阅读说明：本技术 一种拼接式墙下装配式条形基础及其施工方法 (Spliced type under-wall assembly type strip foundation and construction method thereof ) 是由 朱彦鹏 赵钰 杜晓涛 杨校辉 赵壮福 吴林平 滕振银 吕向向 杜一博 段新国 王 于 2021-07-16 设计创作，主要内容包括：本发明公开了一种拼接式墙下装配式条形基础,包括标准条形基础、条形基础直角接头、条形基础T形接头和条形基础十字接头四种标准件,其标准条形基础分为凸柱式标准条形基础和凹槽式标准条形基础,所述凸柱式标准条形基础底面的为矩形,基础顶面纵向两端居中处设有凸柱,所述凹槽式标准条形基础的底面与凸柱式标准条形基础的底面相同,其基础顶面纵向两端居中处向内凹陷了一个尺寸高度与凸柱式标准条形基础上凸柱相同的凹槽,凸柱式标准条形基础与凹槽式标准条形基础通过凸柱与凹槽相互拼接实现相邻条形基础的连接。本方法操作简单,施工成本低,能够有效缩短低层建筑的建设工期并降低其建造成本。(The invention discloses a spliced type under-wall assembled strip foundation which comprises four standard parts, namely a standard strip foundation, a strip foundation right-angle joint, a strip foundation T-shaped joint and a strip foundation cross joint, wherein the standard strip foundation is divided into a convex column type standard strip foundation and a groove type standard strip foundation, the bottom surface of the convex column type standard strip foundation is rectangular, a convex column is arranged at the middle part of the longitudinal two ends of the top surface of the foundation, the bottom surface of the groove type standard strip foundation is the same as the bottom surface of the convex column type standard strip foundation, a groove with the same size and height as the convex column on the convex column type standard strip foundation is inwards sunken at the middle part of the longitudinal two ends of the top surface of the foundation, and the convex column type standard strip foundation and the groove type standard strip foundation are spliced with each other through the convex column and the groove to realize the connection of the adjacent strip foundations. The method is simple to operate and low in construction cost, and can effectively shorten the construction period of the low-rise building and reduce the construction cost of the low-rise building.)

1. The utility model provides an assembled bar basis under concatenation formula wall which characterized in that: comprises four standard parts, namely a standard strip foundation (a), a strip foundation right-angle joint (3), a strip foundation T-shaped joint (4) and a strip foundation cross joint (5), wherein the standard strip foundation (a) is divided into a convex column type standard strip foundation (1) and a groove type standard strip foundation (2), the bottom surface of the convex column type standard strip-shaped foundation (1) is rectangular, convex columns (6) are arranged in the middle of the longitudinal two ends of the top surface of the foundation, the bottom surface of the groove type standard strip foundation (2) is the same as that of the convex column type standard strip foundation (1), the vertical both ends of its basis top surface are inside sunken one size height and protruding post (6) the same recess (7) on convex column formula standard bar basis (1) placed in the middle, and convex column formula standard bar basis (1) and recess formula standard bar basis (2) realize the connection of adjacent bar basis through convex column (6) and recess (7) concatenation each other.

2. The spliced type wall-mounted strip foundation as claimed in claim 1, wherein: the bar basis right angle connect (3), bar basis T shape connect (4) and bar basis cross connects the basis bottom surface of (5) and is the square, the top surface of the basis that bar basis right angle connects (3) sets up a recess (7) respectively in adjacent two right-angle sides department, the center department of basis is provided with constructional column (9).

3. The spliced type wall-mounted strip foundation as claimed in claim 1, wherein: the lifting device is characterized in that a group of lifting rings (8) are symmetrically arranged on the convex column type standard strip foundation (1), the groove type standard strip foundation (2), the strip foundation right-angle connector (3), the strip foundation T-shaped connector (4) and the strip foundation cross connector (5).

4. The spliced type wall-mounted strip foundation as claimed in claim 1, wherein: the three longitudinal directions of the basic top surface of the strip basic T-shaped joint (4) are provided with a groove (7).

5. The spliced type wall-mounted strip foundation as claimed in claim 1, wherein: the four directions of the top surface of the base of the strip-shaped base cross joint (5) are provided with a groove (7).

6. The spliced type wall-mounted strip foundation as claimed in claim 1, wherein: the size of the groove (7) on the bar foundation right-angle joint (3), the bar foundation T-shaped joint (4) and the bar foundation cross joint (5) is the same as the size of the convex column (6) on the convex column type standard bar foundation (1), and the groove (7) on the bar foundation right-angle joint (3), the bar foundation T-shaped joint (4) and the bar foundation cross joint (5) are connected with the convex column (6) on the convex column type standard bar foundation (1) to form a foundation beam.

