CN213203927U

CN213203927U - Waveform guardrail

Info

Publication number: CN213203927U
Application number: CN202021901633.7U
Authority: CN
Inventors: 谢旺祥; 李振华; 朱欢; 周志俊
Original assignee: Guizhou Transportation Planning Survey and Design Academe Co Ltd
Current assignee: Guizhou Transportation Planning Survey and Design Academe Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-14
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a waveform guardrail, which comprises a column shell, wherein the lower end of the column shell is fixedly provided with a bottom plate, the right end of the column shell is equidistantly provided with three first insertion rod grooves, three first insertion rod grooves can slide along the horizontal direction inside and are provided with first buffer supporting rods, three first buffer supporting rods penetrate through the column shell and extend to the right side of the column shell, and are fixedly provided with a waveform guardrail plate, a buffer mounting plate is arranged between the waveform guardrail plate and the column shell, and three first buffer supporting rods are movably penetrated on the buffer mounting plate, the outer ends of the three first buffer supporting rods are movably sleeved with first buffer springs, when the waveform beam is collided, the effect of multistage buffer devices can effectively provide enough buffer force, the phenomenon that the column shell is toppled when being subjected to larger external force is reduced, and the anti-toppling effect of the waveform guardrail beam is improved, the maintenance cost is reduced.

Description

Waveform guardrail

Technical Field

The utility model relates to a roof beam guardrail technical field specifically is a wave form guardrail.

Background

In recent years, with the smooth and violent development of road construction and automobile industry in China, the original design of the road guardrail gradually becomes backward and unreasonable. Especially, when an automobile collides with the traditional road corrugated guardrail beam, the corrugated beam guardrail can not provide enough buffer force and anti-collision performance, so that the damage degree of the automobile is increased, the casualty probability of vehicle passengers is increased, even the automobile beam rushes out of the guardrail, secondary damage is caused, and the traffic safety is seriously damaged. For the guardrail itself, the slight collision of the vehicle can cause the damage and deformation of the corrugated beam guardrail or the toppling of the upright column, so that the repairing frequency of the expressway to the guardrail is increased, the maintenance cost at the later stage of the guardrail is obviously increased, and the operating cost of the expressway is indirectly increased. Based on the technical scheme, a novel corrugated beam guardrail for the highway is provided, and the existing technical problem is hopefully solved.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a structural design is novel, has anti toppling effectual, and buffering effect is good, the wave form guardrail that the maintenance cost is low.

The technical scheme of the utility model is that: a waveform guardrail comprises a stand column shell, wherein a bottom plate is arranged at the lower end of the stand column shell, and a plurality of first inserting rod grooves are formed in one side of the stand column shell at equal intervals; a first buffer supporting rod is inserted into the first inserting rod groove and extends to the outside of the upright post shell; one end of the first buffer supporting rod exposed outside the upright post shell penetrates through the buffer mounting plate and then is connected with the wave-shaped guardrail plate; one end of the first buffer supporting rod is sleeved with a first buffer spring, the two ends of the first buffer spring are respectively connected with the upright post shell and the buffer mounting plate, the two ends of the buffer mounting plate are respectively provided with a third buffer supporting rod, the third buffer supporting rod is inserted into the upright post shell,

specifically, a second hollow supporting rod is arranged on the upright shell; wave form guardrail board one side is equipped with second buffering branch, and this second buffering branch one end is run through the buffering mounting panel and is connected with second cavity branch, the cover is equipped with second buffer spring on the second buffering branch, just second buffer spring locates between buffering mounting panel and the wave form guardrail board.

More specifically, the first buffer strut and the second buffer strut are arranged at the wave crest or the wave trough of the wave-shaped guardrail plate; the first buffer supporting rod is positioned between the two second buffer supporting rods.

Specifically, one side of the upright column shell is connected with one end of a support rod, and the other end of the support rod is connected with the bottom plate.

More specifically, a second mounting plate is arranged at the joint of the support rod and the upright column shell; a first mounting plate is arranged at the joint of the support rod and the bottom plate; the second mounting plate is detachably connected with the upright post shell through a bolt; the first mounting plate is detachably connected with the bottom plate through a bolt.

