CN216377325U

CN216377325U - Highway bridge jacking support

Info

Publication number: CN216377325U
Application number: CN202122524255.6U
Authority: CN
Inventors: 段同军; 裴福才; 林占胜; 于垂来; 李强; 李经洲; 李泽群; 翟伟; 葛均峰; 宋军
Original assignee: Shandong Jiaotong University; Shandong Luqiao Group Co Ltd
Current assignee: Shandong Jiaotong University; Shandong Luqiao Group Co Ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-26
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a highway bridge jacking support, which belongs to the field of jacking supports and technically characterized by comprising a pier, wherein a fixed cover is arranged on the outer side of the pier, an installation component is arranged on the outer side of the pier, four limiting components are arranged on the top of the fixed cover, four jacks are arranged on the top of the fixed cover, a telescopic cylinder is fixedly connected to the top of the fixed cover, a jacking plate is fixedly connected to the top end of the telescopic cylinder, the four jacks are all arranged at the bottom of the jacking plate, and a centering component is arranged inside the fixed cover. The utility model discloses a, be convenient for guarantee the stability of being connected between support and the pier, the reduction rocks the phenomenon and takes place, can carry out effectual fixed spacing to the jack simultaneously, reduces its and takes place angle slope phenomenon, convenient to popularize and use in the jacking in-process.

Description

Highway bridge jacking support

Technical Field

The utility model relates to the field of jacking supports, in particular to a highway bridge jacking support.

Background

The highway bridge is classified according to a structural system, mechanical characteristics of a bridge structure are taken as basic points of attention, the bridge is classified, basic characteristics of various bridges can be mastered, the highway bridge is also one of key points of bridge engineering learning, a general construction method for jacking the highway bridge is to directly set up a jacking support under the bridge, and different supports for jacking the highway bridge appear in the market along with continuous development of the building industry.

At present, a support used for jacking a highway bridge on the market is not firm in fixation with a pier in the using process, the shaking phenomenon is easy to occur, meanwhile, the fixing limit of a jack is general, the condition of angle inclination is easy to occur in the jacking process, the use is not convenient, and therefore the highway bridge jacking support is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a jacking bracket for a highway bridge.

In order to achieve the purpose, the utility model adopts the following technical scheme.

The utility model provides a public road bridge roof-jacking support, includes the pier, the outside of pier is provided with fixed lid, the outside of pier is provided with the installation component, the top of fixed lid is provided with four spacing subassemblies, four jacks are installed to the top of fixed lid, the flexible section of thick bamboo of top fixedly connected with of fixed lid, the top fixedly connected with jacking plate of flexible section of thick bamboo, four the jack is all installed to the bottom of jacking plate, the inside of fixed lid is provided with centering subassembly.

The installation component comprises a fixing ring, four connecting rods, two threaded pipes and two threaded nails, four connecting rods are fixedly connected to the bottom of a fixing cover, the bottom ends of the four connecting rods are fixedly connected to the fixing ring, the outer side of the pier is sleeved with the fixing ring, the two sides, opposite to the threaded pipes, of the threaded pipes penetrate through the fixing ring and are in threaded connection with the inside of the pier, the two ends of the threaded nails penetrate through the fixing cover and are in threaded connection with the inside of the pier, and the two ends of the threaded nails are respectively inserted into the two threaded pipes.

Centering subassembly includes four feeler levers and four springs, four the feeler lever all runs through and sliding connection to the outside of fixed lid, four the equal fixed connection of spring to the inner wall of fixed lid, four the outside to four feeler levers is established to the spring cover respectively, four the one end of spring is fixed connection respectively in the outside of four feeler levers, four the equal spraying in outside of feeler lever has the scale interval.

The limiting assembly comprises four bases, four chucks and four groups of bolts, four the bases are fixedly connected to the top of the fixing cover and four the chucks are fixedly connected to the bottoms of the four jacks respectively and four the chucks are clamped to the four bases respectively, and the bolts penetrate through the four groups of chucks respectively and are installed inside the four bases.

Two horizontal bubbles are installed at the top of the fixed cover.

