second outer ring 41 and the second inner ring 42, after the overall pouring, the multiple steel bars 1 inside can better improve the stability of the pile body below after pouring.
[0043] In an optional embodiment, the second outer ring 41 is located below the first outer ring 21 , and the diameter of the second outer ring 41 is greater than the diameter of the first outer ring 21 .
[0044] It should be noted that after pouring, the angle of the lower pile diameter is smaller than that of the upper pile, which ensures that the overall state is more stable when supporting.
[0045] In an optional embodiment, the auxiliary tube 5 is located outside the plurality of first outer rings 21 , and the bottom of the auxiliary tube 5 is aligned with the lowest first outer ring 21 .
[0046] It should be noted that, when the support assembly 2 is cast, the auxiliary tube 5 is sleeved on the outside of the support assembly 2 .
[0047] Working principle: When in use, first dig a cylindrical hole slightly larger than the second outer ring 41 under the ground, and place the entire device inside the hole. The connection method between the steel bar 1 and the corresponding outer ring and inner ring is the same as the connection method between the existing steel bars 1, and fine iron wire is wound between the crossed steel bars 1 and the inner and outer rings. After placement, pour concrete into the hole until the stabilizing component 4 is completely covered. After the coverage is completed and the concrete solidifies, the auxiliary tube 5 is placed on the outside of the supporting component 2, and the gap between the auxiliary tube 5 and the hole is filled with soil. After the filling is completed, the supporting component 2 inside the auxiliary tube 5 is poured into the hole. The support component 2 is poured with cement, and a complete pile body can be formed after the poured concrete solidifies. The pile body consists of a larger lower pile and upper piles with smaller diameters at the top and bottom. The larger lower pile ensures that it can be more stable when facing horizontal forces, thereby achieving a good stability effect of the bored pile, and the upper and lower parts of the bored pile are fixed to the steel bars 1 by an outer ring and an inner ring. After fixation, the interior of the bored piles on both sides of the upper and lower sides are fixed to the concrete by two layers of steel bars 1, which can greatly improve the firmness of the concrete, thereby improving the strength of the bored pile itself, and then ensuring stability during use.
[0048] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.
Claims
1. A cast-in-place pile structure with high stability, comprising a steel bar and an auxiliary tube, characterized in that: A support component and a stabilizing component are arranged on the outer side of the steel bar, and a connecting rod is arranged between the support component and the stabilizing component; The support assembly comprises a first outer ring, the interior of the first outer ring is provided with a first outer through hole, and the steel bars are inserted into the first outer through holes corresponding to the upper and lower holes; The stabilizing component comprises a second outer ring, a second outer through hole is provided inside the second outer ring, the steel bars are inserted into the second outer through holes corresponding to the upper and lower parts, and a connecting rod is fixedly installed between the first outer ring and the second outer ring.
2. A cast-in-place pile structure with high stability according to claim 1, characterized in that: The connecting rod is fixedly installed between the lowermost first outer ring and the uppermost second outer ring.
3. A cast-in-place pile structure with high stability according to claim 1, characterized in that: The support assembly also includes a first inner ring, which is located on the inner side of the first outer ring. A first cross bar is fixedly installed between the first outer ring and the first inner ring. A first inner through hole is opened inside the first inner ring, and steel bars are inserted between the upper and lower corresponding first inner through holes.
4. A cast-in-place pile structure with high stability according to claim 1, characterized in that: The stabilizing component also includes a second inner ring, a second cross bar is fixedly installed between the second outer ring and the second inner ring, a second inner through hole is opened inside the second inner ring, and steel bars are inserted into the second inner through hole corresponding to the upper and lower parts.
5. A cast-in-place pile structure with high stability according to claim 1, characterized in that: The second outer ring is located below the first outer ring, and a diameter of the second outer ring is greater than a diameter of the first outer ring.
6. A cast-in-place pile structure with high stability according to claim 1, characterized in that: The auxiliary tube is located outside the plurality of first outer rings, and the bottom of the auxiliary tube is aligned with the lowest first outer ring.