阅读说明：本技术 一种预制混凝土t形柱杯口基础 (Precast concrete T shape post rim of a cup basis ) 是由 曹青 张亚齐 侯立群 殷炳帅 董磊 王宽 翟玉新 孙玉龙 陈月平 于 2021-01-07 设计创作，主要内容包括：本发明公开了一种预制混凝土T形柱杯口基础,包括预制混凝土杯口基础、预制混凝土T形柱、基础顶部焊接钢筋网、基础底部双向钢筋、细石混凝土填充料、局部加强暗柱,基础垫层；所述预制混凝土T形柱杯口基础沿竖向呈三级台阶状,整体平面呈方形,左右对称布置。本预制混凝土T形柱杯口基础组件是实现中低层全装配式混凝土建筑体系的重要组成部分,实现预制T形竖向构件(柱)直接承插连接,代替质量较难控制的灌浆套筒连接方式。本预制混凝土T形柱杯口基础组件可以在工厂加工运到现场进行吊装安装,工业化程度高,现场安装方便,且施工现场整洁、施工工期短,有良好的经济效益和社会效益,适合推广使用。(The invention discloses a prefabricated concrete T-shaped column cup foundation which comprises a prefabricated concrete cup foundation, a prefabricated concrete T-shaped column, a foundation top welded reinforcing mesh, foundation bottom bidirectional reinforcing steel bars, fine aggregate concrete fillers, local reinforcing hidden columns and a foundation cushion layer, wherein the prefabricated concrete T-shaped column is welded on the foundation top; the prefabricated concrete T-shaped column cup opening foundation is in a three-stage step shape along the vertical direction, and the whole plane is square and is arranged in a bilateral symmetry mode. The prefabricated concrete T-shaped column cup opening foundation assembly is an important component for realizing a middle-low-rise full-assembly type concrete building system, realizes direct socket joint connection of prefabricated T-shaped vertical components (columns), and replaces a grouting sleeve connection mode with quality difficult to control. The prefabricated concrete T-shaped column cup opening foundation assembly can be processed and transported to the site in a factory for hoisting and installation, is high in industrialization degree, convenient to install on the site, clean and tidy in construction site, short in construction period, good in economic benefit and social benefit and suitable for popularization and use.)

1. The utility model provides a precast concrete T shape post rim of a cup basis which characterized in that: the prefabricated concrete cup-shaped column comprises a prefabricated concrete cup-shaped foundation (1), a prefabricated concrete T-shaped column (2), a welded reinforcing mesh (3) at the top of the foundation, bidirectional reinforcing steel bars (4) at the bottom of the foundation, fine aggregate concrete filling materials (5), local reinforcing hidden columns (6) and a foundation cushion layer (7); the prefabricated concrete cup foundation (1), the foundation top welding reinforcing mesh (3), the foundation bottom bidirectional reinforcing steel bars (4) and the local reinforcing hidden columns (6) form a main structure of the prefabricated concrete T-shaped column cup foundation, a foundation cushion layer (7) is arranged at the bottom of the prefabricated concrete cup foundation (1), the prefabricated concrete T-shaped column (2) is inserted into a T-shaped groove formed in the prefabricated concrete cup foundation (1), the foundation top welding reinforcing mesh (3) is arranged at the upper end of the cup foundation (1), the foundation bottom bidirectional reinforcing steel bars (4) are arranged at the lower end of the prefabricated concrete cup foundation (1), a gap between the T-shaped groove formed in the prefabricated concrete cup foundation (1) and the prefabricated concrete T-shaped column (2) is filled with a fine aggregate concrete filler (5), the local reinforcing hidden columns (6) are further arranged inside the prefabricated concrete cup foundation (1), and the local reinforcing hidden columns (6) are respectively positioned at two sides of the precast concrete T-shaped column (2).

2. The precast concrete T-shaped column cup foundation of claim 1, wherein: the middle cup opening of the precast concrete cup opening foundation (1) is T-shaped, is arranged in bilateral symmetry, is in a three-stage step shape along the vertical direction, and has a square overall outline.

