Fabricated building staircase protective fence

Abstract

The fabricated building staircase protective fence comprises corner connecting modules and guardrail modules, the corner connecting modules comprise stand columns, balancing weights are arranged at the bottoms of the stand columns, corner guardrails are arranged on the two sides of the stand columns, first clamping pieces are arranged on the sides, away from the stand columns, of the corner guardrails, and the guardrail modules comprise staircase guardrails. Second clamping pieces are arranged at the two ends of the stair guardrail, the second clamping pieces at the two ends of the stair guardrail are clamped and matched with the first clamping pieces on the two corner connecting modules at the upper corner and the lower corner of the stair correspondingly, the length of the corner guardrail is adjustable, and the length of the stair guardrail is adjustable. The first clamping piece is hinged to the corner guardrail so that the first clamping piece can rotate up and down relative to the corner guardrail. According to the staircase, all the components are modularized, production and installation are convenient, clamping type assembly is achieved, installation is convenient, and the staircase is suitable for staircases with stairwells of different lengths, gradients and widths.

Description

Technical Field

[0001] The utility model belongs to the field of building protection tools, in particular to an assembled building staircase protection fence. Background Art

[0002] For safety reasons, construction sites will be divided into safe walking areas and unsafe areas. The safe area is for construction workers to walk in, and protective fences will be set up in the safe area to protect workers walking in the safe area from mistakenly entering or falling into the unsafe area. For example, the stairs at a house construction site are a safe area for workers to walk or carry building materials, and the area outside the stairs is an unsafe area to prevent workers from falling. Protective fences must be set up on high platforms and terraces above the second floor of the house construction site to isolate unsafe areas and prevent workers from falling. The protective fences during the construction process are temporary safety facilities that must be removed after the building is completed, and may even be removed during the construction process.

[0003] Most of the existing protective fences are constructed using scaffolding steel pipes and fasteners, which are complex to build, inconvenient to assemble and disassemble, and have low efficiency. Utility Model Content

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a prefabricated building stairwell protective fence.

[0005] In order to solve the above problems, the utility model adopts the following technical solutions:

[0006] A protective fence for stairwells in an assembled building, comprising a corner connection module and a guardrail module, wherein the corner connection module can be installed at the corner of the stairs, and the guardrail module is connected between two corner connection modules at the upper and lower corners of a section of stairs, the corner connection module comprises a column, a counterweight block is arranged at the bottom of the column, corner guardrails are arranged on both sides of the column, a first clamping piece is arranged on the side of the corner guardrail away from the column, the guardrail module comprises a stair guardrail, second clamping pieces are arranged at both ends of the stair guardrail, and the second clamping pieces at both ends of the stair guardrail are respectively engaged with the first clamping pieces on the two corner connection modules at the upper and lower corners of the stairs, the length of the corner guardrail is adjustable, the length of the stair guardrail is adjustable, the first clamping piece is hinged to the corner guardrail so that the first clamping piece can rotate up and down relative to the corner guardrail and / or the second clamping piece is hinged to the stair guardrail so that the second clamping piece can rotate up and down relative to the stair guardrail.

[0007] Preferably, the first clamping member is provided with a T-shaped slot opening upward, and the second clamping member is provided with a T-shaped block, the T-shaped block matches the T-shaped slot in shape, and the T-shaped block can be inserted into the T-shaped slot from the opening above the T-shaped slot.

[0008] Preferably, the corner guardrail comprises a first single-section guardrail having a plurality of sections that are slidably connected to each other.

[0009] Preferably, the stair guardrail comprises a plurality of second single-section guardrails that are slidably connected to each other.

[0010] Preferably, the first single-segment guardrail includes a first guardrail outer frame and a first guard net, and the first guard net is connected inside the first guardrail outer frame.

[0011] Preferably, the second single-segment guardrail includes a second guardrail outer frame and a second guard net, and the second guard net is connected inside the second guardrail outer frame.

[0012] Preferably, the counterweight block is a cement block.

