Auxiliary device for highway subgrade construction

Abstract

The utility model discloses an auxiliary device for highway roadbed construction in the field of highway construction technology, comprising a first connecting rod, a protective rod rotatably connected to the inner side of the fixed block, a reflective strip fixedly installed on one side of the protective rod, the bottoms of the first connecting rod and the second connecting rod are fixedly connected to a connecting shaft, the bottom of the connecting shaft is rotatably connected to a support rod, a clamping groove is fixedly provided above the bottom ends of the first connecting rod and the second connecting rod, a support frame is fixedly installed below the bottom ends of the first connecting rod and the second connecting rod, and anti-skid pads are fixedly installed at both ends of the bottom of the support frame, the device can be stretched and fixed during use by the first connecting rod, the second connecting rod, the limiting shaft, the support rod, the clamping groove, the support rod and the fastening bolts, so as to play a role in construction protection, and the device can be stored and folded after use for easy transportation and storage.

Description

Technical Field

[0001] The utility model belongs to the technical field of highway construction, and in particular relates to an auxiliary device for highway roadbed construction. Background Art

[0002] Roadbed refers to the foundation of the track or road surface, which is a geotechnical structure formed by excavation or filling. Its main function is to provide necessary conditions for track or road surface laying and train or vehicle operation, and to bear the static and dynamic loads of the track and locomotive vehicles or road surface and traffic loads, while transmitting and diffusing the load deep into the foundation. In the process of highway roadbed construction, auxiliary tools are often needed to protect highway construction operations, so as to serve as a warning to passers-by and prevent irrelevant personnel from entering the construction site to hinder the progress of construction work.

[0003] After the existing highway construction protection device is used, it needs to be transported to a new use point for continued use. Since the highway construction protection device has a relatively fixed structure, it is inconvenient to fold and store it, which makes the area of ​​the protection device large and occupies more space during transportation, making it inconvenient to transport. For this reason, we propose an auxiliary device for highway roadbed construction. Utility Model Content

[0004] The utility model aims to provide an auxiliary device for highway roadbed construction, so as to solve the problem that the existing highway construction protection device is inconvenient to be folded and stored as mentioned in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary device for highway roadbed construction, comprising a first connecting rod, a sliding hole is provided on the inner side of the first connecting rod, a second connecting rod is provided on the inner side of the sliding hole, a limiting shaft is provided on one side of the first connecting rod, a fixing block is provided on the upper end of the first connecting rod and the second connecting rod, a protective rod is provided on the inner side of the fixing block, a reflective strip is provided on one side of the protective rod, a connecting shaft is provided on the bottom of the first connecting rod and the second connecting rod, a supporting rod is provided on the bottom of the connecting shaft, a clamping groove is provided on the upper side of the bottom end of the first connecting rod and the second connecting rod, a supporting frame is provided on the lower side of the bottom end of the first connecting rod and the second connecting rod, an anti-slip pad is provided on the bottom of the supporting frame, a fixing hole is provided on the outer side of the bottom end of the first connecting rod and the second connecting rod, and a fastening bolt is provided inside the fixing hole.

[0006] Preferably, a sliding hole is fixedly opened on the inner side of the first connecting rod, the inner side of the sliding hole is rotatably connected to the second connecting rod via a limiting shaft, and a fixing block is fixedly installed on the upper end surface of the first connecting rod and the second connecting rod.

[0007] Preferably, a protective rod is rotatably connected to the inner side of the fixed block, a reflective strip is fixedly installed on one side of the protective rod, and the bottoms of the first connecting rod and the second connecting rod are fixedly connected to a connecting shaft.

[0008] Preferably, a support rod is rotatably connected to the bottom of the connecting shaft, and a clamping groove is fixedly provided above the bottom ends of the first connecting rod and the second connecting rod.

[0009] Preferably, a support frame is fixedly installed below the bottom ends of the first connecting rod and the second connecting rod, and anti-slip pads are fixedly installed at both ends of the bottom of the support frame.

[0010] Preferably, fixing holes are fixedly opened on the outer surfaces of the bottom ends of the first connecting rod and the second connecting rod, and fastening bolts are penetrated and connected through the internal threads of the fixing holes.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] Through the first connecting rod, the second connecting rod, the limiting shaft, the support rod, the slot, the support rod and the fastening bolts, the device can be stretched and fixed during use to play a role in construction protection. After use, the device can be stored and folded for easy transportation and storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a side structural schematic diagram of the utility model;

[0015] Figure 3 For the utility model Figure 1 Schematic diagram of the structure at point A in the middle.

[0016] In the figure: 1. first connecting rod; 2. sliding hole; 3. second connecting rod; 4. limiting shaft; 5. fixing block; 6. protective rod; 7. reflective strip; 8. connecting shaft; 9. support rod; 10. slot; 11. support frame; 12. anti-slip pad; 13. fastening bolt; 14. fixing hole. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-3The utility model provides a technical solution: an auxiliary device for highway roadbed construction, comprising a first connecting rod 1, a sliding hole 2 is provided on the inner side of the first connecting rod 1, a second connecting rod 3 is provided on the inner side of the sliding hole 2, a limiting shaft 4 is provided on one side of the first connecting rod 1, a fixing block 5 is provided on the upper end of the first connecting rod 1 and the second connecting rod 3, a protective rod 6 is provided on the inner side of the fixing block 5, a reflective strip 7 is provided on one side of the protective rod 6, a connecting shaft 8 is provided on the bottom of the first connecting rod 1 and the second connecting rod 3, a supporting rod 9 is provided on the bottom of the connecting shaft 8, a card slot 10 is provided on the upper side of the bottom end of the first connecting rod 1 and the second connecting rod 3, a supporting frame 11 is provided on the lower side of the bottom end of the first connecting rod 1 and the second connecting rod 3, an anti-slip pad 12 is provided on the bottom of the supporting frame 11, a fixing hole 14 is provided on the outer side of the bottom end of the first connecting rod 1 and the second connecting rod 3, and a fastening bolt 13 is provided inside the fixing hole 14.

