Steel frame guardrail with anti-collision structure

Abstract

The utility model relates to the technical field of anti-collision structures, in particular to a steel frame guardrail with an anti-collision structure, which comprises a plurality of railings arranged linearly, rollers are rotatably connected to the outer side walls of the railings, circular grooves are formed in the upper end face and the lower end face of each roller, a plurality of first stop blocks are arranged at the bottoms of the circular grooves, and a plurality of second stop blocks are arranged at the bottoms of the first stop blocks. Circular rings are arranged at the positions, at the two ends of the top and the bottom of the roller, of the outer sides of the handrails in a sleeving mode, a plurality of second stopping blocks are arranged on the side faces, close to the roller, of the circular rings, and two symmetrically-arranged buffering plates are installed on the side walls of the upper ends and the lower ends of the multiple adjacent handrails through assembling openings; a plurality of vertically-arranged guardrails are welded to the position, between every two adjacent handrails, between the two sets of buffer plates which are vertically opposite, and a pair of connecting rods which are arranged in a crossed mode are welded to the position, between every two adjacent guardrails, between every two adjacent guardrails. The steel frame guardrail with the anti-collision structure has the advantages of being high in safety, long in service life, high in anti-collision capacity and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-collision structures, in particular to a steel frame guardrail with an anti-collision structure. Background Art

[0002] Anti-collision structure is a safety measure mainly used to reduce or avoid damage in the event of a collision. This structure is usually used in steel guardrails, automobiles, mechanical equipment, etc. to improve their safety and durability.

[0003] The patent with announcement number CN218090646U discloses an anti-collision guardrail, including a support rod, a base is fixedly installed at the lower end of the support rod, a group of side surfaces of the support rods are provided with slots, the surface of the slots is provided with card blocks, the upper and lower ends of the card blocks are fixedly installed with sliders, the surface of the slots is provided with slide grooves, and the side of the card blocks is fixedly installed with assembly plates. At this time, the assembly plates, threaded holes and hand screws are used to facilitate people to quickly release the connection between the card blocks and the slots, so as to remove the card blocks from the slots, and then the anti-collision rod is inserted into one side of the slot close to it, and then the other side of the anti-collision rod is inserted into the outside of the positioning column. At this time, part of the anti-collision rod is left on the outside of the positioning column and in the slot, and then the card block is fixed in the slot.

[0004] This method allows people to quickly replace damaged bumpers without spending much time removing the bolts between the support column and the bumper, thereby improving replacement efficiency. However, safety and durability are not enhanced. Utility Model Content

[0005] The utility model aims to provide a steel frame guardrail with an anti-collision structure to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A steel frame guardrail with an anti-collision structure comprises a plurality of railings arranged in a linear manner, wherein the bottom and top surfaces of the railings are respectively provided with a fixing seat and a rubber block, the outer side walls of the plurality of railings are rotatably connected with a roller, a plurality of annular grooves are provided on the circular arc surface of the roller, the upper and lower end surfaces of the roller are provided with circular grooves, the bottom of the circular grooves are provided with a plurality of first blocking blocks, the outer side of the railings are provided with circular rings at both ends of the top and bottom of the roller, a plurality of second blocking blocks are provided on a side of the circular ring close to the roller, two symmetrically arranged buffer plates are installed on the upper and lower end side walls of a plurality of adjacent railings through an assembly port, a plurality of vertically arranged guardrails are installed between the two groups of buffer plates opposing each other and between every two adjacent railings, and a pair of cross-arranged connecting rods are welded between every two adjacent guardrails.

[0008] Preferably, the fixing seat is in a truncated cone shape, the fixing seat is welded to the bottom end of the railing, and a plurality of through holes for installation are provided on the fixing seat.

[0009] Preferably, the rubber block is hemispherical and is fixed to the top surface of the railing by bolts.

[0010] Preferably, the roller and the first blocks are integrally formed, and both the roller and the first blocks are made of a material with high flexibility, and the outer diameter of the circular groove is greater than the diameter of the railing.

[0011] Preferably, the inner diameter of the circular ring is the same as the outer diameter of the railing, a plurality of the second blocking blocks are welded to the side surface of the circular ring, and the height of the second blocking blocks is the same as the height of the first blocking blocks.

[0012] Preferably, the circular ring is fixed to the arc surface of the railing by bolts, and the circular ring is provided with a side surface of a second block which fits tightly with the top / bottom end surface of the roller. When the circular ring is installed at the end surface of the roller, the second block is clamped in the circular groove and slidably connected thereto, and the roller and the circular ring are connected in relative rotation.

