Waist supporting structure of intelligent sofa

Abstract

The utility model relates to the technical field of sofas and relates to a waist supporting structure of an intelligent sofa. Comprising a mounting frame, handrails are arranged on the two sides of the mounting frame respectively, controllers used for controlling operation are arranged on the handrails, a soft cushion is arranged at the top of the mounting frame, a back cushion is rotationally arranged on the rear side of the soft cushion through a rotating shaft, guide rails are symmetrically arranged on the back cushion left and right, the number of the guide rails on each side is two, and the two guide rails are arranged at intervals up and down; and sliding frames are arranged on the guide rails in a sliding mode, mounting cylinders are arranged on the sliding frames, a mounting shaft is rotationally arranged between the left mounting cylinder and the right mounting cylinder which are opposite, and an arc-shaped supporting plate is connected to the mounting shaft. Through cooperative work of the first motor and the lead screw, accurate position adjustment of the supporting plate in the front-back direction is achieved, the use experience of a user is improved, and in addition, the waist and the caudal vertebra are ensured to obtain a more stable and personalized supporting effect through the up-down symmetrical layout and the arc-shaped design of the supporting plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to sofa technical field, specifically, and relates to a waist support structure of intelligent sofa. BACKGROUND

[0002] The sofa is multifunctional furniture commonly seen in families, offices and public places, is designed for multiple people to sit, is equipped with soft cushion seats and backrests, and often has armrests. The materials are various such as leather, fabric, etc., the shapes and sizes vary from straight line type to corner type, and the sofa is not only a rest tool in life but also a key element of indoor decoration.

[0003] According to the patent authorized announcement No. CN215650132U, a kind of intelligent sofa with waist support, including seat, armrest and backrest, the lower end of the backrest is equipped with waist air bag, the backrest is equipped with electronic air pump inside, the electronic air pump is connected with controller, the electronic air pump includes first inflation pipe, the first inflation pipe is connected with the waist air bag by hose, first inflation valve is mounted on the first inflation pipe, the first inflation valve is connected with the controller, the first inflation pipe is equipped with first air release branch pipe, the first air release branch pipe is equipped with first air release valve, the first air release valve is connected with the controller, the seat is equipped with pressure sensor, the pressure sensor is connected with the controller, the controller is connected with control panel;Although the device is designed with specific structure to provide waist support, due to the reason that the air bag itself is soft, in the process of using air bag to support waist, it is difficult to obtain sufficient hard support for waist and coccyx area, and the air bag is easily crushed, so it can be seen that the overall support effect still has optimization space. UTILITY MODEL CONTENTS

[0004] In order to overcome the shortcomings existing in the above-mentioned prior art, the utility model provides a waist support structure of intelligent sofa.

[0005] The technical scheme is: a waist support structure of an intelligent sofa, comprising a mounting frame, an armrest, a controller, a soft pad, a back pad, a guide rail, a sliding frame, a mounting cylinder, a mounting shaft, a support plate, a first motor and a screw rod, one armrest is arranged on each side of the mounting frame, the armrest is provided with a controller for operation control, the soft pad is arranged on the top of the mounting frame, a back pad is rotatably arranged on the rear side of the soft pad, guide rails are symmetrically arranged on the left and right sides of the back pad, the number of guide rails on each side is two and the two guide rails are arranged in an upper and lower interval, a sliding frame is slidably arranged on each guide rail, a mounting cylinder is arranged on each sliding frame, a mounting shaft is rotatably arranged between the two mounting cylinders opposite to each other, an arc-shaped support plate is connected to the mounting shaft, a first motor is mounted in the rear side of each guide rail, the first motor is electrically connected to the controller, a screw rod is connected to the output end of the first motor, the end of the screw rod is connected to the other side of the corresponding guide rail, and the screw rod is threaded through the corresponding sliding frame, so that the sliding frame is threadedly matched with the screw rod.

[0006] Further, a second motor is further included, the second motor is mounted in the mounting cylinder, the second motor is electrically connected to the controller, the output end of the second motor is connected to the end of the adjacent mounting shaft, so as to drive the support plate to rotate and operate.

[0007] Further, a protective pad is further included, one protective pad is arranged on the support plate, and recessed stripes are arranged on the surface of the protective pad.

[0008] Further, a third motor, a worm and a worm gear are further included, the third motor is mounted in one armrest, the third motor is electrically connected to the controller, the output end of the third motor is connected to the worm, the worm gear meshing with the worm is arranged on the rear shaft of the soft pad, so as to drive the back pad to rotate and operate.

[0009] Further, a heating plate is further included, the heating plate is slidably arranged in the mounting frame.

[0010] Further, the width of the support plate at the upper position is greater than that of the support plate at the lower position, the upper support plate is used for supporting the waist, and the lower support plate is used for supporting the coccyx part.

