CN216739579U - Support pile - Google Patents

Abstract

The utility model discloses a support pile, which comprises a pile body, wherein the pile body is provided with a reinforcement cage and a concrete layer, and the reinforcement cage is arranged inside the concrete layer; a plurality of support frames are installed inside the pile body, and the support frames are arranged at intervals along the length direction of the pile body. The support pile has higher bending resistance and lower manufacturing cost.

Description

Supporting pile

The present application claims priority from a chinese patent application entitled "a support stake" filed at 8.2.2021 by the national intellectual property office under the application number 2021203658032, the entire contents of which are incorporated herein by reference.

Technical Field

The utility model relates to the technical field of supporting engineering, in particular to a supporting pile.

Background

In the current market, precast piles have already occupied a place in the traditional pile foundation industry. Compared with the traditional cast-in-place pile, the precast pile has the advantages of high construction speed, high strength, less wet operation on a construction site and the like, and can be used for treating foundations of various buildings, bridges and the like or supporting and protecting various foundation pits and river banks. According to different use scenes, the precast pile mainly bears different functions, such as bending resistance or uplift resistance and the like.

The existing support pile basically adopts a precast tubular pile as a substitute, but the bending-resistant precast pile has few products, and for some deep foundation pits, when larger bending resistance is needed, the problem is generally solved by increasing the number of reinforcing steel bars in the support pile, but the manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a support pile, which has higher bending resistance and lower manufacturing cost.

In order to solve the problems, the utility model adopts the following technical scheme:

the embodiment of the utility model provides a supporting pile, which comprises a pile body, wherein the pile body is provided with a reinforcement cage and a concrete layer, and the reinforcement cage is arranged inside the concrete layer; a plurality of support frames are installed inside the pile body, and the support frames are arranged at intervals along the length direction of the pile body.

In some embodiments, the scaffold is a polygonal scaffold.

In some embodiments, the support frame is a triangular support frame.

In some embodiments, the support bracket includes an outer support having a central bore and an inner support disposed in the central bore and connected to the outer support.

In some embodiments, the cross-sectional profile of the outer support is the same as the cross-sectional profile of the pilings.

In some embodiments, the outer support is an annular structure.

In some embodiments, the inner support is a polygonal structure and corners of the inner support are connected to the outer support.

In some embodiments, the inner support is a triangular structure.

In some embodiments, the inner support is a rectangular structure.

In some embodiments, a connector is connected to a set of opposing corners of the inner support.

In some embodiments, the reinforcement cage includes a plurality of longitudinal bars and a plurality of winding bars, each longitudinal bar is arranged at intervals in an annular shape, the winding bars are connected around the outer side of each longitudinal bar, and each winding bar is arranged at intervals along the length direction of the longitudinal bar.

In some embodiments, the supporting frame is provided with a plurality of fixing holes for accommodating the longitudinal bars.

In some embodiments, end plates are disposed at two ends of the pile body, and mounting holes corresponding to the longitudinal bars are disposed on the end plates and used for fixing pier heads of the longitudinal bars.

The utility model has at least the following beneficial effects: because a plurality of support frames interval arrangement are inside the pile body, play the supporting role to the pile body, can effectively strengthen the bending resistance of whole fender pile like this, can effectively bear the lateral pressure who comes from the soil layer at the excavation supporting in-process, compare in the pile body inside increase the reinforcing bar and strengthen bending resistance, this kind of support mode is convenient more, swift, directly be connected the back with support frame and steel reinforcement cage, pour the shaping with the pile body and just can use, can effectively save time cost and human cost.

Drawings

FIG. 1 is a schematic structural view of the arrangement of a support inside a pile body according to an embodiment of the utility model;

FIG. 2 is a schematic structural diagram of a supporting frame according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a support stand according to another embodiment of the present invention;

FIG. 4 is a schematic structural view of a support frame according to another embodiment of the present invention;

FIG. 5 is a schematic view of the embodiment of FIG. 1 showing end plates at both ends of the pile body;

FIG. 6 is a side view of the piling depicted in FIG. 5;

FIG. 7 is a schematic structural view of the support frame of FIG. 2 with fixing holes;

FIG. 8 is a schematic structural view of the support frame of FIG. 3 with fixing holes;

fig. 9 is a schematic structural view of the support bracket shown in fig. 4 provided with fixing holes.

Wherein the reference numerals are: the pile body 1, the support frame 2, the central hole 20, the outer support 21, the inner support 22, the connecting piece 23, the fixing hole 24, the end plate 3 and the mounting hole 30.

