An electric rocking chair for elderly people to stand up with a larger rocking amplitude

Abstract

The utility model discloses an electric rocking chair for elderly people to stand up with a larger swinging amplitude, which relates to the field of furniture and includes a base, a swinging frame, a connecting frame and a sofa extension seat. The base is provided with a driving mechanism for driving the rocking frame to swing back and forth, the rocking frame is connected to the base in a swingable manner, the sofa extension seat is fixedly connected to the connecting frame, the connecting frame is connected to the rocking frame in a swingable manner, or the base is configured to swing back and forth. The driving mechanism can drive the rocking frame to swing back and forth, and when the rocking frame swings back and forth, the connecting frame swings back and forth with it, and at the same time, the connecting frame can also swing relative to the rocking frame, or the base can swing back and forth, so that the swinging amplitude of the connecting frame is larger, thereby also increasing the swinging amplitude of the sofa extension seat.

Description

Technical Field

[0001] The utility model relates to the field of furniture, in particular to an electric rocking chair for elderly people to help them stand up with a larger rocking amplitude. Background Art

[0002] At present, a patent document with announcement number CN215126412U discloses a sofa base for the elderly with a variety of swinging speeds, including a base, a swinging mechanism, a sofa extension seat and a driving mechanism, wherein the swinging mechanism is swingably connected to the base, the driving mechanism is arranged on the base, the driving mechanism includes a driving motor and a transmission mechanism connected to the driving motor, the transmission mechanism is connected to the sofa extension seat, the output shaft of the driving motor is provided with a first main pulley, the transmission mechanism is provided with a first slave pulley, the end face of the first main pulley is provided with a first auxiliary pulley portion, the end face of the first slave pulley is provided with a second auxiliary pulley portion, and a first belt is provided between the first main pulley and the first slave pulley or between the first auxiliary pulley portion and the second auxiliary pulley portion.

[0003] In the sofa base for the elderly disclosed in the above patent, the sofa extension seat is driven to swing by a driving mechanism, and the swing mechanism includes a left hinge, a right hinge and a swing frame, the left and right ends of the swing frame are respectively connected to the top of the left hinge and the right hinge, and the bottom of the left hinge and the right hinge are respectively hinged to the left and right ends of the base, and the swing frame is located above the base, and the sofa extension seat is fixedly connected to the swing frame 23. The structure of the swing mechanism limits the swing amplitude of the sofa extension seat to a very small range, and the swing experience of the sofa extension seat is not good. Utility Model Content

[0004] The utility model provides an electric rocking chair for elderly people to help them stand up with a larger rocking amplitude, and its main purpose is to overcome the problem that the existing elderly sofa base has a small rocking amplitude.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] An electric rocking chair for elderly people to help them stand with a larger rocking amplitude comprises a base, a rocking frame, a connecting frame and a sofa extension seat, the base is provided with a driving mechanism for driving the rocking frame to rock back and forth, the rocking frame is swingably connected to the base, the sofa extension seat is fixedly connected to the connecting frame, the connecting frame is swingably connected to the rocking frame, or the base is arranged to rock back and forth.

[0007] Furthermore, the swing frame includes a left extension structure, a right extension structure, a connecting rod and a first transmission rod, the left extension structure and the right extension structure are respectively located below the left end and the right end of the connecting frame, the connecting rod and the first transmission rod are both connected between the top of the left extension structure and the top of the right extension structure, the connecting rod and the first transmission rod are arranged front and back and are both located in the connecting frame, the driving mechanism is transmission-connected to the first transmission rod, the bottom of the connecting rod is hinged to the base, and the connecting frame is swingably connected to the left extension structure and the right extension structure.

[0008] Furthermore, the top of the base is provided with two first lower hinged ears arranged on the left and right, and the bottom of the connecting rod is provided with two first upper hinged ears arranged on the left and right, each first upper hinged ear corresponds to a first lower hinged ear and is hinged to the corresponding first lower hinged ear.

[0009] Furthermore, a left swing mechanism is provided between the left end of the connecting frame and the left extension structure, and a right swing mechanism is provided between the right end of the connecting frame and the right extension structure.

