Safety protection guardrail for highway construction

Abstract

The utility model discloses a safety protection guardrail for highway construction. The safety protection guardrail comprises a side fixing frame part and a safety protection rod body, a related worker fixes the lower part of the side part fixing frame part on the side part of the pre-supporting bridge floor for highway construction; the operation is simple, the use is convenient, and the device is firmly fixed by rotating the handle; actual mounting and dismounting are facilitated; the structure is simple, machining is convenient, and cost is saved; and the device has high practicability and is worthy of popularization.

Description

Technical Field

[0001] The utility model relates to a safety protection guardrail, in particular to a safety protection guardrail for highway construction. Background Art

[0002] Expressway, also known as freeway for short, is a road designed specifically for high-speed travel of cars.

[0003] A highway viaduct is a bridge that spans deep ravines or roads in cities, usually supported by high-supported towers or pillars. Viaducts are not only used on highways, but also on inter-city highways or railways to avoid crossing with other lines, save land, and reduce roadbed subsidence. In cities, viaducts are often used as fast passages to evacuate traffic density and improve transportation efficiency.

[0004] During the construction of the highway viaduct, there is no safety guardrail that is convenient to fix on the side of the highway viaduct, which is not convenient for actual use. Therefore, a better safety guardrail is urgently needed in the market. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the defects of the above-mentioned technology and provide a safety protection guardrail for highway construction.

[0006] In order to solve the above technical problems, the technical solution provided by the utility model is a safety protection guardrail for highway construction: comprising a side fixing frame part and a safety protection rod body;

[0007] The cam is secured to the upper and lower portions of the L-shaped plate, and the cam is secured to the lower portions of the L-shaped plate by a plurality of latches.

[0008] Both ends of the safety protection rod body extend downward to form a bent portion, and the bent portion is embedded in a fixing frame provided on the top of the protection column.

[0009] As an improvement, the protective column is a two-level retractable column.

[0010] As an improvement, an anti-slip pad is provided on the upper side of the lower plate body and the lower side of the upper plate body.

[0011] As an improvement, the material of the anti-slip pad is rubber.

[0012] As an improvement, the lower plate body and the anti-slip pad body are fixedly connected by threaded connection;

[0013] The upper plate body and the anti-slip pad body are fixedly connected by threaded connection.

[0014] As an improvement, the number of the side fixing frame parts is not less than two;

[0015] The number of the safety protection rod bodies is one less than the number of the side fixing frame parts.

[0016] As an improvement, the extending direction of the vertical portion of the L-shaped plate and the extending direction of the sliding column are parallel to each other;

[0017] The extending direction of the sliding column and the extending direction of the protective column are parallel to each other.

[0018] As an improvement, the lower end of the vertical portion of the L-shaped plate body is fixedly connected to the lower plate body by means of a threaded connection.

[0019] As an improvement, the transverse portion of the L-shaped plate body and the sliding sleeve are fixedly connected by threaded connection.

[0020] As an improvement, the sliding sleeve and the nut are fixedly connected by welding.

[0021] Compared with the prior art, the advantages of the utility model are: novel structure and unique design. The relevant staff fixes the lower part of the side fixing frame on the side of the pre-supported bridge deck of the highway construction; it is simple to operate and easy to use. The device can be firmly fixed by turning the handle; it is convenient for actual installation and disassembly; it has a simple structure, is easy to process, and saves costs; it has high practicality and is worthy of promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional structure diagram of a safety guardrail for highway construction in the utility model. Figure 1 .

[0023] Figure 2 This is a three-dimensional structure diagram of a safety guardrail for highway construction in the utility model. Figure 2 .

[0024] Figure 3 The utility model is a main structural schematic diagram of a safety protection guardrail for highway construction.

[0025] Figure 4 yes Figure 1 Schematic diagram of the local enlarged structure at point A in the middle.

[0026] Figure 5 The utility model is a schematic diagram of the use status of a safety protection guardrail for highway construction. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0028] In the description of the embodiments of the present utility model, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate an orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, it is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0029] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0030] In the description of the embodiments of the present invention, "multiple" means at least 2.

