CN214460570U - Underground pile foundation structure of building - Google Patents

Abstract

The utility model discloses a building underground pile foundation structure relates to the architectural design technical field of large-span factory building, including roof beam structure and pile cap, the roof beam structure includes first row roof beam, one side of first row roof beam is equipped with third row roof beam, first row roof beam with be equipped with the second between the third row roof beam and be listed as the roof beam, first row roof beam with be equipped with two fourth row roof beams between the third row roof beam, first row roof beam the second be listed as the roof beam with be equipped with a plurality of fifth row roof beams between the third row roof beam. The utility model has the advantages of reasonable structure, easy operation, the utility model discloses a form a frame with first roof beam, third row roof beam and two fourth row roof beams, divide the frame into a plurality of frame elements once more through second row roof beam, all form a plurality of triangle-shaped structures between making the frame through the fifth row roof beam for the rigidity of whole roof beam structure is higher, makes the power homodisperse of roof beam structure through the column cushion cap, thereby can effectively reduce the cross sectional dimension and the thick size of board of first floor roof beam.

Description

Underground pile foundation structure of building

Technical Field

The utility model relates to the architectural design technical field of large-span factory building, in particular to building underground pile foundation structure.

Background

The large-span structure is mainly used for large-span plants, airplane assembly workshops, large warehouses and the like in industrial buildings, the large-span space structure is one of important marks of the national building science and technology level, the upper structure of the large-span plant is usually of a steel structure, and the first floor slab and the underground foundation are of a reinforced concrete structure.

Among the prior art, the tradition design, the structure of first floor adopts concrete beam slab structure system, the transmission route of floor load is roughly from floor to roof beam to post to basis, floor load is that the dead weight load of beam slab post component is whole to be transmitted to the first floor girder, transmit the column foundation at both ends through the first floor girder, the cross sectional dimension and the thick size of board that lead to first floor roof beam in the large-span factory building all can be very big, increase the construction degree of difficulty, engineering cost is on the high side simultaneously, therefore we disclose a building underground pile foundation structure and satisfy people's demand.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a building underground pile foundation structure, with the problem that proposes in solving above-mentioned background, the utility model discloses a form a frame with first row roof beam, third row roof beam and two fourth row roof beams, be connected through second row roof beam and two fourth row roof beams, divide the frame into a plurality of frame unit once more, between first row roof beam and second row roof beam through the fifth row roof beam messenger, all form a plurality of triangle-shaped structures between second row roof beam and the third row roof beam, make the rigidity of whole roof beam structure higher, make the even dispersion of power of roof beam structure through the column cushion cap, thereby can effectively reduce the cross sectional dimension and the thick size of board of first floor roof beam.

In order to achieve the above purpose, the present application provides the following technical solutions: the beam frame comprises a first column of beams, a third column of beams are arranged on one side of the first column of beams in parallel, a second column of beams are arranged between the first column of beams and the third column of beams, two fourth columns of beams are arranged between the first column of beams and the third column of beams, two ends of the two fourth columns of beams are fixedly connected to one side of the first column of beams and one side of the third column of beams respectively, two ends of the second column of beams are fixedly connected to one side of the two fourth columns of beams respectively, the first column of beams, the second column of beams, the third column of beams and the two fourth columns of beams form the beam frame, the bottom side of the beam frame is fixedly installed on the top side of the pile cap, and a plurality of fifth columns of beams are arranged between the first column of beams and the second column of beams and between the second column of beams and the third column of beams.

Based on the structure, the first row of beams and the third row of beams are arranged, the first row of beams and the third row of beams are connected together through the two fourth row of beams to form a frame, the frame is divided into a plurality of frame units again through the connection of the second row of beams and the two fourth row of beams, the overall rigidity of the frame is improved, a plurality of triangular structures are formed between the first row of beams and the second row of beams and between the second row of beams and the third row of beams through the arrangement of the fifth row of beams, the rigidity of the overall beam frame is higher by utilizing the structural stability of the triangle, the beam frame is supported through the column bearing platform, the force of the beam frame is uniformly dispersed through the column bearing platform, and larger gravity can be borne, so that the section size and the plate thickness size of the first-layer beam can be effectively reduced.

