CN210507192U - Deceleration strip shock-absorbing structure for road and bridge design - Google Patents

Abstract

The utility model discloses a deceleration strip shock-absorbing structure is used in road and bridge design, including fixed frame, fly leaf and connection the spring of fixed frame and fly leaf, the inside bottom of fixed frame is equipped with the second fixed block, the inside top of fixed frame is equipped with first fixed block, all be provided with the recess on second fixed block and the first fixed block, and be equipped with the spring in the recess to the spring both ends are connected rather than the recess wall, first fixed block one end is equipped with the fly leaf, and fly leaf projection area is less than the recess projection area that the road surface was seted up. This deceleration strip shock-absorbing structure is used in road and bridge design is equipped with the fly leaf, and the fly leaf passes through the spring action and constitutes elasticity shock-absorbing structure with fixed frame, and the limiting displacement who receives first fixed block and second fixed block when this structure atress lets the position and the road surface parallel and level of fly leaf, and when this structure lets the car pass through the deceleration strip, the shaking force that vehicle self and road or bridge received is reduced greatly.

Description

Deceleration strip shock-absorbing structure for road and bridge design

Technical Field

The utility model relates to a road and bridge design technical field specifically is a deceleration strip shock-absorbing structure is used in road and bridge design.

Background

The deceleration strip is also called a deceleration ridge and is a traffic facility which is arranged on a highway and used for decelerating passing vehicles. The shape is generally strip-shaped and also has a point shape; the material is mainly rubber and also metal; generally, yellow and black are alternated to attract visual attention, so that the road surface is slightly arched to achieve the aim of vehicle deceleration. The special traffic safety setting is generally arranged on road junctions, industrial and mining enterprises, schools, residential community population and other road sections requiring vehicle slow down and traffic accidents are easy to cause, and is a novel special traffic safety setting for reducing the running speed of motor vehicles and non-motor vehicles.

The width of the existing speed reducing belt is narrow, and the height of the existing speed reducing belt is high. The vehicle vibrations are great when passing through, and is also big to the harm of vehicle, and the impact force to road or bridge and culvert structure thing is also great in the impact of vehicle in turn, uses for a long time and can cause the damage to road surface and bridge and culvert structure thing surface, therefore prior art exists not enoughly, needs improve this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deceleration strip shock-absorbing structure is used in road bridge design to solve the not absorbing problem of deceleration strip that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a deceleration strip shock absorption structure for road and bridge design comprises a fixed frame, a movable plate and a spring for connecting the fixed frame and the movable plate, wherein the fixed frame is embedded in a groove formed on a road surface, the fixing frame is of a cover-free box body structure, the bottom end inside the fixing frame is provided with a second fixing block, the top end inside the fixing frame is provided with a first fixing block, the second fixed block and the first fixed block are both provided with grooves, and springs are arranged in the grooves, and the two ends of the spring are connected with the groove wall thereof, one end of the first fixed block is provided with a movable plate, the projection area of the movable plate is smaller than that of the groove arranged on the road surface, a gap is arranged between the outer wall of the first fixed block and the outer wall of the second fixed block, a gap is arranged between the movable plate and the road surface, and the gap distance is equal to the gap distance between the outer wall of the first fixed block and the outer wall of the second fixed block.

Preferably, the two sides of the frame of the fixing frame are provided with grooves, cement nails are arranged in the grooves, and the fixing frame is fixed with the grooves of the pavement through the cement nails.

Preferably, a telescopic loop bar is further connected between the fixed frame and the movable plate.

Preferably, the movable plate is made of plastic materials, and yellow warning paint is coated on the surface of the movable plate.

Preferably, a connecting piece connected with the movable plate is arranged between the movable plate and the road surface, and the connecting piece is made of wavy flexible plastic materials.

Preferably, the second fixing block is provided with a convex block, the outer wall of the convex block is wrapped with a rubber pad, the first fixing block is provided with a groove, and the convex block is matched with the groove formed in the first fixing block.

Compared with the prior art, the beneficial effects of the utility model are that: this deceleration strip shock-absorbing structure is used in road and bridge design is equipped with the fly leaf, and the fly leaf passes through the spring action and constitutes elasticity shock-absorbing structure with fixed frame, and the limiting displacement who receives first fixed block and second fixed block when this structure atress lets the position and the road surface parallel and level of fly leaf, and when this structure lets the car pass through the deceleration strip, the shaking force that vehicle self and road or bridge received is reduced greatly.

Drawings

FIG. 1 is a schematic view of a deceleration strip damping structure for road and bridge design according to the present invention;

FIG. 2 is an enlarged view of the point A in the structure diagram 1 of the deceleration strip for designing roads and bridges of the present invention;

fig. 3 is the utility model relates to a deceleration strip shock-absorbing structure top view is used in road bridge design.

