CN215714862U - Safety barrier for road - Google Patents

Abstract

The utility model discloses a safety guardrail for roads, the left and right ends of a guardrail cross rod are respectively lapped on two T-shaped blocks at the same height, the vertical part of the T-shaped block is embedded in a clamping groove, the guardrail cross rod is connected with the T-shaped block through a bolt pair, three buffer mechanisms are uniformly arranged between the upper guardrail cross rod and the lower guardrail cross rod, each buffer mechanism is provided with two vertical rods, two guide rods are fixedly connected between the two vertical rods on the same buffer mechanism in parallel, a sliding seat is slidably assembled on the guide rod, a first buffer spring is assembled on the guide rod arranged on the left side and the right side of the sliding seat, a sliding block is slidably assembled in the rectangular frame body, the outer end of the sliding block is fixedly connected with a buffer plate, the left side and the right side of the inner end surface of the sliding block are respectively fixedly connected with a telescopic rod, the inner end of the telescopic rod is fixedly connected with the sliding seat, and a buffer spring II is sleeved on the outer side of each telescopic rod, and a plurality of arched guard plates are uniformly and fixedly connected to the outer end faces of the buffer plates. The utility model has the advantages of good buffer performance and low maintenance cost.

Description

Safety barrier for road

Technical Field

The utility model relates to a safety guardrail for a road, which is applied to the technical field of road guardrails.

Background

The guardrail is mainly used for protecting and protecting personal safety and equipment facilities in occasions such as houses, roads, commercial districts, public places and the like, is visible everywhere in our lives, and is made of common steel materials, such as stainless steel, round steel pipes, square steel pipes or profiled steel plates. Safety barrier is used for road safety barrier and pedestrian's safety when being used for protecting the driving, and road safety barrier among the prior art is mostly rigid structure, through weld forming, does not possess the shock-absorbing capacity, when the vehicle hits the guardrail carelessly, often can cause great harm to the vehicle, and weld forming's guardrail can produce great deformation after receiving the striking simultaneously, during the maintenance, often need change whole part, and cost of maintenance is great. To above-mentioned defect, this application proposes a safety barrier for road specially.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model discloses a safety guardrail for roads, which has the advantages of good buffering performance and low maintenance cost.

The utility model discloses a safety barrier for roads, comprising: the guardrail comprises guardrail upright posts, T-shaped blocks, guardrail cross rods, clamping grooves, bolt pairs and buffer mechanisms, wherein the upper side and the lower side of the left end surface of each guardrail upright post are fixedly connected with one T-shaped block respectively, the position of the right end surface of each guardrail upright post, which corresponds to the T-shaped block on the left side, is also fixedly connected with the T-shaped block, the vertical part of each T-shaped block is arranged above the horizontal part, two guardrail cross rods are arranged between every two adjacent guardrail upright posts in parallel, the left side and the right side of the lower end surface of each guardrail cross rod are provided with the clamping grooves matched with the vertical part of the T-shaped block, the left end and the right end of each guardrail cross rod are respectively lapped on the two T-shaped blocks at the same height, the vertical part of each T-shaped block is embedded into the clamping groove, the guardrail cross rods are connected with the T-shaped blocks through the bolt pairs, three buffer mechanisms are uniformly arranged between the upper guardrail cross rods and the lower guardrail cross rods, each buffer mechanism is provided with two vertical rods, the upper end and the lower end of each vertical rod are respectively fixedly connected with one embedded block, the utility model discloses a buffer structure of a buffer structure, including the montant, the embedded piece of both sides is embedded into the guardrail horizontal pole of both sides about the montant respectively in, parallel rigid coupling has two guide arms between two montants on the same buffer gear slide assembly slide on the guide arm, and all be equipped with buffer spring one on arranging the guide arm of the slide left and right sides in, rectangle framework of rigid coupling on the outer terminal surface of slide, slider of the inside slide assembly of rectangle framework, buffer board of outer end rigid coupling of slider, the terminal surface left and right sides rigid coupling is a telescopic link respectively in the slider, the inner and slide rigid coupling of telescopic link, and the buffer spring two of every telescopic link outside equal suit, the telescopic link is in the state of stretching completely under the effect of buffer spring two, the even rigid coupling of outer terminal surface department of buffer board has a plurality of arch backplate.

