阅读说明：本技术 一种公路桥梁缓冲减震装置 (Public road bridge roof beam buffering damping device ) 是由 李灵芳 于 2020-12-30 设计创作，主要内容包括：本发明提供了一种公路桥梁缓冲减震装置,属于公路桥技术领域,该一种公路桥梁缓冲减震装置包括桥梁主体和缓冲机构,所述桥梁主体包括底座、底柱、桥面本体、第一支杆和第一弹簧,所述底座设有四个,所述底柱固定在所述底座上,所述底柱内部设有空腔,所述缓冲机构包括气囊、支撑柱和水泵,所述支撑柱固定在所述桥面本体一侧,所述支撑柱一端伸入所述底柱内部,所述气囊固定在所述支撑柱远离所述桥面本体的一端,所述水泵固定在所述底座一侧,所述水泵与所述底柱一侧连通,该一种公路桥梁缓冲减震装置,利用气囊在水中的浮力减震,能够承受的震动幅度范围大,很好的保证了桥面的防震效果,使得桥面寿命长,不易开裂。(The invention provides a highway bridge buffering and damping device, which belongs to the technical field of highway bridges and comprises a bridge main body and a buffering mechanism, wherein the bridge main body comprises a base, four bottom columns, a bridge deck body, first supporting rods and first springs, the base is fixed on the base, cavities are arranged in the bottom columns, the buffering mechanism comprises air bags, supporting columns and water pumps, the supporting columns are fixed on one side of the bridge deck body, one end of each supporting column extends into the corresponding bottom column, the air bags are fixed on the ends, far away from the bridge deck body, of the supporting columns, the water pumps are fixed on one sides of the base, and the water pumps are communicated with one sides of the bottom columns, the shockproof effect of the bridge deck is well guaranteed, so that the service life of the bridge deck is long, and the bridge deck is not prone to cracking.)

1. The utility model provides a public road bridge roof beam buffering damping device which characterized in that: comprises a bridge main body (100) and a buffer mechanism (200); the bridge main body (100) comprises a base (110), bottom columns (120), a bridge deck body (130), four first supporting rods (140) and four first springs (150), wherein the number of the base (110) is four.

2. The road bridge buffering and damping device of claim 1, wherein: two interval setting between base (110), foundation (120) are fixed on base (110), the inside cavity that is equipped with of foundation (120), first branch (140) are fixed foundation (120) is kept away from the one end of base (110), first spring (150) slip cup joint on first branch (140).

3. The road bridge buffering and damping device of claim 1, wherein: one end of the first spring (150) is fixed on the bottom column (120), the bridge deck body (130) penetrates through the first support rod (140), and the bridge deck body (130) is attached to one end of the first spring (150); buffer gear (200) include gasbag (210), support column (220) and water pump (230), support column (220) are fixed bridge floor body (130) one side, support column (220) one end stretches into inside sill (120), gasbag (210) are fixed support column (220) keep away from the one end of bridge floor body (130), water pump (230) are fixed base (110) one side, water pump (230) with sill (120) one side intercommunication.

4. The road bridge buffering and damping device of claim 1, wherein: the bridge floor body (130) is provided with eight first through holes (131), the first supporting rod (140) is connected in the first through holes (131) in a sliding mode, one end of the first supporting rod (140) is provided with a clamping block (141), and the clamping block (141) is attached to the surface of the first through holes (131).

5. The road bridge damping device of claim 3, wherein: the water pump (230) is connected with the bottom column (120) through a pipeline (160), and a valve (170) is arranged on the pipeline (160).

6. The road bridge buffering and damping device of claim 1, wherein: a water inlet (121) is formed in one side of the bottom column (120), a flange (1211) is arranged at one end of the water inlet (121), and one end of the pipeline (160) is fixedly connected with the flange (1211).