Compared with the prior art, the utility model has the advantages that:

(1) the setting of four connecting rods of this scheme utilization, be convenient for play the supporting role to solid fixed ring, when installing, the user can be with in the equal screw in mounting hole of two screwed pipes on the pier of presetting, inside two screwed pipes of screw in respectively with two screw nails afterwards, thereby accomplish and connect, utilize the cooperation of two screwed pipes and two screw nails to use, be convenient for guarantee the stability of being connected between pier and the fixed lid, two screw nails can carry on spacingly to two screwed pipes simultaneously, reduce two screwed pipes and take place the skew phenomenon, guarantee fixed effect.

(2) This scheme user can pull out four conflict poles, place fixed lid on the pier afterwards, when carrying out centering work, the user can observe the scale interval on four conflict poles, if four scale intervals do not accord, then explain not the centering, the portable fixed lid of user, move four springs in-process and open respectively and close the motion, possess the pulling force to four conflict poles, make four conflict poles can follow the motion condition of fixed lid and move, scale interval is the same on four conflict poles, then explain the centering of accomplishing fixed lid and pier, guarantee that the jacking work in later stage is difficult for taking place the skew, be convenient for install afterwards.

(3) The setting of four bases of this scheme utilization is convenient for carry out the joint to four chucks to reduce four chucks and drive four jacks and take place the skew phenomenon, utilize four group's bolts to fix four chucks afterwards, thereby accomplish the installation to four jacks.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front perspective view of the jacking plate and the retaining ring structure of the present invention;

FIG. 3 is a schematic bottom sectional view of the retaining cap and centering assembly of the present invention;

FIG. 4 is an enlarged schematic view of A in FIG. 1 according to the present invention;

FIG. 5 is an enlarged schematic view of B in FIG. 2 according to the present invention;

fig. 6 is an exploded view of the structure of the spacing assembly of the present invention.

The reference numbers in the figures illustrate:

1. a bridge pier; 2. mounting the component; 201. a fixing ring; 202. a connecting rod; 203. a threaded pipe; 204. a threaded nail; 3. a limiting component; 301. a base; 302. a chuck; 303. a bolt; 4. horizontal bubble; 5. a jack; 6. a telescopic cylinder; 7. a jacking plate; 8. a centering assembly; 801. a touch bar; 802. a spring; 9. and (5) fixing the cover.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;

referring to fig. 1 to 6, the highway bridge jacking bracket comprises a bridge pier 1, a fixing cover 9 is arranged on the outer side of the bridge pier 1, an installation component 2 is arranged on the outer side of the bridge pier 1, four limiting components 3 are arranged on the top of the fixing cover 9, four jacks 5 are arranged on the top of the fixing cover 9, a telescopic cylinder 6 is fixedly connected to the top of the fixing cover 9, a jacking plate 7 is fixedly connected to the top end of the telescopic cylinder 6, the four jacks 5 are all installed to the bottom of the jacking plate 7, and a centering component 8 is arranged inside the fixing cover 9.

According to the utility model, when the whole device is installed, the fixing cover 9 can be placed on the pier 1, then the centering component 8 is used for aligning the center shaft of the fixing cover 9 with the center shaft of the pier 1, then the installation component 2 is used for connecting the pier 1 with the fixing cover 9, then the four limiting components 3 are used for limiting and fixing the four jacks 5, the jacking plate 7 is arranged to be convenient to contact with a bridge and jack, and the telescopic cylinder 6 is arranged to be convenient to reduce the inclination phenomenon of the jacking plate 7.

Please refer to fig. 1-5, wherein: the installation component 2 includes solid fixed ring 201, four connecting rods 202, two screwed pipes 203 and two screwed nails 204, the bottom of the equal fixed cover 9 of four connecting rods 202, gu fixed ring 201 fixed connection to four connecting rods 202's bottom, gu fixed ring 201 overlaps establishes the outside to pier 1, one side that two screwed pipes 203 are relative all runs through solid fixed ring 201 and threaded connection to pier 1's inside, gu fixed cover 9 and threaded connection to pier 1's inside are all run through to the bottom of two screwed nails 204, peg graft respectively to two screwed pipes 203's inside in the bottom of two screwed nails 204.