And a through hole is formed in the vertical part of the T-shaped block, and a bolt on the bolt pair penetrates through the through hole in the T-shaped block.

And the end surfaces of the opposite sides of the upper guardrail cross rod and the lower guardrail cross rod are provided with embedded grooves matched with the embedded blocks at the positions corresponding to the embedded blocks.

The inner walls of the left side and the right side of the rectangular frame body are fixedly connected with a guide rail, grooves matched with the guide rail are formed in the left end face and the right end face of the sliding block, and the sliding block is in sliding fit with the guide rail through the grooves.

Two corners outside the buffer plate are both rounded to form two arc corners.

By adopting the technical scheme, the method has the following advantages:

1. the buffer performance is good;

2. the maintenance cost is low.

Drawings

FIG. 1 is a schematic front view of a safety barrier for roads according to the present invention;

FIG. 2 is a schematic cross-sectional view taken along line a-b of FIG. 1;

fig. 3 is an enlarged schematic view of the structure of fig. 1 at the circle.

Wherein: 1-guardrail column; 2-T type block; 3-a guardrail cross bar; 4-a card slot; 5-bolt pair; 61-vertical bar; 62-a guide rod; 63-a slide carriage; 64-a first buffer spring; 65-rectangular frame; 66-a slide block; 67-a buffer plate; 68-a telescopic rod; 69-arched guard plates; 201-a through hole; 611-embedded block; 651-guide rail; 671 arc chamfering; 681-buffer spring two.

Detailed Description

As shown in fig. 1 to 3, the present invention discloses a safety barrier for roads, comprising: the guardrail comprises guardrail upright posts 1, T-shaped blocks 2, guardrail cross rods 3, clamping grooves 4, bolt pairs 5 and buffer mechanisms, wherein the upper side and the lower side of the left end surface of the guardrail upright post 1 are fixedly connected with the T-shaped blocks 2 respectively, the positions of the right end surface of the guardrail upright post 1 corresponding to the left side T-shaped blocks 2 are also fixedly connected with the T-shaped blocks 2, the vertical parts of the T-shaped blocks 2 are arranged above the horizontal parts, two guardrail cross rods 3 are arranged between every two adjacent guardrail upright posts 1 in parallel, the left side and the right side of the lower end surface of each guardrail cross rod 3 are provided with the clamping grooves 4 matched with the vertical parts of the T-shaped blocks 2, the left end and the right end of each guardrail cross rod 3 are respectively lapped on the two T-shaped blocks 2 at the same height, the vertical parts of the T-shaped blocks 2 are embedded into the clamping grooves 4, the guardrail cross rods 3 are connected with the T-shaped blocks 2 through the bolt pairs 5, three buffer mechanisms are uniformly arranged between the upper guardrail cross rods 3 and the lower guardrail cross rods 3, and each buffer mechanism is provided with two vertical rods 61, the upper end and the lower end of the vertical rod 61 are fixedly connected with an embedded block 611 respectively, the embedded blocks 611 on the upper side and the lower side of the vertical rod 61 are embedded into the guardrail cross rods 3 on the upper side and the lower side respectively, two guide rods 62 are fixedly connected in parallel between the two vertical rods 61 on the same buffer mechanism, a sliding seat 63 is slidably assembled on the guide rods 62, buffer springs 64 are assembled on the guide rods 61 arranged on the left side and the right side of the sliding seat 63 respectively, a rectangular frame 65 is fixedly connected on the outer end face of the sliding seat 63, a sliding block 66 is slidably assembled inside the rectangular frame 65, the outer end of the sliding block 66 is fixedly connected with a buffer plate 67, telescopic rods 68 are fixedly connected on the left side and the right side of the inner end face of the sliding block 66 respectively, the inner end of the telescopic rod 68 is fixedly connected with the sliding seat 63, a buffer spring II 681 is sleeved on the outer side of each telescopic rod, and the telescopic rod 68 is in a fully extended state under the action of the buffer spring II 681, a plurality of arched guard plates 69 are uniformly and fixedly connected to the outer end face of the buffer plate 67.

The vertical part of the T-shaped block 2 is provided with a through hole 201, and the bolt on the bolt pair 5 passes through the through hole 201 on the T-shaped block 2.

The end surfaces of the opposite sides of the upper guardrail cross rod 3 and the lower guardrail cross rod 3 are provided with embedded grooves matched with the embedded blocks 611 at the positions corresponding to the embedded blocks 611.

