CN219206368U

CN219206368U - Sofa chair capable of lengthening backrest

Info

Publication number: CN219206368U
Application number: CN202223249155.8U
Authority: CN
Inventors: 刘波
Original assignee: Foshan Shunde Kusi Furniture Industry Co ltd
Current assignee: Guangdong Kusi Home Technology Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-06-20
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a couch with a lengthened backrest, which comprises a frame body, a mounting base and a cushion plate, wherein the bottom end of the frame body is provided with the mounting base, the top end of the mounting base is fixedly connected with the cushion plate, an adjusting mechanism is arranged outside the cushion plate, a cushion mechanism is arranged outside the adjusting mechanism, a limiting mechanism is arranged outside the cushion mechanism, and the adjusting mechanism comprises a mounting plate. This can lengthen couch of back makes when carrying out the regulation of sofa foam-rubber cushion length through mounting panel, slip track and the sofa foam-rubber cushion that sets up, through the fixed connection of sofa foam-rubber cushion on slip track for slip track is in the inside of sliding seat after sliding expansion, can carry out regulation control to the length of sofa foam-rubber cushion, thereby conveniently carry out high regulation control to the sofa foam-rubber cushion, and then the sofa foam-rubber cushion is convenient to carry out the multipurpose of couch after carrying out high regulation and use.

Description

Sofa chair capable of lengthening backrest

Technical Field

The utility model relates to the technical field of couch, in particular to a couch with a lengthened backrest.

Background

The couch varieties comprise leather, cloth, metal, rattan, solid wood and the like, a perfect home and a graceful seat are indispensable, and in busy urban life, the couch brings home enjoyment of infinite comfort and fashion to people, and the couch is sat on to fly and is warm and agreeable.

The existing couch is fixed because the backrest is easy to be fixed when being used, so that the backrest is relatively complicated when being adjusted, the backrest cannot be lengthened and adjusted, the use convenience and the use practicability of the couch are greatly affected, the backrest cannot be quickly disassembled and replaced when the backrest plate is cleaned, and the use convenience of the couch is caused when the couch is used.

Disclosure of Invention

The utility model aims to provide a sofa chair with a lengthened backrest, which solves the problems that the prior sofa chair is inconvenient to clean and adjust the length of the backrest when being used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sofa chair with the lengthened backrest comprises a frame body, a mounting base and a cushion plate, wherein the bottom end of the frame body is provided with the mounting base, the top end of the mounting base is fixedly connected with the cushion plate, an adjusting mechanism is arranged outside the cushion plate, a cushion mechanism is arranged outside the adjusting mechanism, and a limiting mechanism is arranged outside the cushion mechanism;

the adjusting mechanism comprises a mounting plate, a sliding seat and a sliding rail, wherein the mounting plate is fixedly connected to the outside of the back cushion mechanism, the sliding seat is fixedly connected to the outside of the mounting plate, the sliding rail is inserted into the sliding seat, and a sofa sponge cushion is fixedly connected to the outer side wall of the sliding rail.

Preferably, the sliding seat is symmetrically provided with two groups, and the sliding rail is in sliding connection in the sliding seat.

Preferably, the sofa foam-rubber cushion is fixedly connected to the outside of the sliding track, and the outer surface of the sofa foam-rubber cushion is a foam-rubber cushion plate with a smooth structure.

Preferably, the cushion mechanism comprises a cushion plate, a connecting rod and a fixing frame, wherein the cushion plate is fixedly connected to the outer part of the cushion plate, the connecting rod is connected to the inner side wall of the cushion plate, and the fixing frame is arranged on the outer part of one side of the connecting rod.

Preferably, a limiting mechanism is arranged outside the connecting rod, and the outer surface of the cushion plate is a metal steel plate with a rough structure.

Preferably, the stop gear includes the fixing base, inserts and establishes gag lever post and expansion spring, fixing base fixed connection is in the outside of mount, the inside of fixing base is inserted and is equipped with and inserts and establish the gag lever post, it has expansion spring to insert the lateral wall welding of establishing the gag lever post, an expansion spring's lateral wall fixedly connected with stretching rod.

