CN216534554U

CN216534554U - Armrest folding chair with adjustable backrest

Info

Publication number: CN216534554U
Application number: CN202220145274.XU
Authority: CN
Inventors: 洪金义
Original assignee: Ningxia Duojiao Outdoor Products Co ltd
Current assignee: Ningxia Duojiao Outdoor Products Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-05-17
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to the technical field of folding chairs, and provides a handrail folding chair with an adjustable backrest, which comprises a supporting seat and handrail backrest components arranged at two sides of the supporting seat; the armrest backrest component comprises a vertical rod, a backrest rod, a connecting sleeve and an armrest rod, wherein the bottom of the vertical rod is arranged on the supporting seat, the bottom of the backrest rod is arranged on the supporting seat, the connecting sleeve is sleeved on the backrest rod, one end of the armrest rod is connected with the connecting sleeve, and the other end of the armrest rod is detachably connected with the upper end of the vertical rod; the folding chair structure is provided with the backrest rod with the bottom part connected with the support seat in a sliding manner and one end of the handrail rod in a detachable manner, when the folding chair structure is folded, the bottom part of the backrest rod moves downwards as much as possible, and the backrest rod is directly detached from the upper end of the vertical rod and then hangs downwards, so that the whole height of the folding chair structure is greatly reduced, and the folding chair structure is convenient to fold and carry.

Description

Armrest folding chair with adjustable backrest

Technical Field

The utility model relates to the technical field of folding chairs, in particular to a folding chair with armrests and an adjustable backrest.

Background

In modern life, the chair is used as necessary daily life furniture for people to rest and lean against, so that the fatigue caused by long-term lying or standing is avoided, and the energy consumption of long-term standing is reduced; therefore, the device is widely applied to various places such as various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and the like for users to use. The chair has various structural designs, and the folding chair is a chair with a special structure, is convenient to carry and can be folded when not in use.

However, most of the existing folding chairs are inconvenient to fold, the overall height is higher after the folding chair is folded, a great deal of inconvenience is caused when the folding chair is carried out, and most of the folding chairs are not adjustable due to the fact that the backrest rod cannot bring better experience.

In view of the above, the present inventors have specially designed an armrest folding chair with adjustable backrest, and have resulted from this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing an armrest folding chair with an adjustable backrest, which overcomes the defects in the prior art; the technical scheme adopted is as follows:

a folding chair with armrests and adjustable backrest comprises a supporting seat and armrest backrest components arranged on two sides of the supporting seat;

the armrest backrest component comprises a vertical rod, a backrest rod, a connecting sleeve and an armrest rod, wherein the bottom of the vertical rod is arranged on the supporting seat, the bottom of the armrest backrest rod is arranged on the supporting seat and is in sliding connection with the supporting seat, the connecting sleeve is sleeved on the backrest rod, one end of the armrest rod is connected with the connecting sleeve, and the other end of the armrest rod is detachably connected with the upper end of the vertical rod.

Furthermore, the grab bar is detachably connected with the upper end of the vertical rod through the armrest sleeve.

Furthermore, the bottom of the backrest rod is connected with the supporting seat in a sliding mode through a sliding sleeve, and the backrest rod is connected with the sliding sleeve in a rotating mode.

Furthermore, a long groove through which the backrest rod passes is arranged on the connecting sleeve, and the backrest rod is positioned in the long groove to move back and forth.

Furthermore, the vertical rod adopts a telescopic structure.

Furthermore, the supporting seat adopts a foldable structure, and comprises supporting components positioned on two sides, a first connecting component and a second connecting component which are used for connecting the two supporting components and positioned on the front and the back.

Furthermore, the support assembly comprises a first support rod and a second support rod which are rotatably connected at the middle part.

Furthermore, the vertical rod comprises a fixed rod with the bottom rotatably connected with the first support rod, and a telescopic rod with the bottom slidably connected with the fixed rod and the middle/position close to the middle rotatably connected with the second support rod.

Furthermore, first coupling assembling is unanimous with second coupling assembling structure, all includes that the middle part rotates the first connecting rod and the second connecting rod of connecting.

Furthermore, a limiting block used for limiting the sliding stroke of the sliding sleeve is arranged on the supporting seat, and the limiting block is detachably connected with the supporting seat.

The bottom of the folding chair structure is detachably connected with the back rest rod sliding on the supporting seat and one end of the handrail rod, when the folding chair structure is folded, the bottom of the back rest rod moves downwards as much as possible, and the back rest rod is directly detached from the upper end of the vertical rod and then vertically placed downwards, so that the overall height of the folding chair structure is greatly reduced, and the folding chair structure is convenient to fold and carry.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model.

Wherein:

FIG. 1 is a schematic view of the folding chair structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 2 in accordance with the present invention;

FIG. 3 is a side view of the folding chair structure of the present invention;

FIG. 4 is a structural use view of the folding chair of the present invention;

FIG. 5 is a schematic view of the folding chair of the present invention before being folded;

FIG. 6 is a schematic view of the folding chair of the present invention showing its semi-folded configuration;

fig. 7 is a fully folded schematic view of the folding chair structure of the present invention.

Description of reference numerals:

01. a supporting seat; 02. an armrest backrest assembly; 10. a vertical rod; 11. fixing the rod; 12. a telescopic rod; 20. a backrest rod; 21. a sliding sleeve; 30. connecting sleeves; 31. a long groove; 40. a grab rail; 41. a handrail sleeve; 50. a support assembly; 51. a first support bar; 52. a second support bar; 60. a first connection assembly; 70. a second connection assembly; 80. and a limiting block.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

Referring to fig. 1 to 7, the armrest folding chair with adjustable backrest provided by the present invention includes a supporting base 01, armrest backrest components 02 disposed at two sides of the supporting base 01; the armrest backrest component 02 comprises a vertical rod 10, the bottom of which is arranged on the supporting seat 01, a backrest rod 20, the bottom of which is arranged on the supporting seat 01 and is in sliding connection with the supporting seat 01, a connecting sleeve 30 sleeved on the backrest rod 20, and an armrest rod 40, one end of which is connected with the connecting sleeve 30 and the other end of which is detachably connected with the upper end of the vertical rod 10.