7. The road bridge buffering and damping device of claim 1, wherein: the bottom of the bottom column (120) is provided with a support (180), the surface of the support (180) is provided with a plurality of second through holes (181), and the support (180) is provided with a second spring (190).

8. The road bridge beam buffering and damping device as claimed in claim 3, wherein a fixing plate (240) is provided at one end of the supporting column (220), and the air bag (210) is fixed on the surface of the fixing plate (240).

9. The road bridge buffering and damping device of claim 1, wherein: the steel bar column is characterized by further comprising a steel bar column (300), wherein the steel bar column (300) is fixed to the bottom of the base (110).

10. The road bridge buffering and damping device of claim 1, wherein: an overflow port (122) is arranged above the bottom column (120) close to the water inlet (121).

Technical Field

The invention relates to the field of highway bridges, in particular to a buffer damping device for a highway bridge.

Background

The highway bridge engineering comprises main bridge engineering and auxiliary engineering facilities in a bridge location. The auxiliary engineering facilities are various, such as structures for regulating and controlling water flow, such as revetments and diversion dikes for keeping stable riverways at bridge positions, approach bridges with bridge heads connected with highways, railings for preventing wheels from colliding on bridge floors, sidewalk railings for ensuring pedestrian safety, on-bridge signs, under-bridge navigation signs, bridge floor lighting equipment and the like. In addition, the bridge in the earthquake region is also provided with a shock-proof device, the suspension cable traction of the cable-stayed bridge is provided with an additional device for preventing pneumatic resonance, the movable bridge is provided with a mechanical device, and the bridge on the ice-flowing river is provided with an ice breaking device and the like. Therefore, the bridge engineering is related to structural engineering, foundation engineering, hydraulic engineering and traffic engineering, and related to subjects such as meteorology, hydrology, engineering geology, building materials, testing technology, engineering machinery, aesthetics, environmental protection and the like, and is an engineering technology with strong comprehensiveness.

At present, in the long-term running process of vehicles, the highway bridge is easy to damage and crack the bridge deck due to the action of pressure.

Disclosure of Invention

In order to make up for the defects, the invention provides a buffering and damping device for a highway bridge, and aims to solve the problem of bridge deck damage and cracking.

The invention is realized by the following steps:

the invention provides a buffering and damping device for a highway bridge.

The bridge main body comprises a base, a bottom column, a bridge deck body, a first supporting rod and a first spring, the base is provided with four supporting rods, two supporting rods are arranged between the base at intervals, the bottom column is fixed on the base, a cavity is arranged inside the bottom column, the first supporting rod is fixed at one end, far away from the bottom column, of the base, the first spring is sleeved on the first supporting rod in a sliding mode, one end of the first spring is fixed on the bottom column, the bridge deck body penetrates through the first supporting rod, and the bridge deck body is attached to one end of the first spring.

Buffer gear includes gasbag, support column and water pump, the support column is fixed bridge floor body one side, support column one end stretches into inside the foundation, the gasbag is fixed the support column is kept away from the one end of bridge floor body, the water pump is fixed base one side, the water pump with foundation one side intercommunication.

In an embodiment of the invention, the bridge deck body is provided with eight first through holes, the first support rods are slidably connected in the first through holes, one end of each first support rod is provided with a fixture block, and the fixture blocks are attached to the surfaces of the first through holes.

In an embodiment of the invention, the water pump is connected with the bottom pillar through a pipeline, and a valve is arranged on the pipeline.

In one embodiment of the invention, a water inlet is arranged on one side of the bottom column, a flange is arranged at one end of the water inlet, and one end of the pipeline is fixedly connected with the flange.

In an embodiment of the invention, a support is arranged at the bottom of the bottom column, a plurality of second through holes are arranged on the surface of the support, and a second spring is arranged on the support.

In one embodiment of the invention, a fixing plate is arranged at one end of the supporting column, and the air bag is fixed on the surface of the fixing plate.

In one embodiment of the invention, the device further comprises a steel bar column, and the steel bar column is fixed at the bottom of the base.

