CN216999476U - Double-hanging type corrugated beam guardrail - Google Patents

Abstract

The application discloses two hanging wave form roof beam guardrails relates to traffic protection facility technical field, and it includes the stand and installs the wave form roof beam board on the stand, and one side that wave form roof beam board kept away from ground is provided with the crossbeam, and one side that the crossbeam was kept away from to wave form roof beam board is provided with the friction roof beam, and wave form roof beam board, crossbeam and friction roof beam use the stand to set up as axis symmetry. The application has the characteristics of good structural integrity, high safety protection level, convenience in installation, easiness in maintenance and small occupied space.

Description

Double-hanging type corrugated beam guardrail

Technical Field

The application relates to the technical field of traffic protection facilities, in particular to a double-hanging type corrugated beam guardrail.

Background

The traffic guardrail is a conventional traffic protection facility and is widely applied to road protection. Generally, when the width of the central division strip of the expressway and the first-level highway is less than or equal to 12m or when an obstacle exists in the central division strip, a central division strip guardrail is arranged. When the width of the central dividing strip is less than 2.5m, it is preferable to adopt the form of an integral guard rail.

A corrugated beam guardrail is a common central road division strip guardrail. Generally, a double-hanging type corrugated beam guardrail is composed of a vertical column and corrugated beam plates oppositely arranged on two sides of the vertical column, and the vertical column is fixedly clamped between the two corrugated beam plates. The corrugated beam plate is in a structure which is firstly contacted with an out-of-control vehicle, and has good crashworthiness and an energy absorption function. The collision impact force is transmitted and dispersed to the plurality of stand columns through the corrugated beam plates and then transmitted to the foundation soil through the stand columns.

In view of the above-mentioned related art, the inventor believes that the corrugated beam guardrail has a problem of insufficient protection capability in the vertical direction: when an out-of-control vehicle collides with the corrugated beam guardrail, small vehicles may dig into the lower side of the corrugated beam plate of the guardrail, and large vehicles may go over the corrugated beam plate or incline and overturn, causing personal and property loss.

SUMMERY OF THE UTILITY MODEL

In order to improve the safety protection ability of wave form roof beam guardrail, this application provides a two hanging wave form roof beam guardrails.

The application provides a pair of hanging wave form roof beam guardrail adopts following technical scheme:

the utility model provides a double-hanging wave form roof beam guardrail, includes the stand and installs the wave form beam slab on the stand, one side that the wave form beam slab kept away from ground is provided with the crossbeam, one side that the crossbeam was kept away from to the wave form beam slab is provided with the friction roof beam, crossbeam and friction roof beam are all installed on the stand.

By adopting the technical scheme, the corrugated beam plate and the upright column jointly form the main body structure of the traffic guardrail, and can be similar to a continuous beam which is hinged at multiple points on an elastic foundation when the stress analysis is carried out; set up in the crossbeam of wave form roof beam board upside to and set up in the friction roof beam of the downside of wave form roof beam board, both have increased the restraint that the main structure body of wave form roof beam guardrail received, have realized the reinforcement to wave form roof beam guardrail.

The cross beam arranged on the upper portion of the guardrail increases the effective protection height of the corrugated beam guardrail, and the capability of a large vehicle body crossing or crossing the guardrail after the large vehicle impacts the guardrail can be reduced, so that the probability of the vehicle body turning over and rushing into opposite lanes is reduced, and the safety protection capability of the corrugated beam guardrail is improved.

The friction beam arranged at the lower part of the guardrail reduces the gap distance between the corrugated beam plate and the ground on one hand, and can reduce the risk that a small vehicle drills into the unprotected area below the corrugated beam; on the other hand, the friction beam can enlarge the contact surface when the vehicle body collides with the guardrail, and can more reliably help the accident vehicle to be separated from the dangerous state.

Optionally, the corrugated beam plate, the cross beam and the friction beam are arranged on two sides of the upright column relatively.

Through adopting above-mentioned technical scheme, wave form roof beam guardrail can play the guard action to the guardrail both sides simultaneously, reduces the guardrail installation and to the site space requirement of road central zone, can reduce the effective driving space of encroaching on and increasing the road of guardrail structure to road driving interface.

Optionally, the surface of one side of the cross beam, which is far away from the upright post, is provided with a coating of a reflective material.

Through adopting above-mentioned technical scheme, the superstructure of guardrail can reflect outside light, warns the vehicle of going on the pavement of guardrail both sides, improves the safety protection ability of wave form roof beam guardrail.

Optionally, the cross beam is of a square tube structure; and a first connecting pipe fitting is arranged at the joint of the end parts of the two adjacent sections of the cross beams.

By adopting the technical scheme, on one hand, the hollow cross beam can reduce the cross beam load borne by the guardrail structure, and the guardrail is convenient to install and construct; on the other hand, the cross beam is used as a force bearing structure, and the tubular structure can play the role of an energy absorption structure at the same time, so that the accident vehicle can be buffered and guided.

