Warning guardrail for highway bridge engineering construction

Abstract

The utility model relates to the field of warning guardrail devices, and discloses a warning guardrail for highway bridge engineering construction, which comprises a shell and two fixing plates, the two fixing plates are respectively arranged at the front end and the rear end of the shell, two sides of the top end of the shell are respectively and fixedly connected with a warning lamp, the top end of the inner side wall of the shell is fixedly connected with a power supply, and the power supply is fixedly connected with the shell. The two fixing plates are fixedly connected with the positions, close to the lower portions, of the front end and the rear end of the shell, telescopic rods are fixedly connected to the two sides of the top ends of the two fixing plates correspondingly, supporting pads are fixedly connected to the movable ends of the four telescopic rods correspondingly, and four first universal wheels are arranged at the bottom end of the shell in a rectangular array. According to the warning guardrail for highway and bridge engineering construction, the warning function of the guardrail in the horizontal direction is effectively expanded by arranging the telescopic guardrail in the guardrail, and meanwhile the warning effect on pedestrians and vehicles can be effectively achieved through the warning lamps and the reflective strips.

Description

Technical Field

[0001] The utility model relates to the field of warning guardrail devices, in particular to a warning guardrail for highway bridge engineering construction. Background Art

[0002] When constructing highway bridges, warning guardrails are often used to warn passing vehicles and pedestrians. Warning guardrails are usually required to be eye-catching. Warning guardrails need to be placed during the construction process to alert passing personnel and vehicles.

[0003] Although the prior art uses guardrails to warn passing vehicles and pedestrians, there is a problem in adjusting the protected area according to the requirements of use, which causes too many guardrails to occupy a large space during transportation. Therefore, those skilled in the art provide a warning guardrail for highway bridge construction to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a warning guardrail for highway bridge construction, which improves the warning guardrail for highway bridge construction by arranging a retractable guardrail in the guardrail to effectively expand the warning effect of the guardrail in the horizontal direction, and at the same time utilizes warning lights and reflective tapes to effectively warn pedestrians and vehicles.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a warning guardrail for highway bridge engineering construction, comprising a shell and two fixed plates, the two fixed plates are respectively arranged at the front end and the rear end of the shell, the two sides of the top of the shell are respectively fixedly connected with warning lights, the top of the inner wall of the shell is fixedly connected with a power supply, the two fixed plates are fixedly connected to the front end and the rear end of the shell at the lower position, the two fixed plates are respectively fixedly connected with telescopic rods at the two sides of the top of the two fixed plates, the movable ends of the four telescopic rods are respectively fixedly connected with support pads, and the bottom end of the shell is rectangularly arrayed with four first universal wheels;

[0006] A first mounting plate is fixedly connected to one side of the inner side wall of the shell, and a second mounting plate is fixedly connected to the other side of the inner side wall of the shell, and screw rods are rotatably connected between the two first mounting plates and the two second mounting plates, and moving blocks are respectively threadedly connected to the outer sides of the two screw rods, and a motor is fixedly connected to the other side of the two second mounting plates, and limiting grooves are respectively provided on the front and rear sides of the bottom end of the inner side wall of the shell, and the inner side walls of the two limiting grooves are respectively slidably connected to guardrails, and the bottom ends of the two guardrails are respectively fixedly connected to a side away from the shell. Second universal wheels;

[0007] Through the above technical solution, by arranging a retractable guardrail in the guardrail, the warning effect of the guardrail in the horizontal direction is effectively expanded, and at the same time, the warning light and reflective tape are used to effectively warn pedestrians and vehicles.

[0008] Furthermore, the two moving blocks are respectively fixedly connected to one side of the guardrail;

[0009] Through the above technical solution, the guardrail can be effectively driven to move.

[0010] Furthermore, the two output ends of the motors respectively pass through the second mounting plate and are fixedly connected to one end of the screw rod;

[0011] Through the above technical solution, the screw rod is effectively driven to rotate.

[0012] Furthermore, the movable ends of the four telescopic rods respectively penetrate the upper surface of the fixed plate and are fixedly connected to the support pad;

[0013] Through the above technical solution, the shell is effectively supported to prevent deviation during use.

[0014] Furthermore, both of the warning lights are electrically connected to a power source;

[0015] Through the above technical solution, the warning light is effectively powered.

[0016] Furthermore, a limiting block is respectively arranged on one side of the bottom end of the two guardrails, and the two limiting blocks are both slidably connected to the limiting groove;

[0017] Through the above technical solution, the movement of the guardrail is effectively restricted.

