CN219470694U

CN219470694U - Bridge supporting structure

Info

Publication number: CN219470694U
Application number: CN202320846292.5U
Authority: CN
Inventors: 叶柯志; 刘文浩; 雷玲香; 周日瑜; 黄燕梅
Original assignee: Guangdong No 2 Hydropower Engineering Co Ltd
Current assignee: Guangdong No 2 Hydropower Engineering Co Ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-08-04
Anticipated expiration: 2033-04-17

Abstract

The utility model provides a bridge supporting structure, which comprises a jacket sleeved and fixed on the surface of a bridge pier, wherein the bridge pier is arranged at the bottom of a bridge body, adjustable side supporting mechanisms are arranged on two sides of the jacket, each adjustable side supporting mechanism comprises a top supporting column, a bottom supporting sleeve and a telescopic column, the bottom ends of the telescopic columns are movably arranged in the bottom supporting sleeves, the top ends of the telescopic columns extend out to the top of the bottom supporting sleeves and are fixedly provided with the top supporting columns, the top ends of the top supporting columns are hinged with the jacket, the bottom ends of the bottom supporting sleeves are hinged with anchor plates, the anchor plates are fixed on the ground, and an adjusting structure is arranged between the telescopic columns and the bottom supporting sleeves. According to the utility model, the existing bridge support structure is improved and optimized, and the adjustable side support mechanism is designed, so that the adjustable side support mechanism can flexibly and telescopically adjust according to actual construction conditions and environments, the effect of adjusting the installation positions of the anchor plate and the jacket is achieved, the overall installation flexibility is increased, and the stable support of the bridge body and the bridge pier is ensured.

Description

Bridge supporting structure

Technical Field

The utility model relates to the technical field of bridges, in particular to a bridge supporting structure.

Background

In the construction process of the bridge, in order to ensure stability, the bridge body and the bridge pier need to be supported and protected, so that the construction stability of the bridge is ensured, and the supporting and protecting sections of the bridge pier are supported and protected by using a bridge supporting structure generally.

The supporting structure for preventing the bridge pile foundation from being shifted comprises a pile body vertically extending into the foundation, a jacket clamped outside the pile body and a side support assembly connected between the foundation and the jacket, wherein the supporting structure is disclosed in the publication No. CN 211472550U; the jacket comprises two groups of foundations with semicircular structures, one ends of the two groups of foundations are hinged, the other ends of the two groups of foundations are provided with extension plates perpendicular to the foundations, and the extension plates corresponding to the two groups of foundations are connected through a plurality of bolt and nut assemblies; the side support assembly comprises a side support rod, one end of the side support rod is hinged with the jacket, the other end of the side support rod is hinged with the fastening plate, and the fastening plate is fixedly connected with the foundation through a pin; an air bag is arranged between the jacket and the pile body, and the upper part of the air bag is communicated with an air pipe.

It can be seen that what is described in this application is a common bridge support structure in which the support of the bridge pier is achieved by means of the jacket and the side braces. However, in the supporting structure in this patent, in the in-service use process, because the length of the side stay bar is relatively fixed, the expansion adjustment can not be performed, and when in actual installation, the anchoring position of the anchoring plate at the bottom end of the side stay bar can not be flexibly adjusted, and the height of the jacket is relatively fixed, so that the adaptive adjustment can not be performed.

Therefore, the utility model needs to optimize and improve the bridge supporting structure in the patent to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a bridge supporting structure, which aims to solve the problem that the side supporting rod of the existing bridge supporting structure provided in the background art can not be adjusted in a telescopic way.

The technical scheme of the utility model is as follows: the utility model provides a bridge supporting structure, establishes the clamp cover of fixing on the pier surface including the symmetry cover, the pier set up the bottom surface at the bridge body, the both sides surface of clamp cover all install adjustable side support mechanism, adjustable side support mechanism include top stay, bottom stay cover and flexible post, the bottom movable mounting of flexible post is inside the bottom stay cover, the top of flexible post stretches out to the top of bottom stay cover to be fixed with the top stay, the top of top stay is articulated with the clamp cover, the bottom of bottom stay cover articulates there is the anchor board, the anchor board is fixed on ground, be provided with adjusting structure between flexible post and the bottom stay cover.