Preferably, the inserting limiting rod penetrates through the fixing frame, the inserting limiting rod is inserted into the mounting plate, and the inserting limiting rod is elastically connected with the telescopic spring in a telescopic mode.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the mounting plate, the sliding seat, the sliding track and the sofa foam cushion which are arranged, when the length of the sofa foam cushion is adjusted, the sliding track can adjust and control the length of the sofa foam cushion after sliding and stretching in the sliding seat through the fixed connection of the sofa foam cushion on the sliding track, so that the height of the sofa foam cushion is adjusted conveniently, and the sofa foam cushion is convenient to use for multiple purposes of a couch after the height is adjusted;

2. through the fixing base that sets up, insert and establish gag lever post, expansion spring and stretching rod make when the stretching rod is stretching the back, through the elasticity flexible between stretching rod and the expansion spring, can control to insert and establish the gag lever post and slide the flexible in the inside of fixing base, and then make to insert and establish the gag lever post and follow slip, break away from the spacing installation of mounting panel on the mount, greatly increased convenience when dismantling sofa foam-rubber cushion, and the practicality of use of couch.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the entire structure of the cushion mechanism of FIG. 1 according to the present utility model;

FIG. 3 is a schematic overall view of the adjusting mechanism of FIG. 1 according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a frame body; 2. a mounting base; 3. a cushion plate; 4. an adjusting mechanism; 401. a mounting plate; 402. a sliding seat; 403. a sliding rail; 404. sofa sponge cushion; 5. a cushion mechanism; 501. a backing plate; 502. a connecting rod; 503. a fixing frame; 6. a limiting mechanism; 601. a fixing seat; 602. inserting a limiting rod; 603. a telescopic spring; 604. and (5) stretching the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all 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.

Referring to fig. 1 and 2, the present utility model provides a technical solution: the sofa chair with the lengthened backrest comprises a frame body 1, a mounting base 2 and a cushion plate 3, wherein the mounting base 2 is arranged at the bottom end of the frame body 1, the cushion plate 3 is fixedly connected to the top end of the mounting base 2, an adjusting mechanism 4 is arranged outside the cushion plate 3, a cushion mechanism 5 is arranged outside the adjusting mechanism 4, and a limiting mechanism 6 is arranged outside the cushion mechanism 5;

the adjusting mechanism 4, the adjusting mechanism 4 includes mounting panel 401, sliding seat 402 and slip track 403, mounting panel 401 fixed connection is in the outside of cushion mechanism 5, the outside fixedly connected with sliding seat 402 of mounting panel 401, the inside of sliding seat 402 is inserted and is equipped with slip track 403, the lateral wall fixedly connected with sofa foam-rubber cushion 404 of sliding track 403, sliding seat 402 symmetry is provided with two sets of, slip track 403 is at the inside sliding connection of sliding seat 402, sofa foam-rubber cushion 404 fixed connection is in the outside of slip track 403, the surface of sofa foam-rubber cushion 404 is smooth structure's foam-rubber cushion, through the sliding connection of slip track 403 on sliding seat 402, make sofa foam-rubber cushion 404 can carry out tensile adjustment operation, thereby can carry out high regulation control to sofa foam-rubber cushion 404.

Referring to fig. 1 and 4, the cushion mechanism 5 includes a cushion plate 501, a connecting rod 502 and a fixing frame 503, the cushion plate 501 is fixedly connected to the outside of the cushion plate 3, the connecting rod 502 is connected to the inner side wall of the cushion plate 501, a fixing frame 503 is arranged outside one side of the connecting rod 502, a limit mechanism 6 is arranged outside the connecting rod 502, the outer surface of the cushion plate 501 is a metal steel plate with a rough structure, the limit mechanism 6 includes a fixing seat 601, an inserting limit rod 602 and a telescopic spring 603, the fixing seat 601 is fixedly connected to the outer side of the fixing frame 503, the inserting limit rod 602 is inserted into one side wall of the fixing seat 601, a telescopic spring 603 is welded on one side wall of the telescopic spring 603, a stretching rod 604 is fixedly connected to one side wall of the telescopic spring 603, the inserting limit rod 602 is inserted into the fixing frame 503, the inserting limit rod 602 is connected to the telescopic spring 603 in an elastic telescopic manner, after the adjusting mechanism 4 is installed on the fixing frame 503, the adjusting mechanism 4 can be conveniently installed and fixed on the cushion mechanism 5 through the limit mechanism 6, and the telescopic spring 602 can be controlled to be inserted into the fixing seat 401 to slide and limited by the telescopic rod 401.

