CN214548378U

CN214548378U - Lean on wall folding chair

Info

Publication number: CN214548378U
Application number: CN202120352739.4U
Authority: CN
Inventors: 方洁; 赵博; 李华琳; 肖雨
Original assignee: Anhui University of Technology AHUT
Current assignee: Anhui University of Technology AHUT
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-02
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a lean on wall folding chair belongs to articles for daily use technical field. The folding chair of the utility model comprises a back plate, a backup plate and a seat plate, wherein the backup plate and the seat plate are hinged through a shaft, and the backup plate is arranged close to the back plate; the locking mechanism is arranged above the backup plate and on the back plate, two limiting blocks are arranged in the locking mechanism, the two limiting blocks form an ellipse, and the knob is arranged in the ellipse and rotates in the ellipse; the limiting block is connected with the spring through the rigid rod, and the spring is fixed on the back plate. The utility model discloses a wall-leaning folding chair, which uses the lower connecting shaft to hinge the seat plate and the backup plate, so that the seat plate and the backup plate can be switched between 90 degrees and 180 degrees, and when in use, the seat plate and the backup plate are 90 degrees for people to use; when not in use, the two are adjusted to 180 degrees to be tightly attached to the wall surface, and the living space is not occupied. Meanwhile, the folding chair is locked by adopting simple structures such as a connecting rod, a sliding rail and a spring lock, and the like, and has simple structure and convenient use.

Description

Lean on wall folding chair

Technical Field

The utility model relates to the technical field of articles for daily use, more specifically say, relate to a lean on wall folding chair.

Background

The chair is indispensable in people's life, dining and study, and in modern urban life, although people's living standard has improved greatly, people's living space is a bottleneck. Most of the existing chairs occupy a large area and occupy most of the space in a family. Meanwhile, the chair can cause certain danger to the daily life of people.

In order to effectively utilize only living space, people purchase a plurality of folding chairs, but the chairs still need to be placed at a certain position after being folded, and the folding chairs occupy certain floor space of a room when being stored, so that the layout of the whole room is influenced, other family life is prevented, and the folding chairs are stacked to be not beautiful.

Through search, the Chinese patent number ZL 202020718779.1, the publication date of authorization is 12 months and 4 days in 2020, the name of the invention creation is as follows: a wall-mounted folding chair comprises an installation frame, a support plate and a seat plate, wherein the installation frame is fixedly arranged on a wall surface, one end of the seat plate is rotatably connected with one side, close to the ground, of the installation frame, one end of the support plate is rotatably connected with one end, far away from the installation frame, of the seat plate, and the other end of the support plate is abutted to the ground; and a locking assembly for locking the supporting plate and the seat plate is arranged on the mounting frame. Through setting up installing frame, backup pad, bedplate, locking subassembly, when using folding chair, the user sits and wears the shoes action on the bedplate, wears shoes at the user and accomplishes the back, stimulates the bedplate for relative slip takes place between bedplate and backup pad and the installing frame, and then makes bedplate and backup pad move to the framework of installing frame in, locking subassembly, and then the folding of accomplishing folding chair, and then reduce the indoor space that folding chair occupy, improve indoor space utilization. However, the seat plate of the application is not supported, and when bearing heavy weight, the joint is easy to be damaged, which causes potential safety hazard.

Disclosure of Invention

1. Technical problem to be solved by the utility model

In view of current living space at home is less, and traditional chair area is big, and current folding chair can not be fine the problem of saving space, the utility model provides a lean on wall folding chair, the chair expandes when using and is used for the use, not time spent folding back hugs closely the wall, has saved living space.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model relates to a wall-leaning folding chair, which comprises a back plate, a back plate and a seat plate, wherein the back plate and the seat plate are hinged through a shaft, and the back plate is arranged close to the back plate; the locking mechanism is arranged above the backup plate and on the back plate, two limiting blocks are arranged in the locking mechanism, the two limiting blocks form an ellipse, and the knob is arranged in the ellipse and rotates in the ellipse; the limiting block is connected with the spring through the rigid rod, and the spring is fixed on the back plate.

