Guardrail with adjustable mounting angle

Abstract

The utility model discloses a guardrail with an adjustable installation angle, and relates to the technical field of isolation guardrails, the guardrail comprises two bases, a guardrail is arranged between the two bases, the two bases are connected through a rotating mechanism, the guardrail comprises two protective plates, a plurality of protective rods are arranged between the two protective plates, and the protective rods are connected with the bases through rotating mechanisms. Connecting shafts are arranged at the positions, located at the two ends, between the two protection plates. The rotating mechanism comprises a mounting box, the mounting box is mounted on one side of the base, the mounting box is rotationally connected with the connecting shaft through a bearing, and a rotating disc is arranged on the surface of the connecting shaft; the protective fence has the advantages that the angle between the protective fence and the base can be adjusted through the arranged rotating mechanism, the protective fence is suitable for protection under different roads, and after the angle is adjusted, the angle of the protective fence can be limited through cooperation between the positioning tooth grooves of the rotating disc and the positioning tooth blocks of the positioning disc; therefore, the position is not easy to deviate.

Description

Technical Field

[0001] The utility model relates to a guardrail, in particular to a guardrail with adjustable installation angle, belonging to the technical field of isolation guardrails. Background Art

[0002] In order to ensure road traffic safety, urban roads are generally equipped with road isolation guardrails. In the urban traffic system, road isolation guardrails are an indispensable safety facility that can improve urban traffic efficiency and reduce the incidence of accidents.

[0003] After searching, an angle-adjustable municipal guardrail disclosed in application number CN201720992422.0 includes a column, and railing assemblies are connected to both sides of the column. The railing assemblies include at least two transversely arranged crossbars. The column is provided with a connecting assembly, and both ends of the connecting assembly extend out of the side wall of the column, and both ends of the connecting assembly are rotatably connected to the crossbar. The utility model has the advantages of flexible turning angles and adaptability to curved sections;

[0004] However, the above method still has the following defects in actual use: although the angle between the guardrails can be adjusted, the position cannot be limited after the adjustment, and the position is easily shifted when subjected to external force. Utility Model Content

[0005] The purpose of the utility model is to provide a guardrail with an adjustable installation angle to solve the problem of inconvenience in limiting the position proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a guardrail with adjustable installation angle, comprising a base, two bases are provided, a guardrail is arranged between the two bases and connected by a rotating mechanism, the guardrail comprises two guard plates, a plurality of guard rods are arranged between the two guard plates, and a connecting shaft is arranged between the two guard plates at both ends; the rotating mechanism comprises an installation box, two installation boxes are provided, the installation boxes are installed on one side of the base, the installation box is rotatably connected to the connecting shaft through a bearing, a rotating disk is provided on the surface of the connecting shaft, two rotating disks on each connecting shaft are provided, a positioning tooth groove is provided on the surface of the rotating disk, a positioning disk is slidingly provided inside the installation box, the positioning disk is slidably matched with the connecting shaft, two positioning disks are provided in each installation box, a positioning tooth block is provided on the surface of the positioning disk, corresponding to the positioning tooth groove.

[0007] As a preferred technical solution of the utility model, the base includes two support columns with one side open, the bottom ends of the support columns are provided with a support seat with one side open, and the two support columns are connected.

[0008] As a preferred technical solution of the utility model, mounting plates are provided on both sides of the support column, mounting holes are provided on the surface of the mounting plates, and every two adjacent mounting holes are connected by mounting bolts.

[0009] As a preferred technical solution of the utility model, a waterproof cover is provided on the top of every two adjacent support columns, a snap-fit ​​block is provided at the bottom end of the waterproof cover, which is snap-fitted and connected to the top of the support column, and a groove is provided on the surface of the waterproof cover.

[0010] As a preferred technical solution of the utility model, a semicircular discharge hole is opened at the bottom end of the support seat, and a sealing plug is clamped between every two adjacent discharge holes.

[0011] As a preferred technical solution of the utility model, fixing plates are provided on both sides of the installation box, and the fixing plates are connected to the side surfaces of the support columns by fixing screws.

[0012] As a preferred technical solution of the utility model, the side wall of the installation box is provided with a movable groove, and a connecting frame is slidably provided inside the movable groove. There are two connecting frames in each movable groove, and the connecting frames are arranged on the surface of the positioning plate.

[0013] As a preferred technical solution of the utility model, a connecting seat is provided on the outer side of the installation box, and two connecting seats are provided on each installation box. A bidirectional screw rod is rotatably provided between the two corresponding connecting seats, and the wire grooves at both ends of the bidirectional screw rod are in opposite directions. A screw nut is provided on the surface of the connecting frame, which is threadedly connected to the bidirectional screw rod, and a turntable is provided at the end of the bidirectional screw rod.

