CN217325457U

CN217325457U - Bridge pile foundation prevents subsiding reinforced structure

Info

Publication number: CN217325457U
Application number: CN202221054726.XU
Authority: CN
Inventors: 庄斌; 林冬梅; 吴鹏文; 林学焰; 俞建凤; 张波; 高珊珊; 游浩; 陈洪; 何尔月; 何建登; 吴茂振
Original assignee: Gao Hua Fujian Construction Engineering Co ltd
Current assignee: Gao Hua Fujian Construction Engineering Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-30
Anticipated expiration: 2032-05-05

Abstract

The application discloses reinforcing structure is prevented subsiding by bridge pile foundation, relate to the technical field of bridge, it includes that bridge body and interval set up in the pile foundation of bridge body bottom, be provided with a supporting beam between two adjacent pile foundations, the outer wall of pile foundation is provided with and is used for carrying out the fastening components who locks to a supporting beam, fastening components includes first splint and second splint, first splint and second splint set up respectively in the both sides of pile foundation, the both ends of first splint are provided with first installation piece, the both ends of second splint are provided with the second installation piece, be formed with the mounting groove that the tip card that is used for supplying the supporting beam is gone into between first installation piece and the second installation piece, the locking lever is worn to be equipped with by the lateral wall at supporting beam both ends, locking lever both ends threaded connection has first nut, first nut can be fixed in between first installation piece and the second installation piece with a supporting beam locking. This application is when the pile foundation receives the load, and a supporting beam can transmit part load to adjacent pile foundation on to promote the effect of subsiding of preventing of pile foundation.

Description

Bridge pile foundation prevents subsiding reinforced structure

Technical Field

The application relates to the technical field of bridges, in particular to a bridge pile foundation anti-settlement reinforcing structure.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass.

The bridge often can touch soft foundation highway section at the in-process of erectting, along with the long-time use of bridge or vehicle overload, can make the bridge pile foundation in different positions produce the problem of differential settlement to cause the deformation, the fracture even fracture of bridge easily.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of bridge pile foundation differential settlement, this application provides a reinforced structure is prevented subsiding by bridge pile foundation.

The application provides a reinforced structure is prevented subsiding by bridge pile foundation adopts following technical scheme:

the utility model provides a bridge pile foundation prevents subsiding reinforced structure, sets up in the pile foundation of bridge body bottom including bridge body and interval, adjacent two be provided with a supporting beam between the pile foundation, the outer wall of pile foundation is provided with and is used for carrying out the fastening assembly who locks to a supporting beam, fastening assembly includes first splint and second splint, first splint and second splint set up respectively in the both sides of pile foundation, the both ends of first splint are provided with first installation piece, the both ends of second splint are provided with the second installation piece, be formed with the mounting groove that is used for supplying the tip card of supporting beam to go into between first installation piece and the second installation piece, the locking lever is worn to be equipped with by the lateral wall at a supporting beam both ends, locking lever both ends threaded connection has first nut, first nut can be fixed in between first installation piece and the second installation piece with a supporting beam locking.

Through adopting above-mentioned technical scheme, a supporting beam passes through fastening components locking to be fixed on two adjacent pile foundations, and when the pile foundation received the load, a supporting beam can transmit partial load to adjacent pile foundation on to promote the effect of subsiding of preventing of pile foundation, and then can effectively improve the uneven settlement problem of pile foundation.

Optionally, wear to be equipped with the split bolt on the pile foundation, the both ends threaded connection of split bolt has the second nut, the perforation has been seted up to first splint and second splint, first splint and second splint pass the perforation back, the second nut can be fixed in the both ends of split bolt with first splint and second splint locking.

Through adopting above-mentioned technical scheme, can promote the joint strength of first splint and second splint and pile foundation to the stay bolt for it is more stable to connect between supporting beam and the pile foundation, thereby when the pile foundation takes place to subside, the load can transmit through a supporting beam steadily.

Optionally, the pile foundation is provided with a fixing rod in a penetrating manner, and the two ends of the supporting beam are provided with clamping grooves for the fixing rod to be clamped in along the horizontal direction.