Optionally, the cross-sectional dimension of the first connecting pipe fitting is smaller than the cross-sectional dimension of the cross beam; the first connecting pipe fitting is inserted into the adjacent cross beam; the cross beams are connected to each other by first connecting pipes.

Through adopting above-mentioned technical scheme, can regard as the middleware through setting up first connecting tube to can adopt standard tubular product as the crossbeam main part, reduce the processing degree of difficulty of crossbeam, be convenient for purchase in earlier stage and later maintenance, and ensure the structural strength of adjacent crossbeam junction.

Optionally, a diaphragm plate is installed on the upright column, the diaphragm plate is located between the two oppositely-arranged corrugated beam plates, and the corrugated beam plates are fixedly connected with the upright column through the diaphragm plate.

Through adopting above-mentioned technical scheme, set up the wave form beam slab and the adjacent two cross slabs between stand of stand both sides in relative and constituted a rectangular frame structure jointly, the structural stability of reinforcing guardrail.

Optionally, a corrugated edge adapted to the shape of the cross section of the corrugated beam slab is formed on one side of the diaphragm plate close to the corrugated beam slab, and the diaphragm plate is attached to the corrugated beam slab through the corrugated edge; the wave form edge is equipped with the edge of bending, the edge of bending is seted up and is used for the bolt hole of being connected with the wave form roof beam board.

Through adopting above-mentioned technical scheme, the diaphragm passes through the inside wall laminating butt of wave form edge and wave form beam slab, has improved the stability that diaphragm and wave form beam slab are connected, and when wave form beam slab received the impact, the diaphragm can provide balanced reverse support power to wave form beam slab, improves wave form beam slab's shock resistance and barrier propterty.

Optionally, a bracket is arranged at one end of the upright column, which is far away from the ground; the cross beam is arranged on the bracket and is fixedly connected with the upright post.

By adopting the technical scheme, the bracket can be connected with the upright post by adopting the bolt when the guardrail is installed, and the cross beam is placed on the bracket; compared with the beam and the upright post which are directly connected, the stress form of the beam can be changed by adopting the guardrail form provided with the bracket, the tension force applied when the beam is directly connected through the side wall is changed into the supporting pressure of the bracket to the beam, and the processing and mounting difficulty of the beam is reduced.

Optionally, the friction beam is a square tube, and a notch is formed in the side wall, close to the stand column, of the friction beam along the length direction of the friction beam; and a second connecting pipe fitting is arranged between two adjacent sections of the friction beams, and the friction beams are connected with each other through the second connecting pipe fitting.

Through adopting above-mentioned technical scheme, the friction roof beam main part can adopt standard channel-section steel, and the member materials are few, light in weight, have good deformability simultaneously, have compromise economic nature and security.

Optionally, a bracket is arranged on one side of the friction beam close to the upright column, and the bracket includes a side plate and a rib plate. The side plate is attached to one side, close to the stand column, of the friction beam, the rib plate is arranged on the side plate, and the side plate is abutted to the stand column through the rib plate. The support is respectively connected with the friction beam and the upright post.

Through adopting above-mentioned technical scheme, support butt is close to the lateral wall of stand in the friction roof beam, has increased the restraint that receives on the horizontal direction when the friction roof beam receives the automobile body striking, has improved the integrated configuration's of friction roof beam and stand stability, is favorable to improving the protective capacities when wave form roof beam guardrail receives the horizontal impact.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the restraint on the structural main body of the corrugated beam guardrail is increased by the cross beam and the friction beam, the structural strength of the corrugated beam guardrail is enhanced, the contact surface of a vehicle body and the guardrail when the vehicle body collides is enlarged, and the accident vehicle can be more reliably helped to be separated from a dangerous state;

2. the double-hanging type design is adopted, the corrugated beam plates, the cross beams and the friction beams are symmetrically arranged on two sides of the upright column by taking the upright column as an axis, so that the protection effect can be simultaneously exerted on two sides of the corrugated beam guardrail, the requirement of the guardrail installation on the site space of a road central separation zone is reduced, the encroachment of a guardrail structure on a road driving interface is reduced, and the effective driving space of a road surface is increased;

3. through setting up the connecting pipe fitting as the middleware to can adopt standard tubular product as the main part material of crossbeam or friction roof beam, reduce the processing degree of difficulty of crossbeam and friction roof beam, be convenient for purchase earlier stage and later maintenance, and ensure the structural strength of crossbeam and friction roof beam.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present application.

Fig. 2 is a schematic view intended to show the structure in the height direction of the guard rail.

Fig. 3 is a schematic view intended to show the structure in the direction of the guardrail.

Fig. 4 is a schematic view intended to show the three-dimensional structure of the diaphragm.