[0013] Preferably, the buffer plate has a corrugated longitudinal cross-section, and two buffer plates at the same position of the railing are clamped on the outside of the railing through an assembly opening, and the buffer plates are fixed to the outer side wall of the railing by bolts.

[0014] Preferably, two adjacent linearly distributed buffer plates are fixed by bolts, and the top and bottom ends of the guardrail are fixed to the pair of buffer plates opposed to each other vertically by bolts respectively.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The steel frame guardrail with anti-collision structure is equipped with a highly flexible roller, which is coaxially connected to the railing. At the same time, an annular groove is opened on the surface of the roller, and blocks are installed at both ends to prevent the roller from rotating. When a collision occurs, the impact force will be greatly reduced, effectively protecting the safety of people or objects.

[0017] 2. The steel frame guardrail with anti-collision structure is equipped with rubber blocks and buffer plates, which can enhance the stability of the railing when a collision occurs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the buffer plate in the utility model;

[0020] Figure 3 It is a schematic diagram of the drum structure in the utility model;

[0021] Figure 4 It is a schematic diagram of the circular ring structure in the utility model.

[0022] In the figure:

[0023] 1. Railing; 10. Fixed seat; 11. Rubber block;

[0024] 2. roller; 20. annular groove; 21. circular groove; 22. first blocking block;

[0025] 3. Ring; 30. Second block;

[0026] 4. Buffer plate; 40. Assembly port

[0027] 5. Guardrail; 50. Connecting rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the utility model to clearly and completely describe the technical solution in the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0030] A steel frame guardrail with an anti-collision structure comprises a plurality of railings 1 arranged in a linear manner, wherein a fixing seat 10 and a rubber block 11 are respectively provided on the bottom and top surfaces of the railings 1, a plurality of outer side walls of the railings 1 are rotatably connected with a roller 2, a plurality of annular grooves 20 are provided on the arc surface of the roller 2, a circular groove 21 is provided on the upper and lower end surfaces of the roller 2, a plurality of first blocking blocks 22 are provided at the bottom of the circular groove 21, a circular ring 3 is sleeved on the outer side of the railings 1 at both ends of the top and bottom of the roller 2, a plurality of second blocking blocks 30 are provided on a side of the circular ring 3 close to the roller 2, two symmetrically arranged buffer plates 4 are installed on the upper and lower end side walls of a plurality of adjacent railings 1 through an assembly opening 40, a plurality of vertically arranged guardrails 5 are installed between the two groups of buffer plates 4 opposed to each other and between every two adjacent railings 1, and a pair of cross-arranged connecting rods 50 are welded between every two adjacent guardrails 5.

[0031] In this embodiment, the fixing seat 10 is in a truncated cone shape, the fixing seat 10 is welded to the bottom end of the railing 1, and a plurality of through holes for installation are opened on the fixing seat 10 to enhance the stability of the railing 1 during installation.

[0032] In this embodiment, the rubber block 11 is hemispherical and is fixed to the top surface of the railing 1 by bolts to buffer the impact force between the object and the top surface of the railing 1 and improve the stability of the guardrail.

[0033] In this embodiment, the roller 2 and the first blocks 22 are integrally formed, and the roller 2 and the first blocks 22 are made of a material with high flexibility. The outer diameter of the circular groove 21 is larger than the diameter of the railing 1 to reduce the deformation caused by the collision between the roller 2 and the object, so as to increase the service life of the roller 2.

[0034] In this embodiment, the inner diameter of the ring 3 is the same as the outer diameter of the railing 1, and a plurality of second blocks 30 are welded to the side of the ring 3, and the height of the second blocks 30 is the same as the height of the first blocks 22 to reduce the rotation speed of the drum 2 when a collision occurs.

[0035] In this embodiment, the ring 3 is fixed to the arc surface of the railing 1 by bolts, and the ring 3 is provided with a second block 30 on one side which fits tightly with the top / bottom end surface of the drum 2. When the ring 3 is installed on the end surface of the drum 2, the second block 30 is clamped in the circular groove 21 and slidably connected thereto, and the drum 2 and the ring 3 are connected in relative rotation.

[0036] In this embodiment, the buffer plate 4 has a corrugated longitudinal cross-section, and two buffer plates 4 at the same position of the railing 1 are clamped on the outside of the railing 1 through the assembly opening 40, and the buffer plates 4 are fixed to the outer wall of the railing 1 by bolts.

