Construction safety guardrail

Abstract

The utility model relates to the technical field of guardrails, in particular to a construction safety guardrail, which improves the stability of the guardrail and is convenient to install on the premise that the guardrail is convenient to shrink, and comprises a plurality of fixed piles, the adjacent fixed piles are connected through telescopic rods, and the distance between the adjacent fixed piles is adjusted through an adjusting assembly. The adjusting assembly comprises a lead screw and a sleeve in threaded connection with the lead screw, the lead screw and the sleeve rotate relatively with the axis as the circle center so as to adjust the distance between the adjacent fixing piles, the lead screw is fixedly connected with the fixing piles, the sleeve is rotationally connected with the fixing piles, a screwing assembly used for rotating the sleeve is arranged at the end of the sleeve, and the lead screw is rotationally connected with the fixing piles. The sleeve is fixedly connected with the fixing pile, a screwing assembly used for rotating the lead screw is arranged at the end of the lead screw, the knob assembly is a screwing block or a rotating disc, the screwing block is arranged in a regular polygon shape, anti-skid lines are arranged on the rotating disc, the interior of the telescopic rod is hollow, and the adjusting assembly is arranged in the telescopic rod.

Description

Technical Field

[0001] The utility model relates to the technical field of guardrails, in particular to a construction safety guardrail. Background Art

[0002] As we all know, construction projects refer to engineering entities formed by the construction of various types of buildings and their ancillary facilities and the installation of supporting lines, pipelines, and equipment. Therefore, protective devices are needed during the construction process to serve as a reminder to the outside world. In the field of safety guardrail technology, construction safety guardrails are widely used.

[0003] After searching, a construction safety guardrail disclosed in the announcement number CN220621354U was found. The construction safety guardrail is equipped with a protective plate assembly. The fixed piles and protective plates are easy to carry, and a detachable installation method is set. When in use, it can be installed with bolts and protective plates. The protective plates are hinged to each other, which makes them retractable, easy to carry, and reusable.

[0004] The above patent reduces the volume of the guardrail by folding it through hinges. However, this construction safety guardrail has the following disadvantages:

[0005] 1. The hinged joints between the protective plates are prone to folding and have poor stability.

[0006] 2. When encountering strong winds, it is not easy to unfold the two hinged protective plates, and the installation efficiency is low. Utility Model Content

[0007] (1) Technical problems solved

[0008] In view of the deficiencies in the prior art, the utility model provides a construction safety guardrail, which improves the stability of the guardrail while being easy to retract and is easy to install.

[0009] (2) Technical solution

[0010] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a construction safety guardrail, comprising a plurality of fixed piles, adjacent fixed piles being connected by a retractable telescopic rod, the spacing between adjacent fixed piles being adjusted by an adjusting component, the adjusting component being a lead screw and a sleeve threadedly connected to the lead screw, the lead screw and the sleeve rotating relative to each other with the axis as the center of the circle to adjust the spacing between adjacent fixed piles.

[0011] Furthermore, the lead screw is fixedly connected to the fixed pile, the sleeve is rotatably connected to the fixed pile, and a screwing assembly for rotating the sleeve is provided at the end of the sleeve.

[0012] Furthermore, the lead screw is rotatably connected to the fixed pile, the sleeve is fixedly connected to the fixed pile, and a screwing assembly for rotating the lead screw is provided at the end of the lead screw.

[0013] Furthermore, the knob assembly is a rotating block or a turntable, the rotating block is arranged in the shape of a regular polygon, and the turntable is provided with anti-slip grooves.

[0014] Furthermore, the interior of the telescopic rod is hollow, and the adjustment component is arranged inside the telescopic rod.

[0015] Preferably, the lead screw and the sleeve are threadedly connected via a nut arranged inside the sleeve, a screw hole matching the lead screw is provided in the middle of the nut, a limit block is provided at the end of the lead screw, and the diameter of the limit block is larger than the diameter of the screw hole.

[0016] In addition, a base is provided at the bottom of the fixing pile, and a plurality of mounting holes are provided on the base.

[0017] In addition, a warning light is provided on the top of the fixing pile.

[0018] (3) Beneficial effects

[0019] Compared with the existing technology, the utility model provides a construction safety guardrail with the following beneficial effects:

[0020] This construction safety guardrail is provided with a telescopic rod, a screw and a sleeve. By making the screw and the sleeve rotate relative to each other, the spacing between adjacent fixed piles is adjusted to retract the guardrail, which is convenient for carrying and storing the guardrail. The screw and the sleeve are used to retract the guardrail, which replaces the traditional retraction of the guardrail by flipping, thereby improving stability. In addition, the guardrail is not affected by wind resistance when installed in windy weather, thereby improving installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic cross-sectional view of the first embodiment of the present invention;

[0023] Figure 3 This is a schematic cross-sectional view of the second embodiment of the present invention;

[0024] Figure 4 This is a schematic cross-sectional view of the utility model in which the adjustment component is arranged inside the telescopic rod;

[0025] Figure 5 For this utility model Figure 3 A schematic diagram of the structure of the local enlargement shown in FIG;

[0026] Figure 6 It is a schematic diagram of the three-dimensional structure of the turntable of the utility model.

[0027] In the figure: 1. Fixed pile; 2. Telescopic rod; 3. Screw; 4. Sleeve; 5. Base; 6. Screw block; 7. Turntable; 8. Warning light; 9. Mounting hole; 10. Nut; 11. Limit block. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-6 The utility model is a construction safety guardrail, comprising a plurality of fixed piles 1, adjacent fixed piles 1 are connected by a retractable telescopic rod 2, a screw 3 and a sleeve 4 threadedly connected to the screw 3 are installed between adjacent fixed piles 1, the screw 3 and the sleeve 4 rotate relative to each other, the length of the screw 3 entering the sleeve 4 changes, and the distance between adjacent fixed piles 1 is adjusted to shrink and expand the guardrail.

