Foldable handrail device of construction hoist

Abstract

The utility model discloses a foldable handrail device of a building hoist, and relates to the technical field of building hoisting machinery construction. The foldable handrail device of the construction hoist comprises long handrails, short handrails, fixing sleeves, foldable pin plates and fixing pin shafts. A fixing sleeve is welded to the side face of the long handrail, a pin hole is drilled in a supporting leg on the lower side, and the long handrail is fixed to a foldable pin plate on the outer top face of a building hoist car through a fixing pin shaft. The short handrails are fixedly inserted into the fixing sleeves on the side surfaces of the long handrails; the fixing sleeves are welded to the side faces of the long handrails and used for inserting and fixing the long handrails and the short handrails. The foldable pin plate is welded to the outer top face of a lift car of the construction lift and used for fixing a long handrail. And the fixed pin shaft is used for fixing the long handrail and the foldable pin plate.

Description

Technical Field

[0001] The utility model relates to the technical field of construction hoist construction, in particular to a foldable handrail device for a construction hoist. Background Art

[0002] In recent years, with the rapid development of the construction industry, high-rise buildings are becoming more and more common, which has led to the extensive use of construction elevators in construction projects, so the installation and disassembly of construction elevators are becoming more and more frequent; the construction elevator railings are important protective components in the installation and disassembly of construction elevators. Traditional construction elevator railings are prone to deformation, damage, etc. during disassembly, transportation and storage, affecting the requirements for safety protection strength in the subsequent use of the construction elevator railings. Therefore, a foldable railing device for a construction elevator is developed to facilitate the disassembly, transportation and storage of the construction elevator railings, ensuring that the construction elevator railings can be used repeatedly and safely. Summary of the invention

[0003] 1. Technical issues to be resolved

[0004] The technical problem to be solved by the utility model is: the foldable handrail of the construction elevator can be folded and stored on the top surface of the car of the construction elevator by removing one of the fixed pin shafts, thereby avoiding deformation, damage, etc. of the handrail of the construction elevator during the disassembly, transportation and storage process, and ensuring the safety protection strength requirements of the handrail of the construction elevator in subsequent use.

[0005] (II) Technical solution

[0006] In order to solve the above technical problems, the utility model provides a foldable railing device for a construction elevator, characterized in that it includes: a long railing, a short railing, a fixing sleeve, a foldable pin plate, and a fixing pin shaft; the long railing is made of a square tube, and a fixing sleeve is welded on the side surface for plugging and fixing with the short railing, and the lower leg is fixed to the foldable pin plate on the outer top surface of the construction elevator car through a fixing pin shaft; the short railing is made of a square tube and is plugged and fixed to the fixing sleeve on the long railing; the fixing sleeve is made of a square tube and welded to the two side legs of the long railing; the foldable pin plate is made of steel plate cutting and welding, and is welded to the outer top surface of the construction elevator car; the fixing pin shaft is used for fixing the long railing to the foldable pin plate, and the long railing can be folded after the upper fixing pin shaft is removed.

[0007] Preferably, the long railing is welded by 1 square tube of 40mm×40mm×3000mm, 2 square tubes of 40mm×40mm×1440mm and 3 square tubes of 40mm×40mm×1160mm, the two side legs are welded with fixing sleeves, and 3 groups of φ6mm pin holes are drilled on the lower sides of the three legs for connecting with the foldable pin plates.

[0008] Preferably, the short railing is welded by one square tube of 40mm×40mm×1408mm, one square tube of 40mm×40mm×1336mm, and two square tubes of 40mm×40mm×635mm.

[0009] Preferably, the fixing sleeve is made of a 48mm×48mm×150mm square tube, welded to two side legs of the long railing, and used for connecting and fixing the short railing to the long railing.

[0010] Preferably, the foldable pin plate is welded by a 48mmx48mmx3mm steel plate and two 150mmx48mmx3mm steel plates each drilled with two φ6mm pin holes, and is used for fixing the long railing and realizing the folding function of the long railing.

[0011] Preferably, the fixing pin is made of φ7mm round steel, and a φ1.5mm hole is drilled at the end.

[0012] (III) Beneficial effects

[0013] A foldable railing device for a construction elevator has a simple and firm structure and is easy to operate. By folding the railing and storing it on the top surface of the car of the construction elevator, on the one hand, the space requirements for transportation and storage can be effectively reduced. On the other hand, deformation and damage of the construction elevator railing caused during disassembly, transportation and storage can be avoided, thereby ensuring the safety protection strength requirements of the construction elevator railing in subsequent use, greatly improving the safety of the construction elevator, and having good economic and social benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of a foldable handrail device for a construction hoist described in an embodiment of the utility model;

[0015] Figure 2 This is a front view of the long railing described in the embodiment of the utility model;

[0016] Figure 3 This is a front view of the short railing described in the embodiment of the utility model;

[0017] Figure 4 This is a front view of the fixing sleeve described in the embodiment of the utility model;

[0018] Figure 5 is a side view of the foldable pin plate according to an embodiment of the utility model;

[0019] Figure 6 This is a front view of the fixing pin shaft described in the embodiment of the utility model;

[0020] Figure 7 It is a front view of the fixing pin shaft described in the embodiment of the utility model. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0022] Figure 1 The utility model is a three-dimensional diagram of a foldable handrail device for a construction elevator, which comprises a long handrail (1), a short handrail (2), a fixing sleeve (3), a foldable pin plate (4), and a fixing pin shaft (5).

