Municipal guardrail capable of preventing climbing over

Abstract

The municipal guardrail is characterized in that a bottom rod is mounted at the bottom of a vertical pipe, a plurality of protective pipes are mounted at the top of the bottom rod at equal intervals, top rods are mounted at the tops of the vertical pipe and the protective pipes, heightening rods are slidably clamped in the protective pipes, and side rods are slidably clamped in the vertical pipe; the connecting piece is pulled to drive the long connecting rod to move upwards, so that the heightening rod, the side rod and the movable limiting block are driven to move upwards to a proper height, the fixing screw hole is aligned with one positioning round hole, finally, the fixing screw rod is screwed into the fixing screw hole and penetrates through the positioning round hole, and then the heightening rod and the side rod are fixed. The bottoms of the side rods are fixed, and the long connecting rods of the adjacent guardrails are connected through the connecting pieces and the mounting screws, so that the heightening rods and the side rods are moved out of a proper height, the height can be adjusted according to setting requirements, the crossing difficulty of the guardrails is increased, and the effect of preventing people from crossing is achieved.

Description

Technical Field

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

[0002] Municipal road guardrail is also called urban traffic galvanized spray-coated steel guardrail. It is beautiful and novel, easy to install, safe and reliable, and has a favorable price. It is suitable for the isolation of urban traffic arteries, green belts in the middle of highways, bridges, secondary roads, township roads and various highway toll gates. The leading products include: solar anti-glare guardrail, galvanized steel isolation fence, municipal road isolation guardrail, pedestrian road guardrail, motorized and non-motorized isolation guardrail, road center isolation guardrail, road isolation guardrail with billboard, river safety guardrail, lawn flower bed guardrail, etc.

[0003] However, the guardrails currently used by the municipality are of fixed height and difficult to adjust. Some people simply climb over the guardrails for convenience, posing a serious safety hazard. Utility Model Content

[0004] The utility model provides a municipal guardrail for preventing climbing over, which can effectively solve the problem in the above background technology that the guardrail currently used in the municipal government is fixed in height and difficult to adjust in height, and some people will directly climb over the guardrail for convenience, which poses a serious safety hazard.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a municipal guardrail for preventing climbing over, comprising a vertical pipe, a bottom rod is installed at the bottom of the vertical pipe, a plurality of protective pipes are installed at equal distances on the top of the bottom rod, a top rod is installed on the top of the vertical pipe and the protective pipe, a heightening rod is slidably connected inside the protective pipe, a side rod is slidably connected inside the vertical pipe, a long connecting rod is installed on the top of the heightening rod and the side rod, two limiting long holes are opened on one side of the vertical pipe, a plurality of positioning circular holes are opened at equal distances on one side of the vertical pipe, a movable limiting block is installed at the position of the limiting long hole at the bottom of the side rod, a fixing screw hole is opened at the bottom of the side rod and in the middle of the movable limiting block, and a fixing screw is screwed into the fixing screw hole;

[0006] Both ends of the top of the long connecting rod are provided with connecting screw holes, and both ends of the bottom of the long connecting rod are installed with connecting nuts. A connecting screw is screwed into the connecting screw hole, and a connecting piece is rotatably connected to the top of the connecting screw, and one end of the connecting piece is clamped with the mounting screw.

[0007] Preferably, the movable limiting block is in sliding contact with the outer side of the vertical pipe, and the movable limiting block passes through the limiting long hole and is connected to the bottom of the side rod.

[0008] Preferably, the inner diameter of the positioning circular hole is equal to the inner diameter of the fixing screw hole, and the middle portion of the fixing screw passes through the positioning circular hole.

[0009] Preferably, the interior of the connecting nut is communicated with the connecting screw hole, rotating circular holes are provided at both ends of the connecting piece, and the mounting screw and the connecting screw are both installed inside the rotating circular holes.

[0010] Preferably, fixed blocks are installed at the front and rear ends of the bottom of the vertical pipe, a fixed plate is installed at one end of the fixed block, a rotating clamping block is rotatably installed outside a fixed block at the bottom of the vertical pipe, a clamping groove is provided at one end of the rotating clamping block, a water storage tank is provided in the middle of the bottom rod, two water adding holes are provided at the top of the bottom rod, a sealing cover is clamped at the top of the water adding hole, and a detent groove is provided at the top of the sealing cover.

[0011] Preferably, the outer diameter of the fixing plate is twice the outer diameter of the fixing block;

[0012] The water adding hole is in the shape of an open trumpet.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a scientific and reasonable structure and is safe and convenient to use:

[0014] 1. By setting a heightening rod, a side rod, a long connecting rod, a limit long hole, a positioning circular hole, a movable limit block, a fixed screw hole, a fixed screw, a connecting screw hole, a connecting piece and an installation screw, the connecting piece is pulled to drive the long connecting rod to move upward, thereby driving the heightening rod, the side rod and the movable limit block to move upward to a suitable height, and aligning the fixed screw hole with a positioning circular hole, and finally screwing the fixed screw into the fixed screw hole and passing through the positioning circular hole to fix the bottom of the side rod. The long connecting rods of adjacent guardrails are connected by connecting pieces and installation screws, so that the heightening rod and the side rod are moved to a suitable height. The height can be adjusted according to the setting needs to increase the difficulty of climbing over the guardrail, thereby preventing people from climbing over.

