Armrest structure of chair

Abstract

The utility model provides a chair armrest structure, which comprises an armrest part used for handrails, an installation part arranged on the armrest part, and a fastener fixedly connected with the installation part so as to fix the armrest part and a chair main body; according to the chair, the mounting part which is used for being connected with the fastener in the fastening manner so as to fix the armrest part and the chair main body is arranged in the armrest, and the mounting part is made of a rigid material such as aluminum alloy, so that the stable fastening connection with the fastener can be ensured, and the structural strength of the armrest is not influenced; the technical problems that in the prior art, a common handrail is made of a plastic material, during bolt thread drilling, the drilling position of the handrail is prone to cracking, fastening connection cannot be achieved, and the structural strength of the handrail is damaged are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of furniture, in particular to a chair armrest structure. Background Art

[0002] The structure of a chair generally includes: a support leg and a seat cushion connected to the support leg, and a backrest support connected to the seat cushion or the support leg, a backrest and a lumbar support are installed on the backrest support, and an armrest is installed on the seat cushion.

[0003] Chinese patent application No. CN201822123849.4 discloses a position-adjustable chair armrest, comprising a vertical support, with arc-shaped notches and cantilevered swing arms partially located in the arc-shaped notches and rotatably connected to the arc-shaped notches on both sides of the upper end of the vertical support. The armrest also comprises an armrest plate located on the two cantilevered swing arms, a strip hole is provided in the central area of ​​the armrest plate, a connecting column inserted in the strip hole is provided at the suspended end of the upper surface of each cantilevered swing arm, a guide slider rotatably connected to the connecting column is provided at the upper end of the connecting column, the guide slider is placed in a limiting frame on the upper surface of the armrest plate, the armrest also comprises an armrest cover plate fixed on the armrest plate, and the guide slider is located between the armrest cover plate and the armrest plate.

[0004] However, in the existing technical solutions, the armrests usually need to be fastened to the chair body by bolts. The armrests are usually made of plastic material, which can easily cause cracks at the drilled holes of the armrests when the bolt threads are drilled, resulting in failure to fasten the connection and destroying the structural strength of the armrests. Utility Model Content

[0005] The purpose of the utility model is to provide a chair armrest structure in view of the deficiencies in the prior art, by installing a mounting portion in the armrest for fastening with a fastener to fix the armrest portion to the chair body, and the mounting portion is set to a rigid material such as aluminum alloy, thereby ensuring that it can be stably fastened with the fastener without affecting the structural strength of the armrest, thereby solving the technical problems existing in the prior art that the armrest is usually set to a plastic material, which easily causes cracks at the drill holes of the armrest when drilling the bolt threads, resulting in failure to fasten the connection and damaging the structural strength of the armrest.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A chair armrest structure comprises an armrest part, the armrest part is used as a handrail, a mounting part is arranged on the armrest part, and the mounting part is fastened and connected with a fastener to fix the armrest part to the chair body.

[0008] Preferably, the armrest portion is made of plastic material, and the mounting portion is made of rigid material.

[0009] Preferably, the armrest portion is made of plastic, and the mounting portion is made of metal or alloy.

[0010] Preferably, the mounting portion is made of aluminum alloy.

[0011] Preferably, a cavity is provided in the armrest portion, and the mounting portion is fixedly mounted in the cavity.

[0012] Preferably, the mounting portion is fastened and mounted in the cavity by means of a fastener, and mounting holes A for mounting the fastener are correspondingly provided on the armrest portion and the mounting portion.

[0013] Preferably, a slot is provided in the cavity, and the mounting portion is plugged and installed in the slot.

[0014] Preferably, the armrest part comprises: an armrest seat, the cavity is recessed in the upper part of the armrest seat; and an armrest panel, the armrest panel is covered on the cavity.

[0015] Preferably, mounting holes B for installing fasteners are correspondingly provided on the armrest portion and the mounting portion.

[0016] Preferably, it further comprises: a connecting portion, wherein the connecting portion is connected between the chair body and the armrest portion.

[0017] Preferably, the connecting portion and the armrest portion are integrally formed.

[0018] The beneficial effects of the utility model are:

[0019] (1) The utility model installs a mounting portion in the armrest for fastening with a fastener to fix the armrest portion to the chair body. The mounting portion is made of a rigid material such as aluminum alloy, thereby ensuring that it can be stably fastened with the fastener without affecting the structural strength of the armrest.