According to the utility model, the four connecting rods 202 are arranged to support the fixing ring 201 conveniently, when the fixing ring is installed, a user can screw the two threaded pipes 203 into the preset installation holes on the pier 1, and then screw the two threaded nails 204 into the two threaded pipes 203 respectively, so that connection is completed, the two threaded pipes 203 and the two threaded nails 204 are matched for use, so that the connection stability between the pier 1 and the fixing cover 9 is ensured conveniently, meanwhile, the two threaded nails 204 can limit the two threaded pipes 203, the phenomenon of deviation of the two threaded pipes 203 is reduced, and the fixing effect is ensured.

Please refer to fig. 1-3, wherein: centering subassembly 8 includes four conflict poles 801 and four springs 802, and four conflict poles 801 all run through and sliding connection to the outside of fixed lid 9, the equal fixed connection of four springs 802 to the inner wall of fixed lid 9, and four springs 802 overlap respectively and establish to the outside of four conflict poles 801, and the one end of four springs 802 is fixed connection respectively to the outside of four conflict poles 801, and the equal spraying in the outside of four conflict poles 801 has the scale interval.

According to the utility model, a user can pull out the four touch rods 801, then the fixed cover 9 is placed on the pier 1, when the centering operation is carried out, the user can observe scale values on the four touch rods 801, if the four scale values do not meet, the centering operation is not carried out, the user can move the fixed cover 9, the four springs 802 respectively carry out opening and closing movement in the moving process, the four touch rods 801 are provided with pulling force, the four touch rods 801 can move along with the movement condition of the fixed cover 9, when the scale values on the four touch rods 801 are the same, the centering operation of the fixed cover 9 and the pier 1 is completed, the later jacking operation is not easy to deviate, and then the installation is convenient.

Please refer to fig. 1-4, wherein: the limiting assembly 3 comprises four bases 301, four chucks 302 and four groups of bolts 303, wherein the four bases 301 are fixedly connected to the top of the fixing cover 9, the four chucks 302 are fixedly connected to the bottoms of the four jacks 5 respectively, the four chucks 302 are clamped inside the four bases 301 respectively, and the four groups of bolts 303 penetrate through the four groups of chucks 302 respectively and are installed inside the four bases 301.

In the utility model, the four chucks 302 are conveniently clamped by the arrangement of the four bases 301, so that the phenomenon that the four chucks 302 drive the four jacks 5 to deviate is reduced, and then the four chucks 302 are fixed by the four groups of bolts 303, thereby completing the installation of the four jacks 5.

Please refer to fig. 1-2, wherein: two horizontal blisters 4 are mounted on top of the fixed cover 9.

In the utility model, the arrangement of the two horizontal bubbles 4 is utilized, so that the whole device is conveniently ensured to be horizontal in the installation process, and the phenomenon of inclined installation is reduced, thereby reducing the phenomenon of inclined jacking operation.

