Turnover type floor pile cap structure

Abstract

The utility model discloses a turnover type terrace pile cap structure, which belongs to the technical field of building construction and comprises a base mold and a pile cap, the base mold is arranged in a foundation pit, the pile cap is arranged in the base mold, the base mold comprises a mold frame, a base plate and a bottom platform, the mold frame is in a frustum shape, the base plate is arranged on the side wall of the mold frame, and the bottom platform is arranged on the base plate. The bottom table is arranged at the bottom of the formwork, the sectional area of the bottom of the formwork is smaller than that of the top of the formwork, the foundation pit can be used for the soft ground through block installation and pre-forming, the structure is simple, and the strength is reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, specifically relates to a turnover type terrace pile pile cap structure. BACKGROUND

[0002] When building construction, the foundation needs to be built first, the terrace pile pile cap structure is arranged on the surface of the foundation, and the traditional brick membrane is used for construction, and the terrace pile pile cap constructed by the brick membrane has the following obvious shortcomings: low construction efficiency and high cost: the construction of the brick membrane includes multiple links such as masonry and plastering, the process flow is complicated, which leads to low overall construction efficiency, at the same time, a large amount of manual work is needed for masonry and plastering operation, the labor cost is relatively high, and the price of mortar and brick masonry materials is relatively high, which increases the overall construction cost; long construction period: the next process construction can be carried out only after the strength of the masonry mortar reaches, which leads to the extension of the construction period, and in rainy days or when the underground water level is high, the brick membrane construction may not be carried out, which further prolongs the construction period; large construction difficulty: it is difficult to carry out brick membrane construction on the foundation with poor soil quality (such as silt clay), and it is easy to fall, the brick membrane is not easy to control in the construction of the inverted edge platform, which may affect the overall structure size precision; environmental protection and safety problems: the brick membrane construction will produce a large amount of construction waste, which is not conducive to environmental protection. There are certain safety risks in the process of masonry and plastering operation, and additional safety measures need to be taken, and a turnover type terrace pile structure is needed to improve the construction efficiency and reduce the construction difficulty. SUMMARY

[0003] The utility model aims at providing a turnover type terrace pile pile cap structure, which solves the problems of low construction efficiency and large construction difficulty of the existing foundation.

[0004] To achieve the above-mentioned utility model purposes, the technical scheme adopted by the utility model is as follows:

[0005] A turnover type terrace pile pile cap structure, comprising a base mold and a pile cap, the base mold is arranged in a foundation pit, the pile cap is arranged in the base mold, the base mold comprises a mold frame, a base plate and a bottom platform, the mold frame is arranged in the shape of a truncated cone, the base plate is arranged on the side wall of the mold frame, the bottom platform is arranged at the bottom of the mold frame, the cross-sectional area of the bottom of the mold frame is smaller than that of the top of the mold frame, and the foundation pit can be used for soft ground by block installation and preforming, which is simple in structure and reliable in strength.

[0006] Further, the mold frame comprises a lifting ring, one end of the lifting ring is connected to the corner of the top of the mold frame, the other end of the lifting ring extends outwardly from the mold frame, and the lifting ring is used for quick movement and installation.

[0007] Further, the side wall and bottom wall of the bottom base are provided with the base plate, and the bottom wall of the bottom base is provided with a through hole for connecting the steel bars in the foundation.

[0008] Further, the pile cap comprises a top frame, a bottom frame and a framework, the top frame and the bottom frame are connected by the framework to form a frustum, and the sectional area of the top frame is larger than that of the bottom frame, so as to improve the strength of the formed pile foundation.

[0009] Further, the pile cap comprises a top frame, a bottom frame and a framework, the top frame and the bottom frame are connected by the framework to form a frustum, and the sectional area of the top frame is larger than that of the bottom frame, so as to improve the strength of the formed pile foundation.

[0010] As preferred, the extension part is arranged in a curved shape to improve the anti-seismic capability.

[0011] As preferred, a curing layer is further included, which is attached to the pile cap and arranged in the base mold, so that the base mold and the pile cap are integrated.

[0012] As preferred, a bottom mold is further included, which is used for constructing the foundation pit and can be reused, so as to be convenient to use.

[0013] As more preferred, the bottom mold comprises a support frame and a baffle, the baffle is arranged on the side wall and bottom wall of the support frame, and the shape of the support frame is the same as that of the mold frame, so as to level the inner wall of the foundation pit and facilitate subsequent installation and use.

[0014] As more preferred, a fixing member is further included, which is arranged on the side wall of the foundation pit and has one end extending into the space between the base mold and the pile cap, so as to improve the connection strength between the terrace pile cap structure and the foundation pit.

[0015] The terrace pile cap structure has the advantages that:

[0016] (1) The base mold and the pile cap are arranged on the terrace pile cap structure, the base mold can be directly installed by a pressing machine after the foundation pit is pressed out, the base mold is large at the top and small at the bottom, has stable structure, is convenient to put into the foundation pit, is subjected to uniform force on four sides and is not easy to deform, the pile cap is arranged in the base mold and is used for reinforcing the pile structure, and the pile cap is used for connecting the terrace steel plate on the foundation after pouring the curing layer, so that the construction is simple and suitable for operation in soft soil areas.

