CN212415292U

CN212415292U - Household sofa with adjustable backrest slope

Info

Publication number: CN212415292U
Application number: CN202020731924.XU
Authority: CN
Inventors: 马邦楚
Original assignee: Dengzhou Keyi Household Products Design Co ltd
Current assignee: Wuhan Lingshang Zhijia Home Furnishing Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-01-29
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a household sofa with adjustable backrest slope, which comprises a base, wherein the left and right sides of the bottom end of the base are fixedly connected with a shell, wheels are arranged in the shell, a supporting table is fixedly connected with the top end of the base, a sofa cushion is arranged at the top end of the supporting table, a rotating shaft is fixedly arranged at the right side end of the sofa cushion, a backrest is fixedly connected with a connecting plate at the back side of the backrest, a rubber body is fixedly arranged at the bottom end of the connecting plate, an electric telescopic rod and a sliding block are fixedly connected with the bottom end of the electric telescopic rod are fixedly arranged at the bottom end of the rubber body, a small hole A is fixedly arranged on the surface of the shell, a plurality of small holes B are fixedly arranged on the surface of the wheels, the utility model has simple structure and novel design, the backrest angle of the sofa can be adjusted, and the sofa wheels may be locked.

Description

Household sofa with adjustable backrest slope

Technical Field

The utility model relates to furniture especially relates to a domestic sofa of adjustable back slope.

Background

Sofa (Sofa, Couch in north america) is one type of soft furniture, and is a upholstered multi-seat chair with armrests on both sides. It originates in western countries and is then introduced into asia, becoming one of the key points in western decor or modern home design. The framework is a chair made of wood or steel lining cotton wool and other foam materials, and is comfortable as a whole, the utility model relates to a household sofa with an adjustable backrest slope.

Patent numbers: CN201243819Y discloses a novel sofa, the novel sofa of adjustable back that this design provided, the user can adjust the position of activity back according to own height and size and individual demand, and is practical convenient.

However, the patent also has the following disadvantages: 1. the wheels of the sofa can not be locked, and the sofa is easy to deflect by external force, so that the sofa is required to be improved. 2. This design can not adjust the angle of leaning on of sofa, can not vary from person to person, greatly reduced the comfort level of sofa, so need improve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a domestic sofa of adjustable back slope, simple structure, modern design can adjust the back angle of sofa at will, accomplish because of the people moreover, have improved the comfort level of sofa to the sofa wheel can be locked, can effectively solve the problem in the background art.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of adjustable home sofa who leans on slope, the on-line screen storage device comprises a base, the internally mounted of the equal fixedly connected with shell in bottom left and right sides of base and shell has the wheel, the sofa pad is installed on the top of the top fixedly connected with brace table and the brace table of base, fixedly connected with leans against on the right side end fixed mounting of sofa pad has pivot and the lateral wall of pivot, the back fixedly connected with connecting plate that leans against and the bottom fixed mounting of connecting plate have the rubber body, the bottom fixed mounting of the rubber body has electric telescopic handle and electric telescopic handle's bottom fixedly connected with slider, the fixed surface of shell installs aperture A, wheel fixed surface installs aperture B a plurality ofly.

Optionally, the bottom end of the sliding block is connected with a sliding rail in a sliding manner, and the bottom end of the sliding rail is fixedly connected with a support.

Optionally, the bottom end of the support is fixedly connected with the top end of the base.

Optionally, the fixing piece is installed at the top end of the small hole a, and the fixing piece sequentially penetrates through the small hole a downwards to be connected into the small hole B.

Optionally, the surface of the electric telescopic rod is fixedly provided with a switch, and the current output end of the switch is electrically connected with the current input end of the electric telescopic rod.

The utility model has the advantages as follows:

1. the utility model discloses all install the wheel all around of base, make things convenient for the removal of sofa very, when the sofa removes suitable position, downwards run through in proper order through the mounting in aperture A even go into aperture B, pin the wheel, it is the aperture that aperture A and aperture B are the same for the diameter to explain, the mounting is for installing the handle of cuboid shape with the cylinder and the top that aperture A diameter is the same, the cylinder position design of mounting is coarser, insert in aperture A and the aperture B back, can form very big frictional force, thereby it pins the wheel to let the mounting be difficult to fall (can extract hard), prevent that the sofa from receiving external force and removing, can effectively solve the problem that the sofa wheel can not pin in the background art.