Detailed Description

The present disclosure provides the following description with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the disclosure as defined by the claims and their equivalents. The terms and words used in the following description and claims are not limited to the literal meanings, but are used by the inventors to enable a clear and consistent understanding of the disclosure. Accordingly, it will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present disclosure are provided for illustration only and not for the purpose of limiting the disclosure as defined by the appended claims and their equivalents.

The terms "having," "may have," "including," or "may include" used in various embodiments of the present disclosure indicate the presence of the respective functions, operations, elements, etc., disclosed, but do not limit additional one or more functions, operations, elements, etc. Furthermore, it is to be understood that the terms "comprises" or "comprising," when used in various embodiments of the present disclosure, are intended to specify the presence of stated features, integers, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, components, or groups thereof.

Although terms such as "first" and "second" used in various embodiments of the present disclosure may modify various elements of the various embodiments, the terms do not limit the corresponding elements. For example, these terms do not limit the order and/or importance of the corresponding elements. These terms may be used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the various embodiments of the present disclosure.

It will be understood that when an element (e.g., a first element) is "connected" to another element (e.g., a second element), the element can be directly connected to the other element or intervening elements (e.g., a third element) may be present.

The utility model provides a support pile which is mainly applied to various foundation pit supporting projects, river supporting projects and the like.

Referring to fig. 1, the support pile comprises a pile body 1, wherein the pile body 1 is provided with a reinforcement cage and a concrete layer, the reinforcement cage is arranged inside the concrete layer, a plurality of support frames 2 are arranged inside the pile body 1, and the support frames 2 are arranged at intervals along the length direction of the pile body 1.

Because 2 interval arrangements of a plurality of support frames are inside pile body 1, play the supporting role to pile body 1 inside, can strengthen the bending resistance of whole fender pile like this, can effectively bear the lateral pressure who comes from the soil layer at the excavation supporting in-process, compare in the pile body 1 inside increase reinforcing bar and strengthen the bending resistance of whole fender pile, this kind of support mode is more convenient, swift, directly be connected back with support frame 2 and steel reinforcement cage, pour the shaping with pile body 1 and just can use, and add the reinforcing bar at pile body 1 inside, the reinforcing bar cost of expense on the one hand is higher, and time cost and the human cost that becomes the steel reinforcement cage with the reinforcement ligature of more quantity are also higher.

Wherein, in the process of manufacturing the support pile, the support frame 2 can be placed into a manufacturing mold of the support pile, so that the support frame 2, the concrete and the reinforcement cage are integrally cast and molded.

In some embodiments, the support frame 2 is a polygonal support frame, and in particular, may be a quadrilateral, a pentagon or a hexagon, wherein each side of the polygonal support frame may be a plate or a cylinder.

As shown in fig. 2, the supporting frame 2 is a triangular supporting frame, which may be a regular triangular structure, and based on the stability of the triangle, the supporting effect of the supporting frame 2 shown in fig. 2 is better.

In some embodiments, the present invention provides another support frame, the support frame includes an outer support member and an inner support member, the outer support member may have a central hole at a central position, the inner support member may be disposed in the central hole and connected to the outer support member, and the inner support member may be integrally connected to the outer support member.

The embodiment enhances the structural strength of the support frame through the connection of the outer support piece and the inner support piece, and can further strengthen the bending resistance of the whole support pile.

In order to avoid the outer supporting piece from protruding out of the surface of the pile body, the section profile of the outer supporting piece is the same as that of the pile body, so that the supporting frame is conveniently placed in a production mold for supporting the pile, and the supporting frame and the pile body are integrally manufactured and formed. For example, when the cross-sectional profile of the pile body is square, the cross-sectional profile of the outer support corresponds to square.

As shown in fig. 3 and 4, when the cross-sectional profile of the pile body is circular, the cross-sectional shape of the outer support 21 is circular, the central hole 20 is a hole at the central position of the circular structure, and the inner support 22 is arranged in the central hole 20.

Further, the inner supporting member is a polygonal structure, and may be a triangle, a quadrangle or other polygonal structures. The corner positions of the polygonal structure can be connected with the outer supporting piece, so that the number of connecting points of the outer supporting piece and the inner supporting piece is increased, and the structural strength of connection of the outer supporting piece and the inner supporting piece is enhanced.

In some embodiments, as shown in fig. 3, the outer support 21 is annular, the inner support 22 is triangular, the inner support 22 is disposed in the central hole 20 of the outer support 21, and three corners of the inner support 22 are connected to the outer support 21.

