CN211472551U

CN211472551U - Building pile foundation

Info

Publication number: CN211472551U
Application number: CN201922293286.8U
Authority: CN
Inventors: 赵广俊
Original assignee: Qingdao Tengyuan Design Institute Co Ltd
Current assignee: Qingdao Tengyuan Design Institute Co Ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-11
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a building pile foundation belongs to the building technical field, there is a constant head tank on the bottom surface of the roof of building pile foundation, the upper end of inner frame is in the constant head tank, there is last draw bead on the inner frame outer wall, the outside cover of inner frame is equipped with the frame, there is a sliding groove on the frame inner wall, last draw bead is located the sliding groove; the lower end of the inner frame is connected with a lower end plate, longitudinal steel bars are connected between the lower end plate and the top plate, and transverse steel bars are connected between two pairs of opposite side walls of the inner frame respectively; an upper spring group is arranged below the lower end plate, a partition plate is arranged below the upper spring group, and a lower spring group is arranged below the partition plate; the lower part of the lower spring group is provided with a foundation pile column, and the upper parts of the upper spring group, the partition plate, the lower spring group and the foundation pile column are all positioned in the outer frame; have the gliding strip that matches with the slip recess on the outer wall of foundation pile, the lower extreme of foundation pile is connected with the earth anchor that is located frame below outside, and there is the barb upper end edge of earth anchor, and it can keep good shock attenuation performance, improves balanced steadiness ability, does benefit to high-efficient safe construction.

Description

Building pile foundation

Technical Field

The utility model belongs to the technical field of the building, concretely relates to building pile foundation.

Background

At present, along with the development of the building industry, the requirement on the performance of a building pile foundation is higher and higher, and the Chinese utility model patent document with the publication number of CN107700515A discloses a building pile foundation, which comprises an upper pile base body, a lower pile base body and a damping device matched with the upper pile base body and the lower pile base body; the damping device comprises a sealing seat and a damping support arranged between the upper pile foundation body and the lower pile foundation body; the lower part of the sealing seat is connected with the lower pile foundation body, and a sealing structure is arranged between the upper part of the sealing seat and the upper pile foundation body; the sealing structure comprises a sealing part arranged on the upper pile base body, a first matching part arranged on the first base body and a second matching part arranged on the second base body. Although it is better to cushion effect, it nevertheless has the relatively poor problem of balanced steadiness.

SUMMERY OF THE UTILITY MODEL

The utility model provides a building pile foundation to solve the relatively poor problem of balanced steadiness among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme:

a building pile foundation comprises a transverse rectangular top plate, wherein a rectangular frame groove-shaped upwards-recessed positioning groove is formed in the bottom surface of the top plate, the upper end of a rectangular tubular inner frame is arranged in the positioning groove, a longitudinal upper sliding strip is arranged on the outer wall of the rectangular tubular inner frame, a rectangular tubular outer frame is sleeved outside the inner frame, a longitudinal sliding groove matched with the upper sliding strip is formed in the inner wall of the outer frame, and the upper sliding strip is located in the sliding groove; the lower end of the inner frame is connected with a transverse lower end plate, at least two longitudinal steel bars are uniformly distributed between the lower end plate and the top plate, and at least two transverse steel bars are uniformly distributed between two pairs of opposite side walls of the inner frame; the lower surface of the lower end plate is provided with an upper spring group which is transversely distributed, the lower surface of the upper spring group is provided with a transverse partition plate, and the lower surface of the partition plate is provided with a lower spring group which is transversely distributed; a longitudinal rectangular columnar foundation pile is arranged below the lower spring group, and the upper parts of the upper spring group, the partition plate, the lower spring group and the foundation pile are all positioned in the outer frame; be provided with the gliding strip that matches with the slip recess on the outer wall of foundation pile, the lower extreme of foundation pile is connected with the earth anchor that is located frame below outside, and the upper end edge of earth anchor is provided with the barb.

The utility model discloses a can also be preferred among the above-mentioned scheme of building pile foundation, go up spring assembly and spring assembly down and include the horizontal spring more than two at least respectively.

