Municipal protective fence

Abstract

The utility model relates to the field of municipal protection, and discloses a municipal protective fence which comprises two stand columns, a lower transverse rod is detachably arranged between the two stand columns, mounting holes are formed in one sides of the two stand columns respectively, and connecting plates are fixed to the left side wall and the right side wall of the lower transverse rod respectively. Positioning holes are formed in the front sides of the outer walls of the two stand columns correspondingly, the two positioning holes communicate with the interiors of the two mounting holes correspondingly, positioning columns are slidably inserted into the two positioning holes correspondingly, and the two positioning columns are slidably inserted into the two positioning grooves correspondingly; first springs are fixed to the front sides of the outer walls of the two stand columns correspondingly, and the two first springs surround the two positioning columns correspondingly. According to the utility model, the upright post and the lower cross rod can be quickly disassembled and assembled by a worker without an additional auxiliary tool, so that the maintenance difficulty is reduced, and the working efficiency is improved.

Description

Technical Field

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

[0002] Municipal guardrails are often used on municipal roads to separate the driving directions between motor vehicle lanes and play a role in central isolation. Or in schools, stations and other areas with dense personnel and vehicles, to ensure pedestrian safety and smooth vehicle traffic, guardrails for motor vehicle lanes and non-motor vehicle lanes, or enclosed green belts, are set up.

[0003] According to the Chinese patent with publication number: CN210529574U, a municipal guardrail includes two posts fixed on the ground and a railing arranged between the two posts; the railing includes an upper crossbar, a lower crossbar and a plurality of vertical bars arranged between the two crossbars; the two ends of the upper crossbar are detachably connected to the upper parts of the two posts, the two ends of the lower crossbar are detachably connected to the lower parts of the two posts, the upper surface of the lower crossbar is provided with a first slot for inserting the bottom end of the vertical bar, the upper end of the vertical bar is slidably connected with a connecting rod, and the connecting rod can slide up and down relative to the vertical rod, the lower surface of the upper crossbar is provided with a second slot for inserting the top of the connecting rod, and the upper end of the connecting rod can be fixed to the second slot by a fastener.

[0004] In the above solution, the column part and the lower cross bar are installed and fixed by countersunk bolts, which leads to the following disadvantages: the guardrail is inconvenient to disassemble and assemble when in use, and auxiliary tools are required for disassembly and assembly, which increases the difficulty of maintenance. Utility Model Content

[0005] The utility model aims to provide a municipal guardrail to solve the problem that the guardrail is inconvenient to disassemble and assemble during use and requires auxiliary tools for disassembly and assembly, which increases the difficulty of maintenance.

[0006] In order to achieve the above-mentioned utility model purpose, the utility model adopts the following technical scheme: a municipal guardrail, comprising two posts, a lower cross bar is detachably arranged between the two posts, one side of the two posts is respectively provided with mounting holes, the left wall and the right wall of the lower cross bar are respectively fixed with connecting plates, the two connecting plates are respectively detachably arranged in the two mounting holes, the outer wall front sides of the two connecting plates are respectively provided with positioning grooves, the outer wall front sides of the two posts are respectively provided with positioning holes, the two positioning holes are respectively connected with the inside of the two mounting holes, the insides of the two positioning holes are respectively slidably inserted with positioning posts, the two positioning posts are respectively slidably inserted in the two positioning grooves, the two posts The front sides of the outer walls of the two frames are respectively fixed with a first spring, and the two first springs are respectively wrapped around the two positioning posts, and the front ends of the two positioning posts are respectively fixed with a first stopper, and the rear sides of the outer walls of the two first stoppers are respectively fixedly connected to the front ends of the two first springs, and the top surfaces of the uprights are detachably provided with an upper cross bar, and the top surfaces of the two uprights are respectively provided with movable grooves, and the bottom surfaces of the upper cross bar are fixed with two movable posts, and the two movable posts are respectively detachably arranged in the two movable grooves, and the top surface of the lower cross bar is fixed with a plurality of vertical rods, and the top surfaces of the plurality of vertical rods are respectively provided with connecting grooves, and the bottom surface of the upper cross bar is fixed with a plurality of connecting rods, and the plurality of connecting rods are respectively slidably inserted in the plurality of connecting grooves.

