CN111350204A

CN111350204A - Assembled basis

Info

Publication number: CN111350204A
Application number: CN202010080820.1A
Authority: CN
Inventors: 王卫永; 邢永辉
Original assignee: Chongqing University
Current assignee: Chongqing University
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-06-30

Abstract

The invention provides an assembly type foundation. The assembly type foundation adopts the prefabricated foundation standard module to carry out modularized combination and assembly. The prefabricated basic standard module comprises a square-shaped module and a groove-shaped module. The square-back-shaped module and the groove-shaped module are both of reinforced concrete structures. The square-shaped module is provided with four basic beams. The four foundation beams are combined into a rectangular frame structure. The channel module has three base beams. The three foundation beams are combined into a U-shaped structure. The square-back module and the groove-shaped module are spliced into a plurality of compartments which are connected one by one. The foundation structure is simple, convenient to install, firm and reliable. The construction period is short, and the construction waste and the dust pollution are reduced.

Description

Assembled basis

Technical Field

The invention relates to the technical field of civil engineering, in particular to an assembled foundation.

Background

The existing foundation is generally constructed by adopting on-site manual bricks or on-site concrete pouring, and the construction quality is not convenient to control due to uneven skill levels of civil construction teams. In addition, the manual brick laying or on-site concrete pouring is large in engineering quantity, slow in speed and long in construction period, and the engineering progress is severely restricted.

The fabricated building refers to a building fabricated by using prefabricated parts. The fabricated building has the advantages of high building speed, high building quality and labor saving. The prefabricated building components are produced and processed by a workshop, but the existing prefabricated foundation is difficult to assemble and is not firm in connection.

Disclosure of Invention

The invention aims to provide an assembled foundation so as to solve the problems in the prior art.

The technical scheme adopted for achieving the purpose of the invention is that the assembled foundation is assembled in a modularized combination mode by adopting prefabricated foundation standard modules.

The prefabricated basic standard module comprises a square-shaped module and a groove-shaped module. The square-shaped module and the groove-shaped module are both of reinforced concrete structures. The square-shaped module is provided with four basic beams. The four foundation beams are combined into a rectangular frame structure. The channel module has three base beams. The three foundation beams are combined into a U-shaped structure. The square-back module and the groove-shaped module are spliced into a plurality of compartments which are connected one by one. The compartment is integrally a rectangular frame with four base beams. And connecting pieces I are embedded in the four corners of the compartment on the upper surface of the foundation beam. The upper surface of the foundation beam is provided with pits at the four sides of the compartment. And one side outlet of the pit is arranged on the side wall of the foundation beam. And a connecting piece II is embedded in the concave pit. And all the compartments are connected and fixed through the counter-pulling prestressed steel pipes to form a foundation together.

The beam column supporting frame and the wall body are arranged on the foundation beam. The column bottom is connected with the prefabricated foundation standard module through a connecting piece I. And the bottom end of the wall body is provided with an ear plate. And the wall body is connected with the connecting piece II through an ear plate at the bottom end. .

Furthermore, the prefabricated basic standard module also comprises an L-shaped module, a T-shaped module and a straight-line-shaped module. And stiffening plates are arranged at the external corners or on the side walls of the beam ends of the prefabricated foundation standard modules. And the stiffening plates are welded with the reinforcing mesh in the prefabricated foundation standard module.

Furthermore, the stiffening plate at the external corner is an angle steel. The stiffening plate at the beam end is a straight steel plate.

Further, connecting piece I includes screw rod and panel. A plurality of screw rods are welded on one side of the panel, and a plurality of L-shaped reinforcing steel bars are welded on the other side of the panel. The panel and the L-shaped steel bars are buried in the prefabricated foundation standard module. The screw rod extends out of the upper surface of the prefabricated basic standard module. And the screw penetrates through the flat plate at the bottom of the prefabricated column and then is screwed into the nut.

Further, the connecting piece II comprises a screw rod and an end plate. A plurality of screw rods are welded on the surface of one side of the end plate, and a plurality of L-shaped reinforcing steel bars are welded on the surface of the other side of the end plate. The end plates and the L-shaped steel bars are buried in the prefabricated foundation standard modules. The screw rod extends out of the side wall of the prefabricated base standard module and is accommodated in the concave pit. The screw penetrates through the lug plate at the bottom end of the wall body and then is screwed into the nut.

The technical effects of the invention are undoubted: simple structure, convenient installation, firmness and reliability. The construction period is short, and the construction waste and the dust pollution are reduced.