It is also preferred that said transverse springs are connected to each other by an elastic steel strip.

It may also be preferred that the transverse springs are each connected to a transverse elastic web.

The utility model discloses a building pile foundation can solve the relatively poor problem of balanced steadiness among the prior art, and it can improve balanced steadiness ability when keeping good damping performance, is favorable to going on of high-efficient and safe construction.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is the utility model discloses a building pile foundation's structural schematic.

Fig. 2 is a bottom view of the roof of the building pile foundation of the present invention.

Fig. 3 is the utility model discloses a plan view of building pile foundation's inside casing.

Fig. 4 is a top view of the outer frame of the building pile foundation of the present invention.

Fig. 5 is the utility model discloses a building pile foundation's slip recess and the local structure sketch map of draw runner down.

In the figure, 1 is a top plate, 2 is a positioning groove, 3 is an inner frame, 301 is an upper slide bar, 302 is a lower end plate, 303 is a longitudinal steel bar, 304 is a transverse steel bar, 4 is an outer frame, 401 is a sliding groove, 402 is a lower end opening portion, 403 is an upper main body groove portion, 5 is an upper spring group, 6 is a partition plate, 7 is a lower spring group, 8 is a foundation pile column, 801 is a lower slide bar, 9 is a ground anchor, and 901 is a barb.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Example 1

A building pile foundation, refer to fig. 1, including the horizontal rectangular roof 1, refer to fig. 2, there are rectangular frame trough-like sunken locating slots 2 upwards on the bottom surface of the roof 1, refer to fig. 3, the upper end of the rectangular tubular inner gimbal 3 is set up in locating slot 2, there are longitudinal upper slips 301 on the outer wall of the rectangular tubular inner gimbal 3, refer to fig. 4, the outside of the inner gimbal 3 is fitted with the rectangular tubular outer gimbal 4, there are longitudinal sliding grooves 401 matching with upper slips 301 on the inner wall of the outer gimbal 4, the upper slips 301 are located in sliding groove 401; the lower end of the inner frame 3 is connected with a transverse lower end plate 302, at least two longitudinal steel bars 303 are uniformly distributed between the lower end plate 302 and the top plate 1, and at least two transverse steel bars 304 are uniformly distributed between two pairs of opposite side walls of the inner frame 3; the lower surface of the lower end plate 302 is provided with upper spring groups 5 which are transversely distributed, the lower surface of the upper spring groups 5 is provided with transverse partition plates 6, and the lower surface of the partition plates 6 is provided with lower spring groups 7 which are transversely distributed; a longitudinal rectangular columnar foundation pile column 8 is arranged below the lower spring group 7, and the upper parts of the upper spring group 5, the partition plate 6, the lower spring group 7 and the foundation pile column 8 are all positioned inside the outer frame 4; be provided with down draw runner 801 with slip recess 401 matching on the outer wall of foundation pile post 8, the lower extreme of foundation pile post 8 is connected with the earth anchor 9 that is located frame 4 below outside, and the upper end edge of earth anchor 9 is provided with barb 901.

The building pile foundation of this embodiment, roof 1 firmly fixes a position through constant head tank 2 and inside casing 3, roof 1 is pressed down, can be through the slip of inside casing 3's last draw runner 301 in slip recess 401, make inside casing 3 downstream in frame 4, press its power transmission and cushioning effect's last spring assembly 5 simultaneously in proper order, baffle 6, lower spring assembly 7 downstream, and press the ground anchor 9 downstream, ground anchor 9 is through the slip of draw runner 901 in slip recess 401 down, make the upper portion of foundation pile 8 downstream in frame 4, with press the ground anchor 9 downstream, barb 901 can play the fixed position effect. The longitudinal steel bars 303 and the transverse steel bars 304 in the inner frame 3 play a role of reinforcing and supporting. The foundation pile 8 and the ground anchor 9 can be an integral structure or a structure connected through bolts and welding. During installation, the connected foundation pile 8 and the ground anchor 9 can be placed in the foundation pit, then the outer frame 4 is built, then the lower sliding strip 801 slides into the sliding groove 401 from bottom to top, namely the foundation pile 8 slides into the outer frame 4, then the lower spring group 7, the partition plate 6, the upper spring group 5 and the inner frame 3 are sequentially installed in the outer frame 4, and then the inner frame 3 is connected with the top plate 1. The above-described mounting method is particularly suitable for the case where the outer diameter of the earth anchor 9 is larger than the inner diameter of the outer frame 4. When the outer diameter of the ground anchor 9 is smaller than or equal to the inner diameter of the outer frame 4, the lower slide bar 801 can be slid into the slide groove 401 from top to bottom. The upper sliding strip 301 and the outer wall of the inner frame 3 may be welded, bolted or integrated.

