Lazy sofa with adjustable backrest angle

Abstract

The utility model belongs to the technical field of lazy sofas, and discloses a lazy sofa with an adjustable backrest angle, which comprises a sofa seat and a sofa backrest, the sofa seat is rotatably connected with the sofa backrest through a shaft, two sides of the sofa seat are rotatably connected with a first rotating seat through a shaft, and a hydraulic support rod is mounted on the upper end face of the first rotating seat. The two sides of the sofa backrest are rotationally connected with a pair of armrest frames through shafts, first sliding grooves are formed in the bottom end faces of the armrest frames, threaded rods are rotationally connected into the first sliding grooves, first sliding blocks are in threaded connection with the peripheries of the threaded rods, connecting blocks are installed on the bottom end faces of the first sliding blocks, and second rotating seats are rotationally connected to the connecting blocks through shafts. The bottom end face of the second rotating seat is connected with the top end of the hydraulic supporting rod, a first containing groove is formed in the upper end face of one hand-held frame, a first supporting rod is rotationally connected into the first containing groove through a shaft, and a second containing groove is formed in one side of the first supporting rod. The device is simple and reasonable in structure, novel in design, easy to operate, high in practicability and convenient to widely popularize and use.

Description

Technical Field

[0001] The utility model belongs to the technical field of lazy sofas, and more specifically, relates to a lazy sofa with an adjustable backrest angle. Background Art

[0002] A lazy sofa is a sofa designed with a focus on comfort and relaxation. It usually has soft cushions, backrests and flexible designs, making it suitable for sitting, lying down, relaxing and resting for long periods of time. Its name "lazy sofa" reflects its main function - providing great comfort, allowing people to relax, rest and hardly want to leave.

[0003] Currently, the angle adjustment of some lazy sofas is relatively fixed and cannot meet the users' more detailed needs. At the same time, their functions are relatively simple, which to a certain extent reduces the user experience of the product.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a lazy sofa with an adjustable backrest angle is provided, in order to achieve the purpose of having more practical value. Utility Model Content

[0005] In order to solve the above technical problems, the present invention provides a lazy sofa with adjustable backrest angle, which is achieved by the following specific technical means:

[0006] A lazy sofa with an adjustable backrest angle comprises a sofa seat and a sofa backrest, wherein the sofa seat is rotatably connected to the sofa backrest via a shaft, and both sides of the sofa seat are rotatably connected to a rotating seat 1 via a shaft, and the upper end surface of the rotating seat 1 is installed with a hydraulic support rod, and both sides of the sofa backrest are rotatably connected to a handrail via a shaft, and the bottom end surface of the handrail is provided with a slide groove 1, and a threaded rod is rotatably connected to the slide groove 1, and the outer periphery of the threaded rod is threadedly connected to a slider 1, and the bottom end surface of the slider 1 is installed with a connecting block, and the connecting block is rotatably connected to the rotating seat 2 via a shaft. The bottom end surface of the rotating seat 2 is connected to the top of the hydraulic support rod, and the upper end surface of one of the handrails is provided with a placement groove 1, and the placement groove 1 is connected to the support rod 1 through an axis rotation, and one side of the support rod 1 is provided with a placement groove 2, and the placement groove 2 is connected to the support rod 2 through an axis rotation, and one side of the support rod 2 is provided with a groove, and one side of the groove is provided with a limit groove, and a limit block is movably connected in the limit groove, and one side of the limit block is provided with a ball groove, and a universal ball head is movably connected in the ball groove, and one side of the universal ball head is connected to a mobile phone clamping mechanism.

[0007] Furthermore, a chamber is provided on one side of the handrail near the first slide slot, a motor is installed on one side of the chamber, and one end of the threaded rod passes through one side of the chamber and is connected to the output end of the motor.