Drawings

FIG. 1 is a schematic diagram of the basic structure in example 1;

FIG. 2 is a schematic structural view of a connecting piece I;

FIG. 3 is a schematic structural view of a connector II;

FIG. 4 is a schematic diagram of the basic structure in example 2;

fig. 5 is a schematic structural diagram of the assembled integral house.

In the figure: the prefabricated standard module of the foundation comprises a prefabricated standard module 1, a foundation beam 101, a stiffening plate 102, a counter-pulling prestressed steel pipe 104, a connecting piece I105, a pit 106, a connecting piece II 107, a prefabricated wall standard module 2, a prefabricated standard module of a floor slab 3, a prefabricated standard module of a roof truss 4, a prefabricated column 5 and an I-shaped steel beam 6.

Detailed Description

The present invention is further illustrated by the following examples, but it should not be construed that the scope of the above-described subject matter is limited to the following examples. Various alterations and modifications can be made without departing from the technical idea of the invention, and all changes and modifications made by the ordinary technical knowledge and the conventional means in the field are intended to be included in the scope of the invention.

Example 1:

referring to fig. 1, the present embodiment discloses an assembly type foundation with rectangular planar projection, and a prefabricated foundation standard module 1 is adopted for modular assembly.

The prefabricated basic standard module 1 comprises a square-shaped module and a groove-shaped module. The prefabricated foundation standard modules 1 are all of reinforced concrete structures. The rectangular module has four base beams 101. The four base beams 101 are combined into a rectangular frame structure. The channel module has three foundation beams 101. The three foundation beams 101 are combined into a U-shaped structure. In this embodiment, a rectangular foundation is spliced by 1 zigzag module and a plurality of groove-shaped modules. The prefabricated foundation standard module 1 divides the foundation 101 into rectangular compartments connected one by one. The compartments are connected and fixed by counter-pulling prestressed steel tubes 104. The side wall of the prefabricated foundation standard module 1 is provided with a hole for the counter-pulling prestressed steel pipe 104 to pass through. The pair of prestressed steel pipes 104 is threaded into the nuts after passing through the stiffening plates 102.

The upper surface of the foundation beam 101 is embedded with connecting pieces I105 at the four corners of the compartment. Referring to fig. 2, the connector i 105 includes a threaded rod and a face plate. A plurality of screw rods are welded on one side plate surface of the panel, and a plurality of L-shaped reinforcing steel bars are welded on the other side plate surface of the panel. The panels and the L-shaped reinforcing bars are buried in the foundation beam 101. The screw rod protrudes from the upper surface of the foundation beam 101. The side walls of the base beam 101 are provided with recesses 106 at the four sides of the compartment. And a connecting piece II 107 is embedded in the concave pit 106. Referring to fig. 3, the connecting member ii 107 includes a screw and an end plate. A screw rod is welded on the plate surface on one side of the end plate, and a plurality of L-shaped reinforcing steel bars are welded on the plate surface on the other side of the end plate. The end plates and the L-shaped reinforcing bars are buried in the foundation beam 101. The screw is received in the pocket 106.

The beam column support frame and the wall are arranged on the foundation beam 101. The column bottom is connected with the prefabricated foundation standard module through a connecting piece I105. And the bottom end of the wall body is provided with an ear plate. The wall is joined to the connector II 107 by an ear plate at the bottom end.

Example 2:

referring to fig. 4, the present embodiment discloses an assembly type foundation with an L-shaped plane projection, and a prefabricated foundation standard module 1 is adopted for modular assembly.

The prefabricated basic standard module 1 comprises a square-shaped module, a groove-shaped module and an L-shaped module. The square-back-shaped module, the groove-shaped module and the L-shaped module are all of reinforced concrete structures. The rectangular module has four base beams 101. The four base beams 101 are combined into a rectangular frame structure. The channel module has three foundation beams 101. The three foundation beams 101 are combined into a U-shaped structure. The L-shaped module has two foundation beams 101. The two foundation beams 101 are combined perpendicularly to each other to form an L-shaped structure. The L-shaped modules are arranged at the corners of the house.

