CN220202649U - Pile is expanded to club-footed concrete strength - Google Patents

Abstract

The utility model discloses a bottom-expanding concrete pile which comprises a prefabricated pile body, a first support arm and a second support arm, wherein the first support is arranged at the bottom of the prefabricated pile body, the first support arm is arranged on the outer wall of the first support through a shaft, the second support arm is arranged at the bottom end of the first support arm through a shaft, and the second support arm is arranged at one end of the second support arm through a shaft. According to the utility model, the prefabricated pile body is arranged for improving pile forming efficiency, the T-shaped rod is moved to a designated position after the implantation of the prefabricated pile body is completed, at the moment, the first support arm and the second support arm are unfolded, the storage groove is used for storing the T-shaped fixing clamping block, the spring can apply thrust to the T-shaped fixing clamping block, and the T-shaped fixing clamping block can be clamped into the fixing clamping hole, so that the T-shaped rod is fixed, the expanded bottom can be supported through the first support arm and the second support arm, the stability before the expanded bottom grouting is maintained, and the collapse before the expanded bottom grouting is effectively prevented.

Description

Pile is expanded to club-footed concrete strength

Technical Field

The utility model relates to the technical field of pedestal piles, in particular to a pedestal concrete strong pedestal pile.

Background

The bottom-enlarging pile is a filling pile with the bottom diameter larger than the diameter of the upper pile body, the bearing capacity of a single pile is greatly improved compared with that of a straight pile with the same diameter of the pile body, and the forming mode of the bottom-enlarging pile is generally two, namely, the hole forming of a drilling machine, the implantation of a reinforcement cage, the pile forming by pouring concrete and the bottom enlarging by grouting; the other is drilling machine pore-forming, precast pile body (steel pipe pile or prestressed concrete pipe pile) implantation, cement mortar replacement of slurry in the pore, grouting and bottom expanding.

The patent document CN206784372U discloses a grouting type pedestal pile, wherein a steel pipe pile or a prestressed concrete pipe pile is implanted into a cement soil mixing pile, a variable-section pile is formed by directional grouting, the pulling resistance and the compressive resistance of the pile are improved by squeezing and expanding surrounding soil and the reinforcing effect of the cement soil mixing pile, the grouting type pedestal pile is applicable to various soil areas, and the grouting type pedestal pile has the advantages of being more environment-friendly, efficient and saving materials on the premise of retaining the advantages of the grouting type pedestal pile. The construction structure of the utility model retains the advantages of the existing three pedestal piles, reduces the influence of mud discharge environment, solves the problem of lower drilling construction efficiency, improves the construction efficiency, reduces mud replacement links and saves cement mortar. Therefore, the construction method for the grouting type pedestal pile body static pressure implantation of the cement soil stirring pile is more environment-friendly, efficient and material-saving, and is a novel efficient, economical and reliable grouting type pedestal pile body construction structure. "

However, in the prior art, the conventional under-reamed pile is generally in a straight cylindrical form for easy implantation and drilling during use, and thus there is no structure for supporting the under-reamed pile, and the problem that the under-reamed pile is easy to collapse is solved poorly.

Disclosure of Invention

The utility model aims to provide a strong expanded pile of expanded bottom concrete, which aims to solve the technical problem that the expanded bottom concrete is easy to collapse before grouting in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a club-footed concrete strength expands stake, includes prefabricated pile body, first support arm and second support arm, first support is installed to the bottom of prefabricated pile body, first support arm is installed through the axle to the outer wall of first support, the second support arm is installed through the axle to the bottom of first support arm, the second support arm is installed through the axle to one end of second support arm, round supporting disc is installed to the outer wall of second support, T type pole is installed at the top of round supporting disc, and prefabricated pile body is used for improving piling efficiency, and first support arm is used for letting first support arm and prefabricated pile body be axial connection, and second support arm is used for letting second support arm and round supporting disc be axial connection;

the inner wall of the prefabricated pile body is provided with a fixed clamping hole, and the T-shaped fixed clamping block can be clamped into the fixed clamping hole.

Preferably, the top of T type pole is equipped with the storage tank, and the storage tank is used for accomodating the fixed fixture block of T type.