[0023] Figure 2 It is a three-dimensional diagram of the long handrail (1) described in the embodiment of the utility model, and two side legs are welded with fixing sleeves (3).

[0024] Figure 3 This is the front view of the long railing described in the embodiment of the utility model, which is welded by 1 square tube of 40mm×40mm×3000mm, 2 square tubes of 40mm×40mm×1440mm, and 3 square tubes of 40mm×40mm×1160mm. The two side legs are welded with fixing sleeves, and 3 groups of φ6mm pin holes are drilled on the lower sides of the three legs. See the attached figure for detailed dimensions.

[0025] Figure 4 This is the front view of the short railing described in the embodiment of the utility model, which is welded by 1 square tube of 40mm×40mm×1408mm, 1 square tube of 40mm×40mm×1336mm, and 2 square tubes of 40mm×40mm×635mm. See the attached figure for detailed dimensions.

[0026] Figure 5 This is the front view of the fixing sleeve described in the embodiment of the utility model, which is made of a 48mm×48mm×150mm square tube. See the attached figure for detailed dimensions.

[0027] Figure 6 It is a side view of the foldable pin plate described in the embodiment of the utility model, which is welded by a 48mmx48mmx3mm steel plate and two 150mmx48mmx3mm steel plates each drilled with two φ6mm pin holes. See the attached figure for detailed dimensions.

[0028] Figure 7 This is the front view of the fixed pin shaft described in the embodiment of the utility model. It is made of φ7mm round steel and has a φ1.5mm hole drilled at the end. See the attached figure for detailed dimensions.

[0029] The specific working principle is as follows:

[0030] A foldable handrail device for a construction elevator. When installing, a long handrail and a foldable pin plate are fixed with fixed pins, and then the short handrail is inserted and fixed in a fixed sleeve on the long handrail, and the installation is completed; when disassembling, the short handrail is pulled out of the fixed sleeve, and then the uppermost set of fixed pins of the long handrail and the foldable pin plate are removed, and the long handrail can be folded and placed on the top surface of the car of the construction elevator, thereby realizing the disassembly and storage of the handrail of the construction elevator, avoiding deformation, damage, etc. caused by the handrail of the construction elevator during the disassembly, transportation and storage process, and ensuring the safety protection strength requirements of the handrail of the construction elevator in subsequent use.

[0031] The above implementation modes are only used to illustrate the present invention, but not to limit the present invention. Ordinary technicians in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention. All equivalent technical solutions also belong to the scope of the present invention. The scope of patent protection of the present invention should be limited by the claims.

Claims

1. A foldable handrail device for a construction hoist, characterized in that: The utility model comprises: a long rail (1), a short rail (2), a fixing sleeve (3), a foldable pin plate (4), and a fixing pin shaft (5); the long rail (1) is made of a square tube, and a fixing sleeve (3) is welded on the side surface for plugging and fixing with the short rail (2), and the lower side leg is fixed to the foldable pin plate (4) on the outer top surface of the construction elevator car through the fixing pin shaft (5); the short rail (2) is made of a square tube and is plugged and fixed to the fixing sleeve (3) on the long rail (1); the fixing sleeve (3) is made of a square tube and is welded to the two side legs of the long rail (1); the foldable pin plate (4) is made of steel plate cutting and welding, and is welded to the outer top surface of the construction elevator car; the fixing pin shaft (5) is used for fixing the long rail (1) and the foldable pin plate (4), and after the upper fixing pin shaft (5) is removed, the long rail (1) can be folded.

2. A foldable handrail device for a construction hoist as claimed in claim 1, characterized in that: The long handrail (1) is welded by one 40mm×40mm×3000mm square tube, two 40mm×40mm×1440mm square tubes, and three 40mm×40mm×1160mm square tubes. Two side legs are welded with fixing sleeves (3). Three groups of φ6mm pin holes are drilled on the lower sides of the three legs for connection with the foldable pin plate (4).

3. A foldable handrail device for a construction hoist as claimed in claim 1, characterized in that: The short handrail (2) is welded by one square tube of 40mm×40mm×1408mm, one square tube of 40mm×40mm×1336mm, and two square tubes of 40mm×40mm×635mm.

4. A foldable handrail device for a construction hoist as claimed in claim 1, characterized in that: The fixing sleeve (3) is made of a 48mm×48mm×150mm square tube and is used for connecting and fixing the short railing (2) and the long railing (1).

5. A foldable handrail device for a construction hoist as claimed in claim 1, characterized in that: The foldable pin plate (4) is welded by a 48mmx48mmx3mm steel plate and two 150mmx48mmx3mm steel plates each drilled with two φ6mm pin holes, and is used for fixing the long railing (1) and realizing the folding function of the long railing (1).

6. A foldable handrail device for a construction hoist as claimed in claim 1, characterized in that: The fixing pin (5) is made of φ7 mm round steel and has a φ1.5 mm hole drilled at the end.

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