[0007] Preferably, movable holes are respectively opened on the front sides of the outer walls of the two columns, and the two movable holes are respectively connected with the interiors of the two movable grooves, and a plurality of fixed grooves are respectively opened on the front sides of the outer walls of the two movable columns, and fixed columns are slidably inserted into the interiors of the two movable holes, and the two fixed columns are slidably inserted into the two fixed grooves, and two second springs are fixed to the front sides of the outer walls of the two columns, and the two second springs are respectively surrounded by the two fixed columns, and second blocks are respectively fixed to the front ends of the two fixed columns, and the rear sides of the outer walls of the two second blocks are respectively fixedly connected to the front ends of the two second springs.

[0008] Preferably, a plurality of spikes are fixed to the top surface of the upper cross bar.

[0009] Preferably, a plurality of reflective strips are respectively fixed to the outer side walls of the two uprights.

[0010] Preferably, slide grooves are respectively provided on the left and right sides of the inner walls of the two movable grooves, and slide rods are respectively fixed on the left and right sides of the outer walls of the two movable columns, and the two slide rods are respectively slidably arranged in the two slide grooves.

[0011] Preferably, a plurality of support plates are respectively fixed to the outer side walls of the two columns.

[0012] Compared with the prior art, a municipal guardrail adopting the above technical solution has the following beneficial effects:

[0013] 1. During use, it is convenient for workers to quickly disassemble and assemble the column and the lower crossbar without the need for additional auxiliary tools, thereby reducing the difficulty of maintenance and improving work efficiency;

[0014] 2. During use, it is convenient for the staff to adjust the height of the movable column and the upper crossbar, which is conducive to improving the practicality of the guardrail. The spikes can effectively prevent people from trying to climb over the guardrail, playing a certain role in safety protection. The reflective strips can reflect vehicle lights at night or in dim light, improving the visibility of the guardrail, thereby reducing the possibility of accidents;

[0015] 3. During use, the slide groove and the slide rod can help limit the movable column to prevent the movable column from shifting, thereby improving the stability of the movable column. The support plate can provide support force to the column, thereby improving the overall stability of the guardrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of an embodiment.

[0017] Figure 2 It is an exploded schematic diagram of an embodiment.

[0018] Figure 3 It is a schematic diagram of the explosion of the movable column and the support plate in the embodiment.

[0019] Figure 4 For example Figure 2 Enlarged schematic diagram at point A in the middle.

[0020] In the figure: 1, column; 2, lower cross bar; 3, mounting hole; 4, connecting plate; 5, positioning groove; 6, positioning hole; 7, positioning column; 8, first spring; 9, first stopper; 10, upper cross bar; 11, movable groove; 12, movable column; 13, vertical bar; 14, connecting groove; 15, connecting rod; 16, movable hole; 17, fixed groove; 18, fixed column; 19, second spring; 20, second stopper; 21, spike; 22, reflective strip; 23, slide groove; 24, slide rod; 25, support plate. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-Figure 4As shown, a municipal guardrail comprises two upright posts 1, a lower cross bar 2 is detachably arranged between the two upright posts 1, mounting holes 3 are respectively opened on one side of the two upright posts 1, connecting plates 4 are respectively fixed to the left and right walls of the lower cross bar 2, the two connecting plates 4 are respectively detachably arranged in the two mounting holes 3, positioning grooves 5 are respectively opened on the outer front sides of the two connecting plates 4, positioning holes 6 are respectively opened on the outer front sides of the two upright posts 1, the two positioning holes 6 are respectively connected with the inside of the two mounting holes 3, positioning posts 7 are respectively slidably inserted in the inside of the two positioning holes 6, the two positioning posts 7 are respectively slidably inserted in the two positioning grooves 5, the first springs 8 are respectively fixed on the outer front sides of the two upright posts 1, and the two second springs 8 are respectively fixed on the outer front sides of the two upright posts 1. A spring 8 is respectively wrapped around the two positioning columns 7, and the front ends of the two positioning columns 7 are respectively fixed with first blocks 9, and the rear sides of the outer walls of the two first blocks 9 are respectively fixedly connected to the front ends of the two first springs 8. The top surface of the column 1 is detachably provided with an upper cross bar 10, and the top surfaces of the two columns 1 are respectively provided with movable grooves 11. Two movable columns 12 are fixed to the bottom surface of the upper cross bar 10, and the two movable columns 12 are respectively detachably arranged in the two movable grooves 11. A plurality of vertical rods 13 are fixed to the top surface of the lower cross bar 2, and the top surfaces of the plurality of vertical rods 13 are respectively provided with connecting grooves 14. A plurality of connecting rods 15 are fixed to the bottom surface of the upper cross bar 10, and the plurality of connecting rods 15 are respectively slidably inserted in the plurality of connecting grooves 14.

