CN219753277U

CN219753277U - Pile group structure for preventing and controlling red shallow soil landslide

Info

Publication number: CN219753277U
Application number: CN202321338667.3U
Authority: CN
Inventors: 刘洪�; 李泽潭; 黄学; 肖伟
Original assignee: 12th Geological Brigade Of Sichuan Province; Sichuan Yibin Geological Engineering Survey Institute Group Co ltd
Current assignee: 12th Geological Brigade Of Sichuan Province; Sichuan Yibin Geological Engineering Survey Institute Group Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-09-26
Anticipated expiration: 2033-05-29

Abstract

The utility model discloses a pile group structure for preventing and controlling red-layer shallow soil landslide, and particularly relates to the technical field of pile group structures. According to the utility model, the bearing platform is placed on the shallow layer of the red layer, the inserted rod is deeply inserted into the shallow layer of the red layer, then the steel pipe pile is aligned with the bearing platform, the steel pipe pile is driven into the bearing platform and extends into the bearing platform, the bearing platform supports and limits the steel pipe pile, the operation is simple, and the phenomenon of pile slipping is not easy to occur in the backfilling process.

Description

Pile group structure for preventing and controlling red shallow soil landslide

Technical Field

The utility model relates to the technical field of pile group structures, in particular to a pile group structure for preventing and controlling landslide of red-layer shallow soil.

Background

Under the action of earthquake load, pile foundations bear larger horizontal load, the bearing capacity of each pile foundation in the pile group is much smaller than that of a single pile due to the influence of pile group effect, the horizontal bearing capacity of front row piles (first row of pile foundations in the loading direction) is the largest compared with other rows of piles due to the different influence ranges of edge effect and shadow effect, the horizontal bearing capacity of other rows of piles is reduced more than that of the single pile, and the pile group structure is widely used for preventing and controlling shallow landslide of a red layer.

The utility model of the authority bulletin number CN202881964U discloses a pile group structure for preventing and controlling landslide, the main anti-slide pile can ensure the integral stability of the landslide, the secondary anti-slide pile can avoid the extrusion damage of soil between slide piles, and the adoption of a main anti-slide pile structure system and a secondary anti-slide pile structure system can effectively increase the distance between the main anti-slide piles and save engineering cost on the premise of ensuring the stability of the landslide;

when the structure is used, the gap between the outer side of the steel sleeve and the hole wall is backfilled by slope natural soil, and then concrete is continuously carried out, but when the structure is used for a weak interlayer (red layer shallow soil), the phenomenon of pile sliding possibly occurs in the backfilling process.

Disclosure of Invention

The technical scheme of the utility model aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and aims to overcome the defects of the prior art, provide a pile group structure for preventing and controlling the landslide of the red layer shallow soil texture, and solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the pile group structure comprises three steel pipe piles and three supporting components, wherein the three supporting components comprise bearing platforms, inserted bars and first side plates, the three inserted bars are respectively and fixedly connected with the three bearing platforms, and the three first side plates are respectively and fixedly connected with the three bearing platforms;

a plurality of clamping grooves are formed in the three steel pipe piles, clamping blocks are movably arranged in the clamping grooves, and the clamping blocks are fixedly connected with the three bearing platforms respectively.

Furthermore, the cushion pads are arranged in the three bearing platforms, and the three cushion pads are respectively contacted with the three steel pipe piles.

Further, a connecting assembly is arranged between the three supporting assemblies and comprises three mounting frames, a connecting plate and three fixing bolts, and the connecting plate and the three mounting frames are respectively fixed through the three fixing bolts.

Further, three all fixedly connected with protection frame of installing frame one side, and three fixing bolt is located three protection frame insidely respectively.

Further, the top and the bottom of the three mounting frames are respectively provided with a second side plate, and the second side plates are respectively and fixedly connected with the three bearing platforms.

Further, a plurality of limiting plates are fixedly connected to the three bearing platforms, and the three limiting plates are respectively located inside the three mounting frames.

The utility model has the technical effects and advantages that:

1. according to the utility model, the bearing platform is placed on the shallow layer of the red layer, the inserted rod is deeply inserted into the shallow layer of the red layer, then the steel pipe pile is aligned with the bearing platform, the steel pipe pile is driven into the bearing platform and extends into the bearing platform, the bearing platform supports and limits the steel pipe pile, the operation is simple, and the phenomenon of pile slipping is not easy to occur in the backfilling process;

2. according to the utility model, the mounting frames are placed on one side of the bearing platform, the limiting plate prevents the mounting frames from moving horizontally, the other two bearing platforms are mounted in the same way, the three bearing platforms are connected through the three mounting frames, meanwhile, the connecting plate is placed between the three mounting frames, and then the connecting plate is fixed with the three mounting frames through the three fixing bolts, so that the stability between the three bearing platforms is improved, the structure is simple, and the use effect is good.