As the preference, the regulation structure includes T shape seat, spacing inserted bar and spacing jack, the bottom surface at T shape seat is fixed to spacing inserted bar, a plurality of spacing jacks have been seted up in the surface penetration of flexible post, T shape seat is installed on one side surface of bottom stay cover, and in spacing inserted bar runs through to one of them spacing jack, adjustable side stay mechanism is still including sliding the L shape spacing seat that sets up in bottom stay cover side, and the one end of L shape spacing seat extends to the surface of T shape seat, be provided with limit structure between L shape spacing seat and the T shape seat.

Preferably, the limiting structure comprises a pressing groove and a sideslip groove which are formed in the T-shaped seat, a pressing column is movably mounted in the pressing groove through a spring, a side sliding plate is slidably arranged in the sideslip groove, one end of the side sliding plate is fixed with the pressing column, a limiting clamping block is fixed on the surface of the other end of the side sliding plate, a limiting clamping groove is formed in the surface of the L-shaped limiting seat, the end part of the limiting clamping block penetrates into the limiting clamping groove, and the top end of the pressing groove is communicated with the top end surface of the T-shaped seat.

Preferably, a cylindrical slot is formed in the bottom end of the pressing column, and the spring is inserted into the cylindrical slot.

Preferably, the adjustable side support mechanism further comprises a guide structure, the guide structure comprises a guide groove formed in the inner wall of one side of the bottom support sleeve, a guide block is slidably arranged in the guide groove, and the guide block is fixed with the bottom end of the telescopic column.

Preferably, the adjustable side bracing mechanism further comprises a positioning structure, the positioning structure comprises a rubber seat and a positioning protrusion, a cushion groove for installing the rubber seat is formed in one side surface of the bottom bracing sleeve, the rubber seat is embedded and installed in the cushion groove, the surface of the rubber seat is provided with an integrated positioning protrusion, and the end part of the positioning protrusion penetrates into one of the limiting insertion holes.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the existing bridge support structure is improved and optimized, and the adjustable side support mechanism is designed, so that the adjustable side support mechanism can flexibly and telescopically adjust according to actual construction conditions and environments, the effect of adjusting the installation positions of the anchor plate and the jacket is achieved, the overall installation flexibility is increased, and the stable support of the bridge body and the bridge pier is ensured.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a cross-sectional view of the connection of the telescoping post and the bottom bracket sleeve of the present utility model;

FIG. 4 is an enlarged view of a portion of the spacing structure of FIG. 3 in accordance with the present utility model;

in the figure: 1-jacket; 2-an adjustable side support mechanism; 3-bridge; 4-pier;

21-a top strut; 22-a bottom support sleeve; 23-telescoping column; 24-an adjustment structure; 25-L-shaped limiting seats; 26-a limiting structure; 27-a guide structure; 28-positioning structure; 29. an anchor plate;

241-T shaped seat; 242-limiting inserted bar; 243-limiting jacks;

261-pressing groove; 262-pressing the column; 263-spring; 264-side skateboards; 265-side chute; 266-a limit clamping block; 267-limit clamping groove;

271-guide blocks; 272-a guide slot;

281-rubber seat; 282-positioning projections.

Detailed Description

The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:

example 1

Referring to fig. 1 to 4, this embodiment provides a bridge support structure, including the cover establish the clamp sleeve 1 of fixing at pier 4 surface, clamp sleeve 1 constitute by two semi-annular cover, and two semi-annular cover pass through a plurality of bolts and nut to be fixed at pier 4's surface, pier 4 set up the bottom surface at bridge 3, pier 4 promotes stability under the support of clamp sleeve 1 and adjustable side bracing mechanism 2 to improve bridge 3's stability effect, clamp sleeve 1's both sides surface all install adjustable side bracing mechanism 2, adjustable side bracing mechanism 2 include top brace 21, bottom brace 22 and telescopic strut 23, telescopic strut 23's bottom movable mounting in bottom brace 22 inside, telescopic strut 23's top stretch out to bottom brace 22's top to be fixed with top brace 21, top and clamp sleeve 1 hinge, bottom of bottom brace 22 hinge anchor plate 29, anchor plate 29 can change the anchor plate 29 through fixed anchor plate 23 and the adjustable side bracing mechanism's the fixed position of clamp sleeve 24 and the bottom brace 2 and the adjustable side bracing mechanism of the installation position of the bottom brace 2 when the condition is changed, thereby the flexible condition is realized and the flexible condition is changed and the flexible and is taken place under the installation position of the adjustable side bracing mechanism 2, the flexible condition is changed and the flexible condition is realized and the adjustable position of the adjustable side bracing mechanism is changed and is realized under the adjustable position of the clamp sleeve 2.

