CN215456749U

CN215456749U - Sofa convenient to adjust head support height

Info

Publication number: CN215456749U
Application number: CN202120764433.XU
Authority: CN
Inventors: 谢冬; 田明富; 郭永; 陈宗良; 黄逸
Original assignee: Fujian Haosui Home Furnishing Co ltd
Current assignee: Fujian Haosui Home Furnishing Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2022-01-11
Anticipated expiration: 2031-04-15

Abstract

The utility model relates to the technical field of living furniture, in particular to a sofa convenient for adjusting the head support height, which comprises a support bottom frame, wherein the top end of the support bottom frame is connected with a backrest, a combined back cushion is arranged right above the top end of the backrest, a cushion layer covers the lower part of the front surface of the combined back cushion, side guardrails are connected with the two side positions of the support bottom frame, and a first groove body is formed in the middle position of the front surface of each side guardrail through integral injection molding processing. The comfort of the whole sofa can be effectively improved.

Description

Sofa convenient to adjust head support height

Technical Field

The utility model relates to the technical field of living furniture, in particular to a sofa with a head support height convenient to adjust.

Background

The sofa is a soft and comfortable back-rest chair with springs or thick foamed plastic cushions, is used for single-person sitting, double-person or multi-person sitting, is a soft and comfortable covering material used for sofas, and can meet various preferences of people, except various cotton, hemp, tapetum, wool and chemical fiber fabrics with oblique plain weave and fluff surfaces, artificial leather, various thin leathers (commonly called as genuine leather) and the like.

When the sofa on the market is used, the whole sofa can not support the head of a human body, and meanwhile, the comfort of the whole sofa is reduced, and when the human body is horizontally laid on the sofa for rest, the human body is turned over to an overlarge extent, so that the falling frequency of the human body is increased very easily.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a sofa with a height adjustable head support to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

a sofa convenient for adjusting the head support height comprises a support bottom frame, wherein the top end position of the support bottom frame is connected with a backrest, a combined back cushion is arranged right above the top end of the backrest, the front lower position of the combined back cushion is covered with a cushion layer, the two side positions of the support bottom frame are both connected with side guardrails, the front middle position of the side guardrails is provided with a first groove body through integral injection molding processing, the inside of the first groove body is elastically connected with a connecting rod, the top end position of the connecting rod is connected with an upper slide rail, the bottom end position of the connecting rod is connected with a lower slide rail, the position right ahead of one side of the connecting rod is covered with a movable plate, the front side position of the lower slide rail is connected with a fixed plate, the middle position of the fixed plate is alternately connected with a positioning bolt, the back side positions of the combined back cushion are both provided with second groove bodies through integral injection molding processing, and the inside below position fixed mounting of second cell body has the sleeve pipe, the inside interlude of sheathed tube is connected with the screw rod, and the below outside position of screw rod has cup jointed the screw thread lantern ring, the back of back has seted up the third cell body through integrative injection moulding processing, and the inside bottom both sides position of third cell body all is fixed with the supporting seat.

Preferably, the vertical central axis of the combined back cushion and the vertical central axis of the backrest are arranged in a collinear manner, and the combined back cushion is connected with the cushion layer through snap buttons.

Preferably, the side guardrails are symmetrically arranged along the vertical central axis of the supporting bottom frame, and the supporting bottom frame and the group of side guardrails are connected to form a 'V' -shaped structure.

Preferably, the connecting rod passes through last slide rail, lower slide rail, first cell body and side guard rail sliding connection, go up the one end of slide rail, lower slide rail respectively with fixed connection between the medial surface of first cell body, it is articulated fixed between connecting rod and the fly leaf, the appearance of fly leaf is rectangle column structure, and screwed connection between fly leaf and the positioning bolt.

Preferably, the sleeve and the screw rod are connected to form a nested structure, the bottom end of the screw rod is fixedly connected with the top end of the supporting seat, the screw rod is in threaded connection with the threaded lantern ring, the top end face of the threaded lantern ring and the bottom end face of the combined back cushion are attached to each other, and the combined back cushion is distributed in a shape of a 'V' -shaped structure.

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

1. according to the utility model, by arranging the sleeve, the combined back cushion, the screw rod, the threaded sleeve ring, the third groove body and the supporting seat and combining the connection and matching of the threaded sleeve ring, the third groove body and the supporting seat, the sofa can be quickly and freely adjusted in height position by virtue of the nested arrangement between the sleeve and the screw rod, and meanwhile, the sofa can provide corresponding supporting force for the head of a human body leaning on the sofa by virtue of the combined back cushion in the later period, so that the comfort of the whole sofa can be effectively improved;

2. according to the utility model, through the arrangement of the movable plates, the positioning bolts, the connecting rods, the upper slide rail, the lower slide rail and the first groove body, under the connection and matching of the upper slide rail, the lower slide rail and the first groove body, the movable plates which are drawn carry the connecting rods to realize outward stretching action, and after the movable plates are turned over for 90 degrees, after the positioning bolts are limited in position, a group of movable plates can be adjusted to the positions of two sides right in front of the whole sofa, and then a group of movable plates with rectangular structures can play a certain protection role on the horizontal lying of a human body, so that the phenomenon that the human body falls off when the human body has a rest in the horizontal lying state is avoided.