3. The precast concrete T-shaped column cup foundation of claim 1, wherein: the T-shaped precast concrete column (2) is directly inserted into the precast concrete cup foundation (1) in a socket mode, and fine aggregate concrete filler (5) is filled and compacted at the periphery of the T-shaped precast concrete column to achieve rapid anchoring of the T-shaped precast concrete column (2).

4. The precast concrete T-shaped column cup foundation of claim 1, wherein: the foundation pad layer (7) is a cast-in-place part, cement mortar is laid on the foundation pad layer, and the connection and leveling between the cup-mouth foundation (1) and the pad layer are realized in a mortar setting mode.

5. The precast concrete T-shaped column cup foundation of claim 1, wherein: local reinforcing hidden columns (6) are arranged on two sides of a T-shaped internal corner of the precast concrete cup foundation (1).

Technical Field

The invention relates to a precast concrete cup foundation, in particular to a precast concrete T-shaped column cup foundation, and belongs to the technical field of prefabricated concrete structures.

Background

The cup-shaped foundation is also called a cup mouth foundation and is one of independent foundations. When the upper structure of the building is supported by a frame structure or a single-layer bent and portal structure, the foundation is usually a square or rectangular single foundation, which is called an independent foundation or a column foundation. The independent foundation is a basic form of the foundation under the column, when the column adopts prefabricated parts, the foundation is made into a cup shape, and then the column is inserted and embedded in the cup, so the cup-shaped foundation is called.

When current adoption assembled reinforced concrete post, the mode of cast-in-place construction is generally adopted to the structure basis, consequently can cause the time limit for a project extension when the site operation, influences the process of construction, and if carry out the operation simultaneously, then can cause the concrete column position of pouring to appear the deviation, and then influences subsequent construction, based on this, this application provides a precast concrete T shape post rim of a cup basis.

Disclosure of Invention

The invention aims to solve the problems and provide a prefabricated concrete T-shaped column cup-mouth foundation.

The invention realizes the purpose through the following technical scheme: a prefabricated concrete T-shaped column cup foundation comprises a prefabricated concrete cup foundation, a prefabricated concrete T-shaped column, a steel bar mesh welded on the top of the foundation, bidirectional steel bars at the bottom of the foundation, fine aggregate concrete fillers, local reinforcing hidden columns and a foundation cushion layer; the prefabricated concrete cup foundation, the reinforcing mesh welded on the top of the foundation, the bidirectional reinforcing steel bars at the bottom of the foundation and the local reinforcing hidden column form a main body structure of the prefabricated concrete T-shaped column cup foundation, the bottom of the precast concrete cup foundation is provided with a foundation cushion layer, the precast concrete T-shaped column is inserted into a T-shaped groove arranged on the precast concrete cup foundation, the upper end of the precast concrete cup foundation is provided with a foundation top welding reinforcing mesh, the lower end of the precast concrete cup foundation is provided with a foundation bottom bidirectional reinforcing bar, the gap between the T-shaped groove arranged on the precast concrete cup foundation and the precast concrete T-shaped column is filled with fine aggregate concrete filler, the inside of precast concrete cup mouth basis still is provided with local and strengthens the hidden post, just local enhancement hidden post is located the both sides of precast concrete T shape post respectively.

As a still further scheme of the invention: the middle cup opening of the precast concrete cup opening foundation is T-shaped, is arranged in a bilateral symmetry mode, is in a three-stage step shape along the vertical direction, and is square in overall outline.

As a still further scheme of the invention: the T-shaped precast concrete column is directly inserted into the precast concrete cup foundation, and the periphery of the T-shaped precast concrete column is densely filled with fine aggregate concrete filler, so that the T-shaped precast concrete column is quickly anchored.

As a still further scheme of the invention: the foundation cushion layer is a cast-in-place part, cement mortar with a certain thickness is laid on the foundation cushion layer, and the connection and leveling of the precast concrete cup foundation and the cushion layer are realized in a mortar setting mode.

As a still further scheme of the invention: local reinforcing hidden columns are arranged on two sides of the T-shaped internal corner of the prefabricated concrete cup mouth foundation, so that the overall strength and rigidity of the foundation are enhanced.

