CN218786842U

CN218786842U - Pile foundation structure with CFG pile serving as slope protection pile

Info

Publication number: CN218786842U
Application number: CN202222964999.4U
Authority: CN
Inventors: 张波; 王哲; 徐宝中; 徐二平; 聂明宇; 付利强; 薛军; 王江涛; 陈兵; 刘浩奇
Original assignee: CCCC First Highway Engineering Co Ltd; CCCC First Highway Fifth Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd; CCCC First Highway Fifth Engineering Co Ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-04-04
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a CFG stake is as pile foundation structure of retaining pile concurrently, including the road bed, upper portion is inserted in the road bed and is equipped with a plurality of lower pile bodies, and the cushion cap is installed to lower pile body upside, and the cushion cap upside is equipped with the pier stud, and the inside horizontal branch of inserting of road bed is equipped with firm branch, and firm branch slides and runs through the inside setting of lower pile body, and the retaining plate is installed to the road bed both sides, and firm branch both ends run through the retaining plate setting and connect fixedly through limit nut, and the tip outside cover of limit nut and firm branch is equipped with the protection casing, the utility model discloses a road bed and the inside horizontal branch of inserting of lower pile body are equipped with firm branch, and firm branch both ends run through the retaining plate and connect fixedly through limit nut for road bed and lower pile body connection structure stability are high, are favorable to improving pier stud and cushion cap lower part bearing structure's stability, have improved retaining plate and road bed both sides mounting structure's stability simultaneously, effectively prevent the phenomenon that the retaining plate drops the separation, are favorable to improving the efficiency of bank protection.

Description

Pile foundation structure with CFG pile serving as slope protection pile

Technical Field

The utility model relates to a CFG stake technical field specifically is a CFG stake is as pile foundation structure of slope protection stake concurrently.

Background

The CFG pile is a cement fly ash gravel pile, which is a variable-strength pile with certain strength and is prepared by mixing gravel, stone chips, sand and fly ash with cement and adding water and mixing the mixture by various pile forming machines. The CFG pile is a low-strength concrete pile, can fully utilize the combined action of bearing capacity of soil among the piles, can transmit load to a deep foundation and has better technical performance and economic effect. Along with the increase of the space requirement of the basement of the building and the change of the planning and design requirements, the depth of the foundation pit of the building is larger and larger, the height difference between the foundation pit of the building and the foundation of the surrounding building is larger, and the foundation treatment of the building and the slope support of the foundation pit are important difficulties in the foundation construction stage.

In the prior art, a pile foundation structure with the publication number of CN201721583014.6, which is also used as a slope protection pile, is characterized in that inner row CFG piles and outer row CFG piles are connected into a whole through connecting beams and crown beams, and the requirement of foundation pit slope protection when the height difference depth of a foundation pit exceeds 5 meters is met. Separately implement with traditional ground processing and bank protection construction and compare, the utility model discloses realized the function of ground processing and side slope bank protection simultaneously, can effectively shorten construction period, practice thrift construction cost, nevertheless, road bed and lower pile body connection structure stability are general, and the slope protection plate easily falls the separation with the road bed moreover to influence the efficiency of bank protection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a CFG stake is as pile foundation structure of slope protection stake concurrently to it is general with lower pile body connection structure stability to solve among the prior art roadbed, and the separation easily falls off with the roadbed in the slope protection board moreover, thereby influences the problem of the efficiency of bank protection.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a CFG stake is as pile foundation structure of slope protection stake concurrently, includes the road bed, upper portion is inserted and is equipped with a plurality of lower pile bodies in the road bed, the cushion cap is installed to pile body upside down, the pier stud is installed to the cushion cap upside, inside horizontal the inserting of road bed is equipped with firm branch, and firm branch slides and runs through the inside setting of lower pile body, the slope protection board is installed to the road bed both sides, and firm branch both ends run through the slope protection board setting and connect fixedly through stop nut, stop nut and the tip outside cover of firm branch are equipped with the protection casing.

Furthermore, inserting holes are formed in the lower pile bodies, and the stabilizing support rods are transversely inserted into the inserting holes of the lower pile bodies.