Example 2

A building pile foundation, similar to embodiment 1, except that the upper spring group 5 and the lower spring group 7 each comprise at least two or more lateral springs.

Still further, the transverse springs are connected with each other through elastic steel bars.

Still further, the transverse springs are all connected to a transverse elastic net.

It is further possible that said transverse springs of the upper spring group 5 are connected below the upper elastic net.

It is further possible that said transverse springs of the lower spring group 7 are connected below the lower elastic net.

Further, the upper end of the slide groove 401 is opened on the upper end surface of the outer frame 4.

Further, the lower end of the slide groove 401 is opened on the lower end surface of the outer frame 4.

Example 3

A building pile foundation, similar to

embodiments

1 and 2, except that, referring to fig. 5, a slide groove 401 includes a lower end opening portion 402 and an upper body groove portion 403, the width of the lower end opening portion 402 is smaller than the width of the upper body groove portion 403, a lower slide bar 801 is a T-shaped structure matching the slide groove 401, and the width of the lateral portion of the T-shaped structure of the lower slide bar 801 is larger than the width of the lower end opening portion 402 and is smaller than or equal to the width of the upper body groove portion 403. To prevent the lower slide bar 801 from slipping out of the slide groove 401. During installation, if the external diameter of earth anchor 9 is greater than the internal diameter of frame 4, can put into earth anchor 9 in the foundation ditch, then build frame 4, then slide the slip groove 401 with lower draw runner 801 earlier, slide into frame 4 with foundation pile 8 from top to bottom earlier promptly in, the rethread bolt is connected earth anchor 9 and foundation pile 8, then in proper order to frame 4 in installation lower spring group 7, baffle 6, go up spring group 5, inside casing 3, then be connected inside casing 3 and roof 1. If the outer diameter of the ground anchor 9 is smaller than or equal to the inner diameter of the outer frame 4, the outer frame 4 can be built, then the lower sliding strip 801 firstly slides into the sliding groove 401, namely the connected foundation pile 8 and the ground anchor 9 slide into the outer frame 4 from top to bottom, then the lower spring group 7, the partition plate 6, the upper spring group 5 and the inner frame 3 are sequentially installed in the outer frame 4, and then the inner frame 3 is connected with the top plate 1.

Still further, the lower end surface of the ground anchor 9 is a circular arc surface protruding downwards.