[0015] 2. Place the guardrail at the required position by setting a fixed block, a fixed plate, a rotating block, a connecting groove, a water storage tank, a water adding hole, a sealing cover and a triggering groove. Trigger the sealing cover through the triggering groove, remove the sealing cover to expose the water adding hole, add water to the water storage tank through the water adding hole, increase the counterweight of the bottom rod, and make the guardrail more stable and not easy to shift. When multiple guardrails are placed continuously, the vertical pipes of the guardrails will contact each other. Rotate the rotating block so that the connecting groove of the rotating block is connected with the fixed block of the adjacent guardrail. Through the limiting of the fixed plate, the connection is more firm and stable, and the continuous splicing of the guardrail is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] In the attached picture:

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

[0019] Figure 2 It is a cross-sectional view of the vertical pipe of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the utility model heightening rod;

[0021] Figure 4 It is a structural schematic diagram of the rotating clamp block of the utility model;

[0022] Numbers in the figure: 1. Vertical pipe; 2. Bottom rod; 3. Protective tube; 4. Top rod; 5. Heightening rod; 6. Side rod; 7. Long connecting rod; 8. Long limit hole; 9. Positioning round hole; 10. Movable limit block; 11. Fixing screw hole; 12. Fixing screw; 13. Connecting screw hole; 14. Connecting nut; 15. Connecting screw; 16. Connecting plate; 17. Mounting screw; 18. Fixing block; 19. Fixing plate; 20. Rotating clamping block; 21. Clamping groove; 22. Water storage tank; 23. Water adding hole; 24. Sealing cover; 25. Triggering groove. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0024] Example: Figure 1-4 As shown, the utility model provides a technical solution, a municipal guardrail for preventing climbing, including a vertical pipe 1, a bottom rod 2 is installed at the bottom of the vertical pipe 1, a plurality of protective pipes 3 are installed at equal distances on the top of the bottom rod 2, a top rod 4 is installed on the top of the vertical pipe 1 and the protective pipe 3, a heightening rod 5 is slidably connected inside the protective pipe 3, a side rod 6 is slidably connected inside the vertical pipe 1, a long connecting rod 7 is installed on the top of the heightening rod 5 and the side rod 6, two limiting long holes 8 are opened on one side of the vertical pipe 1, a plurality of positioning circular holes 9 are equidistantly opened on one side of the vertical pipe 1, and a top rod 4 is installed on the top of the side rod 6. A movable limit block 10 is installed at the position corresponding to the limit long hole 8. The movable limit block 10 is in sliding contact with the outer side of the vertical pipe 1. The movable limit block 10 passes through the limit long hole 8 and is connected to the bottom of the side rod 6, which is convenient for the installation of the movable limit block 10. The bottom of the side rod 6 and the middle of the movable limit block 10 are both provided with fixing screw holes 11. A fixing screw 12 is screwed into the fixing screw hole 11. The inner diameter of the positioning circular hole 9 is equal to the inner diameter of the fixing screw hole 11. The middle part of the fixing screw 12 passes through the positioning circular hole 9, which is convenient for fixing the movable limit block 10.

[0025] Both ends of the top of the long connecting rod 7 are provided with connecting screw holes 13, and both ends of the bottom of the long connecting rod 7 are installed with connecting nuts 14. A connecting screw 15 is screwed into the connecting screw hole 13. A connecting piece 16 is rotatably connected to the top of the connecting screw 15. An installation screw 17 is clamped at one end of the connecting piece 16. The interior of the connecting nut 14 is connected to the connecting screw hole 13, and rotating circular holes are provided at both ends of the connecting piece 16. The installation screw 17 and the connecting screw 15 are both installed inside the rotating circular holes to facilitate the rotating installation of the connecting piece 16.

[0026] A fixed block 18 is installed at the front and rear ends of the bottom of the vertical pipe 1. A fixed plate 19 is installed at one end of the fixed block 18. The outer diameter of the fixed plate 19 is twice the outer diameter of the fixed block 18, which is convenient for limiting the rotating block 20. A rotating block 20 is rotatably installed on the outside of a fixed block 18 at the bottom of a vertical pipe 1. A clamping groove 21 is provided at one end of the rotating block 20. A water storage tank 22 is provided in the middle of the bottom rod 2. Two water adding holes 23 are provided on the top of the bottom rod 2. The water adding holes 23 are open trumpet-shaped for convenient water adding. A sealing cover 24 is clamped on the top of the water adding hole 23, and a detent groove 25 is provided on the top of the sealing cover 24.