Preferably, the outer wall of the accommodating groove is penetrated and provided with a T-shaped fixed clamping block, and the T-shaped fixed clamping block stretches relative to the accommodating groove.

Preferably, a spring is arranged on the outer wall of the T-shaped fixing clamping block, and the spring can apply thrust to the T-shaped fixing clamping block.

Preferably, the reinforcing ring is installed to the inner wall of prefabricated pile body, and the reinforcing ring is located the below of fixed fastening hole, and the reinforcing ring can be followed the prefabricated pile body inside and supported it.

Preferably, the inner wall of the reinforcing ring is provided with a first reinforcing rib, and the first reinforcing rib is used for supporting the reinforcing ring.

Preferably, the second reinforcing rib is installed on the inner wall of the reinforcing ring, and is located below the first reinforcing rib, and the second reinforcing rib is used for supporting the reinforcing ring.

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

1. according to the utility model, the prefabricated pile body is arranged for improving pile forming efficiency, the first support is used for enabling the first support arm to be in axial connection with the prefabricated pile body, the second support is used for enabling the second support arm to be in axial connection with the round support disc, before the prefabricated pile body is implanted into a drilled hole, the mechanism is in a contracted state, after the prefabricated pile body is implanted, the T-shaped rod is moved to a designated position, at the moment, the first support arm and the second support arm are unfolded, the storage groove is used for storing the T-shaped fixing clamping block, the spring can apply thrust to the T-shaped fixing clamping block, the T-shaped fixing clamping block can be clamped into the fixing clamping hole, so that the T-shaped rod is fixed, the expanded bottom can be supported through the first support arm and the second support arm, the stability before expanded bottom grouting is maintained, and collapse before expanded bottom grouting is effectively prevented;

2. according to the utility model, the reinforcement ring is arranged to support the prefabricated pile body from the inside of the prefabricated pile body, so that the shape of the prefabricated pile body is maintained, the first reinforcement rib is used for supporting the reinforcement ring, the second reinforcement rib is used for supporting the reinforcement ring, and the first reinforcement rib and the second reinforcement rib are vertically arranged, so that the shape of the reinforcement ring is effectively maintained, the prefabricated pile body is effectively prevented from deforming, and the strength of the expanded bottom pile is enhanced.

Drawings

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

FIG. 2 is a schematic view of a T-bar portion of the present utility model;

FIG. 3 is a schematic view of a portion of a receiving slot according to the present utility model;

FIG. 4 is a schematic top view of a reinforcement ring according to the present utility model;

fig. 5 is a schematic view of a reinforcement rib portion according to the present utility model.

In the figure: 1. prefabricating a pile body; 2. a first bracket; 3. a first arm; 4. a second arm; 5. a second bracket; 6. a round support disc; 7. a T-shaped rod; 8. a fixing clip hole; 9. a storage groove; 10. a T-shaped fixed clamping block; 11. a spring; 12. a reinforcing ring; 13. a first reinforcing rib; 14. and the second reinforcing ribs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Please refer to fig. 1, fig. 2 and fig. 3, an expanded-bottom concrete strong expanded pile, including prefabricated pile body 1, first support 2, first support 3 and second support 4, first support 2 is installed to the bottom of prefabricated pile body 1, first support 3 is installed through the axle to the outer wall of first support 2, second support 4 is installed through the axle to the bottom of first support 3, second support 5 is installed through the axle to the one end of second support 4, circular support 6 is installed to the outer wall of second support 5, T-shaped rod 7 is installed at the top of circular support 6, fixed clamping hole 8 is installed to the inner wall of prefabricated pile body 1, the top of T-shaped rod 7 is equipped with storage tank 9, T-shaped fixed fixture 10 is installed in the outer wall penetration of storage tank 9, and T-shaped fixed fixture 10 is relative to storage tank 9, spring 11 is installed to the outer wall of T-shaped fixed fixture 10, and prefabricated pile body 1 is used for improving pile forming efficiency, first support 2 is used for letting first support 3 and second support 5 is installed through the axle, circular support 5 is installed to the outer wall of second support 5, can be fixed to the expansion-bottom of pile body 1 through the expansion tank 7, and is realized to the expansion tank 7, and is fixed to the expansion tank 4 is realized to the expansion tank with the second support 4, and is fixed to the expansion tank is realized to the expansion tank is fixed to the fixed pile body 4, and is fixed to the expansion tank 1.