[0031] In the description of the embodiments of the present utility model, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0032] In conjunction with the accompanying drawings, a safety protection guardrail for highway construction includes a side fixing frame portion 1 and a safety protection rod body 2;

[0033] The side fixing frame part 1 includes an L-shaped plate body 3, a lower plate body 4 is fixedly provided at the lower end of the vertical part of the L-shaped plate body 3, and the plane where the lower plate body 4 is located and the extension direction of the vertical part of the L-shaped plate body 3 are perpendicular to each other; a sliding sleeve 5 is fixedly provided at the end of the transverse part of the L-shaped plate body 3, a sliding column 6 is slidably provided in the sliding sleeve 5, an upper plate body 7 is fixedly provided at the lower part of the sliding column 6, an auxiliary plate body 8 is fixedly provided at the top of the sliding column 6, and the plane where the upper plate body 7 is located and the extension direction of the vertical part of the L-shaped plate body 3 are perpendicular to each other; A nut 9 is fixedly provided on the sliding sleeve 5, a screw 10 is rotatably provided on the auxiliary plate body 8, the screw 10 extends downward, the lower end of the screw 10 is rotatably connected to the upper part of the upper plate body 7, the screw 10 and the upper plate body 7 are threadedly matched, the screw 10 and the auxiliary plate body 8 are rotatably matched and do not move axially, the screw 10 and the upper plate body 7 are rotatably matched and do not move axially, a handle 11 is fixedly provided on the upper end of the screw 10, a protective column 12 is provided on the auxiliary plate body 8, and a fixing frame 13 is provided on the top of the protective column 12;

[0034] Both ends of the safety protection rod body 2 extend downward to form a bent portion 14 , and the bent portion 14 is embedded in a fixing frame 13 provided on the top of the protection column 12 .

[0035] The protective column 12 is a two-stage retractable column.

[0036] The upper side of the lower plate 4 and the lower side of the upper plate 7 are both provided with anti-slip pads 15 .

[0037] The anti-slip pad 15 is made of rubber.

[0038] The lower plate body 4 and the anti-slip pad body 15 are fixedly connected by threaded connection;

[0039] The upper plate body 7 and the anti-slip pad body 15 are fixedly connected by threaded connection.

[0040] The number of the side fixing frame parts 1 is not less than two;

[0041] The number of the safety protection rod bodies 2 is one less than the number of the side fixing frame parts 1 .

[0042] The extending direction of the vertical portion of the L-shaped plate 3 and the extending direction of the sliding column 6 are parallel to each other;

[0043] The extending direction of the sliding column 6 and the extending direction of the protection column 12 are parallel to each other.

[0044] The lower end of the vertical portion of the L-shaped plate body 3 and the lower plate body 4 are fixedly connected by threaded connection.

[0045] The transverse portion of the L-shaped plate body 3 and the sliding sleeve 5 are fixedly connected by threaded connection.

[0046] The sliding sleeve 5 and the nut 9 are fixedly connected by welding.

[0047] A protection net 16 is provided on the lower side of the safety protection rod body 2 .

[0048] When the utility model is implemented, the staff who use the device fix the lower part of the side fixing frame 1 to the side of the pre-supported bridge deck of the highway construction. Specifically, the side of the pre-supported bridge deck of the highway construction is clamped between the lower plate body 4 fixed at the lower end of the vertical part of the L-shaped plate body 3 and the upper plate body 7 fixed at the lower part of the sliding column 6, and the user turns the handle 11 to firmly fix the device on the side of the pre-supported bridge deck of the highway construction. Since the "side fixing frame part 1 includes an L-shaped plate body 3, a lower plate body 4 is fixedly provided at the lower end of the vertical part of the L-shaped plate body 3, and the plane where the lower plate body 4 is located and the extension direction of the vertical part of the L-shaped plate body 3 are perpendicular to each other; a sliding sleeve 5 is fixedly provided at the end of the transverse part of the L-shaped plate body 3, a sliding column 6 is slidably provided in the sliding sleeve 5, an upper plate body 7 is fixedly provided at the lower part of the sliding column 6, an auxiliary plate body 8 is fixedly provided at the top of the sliding column 6, and the plane where the upper plate body 7 is located and the extension direction of the vertical part of the L-shaped plate body 3 are perpendicular to each other; a nut 9 is fixedly provided on the sliding sleeve 5, and a screw 10 is rotatably provided on the auxiliary plate body 8, and the screw 10 extends downward, the lower end of the screw 10 is rotatably connected to the upper part of the upper plate body 7, the screw 10 and the threaded fit, the screw 10 and the auxiliary plate body 8 are rotatably fitted and do not move axially, the screw 10 and the upper plate body 7 are rotatably fitted and do not move axially, the upper end of the screw 10 is fixedly provided with a handle 11, the auxiliary plate body 8 is provided with a protective column 12, and the top of the protective column 12 is provided with a fixing frame 13; both ends of the safety protection rod body 2 extend downward to form a bending portion 14, and the bending portion 14 is embedded in the fixing frame 13 provided on the top of the protective column 12", so it is easy to realize the above-mentioned functions and achieve the above-mentioned technical effects.

