Protective fence for municipal highway bridge construction

Abstract

The utility model relates to the technical field of municipal construction, in particular to a protective fence for municipal highway bridge construction, which comprises a connecting component, a protective fence is mounted on the inner side of the connecting component, and a labor-saving component is arranged below the connecting component; the connecting assembly comprises a first supporting rod and a second supporting rod, the first supporting rod and the second supporting rod are located on the two sides of the protective fence correspondingly, an inserting rod is inserted into the upper portion of the first supporting rod in a penetrating mode, a fixing disc is connected to the outer wall of the middle of the inserting rod, and a spring is connected to the upper portion of the fixing disc; and a handle is mounted above the insertion rod. According to the protective fence, due to the arrangement of the connecting assemblies, connection of the two connecting assemblies is completed, the protective fence cannot be pushed away, the protective effect is enhanced, due to the arrangement of the labor-saving assemblies, the protective fence can be moved by directly pushing the protective fence, the protective fence does not need to be disassembled for movement, the labor intensity is reduced, and the working efficiency is improved. And the carrying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal construction, in particular to a protective fence for municipal highway bridge construction. Background Art

[0002] In highway and bridge construction projects, due to the large workload and large project size, there are many and diverse workers, and the workers' safety awareness is weak, resulting in a high probability of safety accidents. Therefore, the safety of highway and bridge construction projects is taken particularly seriously, and guardrails will be erected on the construction site.

[0003] However, the existing guardrails are a single entity after being spliced, and the guardrails cannot be connected to each other. Multiple guardrails can only be placed together for protection, and the guardrails can be easily pushed open, and the protection effect is average. Utility Model Content

[0004] The utility model aims to provide a guardrail for municipal highway bridge construction to solve the problem that the guardrails cannot be connected with each other in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a guardrail for municipal highway bridge construction, comprising:

[0006] A connecting component, a protective fence is installed on the inner side of the connecting component, and a labor-saving component is arranged below the connecting component;

[0007] A connecting component, the connecting component includes a No. 1 support rod and a No. 2 support rod, the No. 1 support rod and the No. 2 support rod are respectively located on both sides of the protective fence, an insertion rod is inserted into the upper interior of the No. 1 support rod, a fixed plate is connected to the middle outer wall of the insertion rod, a spring is connected to the upper part of the fixed plate, a handle is installed above the insertion rod, an axle rod is arranged inside the outer side of the No. 2 support rod, and the outer wall of the axle rod is connected to the connecting rod.

[0008] Preferably, the labor-saving component includes a base, a screw rod is inserted into the middle of the base, a turntable is installed above the screw rod, the outer wall of the screw rod is connected to a nut pair, the outer wall of the nut pair is provided with a guide plate, and universal wheels are installed below both ends of the guide plate.

[0009] Preferably, the protective fence is slidably connected to the No. 1 support rod and the No. 2 support rod respectively, and the insertion rod is slidably connected to the No. 1 support rod.

[0010] Preferably, the fixing plate is fixedly connected to the insertion rod, and the two ends of the spring are fixedly connected to the fixing plate and the No. 1 support rod respectively.

[0011] Preferably, the connecting rod is rotatably connected to the shaft rod, and a groove is formed on the connecting rod corresponding to the insertion rod.

[0012] Preferably, the two bases are fixedly connected to the No. 1 support rod and the No. 2 support rod respectively, and the screw rod is rotatably connected to the base.

[0013] Preferably, the nut pair is fixedly connected to the guide plate, the guide plate is slidably connected to the base, and the base is provided with a hole corresponding to the universal wheel.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The new type of guardrail is provided with a connecting assembly. After the guardrail is inserted on the No. 1 support rod and the No. 2 support rod, hold the handle, pull up the insertion rod, turn out the connecting rod of another connecting assembly from the No. 2 support rod, insert the connecting rod into the No. 1 support rod, release the handle, and under the elastic force of the spring and the action of gravity, the insertion rod moves downward and is inserted into the groove of the connecting rod, completing the connection of the two connecting assemblies. The guardrails cannot be pushed apart, thereby enhancing the protective effect.