[0013] Preferably, in the first single-section guardrail in which the several sections are slidably connected to each other, a first sliding groove is provided on the outer first single-section guardrail, and a first threaded rod is provided on the inner first single-section guardrail. The first threaded rod passes through the first sliding groove and slides in the first sliding groove as the first single-section guardrail moves, and the first threaded rod is connected to a first nut.

[0014] Preferably, two first clips are arranged in parallel up and down on one side of the corner guardrail away from the column, two second clips are arranged in parallel up and down at both ends of the stair guardrail, and a second threaded rod is arranged on the back of one of the second clips, a second slide groove is provided on the stair guardrail, the second threaded rod passes through the second slide groove and slides in the second slide groove with the movement of the second clip, a second nut is connected to the second threaded rod, an insertion rod is hinged on the back of the first clip, a through hole is provided on the corner guardrail, and the insertion rod is slidably connected to the through hole.

[0015] Preferably, the second protective net is a wire mesh.

[0016] Beneficial effects of the utility model

[0017] Compared with the prior art, the advantages of the present invention are:

[0018] The utility model provides an assembled building staircase protective fence comprising a corner connection module and a guardrail module. The corner connection module is installed at the corner of the stairs, and the guardrail module is connected between two corner connection modules at the upper and lower corners of a section of stairs, so as to form a protection for the edge of the stairwell; and the corner connection module comprises a column, and a counterweight block is arranged at the bottom of the column. By arranging the counterweight block, the corner connection module can be directly placed at the corner of the stairs without further fixing, thereby reducing the installation time; and the corner connection module and the guardrail module are connected to each other by the first clamping piece and the second clamping piece, which is convenient for disassembly and assembly; and the corner guardrail The length is adjustable, so that the utility model can adapt to stairs with different widths; the length of the stair guardrail is adjustable, so that the utility model can adapt to stairs with different lengths; and the first clamping piece is hinged to the corner guardrail so that the first clamping piece can rotate up and down relative to the corner guardrail and / or the second clamping piece is hinged to the stair guardrail so that the second clamping piece can rotate up and down relative to the stair guardrail, so that the utility model can adapt to stairs with different slopes. The various components of the utility model are modularized, which is convenient for production and installation, and the clamping assembly is easy to install, and can be applied to stairs with different lengths, slopes and different widths of stair wells. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic structural diagram of a corner connection module of the present utility model;

[0021] Figure 3 This is a schematic diagram of the exploded parts of the corner connection module of the present invention;

[0022] Figure 4 This is a schematic diagram of the parts of the guardrail module of the present invention;

[0023] Figure 5 for Figure 1 A partial enlarged view of the middle A area;

[0024] Figure 6 for Figure 1 A partial enlarged view of area B in the middle. DETAILED DESCRIPTION

[0025] 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.

[0026] In the description of the present invention, it should be noted that the terms "upper / lower end", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "setting / sleeving", "sleeve connection", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] See also Figure 1-6 The utility model provides a technical solution: a prefabricated building staircase protective fence, comprising a corner connection module 1 and a guardrail module 2, wherein the corner connection module 1 can be installed at the corner of the stairs, and the guardrail module 2 is connected between two corner connection modules 1 at the upper and lower corners of a staircase, wherein the corner connection module 1 comprises a column 11, a counterweight block 12 is arranged at the bottom of the column 11, and corner guardrails 13 are arranged on both sides of the column 11, and a first clamping member 14 is arranged on the side of the corner guardrail 13 away from the column 11, and the guardrail module 2 comprises a stair guardrail 2 1, the second clamping parts 22 are arranged at both ends of the stair guardrail 21, and the second clamping parts 22 at both ends of the stair guardrail 21 are respectively engaged with the first clamping parts 14 on the two corner connection modules 1 at the upper and lower corners of the stairs, the length of the corner guardrail 13 is adjustable, the length of the stair guardrail 21 is adjustable, the first clamping part 14 is hinged with the corner guardrail 13 so that the first clamping part 14 can rotate up and down relative to the corner guardrail 13 and / or the second clamping part 22 is hinged with the stair guardrail 21 so that the second clamping part 22 can rotate up and down relative to the stair guardrail 21.