The prefabricated basic standard modules 1 are spliced into a plurality of compartments which are connected one by one. The whole compartment is a rectangular frame with four base beams 101. The upper surface of the foundation beam 101 is embedded with connecting pieces I105 at the four corners of the compartment. The bottom of the prefabricated column is connected with the prefabricated basic standard module 101 through a connecting piece I105. The connecting piece I105 comprises a screw and a panel. A plurality of screw rods are welded on one side of the panel, and a plurality of L-shaped reinforcing steel bars are welded on the other side of the panel. The panels and L-shaped reinforcing bars are embedded in a prefabricated foundation standard module 101. The screw rod protrudes from the upper surface of the prefabricated basic standard module 101. And the screw rod penetrates through the bottom of the prefabricated column and then is screwed into the nut. The upper surface of the base beam 101 is provided with recesses 106 at the four sides of the compartment. One side of the pit 106 exits on the side wall of the foundation beam 101. And a connecting piece II 107 is embedded in the concave pit 106. The connecting piece II 107 comprises a screw and an end plate. A plurality of screw rods are welded on one side of the end plate, and a plurality of L-shaped reinforcing steel bars are welded on the other side of the end plate. The end plates and the L-shaped reinforcing bars are embedded in the prefabricated foundation standard modules 101. The screw extends out of the side wall of the prefabricated basic standard module 101 and is accommodated in the pit 106. And the screw penetrates through the lug plate at the bottom end of the wall body and is screwed into the nut. The compartments are connected and fixed by counter-pulling prestressed steel pipes 104 arranged along the long axis direction of the main building body and the auxiliary building body to form a foundation together.

Example 3:

the present embodiment provides a fabricated foundation. The assembly type foundation is freely combined by adopting different prefabricated foundation standard modules 1. By different combinations of the prefabricated basic standard modules 1, the house foundation with various regular shapes can be spliced, and the use requirements of conventional houses are met. The prefabricated foundation standard module 1 divides the foundation into a plurality of compartments connected one by one. The compartment is overall a rectangular frame with four base beams 101. The compartments are connected and fixed by counter-pulling prestressed steel tubes 104. The upper surface of the base 101 is embedded with connecting pieces I105 at the four corners of the compartment. The upper surface of the base 101 is provided with recesses 106 at the four sides of the compartment. And a connecting piece II 107 is embedded on the side wall of the pit 106. The rectangular module has four base beams 101. The four base beams 101 are combined into a rectangular frame structure. The channel module has three foundation beams 101. The three foundation beams 101 are combined into a U-shaped structure. The L-shaped module has two foundation beams 101. The two foundation beams 101 are combined perpendicularly to each other to form an L-shaped structure. The T-shaped module has two foundation beams 101. The two foundation beams 101 are combined perpendicularly to each other to form a T-shaped structure. The inline module has a base beam 101. And stiffening plates 102 are arranged at the external corners or on the side walls of the beam ends of the prefabricated foundation standard modules. The stiffener plates 102 are welded to the reinforcing mesh in the prefabricated foundation module. Wherein, the stiffening plate 102 at the external corner is an angle steel. The beam-end stiffener plates 102 are flat steel plates. The column is joined to the foundation 101 by a connector i 105.

Example 4:

this embodiment provides a prefabricated integrated house based on the prefabricated foundation described in embodiment 3. Referring to fig. 5, the fabricated integral house is assembled in a modularized combination mode by adopting a beam column supporting frame, a prefabricated foundation standard module 1, a prefabricated wall standard module 2, a prefabricated floor slab standard module 3 and a prefabricated roof truss standard module 4.

The prefabricated basic standard module 1 comprises a square-shaped module and a groove-shaped module. The prefabricated foundation standard modules 1 are all of reinforced concrete structures. The rectangular module has four base beams 101. The four base beams 101 are combined into a rectangular frame structure. The channel module has three foundation beams 101. The three foundation beams 101 are combined into a U-shaped structure. In this embodiment, a rectangular foundation is spliced by 1 zigzag module and a plurality of groove-shaped modules. The prefabricated foundation standard module 1 divides the foundation into rectangular compartments connected one by one. The compartments are connected and fixed by counter-pulling prestressed steel tubes 104. Holes for the counter-pulling prestressed steel pipes 104 to pass through are formed in the side walls of the prefabricated foundation standard modules 1. The pair of prestressed steel pipes 104 is threaded into the nuts after passing through the stiffening plates 102.

The upper surface of the foundation beam 101 is embedded with connecting pieces I105 at the four corners of the compartment. The connecting piece I105 comprises a screw and a panel. A plurality of screw rods are welded on the surface of one side of the panel, and a plurality of L-shaped reinforcing steel bars are welded on the surface of the other side of the panel. The panels and L-shaped reinforcing bars are embedded in the foundation beam 101. The screw rod extends out of the upper surface of the foundation beam 101. The side walls of the base beam 101 are provided with recesses 106 at the four sides of the compartment. And a connecting piece II 107 is embedded in the concave pit 106. Referring to fig. 5, the connecting member ii 107 includes a screw and an end plate. A screw rod is welded on the plate surface on one side of the end plate, and a plurality of L-shaped reinforcing steel bars are welded on the plate surface on the other side of the end plate. The end plates and the L-shaped reinforcing bars are buried in the foundation beam 101. The screw is received in the pocket 106.