2. When the sofa wheel is locked, an external power supply is introduced into the electric telescopic rod, the switch of the electric telescopic rod is turned on, the electric telescopic rod starts to run, the controller on the electric telescopic rod controls the contraction of the electric telescopic rod, the electric telescopic rod drives the rubber body to move up and down, the rubber body drives the connecting plate to move up and down, the connecting plate drives the backrest to move up and down, the backrest turns along the rotating shaft, the rubber body is made of rubber and can deform, the electric telescopic rod is convenient to connect with the connecting plate, meanwhile, the electric telescopic rod can drive the sliding block to move left and right due to different backrest angles, the sliding block moves left and right along the sliding rail, the balance keeping function is achieved, the backrest angle can be adjusted at will, and the electric telescopic rod can be wrapped by the outer skin when the backrest angle does not need to be adjusted, the appearance degree, the problem that the backrest angle of the sofa cannot be adjusted in the background technology can be effectively solved.

Drawings

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

Fig. 1 is a schematic view of an overall structure of a household sofa with adjustable backrest slope according to an embodiment of the present invention;

fig. 2 is a schematic view of a surface structure of a housing of a household sofa with adjustable backrest slope according to an embodiment of the present invention;

fig. 3 is a schematic view of a surface structure of a wheel in a household sofa with adjustable backrest slope according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional structure view of a sliding block and a sliding rail in a household sofa with adjustable backrest slope according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a fixing member in a household sofa with adjustable backrest slope according to an embodiment of the present invention.

In the figure: 1. a base; 2. a housing; 3. a wheel; 4. a support table; 5. a sofa cushion; 6. a rotating shaft; 7. backing up; 8. a connecting plate; 9. a rubber body; 10. an electric telescopic rod; 11. a slider; 12. a slide rail; 13. a support; 14. a switch; 15. a small hole A; 16. a small hole B; 17. and a fixing member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

The following describes in detail a household sofa with adjustable backrest slope according to an embodiment of the present invention with reference to fig. 1 to 5.

Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a household sofa with adjustable backrest slope, which comprises a base 1, the left side and the right side of the bottom end of the base 1 are both fixedly connected with a shell 2, wheels 3 are arranged in the shell 2, a supporting platform 4 is fixedly connected with the top end of the base 1, a sofa cushion 5 is arranged at the top end of the supporting platform 4, the right side end of the sofa cushion 5 is fixedly provided with a rotating shaft 6, the outer side wall of the rotating shaft 6 is fixedly connected with a backrest 7, the back of the backrest 7 is fixedly connected with a connecting plate 8, the bottom end of the connecting plate 8 is fixedly provided with a rubber body 9, an electric telescopic rod 10 is fixedly arranged at the bottom end of the rubber body 9, a sliding block 11 is fixedly connected at the bottom end of the electric telescopic rod 10, the surface of the shell 2 is fixedly provided with a small hole A15, and the surface of the wheel 3 is fixedly provided with a plurality of small holes B16.

Referring to fig. 1, the bottom end of the sliding block 11 is slidably connected with a sliding rail 12, the bottom end of the sliding rail 12 is fixedly connected with a bracket 13, and the bracket 13 supports the sliding rail 12.

Referring to fig. 3, the bottom end of the bracket 13 is fixedly connected with the top end of the base 1, and the bracket 13 is fixed on the top end of the base 1.

Referring to fig. 1, 2, 3 and 5, the fixing piece 17 is mounted at the top end of the small hole a15, the fixing piece 17 sequentially penetrates downwards through the small hole a15 and is connected into the small hole B16, and the fixing piece 17 sequentially penetrates downwards through the small hole a15 and is connected into the small hole B16, so that the wheel 3 is fixed.

Referring to fig. 1, a switch 14 is fixedly installed on the surface of the electric telescopic rod 10, a current output end of the switch 14 is electrically connected with a current input end of the electric telescopic rod 10, and the switch 14 controls the operation of the electric telescopic rod 10.