Drawings

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

FIG. 2 is a side view of the side guard rail of the present invention;

fig. 3 is a schematic view of a connection structure of the combined headrest of the present invention.

In the figure: 1-supporting bottom frame, 2-backrest, 3-combined back cushion, 4-cushion layer, 5-side guardrail, 6-first groove body, 7-connecting rod, 8-upper slide rail, 9-lower slide rail, 10-movable plate, 11-fixed plate, 12-positioning bolt, 13-long notch, 14-second groove body, 15-sleeve, 16-screw rod, 17-threaded lantern ring, 18-supporting seat and 19-third groove body.

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. 1-3, the present invention provides a technical solution:

a sofa convenient for adjusting the head supporting height comprises a supporting bottom frame 1, wherein the top end position of the supporting bottom frame 1 is connected with a backrest 2, a combined back cushion 3 is arranged right above the top end of the backrest 2, a cushion layer 4 covers the front lower position of the combined back cushion 3, two side positions of the supporting bottom frame 1 are both connected with side guardrails 5, the front middle position of each side guardrail 5 is provided with a first groove body 6 through integral injection molding, the inside of each first groove body 6 is elastically connected with a connecting rod 7, the top end position of each connecting rod 7 is connected with an upper slide rail 8, the bottom end position of each connecting rod 7 is connected with a lower slide rail 9, a movable plate 10 covers the position right in front of one side of each connecting rod 7, a fixed plate 11 is connected with one side position of the front of each lower slide rail 9, a positioning bolt 12 is inserted and connected at the middle position of each fixed plate 11, and second groove bodies 14 are arranged on two side positions of the back of the combined back cushion 3 through integral injection molding, and the inside below position fixed mounting of second cell body 14 has sleeve pipe 15, and the inside interlude of sleeve pipe 15 is connected with screw rod 16, and the below outside position of screw rod 16 has cup jointed the screw thread lantern ring 17, and the back of back 2 has seted up third cell body 19 through integrative injection moulding processing, and the inside bottom both sides position of third cell body 19 all is fixed with supporting seat 18.

The vertical central axis of the combined back cushion 3 and the vertical central axis of the backrest 2 are arranged in a collinear way, and the combined back cushion 3 is connected with the cushion layer 4 through the snap fastener, so that when the combined back cushion 3 is used for supporting the head of a human body correspondingly, the cushion layer 4 which is made of cotton can secrete dirt to the head of the human body under the positioning matching of the snap fastener, and plays a certain isolation role in the adhesion of the combined back cushion 3; the side guardrails 5 are symmetrically arranged along the vertical central axis of the supporting bottom frame 1 as a symmetry axis, the supporting bottom frame 1 and the group of side guardrails 5 are connected to form a U-shaped structure, and the U-shaped structure formed by the supporting bottom frame 1 and the group of side guardrails 5 can provide a corresponding comfortable space for leaning, sitting flat or lying on the human body; the connecting rod 7 is connected with the side guard 5 through the upper slide rail 8, the lower slide rail 9, the first groove body 6, the upper slide rail 8 and one end of the lower slide rail 9 are fixedly connected with the inner side surface of the first groove body 6 respectively, the connecting rod 7 is fixed with the movable plate 10 in a hinged mode, the movable plate 10 is of a rectangular structure, the movable plate 10 is in spiral connection with the positioning bolt 12, when the movable plate 10 subjected to manual traction acting force carries the connecting rod 7 to realize outward stretching action, and after the movable plate is turned over for 90 degrees and is limited in position through the positioning bolt 12, a group of movable plates 10 can be adjusted to the positions of two sides right in front of the whole sofa, then the sofa can play a certain protection role in the horizontal lying of a human body through the group of movable plates 10 of which the rectangular structure enables the whole sofa to have a foldable protection structure, and can perform corresponding protection treatment when the human body lies horizontally in time, the phenomenon that the human body falls off when lying horizontally for rest can be avoided; the connection of the sleeve 15 and the screw 16 forms a nested structure, the bottom end of the screw 16 is fixedly connected with the top end of the supporting seat 18, the screw 16 is spirally connected with the threaded sleeve ring 17, the top end surface of the threaded sleeve ring 17 and the bottom end surface of the combined back cushion 3 are mutually attached, the combined back cushion 3 is distributed and arranged in a U-shaped structure, the height position of the combined back cushion 3 can be rapidly and freely adjusted by combining the nested arrangement between the sleeve 15 and the screw 16, meanwhile, the sofa can provide corresponding supporting force for the head of a human body leaning on the sofa by means of the combined back cushion 3 in the later period, the structure enables the whole sofa to have an adjustable head supporting structure, and meanwhile, the comfort of the whole sofa can be effectively improved by adding the head supporting structure in the whole sofa.