[0011] The utility model has the advantages that: 1, the utility model through the collaborative work of first motor and screw rod, realize the accurate position adjustment of support plate in front and back direction, this design not only promotes the user's use experience, still guarantees the stability of support plate through the support of mechanical structure, in addition, the symmetrical layout of support plate and the design of arc make it can be adjusted according to personal physical characteristics and preference, ensure that the waist and coccyx part obtain more stable and individualized support effect.

[0012] 2, the utility model through controller, can control each execution element to carry out corresponding adjustment operation, realized the intelligent control of sofa multidimension, satisfied the use demand under different scenes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0014] Figure 2 This is a three-dimensional structural sectional view of the components such as the installation frame, soft pad and back pad of the utility model.

[0015] Figure 3 This is a three-dimensional structural sectional view of components such as the support plate, the first motor and the lead screw of the utility model.

[0016] Figure 4 This is a three-dimensional structural sectional view of components such as the mounting cylinder, mounting shaft, and second motor of the utility model.

[0017] Figure 5 This is a three-dimensional structural cross-sectional view of the third motor, worm, worm wheel and other components of the utility model.

[0018] The names and serial numbers of the parts in the figure are: 1. Mounting frame, 2. Armrest, 21. Controller, 3. Cushion, 4. Back pad, 5. Guide rail, 6. Sliding frame, 7. Mounting cylinder, 8. Mounting shaft, 9. Support plate, 10. First motor, 11. Screw, 12. Second motor, 13. Pad, 14. Third motor, 15. Worm, 16. Worm gear, 17. Heating plate. DETAILED DESCRIPTION

[0019] The present invention will be described in detail below with reference to the accompanying drawings.

[0020] Embodiment: A waist support structure of a smart sofa, such as Figures 1-5As shown, including the installation frame 1, armrest 2, controller 21, soft cushion 3, back cushion 4, guide rail 5, sliding frame 6, mounting cylinder 7, mounting shaft 8, support plate 9, first motor 10 and screw rod 11, the left and right sides of the installation frame 1 are provided with an armrest 2, the armrest 2 is provided with a controller 21 for operation control, the controller 21 can control the execution element of the device, so as to realize the automation and intelligent operation of the sofa, the top of the installation frame 1 is provided with a soft cushion 3, thereby constituting a smart sofa overall frame, a back cushion 4 is rotatably arranged at the rear side of the soft cushion 3, guide rails 5 are symmetrically arranged on the back cushion 4, the number of guide rails 5 on each side is two and they are arranged in an upper and lower interval, sliding frames 6 are slidably arranged on the guide rails 5, the sliding frames 6 can slide in the front and rear direction along the guide rails 5, mounting cylinders 7 are arranged on the sliding frames 6, the mounting cylinders 7 are located at the front end position corresponding to the sliding frames 6, mounting shafts 8 are rotatably arranged between the two mounting cylinders 7 on the same layer, the mounting shafts 8 are connected with arc-shaped support plates 9, so that the support plates 9 rely on the cooperative operation of each part to present the operation of front and rear direction and rotary inclination, so that the adjustment flexibility of the support plates 9 is significantly improved, thereby adapting to the use requirements of more different users to provide more diversified use experience, and compared with the supporting effect of air bag, the arrangement of the support plates 9 can ensure more comfortable and stable support for the waist through appropriate hardness, combined with the symmetrical layout of the support plates 9, the distance between the upper side position of the support plates 9 is greater than that of the lower side position of the support plates 9, the upper side support plate 9 is used for the support of the waist, and the lower side support plate 9 is used for the support of the coccyx part, thereby providing more comprehensive support effect, the first motors 10 are installed in the rear side of the guide rails 5, the first motors 10 are electrically connected with the controller 21, the controller 21 can control the operation of the first motors 10, the output ends of the first motors 10 are connected with screw rods 11, the ends of the screw rods 11 are connected with the other sides of the corresponding guide rails 5, and the screw rods 11 are threaded through the corresponding sliding frames 6, so that the sliding frames 6 are threadedly matched with the screw rods 11, the first motors 10 drive the screw rods 11 to rotate, thereby driving the sliding frames 6 to move along the guide rails 5, realizing the automatic adjustment operation of the position of the support plates 9.

[0021] As Figure 4 shown, further comprising a second motor 12, the second motor 12 is installed in the mounting cylinder 7, the second motor 12 is electrically connected with the controller 21, the output end of the second motor 12 is connected with the end of the adjacent mounting shaft 8, the second motor 12 is responsible for driving the mounting shaft 8 to rotate, so that the support plate 9 can rotate, further optimizing the support effect.

[0022] As Figure 1 and Figure 2As shown, the back pad 4 is further provided with a protective pad 13, and the protective pad 13 is arranged on the support plate 9. The surface of the protective pad 13 is provided with recessed and embedded stripes. The arrangement of the protective pad 13 increases the comfort of the support plate 9 when in contact with the human body, and the recessed and embedded stripes on the surface help to improve the fit when in use.

