CN212117651U

CN212117651U - Adjustable electric sofa

Info

Publication number: CN212117651U
Application number: CN201922119057.4U
Authority: CN
Inventors: 孔万平
Original assignee: Jiaxing Lang Jue Metal Furniture Co ltd
Current assignee: Jiaxing Lang Jue Metal Furniture Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-12-11
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses an adjustable electronic sofa, include the sofa body and set firmly in the lower frame subassembly of its below, the sofa body is including rotating back portion and the fixed part of connecting, fixedly connected with motor bracket subassembly on the lower frame subassembly. The utility model discloses simple structure, reasonable in design only needs a motor to utilize link structure can realize having the controllability function to the back portion of the bed body, and transmission efficiency is high, has saved the cost greatly, and the wide application is in single bed, imperial concubine chair and corner position design.

Description

Adjustable electric sofa

Technical Field

The utility model relates to a sofa machine tool technical field, concretely relates to adjustable electronic sofa.

Background

The national intellectual property office 2016.11.23 discloses a utility model patent with the publication number "CN 205696764U" with the patent name "a sofa with adjustable backrest angle and convenient for lying", which describes: including sofa backrest, pillow elevating platform, hydraulic cylinder, hydraulic telescoping rod, motor, sofa handrail, sofa base, remote controller, power, tire, calculation control center, hydraulic telescoping rod connecting device and hydraulic telescoping rod base, sofa base internally mounted has the power, the welding of sofa base top has the sofa handrail, the welding of the inside the place ahead of sofa handrail has calculation control center, the motor is being welded at the inside rear of sofa handrail, the sofa backrest is being connected through welding to the motor main shaft. A plurality of hydraulic telescoping rod of this patent and hydraulic cylinder realize the back liftable regulatory function of sofa, and the cost is higher.

The problems of complex electric driving structure, high cost and low transmission efficiency of the conventional electric sofa still exist

Based on the above situation, the utility model provides an adjustable electronic sofa can effectively solve above problem.

SUMMERY OF THE UTILITY MODEL

To prior art's situation, for overcoming above defect, the utility model discloses simple structure, reasonable in design only needs a motor to utilize link structure can realize having the controllability function to the back portion of the bed body, and transmission efficiency is high, has saved the cost greatly, and the wide application is in single bed, high-ranked imperial concubine chair and corner position design.

The utility model discloses a following technical scheme realizes:

an adjustable electric sofa comprises a sofa body and a lower frame assembly fixedly arranged below the sofa body, wherein the sofa body comprises a backrest part and a fixed part which are connected in a rotating way, and a motor support assembly is fixedly connected to the lower frame assembly;

the motor bracket assembly comprises a rotating shaft which is rotatably connected with the lower frame assembly, a bracket fixing piece and a bracket side plate which are fixedly connected with the rotating shaft, and a bracket pulley which is arranged at one end of the bracket side plate and is matched and slidably connected with the back of the backrest part;

the lower frame assembly is located one end of the lower portion of the fixing portion is rotatably connected with a motor, and a shaft of the motor is rotatably connected with the support fixing piece and used for driving the rotating shaft to rotate.

Preferably, the back of the backrest part is provided with a sliding groove matched with the support pulley.

The arrangement of the sliding groove can limit the deviation of the support pulley relative to the sofa backrest, so that the support pulley can better slide in the sliding groove.

Preferably, the number of the bracket side plates is 2, and the bracket side plates are symmetrically arranged at two ends of the rotating shaft.

The support side plates are symmetrically arranged, so that the sofa backrest can be kept stable in the lifting process.

Preferably, the included angle between the support fixing sheet and the support side plate is an obtuse angle.

The bracket fixing sheet and the bracket side plate form a certain angle, and when the angle is an obtuse angle, the transmission efficiency of force can be improved, labor is saved, and the adjustment of the sofa backrest is convenient.

Preferably, the lower frame assembly is fixedly connected with the back of the fixing part through threads.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the utility model discloses simple structure, reasonable in design only needs a motor to utilize link structure can realize having the controllability function to the back portion of the bed body, and transmission efficiency is high, has saved the cost greatly, and the wide application in single bed, imperial concubine chair and corner position design.

Drawings

Fig. 1 is a schematic view of the bottom structure of the utility model in a flat state;

FIG. 2 is a schematic side view of the utility model in a flat state;

fig. 3 is a schematic structural diagram of the present invention in a driving state.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

An adjustable electric sofa according to the present invention will be described in detail with reference to fig. 1 to 3.