The invention has the beneficial effects that: this precast concrete T shape post rim of a cup basis reasonable in design, precast concrete T shape post rim of a cup basis subassembly is the important component part that realizes the full assembled concrete building system of well low-rise, realizes that prefabricated T shape vertical component (post) directly socket joint connects, replaces the difficult control's of quality grout muffjoint mode. The prefabricated concrete T-shaped column cup opening foundation assembly can be processed and transported to the site in a factory for hoisting and installation, is high in industrialization degree, convenient to install on the site, clean and tidy in construction site, short in construction period, good in economic benefit and social benefit and suitable for popularization and use.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic view of the basic components of the present invention;

FIG. 3 is a schematic view of the top rebar placement of the present invention;

FIG. 4 is a schematic cross-sectional view of the present invention taken along line A-A.

In the figure: 1. the method comprises the following steps of prefabricating a concrete cup foundation, 2, prefabricating a concrete T-shaped column, 3, welding a reinforcing mesh on the top of the foundation, 4, bidirectional reinforcing steel bars at the bottom of the foundation, 5, fine aggregate concrete filling materials, 6, locally reinforcing hidden columns, 7 and a foundation cushion layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, a prefabricated concrete T-shaped column cup foundation comprises a prefabricated concrete cup foundation 1, a prefabricated concrete T-shaped column 2, a foundation top welded reinforcement mesh 3, foundation bottom bidirectional reinforcements 4, fine stone concrete fillers 5, local reinforced hidden columns 6 and a foundation cushion layer 7; the prefabricated concrete cup foundation 1, the welded reinforcing mesh 3 at the top of the foundation, the bidirectional reinforcing steel 4 at the bottom of the foundation and the local reinforcing hidden column 6 form the main structure of the prefabricated concrete T-shaped column cup foundation, the bottom of the precast concrete cup foundation 1 is provided with a foundation cushion layer 7, the precast concrete T-shaped column 2 is inserted into a T-shaped groove arranged on the precast concrete cup foundation 1, the upper end of the precast concrete cup foundation 1 is provided with a foundation top welding reinforcing mesh 3, the lower end of the precast concrete cup foundation 1 is provided with a foundation bottom bidirectional reinforcing steel bar 4, the gap between the T-shaped groove formed on the precast concrete cup rim foundation 1 and the precast concrete T-shaped column 2 is filled with fine aggregate concrete filler 5, the inside of precast concrete cup foundation 1 still is provided with local blind column 6 of strengthening, just local blind column 6 of strengthening is located the both sides of precast concrete T shape post 2 respectively.

In the embodiment of the invention, the middle cup opening of the precast concrete cup opening foundation 1 is T-shaped, is arranged in a bilateral symmetry mode, is in a three-stage step shape along the vertical direction, and has a square overall outline.

In the embodiment of the invention, the precast concrete T-shaped column 2 is directly inserted into the precast concrete cup foundation 1, and the periphery is densely filled with the fine aggregate concrete filler 5, so that the rapid anchoring of the precast concrete T-shaped column 2 is realized.

In the embodiment of the invention, the foundation pad layer 7 is a cast-in-place part, cement mortar with a certain thickness is paved on the foundation pad layer, and the connection and leveling between the precast concrete cup foundation 1 and the pad layer are realized in a mortar setting mode.

In the embodiment of the invention, local reinforcing hidden columns 6 are arranged on two sides of the T-shaped internal corner of the precast concrete cup foundation 1, so that the overall strength and rigidity of the foundation are enhanced.

The working principle is as follows: when the prefabricated concrete T-shaped column cup foundation is used, concrete is poured at the bottom of the prefabricated concrete cup foundation 1 to form a foundation cushion layer 7, the prefabricated concrete cup foundation 1 is connected with the cushion layer and leveled in a mortar sitting mode, then the prefabricated concrete T-shaped column 2 is directly inserted into the prefabricated concrete cup foundation 1, the periphery of the prefabricated concrete T-shaped column is tightly filled with the fine aggregate concrete filler 5, and the quick anchoring of the prefabricated concrete T-shaped column 2 is realized.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.