[0008] Furthermore, the mobile phone clamping mechanism includes a mounting seat, a forward and reverse threaded screw, a slider 2 and a clamping block. A connecting rod is installed on one side of the mounting seat, and the other end of the connecting rod is connected to one side of the universal ball head. A slide groove 2 is provided on the other side of the mounting seat, and a forward and reverse threaded screw is rotatably connected in the slide groove 2. A pair of sliders 2 are threadedly connected to the outer ends of the forward and reverse threaded screws, and a clamping block is installed on one side of the slider 2.

[0009] Furthermore, the surface of the clamping block is provided with an anti-slip texture.

[0010] Furthermore, one end of the forward and reverse threaded screw rod passes through one side of the mounting seat and is equipped with a rotating block.

[0011] Furthermore, the placement slot 1 is rotatably connected to the support rod 1 through the shaft with damping.

[0012] Furthermore, the second placement slot is rotatably connected to the second support rod via the shaft and has damping.

[0013] Furthermore, the movable connection between the universal ball head and the ball groove has damping.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] Through the coordinated use of the motor, threaded rod, slider 1 and hydraulic strut, when the user needs to adjust the angle of the sofa backrest, the motor is started, the motor drives the threaded rod to rotate, and when the threaded rod rotates, it drives the slider 1 to move to one side. During the movement of the slider 1 to one side, it drives the hydraulic strut to extend and retract, thereby effectively adjusting the angle of the sofa backrest and thus improving the comfort of the user.

[0016] Through the coordinated use of support rod one, support rod two, rotating block, forward and reverse threaded screw rods, slider two and clamping block, when the user wants to watch videos with an electronic device, first rotate one end of support rod one out of placement slot one, then rotate one end of support rod two out of placement slot two, and then place the electronic device between a pair of clamping blocks, and the user starts to rotate the rotating block, and the rotating block drives the forward and reverse threaded screw rods to rotate, and when the forward and reverse threaded screw rods rotate, they drive the pair of sliders two to move toward the middle, and the pair of sliders two drive the clamping block to move toward the middle and clamp the electronic device, and at the same time, the position and angle of the electronic device are adjusted by the movement of the limit block in the limit slot and the movement of the universal ball head in the ball slot, thereby providing convenience for the user to watch videos, thereby improving the use effect of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0018] Figure 2 It is a three-dimensional schematic diagram of the utility model.

[0019] Figure 3 It is a sectional three-dimensional schematic diagram of the utility model.

[0020] Figure 4 This utility model Figure 3 A is an enlarged schematic diagram.

[0021] Figure 5 This utility model Figure 3 A magnified schematic diagram of B.

[0022] In the figure, the corresponding relationship between the component names and the drawing numbers is as follows:

[0023] 1. Sofa seat; 2. Sofa backrest; 3. Hydraulic support rod; 301. Rotating seat 1; 302. Rotating seat 2; 4. Handrail; 401. Slide 1; 402. Placement slot 1; 403. Chamber; 5. Threaded rod; 501. Slider 1; 502. Connecting block; 6. Support rod 1; 601. Placement slot 2; 7. Support rod 2; 701. Groove; 702. Limiting slot; 8. Limiting block; 801. Ball groove; 802. Universal ball head; 9. Mobile phone clamping mechanism; 901. Mounting seat; 902. Forward and reverse threaded screw; 903. Slider 2; 904. Clamping block; 905. Connecting rod; 906. Slide 2; 907. Rotating block; 10. Motor. DETAILED DESCRIPTION

[0024] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0025] In the description of this utility model, unless otherwise specified, "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific direction, be constructed, or operate in a specific direction, and therefore should not be construed as limiting this utility model. Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0026] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0027] Example:

[0028] As attached Figure 1 To the attached Figure 5 As shown:

