Safety protective fence device for construction hole of aluminum alloy formwork

Abstract

The utility model discloses a safety protective fence device for an aluminum alloy formwork construction hole. The safety protective fence device comprises a left aluminum alloy formwork, a right aluminum alloy formwork and a telescopic protective fence, wherein the left aluminum alloy formwork and the right aluminum alloy formwork are arranged on the two sides of the hole, and the telescopic protective fence is inserted between the left aluminum alloy formwork and the right aluminum alloy formwork and arranged in the height direction of the hole. One end of the steel plate extends into the square steel sleeve, the left supporting plate is arranged at one end of the square steel sleeve, the right supporting plate is arranged at the other end of the steel plate, a left inserting plate penetrating through the left aluminum alloy formwork is arranged on the outer side of the left supporting plate, and a right inserting plate penetrating through the right aluminum alloy formwork is arranged on the outer side of the right supporting plate. According to the utility model, the plurality of telescopic protective fences are arranged, so that the aluminum alloy template can be effectively and vertically mounted, the telescopic protective fences can be repeatedly used along with the removal of the aluminum alloy template, the hole protection safety is improved, and the telescopic protective fences can be telescopically adjusted in length so as to meet the requirements of holes with different sizes, so that the application range is widened.

Description

Technical Field

[0001] The utility model belongs to the technical field of the protection of openings in aluminum alloy formwork, and particularly relates to a safety protection railing device for construction openings in aluminum alloy formwork. Background Art

[0002] At present, aluminum alloy formwork is widely used in building construction, which has the advantages of convenient operation and high material recycling rate. However, in on-site construction, attention is often paid to the forming of the engineering entity, while the safety protection in some places is ignored, especially at the elevator door openings, pipeline well openings and other parts. It is difficult to provide safety protection during the assembly, use and demolition of aluminum alloy formwork at these places, and there is no attachment connection with the building entity, resulting in a period of lack of safety protection railing and a "blind area" in safety management, which is very likely to cause personnel to step on by mistake and fall from a height, and there are great safety hazards.

[0003] Therefore, there is an urgent need for a safety protection railing device for construction openings in aluminum alloy formwork with a simple structure and reasonable design. By arranging a plurality of telescopic protection railings along the height direction of the opening between the left aluminum alloy formwork and the right aluminum alloy formwork on both sides of the opening, it can effectively adapt to the vertical installation of the aluminum alloy formwork, can be recycled and reused along with the demolition of the aluminum alloy formwork, improves the safety of opening protection, and its length can be telescopically adjusted to meet the needs of openings of different sizes, thus improving the adaptability range. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a safety protection railing device for construction openings in aluminum alloy formwork aiming at the deficiencies in the above-mentioned prior art. The device has a simple structure and reasonable design. By arranging a plurality of telescopic protection railings along the height direction of the opening between the left aluminum alloy formwork and the right aluminum alloy formwork on both sides of the opening, it can effectively adapt to the vertical installation of the aluminum alloy formwork, can be recycled and reused along with the demolition of the aluminum alloy formwork, improves the safety of opening protection, and its length can be telescopically adjusted to meet the needs of openings of different sizes, thus improving the adaptability range.

[0005] To solve the above technical problem, the technical solution adopted by the utility model is: a safety protection railing device for construction openings in aluminum alloy formwork, characterized in that it includes a left aluminum alloy formwork and a right aluminum alloy formwork arranged on both sides of the opening, and a telescopic protection railing inserted between the left aluminum alloy formwork and the right aluminum alloy formwork and arranged along the height direction of the opening;

[0006] The telescopic protection railing includes a square steel sleeve, a steel plate with one end extending into the square steel sleeve, a left support plate arranged at one end of the square steel sleeve, and a right support plate arranged at the other end of the steel plate. A left insertion plate passing through the left aluminum alloy formwork is arranged on the outer side of the left support plate, and a right insertion plate passing through the right aluminum alloy formwork is arranged on the outer side of the right support plate.

[0007] The above-mentioned safety protection railing device for construction openings of aluminum alloy formwork is characterized in that: a limiting member is arranged between the bottom of the square steel sleeve and the protruding end at the bottom of the steel plate. The limiting member includes a sleeve part, a screw rod with one end extending into the sleeve part, and an adjusting nut sleeved on the screw rod and fitting against the end of the sleeve part. The protruding end at the bottom of the steel plate is provided with an L-shaped plate, and a locking nut is sleeved on the protruding end of the screw rod through the end of the L-shaped plate.