[0030] The first embodiment, as Figure 2 As shown, the screw 3 is fixedly connected to the fixed pile 1, the sleeve 4 is rotatably connected to the fixed pile 1, and the end of the sleeve 4 is provided with a screwing assembly for rotating the sleeve 4. The rotating sleeve 4 adjusts the distance between adjacent fixed piles 11 to retract and expand the guardrail.

[0031] The second embodiment, as Figure 3 As shown, the screw 3 is rotatably connected to the fixed pile 1, the sleeve 4 is fixedly connected to the fixed pile 1, and a screwing assembly for rotating the screw 3 is provided at the end of the screw 3. The screw 3 is rotated to adjust the distance between adjacent fixed piles 111 to retract and expand the guardrail.

[0032] The knob assembly is a screw block 6 or a turntable 7, such as Figure 6 The turntable 7 shown in the figure has a screw block 6 in the shape of a regular polygon. The screw block 6 is rotated by an electric tool to further improve the efficiency of expanding and contracting the guardrail. The turntable 7 is provided with anti-slip grooves, and the turntable 7 is manually rotated to expand and contract.

[0033] To protect the adjustment components from replacement, such as Figure 4 As shown, the interior of the telescopic rod 2 is hollow, and the adjustment component is arranged inside the telescopic rod 2.

[0034] Among them, the screw 3 and the sleeve 4 are threadedly connected through a nut 10 arranged inside the sleeve 4. A screw hole matching the screw 3 is provided in the middle of the nut 10. A limit block 11 is provided at the end of the screw 3. The diameter of the limit block 11 is larger than the diameter of the screw hole to prevent the screw 3 and the sleeve 4 from separating.

[0035] A base 5 is provided at the bottom of the fixing pile 1 , and a plurality of mounting holes 9 are provided on the base 5 .

[0036] A warning light 8 is provided on the top of the fixing pile 1 .

[0037] To sum up, when using this construction safety guardrail, the screw 3 or sleeve 4 is rotated to change the length of the screw 3 entering the sleeve 4, and the spacing between adjacent fixed piles 1 is adjusted to shrink and expand the guardrail, which is more convenient to operate and has better stability.

[0038] The technical terms or scientific terms used in the description of this application should have the usual meanings understood by those skilled in the art in the field to which this application belongs. The words "upper", "lower", "left", "right", "center", "vertical", "horizontal", "inside", "outside" and other words indicating orientation used in the description of this application are only used to indicate relative directions or positional relationships, and do not imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. When the absolute position of the described object changes, its relative positional relationship may also change accordingly, and therefore cannot be understood as a limitation on this application. The terms "first", "second", "third" and similar terms used in the description of this application are only used for descriptive purposes to distinguish different components, and cannot be understood as indicating or implying relative importance.

[0039] The words "a", "an" or "the" and the like used in the description of this application should not be understood as an absolute limitation on quantity, but should be understood as the presence of at least one. The words "include" or "comprise" and the like used in the description of this application mean that the elements or objects listed before the word include the elements or objects listed after the word and their equivalents, but do not exclude other elements or objects.

[0040] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction safety guardrail, comprising a plurality of fixed piles (1), characterized in that: Adjacent fixed piles (1) are connected by a telescopic rod (2), and the spacing between adjacent fixed piles (1) is adjusted by an adjustment component, wherein the adjustment component comprises a lead screw (3) and a sleeve (4) threadedly connected to the lead screw (3), and the lead screw (3) and the sleeve (4) rotate relative to each other with the axis as the center of the circle to adjust the spacing between adjacent fixed piles (1).

2. A construction safety guardrail according to claim 1, characterized in that: The lead screw (3) and the fixed pile (1) are fixedly connected, the sleeve (4) and the fixed pile (1) are rotatably connected, and a screwing assembly for rotating the sleeve (4) is provided at the end of the sleeve (4).

3. A construction safety guardrail according to claim 1, characterized in that: The lead screw (3) and the fixed pile (1) are rotatably connected, the sleeve (4) and the fixed pile (1) are fixedly connected, and a screwing assembly for rotating the lead screw (3) is provided at the end of the lead screw (3).

4. A construction safety guardrail according to claim 2 or 3, characterized in that: The screwing assembly is a screwing block (6) or a turntable (7); the screwing block (6) is arranged in the shape of a regular polygon; and the turntable (7) is provided with anti-slip grooves.

5. The construction safety guardrail according to claim 1, characterized in that: The interior of the telescopic rod (2) is hollow, and the adjustment component is arranged inside the telescopic rod (2).

6. A construction safety guardrail according to claim 1 or 5, characterized in that: The lead screw (3) and the sleeve (4) are threadedly connected via a nut (10) arranged inside the sleeve (4); a screw hole matching the lead screw (3) is provided in the middle of the nut (10); a limit block (11) is provided at the end of the lead screw (3); and the diameter of the limit block (11) is larger than the diameter of the screw hole.

7. The construction safety guardrail according to claim 1, characterized in that: A base (5) is provided at the bottom of the fixing pile (1), and a plurality of mounting holes (9) are provided on the base (5).

8. The construction safety guardrail according to claim 7, characterized in that: A warning light (8) is provided on the top of the fixing pile (1).

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