CN222909830U

CN222909830U - A barrier-free ultra-quiet flat-opening folding door

Info

Publication number: CN222909830U
Application number: CN202422358594.5U
Authority: CN
Inventors: 常青; 常路原
Original assignee: Anhui Maiwo Glass Co ltd
Current assignee: Anhui Maiwo Glass Co ltd
Priority date: 2024-09-26
Filing date: 2024-09-26
Publication date: 2025-05-27
Anticipated expiration: 2034-09-26

Abstract

The utility model provides a barrier-free ultra-silent flat-open folding door, which comprises a door frame, wherein a first door leaf is hinged to the inner side surface of the door frame, a folding part is fixedly connected to the front side surface of the first door leaf, a second door leaf is fixedly connected to the folding part, a buffer adhesive tape is fixedly connected to the right side surface of the second door leaf, the buffer adhesive tape is used for reducing noise generated when the second door leaf collides with the door frame during door closing, polyethylene coating layers are arranged on the surfaces of the first door leaf and the second door leaf, friction coefficients are reduced, and a lubricating part is arranged on the folding part.

Description

Barrier-free ultra-silent flat-open folding door

Technical Field

The utility model belongs to the technical field of vertical hinged doors, and particularly relates to an unobstructed ultra-silent vertical hinged folding door.

Background

The door is a common constructional element in buildings and houses, mainly plays roles of providing an inlet, an outlet, an isolation space and the like, has various types, is the most common door type, is usually opened and closed through a hinge, and is suitable for various occasions;

However, in the process of using such door leaves, because the door leaves need to occupy a larger space when being opened, especially in a narrow corridor or room, the problem of inconvenient movement can be caused, certain limitation can be brought to space layout and use, and compared with the modern folding door design, the appearance and style of the flat-open door can be more traditional and lack of novelty.

Therefore, it is desirable to design an unobstructed ultra-silent flat-open folding door to address this problem.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model aims to provide an unobstructed ultra-silent flat-open folding door, which solves the problems in the prior art.

The utility model is realized by the following technical scheme that the barrier-free ultra-silent flat-open folding door comprises a door frame, wherein a first door leaf is hinged to the inner side surface of the door frame, a folding part is fixedly connected to the front side surface of the first door leaf, a second door leaf is fixedly connected to the folding part, a buffer adhesive tape is fixedly connected to the right side surface of the second door leaf, the buffer adhesive tape is used for reducing noise generated when the second door leaf collides with the door frame when the door is closed, polyethylene coatings are arranged on the surfaces of the first door leaf and the second door leaf, the polyethylene coatings are used for reducing friction coefficients, and a lubricating part is arranged on the folding part;

the folding part comprises a mounting frame, a containing cavity is formed in the mounting frame, the mounting frame is fixedly connected to the front side of the first door leaf, a sliding assembly is arranged in the mounting frame, and the door leaf can be folded through the folding part, so that the occupied area of the door leaf is reduced.

As a preferred embodiment, the sliding component comprises a connecting block, the connecting block is arranged in the accommodating cavity of the mounting frame, two sides of the connecting block are fixedly connected with connecting shafts, and the first door leaf and the second door are made to be in sliding folding by arranging the sliding component.

The pulley is sleeved on the outer side of the connecting shaft through a bearing, a sliding rail is fixedly connected to the lower side of the inner portion of the mounting frame, the upper side surface of the sliding rail is movably connected with the pulley, and the second door leaf is closed more smoothly by the aid of the pulley and the sliding rail.

As a preferred embodiment, the lubricating component comprises an oil absorbing cotton sliver, the oil absorbing cotton sliver is arranged on the inner side of the mounting frame, and a first oil filling port and a second oil filling port penetrate through the front side surface of the mounting frame. By providing the lubrication member, the friction coefficient when the first door leaf slides is reduced.

As a preferred embodiment, the oil absorbing tampon is in contact with the surface of the pulley, and the oil absorbing tampon is used for transferring lubricating liquid.

As a preferred embodiment, the door frame is in the shape of an inverted U-shape, and the door frame is used for supporting the first door leaf and the second door leaf.

As a preferred embodiment, the front side surface of the second door leaf is provided with a handle, and the heights of the two ends of the door frame are larger than those of the first door leaf and the second door leaf, and the door frame higher than those of the first door leaf and the second door leaf is used for preventing the first door leaf and the second door leaf from contacting the ground.