The embodiment of the utility model provides a domestic sofa of adjustable back slope, all install wheel 3 around base 1, the removal of sofa is very convenient, when the sofa removes suitable position, through mounting 17 in proper order down run through in aperture A15 even go into aperture B16, pin wheel 3, it is the aperture that aperture A15 and aperture B16 are the same diameter to explain, mounting 17 is the cylinder the same with aperture A15 diameter and the top installs the handle of cuboid shape, mounting 17's cylinder position design is more crude, after inserting aperture A15 and aperture B16, can form very big frictional force, thereby it can be extracted to let mounting 17 be difficult to fall (hard) and pin wheel 3, prevent that sofa external force from receiving the removal, when sofa wheel 3 locks, let in external power supply for electric telescopic handle 10, open electric telescopic handle 10's switch, electric telescopic handle 10 begins to operate, the shrink of controller control electric telescopic handle 10 on electric telescopic handle 10, electric telescopic handle 10 drives reciprocating of the rubber body 9, rubber body 9 drives reciprocating of connecting plate 8, the connecting plate drives reciprocating of leaning against, lean against along the pivot to turn, the rubber body comprises rubber, can deform, make things convenient for electric telescopic handle 10 and connecting plate 8 to be connected, simultaneously because the angle that leans against is different, electric telescopic handle 10 also can drive the removal about slider 11, slider 11 is controlling along with slide rail 12 and is moving, play the effect of keeping balance, just so can adjust the angle of leaning against at will, what need to explain be that this piece of electric telescopic handle 10 is when the angle need not adjusting to lean against, can wrap up with the crust, aesthetic measure is higher.

It should be noted that the utility model relates to a household sofa with adjustable backrest slope, which comprises an electric telescopic rod 10 (model: LX600 manufacturer: rational one-key, electric telescopic rod is an electric driving device for converting the rotation motion of a motor into the linear reciprocating motion of a push rod, can be used as an executing machine in various simple or complex process flows to realize remote control, centralized control or automatic control) and a switch 14 (model: KAO-5M manufacturer: bench drill), the electrical components are all products in the prior art, the debugging operation of the circuit is selected, installed and completed by technicians in the field according to the use requirements to ensure that all electrical appliances can normally work, the components are all universal standard components or components known by the technicians in the field, the structure and principle of the electrical telescopic rod can be known by technical manuals or conventional experimental methods, the applicant does not make specific limitations herein.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a domestic sofa of adjustable back slope, includes base (1), its characterized in that, the bottom left and right sides of base (1) all fixedly connected with shell (2) and the internally mounted of shell (2) have wheel (3), sofa pad (5) is installed on the top fixedly connected with brace table (4) of base (1) and the top of brace table (4), the right side end fixedly mounted of sofa pad (5) has pivot (6) and fixedly connected with back (7) on the lateral wall of pivot (6), the back fixedly connected with connecting plate (8) of back (7) and the bottom fixed mounting of connecting plate (8) have rubber body (9), the bottom fixed mounting of rubber body (9) has electric telescopic handle (10) and the bottom fixedly connected with slider (11) of electric telescopic handle (10), the fixed surface of shell (2) installs aperture A (15), the surface of the wheel (3) is fixedly provided with a plurality of small holes B (16).

2. The household sofa with adjustable backrest slope according to claim 1, characterized in that the bottom end of the sliding block (11) is connected with a sliding rail (12) in a sliding way and the bottom end of the sliding rail (12) is fixedly connected with a bracket (13).

3. Household sofa with adjustable backrest slope according to claim 2, characterized in that the bottom end of the bracket (13) is fixedly connected to the top end of the base (1).

4. The household sofa with adjustable backrest slope as claimed in claim 1, wherein the top end of the small hole A (15) is provided with a fixing piece (17) and the fixing piece (17) penetrates the small hole A (15) downwards to be connected into the small hole B (16) in sequence.

5. The household sofa with adjustable backrest slope according to claim 1, characterized in that a switch (14) is fixedly installed on the surface of the electric telescopic rod (10), and the current output end of the switch (14) is electrically connected with the current input end of the electric telescopic rod (10).