Electric rocking chair

Abstract

The invention discloses an electric rocking chair which comprises a base, a backrest and a seat frame, the left side and the right side of the seat frame are rotationally installed on the base, limiting columns are installed at the bottom of the seat frame, rolling wheels are installed on the limiting columns, and the backrest is installed on the seat frame. The end, close to the backrest, of the base is provided with a blocking column used for limiting the lowest descending position of the bottom frame and a lifting control device used for driving and controlling the seat frame to swing up and down, the blocking column abuts against the rolling wheels, and the lifting control device comprises a motor, an output wheel and a connecting plate. The electric rocking chair has the advantages that the electric rocking chair can rock up and down, the integral structure is simple, the work is stable, and the phenomena of looseness and dislocation of the seat frame and the base in the transportation and movement process can be avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of furniture products, and in particular relates to an electric rocking chair. Background Art

[0002] Rocking chairs are common furniture items that are often found in various residential or corporate offices or rooms because users often sit on them while watching TV or movies, reading, etc. Rocking chairs can provide a relaxing environment for users.

[0003] Traditional rocking chairs generally require the user to exert force to achieve rocking. With the development of technology, electric rocking chairs have gradually become popular. Existing electric rocking chairs have complex structures and mostly rock back and forth. Summary of the invention

[0004] The purpose of the present invention is to solve at least one problem of the prior art and to provide an electric rocking chair.

[0005] To achieve the above-mentioned purpose, the present invention proposes an electric rocking chair, comprising a base, a backrest, and a seat frame, wherein the left and right sides of the seat frame are rotatably mounted on the base, a limit column is mounted at the bottom of the seat frame, and a roller is mounted on the limit column, the backrest is mounted on the seat frame, and a stop column for limiting the bottom frame from descending to the lowest position and a lifting control device for driving and controlling the seat frame to swing up and down are mounted at one end of the base close to the backrest, the stop column abuts against the roller, and the lifting control device comprises a motor, an output wheel, and a connecting plate, the motor is used to drive and control the rotation of the output wheel, the output wheel is eccentrically provided with an eccentric shaft, the eccentric shaft is connected to the connecting plate, and the connecting plate is connected to the seat frame through a transmission assembly.

[0006] Preferably, the electric rocking chair further comprises a left armrest and a right armrest, wherein the left armrest and the right armrest are mounted on the left and right sides of the seat frame, and the left armrest and the right armrest are connected by a connecting rod, and the connecting rod is located above the base.

[0007] Preferably, the left armrest or the right armrest is provided with a control panel, which includes a controller and a control button electrically connected to the controller. The controller is electrically connected to the motor and controls the working state of the motor according to an input signal of the control button.

[0008] Preferably, the transmission assembly includes a transmission shaft, a clamping plate, and a sleeve mounted on the outside of the transmission shaft, the connecting shaft is connected to one end of the connecting plate away from the eccentric shaft, the sleeve is clamped with the clamping plate, and the clamping plate is connected to the seat frame.

[0009] Preferably, the seat frame is provided with a transmission rod, and the clamping plate is provided with a clamping interface adapted to the transmission rod, and the clamping interface of the clamping plate is clamped in cooperation with the transmission rod.

[0010] Preferably, the clamping plate is provided with an opening, and the shaft sleeve is fitted in the opening and is pressed and fixed by a limit block.

[0011] Preferably, an electric push rod is installed below the seat frame, and a push rod end of the electric push rod is connected to the clamping plate by a fastening shaft to press the clamping plate.

[0012] Preferably, plug-in buckles are provided on both sides of the backrest, and plug-in plates for cooperating and plugging with the plug-in buckles are provided on both sides of the seat frame.

[0013] Preferably, a folding and telescopic frame is provided at the bottom of the seat frame, and two sides of the folding and telescopic frame are rotatably connected to the base, and the folding and telescopic connection is provided with a resting board for placing feet.

[0014] Preferably, a plurality of supporting feet are provided at the bottom of the base, and a spring supporting structure is provided at the seat frame.

