CN221356356U

CN221356356U - Adjustable back pillow type sofa

Info

Publication number: CN221356356U
Application number: CN202323330095.7U
Authority: CN
Inventors: 郭建平
Original assignee: Guangdong Wanhengtong Home Products Co ltd
Current assignee: Guangdong Wanhengtong Home Products Co ltd
Priority date: 2023-12-07
Filing date: 2023-12-07
Publication date: 2024-07-19
Anticipated expiration: 2033-12-07

Abstract

The utility model belongs to the technical field of furniture, and particularly relates to an adjustable headrest type sofa, which comprises a couch, a headrest and an adjusting mechanism for adjusting the position of the headrest in the couch; the couch comprises a seat and a backrest part connected with the seat, and the headrest is arranged at the top of the backrest part; the adjusting mechanism comprises a multistage adjusting block, a moving block, an abutting piece and an elastic piece, wherein the multistage adjusting block is arranged on the back rest part, and a plurality of semicircular grooves which are equidistantly arranged are formed in the multistage adjusting block; the headrest is connected with the movable block, the movable block is provided with a mounting groove, the elastic piece is arranged in the mounting groove, one end of the abutting piece is connected with the elastic piece, and the other end of the abutting piece is provided with an outer curved surface matched with the semicircular groove; the headrest is connected with the movable block, and the elastic piece is compressed to generate elastic force to press the abutting piece in the corresponding semicircular groove, so that the headrest is driven to move, and the abutting piece moves into the corresponding semicircular groove. The semicircular grooves on the multistage regulating block are multiple, so that the position of the headrest can be regulated for multiple times according to requirements to meet the requirements of users.

Description

Adjustable back pillow type sofa

Technical Field

The utility model belongs to the technical field of furniture, and particularly relates to an adjustable headrest type sofa.

Background

Couch is a furniture combining sofa and chair, generally referred to as single sofa, and the varieties include leather, cloth, metal, rattan, solid wood and the like. The chair can be used as a rest seat and a part of home decoration. Couch chairs often have a comfortable seat and backrest to allow the user to relax. The device has various types and styles, and can be selected according to different requirements and space sizes. In everyday use care is taken to maintain and care to preserve its aesthetics and useful life.

Most of the existing couch or backrest chairs are not provided with the headrest, so that when people use the couch, the comfort level of the neck is low, and therefore, part of the couch can be provided with the headrest, but the headrest of the existing couch is fixed at an unadjustable position, so that the headrest cannot meet the personalized requirements of users, and inconvenience is brought to the users.

Disclosure of utility model

The utility model aims to provide an adjustable back cushion type sofa, which aims to solve the technical problem that a headrest of a sofa chair in the prior art is fixed at an unadjustable position, so that the headrest cannot meet the personalized requirements of a user.

In order to achieve the above purpose, the embodiment of the utility model provides an adjustable headrest sofa, which comprises a couch, a headrest arranged on the couch and an adjusting mechanism for adjusting the position of the headrest on the couch; the sofa comprises a seat and a backrest part connected with the seat, and the headrest is arranged at the top of the backrest part; the adjusting mechanism comprises a multistage adjusting block, a moving block, an abutting piece and an elastic piece, wherein the multistage adjusting block is arranged on the backrest part, and a plurality of semicircular grooves which are equidistantly arranged are formed in the multistage adjusting block; the headrest is connected with the movable block, the movable block is provided with a mounting groove, the elastic piece is arranged in the mounting groove, one end of the abutting piece extends into the mounting groove and is connected with the elastic piece, and the other end of the abutting piece is provided with an outer curved surface matched with the semicircular groove; one end of the headrest is inserted into the backrest part, the headrest is connected with the moving block, the elastic piece is compressed to generate elastic force to compress the abutting piece into the corresponding semicircular groove, the headrest is driven to move, and the abutting piece moves into the corresponding semicircular groove.