Preferably, the pile cap includes a plurality of single pile caps and a plurality of three pile caps, the plurality of three pile caps are respectively located at bottom side positions of the first row of beams and the second row of beams, and the plurality of single pile caps are respectively located at bottom side positions of the first row of beams, the second row of beams and the third row of beams.

Furthermore, through the arrangement of the single pile bearing platforms and the three pile bearing platforms, the support columns with various specifications are formed, the three pile bearing platforms capable of bearing large force are arranged in the main stress area of the corner and other areas, and the single pile bearing platforms are arranged among the three pile bearing platforms at intervals to play a role of auxiliary support, so that the support can be effectively realized, and the construction cost can be saved.

Preferably, it is a plurality of single pile cushion cap and a plurality of three pile cushion caps all include the tubular pile, and are a plurality of on the single pile cushion cap tubular pile quantity is one, and is a plurality of the equal fixed mounting in top side of tubular pile has little cushion cap, and is a plurality of on the three pile cushion caps tubular pile quantity is three, and is three the top side fixed mounting of tubular pile has same big cushion cap, and is a plurality of little cushion cap and a plurality of the top side of big cushion cap all with the roof beam structure contacts.

Furthermore, the number of the tubular piles of the three pile bearing platforms is set to be three, the characteristics that the triangular structure has stability are utilized, the rigidity of the three pile bearing platforms is increased, the bearing capacity of the three pile bearing platforms to load is effectively increased, the small bearing platforms and the large bearing platforms are arranged, so that the three pile bearing platforms are connected with the beam frame in a higher mode, and load is transferred better.

Preferably, the tubular pile is the prefab, the outside of tubular pile evenly is equipped with a plurality of ring channels, and is every three the ring channel is adjacent arranges together, and a plurality of ring channels are evenly arranged a plurality of places on the surface of tubular pile, three on the pile cap a plurality of on the tubular pile the ring channel is the one-to-one respectively.

Furthermore, the tubular piles are set into prefabricated parts, so that the operations such as assembly can be directly carried out, the engineering time is saved, and the tubular piles are conveniently connected through the components through the arrangement of the annular grooves.

Preferably, it is a plurality of three on the three pile cap per two on the tubular pile all be equipped with a connecting reinforcement between the tubular pile, every department is equipped with threely altogether connecting reinforcement, it is a plurality of connecting reinforcement all be C shape structure and with annular groove looks adaptation.

Furthermore, two liang of three tubular piles are connected through a plurality of connecting reinforcement, make to form the multistage between the three tubular pile and connect, make the triangle-shaped characteristic that three tubular pile formed strengthen simultaneously, make its rigidity higher, bearing capacity is stronger, through the setting of C shape structure, is convenient for with the quick card of connecting reinforcement go into corresponding ring channel in.

Preferably, the bottom sides of the first and third columns of beams are provided with at least three of the three pile caps, and the plurality of the single pile caps are uniformly arranged at positions between the three pile caps and at positions of the bottom side of the second column of beams respectively.

Furthermore, through the arrangement of the three-pile bearing platforms, the load can be effectively dispersed and uniformly distributed on the three-pile bearing platforms, the insufficient bearing capacity of the pile bearing platforms caused by stress concentration is prevented, and the single-pile bearing platforms are dispersed among the three-pile bearing platforms to play a good auxiliary supporting role.

Preferably, one end of each of the fifth row beams is respectively and fixedly connected to one side of each of the four pile caps located in the four corner regions, and the other end of each of the fifth row beams is fixedly connected to the outer side of the single pile cap located in the middle.