Working principle: when the length of the sofa foam-rubber cushion 404 is adjusted, firstly, a worker is fixedly connected with the sofa foam-rubber cushion 404 on the sliding track 403, so that the sliding track 403 can adjust and control the length of the sofa foam-rubber cushion 404 after sliding and stretching in the sliding seat 402, thereby facilitating the height adjustment and control of the sofa foam-rubber cushion 404, and further facilitating the multipurpose use of the sofa after the height adjustment of the sofa foam-rubber cushion 404.

Furthermore, after the adjustment mechanism 4 is mounted on the fixing frame 503, the adjustment mechanism 4 can be conveniently mounted and fixed on the cushion mechanism 5 through the limiting mechanism 6, when the stretching rod 604 stretches, the inserting limiting rod 602 can be controlled to slide and stretch in the fixing seat 601 through elastic expansion and contraction between the stretching rod 604 and the telescopic spring 603, so that the inserting limiting rod 602 is separated from the limiting mounting of the mounting plate 401 on the fixing frame 503 after sliding, convenience in dismounting the sofa foam cushion 404 is improved, the operation process of the whole device is improved, and contents which are not described in detail in the specification are all known in the prior art by a person skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a couch of back can lengthen, includes support body (1), installation base (2) and cushion board (3), its characterized in that: the seat cushion is characterized in that the bottom end of the frame body (1) is provided with a mounting base (2), the top end of the mounting base (2) is fixedly connected with a seat cushion plate (3), an adjusting mechanism (4) is arranged outside the seat cushion plate (3), a cushion mechanism (5) is arranged outside the adjusting mechanism (4), and a limiting mechanism (6) is arranged outside the cushion mechanism (5);

adjustment mechanism (4), adjustment mechanism (4) include mounting panel (401), sliding seat (402) and slip track (403), mounting panel (401) fixed connection is in the outside of cushion mechanism (5), the outside fixedly connected with sliding seat (402) of mounting panel (401), the inside of sliding seat (402) is inserted and is equipped with slip track (403), lateral wall fixedly connected with sofa foam-rubber cushion (404) of slip track (403).

2. The extendable back rest sofa chair of claim 1 wherein: two groups of sliding seats (402) are symmetrically arranged, and the sliding rails (403) are connected inside the sliding seats (402) in a sliding mode.

3. The extendable back rest sofa chair of claim 1 wherein: the sofa foam-rubber cushion (404) is fixedly connected to the outside of the sliding track (403), and the outer surface of the sofa foam-rubber cushion (404) is a foam-rubber cushion plate with a smooth structure.

4. The extendable back rest sofa chair of claim 1 wherein: the cushion mechanism (5) comprises a cushion plate (501), a connecting rod (502) and a fixing frame (503), wherein the cushion plate (501) is fixedly connected to the outside of the cushion plate (3), the connecting rod (502) is connected to the inner side wall of the cushion plate (501), and the fixing frame (503) is arranged on one side of the connecting rod (502) outside.

5. The extendable back of claim 4, wherein: the outer part of the connecting rod (502) is provided with a limiting mechanism (6), and the outer surface of the cushion plate (501) is a metal steel plate with a rough structure.

6. The extendable back rest sofa chair of claim 1 wherein: stop gear (6) include fixing base (601), insert and establish limit pole (602) and expansion spring (603), fixing base (601) fixed connection is in the outside of mount (503), the inside of fixing base (601) is inserted and is equipped with and inserts and establish limit pole (602), the welding of the lateral wall of inserting and establishing limit pole (602) has expansion spring (603), the lateral wall fixedly connected with extension rod (604) of expansion spring (603).

7. The extendable back of claim 6, wherein: the inserting limiting rod (602) is inserted into the fixing frame (503), the inserting limiting rod (602) is inserted into the mounting plate (401), and the inserting limiting rod (602) is elastically connected with the telescopic spring (603) in a telescopic mode.