CN219365219U

CN219365219U - Folding hanging ladder railing with bamboo-wood structure

Info

Publication number: CN219365219U
Application number: CN202222145966.7U
Authority: CN
Inventors: 张楠; 邓蔚文; 王玥; 陈宏壘; 施全续; 方智铭
Original assignee: Hunan Jijian Creative Assembly Architecture Technology Co ltd
Current assignee: Hunan Jijian Creative Assembly Architecture Technology Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-07-18
Anticipated expiration: 2032-08-16

Abstract

The utility model provides a bamboo-wood structure folding hanging ladder rail, which relates to the field of wood structure buildings and comprises a rail plate and a connecting plate. The railing panel I, the railing panel II, the railing panel III and the connecting plate are all made of recombined bamboo boards with cross sections of 100mm multiplied by 20 mm. The length of the railing panel is 1800mm, the length of the connecting plate is 325mm, and the railing panel is combined and matched to form a suspended folding railing. The upper end of the bamboo-wood structure folding suspension ladder rail is fixedly hung on a roof slab beam to form a unilateral tensile member, one end of a ladder step is fixed on the rail, and the other end of the ladder step is fixed on a wall body, so that the single ladder running requirement of a wood structure building with the layer height of 3m is met. The utility model is characterized in that: the stair railing is lengthened and penetrates through the whole floor to be hung on the roof slab beam to be used for being used for hanging a rod piece with unilateral stress, the stair railing can play a role in protecting the stair railing while bearing the gravity of stairs, folding and packaging can be performed, transportation is convenient, manufacturing is simple, installation is convenient, and materials and labor are saved more.

Description

Folding hanging ladder railing with bamboo-wood structure

Technical Field

The utility model relates to the technical field of assembled wood structure buildings, in particular to a bamboo-wood structure folding hanging ladder rail.

Background

The prefabricated wood structure building is a construction mode that the building is divided into a plurality of parts and prefabricated in a factory to be transported to a construction site for installation, the production efficiency is high, the installation is quick, the quality is guaranteed, the cost is low, the construction is safe, but the prefabrication of the stair can not achieve the expected effect, the traditional wood structure stair is lapped through a wood beam and a wood board, the stair railing mostly adopts a wood railing with a handrail, and the stair railing mainly plays a role in protection. The atress structure mainly comprises timber, connects and fixes and use mortise and tenon mode or metal connecting piece to realize, and the main shortcoming of this structure is: a large number of beams and columns are used as stress members to support the whole stair, so that the cost is high; the noise generated by the resonance with the wall body is larger when the pedal is stepped on; the contact surface is easy to bend when being subjected to gravity and torsion; the fireproof requirement cannot be met.

Disclosure of Invention

The utility model provides a bamboo-wood structure folding suspension ladder railing, which aims to ensure that a stair matched with a wood structure building is firm and firm, the railing plays a role in protecting, bears the gravity of the stair, and meets the fireproof requirement.

In order to achieve the aim, the utility model provides a bamboo-wood folding hanging ladder rail which comprises a rail plate I (11), a rail plate II (12), a rail plate III (13) and a connecting plate (14). The bamboo-wood folding hanging ladder rail is characterized in that the rail plates are connected through connecting plates (14) to form a single-running ladder stressed rail with single-side hanging. The railing panels I (11), II (12), III (13) and connecting plates (14) are all made of recombined bamboo with the cross section dimension of 100mm multiplied by 20 mm.

The scheme of the utility model has the following beneficial effects.

The bamboo-wood structure folding hanging ladder rail is characterized in that the connecting plates are connected with the rail through bolts to form the foldable tension member, and the folding hanging ladder rail can be folded and packed independently after factory production and preassembly, so that storage and transportation space is saved.

The bamboo-wood structure folding suspension ladder rail is added with the form of a wood structure stair, the stair rail is changed into a tensile stress member while meeting the protection function, and the used recombined bamboo is a B1-level fireproof material, so that the fireproof requirement is met, and the fireproof problem of the stair of the wood structure building is solved.

The bamboo-wood structure folding hanging ladder rail can be pre-assembled in a factory in advance, and only needs to be unfolded and fixed on site, so that a large amount of construction cost is saved.

The bamboo-wood folding suspension ladder rail disclosed by the utility model is used for transmitting the stress of the rail to the truss girder of the roof plate, so that the noise generated by resonance between the stairs and the wall is reduced.

Drawings

FIG. 1 is a schematic view of a semi-folded assembly of the present utility model.

Fig. 2 is a schematic diagram of a fully folded assembly of the present utility model.

FIG. 3 is an expanded view of the present utility model.

Fig. 4 is a detail view of the railing panel i of the present utility model.

Fig. 5 is a detailed view of the railing panel ii of the present utility model.

Fig. 6 is a detail view of the railing panel iii of the present utility model.

Fig. 7 is a detailed view of the connection plate of the present utility model.

FIG. 8 is a schematic diagram of the connection of the present utility model.

Fig. 9 is a schematic diagram of an application of the present utility model.