[0014] Compared with the related art, the guardrail with adjustable installation angle provided by the utility model has the following beneficial effects:

[0015] The angle between the guardrail and the base can be adjusted through the provided rotating mechanism, which is suitable for protection on different roads. After the angle is adjusted, the angle of the guardrail can be limited by the cooperation between the positioning tooth groove of the rotating disk and the positioning tooth block of the positioning disk, so that its position is not easily shifted. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is one of the explosion structure schematic diagrams of the utility model;

[0018] Figure 3 This is the second schematic diagram of the explosion structure of the utility model;

[0019] Figure 4 This is one of the partial cross-sectional structural schematic diagrams of the utility model;

[0020] Figure 5 This is the second schematic diagram of the partial cross-sectional structure of the utility model.

[0021] In the figure: 1. base; 101. support column; 102. support seat; 103. mounting plate; 104. mounting hole; 105. mounting bolt; 106. discharge hole; 107. sealing plug; 108. waterproof cover; 109. snap-fit ​​block; 1010. groove; 2. guardrail; 201. guard plate; 202. guard rod; 203. connecting shaft; 3. rotating mechanism; 301. mounting box; 302. fixing plate; 303. fixing screw; 304. rotating disk; 305. moving groove; 306. connecting frame; 307. positioning disk; 308. positioning tooth block; 309. connecting seat; 3010. bidirectional screw; 3011. turntable; 3012. screw nut. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-5 The utility model provides a guardrail with adjustable installation angle, including a base 1, two bases 1 are provided, a guardrail 2 is provided between the two bases 1, and the two bases 1 are connected by a rotating mechanism 3, the guardrail 2 includes two guard plates 201, a plurality of guard rods 202 are provided between the two guard plates 201, and a connecting shaft 203 is provided at both ends between the two guard plates 201, so that the guardrail 2 and the base 1 can rotate;

[0024] The rotating mechanism 3 includes an installation box 301, two of which are provided. The installation box 301 is installed on one side of the base 1. The installation box 301 is rotatably connected to the connecting shaft 203 through a bearing. A rotating disk 304 is provided on the surface of the connecting shaft 203. Two rotating disks 304 are provided on each connecting shaft 203. The surface of the rotating disk 304 is provided with a positioning tooth groove. A positioning disk 307 is slidably provided inside the installation box 301. The positioning disk 307 is slidably matched with the connecting shaft 203. Two positioning disks 307 are provided in each installation box 301. The surface of the positioning disk 307 is provided with a positioning tooth block 308 corresponding to the positioning tooth groove. The position of the guardrail 2 is limited by the engagement of the positioning tooth block 308 with the positioning tooth groove.

[0025] The base 1 includes two support columns 101 with one side open, and the bottom end of the support column 101 is provided with a support seat 102 with one side open. The two support columns 101 are connected to each other so that sand can be injected into the inside;

[0026] Mounting plates 103 are provided on both sides of the support column 101. Mounting holes 104 are provided on the surface of the mounting plates 103. Every two adjacent mounting holes 104 are connected by mounting bolts 105, so as to facilitate the disassembly and assembly of the support column 101.

[0027] A waterproof cover 108 is provided on the top of every two adjacent support columns 101, and a snap-fit ​​block 109 is provided at the bottom of the waterproof cover 108, which is snap-fitted and connected with the top of the support column 101 to seal the end of the support column 101. A groove 1010 is provided on the surface of the waterproof cover 108, and the groove 1010 is provided to facilitate the removal of the waterproof cover 108;

[0028] A semicircular discharge hole 106 is provided at the bottom of the support seat 102 to facilitate the discharge of sand. A sealing plug 107 is provided between every two adjacent discharge holes 106 to seal the discharge holes 106.

[0029] Both sides of the installation box 301 are provided with fixing plates 302, and the fixing plates 302 are connected to the sides of the support column 101 by fixing screws 303, so as to facilitate the disassembly and assembly of the installation box 301;

[0030] The side wall of the installation box 301 is provided with a moving groove 305, and a connecting frame 306 is slidably provided inside the moving groove 305. Two connecting frames 306 are provided in each moving groove 305. The connecting frame 306 is arranged on the surface of the positioning plate 307 to guide and limit the movement of the positioning plate 307.

[0031] A connecting seat 309 is provided on the outer side of the installation box 301. There are two connecting seats 309 on each installation box 301. A bidirectional screw rod 3010 is rotatably provided between the two corresponding connecting seats 309. The wire grooves at both ends of the bidirectional screw rod 3010 are in opposite directions. A screw nut 3012 is provided on the surface of the connecting frame 306, which is threadedly connected to the bidirectional screw rod 3010. A turntable 3011 is provided at the end of the bidirectional screw rod 3010. The turntable 3011 is rotated to drive the bidirectional screw rod 3010 to rotate. The bidirectional screw rod 3010 is threadedly connected to the connecting frame 306, and the corresponding two positioning plates 307 are driven to move synchronously under the sliding cooperation between the connecting frame 306 and the movable groove 305.