Example 1:

referring to fig. 1 to 3, an adjustable electric sofa comprises a sofa body 1 and a lower frame assembly 2 fixedly arranged below the sofa body 1, wherein the sofa body 1 comprises a backrest part 11 and a fixing part 12 which are connected in a rotating manner, and a motor bracket assembly 3 is fixedly connected to the lower frame assembly 2.

The motor bracket assembly 3 comprises a rotating shaft 31 connected with the lower frame assembly 2 in a rotating mode, a bracket fixing sheet 32 and a bracket side plate 33 fixedly connected with the rotating shaft 31, and a bracket pulley 34 arranged at one end of the bracket side plate 33 and connected with the back of the backrest part 11 in a matching and sliding mode.

The lower frame assembly 2 is located one end of the fixed portion 12 below is rotatably connected with a motor 4, and a shaft 41 of the motor 4 is rotatably connected with the support fixing sheet 32 to drive the rotating shaft 31 to rotate.

Further, in another embodiment, the back of the backrest portion 11 is provided with a slide groove 101 matching with the support pulley 34.

Further, in another embodiment, the number of the bracket side plates 33 is 2, and the bracket side plates are symmetrically arranged at two ends of the rotating shaft 31.

Further, in another embodiment, the angle between the bracket fixing piece 32 and the bracket side plate 33 is an obtuse angle.

Further, in another embodiment, the lower frame assembly 2 is fixedly connected with the back of the fixing portion 12 through a screw thread.

The electric sofa of the utility model also comprises sofa support legs (not shown in the figure).

The utility model discloses a theory of operation of an embodiment as follows:

after the sofa of the utility model is powered on, the rear shaft 41 of the starting motor 4 extends forwards to push the support fixing sheet 32 to move forwards and drive the rotating shaft 31 to rotate clockwise, and at the moment, the support side plate 33 fixedly connected with the rotating shaft 31 rotates around the rotating shaft 31 to rotate and lift the backrest part 11 contacted with the support pulley 34; thereby realizing the adjustability function of the single motor to the backrest part 11.

Spare part between rotation connected mode can be for articulated (like the hinge mechanism disclosed in the patent of patent number "CN 206491565U"), for prior art, adopt the conventional selection in this field can, should not regard as the utility model discloses an innovation point place, the utility model discloses a do not do further specifically expand detailed description.

The utility model discloses simple structure, reasonable in design only needs a motor to utilize link structure can realize having the controllability function to the back portion of the bed body, and transmission efficiency is high, has saved the cost greatly, and the wide application is in single bed, imperial concubine chair and corner position design.

According to the description and drawings of the utility model, the technical personnel in the field can easily make or use the utility model relates to an adjustable electric sofa structure to can produce the positive effect that the utility model recorded.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims

1. The utility model provides an adjustable electric sofa, includes sofa body (1) and sets firmly lower frame subassembly (2) in its below, sofa body (1) is including back portion (11) and fixed part (12) that rotate the connection, fixedly connected with motor bracket subassembly (3), its characterized in that on lower frame subassembly (2):

the motor bracket assembly (3) comprises a rotating shaft (31) rotatably connected with the lower frame assembly (2), a bracket fixing piece (32) and a bracket side plate (33) fixedly connected with the rotating shaft (31), and a bracket pulley (34) which is arranged at one end of the bracket side plate (33) and is matched with and slidably connected with the back of the backrest part (11);

lower frame subassembly (2) are located one end rotation below fixed part (12) is connected with motor (4), axle (41) of motor (4) with support stationary blade (32) rotate to be connected for drive pivot (31) are rotatory.

2. The adjustable electric sofa of claim 1, wherein: the back of the backrest part (11) is provided with a sliding groove (101) matched with the support pulley (34).

3. The adjustable electric sofa of claim 1, wherein: the number of the support side plates (33) is 2, and the support side plates are symmetrically arranged at two ends of the rotating shaft (31).

4. The adjustable electric sofa of claim 1, wherein: the included angle between the support fixing sheet (32) and the support side plate (33) is an obtuse angle.

5. The adjustable electric sofa of claim 1, wherein: the lower frame assembly (2) is fixedly connected with the back of the fixing part (12) through threads.