CN211340589U

CN211340589U - Plug-in movable guardrail for central isolation belt

Info

Publication number: CN211340589U
Application number: CN201921846882.8U
Authority: CN
Inventors: 龙翔; 李晓东; 徐伟龙; 杨梅; 李俊; 谢喆; 许志东; 黄强; 李义
Original assignee: Guangzhou Beierhuan Traffic Technology Co ltd
Current assignee: Guangzhou Beierhuan Traffic Technology Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-25
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a bayonet movable guardrail for median, including two anchor unit sections and a plurality of activity unit section, two anchor unit sections set up the opening both ends at the median of road guardrail respectively, a plurality of activity unit section links to each other in proper order and sets up between two anchor unit sections, the side of anchor unit section and activity unit section is wave form curved surface structure, anchor unit section and activity unit section are all fixed subaerial at opening place through at least one first connecting device detachably, link to each other through second connecting device detachably between anchor unit section and the activity unit section or between two adjacent activity unit sections. The side surfaces of the anchoring unit section and the movable unit section of the utility model are of the wave-shaped curved surface structure, which has the functions of absorbing energy and buffering and good anti-collision performance; the anchoring unit section and the movable unit section are detachably mounted and fixed through the first connecting device and the second connecting device, are convenient to assemble, and have the advantages of being anti-collision and simple to mount.

Description

Plug-in movable guardrail for central isolation belt

Technical Field

The utility model relates to a highway guardrail technical field especially relates to a bayonet movable guardrail for central authorities' median.

Background

In highway construction, an opening is usually arranged on each certain distance of a guardrail of a central isolation belt of a highway, and under a normal condition, the openings are closed by certain facilities and are unsealed when special conditions are met. At present, most of isolation facilities at the upper opening of the guardrail of the central isolation belt of the highway are heavy, and are not convenient to install, unseal and dismantle although the isolation facilities are anti-collision.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bayonet movable guardrail for central authorities 'median has solved and has been difficult to compromise anticollision and installation easy operation's problem among the prior art.

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

the utility model provides an inserted movable guardrail for median, includes two anchor unit sections and a plurality of activity unit section, two anchor unit sections set up the opening both ends at the median guardrail of road respectively, a plurality of activity unit section links to each other in proper order and sets up between two anchor unit sections, anchor unit section with the side of activity unit section is wave form curved surface structure, two anchor unit sections with a plurality of activity unit section all fixes through at least one first connecting device detachably the subaerial at opening place, anchor unit section with perhaps adjacent two between the activity unit section link to each other through second connecting device detachably between the activity unit section.

Further, the first connecting device comprises a stand column, a hollow positioning sleeve and a steel sleeve, wherein the hollow positioning sleeve and the steel sleeve are used for the stand column to penetrate through, the positioning sleeve is vertically arranged on the anchoring unit section and the movable unit section, the steel sleeve is arranged on the ground where the opening is located, the upper portion of the stand column is movably connected in the positioning sleeve in an penetrating mode, and the lower portion of the stand column is movably connected in the steel sleeve in a penetrating mode. The plugging type mode is adopted, the steel sleeve with the upright column inserted on the ground is utilized to quickly fix the anchoring unit section and the movable unit section, and the operation is simple and convenient.

Furthermore, the anchoring unit section is provided with one positioning sleeve, the movable unit section is provided with three positioning sleeves at equal intervals, the periphery of the positioning sleeve positioned in the middle of the movable unit section and the periphery of the positioning sleeve positioned in the anchoring unit section are both provided with central reinforcing bodies, and the peripheries of the positioning sleeves positioned at two ends of the movable unit section are provided with central auxiliary reinforcing plates. The movable unit section is provided with three positioning sleeve mounting columns, and further provided with a central reinforcing body and a central auxiliary reinforcing plate, so that the strength of the movable unit section is improved, and the movable unit section has a better anti-collision function.

Furthermore, a plurality of supporting plates which are vertically distributed with the length direction of the movable unit section are welded in the movable unit section, so that the strength of the movable unit section is further improved.

Furthermore, the top of the locating sleeve is provided with a cap used for sealing the inside of the locating sleeve so as to prevent foreign matters or rain and snow from falling into the locating sleeve to block the locating sleeve and prevent the upright post from falling out of the locating sleeve.

