CN210446322U

CN210446322U - Sofa with adjustable backrest angle

Info

Publication number: CN210446322U
Application number: CN201921449072.9U
Authority: CN
Inventors: 陈哲
Original assignee: Hangzhou Huadan Textile Co Ltd
Current assignee: Hangzhou Huadan Textile Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-05-05
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a sofa of adjustable back angle, including sofa base, sofa base's top fixedly connected with sofa handrail, sofa base's the vertical riser that is connected with in inside, the rear side fixedly connected with motor of sofa base inner wall, the output of motor run through to the positive fixedly connected with driving plate of riser, and the positive bottom of driving plate has first fly leaf through first pivot swing joint. The utility model discloses a set up sofa base, sofa handrail, the riser, including a motor, an end cap, a controller, and a cover plate, the driving plate, first fly leaf, the transmission piece, second fly leaf and back cooperation are used, the angle of having solved current traditional sofa back is adjustable, more and more not liked by the consumer, and sofa with adjustable back, generally simple articulates the back on the cushion, through locating hole or bolt angle of adjustment, the force of applying of back like this all is used in the hinge between back and cushion, causes life weak point, the problem of easy damage.

Description

Sofa with adjustable backrest angle

Technical Field

The utility model relates to a sofa technical field specifically is a sofa of adjustable back angle.

Background

The "sofa" is a foreign word, which is transliterated according to the English word sofa. Is a multi-seat chair with soft cushions. The back-rest chair with spring or thick foamed plastic has armrests on two sides and is one kind of soft furniture.

The sofa needs to use an adjusting mechanism when the backrest is adjusted, but the angle of the traditional sofa backrest can not be adjusted, and is not more and more popular with consumers, and the sofa with the adjustable backrest generally simply hinges the backrest on a cushion, and the angle is adjusted through a positioning hole or a bolt, so that the force applied by the backrest is applied to a hinge between the backrest and the cushion, thereby causing short service life and easy damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sofa of adjustable back angle possesses the advantage of convenient, brief adjustment back, and the angle of having solved current traditional sofa back can not be adjusted, is more and more not liked by the consumer, and sofa with adjustable back, generally is simple articulates the back on the cushion, through locating hole or bolt angle of adjustment, the force of applying of back like this all is used in the hinge between back and cushion, causes life weak point, the problem of easy damage.

In order to achieve the above object, the utility model provides a following technical scheme: a sofa with an adjustable backrest angle comprises a sofa base, wherein the top of the sofa base is fixedly connected with sofa armrests, the interior of the sofa base is vertically connected with a vertical plate, the rear side of the inner wall of the sofa base is fixedly connected with a motor, the output end of the motor penetrates through the front of the vertical plate and is fixedly connected with a transmission plate, the front bottom of the transmission plate is movably connected with a first movable plate through a first rotating shaft, the left back of the first movable plate is movably connected with a transmission block through a second rotating shaft, the back of the transmission block is fixedly connected with the vertical plate through a first bearing, the top of the back of the transmission block is movably connected with a second movable plate through a third rotating shaft, the right side of the back of the second movable plate is movably connected with a backrest through a fourth rotating shaft, the front of the backrest is fixedly connected with the inner wall of the sofa base through a second bearing, the back of the, the top of the backrest penetrates through the top of the sofa base and is positioned on the left side of the sofa armrest.

Preferably, the bottom fixedly connected with fixed plate of motor, the front and the riser fixed connection of fixed plate, the back and the sofa base fixed connection of fixed plate.

Preferably, the top of the sofa base is provided with a placing groove, the length of the placing groove is greater than that of the backrest, and the placing groove is matched with the backrest for use.

Preferably, the top of the sofa base and the bottom of the placing groove are provided with an opening, the width of the opening is larger than that of the backrest, and the opening is matched with the backrest for use.

Preferably, the right side fixedly connected with backup pad of sofa base inner wall, the top fixedly connected with two springs of backup pad, the top fixedly connected with kicking block of spring, the inside to the standing groove is run through at the top of kicking block.