[0015] The beneficial effects of the present invention are as follows: the present invention realizes that the middle parts of both sides of the seat frame are rotatably installed on the base, and a lifting control device for driving and controlling the seat frame to swing up and down is installed at one end of the base close to the backrest, so that the electric rocking chair can rock up and down; the lifting control device is driven by a motor, and the eccentric shaft on the output wheel drives the connecting plate to move up and down to realize the up and down rocking of the seat frame. The overall structure is simple, the working stability is high, and the noise is low; by arranging a limit column with a roller under the seat frame, and a stop column is arranged on the base, the roller abuts against the stop column, the limit column can have a certain limiting effect on the lowest descending position of the seat frame, and the roller rolling along the stop column can ensure the linear up and down movement of the seat frame, and through the abutment between the stop column and the roller, the electric rocking chair can be prevented from loosening and dislocation between the seat frame and the base during transportation.

[0016] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of an embodiment of the present invention.

[0018] Figure 2 It is a schematic diagram of the disassembly of an embodiment of the present invention.

[0019] Figure 3 It is a left side view of an embodiment of the present invention.

[0020] Figure 4 2 is a rear view of an embodiment of the present invention.

[0021] Figure 5 It is a schematic diagram of the installation structure of the base and the lifting control device of an embodiment of the present invention.

[0022] Figure 6 It is a schematic diagram of the structure of a foldable telescopic frame according to an embodiment of the present invention.

[0023] Figure 7 It is a schematic diagram of the installation of the lifting control device according to an embodiment of the present invention.

[0024] Figure 8 It is a schematic diagram of the disassembly of the lifting control device of an embodiment of the present invention.

[0025] In the figure: 1-base, 2-seat frame, 3-backrest, 4-lifting control device, 5-left armrest, 6-right armrest, 7-electric push rod, 11-support plate, 12-blocking column, 21-folding telescopic frame, 22-resting board, 23-transmission rod, 24-roller, 31-plug buckle, 41-motor, 42-connecting plate, 43-eccentric shaft, 44-clamping plate, 45-connecting shaft, 46-sleeve, 47-limiting block. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described in conjunction with the drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, not all of the embodiments. The components of the embodiment of the present application described and shown in the drawings here can be arranged and designed in various different configurations. In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship usually placed when the application product is used, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0027] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "disposed" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0028] The present invention is described in detail below in conjunction with the accompanying drawings.

[0029] See also Figures 1 to 5 , Figure 7The present embodiment provides an electric rocking chair, comprising a base 1, a backrest 3, and a seat frame 2. The left and right sides of the seat frame 2 are rotatably mounted on the base 1. A limit column is mounted at the bottom of the seat frame 2. The limit column is mounted with a roller 24. The backrest 3 is mounted on the seat frame 2. A stop column 12 for limiting the bottom frame 2 from descending to the lowest position is mounted at one end of the base 1 close to the backrest 3. A lifting control device 4 for driving and controlling the seat frame 2 to swing up and down is provided. The stop column 12 abuts against the roller 24 to prevent the seat frame 2 from swinging left and right. The lifting control device 4 comprises a motor 41, an output wheel, and a connecting plate 42. The motor 41 is used to drive and control the rotation of the output wheel. The output wheel is eccentrically provided with an eccentric shaft 43. The eccentric shaft 43 is connected to the connecting plate 42. The connecting plate 42 is connected to the seat frame 2 through a transmission assembly.

[0030] In actual use, support plates 11 are provided on the left and right sides of the base 1, and the support plates 11 and the seat frame 2 are connected by bolts, nuts or pins. The roller 24 is a flexible wheel, and the roller 24 is preferably made of rubber. A bearing is provided between the eccentric shaft 43 and the connecting plate 42, and the bearing is concealedly installed inside the connecting plate 42 through a bearing cover and a screw. The number of connecting plates 42 is set to 2, and the two connecting plates 42 are arranged in parallel. The output end of the motor 41 is connected to the worm through a reducer, and the output wheel is a turbine structure, and the worm is meshed and connected with the output wheel. The motor 41 is fixed to the base 1 through a motor seat. Limiting columns are installed symmetrically at the bottom of the seat frame 2, and two stop columns 12 are installed on the base 1, and the inner side of the stop column 12 is in contact with the roller 24.