[0010] Furthermore, the left extension structure and the right extension structure each include two bottom rods and two top rods, the two bottom rods are arranged front to back, the two top rods are arranged left to right, the two top rods are connected to the top surfaces of the two bottom rods, the connecting rod and the first transmission rod are connected to the top rods in the left extension structure and the right extension structure close to the connecting frame, the left swing mechanism and the right swing mechanism each include a first connecting plate, a second connecting plate and two swing arms arranged front to back, the first connecting plate is fixedly connected to the connecting frame, the second connecting plate is fixedly connected to the top rods away from the connecting frame, the two swing arms are located between the first connecting plate and the second connecting plate, the tops of the two swing arms are hinged to the top of the second connecting plate, and the bottoms of the two swing arms are hinged to the bottom of the first connecting plate.

[0011] Furthermore, the swing frame includes two support rods arranged on the left and right and a second transmission rod connected between the two support rods, the bottoms of the two support rods are hinged to the base, the connecting frame is connected to the two support rods, the driving mechanism is transmission-connected to the second transmission rod, and the base is connected to a swing structure.

[0012] Furthermore, two second lower hinged ears arranged on the left and right are provided on the top of the base, and second upper hinged ears are provided on the bottoms of the two support rods. Each second upper hinged ear corresponds to a second lower hinged ear and is hinged to the corresponding second lower hinged ear.

[0013] Furthermore, the swing structure includes two support seats arranged on the left and right, the base is connected between the two support seats, and the bottom surfaces of the two support seats are both concave arc surfaces.

[0014] The utility model also comprises an electric telescopic rod for pushing the sofa extension seat to extend and retract. The sofa extension seat is provided with a connecting rod. One end of the electric telescopic rod is hinged to the connecting rod, and the other end of the electric telescopic rod is hinged to one end of the connecting frame.

[0015] From the above description of the utility model, it can be seen that compared with the prior art, the utility model has the following advantages: the driving mechanism can drive the swing frame to swing back and forth, and when the swing frame swings back and forth, the connecting frame swings back and forth along with it, and at the same time, the connecting frame can also swing relative to the swing frame, or the base can swing back and forth, so that the swing amplitude of the connecting frame is larger, thereby also increasing the swing amplitude of the sofa extension seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of the first embodiment of the present utility model.

[0017] Figure 2 for Figure 1 A diagram of the structure from another angle.

[0018] Figure 3 This is a structural diagram of the second embodiment of the present utility model.

[0019] Figure 4 for Figure 3 A diagram of the structure from another angle.

[0020] Figure 5 This is a structural diagram of the first driving mechanism of the utility model.

[0021] Figure 6 This is a structural diagram of the second driving mechanism of the utility model.

[0022] Figure 7 This is a structural diagram of the third driving mechanism of the utility model.

[0023] Figure 8 This is a structural diagram of the fourth driving mechanism of the utility model.

[0024] Fig. 9 This is a structural diagram of the fifth driving mechanism of the utility model.

[0025] Fig.10 This is a structural diagram of the sixth driving mechanism of the utility model.

[0026] Fig.11 This is a structural diagram of the seventh driving mechanism of the utility model.

[0027] Fig.12 This is a structural diagram of the eighth driving mechanism of the utility model.

[0028] Fig.13This is a structural diagram of the ninth driving mechanism of the utility model. DETAILED DESCRIPTION

[0029] Embodiment 1

[0030] Reference Figure 1 and Figure 2 An electric rocking chair for elderly people to stand up with a larger swinging amplitude comprises a base 1, a rocking frame 2, a connecting frame 3 and a sofa extension seat 4. The base 1 is provided with a driving mechanism 5 for driving the rocking frame 2 to swing forward and backward. The rocking frame 2 is swingably connected to the base 1, the sofa extension seat 4 is fixedly connected to the connecting frame 3, and the connecting frame 3 is swingably connected to the rocking frame 2.

[0031] Reference Figure 1 and Figure 2 The swing frame 2 includes a left extension structure 6, a right extension structure 7, a connecting rod 8 and a first transmission rod 9. The left extension structure 6 and the right extension structure 7 are arranged symmetrically. The left extension structure 6 and the right extension structure 7 are respectively located below the left end and the right end of the connecting frame 3. The connecting rod 8 and the first transmission rod 9 are both connected between the top of the left extension structure 6 and the top of the right extension structure 7. The connecting rod 8 and the first transmission rod 9 are arranged front and back and are both located in the connecting frame 3. The driving mechanism 5 is connected to the first transmission rod 9 in a transmission manner. The bottom of the connecting rod 8 is hinged to the base 1. The connecting frame 3 is connected to the left extension structure 6 and the right extension structure 7 in a swingable manner.