Specifically, a second inserting rod groove is formed in the upright column shell; and the third buffer supporting rod is inserted into the second inserting rod groove and is connected with the upright shell.

Specifically, the wave-shaped guardrail plate is provided with a rubber cushion pad on one side far away from the upright column shell.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the first buffer spring, the first buffer supporting rod, the waveform guardrail plate, the second buffer spring, the second buffer supporting rod, the second hollow supporting rod, the buffer mounting plate, the third buffer supporting rod, the third buffer spring and the buffer rubber pad, when the waveform beam is collided, enough buffer force can be effectively provided under the action of a multi-stage buffer device, the phenomenon that the shell of the upright post is toppled under the action of large external force is reduced, the anti-toppling effect of the waveform guardrail beam is improved, and the maintenance cost is reduced; the buffering effect of the utility model to the external force is improved, and the maintainability is good; the utility model discloses it is effectual that anti empting, and buffering effect is good, and the maintenance cost is low, and the practicality is high.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

in the figure: 1-upright column shell, 2-supporting rod, 3-bottom plate, 4-first buffer spring, 5-first buffer supporting rod, 6-wave guardrail plate, 7-second buffer spring, 8-second buffer supporting rod, 9-second hollow supporting rod, 10-buffer mounting plate, 11-first mounting plate, 12-second mounting plate, 13-third buffer supporting rod, 14-third buffer spring, 15-first inserting rod groove, 16-second inserting rod groove and 17-buffer rubber pad.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in figure 1-2, a waveform guardrail comprises a column housing 1, a bottom plate 3 is fixedly arranged at the lower end of the column housing 1, three first inserting bar grooves 15 are arranged at the right end of the column housing 1 at equal intervals, first buffering support bars 5 are slidably arranged in the three first inserting bar grooves 15 along the horizontal direction, the right ends of the three first buffering support bars 5 penetrate through the column housing 1 and extend to the right side of the column housing 1, a waveform guardrail plate 6 is fixedly arranged, buffering mounting plates 10 are arranged between the three waveform guardrail plates 6 and the column housing 1, the three first buffering support bars 5 movably penetrate through the buffering mounting plates 10, first buffering springs 4 are movably sleeved at the outer ends of the three first buffering support bars 5, the left ends and the right ends of the first buffering springs 4 are respectively fixedly connected with the column housing 1 and the buffering mounting plates 10, two third buffering support bars 13 are fixedly arranged at the left ends of the buffering mounting plates 10 and symmetrically arranged at the upper side and the lower side of the three first buffering support bars, the equal slidable mounting in stand shell 1 of 13 left ends of two third buffering branches has two second buffering branches 8, the symmetrical fixed mounting in 6 left ends of wave form guardrail board has two second buffering branches 8, two second buffering branches 8 left ends all run through in buffering mounting panel 10 to slidable mounting is inside second cavity branch 9, 9 left ends of second cavity branch and stand shell 1 fixed connection, 8 outer end movable sleeve of second buffering branch is equipped with second buffer spring 7, and second buffer spring 7 fixed mounting is between buffering mounting panel 10 and wave form guardrail board 6.

The detachable fixed mounting of 1 left end of stand shell has bracing piece 2, and the bracing piece 2 other end and the detachable fixed connection of bottom plate 3 through above-mentioned design, can improve right the utility model discloses anti collision ability.

2 upper ends of the support rods are fixedly provided with a

second mounting plate

12, 2 lower ends of the support rods are fixedly provided with a first mounting plate 11, the second mounting plate 12 is detachably fixedly connected with the stand shell 1 through a mounting bolt, and the lower ends of the first mounting plate 11 are detachably fixedly connected with the bottom plate 3 through a mounting bolt.

Two second inserted bar grooves 16 have been seted up to 1 right-hand member symmetry of stand shell, and two third buffering branch 13 left ends all along the horizontal direction respectively slidable mounting in two second inserted bar grooves 16 insides, and wave form guardrail board 6 right-hand member is fixed to be provided with rubber cushion pad 17, through the aforesaid design, can improve the utility model discloses collision buffering effect.