The working principle is as follows: the arrangement of the two horizontal bubbles 4 is utilized, so that the whole device is conveniently ensured to be horizontal in the installation process, the phenomenon of inclined installation is reduced, and the phenomenon of inclined jacking operation is reduced, when the whole device is installed, the fixed cover 9 can be placed on the pier 1, the central shaft of the fixed cover 9 is aligned with the central shaft of the pier 1 by the centering assembly 8, a user can pull out the four touch rods 801, then the fixed cover 9 is placed on the pier 1, when the centering operation is carried out, the user can observe scale values on the four touch rods 801, if the four scale values do not meet, the centering is not carried out, the user can move the fixed cover 9, in the moving process, the four springs 802 respectively carry out opening and closing movement, the four touch rods 801 are provided with pulling force, the four touch rods 801 can move along with the movement condition of the fixed cover 9, and when the scale values on the four touch rods 801 are the same, the centering of the fixed cover 9 and the pier 1 is completed, so that the later jacking work is not easy to deviate, the installation is convenient, the pier 1 and the fixed cover 9 are connected by the installation component 2, the supporting effect on the fixed ring 201 is convenient by the arrangement of the four connecting rods 202, when the installation is performed, a user can screw the two threaded pipes 203 into the preset installation holes on the pier 1, then screw the two threaded nails 204 into the two threaded pipes 203 respectively, so that the connection is completed, the connection stability between the pier 1 and the fixed cover 9 is convenient to guarantee by the matching use of the two threaded pipes 203 and the two threaded nails 204, meanwhile, the two threaded nails 204 can limit the two threaded pipes 203, the deviation phenomenon of the two threaded pipes 203 is reduced, the fixing effect is guaranteed, and then the four jacks 5 are limited and fixed by the four limiting components 3, utilize four base 301's setting, be convenient for carry out the joint to four chucks 302, thereby it drives four jack 5 emergence skew phenomena to reduce four chucks 302, utilize four group's bolts 303 to fix four chucks 302 afterwards, thereby accomplish the installation to four jack 5, utilize the setting of jacking board 7, be convenient for and the bridge contact, carry out the jacking, utilize the setting of telescopic cylinder 6, be convenient for reduce jacking board 7 and take place the slope phenomenon, whole device, be convenient for guarantee the stability of being connected between support and the pier 1, it takes place to reduce the phenomenon of rocking, can carry out effectual fixed spacing to jack 5 simultaneously, it takes place the angle slope phenomenon at jacking in-process to reduce, and convenient for popularize and use.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a highway bridge jacking support, includes pier (1), its characterized in that: the outer side of pier (1) is provided with fixed lid (9), the outside of pier (1) is provided with installation component (2), the top of fixed lid (9) is provided with four spacing subassemblies (3), four jack (5) are installed at the top of fixed lid (9), the top fixedly connected with telescopic cylinder (6) of fixed lid (9), the top fixedly connected with jacking board (7) of telescopic cylinder (6), four the bottom to jacking board (7) is all installed in jack (5), the inside of fixed lid (9) is provided with centering subassembly (8).

2. The public road bridge roof-jacking support of claim 1, characterized in that: the installation component (2) comprises a fixing ring (201), four connecting rods (202), two threaded pipes (203) and two threaded nails (204), four, wherein the connecting rods (202) are fixedly connected to the bottom of a fixing cover (9), the bottom ends of the four connecting rods (202) are fixedly connected to the fixing ring (201), the fixing ring (201) is sleeved on the outer side of the pier (1), two are arranged on the side, opposite to the threaded pipes (203), of the threaded pipes (203) in a penetrating mode, the fixing ring (201) is connected to the inside of the pier (1) in a threaded mode, the bottom ends of the threaded nails (204) in a penetrating mode are connected to the inside of the two threaded pipes (203) in a penetrating mode, and the bottom ends of the threaded nails (204) are connected to the inside of the two threaded pipes (203) in a penetrating mode.

3. The public road bridge roof-jacking support of claim 1, characterized in that: centering subassembly (8) are including four conflict poles (801) and four springs (802), four conflict pole (801) all run through and sliding connection to the outside of fixed lid (9), four the equal fixed connection of spring (802) is to the inner wall of fixed lid (9), four spring (802) overlap respectively and establish to the outside of four conflict poles (801), four the one end of spring (802) is fixed connection to the outside of four conflict poles (801) respectively, four the equal spraying in outside of conflict pole (801) has the scale interval.

4. The public road bridge roof-jacking support of claim 1, characterized in that: spacing subassembly (3) include four bases (301), four chucks (302) and four groups of bolts (303), four the top of the equal fixed connection of base (301) to fixed lid (9), four chuck (302) is fixed connection to the bottom of four jack (5) respectively, four chuck (302) block joint to the inside of four bases (301) respectively, four groups bolt (303) run through four groups of chucks (302) respectively and install to four bases (301) inside.

5. The public road bridge roof-jacking support of claim 1, characterized in that: two horizontal bubbles (4) are arranged at the top of the fixed cover (9).