CN217324983U

CN217324983U - Drainage system for highway bridge

Info

Publication number: CN217324983U
Application number: CN202220898934.1U
Authority: CN
Inventors: 高坤禄; 李达; 肖佳磊; 周英健; 李斌; 张勇; 陈宪昆; 陈羽佳; 赵华莎
Original assignee: Tianjin Road And Bridge Construction Engineering Co ltd
Current assignee: Tianjin Road And Bridge Construction Engineering Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-30
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a drainage system for public road bridge roof beam, including the ponding pond, be provided with the sieve at the ponding pond internal fixation, be provided with the siphon on the sieve, sieve and ponding pond bottom are passed in proper order to the one end of siphon, and other end sliding sleeve is equipped with the drainage tube, and the density of drainage tube material is greater than the density of water, has installed the body at the siphon overcoat, and the fixed flexure strip that is provided with on the body, the flexure strip can drive drainage tube rebound under the effect of body buoyancy to the drainage tube can be crossed to the tip of flexure strip when the drainage tube is in extreme position. Through utilizing the siphon principle to increase whole drainage effect, can seal the constant voltage bucket through the buoyancy of water to the body when discharge is great, can improve drainage rate through the whereabouts of the drainage tube that is promoted through the siphon, the constant voltage bucket of deuterogamying can realize the siphon, has further improved drainage rate, and overall structure is simple, and easy maintenance has effectively improved drainage effect.

Description

Drainage system for highway bridge

Technical Field

The utility model belongs to the technical field of public road bridge roof beam drainage, especially, relate to a drainage system for public road bridge roof beam.

Background

At present of continuous development of economy, city high-speed development, past highway construction can not meet the traffic demands of the cities gradually, traffic buildings such as elevated bridges are more and more, traffic pressure of ground traffic pavements can be effectively reduced, a drainage mechanism is indispensable in the bridge construction, the problems that the bridge collapses and a vehicle cannot drive due to serious bridge surface water accumulation and the like are solved by the good drainage mechanism, the existing bridge drainage mechanism is blocked by sundries after being used for a long time, the drainage effect is poor, and quick drainage can not be carried out when water flow is too large, backflow silting is caused, the service life of the bridge and the traffic safety of vehicles are affected, so that a drainage system for the highway bridge is required to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a drainage system for public road bridge roof beam.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a drainage system for a highway bridge comprises a water accumulation pool, a sieve plate is fixedly arranged in the water accumulation pool, a siphon pipe is arranged on the sieve plate, one end of the siphon pipe sequentially penetrates through the sieve plate and the bottom of the water accumulation pool, a drainage pipe is slidably sleeved at the other end of the siphon pipe, the density of the drainage pipe material is greater than that of water, a floating body is arranged outside the siphon pipe, an elastic sheet is fixedly arranged on the floating body and can drive the drainage pipe to move upwards under the action of the buoyancy of the floating body, the end part of the elastic sheet can cross the drainage pipe when the drainage pipe is at a limit position, a mounting frame is further arranged on the floating body, a sealing block is fixedly arranged on the mounting frame, a constant-pressure barrel is buckled outside the floating body, a sliding column is fixedly arranged on the constant-pressure barrel, a plurality of constant-pressure holes are formed in the periphery of the sliding column, and the constant pressure holes are all positioned above the sealing block, the sliding column is further sleeved with a sealing plate, and the sealing plate can seal the constant pressure holes after being attached to the constant pressure barrel.

Preferably, a limiting sliding chute is arranged on the inner wall of the siphon tube, the drainage tube is in sliding connection with the siphon tube through the limiting sliding chute, and a sealing tube is fixedly connected to the outer sides of the drainage tube and the siphon tube.

Preferably, the fixed spacing that is provided with on the sieve, just spacing suit is in the constant voltage bucket outside spacing inboard is located the fixed support ring that is provided with in constant voltage bucket below, the support ring is used for holding up the constant voltage bucket.

Preferably, the sealing plate and the sealing block are made of rubber.

Preferably, a drain pipe is arranged at one side of the bottom of the water accumulation tank, which is positioned on the siphon pipe, the drain pipe is communicated with the water accumulation tank, and a protective pipe is further sleeved and arranged at the outer sides of the drain pipe and the siphon pipe.

Preferably, the floating body is provided with an installation groove, one end of the elastic sheet is fixedly connected with the inner wall of the installation groove, and the other end of the elastic sheet is positioned below the drainage tube.

Preferably, a protective grid is detachably arranged above the constant pressure barrel on the water accumulation tank.

Preferably, the sealing tube is an elastic tube and is made of rubber.