Optionally, the end of the abutting piece provided with the outer curved surface is arranged in a hemispherical shape.

Optionally, the elastic component is a spring, one end of the spring is connected with the bottom wall of the mounting groove, and the other end of the spring is connected with the abutting component.

Optionally, a guide plate is arranged at the bottom of the headrest, and one end of the guide plate is inserted into a gap between the seat and the backrest part for fixation.

Optionally, a magic tape for fixing the guide plate is arranged on the backrest part, and the magic tape is positioned in the middle of the backrest part.

Optionally, a connecting rod is connected to the bottom of the headrest, a chute for the connecting rod to pass through is provided on the backrest, and the connecting rod is movable in the chute.

Optionally, the multi-stage adjusting block and the moving block are both arranged in the chute, and the multi-stage adjusting block is fixed on the inner side wall of the chute; the connecting rod is connected with the movable block.

Optionally, the connecting rod is fixedly connected with the moving block in a clamping manner.

Optionally, the multistage regulating block is arranged at the top of the backrest part and is positioned beside the chute, and the moving block is arranged at the bottom of the headrest and is opposite to the multistage regulating block.

Optionally, the chute is in a circular arc shape, and the multistage regulating block is in an arc-shaped block with the same radian as the chute.

The above technical solutions in the adjustable headrest sofa provided by the embodiments of the present utility model have at least one of the following technical effects: when the headrest is used, a user sits on the seat, the back can lean against the backrest, when the angle of the headrest needs to be adjusted, force is applied to the headrest, the headrest is stressed to drive the moving block to move, the moving block drives the abutting piece to move, and as one end of the abutting piece, which is contacted with the semicircular groove, is curved, the end part of the abutting piece can deviate from the semicircular groove, then the elastic piece is extruded until the abutting piece moves into the other semicircular groove, and the elastic force of the elastic piece can press the abutting piece into the corresponding semicircular groove, so that the position adjustment of the headrest is realized. And because the semicircular grooves on the multistage regulating block are multiple, the position of the headrest can be regulated for multiple times according to the requirement so as to meet the requirement of a user.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an adjustable headrest sofa according to an embodiment of the present utility model.

Fig. 2 is an exploded view of an adjusting mechanism of an adjustable headrest sofa according to an embodiment of the present utility model disposed in a backrest portion.

Fig. 3 is an exploded view of an adjusting mechanism of an adjustable headrest sofa according to an embodiment of the present utility model, which is disposed outside a backrest portion.

Fig. 4 is a schematic structural view of the adjusting mechanism of fig. 2.

Fig. 5 is a cross-sectional view of the adjustment mechanism of fig. 4.

Fig. 6 is a schematic structural view of the multi-stage adjustment block of fig. 4.

Wherein, each reference sign in the figure:

10-couch 11-seat 12-backrest

20-Headrest 21-guide plate 22-magic tape

23-Connecting rod 30-regulating mechanism 31-multistage regulating block

32-Moving block 33-abutting piece 34-elastic piece

121-Chute 311-semicircular slot 321-mounting slot

331-An outer curved surface.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to fig. 1 to 6 are exemplary and intended to illustrate embodiments of the present utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, as shown in fig. 1 to 6, an adjustable headrest sofa is provided, comprising a couch 10, a headrest 20 provided on the couch 10, and an adjusting mechanism 30 for adjusting the position of the headrest 20 in the couch 10; the couch 10 includes a seat 11 and a backrest 12 connected to the seat 11, and a headrest 20 is provided on top of the backrest 12; the adjusting mechanism 30 comprises a multi-stage adjusting block 31, a moving block 32, an abutting piece 33 and an elastic piece 34, wherein the multi-stage adjusting block 31 is arranged on the backrest 12, a plurality of semicircular grooves 311 which are equidistantly arranged are formed in the multi-stage adjusting block 31, the semicircular grooves 311 are arranged along the length direction of the multi-stage adjusting block 31, and an inner curved surface is arranged in each semicircular groove 311; the headrest 20 is connected with the movable block 32, the movable block 32 is provided with a mounting groove 321, an elastic piece 34 is arranged in the mounting groove 321, one end of the abutting piece 33 extends into the mounting groove 321 to be connected with the elastic piece 34, and the other end is provided with an outer curved surface 311 which is matched with the inner curved surface of the semicircular groove 311; one end of the headrest 20 is inserted into the backrest 12, the headrest 20 is connected with the moving block 32, the elastic member 34 is compressed to generate elastic force to press the abutting member 33 into the corresponding semicircular groove 311, the headrest 20 is driven to move, and the abutting member 33 moves into the corresponding semicircular groove 311.