[0029] The utility model provides a lazy sofa with an adjustable backrest angle, comprising a sofa seat 1 and a sofa backrest 2, wherein the sofa seat 1 is rotatably connected to the sofa backrest 2 through an axis, both sides of the sofa seat 1 are rotatably connected to a rotating seat 301 through an axis, the upper end surface of the rotating seat 301 is installed with a hydraulic support rod 3, both sides of the sofa backrest 2 are rotatably connected to a handrail 4 through an axis, the bottom end surface of the handrail 4 is provided with a slide groove 401, a threaded rod 5 is rotatably connected in the slide groove 401, the outer periphery of the threaded rod 5 is threadedly connected to a slider 501, the bottom end surface of the slider 501 is installed with a connecting block 502, and the connecting block 502 is rotatably connected to the rotating seat 302 through an axis. The bottom end surface of the rotating seat 2 302 is connected to the top of the hydraulic support rod 3, and the upper end surface of one of the handrails 4 is provided with a placement groove 1 402, and the placement groove 1 402 is connected to the support rod 1 6 through an axis rotation, and one side of the support rod 1 6 is provided with a placement groove 2 601, and the placement groove 2 601 is connected to the support rod 2 7 through an axis rotation, and one side of the support rod 2 7 is provided with a groove 701, and one side of the groove 701 is provided with a limiting groove 702, and the limiting groove 702 is movably connected to the limiting block 8, and one side of the limiting block 8 is provided with a ball groove 801, and the ball groove 801 is movably connected to the universal ball head 802, and one side of the universal ball head 802 is connected to the mobile phone clamping mechanism 9.

[0030] Among them, a chamber 403 is provided on one side of the handrail 4 near the slide groove 401, and a motor 10 is installed on one side of the chamber 403. One end of the threaded rod 5 passes through one side of the chamber 403 and is connected to the output end of the motor 10. The motor 10 drives the threaded rod 5 to rotate. It should be noted that the sofa seat 1 is equipped with a controller and power supply compatible with the motor 10.

[0031] Among them, the mobile phone clamping mechanism 9 includes a mounting seat 901, a forward and reverse threaded screw rod 902, a slider 2 903 and a clamping block 904. A connecting rod 905 is installed on one side of the mounting seat 901, and the other end of the connecting rod 905 is connected to one side of the universal ball head 802. A slide groove 2 906 is provided on the other side of the mounting seat 901. The forward and reverse threaded screw rod 902 is rotatably connected in the slide groove 2 906. A pair of sliders 2 903 are threadedly connected to the outer ends of the forward and reverse threaded screw rod 902, and a clamping block 904 is installed on one side of the slider 2 903.

[0032] The surface of the clamping block 904 is provided with an anti-skid texture, which can increase friction, so that the clamping block 904 is not easy to slip when clamping the electronic device.

[0033] One end of the forward and reverse threaded screw rod 902 passes through one side of the mounting seat 901 and is provided with a rotating block 907 , which drives the forward and reverse threaded screw rod 902 to rotate.

[0034] Among them, the placement slot 402 is connected to the support rod 6 through the shaft and has damping.

[0035] Among them, the placement slot 601 is connected to the support rod 7 through the shaft and has damping when rotating.

[0036] The movable connection between the universal ball head 802 and the ball groove 801 has damping.

[0037] The working principle of this embodiment is as follows:

[0038] When the user needs to adjust the angle of the sofa backrest 2, the motor 10 is started, and the motor 10 drives the threaded rod 5 to rotate. When the threaded rod 5 rotates, it drives the slider 1 501 to move to one side. During the movement of the slider 1 501 to one side, it drives the hydraulic support rod 3 to perform a telescopic action, thereby effectively adjusting the angle of the sofa backrest 2. When the user wants to watch a video with an electronic device, first, one end of the support rod 1 6 is rotated out of the placement slot 1 402, and then one end of the support rod 2 7 is rotated out of the placement slot 2 601, and then the electronic device is placed between a pair of clamping blocks 904. The user starts to rotate the rotating block 907, and the rotating block 907 drives the forward and reverse threaded screw rods 902 to rotate. When the forward and reverse threaded screw rods 902 rotate, they drive the pair of sliders 2 903 to move toward the middle. The pair of sliders 2 903 drive the clamping block 904 to move toward the middle and clamp the electronic device. At the same time, the position and angle of the electronic device are adjusted by the limit block 8 moving in the limit slot 702 and the universal ball head 802 moving in the ball slot 801.