Furthermore, the beam frame is enabled to form a plurality of triangular structures by arranging a plurality of fifth-row beams and forming an X shape, so that the rigidity and the bearing capacity of the beam frame are increased, and the section size and the plate thickness size of the first-layer beam are reduced.

To sum up, the utility model discloses a technological effect and advantage:

1. in the utility model, the first row beam and the third row beam are arranged, the first row beam and the third row beam are connected together through the two fourth row beams to form a frame, the frame is divided into a plurality of frame units again through the connection of the second row beam and the two fourth row beams, the overall rigidity of the frame is improved, a plurality of triangular structures are formed between the first row beam and the second row beam and between the second row beam and the third row beam through the arrangement of the fifth row beam, the rigidity of the overall beam frame is higher by utilizing the structural stability of the triangle, the beam frame is supported through the column bearing platform, the force of the beam frame is uniformly dispersed through the column bearing platform to bear larger gravity, thereby the section size and the plate thickness of the first layer beam can be effectively reduced, the support columns with various specifications are formed through the arrangement of a plurality of single pile bearing platforms and a plurality of three pile bearing platforms, a plurality of three pile bearing platforms capable of bearing larger force are arranged in the main stress area such as corners, a plurality of single pile bearing platforms are arranged among the three pile bearing platforms at intervals, so that the auxiliary supporting effect is achieved, the effective support can be achieved, and the construction cost can be saved.

2. In the utility model, the tubular piles of the three pile bearing platforms are arranged into three, the characteristic that the triangular structure has stability is utilized, the rigidity of the three pile bearing platforms is increased, the bearing capacity of the three pile bearing platforms to load is effectively increased, the three pile bearing platforms are higher connected with a beam frame through the arrangement of the small bearing platform and the large bearing platform, the load is better transmitted simultaneously, the tubular piles are arranged into prefabricated parts, the operations such as assembly and the like can be directly carried out, the time of engineering is saved, the connection between the tubular piles is convenient through the arrangement of the annular grooves, the three tubular piles are connected in pairs through a plurality of connecting reinforcing steel bars, the multi-section connection is formed between the three tubular piles, the triangular characteristics formed by the three tubular piles are enhanced simultaneously, the rigidity is higher, the bearing capacity is stronger, and the connecting reinforcing steel bars are conveniently and quickly clamped into the corresponding annular grooves through the arrangement of the C-shaped structure, through the setting of three pile caps, can carry out the active dispersion with the load, evenly distributed prevents that stress concentration from causing the pile cap bearing capacity not enough on a plurality of three pile caps, and a plurality of single pile caps disperse between a plurality of three pile caps, play good auxiliary stay effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an overall plan view of the underground pile structure of the present invention;

fig. 2 is a schematic structural view of a tubular pile in a three-pile bearing platform of the present invention;

FIG. 3 is a cross-sectional view of a single pile cap of the present invention;

fig. 4 is a cross-sectional view of the middle three-pile cap of the present invention.

In the figure: 1. a first column beam; 2. a second column beam; 3. a third row of beams; 4. a fourth column beam; 5. a fifth row of beams; 6. a three-pile cap; 7. a single pile cap; 8. a large bearing platform; 9. a small bearing platform; 61. a tubular pile; 62. connecting reinforcing steel bars; 611. an annular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-4, there is shown an underground pile structure for building, which includes a beam frame and a pile cap.

The beam frame comprises a first column of beams 1, a third column of beams 3 are arranged on one side of the first column of beams 1 in parallel, a second column of beams 2 are arranged between the first column of beams 1 and the third column of beams 3, two fourth columns of beams 4 are arranged between the first column of beams 1 and the third column of beams 3, two ends of the two fourth columns of beams 4 are fixedly connected to one sides of the first column of beams 1 and the third column of beams 3 respectively, two ends of the second column of beams 2 are fixedly connected to one side of the two fourth columns of beams 4 respectively, the two fourth columns of beams 4 connect the first column of beams 1 and the third column of beams 3 together to form a frame, the frame is divided into a plurality of frame units again through the connection of the second column of beams 2 and the two fourth columns of beams 4, and the overall rigidity of the frame is improved.