Drawings

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a pile group structure part according to the present utility model

FIG. 3 is a perspective view of a portion of the structure of the present utility model;

FIG. 4 is a schematic view of a connecting assembly according to the present utility model;

FIG. 5 is a perspective view of the steel pipe pile and cushion assembly of the present utility model;

FIG. 6 is a schematic view of a support assembly according to the present utility model;

in the figure: 1. a steel pipe pile; 2. a support assembly; 3. a connection assembly; 4. a cushion pad; 5. a clamping groove; 6. a clamping block; 201. bearing platform; 202. a rod; 203. a first side plate; 204. a second side plate; 205. a limiting plate; 301. a mounting frame; 302. a connecting plate; 303. a fixing bolt; 304. and a protective frame.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6 of the specification, a pile group structure for preventing and treating a red layer shallow soil landslide of the embodiment comprises three steel pipe piles 1 and three supporting components 2, wherein the three supporting components 2 comprise bearing platforms 201, inserted bars 202 and first side plates 203, the three inserted bars 202 are fixedly connected with the three bearing platforms 201 respectively, and the three first side plates 203 are fixedly connected with the three bearing platforms 201 respectively;

a plurality of clamping grooves 5 are formed in the three steel pipe piles 1, clamping blocks 6 are movably arranged in the clamping grooves 5, and the clamping blocks 6 are fixedly connected with the three bearing platforms 201 respectively.

Further, the cushion pads 4 are arranged inside the three bearing platforms 201, and the three cushion pads 4 are respectively contacted with the three steel pipe piles 1, so that impact force between the bearing platforms 201 and the steel pipe piles 1 can be relieved.

Further, a connecting component 3 is arranged between the three supporting components 2, the connecting component 3 comprises three mounting frames 301, a connecting plate 302 and three fixing bolts 303, the connecting plate 302 and the three mounting frames 301 are respectively fixed through the three fixing bolts 303, one sides of the three mounting frames 301 are fixedly connected with a protection frame 304, and the three fixing bolts 303 are respectively positioned inside the three protection frames 304 to protect the fixing bolts 303.

Further, the top and bottom of the three mounting frames 301 are respectively provided with a second side plate 204, the plurality of second side plates 204 are respectively and fixedly connected with the three bearing platforms 201, and the three bearing platforms 201 are fixedly connected with a plurality of limiting plates 205, wherein the three limiting plates 205 are respectively located inside the three mounting frames 301.

Wherein, put the installation frame 301 in cushion cap 201 one side, and first curb plate 203 is located the installation frame 301 inside, and two second curb plates 204 further prevent the installation frame 301 vertical movement, limiting plate 205 prevents the installation frame 301 horizontal migration, two cushion caps 201 in the same way are installed, make three cushion cap 201 be connected through three installation frame 301, put connecting plate 302 between three installation frame 301 simultaneously, then make connecting plate 302 fixed mutually with three installation frame 301 through three fixing bolt 303, thereby improve the stability between three cushion cap 201, and a structure is simple, excellent in use effect.

The application method of the embodiment is as follows:

when the steel pipe pile driver is used, the bearing platform 201 is placed on a red layer shallow layer, the inserting rod 202 is deeply inserted into the red layer shallow layer, then the steel pipe pile 1 is aligned with the bearing platform 201, the clamping blocks 6 are respectively aligned with the clamping grooves 5, then the steel pipe pile 1 is driven into the bearing platform 201 and extends into the bearing platform 201, the clamping blocks 6 are respectively located in the clamping grooves 5, so that the steel pipe pile 1 is locked with the bearing platform 201, the bearing platform 201 supports and limits the steel pipe pile 1, the operation is simple, the phenomenon of pile sliding is not easy to occur in the backfilling process, and the use effect is good.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a group pile structure of prevention and cure red layer shallow soil landslide, includes three steel-pipe pile (1) and three supporting component (2), its characterized in that: the three supporting assemblies (2) comprise bearing platforms (201), inserting rods (202) and first side plates (203), the three inserting rods (202) are fixedly connected with the three bearing platforms (201) respectively, and the three first side plates (203) are fixedly connected with the three bearing platforms (201) respectively;

a plurality of clamping grooves (5) are formed in the three steel pipe piles (1), clamping blocks (6) are movably arranged in the clamping grooves (5), and the clamping blocks (6) are fixedly connected with the three bearing platforms (201) respectively.

2. The pile group structure for preventing and controlling red shallow soil landslide of claim 1, wherein: and the three cushion pads (4) are arranged in the bearing platforms (201), and the three cushion pads (4) are respectively contacted with the three steel pipe piles (1).

3. The pile group structure for preventing and controlling red shallow soil landslide of claim 1, wherein: the three support assemblies (2) are provided with connecting assemblies (3), each connecting assembly (3) comprises three mounting frames (301), a connecting plate (302) and three fixing bolts (303), and the connecting plates (302) and the three mounting frames (301) are fixed through the three fixing bolts (303) respectively.

4. A pile group structure for preventing and controlling a shallow soil landslide of a red layer according to claim 3, characterized in that: and one side of each of the three mounting frames (301) is fixedly connected with a protective frame (304), and the three fixing bolts (303) are respectively positioned in the three protective frames (304).

5. A pile group structure for preventing and controlling a shallow soil landslide of a red layer according to claim 3, characterized in that: the top and the bottom of the three mounting frames (301) are respectively provided with a second side plate (204), and a plurality of second side plates (204) are respectively and fixedly connected with the three bearing platforms (201).

6. The pile group structure for preventing and controlling red shallow soil landslide of claim 1, wherein: and a plurality of limiting plates (205) are fixedly connected to the three bearing platforms (201), wherein the three limiting plates (205) are respectively positioned inside the three mounting frames (301).