In the building pile foundation of the above embodiment, the positioning groove 2 may be a rectangular frame groove. The upper sliding strip 301 and the lower sliding strip 801 may be rectangular strips or strips with trapezoidal cross sections, and the relatively short top edge of the trapezoidal cross section is connected with the outer walls of the inner frame 3 and the foundation pile column 8, so that the sliding groove 401 has a trapezoidal cross section, and the cross section of the sliding groove 401 is matched with the cross sections of the upper sliding strip 301 and the lower sliding strip 801. The longitudinal steel bars 303 and the transverse steel bars 304 can be perpendicular to each other, and the longitudinal steel bars and the transverse steel bars can be connected with each other by welding or binding to form a three-dimensional net structure in the inner frame 3. The top plate 1, the lower end plate 302 of the inner frame 2 and the inner frame 2 can be steel pieces, and the connecting structures between the longitudinal steel bars 303 and the transverse steel bars 304 can be welded connection. The longitudinal bars 303 and the transverse bars 304 may each be rectangular bars. The partition plate 6 can be a rectangular steel plate, and a partition plate sliding strip matched with the sliding groove 401 can be arranged on the side wall of the partition plate 6 and is positioned in the sliding chute 401. Or an upper mounting groove is arranged on the upper surface of the partition plate 6, and the lower part of the upper spring group 5 is embedded in the upper mounting groove. A lower mounting groove is formed in the lower surface of the partition plate 6, and the lower spring group 7 is embedded in the lower mounting groove. The foundation pile 8 may be a steel column, which may be connected with the lower spring group 7 by welding or bolts. The upper spring nest 5 may also be connected to the lower end plate 302 by welding or bolts. The barb 901 terminates in a wedge or point.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The building pile foundation comprises a transverse rectangular top plate (1), and is characterized in that a rectangular frame groove-shaped upwards-recessed positioning groove (2) is formed in the bottom surface of the top plate (1), the upper end of a rectangular tubular inner frame (3) is arranged in the positioning groove (2), a longitudinal upper sliding strip (301) is arranged on the outer wall of the rectangular tubular inner frame (3), a rectangular tubular outer frame (4) is sleeved outside the inner frame (3), a longitudinal sliding groove (401) matched with the upper sliding strip (301) is formed in the inner wall of the outer frame (4), and the upper sliding strip (301) is located in the sliding groove (401); the lower end of the inner frame (3) is connected with a transverse lower end plate (302), at least two longitudinal steel bars (303) are uniformly distributed between the lower end plate (302) and the top plate (1), and at least two transverse steel bars (304) are uniformly distributed between two pairs of opposite side walls of the inner frame (3) respectively; an upper spring group (5) which is transversely distributed is arranged below the lower end plate (302), a transverse partition plate (6) is arranged below the upper spring group (5), and a lower spring group (7) which is transversely distributed is arranged below the partition plate (6); a longitudinal rectangular columnar foundation pile column (8) is arranged below the lower spring group (7), and the upper parts of the upper spring group (5), the partition plate (6), the lower spring group (7) and the foundation pile column (8) are all positioned inside the outer frame (4); be provided with down glide strip (801) that matches with slip recess (401) on the outer wall of foundation pile (8), the lower extreme of foundation pile (8) is connected with and is located frame (4) below outside earth anchor (9), and the upper end edge of earth anchor (9) is provided with barb (901).

2. Building pile foundation according to claim 1, characterised in that the upper spring set (5) and the lower spring set (7) each comprise at least more than two transverse springs.

3. A building pile foundation according to claim 2 wherein the transverse springs are connected by resilient steel rods.

4. A building pile foundation according to claim 2 wherein the transverse springs are each connected to a transverse resilient web.

5. Building pile foundation according to claim 4, characterised in that the transverse springs of the upper spring group (5) are connected under the upper elastic net.

6. Building pile foundation according to claim 4, characterised in that the transverse springs of the lower spring group (7) are connected under the lower elastic net.

7. The building pile foundation according to claim 1, wherein the upper end of the sliding groove (401) is opened at the upper end surface of the outer frame (4).

8. Construction pile foundation according to claim 7, characterised in that the lower end of the sliding groove (401) is open at the lower end face of the outer frame (4).

9. The building pile foundation according to claim 1, wherein the sliding groove (401) includes a lower end opening portion (402) and an upper body groove portion (403), the width of the lower end opening portion (402) is smaller than the width of the upper body groove portion (403), the lower slide bar (801) is a T-shaped structure matching the sliding groove (401), and the width of a lateral portion of the T-shaped structure of the lower slide bar (801) is larger than the width of the lower end opening portion (402) and is smaller than or equal to the width of the upper body groove portion (403).

10. Building pile foundation according to claim 1, characterised in that the lower end surface of the ground anchor (9) is a downwardly convex circular arc surface.