In an embodiment of the invention, an overflow port is arranged above the bottom column and close to the water inlet.

In one embodiment of the invention, a water outlet is arranged on one side of the bottom column opposite to the water inlet, and a sealing cover is arranged on the water outlet.

In one embodiment of the present invention, a distance between the fixing plate and the bracket is smaller than a distance between the bridge deck body and the bottom pillar.

1. The invention has the beneficial effects that: when the highway bridge buffering and damping device is used, the base is fixed on a foundation through the steel bar column, water is injected into the bottom column on the base through the water pump, the buoyancy of the air bag jacks up the supporting column on the fixing plate, when a vehicle runs on the bridge floor body, the first supporting rod and the first spring can play a role in preliminary slight damping, and when the vibration amplitude is too large, the vibration can be transmitted into the water through the air bag.

2. The support and the second spring can be used for buffering and protecting the supporting column when the air bag is damaged or is in an accident situation and the supporting column falls down suddenly, so that the bridge deck is protected from violent shaking.

3. The fixture block of first branch one end plays certain positioning action, prevents that the bridge floor from shaking the in-process from top to bottom and breaking away from first branch, and when the overflow mouth can prevent above-mentioned incident from taking place, the inside water of pillar can't in time discharge, causes the condition that water spilled over from the bridge floor to take place.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a first perspective of a cushioning and shock-absorbing device mechanism for a road bridge according to an embodiment of the present invention;

FIG. 2 is a second perspective structural view of a buffering and shock-absorbing device mechanism for a road bridge according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a bridge deck body according to an embodiment of the present invention;

fig. 4 is a schematic view of a stent structure provided in an embodiment of the present invention.

In the figure: 100-a bridge body; 110-a base; 120-bottom pillar; 121-a water inlet; 1211-flange; 122-an overflow port; 123-a sealing cover; 130-a deck body; 131-a first via; 140-a first strut; 141-a fixture block; 150-a first spring; 160-a pipe; 170-a valve; 180-a scaffold; 181-second through hole; 190-a second spring; 200-a buffer mechanism; 210-an air bag; 220-support column; 230-a water pump; 240-a fixed plate; 300-reinforcing steel bar column.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Example 1

Referring to fig. 1, the present invention provides a technical solution: a road bridge buffering and damping device comprises a bridge main body 100 and a buffering mechanism 200, wherein the buffering mechanism 200 is arranged inside the bridge main body 100.

Referring to fig. 1, a bridge main body 100 includes four bases 110, bottom pillars 120, a bridge deck body 130, first struts 140 and first springs 150, the bases 110 are spaced apart from each other, the bottom pillars 120 are fixed on the bases 110, cavities are formed inside the bottom pillars 120, a water inlet 121 is formed in one side of each bottom pillar 120, a water outlet is formed in one side of each bottom pillar 120 opposite to the water inlet 121, a sealing cover 123 is formed on the water outlet, a flange 1211 is formed at one end of the water inlet 121, one end of a pipeline 160 is fixedly connected to the flange 1211, the first struts 140 are fixed at one ends of the bottom pillars 120 far from the bases 110, brackets 180 are arranged at the bottoms of the bottom pillars 120, a plurality of second through holes 181 are formed in the surfaces of the brackets 180, second springs 190 are arranged on the brackets 180, the first springs 150 are slidably sleeved on the first struts 140, one ends of the first springs 150 are fixed on the bottom pillars 120, overflow ports 122 are formed above the, the bridge deck body 130 is provided with eight first through holes 131, the first support rod 140 is slidably connected in the first through holes 131, one end of the first support rod 140 is provided with a fixture block 141, the fixture block 141 is attached to the surface of the first through hole 131, and the bridge deck body 130 is attached to one end of the first spring 150.

