CN211368687U - Anti-seismic prestressed pipe pile - Google Patents

Abstract

The utility model discloses an antidetonation prestressing force tubular pile, including the roof, the lug, the bottom plate, the ring flange, the end plate, outer tubular pile, outer spiral stirrup, interior spiral stirrup, vertical main reinforcement and interior tubular pile, the roof bottom is equipped with the ring flange, the ring flange passes through the screw fixation on the roof, the roof is hexagonal pyramid structure, the height of hexagonal pyramid structure should be greater than or equal to half of outer tubular pile 6 diameter, the roof front end surface all is equipped with the lug, the lug surface is triangular structure, lug and roof are integrated into one piece structure, the bottom forms the bottom plate between every two lugs, the ascending slope of bottom plate, the ring flange bottom is equipped with the end plate, the end plate passes through the screw fixation on the ring flange, all fixedly connected with outer tubular pile around the end plate bottom, outer tubular pile inside is equipped with outer spiral stirrup, outer spiral stirrup inside is equipped; the utility model discloses possessed and do benefit to and pass through the cobble layer, improved pile sinking efficiency, advantage that intensity is high.

Description

Anti-seismic prestressed pipe pile

Technical Field

The utility model relates to a prestressed pipe pile technical field specifically is an antidetonation prestressed pipe pile.

Background

With the progress of society and the development of economy, the prestressed concrete pipe pile, the prestressed concrete square pile, the prestressed high-strength concrete pipe pile and the square pile have the characteristics of high single-pile bearing capacity, factory prefabrication, easier quality control than field construction, high field construction speed and reduction of the construction cost of building foundation engineering, the national standard and part of provincial standards or drawing sets make relevant regulations, the application range of the prestressed concrete pipe pile is a non-earthquake-resistant area and areas with six degrees and seven degrees of earthquake fortification intensity, and if the prestressed concrete pipe pile is used in the areas with 8 degrees of earthquake fortification intensity, the prestressed concrete pipe pile needs to be additionally checked; or is not suitable for being used in regions with seismic fortification intensity of eight degrees;

at present, the prestressed pipe pile still has the brittle failure problem, the pipe pile generally adopts a hydraulic vibration pile driver to pile, the pile head of the pipe pile is easily damaged if protective measures are not taken in the pile sinking process, and particularly when the pipe pile meets a pebble bed, the strength of the pipe pile is insufficient, the pile is easily broken or deviated, so the anti-seismic prestressed pipe pile is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antidetonation prestressing force tubular pile has possessed and has done benefit to and has passed through the pebble bed, has improved pile sinking efficiency, advantage that intensity is high, has solved prior art's problem.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-seismic prestressed pipe pile comprises a top plate, a convex block, a bottom plate, a flange plate, an end plate, an outer pipe pile, an outer spiral stirrup, an inner spiral stirrup, a longitudinal main rib and an inner pipe pile, the bottom end of the top plate is provided with a flange plate which is fixed on the top plate through screws, the bottom end of the flange plate is provided with an end plate, the end plate is fixed on the flange plate through screws, the periphery of the bottom end of the end plate is fixedly connected with outer tubular piles, the inner part of the outer pipe pile is provided with an outer spiral stirrup which is fixed on the end plate through a screw, the outer spiral stirrup is internally provided with a longitudinal main rib which is fixed on the end plate through a screw, an inner spiral stirrup is arranged inside the longitudinal main reinforcement and is fixed on the end plate through a screw, the inner spiral stirrup is internally provided with an inner tubular pile, and the inner tubular pile is fixed on the end plate through a screw.

Preferably, the top plate is of a hexagonal pyramid structure, and the height of the hexagonal pyramid structure is greater than or equal to half of the diameter of the outer tubular pile.

Preferably, the front end surface of the top plate is provided with a projection.

Preferably, the lug surface is the triangle-shaped structure, the lug is the integrated into one piece structure with the roof, the bottom forms the bottom plate between per two lugs, the bottom plate has ascending slope.

Preferably, the outer spiral stirrup is of a right spiral structure in the outer tubular pile, and the inner spiral stirrup is of a left spiral structure in the outer tubular pile.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to an antidetonation prestressing force tubular pile passes through the triangle structure on the roof lug, can be convenient for penetrate the cobble layer, prevents that the cobble from causing the damage to the tubular pile, through the convex bottom plate that forms between the lug, can arrange the crowded outside tubular pile with the earth cobble, further prevents that the earth cobble from causing the damage to the tubular pile.

2. The utility model relates to an antidetonation prestressing force tubular pile passes through the dual structure of outer spiral stirrup and interior spiral stirrup, can increase the intensity of tubular pile, increases certain anti-seismic performance, through outer spiral stirrup, interior spiral stirrup and vertical main muscle between outer tubular pile and the inner tube pile, than the many one deck stirrup structures of traditional tubular pile, intensity is higher, increases the anti-seismic performance of tubular pile.

Drawings

Fig. 1 is a schematic view of a top plate structure of an anti-seismic prestressed pipe pile of the utility model;

fig. 2 is a schematic view of the overall structure of an anti-seismic prestressed pipe pile of the present invention;

fig. 3 is the utility model relates to an inside plan view of tubular pile of antidetonation prestressed pipe pile.