[0018] Furthermore, the front ends of the two guardrails are respectively fixedly connected with reflective tapes on one side away from the shell;

[0019] The above technical solution can effectively serve as a warning.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, two guardrails are arranged in the shell. The motor drives the screw rod to rotate, so that the guardrails can be effectively unfolded, thereby expanding the protection area of ​​the warning guardrail in the horizontal direction. The guardrails can be stored when not in use, which can reduce the space occupied by the guardrails and facilitate transportation.

[0022] 2. In the utility model, fixed plates are respectively provided on both sides of the shell, telescopic rods are provided on the fixed plates, and universal wheels are provided on the guardrail and the bottom of the shell. By moving the device through the universal wheels, the work intensity of the staff can be reduced. At the same time, the telescopic rod can be used to support the guardrail moved to the specified position to avoid deviation and avoid safety hazards.

[0023] 3. In the utility model, a warning light is arranged on the top of the shell, and a reflective tape is also arranged on the guardrail, which has a warning effect. In the case of insufficient light at night, it can serve as a warning to passers-by and vehicles, thereby improving the safety of the guardrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a warning guardrail for highway bridge engineering construction proposed by the utility model;

[0025] Figure 2 This is a cross-sectional view of a warning guardrail for highway bridge engineering construction proposed by the utility model;

[0026] Figure 3 This is a front view of a warning guardrail for highway bridge engineering construction proposed by the utility model;

[0027] Figure 4 The utility model is a side view of a warning guardrail for highway bridge engineering construction.

[0028] Legend:

[0029] 1. Shell; 2. Warning light; 3. Fixed plate; 4. Telescopic rod; 5. Support pad; 6. Guardrail; 7. Reflective tape; 8. First mounting plate; 9. Screw rod; 10. Moving block; 11. Limiting groove; 12. Second mounting plate; 13. Motor; 14. First universal wheel; 15. Second universal wheel; 16. Power supply. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of 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.

[0031] Reference Figure 1-4The utility model provides an embodiment: a warning guardrail for highway bridge engineering construction, including a shell 1 and two fixed plates 3, the two fixed plates 3 are respectively arranged at the front end and the rear end of the shell 1, the top of the shell 1 is respectively fixedly connected with warning lights 2, the top of the inner wall of the shell 1 is fixedly connected with a power supply 16, the two fixed plates 3 are fixedly connected to the front end and the rear end of the shell 1 at the lower position, the two fixed plates 3 are respectively fixedly connected with telescopic rods 4 on the top sides, the movable ends of the four telescopic rods 4 are respectively fixedly connected with support pads 5, the bottom end of the shell 1 is rectangularly arrayed with four first universal wheels 14, on the two sides of the shell 1 A fixed plate 3 is provided on each side, a telescopic rod 4 is provided on the fixed plate 3, and universal wheels are provided at the bottom of the guardrail 6 and the shell 1. The work intensity of the staff can be reduced by moving the device through the universal wheel pair. At the same time, the telescopic rod 4 can be used to support the guardrail 6 moved to the specified position to avoid deviation and thus cause safety hazards. A warning light 2 is provided on the top of the shell 1, and a reflective tape 7 is also provided on the guardrail 6, which has a warning function. In the case of insufficient light at night, it can serve as a warning to passers-by and vehicles, thereby improving the safety of the guardrail 6.

[0032] A first mounting plate 8 is fixedly connected to one side of the inner wall of the shell 1, and a second mounting plate 12 is fixedly connected to the other side of the inner wall of the shell 1. Screw rods 9 are rotatably connected between the two first mounting plates 8 and the two second mounting plates 12, and moving blocks 10 are respectively threadedly connected to the outer sides of the two screw rods 9. A motor 13 is fixedly connected to the other side of the two second mounting plates 12. Limiting grooves 11 are respectively provided on the front and rear sides of the bottom end of the inner wall of the shell 1, and the inner walls of the two limiting grooves 11 are respectively slidably connected to guardrails 6. The bottom ends of the two guardrails 6 are fixedly connected to the side away from the shell 1 with second universal wheels 15. Two guardrails 6 are arranged in the shell 1. The screw rod 9 is driven to rotate by the motor 13, so that the guardrails 6 can be effectively unfolded, thereby expanding the protection area of ​​the warning guardrail 6 in the horizontal direction. The guardrail 6 can be stored when not in use, which can reduce the space occupied by the guardrail 6 and facilitate transportation.