Reference numerals illustrate: (1) railing, (2) step, (3) handrail, (4) roof truss girder, (11) railing panel I, (12) railing panel II, (13) railing panel III, (14) connecting plate, (15) 12mm bolt, (111) end connection hole position enlargement, (112) end step fixing hole position enlargement, (121) two-end connection hole position enlargement, (122) middle step fixing hole position enlargement, (131) two-end connection hole position enlargement, (A) bolt hole A, (B) bolt hole B.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and the specific embodiments.

As shown in fig. 1, the bamboo-wood folding hanging ladder rail (1) is formed by connecting a rail plate I (11), two rail plates II (12) and two rail plates III (13) by using a connecting plate (14), wherein the connecting sequence is (11) + (12) + (13) + (12) + (13), a middle step fixing hole site (122) on the rail plate II (12) is in mirror image connection with a third rail plate III (13) at one end with a distance of 575mm from the end, and a connecting part is preloaded with a 12mm flat pad and a bolt in a bolt hole (A) and is primarily screwed by using a nut to keep the rail plate rotatable.

As shown in fig. 2, the bamboo-wood folding hanging ladder rail (1) is fully folded and tightly abutted and then packed and fixed.

As shown in fig. 3, the bamboo-wood folding hanging ladder rail (1) is unfolded and straightened, and the connecting plate (14) and the corresponding bolt holes (B) of the rail plate I (11), the rail plate II (12) and the rail plate III (13) are additionally provided with a 12mm flat pad and bolts, and are screwed and fixed by nuts to form the rail for hanging the stairs vertically.

As shown in fig. 4, the total length of the railing panel I (11) is 1800mm, the lower end of the railing panel I is provided with three bolt holes with the diameter of 6.5mm for connecting and fixing the step beam, and the upper end of the railing panel I is provided with two bolt holes with the diameter of 12.5mm for connecting and fixing the railing panel I with the connecting plate.

As shown in fig. 5, the total length of the railing panel II (12) is 1800mm, two bolt holes with the diameter of 12.5mm are formed at the upper end and the lower end of the railing panel II and are used for being connected and fixed with a connecting plate, and three bolt holes with the diameter of 6.5mm are formed at the position of the upper end 575mm of the interval and are used for being connected and fixed with a step beam.

As shown in fig. 6, the total length of the railing panel III (13) is 1800mm, and the upper end and the lower end of the railing panel are provided with two bolt holes with the diameter of 12.5mm for connecting and fixing with the connecting plate.

As shown in fig. 7, the total length of the connecting plate (14) is 325mm, and two bolt holes with the diameter of 12.5mm are formed at the upper end and the lower end of the connecting plate for connecting and fixing with the railing panel.

As shown in figure 8, the two ends of the two railing panels are clamped by the two connecting plates at the joint and locked by 12mm bolts, and the upper and lower ends of the railing panels are 25mm apart to ensure that the railing panels are not clamped when folded, and the 25mm distance also compensates the difference of the lengths of the railing panels, so that the center distance of the fixing holes of the three-layer ladder step beam after assembly is just 3000mm, and the three-layer ladder step beam is suitable for a single running ladder with the layer height of 3 m.

As shown in fig. 1, a plurality of bamboo-wood folding hanging ladder rails (1) are hung on a roof truss girder (4), one end of a ladder step (2) is fixed on the bamboo-wood folding hanging ladder rails (1) to form a single-side hanging single-running ladder, and handrails (3) are arranged on the bamboo-wood folding hanging ladder rails (1).

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. A bamboo-wood structure folding hanging ladder rail is characterized in that: the bamboo-wood structure folding hanging ladder rail comprises a rail plate I (11), a rail plate II (12), a rail plate III (13) and a connecting plate (14), wherein the rail plate I (11), the rail plate II (12), the rail plate III (13) and the connecting plate (14) are all made of recombined bamboo with the cross section size of 100mm multiplied by 20mm, the end head of the rail plate is clamped by two connecting plates at the joint of the bamboo-wood structure folding hanging ladder rail, and the whole rail plate is preassembled and folded.

2. The bamboo-wood structure folding hanging ladder rail of claim 1, wherein: the total length of the railing panel I (11) is 1800mm, the upper end is provided with two bolt holes with the diameter of 12.5mm, and the lower end is provided with three bolt holes with the diameter of 6.5 mm.

3. The bamboo-wood structure folding hanging ladder rail of claim 1, wherein: the total length of the railing panel II (12) is 1800mm, two bolt holes with the diameter of 12.5mm are respectively formed in the upper end and the lower end, and three bolt holes with the diameter of 6.5mm are formed in the position of the top 575mm of the middle-interval upper end.

4. The bamboo-wood structure folding hanging ladder rail of claim 1, wherein: the total length of the railing panel III (13) is 1800mm, and the upper end and the lower end of the railing panel III are respectively provided with two bolt holes with the diameter of 12.5 mm.

5. The bamboo-wood structure folding hanging ladder rail of claim 1, wherein: the total length of the connecting plate (14) is 325mm, and the upper end and the lower end of the connecting plate are respectively provided with two bolt holes with the diameter of 12.5 mm.

6. The bamboo-wood structure folding hanging ladder rail of claim 1, wherein: and B hole bolts are additionally arranged at the joint of the unfolded bamboo-wood structure folding suspension ladder railing, so that the whole vertical railing is formed.