CN218479191U

CN218479191U - High-load foundation structure for building

Info

Publication number: CN218479191U
Application number: CN202222392369.4U
Authority: CN
Inventors: 蒋丽芳; 黄欣; 陈璋
Original assignee: CNNC Huachen Engineering Management Co Ltd
Current assignee: CNNC Huachen Engineering Management Co Ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-02-14
Anticipated expiration: 2032-09-08

Abstract

The application relates to a high-load foundation structure for building construction, which comprises a plurality of friction piles and a plurality of bearing platforms, wherein the friction piles are arranged below the ground; the bearing platforms are arranged above the friction piles, a ground beam is arranged between every two adjacent bearing platforms, and two ends of the ground beam are connected with the adjacent bearing platforms respectively; an arch plate is arranged below the ground beam, two ends of the arch plate are respectively connected with the adjacent bearing platforms, and the upper surface of the middle of the arch plate is used for abutting against the lower surface of the ground beam. This application has the effect that reduces the risk that takes place uneven settlement on the relatively poor ground of soil property from building the room.

Description

High-load foundation structure for building

Technical Field

The application relates to the field of foundation construction, in particular to a high-load foundation structure for building construction.

Background

The foundation structure is used to carry all the loads from the building structure and to transfer these loads, together with its own weight, to the earth beneath the building. The foundation structure of the self-built house in the rural area generally adopts a relatively economic linear foundation or an independent foundation, however, some rural areas are evolved from marshland or cultivated lands, and the soil quality of the land is generally poor, so that the self-built house is built on the land, and if the linear foundation or independent foundation structure is still used, the risk of uneven settlement exists.

SUMMERY OF THE UTILITY MODEL

In order to reduce the risk that uneven settlement takes place on the relatively poor ground of soil property from building the room, this application provides a high load foundation structure is used in building.

The application provides a high load foundation structure for building adopts following technical scheme:

a high-load foundation structure for house construction comprises a plurality of friction piles and a plurality of bearing platforms, wherein the friction piles are arranged below the ground; the bearing platforms are arranged above the friction piles, a ground beam is arranged between every two adjacent bearing platforms, and two ends of the ground beam are connected with the adjacent bearing platforms respectively; the utility model discloses a ground beam, including the place of ground beam, the place of ground beam is provided with arched plate, arched plate's both ends respectively with adjacent the cushion cap is connected, the upper surface in arched plate middle part is used for supplying the lower surface butt of ground beam.

By adopting the technical scheme, the friction pile is arranged below the bearing platform, and the axial load of the friction pile is supported by using the friction force applied to the pile side of the friction pile; an arch plate is arranged below the ground beam, and the upper surface of the middle part of the arch plate is abutted against the lower surface of the ground beam so as to enhance the bearing capacity of the ground beam; the adjacent bearing platforms are connected by the ground beams, so that the bearing platforms and the ground beams form an integral frame structure, the pressure of a building is uniformly dispersed on the ground beams and the bearing platforms, the friction force required by the pile side of the friction pile is reduced, the risk of uneven settlement caused by the fact that part of soil body cannot provide enough friction force for the friction pile is reduced, and the risk of uneven settlement of the self-built house on the foundation with poor soil quality is reduced.

Optionally, the bearing platform is a prefabricated bearing platform, and the ground beam is a prefabricated ground beam.

By adopting the technical scheme, the cast-in-place procedure of a construction site is reduced, so that the construction period is shortened, and the environmental pollution is reduced.

Optionally, the area of the upper surface of the bearing platform is smaller than the area of the lower surface of the bearing platform.

Through adopting above-mentioned technical scheme, reduce the focus of cushion cap, strengthen the stability of cushion cap.

Optionally, the upper surface of the bearing platform is provided with a filling hole in a penetrating manner.

Through adopting above-mentioned technical scheme, during the installation cushion cap, will pour into the hole and align with the stake hole of friction pile, then pour into the concrete in the pouring hole when pouring into the friction pile, improve the stability of being connected of cushion cap and friction pile.

Optionally, a plurality of grooves are formed in the side wall of the filling hole, and the grooves are arranged along the circumferential extension of the inner side wall of the filling hole.

