Sofa with adjustable armrests

Abstract

The utility model relates to the technical field of sofas, in particular to a sofa with adjustable armrests, which comprises a base plate, the rear side of the top of the base plate is fixedly connected with a backrest, the top of the base plate is provided with a plurality of cushions, two side walls of the base plate are symmetrical and fixedly connected with side plates, the top of each side plate is provided with an opening, and the top of each side plate is provided with an opening. A side plate is arranged on the base plate, a handrail is arranged above the side plate, the bottom end of the handrail is movably inserted into an inner cavity of the side plate, an adjusting assembly is arranged in the inner cavity of the side plate, and a plurality of containing boxes are fixedly connected to the bottom of the base plate. Therefore, limitation in some use scenes can be avoided, the requirements of people can be met, the structure is flexible, the sitting posture space is flexible, the sitting posture space can be adjusted according to the actual requirements, the situation that the legs cannot be stretched after long-time use is avoided, and the use experience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sofas, in particular to a sofa with adjustable armrests. Background Art

[0002] The sofa is one of the common furniture in the home. Its design and function have evolved over time. Modern sofas are usually made of high-grade materials, such as high-density sponge, memory sponge and thickened springs to provide better support and comfort. Many sofas are also equipped with removable seat cushions and back cushions for easy cleaning and replacement. The style and design of the sofa can be classified according to different decorative styles, such as traditional, modern, minimalist, industrial, etc. In addition to the traditional three-seater and two-seater sofas, there are now many other types of sofas. These sofas can be customized according to the shape and size of the room to maximize the use of space and provide more seats. In short, the sofa is one of the important furniture in the home. It can provide comfortable seating and is also an important part of room decoration. When buying a sofa, you need to consider many factors, such as style, size, material and function to ensure that you choose the sofa that suits you best.

[0003] Although the traditional sofa has many advantages, it still has some shortcomings. For example, its structure is relatively fixed, so the height of its armrests cannot be adjusted, which will cause limitations in some usage scenarios and make it difficult to meet people's needs. In addition, due to its relatively fixed structure, its sitting space is also relatively fixed, so that the legs cannot be stretched after long-term use, thus affecting its user experience. Therefore, a sofa with adjustable armrests is proposed to address the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a sofa with adjustable armrests, which has a flexible structure and an adjustable height of the armrests, thereby avoiding limitations in some usage scenarios and meeting people's needs. In addition, since the structure is flexible, the sitting space is also flexible, so the sitting space can be adjusted according to actual needs to avoid the legs being unable to stretch after long-term use, thereby improving the user experience and solving the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A sofa with adjustable armrests comprises a base plate, a backrest is fixedly connected to the top rear side of the base plate, a plurality of seat cushions are arranged on the top of the base plate, side panels are symmetrically and fixedly connected to the two side walls of the base plate, the side panels are arranged with a top opening structure, armrests are arranged above the side panels, the bottom ends of the armrests are movably inserted in the inner cavities of the side panels, the inner cavities of the side panels are provided with adjustment components, a plurality of storage boxes are fixedly connected to the bottom of the base plate, the front walls of the storage boxes are arranged with an opening structure, the inner cavities of the storage boxes are provided with extended leg rests, and the storage boxes are provided with a pull-out component.

[0007] Preferably, the adjustment component includes a dual-axis motor fixedly connected to the center of the bottom wall of the substrate inner cavity, and adjustment grooves are symmetrically provided on the front and rear sides of the dual-axis motor. Threaded rods are symmetrically provided on the output end of the dual-axis motor, and the threaded rods extend into the adjustment grooves and the two threaded rods are provided with external threads in opposite directions.

[0008] Preferably, a threaded seat is provided on the threaded rod and the threaded seat is slidably connected in the adjustment groove, the threaded seat is threadedly connected to the threaded rod and a lifting rod is connected to the threaded seat via a hinge shaft, and the end of the lifting rod away from the threaded seat is slidably connected to the bottom of the armrest.

[0009] Preferably, a box plate matching the specifications of the front opening of the storage box is fixedly connected to the front side of the extended leg rest, and a pull-out groove is provided on the front side of the box plate.

