Municipal guardrail

Abstract

The utility model relates to a municipal guardrail, which belongs to the technical field of guardrails and comprises a municipal guardrail body, a pressure reduction groove is arranged in the municipal guardrail body, rolling cylinders are rotatably mounted in the pressure reduction groove at equal intervals, and a buffer groove is arranged in the municipal guardrail body and positioned on the periphery of the pressure reduction groove. The municipal guardrail has the beneficial effects that when the municipal guardrail body is impacted by a vehicle, the concentric-square-shaped frame is extruded, and then the contact plate is pushed, so that the sliding block is pushed to slide on the fixed rod by virtue of the arrangement of the connecting rod, and the impact force generated when the concentric-square-shaped frame is pressed down can be greatly buffered under the action of the buffer spring; according to the municipal guardrail, the situation that the municipal guardrail body is broken due to collision force is reduced, meanwhile, a certain protection effect on overspeed vehicles can be achieved, through the arrangement of rolling cylinders, inertia generated when the vehicles are collided can be complied, a certain buffering effect is achieved, the vehicles are prevented from rolling over, and the protection effect on the vehicles is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of guardrails, in particular to a municipal guardrail. Background Art

[0002] Municipal guardrails are guardrails in the middle of the highway to prevent pedestrians and vehicles from crossing the highway without following traffic rules. They provide safety for pedestrians and vehicles. They are widely used in various cities because they are easy to install and disassemble and have a reasonable cost.

[0003] After searching, a Chinese patent discloses a municipal guardrail (authorization announcement number CN220847287U), including: a fixed column, a cross bar and a vertical bar, the inner side of the fixed column is provided with a U-shaped block, the U-shaped block is provided with a limit screw, the cross bar is slidably set in the slot of the U-shaped block, the cross bar is symmetrically arranged in two groups up and down, the inner side of the cross bar is provided with insertion holes at intervals, the end of the vertical bar is provided with a sliding hole, the bottom of the sliding hole is provided with a spring, the sliding hole is provided with an insertion block, the side end of the vertical bar is provided with a sliding groove connected to the sliding hole, the sliding block is threadedly connected to the sliding rod, and the sliding rod is slidably set in the sliding groove. Although this patented technology is convenient for later replacement and reduces replacement costs.

[0004] However, the above device still has some shortcomings in actual use. The most obvious one is that the traditional municipal guardrail is constructed by welding or assembly. Although this type of guardrail is easy to manufacture, it is easy to deform or even break when hit by a vehicle, and cannot provide sufficient protection, thereby failing to achieve the best use effect of the device. Utility Model Content

[0005] In view of the problem in the prior art that traditional municipal guardrails are constructed by welding or assembly, although such guardrails are easy to manufacture, they are easily deformed or even broken when hit by a vehicle, and cannot provide sufficient protection, thereby failing to achieve the best use effect of the device. The main purpose of the utility model is to provide a municipal guardrail.

[0006] The technical solution of the utility model is as follows: a municipal guardrail comprises a municipal guardrail body, a pressure relief groove is provided inside the municipal guardrail body, a rolling cylinder is equidistantly rotatably installed inside the pressure relief groove, a buffer groove is provided inside the municipal guardrail body and located on the periphery of the pressure relief groove, both ends of the buffer groove are fixedly connected with fixed rods, both ends of the outer side of the fixed rod are slidably connected with sliders, the outer side of the slider is rotatably connected with a connecting rod, the inside of the buffer groove is slidably connected with a circular frame, two contact plates are fixedly connected to the side of the circular frame close to the buffer groove, the contact plates are rotatably connected to the end of the connecting rod away from the slider, buffer springs are sleeved on both ends of the outer side of the fixed rod, an anti-rollover mechanism is provided at the top of the municipal guardrail body, and a buffer mechanism is provided inside the buffer groove.

[0007] By adopting the above technical solution, when the municipal guardrail body is hit by a vehicle, the circular frame will be squeezed, and then the contact plate will be pushed, thereby pushing the slider to slide on the fixed rod with the help of the setting of the connecting rod, and then squeezing the buffer spring. Through the action of the buffer spring, it can play an important buffering role in the impact force when the circular frame is pressed down, reduce the municipal guardrail body from being broken by the impact force, and at the same time can play a certain protective role against speeding vehicles.

[0008] As a preferred embodiment, the buffer mechanism includes a damper fixedly installed on the inner wall of the buffer groove at equal distances, and the piston rod of the damper is fixedly connected to the circular frame.

[0009] By adopting the above technical solution and setting a damper, the buffering effect of the municipal guardrail body can be further improved.

