Combined pile foundation structure of fabricated building structure

Abstract

The utility model discloses an assembly type building structure combined pile foundation structure which comprises a base, connecting holes are formed in the four corners of the bottom of the base in a penetrating mode, reinforcing columns are connected to the interiors of the first connecting holes, a precast pile is connected to the middle of the bottom side of the base, and the precast pile comprises a bearing platform, a first connecting vertical rib and a second connecting vertical rib. The first connecting vertical ribs are arranged on the front side and the rear side of the bottom of the bearing platform respectively, the second connecting vertical ribs are arranged on the left side and the right side of the bottom of the bearing platform respectively, a plurality of vertical ribs can be fixedly connected with the base and the bearing platform in an installation and combination mode, and the vertical ribs of appropriate specifications can be selected for assembly according to the condition of the construction ground. The installation flexibility of the whole device is greatly improved, installation operation is convenient, a damaged base can be conveniently replaced, a bearing platform with a proper aperture size can be selected for assembly, and the installation and replacement flexibility of the whole device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of combined pile foundations, and in particular to a combined pile foundation structure of an assembled building structure. Background Art

[0002] Prefabricated buildings refer to buildings that transfer a large amount of on-site work in traditional construction methods to factories, where building components and accessories (such as floor slabs, wall panels, stairs, balconies, etc.) are processed and manufactured in factories, then transported to the construction site, and finally assembled and installed on site through reliable connection methods. Prefabricated buildings mainly include prefabricated concrete structures, steel structures, modern wooden structures, etc. The conventional steel frame building structure generally requires a main skeleton structure, including internal connecting parts, vertical pillars, horizontal beams, roof trusses, etc., as well as secondary plate components, such as being connected to the main frame structure in various ways to form vertical walls, horizontal floor slabs, ceilings, roof components, etc. The cap acts as a force transmission body between the pile foundation and the upper structure. The cap is currently mainly connected to the pile foundation in the following ways: the top of the pile foundation is directly buried in the cap, and the anchor steel bars are welded on the end plate on the top surface of the pile foundation.

[0003] In the prior art, application No. 202 221689347.8 discloses an assembled building pile foundation structure, including a pedestal and a bracket, a plurality of vertical ribs are arranged under the pedestal, the vertical ribs are inserted into the sockets of the hoop frame, a rotating mechanism is arranged on the side end of the hoop frame, a screw is arranged on the output end of the rotating mechanism, a support rod is threadedly connected to the screw, a rotating opening is opened on the end of the bracket, a connecting seat is hinged in the rotating opening, and the connecting seat is connected to the lower end of the pedestal; the above-mentioned device can only firmly position the buried land, and the installation stability is not comprehensive enough. During the installation of the base, it is necessary to manually determine its central installation position, and the installation and disassembly efficiency of the overall structure is not high. The steel bars of the pile foundation are fixedly connected in the hoop frame, and the length and specifications of the steel bars are fixed, and they cannot be flexibly replaced.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a combined pile foundation structure of an assembled building structure to overcome the above-mentioned technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A combined pile foundation structure of an assembled building structure includes a base, wherein first connecting holes are provided at four corners of the bottom of the base, and reinforcing columns are connected to the inside of the first connecting holes. A prefabricated pile is connected to the middle of the bottom side of the base, and the prefabricated pile includes a pedestal, a first connecting vertical rib, and a second connecting vertical rib. The first connecting vertical rib is respectively arranged on the front and rear sides of the bottom of the pedestal, and the second connecting vertical rib is respectively arranged on the left and right sides of the bottom of the pedestal.

[0008] Preferably, third connecting vertical ribs are respectively provided at the four corners of the bottom of the pedestal, and the third connecting vertical ribs are respectively arranged on the left and right sides of the first connecting vertical ribs and the second connecting vertical ribs.

[0009] Preferably, the top end of the first connecting vertical rib is fixedly connected to a cross beam, the top end of the second connecting vertical rib is fixedly connected to a longitudinal beam, the top of the cross beam is symmetrically provided with mounting holes, and the third connecting vertical rib is movably connected to the mounting holes on the cross beam.

[0010] Preferably, snap-fitting through holes are equidistantly penetrated on the edges of the top of the pedestal, and the first connecting vertical ribs, the second connecting vertical ribs and the third connecting vertical ribs respectively penetrate the snap-fitting through holes and are snap-fitted and connected with the snap-fitting through holes.