Furthermore, the second connecting device comprises an inserting rod and two connecting plates, through holes for the inserting rod to be connected in an inserting mode are formed in the connecting plates, and the connecting plates are arranged at one end of the anchoring unit section and at two ends of the movable unit section. And the mode of the inserted bar and the connecting plate is adopted, so that the anchoring unit section and the movable unit section can be conveniently and quickly connected.

Furthermore, the two ends of the bottom of the movable unit section are respectively provided with a support, and the supports are provided with universal wheels. Through the universal wheel, the movable unit section can be moved quickly to realize efficient installation or disassembly.

Furthermore, the anchoring unit section and the movable unit section are both metal frame structures formed by welding a cover plate, two corrugated curved plates, two friction beams and two end baffles, the two corrugated curved plates are respectively positioned on the upper parts of two sides of the metal frame structures, and the two friction beams are respectively positioned on the lower parts of two sides of the metal frame structures. The welded metal frame structure is adopted, so that the structure is firm and is not easy to be damaged by collision; the corrugated curved plate is arranged, so that the energy absorption and buffering effects are achieved, and the anti-collision performance is good.

Furthermore, the bottom of the friction beam on the anchoring unit section is outwards bent to form a fixing plate, the fixing plate is provided with a plurality of mounting holes, and anchor bolts are connected between the mounting holes and the ground where the openings are located. The anchoring unit segments are fixed on the ground where the opening is located by using anchor bolts, so that the anti-collision performance is further improved.

Furthermore, the wave-shaped curved plate on the anchoring unit section is in transitional connection with the central isolation belt guardrail through a wave-shaped beam plate. Adopt the wave form beam slab to come transitional coupling, when taking place the vehicle and collide, can play the guide effect, reduce the vehicle damage degree.

Compared with the prior art, the utility model provides a bayonet movable guardrail for median, possess following beneficial effect:

the side surfaces of the anchoring unit section and the movable unit section of the utility model are of the wave-shaped curved surface structure, which has the functions of absorbing energy and buffering and good anti-collision performance; the anchoring unit section and the movable unit section are detachably fixed on the ground where the opening is located through the first connecting device, and the anchoring unit section and the movable unit section or two adjacent movable unit sections are detachably connected through the second connecting device, so that the assembly is convenient, and the anti-collision and installation operation are simple.

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 a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along the line A-A in FIG. 2;

FIG. 4 is an enlarged view of detail B in FIG. 2;

FIG. 5 is a schematic cross-sectional view taken along the line C-C in FIG. 3;

FIG. 6 is an enlarged view of a detail D in FIG. 3;

FIG. 7 is a schematic view of the installation of the movable unit section of the present invention;

fig. 8 is an installation schematic diagram of the anchoring unit segment of the present invention.

Reference numerals: 1. anchoring the unit segments; 2. a movable unit segment; 21. a central reinforcing body; 22. a central secondary reinforcing plate; 23. a support plate; 24. a support; 25. a universal wheel; 3. a central median barrier; 31. an opening; 32. a ground surface; 4. a first connecting means; 41. a column; 42. a positioning sleeve; 43. a steel sleeve; 44. capping; 5. a second connecting means; 51. inserting a rod; 52. a connecting plate; 521. a through hole; 6. a cover plate; 7. a wave-shaped curved plate; 8. a friction beam; 81. a fixing plate; 811. mounting holes; 812. an anchor bolt; 9. an end baffle; 10. a corrugated beam plate.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the detailed embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the 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.

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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and 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, should not be construed 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 limited otherwise.

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

In the present application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first feature or the second feature or indirectly contacting the first feature or the second feature through an intermediate. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 to 8, the present embodiment provides an insertion type movable fence for a central isolation strip, which includes two anchoring unit segments 1 with a length of two meters and a plurality of movable unit segments 2 with a length of six meters, the two anchoring unit segments 1 are respectively disposed at two ends of an opening 31 of a central isolation strip fence 3 of a road, and the plurality of movable unit segments 2 are sequentially connected and disposed between the two anchoring unit segments 1. The number of active unit sections 2 provided is determined by the length of the opening 31 of the central median barrier 3. The side surfaces of the anchoring unit section 1 and the movable unit section 2 are of a wave-shaped curved surface structure, such as two wave-shaped beam plates, three wave-shaped beam plates and the like. The two anchoring unit segments 1 and the plurality of movable unit segments 2 are detachably fixed on the ground 32 where the opening 31 is located through at least one first connecting device 4, and the anchoring unit segments 1 and the movable unit segments 2 or two adjacent movable unit segments 2 are detachably connected through second connecting devices 5. The side surfaces of the anchoring unit section 1 and the movable unit section 2 are arranged into the wave-shaped curved surface structure, so that the plug-in movable guardrail has the functions of absorbing energy and buffering, and has good anti-collision performance; anchor unit section 1 and activity unit section 2 are fixed on the ground 32 at opening 31 place through first connecting device 4 detachably, link to each other through second connecting device 5 detachably between anchor unit section 1 and the activity unit section 2 or between two adjacent activity unit sections 2, and the equipment is convenient, possesses anticollision and installation easy operation's advantage.