By adopting the technical scheme, the connection strength of the concrete in the filling hole and the bearing platform is enhanced, and when partial soil body is settled and drives the bearing platform at the position to move downwards, the risk that the bearing platform and the concrete in the filling hole fall off is reduced.

Optionally, the lower surface of cushion cap is provided with the connecting pipe, the inner chamber of connecting pipe with the inner chamber intercommunication of pouring hole, the lateral wall of connecting pipe is used for supplying the stake hole wall butt of friction pile.

By adopting the technical scheme, when the bearing platform is installed, the connecting pipe can be inserted into the pile hole of the friction pile, and then the filling hole is aligned with the pile hole of the friction pile under the guidance of the connecting pipe, so that the efficiency of installing the bearing platform is improved; in addition, the risk of concrete leakage from the gap between the bearing platform and the foundation when the concrete is poured can be reduced.

Optionally, a connecting steel bar is arranged inside the connecting pipe, and two ends of the connecting steel bar are respectively connected to the side walls opposite to the inner wall of the connecting pipe.

Through adopting above-mentioned technical scheme, utilize the joint strength of connecting reinforcement reinforcing connecting pipe lateral wall to reduce the risk that the connecting pipe takes place to damage in the transportation.

Optionally, a threaded rod is arranged on the side wall of the bearing platform, connecting blocks are arranged at two ends of the arch plate, a first through hole penetrates through the upper surface of each connecting block, and the first through hole is used for the threaded rod to pass through; the both ends of grade beam all are provided with the grafting piece, the upper surface of grafting piece runs through and has seted up the second through-hole, the second through-hole is used for supplying the threaded rod passes, week side threaded connection of threaded rod has the nut.

By adopting the technical scheme, when the arch-shaped plate and the ground beam are installed, the arch-shaped plate is firstly erected between the adjacent bearing platforms, the threaded rod penetrates through the first through hole, and the fixed connection between the arch-shaped plate and the bearing platforms is completed by utilizing the matching of the nut and the threaded rod; then the ground beam is erected above the arch-shaped plate, the threaded rod penetrates through the second through hole, and the bearing platform, the arch-shaped plate and the ground beam are fixedly connected by utilizing the nuts, so that the integrity of the foundation structure is enhanced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. arranging a friction pile below the bearing platform, wherein the friction pile supports the axial load of the friction pile by using the friction force from the soil body received by the pile side; arranging a ground beam between adjacent bearing platforms, enabling two ends of the ground beam to be respectively connected with the adjacent bearing platforms, arranging an arch-shaped plate below the ground beam, and enabling the upper surface of the middle part of the arch-shaped plate to be abutted against the lower surface of the ground beam; therefore, the plurality of ground beams and the plurality of bearing platforms form an integral frame structure to disperse the pressure of the building on the friction piles, so that the friction force from the soil body required by the friction piles is reduced, and the risk of uneven settlement caused by the fact that part of the soil body cannot provide enough friction force for the friction piles is reduced;

2. the bearing platform is a prefabricated bearing platform, and the ground beam is a prefabricated ground beam, so that the effects of shortening the construction period and reducing the environmental pollution are achieved;

3. the upper surface of the bearing platform is provided with a pouring hole in a penetrating way, the lower surface of the bearing platform is provided with a connecting pipe, so that the inner cavity of the connecting pipe is communicated with the inner cavity of the pouring hole, and the outer side wall of the connecting pipe is used for being abutted against the pile hole wall of the friction pile; when the bearing platform is installed, firstly, the connecting pipe is inserted into the pile hole of the friction pile, the process of aligning the filling hole with the pile hole of the friction pile is completed by utilizing the guide of the connecting pipe, then concrete is filled into the filling hole and the pile hole of the friction pile to form the friction pile, and meanwhile, the fixed connection between the friction pile and the bearing platform is completed; compared with the existing method for installing the bearing platform, the whole process is more efficient and has higher stability.

Drawings

Fig. 1 is a schematic view of an overall structure for showing an embodiment of the present application.

Fig. 2 is a schematic structural diagram for showing a connection block and a plug block.

Fig. 3 is a schematic view showing the structure of the pouring hole.