The first column beam 1, the second column beam 2, the third column beam 3 and the two fourth column beams 4 form a beam frame, the bottom side of the beam frame is fixedly arranged on the top side of the pile cap, and the beam frame is supported by the pile cap, so that the force of the beam frame is uniformly dispersed by the pile cap.

Between first row roof beam 1 and the second row roof beam 2, second row roof beam 2 and third row roof beam 3 all are equipped with a plurality of fifth row roof beam 5, through the setting of fifth row roof beam 5, make between first row roof beam 1 and the second row roof beam 2, all form a plurality of triangle-shaped structures between second row roof beam 2 and the third row roof beam 3, utilize triangular structural stability for the rigidity of whole roof beam structure is higher, can bear bigger gravity, thereby can effectively reduce the cross-sectional dimension and the thick size of board of first floor's roof beam.

Based on the structure, the first row beam 1 and the third row beam 3 are arranged, the first row beam 1 and the third row beam 3 are connected together through the two fourth row beams 4 to form a frame, the frame is divided into a plurality of frame units again through the connection of the second row beam 2 and the two fourth row beams 4, the overall rigidity of the frame is improved, a plurality of triangular structures are formed between the first row beam 1 and the second row beam 2 and between the second row beam 2 and the third row beam 3 through the arrangement of the fifth row beam 5, the rigidity of the overall beam frame is higher by utilizing the structural stability of the triangle, the beam frame is supported through the column bearing platform, the force of the beam frame is uniformly dispersed through the column bearing platform, larger gravity can be borne, and the section size and the plate thickness size of the first-layer beam can be effectively reduced.

In this embodiment, the pile cap includes a plurality of single-pile caps 7 and a plurality of three-pile caps 6, the plurality of three-pile caps 6 are respectively located at the bottom side positions of the first row beam 1 and the second row beam 2, the plurality of single-pile caps 7 are respectively located at the bottom side positions of the first row beam 1, the second row beam 2 and the third row beam 3, the plurality of single-pile caps 7 and the plurality of three-pile caps 6 are arranged to form support columns of various specifications, the plurality of three-pile caps 6 capable of bearing large force are arranged in the main force bearing area of the area such as the corner, and the plurality of single-pile caps 7 are arranged among the plurality of three-pile caps 6 at intervals to play a role of auxiliary support, so that not only effective support can be achieved, but also engineering cost can be saved.

In this embodiment, a plurality of single pile caps 7 and a plurality of three pile caps 6 all include tubular pile 61, tubular pile 61 on a plurality of single pile caps 7 is one in quantity, the top side of a plurality of tubular piles 61 all fixedly mounted has little cushion cap 9, tubular pile 61 on a plurality of three pile caps 6 is three in quantity, the top side of three tubular pile 61 fixedly mounted has same big cushion cap 8, the top sides of a plurality of little cushion caps 9 and a plurality of big cushion caps 8 all contact with the roof beam structure, through setting up the quantity of the tubular pile 61 of three pile caps 6 to three, utilize the triangle-shaped structure to have stable characteristics, increase the rigidity of three pile caps 6 itself, effectively increase the bearing capacity to the load of three pile caps 6 simultaneously, through the setting of little cushion cap 9 and big cushion cap 8, make its higher be connected with the roof beam structure, better transmission load simultaneously.

In this embodiment, the tubular pile 61 is a prefabricated member, a plurality of annular grooves 611 are uniformly formed in the outer side of the tubular pile 61, every three annular grooves 611 are adjacently arranged, the annular grooves 611 are uniformly arranged at a plurality of positions on the outer surface of the tubular pile 61, the annular grooves 611 on the three tubular piles 61 on the three pile caps 6 correspond to one another respectively, the tubular pile 61 is set as the prefabricated member, so that the operations such as assembly can be directly performed, the engineering time is saved, and the tubular pile 61 can be conveniently connected through the annular grooves 611.

