CN218027715U

CN218027715U - Temporary support reinforcing structure for constructing large-diameter pile beside existing support pile

Info

Publication number: CN218027715U
Application number: CN202221758865.0U
Authority: CN
Inventors: 蔚林; 蒲洪年; 侯胜利
Original assignee: Chongqing Haizhuang Windpower Engineering Technology Co ltd
Current assignee: Chongqing Haizhuang Windpower Engineering Technology Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-13
Anticipated expiration: 2032-07-08

Abstract

The utility model relates to a temporary supporting and reinforcing structure for constructing large-diameter piles beside existing supporting piles, which comprises an upper-step supporting component, a lower-step supporting component and a supporting component; go up the rank and strut subassembly and the lower rank and strut subassembly parallel arrangement, it includes the last rank fender pile that many clearances set up to go up the rank and strut the subassembly, the lower rank struts the subassembly and includes the lower rank fender pile that many intervals set up, it sets up with lower rank fender pile is crisscross to go up the rank fender pile, the supporting component sets up go up the rank fender pile with down between the rank fender pile, just the supporting component both ends respectively with go up the rank fender pile with lower rank fender pile butt. The utility model discloses not only simple structure, it is big to strut intensity, and does not influence the construction of follow-up engineering stake.

Description

Temporary support reinforcing structure for constructing large-diameter pile beside existing support pile

Technical Field

The utility model belongs to the technical field of the construction technology and specifically relates to a temporary support reinforced structure at the other construction major diameter stake of existing fender pile is related to.

Background

In the project with the deep foundation pit, in order to reduce the height of the retaining structure as much as possible, a stepped retaining form is adopted under possible conditions, the basement range of the construction scheme at the stepped position also changes along with the retaining scheme, if the pile foundation of the outer wall of the basement is adjacent to the constructed retaining pile, soil in front of the pile of the retaining pile of the upper-step foundation pit adjacent to the pile foundation can be hollowed when the engineering pile at the position is excavated, the retaining pile at the position can overturn or shift under the action of soil pressure during pile excavation, and therefore effective reinforcing measures are required to be adopted to ensure the safety of the retaining structure. The conventional method is to temporarily reinforce the supporting piles which are to be emptied in the upper step, such as applying anchor cables or reinforcing the surrounding soil body, such as grouting reinforcement or applying soil nails. However, grouting is performed after the anchor cable or the soil body is reinforced, time and labor are wasted, the reinforcing effect is difficult to guarantee, and the construction and cost economy of the subsequent engineering pile can be affected.

Therefore, the technical personnel in the field are dedicated to develop a temporary supporting and reinforcing structure for constructing a large-diameter pile beside the existing supporting pile, which has the advantages of simple structure and high supporting strength, and does not influence the construction of the subsequent engineering pile.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a temporary support reinforced structure of constructing the major diameter stake by existing fender pile is provided, not only simple structure, and support intensity is big, and does not influence the construction of follow-up engineering stake.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a temporary supporting and reinforcing structure for constructing a large-diameter pile beside an existing supporting pile comprises an upper-step supporting component, a lower-step supporting component and a supporting component;

go up the rank and strut subassembly and the lower rank and strut subassembly parallel arrangement, it includes the last rank fender pile that many clearances set up to go up the rank and strut the subassembly, the lower rank struts the subassembly and includes the lower rank fender pile that many intervals set up, it sets up with lower rank fender pile is crisscross to go up the rank fender pile, the supporting component sets up go up the rank fender pile with down between the rank fender pile, just the supporting component both ends respectively with go up the rank fender pile with lower rank fender pile butt.

The utility model has the advantages that: the supporting component is arranged between the upper-step supporting pile and the lower-step supporting pile, so that the supporting strength of the upper-step supporting component and the lower-step supporting component is improved, the supporting strength is high, and the construction of subsequent engineering piles is not influenced.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the supporting component comprises a first connecting piece, a second connecting piece and a third connecting piece which are connected in sequence, the first connecting piece and the third connecting piece are parallel and are located on the same side of the second connecting piece, and the first connecting piece and the third connecting piece are vertically connected with the second connecting piece.

The beneficial effects of adopting above-mentioned further scheme are that the supporting component is including the first connecting piece, second connecting piece and the third connecting piece that connect gradually, and not only simple structure, and it is big to strut intensity, is convenient for install fast.

Furthermore, the middle part of the second connecting piece is abutted to the upper-step supporting pile, and the end parts of the first connecting piece and the third connecting piece are respectively abutted to the lower-step supporting pile.

The beneficial effect who adopts above-mentioned further scheme is that second connecting piece middle part and last rank fender pile butt, first connecting piece and third connecting piece tip and lower rank fender pile butt make its supporting component butt firm, do benefit to follow-up engineering pile of pouring.

Further, the lower-step supporting piles are provided with anchor cables.

The anchor cable has the beneficial effect that the anchor cable further improves the supporting strength of the lower-step supporting pile.

Furthermore, an anchor bolt is arranged at the rear part in the lower-step supporting pile, an anchor plate is arranged at the top of the lower-step supporting pile, the anchor plate is fixedly connected with the anchor bolt through a nut, and the anchor plate is further connected with I-shaped steel.

The anchor bolt is arranged in the lower-step supporting pile at the rear part, the anchor plate and the I-shaped steel are arranged at the top part, and the height of the lower-step supporting pile is increased according to actual conditions.