The beam column support frame comprises a prefabricated column 5 which is vertically arranged and an I-shaped steel beam 6 which is vertically connected with the prefabricated column 5. And the upper flange and the lower flange of the I-shaped steel beam 6 are provided with lug plates. The side wall of the prefabricated column 5 is provided with an ear plate. The bottom of the prefabricated column 5 is provided with a flat plate. The bottom plate of the prefabricated column 5 is connected with the foundation through a connecting piece I105.

The prefabricated wall standard modules 2 are arranged on a foundation. The prefabricated wall standard module comprises a steel structure frame embedded between two wall panels. And the outer side of the steel structure frame is provided with an ear plate. The prefabricated wall standard module 2 is connected with the connecting piece I105 through an ear plate.

The prefabricated floor slab standard module 3 is integrally a reinforced concrete rectangular plate. The precast floor slab standard module 3 is erected on the upper flange of the I-shaped steel beam 6. The prefabricated floor slab standard module 3 is spliced to form a floor slab which is used as a foundation slab, a floor slab or a roof slab of a house.

The prefabricated roof truss standard module 4 is arranged at the top of the beam-column supporting frame. And the prefabricated wall standard module 2 and the prefabricated roof truss standard module 4 are also provided with heat insulation plates. And adjacent prefabricated roof truss standard modules 4 are jointed through bolts to form the roof truss together.

The embodiment is processed at the mill from lower part basis to upper portion roof truss, and the on-the-spot direct assembly forms, and even as an organic whole with floor, wall body and beam column, and the floor takes place lateral shifting when avoiding the structure atress, has improved the whole atress performance and the security in house, and the assembly rate is very fast, and environmental comfort is more excellent.

Claims

1. An assembled foundation, characterized in that: adopting a prefabricated basic standard module (1) to carry out modularized combination and assembly;

the prefabricated basic standard module (1) comprises a square-shaped module and a groove-shaped module; the square-back-shaped module and the groove-shaped module are both of reinforced concrete structures; the square-shaped module is provided with four basic beams (101); the four basic beams (101) are combined into a rectangular frame structure; the channel module has three base beams (101); the three foundation beams (101) are combined into a U-shaped structure; the square-shaped module and the groove-shaped module are spliced into a plurality of compartments which are connected one by one; the compartment is integrally a rectangular frame with four base beams (101); connecting pieces I (105) are embedded in the four corners of the compartment on the upper surface of the foundation beam (101); the upper surface of the foundation beam (101) is provided with pits (106) at the four sides of the compartment; one side of the pit (106) is provided with an outlet on the side wall of the foundation beam (101); a connecting piece II (107) is embedded in the pit (106); all the compartments are connected and fixed through counter-pulling prestressed steel pipes (104) to form a foundation together;

the beam column supporting frame and the wall body are arranged on the foundation beam (101); the column bottom is connected with the prefabricated foundation standard module through a connecting piece I (105); the bottom end of the wall body is provided with an ear plate; the wall body is connected with a connecting piece II (107) through an ear plate at the bottom end.

2. A fabricated foundation according to claim 1, wherein: the prefabricated basic standard module (1) further comprises an L-shaped module, a T-shaped module and a linear module; stiffening plates (102) are arranged at the external corners of the prefabricated foundation standard modules (1) or on the side walls of the beam ends; the stiffening plates (102) are welded with the reinforcing mesh in the prefabricated foundation standard module (1).

3. A fabricated foundation according to claim 2, wherein: the stiffening plate (102) at the external corner is an angle steel; the stiffening plates (102) at the beam ends are flat steel plates.

4. A fabricated foundation according to claim 1 or 2, wherein: the connecting piece I (105) comprises a screw and a panel; a plurality of screw rods are welded on one side of the panel, and a plurality of L-shaped reinforcing steel bars are welded on the other side of the panel; the panel and the L-shaped steel bars are embedded in the prefabricated foundation standard module; the screw rod extends out of the upper surface of the prefabricated basic standard module; and the screw penetrates through the flat plate at the bottom of the prefabricated column and then is screwed into the nut.

5. A fabricated foundation according to claim 1 or 4, wherein: the connecting piece II (107) comprises a screw and an end plate; a plurality of screw rods are welded on the surface of one side of the end plate, and a plurality of L-shaped reinforcing steel bars are welded on the surface of the other side of the end plate; the end plates and the L-shaped steel bars are embedded in the prefabricated foundation standard modules; the screw rod extends out of the side wall of the prefabricated basic standard module and is accommodated in the pit (106); and the screw penetrates through the lug plate at the bottom end of the wall body and is screwed into the nut.