[0020] (2) The utility model provides an installation cavity in the armrest body, and inserts or installs the installation part in the cavity through fasteners, and screws and other fasteners are installed from the bottom of the armrest, thereby ensuring the tightness of the connection and improving the overall appearance of the armrest. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The overall structure of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 2 It is a partial structural schematic diagram of the utility model;

[0023] Figure 3 The overall structure of the utility model is shown in FIG. Figure 2 . DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0026] Embodiment 1

[0027] like Figure 1-3 As shown, a chair armrest structure comprises: an armrest portion 1, wherein the armrest portion 1 is used as a handrail, and a mounting portion 2 is provided on the armrest portion 1, wherein the mounting portion 2 is fastened to a fastener to fix the armrest portion 1 to the chair body.

[0028] Preferably, the armrest portion 1 is made of plastic material, and the mounting portion 2 is made of rigid material.

[0029] Preferably, the armrest portion 1 is made of plastic, and the mounting portion 2 is made of metal or alloy.

[0030] Preferably, the mounting portion 2 is made of aluminum alloy.

[0031] In this embodiment, a mounting portion 2 is installed in the armrest portion 1 for fastening with a fastener to fix the armrest portion 1 to the chair body. The mounting portion 2 is configured to be made of a rigid material such as aluminum alloy, thereby ensuring that it can be stably fastened with the fastener without affecting the structural strength of the armrest.

[0032] Preferably, mounting holes B20 for mounting fasteners are correspondingly provided on the armrest portion 1 and the mounting portion 2, and the armrest portion 1 is fixed to the chair body by the fasteners.

[0033] Preferably, a cavity 10 is provided in the armrest portion 1 , and the mounting portion 2 is fixedly mounted in the cavity 10 .

[0034] Preferably, the armrest portion 1 comprises: an armrest seat 11 , the cavity 10 is recessed on the upper portion of the armrest seat 11 ; and an armrest panel 12 , the armrest panel 12 covers the cavity 10 .

[0035] Embodiment 2

[0036] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0037] As a preferred implementation, a slot 101 is provided in the cavity 10 , and the mounting portion 2 is plugged and installed in the slot 101 .

[0038] As another preferred embodiment, the mounting portion 2 is fastened and installed in the cavity 10 by means of a fastener, and mounting holes A30 for installing the fastener are correspondingly provided on the armrest portion 1 and the mounting portion 2.

[0039] As a preferred implementation, the mounting hole A30 and the mounting hole B20 are located at the bottom of the armrest seat 11 .

[0040] In this embodiment, a mounting cavity 10 is provided in the armrest portion 1, and the mounting portion 2 is inserted into or installed in the cavity 10 through fasteners, and screws and other fasteners are installed from the bottom of the armrest seat 11, thereby ensuring the tightness of the connection while improving the overall aesthetic appearance of the armrest.

[0041] Embodiment 3

[0042] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0043] Preferably, it further comprises: a connecting portion 3 , wherein the connecting portion 3 is connected between the chair body and the armrest portion 1 .

[0044] Preferably, the connecting portion 3 and the armrest portion 1 are integrally formed.

[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A chair armrest structure, characterized in that: include: The armrest part is used as a handrail and is provided with a mounting portion, which is fastened to a fastener to fix the armrest part to the chair body.

2. A chair armrest structure according to claim 1, characterized in that: The armrest part is configured to be a plastic material, and the mounting part is configured to be a rigid material.

3. The chair armrest structure according to claim 1, characterized in that: The armrest part is made of plastic, and the mounting part is made of metal or alloy.

4. The chair armrest structure according to claim 1, characterized in that: The mounting portion is configured to be made of aluminum alloy.

5. The chair armrest structure according to claim 1, characterized in that: A cavity is arranged in the armrest part, and the mounting part is fixedly mounted in the cavity.

6. The chair armrest structure according to claim 5, characterized in that: The mounting portion is fastened and mounted in the cavity by a fastener, and mounting holes A for mounting the fastener are correspondingly provided on the armrest portion and the mounting portion.

7. The chair armrest structure according to claim 5, characterized in that: A slot is provided in the cavity, and the mounting portion is plugged and installed in the slot.

8. The chair armrest structure according to claim 5, characterized in that: The armrest part comprises: an armrest seat, the cavity being recessed in the upper portion of the armrest seat; and An armrest panel is disposed on the cavity.

9. The chair armrest structure according to claim 1, characterized in that: The armrest part and the mounting part are correspondingly provided with mounting holes B for mounting fasteners.

10. A chair armrest structure according to any one of claims 1 to 9, characterized in that: Also includes: The connecting part is connected between the chair body and the armrest part.

Images