CN216474702U

CN216474702U - Isolation protection structure for road

Info

Publication number: CN216474702U
Application number: CN202123035424.6U
Authority: CN
Inventors: 何学锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-10
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to an keep apart protective structure for highway, affiliated road engineering technical field, including the guardrail frame, the guardrail frame in be equipped with a plurality of driven buffer cylinders, driven buffer cylinder in all be equipped with the guardrail frame pivot of inlaying mutually. The guardrail frame include entablature and sheer pole, entablature, sheer pole side all be equipped with entablature, sheer pole and be the side lever of integration. The redirection buffer cylinder comprises a sand cylinder sleeve which is sleeved with the rotating shaft, and a shaft sleeve which is connected with the rotating shaft in a nested manner is arranged between the sand cylinder sleeve and the rotating shaft. The buffer redirection device has the characteristics of simple structure and good protection effect. The problem of the vehicle escape from the lane or influence the lane is solved. And casualties are reduced, and the damage condition of traffic accidents is reduced.

Description

A keep apart protective structure for highway

Technical Field

The utility model relates to a road engineering technical field, concretely relates to an keep apart protective structure for highway.

Background

The middle of a common road is provided with a separation belt, two ends of the common road are provided with protective railings, and the common road adopts an asphalt concrete or cement concrete high-grade road surface and is provided with complete marks, marking lines, signals and lighting devices; the pedestrians and the non-motor vehicles are prohibited from walking on the road, and the pedestrians and the non-motor vehicles are allowed to pass through the road by adopting the flyover crossing and the pedestrian overpass bridge or the underpass with other lines. The highway not only provides the traffic function and meets the requirements of transportation, but also the construction condition of the highway directly reflects the developed degree of the traffic and the overall level of economic development of a country and a region.

At present, the highway mainly comprises a metal guardrail and a cement guardrail, and due to the influence of landforms, a plurality of highway edges are rivers or cliffs, especially in the areas of hilly landforms. When traffic accidents occur, vehicles have potential safety hazards of rushing out of highways, and have safety defects on opposite lanes.

Disclosure of Invention

The utility model discloses there is the structure complicacy among the main prior art of solving, protective effect is poor and do not have the not enough of buffering redirection performance, provides an isolation protective structure for highway, and it has buffering redirection performance, simple structure and the good characteristics of protecting effect. The problem of the vehicle escape from the lane or influence the lane is solved. And casualties are reduced, and the damage condition of traffic accidents is reduced.

The above technical problem of the present invention can be solved by the following technical solutions:

the utility model provides an keep apart protective structure for highway, includes the guardrail frame, the guardrail frame in be equipped with a plurality of turnabout dashpots, turnabout dashpot in all be equipped with the pivot of inserting mutually of guardrail frame and inlaying. The guardrail frame include entablature and sheer pole, entablature, sheer pole side all be equipped with entablature, sheer pole and be the side lever of integration. The redirection buffer cylinder comprises a sand cylinder sleeve which is sleeved with the rotating shaft, and a shaft sleeve which is connected with the rotating shaft in a nested manner is arranged between the sand cylinder sleeve and the rotating shaft. The sand cylinder sleeve is a structure that sand is filled in a cylinder sleeve made of rubber.

Preferably, a bearing which is in embedded sleeve joint with the shaft sleeve is arranged between the upper end and the lower end of the shaft sleeve and the rotating shaft, and a plurality of buffer assemblies are arranged between the shaft sleeve and the rotating shaft.

Preferably, the buffer component comprises a spring which is in inserted-embedded sleeve connection with the rotating shaft, and a steel ball which is in embedded-embedded limit with the spring is arranged between the spring and the shaft sleeve.

Preferably, the upper end and the lower end of the sand cylinder sleeve are respectively provided with a limiting snap ring which is in embedded limiting sleeve connection with the rotating shaft.

Preferably, the rear end of the guardrail frame is provided with a supporting isolation baffle, and a plurality of supporting rods are arranged between the supporting isolation baffle and the upper cross rod and between the supporting isolation baffle and the lower cross rod.

Preferably, the side rod is provided with a fixed taper rod sleeved with the side rod.

The utility model discloses can reach following effect:

the utility model provides an keep apart protective structure for highway compares with prior art, has the buffering and changes to performance, simple structure and the good characteristics of protecting effect. The problem of the vehicle escape from the lane or influence the lane is solved. And casualties are reduced, and the damage condition of traffic accidents is reduced.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a front view structure diagram of the present invention.

Fig. 3 is a sectional view of the structure of the redirecting buffer cylinder in the present invention.

Fig. 4 is a schematic structural diagram of the buffer assembly of the present invention.