[0032] Reference Figure 1 and Figure 2 The top of the base 1 is provided with two first lower hinged ears 10 arranged on the left and right, and the bottom of the connecting rod 8 is provided with two first upper hinged ears 11 arranged on the left and right, and each first upper hinged ear 11 corresponds to a first lower hinged ear 10 and is hinged to the corresponding first lower hinged ear 10. A left swing mechanism 12 is provided between the left end of the connecting frame 3 and the left extension structure 6, and a right swing mechanism 13 is provided between the right end of the connecting frame 3 and the right extension structure 7.

[0033] Reference Figure 1 and Figure 2The left extension structure 6 and the right extension structure 7 each include two bottom bars 14 and two top bars 15, the two bottom bars 14 are arranged front and back, the two top bars 15 are arranged left and right, the two top bars 15 are connected to the top surfaces of the two bottom bars 14, the connecting rod 8 and the first transmission rod 9 are connected to the top bars 15 of the left extension structure 6 and the right extension structure 7 close to the connecting frame 3. The left swing mechanism 12 and the right swing mechanism 13 are arranged symmetrically, and the left swing mechanism 12 and the right swing mechanism 13 each include a first connecting plate 16, a second connecting plate 17 and two swing arms 18 arranged front and back, the first connecting plate 16 is fixedly connected to the connecting frame 3, the second connecting plate 17 is fixedly connected to the top bar 15 away from the connecting frame 3, the two swing arms 18 are located between the first connecting plate 16 and the second connecting plate 17, the tops of the two swing arms 18 are hinged to the top of the second connecting plate 17, and the bottoms of the two swing arms 18 are hinged to the bottom of the first connecting plate 16.

[0034] Reference Figure 1 and Figure 2 The driving mechanism 5 can drive the swing frame 2 to swing back and forth, and when the swing frame 2 swings back and forth, the two swing arms 18 of the left swing mechanism 12 and the right swing mechanism 13 will also swing back and forth, and the two swing arms 18 of the left swing mechanism 12 and the right swing mechanism 13 will drive the connecting frame 3 to swing with a larger amplitude in the front and rear direction, so that the connecting frame 3 has a larger swing amplitude.

[0035] Reference Figure 1 and Figure 2 The utility model further includes an electric telescopic rod 19 for pushing the sofa extension seat 4 to extend and retract. The sofa extension seat 4 is provided with a connecting rod 20. One end of the electric telescopic rod 19 is hinged to the connecting rod 20, and the other end of the electric telescopic rod 19 is hinged to one end of the connecting frame 3. The manner in which the electric telescopic rod 19 drives the sofa extension seat 4 to extend and retract is prior art and will not be described in detail herein. Example

[0036] Reference Figure 3 and Figure 4The specific implementation of this embodiment is basically the same as that of the first embodiment, except that: the base 1 can be swung forward and backward, the swing frame 2 includes two support rods 21 arranged on the left and right and a second transmission rod 22 connected between the two support rods 21, the bottoms of the two support rods 21 are hinged to the base 1, the connecting frame 3 is connected to the two support rods 21, the driving mechanism 5 is transmission-connected to the second transmission rod 22, and the base 1 is connected with a swing structure. The top of the base 1 is provided with two second lower hinged ears 23 arranged on the left and right, and the bottoms of the two support rods 21 are both provided with second upper hinged ears 24, each second upper hinged ear 24 corresponds to a second lower hinged ear 23 and is hinged to the corresponding second lower hinged ear 23. The swing structure includes two support seats 25 arranged on the left and right, the base 1 is connected between the two support seats 25, and the bottom surfaces of the two support seats 25 are both concave arc surfaces.

[0037] Reference Figure 3 and Figure 4 The driving mechanism 5 can drive the swing frame 2 to swing back and forth, and when the swing frame 2 swings back and forth, the two support seats 25 will also swing back and forth, so that the connecting frame 3 can swing with a large amplitude in the front and rear direction.

[0038] It should be noted that, referring to 5 to Fig.13 In the above two embodiments, the structure of the driving mechanism 5 and its driving method are both prior art, and the specific structure of the driving mechanism 5 will not be described in detail here.