[0031] In this embodiment, refer to Figure 1 , Figure 2 and Figure 4 The electric rocking chair also includes a left armrest 5 and a right armrest 6, which are installed on the left and right sides of the seat frame 2, and the left armrest 5 and the right armrest 6 are connected by a connecting rod, and the connecting rod is located above the base 1.

[0032] Furthermore, the left armrest 5 or the right armrest 6 is provided with a control panel, which includes a controller and a control button electrically connected to the controller. The controller includes a processor. The controller is electrically connected to the motor 41 and controls the working state of the motor 41 according to the input signal of the control button. The control button includes but is not limited to a switch button, a rocking adjustment button, and a pause button. The rocking adjustment button is used to adjust the rocking speed of the electric rocking chair.

[0033] In this embodiment, refer to Figure 7 and Figure 8The transmission assembly includes a transmission shaft 45, a clamping plate 44, and a sleeve 46 sleeved on the outside of the transmission shaft 45. The connecting shaft 45 is connected to the end of the connecting plate 42 away from the eccentric shaft 43. The sleeve 46 is clamped with the clamping plate 44. The clamping plate 44 is connected to the seat frame 2. The sleeve 46 is a rubber sleeve. The outer side of the sleeve 46 is a stepped structure to better block the clamping plate 44. A positioning sleeve is provided between the transmission shaft 45 and the connecting plate 42.

[0034] For actual use, refer to Figure 2 , Figure 3 and Figure 7 A transmission rod 23 is provided below the seat frame 2 , and a clamping plate 44 is provided with a clamping interface adapted to the transmission rod 23 , and the clamping interface of the clamping plate 44 is clamped with the transmission rod 23 .

[0035] Further, see Figure 8 An opening is provided at the top of the clamping plate 44, and the shaft sleeve 46 is installed in the opening and fixed by the limit block 47. The opening is in the shape of an inverted 7. The shaft sleeve 46 is installed on the short side of the opening, and the limit block 47 is located on the long side of the opening. The side of the limit block 47 that presses the shaft sleeve 46 is provided with an arc surface that is adapted to the outer edge of the shaft sleeve 46. The limit block 47 and the clamping plate 44 are fastened with screws.

[0036] In this embodiment, refer to Figure 2 , Figure 5 and Figure 7 An electric push rod 7 is installed under the seat frame 2. The push rod end of the electric push rod 7 is connected to the clamping plate 44 by a fastening shaft to compress the clamping plate 44, thereby ensuring that the clamping plate 44 will not loosen from the seat frame 2 when the electric rocking chair is rocked.

[0037] In this embodiment, refer to Figure 2 , plug buckles 31 are provided on both sides of the backrest 3, the plug buckles 31 are provided with slots, and plug boards for plugging with the slots are provided on both sides of the seat frame 2, which facilitates the disassembly and assembly of the backrest 3 and the seat frame 2.

[0038] In this embodiment, refer to Figure 1 , Figure 2 and Figure 6 Two parallel folding and telescopic frames 21 are installed at the bottom of the seat frame 2, the two folding and telescopic frames 21 are connected to support rods, both sides of the folding and telescopic frames 21 are rotatably connected to the base, the folding and telescopic frames 21 are connected to a footrest 22 for placing feet, the folding and telescopic frames 21 are provided with a plug-in board, the plug-in board is plugged with the backrest 3, the folding and telescopic frames 21 are the telescopic frame structure of the existing sofa, the electric push rod 7 is installed on the support rod between the two folding and telescopic frames 21, and both ends of the transmission rod 23 are connected to the two folding and telescopic frames 21.

[0039] In this embodiment, refer to Figure 1A plurality of supporting feet are provided at the bottom of the base 1, and a spring supporting structure is provided at the seat frame 2. In order to improve the comfort and aesthetics of the electric rocking chair, shells and corresponding elastic pads can be provided on the seat frame, the left armrest, the right armrest and the backrest.

