CN218952011U

CN218952011U - Bridge reinforcing device for municipal bridge engineering

Info

Publication number: CN218952011U
Application number: CN202223025143.7U
Authority: CN
Inventors: 殷夏建
Original assignee: Anhui Ruiyi Construction Engineering Co ltd
Current assignee: Anhui Ruiyi Construction Engineering Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-05-02
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a bridge reinforcing device for municipal bridge engineering, which comprises two bridge piers, wherein bridge plates are fixed on the upper surfaces of the bridge piers, primary buffer mechanisms are arranged on the lower surfaces of the bridge plates, connecting plates are fixed between opposite sides of the two bridge piers, and secondary buffer mechanisms are arranged on the upper surfaces of the connecting plates. This a bridge reinforcing apparatus for municipal bridge engineering has set up preliminary buffer gear in this a bridge reinforcing apparatus for municipal bridge engineering, mutually support between each structure in preliminary buffer gear, through setting up the bearing rod, the slider, the connecting rod, the gag lever post, first spring and sliding sleeve, can cushion effectively the pressure that the bridge plate received, cooperate first spring resilience simultaneously, can make the bridge plate reset fast, the vibration that produces when having reduced the vehicle and having played good shock attenuation effect, the life of bridge has been prolonged, the production of potential safety hazard is prevented.

Description

Bridge reinforcing device for municipal bridge engineering

Technical Field

The utility model relates to the technical field of municipal bridge engineering, in particular to a bridge reinforcing device for municipal bridge engineering.

Background

Municipal administration refers to various administrative management works of cities, and also refers to market trade matters, the urban management works comprise industry and commerce, traffic, public security, religion, environment, sanitation, basic construction and the like, in the aspect of municipal engineering, bridges are extremely important basic construction, the defects of cracks and the like are easy to occur due to long service life of the bridges, the bridge use is influenced, the technology and the process for reinforcing the bridges are extremely important, one of extremely important procedures in the bridge maintenance process is one of the existing bridges in China, the technology of a plurality of bridges is three types, obvious potential safety hazards exist, once the bridges are influenced by sudden events such as heavy traffic and natural disasters, the bridges are extremely likely to be changed into dangerous bridges, therefore, the number of bridges needing maintenance, reinforcement and transformation is huge, and the common bridge reinforcement method has a method for enlarging the cross section, namely, the bridge reinforcement method is realized by planting ribs on the original basis and pouring concrete on the periphery of the bridge, and the bearing area of the foundation is enlarged.

In chinese patent CN217419371U, a bridge reinforcing apparatus for municipal bridge engineering, including four sets of bridge reinforcing component, four sets of bridge reinforcing component symmetric distribution is close to bridge plate department in the outside of pier to be connected with the bridge, through the bridge reinforcing component that sets up, be convenient for consolidate the subassembly according to the concrete circumstances of bridge and adjust the bridge, through the supplementary reinforcing component that sets up, be convenient for consolidate the subassembly further to single bridge reinforcing component, this patent is although can realize the purpose of reinforcing bridge plate and pier junction, but does not consider the condition that the bridge can produce the vibration when the vehicle passes through, if the bridge receives the vibration for a long time, can influence the life of bridge, even produce the potential safety hazard.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a bridge reinforcing device for municipal bridge engineering, which has the advantage of reducing bridge vibration, and solves the problems that the service life of the bridge is influenced and even potential safety hazards are generated when the bridge is vibrated for a long time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the bridge reinforcing device for municipal bridge engineering comprises two bridge piers, wherein bridge plates are fixed on the upper surfaces of the bridge piers, primary buffer mechanisms are arranged on the lower surfaces of the bridge plates, connecting plates are fixed between the opposite sides of the two bridge piers, and secondary buffer mechanisms are arranged on the upper surfaces of the connecting plates;

the primary buffer mechanism comprises a connecting assembly and a force unloading assembly, the connecting assembly comprises two bearing rods fixed on the lower surface of the bridge plate, sliding grooves are formed in two opposite sides of the bridge pier, a sliding block is fixed at one end, away from the bridge plate, of each bearing rod, and a connecting rod is hinged to the lower surface of each sliding block through a hinged frame.

Further, the two bearing rods are symmetrically distributed on the left side and the right side of the longitudinal central axis of the bridge plate, and the sliding blocks are in sliding connection with the inside of the sliding grooves.

Further, unload the power subassembly including fixing the fixed block at the connecting plate upper surface, two the fixed block is all fixed with the gag lever post in one side that is opposite to, two the fixed block is all fixed with first spring in one side that is opposite to, one side that the fixed block was kept away from to first spring is fixed with the sliding sleeve.

Further, the shape of sliding sleeve is inside cavity and left surface and right flank all lack the cylinder, sliding sleeve sliding connection is in the outside of gag lever post.

Further, the two fixed blocks are symmetrically distributed on the left side and the right side of the longitudinal central axis of the connecting plate, and one end of the connecting rod, which is far away from the sliding block, is hinged with the upper surface of the sliding sleeve through a hinge bracket.