In the figure: 1. the fixing frame comprises a fixing frame body, 2, a movable plate, 3, a first fixing block, 4, a spring, 5, a connecting piece, 6, a second fixing block, 7, a bump, 8, a rubber pad, 9 and a telescopic loop bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a deceleration strip damping structure for road and bridge design comprises a fixed frame 1, a movable plate 2 and a spring 4 connecting the fixed frame 1 and the movable plate 2, wherein the fixed frame 1 is embedded in a groove formed on a road surface, the fixed frame 1 is of a uncovered box structure, grooves are formed in two sides of the frame of the fixed frame 1, cement nails are arranged in the grooves, the fixed frame 1 is fixed with the grooves on the road surface through the cement nails, the cement nails are fixed in a mode that the shape of a vehicle cannot be influenced, a telescopic loop bar 9 is connected between the fixed frame 1 and the movable plate 2, the telescopic loop bar 9 provides a limit for the moving direction of the fixed frame 1, so that the moving track of the fixed frame is uniform and balanced, a second fixed block 6 is arranged at the bottom end inside the fixed frame 1, a first fixed block 3 is arranged at the top end inside the fixed frame 1, grooves are formed in the second fixed block 6 and the first fixed block 3, the springs 4, a movable plate 2 is arranged at one end of a first fixed block 3, the projection area of the movable plate 2 is smaller than the projection area of a groove formed on a road surface, a bump 7 is arranged on a second fixed block 6, the outer wall of the bump 7 is wrapped by a rubber mat 8, the first fixed block 3 is provided with a groove, the bump 7 is matched with the groove formed on the first fixed block 3, the first fixed block 3 and the bump 7 are mutually in a clamping structure, the structure can limit the moving height of the movable plate 2, the rubber mat 8 can reduce the impact force received in the clamping process of the first fixed block 3 and the bump 7, a gap is arranged between the outer wall of the first fixed block 3 and the outer wall of the second fixed block 6, a gap is arranged between the movable plate 2 and the road surface, the gap distance is equal to the gap distance between the outer wall of the first fixed block 3 and the outer wall of the second fixed block 6, the movable plate 2, yellow warning coating can play certain warning effect, and can conveniently be observed at night, be equipped with the connecting piece 5 that is connected between fly leaf 2 and the road surface, connecting piece 5 is the flexible plastics material of wave, and connecting piece 5 can seal the clearance between fly leaf 2 and the road surface to avoid the foreign matter to get into and bring harmful effects for this deceleration strip shock-absorbing structure for the design of road bridge among the clearance, and flexible plastics material connecting piece 5 can extend and contract along with the activity of fly leaf 2.

The working principle is as follows: when the deceleration strip damping structure for the road and bridge design is used, firstly, a groove is formed in the ground of the road and bridge, the fixed frame 1 is embedded in the groove, the fixed frame 1 is fixed by inserting a cement nail into a frame groove of the groove, the yellow movable plate 2 is used for reminding to decelerate the vehicle, when the vehicle runs to the position of the movable plate 2, the movable plate 2 is pressed downwards under stress, the first fixed block 3 is influenced to descend under the action of the action force, the groove of the first fixed block 3 is clamped with the lug 7, the first fixed block 3 is also contacted with the second fixed block 6, the rubber pad 8 is also attached to the wall of the groove, meanwhile, the telescopic loop bar 9 and the connecting piece 5 are stressed and contracted, when the movable plate 2 moves to the horizontal position of the road surface, the vehicle passes through the groove, finally, the movable plate 2 loses the extrusion action force and resets under the elastic action of the spring 4, and the first fixed block 3, the connecting piece 5 and the telescopic loop bar, the deceleration strip shock absorption structure for the road and bridge design is used in the process.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a deceleration strip shock-absorbing structure is used in road bridge design which characterized in that: the road surface fixing frame comprises a fixing frame (1), a movable plate (2) and a spring (4) for connecting the fixing frame (1) and the movable plate (2), wherein the fixing frame (1) is embedded in a groove formed in a road surface, the fixing frame (1) is of a cover-free box body structure, a second fixing block (6) is arranged at the bottom end inside the fixing frame (1), a first fixing block (3) is arranged at the top end inside the fixing frame (1), grooves are formed in the second fixing block (6) and the first fixing block (3), the spring (4) is arranged in each groove, the two ends of the spring (4) are connected with the groove wall of the spring, the movable plate (2) is arranged at one end of the first fixing block (3), the projection area of the movable plate (2) is smaller than the projection area of the groove formed in the road surface, a gap is formed between the outer wall of the first fixing block (3) and the outer wall of, and the gap distance is equal to the gap distance between the outer wall of the first fixed block (3) and the outer wall of the second fixed block (6).

2. The deceleration strip shock absorption structure for road and bridge design according to claim 1, wherein: the fixing frame is characterized in that grooves are formed in two sides of a frame of the fixing frame (1), cement nails are arranged in the grooves, and the fixing frame (1) is fixed with a road surface groove through the cement nails.

3. The deceleration strip shock absorption structure for road and bridge design according to claim 1, wherein: a telescopic sleeve rod (9) is further connected between the fixed frame (1) and the movable plate (2).

4. The deceleration strip shock absorption structure for road and bridge design according to claim 1, wherein: the movable plate (2) is made of plastic materials, and yellow warning paint is coated on the surface of the movable plate (2).

5. The deceleration strip shock absorption structure for road and bridge design according to claim 1, wherein: be equipped with connecting piece (5) that are connected between fly leaf (2) and the road surface, and connecting piece (5) are the flexible plastics material of wave.

6. The deceleration strip shock absorption structure for road and bridge design according to claim 1, wherein: the second fixing block (6) is provided with a convex block (7), the outer wall of the convex block (7) is wrapped with a rubber mat (8), the first fixing block (3) is provided with a groove, and the convex block (7) is matched with the groove formed in the first fixing block (3).

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