Through adopting above-mentioned technical scheme, in the use, the pile foundation mainly receives vertical load, and the dead lever cooperates with the draw-in groove joint, can prevent pile foundation and a supporting beam to produce vertical relative motion to promote the stability of being connected between a supporting beam and the pile foundation.

Optionally, the bottom end of the pile foundation is provided with a supporting seat.

Through adopting above-mentioned technical scheme, set up the supporting seat and can increase the effectual holding area of pile foundation to promote the anti-settling effect of pile foundation.

Optionally, a support rod group for obliquely supporting the support beam is arranged on the support seat.

Through adopting above-mentioned technical scheme, the bracing piece group carries out the slope at the bottom of a supporting beam and supports, can with a supporting beam on vertical load transfer to the supporting seat to promote the stability of a supporting beam in the use.

Optionally, the bracing piece group includes two bracing pieces, two the bracing piece symmetry sets up in the both sides of pile foundation, two the bracing piece corresponds respectively to be connected on the supporting beam of pile foundation both sides.

Through adopting above-mentioned technical scheme, the horizontal component of bracing piece effect on the supporting seat both sides offsets each other to can reduce the vertical load of pile foundation, thereby can further promote the subsidence effect of preventing of pile foundation.

Optionally, the support rod includes a first support rod, a second support rod and a connection sleeve, the first support rod and the second support rod are provided with threads in opposite directions, and the connection sleeve is in threaded connection between the first support rod and the second support rod.

By adopting the technical scheme, the first supporting rod and the second supporting rod can be driven to move towards or away from each other by rotating the connecting sleeve, so that the overall length of the supporting rod is adjusted; in the use, order about the both ends of bracing piece and support a supporting beam and a supporting seat tightly to promote the effect of subsiding of preventing of pile foundation.

Optionally, the bottom of a supporting beam is provided with a fixing base, the top of the first supporting rod is hinged to the fixing base, the bottom of the second supporting rod is hinged to a mounting base, the supporting base is provided with foundation bolts, and the mounting base is fixed on the foundation bolts.

Through adopting above-mentioned technical scheme, can make things convenient for the bracing piece to carry out on-the-spot assembly to shorten construction cycle.

In summary, the present application includes at least one of the following benefits:

1. through the arrangement of the supporting beams, when the pile foundation is loaded, part of load can be transmitted to the adjacent pile foundation by the supporting beams, so that the anti-sedimentation effect of the pile foundation is improved, and the problem of uneven sedimentation of the pile foundation can be effectively solved;

2. through the setting of the supporting rod group, the supporting rod group can transmit the load on two adjacent supporting beams to the two sides of the supporting seat in an inclined mode, the horizontal component force acting on the two sides of the supporting seat is offset, therefore, the vertical load received by the supporting seat can be reduced, and the anti-settling effect of the pile foundation is further improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an exploded view of the present embodiment showing the card slot;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is an enlarged schematic view at B in fig. 2.

Description of reference numerals: 1. a bridge; 2. a pile foundation; 21. a supporting seat; 22. a mounting seat; 23. anchor bolts; 3. a support beam; 31. a card slot; 32. a fixed seat; 4. a fastening assembly; 41. a first splint; 42. a second splint; 43. a first mounting block; 44. a second mounting block; 45. mounting grooves; 46. a locking lever; 47. a first nut; 48. mounting holes; 49. perforating; 5. oppositely pulling bolts; 51. a second nut; 6. fixing the rod; 7. a set of support rods; 71. a support bar; 711. a first support bar; 712. a second support bar; 713. and connecting the sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses reinforced structure is prevented subsiding by bridge pile foundation. Referring to fig. 1 and 2, the bridge pile foundation prevents subsiding reinforced structure includes bridge 1 and the interval sets up the pile foundation 2 in bridge 1 bottom, and pile foundation 2's whole is cylindricly, and a plurality of length direction lines along bridge 1 are opened. A supporting beam 3 is arranged between two adjacent pile foundations 2, in this embodiment, the supporting beam 3 is a rectangular strip-shaped stainless steel plate, and the supporting beam 3 is parallel to the bridge 1. The outer wall of pile foundation 2 is provided with the fastening components 4 that are used for locking a supporting

beam

3, and 4 fixed connection are passed through at the both ends of a supporting beam 3 on two adjacent pile foundations 2 through fastening components, and when one of them pile foundation 2 had the trend of taking place to subside, partial load can be transmitted to adjacent pile foundation 2 through a supporting beam 3 of pile foundation 2 both sides on to hinder pile foundation 2 and subside.