Drawings

Fig. 1 is a schematic plan view of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 3 is a schematic view of a support assembly according to an embodiment of the present invention;

fig. 4 is a schematic view of a lower-step supporting pile according to an embodiment of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. an upper-step support assembly; 2. a lower-order support assembly; 3. supporting piles on the upper step; 4. supporting piles on the lower step; 5. a support assembly; 6. engineering piles; 7. a first connecting member; 8. a second connecting member; 9. a third connecting member; 10. an anchor cable; 11. an anchor bolt; 12. an anchor plate; 13. a nut; 14. and H-shaped steel.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the system 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.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, 2, 3 and 4, a temporary supporting and reinforcing structure for constructing a large-diameter pile beside an existing supporting pile includes an upper-step supporting assembly 1, a lower-step supporting assembly 2 and a supporting assembly 5; go up the rank and strut subassembly 1 and rank down and strut subassembly 2 parallel arrangement, go up rank and strut subassembly 1 and include that many clearances set up the pile 3 of the last rank, rank down and strut subassembly 2 and include the pile 4 of the lower rank that many intervals set up, go up rank pile 3 and rank down and strut pile 4 crisscross setting, supporting component 5 sets up at last rank and strut pile 3 and rank down between the

pile

4, and 5 both ends of supporting component respectively with last rank pile 3 and rank down 4 butts of a pile.

The utility model discloses in, through set up supporting component 5 between last order fender pile 3 and lower order fender pile 4, improve the support intensity that subassembly 1 was strutted to the order of going up and subassembly 2 was strutted to the order down, and strut intensity big, do not influence the construction of follow-up engineering stake.

As shown in fig. 1, 2 and 3, in some embodiments, the support member 5 is formed by welding a plurality of steel beams, and the engineering piles 6 for subsequent construction are located in the support member 5. Specifically, the supporting component 5 comprises a first connecting piece 7, a second connecting piece 8 and a third connecting piece 9 which are connected in sequence, the first connecting piece 7 and the third connecting piece 9 are parallel and are located on the same side of the second connecting piece 8, and the first connecting piece 7 and the third connecting piece 9 are vertically connected with the second connecting piece 8. The first connecting member 7, the second connecting member 8 and the third connecting member 9 form a structure similar to the letter "\20866. The support in the shape like the' 20866is formed by welding three steel beams, so that the rigidity loss of soil in front of a support pile during the excavation of an engineering pile can be supplemented, and the soil pressure borne by an empty support pile is transferred to the pile top of a support pile in the next step. The middle part of the second connecting piece 8 is abutted to the upper-step supporting pile 3, the end parts of the first connecting piece 7 and the third connecting piece 9 are respectively abutted to the lower-step supporting pile 4, in order to further enhance the supporting strength of the upper-step supporting pile 3 and the lower-step supporting pile 4, the lower-step supporting pile 4 is further provided with an anchor rope 10, and the anchor rope 10 further enhances the supporting strength of the lower-step supporting pile 4. The supporting component 5 supports the adjacent upper-step supporting pile 3, and the other side of the supporting component is supported on the supporting pile top of the lower-step supporting pile 4 anchor system.

As shown in fig. 1, 2 and 4, in another embodiment, an anchor bolt 11 is arranged at the rear part of the lower-step supporting pile 4, an anchor plate 12 is arranged at the top of the lower-step supporting pile 4, the anchor plate 12 and the anchor bolt 11 are connected and fixed through a nut 13, and an i-shaped steel 14 is further connected to the anchor plate 12. The supporting length of the lower-order supporting pile 4 can be prolonged according to actual conditions, in the specific construction process, concrete at the top of the lower-order supporting pile 4 is removed, I-shaped steel 14, an anchor plate 12 and an anchor bolt 11 are embedded into the pile top of the lower-order supporting pile 4, pouring is completed through C35 micro-expansion fine stone concrete, and the components such as the anchor plate 12 and the anchor bolt 11 are calculated according to specific project conditions.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a construct temporary support reinforced structure of major diameter stake other at existing fender pile, its characterized in that: comprises an upper-step supporting component (1), a lower-step supporting component (2) and a supporting component (5);

go up rank and strut subassembly (1) and rank down and strut subassembly (2) parallel arrangement, go up rank and strut subassembly (1) and include that many clearances set up last rank fender pile (3), rank down strut subassembly (2) including many intervals set up lower rank fender pile (4), go up rank fender pile (3) and rank down and strut pile (4) crisscross setting, supporting component (5) set up go up rank fender pile (3) and rank down between fender pile (4), just supporting component (5) both ends respectively with go up rank fender pile (3) and rank down fender pile (4) butt.

2. The temporary supporting reinforcement structure for constructing a large-diameter pile beside an existing supporting pile according to claim 1, wherein: the supporting component (5) comprises a first connecting piece (7), a second connecting piece (8) and a third connecting piece (9) which are connected in sequence, the first connecting piece (7) and the third connecting piece (9) are parallel and are located on the same side of the second connecting piece (8), and the first connecting piece (7) and the third connecting piece (9) are perpendicularly connected with the second connecting piece (8).

3. The temporary supporting reinforcement structure for constructing a large-diameter pile beside an existing supporting pile according to claim 2, wherein: the middle part of the second connecting piece (8) is abutted to the upper-step supporting pile (3), and the end parts of the first connecting piece (7) and the third connecting piece (9) are respectively abutted to the lower-step supporting pile (4).

4. The temporary supporting reinforcement structure for constructing a large-diameter pile beside an existing supporting pile according to claim 1, wherein: the lower-step supporting piles (4) are provided with anchor cables (10).

5. The temporary supporting and reinforcing structure for constructing a large-diameter pile beside an existing supporting pile according to claim 4, wherein: anchor bolts (11) are arranged in the lower-order supporting piles (4) in a rear mode, anchor plates (12) are arranged at the tops of the lower-order supporting piles (4), the anchor plates (12) are fixedly connected with the anchor bolts (11) through nuts (13), and H-shaped steel (14) are further connected to the anchor plates (12).