The first connecting device 4 includes a column 41, and a hollow positioning sleeve 42 and a steel sleeve 43 for the column 41 to penetrate through, the positioning sleeve 42 is vertically disposed on the anchoring unit section 1 and the movable unit section 2, the steel sleeve 43 is disposed on the ground 32 where the opening 31 is located, the upper portion of the column 41 is movably penetrated and connected in the positioning sleeve 42, and the lower portion of the column 41 is movably penetrated and connected in the steel sleeve 43. The plugging type mode is adopted, the steel sleeve 43 which is inserted on the ground 32 by the upright column 41 is utilized to quickly fix the anchoring unit section 1 and the movable unit section 2, and the operation is simple and convenient.

The second connecting device 5 comprises an inserting rod 51 and two fan-shaped connecting plates 52, through holes 521 for inserting and connecting the inserting rod 51 are arranged on the connecting plates 52, and the connecting plates 52 are arranged at one end of the anchoring unit section 1 and two ends of the movable unit section 2. The use of the bayonet 51 and the connector plate 52 facilitates the quick connection of the anchor unit segment 1 to the movable unit segment 2.

The anchoring unit section 1 and the movable unit section 2 are both of a metal frame structure formed by welding a cover plate 6, two three-wave-shaped curved plates 7, two friction beams 8 and two end baffles 9 into a whole, the two wave-shaped curved plates 7 are respectively positioned on the upper parts of two sides of the metal frame structure, and the two friction beams 8 are respectively positioned on the lower parts of two sides of the metal frame structure. The welded metal frame structure is adopted, so that the structure is firm and is not easy to be damaged by collision; the corrugated curved plate is arranged, so that the energy absorption and buffering effects are achieved, and the anti-collision performance is good.

The wave-shaped curved plate 7 on the anchoring unit section 1 is in transition connection with the central isolation belt guardrail 3 through a wave-shaped beam plate 10. The corrugated beam plate 10 is adopted for transition connection, and when a vehicle collides, the corrugated beam plate can play a role in guiding and reduce the damage degree of the vehicle. In this embodiment, the corrugated beam plate 10 is a three-corrugated beam plate, one end of which is connected to the corrugated curved plate 7 on the anchoring unit segment 1 by bolts, and the other end of which is fixed to the central median barrier 3 by anchor bolts.

Two ends of the bottom of the movable unit section 2 are respectively provided with a bracket 24, and the brackets 24 are provided with universal wheels 25. By means of the universal wheels 25 provided, the movable unit section 1 can be moved quickly for efficient mounting or dismounting.

Specifically, the anchor unit section 1 is provided with one positioning sleeve 42, the movable unit section 2 is provided with three positioning sleeves 42 at equal intervals, the outer periphery of the positioning sleeve 42 positioned in the middle of the movable unit section 2 and the outer periphery of the positioning sleeve 42 positioned in the anchor unit section 1 are both provided with the central reinforcing body 21, and the outer peripheries of the positioning sleeves 42 positioned at the two ends of the movable unit section 2 are provided with the central auxiliary reinforcing plates 22. The movable unit section 2 is provided with three positioning sleeves 42 for installing the upright post 41, and the movable unit section 2 can move freely after the upright post 41 is pulled out; meanwhile, the movable unit section 2 is further provided with a central reinforcing body 21 and a central auxiliary reinforcing plate 22, so that the strength of the movable unit section 2 is improved, and a better anti-collision function is achieved.

Further as a preferred embodiment, a plurality of support plates 23 which are distributed perpendicular to the length direction of the movable unit section 2 are welded inside the movable unit section 2, so as to further improve the strength of the movable unit section 2.

Further as a preferred embodiment, the top of the positioning sleeve 42 is provided with a cap 44 for sealing the inside of the positioning sleeve 42 to prevent foreign matters or rain and snow from falling into the positioning sleeve 42 and blocking, and also to prevent the column 41 from falling out of the positioning sleeve 42.

