Foundation module for prefabricated house
Technical Field
The invention relates to the technical field of prefabricated buildings, in particular to a foundation module for a prefabricated house.
Background
The traditional house foundation is generally laid by bricks or poured by cement concrete, and the laid house foundation is complicated to operate and has a weak structure; the cement concrete pouring is adopted, the foundation pouring groove is manufactured by firstly using the wood board or the steel template, then the foundation pouring groove is placed into the iron cage frame for pouring, the brick wall can be built only by removing the wood board or the steel template after the concrete is solidified, the wood, the steel and the like are wasted for a long period of time, the cement concrete pouring foundation is greatly influenced by objective conditions such as climate, geography, geology, building materials and the like, the house foundation can sink and deform due to the adverse environment, and the bearing capacity and the safe use of the house are further influenced.
The assembly type foundation is convenient to construct, the popularization rate is greatly improved, the foundation structure is one of the most basic structures, and the structural strength of the foundation structure can influence the bearing capacity of the whole assembly type house. Therefore, there is a need for a foundation structure for prefabricated houses that has high load bearing capacity and is not susceptible to torsion, local buckling and distortion buckling.
Disclosure of Invention
The invention aims to provide a foundation module for an assembly house, which provides surface support for a Y-shaped cross beam, ensures the bearing capacity of the Y-shaped cross beam, further improves the stability of the whole structure, and simultaneously can keep the upper surfaces of top plates of an X-shaped cross beam and the Y-shaped cross beam on the same plane, and ensures the stability and the attractiveness of the whole structure.
In order to achieve the purpose, the invention adopts the technical scheme that: a foundation module for an assembled house comprises 2X cross beams (1), 2Y cross beams, 2 connecting pieces, a connecting disc and a ground pile, wherein the 2X cross beams are respectively connected with the connecting disc in an installing mode, the 2Y cross beams are respectively connected with the connecting disc and the X cross beams in an installing mode through the 2 connecting pieces, the ground pile is installed on the lower surface of the connecting disc through an installing disc, a first vertical plate and a second vertical plate are symmetrically arranged on the upper surface of the connecting disc, two ends of the first vertical plate are respectively connected with the 2X cross beams in an installing mode, and two ends of the second vertical plate are respectively connected with the 2X cross beams in an installing mode;
the X-beam and the Y-beam respectively further comprise a top plate, and a first side plate and a second side plate which are positioned on two sides of the top plate, one end of a first vertical plate and one end of a second vertical plate on the connecting disc are embedded into one X-beam, the other ends of the first vertical plate and the second vertical plate are embedded into the other X-beam, the first vertical plate and the first side plate of the X-beam are arranged face to face, and the second vertical plate and the second side plate of the X-beam are arranged face to face;
a plurality of mounting through holes are formed in the first vertical plate and the second vertical plate respectively, a nut is mounted on the mounting through holes, connecting through holes corresponding to the mounting through holes of the first vertical plate and the second vertical plate are formed in the first side plate and the second side plate of the X-shaped cross beam respectively, a first bolt penetrates through the connecting through hole of the first side plate of the X-shaped cross beam and is in threaded connection with the nut arranged on the first vertical plate, and a second bolt penetrates through the connecting through hole of the second side plate of the X-shaped cross beam and is in threaded connection with the nut arranged on the second vertical plate;
the X-beam and Y-beam joint structure is characterized in that the lower parts of the first side plate and the second side plate of the X-beam and the Y-beam are respectively provided with an outward flanging strip, at least one of two ends of the flanging strip of the Y-beam is provided with an upward staggered overlapping part, the middle parts of the first side plate and the second side plate of the X-beam and the Y-beam are respectively provided with an inward concave part, a plurality of mounting holes are uniformly formed in the mounting disc along the circumferential direction, and a plurality of strip-shaped through holes are formed in the connecting disc and located on the outer sides of the first vertical plate and.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the mounting holes on the mounting disc are strip-shaped holes arranged in the radial direction.
2. In the above scheme, the number of the plurality of strip-shaped through holes is 4, and the number of the mounting holes on the mounting disc is 8.
3. In the scheme, a bolt penetrates through the mounting hole in the mounting disc and the strip-shaped through hole in the connecting disc and fixedly connects the mounting disc and the connecting disc through a nut.
4. In the scheme, the lower surface of the lapping part of the Y-shaped cross beam is in contact connection with the upper surface of the flanging strip of the X-shaped cross beam.