Furthermore, the rigid rods are L-shaped rods, the protruding parts of the rigid rods are connected with the back plate, and the two rigid rods and the back plate form a rectangular frame together.

Furthermore, the locking mechanism also comprises a fixed block and a slide rail; the fixed block is arranged on the side edge of the back plate, one end of the spring is connected with the fixed block, and the other end of the spring is connected with the rigid rod; the sliding rail is fixed on the back plate and is positioned inside a rectangular frame formed by the rigid rod and the back plate.

Furthermore, a limiting rod is arranged between the slide rail and the protruding part of the rigid rod, and the limiting rod is fixed on the rigid rod.

Furthermore, a support strip is arranged at the lower part of the back plate and is positioned at the connecting position of the backup plate and the seat plate after the folding chair is unfolded.

Furthermore, the knob comprises a handle, a connecting rod and an ellipsoid, the ellipsoid is fixedly connected with the handle through the connecting rod, and the ellipsoid and the two limiting blocks form an ellipse structure with matched size.

Furthermore, the backup plate comprises a plate surface, an upper connecting shaft and a lower connecting shaft; an upper connecting shaft and a lower connecting shaft are respectively arranged on two opposite sides of the board surface, and a through groove is formed in the upper end of the board surface; the upper connecting shaft is arranged in the sliding rail.

Furthermore, the seat plate comprises a plate body and a sliding groove; the lower end surface of the plate body is provided with a plurality of sliding grooves, sliding blocks are arranged in the sliding grooves, and the sliding blocks are connected with the bracket; the bracket is fixed on the back plate through the fixing seat.

Furthermore, one end of the seat plate is provided with a protruding block, and a through hole is formed in the protruding block and matched with the lower connecting shaft in size.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:

(1) in view of the problems that the existing chair used at home has larger volume and occupies more living space, and the existing folding chair can not well save the living space, the utility model discloses a wall-leaning folding chair, which utilizes a lower connecting shaft to hinge a seat plate and a backup plate, so that the seat plate and the backup plate can be switched between 90 degrees and 180 degrees, and when in use, the seat plate and the backup plate are 90 degrees for people to use; when not in use, the two are adjusted to 180 degrees to be tightly attached to the wall surface, and the living space is not occupied.

(2) The utility model discloses a lean on wall folding chair utilizes knob and locking mechanical system to cooperate, and the knob bottom is the ellipsoid, matches with the oval frame size that spacing block constitutes among the locking mechanical system, and the knob rotates the messenger, makes two rigid rods remove to both sides under the promotion of knob, makes the backup plate pass through, and then locks or the unblock to folding chair. After the action is finished, the rigid rod resets under the action of the spring to drive the knob to reset. The whole operation is simple, the unlocking of the folding chair can be completed only by rotating the knob, and the use is convenient.

(3) The utility model discloses a lean on wall folding chair utilizes support and support bar to support the seat, prevents to damage because of the too big junction that leads to of bearing. Meanwhile, the support is connected with the seat plate through the sliding groove, and the support is convenient to store. After being folded, the bracket is in a vertical state and is hidden inside the seat plate, so that the overall appearance is not influenced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention in the unfolded state;

fig. 2 is a front view of the present invention in an expanded state;

fig. 3 is a bottom view of the present invention in the unfolded state;

fig. 4 is a schematic structural diagram of a locking mechanism of the present invention;

FIG. 5 is a schematic structural view of the middle backup plate of the present invention;

fig. 6 is a schematic structural view of the seat plate of the present invention;

fig. 7 is a schematic structural diagram of the middle knob according to the present invention.

The reference numerals in the schematic drawings illustrate:

1. a back plate; 2. a locking mechanism; 21. a fixed block; 22. a spring; 23. a rigid rod; 24. a limiting block; 25. a limiting rod; 26. a slide rail; 27. a supporting strip;

3. a backup plate; 31. plate surface; 32. a through groove; 33. an upper connecting shaft; 34. a lower connecting shaft;

4. a seat plate; 41. a plate body; 42. a chute; 43. a through hole;

5. a support; 6. a fixed seat; 7. a slider;

8. a knob; 81. a handle; 82. a connecting rod; 83. an ellipsoid.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Example 1