Further, one end of the limiting rod far away from the left fixed block is fixed with the right side of the left bridge pier, and one end of the limiting rod far away from the right fixed block is fixed with the left side of the right bridge pier.

Further, secondary buffer gear is including fixing the support frame at the connecting plate upper surface, the upper surface of support frame is fixed with the attenuator, the one end that the support frame was kept away from to the attenuator is fixed with the connecting block, the cover is fixed with connecting block and support frame second spring respectively on the attenuator both sides, the upper surface of support frame is fixed with the rubber block.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this a bridge reinforcing apparatus for municipal bridge engineering has set up preliminary buffer gear in this a bridge reinforcing apparatus for municipal bridge engineering, mutually support between each structure in preliminary buffer gear, through setting up bearing rod, slider, connecting rod, gag lever post, first spring and sliding sleeve, can cushion effectively the pressure that the bridge plate received, cooperate first spring resilience simultaneously, can make the bridge plate reset fast, the vibration that produces when having reduced the vehicle and having played good shock attenuation effect, prolonged the life of bridge.

2. This a bridge reinforcing apparatus for municipal bridge works has set up secondary buffer gear in this a bridge reinforcing apparatus for municipal bridge works, mutually support between each structure in the secondary buffer gear through setting up attenuator, second spring and rubber piece, cooperates preliminary buffer gear simultaneously, offsets the pressure that the bridge plate received, when reducing vibration, prevents the condition that the bridge took place resonance.

Drawings

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

FIG. 2 is a schematic view of a preliminary cushioning mechanism of the present utility model;

FIG. 3 is a schematic view of a secondary buffer mechanism according to the present utility model.

In the figure: 1 bridge pier, 2 bridge plate, 3 primary buffer mechanism, 301 bearing rod, 302 chute, 303 slide block, 304 connecting rod, 305 fixed block, 306 limit rod, 307 first spring 308 sliding sleeve, 4 connecting plates, 5 secondary buffer mechanisms, 501 supporting frames, 502 dampers, 503 connecting blocks, 504 second springs and 505 rubber blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a bridge reinforcement device for municipal bridge engineering in this embodiment includes two bridge piers 1, wherein a bridge plate 2 is fixed on the upper surface of the bridge piers 1, a primary buffer mechanism 3 is arranged on the lower surface of the bridge plate 2, a connecting plate 4 is fixed between opposite sides of the two bridge piers 1, and a secondary buffer mechanism 5 is arranged on the upper surface of the connecting plate 4.

It should be noted that the components of the present utility model are all common standard components or components known to those skilled in the art, and the structures and principles thereof are all known to those skilled in the art through technical manuals or through routine experimental methods.

Referring to fig. 2, in order to reduce the pressure applied to the bridge plate 2 and reduce the vibration generated by the bridge plate 2, the primary buffer mechanism 3 in this embodiment includes a connection assembly and a force unloading assembly, the connection assembly includes two bearing rods 301 fixed on the lower surface of the bridge plate 2, sliding grooves 302 are formed on opposite sides of the two bridge piers 1, a slider 303 is fixed on one end of the bearing rod 301 away from the bridge plate 2, and a connecting rod 304 is hinged on the lower surface of the slider 303 through a hinge bracket.

The two bearing rods 301 are symmetrically distributed on the left side and the right side of the longitudinal central axis of the bridge plate 2, and the sliding blocks 303 are slidably connected inside the sliding grooves 302.

The force unloading assembly comprises fixed blocks 305 fixed on the upper surface of the connecting plate 4, limiting rods 306 are fixed on the opposite sides of the two fixed blocks 305, first springs 307 are fixed on the opposite sides of the two fixed blocks 305, and sliding sleeves 308 are fixed on the sides, away from the fixed blocks 305, of the first springs 307.

The sliding sleeve 308 is a cylinder with hollow inside and missing left and right sides, and the sliding sleeve 308 is slidably connected to the outer side of the stop rod 306.

The two fixing blocks 305 are symmetrically distributed on the left and right sides of the longitudinal central axis of the connecting plate 4, and one end of the connecting rod 304, which is far away from the sliding block 303, is hinged with the upper surface of the sliding sleeve 308 through a hinge bracket.

One end of the left limiting rod 306, which is far away from the left fixing block 305, is fixed with the right side of the left pier 1, and one end of the right limiting rod 306, which is far away from the right fixing block 305, is fixed with the left side of the right pier 1.

Referring to fig. 3, in order to prevent resonance phenomenon, the secondary buffer mechanism 5 in this embodiment includes a support frame 501 fixed on the upper surface of the connecting plate 4, a damper 502 fixed on the upper surface of the support frame 501, the damper 502 is a common object in the prior art, a connecting block 503 is fixed at one end of the damper 502 far away from the support frame 501, a second spring 504 with two sides respectively fixed with the connecting block 503 and the support frame 501 is sleeved on the damper 502, a rubber block 505 is fixed on the upper surface of the support frame 501, and the rubber block 505 is sleeved on the outer surface of the damper 502 to play a role in preventing resonance phenomenon.

The principle of the damper 502 is to reduce vibration, convert friction into internal energy, and generate damping, where damping refers to the characteristic that in vibration of any vibration system, the vibration amplitude gradually decreases due to external effects such as fluid resistance, friction, etc. or the inherent reasons of the system, and the type of the damper 502 in the application is ZGT10.