Referring to fig. 1, 4 and 5, the reinforcing ring 12 is installed on the inner wall of the precast pile body 1, the reinforcing ring 12 is located below the fixing hole 8, the first reinforcing rib 13 is installed on the inner wall of the reinforcing ring 12, the second reinforcing rib 14 is installed on the inner wall of the reinforcing ring 12, and the second reinforcing rib 14 is located below the first reinforcing rib 13, the reinforcing ring 12 can support the precast pile body 1 from the inside of the precast pile body 1, so as to maintain the shape of the precast pile body 1, the first reinforcing rib 13 is used for supporting the reinforcing ring 12, the second reinforcing rib 14 is used for supporting the reinforcing ring 12, and the first reinforcing rib 13 is vertically arranged with the second reinforcing rib 14, so that the shape of the reinforcing ring 12 is effectively maintained, thereby effectively preventing the precast pile body 1 from deforming, and realizing the strength of the reinforced expanded pile.

The pile body 1 is used for improving pile forming efficiency, the first support 2 is used for letting the first support arm 3 be connected with the pile body 1 for the axiality, the second support 5 is used for letting the second support arm 4 be connected with the round support disc 6 for the axiality, before the pile body 1 is planted in the drilling, this mechanism is the shrink state, accomplish the implantation of pile body 1 after, remove T type pole 7 to appointed position, first support arm 3 and second support arm 4 expand this moment, accomodate groove 9 and be used for accomodating T type fixture block 10, spring 11 can exert the thrust to T type fixture block 10, T type fixture block 10 can block into fixed draw-in hole 8, thereby accomplish the fixed to T type pole 7, can support the club-footed through first support arm 3 and second support arm 4, thereby keep the stability before the expanded bottom slip casting, realize effectively preventing to expand before the slip casting, reinforcing ring 12 can support it from prefabricating pile 1 inside, thereby keep the shape of pile body 1, first reinforcing rib 13 is used for supporting the reinforcing ring 12, second reinforcing ring 14 is used for supporting rib 14, thereby the effective deformation of pile body 1 is realized, thereby, the pile body is effectively deformed to the reinforcing ring is reinforced by the second reinforcing ring 13, thereby, the effect is realized, the pile body is effectively deformed, and the pile body is effectively 14 is deformed, and is effectively prevented.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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 utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a club-footed concrete strength expands stake, includes prefabricated pile body (1), first support (2), first support arm (3) and second support arm (4), its characterized in that: the bottom of the prefabricated pile body (1) is provided with a first support (2), the outer wall of the first support (2) is provided with a first support arm (3) through a shaft, the bottom end of the first support arm (3) is provided with a second support arm (4) through a shaft, one end of the second support arm (4) is provided with a second support (5) through a shaft, the outer wall of the second support (5) is provided with a round support disc (6), and the top of the round support disc (6) is provided with a T-shaped rod (7);

the inner wall of the prefabricated pile body (1) is provided with a fixing clamping hole (8).

2. A pile of expanded bottom concrete strength expansion according to claim 1, characterized in that: the top of T type pole (7) is equipped with accomodates groove (9).

3. A pile of expanded bottom concrete strength expansion according to claim 2, characterized in that: the outer wall of the storage groove (9) is penetrated and provided with a T-shaped fixed clamping block (10), and the T-shaped fixed clamping block (10) stretches relative to the storage groove (9).

4. A pile extension by force of expanded bottom concrete according to claim 3, wherein: the outer wall of the T-shaped fixed clamping block (10) is provided with a spring (11).

5. A pile of expanded bottom concrete strength expansion according to claim 1, characterized in that: the inner wall of the prefabricated pile body (1) is provided with a reinforcing ring (12), and the reinforcing ring (12) is positioned below the fixing clamping hole (8).

6. A pile extension by force of under-reamed concrete as claimed in claim 5, wherein: the inner wall of the reinforcing ring (12) is provided with a first reinforcing rib (13).

7. A pile extension by force of under-reamed concrete as claimed in claim 5, wherein: the second reinforcing ribs (14) are arranged on the inner wall of the reinforcing ring (12), and the second reinforcing ribs (14) are located below the first reinforcing ribs (13).