CN215347923U

CN215347923U - Electric swinging sofa

Info

Publication number: CN215347923U
Application number: CN202120364897.1U
Authority: CN
Inventors: 李云海; 穆仁杨; 许文祥; 许光恒; 沈勤英; 胡芳园; 张天雨
Original assignee: Kuka Home Co Ltd
Current assignee: Kuka Home Co Ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-12-31
Anticipated expiration: 2031-02-07

Abstract

The application relates to an electric rocking sofa, which relates to the technical field of electric furniture and comprises a base and a bearing piece arranged above the base; the method is characterized in that: the electromagnetic driving device comprises an output piece with a linear motion track, and the output piece drives the swinging piece to swing; the electric rocking sofa further comprises a stretching device mounted to the rocking member. This application has the effect that improves sofa life-span.

Description

Electric swinging sofa

Technical Field

The application relates to the technical field of electric furniture, in particular to an electric rocking sofa.

Background

Various furniture at present gradually tend to electronization, intellectuality to the sofa is for example, has appeared the sofa that has electronic swing function gradually on the market now, still has the electric control callus on the sole to lift up the function simultaneously even simultaneously, can finally provide more humanized experience for the user.

In the electric sofa in the related art, one or more electric cylinders are often selected to drive the whole sofa to realize swinging and foot pad lifting operations; however, due to the fact that the overall mass of the user and the sofa is large, overload operation of the motor on the electric cylinder can occur, the motor can be burnt out after long-time work, and the service life is usually short.

SUMMERY OF THE UTILITY MODEL

In order to improve the sofa life, the application provides an electronic sofa that sways.

The application provides an electronic sofa that sways adopts following technical scheme:

an electric swinging sofa comprises a base and a bearing piece arranged above the base; the electromagnetic driving device comprises an output piece with a linear motion track, and the output piece drives the swinging piece to swing; the electric rocking sofa further comprises a stretching device arranged on the rocking piece

Through adopting above-mentioned technical scheme, replace original electric jar with electromagnetic drive device, have better life-span, because electromagnetic drive device's electromagnetism portion and output piece are not lug connection, but rely on magnetic force to accomplish the drive, in other words, when the sofa adds the whole quality of user too big and lead to output piece can't continue to advance, electromagnetic drive device's electromagnetism portion also can not transship and lead to the electric current too big, the temperature risees and accelerates, so the sofa of this scheme can realize stopping after meetting the hindrance, the security is high, holistic life is also long.

Preferably, the stretching device comprises a driving electric cylinder, a first connecting rod assembly connected to the swinging piece and a second connecting rod assembly connected to the first connecting rod assembly, and a foot pad mounting piece is arranged on the second connecting rod assembly; the driving electric cylinder comprises a cylinder body and a driving piece, wherein the cylinder body is connected to the first connecting rod assembly, and the driving piece is connected to the second connecting rod assembly, or the cylinder body is connected to the second connecting rod assembly, and the driving piece is connected to the first connecting rod assembly.

By adopting the technical scheme, the electric cylinder has the advantage of long stroke generally, so that the electric cylinder is driven to drive the foot pad to extend, the extendable range of the foot pad is larger, and the user experience is improved; and the foot pad is usually stretched without a large driving force, so that the foot pad stretching module does not have the problem of low service life caused by overload.

Preferably, the driving member is arranged on the outer wall of the cylinder body and moves along the length direction of the cylinder body.

Through adopting above-mentioned technical scheme, adopt above-mentioned electric jar to make the space that this electric jar occupied on the base littleer, more make things convenient for the design of sofa.

Preferably, the path of movement of the cylinder is greater than the path of movement of the drive member.

Through adopting above-mentioned technical scheme, be equivalent to, under the restriction of first link assembly, the driving piece is not very movable, and the cylinder body then moves with great amplitude to improve the thermal diffusivity of installing in the motor of cylinder body.

Preferably, the swing piece is provided with a track, and one end of the output piece is connected to the track in a sliding and rotating manner.

By adopting the technical scheme, the swinging piece can be driven to stably swing only through the transverse movement of the output piece.

Preferably, one end of the output member is rotatably connected with a rolling member, and the rolling member is embedded in the track.

Through adopting above-mentioned technical scheme, reduce the frictional force of output piece and track to realize energy-conservation and reduce and sway the noise.

Preferably, the swinging piece comprises two swinging rods rotatably connected to the base and a connecting rod rotatably connected to free ends of the two swinging rods, and the output piece applies acting force to the swinging rods.