Standard parts used in the method can be purchased from the market, special-shaped parts can be customized according to description of specifications and drawings, specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, machines, parts and equipment are conventional in the prior art, and circuit connection is conventional in the prior art, so that the special-shaped parts are not described in detail.

The working principle of the embodiment is as follows:

(1) When a vehicle runs on the upper surface of the bridge plate 2, the bridge plate 2 is affected by gravity, the two bearing rods 301 are pushed to move downwards, the movement of the bearing rods 301 drives the sliding blocks 303 to move downwards simultaneously, at the moment, the sliding blocks 303 slide in the sliding grooves 302, the movement of the sliding blocks 303 drives the connecting rods 304 to move downwards simultaneously, under the action of the hinge frame, the movement of the connecting rods 304 drives the sliding sleeves 308 to move towards the direction close to the longitudinal central axis of the connecting plate 4, at the moment, the sliding sleeves 308 slide outside the limiting rods 306, the first springs 307 are compressed, and the pressure applied to the bridge plate 2 is effectively buffered by the elasticity of the first springs 307.

(2) Meanwhile, the bridge plate 2 is kept stable through the rebound of the first spring 307, so that a good damping effect is achieved on the bridge plate 2, vibration of the bridge is prevented from being generated for a long time, the connecting block 503 is driven to move downwards when the bridge plate 2 is subjected to downward pressure, the length of the damper 502 is shortened along with the downward movement of the connecting block 503, meanwhile, the second spring 504 is compressed, the principle of the damper 502 is that friction is converted into internal energy for reducing vibration, damping is achieved, the damping refers to the characteristic that the vibration amplitude of any vibration system is gradually reduced due to external effects such as fluid resistance, friction force and the like or the inherent reasons of the system, and meanwhile, the rubber block 505 on the upper surface of the supporting frame 501 plays a role of preventing resonance phenomenon from generating, so that vibration of the bridge is greatly reduced when a vehicle passes through the bridge.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Bridge reinforcing device for municipal bridge engineering, comprising two piers (1), characterized in that: the bridge pier (1) is characterized in that a bridge plate (2) is fixed on the upper surface of the bridge pier (1), a primary buffer mechanism (3) is arranged on the lower surface of the bridge plate (2), a connecting plate (4) is fixed between two opposite sides of the bridge piers (1), and a secondary buffer mechanism (5) is arranged on the upper surface of the connecting plate (4);

preliminary buffer gear (3) are including coupling assembling and unload the power subassembly, coupling assembling is including fixing two bearing bars (301) at bridge plate (2) lower surface, two spout (302) have all been seted up to one side that pier (1) are relative, the one end that bridge plate (2) was kept away from to bearing bar (301) is fixed with slider (303), the lower surface of slider (303) articulates through the articulated frame has connecting rod (304).

2. The bridge reinforcing apparatus for municipal bridge works according to claim 1, wherein: the two bearing rods (301) are symmetrically distributed on the left side and the right side of the longitudinal central axis of the bridge plate (2), and the sliding blocks (303) are in sliding connection with the inside of the sliding grooves (302).

3. The bridge reinforcing apparatus for municipal bridge works according to claim 1, wherein: the force unloading assembly comprises fixing blocks (305) fixed on the upper surface of a connecting plate (4), limiting rods (306) are fixed on two opposite sides of the fixing blocks (305), first springs (307) are fixed on two opposite sides of the fixing blocks (305), and sliding sleeves (308) are fixed on one sides, away from the fixing blocks (305), of the first springs (307).

4. A bridge reinforcing apparatus for municipal bridge works according to claim 3, wherein: the sliding sleeve (308) is in a cylindrical shape with hollow inside and missing left side surfaces and right side surfaces, and the sliding sleeve (308) is connected to the outer side of the limiting rod (306) in a sliding mode.

5. A bridge reinforcing apparatus for municipal bridge works according to claim 3, wherein: the two fixing blocks (305) are symmetrically distributed on the left side and the right side of the longitudinal central axis of the connecting plate (4), and one end, far away from the sliding block (303), of the connecting rod (304) is hinged with the upper surface of the sliding sleeve (308) through a hinge bracket.

6. A bridge reinforcing apparatus for municipal bridge works according to claim 3, wherein: the left side the one end that gag lever post (306) kept away from left side fixed block (305) is fixed with the right side of left side pier (1), the right side gag lever post (306) keep away from the one end of right side fixed block (305) and the left side of right side pier (1) are fixed.

7. The bridge reinforcing apparatus for municipal bridge works according to claim 1, wherein: the secondary buffer mechanism (5) comprises a support frame (501) fixed on the upper surface of the connecting plate (4), a damper (502) is fixed on the upper surface of the support frame (501), one end, far away from the support frame (501), of the damper (502) is fixedly provided with a connecting block (503), two sides of the damper (502) are sleeved with second springs (504) respectively fixed with the connecting block (503) and the support frame (501), and a rubber block (505) is fixed on the upper surface of the support frame (501).