5. In the above scheme, the turnup strip at the end where the Y beam and the X beam are connected is provided with the lap joint part.
6. In the scheme, the first vertical plate, the second vertical plate and the connecting disc are fixed through welding.
7. In the above scheme, the number of the installation through holes is 8, the installation through holes are uniformly arranged in 2 rows, the number of the connection through holes on each X beam is 4, and the installation through holes are uniformly arranged in 2 rows.
8. In the scheme, the nut and the mounting through hole are fixed through welding or riveting.
9. In the above scheme, the connecting piece is a U-shaped connecting piece.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the foundation module for the prefabricated building has the advantages of ingenious structure and easy assembly and disassembly, realizes the connection among all the components in the foundation unit of the prefabricated building, and has stable connection among all the components; secondly, the lower parts of the X beam, the first side plate and the second side plate of the Y beam are respectively provided with an outward flanging strip, the flanging strips are arranged, so that the connection part of the X beam and the Y beam is in surface-to-surface contact, surface support is provided for the Y beam through the flanging strips, the bearing capacity of the Y beam is ensured, and the stability of the whole structure is further improved; thirdly, at least one of the two ends of the turnup strip of the Y-shaped cross beam is provided with an overlapping part which is staggered upwards, the overlapping part is arranged, so that the overlapping part of the first cross beam and the second cross beam is provided with an embedded area generated by height difference, the connection stability between the two X-shaped cross beams and the Y-shaped cross beam is ensured, meanwhile, the upper surfaces of top plates of the X-shaped cross beam and the Y-shaped cross beam can be kept on the same plane, the stability and the attractiveness of the whole structure are ensured, and the installation of parts such as plates above the cross beams is convenient; thirdly, the middle parts of the first side plate and the second side plate of the X-shaped cross beam and the Y-shaped cross beam are respectively provided with an inward concave part, and the arrangement of the concave parts enhances the strength of the cross beams without increasing materials and is easy to realize, i.e. the strength of the cross beams can be improved without increasing the cost, thereby further enhancing the structural stability of the whole assembly structure; thirdly, evenly be provided with a plurality of mounting holes along circumference on its mounting disc, just be located first riser, the second riser outside on the connection pad and be provided with a plurality of bar through-holes, the setting of mounting hole and bar through-hole makes things convenient for being connected between mounting disc and the connection pad, and in addition, the mounting hole on its mounting disc is the bar hole of radial setting, and the mounting hole of radial setting and the bar through-hole of circumference setting carry out criss-cross spacing to the bolt that passes, avoid the bolt to move about in circumference and influence the stability of structure.
2. According to the foundation module for the prefabricated building, the first bolt penetrates through the connecting through hole of the first side plate of the X-beam and is in threaded connection with the nut arranged on the first vertical plate, the second bolt penetrates through the connecting through hole of the second side plate of the X-beam and is in threaded connection with the nut arranged on the second vertical plate, and the nut on the vertical plate of the connecting plate is arranged, so that the two side plates of the X-beam and the vertical plate of the connecting plate are locked and fixed face to face, the connection relation is stable, the conditions of distortion, bolt looseness and the like at the joint are avoided, the structure stability is good, and the assembly and disassembly are easy; thirdly, a bolt passes the bolt hole on a connecting piece base plate and the connect the via hole of the first curb plate of X crossbeam in proper order, and with set up the nut spiro union on first riser, a bolt passes the bolt hole on another connecting piece base plate and the connect the via hole of X crossbeam second curb plate, and with set up the nut spiro union on the second riser, make the curb plate of connecting piece base plate and X crossbeam, it is fixed to realize the locking of three faces between the riser, structural stability is good, avoid taking place the distortion and bending because of the junction bearing is too big, guarantee system's stability and security.
Drawings
FIG. 1 is an exploded view of a foundation module for a prefabricated building according to the present invention;
fig. 2 is a partially exploded view of a foundation module for a prefabricated house according to the present invention.
In the above drawings: 1. an X beam; 2. a Y beam; 3. a connecting member; 4. a connecting disc; 5. piling; 6. mounting a disc; 7. a first vertical plate; 8. a second vertical plate; 9. a top plate; 10. a first side plate; 11. a second side plate; 12. mounting a through hole; 13. a nut; 14. a connecting through hole; 22. a lap joint section; 23. a recessed portion; 24. mounting holes; 25. a strip-shaped through hole; 30. and (5) turning the edge strips.