As shown in fig. 3-4, the adjusting structure 24 preferably includes a T-shaped seat 241, a limiting insert rod 242 and a limiting jack 243, the limiting insert rod 242 is welded and fixed on the bottom surface of the T-shaped seat 241, a plurality of limiting jacks 243 corresponding to the limiting insert rod 242 are provided on the surface of the telescopic column 23, the T-shaped seat 241 is mounted on one side surface of the bottom support 22, the limiting insert rod 242 penetrates into any one of the limiting jacks 243, so as to realize stable limiting of the telescopic column 23, and the T-shaped seat 241 and the limiting insert rod 242 can be pulled out subsequently, and the limiting insert rod 242 can be inserted into other limiting jacks 243, so that stable limiting of the telescopic column 23 after telescopic adjustment can be realized.

As shown in fig. 3-4, the adjustable side support mechanism 2 further includes an L-shaped limiting seat 25 slidably disposed on a side surface of the bottom support sleeve 22, and one end of the L-shaped limiting seat 25 extends to a surface of the T-shaped seat 241, so that the T-shaped seat 241 can be stably blocked and limited during daily use, and the insertion stability of the limiting plug rod 242 is ensured, so that the stability of the telescopic column 23 is ensured, and a limiting structure 26 is disposed between the L-shaped limiting seat 25 and the T-shaped seat 241.

As shown in fig. 3-4, the limiting structure 26 includes a pressing groove 261 and a sideslip groove 265 formed inside the T-shaped seat 241, a pressing column 262 is movably mounted in the pressing groove 261 through a spring 263, a side sliding plate 264 is slidably disposed in the sideslip groove 265, one end of the side sliding plate 264 is fixed to the pressing column 262, a limiting clamping block 266 is fixed to the other end surface of the side sliding plate 264, a limiting clamping groove 267 corresponding to the limiting clamping block 266 is formed in the surface of the L-shaped limiting seat 25, when the end of the limiting clamping block 266 penetrates into the limiting clamping groove 267, the end of the L-shaped limiting seat 25 slides to the surface of the T-shaped seat 241, the limiting clamping block 266 is clamped into the limiting clamping groove 267, the L-shaped limiting seat 25 can be limited by the limiting clamping block 25, and if the limiting of the L-shaped limiting seat 25 is to be released, the pressing column 262 is only pressed down, the spring 263 is pressed by the limiting clamping block 266, and the end of the L-shaped limiting seat 266 is moved out of the limiting clamping block 266, and the top end of the L-shaped limiting seat 25 is pushed by the limiting clamping block 266, and the limiting clamping block is pushed by the limiting clamping block 266.

Wherein, the bottom end of the pressing post 262 is internally provided with a cylindrical slot, and the spring 263 is inserted into the cylindrical slot, thereby ensuring the installation stability of the spring 263 and preventing the deflection.

The adjustable side support mechanism 2 further comprises a guide structure 27, the guide structure 27 comprises a guide groove 272 formed in the inner wall of one side of the bottom support sleeve 22, a guide block 271 is slidably arranged in the guide groove 272, and the guide block 271 is fixed with the bottom end of the telescopic column 23 to realize stable sliding of the telescopic column 23.

Example 2

Referring to fig. 1 to 4, a second embodiment of the present utility model is based on the previous embodiment, except that the positioning structure 28 is provided to assist in positioning when the telescopic column 23 is telescopic, so that an operator can insert the limiting plug rod 242 into the limiting jack 243, and the adjustment convenience is improved.