When wave form guardrail board 6 received external force collision, can drive first buffering bracing piece 2 and slide in first inserted bar groove 15, second buffering branch 8 slides in second cavity branch 9, third buffering branch 13 slides in second inserted bar groove 16, the elastic force through first buffer spring 4 can cushion the shock attenuation to first buffering branch 5, the elastic force through second buffer spring 7 can cushion the shock attenuation to second buffering branch 8, the elastic force through third buffer spring 14 can cushion the shock attenuation to third buffering branch 13, and then improve wave form guardrail board 6 and carry out the shock attenuation to external force, and then improve the utility model discloses the buffer protection effect, through being provided with bracing piece 2, can prevent that stand shell 1 from taking place to empty under receiving great exogenic action, and then improved the utility model discloses anti effect of empting. By arranging the first buffer spring 4, the first buffer support rod 5, the wave-shaped guardrail plate 6, the second buffer spring 7, the second buffer support rod 8, the second hollow support rod 9, the buffer mounting plate 10, the third buffer support rod 13, the third buffer spring 14 and the buffer rubber pad 17, the buffer effect of the utility model on external force can be improved, and the maintenance effect is further improved; through being provided with bracing piece 2, can prevent that stand shell 1 from taking place to empty under receiving great exogenic action, and then improved the utility model discloses anti effect of empting.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best understand and utilize the invention.

Claims

1. The utility model provides a waveform guardrail, includes stand shell (1), and bottom plate (3), its characterized in that are installed to this stand shell (1) lower extreme: a plurality of first inserting rod grooves (15) are formed in one side of the upright column shell (1) at equal intervals; a first buffer strut (5) is inserted into the first insertion rod groove (15) and the first buffer strut (5) extends to the outside of the upright shell (1); one end of the first buffer support rod (5) exposed outside the upright column shell (1) penetrates through the buffer mounting plate (10) and then is connected with the wave-shaped guardrail plate (6); first buffering branch (5) pot head is equipped with first buffer spring (4), and this first buffer spring (4) both ends are connected with stand shell (1) and buffering mounting panel (10) respectively, buffering mounting panel (10) both ends are equipped with third buffering branch (13) respectively, and this third buffering branch (13) insert inside stand shell (1).

2. The waveform fence of claim 1, wherein: a second hollow supporting rod (9) is arranged on the upright column shell (1); wave form guardrail board (6) one side is equipped with second buffering branch (8), and this second buffering branch (8) one end is run through buffering mounting panel (10) and is connected with second cavity branch (9), the cover is equipped with second buffer spring (7) on second buffering branch (8), just buffer mounting panel (10) and wave form guardrail board (6) are located to second buffer spring (7).

3. The waveform fence of claim 2, wherein: the first buffer supporting rod (5) and the second buffer supporting rod (8) are arranged at the wave crest or the wave trough of the wave-shaped guardrail plate (6); the first buffer strut (5) is located between two second buffer struts (8).

4. The waveform fence of claim 1, wherein: one side of the upright column shell (1) is connected with one end of a supporting rod (2), and the other end of the supporting rod (2) is connected with the bottom plate (3).

5. The waveform fence of claim 4, wherein: a second mounting plate (12) is arranged at the joint of the support rod (2) and the upright column shell (1); a first mounting plate (11) is arranged at the joint of the support rod (2) and the bottom plate (3); the second mounting plate (12) is detachably connected with the upright column shell (1) through bolts; the first mounting plate (11) is detachably connected with the bottom plate (3) through bolts.

6. The waveform fence of claim 1, wherein: a second inserting rod groove (16) is formed in the upright column shell (1); and the third buffer supporting rod (13) is inserted into the second inserting rod groove (16) and is connected with the upright column shell (1).

7. The waveform fence of claim 1, wherein: and a buffer rubber pad (17) is arranged on one side of the wave-shaped guardrail plate (6) far away from the upright column shell (1).