[0010] Preferably, the pulling assembly includes sliding rails opened on both side walls of the inner cavity of the storage box and sliders fixedly connected to both sides of the extended leg rest, the extended leg rest is slidably connected to the sliding rails through the sliders, sliding grooves are symmetrically opened on both sides of the bottom wall of the inner cavity of the storage box, pulleys are symmetrically fixed on both sides of the bottom of the extended leg rest and the extended leg rest is slidably connected to the sliding grooves through the pulleys.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, the provided backrest can provide comfortable support for the back of the person to ensure a comfortable sitting posture for the person, the provided seat cushion can provide comfortable support for the buttocks of the person to ensure a comfortable sitting posture for the person, the provided side panels can fix the base plate, thereby providing good structural stability for the whole, the provided adjustment components can flexibly adjust the height of the armrests according to the actual needs of different usage scenarios, so that the person can get a better use experience, the provided storage box can provide storage space for the extended leg rest, the provided extended leg rest can adjust the sitting space according to actual needs when needed, and avoid the legs from being unable to stretch during long-term use, thereby improving the use experience, and the provided pull-out component can facilitate the pulling of the extended leg rest, so that the sitting space can be easily expanded. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The main view of the utility model Figure 1 ;

[0014] Figure 2 The main view of the utility model Figure 2 ;

[0015] Figure 3 It is a structural schematic diagram of the utility model;

[0016] Figure 4 It is a lateral structural schematic diagram of the adjustment component of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the storage box of the utility model;

[0018] Figure 6 It is an enlarged structural diagram of the pulley of the utility model.

[0019] In the figure: 1. base plate; 2. backrest; 3. seat cushion; 4. side panel; 5. armrest; 6. adjustment assembly; 601. dual-axis motor; 602. adjustment slot; 603. threaded rod; 604. threaded seat; 605. lifting rod; 7. storage box; 8. extended leg rest; 801. box plate; 802. pull-out groove; 9. pull-out assembly; 901. slide rail; 902. slider; 903. slide slot; 904. pulley. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0022] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.

[0023] See also Figure 1-6 , the utility model provides a technical solution:

[0024] A sofa with adjustable armrests comprises a base plate 1, a backrest 2 is fixedly connected to the top rear side of the base plate 1, a plurality of cushions 3 are arranged on the top of the base plate 1, side panels 4 are symmetrically and fixedly connected to the two side walls of the base plate 1, the side panels 4 are arranged with a top opening structure, armrests 5 are arranged above the side panels 4, the bottom ends of the armrests 5 are movably inserted in the inner cavity of the side panels 4, the inner cavity of the side panels 4 is provided with an adjustment component 6, a plurality of storage boxes 7 are fixedly connected to the bottom of the base plate 1, the front wall of the storage box 7 is arranged with an opening structure, the inner cavity of the storage box 7 is provided with an extended leg rest 8, and a pull-out component 9 is arranged in the storage box 7.

[0025] The adjustment component 6 includes a double-axis motor 601 fixedly connected and arranged at the center of the bottom wall of the inner cavity of the substrate 1, and adjustment grooves 602 are symmetrically arranged on the front and rear sides of the double-axis motor 601. Threaded rods 603 are symmetrically arranged on the output end of the double-axis motor 601. The threaded rods 603 extend into the adjustment grooves 602 and the two threaded rods 603 are provided with external threads in opposite directions. A threaded seat 604 is penetrated through the threaded rod 603 and the threaded seat 604 is slidably connected and arranged in the adjustment groove 602. The threaded seat 604 is threadedly connected to the threaded rod 603 and a lifting rod 605 is connected to the threaded seat 604 through a hinge shaft. The end of the lifting rod 605 away from the threaded seat 604 is slidably connected to the bottom of the armrest 5. The adjustment component 6 can flexibly adjust the height of the armrest 5 according to the actual needs of different usage scenarios, so that people can get a better use experience; Extend the legs The front side of the support 8 is fixedly connected with a box plate 801 that matches the specifications of the front opening of the storage box 7, and a pull-out groove 802 is provided on the front of the box plate 801. The pull-out assembly 9 includes slide rails 901 provided on the two side walls of the inner cavity of the storage box 7 and sliders 902 fixedly connected on both sides of the extended leg support 8. The extended leg support 8 is slidably connected to the slide rails 901 through the sliders 902, and slide grooves 903 are symmetrically provided on both sides of the bottom wall of the inner cavity of the storage box 7. Pulleys 904 are symmetrically fixed on both sides of the bottom of the extended leg support 8, and the extended leg support 8 is slidably connected to the slide grooves 903 through the pulleys 904. The extended leg support 8 can adjust the sitting space according to actual needs when necessary to avoid the legs from being unable to stretch after long-term use, thereby improving its usage experience. The pull-out assembly 9 can facilitate the pulling and pulling of the extended leg support 8, so that the sitting space can be easily expanded.