[0010] As a preferred embodiment, the anti-rollover mechanism includes an anti-rollover plate fixedly connected to the top of the municipal guardrail body, an airbag is embedded inside the anti-rollover plate, pressure sensors are fixedly installed at both ends of the anti-rollover plate, and a controller is arranged inside the anti-rollover plate.

[0011] By adopting the above technical solution, the airbag is controlled to open by the controller, thereby protecting the vehicle that is colliding, and further protecting the driver and passengers.

[0012] As a preferred embodiment, reflective strips are fixedly connected to both ends of the outer side of the municipal guardrail body.

[0013] By adopting the above technical solution, the display effect of the municipal guardrail body at night can be improved.

[0014] As a preferred embodiment, both ends of the bottom of the municipal guardrail body are fixedly connected to a base, and the base is provided with a socket inside.

[0015] By adopting the above technical solution, the insertion and installation of the ground piles are facilitated.

[0016] As a preferred implementation, ground piles are inserted into the inside of the sockets.

[0017] By adopting the above technical solution, the municipal guardrail body can be easily installed.

[0018] Compared with the prior art, the advantages and positive effects of the utility model are:

[0019] 1. In the utility model, when the municipal guardrail body is hit by a vehicle, the circular frame will be squeezed, and then the contact plate will be pushed, thereby pushing the slider to slide on the fixed rod with the help of the setting of the connecting rod, and then squeezing the buffer spring. Through the action of the buffer spring, it can play an important buffering role in the impact force when the circular frame is pressed down, reduce the municipal guardrail body from being broken by the impact force, and at the same time can play a certain protective role for speeding vehicles, and through the setting of the rolling drum, it can conform to the inertia of the vehicle collision, play a certain buffering role, avoid the vehicle from rolling over, further improve the protection of the vehicle, and through the setting of the damper, can further improve the buffering effect of the municipal guardrail body.

[0020] 2. In the utility model, when a vehicle collides with the municipal guardrail body, the pressure sensor will be triggered, thereby transmitting control information to the controller, and the airbag will be controlled by the controller to open, thereby protecting the colliding vehicle and further providing protection for the driver and passengers. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is an overall stereogram of the utility model;

[0022] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0023] Figure 3 For this utility model Figure 2 The enlarged view of point A in the middle;

[0024] Figure 4 For this utility model Figure 2 Enlarged view of point B in the middle.

[0025] Legend: 1. Municipal guardrail body; 2. Base; 3. Pressure relief groove; 4. Rolling cylinder; 5. Ring frame; 6. Reflective strip; 7. Anti-rollover plate; 8. Airbag; 9. Controller; 10. Pressure sensor; 11. Damper; 12. Buffer groove; 13. Buffer spring; 14. Connecting rod; 15. Slider; 16. Fixed rod; 17. Contact plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0027] Reference Figure 1-4 A municipal guardrail comprises a municipal guardrail body 1, a pressure relief groove 3 is provided inside the municipal guardrail body 1, a rolling cylinder 4 is equidistantly installed inside the pressure relief groove 3, a buffer groove 12 is provided inside the municipal guardrail body 1 and outside the pressure relief groove 3, both ends of the buffer groove 12 are fixedly connected with a fixing rod 16, both ends of the outer side of the fixing rod 16 are slidably connected with a slider 15, the outer side of the slider 15 is rotatably connected with a connecting rod 14, a circular frame 5 is slidably connected inside the buffer groove 12, two contact plates 17 are fixedly connected to the side of the circular frame 5 close to the buffer groove 12, the contact plates 17 are rotatably connected to the end of the connecting rod 14 away from the slider 15, buffer springs 13 are sleeved at both ends of the outer side of the fixing rod 16, an anti-rollover mechanism is provided at the top of the municipal guardrail body 1, and a buffer mechanism is provided inside the buffer groove 12.

[0028] When the municipal guardrail body 1 is hit by a vehicle, the circular frame 5 will be squeezed, and then the contact plate 17 will be pushed, so that the slider 15 can be pushed to slide on the fixed rod 16 with the help of the setting of the connecting rod 14, and then the buffer spring 13 can be squeezed. Through the action of the buffer spring 13, it can play an important buffering role in the impact force when the circular frame 5 is pressed down, reducing the municipal guardrail body 1 from being broken due to the impact force, and at the same time, it can play a certain protective role against speeding vehicles, and through the setting of the rolling drum 4, it can conform to the inertia of the vehicle collision, play a certain buffering role, avoid the vehicle from rolling over, and further improve the protection of the vehicle.