[0017] (2) The base mold is used for pressing out the foundation pit, the base mold is driven by the pressing machine and can be reused, so as to reduce the construction cost, the base mold is installed in blocks and the foundation pit is pre-formed, so as to improve the mechanization degree, reduce the labor intensity of personnel and improve the construction safety. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The isometric view of the turnover type floor pile cap structure is provided in the utility model;

[0019] Figure 2 The plan view of the turnover type floor pile cap structure is provided in the utility model;

[0020] Figure 3 The section view of the turnover type floor pile cap structure is provided in the utility model;

[0021] Figure 4 The isometric view of the base mould is provided in the utility model;

[0022] Figure 5 The plan view of the base mould is provided in the utility model;

[0023] Figure 6 The isometric view of the bottom mould is provided in the utility model;

[0024] Figure 7 The plan view of the bottom mould is provided in the utility model;

[0025] Figure 8 The stress analysis diagram of the floor pile cap structure is provided in the utility model.

[0026] Reference signs:

[0027] 1, foundation pit; 2, pile cap; 21, top frame; 22, lead-out part; 23, bottom frame; 24, framework; 3, base mould; 31, base plate; 32, mould frame; 33, bottom table; 34, lifting ring; 35, through hole; 4, bottom mould; 41, baffle; 42, support frame; 5, solidified layer. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] As Figures 1-8As shown, the embodiment discloses a turnover type terrace pile cap structure, which comprises a base mold 3 and a pile cap 2, the base mold 3 is arranged in a foundation pit 1, the pile cap 2 is arranged in the base mold 3, the base mold 3 comprises a mold frame 32, a base plate 31 and a bottom platform 33, the mold frame 32 is arranged in a frustum shape, the base plate 31 is arranged on the side wall of the mold frame 32, and the bottom platform 33 is arranged at the bottom of the mold frame 32, the cross-sectional area of the bottom of the mold frame 32 is smaller than that of the top of the mold frame 32, the four sides of the base mold 3 are subjected to uniform force from top to bottom, so that the fixation is firm, the pile cap 2 is used for connecting the reinforcing bars of the terrace surface, so that the whole terrace pile is integrated, and can be used in soft soil, and the foundation pit 1 is installed in blocks and preformed, so that the on-site construction is convenient.

[0030] Preferably, the base mold 3 and the pile cap 2 are made of reinforcing bars and steel plates through cutting, assembling and welding, so that the production is convenient and can be made on site, and the use cost is low.

[0031] Further, the mold frame 32 comprises a lifting ring 34, one end of the lifting ring 34 is connected to the corner of the top of the mold frame 32, and the other end of the lifting ring 34 extends outwardly from the mold frame 32, the lifting ring 34 is used for installing a lifting hook when hoisting, and the lifting ring 34 is arranged on each corner of the mold frame 32, so that the mold frame 32 is convenient to move during installation.

[0032] Further, the side wall and the bottom wall of the bottom platform 33 are provided with the base plate 31, and the bottom wall of the bottom platform 33 is provided with a through hole 35, the through hole 35 is used for pressure relief when the base mold 3 is installed to the foundation pit 1, so as to ensure the accuracy of the installation position, and is also used for connecting the reinforcing bar column at the bottom of the foundation pit 1, so as to improve the overall strength of the terrace pile.

[0033] Further, the pile cap 2 comprises a top frame 21, a bottom frame 23 and a skeleton 24, the top frame 21 and the bottom frame 23 are connected by the skeleton 24 to form a frustum shape, and the cross-sectional area of the top frame 21 is larger than that of the bottom frame 23, so as to support the base mold 3 and fill the concrete in the base mold 3, and improve the strength of the whole terrace pile.

[0034] Further, the pile cap 2 comprises a leading-out portion 22, one end of the leading-out portion 22 is connected to the side surface of the top frame 21, and the other end of the leading-out portion 22 extends outwardly from the top frame 21, the leading-out portion 22 and the top frame 21 are arranged on the same plane, the leading-out portion 22 extends to the outside of the foundation pit 1, and the leading-out portion 22 is connected to the foundation outside, so as to expand the coverage area and improve the anti-seismic capacity of the terrace pile.

[0035] Preferably, the leading-out portion 22 is arranged in a curved shape, so as to improve the connection strength between the terrace pile and the outside.

[0036] Preferably, the structure further comprises a curing layer 5, the curing layer 5 is attached to the pile cap 2, the curing layer 5 is arranged in the base mold 3, and is used for curing the base mold 3 and the pile cap 2 as a whole to form a terrace pile.

[0037] Preferably, the bottom die 4 is further included for use in constructing the foundation pit 1, which can level and compact the soil on the bottom and side surfaces of the foundation pit 1, and improve the bearing capacity.

[0038] More preferably, the bottom die 4 comprises a support frame 42 and a baffle 41, the baffle 41 is arranged on the side wall and bottom wall of the support frame 42, the shape of the support frame 42 is the same as that of the die frame 32, which is used for quickly forming the foundation pit 1 and tamping.