[0039] The above is only a specific implementation method of the utility model, but the design concept of the utility model is not limited to this. Any non-substantial changes to the utility model using this concept shall be deemed as an infringement of the protection scope of the utility model.

Claims

1. An electric rocking chair for elderly people to stand up with a larger swing amplitude, characterized by: The sofa comprises a base, a swing frame, a connecting frame and a sofa extension seat. The base is provided with a driving mechanism for driving the swing frame to swing back and forth. The swing frame is swingably connected to the base. The sofa extension seat is fixedly connected to the connecting frame. The connecting frame is swingably connected to the swing frame. Alternatively, the base is swingably arranged.

2. An electric rocking chair for elderly people to stand up with a larger swing amplitude as claimed in claim 1, characterized in that: The swing frame includes a left extension structure, a right extension structure, a connecting rod and a first transmission rod. The left extension structure and the right extension structure are respectively located below the left end and the right end of the connecting frame. The connecting rod and the first transmission rod are both connected between the top of the left extension structure and the top of the right extension structure. The connecting rod and the first transmission rod are arranged front and back and are both located in the connecting frame. The driving mechanism is connected to the first transmission rod in transmission connection, the bottom of the connecting rod is hinged to the base, and the connecting frame is swingably connected to the left extension structure and the right extension structure.

3. An electric rocking chair for elderly people to stand up with a larger swing amplitude as claimed in claim 2, characterized in that: The top of the base is provided with two first lower hinged ears arranged on the left and right, and the bottom of the connecting rod is provided with two first upper hinged ears arranged on the left and right, each first upper hinged ear corresponds to a first lower hinged ear and is hinged with the corresponding first lower hinged ear.

4. The electric rocking chair for elderly people to stand up with a larger rocking amplitude as claimed in claim 2, characterized in that: A left swing mechanism is provided between the left end of the connecting frame and the left extension structure, and a right swing mechanism is provided between the right end of the connecting frame and the right extension structure.

5. The electric rocking chair for elderly people to stand up with a larger rocking amplitude as claimed in claim 4, characterized in that: The left extension structure and the right extension structure each include two bottom rods and two top rods, the two bottom rods are arranged front to back, the two top rods are arranged left to right, the two top rods are connected to the top surfaces of the two bottom rods, the connecting rod and the first transmission rod are connected to the top rods in the left extension structure and the right extension structure close to the connecting frame, the left swing mechanism and the right swing mechanism each include a first connecting plate, a second connecting plate and two swing arms arranged front to back, the first connecting plate is fixedly connected to the connecting frame, the second connecting plate is fixedly connected to the top rod far away from the connecting frame, the two swing arms are located between the first connecting plate and the second connecting plate, the tops of the two swing arms are hinged to the top of the second connecting plate, and the bottoms of the two swing arms are hinged to the bottom of the first connecting plate.

6. The electric rocking chair for elderly people to stand up with a larger rocking amplitude as claimed in claim 1, characterized in that: The swing frame includes two support rods arranged on the left and right and a second transmission rod connected between the two support rods. The bottoms of the two support rods are hinged to the base. The connecting frame is connected to the two support rods. The driving mechanism is transmission-connected to the second transmission rod. The base is connected to a swing structure.

7. An electric rocking chair for elderly people to stand up with a larger swing amplitude as claimed in claim 6, characterized in that: The top of the base is provided with two second lower hinged ears arranged on the left and right, and the bottoms of the two support rods are each provided with a second upper hinged ear, each second upper hinged ear corresponds to a second lower hinged ear and is hinged to the corresponding second lower hinged ear.

8. The electric rocking chair for elderly people to stand up with a larger rocking amplitude as claimed in claim 6, characterized in that: The swing structure comprises two support seats arranged on the left and right, the base is connected between the two support seats, and the bottom surfaces of the two support seats are both concave arc surfaces.

9. The electric rocking chair for elderly people to stand up with a larger rocking amplitude as claimed in claim 1, characterized in that: It also includes an electric telescopic rod for pushing the sofa extension seat to extend and retract. The sofa extension seat is provided with a connecting rod. One end of the electric telescopic rod is hinged to the connecting rod, and the other end of the electric telescopic rod is hinged to one end of the connecting frame.

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