CN218009020U

CN218009020U - Open-close type sofa

Info

Publication number: CN218009020U
Application number: CN202222272887.2U
Authority: CN
Inventors: 赵堃江; 胡波; 刘涛; 孙飞; 吴昌军; 刘琴波
Original assignee: Nantong Aibeisikai Intelligent Technology Co ltd
Current assignee: Nantong Aibeisikai Intelligent Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-12-13
Anticipated expiration: 2032-08-26

Abstract

The utility model provides an open-close type sofa, which comprises a sofa main body; the mounting shell is fixedly mounted at the right part of the front side wall of the sofa main body; the trapezoidal screw is movably mounted in the inner cavity of the mounting shell through a bearing, and the top end of the trapezoidal screw extends out of the inner cavity of the mounting shell; the support rod is hinged to the upper part of the front side wall of the mounting shell, the trapezoidal screw is in transmission connection with the support rod, and the trapezoidal screw drives the support rod to rotate; the rotating disc is movably arranged in the middle of the upper surface of the support rod through a bearing; and the supporting plate is fixedly arranged at the rear part of the outer surface of the rotating disc. The utility model provides an open-close type sofa convenient to use, use experience good, be convenient for place article.

Description

Open-close type sofa

Technical Field

The utility model relates to the technical field of furniture, especially, relate to an open-close type sofa.

Background

The sofa serves as an essential rest tool for human beings, plays a critical role in the daily life of the human beings, can play a decorative role, and can provide convenience conditions for people to meet the demands of the owners.

However, the conventional sofa mainly comprises a backrest chair and two armrests, wherein the backrest chair is provided with a spring or thick foam plastic, and the like, and the two armrests are simple in structure but single in function and do not have a function of placing articles.

Therefore, there is a need to provide a new sofa with an open-close type to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, use experience good, be convenient for carry out the open-close type sofa of placing article.

In order to solve the technical problem, the utility model provides an open-close type sofa includes: a sofa main body; the mounting shell is fixedly mounted at the right part of the front side wall of the sofa main body; the trapezoidal screw is movably mounted in the inner cavity of the mounting shell through a bearing, and the top end of the trapezoidal screw extends out of the inner cavity of the mounting shell; the support rod is hinged to the upper part of the front side wall of the mounting shell, the trapezoidal screw is in transmission connection with the support rod, and the trapezoidal screw drives the support rod to rotate; the rotating disc is movably arranged in the middle of the upper surface of the supporting rod through a bearing; the supporting plate is fixedly arranged at the rear part of the outer surface of the rotating disc; the positioning rod is vertically and slidably arranged in front of the upper surface of the supporting rod; a set of constant head tank, it is a set of constant head tank circumference equidistance is seted up the bottom surface of rolling disc, just the locating lever with constant head tank swing joint.

Preferably, the sofa main part includes the drain pan, the upper surface left side fixed mounting of drain pan has the backplate, bilateral symmetry fixed mounting has the handrail around the upper surface of drain pan, the last fixed surface of drain pan installs the cushion, the back lateral wall of installation shell and the preceding lateral wall fixed connection of drain pan, and the back lateral wall of installation shell and the preceding lateral wall fixed connection of a handrail that corresponds, the bottom surface of layer board and the upper surface swing joint of a handrail that corresponds.

Preferably, the upper portion of the right side wall of the bottom shell is hinged with a leg support, the front side and the rear side of the bottom surface of the leg support are symmetrically hinged with two support rods, two groups of grooves are symmetrically formed in the front side and the rear side of the right side wall of the bottom shell, and the support rods are movably connected with the corresponding grooves.

Preferably, a drawer is movably arranged in the inner cavity of the bottom shell.

Preferably, the upper part of the positioning rod is movably sleeved with a compression spring, and two ends of the compression spring are fixedly connected with the upper part of the positioning rod and the upper surface of the supporting rod respectively.

Preferably, a sliding block is arranged in the inner cavity of the mounting shell in a sliding mode and is in threaded connection with the trapezoidal screw, a connecting rod is hinged to the front side wall of the sliding block, and the top end of the connecting rod is hinged to the front portion of the bottom face of the supporting rod.

Preferably, the left and right sides wall symmetry fixed mounting of slider has two stoppers, two spacing grooves have been seted up to the inner chamber left and right sides symmetry of installation shell, stopper and corresponding spacing groove sliding connection.