[0040] Working process of the present invention:

[0041] During the operation of the electric rocking chair, the motor 41 is started. After the motor 41 starts working, it drives the output wheel to rotate. The rotation of the output wheel drives the eccentric shaft 43 to rotate. After the eccentric shaft 43 rotates, it drives the connecting plate 42 to move up and down synchronously. The connecting plate 42 moves up and down and drives the folding and telescopic frame 21 and the end of the seat frame 2 close to the backrest 3 to move up and down synchronously through the connecting shaft 45, the clamping plate 44 and the transmission rod 23. The middle part of the folding and telescopic frame 21 and the seat frame 2 rotates around the bolts, nuts or pins on the support plate 11 so that the two ends of the folding and telescopic frame 21 and the seat frame 2 are in an up-and-down swinging motion state. The roller 24 of the limit column below the transmission rod 23 is abutted against the stop column 12 on the base 1, so that the electric rocking chair is not easy to deviate left and right during transportation, and the seat frame 2 also maintains longitudinal movement when it is shaken up and down.

[0042] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention belongs to the protection scope of the present invention.

Claims

1. An electric rocking chair, characterized in that: The utility model comprises a base, a backrest and a seat frame, wherein the left and right sides of the seat frame are rotatably mounted on the base, a limiting column is mounted on the bottom of the seat frame, and a roller is mounted on the limiting column, and the backrest is mounted on the seat frame, and a stop column for limiting the lowest position of the bottom frame and a lifting control device for driving and controlling the seat frame to swing up and down are mounted on one end of the base close to the backrest, and the stop column is abutted against the roller, and the lifting control device comprises a motor, an output wheel and a connecting plate, and the motor is used to drive and control the rotation of the output wheel, and the output wheel is eccentrically provided with an eccentric shaft, and the eccentric shaft is connected to the connecting plate, and the connecting plate is connected to the seat frame through a transmission assembly.

2. The electric rocking chair according to claim 1, characterized in that: It also comprises a left armrest and a right armrest, wherein the left armrest and the right armrest are installed on the left and right sides of the seat frame, and the left armrest and the right armrest are connected by a connecting rod, and the connecting rod is located above the base.

3. The electric rocking chair according to claim 2, characterized in that: The left armrest or the right armrest is provided with a control panel, which includes a controller and a control button electrically connected to the controller. The controller is electrically connected to the motor and controls the working state of the motor according to an input signal of the control button.

4. The electric rocking chair according to claim 1, characterized in that: The transmission assembly includes a transmission shaft, a clamping plate, and a sleeve sleeved on the outside of the transmission shaft. The connecting shaft is connected to one end of the connecting plate away from the eccentric shaft. The sleeve is clamped with the clamping plate, and the clamping plate is connected to the seat frame.

5. The electric rocking chair according to claim 4, characterized in that: The seat frame is provided with a transmission rod, and the clamping plate is provided with a clamping interface adapted to the transmission rod, and the clamping interface of the clamping plate is clamped in cooperation with the transmission rod.

6. The electric rocking chair according to claim 4 or 5, characterized in that: The clamping plate is provided with an opening, and the shaft sleeve is fitted in the opening and is pressed and fixed by a limiting block.

7. The electric rocking chair as claimed in claim 6: an electric push rod is installed under the seat frame, and the push rod end of the electric push rod is connected to the clamping plate by a fastening shaft to press the clamping plate.

8. The electric rocking chair according to claim 1, characterized in that: Insert buckles are arranged on both sides of the backrest, and insert plates for plugging with the insert buckles are arranged on both sides of the seat frame.

9. The electric rocking chair according to claim 1, characterized in that: A folding and telescopic frame is provided at the bottom of the seat frame, and two sides of the folding and telescopic frame are rotatably connected with the base, and the folding and telescopic connection is provided with a footrest board for placing feet.

10. The electric rocking chair according to claim 1, characterized in that: A plurality of supporting feet are arranged at the bottom of the base, and a spring supporting structure is arranged at the seat frame.

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