Description of reference numerals: 1. rubbing the pile; 2. a bearing platform; 21. a perfusion hole; 211. a groove; 22. a connecting pipe; 23. connecting reinforcing steel bars; 24. a first groove; 241. a threaded rod; 25. a second groove; 3. an arch plate; 31. connecting blocks; 32. a first through hole; 4. a ground beam; 41. an insertion block; 42. a second via.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses high load foundation structure is used in room construction. Referring to fig. 1, a high load foundation structure for building includes many friction piles 1 and a plurality of cushion cap 2, and friction pile 1 is located under the ground, and cushion cap 2 is prefabricated round platform shape cushion cap, and cushion cap 2 is fixed in the top of friction pile 1. An arch-shaped plate 3 is erected between the adjacent bearing platforms 2, a ground beam 4 is fixed above the arch-shaped plate 3, and the upper surface of the arch-shaped plate 3 in the middle is used for being abutted against the lower surface of the ground beam 4. The arched plate 3 is a prefabricated arched plate 3, and the ground beam 4 is a prefabricated ground beam 4.

Referring to fig. 2 and 3, the upper surface of the platform 2 has a smaller area than the lower surface. The upper surface of cushion cap 2 runs through and has seted up the filling hole 21, and multichannel recess 211 has been seted up to the lateral wall of filling hole 21, and recess 211 extends the setting along the circumference of filling hole 21 lateral wall, and multichannel recess 211 arranges the setting along the axial equidistance interval of filling hole 21.

Referring to fig. 2 and 3, a connecting pipe 22 is integrally formed on the lower surface of the bearing platform 2, the outer side wall of the connecting pipe 22 is used for abutting against the side wall of the pile hole of the friction pile 1, and the inner cavity of the connecting pipe 22 is communicated with the inner cavity of the pouring hole 21. Be provided with many connecting reinforcement 23 in connecting pipe 22's the inner chamber, connecting reinforcement 23's both ends are fixed in the relative side of connecting pipe 22 inside wall respectively, and many connecting reinforcement 23 arrange the setting along connecting pipe 22's axial equidistance to reduce connecting pipe 22 and take place the risk of damaging in the transportation. When the bearing platform 2 is installed, firstly, the connecting pipe 22 is inserted into the pile hole of the friction pile 1, and the alignment of the pouring hole 21 and the pile hole of the friction pile 1 is completed by utilizing the guide of the connecting pipe 22, so that the whole process is simple and efficient; then pouring concrete into the pile hole of the friction pile 1 through the pouring hole 21 until the concrete is flush with the upper surface of the bearing platform 2, so that the bearing platform 2 is fixedly connected with the friction pile 1 while the friction pile 1 is formed; the grooves 211 in the pouring hole 21 further enhance the strength of the connection of the cap 2 to the friction pile 1.

Referring to fig. 2 and 3, rectangular connecting blocks 31 are integrally formed at both ends of the arch plate 3, a first groove 24 is vertically formed downward on the outer side wall of the bearing platform 2, the first groove 24 is circumferentially arranged along the circumferential side of the bearing platform 2, and the side wall of the first groove 24 penetrates through the outer side wall of the bearing platform 2. A threaded rod 241 is vertically fixed at the bottom of the first groove 24, the upper end of the threaded rod 241 is flush with the upper surface of the bearing platform 2, and two nuts are connected to the peripheral side of the threaded rod 241 in a threaded manner. The upper surface of the connecting block 31 is provided with a first through hole 32 in a penetrating manner, and the first through hole 32 is used for the threaded rod 241 to pass through.

Referring to fig. 2, the two ends of the ground beam 4 are integrally formed with the inserting blocks 41, the upper surface of the bearing platform 2 is provided with a second groove 25, the side wall of the second groove 25 penetrates through the outer side wall of the bearing platform 2, and the second groove 25 is used for inserting the inserting blocks 41. The second groove 25 is located above the first groove 24. A second through hole 42 is formed through the upper surface of the insertion block 41, and the second through hole 42 is used for the threaded rod 241 to pass through.