Detailed Description
Example 1: a foundation module for an assembled house comprises 2X cross beams 1, 2Y cross beams 2, 2 connecting pieces 3, a connecting disc 4 and ground piles 5, wherein the 2X cross beams 1 are respectively connected with the connecting disc 4 in an installing mode, the 2Y cross beams 2 are respectively connected with the connecting disc 4 and the X cross beams 1 in an installing mode through the 2 connecting pieces 3, the ground piles 5 are installed on the lower surface of the connecting disc 4 through an installing disc 6, a first vertical plate 7 and a second vertical plate 8 are symmetrically arranged on the upper surface of the connecting disc 4, two ends of the first vertical plate 7 are respectively connected with the 2X cross beams 1 in an installing mode, and two ends of the second vertical plate 8 are respectively connected with the 2X cross beams 1 in an installing mode;
the X-beam 1 and the Y-beam 2 further comprise a top plate 9 and a first side plate 10 and a second side plate 11 which are positioned on two sides of the top plate 9, one end of a first vertical plate 7 and one end of a second vertical plate 8 on the connecting plate 4 are embedded into one X-beam 1, the other end of the first vertical plate 7 and the other end of the second vertical plate 8 are embedded into the other X-beam 1, the first vertical plate 7 is arranged face to face with the first side plate 10 of the X-beam 1, and the second vertical plate 8 is arranged face to face with the second side plate 11 of the X-beam 1;
a plurality of mounting through holes 12 are respectively formed in the first vertical plate 7 and the second vertical plate 8, a nut 13 is mounted on the plurality of mounting through holes 12, connecting through holes 14 corresponding to the mounting through holes 12 of the first vertical plate 7 and the second vertical plate 8 are respectively formed in the first side plate 10 and the second side plate 11 of the X-beam 1, a first bolt penetrates through the connecting through hole 14 of the first side plate 10 of the X-beam 1 and is in threaded connection with the nut 13 arranged on the first vertical plate 7, and a second bolt penetrates through the connecting through hole 14 of the second side plate 11 of the X-beam 1 and is in threaded connection with the nut 13 arranged on the second vertical plate 8;
the first side plate 10 and the second side plate 11 of the X beam 1 and the Y beam 2 are respectively provided with an outward flanging strip 30 at the lower part, at least one of two ends of the flanging strip 30 of the Y beam 2 is provided with an upward staggered overlapping part 22, the middle parts of the first side plate 10 and the second side plate 11 of the X beam 1 and the Y beam 2 are respectively provided with an inward concave part 23, the mounting disc 6 is evenly provided with a plurality of mounting holes 24 along the circumferential direction, and the connecting disc 4 is provided with a plurality of strip-shaped through holes 25 which are positioned outside the first vertical plate 7 and the second vertical plate 8.
The mounting hole 24 on the mounting disc 6 is a strip-shaped hole arranged in the radial direction; the number of the strip-shaped through holes 25 is 4, and the number of the mounting holes 24 on the mounting plate 6 is 8; a bolt passes through a mounting hole 24 on the mounting plate 6 and a strip-shaped through hole 25 on the connecting plate 4, and fixedly connects the mounting plate 6 with the connecting plate 4 through a nut. The nut 13 and the mounting through hole 12 are fixed by welding; the connecting piece 3 is a U-shaped connecting piece.