Referring to fig. 2 and 3, the fastening assembly 4 includes a first clamping plate 41 and a second clamping plate 42, and the first clamping plate 41 and the second clamping plate 42 are respectively disposed at both sides of the pile foundation 2. In this embodiment, the first clamping plate 41 and the second clamping plate 42 are both semicircular, the first mounting blocks 43 are integrally formed at both ends of the first clamping plate 41, the second mounting blocks 44 are integrally formed at both ends of the second clamping plate 42, when the first clamping plate 41 and the second clamping plate 42 are spliced together, the mounting groove 45 with a through top end is formed between the first mounting blocks 43 and the second mounting blocks 44, and the end of the support beam 3 can be clamped into the mounting groove 45. Locking rods 46 penetrate through the side walls of the two ends of the support beam 3, the locking rods 46 are screw rods, and the two ends of each locking rod 46 are in threaded connection with first nuts 47; the mounting holes 48 for the locking rods 46 to pass through are formed in the two sides of the first mounting block 43 and the second mounting block 44, and when the supporting beam 3 is clamped into the mounting groove 45, the locking rods 46 can pass through the mounting holes 48 and the supporting beam 3, and then the supporting beam 3 is locked through the first nuts 47.

The middle parts of the first clamping plate 41 and the second clamping plate 42 are both provided with through holes 49. The pile foundation 2 is provided with a split bolt 5 along the radial direction, the two ends of the split bolt 5 are connected with a second nut 51 through threads, and the split bolt 5 is matched with the through hole 49; when the first clamping plate 41 and the second clamping plate 42 are installed at both ends of the split bolt 5, the second nut 51 can stably lock and fix the first clamping plate 41 and the second clamping plate 42 at both sides of the pile foundation 2.

The pile foundation 2 is radially fixed to penetrate through the fixing rod 6, and the two ends of the fixing rod 6 extend out of the side wall of the pile foundation 2. Clamping grooves 31 with rectangular sections are formed in two ends of the supporting beam 3, and the clamping grooves 31 penetrate through two sides of the supporting beam 3; when the supporting beam 3 is clamped into the mounting groove 45, the upper end surface and the lower end surface of the fixing rod 6 are respectively attached to the inner wall of the clamping groove 31.

Referring to fig. 2 and 4, the bottom end of pile foundation 2 is provided with a supporting seat 21, in this embodiment, supporting seat 21 is a rectangular parallelepiped structure, and supporting seat 21 and pile foundation 2 are integrally cast. The supporting base 21 is provided with a supporting rod group 7 for obliquely supporting the supporting beam 3, the supporting rod group 7 comprises two supporting rods 71, the two supporting rods 71 are symmetrically arranged on two sides of the pile foundation 2, and the two supporting rods 71 are correspondingly connected to the supporting beam 3 on two sides of the pile foundation 2 respectively, so that the load on the supporting beam 3 can be obliquely transmitted to the supporting base 21.

The supporting rod 71 includes a first supporting rod 711, a second supporting rod 712 and a connecting sleeve 713, in this embodiment, the first supporting rod 711 and the second supporting rod 712 are both screws, and the directions of the threads on the first supporting rod 711 and the second supporting rod 712 are opposite; the connection sleeve 713 is screw-coupled between the first bar 711 and the second bar 712, so that the entire length of the support bar 71 can be adjusted. The bottom welded fastening of a supporting beam 3 has a fixing base 32, and fixing base 32 is located a supporting beam 3's middle part position, and the top of first branch 711 links to each other with fixing base 32 is articulated simultaneously. The bottom end of the second supporting rod 712 is hinged to an installation seat 22, an anchor bolt 23 is embedded in the supporting seat 21, and the installation seat 22 is fixedly connected with the supporting seat 21 through the anchor bolt 23.