By adopting the technical scheme, the stable-swinging parallelogram structure is formed, so that the installation position is provided for the subsequent stretching device.

Preferably, the swing pieces are provided with two groups and are respectively arranged on two sides of the base, the output piece is connected to one of the swing pieces, two groups of linkage rods are connected between the two groups of swing pieces, and two ends of each group of linkage rods are respectively and fixedly connected to corresponding swing rods in the two groups of swing pieces.

By adopting the technical scheme, the swinging pieces on the two sides of the base can synchronously swing through the power transmission of the linkage rod, so that the installation position of the stretching device is further enlarged.

Preferably, the electric rocking sofa further comprises an operating handle electrically connected to the electromagnetic driving device and the stretching device.

By adopting the technical scheme, the user can control the starting and stopping of the electromagnetic driving device and the stretching device by operating the hand disc.

To sum up, this application includes following at least one electronic sofa beneficial technical effect that sways:

1. when enough resistance force hinders the output piece to continue to advance, the output piece stops advancing randomly and is in a state of resisting against the resistance force, but the electromagnetic driving device is not in an overload state at the moment, so that the problems of overheating and service life reduction caused by overlarge current are not easy to occur;

2. because the electric cylinder usually has the advantage of long stroke, the electric cylinder is driven to drive the foot pad to extend in the scheme, so that the extendable range of the foot pad is larger, and the user experience degree is improved;

3. because the driving piece is arranged on the outer wall of the cylinder body and moves along the length direction of the cylinder body, the electric cylinder can occupy smaller space on the base, and the sofa is more convenient to design.

Drawings

FIG. 1 is a schematic diagram of a partially exploded structure of an electric rocking sofa according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of various components on a base according to an embodiment of the present application;

FIG. 3 is a structural connection diagram of the operating handle, the electromagnetic driving device and the driving electric cylinder according to the embodiment of the present application;

FIG. 4 is a schematic structural view of a rocking member according to an embodiment of the present application;

FIG. 5 is a schematic view of an exemplary embodiment of the present application;

fig. 6 is a schematic view of another perspective structure of the stretching device according to the embodiment of the present application.

Description of reference numerals: 1. a base; 11. a carrier; 12. an electromagnetic drive device; 121. an output member; 122. a rolling member; 123. a track; 13. an operating dial; 2. a rocking member; 21. a swing rod; 22. a connecting rod; 221. a horizontal segment; 222. a tilting section; 23. a linkage rod; 3. a stretching device; 31. driving an electric cylinder; 311. a cylinder body; 312. a drive member; 4. a first link assembly; 41. a first lever; 42. a second lever; 43. a third lever; 44. a connecting portion; 5. a second linkage assembly; 51. a fourth bar; 52. a fifth lever; 53. a sixth rod; 54. a seventh lever; 55. an eighth bar; 56. a ninth bar; 57. a movable main rod; 58. a movable auxiliary rod; 6. a foot pad mounting member; 61. mounting a rod; 62. a support sheet; 63. a cross frame rod; 7. a power adapter.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an electric rocking sofa.

Referring to fig. 1 and 2, the electric rocking sofa includes a base 1, a bearing member 11 disposed above the base 1, an electromagnetic driving device 12 installed on the base 1, a rocking member 2 rotatably connected to the base 1, and a stretching device 3 installed on the rocking member 2, wherein the electromagnetic driving device 12 includes an output member 121 having a linear motion trajectory, the output member 121 drives the rocking member 2 to rock, and the stretching device 3 may be provided with a foot pad and can stretch the foot pad.

Referring to fig. 2 and 3, the electric rocking sofa further includes an operating handle 13, the operating handle 13 is provided with a button for a user to control the electromagnetic driving device 12 and the stretching device 3 to start and stop, and the operating handle 13 is electrically connected to the driving electric cylinder 31 in the electromagnetic driving device 12 and the stretching device 3; the operating handle disc 13 can be optionally fixed at a certain position of the sofa and can also be optionally movably connected with the sofa; the electromagnetic driving device 12 can be supplied with ac power directly, and the power supply of the stretching device 3 needs to be rectified and stabilized by the power adapter 7.

The output member 121 completes linear motion by means of electromagnetic driving, when enough resistance force hinders the output member 121 to continue to advance, the output member 121 stops advancing randomly and is in a state of resisting against the resistance force, but at the moment, the electromagnetic driving device 12 is not in an overload state, and the problems of overheating and service life reduction caused by overlarge current are not easy to occur.