[0037] In this embodiment, two adjacent linearly distributed buffer plates 4 are fixed by bolts, and the top and bottom ends of the guardrail 5 are respectively fixed to the pair of buffer plates 4 opposed to each other vertically by bolts, so as to further enhance the stability of the railing 1.

[0038] When the steel frame guardrail with an anti-collision structure of the utility model is used, the steel frame guardrail is first fixedly installed in a desired place. When an object collides with the roller 2, the roller 2 will rotate with the impact of the object. At the same time, second blocking blocks 30 for blocking the rotation of the roller 2 are installed on both end surfaces of the roller 2, which can not only alleviate the impact force of the object, but also reduce the collision borne by the railing 1. Secondly, buffer plates 4 are installed at the upper and lower ends of the railing 1, and a plurality of guardrails 5 are installed between the upper and lower buffer plates 4, which further enhances the stability of the railing 1.

[0039] The above shows and describes the basic principle, main features and advantages of the present embodiment of the utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiment. The above embodiment and description are only preferred examples of the present utility model and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present embodiment may have various changes and improvements, which fall within the scope of the present utility model to be protected. The scope of protection claimed by the present utility model is defined by the attached claims and their equivalents.

Claims

1. A steel frame guardrail with an anti-collision structure, comprising a plurality of railings (1) arranged in a linear manner, characterized in that: The bottom and top surfaces of the handrail (1) are respectively provided with a fixing seat (10) and a rubber block (11); the outer walls of the handrails (1) are rotatably connected to rollers (2); the circular arc surface of the roller (2) is provided with a plurality of annular grooves (20); the upper and lower end surfaces of the roller (2) are provided with circular grooves (21); the bottom of the circular groove (21) is provided with a plurality of first blocking blocks (22); the outer side of the handrail (1) is sleeved with circular rings (3) at the top and bottom ends of the roller (2); A plurality of second blocking blocks (30) are provided on a side of the circular ring (3) close to the roller (2); two symmetrically arranged buffer plates (4) are installed on the upper and lower side walls of a plurality of adjacent railings (1) through an assembly opening (40); a plurality of vertically arranged guardrails (5) are installed between the two groups of buffer plates (4) that are opposed to each other and between every two adjacent railings (1); and a pair of cross-arranged connecting rods (50) are welded between every two adjacent guardrails (5).

2. The steel frame guardrail with an anti-collision structure according to claim 1 is characterized in that: The fixing seat (10) is in the shape of a truncated cone, the fixing seat (10) is welded to the bottom end of the handrail (1), and a plurality of through holes for installation are provided on the fixing seat (10).

3. The steel frame guardrail with an anti-collision structure according to claim 1 is characterized in that: The rubber block (11) is hemispherical, and the rubber block (11) is fixed to the top surface of the railing (1) by means of bolts.

4. The steel frame guardrail with an anti-collision structure according to claim 1, characterized in that: The roller (2) and the plurality of first blocking blocks (22) are integrally formed, and the roller (2) and the plurality of first blocking blocks (22) are both made of a material with relatively high flexibility, and the outer diameter of the circular groove (21) is greater than the diameter of the railing (1).

5. The steel frame guardrail with an anti-collision structure according to claim 1 is characterized in that: The inner diameter of the circular ring (3) is the same as the outer diameter of the railing (1), a plurality of the second blocking blocks (30) are welded to the side surface of the circular ring (3), and the height of the second blocking blocks (30) is the same as the height of the first blocking blocks (22).

6. The steel frame guardrail with an anti-collision structure according to claim 1, characterized in that: The circular ring (3) is fixed to the arc surface of the railing (1) by bolts, and the circular ring (3) is provided with a second block (30) on one side thereof, which is tightly fitted with the top / bottom end surface of the roller (2); when the circular ring (3) is installed on the end surface of the roller (2), the second block (30) is engaged in the circular groove (21) and is slidably connected thereto, and the roller (2) and the circular ring (3) are connected in relative rotation.

7. The steel frame guardrail with an anti-collision structure according to claim 1, characterized in that: The buffer plate (4) has a corrugated longitudinal cross-section, and two buffer plates (4) at the same position of the railing (1) are clamped on the outside of the railing (1) through an assembly opening (40), and the buffer plates (4) are fixed to the outer side wall of the railing (1) by bolts.

8. The steel frame guardrail with an anti-collision structure according to claim 1, characterized in that: Two adjacent linearly distributed buffer plates (4) are fixed by bolts, and the top and bottom ends of the guardrail (5) are respectively fixed to the pair of buffer plates (4) that are opposed to each other vertically by bolts.

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