[0026] Working process: first, power on the electrical appliances. The backrest 2 can provide comfortable support for the back of the person to ensure a comfortable sitting posture for the person. The seat cushion 3 can provide comfortable support for the buttocks of the person to ensure a comfortable sitting posture for the person. The side panels 4 can fix the base plate 1, thereby providing good structural stability for the whole. The adjustment component 6 can flexibly adjust the height of the armrest 5 according to the actual needs of different usage scenarios, so that the person can get a better user experience. When adjusting the height of the armrest 5, start the dual-axis motor 601. The dual-axis motor 601 can drive the threaded rod 603 to rotate and use the threads in opposite directions to make the threaded seat 604 on the threaded rod 603 move in the opposite direction. The armrest 5 can be adjusted in height by the lifting rod 605, and the storage box 7 can provide storage space for the extended leg rest 8. The extended leg rest 8 can adjust the sitting space according to actual needs when necessary to avoid the legs being unable to stretch under long-term use, thereby improving its use experience. The pull-out component 9 can facilitate the pulling out of the extended leg rest 8, so that the sitting space can be easily expanded. When the leg space needs to be expanded, the box plate 801 is pulled outward through the pull-out groove 802, so that the box plate 801 drives the extended leg rest 8 to be pulled out, and the extended leg rest 8 can be easily pulled out through the sliding of the slider 902 in the slide rail 901 and the sliding of the pulley 904 in the slide groove 903.

[0027] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the scope and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sofa with adjustable armrests, comprising a base plate (1), characterized in that: A backrest (2) is fixedly connected to the top rear side of the base plate (1), a plurality of cushions (3) are arranged on the top of the base plate (1), side panels (4) are symmetrically and fixedly connected to the two side walls of the base plate (1), the side panels (4) are arranged with a top opening structure, armrests (5) are arranged above the side panels (4), the bottom ends of the armrests (5) are movably inserted into the inner cavity of the side panels (4), the inner cavity of the side panels (4) is provided with an adjustment assembly (6), a plurality of storage boxes (7) are fixedly connected to the bottom of the base plate (1), the front wall of the storage box (7) is arranged with an open structure, the inner cavity of the storage box (7) is provided with an extended leg rest (8), and a pull-out assembly (9) is arranged inside the storage box (7).

2. The sofa with adjustable armrests according to claim 1, characterized in that: The adjustment component (6) comprises a dual-axis motor (601) fixedly connected to the center of the bottom wall of the inner cavity of the substrate (1), the dual-axis motor (601) is symmetrically provided with adjustment grooves (602) on the front and rear sides, and the output end of the dual-axis motor (601) is symmetrically provided with threaded rods (603), the threaded rods (603) extend into the adjustment grooves (602), and the two threaded rods (603) are provided with external threads in opposite directions.

3. The sofa with adjustable armrests according to claim 2, characterized in that: A threaded seat (604) is provided through the threaded rod (603) and the threaded seat (604) is slidably connected to the adjustment groove (602); the threaded seat (604) is threadedly connected to the threaded rod (603) and a lifting rod (605) is connected to the threaded seat (604) via a hinge shaft; the lifting rod (605) is slidably connected to the bottom of the handrail (5) at one end away from the threaded seat (604).

4. The sofa with adjustable armrests according to claim 1, characterized in that: The front side of the extended leg support (8) is fixedly connected to a box plate (801) matching the specifications of the front opening of the storage box (7), and a drawer groove (802) is provided on the front side of the box plate (801).

5. The sofa with adjustable armrests according to claim 1, characterized in that: The pulling assembly (9) comprises a slide rail (901) provided on both side walls of the inner cavity of the storage box (7) and a slider (902) fixedly connected to both sides of the extended leg rest (8); the extended leg rest (8) is slidably connected to the slide rail (901) via the slider (902); slide grooves (903) are symmetrically provided on both sides of the bottom wall of the inner cavity of the storage box (7); pulleys (904) are symmetrically fixed on both sides of the bottom of the extended leg rest (8); and the extended leg rest (8) is slidably connected to the slide grooves (903) via the pulleys (904).

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