Example 2: a foundation module for an assembled house comprises 2X cross beams 1, 2Y cross beams 2, 2 connecting pieces 3, a connecting disc 4 and ground piles 5, wherein the 2X cross beams 1 are respectively connected with the connecting disc 4 in an installing mode, the 2Y cross beams 2 are respectively connected with the connecting disc 4 and the X cross beams 1 in an installing mode through the 2 connecting pieces 3, the ground piles 5 are installed on the lower surface of the connecting disc 4 through an installing disc 6, a first vertical plate 7 and a second vertical plate 8 are symmetrically arranged on the upper surface of the connecting disc 4, two ends of the first vertical plate 7 are respectively connected with the 2X cross beams 1 in an installing mode, and two ends of the second vertical plate 8 are respectively connected with the 2X cross beams 1 in an installing mode;
the X-beam 1 and the Y-beam 2 further comprise a top plate 9 and a first side plate 10 and a second side plate 11 which are positioned on two sides of the top plate 9, one end of a first vertical plate 7 and one end of a second vertical plate 8 on the connecting plate 4 are embedded into one X-beam 1, the other end of the first vertical plate 7 and the other end of the second vertical plate 8 are embedded into the other X-beam 1, the first vertical plate 7 is arranged face to face with the first side plate 10 of the X-beam 1, and the second vertical plate 8 is arranged face to face with the second side plate 11 of the X-beam 1;
a plurality of mounting through holes 12 are respectively formed in the first vertical plate 7 and the second vertical plate 8, a nut 13 is mounted on the plurality of mounting through holes 12, connecting through holes 14 corresponding to the mounting through holes 12 of the first vertical plate 7 and the second vertical plate 8 are respectively formed in the first side plate 10 and the second side plate 11 of the X-beam 1, a first bolt penetrates through the connecting through hole 14 of the first side plate 10 of the X-beam 1 and is in threaded connection with the nut 13 arranged on the first vertical plate 7, and a second bolt penetrates through the connecting through hole 14 of the second side plate 11 of the X-beam 1 and is in threaded connection with the nut 13 arranged on the second vertical plate 8;
the first side plate 10 and the second side plate 11 of the X beam 1 and the Y beam 2 are respectively provided with an outward flanging strip 30 at the lower part, at least one of two ends of the flanging strip 30 of the Y beam 2 is provided with an upward staggered overlapping part 22, the middle parts of the first side plate 10 and the second side plate 11 of the X beam 1 and the Y beam 2 are respectively provided with an inward concave part 23, the mounting disc 6 is evenly provided with a plurality of mounting holes 24 along the circumferential direction, and the connecting disc 4 is provided with a plurality of strip-shaped through holes 25 which are positioned outside the first vertical plate 7 and the second vertical plate 8.
The lower surface of the lapping part 22 of the Y-shaped cross beam 2 is in contact connection with the upper surface of the flanging strip 30 of the X-shaped cross beam 1; the turnup strip 30 at one end of the Y-beam 2 connected with the X-beam 1 is provided with the lap joint part 22; the first vertical plate 7, the second vertical plate 8 and the connecting disc 4 are fixed by welding; the number of the mounting through holes 12 is 8, the mounting through holes are uniformly arranged in 2 rows, and the number of the connecting through holes 14 on each X-shaped cross beam 1 is 4, and the connecting through holes are uniformly arranged in 2 rows; the nut 13 and the mounting through hole 12 are fixed by caulking.
When the foundation module for the fabricated building is adopted, the structure is ingenious, the assembly and disassembly are easy, the connection among all the components in the fabricated building foundation unit is realized, and the connection among all the components is stable; secondly, the edge turning strips are arranged, so that the connection part of the X beam and the Y beam is in surface-to-surface contact, surface support is provided for the Y beam through the edge turning strips, the bearing capacity of the Y beam is guaranteed, and the stability of the whole structure is further improved; thirdly, due to the arrangement of the overlapping part, an embedding area generated by height difference is formed at the overlapping part of the first cross beam and the second cross beam, the connection stability between the two X cross beams and the Y cross beam is ensured, meanwhile, the upper surfaces of the top plates of the X cross beam and the Y cross beam can be kept on the same plane, the stability and the attractiveness of the whole structure are ensured, and the installation of parts such as plates above the cross beams is convenient; thirdly, the arrangement of the concave part enhances the strength of the beam without increasing materials, and is easy to realize, namely the strength of the beam can be improved without increasing the cost, thereby further enhancing the structural stability of the whole assembly structure; in addition, the radially arranged mounting holes and the circumferentially arranged strip-shaped through holes are used for limiting the crossed bolts in a crossed manner, so that the influence on the structural stability caused by the circumferential movement of the bolts is avoided; thirdly, due to the arrangement of the nuts on the connecting disc vertical plates, the two side plates of the X-shaped beam and the vertical plates of the connecting disc are locked and fixed face to face, the connection relation is stable, the conditions of distortion, looseness of bolts and the like at the connection part are avoided, the structural stability is good, and the disassembly and the assembly are easy; thirdly, the side plates and the vertical plates of the connecting piece base plate and the X beam are locked and fixed, the structural stability is good, the phenomenon that the connecting part is distorted and bent due to overlarge bearing is avoided, and the stability and the safety of the system are guaranteed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.