Fabricated length-adjustable stair edge temporary protective barrier

Abstract

The utility model discloses an assembly-type length-adjustable stair edge temporary protective barrier, relates to the technical field of building construction safety, and aims to solve the problems that in the prior art, an electric drill is adopted to drill a hole to drive an expansion bolt to fix the barrier, the structure is damaged, the bolt needs to be cut when the temporary protective barrier is dismounted in the later period, labor and time are wasted, and the construction efficiency is high. According to the scheme, the device comprises a fixing mechanism and a connecting mechanism, and the fixing mechanism comprises a bottom plate and a fixing frame fixed to one end of the top of the bottom plate. The stair protective barrier does not need to be fixed in a structural drilling mode, structural damage is avoided, construction operation difficulty is reduced, assembly and disassembly are easy, convenience and rapidness are achieved, the construction period is shortened, and overall stability is improved. The length of the thin cross rod inserted into the thick cross rod is adjusted to adapt to different vertical rod intervals, and the telescopic function is achieved. And therefore, the phenomenon of material waste is reduced, and the cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction safety, in particular to an assembled temporary protective railing with adjustable length on the edge of a staircase. Background Art

[0002] As we all know, during the construction of building projects, temporary edge guardrails are often required to be installed on the edges of stairs to reduce the risk of falling.

[0003] The traditional method is to use an electric drill to drill holes and insert expansion bolts to fix the railings. This method will damage the structure. The bolts need to be cut when the temporary protective railings are removed later, which is labor-intensive and time-consuming, and has poor safety and economic efficiency. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides an assembled temporary protective railing with adjustable length on the edge of the stairs, which overcomes the shortcomings of the prior art and effectively solves the problem that the prior art uses an electric drill to drill holes and insert expansion bolts to fix the railings, which may cause damage to the structure. The bolts need to be cut for later dismantling of the temporary protective railing, which is labor-intensive and time-consuming, and has poor safety and economy.

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

[0006] An assembled temporary guardrail for the edge of a staircase with adjustable length comprises a fixing mechanism and a connecting mechanism, wherein the fixing mechanism comprises a base plate, a fixing frame fixed to one end of the top of the base plate, studs rotatably connected to the inner walls at both ends of the fixing frame, an adjustment block screwed to the outer wall of the stud, a clamping block fixed to one end of the adjustment block, a fixing shell fixed to the top of the clamping block, and a guard plate connected to the top of the fixing shell, and the connecting mechanism comprises a screw, a connecting rod fixed to one end of the screw, and a connecting pipe screwed to the other end of the screw.

[0007] By inserting the base plate and the clamping block into the floor slab of the stairs, and plugging and fixing the corresponding inclined block according to the inclination angle of the bottom of the stairs, the stud is rotated by the hexagonal wrench, and the rotating stud drives the clamping plate to approach the base plate through the screwed adjustment block, so that the floor slab is clamped and fixed between the clamping block and the base plate, and then the fixing block is inserted into the fixing shell and fastened by the fastening bolts, so that the protective plate is connected to the top of the fixing shell, and the plug block is inserted into the socket of the protective plate and the screw is rotated to adjust the distance between the connecting rod and the connecting pipe. It can be suitable for stairs with different inclination angles.

[0008] Preferably, a hexagonal groove is provided on the top of the stud, and the adjustment block forms a sliding fit with the fixing frame.

[0009] The stud can be rotated by using a hexagonal wrench, and the position of the adjustment block in the fixed frame can be adjusted by the rotated stud.

[0010] Preferably, a fixing block is fixed to the bottom of the protective plate, and sockets distributed at equal distances are provided on the outer walls on both sides of the protective plate.

[0011] The protective plate is connected to the connecting mechanism through a socket.

[0012] Preferably, the fixing block and the fixing shell form a plug-in fit, and screw holes are provided on one side outer wall of the fixing shell and one side outer wall of the fixing block, and fastening bolts are screwed into the screw holes.

[0013] The protective plate is connected to the top of the fixed shell by inserting the fixing block into the fixed shell and fastening it by fastening bolts.

[0014] Preferably, the connecting pipe and the connecting rod are both rotatably connected with an insert block at one end away from each other, and the insert block forms a plug-in fit with the socket.

[0015] By inserting the plug block into the socket, the connecting pipe and the connecting rod which can rotate freely with the plug block can be applied to stairs with different inclination angles.

[0016] Preferably, a plug hole is provided on the top of the base plate, and an inclined block is plugged into the base plate through the plug hole, and the inclination angle of the inclined block is the same as the inclination angle of the bottom of the stairs.

[0017] By inserting and fixing an inclined block with the same inclination angle at the bottom of the stairs on the bottom plate, the fixing mechanism can be suitable for stairs with different inclination angles.

[0018] The beneficial effects of the utility model are:

[0019] The stair guardrail of the utility model does not need to be fixed by structural drilling, has no structural damage, reduces the difficulty of construction operation, is easy to install and disassemble, is convenient and quick, shortens the construction period, and improves overall stability. By adjusting the length of the thin cross bar inserted into the thick cross bar, it can adapt to different vertical pole spacings and realize the telescopic function. It can be recycled and reused, reducing material waste and saving costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure installation of an assembled temporary stair edge guardrail with adjustable length proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the fixing mechanism structure of an assembled temporary protective railing with adjustable length on the edge of a staircase proposed by the utility model;

[0022] Figure 3The utility model provides a schematic diagram of the connection mechanism structure of an assembled temporary protective railing with adjustable length on the edge of a staircase.