[0008] The above-mentioned safety protection railing device for construction openings of aluminum alloy formwork is characterized in that: a fastening nut is sleeved on the screw rod, and the fastening nut is arranged in a manner that it fits against the adjusting nut.

[0009] The above-mentioned safety protection railing device for construction openings of aluminum alloy formwork is characterized in that: the bottom of the square steel sleeve is provided with a vertical plate for installing the end of the sleeve part, and the top of the sleeve part is arranged in a manner that it fits against the bottom of the square steel sleeve.

[0010] The above-mentioned safety protection railing device for construction openings of aluminum alloy formwork is characterized in that: a left insertion hole is arranged on the left insertion plate, a right insertion hole is arranged on the right insertion plate, and a trapezoidal pin is inserted into the left insertion hole and the right insertion hole.

[0011] The above-mentioned safety protection railing device for construction openings of aluminum alloy formwork is characterized in that: a warning light strip is arranged on the top surface of the square steel sleeve.

[0012] The present utility model has the following advantages compared with the prior art:

[0013] 1. The present utility model is provided with a retractable protection railing inserted between the left aluminum alloy formwork and the right aluminum alloy formwork, which is convenient for disassembly and assembly, can be recycled and reused along with the removal of the aluminum alloy formwork, and multiple retractable protection railings can be arranged vertically along the left aluminum alloy formwork and the right aluminum alloy formwork, effectively meeting different height requirements.

[0014] 2. The present utility model is provided with a retractable protection railing including a square steel sleeve and a steel plate. By pulling the steel plate to move along the square steel sleeve, the protruding length of the steel plate can be adjusted, and thus the length adjustment of the retractable protection railing can be realized, effectively meeting the requirements of different-sized openings and improving the adaptability range.

[0015] 3. The present utility model is provided with a left insertion plate passing through the left aluminum alloy formwork and a right insertion plate passing through the right aluminum alloy formwork, thereby realizing detachable connection and facilitating repeated recycling and utilization.

[0016] 4. The present utility model provides safety protection railings for parts such as elevator door openings or pipeline well openings, etc., avoiding the occurrence of accidents of personnel falling into the openings, and having safety, effectiveness, and practicability.

[0017] In summary, the utility model has a simple structure and a reasonable design. By arranging a plurality of retractable guardrails along the height direction of the opening between the left aluminum alloy formwork and the right aluminum alloy formwork on both sides of the opening, it effectively adapts to the vertical installation of the aluminum alloy formwork, can be recycled and reused along with the removal of the aluminum alloy formwork, improves the safety of opening protection, and its length can be retractably adjusted to meet the needs of openings of different sizes, thus improving the adaptability range.

[0018] The technical solution of the present utility model will be further described in detail below with reference to the drawings and embodiments. Description of the Drawings

[0019] Figure 1 It is a schematic structural diagram of the present utility model.

[0020] Figure 2 It is a schematic structural diagram of the retractable guardrail of the present utility model.

[0021] Description of the Reference Numerals:

[0022] 1 - Square steel sleeve; 1-1 - Accommodating groove; 1-2 - Warning light strip;

[0023] 3 - Left support plate; 4 - Right support plate; 4-1 - L-shaped plate;

[0024] 5 - Left insertion plate; 5-1 - Left insertion hole; 6 - Right insertion plate;

[0025] 6-1 - Right insertion hole; 7 - Limiting member; 7-1 - Sleeve part;

[0026] 7-2 - Screw rod; 7-3 - Adjusting nut; 7-4 - Fastening nut;

[0027] 7-5 - Locking nut; 7-6 - Vertical plate;

[0028] 10 - Left aluminum alloy formwork; 20 - Right aluminum alloy formwork; 30 - Retractable guardrail. Detailed Embodiment

[0029] As Figures 1 to 2 shown, the present utility model includes a left aluminum alloy formwork 10 and a right aluminum alloy formwork 20 arranged on both sides of the opening, and a retractable guardrail 30 inserted between the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20 and arranged along the height direction of the opening;

[0030] The retractable guardrail 30 includes a square steel sleeve 1, a steel plate 2 with one end extending into the square steel sleeve 1, a left support plate 3 arranged at one end of the square steel sleeve 1, and a right support plate 4 arranged at the other end of the steel plate 2. A left insertion plate 5 passing through the left aluminum alloy formwork 10 is arranged on the outer side of the left support plate 3, and a right insertion plate 6 passing through the right aluminum alloy formwork 20 is arranged on the outer side of the right support plate 4.