Furthermore, the slope protection plate is obliquely arranged, a stable support is installed on the outer side of the slope protection plate, and one end of the stable support rod penetrates through the stable support in a sliding mode.

Furthermore, the inboard protruding muscle of strengthening of installing of slope protection board, and strengthen protruding muscle joint in the road bed outside.

Furthermore, firm branch adopts nonrust steel pipe, and firm branch equidistant a plurality of being provided with.

Furthermore, a positioning groove is formed in one side of the slope protection plate, one end of the protective cover is clamped in the positioning groove through a limiting bulge, and the protective cover is hollow and hemispherical.

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

1. the utility model discloses a road bed and lower pile body are inside transversely to be inserted and are equipped with firm branch, and firm branch both ends are run through the fender slope board and are connected fixedly through limit nut for road bed and lower pile body connection structure stability are high, are favorable to improving pier stud and cushion cap lower part bearing structure's stability, have improved the stability of fender slope board with road bed both sides mounting structure simultaneously, effectively prevent the phenomenon of fender slope board separation that drops, are favorable to improving the efficiency of bank protection.

2. The utility model discloses an inserting hole has been seted up to pile body inside down, and firm branch transversely inserts and establishes in the inserting hole of a plurality of pile bodies down, and firm branch both ends are run through the fender setting and are connected fixedly through limit nut for firm branch easy dismounting is swift, and positional stability is higher moreover.

3. The utility model discloses a tip outside cover of stop nut and firm branch is equipped with the protection casing for to stop nut and the outside protection treatment of firm branch, prevent to rust and damage, the constant head tank has been seted up to fender one side moreover, and protection casing one end is established at the constant head tank through spacing protruding card, makes protection casing easy dismounting swift.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the lower pile body and the stable supporting rod of the present invention;

fig. 3 is a schematic structural diagram of a position a of the present invention.

In the figure: 1. a bearing platform; 2. pier studs; 3. a pile body is arranged; 4. reinforcing the convex ribs; 5. stabilizing the supporting rod; 6. a slope protection plate; 7. a stable support; 8. a limit nut; 9. inserting holes; 10. a limiting bulge; 11. a roadbed; 12. positioning a groove; 13. a shield.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1, fig. 2, fig. 3, in the embodiment of the present invention, a pile foundation structure of a CFG pile serving as a slope protection pile, including a roadbed 11, a plurality of lower pile bodies 3 are inserted on the upper portion of the roadbed 11, a bearing platform 1 is installed on the upper side of the lower pile bodies 3, a pier stud 2 is installed on the upper side of the bearing platform 1, a stable supporting rod 5 is transversely inserted inside the roadbed 11, and the stable supporting rod 5 slides to penetrate through the inner portion of the lower pile bodies 3, a slope protection plate 6 is installed on both sides of the roadbed 11, and both ends of the stable supporting rod 5 penetrate through the slope protection plate 6 and are connected and fixed through a limit nut 8, so that the stable supporting rod 5 is convenient and fast to disassemble and assemble, and the positioning stability is high, a protective cover 13 is covered on the outer side of the end portions of the limit nut 8 and the stable supporting rod 5, so as to protect the outside of the limit nut 8 and the stable supporting rod 5, and prevent rusting and damage.

Preferably, the lower pile body 3 is internally provided with inserting holes 9, and the stabilizing support rod 5 is transversely inserted into the inserting holes 9 of the plurality of lower pile bodies 3, so that the stabilizing support rod 5, the lower pile bodies 3 and the roadbed 11 are conveniently transversely inserted and positioned.

Preferably, the slope of the slope protection plate 6 is set, the stable support 7 is installed on the outer side of the slope protection plate 6, one end of the stable support rod 5 slides to penetrate through the stable support 7, and the stability of the limit nut 8 installed and fixed on the outer side of the slope protection plate 6 is improved.

