Liftable road fence for engineering construction

Abstract

The utility model relates to the technical field of municipal engineering, and discloses a liftable road fence for engineering construction, which comprises two supporting rods, moving rods are slidably connected in the supporting rods, sliding blocks are slidably connected in the moving rods, baffle plates are fixedly connected to the opposite sides of the two sliding blocks, supporting assemblies are arranged on the rear sides of the baffle plates, and the supporting assemblies are arranged on the rear sides of the baffle plates. A rotating shaft is rotatably connected to the interiors of the two supporting rods, two gears are fixedly connected to the periphery of the rotating shaft, a rack is fixedly connected to the rear side of the moving rod, the rack is in meshed connection with the gears, one end of the rotating shaft penetrates through one supporting rod, and one end of the rotating shaft is fixedly connected with a rotating rod. According to the fence, the height of the baffles can be adjusted in various modes so that the fence can meet different use requirements, the telescopic columns slide in the supporting columns so that the length of the telescopic columns can be adjusted, and the telescopic columns and the supporting columns can support the baffles with different heights.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal engineering, in particular to a road enclosure that can be raised and lowered for engineering construction. Background Art

[0002] Municipal engineering is the cornerstone of urban development. It covers a wide range of areas, including roads, bridges, drainage systems, water supply systems, sewage treatment facilities, parks, squares and other urban infrastructure and public service projects. The planning, design, construction and maintenance of these projects are crucial to the sustainable development of cities, and directly affect the quality of life of urban residents, the beauty and comfort of the urban environment, and the overall competitiveness of the city.

[0003] The planning stage of municipal engineering projects needs to consider many factors, including urban planning, land use, environmental protection, traffic flow, population growth, etc., to ensure the feasibility and effectiveness of the project. In the design stage, engineers need to fully consider various indicators, such as the functionality, economy, maintainability and environmental impact of the project, in order to meet the needs of urban residents and improve the overall quality of the city to the greatest extent.

[0004] A common facility in the construction of important municipal projects is road fences for construction. These fences play a vital role at the construction site. They are not only used to define the construction area and protect the safety of construction workers and pedestrians, but also to guide traffic flow and ensure the normal operation of traffic order. These fences are usually made of durable materials such as steel pipes, galvanized steel plates, concrete or plastics, with good stability and durability, and can withstand long-term use and various severe weather conditions.

[0005] In addition to providing safety and traffic guidance, road enclosures for construction projects can also beautify the urban environment and reduce construction noise and dust diffusion. Through careful design and layout, these enclosures can be coordinated with the surrounding environment, not only do not affect the urban landscape, but also enhance the overall image and quality of the city.

[0006] In municipal engineering, the installation and use of road enclosures for construction must comply with relevant regulations and standards to ensure that they meet safety requirements and do not affect surrounding traffic and residents' lives. In addition, regular maintenance and care are also the key to ensuring the long-term and effective use of enclosures, and timely repair and replacement of aging and damaged parts to ensure the stability and functional integrity of the enclosures.

[0007] In general, road fencing for construction projects, as an important facility in municipal engineering, provides important support for urban construction and maintenance. They not only play a role in protection and guidance during the construction process, but also enhance the overall image and quality of the city, making positive contributions to the sustainable development of the city and the quality of life of residents.

[0008] The existing road fence is directly installed on the outer periphery of the supporting column, and the fence height is fixed and difficult to adjust, which makes it difficult for the road fence to adapt to different usage requirements and makes the application range of the road fence small. Therefore, a liftable road fence for engineering construction is proposed to solve the above problem. Summary of the invention

[0009] In order to make up for the above shortcomings, the utility model provides a liftable road enclosure for engineering construction, aiming to improve the problem of small application range of road enclosures in the prior art.

[0010] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0011] A road enclosure that can be lifted and lowered for engineering construction comprises two support rods, a moving rod is slidably connected inside the support rods, a slider is slidably connected inside the moving rods, a baffle is fixedly connected to the two sliders on the opposite sides, a support assembly is arranged on the rear side of the baffle, a rotating shaft is rotatably connected inside the two support rods, two gears are fixedly connected to the outer circumference of the rotating shaft, a rack is fixedly connected to the rear side of the moving rod, the rack is meshed with the gear, one end of the rotating shaft passes through one of the support rods, one end of the rotating shaft is fixedly connected to the rotating rod, a rotating plate is rotatably connected inside one of the support rods, the bottom of one end of the rotating plate abuts against the inside of one of the gears, and a reinforcing rod is fixedly connected to the opposite side of the two support rods;

