CN215913902U

CN215913902U - Chair armrest capable of being adjusted in multiple directions

Info

Publication number: CN215913902U
Application number: CN202120570205.9U
Authority: CN
Inventors: 沈桂成; 何东浪
Original assignee: Dongguan Changyu Furniture Co ltd
Current assignee: Guangdong Changyu Office Technology Co ltd
Priority date: 2021-03-21
Filing date: 2021-03-21
Publication date: 2022-03-01
Anticipated expiration: 2031-03-21

Abstract

The utility model discloses a chair armrest capable of being adjusted in multiple directions, which comprises an armrest surface, an armrest surface lower cover, a positioning pin, a sliding sheet, a rotating seat cover plate, a positioning sheet, an armrest support, a rotating shaft bolt and a screw. The handrail surface is provided with a rotating mechanism at the front end and a rotating mechanism at the rear end and a sliding mechanism at one position, so that the handrail surface can horizontally rotate, move front and back and move left and right, and the multidirectional adjusting function is realized. The seat armrest is simple in structure, low in cost and convenient to install, and can meet the position requirements of users on the seat armrests in a wider range and improve the comfort of human bodies.

Description

Chair armrest capable of being adjusted in multiple directions

Technical Field

The utility model relates to a chair armrest capable of being adjusted in multiple directions, in particular to an armrest structure capable of adjusting horizontal angle rotation, front-back movement and left-right movement of an armrest surface.

Background

The armrests used on the existing seat can be adjusted, but the left-right adjustment range and the angle rotation adjustment range are not large, and people cannot adjust to comfortable positions in different use occasions, wherein a typical scene is that when people sit on the seat and operate a mobile phone with two hands, arms and arms are easy to feel uncomfortable when the arms and the arms are in an extended state for a long time due to the fact that the distance between the left armrest and the right armrest of the seat is far. There are also individual chairs designed with armrests that can be adjusted both laterally and angularly, but they rely mainly on adjusting the angles and distances of the armrest supports, which is a complex structure, complex assembly and high production cost.

Disclosure of Invention

In view of the above, the present invention is directed to the defects in the prior art, and the main object of the present invention is to provide a handrail with simple structure, low cost, and large angle rotation, forward and backward movement, and left and right movement adjustment, so as to meet the needs of people.

In order to achieve the purpose, the utility model adopts the following technical scheme: a chair armrest capable of being adjusted in multiple directions comprises an armrest surface, an armrest surface lower cover, a positioning pin, a sliding sheet, a rotating seat cover plate, a positioning sheet, an armrest support, a rotating shaft bolt and a screw, wherein the armrest surface is adjusted in a mode of horizontal rotation, front-and-back movement and left-and-right movement through the movement of a rotating mechanism at the front end and the rear end connected with the rotating seat, the rotating seat cover plate and the armrest support and a sliding mechanism at one position. The adjustment mechanism includes:

preferably, the rotating mechanism is arranged at the rear end of the armrest surface and connected with the armrest support, and the positioning piece and the rotating seat are sequentially connected with the armrest support through two fasteners by the rotating mechanism. The rotating seat is provided with an arc-shaped through groove, and the groove width of the arc-shaped through groove is matched with the protruding part at the bottom of the positioning sheet, so that the rotating seat can rotate around the fastening piece as an axis and along the direction of the arc-shaped through groove. The rotating mechanism can rotate 0-45 degrees.

Preferably, the rotating mechanism is arranged at the front end of the handrail surface and connected with the rotating seat, and the sliding sheet, the handrail surface lower cover, the rotating seat cover plate and the positioning pin are sequentially connected with the rotating seat through two fastening pieces by the rotating mechanism. The smaller end of the rotating seat cover plate is provided with a rotating shaft bolt through hole and an arc-shaped through groove, and the groove width of the rotating seat cover plate is matched with the size of the positioning pin. The handrail surface lower cover can rotate around the rotating shaft bolt as an axis and along the arc-shaped through groove direction. The rotating mechanism can rotate 0-45 degrees.