Fig. 5 is a schematic view intended to show the mounting position of the bracket.

Description of the reference numerals: 1. a column; 2. a corrugated beam plate; 3. a diaphragm plate; 31. a waveform edge; 32. bending edges; 4. a cross beam; 5. a bracket; 6. a first connecting pipe fitting; 7. a friction beam; 8. a support; 81. a side plate; 82. a rib plate; 9. a second connecting tube.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses two hanging wave form roof beam guardrails.

Referring to fig. 1 and 2, a double-hanging type corrugated beam guardrail comprises an upright post 1 and corrugated beam plates 2 symmetrically installed on two sides of the upright post 1, wherein the corrugated beam plates 2 and the upright post 1 jointly form a main structure of the traffic guardrail, and can be similar to a continuous beam which is hinged at multiple points on an elastic foundation during stress analysis. The side of the wave-shaped beam plate 2 far away from the ground is provided with a cross beam 4, and the side of the wave-shaped beam plate 2 near the ground is provided with a friction beam 7. Crossbeam 4 and friction roof beam 7 all install on stand 1, can increase the restraint that the structure subject of wave form roof beam guardrail received, play the reinforcing action to wave form roof beam guardrail.

Crossbeam 4 and friction roof beam 7 all use stand 1 as the symmetric center, and the symmetry is installed in the both sides of stand 1, can play the guard action to wave form roof beam guardrail both sides simultaneously to reduce the guardrail installation and to the place space requirement of road central separation area, reduce the effective driving space of taking up and increase pavement of guardrail structure to the encroachment of road driving interface.

Referring to fig. 1 and 3, bolted connection has bracket 5 on the lateral wall of stand 1 near the one end of crossbeam 4, and bracket 5 includes mutually perpendicular's diaphragm and riser, and the riser laminating welds on stand 1 is close to the lateral wall of crossbeam 4, and diaphragm integrated into one piece keeps away from one side on ground in the riser. The cross beam 4 is arranged on the bracket 5 and is fixedly connected with the upright 1 through bolts. Compare in with crossbeam 4 and stand 1 lug connection, adopt the guardrail form that is equipped with bracket 5 can change crossbeam 4's atress form, with the pulling force that receives when crossbeam 4 passes through lateral wall lug connection with stand 1, change into bracket 5 to crossbeam 4's supporting pressure, reduce crossbeam 4's processing and installation degree of difficulty.

Referring to fig. 3, the cross member 4 is made of a square pipe to reduce the weight of the guard rail and to function as an energy absorbing structure. And a first connecting pipe fitting 6 is arranged at the joint of the two adjacent sections of the cross beams 4. The first connecting pipe 6 is also made of a square pipe, and the sectional size of the first connecting pipe 6 is smaller than that of the cross beam 4. When two adjacent sections of the cross beams 4 are connected, two ends of the first connecting pipe fitting 6 are respectively inserted into the corresponding cross beams 4, and the cross beams 4 are fixedly connected with the first connecting pipe fitting 6 through bolts. The side wall of the beam 4 far away from the upright post 1 is provided with a reflective material coating, and the reflective material coating can adopt an acrylic pressure-sensitive adhesive reflective film and also can adopt fluorescent paint with high reflectivity.

Referring to fig. 1 and 3, a diaphragm 3 is mounted on a column 1, and the diaphragm 3 is located between two opposite corrugated beam plates 2. A set of relative wave form beam slab 2 has constituted a rectangular frame structure with a set of cross slab 3 between two adjacent stands 1 jointly, is favorable to strengthening the wholeness when guardrail structure takes place to warp, improves guardrail safety protection ability.

Referring to fig. 3 and 4, a corrugated edge 31 adapted to the sectional shape of the corrugated beam panel 2 is formed on one side of the diaphragm 3 adjacent to the corrugated beam panel 2, and the diaphragms 3 are bonded to each other via the corrugated beam panel 2. Two bending edges 32 are integrally formed at the corrugated edge 31, and the bending edges 32 are attached to the convex curved surface of the corrugated beam plate 2 towards the direction of the upright post 1. The bending edge 32 is provided with a bolt hole for connecting the corrugated beam plate 2. When the wave-shaped beam plate 2 is impacted, the diaphragm plate 3 can improve balanced reverse supporting force for the wave-shaped beam plate 2, and the impact resistance and the protection performance of the guardrail are improved.

Referring to fig. 1, the friction beam 7 is a square tube having a notch formed along a length direction, and when the friction beam 7 is mounted on the column 1, one side of the notch faces the column 1. The pipe fitting is used as the friction beam 7, the component material is less, the weight is light, and meanwhile, the pipe fitting has good deformability, and the economy and the safety are both considered.

