Novel turnover edge protective railing

Abstract

The utility model relates to a novel turnover edge protective railing in the technical field of protective railings, a protective railing device comprises a steel pipe arranged at the top end of a fixing device, and a protective railing is arranged above the steel pipe; the adjusting device comprises an adjusting assembly arranged in the steel pipe and used for driving the protective fence to move up and down, and a driving assembly used for driving the adjusting assembly to rotate is arranged in the steel pipe. The steel pipe can be fixed by connecting a plurality of spiral reinforcing steel bar heads on the concrete block with the threaded holes in the bottom end of the steel pipe in a threaded mode, and then a steel wire rope is transversely pulled through the steel pipe and the holes reserved in the protective fence, so that edge protection is formed. Then a rotating shaft is driven by a hand wheel to rotate, and a threaded rod synchronously rotates along with the rotating shaft under the meshing connection of a bevel gear I and a bevel gear II, so that a threaded sleeve plate can move up and down along a rod body of the threaded rod, and the height of the protective fence can be quickly adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of protective railings, in particular to a novel rotatable edge protective railing. Background Art

[0002] In construction, guardrails are usually used to prevent people from entering the construction site, to avoid injuries to outsiders due to construction problems, and to affect the progress of construction. For example, a road construction safety guardrail with Chinese patent application number CN202010359402. includes two bases, a pair of tracks are provided on the base, columns are connected to the tracks, the lower ends of the columns are fixedly connected to the bottom plate, the lower surface of the bottom plate is connected to the rollers that match the tracks, and the guardrail body is connected between the two columns. The guardrail body includes connecting columns provided at both ends, and a plurality of connecting frames are connected between the two connecting columns. The adjacent connecting frames are rotatably connected. The connecting frames are in an I-shaped structure. The connecting frames include connecting members provided at the upper and lower ends, and connecting rods are connected between the connecting members. The outer surface of the connecting rod is rotatably connected to a guard plate.

[0003] However, the existing rotatable edge guardrail cannot be adjusted in height, which makes it inconvenient to use. At the same time, the bottom of the edge guardrail lacks a fixing mechanism, resulting in structural instability. The edge guardrail may tip over or fall over when in use, so that the edge guardrail cannot play a protective role. Utility Model Content

[0004] In order to solve the problem that the existing rotatable edge protection railings proposed in the above background technology cannot be adjusted in height, which makes it inconvenient to use, and the edge protection railings lack a fixing mechanism at the bottom, which makes the structure unstable. When the edge protection railings are used, they may tip over or fall over, so that the edge protection railings cannot play a protective role, the utility model provides the following technical solutions:

[0005] A novel rotatable edge guardrail comprises a plurality of guardrail devices for edge protection, a fixing device for supporting the guardrail device is arranged at the bottom end of the guardrail device, an adjusting device for moving the guardrail device up and down is arranged inside the guardrail device, and a plurality of the guardrail devices are plugged with steel wire ropes for cooperating with the guardrail devices for protection.

[0006] The guardrail device comprises a steel pipe arranged on the top of a fixing device, and a guardrail is arranged above the steel pipe.

[0007] The adjusting device comprises an adjusting component arranged in a steel pipe for driving the guardrail to move up and down, and a driving component for driving the adjusting component to rotate is arranged in the steel pipe.

[0008] Furthermore, the adjustment assembly includes a threaded rod arranged in a steel pipe for rotation, and a bevel gear 2 for meshing with the driving assembly is arranged at the bottom of the rod body of the threaded rod.

[0009] Furthermore, a threaded sleeve for moving up and down is threadedly connected to the rod body of the threaded rod, and a connecting rod for driving the guardrail to move up and down is fixedly installed on the top of the threaded sleeve, and there are four connecting rods. The driving assembly includes a rotating shaft movably connected to the steel pipe, and a bevel gear 1 for meshing with a bevel gear 2 is fixedly installed on one end of the rotating shaft close to the threaded rod, and a handwheel for driving the rotating shaft to rotate is fixedly installed on one end of the rotating shaft away from the threaded rod.

[0010] Furthermore, the fixing device comprises a spiral steel bar head threadably connected to the steel pipe, and a concrete block for supporting the spiral steel bar head is fixedly mounted at the bottom end of the spiral steel bar head.