Preferably, the sliding mechanism is connected with the handrail surface lower cover, and a sliding sheet used by the sliding mechanism is slidably connected with the rotating mechanism at the front end of the handrail surface, so that the handrail surface lower cover can move back and forth by 0-60 mm.

Preferably, the handrail surface can be adjusted by 0-80mm in a horizontal movement in the width (left-right) direction by simultaneously adjusting the front rotating mechanism and the rear rotating mechanism.

The utility model has novel design, can enable the armrest surface to rotate, move back and forth and move left and right relative to the armrest support at a horizontal angle, and realizes the function of multidirectional adjustment, thereby having flexible and changeable adjustment positions and meeting the position requirements of users on the armrest of the chair to a larger extent; the utility model has the advantages of small number of parts, smart and simple structure, and convenient manufacture and assembly.

Drawings

FIG. 1 is an exploded view from a normal use angle of the present invention;

FIG. 2 is an exploded view of the present invention viewed upside down;

FIG. 3 is a schematic view of the rear rotating mechanism assembly of the present invention;

FIG. 4 is a schematic view of an assembly structure of the cover plate of the rotary seat according to the present invention;

FIG. 5 is a schematic view of the front rotary mechanism and the sliding mechanism assembly of the present invention;

FIG. 6 is a schematic view of an assembly structure of the armrest surface of the present invention;

FIG. 7 is a schematic view of the rear rotational adjustment of the present invention;

FIG. 8 is a schematic view of the forward rotation adjustment of the present invention;

FIG. 9 is a schematic view of the fore-aft adjustment of the present invention;

fig. 10 is a schematic view of width adjustment of the present invention.

The reference numerals and names in the figures are as follows:

1. a handrail surface; 2. a spindle bolt; 3. a dowel pin screw; 4. a slide sheet; 5. a handrail surface lower cover; 6. a face cover screw; 7. rotating the seat cover plate screw; 8. rotating the seat cover plate; 9. positioning pins; 10. positioning plate screws; 11. positioning plates; 12. a rotating seat; 13. an armrest support.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to fig. 2, an embodiment of the present invention includes: a chair armrest capable of being adjusted in multiple directions comprises an armrest surface 1, an armrest surface lower cover 5, a positioning pin 9, a sliding sheet 4, a rotating seat 12, a rotating seat cover plate 8, a positioning sheet 11, an armrest support 13, a rotating shaft bolt 2,

screws

3, 6, 7, 10 and the like, wherein the armrest surface 1 is adjusted in a mode of horizontal rotation, front-back movement and left-right movement through the rotation of a rotating mechanism at the front end and the rear end and a sliding mechanism at one position, which are connected through the rotating seat 12, the rotating seat cover plate 8 and the armrest support 13.

Referring to fig. 3 and 7, the rear end rotating mechanism is composed of a rotating seat 12, a positioning plate 11 and a handrail support 13, wherein the rotating seat is provided with an arc through groove, and the width of the arc through groove is matched with the protruding part at the bottom of the positioning plate 11. The smaller end of the rotating base 12 is provided with a nut and a screw hole. Two small holes which are distributed diagonally are arranged at the top end of the handrail support 13. After the locating plate screw 10 sequentially passes through the locating plate 11 and the rotating base 12 and is locked into the small hole on the handrail support 13 for connection, the rotating base 12 can rotate around the locating plate screw 10 as an axis and along the direction of the arc-shaped through groove, and the rotating base 12 can rotate by 30 degrees in the embodiment.