Preferably, the right side of the sofa base is provided with a foot-supporting plate, and the foot-supporting plate is matched with the sofa base for use.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up sofa base, the sofa handrail, the riser, including a motor, an end cap, a controller, and a cover plate, the driving plate, first fly leaf, the transmission piece, second fly leaf and back cooperation are used, the angle of having solved current traditional sofa back can not be adjusted, increasingly not liked by the consumer, and sofa with adjustable back, generally be simple articulate the back on the cushion, through locating hole or bolt angle of adjustment, the force of applying of back like this all is used in the hinge between back and the cushion, cause life weak point, the problem of easy damage, this sofa of adjustable back angle, it is convenient to possess, brief adjustment back's advantage, the user uses has been made things convenient for, cutting device's practicality has been improved.

2. The utility model discloses a setting of fixed plate, can make the motor obtain better fixed, prevent that the motor single-point from supporting and take place great rocking at the during operation, setting through the standing groove, can be with the inside of the back income standing groove of falling, through the open-ended setting, can make the inside activity at sofa base and standing groove that the back is stable, and possess limiting displacement, produce the skew when preventing it from removing, through the backup pad, the setting of spring and kicking block, can play the cushioning effect to the back of falling, prevent that its speed from striking sofa base too fast, through the setting of taking the pedal, can obtain better comfort when the user uses the sofa, the effect of placing user foot.

Drawings

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

FIG. 2 is a sectional view of the sofa base of the utility model;

FIG. 3 is a right side view of the structural motor of the present invention;

fig. 4 is a partial enlarged view of a in the structure diagram 2 of the present invention.

In the figure: the sofa comprises a sofa base 1, a sofa armrest 2, a vertical plate 3, a motor 4, a transmission plate 5, a first movable plate 6, a transmission block 7, a second movable plate 8, a backrest 9, a fixed plate 10, a placement groove 11, an opening 12, a support plate 13, a spring 14, a top block 15 and a pedal 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a sofa with adjustable backrest angle comprises a sofa base 1, a sofa armrest 2 is fixedly connected to the top of the sofa base 1, a vertical plate 3 is vertically connected to the interior of the sofa base 1, a motor 4 is fixedly connected to the rear side of the inner wall of the sofa base 1, a fixed plate 10 is fixedly connected to the bottom of the motor 4, the front of the fixed plate 10 is fixedly connected to the vertical plate 3, the back of the fixed plate 10 is fixedly connected to the sofa base 1, the motor 4 can be better fixed by the arrangement of the fixed plate 10, the motor 4 is prevented from shaking greatly during operation due to single-point support, the output end of the motor 4 penetrates through the front of the vertical plate 3 and is fixedly connected to a transmission plate 5, the bottom of the front of the transmission plate 5 is movably connected to a first movable plate 6 through a first rotating shaft, the back of the left side of, the back of the transmission block 7 is fixedly connected with the vertical plate 3 through a first bearing, the top of the back of the transmission block 7 is movably connected with a second movable plate 8 through a third rotating shaft, the right side of the back of the second movable plate 8 is movably connected with a backrest 9 through a fourth rotating shaft, the front of the backrest 9 is fixedly connected with the inner wall of the sofa base 1 through a second bearing, the back of the backrest 9 is fixedly connected with the vertical plate 3 through a second bearing, the top of the backrest 9 penetrates through the top of the sofa base 1 and is positioned on the left side of the sofa armrest 2, the top of the sofa base 1 is provided with a placement groove 11, the length of the placement groove 11 is greater than that of the backrest 9, the placement groove 11 is matched with the backrest 9 for use, the laid backrest 1 can be taken into the interior of the placement groove 11 through the placement groove 11, the top of the sofa base 1 and the bottom of the placement groove 11 are provided with an opening 12, and the, the opening 12 is matched with the backrest 9, the backrest 9 can stably move in the sofa base 1 and the placing groove 11 through the arrangement of the opening 12, and has the function of limiting and preventing the sofa from deviating when moving, a supporting plate 13 is fixedly connected with the right side of the inner wall of the sofa base 1, two springs 14 are fixedly connected with the top of the supporting plate 13, a top block 15 is fixedly connected with the top of the springs 14, the top of the top block 15 penetrates into the placing groove 11, through the arrangement of the supporting plate 13, the spring 14 and the top block 15, the backrest 9 which is laid down can be buffered, the sofa base 1 is prevented from being impacted by too high speed, the right side of the sofa base 1 is provided with the foot-supporting stand 16, the foot-supporting stand 16 is matched with the sofa base 1 for use, by arranging the foot support 16, the user can feel comfortable when using the sofa, and feet of the user can be placed.