[0033] The two moving blocks 10 are respectively fixedly connected to one side of the guardrail 6, the output ends of the two motors 13 respectively pass through the second mounting plate 12 and are fixedly connected to one end of the screw rod 9, the movable ends of the four telescopic rods 4 respectively pass through the upper end surface of the fixed plate 3 and are fixedly connected to the support pad 5, the two warning lights 2 are both electrically connected to the power supply 16, and a limit block is respectively provided on one side of the bottom end of the two guardrails 6, and the two limit blocks are both slidably connected to the limit groove 11, and the front end of the two guardrails 6 away from the shell 1 is respectively fixedly connected with a reflective tape 7.

[0034] Working principle: two guardrails 6 are arranged in the shell 1, and the lead screw 9 is driven to rotate by the motor 13, so that the guardrail 6 can be effectively unfolded, thereby expanding the protection area of ​​the warning guardrail 6 in the horizontal direction. The guardrail 6 can be stored when not in use, which can reduce the space occupied by the guardrail 6 and facilitate transportation. Fixed plates 3 are respectively arranged on both sides of the shell 1, and telescopic rods 4 are arranged on the fixed plates 3. At the same time, universal wheels are arranged at the bottom of the guardrail 6 and the shell 1. The work intensity of the staff can be reduced by moving the universal wheel pair device. At the same time, the telescopic rod 4 can be used to support the guardrail 6 moved to the specified position to avoid deviation, so as to avoid safety hazards. A warning light 2 is arranged on the top of the shell 1, and a reflective tape 7 is also arranged on the guardrail 6, which has a warning function. In the case of insufficient light at night, it can serve as a warning to passers-by and vehicles, thereby improving the safety of the guardrail 6.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or 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 invention should be included in the protection scope of the present invention.

Claims

1. A warning guardrail for highway bridge engineering construction, comprising a housing (1) and two fixing plates (3), wherein the two fixing plates (3) are respectively arranged at the front end and the rear end of the housing (1), characterized in that: Warning lights (2) are fixedly connected to both sides of the top of the shell (1), a power supply (16) is fixedly connected to the top of the inner wall of the shell (1), the two fixing plates (3) are fixedly connected to the front and rear ends of the shell (1) at the lower position, the two fixing plates (3) are fixedly connected to the top of the two fixing plates (3), the four movable ends of the four fixing plates (4) are fixedly connected to support pads (5), and the bottom of the shell (1) is provided with four first universal wheels (14) in a rectangular array. A first mounting plate (8) is fixedly connected to one side of the inner wall of the shell (1), and a second mounting plate (12) is fixedly connected to the other side of the inner wall of the shell (1). A screw rod (9) is rotatably connected between the two first mounting plates (8) and the two second mounting plates (12). The outer sides of the two screw rods (9) are respectively threadedly connected to a moving block (10). The other sides of the two second mounting plates (12) are fixedly connected to a motor (13). The front and rear sides of the bottom end of the inner wall of the shell (1) are respectively provided with a limiting groove (11). The inner walls of the two limiting grooves (11) are respectively slidably connected to a guardrail (6). The bottom ends of the two guardrails (6) away from the shell (1) are respectively fixedly connected to a second universal wheel (15).

2. The warning guardrail for highway bridge construction according to claim 1, characterized in that: The two moving blocks (10) are respectively fixedly connected to one side of the guardrail (6).

3. The warning guardrail for highway bridge construction according to claim 1 is characterized by: The output ends of the two motors (13) respectively pass through the second mounting plate (12) and are fixedly connected to one end of the screw rod (9).

4. The warning guardrail for highway bridge construction according to claim 1 is characterized by: The movable ends of the four telescopic rods (4) respectively penetrate the upper end surface of the fixed plate (3) and are fixedly connected to the support pad (5).

5. The warning guardrail for highway bridge construction according to claim 1 is characterized by: Both of the warning lights (2) are electrically connected to a power source (16).

6. The warning guardrail for highway bridge construction according to claim 1, characterized in that: A limiting block is respectively provided on one side of the bottom end of each of the two guardrails (6), and both limiting blocks are slidably connected to the limiting groove (11).

7. The warning guardrail for highway bridge construction according to claim 1, characterized in that: The front ends of the two guardrails (6) are respectively fixedly connected to a side away from the housing (1) with a reflective tape (7).

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