CN216006603U - Road bridge tunnel connecting device with protective structure - Google Patents

Abstract

The utility model relates to the technical field of roads, bridges and tunnels, in particular to a road, bridge and tunnel connecting device with a protective structure, which solves the problems that in the prior art, a large amount of silt enters an expansion joint, so that a drainage pipeline in the expansion joint is blocked, and accumulated water generated by blocking accelerates corrosion of a steel plate in the expansion joint. The utility model provides a road, bridge and tunnel connecting device with protective structure, includes the supporting body of controlling both ends, two sealing contact is equipped with the connecting plate between the supporting body, be equipped with a plurality of water guide mouths on the connecting plate, it is a plurality of all be equipped with the filter mechanism that is used for filtering aquatic silt in the water guide mouth, be equipped with the drainage chamber with water guide mouth intercommunication in the connecting plate, be equipped with the mechanism of blowing that is used for preventing filter mechanism jam in the water guide mouth. The rainwater drainage device can lead out rainwater at the joint and can prevent the drainage pipeline from being blocked.

Description

Road bridge tunnel connecting device with protective structure

Technical Field

The utility model relates to the technical field of roads, bridges and tunnels, in particular to a road, bridge and tunnel connecting device with a protective structure.

Background

Road bridge tunnel, generally by several major parts such as road bed, road surface, bridge, tunnel engineering and traffic engineering facility constitute, when the construction, connect a plurality of supporting bodies and form the road surface, on putting the road bed with the road surface that forms, at this in-process, connect through connecting device between a plurality of supporting bodies.

In order to prevent the connecting device from generating cracks or damages to the structure due to climate temperature changes (thermal expansion and cold contraction), a construction joint is arranged at a proper position along the construction joint direction of the building or the structure, namely, the expansion joint is commonly called.

Present expansion joint when rainy day, though can carry out the drainage, nevertheless because when daily use, the car is through can raising the dust to can leave silt after the car is walked on the road, a large amount of silt enter into the expansion joint in, thereby can make drainage pipe in the expansion joint block up and make and produce ponding in the expansion joint, long-time ponding can accelerate the corrosion of the steel sheet in the expansion joint, drainage pipe blocks up simultaneously and can make ponding, brings harm for the driving a vehicle. Therefore, a road bridge and tunnel connection device with a protective structure is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a road, bridge and tunnel connecting device with a protective structure, which solves the problems that in the prior art, a large amount of silt enters an expansion joint, so that a drainage pipeline in the expansion joint is blocked, and accumulated water generated by blocking accelerates the corrosion of a steel plate in the expansion joint.

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

the utility model provides a road bridge tunnel connecting device with protective structure, includes the supporting body at both ends about, two sealing contact is equipped with the connecting plate between the supporting body, be equipped with a plurality of water guide mouths, a plurality of all be equipped with the filter mechanism who is used for filtering aquatic silt in the water guide mouth, be equipped with the drainage chamber with water guide mouth intercommunication in the connecting plate, be equipped with the mechanism of blowing that is used for preventing filter mechanism from blockking up in the water guide mouth, the equal fixedly connected with rail guard of front and back end of supporting body, be equipped with the pump gas mechanism who is used for providing the required source of air of mechanism of blowing up on the rail guard.

Preferably, the filter mechanism comprises a filter screen arranged in the water guide opening, the upper end of the water guide opening is fixedly connected with a circular ring, the diameter of the circular ring is larger than that of the water guide opening, and the circular ring is provided with the water guide opening.

Preferably, the connecting plate is arranged obliquely, and the upper end of the connecting plate is lower than the upper end surfaces of the two bearing bodies.

Preferably, the blowing mechanism comprises a pump air pipe arranged in the connecting plate, and an air nozzle of the pump air pipe inclines upwards and points to the lower end face of the filter screen.

Preferably, the pump gas mechanism is including setting up the pump cylinder on the rail guard lateral wall, sliding connection has the slide in the pump cylinder, the slide passes through the inner wall elastic connection of spring with the pump cylinder, fixedly connected with runs through the push rod of pump cylinder on the slide.

Preferably, the lower extreme of pump gas cylinder is equipped with the intake pipe with external intercommunication, the sealed intercommunication of lower extreme of pump gas cylinder and pump gas cylinder, be equipped with the check valve that only is used for admitting air in the intake pipe, be equipped with the check valve that only is used for giving vent to anger in the pump gas cylinder, the diameter of pump gas cylinder is far greater than the diameter of pump gas cylinder.

Preferably, the connecting plate is provided with a water outlet communicated with the water drainage cavity, and the front end of the water drainage cavity is provided with a downpipe extending to the outer side of the bearing body.

The utility model has at least the following beneficial effects:

1. through setting up filter mechanism, realize blockking by the filter screen when the dust that the car was raised and silt fall to in the water guide mouth, can not enter into in the water guide mouth to can not take place to lead the jam at mouth, solve the jam problem of drainage pipe in the expansion joint.