Preferably, the enhancement protruding muscle 4 is installed to 6 inboards of slope protection board, and strengthens protruding muscle 4 joints in the 11 outsides of road bed for 6 structural strength of slope protection board are high, and barrier propterty is stronger, is convenient for place the removal of slope protection board 6 moreover.

Preferably, firm branch 5 adopts nonrust steel pipe, and firm branch 5 equidistant is provided with a plurality ofly, and structural strength is high, is convenient for improve down

pile body

3 and 11 connection fixation's of road bed stability.

Preferably, the locating slot 12 is opened on one side of the slope protection plate 6, one end of the protective cover 13 is clamped in the locating slot 12 through the limiting bulge 10, and the protective cover 13 is set to be hollow and hemispherical, so that the protective cover 13 is convenient and quick to disassemble and assemble.

The utility model discloses a theory of operation and use flow: through subgrade 11 and lower pile body 3 inside transversely insert some firm branch 5 of being equipped with, firm branch 5 both ends run through the fender apron 6 and connect fixedly through stop nut 8, make subgrade 11 and lower pile body 3 connection structure stability high, be favorable to improving the stability of pier stud 2 and cushion cap 1 lower part bearing structure, improved the stability of fender apron 6 with 11 both sides mounting structure of subgrade simultaneously, effectively prevent the phenomenon of the separation that drops of fender apron 6, be favorable to improving the efficiency of bank protection.

Through having seted up the spliced eye down pile body inside, firm branch transversely inserts and establishes in the spliced eye of a plurality of lower pile bodies, and firm branch both ends are run through the fender setting and are connected fixedly through limit nut for firm branch easy dismounting is swift, and positional stability is higher moreover.

The end part outer side cover through limit nut and firm branch is equipped with the protection casing for to limit nut and firm branch outside protection treatment, the damage of preventing rustting, the constant head tank has been seted up on one side of the slope protection plate moreover, protection casing one end is established at the constant head tank through spacing protruding card, makes protection casing easy dismounting swift.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a CFG stake is as pile foundation structure of slope protection stake concurrently, includes road bed (11), its characterized in that: roadbed (11) interior upper portion is inserted and is equipped with a plurality of lower pile body (3), cushion cap (1) is installed to pile body (3) upside down, pier (2) are installed to cushion cap (1) upside, roadbed (11) is inside transversely to be inserted and be equipped with firm branch (5), and firm branch (5) slide and run through lower pile body (3) inside and set up, slope protection plate (6) are installed to roadbed (11) both sides, and firm branch (5) both ends run through slope protection plate (6) and set up and connect fixedly through stop nut (8), stop nut (8) and the tip outside cover of firm branch (5) are equipped with protection casing (13).

2. The pile foundation structure of claim 1, wherein the CFG pile is used as a slope protection pile, and the structure is characterized in that: the lower pile bodies (3) are internally provided with inserting holes (9), and the stable supporting rods (5) are transversely inserted into the inserting holes (9) of the lower pile bodies (3).

3. The pile foundation structure of claim 1, wherein the CFG pile is used as a slope protection pile, and the structure is characterized in that: the slope protection plate (6) is obliquely arranged, a stable support (7) is installed on the outer side of the slope protection plate (6), and one end of the stable support rod (5) penetrates through the stable support (7) in a sliding mode.

4. The pile foundation structure of claim 1, wherein the CFG pile is used as a slope protection pile, and the structure is characterized in that: and the reinforced convex rib (4) is installed on the inner side of the slope protection plate (6), and the reinforced convex rib (4) is clamped on the outer side of the roadbed (11).

5. The pile foundation structure of claim 1, wherein the CFG pile is used as a slope protection pile, and the structure is characterized in that: the stabilizing support rods (5) are stainless steel tubes, and the stabilizing support rods (5) are arranged at equal intervals.

6. The pile foundation structure of claim 1, wherein the CFG pile is used as a slope protection pile, and the structure is characterized in that: the slope protection plate is characterized in that one side of the slope protection plate (6) is provided with a positioning groove (12), one end of the protective cover (13) is clamped in the positioning groove (12) through a limiting bulge (10), and the protective cover (13) is hollow and hemispherical.