[0032] When in use, firstly install bolts 105 to connect two adjacent support columns 101 to form a base 1, and fill the interior of the base 1 with sand to increase the gravity of the base 1 to ensure stability, and then install a waterproof cover 108 on the top of the base 1;

[0033] Then, the installation box 301 is installed to one side of the base 1 by fixing the screws 303, so that the guardrail 2 is installed between the two corresponding bases 1, and the installation angle between the guardrail 2 and the base 1 is adjusted by the rotational cooperation between the connecting shaft 203 and the installation box 301, which is suitable for different road protections;

[0034] After the final adjustment is completed, the turntable 3011 is rotated in the opposite direction, thereby driving the bidirectional screw rod 3010 to rotate. The bidirectional screw rod 3010 is threadedly connected to the connecting frame 306, and the sliding cooperation between the connecting frame 306 and the movable groove 305 drives the corresponding two positioning disks 307 to move inward synchronously, so that the positioning tooth block 308 on the surface of the positioning disk 307 is engaged with the positioning tooth groove on the surface of the rotating disk 304, thereby limiting the installation angle of the guardrail 2.

[0035] 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. A guardrail with adjustable installation angle, comprising a base (1), wherein two bases (1) are provided, and characterized in that: A guardrail (2) is provided between the two bases (1) and connected via a rotating mechanism (3); the guardrail (2) comprises two guard plates (201); a plurality of guard rods (202) are provided between the two guard plates (201); and a connecting shaft (203) is provided at both ends between the two guard plates (201); The rotating mechanism (3) comprises an installation box (301), two installation boxes (301) are provided, and the installation boxes (301) are installed on one side of the base (1). The installation box (301) is rotatably connected to the connecting shaft (203) via a bearing. A rotating disk (304) is provided on the surface of the connecting shaft (203). Two rotating disks (304) are provided on each connecting shaft (203). The surface of the rotating disk (304) is provided with a positioning tooth groove. A positioning disk (307) is slidably provided inside the installation box (301). The positioning disk (307) is slidably matched with the connecting shaft (203). Two positioning disks (307) are provided in each installation box (301). The surface of the positioning disk (307) is provided with a positioning tooth block (308) corresponding to the positioning tooth groove.

2. The guardrail with adjustable installation angle according to claim 1, characterized in that: The base (1) comprises two support columns (101) with one side open, a support seat (102) with one side open is provided at the bottom end of the support column (101), and the two support columns (101) are connected.

3. The guardrail with adjustable installation angle according to claim 2, characterized in that: Mounting plates (103) are provided on both sides of the support column (101), mounting holes (104) are provided on the surface of the mounting plates (103), and every two adjacent mounting holes (104) are connected by mounting bolts (105).

4. The guardrail with adjustable installation angle according to claim 2, characterized in that: A waterproof cover (108) is provided on the top of every two adjacent support columns (101), a snap-fit ​​block (109) is provided at the bottom end of the waterproof cover (108) and snap-fits with the top of the support column (101), and a groove (1010) is provided on the surface of the waterproof cover (108).

5. The guardrail with adjustable installation angle according to claim 2, characterized in that: A semicircular discharge hole (106) is provided at the bottom end of the support seat (102), and a sealing plug (107) is engaged between every two adjacent discharge holes (106).

6. The guardrail with adjustable installation angle according to claim 1, characterized in that: Both sides of the installation box (301) are provided with fixing plates (302), and the fixing plates (302) are connected to the side surfaces of the support column (101) via fixing screws (303).

7. The guardrail with adjustable installation angle according to claim 1, characterized in that: The side wall of the installation box (301) is provided with a movable groove (305), and a connecting frame (306) is slidably provided inside the movable groove (305). Two connecting frames (306) are provided in each movable groove (305), and the connecting frames (306) are arranged on the surface of the positioning plate (307).

8. The guardrail with adjustable installation angle according to claim 7, characterized in that: A connecting seat (309) is provided on the outer side of the installation box (301), and two connecting seats (309) are provided on each installation box (301). A bidirectional screw rod (3010) is rotatably provided between the two corresponding connecting seats (309), and the thread grooves at both ends of the bidirectional screw rod (3010) are in opposite directions. A screw rod nut (3012) is provided on the surface of the connecting frame (306) and is threadedly connected to the bidirectional screw rod (3010), and a rotating disk (3011) is provided at the end of the bidirectional screw rod (3010).

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