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

[0012] By arranging a fixing device, a guardrail device and an adjusting device, when installing the new type of revolvable edge protection railing, several spiral steel bar heads on the concrete block can be threadedly connected to the threaded holes at the bottom end of the steel pipe, so that the steel pipe can be fixed, and then the steel wire rope can be pulled horizontally through the empty holes reserved on the steel pipe and the guardrail, so as to form edge protection, so as to solve the problem of tipping over or overturning of the edge protection railing when it is used; therefore, when it is necessary to adjust the height of the guardrail, the hand wheel can be used to drive the rotating shaft to rotate, and under the meshing connection of the bevel gear one and the bevel gear two, the threaded rod can be rotated synchronously with the rotating shaft, so that the threaded sleeve can be moved up and down along the rod body of the threaded rod, and the height of the guardrail can be quickly adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0014] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the protective railing device of the utility model;

[0017] Figure 3 This is a cross-sectional view of the protective railing device of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the regulating device of the utility model;

[0019] Figure 5 For this utility model Figure 4 Enlarged view of point A in the middle.

[0020] In the accompanying drawings, the names of the components represented by the reference numerals are listed as follows:

[0021] 100-fixing device, 110-concrete block, 120-spiral steel bar head;

[0022] 200-guardrail device, 210-steel pipe, 220-guardrail;

[0023] 300-adjusting device, 310-driving assembly, 311-hand wheel, 312-rotating shaft, 313-bevel gear 1, 320-adjusting assembly, 321-threaded rod, 322-bevel gear 2, 323-threaded sleeve plate, 324-connecting rod;

[0024] 400-Wire rope. DETAILED DESCRIPTION

[0025] The preferred specific implementation methods for implementing the present utility model are described in detail below, and a clear and complete description is made in conjunction with the accompanying drawings.

[0026] See also Figure 1-Figure 5 The utility model provides a novel rotatable edge protection railing.

[0027] It includes multiple guardrail devices 200 for edge protection, the bottom end of the guardrail device 200 is provided with a fixing device 100 for supporting the guardrail device 200, the guardrail device 200 is provided with an adjusting device 300 for moving the guardrail device 200 up and down, and multiple guardrail devices 200 are inserted with steel wire ropes 400 for cooperating with the guardrail device 200 for protection.

[0028] The fixing device 100 includes a spiral steel bar head 120 threadedly connected to the steel pipe 210, and the spiral steel bar head 120 is threadedly connected to the bottom of the steel pipe 210 to facilitate quick connection of the steel pipe 210 to the spiral steel bar head 120; a concrete block 110 for supporting the spiral steel bar head 120 is fixedly installed at the bottom end of the spiral steel bar head 120.

[0029] The guardrail device 200 includes a steel pipe 210 disposed on the top of the fixing device 100, and a threaded hole is provided at the bottom of the steel pipe 210 to facilitate the threaded connection with the spiral steel bar head 120. The pre-buried discarded spiral steel bar head 120 can be used to fix the threaded hole at the bottom of the steel pipe 210 to the spiral steel bar head 120 through a threaded buckle. The spiral steel bar head 120 is spot welded to the steel bar and fixed to the concrete block 110. The steel wire rope 4 is pulled horizontally by using the empty holes reserved on the steel pipe 210 and the guardrail 220. 00, thereby forming edge protection, a guardrail 220 is arranged above the steel pipe 210; therefore, when installing the new type of revolving edge protection railing, the plurality of spiral steel bar heads 120 on the concrete block 110 can be threadedly connected with the threaded holes at the bottom end of the steel pipe 210, so that the steel pipe 210 can be fixed, and then the steel wire rope 400 can be pulled horizontally using the empty holes reserved on the steel pipe 210 and the guardrail 220, thereby forming edge protection, so as to solve the problem of tipping over or overturning of the edge protection railing when in use.

[0030] The adjusting device 300 includes an adjusting component 320 arranged in the steel pipe 210 for driving the guardrail 220 to move up and down. A driving component 310 is arranged in the steel pipe 210 for driving the adjusting component 320 to rotate. Therefore, when the height of the guardrail 220 needs to be adjusted, the driving component 310 can drive the adjusting component 320 to control the guardrail 220 to move up and down, so that the height of the guardrail 220 can be quickly adjusted.