The supporting seat 01 adopts a foldable structure and adopts the existing foldable structure, which is not described in detail, and the supporting seat 01 comprises supporting components 50 positioned at two sides, a first connecting component 60 and a second connecting component 70 which are used for connecting the two supporting components 50 and positioned at the front and the back; wherein the supporting component 50 comprises a first supporting rod 51 and a second supporting rod 52 which are rotatably connected at the middle part; the first connecting assembly 60 and the second connecting assembly 70 have the same structure and each include a first connecting rod and a second connecting rod rotatably connected at the middle.

Specifically, the grab bar 40 is detachably connected with the upper end of the vertical rod 10 through the grab sleeve 41, and when the grab bar 40 is folded, the grab bar 40 is taken down from the vertical rod 10 through the grab sleeve 41 and is hung downwards; the bottom of the vertical rod 10 is rotatably connected with the support base 01 and is rotatably connected with the first support rod 51 of the support base 01 through a rotating base. The bottom of the backrest rod 20 is slidably connected with the second support rod 52 of the support base 01 through a sliding sleeve 21, and the backrest rod 20 is rotatably connected with the sliding sleeve 21. The connecting sleeve 30 is provided with a long groove 31 through which the backrest rod 20 passes, and the backrest rod 20 is located in the long groove 31 to move back and forth.

The vertical rod 10 adopts a telescopic structure; the vertical rod 10 comprises a fixed rod 11 with the bottom rotationally connected with a first supporting rod 51, and an expansion rod 12 with the bottom slidably connected with the fixed rod 11 and the middle/position close to the middle rotationally connected with a second supporting rod 52; when retracted, the bottom of the telescoping rod 12 slides upward.

Set up the stopper 80 that is used for restricting sliding sleeve 21 sliding stroke on the supporting seat 01, specific stopper 80 sets up on second bracing piece 52, because elongated slot 31 sets up, lean against pole 20 and support backward on elongated slot 31, and under the effect of sliding sleeve 21, lean against the pole 20 lower extreme and slide along second bracing piece 52 slant, realize the effect of leaning on, and stopper 80 and supporting seat 01 can dismantle and be connected, specifically, can set up a plurality of regulation holes on the second bracing piece 52 of supporting seat 01, it is connected with the nut with the regulation hole to utilize the bolt to pass stopper 80, when needing to adjust the pole 20 of leaning on, it can only to change stopper 80 and different regulation hole positions (only signal a regulation hole in the picture).

In summary, the bottom of the folding chair structure is detachably connected with the backrest rod sliding on the support seat and one end of the handrail rod, when the folding chair structure is folded, the bottom of the backrest rod moves downwards as much as possible, and the backrest rod is directly detached from the upper end of the vertical rod and then hangs downwards, so that the overall height of the folding chair structure is greatly reduced, and the folding chair structure is convenient to fold and carry.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims

1. A backrest-adjustable armrest folding chair is characterized by comprising a supporting seat (01) and armrest backrest components (02) arranged at two sides of the supporting seat (01);

the handrail backrest component (02) comprises a vertical rod (10) with the bottom arranged on the supporting seat (01), a backrest rod (20) with the bottom arranged on the supporting seat (01), a connecting sleeve (30) sleeved on the backrest rod (20), and a handrail rod (40) with one end connected with the connecting sleeve (30) and the other end detachably connected with the upper end of the vertical rod (10).

2. The folding armchair with adjustable backrest according to claim 1, characterised in that the grab bar (40) is removably connected to the upper end of the vertical bar (10) by means of a grab sleeve (41).

3. The folding armchair with adjustable backrest as claimed in claim 1, characterised in that the bottom of said backrest rod (20) is slidingly connected with the support base (01) through a sliding bush (21), said backrest rod (20) being rotatably connected with the sliding bush (21).

4. The armrest folding chair with the adjustable backrest as claimed in claim 1, characterized in that the connecting sleeve (30) is provided with a long groove (31) through which the backrest rod (20) passes, and the backrest rod (20) is located in the long groove (31) to move back and forth.

5. The folding armchair with adjustable backrest according to claim 1, characterised in that said vertical bar (10) is of telescopic structure.

6. The armrest folding chair with the adjustable backrest as claimed in claim 5, wherein the supporting base (01) is of a foldable structure, and comprises supporting members (50) at both sides, a first connecting member (60) and a second connecting member (70) for connecting the two supporting members (50) and located at the front and rear sides.

7. The folding armchair with adjustable backrest according to claim 6, characterised in that said support assembly (50) comprises a first support bar (51) and a second support bar (52) connected in rotation in the middle.

8. The folding armchair with adjustable backrest according to claim 7, characterised in that said vertical bar (10) comprises a fixed bar (11) with a bottom rotatably connected to the first support bar (51), a telescopic bar (12) with a bottom slidably connected to the fixed bar (11) and a middle/near middle rotatably connected to the second support bar (52).

9. The folding chair with adjustable backrest as claimed in claim 6, wherein the first connecting assembly (60) and the second connecting assembly (70) are identical in structure and each comprise a first connecting rod and a second connecting rod which are rotatably connected at the middle part.

10. The folding armchair with adjustable backrest according to claim 3, characterised in that the support base (01) is provided with a limit block (80) for limiting the sliding travel of the sliding sleeve (21), the limit block (80) being detachably connected with the support base (01).