Root-like expandable foundation pile
US-12129622-B2 · Oct 29, 2024 · US
US12553208B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-12553208-B2 |
| Application number | US-202318106955-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 7, 2023 |
| Priority date | Feb 7, 2023 |
| Publication date | Feb 17, 2026 |
| Grant date | Feb 17, 2026 |
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A mechanical foundation component includes a support ring, a plurality of rotary shafts, a plurality of blades, a plurality of blade gears, a gear ring, a cylindrical housing, and a control rod with a drive gear; the control rod can control the blade fold inside or unfold outside the mechanical foundation component. Several mechanical foundation components form a root-like mechanical foundation. The corresponding control rods control the gears of different mechanical foundation components. The blades can be expanded after the foundation is punched into the ground.
Opening claim text (preview).
What is claimed is: 1 . A mechanical foundation component comprising: a support ring; a plurality of rotary shafts, each rotary shaft is rotatably positioned on surface of the support ring; a plurality of blades, each blade is mounted on each rotary shaft and rotates with the rotary shaft; a plurality of blade gears, each blade gear is fixed to each rotary shaft and rotates with each rotary shaft and each blade; a gear ring engaging with all the blade gears and driving the blade gears to rotate at same angular velocity, wherein the gear ring is coaxial to the supporting ring; a cylindrical housing having a top wall, an inner cylinder extending downward from the top wall, and an outer wall extending down along circumference of the top wall, wherein the inner cylinder is securely connected to the support ring, and the outer wall covers the blade gears and the gear ring; and a control rod with a drive gear, wherein the drive gear engages with one of the blade gears, and axis of the control rod is parallel to axis of the support ring. 2 . The mechanical foundation component of claim 1 , wherein each blade has a mounting end mounted on each rotary shaft, and a cutting end is driven to rotate toward inside or outside the mechanical foundation component. 3 . The mechanical foundation component of claim 1 , wherein edges of the blades are chamfered. 4 . The mechanical foundation component of claim 1 , wherein surface of the blades is bumping. 5 . The mechanical foundation component of claim 1 , wherein bottom surface of the top wall is provided with a plurality of blind holes to accommodate rotary shafts. 6 . The mechanical foundation component of claim 1 , wherein each blade gear extends upward in direction of the axis of each blade gear to form a blade gear shaft. 7 . The mechanical foundation component of claim 6 , wherein bottom surface of the top wall is provided with a plurality of blind holes to accommodate blade gear shafts. 8 . The mechanical foundation component of claim 1 , wherein the top wall has a first through hole to accommodate the control rod. 9 . The mechanical foundation component of claim 8 , wherein the support ring has a second through hole to accommodate the control rod. 10 . The mechanical foundation component of claim 1 , wherein the rotary shafts are distributed in equal radians along circumference of the support ring. 11 . A mechanical foundation comprising: a top mechanical foundation component of claim 1 ; and, a bottom mechanical foundation component of claim 1 ; wherein, support ring of the top mechanical foundation component is mounted on cylindrical housing of the bottom mechanical foundation component. 12 . The mechanical foundation of claim 11 , wherein control rod corresponding to each mechanical foundation component is distributed in equal radians along circumference of the mechanical foundation. 13 . The mechanical foundation of claim 12 , wherein each top wall of each cylindrical housing has first through holes to accommodate each control rod. 14 . The mechanical foundation of claim 13 , wherein the support ring of the top mechanical foundation component and the support ring of the bottom mechanical foundation component each have second through holes to accommodate each control rod. 15 . The mechanical foundation of claim 12 , wherein at least one mechanical foundation component of claim 1 is set up between the top mechanical foundation component and the bottom mechanical foundation component along vertical direction. 16 . The mechanical foundation of claim 15 , wherein support ring of the mechanical foundation component located relatively upper is mounted on cylindrical housing of immediately lower mechanical foundation component. 17 . A method of using a mechanical foundation comprising: a. providing a mechanical foundation of claim 11 , b. punching the mechanical foundation into ground; and, c. driving the blades of each mechanical foundation component to extend outward from inside of the mechanical foundation. 18 . The method of claim 17 , wherein when driving blades of same mechanical foundation component, each blade turns at same angle synchronously. 19 . The method of claim 17 , wherein blades of different mechanical foundation components rotate synchronously or asynchronously. 20 . The method of claim 17 , wherein blades of different mechanical foundation components extend outward at same or different angle.
Anchored foundations · CPC title
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