In this embodiment, all be equipped with a connecting reinforcement 62 between per two tubular piles 61 on the three tubular pile 61 on a plurality of three pile cushion caps 6, every department is equipped with three connecting reinforcement 62 altogether, a plurality of connecting reinforcement 62 all be C shape structure and with ring channel 611 looks adaptation, connect three tubular pile 61 two liang through a plurality of connecting reinforcement 62, make and form the multistage between the three tubular pile 61 and connect, make the triangle-shaped characteristic that three tubular pile 61 formed strengthen simultaneously, make its rigidity higher, bearing capacity is stronger, setting through C shape structure, be convenient for with the quick card of connecting reinforcement 62 in the corresponding ring channel 611.

In this embodiment, at least three pile caps 6 are disposed on the bottom sides of the first row beam 1 and the third row beam 3, the plurality of single pile caps 7 are respectively and uniformly arranged at positions between the plurality of three pile caps 6 and at positions on the bottom side of the second row beam 2, and by the arrangement of the three pile caps 6, the load can be effectively dispersed and uniformly distributed on the plurality of three pile caps 6, so that the insufficient bearing capacity of the pile caps caused by stress concentration is prevented, and the plurality of single pile caps 7 are dispersed among the plurality of three pile caps 6, thereby playing a good auxiliary supporting role.

In this embodiment, one end of each of the fifth row beams 5 is fixedly connected to one side of each of the four three-pile bearing platforms 6 located in the four corner regions, and the other end of each of the fifth row beams 5 is fixedly connected to the outer side of the single-pile bearing platform 7 located in the middle position.

This practical theory of operation: the first-layer beam 1 and the third-layer beam 3 are arranged, the first-layer beam 1 and the third-layer beam 3 are connected together through the two fourth-layer beams 4 to form a frame, the frame is divided into a plurality of frame units again through the connection of the second-layer beam 2 and the two fourth-layer beams 4, the overall rigidity of the frame is improved, a plurality of triangular structures are formed between the first-layer beam 1 and the second-layer beam 2 and between the second-layer beam 2 and the third-layer beam 3 through the arrangement of the fifth-layer beams 5, the rigidity of the overall beam frame is higher through the structural stability of the triangle, the force of the beam frame is uniformly dispersed through the column bearing platforms to bear larger gravity, the section size and the plate thickness size of the first-layer beam can be effectively reduced, and the support columns with various specifications are formed through the arrangement of the plurality of single column bearing platforms 7 and the plurality of the three column bearing platforms 6, a plurality of three-pile bearing platforms 6 capable of bearing large force are arranged in a main stress area in areas such as corners, a plurality of single-pile bearing platforms 7 are arranged among the three-pile bearing platforms 6 at intervals to play a role of auxiliary support, so that not only can effective support be realized, but also the construction cost can be saved.

The tubular piles 61 of the three tubular piles 6 are arranged into three, the characteristics of stability of a triangular structure are utilized, the rigidity of the three tubular piles 6 is increased, the bearing capacity of the three tubular piles 6 to load is effectively increased, the small bearing platform 9 and the large bearing platform 8 are arranged to be higher and connected with a beam frame, the load is better transmitted, the tubular piles 61 are arranged into prefabricated parts, the operations such as assembly and the like can be directly carried out, the engineering time is saved, the tubular piles 61 are conveniently connected through the arrangement of the annular grooves 611, the three tubular piles 61 are connected in pairs through a plurality of connecting reinforcing steel bars 62, the three tubular piles 61 are connected in a multi-section mode, the triangular characteristics formed by the three tubular piles 61 are enhanced, the rigidity is higher, the bearing capacity is stronger, the connecting reinforcing steel bars 62 are conveniently and quickly clamped into the corresponding annular grooves 611 through the arrangement of the C-shaped structure, through the setting of three pile caps 6, can carry out the active dispersion with load, evenly distributed prevents that stress concentration from causing the pile cap bearing capacity not enough on a plurality of three pile caps 6, and a plurality of single pile caps 7 disperse between a plurality of three pile caps 6, play good auxiliary stay effect.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims (7)