[0023] As shown in Figure 5 As shown, the back pad 4 is further provided with a third motor 14, a worm 15 and a worm wheel 16. The third motor 14 is arranged in one side of the armrest 2 and is electrically connected to the controller 21. The output end of the third motor 14 is connected to the worm 15. The worm wheel 16 is arranged on the rear shaft of the soft cushion 3 and is engaged with the worm 15 to drive the back pad 4 to rotate and work. Through the cooperation of the above-mentioned components, the angle of the back pad 4 can be adjusted electrically, so as to change the back leaning state of the user and increase the flexibility of use.

[0024] As shown in Figure 2 and Figure 5 As shown, the back pad 4 is further provided with a heating plate 17. The heating plate 17 is arranged in the mounting frame 1 in a sliding manner. The heating plate 17 can provide support and heating for the feet, thereby adding a more warm and comfortable use experience.

[0025] In use, the user can sit on the soft cushion 3 and naturally lean the back on the back pad 4. Since the two support plates 9 on the back pad 4 are designed in an ergonomic arc shape, they can well fit the back curve of the user, especially the waist and coccyx area. In addition, the protective pad 13 provides additional comfort for the user. If it is necessary to adjust the angle of the back pad 4, the user only needs to send a command to the third motor 14 through the designated button on the controller 21. After receiving the signal, the third motor 14 drives the worm 15 to rotate. Through the meshing action of the worm 15 and the worm wheel 16, the shaft and the back pad 4 produce a corresponding angle change, realizing the adjustment of the forward and backward inclination. Further, the user can start the first motor 10 through the controller 21. The first motor 10 drives the connected screw rod 11 to rotate. With the rotary motion of the screw rod 11, the sliding frame 6 translates along the guide rail 5 in the front and rear directions, thereby driving the mounting cylinder 7, the mounting shaft 8 and the support plate 9 to move as a whole, ensuring that the support plate 9 can accurately adapt to the waist and coccyx of the user and provide the best support. In addition, the user can also operate the second motor 12. The second motor 12 drives the mounting shaft 8 to rotate, thereby adjusting the angle and fulcrum of the support plate 9, ensuring that the comfort and personalized needs in the use process are met. Finally, the user can pull out the heating plate 17 arranged in the mounting frame 1, which can be used as a support and heating for the feet, thereby adding a warm and comfortable experience.

[0026] Those skilled in the art should understand that the above embodiments do not limit the utility model in any form, and any technical solution obtained by equivalent replacement or equivalent transformation falls within the protection scope of the utility model.

Claims

1. A lumbar support structure of an intelligent sofa, comprising a mounting frame (1), an armrest (2), a controller (21), a soft cushion (3) and a back cushion (4), one armrest (2) is arranged on each side of the mounting frame (1), the controller (21) for operation control is arranged on the armrest (2), the soft cushion (3) is arranged on the top of the mounting frame (1), and the back cushion (4) is rotatably arranged on the rear side of the soft cushion (3) through a rotating shaft; characterized in that: It further includes guide rails (5), sliding frames (6), mounting barrels (7), mounting shafts (8), support plates (9), first motors (10) and lead screws (11), the guide rails (5) are symmetrically arranged on the back pad (4), the number of the guide rails (5) on each side is two and they are arranged in an upper and lower interval, the sliding frames (6) are slidably arranged on the guide rails (5), the mounting barrels (7) are arranged on the sliding frames (6), the mounting shafts (8) are rotatably arranged between the two mounting barrels (7) opposite to each other, the arc-shaped support plates (9) are connected to the mounting shafts (8), the first motors (10) are installed in the guide rails (5) on the rear side, the first motors (10) are electrically connected to the controller (21), the output ends of the first motors (10) are connected to the lead screws (11), the ends of the lead screws (11) are connected to the other sides of the corresponding guide rails (5), and the lead screws (11) are threaded through the corresponding sliding frames (6) to make the sliding frames (6) threadedly cooperate with the lead screws (11).

2. The lumbar support structure of claim 1, wherein: It further includes second motors (12), the second motors (12) are installed in the mounting barrels (7), the second motors (12) are electrically connected to the controller (21), the output ends of the second motors (12) are connected to the end portions of the adjacent mounting shafts (8) to drive the support plates (9) to rotate.

3. The lumbar support structure of claim 2, wherein: It further includes protective pads (13), one protective pad (13) is arranged on each of the support plates (9), recessed stripes are arranged on the surfaces of the protective pads (13).

4. The lumbar support structure of claim 3, wherein: It further includes third motors (14), worms (15) and worm gears (16), the third motor (14) is installed in one of the handrails (2), the third motor (14) is electrically connected to the controller (21), the output end of the third motor (14) is connected to the worm (15), the worm gear (16) engaged with the worm (15) is arranged on the rear shaft of the soft pad (3) to drive the back pad (4) to rotate.

5. The lumbar support structure of claim 4, wherein: It further includes heating plates (17), the heating plates (17) are slidably arranged in the mounting frame (1).

6. The lumbar support structure of claim 5, wherein: The support plates (9) on the upper side have a larger width than the support plates (9) on the lower side, the support plates (9) on the upper side are used for supporting the waist, and the support plates (9) on the lower side are used for supporting the coccyx.

Images