[0019] Specifically, a sliding hole 2 is fixedly provided on the inner side of the first connecting rod 1, and the inner side of the sliding hole 2 is rotatably connected to the second connecting rod 3 through a limiting shaft 4. A fixing block 5 is fixedly installed on the upper end surface of the first connecting rod 1 and the second connecting rod 3, and a protective rod 6 is rotatably connected to the inner side of the fixing block 5. A reflective strip 7 is fixedly installed on one side of the protective rod 6. A connecting shaft 8 is fixedly connected to the bottom of the first connecting rod 1 and the second connecting rod 3, and a supporting rod 9 is rotatably connected to the bottom of the connecting shaft 8. A card slot 10 is fixedly provided on the upper part of the bottom end of the first connecting rod 1 and the second connecting rod 3, a supporting frame 11 is fixedly installed below the bottom end of the first connecting rod 1 and the second connecting rod 3, and anti-slip pads 12 are fixedly installed at both ends of the bottom of the supporting frame 11, and a fixing hole 14 is fixedly provided on the outer surface of the bottom end of the first connecting rod 1 and the second connecting rod 3, and a fastening bolt 13 is connected to the internal thread of the fixing hole 14.

[0020] In this embodiment, during the construction of the highway roadbed, the device can be installed on both sides of the construction site to serve as a warning to personnel. When in use, the first connecting rod 1 is first placed on the ground. The overall stability of the device is improved by the support frame 11 and the anti-slip pad 12. Then, the first connecting rod 1 and the second connecting rod 3 are directly rotated to form a scissors shape between the second connecting rod 3 and the first connecting rod 1. When the lateral angle between the first connecting rod 1 and the second connecting rod 3 is adjusted to a suitable position, the support rod 9 is rotated to form a vertical state with the ground. Then, the bottom end of the support rod 9 is inserted into the interior of the slot 10, and then the fastening bolt 13 is rotated. The fastening bolt 13 will move laterally inside the fixing hole 14, so that the end of the fastening bolt 13 is firmly abutted against one side of the support rod 9, and the support rod 9 can be fixed inside the slot 10, so that the second connecting rod 3 and the first connecting rod 1 can be fixed, thereby achieving a protective effect on the highway roadbed construction.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary device for highway roadbed construction, comprising a first connecting rod (1), characterized in that: A sliding hole (2) is provided on the inner side of the first connecting rod (1), a second connecting rod (3) is provided on the inner side of the sliding hole (2), a limiting shaft (4) is provided on one side of the first connecting rod (1), a fixing block (5) is provided on the upper end of the first connecting rod (1) and the second connecting rod (3), a protective rod (6) is provided on the inner side of the fixing block (5), a reflective strip (7) is provided on one side of the protective rod (6), a connecting shaft (8) is provided on the bottom of the first connecting rod (1) and the second connecting rod (3), A support rod (9) is provided at the bottom of the connecting shaft (8); a clamping groove (10) is provided above the bottom ends of the first connecting rod (1) and the second connecting rod (3); a support frame (11) is provided below the bottom ends of the first connecting rod (1) and the second connecting rod (3); an anti-slip pad (12) is provided at the bottom of the support frame (11); a fixing hole (14) is provided on the outer side of the bottom ends of the first connecting rod (1) and the second connecting rod (3); a fastening bolt (13) is provided inside the fixing hole (14).

2. The auxiliary device for highway subgrade construction according to claim 1, characterized in that: A sliding hole (2) is fixedly opened on the inner side of the first connecting rod (1), and the inner side of the sliding hole (2) is rotatably connected to a second connecting rod (3) via a limit shaft (4). A fixing block (5) is fixedly installed on the upper end surface of the first connecting rod (1) and the second connecting rod (3).

3. The auxiliary device for highway subgrade construction according to claim 1, characterized in that: The inner side of the fixed block (5) is rotatably connected to a protection rod (6), a reflective strip (7) is fixedly mounted on one side of the protection rod (6), and the bottoms of the first connecting rod (1) and the second connecting rod (3) are both fixedly connected to a connecting shaft (8).

4. The auxiliary device for highway subgrade construction according to claim 1, characterized in that: The bottom of the connecting shaft (8) is rotatably connected to a support rod (9), and a clamping groove (10) is fixedly provided above the bottom ends of the first connecting rod (1) and the second connecting rod (3).

5. The auxiliary device for highway subgrade construction according to claim 1, characterized in that: A support frame (11) is fixedly mounted below the bottom ends of the first connecting rod (1) and the second connecting rod (3), and anti-slip pads (12) are fixedly mounted at both ends of the bottom of the support frame (11).

6. The auxiliary device for highway subgrade construction according to claim 1, characterized in that: The outer surfaces of the bottom ends of the first connecting rod (1) and the second connecting rod (3) are fixedly provided with fixing holes (14). The internal threads of the fixing hole (14) are threaded with a fastening bolt (13).

Images