[0012] Further, the support assembly includes a telescopic column, the telescopic column abuts against the rear side of the baffle, the outer periphery of the telescopic column is slidably connected to the support column, the bottom end of the support column is rotatably connected to the bottom plate, the top end of the support column is fixedly connected to the mounting block, the telescopic column passes through the mounting block, the interior of the mounting block is slidably connected to a moving shaft, one end of the moving shaft is rotatably connected to two rotating rods, one end of the rotating rod is rotatably connected to a fixed shaft, a plurality of evenly distributed mounting grooves are opened inside the telescopic column, and one end of the fixed shaft is slidably connected to the interior of the mounting groove;

[0013] Furthermore, a telescopic rod is fixedly connected inside one of the support rods, the bottom end of the telescopic rod is rotatably connected to the top side of the rotating plate, a spring 1 is sleeved on the outer periphery of the telescopic rod, the top end of the spring 1 abuts against the inside of the support rod, and the lower end of the spring 1 abuts against the top side of the rotating plate;

[0014] Furthermore, two protrusions are slidably connected inside the slider, one side of the protrusion is fixedly connected to a spring three, one end of the spring three is fixedly connected inside the slider, a plurality of evenly distributed grooves are opened inside the moving rod, and the protrusions are slidably connected inside the grooves;

[0015] Furthermore, a limit block is fixedly connected to the bottom side of the moving rod, and the limit block is slidably connected to the inside of the supporting rod;

[0016] Furthermore, the two support rods are fixedly connected with a mounting shaft on one side facing each other, and the rotating shaft is rotatably connected inside the mounting shaft;

[0017] Furthermore, a second spring is sleeved on the outer periphery of the movable shaft, one end of the second spring abuts against one side of the mounting block, and the other end of the second spring abuts against one end of the movable shaft;

[0018] Furthermore, two mounting frames are fixedly connected to the rear side of the baffle, a connecting shaft is fixedly connected to the inner side of the top end of the telescopic column, and the connecting shaft is rotatably connected inside the two mounting frames.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, the rotating rod is rotated to drive the rotating shaft to rotate, and the rotating shaft drives two gears to rotate so that the two gears respectively drive two racks to move, and the movement of the two racks respectively drives two moving rods to move up and down inside the two support rods to adjust the height of the baffle. The baffle slides on the opposite side of the two moving rods to adjust the height of the baffle again, so that the enclosure can adapt to a variety of usage requirements.

[0021] 2. In the utility model, the telescopic column and the support column can support the baffle to increase the stability of the enclosure. The telescopic column can slide inside the support column to adjust the length of the telescopic column, so that the telescopic column and the support column can support baffles of different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional schematic diagram of a liftable road enclosure for engineering construction proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of a support rod of a road enclosure that can be raised and lowered for engineering construction proposed by the utility model;

[0024] Figure 3 for Figure 2 A in the enlarged view;

[0025] Figure 4 This is a schematic diagram of the structure of the installation shaft of a liftable road enclosure for engineering construction proposed by the utility model;

[0026] Figure 5 This is a schematic diagram of the structure of a mounting block of a liftable road enclosure for engineering construction proposed by the utility model;

[0027] Figure 6This is a structural schematic diagram of a sliding block of a road enclosure that can be raised and lowered for engineering construction proposed by the utility model;

[0028] Legend:

[0029] 1. Baffle; 2. Slider; 3. Rotating rod; 4. Reinforcing rod; 5. Bottom plate; 6. Support column; 7. Support rod; 8. Mounting shaft; 9. Mounting block; 10. Telescopic column; 11. Mounting frame; 12. Connecting shaft; 13. Rotating plate; 14. Gear; 15. Limit block; 16. Rotating shaft; 17. Rack; 18. Telescopic rod; 19. Spring 1; 20. Spring 2; 21. Moving shaft; 22. Rotating rod; 23. Fixed shaft; 24. Moving rod; 25. Spring 3; 26. Bump. 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-Figure 3The utility model provides an embodiment of a liftable road enclosure for engineering construction, comprising two support rods 7, the support rods 7 are used to install a moving rod 24, the support rods 7 are slidably connected with the moving rod 24, the moving rod 24 can slide inside the support rod 7 to adjust the height of the baffle 1, the bottom side of the moving rod 24 is fixedly connected with a limiting block 15, the limiting block 15 is slidably connected inside the support rod 7, the installation of the limiting block 15 can prevent the moving rod 24 from falling off from the inside of the support rod 7, the moving rod 24 is slidably connected with a slider 2, the slider 2 can slide inside the moving rod 24 to adjust the height of the baffle 1 again, the two sliders 2 are fixedly connected with the baffle 1 on one side facing each other, the baffle 1 is used to prevent people from entering the construction site, the two support rods 7 are rotatably connected with a rotating shaft 16, the rotating shaft 16 can drive the two gears 14 to rotate at the same time, the outer periphery of the rotating shaft 16 is fixedly connected with two gears 14, the rear side of the moving rod 24 is fixedly connected with a rack 17, the rack 17 is meshed with the gear 14, and the rotation of the gear 14 can drive The rack 17 is lifted and lowered to drive the moving rod 24 to move. One end of the rotating shaft 16 passes through one of the supporting rods 7, and one end of the rotating shaft 16 is fixedly connected to the rotating rod 3. Pushing the rotating rod 3 can drive the rotating shaft 16 to rotate. One of the supporting rods 7 is rotatably connected to a rotating plate 13, and the bottom of one end of the rotating plate 13 abuts against the inside of one of the gears 14. One end of the rotating plate 13 is inserted into one of the gears 14 to block the rotation of the gear 14, thereby fixing the height of the moving rod 24. One of the supporting rods 7 is fixedly connected to a telescopic rod 18, and the bottom end of the telescopic rod 18 is rotatably connected to the top side of the rotating plate 13. The telescopic rod 18 is used to support a spring 19. A spring 19 is sleeved on the outer periphery of the telescopic rod 18. The top end of the spring 19 abuts against the inside of the supporting rod 7, and the bottom end of the spring 19 abuts against the top side of the rotating plate 13. The spring 19 can push the rotating plate 13 to rotate so as to be close to the gear 14. The two supporting rods 7 are fixedly connected to the opposite side with a reinforcing rod 4, and the reinforcing rod 4 is used to connect the two supporting rods 7 to each other.