[0039] More preferably, the fixing member is further included, which is arranged on the side wall of the foundation pit 1, one end of the fixing member extends into the space between the base die 3 and the pile cap 2, and the fixing member is used to improve the connection strength between the foundation pit 1 and the ground pile.

[0040] The construction process of the turnover type pile cap structure is as follows:

[0041] Measurement and positioning: according to the design requirements, the measurement and positioning are performed by using a total station, the position of the pile cap to be excavated is determined, and clear layout marks are set to ensure that the parameters such as the position, size and depth of the excavation are completely consistent with the design requirements; Excavation: the excavator is used to dig a roughly shaped pit on the compacted soil surface, and damage to the pile cap is avoided; The bottom die 4 of the turnover type pile cap is placed and backfilled and compacted in blocks: the entire pile coverage range is divided into blocks, the secondary compaction route of the road roller is determined, the prepared bottom die 4 of the turnover type pile cap is placed on both sides of the secondary compaction route by using a crane, and the soil or filling material on the site is compacted by the gravity and vibration of the road roller; After the pile cap structure on both sides of the secondary compaction route is compacted by the road roller, the pile cap structure is further tamped by using a tamper, so as to improve the soil compactness; The bottom die 4 of the turnover type pile cap is pulled out by using a machine, the reinforcing members are driven into the bottom and four sides of the backfilled foundation pit 1, the exposed reinforcing members have the same length and are equal to the thickness of the cushion, and then the base die 3 is placed in the foundation pit 1 as a mold for the cushion; Pouring the cushion: the concrete is uniformly poured into the base die 3, and then the surface of the poured cushion is smoothed; Pile cap 2 binding: the pile cap 2 is bent and formed; Pile cap 2 and ground slab reinforcement binding: the pile cap 2 is installed in the base die 3; Main reinforcement connection: the pile cap 2 and the ground slab reinforcement are bound, so that the pile cap structure and the ground slab are fixedly connected, and a stable foundation is formed.

[0042] According to the disclosure and teaching of the above description, those skilled in the art of the present application can also make changes and modifications to the above embodiments. Therefore, the present application is not limited to the specific embodiments disclosed and described above, and some modifications and changes of the present application should also fall within the protection scope of the claims of the present application. In addition, although some specific terms are used in the specification, these terms are only for convenience of description and do not constitute any limitation on the present application.

Claims

1. A turnover pile cap structure for a floor slab, comprising a base mold (3) and a pile cap (2), the base mold (3) is arranged in a foundation pit (1), and the pile cap (2) is arranged in the base mold (3), characterized in that: The base mold (3) comprises a mold frame (32), a base plate (31) and a bottom base (33), the mold frame (32) is arranged in a frustum shape, the base plate (31) is arranged on the side wall of the mold frame (32), and the bottom base (33) is arranged at the bottom of the mold frame (32), and the cross-sectional area of the bottom of the mold frame (32) is smaller than that of the top of the mold frame (32).

2. The turnover type pile cap structure according to claim 1, characterized in that: The mold frame (32) comprises a lifting ring (34), one end of the lifting ring (34) is connected to the corner of the top of the mold frame (32), and the other end of the lifting ring (34) extends outwardly from the mold frame (32).

3. The turnover type pile cap structure according to claim 2, characterized in that: The side wall and the bottom wall of the bottom base (33) are provided with the base plate (31), and the bottom wall of the bottom base (33) is provided with a through hole (35).

4. The turnover type pile cap structure according to claim 3, characterized in that: The pile cap (2) comprises a top frame (21), a bottom frame (23) and a skeleton (24), the top frame (21) and the bottom frame (23) are connected by the skeleton (24) to form a frustum shape, and the cross-sectional area of the top frame (21) is larger than that of the bottom frame (23).

5. The turnover type pile cap structure according to claim 4, characterized in that: The pile cap (2) comprises a lead-out part (22), one end of the lead-out part (22) is connected to the side of the top frame (21), the other end extends outwardly from the top frame (21), and the lead-out part (22) is arranged in the same plane as the top frame (21).

6. The turnover type pile cap structure according to claim 5, characterized in that: The lead-out part (22) is arranged in a curved shape.

7. The turnover type pile cap structure according to claim 1, characterized in that: It further comprises a curing layer (5), the curing layer (5) is attached to the pile cap (2), and the curing layer (5) is arranged in the base mold (3).

8. The turnover type pile cap structure according to claim 1, characterized in that: It further comprises a bottom mold (4) for constructing the foundation pit (1).

9. The turnover type pile cap structure according to claim 8, characterized in that: The bottom mold (4) comprises a support frame (42) and a baffle (41), the baffle (41) is arranged on the side wall and the bottom wall of the support frame (42), and the shape of the support frame (42) is the same as that of the mold frame (32).

10. The turnover type pile cap structure according to any one of claims 1-9, characterized in that: It further comprises a fixing member arranged on the side wall of the foundation pit (1), one end of the fixing member extends into the space between the base mold (3) and the pile cap (2).

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