[0023] When in use, the staff first pulls the positioning column 7, at which time the first spring 8 is in a stretched state, and then slides the two connecting plates 4 into the two mounting holes 3 respectively, and then loosens the positioning column 7, which is facilitated by the first spring 8 to automatically reset the positioning column 7, so that the positioning column 7 is slidably inserted into the positioning groove 5, and the installation of the two columns 1 and the lower cross bar 2 is completed; on the contrary, when disassembly is required, the positioning column 7 is first pulled to make the positioning column 7 away from the inside of the positioning groove 5, and the lower cross bar 2 can be taken out, completing the disassembly of the two columns 1 and the lower cross bar 2, thereby facilitating the staff to quickly disassemble and assemble the column 1 and the lower cross bar 2 without the need for additional auxiliary tools, thereby reducing the difficulty of maintenance and improving work efficiency.

[0024] like Figure 1-Figure 4 As shown, movable holes 16 are respectively opened on the front sides of the outer walls of the two columns 1, and the two movable holes 16 are respectively connected to the inside of the two movable grooves 11, and a plurality of fixed grooves 17 are respectively opened on the front sides of the outer walls of the two movable columns 12. Fixed columns 18 are slidably inserted into the insides of the two movable holes 16, and the two fixed columns 18 are slidably inserted into the two fixed grooves 17, respectively. Two second springs 19 are fixed to the front sides of the outer walls of the two columns 1, and the two second springs 19 are respectively surrounded on the two fixed columns 18, and second blocks 20 are respectively fixed to the front ends of the two fixed columns 18, and the rear sides of the outer walls of the two second blocks 20 are respectively fixedly connected to the front ends of the two second springs 19.

[0025] During use, the staff first pulls the fixed column 18, at which time the second spring 19 is in a stretched state, and then the movable column 12 is slidably inserted into the movable groove 11, and then the fixed column 18 is loosened, and the second spring 19 is used to automatically reset the fixed column 18, so that the fixed column 18 is slidably inserted into the fixed groove 17, and the installation of the movable column 12 and the upper cross bar 10 is completed; on the contrary, when disassembly is required, the fixed column 18 is pulled so that the fixed column 18 is away from the inside of the fixed groove 17, and the movable column 12 can be pulled out, and the disassembly of the movable column 12 and the upper cross bar 10 is completed, thereby facilitating the staff to disassemble and assemble the movable column 12 and the upper cross bar 10, and at the same time, through a plurality of fixed grooves 17, it is convenient for the staff to adjust the height of the movable column 12 and the upper cross bar 10, which is beneficial to improving the practicality of the guardrail.

[0026] like Figure 1-Figure 4 As shown, a plurality of spikes 21 are fixed to the top surface of the upper crossbar 10 , and a plurality of reflective strips 22 are respectively fixed to the outer side walls of the two upright posts 1 .

[0027] In use, the spikes 21 are helpful to effectively prevent people from trying to climb over the guardrail, thus playing a certain role in safety protection. The reflective strips 22 are helpful to reflect vehicle lights at night or in low light conditions, thus improving the visibility of the guardrail and reducing the possibility of accidents.