Referring to fig. 1 and 2, a second connecting pipe 9 is arranged between two adjacent sections of the friction beam 7, and the cross-sectional dimension of the second connecting pipe 9 is smaller than that of the friction beam 7. When two adjacent sections of friction beams 7 are connected, two ends of a second connecting pipe fitting 9 are respectively inserted into the corresponding friction beams 7 and fixedly connected with the friction beams 7 by bolts.

Referring to fig. 5, a bracket 8 is arranged on the side wall of the friction beam 7 where the notch is formed. The support 8 comprises a side plate 81 and a rib plate 82, the side plate 81 is attached to one side, close to the upright post 1, of the friction beam 7, the rib plate 82 is abutted to the upright post 1, and the side plate 81 and the rib plate 82 are perpendicular to each other and are in a T shape and are connected in a welding mode.

The implementation principle of two hanging wave form roof beam guardrails of this application embodiment does: the cross beam 4 arranged on the upper part of the guardrail increases the effective protection height of the corrugated beam guardrail, and can reduce the capacity of the large vehicle body crossing or crossing the guardrail after the large vehicle impacts the guardrail, thereby reducing the probability of the vehicle body turning over and rushing into opposite lanes and improving the safety protection capacity of the corrugated beam guardrail. The friction beam 7 arranged at the lower part of the guardrail reduces the gap distance between the corrugated beam plate 2 and the ground on one hand, and can reduce the risk that a small vehicle drills into the unprotected area below the corrugated beam; on the other hand, the friction beam 7 can enlarge the contact surface when the vehicle body collides with the guard rail, and can more reliably help the accident vehicle to get out of the dangerous state.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a two hanging wave form roof beam guardrails, includes stand (1) and installs wave form beam slab (2) on stand (1), its characterized in that: one side of the corrugated beam plate (2) far away from the ground is provided with a cross beam (4), one side of the corrugated beam plate (2) far away from the cross beam (4) is provided with a friction beam (7), and the cross beam (4) and the friction beam (7) are both installed on the stand column (1).

2. A double-hanging corrugated beam guardrail as claimed in claim 1, wherein: the corrugated beam plate (2), the cross beam (4) and the friction beam (7) are arranged on two sides of the upright post (1) oppositely.

3. A double-hanging corrugated beam guardrail as claimed in claim 1, wherein: the surface of one side of the beam (4) far away from the upright post (1) is coated with a reflective material.

4. A double-hanging corrugated beam guardrail as claimed in claim 3, wherein: the cross beam (4) is of a square tube structure; and a first connecting pipe fitting (6) is arranged at the joint of the end parts of the two adjacent sections of the cross beams (4).

5. A double-hanging corrugated beam guardrail as claimed in claim 4, wherein: the section size of the first connecting pipe fitting (6) is smaller than that of the cross beam (4); the first connecting pipe fittings (6) are inserted into the adjacent cross beams (4); the cross beams (4) are connected to each other by first connecting pipes (6).

6. A double-hanging corrugated beam guardrail as claimed in claim 1, wherein: install horizontal partition plate (3) on stand (1), horizontal partition plate (3) are located between two wave form beam slab (2) of relative setting, wave form beam slab (2) are connected fixedly through horizontal partition plate (3) and stand (1).

7. A double-hanging corrugated beam guardrail as claimed in claim 6, wherein: a waveform edge (31) matched with the shape of the section of the waveform beam plate (2) is formed on one side, close to the waveform beam plate (2), of the diaphragm plate (3), and the diaphragm plate (3) is attached to the waveform beam plate (2) through the waveform edge (31); the corrugated plate is characterized in that a bending edge (32) is arranged at the corrugated edge (31), and bolt holes used for being connected with the corrugated beam plate (2) are formed in the bending edge (32).

8. A double-hanging type corrugated beam guardrail as claimed in claim 1, wherein: a bracket (5) is arranged at one end of the upright post (1) far away from the ground; the cross beam (4) is arranged on the bracket (5) and is fixedly connected with the upright post (1).

9. A double-hanging corrugated beam guardrail as claimed in claim 1, wherein: the friction beam (7) is a square tube, and a notch is formed in the side wall, close to the upright post (1), of the friction beam (7) along the length direction of the side wall; and a second connecting pipe fitting (9) is arranged between two adjacent sections of the friction beams (7), and the friction beams (7) are connected with each other through the second connecting pipe fitting (9).

10. A double-hanging corrugated beam guardrail as claimed in claim 9, wherein: a bracket (8) is arranged on one side of the friction beam (7) close to the upright post (1), and the bracket (8) comprises a side plate (81) and a rib plate (82); the side plate (81) is attached to one side, close to the upright post (1), of the friction beam (7), the rib plate (82) is arranged on the side plate (81), the side plate (81) is abutted to the upright post (1) through the rib plate (82), and the support (8) is connected with the friction beam (7) and the upright post (1) respectively.

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