The embodiment of the application provides a high load foundation structure's for building implementation principle does: when a foundation structure is built, firstly digging a plurality of foundation pits for placing bearing platforms 2 on the ground, drilling pile holes of friction piles 1 in the middle positions of the bottoms of the foundation pits, hanging reinforcement cages in the pile holes of the friction piles 1, placing the bearing platforms 2 above the pile holes of the friction piles 1, aligning the pouring holes 21 with the pile holes of the friction piles 1, and pouring concrete into the pile holes of the friction piles 1 through the pouring holes 21, so that the friction piles 1 are fixedly connected with the bearing platforms 2; meanwhile, in the process, the bearing platform 2 has downward pressure on the reinforcement cage, so that the risk of floating of the reinforcement cage is reduced. And then erecting the arch plate 3 between the adjacent bearing platforms 2, enabling the threaded rod 241 to penetrate through the first through hole 32, and completing the fixed connection of the arch plate 3 and the bearing platforms 2 by utilizing the matching of the nut and the threaded rod 241. Then, the ground beam 4 is erected on the arch-shaped plate 3, the threaded rod 241 penetrates through the second through hole 42, the ground beam 4, the arch-shaped plate 3 and the bearing platform 2 are fixedly connected through the cooperation of the nut and the threaded rod 241, and the foundation pit is backfilled until the soil body is flush with the upper surface of the bearing platform 2. And finally, laying cushion layers on the tops of the bearing platform 2 and the ground beam 4, finishing the construction operation of the foundation structure, and then building a self-building house above the cushion layers. Compare in traditional foundation structure, utilize prefabricated cushion cap 2 and prefabricated grade beam 4, shorten construction cycle, reduce environmental pollution, utilize the integral supporting structure of friction pile 1, cushion cap 2, grade beam 4 simultaneously, effectively reduce the risk that the foundation takes place differential settlement.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high load foundation structure is used in room construction which characterized in that: the pile comprises a plurality of friction piles (1) and a plurality of bearing platforms (2), wherein the friction piles (1) are arranged below the ground; the bearing platforms (2) are arranged above the friction pile (1), a ground beam (4) is arranged between every two adjacent bearing platforms (2), and two ends of each ground beam (4) are respectively connected with the adjacent bearing platforms (2); the utility model discloses a ground beam, including base, foundation, bolster, ground beam, the below of ground beam (4) is provided with arched plate (3), the both ends of arched plate (3) respectively with adjacent cushion cap (2) are connected, the upper surface in arched plate (3) middle part is used for supplying the lower surface butt of ground beam (4).

2. The high-load foundation structure for building construction according to claim 1, wherein: the bearing platform (2) is a prefabricated bearing platform, and the ground beam (4) is a prefabricated ground beam.

3. The high-load foundation structure for building construction according to claim 1 or 2, wherein: the area of the upper surface of the bearing platform (2) is smaller than that of the lower surface of the bearing platform (2).

4. The high-load foundation structure for building construction according to claim 2, wherein: and the upper surface of the bearing platform (2) is provided with a filling hole (21) in a penetrating way.

5. The high-load foundation structure for building construction according to claim 4, wherein: the lateral wall of pouring into hole (21) has seted up multichannel recess (211), recess (211) are followed the circumference extension setting of pouring into hole (21) inside wall.

6. The high-load foundation structure for building construction according to claim 4 or 5, wherein: the lower surface of cushion cap (2) is provided with connecting pipe (22), the inner chamber of connecting pipe (22) with the inner chamber intercommunication of pouring into hole (21), the lateral wall of connecting pipe (22) is used for supplying the stake hole wall butt of friction pile (1).

7. The high-load foundation structure for building construction according to claim 6, wherein: the inside of connecting pipe (22) is provided with connecting reinforcement (23), the both ends of connecting reinforcement (23) connect respectively in the relative lateral wall of connecting pipe (22) inner wall.

8. The high-load foundation structure for building construction according to claim 1, wherein: a threaded rod (241) is arranged on the side wall of the bearing platform (2), connecting blocks (31) are arranged at two ends of the arch plate (3), a first through hole (32) penetrates through the upper surface of each connecting block (31), and the first through hole (32) is used for the threaded rod (241) to penetrate through; the both ends of grade beam (4) all are provided with plug block (41), second through-hole (42) have been seted up in the upper surface of plug block (41) run through, second through-hole (42) are used for supplying threaded rod (241) pass, the week side threaded connection of threaded rod (241) has the nut.