Specifically, when the user sits on the seat 11, the back can lean against the backrest 12, and when the angle of the headrest 20 needs to be adjusted, a force is applied to the headrest 20, the headrest 20 is forced to drive the moving block 32 to move, the moving block 32 drives the abutting piece 33 to move, and as one end of the abutting piece 33, which is contacted with the semicircular groove 311, is curved, the end of the abutting piece 33 can deviate from the semicircular groove 311, then the elastic piece 34 is extruded until the abutting piece 33 moves into the other semicircular groove 311, and the elastic force of the elastic piece 34 can press the abutting piece 33 into the corresponding semicircular groove 311, so that the position adjustment of the headrest 20 is realized. And since the semicircular grooves 311 on the multistage regulating block 31 are plural, the position of the headrest 20 can be regulated many times according to the need to satisfy the need of the user.

In this embodiment, as shown in fig. 5, the end of the abutment member 33 with the outer curved surface 311 is arranged in a hemispherical shape. Specifically, the outer curved surface 311 of the hemispherical abutment 33 is a smooth semicircle, so that the abutment 33 can be easily separated from the semicircular groove 311 or enter the semicircular groove 311.

In this embodiment, as shown in fig. 5, the elastic member 34 is a spring, one end of which is connected to the bottom wall of the mounting groove 321, and the other end of which is connected to the abutment member 33. Specifically, the abutting piece 33 is pressed into the semicircular groove 311 by the elastic force generated by the spring.

In the present embodiment, as shown in fig. 1, a guide plate 21 is provided at the bottom of the headrest 20, and one end of the guide plate 21 is inserted into a gap between the seat 11 and the backrest 12 to be fixed. Specifically, dragging the guide plate 21 can adjust the position of the headrest 20, and the guide plate 21 can also function to support the headrest 20.

In the present embodiment, as shown in fig. 1 to 2, a velcro 22 for fixing the guide plate 21 is provided on the back rest 12, and the velcro 22 is located at the middle position of the back rest 12. Specifically, the guide plate 21 is fixed by the velcro tape 22.

In the present embodiment, as shown in fig. 1 to 3, a connection rod 23 is connected to the bottom of the headrest 20, a chute 121 through which the connection rod 23 passes is provided on the backrest 12, and the connection rod 23 is movable within the chute 121. Specifically, the connecting rod 23 can move along the length square of the chute 121, wherein the chute 121 can be in a horizontal strip shape, and can also be in a circular arc shape, the multistage regulating block 31 is in an arc-shaped block with the same radian as the chute 121, so that the angle and the position of the headrest 20 can be adjusted, and the user can conveniently adjust according to the requirement.

The adjustable back cushion type sofa has two modes, as shown in fig. 2, one is that an adjusting mechanism 30 is arranged in a back rest part 12, a multi-stage adjusting block 31 and a moving block 32 are both arranged in a chute 121, and the multi-stage adjusting block 31 is fixed on the inner side wall of the chute 121; the connection rod 23 is connected to the moving block 32. Specifically, the multistage regulating block 31 and the moving block 32 are both provided in the back rest portion 12, and the connecting rod 23 of the headrest 20 goes deep into the slide groove 121 to connect the moving block 32, thereby realizing the function of regulating the position of the headrest 20.