[0049] The structure is novel and the design is unique. The relevant staff fixes the lower part of the side fixing frame 1 on the side of the pre-supported bridge deck of the highway construction; the operation is simple and easy to use. The device is firmly fixed by turning the handle 11; it is convenient for actual installation and disassembly; the structure is simple, easy to process, and cost-saving; it has high practicality and is worthy of promotion.

[0050] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A safety guardrail for highway construction, characterized in that: It comprises a side fixing frame part (1) and a safety protection rod body (2); The side fixing frame part (1) comprises an L-shaped plate body (3), a lower plate body (4) is fixedly provided at the lower end of the vertical part of the L-shaped plate body (3), and the plane where the lower plate body (4) is located and the extension direction of the vertical part of the L-shaped plate body (3) are perpendicular to each other; a sliding sleeve (5) is fixedly provided at the end of the transverse part of the L-shaped plate body (3), a sliding column (6) is slidably provided in the sliding sleeve (5), an upper plate body (7) is fixedly provided at the lower part of the sliding column (6), an auxiliary plate body (8) is fixedly provided at the top of the sliding column (6), and the plane where the upper plate body (7) is located and the extension direction of the vertical part of the L-shaped plate body (3) are perpendicular to each other; A nut (9) is fixedly provided on the sliding sleeve (5), a screw rod (10) is rotatably provided on the auxiliary plate body (8), the screw rod (10) extends downward, the lower end of the screw rod (10) is rotatably connected to the upper part of the upper plate body (7), the screw rod (10) and the upper plate body (7) are threadedly matched, the screw rod (10) and the auxiliary plate body (8) are rotatably matched and do not move axially, the screw rod (10) and the upper plate body (7) are rotatably matched and do not move axially, the upper end of the screw rod (10) is fixedly provided with a handle (11), the auxiliary plate body (8) is provided with a protective column (12), and the top of the protective column (12) is provided with a fixing frame (13); Both ends of the safety protection rod body (2) extend downward to form a bent portion (14), and the bent portion (14) is embedded in a fixed frame (13) provided on the top of the protection column (12).

2. A safety protection guardrail for highway construction according to claim 1, characterized in that: The protective column (12) is a two-stage retractable column.

3. A safety protection guardrail for highway construction according to claim 1, characterized in that: The upper side of the lower plate body (4) and the lower side of the upper plate body (7) are both provided with anti-slip pads (15).

4. A safety protection guardrail for highway construction according to claim 3, characterized in that: The material of the anti-slip pad body (15) is rubber.

5. A safety protection guardrail for highway construction according to claim 4, characterized in that: The lower plate body (4) and the anti-slip pad body (15) are fixedly connected by means of threaded connection; The upper plate body (7) and the anti-slip pad body (15) are fixedly connected by means of threaded connection.

6. A safety protection guardrail for highway construction according to claim 1, characterized in that: The number of the side fixing frame parts (1) is not less than two; The number of the safety protection rod bodies (2) is one less than the number of the side fixing frame parts (1).

7. A safety protection guardrail for highway construction according to claim 1, characterized in that: The extension direction of the vertical portion of the L-shaped plate (3) and the extension direction of the sliding column (6) are parallel to each other; The extension direction of the sliding column (6) and the extension direction of the protective column (12) are parallel to each other.

8. The safety protection guardrail for highway construction according to claim 1 is characterized by: The lower end of the vertical portion of the L-shaped plate body (3) and the lower plate body (4) are fixedly connected by means of threaded connection.

9. A safety protection guardrail for highway construction according to claim 1, characterized in that: The transverse portion of the L-shaped plate body (3) and the sliding sleeve (5) are fixedly connected by means of threaded connection.

10. A safety protection guardrail for highway construction according to claim 1, characterized in that: The sliding sleeve (5) and the nut (9) are fixedly connected by welding.

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