Compared with the prior art, the utility model provides a pair of open-close type sofa has following beneficial effect:

the utility model provides an open-close type sofa, can place article through setting up the layer board, when opening and shutting folding to the layer board, the manual layer board that rotates of user drives the rolling disc and rotates, manual trapezoidal screw rod that rotates drives slider vertical motion afterwards, thereby drive the connecting rod motion, and then drive branch and rotate, finally make the layer board fold to one side of sofa, the sense of using experience has been promoted, traditional sofa function singleness has been avoided, do not have the function of placing article, for example when the user sits and wants to use notebook computer official working on the sofa, need use the table chair to place notebook computer in addition, thereby the poor problem of use experience has been leaded to, can support user's shank through setting up the leg support simultaneously, the travelling comfort has been promoted, through the recess combination of bracing piece with different high positions, can adjust the angle that the leg held in the palm, conveniently accomodate article through setting up the drawer, functional storing has been increased.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a preferred embodiment of the foldable sofa of the present invention;

FIG. 2 is a schematic view of the structure of the middle supporting plate, the leg support and the drawer of the present invention;

fig. 3 is the structure diagram of the middle support plate, the rotating disc, the positioning groove, the positioning rod, the mounting shell, the supporting rod, the sliding block, the trapezoidal screw and the connecting rod of the present invention.

The reference numbers in the figures: 1. a sofa main body; 2. mounting a shell; 3. a trapezoidal screw; 4. a strut; 5. rotating the disc; 6. a support plate; 7. positioning a rod; 8. positioning a groove; 9. a leg rest; 10. a support bar; 11. a groove; 12. a compression spring; 13. a slider; 14. a connecting rod; 15. a drawer.

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.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural view of a preferred embodiment of the foldable sofa of the present invention; FIG. 2 is a schematic view of the structure of the middle support plate, the leg support and the drawer of the present invention; fig. 3 is the structure diagram of the middle support plate, the rotating disc, the positioning groove, the positioning rod, the mounting shell, the supporting rod, the sliding block, the trapezoidal screw and the connecting rod of the present invention.

An open-close type sofa comprising: a sofa main body 1; the mounting shell 2 is fixedly mounted at the right part of the front side wall of the sofa main body 1; the trapezoidal screw 3 is movably installed in the inner cavity of the installation shell 2 through a bearing, and the top end of the trapezoidal screw 3 extends out of the inner cavity of the installation shell 2; the support rod 4 is hinged to the upper part of the front side wall of the mounting shell 2, the trapezoidal screw 3 is in transmission connection with the support rod 4, and the trapezoidal screw 3 drives the support rod 4 to rotate; the rotating disc 5 is movably arranged in the middle of the upper surface of the support rod 4 through a bearing; the supporting plate 6 is fixedly arranged at the rear part of the outer surface of the rotating disc 5; the positioning rod 7 is vertically and slidably arranged in front of the upper surface of the supporting rod 4; a set of constant head tank 8, it is a set of 8 circumference equidistance of constant head tank are seted up the bottom surface of rolling disc 5, just the locating lever 7 with constant head tank 8 swing joint.

Sofa main part 1 includes the drain pan, the upper surface left side fixed mounting of drain pan has the backplate, the preceding back bilateral symmetry fixed mounting of upper surface of drain pan has the handrail, the upper surface fixed mounting of drain pan has the cushion, the back lateral wall of installation shell 2 and the preceding lateral wall fixed connection of drain pan, and the preceding lateral wall fixed connection of the back lateral wall of installation shell 2 and a handrail that corresponds, the bottom surface of layer board 6 and the upper surface swing joint of a handrail that corresponds, through the upper surface of a handrail that corresponds and the bottom surface contact of layer board 6, stability when having promoted 6 bearing article of layer board.

The articulated leg that has on the right side wall upper portion of drain pan holds in the palm 9, bilateral symmetry articulates around the bottom surface of leg support 9 has two bracing pieces 10, two sets of recesses 11 have been seted up to bilateral symmetry around the right side wall of drain pan, bracing piece 10 and the recess 11 swing joint that corresponds, through bracing piece 10 combines with recess 11, can be right leg support 9 supports to support the shank of human body, conveniently adjust the support angle of shank as required.

The drawer 15 is movably mounted in the inner cavity of the bottom shell, so that the storage function of the sofa is increased, and the practicability is improved.

The upper portion of locating lever 7 is movably overlapped and is equipped with compression spring 12, the both ends of compression spring 12 respectively with the upper portion of locating lever 7 and the upper surface fixed connection of branch 4, after the user will the rolling disc 5 rotates, drive locating lever 7 upward movement under the elastic force effect of compression spring 12 to make locating lever 7 and constant head tank 8 combine, can avoid rolling disc 5 to take place easily and rotate, avoid article to place and take place to rock on layer board 6.

The utility model discloses a support plate, including installation shell 2, slide in the inner chamber of installation shell 2 and be provided with slider 13,

slider

13 and 3 threaded connection of trapezoidal screw, the preceding lateral wall of slider 13 articulates there is connecting rod 14, the top of connecting rod 14 is anterior articulated with the bottom surface of branch 4, through trapezoidal screw 3 can drive slider 13 motion, thereby drives connecting rod 14 motion, and then drives branch 4 rotates, and branch 4 can drive the motion of layer board 6, conveniently folds opening and shutting layer board 6.