[0029] Reference Figure 3 The buffer mechanism includes a damper 11 which is equidistantly fixedly installed on the inner wall of the buffer groove 12 , and a piston rod of the damper 11 is fixedly connected to the circular frame 5 .

[0030] When in use, the buffering effect of the municipal guardrail body 1 can be further improved by setting the damper 11.

[0031] Reference Figure 1 The anti-rollover mechanism includes an anti-rollover plate 7 fixedly connected to the top of the municipal guardrail body 1, an airbag 8 is embedded inside the anti-rollover plate 7, pressure sensors 10 are fixedly installed at both ends of the anti-rollover plate 7, and a controller 9 is arranged inside the anti-rollover plate 7.

[0032] When a vehicle hits the municipal guardrail body 1, the pressure sensor 10 will be triggered, thereby transmitting control information to the controller 9, and the airbag 8 will be controlled by the controller 9 to open, thereby protecting the impacting vehicle and further protecting the driver and passengers.

[0033] Reference Figure 1 Both ends of the outer side of the municipal guardrail body 1 are fixedly connected with reflective strips 6 to improve the display effect of the municipal guardrail body 1 at night.

[0034] Reference Figure 1 Both ends of the bottom of the municipal guardrail body 1 are fixedly connected with a base 2, and the inside of the base 2 is provided with a socket to facilitate the insertion and installation of the ground pile.

[0035] Reference Figure 2 The inside of the sockets are all plugged with ground piles to facilitate the installation of the municipal guardrail body 1.

[0036] Working principle: When the municipal guardrail body 1 is hit by a vehicle, the circular frame 5 will be squeezed, and then the contact plate 17 will be pushed, so that the slider 15 can be pushed to slide on the fixed rod 16 with the help of the setting of the connecting rod 14, and then the buffer spring 13 is squeezed. Through the action of the buffer spring 13, it can play an important buffering role in the impact force when the circular frame 5 is pressed down, reducing the municipal guardrail body 1 from being broken by the impact force. At the same time, it can play a certain protective role for speeding vehicles, and through the setting of the damper 11, the buffering effect of the municipal guardrail body 1 can be further improved, and through the setting of the rolling drum 4, it can conform to the inertia of the vehicle collision, play a certain buffering role, avoid the vehicle from rolling over, and further improve the protection of the vehicle. When the vehicle hits the municipal guardrail body 1, the pressure sensor 10 will be triggered, so as to transmit the control information to the controller 9, and the airbag 8 will be controlled by the controller 9 to open, so as to protect the colliding vehicle, and then provide protection for the driver and passengers.

[0037] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A municipal guardrail, comprising a municipal guardrail body (1), characterized in that: A pressure relief groove (3) is provided inside the municipal guardrail body (1), and a rolling cylinder (4) is equidistantly rotatably installed inside the pressure relief groove (3). A buffer groove (12) is provided inside the municipal guardrail body (1) and outside the pressure relief groove (3). Both ends of the buffer groove (12) are fixedly connected to fixed rods (16), and both ends of the outer side of the fixed rod (16) are slidably connected to sliders (15). The outer side of the slider (15) is rotatably connected to a connecting rod (14). The buffer groove (12) is slidably connected to a circular frame (5). Two contact plates (17) are fixedly connected to a side of the circular frame (5) close to the buffer groove (12), and the contact plates (17) are rotatably connected to one end of the connecting rod (14) away from the slider (15). Buffer springs (13) are sleeved on both ends of the outer side of the fixed rod (16). An anti-rollover mechanism is provided at the top of the municipal guardrail body (1), and a buffer mechanism is provided inside the buffer groove (12).

2. A municipal guardrail according to claim 1, characterized in that: The buffer mechanism comprises a damper (11) which is fixedly mounted at equal distances on the inner wall of the buffer groove (12), and a piston rod of the damper (11) is fixedly connected to the circular frame (5).

3. A municipal guardrail according to claim 1, characterized in that: The anti-rollover mechanism comprises an anti-rollover plate (7) fixedly connected to the top of the municipal guardrail body (1), an air bag (8) is embedded inside the anti-rollover plate (7), pressure sensors (10) are fixedly installed at both ends inside the anti-rollover plate (7), and a controller (9) is arranged inside the anti-rollover plate (7).

4. A municipal guardrail according to claim 1, characterized in that: Both ends of the outer side of the municipal guardrail body (1) are fixedly connected with reflective strips (6).

5. The municipal guardrail according to claim 1, characterized in that: Both ends of the bottom of the municipal guardrail body (1) are fixedly connected to a base (2), and a socket is provided inside the base (2).

6. A municipal guardrail according to claim 5, characterized in that: Ground piles are inserted into the inside of the sockets.

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