The utility model has the advantages and positive effects be:

the utility model discloses an utilize the siphon principle to increase whole drainage effect, can seal the constant voltage bucket through the buoyancy of water to the body when discharge is great, can improve drainage rate through the whereabouts of the drainage tube that is promoted through the siphon, the constant voltage bucket of deuterogamying can realize the siphon, has further improved drainage rate, and overall structure is simple, and easy maintenance has effectively improved drainage effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an overall axial schematic view of a drainage system for road and bridge structures according to the present invention;

fig. 2 is a schematic view of the internal structure of a drainage system for road and bridge according to the present invention;

FIG. 3 is a schematic cross-sectional view taken along line I-I of FIG. 2;

fig. 4 is an enlarged view of a structure in fig. 2.

The reference numerals are explained below:

1. a water accumulation pool; 2. a sieve plate; 3. a limiting frame; 4. a support ring; 5. a float; 6. a mounting frame; 7. a sealing plug; 8. a constant pressure barrel; 9. a constant pressure orifice; 10. a sealing plate; 11. a sliding post; 12. a siphon tube; 13. a drainage tube; 14. an elastic sheet; 15. a sealing tube; 16. a drain pipe; 17. a protective tube; 18. a protective grid; 19. a limiting chute; 20. and (7) installing a groove.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including the connected mode of circuit connection conventional among the adoption prior art, here detailed description no longer.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1-4, a drainage system for a road bridge comprises a water accumulation pool 1, a sieve plate 2 is fixedly arranged in the water accumulation pool 1, a siphon 12 is arranged on the sieve plate 2, one end of the siphon 12 sequentially passes through the sieve plate 2 and the bottom of the water accumulation pool 1, and the other end is slidably sleeved with a drainage tube 13, the density of the material of the drainage tube 13 is greater than that of water, a floating body 5 is arranged outside the siphon 12, an elastic sheet 14 is fixedly arranged on the floating body 5, the elastic sheet 14 can drive the drainage tube 13 to move upwards under the action of the buoyancy of the floating body 5, the end part of the elastic sheet 14 can pass over the drainage tube 13 when the drainage tube 13 is at a limit position, an installation frame 6 is further arranged on the floating body 5, a sealing block 7 is fixedly arranged on the installation frame 6, a constant pressure barrel 8 is buckled outside the floating body 5, a sliding column 11 is fixedly arranged on the constant pressure barrel 8, a plurality of constant pressure holes 9 are arranged around the sliding column 11, and the constant pressure hole 9 is located above the sealing block 7, a sealing plate 10 is further sleeved on the sliding column 11, and the sealing plate 10 can seal the constant pressure holes 9 after being attached to the constant pressure barrel 8.

The inner wall of the siphon tube 12 is provided with a limit chute 19, the drainage tube 13 is connected with the siphon tube 12 in a sliding way through the limit chute 19, and the outer sides of the drainage tube 13 and the siphon tube 12 are also provided with a sealing tube 15 fixedly connected.

The screen plate 2 is fixedly provided with a limiting frame 3, the limiting frame 3 is sleeved outside the constant pressure barrel 8, the inner side of the limiting frame 3 is positioned below the constant pressure barrel 8 and is fixedly provided with a support ring 4, and the support ring 4 is used for supporting the constant pressure barrel 8.

The sealing plate 10 and the sealing block 7 are made of rubber.

A drain pipe 16 is arranged at one side of the siphon 12 at the bottom of the water collecting tank 1, the drain pipe 16 is communicated with the water collecting tank 1, and a protective pipe 17 is sleeved at the outer sides of the drain pipe 16 and the siphon 12.

An installation groove 20 is provided on the floating body 5, one end of the elastic sheet 14 is fixedly connected with the inner wall of the installation groove 20, and the other end is positioned below the drainage tube 13.

A protective grid 18 can be detachably arranged above the constant pressure barrel 8 on the water accumulating tank 1.

The sealing tube 15 is an elastic tube and made of rubber.