Further as a preferred embodiment, the bottom of the friction beam 8 on the anchoring unit segment 1 is bent outwards to form a fixing plate 81, the fixing plate 81 is provided with a plurality of mounting holes 811, an anchor bolt 812 is connected between the mounting holes 811 and the ground 32 where the opening 31 is located, and the anchor bolt 812 is an expansion bolt. The anchoring unit segment 1 is fixed on the ground 32 where the opening 31 is located by the anchor 812, and the anti-collision performance is further improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An insertion type movable guardrail for a central isolation belt comprises two anchoring unit sections (1) and a plurality of movable unit sections (2), the two anchoring unit sections (1) are respectively arranged at the two ends of an opening (31) of a central isolation belt guardrail (3) of a road, the plurality of movable unit sections (2) are sequentially connected and arranged between the two anchoring unit sections (1), it is characterized in that the side surfaces of the anchoring unit section (1) and the movable unit section (2) are of a wave-shaped curved surface structure, the two anchoring unit sections (1) and the plurality of movable unit sections (2) are detachably fixed on the ground (32) where the opening (31) is located through at least one first connecting device (4), the anchoring unit section (1) is detachably connected with the movable unit section (2) or two adjacent movable unit sections (2) through a second connecting device (5).

2. The plug-in movable fence for a central isolation strip according to claim 1, characterized in that the first connecting device (4) comprises a column (41), and a hollow positioning sleeve (42) and a steel sleeve (43) for the column (41) to be inserted, the positioning sleeve (42) is vertically arranged on the anchoring unit section (1) and the movable unit section (2), the steel sleeve (43) is arranged on the ground (32) where the opening (31) is located, the upper part of the column (41) is movably inserted and connected in the positioning sleeve (42), and the lower part of the column (41) is movably inserted and connected in the steel sleeve (43).

3. The plug-in movable fence for a central isolation belt according to claim 2, characterized in that the anchoring unit section (1) is provided with one locating sleeve (42), the movable unit section (2) is provided with three locating sleeves (42) at equal intervals, the periphery of the locating sleeve (42) in the middle of the movable unit section (2) and the periphery of the locating sleeve (42) in the anchoring unit section (1) are provided with central reinforcing bodies (21), and the peripheries of the locating sleeves (42) at both ends of the movable unit section (2) are provided with central auxiliary reinforcing plates (22).

4. A plug-in movable guardrail for a central isolation belt as claimed in claim 3, characterized in that a plurality of support plates (23) which are distributed perpendicular to the length direction of the movable unit section (2) are welded inside the movable unit section (2).

5. An insertable traveller for central barriers according to claim 2, characterised in that the top of the locating sleeve (42) is provided with a cap (44) for sealing the interior of the locating sleeve (42).

6. An inserted movable fence for a central isolation belt as claimed in claim 1, characterized in that said second connecting means (5) comprises an insertion rod (51) and two connecting plates (52), said connecting plates (52) are provided with through holes (521) for inserting and connecting the insertion rod (51), and one end of said anchoring unit section (1) and both ends of said movable unit section (2) are provided with said connecting plates (52).

7. The plug-in movable fence for a central isolation belt in claim 1 is characterized in that the bottom two ends of the movable unit section (2) are respectively provided with a bracket (24), and universal wheels (25) are installed on the brackets (24).

8. The plug-in movable guardrail for a central isolation belt according to any one of claims 1 to 7, characterized in that the anchoring unit section (1) and the movable unit section (2) are both metal frame structures formed by welding a cover plate (6), two wavy curved plates (7), two friction beams (8) and two end baffles (9), wherein the two wavy curved plates (7) are respectively positioned at the upper parts of two sides of the metal frame structures, and the two friction beams (8) are respectively positioned at the lower parts of two sides of the metal frame structures.

9. The plug-in movable guardrail for a central isolation belt of claim 8, wherein the bottom of the friction beam (8) on the anchoring unit section (1) is bent outwards to form a fixing plate (81), the fixing plate (81) is provided with a plurality of mounting holes (811), and an anchor bolt (812) is connected between the mounting holes (811) and the ground (32) where the opening (31) is located.

10. A plug-in mobilization guardrail for central insulation according to claim 9, characterized in that the undulated curved plate (7) on the anchoring unit section (1) is transitional connected with the central insulation guardrail (3) by means of undulated beam plates (10).