CN219782026U - Assembled chair based on mortise and tenon structure - Google Patents

Abstract

The utility model discloses an assembled chair based on a mortise and tenon structure, which comprises: the back rest, the outer protection pad, the inner buckle layer, the cross buckle, the first chair leg and the second chair leg. The chair is assembled by connecting all parts by using the mortise and tenon structure, and the chair is convenient to transport and quick to assemble by combining the mortise and tenon structure; the assembly steps are that the second chair leg is firstly placed on the bottom layer, the first chair leg is clamped into the bottom chair leg in a crossing manner, then the cross buckle is placed in the bottom chair leg, the inner buckle layer is clamped by aiming at the protruding part below the inner buckle layer, the outer protection pad is placed in the bottom layer, and finally the backrest is clamped by aiming at the first chair leg and the second chair leg, so that the assembly work of the mortise and tenon structure assembled chair is completed.

Description

Assembled chair based on mortise and tenon structure

Technical Field

The utility model relates to the technical field of tables and chairs, in particular to an assembled chair based on a mortise and tenon structure.

Background

The chair is taken as an indispensable article in life, is visible everywhere in daily life of people, and the common parts of the chair on the market at present are connected through screws or directly fixedly connected, so that the chair has the defects of complicated assembly and attractive appearance;

on the other hand, the existing chair cannot be disassembled in the transportation process due to fixed assembly, so that the occupied space is large, the transportation is not facilitated, the existing chair is easy to damage in the transportation process, and the defects of high transportation cost and the like exist.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides an assembled chair based on the mortise and tenon structure.

According to an embodiment of the first aspect of the utility model, a spliced chair based on a mortise and tenon structure comprises: the first chair leg comprises a first supporting part and a first leaning part which are fixedly connected, a first clamping groove is formed in the upper surface of the first supporting part, and a first limit protruding block extends out of the first clamping groove in the vertical direction;

the second chair leg comprises a second supporting part and a second leaning part which are fixedly connected, a second limiting protruding block is arranged on the surface of the second supporting part, a second clamping groove is formed in the surface of the second supporting part far away from the second limiting protruding block, and the second clamping groove is mutually embedded with the first clamping groove.

The cross buckle is a cylinder with a cross groove in the middle, and the first limit lug and the second limit lug are respectively embedded into the cross groove for fixing;

the inner buckle layer is provided with a through hole, and the through hole is matched with the cross buckle;

the outer protection pad is fixedly connected to the inner buckle layer;

the backrest is nested and fixed with the first leaning part and the second leaning part.

According to the assembled chair based on the mortise and tenon structure, the second chair leg is firstly placed on the bottom layer, the first chair leg is clamped into the bottom chair leg in a crossing manner, then the cross buckle is placed in the first chair leg, the inner buckle layer is aligned to the lower protruding portion to be clamped, the outer protection pad is placed in the second chair leg, and finally the backrest is aligned to the first chair leg and the second chair leg to be clamped, so that the assembled chair based on the mortise and tenon structure can be used.

According to the assembled chair based on the mortise and tenon structure, the first supporting part of the first chair leg is fixedly provided with the limit protruding block, the inner buckle layer is provided with the limit groove, the limit groove is joggled with the limit protruding block, and the limit groove is matched with the limit protruding block, so that the structure is more fastened.

According to some embodiments of the utility model, the first and second legs are made of solid wood, which makes the leg structure rigid while also increasing the useful life.

According to some embodiments of the utility model, the elastic cushion is embedded in the outer protection pad, and the elastic cushion is embedded in the outer protection pad to make the user feel softer and more comfortable when sitting.

According to some embodiments of the utility model, the back is internally filled with an elastic sponge for relieving fatigue of the waist and neck of a person sitting for a long period of time.

According to some embodiments of the utility model, the cross buckle is made of a polymer material, and the polymer material is more durable and not easy to corrode in a closed environment.

According to some embodiments of the utility model, the first leaning portion of the first chair leg is a cylinder, and the outer diameter of the cylinder is gradually increased from top to bottom, so that the first leaning portion is better matched with the backrest.

According to some embodiments of the utility model, the second leaning portion of the second chair leg is a column, and the outer diameter of the column is gradually increased from top to bottom, so that the second leaning portion is better matched with the backrest.

According to some embodiments of the utility model, a first snap ring and a second snap ring are fixedly arranged on the back of the backrest, the first snap ring is sleeved on the first leaning part, and the second snap ring is sleeved on the second leaning part.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a disassembled structure diagram of an assembled chair based on a mortise and tenon structure according to an embodiment of the utility model;

FIG. 2 is a perspective view of a fabricated chair based on a mortise and tenon structure according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a fabricated chair based on a mortise and tenon structure according to an embodiment of the present utility model;

reference numerals: 1. a backrest; 2. an outer layer pad; 3. an inner snap layer; 4. cross buckle; 5. a first chair leg; 6. and a second chair leg.