[0016] (2) The new guardrail is equipped with labor-saving components. When the construction area changes, the turntable can be rotated, the turntable drives the screw to rotate, the screw drives the nut pair to move downward, the nut pair drives the guide plate and the universal wheel to move downward, the universal wheel contacts the ground, the base is lifted, and the guardrail can be moved by directly pushing it. There is no need to remove the guardrail for movement, which reduces labor intensity and improves transportation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic cross-sectional structure diagram of the connection assembly of the utility model;

[0019] Figure 3 For the utility model Figure 2 Schematic diagram of the structure of part A;

[0020] Figure 4 It is an exploded schematic diagram of the connection assembly of the utility model;

[0021] Figure 5 It is an exploded schematic diagram of the labor-saving component of the utility model.

[0022] In the figure: 01, connecting assembly; 11, support rod No. 1; 12, support rod No. 2; 13, plug rod; 14, fixing plate; 15, spring; 16, handle; 17, shaft rod; 18, connecting rod; 02, protective fence; 03, labor-saving assembly; 31, base; 32, screw rod; 33, turntable; 34, nut pair; 35, guide plate; 36, universal wheel. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-5 The utility model provides an embodiment: a guardrail for municipal highway bridge construction. The nut pair 34 and the universal wheel 36 used in this application are products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here.

[0025] It comprises: a connecting component 01, a protective fence 02 is installed on the inner side of the connecting component 01, and a labor-saving component 03 is arranged below the connecting component 01;

[0026] The connecting component 01 includes a No. 1 support rod 11 and a No. 2 support rod 12. The No. 1 support rod 11 and the No. 2 support rod 12 are respectively located on both sides of the protective fence 02. An insert rod 13 is inserted into the upper interior of the No. 1 support rod 11. The insert rod 13 can be inserted into the groove of the connecting rod 18 to fix the position of the connecting rod 18. The middle outer wall of the insert rod 13 is connected to a fixed disk 14. A spring 15 is connected above the fixed disk 14. The spring 15 provides elastic force. Under the elastic force of the spring 15, the insert rod 13 can be inserted into the groove of the connecting rod 18. A handle 16 is installed above the insert rod 13. A shaft rod 17 is arranged inside the outer side of the No. 2 support rod 12, and the outer wall of the shaft rod 17 is connected to the connecting rod 18.

[0027] Furthermore, the labor-saving component 03 includes a base 31, which guides the guide plate 35 and the universal wheel 36. A screw rod 32 is inserted into the middle of the base 31. The rotation of the screw rod 32 can drive the nut pair 34 to move, and the nut pair 34 drives the guide plate 35 and the universal wheel 36 to move. A turntable 33 is installed above the screw rod 32, and the outer wall of the screw rod 32 is connected to the nut pair 34. The nut pair 34 can drive the guide plate 35 to move, and the movement of the guide plate 35 drives the universal wheel 36 to move. The outer wall of the nut pair 34 is provided with a guide plate 35, and universal wheels 36 are installed below both ends of the guide plate 35.

[0028] Furthermore, the protective fence 02 is slidably connected to the No. 1 support rod 11 and the No. 2 support rod 12 respectively, which facilitates the disassembly of the protective fence 02. The insertion rod 13 is slidably connected to the No. 1 support rod 11 to ensure that the No. 1 support rod 11 does not affect the sliding of the insertion rod 13.

[0029] Furthermore, the fixed plate 14 is fixedly connected to the insertion rod 13, and the two ends of the spring 15 are fixedly connected to the fixed plate 14 and the No. 1 support rod 11 respectively. The spring 15 provides elastic force. Under the elastic force of the spring 15, the insertion rod 13 can be inserted into the groove of the connecting rod 18.

[0030] Furthermore, the connecting rod 18 is rotatably connected to the shaft rod 17 , and a groove is provided in the connecting rod 18 corresponding to the insertion rod 13 . The insertion rod 13 can be inserted into the groove of the connecting rod 18 to fix the position of the connecting rod 18 .