Referring to fig. 4, the swinging member 2 includes two swing rods 21 rotatably connected to the base 1, and a connecting rod 22 rotatably connected to free ends of the two swing rods 21, and the integral swinging member 2 is substantially in a parallelogram structure with stable swinging; the bearing part 11 can be selectively arranged on the swing rod 21 or the connecting rod 22; the swing pieces 2 are provided with two groups and are respectively positioned at two sides of the base 1, two swing rods 21 in one group of swing pieces 2 correspond to two swing rods 21 in the other group of swing pieces 2 one by one, two groups of linkage rods 23 are arranged between the two groups of swing pieces 2, only one linkage rod 23 can be selected from each group, and two ends of each group of linkage rods 23 are respectively and fixedly connected to the corresponding swing rods 21 in the two groups of swing pieces 2; the output member 121 is substantially H-shaped, and extends out of one end and is rotatably connected with a rolling member 122, wherein a rail 123 is fixed on one swing rod 21 of one group of the swing members 2, and the rolling member 122 is embedded in the rail 123 and abuts against two inner walls of the rail 123.

When the output member 121 drives the rolling member 122 to reciprocate transversely, the rail 123 and the swing rod 21 are driven to swing around the pivot rotating on the base 1, so as to drive the whole swing member 2 to swing, and the extension device connected to the swing member 2 can swing immediately, i.e. the sofa can swing while extending.

Referring to fig. 5 and 6, the stretching device 3 includes a driving electric cylinder 31, a first connecting rod 22 assembly connected to the rocking member 2, and a second connecting rod 22 assembly connected to the first connecting rod 22 assembly, the second connecting rod 22 assembly is provided with a foot pad mounting member 6, and the first connecting rod 22 assembly and the second connecting rod 22 assembly are provided with two sets and respectively provided at both sides of the base 1 to be matched with the rocking member 2; the driving electric cylinder 31 comprises a cylinder body 311 and a driving part 312, the cylinder body 311 is connected to the first connecting rod 22 assembly, the driving part 312 is connected to the second connecting rod 22 assembly, or the cylinder body 311 is connected to the second connecting rod 22 assembly, and the driving part 312 is connected to the first connecting rod 22 assembly, in this embodiment, the cylinder body 311 is connected to the second connecting rod 22 assembly, and the driving part 312 is connected to the first connecting rod 22 assembly, which corresponds to that, under the limitation of the first connecting rod 22 assembly, the driving part 312 has a smaller action amplitude, and the cylinder body 311 moves with a larger amplitude, so as to improve the heat dissipation of the motor installed on the cylinder body 311; the driving member 312 is disposed on the outer wall of the cylinder 311 and moves along the length direction of the cylinder 311, so that the electric cylinder occupies a smaller space above the base 1, and the sofa is more convenient to design.

The first link 22 assembly includes a first rod 41, a second rod 42, a third rod 43 and a connecting portion 44, and it should be noted that the link 22 is substantially L-shaped and includes a horizontal section 221 and a tilted section 222, and the free end of the swing link 21 is rotatably connected to the horizontal section 221; one end of the first rod 41 and one end of the second rod 42 are both rotatably connected to the tilting section 222, the first rod 41 and the second rod 42 are arranged in a crossed and non-interference manner, the other end of the first rod 41 and the other end of the second rod 42 are both rotatably connected to the third rod 43, and the lower end of the third rod 43 is bent and rotatably connected to the connecting part 44; the mounting rod 61 is fixedly connected between the two connecting parts 44 in the two groups of first connecting rod 22 assemblies, and the bottom of the driving part 312 is fixedly connected to the upper surface of the mounting rod 61;

the second connecting rod 22 assembly comprises a fourth rod 51, a fifth rod 52, a sixth rod 53, a seventh rod 54, an eighth rod 55, a ninth rod 56, a movable main rod 57 and a movable auxiliary rod 58, the fourth rod 51, the fifth rod 52, the sixth rod 53 and the seventh rod 54 are rotatably connected to form a quadrilateral structure, the fourth rod 51 is further crosswise arranged with and rotatably connected to the second rod 42, and the rotating point of the fourth rod 51 and the second rod 42 is positioned outside the quadrilateral structure; the fifth rod 52 is opposite to the seventh rod 54, and the fourth rod 51 is opposite to the sixth rod 53; the fifth rod 52 intersects with the end of the sixth rod 53 and extends outwardly, the extended end of the fifth rod 52 is pivotally connected to the lower end of the ninth rod 56, and the foot pad mounting member 6 is pivotally connected between the extended end of the sixth rod 53 and the upper end of the ninth rod 56; the middle section of the ninth rod 56 is rotatably connected with a support plate 62, the support plate 62 is also rotatably connected with the sixth rod 53, and the support plate 62, the sixth rod 53, the ninth rod 56 and the fifth rod 52 also form a parallelogram structure.