The inner walls of the left side and the right side of the rectangular frame body 65 are fixedly connected with a guide rail 651, grooves matched with the guide rails 651 are formed in the left end face and the right end face of the sliding block 66, and the sliding block 66 is in sliding fit with the guide rails 651 through the grooves.

Two corners of the outer side of the buffer plate 67 are both rounded to form two arc-shaped corners 671.

The utility model is implemented as follows: when the guardrail is used, the buffer mechanism is arranged between the two guardrail cross rods 3 between the two adjacent guardrail upright posts 1, the arch-shaped guard plate 69 is arranged on the buffer mechanism, and the two arc-shaped corners 671 are arranged on the buffer guard plate 67, so that when a vehicle accidentally collides, the vehicle contact surface is large, the damage to the vehicle is small, in addition, the buffer spring II 681 and the buffer spring I64 are arranged, when the buffer mechanism is impacted, the sliding block 66 can move inwards, and meanwhile, the sliding seat 63 can move along the guide rod 62, and the buffer effect is realized; during later maintenance, only the bolt pair 5 needs to be detached, damaged accessories are replaced, all the accessories do not need to be replaced, simplicity and convenience are achieved, and the maintenance cost is greatly reduced.

Finally, it should be noted that: the above embodiments are only used to illustrate the present invention and do not limit the technical solutions described in the present invention; thus, while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.

Claims (5)

1. The utility model provides a safety barrier for road, includes guardrail stand, T type piece, guardrail horizontal pole, draw-in groove, bolt pair and buffer gear, both sides rigid coupling T type piece respectively about the guardrail stand left end face, the guardrail stand right-hand member face is also rigid coupling T type piece corresponding to the position of left side T type piece, and the vertical portion of T type piece arranges the horizontal part top in, its characterized in that: two guardrail cross rods are arranged between two adjacent guardrail stand columns in parallel, the left side and the right side of the lower end surface of each guardrail cross rod are provided with clamping grooves matched with the vertical parts of the T-shaped blocks, the left end and the right end of each guardrail cross rod are respectively lapped on the two T-shaped blocks at the same height, the vertical parts of the T-shaped blocks are embedded into the clamping grooves, the guardrail cross rods are connected with the T-shaped blocks through bolt pairs, three buffer mechanisms are uniformly arranged between the upper guardrail cross rods and the lower guardrail cross rods, each buffer mechanism is provided with two vertical rods, the upper end and the lower end of each vertical rod are respectively fixedly connected with an embedded block, the embedded blocks at the upper side and the lower side of each vertical rod are respectively embedded into the guardrail cross rods at the upper side and the lower side, two guide rods on the same buffer mechanism are fixedly connected in parallel with two guide rods, a sliding seat is assembled on the guide rods in a sliding way, and a first buffer spring is assembled on the guide rods arranged at the left side and the right side of the sliding seat, the outer end face of the sliding seat is fixedly connected with a rectangular frame body, a sliding block is assembled inside the rectangular frame body in a sliding mode, the outer end of the sliding block is fixedly connected with a buffer plate, the left side and the right side of the inner end face of the sliding block are fixedly connected with a telescopic rod respectively, the inner end of the telescopic rod is fixedly connected with the sliding seat, a buffer spring II is sleeved on the outer side of each telescopic rod, the telescopic rod is in a completely-extended state under the action of the buffer spring II, and a plurality of arched protection plates are fixedly connected to the outer end face of the buffer plate uniformly.

2. A roadway safety barrier as claimed in claim 1, wherein: and a through hole is formed in the vertical part of the T-shaped block, and a bolt on the bolt pair penetrates through the through hole in the T-shaped block.

3. A roadway safety barrier as claimed in claim 1, wherein: and the end surfaces of the opposite sides of the upper guardrail cross rod and the lower guardrail cross rod are provided with embedded grooves matched with the embedded blocks at the positions corresponding to the embedded blocks.

4. A roadway safety barrier as claimed in claim 1, wherein: the inner walls of the left side and the right side of the rectangular frame body are fixedly connected with a guide rail, grooves matched with the guide rail are formed in the left end face and the right end face of the sliding block, and the sliding block is in sliding fit with the guide rail through the grooves.

5. A roadway safety barrier as claimed in claim 1, wherein: two corners outside the buffer plate are both rounded to form two arc corners.

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