[0032] Reference Figure 1 , Figure 5A support assembly is provided at the rear side of the baffle 1, and the support assembly includes a telescopic column 10, which abuts against the rear side of the baffle 1. Two mounting frames 11 are fixedly connected to the rear side of the baffle 1. A connecting shaft 12 is fixedly connected to the inner side of the top of the telescopic column 10. The connecting shaft 12 is rotatably connected to the inside of the two mounting frames 11. The telescopic column 10 can be installed inside the two mounting frames 11 through the connecting shaft 12. The outer periphery of the telescopic column 10 is slidably connected to the support column 6. The telescopic column 10 and the support column 6 can support the baffle 1. The bottom end of the support column 6 is rotatably connected to the bottom plate 5. The bottom plate 5 is used to increase the contact area between the support column 6 and the ground. A mounting block 9 is fixedly connected to the top of the support column 6. The telescopic column 10 passes through the mounting block 9. The mounting block 9 is used to install The movable shaft 21 is slidably connected to the mounting block 9, and a spring 20 is sleeved on the outer periphery of the movable shaft 21. One end of the spring 20 abuts against one side of the mounting block 9, and the other end of the spring 20 abuts against one end of the movable shaft 21. The movable shaft 21 can be pushed by the spring 20. One end of the movable shaft 21 is rotatably connected to two rotating rods 22. During the movement of the movable shaft 21, the rotating rod 22 can be driven to rotate. One end of the rotating rod 22 is rotatably connected to a fixed shaft 23. The rotation of the rotating rod 22 can drive the fixed shaft 23 to move. A plurality of evenly distributed mounting grooves are provided inside the telescopic column 10, and one end of the fixed shaft 23 is slidably connected to the inside of the mounting groove. One end of the fixed shaft 23 is inserted into the inside of the mounting groove to fix the height of the telescopic column 10.

[0033] Reference Figure 1 , Figure 6 There are two protrusions 26 slidably connected inside the slider 2, and a spring three 25 is fixedly connected to one side of the protrusion 26. One end of the spring three 25 is fixedly connected to the inside of the slider 2. A plurality of evenly distributed grooves are opened inside the moving rod 24. The protrusion 26 is slidably connected inside the groove. The protrusion 26 can be pushed by the spring three 25. The protrusion 26 is inserted into the groove to fix the position of the slider 2.

[0034] Reference Figure 1 , Figure 4 The two support rods 7 are fixedly connected with the mounting shaft 8 on one side facing each other, and the rotating shaft 16 is rotatably connected inside the mounting shaft 8 , and the mounting shaft 8 is used to protect the rotating shaft 16 .