[0011] Preferably, the reinforcing column comprises a fixed outer tube and a mounting column, wherein the mounting column is movably embedded in the fixed outer tube, the fixed outer tube obliquely penetrates the bottom end of the first connecting hole, and the bottom end of the mounting column is fixedly connected to a reinforcing anchor rod.

[0012] Preferably, the bottom end of the reinforcing anchor rod is fixedly connected with a cone head, the outer wall of the mounting column and the outer wall of the bottom end of the fixed outer tube are penetrated with a second connecting hole, and the inside of the second connecting hole is penetrated with a positioning pin.

[0013] Preferably, a threaded groove is provided on the outer wall of the outer end of the positioning pin, the threaded groove of the positioning pin passes through the outside of the fixed outer tube, and a clamping nut is threadedly connected on the outer wall.

[0014] Preferably, a cross-shaped opening is provided in the middle of the top side of the base, connecting bolts are equidistantly provided around the outer side of the cross-shaped opening, and threaded holes are equidistantly provided around the top of the pedestal, and the connecting bolts are threadedly connected with the threaded holes respectively.

[0015] The beneficial effects of the utility model are as follows: multiple vertical bars can be connected and fixed to the base and the pedestal in an installation combination manner, and vertical bars of suitable specifications can be selected for assembly according to the conditions of the construction ground, which greatly improves the flexibility of the installation of the overall device and facilitates the installation operation. It can more directly improve the stability of the base and the pedestal, and can facilitate the replacement of damaged bases. A pedestal with a suitable aperture size can be selected for assembly, which further improves the flexibility of the installation and replacement of the overall device. The cross-shaped opening set in the center can be used to determine whether the installation at the target position has deteriorated, effectively avoiding the displacement of the pile foundation during the assembly process and reducing the utilization rate of the calibration equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of a combined pile foundation structure of an assembled building structure according to an embodiment of the utility model;

[0018] Figure 2 It is a schematic diagram of the appearance structure of a prefabricated pile of a combined pile foundation structure of an assembled building structure according to an embodiment of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of a reinforced column of a combined pile foundation structure of an assembled building structure according to an embodiment of the utility model;

[0020] Figure 4 It is a schematic diagram of the bottom structure of the cap and base of a combined pile foundation structure of an assembled building structure according to an embodiment of the utility model.

[0021] In the figure:

[0022] 1. Base; 2. First connecting hole; 3. Reinforced column; 4. Precast pile; 5. Cap; 6. First connecting vertical rib; 7. Second connecting vertical rib; 8. Third connecting vertical rib; 9. Crossbeam; 10. Longitudinal beam; 11. Engaging through hole; 12. Fixed outer tube; 13. Mounting column; 14. Reinforced anchor rod; 15. Cone head; 16. Second connecting hole; 17. Positioning pin; 18. Threaded groove; 19. Pressing nut; 20. Cross-shaped opening; 21. Connecting bolt; 22. Threaded hole. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a combined pile foundation structure of an assembled building structure is provided.

[0025] Embodiment 1

[0026] like Figure 1-4 As shown, according to an embodiment of the utility model, an assembled building structure combined pile foundation structure includes a base 1, four corners of the bottom of the base 1 are all provided with first connecting holes 2, the first connecting holes 2 are all connected with reinforcing columns 3, the middle part of the bottom side of the base 1 is connected with a prefabricated pile 4, the prefabricated pile 4 includes a cap 5, a first connecting vertical rib 6, and a second connecting vertical rib 7. The first connecting vertical rib 6 is respectively arranged on the front and rear sides of the bottom of the cap 5, and the second connecting vertical rib 7 is respectively arranged on the left and right sides of the bottom of the cap 5. The four corners of the bottom of the cap 5 are respectively provided with third connecting vertical ribs 8, and the third connecting vertical ribs 8 are respectively arranged on the left and right sides of the first connecting vertical rib 6 and the second connecting vertical rib 7. The top of the first connecting vertical rib 6 is fixedly connected with a crossbeam 9, and the second connecting vertical rib 7 is fixedly connected with a crossbeam 9. The top of the vertical reinforcement 7 is fixedly connected to the longitudinal beam 10, and the top of the cross beam 9 is symmetrically penetrated with installation holes. The third connecting vertical reinforcement 8 is movably connected with the installation holes on the cross beam 9. After the base 1 and the pedestal 5 are buried in the target position, the first connecting vertical reinforcement 6 and the second connecting vertical reinforcement 7 are respectively penetrated through the bottom of the base 1 and the pedestal 5 in turn by knocking, and then the third connecting vertical reinforcement 8 is penetrated through the bottom side of the cross beam 9 at the top of the first connecting vertical reinforcement 6, and penetrates through the bottom of the base 1 and the pedestal 5 in turn. Multiple vertical reinforcements can be connected and fixed to the base 1 and the pedestal 5 in an installation combination manner, and vertical reinforcements 6 of appropriate specifications can be selected for assembly according to the conditions of the construction ground, which greatly improves the flexibility of the overall installation of the device and facilitates the installation operation.