In this embodiment, as shown in fig. 2, the connecting rod 23 and the moving block 32 are fixedly connected by a snap-fit manner. Specifically, the connecting rod 23 and the moving block 32 are detachably connected by means of a snap-fit.

In this embodiment, as shown in fig. 3, another structure is that the adjusting mechanism 30 is disposed outside the backrest 12, the multi-stage adjusting block 31 is disposed on the top of the backrest 12 and beside the chute 121, and the moving block 32 is disposed on the bottom of the headrest 20 and is disposed opposite to the multi-stage adjusting block 31. Specifically, in this structure, a multistage regulating block 31 is provided at the backrest 12, and a moving block 32 is provided at the bottom of the headrest 20. After the headrest 20 is inserted into the slide groove 121, the connection rod 23 is connected to a connection member provided in the back rest 12, wherein the connection member is slidable in the slide groove 121, and the connection member is connected to the connection rod 23, so that the abutting member 33 compresses the elastic member 34 to generate elastic force.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An adjustable headrest formula sofa, its characterized in that: comprises a couch, a headrest arranged on the couch and an adjusting mechanism for adjusting the position of the headrest on the couch; the sofa comprises a seat and a backrest part connected with the seat, and the headrest is arranged at the top of the backrest part; the adjusting mechanism comprises a multistage adjusting block, a moving block, an abutting piece and an elastic piece, wherein the multistage adjusting block is arranged on the backrest part, and a plurality of semicircular grooves which are equidistantly arranged are formed in the multistage adjusting block; the headrest is connected with the movable block, the movable block is provided with a mounting groove, the elastic piece is arranged in the mounting groove, one end of the abutting piece extends into the mounting groove and is connected with the elastic piece, and the other end of the abutting piece is provided with an outer curved surface matched with the semicircular groove; one end of the headrest is inserted into the backrest part, the headrest is connected with the moving block, the elastic piece is compressed to generate elastic force to compress the abutting piece into the corresponding semicircular groove, the headrest is driven to move, and the abutting piece moves into the corresponding semicircular groove.

2. The adjustable headrest sofa of claim 1, wherein: the end of the abutting piece, provided with the outer curved surface, is arranged in a hemispherical shape.

3. The adjustable headrest sofa of claim 1, wherein: the elastic piece is a spring, one end of the spring is connected with the bottom wall of the mounting groove, and the other end of the spring is connected with the abutting piece.

4. The adjustable headrest sofa of claim 1, wherein: the bottom of the headrest is provided with a guide plate, and one end of the guide plate is inserted into a gap between the seat and the backrest for fixation.

5. The adjustable headrest sofa of claim 4, wherein: the back rest part is provided with a magic tape for fixing the guide plate, and the magic tape is positioned at the middle position of the back rest part.

6. The adjustable headrest sofa of claim 1, wherein: the bottom of the headrest is connected with a connecting rod, the backrest part is provided with a chute for the connecting rod to pass through, and the connecting rod is movable in the chute.

7. The adjustable headrest sofa of claim 6, wherein: the multistage regulating block and the moving block are both arranged in the chute, and the multistage regulating block is fixed on the inner side wall of the chute; the connecting rod is connected with the movable block.

8. The adjustable headrest sofa of claim 7, wherein: the connecting rod is fixedly connected with the moving block in a clamping manner.

9. The adjustable headrest sofa of claim 6, wherein: the multistage regulating block is arranged at the top of the backrest part and is positioned beside the sliding groove, and the moving block is arranged at the bottom of the headrest and is opposite to the multistage regulating block.

10. The adjustable headrest sofa of claim 6, wherein: the chute is in an arc-shaped arrangement, and the multistage regulating block is in an arc-shaped block arrangement with the radian of the chute being the same.