2. Through setting up the mechanism of blowing and pump gas mechanism, realize when the clearance of filter screen is carried out to needs, press the push rod, the cooperation spring for the up-and-down reciprocating motion of slide, thereby can take external gas into the pump inflator, pump out through the pump trachea at last, the filter screen receives reverse air current, makes the dust on the filter screen blown up, thereby avoids the jam of filter screen.

3. Through setting up drainage chamber, outlet, water guide hole etc. realize when rainy day, partly rainwater can flow through the water guide mouth for drainage efficiency is higher, and the intraoral rivers of water guide can carry out the washing of drainage intracavity silt simultaneously, avoids taking place the jam in drainage chamber, makes to prevent stifled better effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a first view schematically illustrating an external structure of a road, bridge and tunnel connection device with a protection structure according to the present invention;

fig. 2 is a second perspective view of an external structure of a road, bridge and tunnel connection device with a protection structure according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a connecting plate of a road, bridge and tunnel connecting device with a protective structure according to the present invention;

fig. 4 is an enlarged view of a structure shown in fig. 3.

In the figure: 1. a carrier; 2. a connecting plate; 3. a water guide port; 4. a filter screen; 5. a circular ring; 6. a flow guide port; 7. a pump air pipe; 8. a pump cylinder; 9. a slide plate; 10. a spring; 11. a push rod; 12. an air inlet pipe; 13. a water outlet; 14. a drainage cavity; 15. a downpipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a road, bridge and tunnel connecting device with a protective structure comprises supporting bodies 1 at the left and right ends, a connecting plate 2 is arranged between the two supporting bodies 1 in a sealing contact manner, the connecting plate 2 is connected with the two supporting bodies 1 through a movable assembly (the movable assembly is composed of a side beam, a middle beam, a fixed shifting box, an anchoring system and a movable shifting box, and is the prior art), thereby can slide between supporting body 1 and the connecting plate 2, be equipped with a plurality of water guide mouth 3 on the connecting plate 2, all be equipped with the filtering mechanism who is used for filtering aquatic silt in a plurality of water guide mouth 3, be equipped with the drainage chamber 14 with 3 intercommunications of water guide mouth in the connecting plate 2, be equipped with the mechanism of blowing that is used for preventing the filtering mechanism jam in the water guide mouth 3, the equal fixedly connected with rail guard of supporting body 1's front and back end is equipped with on the rail guard and is used for providing the mechanism of blowing and need play the pump gas mechanism of air supply.

Further, as can be known by referring to fig. 1 and 4, the filter mechanism comprises a filter screen 4 arranged in a water guide port 3, and a shelf is further arranged on the connecting plate 2, so that the filter screen 4 is prevented from being damaged by wheel pressure, a circular ring 5 with a diameter larger than that of the water guide port 3 is fixedly connected to the upper end of the water guide port 3, a flow guide port 6 is arranged on the circular ring 5, and the flow guide port 6 is arranged, so that silt during cleaning can enter a water outlet 13 through the flow guide port 6, then enters a water discharge cavity 14, and finally is guided out through a water falling pipe 15.

Further, as can be known by referring to fig. 1, the connecting plate 2 is obliquely arranged, the upper end of the connecting plate 2 is lower than the upper end surfaces of the two supporting bodies 1, and the connecting plate 2 is obliquely arranged, so that the water guide effect is better.

Further, as can be known by referring to fig. 3 and 4, the blowing mechanism includes the air pumping pipe 7 arranged in the connecting plate 2, the air jet of the air pumping pipe 7 is inclined upwards and points to the lower end face of the filter screen 4, and the arrangement of the air pumping pipes 7 can provide reverse airflow for the filter screen 4, so that the dust on the filter screen 4 is blown up, and the filter screen 4 is prevented from being blocked.

Further, as can be known by referring to fig. 1 and 2, the pumping mechanism includes a pumping cylinder 8 disposed on an outer side wall of the guard rail, a sliding plate 9 is slidably connected to the pumping cylinder 8, the sliding plate 9 is elastically connected to an inner wall of the pumping cylinder 8 through a spring 10, a push rod 11 penetrating through the pumping cylinder 8 is fixedly connected to the sliding plate 9, the push rod 11 and the spring 10 are disposed, so that the sliding plate 9 is driven to move when the push rod 11 moves, and the spring 10 is engaged to realize the up-and-down reciprocating movement of the sliding plate 9, thereby providing power for pumping.

Further, as can be known by referring to fig. 1 and 2, an air inlet pipe 12 communicated with the outside is arranged at the lower end of the air pump cylinder 8, the air pump cylinder 7 is communicated with the lower end of the air pump cylinder 8 in a sealing manner, a check valve only used for air inlet is arranged in the air inlet pipe 12, a check valve only used for air outlet is arranged in the air pump cylinder 7, the diameter of the air pump cylinder 8 is far larger than that of the air pump cylinder 7, one-way flow of air is realized by arranging the two check valves, and the diameter of the air pump cylinder 8 is far larger than that of the air pump cylinder 7, so that enough air pressure is available for cleaning the filter screen 4.