[0027] Embodiment 2

[0028] like Figure 1-4As shown, according to an embodiment of the utility model, an assembled building structure combined pile foundation structure includes a base 1, and the four corners of the bottom of the base 1 are all penetrated with first connecting holes 2, and the first connecting holes 2 are connected with reinforcing columns 3. A prefabricated pile 4 is connected to the middle of the bottom side of the base 1, and the prefabricated pile 4 includes a cap 5, a first connecting vertical rib 6, and a second connecting vertical rib 7. The first connecting vertical rib 6 is respectively arranged on the front and rear sides of the bottom of the cap 5, and the second connecting vertical rib 7 is respectively arranged on the left and right sides of the bottom of the cap 5. The edges of the top of the cap 5 are equidistantly penetrated with engaging through holes 11, and the first connecting vertical rib 6, the second connecting vertical rib 7, and the third connecting vertical rib 8 respectively penetrate the engaging through holes 11, and are matched and engaged with the engaging through holes 11. The reinforcing column 3 includes a fixed outer tube 12 and an installation column 13. The installation column 13 is movably embedded in the fixed outer tube 12, and the fixed outer tube 12 obliquely penetrates the bottom end of the first connecting hole 2. The bottom end of the installation column 13 is fixedly connected with a reinforcing anchor The rod 14 and the bottom end of the reinforcing anchor rod 14 are fixedly connected with a cone head 15, and a second connecting hole 16 is penetrated on the outer wall of the outer wall of the bottom end of the fixed outer tube 12, and a positioning pin 17 is penetrated inside the second connecting hole 16. A threaded groove 18 is provided on the outer wall of the outer end of the positioning pin 17. The threaded groove 18 of the positioning pin 17 passes through the outer side of the fixed outer tube 12, and a clamping nut 19 is threadedly connected on the outer wall. After the base 1 is installed, the reinforcing anchor rod 14 and the mounting column 13 can be penetrated into the fixed outer tube 12 inside the first connecting hole 2 by a vibrating device, and the reinforcing anchor rod 14 is obliquely inserted into the soil around the embedded position through the cone head 15 at the bottom, and then the intercepting positioning pin 17 is penetrated on the fixed outer tube 12, and then the clamping nut 19 is threadedly connected with the threaded groove 18 on the outer wall of the positioning pin 17 for fixing, which can more directly improve the stability of the base 1 and the base 5.

[0029] Embodiment 3

[0030] like Figure 1-4As shown, according to an embodiment of the utility model, an assembled building structure combined pile foundation structure includes a base 1, four corners of the bottom of the base 1 are penetrated with first connecting holes 2, the first connecting holes 2 are connected with reinforcing columns 3, the middle of the bottom side of the base 1 is connected with a prefabricated pile 4, the prefabricated pile 4 includes a cap 5, a first connecting vertical rib 6, and a second connecting vertical rib 7. The first connecting vertical rib 6 is respectively arranged on the front and rear sides of the bottom of the cap 5, and the second connecting vertical rib 7 is respectively arranged on the left and right sides of the bottom of the cap 5. A cross-shaped through hole 20 is penetrated in the middle of the top side of the base 1, and connecting bolts 21 are equidistantly penetrated around the outside of the cross-shaped through hole 20, and threaded holes are equidistantly penetrated around the top of the cap 5. Hole 22, connecting bolts 21 are threadedly connected with threaded holes 22 respectively. When assembled and installed, the connecting bolts 21 on the base 1 can penetrate the bottom thereof respectively and be connected and fixed with the threaded holes 22 on the top of the pedestal 5. The separate structure of the base 1 and the pedestal 5 can facilitate the replacement of a damaged base, and the pedestal 5 with a suitable aperture size can be selected for assembly, which further improves the flexibility of installation and replacement of the overall device. A cross-shaped opening 20 is provided on the top of the base 1, and the cross-shaped opening 20 set in the center can be used to determine whether the installation at the target position has deteriorated, which effectively avoids the displacement of the pile foundation during the assembly process and reduces the utilization rate of the calibration equipment.