[0028] like Figure 1-Figure 4 As shown, slide grooves 23 are respectively opened on the left and right sides of the inner walls of the two movable grooves 11, and slide rods 24 are respectively fixed on the left and right sides of the outer walls of the two movable columns 12. The two slide rods 24 are respectively slidably arranged in the two slide grooves 23, and a plurality of support plates 25 are respectively fixed on the outer side walls of the two columns 1.

[0029] In use, the slide groove 23 and the slide rod 24 are used to limit the movable column 12 to prevent the movable column 12 from deflecting, thereby improving the stability of the movable column 12. The support plate 25 is used to provide support force to the column 1, thereby improving the overall stability of the guardrail.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A municipal guardrail, comprising two upright posts (1), characterized in that: A lower cross bar (2) is detachably arranged between the two upright posts (1), a mounting hole (3) is respectively provided on one side of the two upright posts (1), a connecting plate (4) is respectively fixed to the left and right walls of the lower cross bar (2), the two connecting plates (4) are respectively detachably arranged in the two mounting holes (3), a positioning groove (5) is respectively provided on the front sides of the outer walls of the two connecting plates (4), a positioning hole (6) is respectively provided on the front sides of the outer walls of the two upright posts (1), the two positioning holes (6) are respectively connected to the inside of the two mounting holes (3), a positioning column (7) is respectively slidably inserted in the inside of the two positioning holes (6), the two positioning columns (7) are respectively slidably inserted in the two positioning grooves (5), a first spring (8) is respectively fixed to the front sides of the outer walls of the two upright posts (1), the two first springs (8) are respectively surrounded by On the two positioning columns (7), the front ends of the two positioning columns (7) are respectively fixed with first blocks (9), and the rear sides of the outer walls of the two first blocks (9) are respectively fixedly connected to the front ends of the two first springs (8). The top surface of the column (1) is detachably provided with an upper cross bar (10), and the top surfaces of the two columns (1) are respectively provided with movable grooves (11). The bottom surface of the upper cross bar (10) is fixed with two movable columns (12), and the two movable columns (12) are respectively detachably arranged in the two movable grooves (11). The top surface of the lower cross bar (2) is fixed with a plurality of vertical rods (13), and the top surfaces of the plurality of vertical rods (13) are respectively provided with connecting grooves (14). The bottom surface of the upper cross bar (10) is fixed with a plurality of connecting rods (15), and the plurality of connecting rods (15) are respectively slidably inserted in the plurality of connecting grooves (14).

2. A municipal protection fence according to claim 1, characterized in that: The front sides of the outer walls of the two uprights (1) are respectively provided with movable holes (16), and the two movable holes (16) are respectively connected to the inside of the two movable grooves (11); the front sides of the outer walls of the two movable columns (12) are respectively provided with a plurality of fixed grooves (17); the insides of the two movable holes (16) are respectively provided with fixed columns (18) which can be slidably inserted; the two fixed columns (18) can be slidably inserted in the two fixed grooves (17); the front sides of the outer walls of the two uprights (1) are fixed with two second springs (19), and the two second springs (19) are respectively surrounded on the two fixed columns (18); the front ends of the two fixed columns (18) are respectively fixed with second stoppers (20), and the rear sides of the outer walls of the two second stoppers (20) are respectively fixedly connected to the front ends of the two second springs (19).

3. A municipal protection fence according to claim 2, characterized in that: A plurality of spike portions (21) are fixed on the top surface of the upper cross bar (10).

4. A municipal protection fence according to claim 1, characterized in that: A plurality of reflective strips (22) are respectively fixed to the outer side walls of the two upright posts (1).

5. A municipal protection fence according to claim 4, characterized in that: Slide grooves (23) are respectively provided on the left and right sides of the inner walls of the two movable grooves (11), and slide rods (24) are respectively fixed on the left and right sides of the outer walls of the two movable columns (12), and the two slide rods (24) are respectively slidably arranged in the two slide grooves (23).

6. The municipal protection fence according to claim 1, characterized in that: A plurality of support plates (25) are respectively fixed to the outer side walls of the two upright posts (1).

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