[0031] The driving assembly 310 includes a rotating shaft 312 movably connected to the steel pipe 210, and a bevel gear 1 313 for meshing with a bevel gear 2 322 is fixedly installed on one end of the rotating shaft 312 close to the threaded rod 321, and a handwheel 311 for driving the rotating shaft 312 to rotate is fixedly installed on the other end of the rotating shaft 312 away from the threaded rod 321.

[0032] The adjusting assembly 320 includes a threaded rod 321 which is arranged in the steel pipe 210 for rotation, and the upper and lower ends of the threaded rod 321 are connected to the inner cavity wall of the steel pipe 210 through bearings to facilitate the rotation of the threaded rod 321; a bevel gear 322 for meshing with the driving assembly 310 is arranged at the bottom of the rod body of the threaded rod 321; a threaded sleeve 323 for up and down movement is threadedly connected to the rod body of the threaded rod 321, and the diameter of the threaded sleeve 323 is the same as the inner diameter of the cavity of the steel pipe 210 to keep the threaded sleeve 323 always moving up and down along the rod body of the threaded rod 321.

[0033] A connecting rod 324 for driving the guardrail 220 to move up and down is fixedly installed on the top of the threaded sleeve 323, and there are four connecting rods 324. The four connecting rods 324 penetrate the top of the steel pipe 210, and the four connecting rods 324 are distributed in a circular array on the top of the threaded sleeve 323. Therefore, when the height of the guardrail 220 needs to be adjusted, the rotating shaft 312 can be driven to rotate by the hand wheel 311, and under the meshing connection between the bevel gear 1 313 and the bevel gear 2 322, the threaded rod 321 can rotate synchronously with the rotating shaft 312, so that the threaded sleeve 323 can move up and down along the rod body of the threaded rod 321, and the height of the guardrail 220 can be quickly adjusted.

[0034] Based on the above content and the accompanying drawings, those skilled in the art can understand and implement the utility model. In addition, any non-creative modifications made to the utility model by those skilled in the art without making creative work still fall within the scope of protection of the utility model.

Claims

1. A novel rotatable edge protection railing, comprising a plurality of guardrail devices (200) for edge protection, characterized in that: A fixing device (100) for supporting the guardrail device (200) is provided at the bottom end of the guardrail device (200); an adjusting device (300) for moving the guardrail device (200) up and down is provided in the guardrail device (200); and steel wire ropes (400) for cooperating with the guardrail device (200) for protection are inserted into a plurality of the guardrail devices (200); The guardrail device (200) comprises a steel pipe (210) arranged on the top of the fixing device (100), and a guardrail (220) is arranged above the steel pipe (210); The adjusting device (300) comprises an adjusting component (320) arranged in a steel pipe (210) for driving the guardrail (220) to move up and down, and a driving component (310) for driving the adjusting component (320) to rotate is arranged in the steel pipe (210).

2. The novel rotatable edge protection railing according to claim 1 is characterized in that: The adjusting assembly (320) comprises a threaded rod (321) arranged in the steel pipe (210) for rotation, and a second bevel gear (322) for meshing with the driving assembly (310) is arranged at the bottom of the rod body of the threaded rod (321).

3. The novel rotatable edge protection railing according to claim 2 is characterized in that: A threaded sleeve (323) for upward and downward movement is threadedly connected to the rod body of the threaded rod (321), and a connecting rod (324) for driving the guardrail (220) to move upward and downward is fixedly installed on the top of the threaded sleeve (323), and there are four connecting rods (324).

4. The novel rotatable edge protection railing according to claim 2 is characterized in that: The driving assembly (310) comprises a rotating shaft (312) movably connected to the steel pipe (210); a bevel gear 1 (313) for meshing with a bevel gear 2 (322) is fixedly mounted on one end of the rotating shaft (312) close to the threaded rod (321); and a hand wheel (311) for driving the rotating shaft (312) to rotate is fixedly mounted on one end of the rotating shaft (312) away from the threaded rod (321).

5. The novel rotatable edge protection railing according to claim 1 is characterized in that: The fixing device (100) comprises a spiral steel bar head (120) threadedly connected to a steel pipe (210), and a concrete block (110) for supporting the spiral steel bar head (120) is fixedly mounted at the bottom end of the spiral steel bar head (120).

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