[0027] The working principle and use process of the utility model are as follows: when installing the guardrail, first place the guardrail at the required position, and then press the sealing cover 24 through the press groove 25, remove the sealing cover 24, expose the water adding hole 23, add water to the inside of the water storage tank 22 through the water adding hole 23, increase the counterweight of the bottom rod 2, and after the water adding is completed, press the sealing cover 24 through the press groove 25, and cover the sealing cover 24 at the position of the water adding hole 23. When multiple guardrails are placed continuously, the vertical pipes 1 of the guardrails will contact each other, and the rotating block 20 will be rotated to make the clamping groove 21 of the rotating block 20 clamped with the fixed block 18 of the adjacent guardrail. Through the limiting of the fixing plate 19, the clamping is more firm and stable, and the continuous splicing of the guardrails is completed;

[0028] After the guardrail is spliced, the connecting piece 16 is pulled to drive the long connecting rod 7 to move upward, thereby driving the heightening rod 5, the side rod 6 and the movable limit block 10 to move upward to a suitable height, and aligning the fixing screw hole 11 with a positioning circular hole 9, and finally screwing the fixing screw 12 into the fixing screw hole 11, and passing through the positioning circular hole 9, fixing the bottom of the side rod 6, so that the heightening rod 5 and the side rod 6 are moved out to a suitable height, increasing the protective height of the guardrail to prevent people from climbing over, and after the adjacent heightening rods 5 and side rods 6 are also moved out to the same height, the connecting piece 16 is rotated to align the rotating circular hole at one end of the connecting piece 16 with the connecting screw hole 13 on the long connecting rod 7 of the adjacent guardrail, and then screwing in the installation screw 17 to fix the connecting piece 16 to the adjacent long connecting rod 7.

[0029] Finally, it should be noted that the above description is only a preferred example of the present utility model and is not intended to limit the present utility model. Although the present utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A municipal guardrail for preventing climbing over, comprising a riser (1), characterized in that: A bottom rod (2) is installed at the bottom of the vertical pipe (1), a plurality of protective tubes (3) are equidistantly installed on the top of the bottom rod (2), a top rod (4) is installed on the top of the vertical pipe (1) and the protective tube (3), a heightening rod (5) is slidably connected inside the protective tube (3), a side rod (6) is slidably connected inside the vertical pipe (1), a long connecting rod (7) is installed on the top of the heightening rod (5) and the side rod (6), two limiting long holes (8) are provided on one side of the vertical pipe (1), a plurality of positioning circular holes (9) are equidistantly provided on one side of the vertical pipe (1), a movable limiting block (10) is installed at the position of the bottom of the side rod (6) corresponding to the limiting long hole (8), a fixing screw hole (11) is provided at the bottom of the side rod (6) and in the middle of the movable limiting block (10), and a fixing screw (12) is screwed into the fixing screw hole (11); Both ends of the top of the long connecting rod (7) are provided with connecting screw holes (13), and both ends of the bottom of the long connecting rod (7) are provided with connecting nuts (14). A connecting screw (15) is screwed into the connecting screw hole (13), and a connecting plate (16) is rotatably connected to the top of the connecting screw (15), and one end of the connecting plate (16) is clamped with a mounting screw (17).

2. The municipal guardrail for preventing climbing over according to claim 1, characterized in that: The movable limit block (10) is in sliding contact with the outer side of the vertical pipe (1), and the movable limit block (10) passes through the limit long hole (8) and is connected to the bottom of the side rod (6).

3. The municipal guardrail for preventing climbing over according to claim 1, characterized in that: The inner diameter of the positioning circular hole (9) is equal to the inner diameter of the fixing screw hole (11), and the middle portion of the fixing screw rod (12) passes through the positioning circular hole (9).

4. The municipal guardrail for preventing climbing over according to claim 1, characterized in that: The interior of the connecting nut (14) is communicated with the connecting screw hole (13), and rotating circular holes are provided at both ends of the connecting piece (16), and the mounting screw rod (17) and the connecting screw rod (15) are both installed inside the rotating circular holes.

5. The municipal guardrail for preventing climbing over according to claim 1, characterized in that: The front and rear ends of the bottom of the vertical pipe (1) are both installed with fixed blocks (18), one end of the fixed block (18) is installed with a fixed sheet (19), a rotating block (20) is rotatably installed outside a fixed block (18) at the bottom of the vertical pipe (1), one end of the rotating block (20) is provided with a clamping groove (21), a water storage tank (22) is provided in the middle of the bottom rod (2), two water adding holes (23) are provided at the top of the bottom rod (2), a sealing cover (24) is clamped at the top of the water adding hole (23), and a buckling groove (25) is provided at the top of the sealing cover (24).

6. The municipal guardrail for preventing climbing over according to claim 5, characterized in that: The outer diameter of the fixing plate (19) is twice the outer diameter of the fixing block (18); The water adding hole (23) is in the shape of an open trumpet.

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