[0031] Furthermore, the two bases 31 are fixedly connected to the No. 1 support rod 11 and the No. 2 support rod 12 respectively, and the screw rod 32 is rotatably connected to the base 31 to ensure that the base 31 does not affect the rotation of the screw rod 32. The rotation of the screw rod 32 can drive the nut pair 34 to move, and the nut pair 34 drives the guide plate 35 and the universal wheel 36 to move.

[0032] Furthermore, the nut pair 34 is fixedly connected to the guide plate 35 to ensure that the nut pair 34 can drive the guide plate 35 to move, and the movement of the guide plate 35 drives the universal wheel 36 to move. The guide plate 35 is slidably connected to the base 31, and the base 31 guides the guide plate 35. The base 31 is provided with holes corresponding to the universal wheel 36, and the base 31 guides the universal wheel 36.

[0033] Working principle: When in use, first insert the protective fence 02 on the No. 1 support rod 11 and the No. 2 support rod 12, turn the turntable 33, the turntable 33 drives the screw rod 32 to rotate, the screw rod 32 drives the nut pair 34 to move downward, the nut pair 34 drives the guide plate 35 and the universal wheel 36 to move downward, the universal wheel 36 contacts the ground, the base 31 is lifted, and the guardrail can be moved by directly pushing it, and then the turntable 33 is reversed to retract the universal wheel 36 into the base 31, hold the handle 16, pull up the insertion rod 13, turn out the connecting rod 18 of the other connecting component 01 from the No. 2 support rod 12, insert the connecting rod 18 into the No. 1 support rod 11, loosen the handle 16, and under the elastic force of the spring 15 and the action of gravity, the insertion rod 13 moves downward, and the insertion rod 13 is inserted into the groove of the connecting rod 18 to complete the connection of the two connecting components 01. The above is the entire working principle of the utility model.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A guardrail for municipal highway bridge construction, characterized in that: include: A connecting component (01), wherein a protective fence (02) is installed on the inner side of the connecting component (01), and a labor-saving component (03) is arranged below the connecting component (01); A connecting assembly (01), the connecting assembly (01) comprising a first support rod (11) and a second support rod (12), the first support rod (11) and the second support rod (12) being respectively located on both sides of a protective fence (02), an insertion rod (13) being inserted into the upper interior of the first support rod (11), a fixing plate (14) being connected to the middle outer wall of the insertion rod (13), a spring (15) being connected to the upper part of the fixing plate (14), a handle (16) being installed above the insertion rod (13), a shaft rod (17) being arranged on the inner side of the second support rod (12) close to the outer side, and a connecting rod (18) being connected to the outer wall of the shaft rod (17).

2. A guardrail for municipal highway bridge construction according to claim 1, characterized in that: The labor-saving component (03) comprises a base (31), a screw rod (32) is inserted into the middle of the base (31), a turntable (33) is installed above the screw rod (32), the outer wall of the screw rod (32) is connected to a nut pair (34), the outer wall of the nut pair (34) is provided with a guide plate (35), and universal wheels (36) are installed below both ends of the guide plate (35).

3. A guardrail for municipal highway bridge construction according to claim 1, characterized in that: The protective fence (02) is slidably connected to the first support rod (11) and the second support rod (12) respectively, and the insertion rod (13) is slidably connected to the first support rod (11).

4. A guardrail for municipal highway bridge construction according to claim 1, characterized in that: The fixed plate (14) is fixedly connected to the insertion rod (13), and the two ends of the spring (15) are fixedly connected to the fixed plate (14) and the first support rod (11) respectively.

5. The protection fence for municipal highway bridge construction according to claim 1 is characterized by: The connecting rod (18) is rotatably connected to the shaft rod (17), and a groove is formed on the connecting rod (18) corresponding to the insertion rod (13).

6. A guardrail for municipal highway bridge construction according to claim 2, characterized in that: The two bases (31) are fixedly connected to the first support rod (11) and the second support rod (12) respectively, and the screw rod (32) is rotatably connected to the base (31).

7. A guardrail for municipal highway bridge construction according to claim 2, characterized in that: The nut pair (34) is fixedly connected to the guide plate (35), the guide plate (35) is slidably connected to the base (31), and the base (31) is provided with holes corresponding to the universal wheel (36).

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