Further, as can be seen from fig. 3 and 4, the connecting plate 2 is provided with a water outlet 13 communicated with the water drainage cavity 14, the front end of the water drainage cavity 14 is provided with a downpipe 15 extending to the outer side of the supporting body 1, and the water outlet 13 has a larger caliber and is shunted by the water guiding opening 3, so that the situation of silt blockage cannot occur.

The working principle is as follows: in fine days, dust and silt which are raised by a vehicle fall into the water guide port 3 and are blocked by the filter screen 4, and the vehicle cannot enter the water guide port 3, so that the water guide port 3 cannot be blocked, when raining, as the connecting plate 2 is obliquely arranged, rainwater flows to the water outlet 13 along the connecting plate 2, the diameter of the water outlet 13 is larger, and the rainwater is shunted by the water guide port 3, silt and water cannot be blocked, the silt and the water enter the drainage cavity 14 and are drained through the water falling pipe 15, and a part of rainwater can flow out through the water guide port 3 due to the arrangement of the plurality of water guide ports 3, so that the drainage efficiency is higher, meanwhile, the water flow in the water guide port 3 can clean the silt in the drainage cavity 14, so that the drainage cavity 14 is prevented from being blocked, when the filter screen 4 needs to be cleaned, the push rod 11 is firstly pressed, and the push rod 11 moves to drive the sliding plate 9 to move, the up-and-down reciprocating motion of the sliding plate 9 is realized by matching with the spring 10, so that external air can be pumped into the pump air cylinder 8 and finally pumped out through the pump air pipe 7, and the filter screen 4 is subjected to reverse airflow, so that dust on the filter screen 4 is blown up, and the blockage of the filter screen 4 is avoided.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a road bridge tunnel connecting device with protective structure, is including supporting body (1) of controlling both ends, its characterized in that, two sealing contact is equipped with connecting plate (2) between supporting body (1), be equipped with a plurality of water guide mouth (3) on connecting plate (2), it is a plurality of all be equipped with the filtering mechanism who is used for filtering aquatic silt in the water guide mouth (3), be equipped with in connecting plate (2) and lead water drainage chamber (14) of mouth (3) intercommunication, be equipped with the mechanism of blowing that is used for preventing filtering mechanism from blockking up in water guide mouth (3), the equal fixedly connected with rail guard of front and back end of supporting body (1), be equipped with the pump gas mechanism who is used for providing the required air supply of mechanism of blowing up on the rail guard.

2. The road, bridge and tunnel connection device with the protection structure according to claim 1, wherein the filtering mechanism comprises a filtering net (4) arranged in the water guide port (3), a circular ring (5) with a diameter larger than that of the water guide port (3) is fixedly connected to the upper end of the water guide port (3), and a water guide port (6) is arranged on the circular ring (5).

3. The device for connecting a road, a bridge and a tunnel with a protective structure according to claim 1 is characterized in that the connecting plate (2) is arranged obliquely, and the upper end of the connecting plate (2) is lower than the upper end faces of the two bearing bodies (1).

4. The road, bridge and tunnel connecting device with the protection structure is characterized in that the air blowing mechanism comprises a pump air pipe (7) arranged in the connecting plate (2), and an air outlet of the pump air pipe (7) is obliquely upward and points to the lower end face of the filter screen (4).

5. The road, bridge and tunnel connection device with the protection structure according to claim 4, wherein the pumping mechanism comprises a pumping cylinder (8) arranged on the outer side wall of the guard rail, a sliding plate (9) is slidably connected in the pumping cylinder (8), the sliding plate (9) is elastically connected with the inner wall of the pumping cylinder (8) through a spring (10), and a push rod (11) penetrating through the pumping cylinder (8) is fixedly connected to the sliding plate (9).

6. The road, bridge and tunnel connection device with the protection structure according to claim 5, wherein an air inlet pipe (12) communicated with the outside is arranged at the lower end of the pump air cylinder (8), the pump air cylinder (7) is communicated with the lower end of the pump air cylinder (8) in a sealing manner, a one-way valve only used for air inlet is arranged in the air inlet pipe (12), a one-way valve only used for air outlet is arranged in the pump air cylinder (7), and the diameter of the pump air cylinder (8) is far larger than that of the pump air cylinder (7).

7. The device for connecting roads, bridges and tunnels with a protective structure according to claim 1, wherein the connecting plate (2) is provided with a water outlet (13) communicated with a water drainage cavity (14), and the front end of the water drainage cavity (14) is provided with a downpipe (15) extending to the outer side of the bearing body (1).

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