Referring to fig. 4, 5 and 8, the front end rotating mechanism comprises a rotating seat cover plate 8, a positioning pin 9, a handrail lower cover 5, a sliding sheet 4 and a rotating bolt 2, wherein the rotating seat cover plate 8 is inserted into a corresponding groove on the rotating seat 12 through a barb at the larger end of the rotating seat cover plate 8 for sleeving, and the other end of the rotating seat cover plate is locked into a corresponding small hole of the rotating seat 12 through a rotating seat cover plate screw 7 for fixedly connecting. Before the rotary seat cover plate 8 is installed, the positioning pin 9 is pre-installed under the rotary seat cover plate 8 for subsequent installation of the armrest lower cover 5. The smaller end of the rotating seat cover plate 8 is provided with an arc through groove, and the groove width of the arc through groove is matched with the size of the positioning pin 9. The rotating shaft bolt 2 and the sliding sheet screw 3 sequentially connect the sliding sheet 4, the handrail surface lower cover 5, the rotating seat cover plate 8 and the positioning pin 9 to the rotating seat 12. The handrail surface lower cover 5 can rotate around the rotating shaft bolt 2 as an axis along the arc-shaped through groove direction, and the handrail surface lower cover 5 can rotate by 30 degrees in the embodiment.

Referring to fig. 5 and 9, the sliding plate 4 is installed in the long groove of the handrail lower cover 5, which not only serves as a connection function for the aforementioned front rotating mechanism, but also enables the handrail lower cover 5 to move back and forth relative to the sliding plate 4. In this embodiment, the lower cover 5 of the armrest surface can slide back and forth by 50 mm.

Referring to fig. 6 and 10, the handrail surface 1 is mounted on the lower cover 5 of the handrail surface and fixed by the cover screw 6. By adjusting the front and rear rotating mechanisms simultaneously, the handrail surface 1 can move horizontally in the width (left-right) direction, and the handrail surface can move left and right by 0-70mm in the embodiment.

Referring to fig. 7 to 10, the armrest surface 1 of the present invention can realize horizontal rotation, front-back movement, and left-right movement through two rotating mechanisms and one sliding mechanism, thereby having a function of multi-directional adjustment.

Claims

1. The utility model provides a chair handrail that can multidirectionally adjust, includes handrail face, handrail face lower cover, locating pin, slide, rotates the seat, rotates a apron, locating piece, handrail support, pivot bolt, screw, its characterized in that: the armrest surface realizes horizontal rotation, front-back movement and left-right movement adjustment through the movement of the front end and the rear end rotating mechanisms connected with the rotating seat, the rotating seat cover plate and the armrest support and the movement of one sliding mechanism, and the chair armrest capable of being adjusted in multiple directions further comprises:

the rotating mechanism is positioned at the rear end of the handrail surface and connected with the handrail support, the rotating mechanism sequentially connects the positioning sheet and the rotating seat to the handrail support through two fasteners, an arc-shaped through groove is formed in the rotating seat, the groove width of the arc-shaped through groove is matched with the protruding part at the bottom of the positioning sheet, so that the rotating seat can rotate around the fasteners as an axis and along the direction of the arc-shaped through groove, and the rotating mechanism can rotate by 0-45 degrees;

the rotating mechanism is positioned at the front end of the handrail surface and connected with the rotating seat, the sliding sheet, the handrail surface lower cover, the rotating seat cover plate and the positioning pin are sequentially connected with the rotating seat through two fasteners by the rotating mechanism, a rotating shaft bolt through hole and an arc-shaped through groove are formed in the smaller end of the rotating seat cover plate, the groove width of the rotating shaft bolt through hole is matched with the size of the positioning pin, the handrail surface lower cover can rotate around a rotating shaft bolt as an axis along the direction of the arc-shaped through groove, and the rotating mechanism can rotate by 0-45 degrees;

and the sliding sheet of the sliding mechanism is connected in the rotating mechanism at the front end of the handrail surface in a sliding manner, so that the lower cover of the handrail surface can move back and forth by 0-60 mm.

2. A multi-directionally adjustable chair armrest as claimed in claim 1, wherein: by adjusting the front and rear rotating mechanisms simultaneously, the armrest surface can be adjusted by translation in the left-right direction by 0-80 mm.