[0035] Working principle: Before using the enclosure, place the enclosure at the edge of the construction site so that the enclosure isolates the construction site from the crowd and vehicles. When the height of the baffle 1 needs to be adjusted, the rotating plate 13 can be pressed to separate the bottom of the rotating plate 13 from the gear 14, and then the rotating rod 3 can be rotated to drive the rotating shaft 16 to rotate. During the rotation of the rotating shaft 16, the two gears 14 are driven to rotate. The two gears 14 drive the two moving rods 24 to rise and fall through the two racks 17, thereby adjusting the height of the baffle 1. In addition, the height of the baffle 1 can be adjusted by pulling the baffle 1 so that the sliders 2 on the left and right sides of the baffle 1 slide inside the two moving rods 24 respectively. When the two protrusions 26 inside the slider 2 are pushed by the two springs 25 and inserted into the grooves inside the moving rods 24, the height of the baffle 1 can be fixed. The height of the baffle 1 can be adjusted in a variety of ways so that the enclosure can adapt to different usage requirements. When the height of the baffle 1 is high, a telescopic column 10 and a support column 6 can be installed on the rear side of the baffle 1 to support the baffle 1 so that the baffle 1 remains stable. The telescopic column 10 slides inside the support column 6 to support the baffles 1 of different heights. When adjusting the length of the telescopic column 10, the movable shaft 21 can be pressed into the mounting block 9. During the movement of the movable shaft 21, the two fixed shafts 23 are driven to move relative to each other by the two rotating rods 22. Then, the telescopic column 10 can be pulled to adjust the length. After the length adjustment of the telescopic column 10 is completed, the movable shaft 21 is released. The movable shaft 21 is pushed by the spring 20 to move to the outside of the mounting block 9 and drive the two fixed shafts 23 to move toward each other. When the fixed shaft 23 is inserted into the groove inside the moving rod 24, the length of the telescopic column 10 can be fixed.

[0036] 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 road enclosure that can be raised and lowered for construction projects, comprising two support rods (7), characterized in that: The support rod (7) is slidably connected to a moving rod (24), and the moving rod (24) is slidably connected to a slider (2). Two sliders (2) are fixedly connected to a baffle (1) on opposite sides. A support assembly is arranged on the rear side of the baffle (1). The two support rods (7) are rotatably connected to a rotating shaft (16). Two gears (14) are fixedly connected to the outer periphery of the rotating shaft (16). A rack (17) is fixedly connected to the rear side of the moving rod (24). The rack (17) is meshed with the gear (14). One end of the rotating shaft (16) passes through one of the support rods (7). One end of the rotating shaft (16) is fixedly connected to a rotating rod (3). One of the support rods (7) is rotatably connected to a rotating plate (13). The bottom of one end of the rotating plate (13) abuts against the inside of one of the gears (14). The two support rods (7) are fixedly connected to a reinforcing rod (4) on opposite sides.

2. The escalable road enclosure for construction according to claim 1 is characterized in that: The support assembly comprises a telescopic column (10), wherein the telescopic column (10) abuts against the rear side of the baffle (1), the outer periphery of the telescopic column (10) is slidably connected to a support column (6), the bottom end of the support column (6) is rotatably connected to a bottom plate (5), the top end of the support column (6) is fixedly connected to a mounting block (9), the telescopic column (10) passes through the mounting block (9), a movable shaft (21) is slidably connected inside the mounting block (9), one end of the movable shaft (21) is rotatably connected to two rotating rods (22), one end of the rotating rod (22) is rotatably connected to a fixed shaft (23), a plurality of evenly distributed mounting grooves are provided inside the telescopic column (10), and one end of the fixed shaft (23) is slidably connected inside the mounting groove.

3. The escalable road enclosure for construction according to claim 1 is characterized in that: A telescopic rod (18) is fixedly connected inside one of the support rods (7), and the bottom end of the telescopic rod (18) is rotatably connected to the top side of the rotating plate (13). A spring (19) is sleeved on the outer periphery of the telescopic rod (18), and the top end of the spring (19) abuts against the inside of the support rod (7), and the bottom end of the spring (19) abuts against the top side of the rotating plate (13).

4. The escalable road enclosure for construction according to claim 1 is characterized by: Two protrusions (26) are slidably connected inside the slider (2), one side of the protrusion (26) is fixedly connected to a spring three (25), one end of the spring three (25) is fixedly connected inside the slider (2), and a plurality of evenly distributed grooves are provided inside the moving rod (24), and the protrusions (26) are slidably connected inside the grooves.

5. The escalable road enclosure for construction according to claim 1 is characterized by: The bottom side of the moving rod (24) is fixedly connected to a limiting block (15), and the limiting block (15) is slidably connected inside the supporting rod (7).

6. The escalable road enclosure for construction according to claim 1 is characterized by: The two support rods (7) are fixedly connected with a mounting shaft (8) on one side facing each other, and the rotating shaft (16) is rotatably connected inside the mounting shaft (8).

7. The escalable road enclosure for construction according to claim 2 is characterized by: A second spring (20) is sleeved on the outer periphery of the movable shaft (21), one end of the second spring (20) abuts against one side of the mounting block (9), and the other end of the second spring (20) abuts against one end of the movable shaft (21).

8. The escalable road enclosure for construction according to claim 2 is characterized by: The rear side of the baffle (1) is fixedly connected to two mounting frames (11), the inner side of the top end of the telescopic column (10) is fixedly connected to a connecting shaft (12), and the connecting shaft (12) is rotatably connected inside the two mounting frames (11).

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