[0039] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A lazy sofa with an adjustable backrest angle, comprising a sofa seat (1) and a sofa backrest (2), wherein the sofa seat (1) is rotatably connected to the sofa backrest (2) via a shaft, and is characterized in that: The two sides of the sofa seat (1) are connected to a rotating seat (301) through an axis rotation, and the upper end surface of the rotating seat (301) is installed with a hydraulic support rod (3). The two sides of the sofa backrest (2) are connected to a handrail (4) through an axis rotation, and the bottom end surface of the handrail (4) is provided with a slide groove (401), and a threaded rod (5) is rotatably connected in the slide groove (401). The outer periphery of the threaded rod (5) is threadedly connected to a slider (501), and the bottom end surface of the slider (501) is installed with a connecting block (502), and the connecting block (502) is connected to the rotating seat (302) through an axis rotation, and the bottom end surface of the rotating seat (302) is connected to the top of the hydraulic support rod (3), and one of the The upper end surface of the handrail (4) is provided with a placement groove (402), a support rod (6) is connected to the placement groove (402) through an axis rotation, a placement groove (601) is provided on one side of the support rod (6), a support rod (7) is connected to the placement groove (601) through an axis rotation, a groove (701) is provided on one side of the support rod (7), a limit groove (702) is provided on one side of the groove (701), a limit block (8) is movably connected to the limit groove (702), a ball groove (801) is provided on one side of the limit block (8), a universal ball head (802) is movably connected to the ball groove (801), and a mobile phone clamping mechanism (9) is connected to one side of the universal ball head (802).

2. The lazy sofa with adjustable backrest angle as claimed in claim 1, characterized in that: A chamber (403) is provided on one side of the handrail (4) near the slide groove (401), a motor (10) is installed on one side of the chamber (403), and one end of the threaded rod (5) passes through one side of the chamber (403) and is connected to the output end of the motor (10).

3. The lazy sofa with adjustable backrest angle as claimed in claim 1, characterized in that: The mobile phone clamping mechanism (9) comprises a mounting seat (901), a forward and reverse threaded screw rod (902), a second slider (903) and a clamping block (904). A connecting rod (905) is installed on one side of the mounting seat (901). The other end of the connecting rod (905) is connected to one side of the universal ball head (802). A second slide groove (906) is provided on the other side of the mounting seat (901). The forward and reverse threaded screw rod (902) is rotatably connected in the second slide groove (906). The outer periphery of the two ends of the forward and reverse threaded screw rod (902) is threadedly connected to a pair of second sliders (903). A clamping block (904) is installed on one side of the second slider (903).

4. The lazy sofa with adjustable backrest angle as claimed in claim 3, characterized in that: The surface of the clamping block (904) is provided with an anti-slip texture.

5. The lazy sofa with adjustable backrest angle as claimed in claim 4, characterized in that: One end of the forward and reverse threaded screw rod (902) passes through one side of the mounting seat (901) and is equipped with a rotating block (907).

6. The lazy sofa with adjustable backrest angle as claimed in claim 1, characterized in that: The placement groove 1 (402) is connected to the support rod 1 (6) through a rotation axis with damping.

7. The lazy sofa with adjustable backrest angle as claimed in claim 1, characterized in that: The second placement slot (601) is connected to the second support rod (7) through a shaft and has damping.

8. The lazy sofa with adjustable backrest angle as claimed in claim 1, characterized in that: The movable connection between the universal ball head (802) and the ball groove (801) is damped.

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