The working process of the embodiment: before the use, a worker firstly installs the water accumulation tank 1 on the road surface of a bridge, then installs the protection grid 18 on the water accumulation tank 1, can separate large-particle sundries and protect internal parts, then rainwater on the road surface can flow to the water accumulation tank 1 when raining, the rainwater can be gathered in the water accumulation tank 1 after flowing into the water accumulation tank 1, the rainwater can flow out from the drain pipe 16 after passing through the sieve plate 2 when the water flow is small, when the drain pipe 16 cannot discharge the rainwater when the rainwater is large, the water surface in the water accumulation tank 1 can rise, when the water surface does not pass through the sieve plate 2, the floating body 5 can be driven to move upwards, when the water surface does not pass through the bottom of the constant pressure barrel 8, air in the constant pressure barrel 8 can be discharged from the constant pressure hole 9, because the sealing plate 10 on the constant pressure hole 9 covers the constant pressure hole 9, the air in the constant pressure hole 9 only needs to jack up when being discharged outwards, when the floating body 5 moves upwards and the sealing block 7 floats upwards along with rainwater to contact with the constant pressure hole 9, the constant pressure barrel 8 is sealed, at the same time, the constant pressure barrel 8 moves upwards along with the floating body 5, meanwhile, the elastic sheet 14 contacts with the drainage tube 13 in the process that the floating body 5 moves upwards and drives the drainage tube 13 to move upwards along with the floating body 5, the sealing tube 15 is stretched, the drainage tube 13 stops moving after moving upwards to the top extreme position of the limiting chute 19, the free end of the elastic sheet is bounced over the drainage tube 13 to the upper part of the drainage tube 13 after the floating body 5 continuously receives upward buoyancy, at the same time, because the drainage tube 13 loses upward supporting force, and the density of the drainage tube 13 is higher than that of water, the drainage tube 13 falls back into the water, so that the water six enters the siphon tube 12 from the drainage tube 13 to be discharged, and the water in the siphon 12 flows downwards and can be in the siphon 12, the upward air pressure is gradually reduced along with the continuous falling of the water flow due to the gravity, the surrounding air pressure presses the water around the siphon pipe 12 into the siphon pipe 12 through the drainage pipe 13 to form self-suction, meanwhile, because the water level in the constant pressure barrel 8 is reduced, the floating body 5 is also reduced along with the reduction of the water level, at the moment, because the air pressure of the siphon pipe 12 in the constant pressure barrel 8 is crossed, the sealing plate 10 is firmly pressed on the constant pressure hole 9 by the surrounding atmospheric pressure, the constant pressure barrel 8 is always kept in a low pressure state, the continuous siphon is ensured, the water level is gradually reduced along with the siphon, when the constant pressure barrel 8 is contacted with the support ring 4 along with the reduction of the water level, the movement is stopped, meanwhile, the siphon is also stopped, the residual rainwater is discharged through the drainage pipe 16, and the elastic sheet 14 is moved from the upper part of the drainage pipe 13 to the lower part of the drainage pipe 13 under the gravity action of the floating body 5 and the mounting frame 6, so that the siphon drainage can be conveniently carried out next time.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a drainage system for public road bridge roof beam which characterized in that: comprises a water accumulation pool (1), a sieve plate (2) is fixedly arranged in the water accumulation pool (1), a siphon pipe (12) is arranged on the sieve plate (2), one end of the siphon pipe (12) sequentially penetrates through the sieve plate (2) and the bottom of the water accumulation pool (1), a drainage pipe (13) is slidably sleeved at the other end of the siphon pipe (2), a floating body (5) is arranged outside the siphon pipe (12), an elastic sheet (14) is fixedly arranged on the floating body (5), the elastic sheet (14) can drive the drainage pipe (13) to move upwards under the action of the buoyancy of the floating body (5), and when the drainage pipe (13) is at the limit position, the end part of the elastic sheet (14) can cross over the drainage pipe (13), a mounting frame (6) is further arranged on the floating body (5), the fixed sealed piece (7) that is provided with on mounting bracket (6) body (5) outer lock joint is provided with constant voltage bucket (8), the fixed slip post (11) that is provided with on constant voltage bucket (8), slip post (11) are provided with a plurality of constant voltage holes (9) all around, just constant voltage hole (9) all are located sealed piece (7) top still the suit is provided with closing plate (10) on slip post (11), closing plate (10) with can be a plurality of after laminating constant voltage bucket (8) constant voltage hole (9) are sealed.

2. The drainage system for road bridges of claim 1, wherein: the siphon tube is characterized in that a limiting sliding chute (19) is formed in the inner wall of the siphon tube (12), the drainage tube (13) is in sliding connection with the siphon tube (12) through the limiting sliding chute (19), and a sealing tube (15) is fixedly connected to the outer sides of the drainage tube (13) and the siphon tube (12).

3. The drainage system for road bridges of claim 1, wherein: fixed spacing (3) that is provided with on sieve (2), just spacing (3) suit is in the constant voltage bucket (8) outside spacing (3) inboard is located constant voltage bucket (8) below is fixed and is provided with support ring (4), support ring (4) are used for holding up constant voltage bucket (8).

4. The drainage system for road bridges of claim 1, wherein: the sealing plate (10) and the sealing block (7) are made of rubber.

5. The drainage system for road bridges of claim 1, wherein: the siphon water pump is characterized in that a drain pipe (16) is arranged on one side, located on the siphon pipe (12), of the bottom of the water accumulation tank (1), the drain pipe (16) is communicated with the water accumulation tank (1), and a protective pipe (17) is further sleeved on the outer sides of the drain pipe (16) and the siphon pipe (12).

6. The drainage system for road bridges of claim 1, wherein: an installation groove (20) is formed in the floating body (5), one end of the elastic sheet (14) is fixedly connected with the inner wall of the installation groove (20), and the other end of the elastic sheet is located below the drainage tube (13).

7. The drainage system for road bridges of claim 1, wherein: a protective grid (18) is also detachably arranged above the constant pressure barrel (8) on the water accumulation pool (1).

8. The drainage system for road bridges of claim 2, wherein: the sealing tube (15) is an elastic tube and is made of rubber.