[0029] The utility model of the assembled building staircase protection fence comprises a corner connection module 1 and a guardrail module 2, wherein the corner connection module 1 is installed at the corner of the stairs, and the guardrail module 2 is connected between two corner connection modules 1 at the upper and lower corners of a section of stairs, so as to form protection for the edge of the stairwell; and the corner connection module 1 comprises a column 11, and a counterweight block 12 is arranged at the bottom of the column 11. By arranging the counterweight block 12, the corner connection module 1 can be directly placed at the corner of the stairs without further fixing, thereby reducing the installation time; and by the first clamping member 14 and the second clamping member 22 being clamped and matched, The corner connection module 1 and the guardrail module 2 are connected to each other for easy assembly and disassembly; and the length of the corner guardrail 13 is adjustable, so that the utility model is adapted to stairs with different widths of stairwells; the length of the stair guardrail 21 is adjustable, so that the utility model is adapted to stairs with different lengths; and the first clamping member 14 is hinged to the corner guardrail 13 so that the first clamping member 14 can rotate up and down relative to the corner guardrail 13 and / or the second clamping member 22 is hinged to the stair guardrail 21 so that the second clamping member 22 can rotate up and down relative to the stair guardrail 21, so that the utility model is adapted to stairs with different slopes.

[0030] The components of the utility model are modularized, easy to produce and install, and can be assembled in a clip-on manner, which is convenient to install and can be applied to stairs with different lengths, slopes and stairwells of different widths.

[0031] Specifically, a T-shaped slot 141 opening upward is provided on the first clamping member 14, and a T-shaped block 221 is provided on the second clamping member 22. The T-shaped block 221 and the T-shaped slot 141 match each other in appearance. The T-shaped block 221 can be inserted into the T-shaped slot 141 from the opening above the T-shaped slot 141, thereby realizing the clamping connection between the first clamping member 14 and the second clamping member 22. The structure is simple and easy to install.

[0032] Specifically, the corner guardrail 13 includes a plurality of first single-section guardrails 15 that are slidably connected to each other. The first single-section guardrail 15 is moved to adjust the length of overlap between each section of the first single-section guardrail 15, thereby achieving length adjustment of the corner guardrail 13. The stair guardrail 21 includes a plurality of second single-section guardrails 23 that are slidably connected to each other. The second single-section guardrail 23 is moved to adjust the length of overlap between each section of the second single-section guardrail 23, thereby achieving length adjustment of the stair guardrail 21.

[0033] Furthermore, the first single-section guardrail 15 includes a first guardrail outer frame 151 and a first protective net 152, the first protective net 152 is connected inside the first guardrail outer frame 151, and the second single-section guardrail 23 includes a second guardrail outer frame 231 and a second protective net 232, the second protective net 232 is connected inside the second guardrail outer frame 231. Compared with the railing-type guardrail, the gap is small and the protection effect is better. Preferably, the first protective net 152 and the second protective net 232 are wire meshes.

[0034] Specifically, the counterweight block 12 is a cement block.

[0035] Furthermore, in the first single-section guardrail 15 in which the plurality of sections are slidably connected to each other, a first slide groove 153 is provided on the outer first single-section guardrail 15, and a first threaded rod 154 is provided on the inner first single-section guardrail 15. The first threaded rod 154 passes through the first slide groove 153 and slides in the first slide groove 153 as the first single-section guardrail 15 moves. The first threaded rod 154 is connected to a first nut 155 so as to be tightened after adjusting the length of the corner guardrail 13.