The figures are labeled as follows: 1. a top plate; 2. a bump; 3. a base plate; 4. a flange plate; 5. an end plate; 6. an outer tubular pile; 7. an external spiral stirrup; 8. an internal spiral stirrup; 9. longitudinal main ribs; 10. an inner tubular pile.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1, an anti-seismic prestressed pipe pile, a top plate 1 having a flange 4 at the bottom, the flange 4 fixed to the top plate 1 by screws, the top plate 1 having a hexagonal pyramid structure, the hexagonal pyramid structure having a height greater than or equal to half of the diameter of an outer pipe pile 6, the top plate 1 having a front end surface provided with a protrusion 2, the protrusion 2 having a triangular surface, the top plate 1 and the protrusion 2 being integrally formed, each two protrusions 2 dividing the top plate 1 into a bottom plate 3, the bottom plate 3 having an arc triangular structure, the bottom plate 3 having an upward slope, the flange 4 having a bottom end plate 5, the end plate 5 fixed to the flange 4 by screws, the pebble layer being inserted into the triangular structure of the protrusion 2 to prevent pebble from damaging the pipe pile, the pebble being squeezed out of the pipe pile by the bottom plate 3 formed by cutting the top plate 6 between the two protrusions 2, further preventing the soil pebbles from damaging the pipe pile;

example 2:

referring to fig. 1 and 2, in an anti-seismic prestressed pipe pile, an outer pipe pile 6 is fixedly connected to the periphery of the bottom end of an end plate 5, an outer spiral stirrup 7 is arranged inside the outer pipe pile 6, the outer spiral stirrup 7 is fixed to the end plate 5 through screws, a longitudinal main reinforcement 9 is arranged inside the outer spiral stirrup 7, the longitudinal main reinforcement 9 is fixed to the end plate 5 through screws, an inner spiral stirrup 8 is arranged inside the longitudinal main reinforcement 9, the inner spiral stirrup 8 is fixed to the end plate 5 through screws, the outer spiral stirrup 7 is of a right spiral structure inside the outer pipe pile 6, the inner spiral stirrup 8 is of a left spiral structure inside the outer pipe pile 6, an inner pipe pile 10 is arranged inside the inner spiral stirrup 8, the inner pipe pile 10 is fixed to the end plate 5 through screws, and the double structure of the outer spiral stirrup 7 and the inner spiral stirrup 8 can increase the strength of the pipe pile and increase a certain anti-seismic performance, and the outer spiral stirrup 7, the inner pipe pile 10, the outer pipe pile and, The internal spiral stirrup 8 and the longitudinal main reinforcement 9 have a one-layer stirrup structure compared with the traditional tubular pile, have higher strength and increase the anti-seismic performance of the tubular pile.

The working principle is as follows: the utility model provides an antidetonation prestressing force tubular pile, with antidetonation tubular pile through pile driver stake income underground, through the triangle structure on the lug 2, can be convenient for penetrate the cobble layer, prevent that the cobble from causing the damage to the tubular pile, bottom plate 3 through two lugs 2 with 6 cutting formation of roof, can crowd the earth cobble outwards the tubular pile, further prevent that the earth cobble from causing the damage to the tubular pile, through the dual structure of outer spiral stirrup 7 and interior spiral stirrup 8, can increase the intensity of tubular pile, increase certain anti-seismic performance, through outer spiral stirrup 7 between outer tubular pile 6 and the inner tubular pile 10, interior spiral stirrup 8 and vertical main muscle 9, one deck stirrup structure more than traditional tubular pile, intensity is higher, further increase the anti-seismic performance of tubular pile.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides an antidetonation prestressed pipe pile which characterized in that: including roof (1), lug (2), bottom plate (3), ring flange (4), end plate (5), outer tubular pile (6), outer spiral stirrup (7), interior spiral stirrup (8), vertical main reinforcement (9) and inner tubular pile (10), roof (1) bottom is equipped with ring flange (4), ring flange (4) pass through the screw fixation on roof (1), ring flange (4) bottom is equipped with end plate (5), end plate (5) pass through the screw fixation on ring flange (4), equal fixedly connected with outer tubular pile (6) all around end plate (5) bottom, outer tubular pile (6) inside is equipped with outer spiral stirrup (7), outer spiral stirrup (7) pass through the screw fixation on end plate (5), inside vertical main reinforcement (9) that is equipped with of outer spiral stirrup (7), vertical main reinforcement (9) pass through the screw fixation on end plate (5), the vertical main reinforcement (9) is internally provided with an internal spiral stirrup (8), the internal spiral stirrup (8) is fixed on the end plate (5) through screws, the internal spiral stirrup (8) is internally provided with an internal tubular pile (10), and the internal tubular pile (10) is fixed on the end plate (5) through screws.

2. An anti-seismic prestressed pipe pile according to claim 1, characterized in that: the top plate (1) is of a hexagonal pyramid structure, and the height of the hexagonal pyramid structure is larger than or equal to half of the diameter of the outer tubular pile (6).

3. An anti-seismic prestressed pipe pile according to claim 1, characterized in that: the front end surface of the top plate (1) is provided with a convex block (2).

4. An earthquake-resistant prestressed pipe pile according to any one of claims 1 to 3, characterized in that: lug (2) surface is the triangle-shaped structure, lug (2) and roof (1) are integrated into one piece structure, per two lug (2) are cut apart roof (1) and are formed bottom plate (3), bottom plate (3) are the circular arc triangle-shaped structure, bottom plate (3) ascending slope.

5. An anti-seismic prestressed pipe pile according to claim 1, characterized in that: the outer spiral stirrup (7) is of a right spiral structure in the outer tubular pile (6), and the inner spiral stirrup (8) is of a left spiral structure in the outer tubular pile (6).

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