As a preferred embodiment, the number of the lubricating parts is a plurality of, and the lubricating parts uniformly penetrate through the front side surface of the mounting frame, and the lubricating liquid on the oil absorption cotton sliver is more uniformly distributed by arranging a plurality of groups of lubricating parts.

After the technical scheme is adopted, the folding component is arranged to fold the door leaf to one side, so that the space required by opening the door is saved, the door is suitable for a small or multifunctional room, and the sliding component in the door leaf can be lubricated by adding oil under the condition that the door leaf is not required to be disassembled, so that the friction coefficient of the folding door during sliding is reduced, the noise of opening and closing the door is further reduced, the opening and closing process is smoother and quieter, and the comfort of the door leaf in use is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a front oblique view of the overall structure of an unobstructed ultra-silent flat-open folding door of the present utility model.

Fig. 2 is a sectional view of a right layout structure of an unobstructed ultra-silent flat-open folding door of the present utility model.

Fig. 3 is an enlarged view of a portion a in fig. 2 of the unobstructed ultra-silent flat-open folding door of the present utility model.

In the figure, 1, door frame, 2-first door leaf, 3-second door leaf, 4-folding part and 5-lubrication part;

41-mounting frames, 42-sliding components, 421-connecting blocks, 422-connecting shafts, 423-pulleys and 424-sliding rails;

51-oil suction cotton sliver, 52-first oil filling port and 53-second oil filling port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the utility model provides a technical scheme that the barrier-free ultra-silent flat-open folding door comprises a door frame 1, wherein a first door leaf 2 is hinged to the inner side surface of the door frame 1, a folding part 4 is fixedly connected to the front side surface of the first door leaf 2, a second door leaf 3 is fixedly connected to the folding part 4, a buffer adhesive tape is fixedly connected to the right side surface of the second door leaf 3, the buffer adhesive tape is used for reducing noise generated when the second door leaf 3 collides with the door frame 1 during door closing, polyethylene coatings are arranged on the surfaces of the first door leaf 2 and the second door leaf 3, the polyethylene coatings are used for reducing friction coefficients, and a lubricating part 5 is arranged on the folding part 4;

The folding part 4 comprises a mounting frame 41, a containing cavity is formed in the mounting frame 41, the mounting frame 41 is fixedly connected to the front side of the first door leaf 2, a sliding component 42 is arranged in the mounting frame 41, and the door leaf can be folded through the folding part 4, so that the occupied area of the door leaf is reduced.

The sliding component 42 comprises a connecting block, the connecting block 421 is arranged in the mounting frame 41, connecting shafts 422 are fixedly connected to two sides of the connecting block 421, and the sliding component 42 is arranged to enable the first door leaf 2 and the second door leaf 3 to form sliding folding.

The pulley 423 is sleeved on the outer side of the connecting shaft 422 through a bearing, the sliding rail 424 is fixedly connected to the lower side of the inner portion of the mounting frame 41, the upper side surface of the sliding rail 424 is movably connected with the pulley 423, and the pulley 423 and the sliding rail 424 are arranged to enable the second door leaf 3 to be closed more smoothly.

The lubrication member 5 includes an oil absorbing cotton sliver 51, the oil absorbing cotton sliver 51 is disposed inside the mounting frame 41, and a first oil filling port 52 and a second oil filling port 53 penetrate through the front surface of the mounting frame 41. By providing the lubrication member 5, the friction coefficient when the first door leaf 2 slides is reduced.

The oil absorbing tampon 51 is in contact with the surface of the pulley 423, and the oil absorbing tampon 51 serves to transfer a lubricating liquid.

The door frame 1 is shaped as an inverted U-shape, and the door frame 1 is used for supporting the first door leaf 2 and the second door leaf 3.

The front side surface of second door leaf 3 is provided with the handle, and the both ends height of door frame 1 is greater than first door leaf 2 and second door leaf 3, and the door frame 1 that is higher than first door leaf 2 and second door leaf 3 is used for avoiding first door leaf 2 and second door leaf 3 and ground contact.

The quantity of the lubricating parts 5 is a plurality of, and the lubricating parts 5 are uniformly distributed and penetrate through the front side surface of the mounting frame 41, and by arranging a plurality of groups of the lubricating parts 5, the lubricating liquid on the oil absorption cotton sliver 51 is more uniformly distributed.