Two stoppers are symmetrically and fixedly mounted on the left side wall and the right side wall of the sliding block 13, two limiting grooves are symmetrically formed in the left side wall and the right side wall of the inner cavity of the mounting shell 2, and the stoppers are connected with the corresponding limiting grooves in a sliding mode, so that the stability of the sliding block 13 during movement is improved.

During the use, can place article through layer board 6, when opening and shutting folding to layer board 6, the manual rotation layer board 6 of user drives rolling disc 5 and rotates, thereby drive constant head tank 8 circumferential motion, drive locating lever 7 upward movement under compression spring 12's elasticity effect, thereby make locating lever 7 and constant head tank 8 combine, can avoid rolling disc 5 to take place to rotate easily, after rotating layer board 6 180, the manual trapezoidal screw 3 that rotates of user drives slider 13 vertical motion, thereby drive connecting rod 14 motion, and then drive branch 4 and rotate, finally make layer board 6 fold to one side of sofa, can support user's shank through leg support 9 simultaneously, the travelling comfort has been promoted, combine with the recess 11 of different height position through bracing piece 10, can adjust the angle of leg support 9, when folding leg support 9, the user is manual with bracing piece 10 and recess 11 separation, leg support 9 takes place to rotate under the dead weight and the lateral wall laminating of drain pan afterwards, conveniently accomodate article through drawer 15, the storing function has been increased.

Can place article through setting up layer board 6, when opening and shutting folding to layer board 6, user's manual rotation layer board 6 drives rolling disc 5 and rotates, manual rotation trapezoidal screw 3 drives slider 13 vertical motion afterwards, thereby drive the motion of connecting rod 14, and then drive branch 4 and rotate, finally make layer board 6 fold to one side of sofa, use experience is felt to have promoted, traditional sofa function singleness has been avoided, do not have the function of placing article, for example when the user sits and want to use notebook computer official working on the sofa, need to use the table chair to place notebook computer in addition, thereby the poor problem of use experience has been led to, can support user's shank through setting up leg support 9 simultaneously, the travelling comfort has been promoted, combine with the recess 11 of different high positions through bracing piece 10, can adjust the angle of leg support 9, accomodate article through setting up drawer 15 convenience, the storing function has been increased.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An open-close type sofa, comprising:

a sofa main body;

the mounting shell is fixedly mounted at the right part of the front side wall of the sofa main body;

the trapezoidal screw is movably installed in the inner cavity of the installation shell through a bearing, and the top end of the trapezoidal screw extends out of the inner cavity of the installation shell;

the support rod is hinged to the upper part of the front side wall of the mounting shell, the trapezoidal screw is in transmission connection with the support rod, and the trapezoidal screw drives the support rod to rotate;

the rotating disc is movably arranged in the middle of the upper surface of the supporting rod through a bearing;

the supporting plate is fixedly arranged at the rear part of the outer surface of the rotating disc;

the positioning rod is vertically and slidably arranged in front of the upper surface of the supporting rod;

a set of constant head tank, it is a set of constant head tank circumference equidistance is seted up the bottom surface of rolling disc, just the locating lever with constant head tank swing joint.

2. The retractable sofa of claim 1, wherein the sofa body comprises a bottom shell, a back plate is fixedly installed on the left side of the upper surface of the bottom shell, armrests are symmetrically and fixedly installed on the front and back sides of the upper surface of the bottom shell, a cushion is fixedly installed on the upper surface of the bottom shell, the rear side wall of the mounting shell is fixedly connected with the front side wall of a corresponding armrest, and the bottom surface of the supporting plate is movably connected with the upper surface of a corresponding armrest.

3. The sofa of claim 2, wherein the top of the right side wall of the bottom shell is hinged to a leg support, the bottom of the leg support is hinged to two support rods symmetrically at the front and back sides, the right side wall of the bottom shell is symmetrically provided with two sets of grooves at the front and back sides, and the support rods are movably connected to the corresponding grooves.

4. The sofa of claim 3, wherein the bottom shell has a drawer movably mounted in the interior cavity.

5. The sofa of claim 1, wherein the positioning rod is movably sleeved with a compression spring, and two ends of the compression spring are fixedly connected to the upper portion of the positioning rod and the upper surface of the supporting rod respectively.

6. The sofa of claim 1, wherein the inner cavity of the housing is slidably provided with a sliding block, the sliding block is in threaded connection with the trapezoidal screw, the front side wall of the sliding block is hinged with a connecting rod, and the top end of the connecting rod is hinged with the front part of the bottom surface of the supporting rod.

7. The sofa of claim 6, wherein two limiting blocks are symmetrically and fixedly installed on the left and right side walls of the sliding block, two limiting grooves are symmetrically formed on the left and right sides of the inner cavity of the installation shell, and the limiting blocks are slidably connected with the corresponding limiting grooves.