7. A construction method of a spliced type under-wall assembly type strip foundation is characterized by comprising the following steps: the construction steps are as follows:

a) digging a foundation pit at a specified position according to a construction drawing;

b) tamping and leveling the bottom surface of the foundation pit by using a tamping machine;

c) placing the basic standard components in the foundation pit according to the sequence required by the drawing;

d) paving a cement mortar transition layer on the cushion layer, and hoisting the standard strip foundation (a) by using a machine or manually installing the standard strip foundation (a);

e) adjusting the positions of each standard strip foundation (a), each strip foundation right-angle joint (3), each strip foundation T-shaped joint (4) and each strip foundation cross joint (5) to effectively connect the convex column (6) with the groove (7) and enable the convex column and the groove to meet the design requirements;

f) and pouring fine sand concrete at the splicing opening after splicing.

Technical Field

The invention belongs to the technical field of building construction engineering, and particularly relates to a spliced type under-wall assembly type strip foundation and a construction method thereof.

Background

Nowadays, with the high-speed development of national economy and the continuous improvement of national importance degree on rural areas, the development speed of rural areas is faster and faster, and the demand on buildings is increasing day by day. The rural building is mainly a low-rise building (mostly one or two layers), the building mode is mostly brick laying and on-site concrete pouring, the two building modes are the most mature, but a large amount of labor is consumed, the building period is very long, especially under the condition that the quantity of green and strong labor in the rural area is obviously reduced, the majority of practitioners is middle-aged labor in the age of fifty, the construction period is further prolonged, and the building cost is obviously increased.

The spliced foundation is a building foundation manufactured in an industrialized production mode, namely the foundation of a house building is prefabricated in a factory outside a construction site, then is transported to the construction site for splicing, and then a corresponding wall body is fixed on the spliced foundation. Thereby reducing labor and reducing material waste; the construction period is shortened, and the construction process is accelerated; the construction cost is reduced.

Disclosure of Invention

The spliced type under-wall assembly type strip foundation and the construction method thereof are simple to operate and low in construction cost, and can effectively shorten the construction period of a low-rise building and reduce the construction cost of the low-rise building.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an assembled bar basis under concatenation formula wall includes four kinds of standard parts of standard bar basis, bar basis right angle joint, bar basis T shape joint and bar basis cross, and its standard bar basis divide into projection formula standard bar basis and recess formula standard bar basis, the rectangle that is of projection formula standard bar basis bottom surface, the vertical both ends of basis top surface department of placing in the middle is equipped with the projection, the bottom surface of recess formula standard bar basis is the same with the bottom surface of projection formula standard bar basis, and the vertical both ends of its basis top surface department of placing in the middle inwards caves in a size height and the same recess of projection formula standard bar basis goes up the projection, and projection formula standard bar basis and recess formula standard bar basis realize being connected of adjacent bar basis through projection and recess mutual concatenation.

Preferably, the basic bottom surface that bar basis right angle connect, bar basis T shape connect and bar basis cross connect be the square, the top surface of the basis that bar basis right angle connects sets up a recess respectively in two adjacent right-angle sides punishment, the center department of basis is provided with the constructional column.

Preferably, the convex column type standard strip foundation, the groove type standard strip foundation, the strip foundation right-angle joint, the strip foundation T-shaped joint and the strip foundation cross joint are symmetrically provided with a group of hanging rings.

Preferably, a groove is formed in the top surface of the base of the strip-shaped base cross joint in four directions.

Preferably, a groove is formed in the top surface of the strip-shaped base T-shaped joint in the three longitudinal directions.

Preferably, bar basis right angle connect, bar basis T shape connect and bar basis cross connect go up the size of recess all with the projection on the projection formula standard bar basis the same size, according to actual demand, bar basis right angle connects, bar basis T shape connects and the recess on the bar basis cross connect and the projection interconnect on the projection formula standard bar basis forms basic roof beam.

