CN206418490U - A kind of high civil construction stake of firm performance - Google Patents

Abstract

The utility model relates to the technical field of construction, in particular to a civil construction pile with high stability, which includes an outer pile and an inner pile erected at the center of the outer pile, the inner pile is connected with the outer pile, and the inner pile A plurality of fan blades are arranged on the outer wall of the outer pile, and a horizontal reinforcement pin is provided corresponding to each fan blade on the outer pile. The reinforcement pin is movably inserted on the outer pile, and an arc-shaped A through slot, the reinforcing pin is provided with a vertical connecting piece, and the connecting piece is clamped in the through slot. The utility model uses a pile driver to drive the outer pile into the soil layer, and quickly drills into the soil layer through the pile tip. When the outer pile is drilled into the soil layer, the inner pile is rotated to make the reinforcement pin penetrate into the soil layer horizontally, so as to realize the lateral grasping. The stability of the entire civil construction pile is improved through multiple reinforcement pins drilled horizontally into the soil layer, and the reverse rotation can also make the reinforcement pin retract into the outer pile again, so the outer pile can be pulled out and reused.

Description

A civil construction pile with high stability

technical field

The utility model relates to the technical field of construction, in particular to a civil construction pile with high stability.

Background technique

With the continuous development of social economy, the construction industry has also developed rapidly; at present, when building buildings on construction sites, piles need to be driven on the land; however, the existing construction piles are basically cylindrical bodies made of steel wire and concrete, which are not stable enough . For high-rise buildings, strong construction piles are very important.

Utility model content

The purpose of the utility model is to provide a civil construction pile with high stability for the deficiencies of the prior art.

In order to solve the above problems, the utility model provides the following technical solutions:

A civil construction pile with high stability, comprising an outer pile and an inner pile erected at the center of the outer pile, the inner pile is connected with the outer pile, and the outer wall of the inner pile is evenly distributed along the axial direction. A plurality of fan blade assemblies, each fan blade assembly includes a plurality of fan blades evenly distributed along the circumferential direction of the inner pile, and a horizontal reinforcement pin is arranged on the outer pile corresponding to each fan blade, and the reinforcement pin is movable Inserted on the outer pile, the fan blade is provided with an arc-shaped through groove, and the reinforcing pin is provided with a vertical connecting piece, and the connecting piece is clamped in the through groove; the inner pile is rotated in the working state to thereby The through groove on the fan blade pushes the connecting piece, so that the reinforcing pin protrudes outward; correspondingly, the inner pile is reversely rotated so that the through groove on the fan blade pulls the connecting piece, and then the reinforcing pin retracts into the outer pile.

Further, the outer pile includes a cylindrical pile body and a pile tip arranged under the pile body, a cylindrical accommodation cavity is arranged inside the outer pile, and a positioning shaft is erected on the axis of the outer pile, so that The inner pile sleeve is arranged on the positioning shaft and is transferred and matched with the positioning shaft.

Further, a fastening nut is provided on the top of the positioning shaft, and the rotating fastening nut abuts against the upper end surface of the inner pile.

Further, the upper end surface of the inner pile is higher than the upper end surface of the pile body, a handle is provided on the outer wall of the inner pile, and the handle is located on the top of the inner pile.

Further, the reinforcing pin includes a rectangular pin body, the pin body is arranged horizontally, a guide hole for the pin body to pass through is opened on the outer pile, and a triangular pin point is provided at the end of the pin body.

Further, the connecting piece is a cylindrical welding piece, and the connecting piece is welded and fixed on the tail end of the reinforcement pin.

Further, the connecting piece is a bolt, the tail end of the reinforcement pin is provided with a threaded hole, and the bolt is fixedly connected to the tail end of the reinforcement pin from bottom to top.

Beneficial effects: a civil construction pile with high stability and high performance of the utility model uses a pile driver to drive the outer pile into the soil layer, and quickly drills into the soil layer through the pile tip. After the outer pile is drilled into the soil layer, the inner pile is rotated to make it The reinforcement pins are drilled horizontally into the soil layer to achieve lateral soil grabbing, and the stability of the entire civil construction pile can be improved through multiple reinforcement pins drilled horizontally into the soil layer, and the reverse rotation can also make the reinforcement pins retract into the outer pile again , so the outer pile can be pulled out and reused.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram that the reinforcement pin of the present invention extends into the inside of the outer pile,

Fig. 2 is the top view of the reinforcement pin of the present invention extending into the inside of the outer pile,

Fig. 3 is the three-dimensional structure schematic diagram that the reinforcing pin of the present invention protrudes from the outside of the outer pile,

Fig. 4 is the plan view that the reinforcing pin of the present invention stretches out of the outer pile,

Fig. 5 is a sectional view of the utility model,

Fig. 6 is a schematic diagram of the disassembly and assembly structure of the utility model.

Explanation of reference numerals: outer pile 1, inner pile 2, fan blade 3, through groove 3a, reinforcement pin 4, connecting piece 5, positioning shaft 6, fastening nut 7, handle 8.

detailed description

Below in conjunction with accompanying drawing and embodiment of description, the specific embodiment of the utility model is described in further detail:

According to a civil construction pile with high stability shown in Figures 1 to 6, it includes an outer pile 1 and an inner pile 2 erected at the center of the outer pile 1, the inner pile 2 and the outer pile 1 are transferred and matched, On the outer wall of the inner pile 2, there are three fan blade assemblies evenly distributed along the axial direction thereof, and each fan blade assembly includes three fan blades 3 uniformly distributed along the circumferential direction of the inner pile 2, and the fan blades 3 are welded and fixed on the On the inner pile 2, a horizontal reinforcement pin 4 is provided corresponding to each fan blade 3 on the outer pile 1, and the reinforcement pin 4 is movably inserted on the outer pile 1, and the fan blade 3 is provided with an arc The through-slot 3a of the reinforcing pin 4 is provided with a vertical connecting piece 5, and the connecting piece 5 is clamped in the through-slot 3a; in the working state, the inner pile 2 is rotated so that the through-slot 3a on the fan blade 3 Push the connecting piece 5, so that the reinforcing pin 4 protrudes outward; correspondingly, reversely rotate the inner pile 2 so that the through groove 3a on the fan blade 3 pulls the connecting piece 5, and then makes the reinforcing pin 4 retract into the outer pile 1 .