The implementation principle of the bridge pile foundation settlement-preventing reinforcing structure of the embodiment of the application is as follows:

when one pile foundation 2 has a tendency of sedimentation, the pile foundations 2 can drive the support beams 3 on the two sides to synchronously move downwards, so that part of load is transmitted to the adjacent pile foundations 2, and the pile foundations 2 are prevented from sedimentation; the downward load of pile foundation 2 can be transmitted to supporting seat 21 through bracing piece 71 slope to convert partial vertical load into horizontal direction's component, supporting seat 21 both sides horizontal direction's component can offset each other, thereby cuts down the vertical load of pile foundation 2, and then promotes pile foundation 2's anti-settling effect.

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: all equivalent changes made according to the 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 reinforced structure is prevented subsiding by bridge pile foundation, includes that bridge (1) body and interval set up in pile foundation (2) of bridge (1) body bottom, its characterized in that: two adjacent be provided with supporting beam (3) between pile foundation (2), the outer wall of pile foundation (2) is provided with and is used for carrying out fastening components (4) that lock to supporting beam (3), fastening components (4) include first splint (41) and second splint (42), first splint (41) and second splint (42) set up respectively in the both sides of pile foundation (2), the both ends of first splint (41) are provided with first installation piece (43), the both ends of second splint (42) are provided with second installation piece (44), be formed with between first installation piece (43) and second installation piece (44) and be used for supplying mounting beam's (3) tip card to go into mounting groove (45), supporting beam's (3) lateral wall is worn to be equipped with locking lever (46), locking lever (46) both ends threaded connection has first nut (47), first nut (47) can be fixed in first installation piece (43) and first nut (47) with supporting beam (3) locking Between the two mounting blocks (44).

2. The bridge pile foundation settlement-preventing reinforcement structure of claim 1, wherein: wear to be equipped with split bolt (5) on pile foundation (2), there is second nut (51) to the both ends threaded connection of split bolt (5), perforation (49) have been seted up in first splint (41) and second splint (42), first splint (41) and second splint (42) pass behind perforation (49), second nut (51) can be fixed in the both ends of split bolt (5) with first splint (41) and second splint (42) locking.

3. The bridge pile foundation settlement-preventing reinforcement structure of claim 1, wherein: the pile foundation (2) is provided with a fixing rod (6) in a penetrating mode, and clamping grooves (31) used for allowing the fixing rod (6) to be clamped in along the horizontal direction are formed in the two ends of the supporting beam (3).

4. The bridge pile foundation settlement-preventing reinforcement structure of claim 1, wherein: the bottom end of the pile foundation (2) is provided with a supporting seat (21).

5. The bridge pile foundation settlement-preventing reinforcement structure of claim 4, wherein: and the supporting seat (21) is provided with a supporting rod group (7) for obliquely supporting the supporting beam (3).

6. The bridge pile foundation anti-settlement reinforcing structure according to claim 5, wherein: the supporting rod group (7) comprises two supporting rods (71), the two supporting rods (71) are symmetrically arranged on two sides of the pile foundation (2), and the two supporting rods (71) are respectively connected to the supporting beams (3) on two sides of the pile foundation (2) correspondingly.

7. The bridge pile foundation settlement-preventing reinforcement structure of claim 6, wherein: the supporting rod (71) comprises a first supporting rod (711), a second supporting rod (712) and a connecting sleeve (713), wherein the first supporting rod (711) and the second supporting rod (712) are provided with threads in opposite directions, and the connecting sleeve (713) is connected between the first supporting rod (711) and the second supporting rod (712) in a threaded mode.

8. The bridge pile foundation settlement-preventing reinforcement structure of claim 7, wherein: the bottom of a supporting beam (3) is provided with fixing base (32), the top of first branch (711) articulates in fixing base (32), the bottom of second branch (712) articulates there is mount pad (22), supporting seat (21) are provided with rag bolt (23), mount pad (22) are fixed in on rag bolt (23).