A construction method of a spliced type under-wall assembly type strip foundation comprises the following steps:

a) digging a foundation pit at a specified position according to a construction drawing;

b) tamping and leveling the bottom surface of the foundation pit by using a tamping machine;

c) placing the basic standard components in the foundation pit according to the sequence required by the drawing;

d) paving a cement mortar transition layer on the cushion layer, and hoisting the standard strip foundation by using a machine or manually installing the standard strip foundation;

e) adjusting the positions of each standard strip foundation, the right-angle joint of the strip foundation, the cross joint of the strip foundation and the T-shaped joint of the strip foundation to effectively connect the convex column and the groove and enable the convex column and the groove to meet the design requirements;

f) pouring fine sand concrete into the splicing opening after splicing;

compared with the prior art, the invention has the beneficial effects that: 1. the basic standard component is produced in a factory and then sent to a site for installation, constructors only need to conduct guiding operation and do not need to conduct material mixing operation manually, workload, working strength and the number of constructors can be obviously reduced, compared with a traditional building mode that a construction period is calculated by taking months as a unit, the construction process can be completely finished by only 2-3 days, and the construction period is obviously shortened. Under the condition that the construction period, the workload and the labor cost are all reduced, the construction cost can be greatly reduced, and the requirements of rural buildings on cost and time are met better.

2. The adjacent base standard parts are fixed by the grooves and the convex columns, so that the base standard parts can be effectively prevented from shaking and shifting, the upper surface of the spliced base tends to be flat, the spliced base does not incline, and the fixing precision of a subsequent spliced wall body is ensured.

Drawings

FIG. 1 is a schematic structural diagram of a convex pillar type standard strip foundation 1 according to the present invention;

FIG. 2 is a schematic structural diagram of a standard strip foundation 2 with a concave groove according to the present invention;

FIG. 3 is a schematic diagram of a splicing structure of a convex column type standard strip foundation 1 and a groove type standard strip foundation 2;

FIG. 4 is a schematic structural diagram of a strip-shaped basic right-angle connector 3 of the invention;

FIG. 5 is a schematic view of the construction of the strip-shaped basic T-joint 4 of the invention;

FIG. 6 is a schematic structural view of a bar-type basic cross joint 5 of the present invention;

fig. 7 is a schematic diagram of the splicing structure of the foundation beam in this embodiment.

In the figure: the device comprises a convex column type standard strip foundation 1, a groove type standard strip foundation 2, a strip foundation right-angle joint 3, a strip foundation T-shaped joint 4, a strip foundation cross joint 5, a convex column 6, a groove 7, a hanging ring 8 and a constructional column 9.

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.

Example (b): referring to fig. 1-6, a spliced wall-mounted strip foundation comprises four standard parts, namely a standard strip foundation a, a strip foundation right-angle joint 3, a strip foundation T-shaped joint 4 and a strip foundation cross joint 5, wherein the standard strip foundation a is divided into a convex column type standard strip foundation 1 and a groove type standard strip foundation 2, the bottom surface of the convex column type standard strip foundation 1 is a rectangle (A < B) with the transverse dimension of A being B, and convex columns 6 with the longitudinal length of B and the transverse length of a being h are arranged at the middle positions of the longitudinal two ends of the top surface of the foundation.

The bottom surface of the groove type standard strip foundation 2 is the same as that of the convex column type standard strip foundation 1, and the difference is that a groove 7 with the same size height as that of a convex column type standard strip foundation convex column 6 is inwards sunken in the middle of the two longitudinal ends of the top surface of the foundation for splicing the foundations.

The bottom surface of the bar-shaped foundation right-angle joint 3 is a square with the transverse size B of the foundation as the side length, the top surface of the foundation is respectively provided with a groove 7 at two adjacent right-angle sides, the center of the foundation is provided with a constructional column 9, and the size of the groove 7 is the same as that of the grooves and the convex columns in the convex column type standard bar-shaped foundation 1 and the groove type standard bar-shaped foundation 2.

The bottom surface of the strip foundation T-shaped joint 4 is the same as the bottom surface of the strip foundation right-angle joint 3 and the bottom surface of the strip foundation cross joint 4 in size, and is a square, and the difference lies in that a groove 7 is formed in the position of the top surface in the three longitudinal directions.

The bottom surface of the bar-shaped foundation cross joint 5 is the same as the bottom surface of the bar-shaped foundation right-angle joint in size and is a square, and the difference lies in that a groove 7 is formed in the four directions of the top surface of the foundation.

Referring to fig. 7, the embodiment is a field-shaped foundation beam, wherein the groove-type standard strip foundation 2 and the convex column-type standard strip foundations 1 on both sides are connected to form an effective connector, a strip foundation cross joint 5 is spliced at the middle cross part, strip foundation right-angle joints 3 are spliced at four right angles of the field shape, a strip foundation T-shaped joint 4 is spliced at the intersection of the T-shape, and after the foundation beam is spliced, a wall body is fixed above the foundation beam.

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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.