[0031] In summary, with the help of the above technical solution of the utility model, when the device is in use and assembled, the connecting bolts 21 on the base 1 can be respectively penetrated through the bottom thereof and connected and fixed with the threaded holes 22 on the top of the pedestal 5. After the base 1 and the pedestal 5 are buried in the target position, the first connecting vertical ribs 6 and the second connecting vertical ribs 7 are respectively penetrated through the bottom of the base 1 and the pedestal 5 in sequence by knocking, and then the third connecting vertical ribs 8 are penetrated through the bottom side of the crossbeam 9 at the top of the first connecting vertical ribs 6, and penetrated through the bottom of the base 1 and the pedestal 5 in sequence. After the base 1 is installed, the reinforcing anchor rod 14 and the mounting column 13 can be passed through the fixed outer tube 12 inside the first connecting hole 2 by means of a vibrating device, and the reinforcing anchor rod 14 can be obliquely inserted into the soil around the embedded position through the cone head 15 at the bottom, and then the intercepting positioning pin 17 is passed through the fixed outer tube 12, and then the threaded connection is matched with the threaded groove 18 on the outer wall of the positioning pin 17 by the compression nut 19, and whether the installation at the target position is deteriorated is determined by the cross-shaped opening 20 set in the center.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A prefabricated building structure combined pile foundation structure, comprising a base (1), characterized in that: The four corners of the bottom of the base (1) are all provided with first connection holes (2), and the inside of the first connection holes (2) is connected to a reinforcing column (3). The middle part of the bottom side of the base (1) is connected to a prefabricated pile (4), and the prefabricated pile (4) includes a cap (5), a first connecting vertical rib (6), and a second connecting vertical rib (7). The first connecting vertical rib (6) is respectively arranged on the front and rear sides of the bottom of the cap (5), and the second connecting vertical rib (7) is respectively arranged on the left and right sides of the bottom of the cap (5).

2. The assembled building structure combined pile foundation structure according to claim 1, characterized in that: The four corners at the bottom of the support platform (5) are respectively provided with third connecting vertical ribs (8), and the third connecting vertical ribs (8) are respectively arranged on the left and right sides of the first connecting vertical ribs (6) and the second connecting vertical ribs (7).

3. The assembled pile foundation structure of the prefabricated building structure according to claim 2, characterized in that: The top end of the first connecting vertical rib (6) is fixedly connected to a crossbeam (9), the top end of the second connecting vertical rib (7) is fixedly connected to a longitudinal beam (10), the top of the crossbeam (9) is symmetrically provided with mounting holes, and the third connecting vertical rib (8) is movably connected to the mounting holes on the crossbeam (9).

4. The assembled building structure combined pile foundation structure according to claim 3, characterized in that: The top edges of the support platform (5) are equidistantly penetrated with snap-fitting through holes (11); the first connecting vertical ribs (6), the second connecting vertical ribs (7), and the third connecting vertical ribs (8) respectively penetrate the snap-fitting through holes (11) and are snap-fitted with the snap-fitting through holes (11).

5. The assembled building structure combined pile foundation structure according to claim 4, characterized in that: The reinforcing column (3) comprises a fixed outer tube (12) and a mounting column (13); the mounting column (13) is movably embedded in the fixed outer tube (12); the fixed outer tube (12) obliquely penetrates the bottom end of the first connecting hole (2); and the bottom end of the mounting column (13) is fixedly connected to a reinforcing anchor rod (14).

6. The assembled pile foundation structure of the prefabricated building structure according to claim 5, characterized in that: The bottom end of the reinforcing anchor rod (14) is fixedly connected with a cone head (15), the outer wall of the mounting column (13) and the outer wall of the bottom end of the fixed outer tube (12) are both provided with a second connecting hole (16), and the inside of the second connecting hole (16) is provided with a positioning pin (17).

7. The assembled building structure combined pile foundation structure according to claim 6, characterized in that: A threaded groove (18) is provided on the outer wall of the outer end of the positioning pin (17), the threaded groove (18) of the positioning pin (17) passes through the outside of the fixed outer tube (12), and a clamping nut (19) is threadedly connected on the outer wall.

8. The assembled building structure combined pile foundation structure according to claim 7, characterized in that: A cross-shaped through hole (20) is provided through the middle of the top side of the base (1), and connecting bolts (21) are provided through the outer sides of the cross-shaped through hole (20) at equal distances, and threaded holes (22) are provided through the top sides of the support platform (5) at equal distances, and the connecting bolts (21) are threadedly connected to the threaded holes (22) respectively.

Images