Detailed Description

The following detailed description of embodiments of the utility model, with reference to the accompanying drawings, is illustrative of the embodiments described herein, and it is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1, 2 and 3, an assembled chair based on mortise and tenon structure includes:

the first chair leg 5, the first chair leg 5 includes a first supporting portion 51 and a first leaning portion 52 fixedly connected, a first clamping groove 510 is provided on the upper surface of the first supporting portion 51, and a first limit bump 520 extends along the vertical direction of the first clamping groove 510;

the second chair leg 6, the second chair leg 6 includes second supporting part 61 and second leaning part 62 fixed connection, second supporting part 61 surface is equipped with second spacing lug 620, keeps away from second supporting part 61 surface of second spacing lug 620 is equipped with second draw-in groove 610, second draw-in groove 610 with first draw-in groove 510 gomphosis each other.

The cross buckle 4 is a cylinder with a cross slot in the middle, and the first limit bump 520 and the second limit bump 620 are respectively embedded into the cross slot for fixing;

the inner buckle layer 3 is provided with a through hole 31, and the through hole 31 is matched with the cross buckle 4;

the outer protection pad 2 is fixedly connected to the inner buckle layer 3;

a backrest 1, wherein the backrest 1 is nested and fixed with the first leaning part 52 and the second leaning part 62;

a limiting bump is fixedly arranged on the first supporting part 51 of the first chair leg 5, a limiting groove is arranged on the inner buckle layer, and the limiting groove and the limiting bump are joggled;

the first leaning part 52 of the first chair leg 5 is a column, and the outer diameter of the column increases gradually from top to bottom;

the second leaning part 62 of the second chair leg 6 is a cylinder, and the outer diameter of the cylinder is gradually increased from top to bottom;

the back of the backrest 1 is fixedly provided with a first clamping ring 11 and a second clamping ring 12, the first clamping ring 11 is sleeved on the first leaning part 52, and the second clamping ring 12 is sleeved on the second leaning part 62.

Based on the above structural relation, when in use, the second chair leg is firstly placed at the bottom layer, the first chair leg 5 is clamped into the second chair leg 6 in a crossing manner, then the cross buckle 4 is placed in the second chair leg, the inner buckle layer 3 fixedly connected with the outer protection pad 2 is aligned with the lower cross buckle 4 to be clamped, and finally the first clamping ring 11 and the second clamping ring 12 of the backrest 1 are aligned with the first leaning part 52 and the second leaning part 62 of the first chair leg and the second chair leg to be clamped, so that the assembly work of the assembled chair based on the tenon-and-mortise structure is completed.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application for the embodiment. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other 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.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. Assembled chair based on mortise and tenon structure, its characterized in that includes:

the first chair leg (5), the first chair leg (5) comprises a first supporting part (51) and a first leaning part (52) which are fixedly connected, a first clamping groove (510) is formed in the upper surface of the first supporting part (51), and a first limit protruding block (520) extends out of the first clamping groove (510) along the depth direction;

the second chair leg (6), the second chair leg (6) includes second supporting part (61) and second leaning part (62) fixed connection, the surface of the second supporting part (61) is equipped with second spacing lug (620), the surface of the second supporting part (61) far away from the second spacing lug (620) is equipped with second draw-in groove (610), the second draw-in groove (610) and the first draw-in groove (510) are mutually jogged;

the cross buckle (4) is a cylinder with a cross groove in the middle, and the first limit lug (520) and the second limit lug (620) are respectively embedded into the cross groove for fixing;

the inner buckle layer (3), a through hole (31) is arranged on the inner buckle layer (3), and the through hole (31) is matched with the cross buckle (4);

the outer protection pad (2), the outer protection pad (2) is fixedly connected to the inner buckle layer (3);

and the backrest (1) is nested and fixed with the first leaning part (52) and the second leaning part (62).

2. The assembled chair based on the mortise and tenon joint structure according to claim 1, wherein a limit bump is further fixedly arranged on a first supporting portion (51) of the first chair leg (5), a limit groove is arranged on the inner fastening layer, and the limit groove and the limit bump are joggled.

3. The assembled chair based on the mortise and tenon joint structure according to claim 1, characterized in that the first chair leg (5) and the second chair leg (6) are made of solid wood.

4. The assembled chair based on the mortise and tenon joint structure according to claim 1, wherein the elastic cushion is embedded in the outer protection pad (2).

5. The assembled chair based on the mortise and tenon joint structure according to claim 1, wherein elastic sponge is filled in the backrest (1).

6. The assembled chair based on the mortise and tenon joint structure according to claim 1, wherein the cross buckle (4) is made of high polymer materials.

7. The assembled chair based on the mortise and tenon joint structure according to claim 1, characterized in that the first leaning part (52) of the first chair leg (5) is a cylinder, and the outer diameter of the cylinder is gradually increased from top to bottom.

8. The assembled chair based on the mortise and tenon joint structure according to claim 1, characterized in that the second leaning part (62) of the second chair leg (6) is a cylinder, and the outer diameter of the cylinder is gradually increased from top to bottom.

9. The assembled chair based on the mortise and tenon joint structure according to claim 1, wherein a first clamping ring (11) and a second clamping ring (12) are fixedly arranged on the back of the backrest (1), the first clamping ring (11) is sleeved on the first leaning part (52), and the second clamping ring (12) is sleeved on the second leaning part (62).