[0023] In the figure: 1. fixing mechanism; 2. connecting mechanism; 3. bottom plate; 4. fixing frame; 5. stud; 6. adjusting block; 7. clamping block; 8. fixing shell; 9. protective plate; 10. fixing block; 11. fastening bolt; 12. socket; 13. screw; 14. connecting rod; 15. connecting pipe; 16. plug block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example:

[0026] Reference Figure 1-3 , an assembled adjustable length temporary guardrail for the edge of a staircase, comprising a fixing mechanism 1 and a connecting mechanism 2, wherein the fixing mechanism 1 comprises a bottom plate 3, a fixing frame 4 fixed to one end of the top of the bottom plate 3, studs 5 rotatably connected to the inner walls of both ends of the fixing frame 4, an adjusting block 6 screwed to the outer wall of the stud 5, a clamping block 7 fixed to one end of the adjusting block 6, a fixing shell 8 fixed to the top of the clamping block 7, and a guard plate 9 connected to the top of the fixing shell 8, and the connecting mechanism 2 comprises a screw 13, a connecting rod 14 fixed to one end of the screw 13, and a connecting pipe 15 screwed to the other end of the screw 13;

[0027] A hexagonal groove is provided at the top of the stud 5, and the adjustment block 6 forms a sliding fit with the fixed frame 4. The stud 5 can be rotated by using an inner hexagonal wrench, and then the position of the adjustment block 6 in the fixed frame 4 is adjusted by the rotating stud 5. A fixing block 10 is fixed to the bottom of the protective plate 9, and sockets 12 distributed at equal distances are provided on both sides of the outer wall of the protective plate 9. The protective plate 9 is connected to the connecting mechanism 2 through the sockets 12. The fixing block 10 forms a plug-in fit with the fixed shell 8. Screw holes are provided on one side of the outer wall of the fixed shell 8 and one side of the outer wall of the fixing block 10. Fastening bolts 11 are screwed in the screw holes. The fixing block 10 is inserted into the fixed shell 8 and fastened by the fastening bolts 11, so that the protective plate 9 is connected to the top of the fixed shell 8;

[0028] The connecting tube 15 and the connecting rod 14 are both rotatably connected with an insert block 16 at one end away from each other. The insert block 16 forms a plug-in fit with the socket 12. By inserting the insert block 16 into the socket 12, the connecting tube 16 and the connecting rod 14 that can rotate freely with the insert block 16 can be suitable for stairs with different inclination angles. A plug hole is provided on the top of the base plate 3, and an inclined block is plugged into the base plate 3 through the plug hole. The inclination angle of the inclined block is the same as the inclination angle of the bottom of the stairs. By plugging and fixing an inclined block with the same inclination angle at the bottom of the stairs on the base plate 3, the fixing mechanism 1 can be suitable for stairs with different inclination angles.

[0029] Working principle:

[0030] During operation, the base plate 3 and the clamping block 7 are inserted into the floor slab of the stairs, and the corresponding inclined block is plugged and fixed according to the inclination angle of the bottom of the stairs. The stud 5 is rotated by the hexagonal wrench, and the rotating stud 5 drives the clamping plate 7 to approach the base plate 3 through the screwed adjustment block 6, so that the floor slab is clamped and fixed between the clamping block 7 and the base plate 3, and then the fixing block 10 is inserted into the fixing shell 8 and fastened by the fastening bolt 11, so that the protective plate 9 is connected to the top of the fixing shell 8, and the plug block 16 is inserted into the socket 12 of the protective plate 9, and the screw 13 is rotated to adjust the distance between the connecting rod 14 and the connecting pipe 15, so that it can be suitable for stairs with different inclination angles.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An assembled temporary staircase guardrail with adjustable length, comprising a fixing mechanism (1) and a connecting mechanism (2), characterized in that: The fixing mechanism (1) comprises a base plate (3), a fixing frame (4) fixed to one end of the top of the base plate (3), a stud (5) rotatably connected to the inner walls of both ends of the fixing frame (4), an adjusting block (6) screwed to the outer wall of the stud (5), a clamping block (7) fixed to one end of the adjusting block (6), a fixing shell (8) fixed to the top of the clamping block (7), and a protective plate (9) connected to the top of the fixing shell (8); the connecting mechanism (2) comprises a screw rod (13), a connecting rod (14) fixed to one end of the screw rod (13), and a connecting pipe (15) screwed to the other end of the screw rod (13).

2. The assembled and adjustable length temporary guardrail for the edge of stairs according to claim 1 is characterized in that: A hexagonal groove is provided on the top of the stud (5), and the adjustment block (6) and the fixing frame (4) form a sliding fit.

3. The assembled and adjustable length temporary guardrail for the edge of stairs according to claim 1 is characterized in that: A fixing block (10) is fixed to the bottom of the protective plate (9), and sockets (12) distributed at equal distances are provided on the outer walls on both sides of the protective plate (9).

4. The assembled and adjustable-length temporary guardrail for the edge of stairs according to claim 3 is characterized in that: The fixing block (10) and the fixing shell (8) are plug-fitted together, and screw holes are provided on one side outer wall of the fixing shell (8) and one side outer wall of the fixing block (10), and fastening bolts (11) are screwed into the screw holes.

5. The assembled and adjustable-length temporary guardrail for the edge of stairs according to claim 1 is characterized in that: The connecting tube (15) and the connecting rod (14) are both rotatably connected to an insert block (16) at one end away from each other, and the insert block (16) is plug-fitted with the socket (12).

6. The assembled and adjustable length temporary guardrail for the edge of stairs according to claim 1, characterized in that: The top of the bottom plate (3) is provided with an insertion hole, and an inclined block is inserted into the bottom plate (3) through the insertion hole, and the inclination angle of the inclined block is the same as the inclination angle of the bottom of the stairs.

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