[0031] In this embodiment, a limiting member 7 is provided between the bottom of the square steel sleeve 1 and the protruding end at the bottom of the steel plate 2. The limiting member 7 includes a sleeve portion 7-1, a screw rod 7-2 with one end extending into the sleeve portion 7-1, and an adjusting nut 7-3 sleeved on the screw rod 7-2 and fitting against the end of the sleeve portion 7-1. An L-shaped plate 4-1 is provided at the protruding end of the bottom of the steel plate 2, and a locking nut 7-5 is sleeved on the protruding end of the screw rod 7-2 through the end of the L-shaped plate 4-1.

[0032] In this embodiment, a fastening nut 7-4 is sleeved on the screw rod 7-2, and the fastening nut 7-4 is arranged in contact with the adjusting nut 7-3.

[0033] In this embodiment, a vertical plate 7-6 for installing the end of the sleeve portion 7-1 is provided at the bottom of the square steel sleeve 1, and the top of the sleeve portion 7-1 is arranged in contact with the bottom of the square steel sleeve 1.

[0034] In this embodiment, a left insertion hole 5-1 is provided on the left insertion plate 5, a right insertion hole 6-1 is provided on the right insertion plate 6, and a trapezoidal pin is inserted into the left insertion hole 5-1 and the right insertion hole 6-1.

[0035] In this embodiment, a warning light strip 1-2 is provided on the top surface of the square steel sleeve 1.

[0036] In this embodiment, a retractable guardrail 30 is inserted between the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20. It is convenient to disassemble and assemble, can be recycled with the removal of the aluminum alloy formwork, and multiple retractable guardrails 30 can be arranged vertically between the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20 to effectively meet different height requirements.

[0037] In this embodiment, the retractable guardrail 30 includes a square steel sleeve 1 and a steel plate 2. By pulling the steel plate 2 to move along the square steel sleeve 1, the protruding length of the steel plate 2 is adjusted, and thus the length adjustment of the retractable guardrail 30 is realized, effectively meeting the requirements for holes of different sizes and improving the adaptability range.

[0038] In this embodiment, the left insertion plate 5 is passed through the left aluminum alloy formwork 10, and the right insertion plate 6 is passed through the right aluminum alloy formwork 20, so as to achieve detachable connection and facilitate repeated recycling.

[0039] In this embodiment, the end of the square steel sleeve 1 is open, and a receiving groove 1-1 for one end of the steel plate 2 to extend into is provided inside the square steel sleeve 1.

[0040] In this embodiment, a vertical plate 7-6 is provided, which not only realizes the installation of the end of the sleeve part 7-1, but also strengthens the end of the sleeve part 7-1 to ensure the horizontal installation stability of the sleeve part 7-1. In actual use, for further improvement, the top of the sleeve part 7-1 can be spot-welded to the bottom of the square steel sleeve 1.

[0041] In this embodiment, a warning light strip 1-2 is provided to facilitate warning the construction workers and assist in improving safety.

[0042] In this embodiment, during specific implementation, the lengths of the sleeve part 7-1 and the screw 7-2 are matched with the maximum and minimum protruding lengths of the steel plate 2 to meet the requirements of the maximum and minimum protruding lengths.

[0043] In this embodiment, safety guardrails are provided at positions such as elevator door openings or pipeline well openings to prevent personnel from falling into the openings, and they are safe, effective, and practical.

[0044] In this embodiment, this device utilizes the holes, plug plates, and pin pieces on the connecting frames of the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20, and the connection is reliable. In addition, this guardrail device can be used synchronously with the aluminum formwork, which not only maintains the uniqueness of the aluminum formwork itself, but also is light and convenient, facilitating repeated turnover and up-and-down transfer, achieving material and energy savings, and ensuring construction safety.

[0045] In this embodiment, during specific implementation, the left plug plate 5 and the right plug plate 6 pass through the connection holes on the connecting frames of the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20, and trapezoidal pin pieces are inserted into the left plug hole 5-1 and the right plug hole 6-1 at the protruding ends of the left plug plate 5 and the right plug plate 6 to achieve a reliable and stable connection.