Referring to fig. 1, 2, 3 and 4, the buffering mechanism 200 includes an air bag 210, a support column 220 and a water pump 230, the support column 220 is fixed on one side of the bridge deck body 130, a fixing plate 240 is disposed at one end of the support column 220, the air bag 210 is fixed on the surface of the fixing plate 240, the distance between the fixing plate 240 and the bracket 180 is smaller than the distance between the bridge deck body 130 and the bottom column 120, one end of the support column 220 extends into the bottom column 120, the air bag 210 is fixed at one end of the support column 220 far away from the bridge deck body 130, the water pump 230 is fixed on one side of the base 110, the water pump 230 is connected with the bottom column 120 through a pipeline 160.

Example 2

Referring to fig. 1, the present invention provides a technical solution: a road bridge buffering and damping device comprises a bridge main body 100 and a buffering mechanism 200, wherein the buffering mechanism 200 is arranged inside the bridge main body 100.

Referring to fig. 1, a bridge main body 100 includes four bases 110, bottom pillars 120, a bridge deck body 130, first struts 140 and first springs 150, the bases 110 are spaced apart from each other, the bottom pillars 120 are fixed on the bases 110, cavities are formed inside the bottom pillars 120, a water inlet 121 is formed in one side of each bottom pillar 120, a water outlet is formed in one side of each bottom pillar 120 opposite to the water inlet 121, a sealing cover 123 is formed on the water outlet, a flange 1211 is formed at one end of the water inlet 121, one end of a pipeline 160 is fixedly connected to the flange 1211, the first struts 140 are fixed at one ends of the bottom pillars 120 far from the bases 110, brackets 180 are arranged at the bottoms of the bottom pillars 120, a plurality of second through holes 181 are formed in the surfaces of the brackets 180, second springs 190 are arranged on the brackets 180, the first springs 150 are slidably sleeved on the first struts 140, one ends of the first springs 150 are fixed on the bottom pillars 120, overflow ports 122 are formed above the, the bridge deck body 130 is provided with eight first through holes 131, the first support rod 140 is slidably connected in the first through holes 131, one end of the first support rod 140 is provided with a fixture block 141, the fixture block 141 is attached to the surface of the first through hole 131, and the bridge deck body 130 is attached to one end of the first spring 150.

Referring to fig. 1, 2, 3 and 4, the buffering mechanism 200 includes an air bag 210, a support column 220 and a water pump 230, the support column 220 is fixed on one side of the bridge deck body 130, a fixing plate 240 is disposed at one end of the support column 220, the air bag 210 is fixed on the surface of the fixing plate 240, the distance between the fixing plate 240 and the bracket 180 is smaller than the distance between the bridge deck body 130 and the bottom column 120, one end of the support column 220 extends into the bottom column 120, the air bag 210 is fixed at one end of the support column 220 far away from the bridge deck body 130, the water pump 230 is fixed on one side of the base 110, the water pump 230 is connected with the bottom column 120 through a pipeline 160.

Referring to fig. 1, the buffering and shock-absorbing device for road and bridge further includes a steel bar column 300, and the steel bar column 300 is fixed at the bottom of the base 110.

Specifically, this public road bridge roof beam buffering damping device's theory of operation: when the bridge deck body 130 is in work, the base 110 is fixed on a foundation through the steel bar columns 300, water is injected into the bottom columns 120 on the base 110 through the water pumps 230, the supporting columns 220 on the fixing plate 240 are jacked up through buoyancy of the air bags 210, when a vehicle runs on the bridge deck body 130, the first supporting rods 140 and the first springs 150 can play a role in preliminary slight shock absorption, when the shock amplitude is too large, the water can be transmitted into the water through the air bags 210, when the air bags 210 are accidentally damaged, the second springs 190 and the supports 180 can also play a role in temporary buffering, and the bridge deck body 130 is safely attached to the bottom columns 120.

It should be noted that the specific model specification of the water pump 230 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the water pump 230 and its principle will be clear to a person skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.