Referring to fig. 1 to 3, as a first embodiment of the present utility model, in order to solve the problem that the vertical hinged door needs to occupy a larger space when being opened, especially in a narrow corridor or room, which may cause inconvenient movement, when the door opening operation needs to be performed, the handle is pulled first to drive the second door leaf 3 to move, the second door leaf 3 drives the connecting block on the upper side of the second door leaf 3 to displace during the movement, the pulley 423 on both sides of the connecting block is driven to rotate while the connecting block displaces, the pulley 423 rotates while contacting with the oil absorbing cotton sliver 51 inside the connecting frame, so as to improve the lubricity of the surface of the pulley 423, reduce the noise generated when the pulley 423 rubs with the sliding rail 424, and finally drive the second door leaf 3 to rotate during the rotation of the first door leaf 2, so as to complete the door opening operation of the first door leaf 2 and the second door leaf 3.

Referring to fig. 2 to 3, as a second embodiment of the present utility model, further, when the first door leaf 2 is used for a long time, the oil absorbing cotton sliver 51 is dried, and the oil absorbing cotton sliver 5 needs to be lubricated, and the oil absorbing cotton sliver 51 in the connecting frame can be lubricated through the first oil filling port 52 and the second oil filling port 53, so that the state of being infiltrated by the lubricating liquid can be maintained.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The barrier-free ultra-silent flat-open folding door comprises a door frame (1) and is characterized in that a first door leaf (2) is hinged to the inner side surface of the door frame (1), a folding component (4) is fixedly connected to the front side surface of the first door leaf (2), a second door leaf (3) is fixedly connected to the folding component (4), a buffer adhesive tape is fixedly connected to the right side surface of the second door leaf (3), the buffer adhesive tape is used for reducing noise generated when the second door leaf (3) collides with the door frame (1) when the door is closed, polyethylene coatings are arranged on the surfaces of the first door leaf (2) and the second door leaf (3), the polyethylene coatings are used for reducing friction coefficients, and a lubricating component (5) is arranged on the folding component (4);

The folding component (4) comprises a mounting frame (41), a containing cavity is formed in the mounting frame (41), the mounting frame (41) is fixedly connected to the front side of the first door leaf (2), and a sliding component (42) is arranged in the mounting frame (41).

2. The unobstructed ultra-silent flat-open folding door of claim 1, wherein said sliding assembly (42) comprises a connecting block (421), said connecting block (421) is disposed in the receiving cavity of the mounting frame (41), and connecting shafts (422) are fixedly connected to both sides of said connecting block (421).

3. The unobstructed ultra-silent flat-open folding door of claim 2, wherein the outside of the connecting shaft (422) is sleeved with a pulley (423) through a bearing, the inside lower side of the mounting frame (41) is fixedly connected with a sliding rail (424), and the upper side surface of the sliding rail (424) is movably connected with the pulley (423).

4. The unobstructed ultra-silent flat-open folding door of claim 1, wherein said lubrication component (5) comprises an oil absorbing cotton sliver (51), said oil absorbing cotton sliver (51) is disposed inside a mounting frame (41), and a first oil filling port (52) and a second oil filling port (53) are penetrated through the front surface of said mounting frame (41).

5. The ultra-silent flat-open folding door as claimed in claim 4, wherein said oil absorbing sliver (51) is in contact with the surface of the pulley (423), said oil absorbing sliver (51) being for transferring lubricating liquid.

6. An unobstructed ultra silent flat open folding door according to claim 1, characterised in that the door frame (1) is in the shape of an inverted U-shape, said door frame (1) being adapted to support a first door leaf (2) and a second door leaf (3).

7. An unobstructed ultra-silent flat-open folding door as claimed in claim 1, characterized in that the front side surface of said second door leaf (3) is provided with a handle, the height of the two ends of said door frame (1) is greater than the height of the first door leaf (2) and the second door leaf (3), said door frame (1) being higher than the first door leaf (2) and the second door leaf (3) is used to avoid the contact of the first door leaf (2) and the second door leaf (3) with the ground.

8. The unobstructed ultra-silent flat-open folding door of claim 1, wherein the number of said lubrication members (5) is several, and the number of said lubrication members (5) is uniformly distributed throughout the front surface of the mounting frame (41).