With reference to fig. 1-3, the wall-leaning folding chair of the present embodiment includes a back plate 1, a backup plate 3 and a seat plate 4, wherein the backup plate 3 and the seat plate 4 are hinged through a shaft, and the backup plate 3 is disposed closely to the back plate 1; the locking mechanism 2 is arranged above the backup plate 3 and on the back plate 1, two limit blocks 24 are arranged in the locking mechanism 2, the two limit blocks 24 form an ellipse, and the knob 8 is arranged in the ellipse and rotates in the ellipse; the limiting block 24 is connected with the spring 22 through the rigid rod 23, and the spring 22 is fixed on the back plate 1. The knob 8 comprises a handle 81, a connecting rod 82 and an ellipsoid 83, the ellipsoid 83 is fixedly connected with the handle 81 through the connecting rod 82, and the ellipsoid 83 and the two limit blocks 24 form an ellipse structure with a size matched with each other (see fig. 7). In this embodiment, when the handle 81 of the knob 8 is upright, the spring 22 is in a natural state, and the locking mechanism 2 is in a locked state; when the handle 81 is horizontal, the spring 22 is compressed and the lock mechanism 2 is in the unlocked state. The utility model provides a lean on wall folding chair utilizes knob 8 and locking mechanical system 2 to cooperate, and 8 bottoms of knob are ellipsoid 83, matches with the oval frame size that stopper 24 constitutes among the locking mechanical system 2, and when knob 8 rotated, make two rigid rod 23 move to both sides under the promotion of knob 8, make backup plate 3 can pass through, and then lock or the unblock to folding chair. When the action is finished, the rigid rod 23 is reset under the action of the spring 22, and the knob 8 is driven to reset. The whole operation is simple, the unlocking of the folding chair can be completed only by rotating the knob 8, and the use is convenient.

Referring to fig. 4, in the present embodiment, the rigid rods 23 are "L" shaped rods, the protruding portions of the rigid rods 23 are connected to the back plate 1, and the two rigid rods 23 and the back plate 1 form a rectangular frame. The locking mechanism 2 further comprises a fixed block 21 and a slide rail 26; the fixed block 21 is arranged on the side edge of the back plate 1, one end of the spring 22 is connected with the fixed block 21, and the other end of the spring is connected with the rigid rod 23; the slide rail 26 is fixed on the back plate 1 and is positioned inside a rectangular frame formed by the rigid rod 23 and the back plate 1. A limiting rod 25 is arranged between the slide rail 26 and the protruding part of the rigid rod 23, and the limiting rod 25 is fixed on the rigid rod 23. The lower part of the back plate 1 is provided with a support strip 27, and the support strip 27 is positioned at the connecting position of the backup plate 3 and the seat plate 4 after the folding chair is unfolded.

Referring to fig. 5, the backup plate 3 includes a plate surface 31, an upper connecting shaft 33, and a lower connecting shaft 34; an upper connecting shaft 33 and a lower connecting shaft 34 are respectively arranged on two opposite sides of the plate surface 31, and a through groove 32 is formed in the upper end of the plate surface 31; the upper connecting shaft 33 is arranged in the slide rail 26.

Referring to fig. 6, the seat plate 4 includes a plate body 41 and a sliding groove 42; the lower end surface of the plate body 41 is provided with a plurality of sliding grooves 42, a sliding block 7 is arranged in the sliding grooves 42, the sliding block 7 is connected with the bracket 5, and in the embodiment, two sliding grooves 42 are arranged. The bracket 5 is fixed on the back plate 1 through a fixing seat 6. One end of the seat plate 4 is provided with a protruding block, and a through hole 43 is formed in the protruding block and matched with the lower connecting shaft 34 in size. The back plate 3 and the seat plate 4 are connected with the through hole 43 through the lower connecting shaft 34. According to the wall-leaning folding chair, the seat plate 4 and the back plate 3 are hinged through the lower connecting shaft 34, so that the seat plate and the back plate can be switched between 90 degrees and 180 degrees, and when the wall-leaning folding chair is used, the seat plate and the back plate are 90 degrees for people to use; when not in use, the two are adjusted to 180 degrees to be tightly attached to the wall surface, and the living space is not occupied. Meanwhile, the seat plate 4 is supported by the bracket 5 and the supporting strip 27, so that the damage of the joint caused by overlarge bearing is prevented.