Specifically, the adjustable side bracing mechanism 2 still include location structure 28, location structure 28 includes rubber seat 281 and location arch 282, one side surface of bottom bracing cover 22 seted up the pad groove that supplies rubber seat 281 to install, rubber seat 281 embedding install in the pad groove, the surface of rubber seat 281 be equipped with integral type location arch 282, location arch 282 also be made for the rubber material, easily take place elastic deformation when receiving the extrusion, and the tip of location arch 282 run through to in one of them spacing jack 243 in the flexible adjustment process of flexible post 23, location arch 282 can be continuous card go into in a plurality of spacing jacks 243, whenever location arch 282 inserts a spacing jack 243, the power spacing inserted bar 242 that the surface of bottom bracing cover 22 set up insert the jack alignment with spacing jack 243, play auxiliary positioning's effect, make things convenient for the operation of inserting of follow-up spacing inserted bar 242.

The foregoing embodiments and description have been provided merely to illustrate the principles and best modes of carrying out the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a bridge supporting construction, includes cover and establishes at jacket (1) on pier (4) surface, pier (4) set up the bottom surface at the bridge body (3), its characterized in that: the adjustable side support mechanisms (2) are arranged on the surfaces of two sides of the jacket (1), each adjustable side support mechanism (2) comprises a top support column (21), a bottom support sleeve (22) and a telescopic column (23), the bottom ends of the telescopic columns (23) are movably arranged inside the bottom support sleeves (22), the top ends of the telescopic columns (23) extend out to the top of the bottom support sleeves (22) and are connected with the top support columns (21), and the top ends of the top support columns (21) are hinged with the jacket (1); the bottom of the bottom support sleeve (22) is hinged with an anchor plate (29), the anchor plate (29) is fixed on the ground, and the bottom support sleeve (22) is provided with an adjusting structure (24) which is used for being matched with the telescopic column (23).

2. The bridge support of claim 1, wherein: the adjusting structure (24) comprises a T-shaped seat (241), a limiting inserting rod (242) and a plurality of limiting inserting holes (243), wherein the T-shaped seat (241) is arranged on a bottom support sleeve (22), the limiting inserting rod (242) is fixed at the bottom of the T-shaped seat (241), the surface of the telescopic column (23) is provided with the plurality of limiting inserting holes (243) in a penetrating mode, and the limiting inserting rod (242) is inserted into any one of the limiting inserting holes (243).

3. A bridge support according to claim 2, wherein: the adjustable side support mechanism (2) further comprises an L-shaped limit seat (25) which is arranged on the bottom support sleeve (22) in a sliding mode, one end of the L-shaped limit seat (25) extends to the surface of the T-shaped seat (241), and a limit structure (26) is further arranged between the L-shaped limit seat (25) and the T-shaped seat (241).

4. A bridge support according to claim 3, wherein: the limiting structure (26) comprises a pressing groove (261) formed in the T-shaped seat (241), and the top end of the pressing groove (261) is communicated with the top end surface of the T-shaped seat (241); and a pressing column (262) is movably arranged in the pressing groove (261) through a spring (263).

5. The bridge support of claim 4, wherein: the T-shaped seat (241) inside still offer sideslip groove (265) that are linked together with pressing groove (261), sideslip groove (265) in slide be provided with side slide (264), just one end of side slide (264) be connected with pressing column (262), the other end of side slide (264) on be provided with spacing fixture block (266), the tip of spacing fixture block (266) run through in spacing draw-in groove (267) to L shape spacing seat (25) lower extreme.

6. The bridge support of claim 5, wherein: the bottom end of the pressing column (262) is internally provided with a cylindrical slot, and the spring (263) is inserted into the cylindrical slot.

7. The bridge support of claim 1, wherein: the adjustable side support mechanism (2) further comprises a guide structure (27).

8. The bridge support of claim 7, wherein: the guide structure (27) comprises a guide block (271) arranged on the lower side surface of the telescopic column (23); and a guide groove (272) formed in the inner wall of the lower end of the bottom support sleeve (22), wherein the guide block (271) is slidably arranged in the guide groove (272).

9. The bridge support of claim 7, wherein: the adjustable side support mechanism (2) further comprises a positioning structure (28) arranged on the lower side surface of the bottom support sleeve (22).

10. The bridge support of claim 9, wherein: the positioning structure (28) comprises a rubber seat (281) and a positioning protrusion (282), a cushion groove for installing the rubber seat (281) is formed in the lower side surface of the bottom support sleeve (22), the rubber seat (281) is embedded and installed in the cushion groove, the surface of the rubber seat (281) is provided with an integrated positioning protrusion (282), and the end part of the positioning protrusion (282) penetrates into a limiting jack (243) at the uppermost end.