The outer pile 1 includes a cylindrical pile body and a pile point arranged below the pile body, a cylindrical accommodation cavity is arranged inside the outer pile 1, and a positioning shaft 6 is erected on the axis of the outer pile 1, The inner pile 2 is sleeved on the positioning shaft 6 and is transferred and matched with the positioning shaft 6 .

The utility model drives the outer pile 1 into the soil layer through a pile driver, and quickly drills into the soil layer through the pile tip. When the outer pile 1 is drilled into the soil layer, the inner pile 2 is rotated to make the reinforcement pin 4 penetrate into the soil layer horizontally, thereby Realize lateral soil grabbing, and improve the stability of the entire civil construction pile through a plurality of reinforcing pins 4 drilled laterally into the soil layer. And the reverse rotation can also make the reinforcement pin 4 retract into the outer pile 1 again, so the outer pile 1 can be pulled out and reused.

The top of the positioning shaft 6 is provided with a fastening nut 7. When the inner pile 2 is rotated, the fastening nut 7 is loosened. butt end.

The upper end surface of the inner pile 2 is higher than the upper end surface of the pile body, the outer wall of the inner pile 2 is provided with a handle 8, and the handle 8 is located on the top of the inner pile 2, and the handle 8 is for the convenience of the rotation of the inner pile 2 .

Described reinforcing pin 4 comprises rectangular pin body, and described pin body is arranged horizontally, and offers the guide hole that passes through for pin body on the described outer pile 1, and the end of described pin body is provided with triangular pin point, reduces the pin point with this. Little reinforcing pin 4 laterally drills into the resistance of soil layer.

The connecting piece 5 is a cylindrical welding piece, and the connecting piece 5 is welded and fixed on the tail end of the reinforcing pin 4, and the welding and fixing are more stable.

As the second embodiment of the connector 5 in the utility model: the connector 5 is a bolt, the tail end of the reinforcement pin 4 is provided with a threaded hole, and the bolt is fixedly connected to the reinforcement pin 4 from bottom to top. The tail end of the connecting piece 5 is arranged as a bolt for the convenience of installation and disassembly.

The above is only a preferred embodiment of the present utility model, and does not make any limitation to the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model , all still belong to the scope of the technical solution of the present utility model.

Claims (7)

1. A civil construction pile with high stability performance, characterized in that: it comprises an outer pile (1) and an inner pile (2) arranged at the center of the outer pile (1), the inner pile (2) and the outer pile (1) Transfer fit, the outer wall of the inner pile (2) is evenly distributed along the axial direction with a plurality of fan blade assemblies, and each fan blade assembly includes a plurality of fan blade assemblies evenly distributed along the circumferential direction of the inner pile (2). Fan blades (3), each fan blade (3) is provided with a horizontal reinforcement pin (4) on the outer pile (1), and the reinforcement pin (4) is movably inserted on the outer pile (1) , the fan blade (3) is provided with an arc-shaped through groove (3a), and the reinforcing pin (4) is provided with a vertical connecting piece (5), and the connecting piece (5) is clamped in the through In the slot (3a); in the working state, rotate the inner pile (2) so that the through groove (3a) on the fan blade (3) pushes the connecting piece (5), and then the reinforcement pin (4) protrudes outside the outer pile (1) Correspondingly, reversely rotate the inner pile (2) so that the through groove (3a) on the fan blade (3) pulls the connecting piece (5), and then the reinforcement pin (4) retracts into the inner pile (1). 2. A civil construction pile with high stability according to claim 1, characterized in that: the outer pile (1) comprises a cylindrical pile body and a pile point arranged below the pile body, and the outer pile (1) The pile (1) is provided with a cylindrical accommodation cavity, the axis of the outer pile (1) is erected with a positioning shaft (6), and the inner pile (2) is sleeved on the positioning shaft (6) and aligned with the positioning shaft. Axle (6) transfer fit. 3. A civil construction pile with high stability according to claim 2, characterized in that: a fastening nut (7) is provided on the top of the positioning shaft (6), and the fastening nut (7) is rotated to connect with the inner The upper end faces of the piles (2) abut against each other. 4. A civil construction pile with high stability according to claim 2, characterized in that: the upper end surface of the inner pile (2) is higher than the upper end surface of the pile body, and the outer wall of the inner pile (2) A handle (8) is provided which is located on top of the collet (2). 5. A civil construction pile with high stability according to claim 1, characterized in that: the reinforcement pin (4) comprises a rectangular pin body, the pin body is arranged horizontally, and the outer pile (1) A guide hole for the passage of the pin body is opened on the top, and a triangular pin point is provided at the end of the pin body. 6. A civil construction pile with high stability according to claim 1, characterized in that: the connecting piece (5) is a cylindrical welding piece, and the connecting piece (5) is welded and fixed on the reinforcing pin ( 4) tail end. 7. A civil construction pile with high stability according to claim 1, characterized in that: the connecting piece (5) is a bolt, and the tail end of the reinforcing pin (4) is provided with a threaded hole, and the Bolt is fixedly connected at the tail end of reinforcement pin (4) from bottom to top.