The specific application method of the folding chair of the embodiment is as follows:

when the front seat is used, the front seat is in a state of leaning on a wall, one hand grasps the through groove 32 at the upper end of the backup plate 3, and the other hand rotates the knob 8 to enable the front seat to rotate about 90 degrees compared with the original position. The backup plate 3 is then slowly lowered and the entire device slowly unfolds. Until the seat plate 4 is unfolded from the initial wall-leaning state to a position vertical to the wall surface. The device is fully deployed. After use, the through groove 32 of the backup plate 3 is grabbed and lifted upwards until the upper connecting shaft 33 of the backup plate 3 moves to the position above the limiting rod 25, the backup plate 3 is clamped, the device is contracted, and the whole device almost leans on the wall.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A wall-leaning folding chair comprises a back plate (1), a backup plate (3) and a seat plate (4), wherein the backup plate (3) is hinged with the seat plate (4) through a shaft, and the backup plate (3) is arranged in a manner of clinging to the back plate (1); the method is characterized in that: the locking mechanism (2) is arranged above the backup plate (3) and on the back plate (1), two limiting blocks (24) are arranged in the locking mechanism (2), the two limiting blocks (24) form an ellipse, and the knob (8) is arranged in the ellipse and rotates in the ellipse; the limiting block (24) is connected with the spring (22) through the rigid rod (23), and the spring (22) is fixed on the back plate (1).

2. A wall-reclining folding chair as claimed in claim 1, wherein: the rigid rods (23) are L-shaped rods, the protruding parts of the rigid rods (23) are connected with the back plate (1), and the two rigid rods (23) and the back plate (1) form a rectangular frame together.

3. A wall-reclining folding chair as claimed in claim 2, wherein: the locking mechanism (2) further comprises a fixed block (21) and a sliding rail (26); the fixing block (21) is arranged on the side edge of the back plate (1), one end of the spring (22) is connected with the fixing block (21), and the other end of the spring is connected with the rigid rod (23); the slide rail (26) is fixed on the back plate (1) and is positioned in a rectangular frame formed by the rigid rod (23) and the back plate (1).

4. A wall-reclining folding chair as claimed in claim 3, wherein: a limiting rod (25) is arranged between the slide rail (26) and the protruding part of the rigid rod (23), and the limiting rod (25) is fixed on the rigid rod (23).

5. A wall-reclining folding chair as claimed in claim 4, wherein: the lower part of the back plate (1) is provided with a support strip (27), and the support strip (27) is positioned at the connecting position of the backup plate (3) and the seat plate (4) after the folding chair is unfolded.

6. A wall-reclining folding chair as claimed in claim 5, wherein: the knob (8) comprises a handle (81), a connecting rod (82) and an ellipsoid (83), the ellipsoid (83) is fixedly connected with the handle (81) through the connecting rod (82), and the ellipsoid (83) and the two limiting blocks (24) form an ellipse structure and are matched in size.

7. A wall-reclining folding chair as claimed in claim 6, wherein: the backup plate (3) comprises a plate surface (31), an upper connecting shaft (33) and a lower connecting shaft (34); an upper connecting shaft (33) and a lower connecting shaft (34) are respectively arranged on two opposite sides of the plate surface (31), and a through groove (32) is formed in the upper end of the plate surface (31); the upper connecting shaft (33) is arranged in the sliding rail (26).

8. A wall-reclining folding chair as claimed in claim 7, wherein: the seat plate (4) comprises a plate body (41) and a sliding groove (42); a plurality of sliding grooves (42) are formed in the lower end face of the plate body (41), sliding blocks (7) are arranged in the sliding grooves, and the sliding blocks (7) are connected with the bracket (5); the bracket (5) is fixed on the back plate (1) through the fixed seat (6).

9. A wall-reclining folding chair as claimed in claim 8, wherein: one end of the seat plate (4) is provided with a protruding block, a through hole (43) is formed in the protruding block, and the protruding block is matched with the lower connecting shaft (34) in size.