1. A building underground pile foundation structure comprises a beam frame and a pile cap, and is characterized in that the beam frame comprises a first column of beams (1), a third column of beams (3) is arranged on one side of the first column of beams (1) in parallel, a second column of beams (2) is arranged between the first column of beams (1) and the third column of beams (3), two fourth column of beams (4) are arranged between the first column of beams (1) and the third column of beams (3), two ends of the two fourth column of beams (4) are fixedly connected to one sides of the first column of beams (1) and the third column of beams (3) respectively, two ends of the second column of beams (2) are fixedly connected to one side of the two fourth column of beams (4) respectively, the first column of beams (1), the second column of beams (2), the third column of beams (3) and the two fourth column of beams (4) form the beam frame, and the bottom side of the beam frame is fixedly installed on the top side of the pile cap, and a plurality of fifth row beams (5) are arranged between the first row beam (1) and the second row beam (2) and between the second row beam (2) and the third row beam (3).

2. A building underground pile foundation structure according to claim 1, wherein: the pile cap comprises a plurality of single pile caps (7) and a plurality of three pile caps (6), the three pile caps (6) are respectively positioned at the bottom side positions of the first row beam (1) and the second row beam (2), and the single pile caps (7) are respectively positioned at the bottom side positions of the first row beam (1), the second row beam (2) and the third row beam (3).

3. A building underground pile foundation structure according to claim 2, wherein: a plurality of single pile cushion cap (7) and a plurality of three pile cushion caps (6) all include tubular pile (61), and are a plurality of on single pile cushion cap (7) tubular pile (61) quantity is one, and is a plurality of the equal fixed mounting in top side of tubular pile (61) has little cushion cap (9), and is a plurality of on three pile cushion caps (6) tubular pile (61) quantity is three, and is three the top side fixed mounting of tubular pile (61) has same big cushion cap (8), and is a plurality of little cushion cap (9) and a plurality of the top side of big cushion cap (8) all with the roof beam structure contacts.

4. A building underground pile foundation structure according to claim 3, wherein: tubular pile (61) are the prefab, the outside of tubular pile (61) evenly is equipped with a plurality of ring channels (611), every three adjacent the arranging together of ring channel (611), a plurality of ring channels (611) evenly arrange many places on the surface of tubular pile (61), three on pile cap (6) a plurality of on tubular pile (61) ring channel (611) one-to-one respectively.

5. A building underground pile foundation structure according to claim 4, wherein: a plurality of three on three pile cap (6) every two on tubular pile (61) all be equipped with a connecting reinforcement (62) between tubular pile (61), every department is equipped with threely altogether connecting reinforcement (62), a plurality of connecting reinforcement (62) all be C shape structure and with ring channel (611) looks adaptation.

6. A building underground pile foundation structure according to claim 2, wherein: the bottom sides of the first row beam (1) and the third row beam (3) are at least provided with three pile bearing platforms (6), and a plurality of single pile bearing platforms (7) are uniformly arranged at positions among the three pile bearing platforms (6) and at the bottom side position of the second row beam (2) respectively.

7. A building underground pile foundation structure according to claim 2, wherein: one ends of the fifth columns of beams (5) are respectively and fixedly connected to one sides of the four pile bearing platforms (6) located in the four corner areas, and the other ends of the fifth columns of beams are respectively and fixedly connected to the outer sides of the single pile bearing platforms (7) located in the middle positions.

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