In the figure: guardrail frame 1 supports isolation barrier 2, changes buffer cylinder 3, pivot 4, bracing piece 5, side lever 6, last horizontal pole 7, sheer pole 8, fixed taper rod 9, sand cylinder cover 10, axle sleeve 11, buffering subassembly 12, bearing 13, spacing snap ring 14, spring 15, steel ball 16.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): as shown in fig. 1-4, an isolation and protection structure for a road comprises a guardrail frame 1, wherein a supporting isolation baffle 2 is arranged at the rear end of the guardrail frame 1, and 2 support rods 5 are symmetrically arranged between the supporting isolation baffle 2 and an upper cross rod 7 and between the supporting isolation baffle 2 and a lower cross rod 8. 7 direction-changing buffer cylinders 3 which are distributed at equal intervals are arranged in the guardrail frame 1, and rotating shafts 4 which are inserted and embedded with the guardrail frame 1 are arranged in the direction-changing buffer cylinders 3. Guardrail frame 1 includes horizontal pole 7 and sheer pole 8, and horizontal pole 7, sheer pole 8 sides all are equipped with the side lever 6 that is the integration with horizontal pole 7, sheer pole 8 on the horizontal pole 7, are equipped with the fixed taper rod 9 that cup joints mutually with side lever 6 on the side lever 6. The redirection buffer cylinder 3 comprises a sand cylinder sleeve 10 which is sleeved with the rotating shaft 4, and the upper end and the lower end of the sand cylinder sleeve 10 are respectively provided with a limiting snap ring 14 which is in clamping embedding type limiting sleeved connection with the rotating shaft 4. A shaft sleeve 11 which is nested and connected with the rotating shaft 4 is arranged between the sand cylinder sleeve 10 and the rotating shaft 4. A bearing 13 which is embedded and sleeved with the shaft sleeve 11 is arranged between the upper end and the lower end of the shaft sleeve 11 and the rotating shaft 4, and 28 buffer assemblies 12 are arranged between the shaft sleeve 11 and the rotating shaft 4. The buffer component 12 comprises a spring 15 which is inserted and sleeved with the rotating shaft 4, and a steel ball 16 which is clamped and limited with the spring 15 is arranged between the spring 15 and the shaft sleeve 11.

In conclusion, the isolation protection structure for the road has the characteristics of buffering and direction changing performance, simple structure and good protection effect. The problem of the vehicle escape from the lane or influence the lane is solved. And casualties are reduced, and the damage condition of traffic accidents is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without deviating from the basic characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In conclusion, the above description is only the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims

1. An isolation and protection structure for a road, characterized in that: the guardrail comprises a guardrail frame (1), wherein a plurality of direction-changing buffer cylinders (3) are arranged in the guardrail frame (1), and rotating shafts (4) which are inserted and embedded with the guardrail frame (1) are arranged in the direction-changing buffer cylinders (3); the guardrail frame (1) comprises an upper cross rod (7) and a lower cross rod (8), wherein side rods (6) integrated with the upper cross rod (7) and the lower cross rod (8) are arranged on the side edges of the upper cross rod (7) and the lower cross rod (8); the redirection buffer cylinder (3) comprises a sand cylinder sleeve (10) sleeved with the rotating shaft (4), and a shaft sleeve (11) which is connected with the rotating shaft (4) in a nested manner is arranged between the sand cylinder sleeve (10) and the rotating shaft (4).

2. An insulation protection structure for road according to claim 1, wherein: the bearing (13) that cup joints with axle sleeve (11) looks inlay card formula is equipped with between lower extreme and pivot (4) on axle sleeve (11), axle sleeve (11) and pivot (4) between be equipped with a plurality of buffer unit (12).

3. An insulation protection structure for road according to claim 2, wherein: the buffer assembly (12) comprises a spring (15) which is in inserted-embedded type sleeve joint with the rotating shaft (4), and a steel ball (16) which is clamped and embedded with the spring (15) for limiting is arranged between the spring (15) and the shaft sleeve (11).

4. An insulation protection structure for road according to claim 1, wherein: the upper end and the lower end of the sand cylinder sleeve (10) are respectively provided with a limiting snap ring (14) which is in embedded limiting sleeve connection with the rotating shaft (4).

5. An insulation protection structure for road according to claim 1, wherein: the guardrail comprises a guardrail frame (1), and is characterized in that a supporting isolation baffle (2) is arranged at the rear end of the guardrail frame (1), and a plurality of supporting rods (5) are arranged between the supporting isolation baffle (2) and an upper cross rod (7) and between the supporting isolation baffle (2) and a lower cross rod (8).

6. An insulation protection structure for road according to claim 1, wherein: and the side rod (6) is provided with a fixed taper rod (9) which is sleeved with the side rod (6).