[0036] Furthermore, two first clips 14 are arranged in parallel up and down on one side of the corner guardrail 13 away from the column 11, and two second clips 22 are arranged in parallel up and down at both ends of the stair guardrail 21, and a second threaded rod 222 is arranged on the back of one of the second clips 22. A second slide groove 223 is provided on the stair guardrail 21, and the second threaded rod 222 passes through the second slide groove 223 and slides in the second slide groove 223 with the movement of the second clip 22. A second nut 224 is connected to the second threaded rod 222, and an insertion rod 3 is hinged on the back of the first clip 14. A through hole 131 is provided on the corner guardrail 13, and the insertion rod 3 is slidably connected in the through hole 131. The stair guardrail 21 and the corner guardrail 13 are connected by two sets of clips, which is more stable.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0038] Although the 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 prefabricated building staircase protective fence, characterized in that: The invention comprises a corner connection module (1) and a guardrail module (2), wherein the corner connection module (1) can be installed at the corner of a staircase, and the guardrail module (2) is connected between two corner connection modules (1) at the upper and lower corners of a staircase, wherein the corner connection module (1) comprises a column (11), a counterweight block (12) is arranged at the bottom of the column (11), corner guardrails (13) are arranged on both sides of the column (11), and a first clamping member (14) is arranged on the side of the corner guardrail (13) away from the column (11), and the guardrail module (2) comprises a stair guardrail (21), and the stair guardrail (21) is arranged at both ends. A second clamping piece (22) is arranged, and the second clamping pieces (22) at both ends of the stair guardrail (21) are respectively engaged with the first clamping pieces (14) on the two corner connection modules (1) at the upper and lower corners of the staircase, the length of the corner guardrail (13) is adjustable, the length of the stair guardrail (21) is adjustable, the first clamping piece (14) is hingedly connected to the corner guardrail (13) so that the first clamping piece (14) can rotate up and down relative to the corner guardrail (13) and / or the second clamping piece (22) is hingedly connected to the stair guardrail (21) so that the second clamping piece (22) can rotate up and down relative to the stair guardrail (21).

2. The assembled building staircase protective fence according to claim 1, characterized in that: The first clamping member (14) is provided with a T-shaped slot (141) opening upward, and the second clamping member (22) is provided with a T-shaped block (221). The T-shaped block (221) and the T-shaped slot (141) match each other in appearance, and the T-shaped block (221) can be inserted into the T-shaped slot (141) from the upper opening of the T-shaped slot (141).

3. The assembled building staircase protective fence according to claim 1 is characterized in that: The corner guardrail (13) comprises a plurality of first single-section guardrails (15) which are slidably plugged into each other.

4. The assembled building staircase protective fence according to claim 1, characterized in that: The stair guardrail (21) comprises a plurality of second single-section guardrails (23) which are slidably plugged into each other.

5. The assembled building staircase protective fence according to claim 3 is characterized in that: The first single-segment guardrail (15) comprises a first guardrail outer frame (151) and a first guard net (152), wherein the first guard net (152) is connected inside the first guardrail outer frame (151).

6. The assembled building staircase protective fence according to claim 4, characterized in that: The second single-segment guardrail (23) comprises a second guardrail outer frame (231) and a second guard net (232), and the second guard net (232) is connected inside the second guardrail outer frame (231).

7. The assembled building staircase protective fence according to claim 1, characterized in that: The counterweight block (12) is a cement block.

8. The assembled building staircase protective fence according to claim 3, characterized in that: In the first single-section guardrail (15) of the plurality of sections slidably plugged into each other, a first sliding groove (153) is provided on the outer first single-section guardrail (15), and a first threaded rod (154) is provided on the inner first single-section guardrail (15). The first threaded rod (154) passes through the first sliding groove (153) and slides in the first sliding groove (153) as the first single-section guardrail (15) moves. The first threaded rod (154) is connected to a first nut (155).

9. The assembled building staircase protective fence according to claim 1, characterized in that: Two first clamping parts (14) arranged in parallel up and down are arranged on one side of the corner guardrail (13) away from the column (11), and two second clamping parts (22) arranged in parallel up and down are respectively arranged at both ends of the stair guardrail (21), and a second threaded rod (222) is arranged on the back of one of the second clamping parts (22). A second slide groove (223) is provided on the stair guardrail (21), and the second threaded rod (222) passes through the second slide groove (223) and slides in the second slide groove (223) as the second clamping part (22) moves. A second nut (224) is connected to the second threaded rod (222), and an insertion rod (3) is hinged on the back of the first clamping part (14). A through hole (131) is provided on the corner guardrail (13), and the insertion rod (3) is slidably connected in the through hole (131).

10. The assembled building staircase protective fence according to claim 6, characterized in that: The second protective net (232) is a wire mesh.

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