During the use, motor 4 is started, motor 4 drives driving plate 5 left rotation, driving plate 5 drives first fly leaf 6 and moves left, first fly leaf 6 drives transmission piece 7 and reaches the pivoted purpose through first bearing, the upside of transmission piece 7 rotates right and drives second fly leaf 8 and moves right, second fly leaf 8 drives back 9 through the fourth pivot and reaches to the left rotation through the second bearing, back 9 is fallen, reverse operation, back 9 rises to reach the purpose of adjusting the back angle.

In summary, the following steps: this sofa of adjustable back angle, through sofa base 1, sofa handrail 2, riser 3, motor 4, driving plate 5, first fly leaf 6, driving block 7, second fly leaf 8 and back 9 cooperation are used, the angle of having solved current traditional sofa back can not be adjusted, increasingly not liked by the consumer, and sofa with adjustable back, generally simple articulates the back on the cushion, through locating hole or bolt angle of adjustment, the force of applying of back like this all is used in the hinge between back and cushion, cause life weak point, the problem of easy damage.

It is noted that, herein, 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.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sofa of adjustable back angle, includes sofa base (1), its characterized in that: the sofa comprises a sofa base (1), a sofa armrest (2) is fixedly connected to the top of the sofa base (1), a vertical plate (3) is vertically connected to the inside of the sofa base (1), a motor (4) is fixedly connected to the rear side of the inner wall of the sofa base (1), the output end of the motor (4) penetrates through a transmission plate (5) fixedly connected to the front side of the vertical plate (3), a first movable plate (6) is movably connected to the front bottom of the transmission plate (5) through a first rotating shaft, a transmission block (7) is movably connected to the left back side of the first movable plate (6) through a second rotating shaft, the back side of the transmission block (7) is fixedly connected to the vertical plate (3) through a first bearing, a second movable plate (8) is movably connected to the top of the back side of the transmission block (7) through a third rotating shaft, a backrest (9) is movably connected to the right, the front of back (9) is through the inner wall fixed connection of second bearing and sofa base (1), the back of back (9) is through second bearing and riser (3) fixed connection, the top of back (9) runs through to the top of sofa base (1) and is located the left side of sofa handrail (2).

2. The sofa of claim 1, wherein the adjustable backrest angle is: the bottom fixedly connected with fixed plate (10) of motor (4), the front and riser (3) fixed connection of fixed plate (10), the back and sofa base (1) fixed connection of fixed plate (10).

3. The sofa of claim 1, wherein the adjustable backrest angle is: a placing groove (11) is formed in the top of the sofa base (1), the length of the placing groove (11) is larger than that of the backrest (9), and the placing groove (11) is matched with the backrest (9) for use.

4. The sofa of claim 1, wherein the adjustable backrest angle is: the sofa base is characterized in that an opening (12) is formed in the top of the sofa base (1) and the bottom of the sofa base, which is located on the placing groove (11), the width of the opening (12) is larger than that of the backrest (9), and the opening (12) is matched with the backrest (9) for use.

5. The sofa of claim 1, wherein the adjustable backrest angle is: the sofa base is characterized in that a supporting plate (13) is fixedly connected to the right side of the inner wall of the sofa base (1), two springs (14) are fixedly connected to the top of the supporting plate (13), a top block (15) is fixedly connected to the top of each spring (14), and the top of each top block (15) penetrates through the inside of the corresponding placing groove (11).

6. The sofa of claim 1, wherein the adjustable backrest angle is: the right side of the sofa base (1) is provided with a foot-building step (16), and the foot-building step (16) is matched with the sofa base (1) for use.