[0046] After that, by setting the limiting member 7, it is to limit the protruding length of the steel plate 2 after the left plug plate 5 and the right plug plate 6 are inserted in place, ensuring that the length of the adjustable guardrail 30 after adjustment is relatively unchanged, thereby further assisting in improving the connection stability between the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20 after the left plug plate 5 and the right plug plate 6 are inserted into the left aluminum alloy formwork 10 and the right aluminum alloy formwork 20;

[0047] The adjusting nut 7-3 and the screw 7-2 are provided so that when the steel plate 2 is pulled in place, the fastening nut 7-4 is rotated away from the adjusting nut 7-3 to release the locking, and then the adjusting nut 7-3 is rotated and the adjusting nut 7-3 fits against the end of the sleeve part 7-1 during the rotation process, so as to adjust the protruding length of the screw 7-2 until the end of the screw 7-2 penetrates into the L-shaped plate 4-1, and a locking nut 7-5 is sleeved on the protruding end of the screw 7-2 passing through the end of the L-shaped plate 4-1, and then the fastening nut 7-4 is rotated close to the adjusting nut 7-3 to assist in locking.

[0048] In summary, the structure of the utility model is simple and reasonably designed. By arranging a plurality of telescopic guardrails between the left aluminum alloy formwork and the right aluminum alloy formwork on both sides of the hole along the height direction of the hole, it effectively adapts to the vertical installation of the aluminum alloy formwork, can be recycled and reused along with the removal of the aluminum alloy formwork, improves the safety of hole protection, and its length can be telescopically adjusted to meet the requirements of holes of different sizes, thus improving the scope of adaptation.

[0049] The above are only the preferred embodiments of the utility model, and do not impose any limitations on the utility model. Any simple modifications, changes, and equivalent structural changes made to the above embodiments according to the technical essence of the utility model still fall within the protection scope of the technical solution of the utility model.

Claims

1. An aluminum alloy formwork construction opening safety protection railing device, characterized in that: It includes a left aluminum alloy formwork (10) and a right aluminum alloy formwork (20) arranged on both sides of the hole opening, and a retractable guardrail (30) inserted between the left aluminum alloy formwork (10) and the right aluminum alloy formwork (20) and arranged along the height direction of the hole opening; The retractable guardrail (30) includes a square steel sleeve (1), a steel plate (2) with one end extending into the square steel sleeve (1), a left support plate (3) arranged at one end of the square steel sleeve (1), and a right support plate (4) arranged at the other end of the steel plate (2). A left insertion plate (5) passing through the left aluminum alloy formwork (10) is arranged on the outer side of the left support plate (3), and a right insertion plate (6) passing through the right aluminum alloy formwork (20) is arranged on the outer side of the right support plate (4).

2. The safety protection railing device for construction openings of an aluminum alloy formwork according to claim 1, characterized in that: A limiting member (7) is arranged between the bottom of the square steel sleeve (1) and the bottom extending end of the steel plate (2). The limiting member (7) includes a sleeve portion (7-1), a screw rod (7-2) with one end extending into the sleeve portion (7-1), and an adjusting nut (7-3) sleeved on the screw rod (7-2) and fitting the end of the sleeve portion (7-1). An L-shaped plate (4-1) is arranged at the bottom extending end of the steel plate (2), and a locking nut (7-5) is sleeved on the extending end of the screw rod (7-2) passing through the end of the L-shaped plate (4-1).

3. The safety protection railing device for construction openings of an aluminum alloy formwork according to claim 2, characterized in that: A fastening nut (7-4) is sleeved on the screw rod (7-2), and the fastening nut (7-4) is arranged in a manner that fits the adjusting nut (7-3).

4. The safety protection railing device for construction openings of an aluminum alloy formwork according to claim 2, characterized in that: A vertical plate (7-6) for installing the end of the sleeve portion (7-1) is arranged at the bottom of the square steel sleeve (1), and the top of the sleeve portion (7-1) is arranged in a manner that fits the bottom of the square steel sleeve (1).

5. The safety protection railing device for construction openings of an aluminum alloy formwork according to claim 1, wherein: A left insertion hole (5-1) is arranged on the left insertion plate (5), a right insertion hole (6-1) is arranged on the right insertion plate (6), and a trapezoidal pin piece is inserted into the left insertion hole (5-1) and the right insertion hole (6-1).

6. The safety protection railing device for construction openings of an aluminum alloy formwork according to claim 1, characterized in that: A warning light strip (1-2) is arranged on the top surface of the square steel sleeve (1).

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