The working process is as follows: after the whole sofa is assembled, under the side protection action of the group of side guardrails 5, the U-shaped structure formed by the supporting bottom frame 1 and the group of side guardrails 5 can lean against, sit flat or lie across the human body to provide a corresponding comfortable space, and under the connection and matching of the third groove body 19 and the supporting seat 18, the sofa can be nested between the sleeve 15 and the screw rod 16, under the spiral positioning and matching of the threaded sleeve ring 17, the height position of the combined back cushion 3 can be rapidly and freely adjusted, and at the same time, the sofa can provide corresponding supporting force for the head of the human body leaning against the sofa by the combined back cushion 3 in the later period, when the human body needs to lie across the sofa for rest, under the connection and matching of the upper slide rail 8, the lower slide rail 9 and the first groove body 6, the movable plate 10 subjected to manual traction force can realize outward stretching action on the carrying connecting rod 7, and after the sofa is turned over by 90 degrees and is limited in position by the positioning bolts 12, the set of movable plates 10 can be adjusted to the positions on the two sides of the front of the whole sofa, and then the sofa can play a certain role in protecting the lying of a human body by means of the set of movable plates 10 with the rectangular shape structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 sofa convenient to adjust head support height, includes and supports underframe (1), its characterized in that: the top end position of the supporting bottom frame (1) is connected with a backrest (2), a combined back cushion (3) is installed at a position right above the top end of the backrest (2), a cushion layer (4) covers the front lower position of the combined back cushion (3), side guardrails (5) are connected to positions on two sides of the supporting bottom frame (1), a first groove body (6) is formed in the front middle position of each side guardrail (5) through integral injection molding, a connecting rod (7) is elastically connected inside each first groove body (6), an upper sliding rail (8) is connected to the top end position of each connecting rod (7), a lower sliding rail (9) is connected to the bottom end position of each connecting rod (7), a movable plate (10) covers the position right in front of one side of each connecting rod (7), a fixed plate (11) is connected to one side of the front of each lower sliding rail (9), and a positioning bolt (12) is alternately connected to the middle position of each fixed plate (11), the back both sides position of combination back cushion (3) has all been seted up second cell body (14) through integrative injection moulding processing, and the inside below fixed position of second cell body (14) installs sleeve pipe (15), the inside interlude of sleeve pipe (15) is connected with screw rod (16), and the below outside position of screw rod (16) has cup jointed the screw thread lantern ring (17), third cell body (19) have been seted up through integrative injection moulding processing in the back of back (2), and the inside bottom both sides position of third cell body (19) all is fixed with supporting seat (18).

2. A sofa for facilitating adjustment of head support height according to claim 1, wherein: the vertical central axis of the combined back cushion (3) and the vertical central axis of the backrest (2) are arranged in a collinear manner, and the combined back cushion (3) is connected with the cushion layer (4) through snap fasteners.

3. A sofa for facilitating adjustment of head support height according to claim 1, wherein: the side guardrail (5) is arranged symmetrically along the vertical central axis of the supporting bottom frame (1), and the supporting bottom frame (1) and the side guardrail (5) are connected to form a U-shaped structure.

4. A sofa for facilitating adjustment of head support height according to claim 1, wherein: connecting rod (7) are through last slide rail (8), lower slide rail (9), first cell body (6) and side guardrail (5) sliding connection, go up slide rail (8), down the one end of slide rail (9) respectively with fixed connection between the medial surface of first cell body (6), it is articulated fixed between connecting rod (7) and fly leaf (10), the appearance of fly leaf (10) is rectangle column structure, and screwed connection between fly leaf (10) and positioning bolt (12).

5. A sofa for facilitating adjustment of head support height according to claim 1, wherein: the connecting structure of the sleeve (15) and the screw (16) forms a nested structure, the bottom end of the screw (16) is fixedly connected with the top end of the supporting seat (18), the screw (16) is spirally connected with the threaded sleeve ring (17), the top end face of the threaded sleeve ring (17) and the bottom end face of the combined back cushion (3) are mutually attached, and the combined back cushion (3) is distributed in a U-shaped structure.