In some embodiments, as shown in fig. 4, the outer support 21 is annular and the inner support 22 is rectangular, and more particularly, may be square. The inner support 22 is disposed in the central hole 20 of the outer support 21, and four corners of the inner support 22 are connected to the outer support 21.

Furthermore, a group of diagonal corners of the inner supporting member 22 are connected with connecting members 23, the connecting members 23 can be integrally connected with the inner supporting member 22, and the connecting members 23 can further enhance the structural strength of the supporting frame so as to further strengthen the bending resistance of the whole supporting pile.

In some implementations, the steel reinforcement cage includes that many are indulged the muscle and many wind the muscle, wherein indulge the muscle for the reinforcing bar that extends along the length direction of pile body 1, wind the muscle for encircle the reinforcing bar of connecting in the muscle outside of indulging promptly, specific, each is indulged muscle annular interval and arranges, wind the muscle around connect in each outside ligature of indulging the muscle fixed, and each wind the muscle along the length direction interval arrangement who indulges the muscle.

Based on this, can be provided with a plurality of fixed orificess that are used for the holding to indulge the muscle on the support frame of this embodiment, both can play the positioning action to the support frame, still can strengthen the support frame and indulge the joint strength between the muscle. After the longitudinal ribs are arranged in the fixing holes, the longitudinal ribs can be fixed on the support frame in a welding or binding mode.

The fixing hole mainly has the following two embodiments.

In one embodiment, as shown in fig. 7, the fixing holes 24 are closed circular holes, and one fixing hole 24 may be provided at each of three corners of the triangular support frame, and the longitudinal rib will pass through the fixing hole 24. Therefore, each corner of the polygonal support frame can be connected with the reinforcement cage, and the connection between the polygonal support frame and the reinforcement cage is firmer.

In one embodiment, as shown in fig. 8 and 9, the fixing holes 24 may be disposed at the outer edge of the outer supporting member 21, and the fixing holes 24 form notches at the outer periphery of the outer supporting member 21, and the longitudinal ribs may be inserted into the fixing holes 24 from the positions of the notches, which is more convenient to place the longitudinal ribs into the fixing holes 24 compared to the previous embodiment.

Further, as shown in fig. 5 and 6, end plates 3 are provided at both ends of the pile body 1, the end plates 3 are provided with mounting holes 30 corresponding to the respective longitudinal ribs, and the mounting holes 30 are used for fixing the pier heads of the longitudinal ribs, wherein the end plates 3 can prevent the pile heads from being exploded during pile driving, and can weld the end plates 3 between the two pile bodies 1 for pile splicing.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.

Claims (12)

1. A support pile is characterized in that: the pile comprises a pile body (1), wherein the pile body (1) is provided with a reinforcement cage and a concrete layer, and the reinforcement cage is arranged inside the concrete layer; a plurality of support frames (2) are installed inside the pile body (1), and the support frames (2) are arranged at intervals in the length direction of the pile body (1).

2. A support pile according to claim 1, characterised in that: the support frame (2) is a polygonal support frame.

3. A support pile according to claim 2, characterised in that: the support frame (2) is a triangular support frame.

4. A support pile according to claim 1, characterised in that: the support frame (2) comprises an outer support (21) and an inner support (22), the outer support (21) is provided with a central hole (20), and the inner support (22) is arranged in the central hole (20) and connected with the outer support (21).

5. A support pile according to claim 4, characterised in that: the cross section profile of the outer support (21) is the same as that of the pile body (1).

6. A support pile according to claim 5, characterised in that: the outer support (21) is of an annular structure.

7. A support pile according to any one of claims 4-6, characterised in that: the inner support (22) is of a polygonal structure, and the corners of the inner support (22) are connected with the outer support (21).

8. A support pile according to claim 7, characterised in that: the inner support (22) is of a triangular structure.

9. A support pile according to claim 7, characterised in that: the inner support (22) is of a rectangular configuration.

10. A support pile according to claim 9, characterised in that: a group of opposite corners of the inner support (22) are connected with connectors (23).

11. A support pile according to any one of claims 1-6, characterised in that: the steel reinforcement cage comprises a plurality of longitudinal reinforcements and a plurality of winding reinforcements, wherein the longitudinal reinforcements are arranged at intervals in an annular mode, the winding reinforcements are connected to the outer sides of the longitudinal reinforcements in an encircling mode, and the winding reinforcements are arranged at intervals in the length direction of the longitudinal reinforcements.

12. A support pile according to claim 11, characterised in that: the support frame (2) is provided with a plurality of fixing holes (24) for containing longitudinal bars.

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