A cross frame rod 63 is fixedly connected between the two fifth rods 52 of the two groups of second connecting rod 22 assemblies, and the tail part of the cylinder body 311 is rotatably connected to the middle section of the cross frame rod 63; when the driving electric cylinder 31 works, the second rod 42 is driven to turn over and the fourth rod 51 is driven to rotate along with the rotation of the connecting part 44 and the limitation of the first rod 41, so that the quadrangles related to the fourth rod 51 and the fifth rod 52 are driven to deform; for example, when the foot pad mounting member 6 is in an outward extending state, when the electric cylinder 31 is driven to contract, the connecting portion 44 rotates towards the cross bar 63, and is limited by the first rod 41, one end of the second rod 42 connected to the third rod 43 is turned downwards to drive the fourth rod 51 to turn, so that the distance between the fifth rod 52 and the seventh rod 54 gradually approaches the first connecting rod 22 assembly while being enlarged, and the cross bar 63 connected to the cylinder 311 also approaches the first connecting rod 22 assembly; at the same time, the angle between the fifth rod 52 and the ninth rod 56 becomes smaller, and the foot pad mounting member 6 is retracted inward.

One end of the eighth rod 55 is rotatably connected to the seventh rod 54, and the connection point is located on a quadrilateral frame formed by the fourth rod 51, the fifth rod 52, the sixth rod 53 and the seventh rod 54; the other end of the eighth rod 55 is rotatably connected to one end of the movable main rod 57, the other end of the movable main rod 57 is rotatably connected to one end of the movable auxiliary rod 58, and the other end of the movable auxiliary rod 58 is rotatably connected to the horizontal section 221.

The implementation principle of the embodiment is as follows:

1. by controlling the operating hand disk 13, the electromagnetic driving device 12 can drive the swinging member 2 to swing back and forth, so as to drive the bearing member 11 mounted on the swinging member 2 to swing; when sufficient resistance force hinders the output part 121 to continue to advance, the output part 121 stops advancing randomly and is in a state of resisting against the resistance force, but the electromagnetic driving device 12 is not in an overload state at the moment, so that the problems of overheating and service life reduction caused by overlarge current are not easy to occur;

2. when the user needs the extension device 3 to extend, the driving electric cylinder 31 can be extended or retracted by controlling the operation handwheel 13 to respectively extend or retract the foot pad mounting member 6.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An electric rocking sofa comprises a base (1) and a bearing piece (11) arranged above the base (1); the method is characterized in that: the swing mechanism is characterized by further comprising an electromagnetic driving device (12) arranged on the base (1) and a swing piece (2) rotatably connected to the base (1), wherein the electromagnetic driving device (12) comprises an output piece (121) with a linear motion track, and the output piece (121) drives the swing piece (2) to swing; the electric swing sofa also comprises a stretching device (3) arranged on the swing piece (2).

2. The electric rocking sofa of claim 1, wherein: the stretching device (3) comprises a driving electric cylinder (31), a first connecting rod (22) component connected to the swinging piece (2) and a second connecting rod (22) component connected to the first connecting rod (22), and a foot pad mounting piece (6) is arranged on the second connecting rod (22) component; the driving electric cylinder (31) comprises a cylinder body (311) and a driving piece (312), wherein the cylinder body (311) is connected to the first connecting rod (22) component, and the driving piece (312) is connected to the second connecting rod (22) component, or the cylinder body (311) is connected to the second connecting rod (22) component, and the driving piece (312) is connected to the first connecting rod (22) component.

3. The electric rocking sofa of claim 2, wherein: the driving piece (312) is arranged on the outer wall of the cylinder body (311) and moves along the length direction of the cylinder body (311).

4. The electric rocking sofa of claim 3, wherein: the moving path of the cylinder (311) is larger than that of the driving piece (312).

5. The electric rocking sofa of claim 1, wherein: a track (123) is arranged on the swing piece (2), and one end of the output piece (121) is connected to the track (123) in a sliding and rotating mode.

6. The electric rocking sofa of claim 5, wherein: one end of the output member (121) is rotatably connected with a rolling member (122), and the rolling member (122) is embedded in the track (123).

7. The electric rocking sofa of claim 1, wherein: the swinging piece (2) comprises two swinging rods (21) rotatably connected to the base (1) and a connecting rod (22) rotatably connected to the free ends of the two swinging rods (21), and the output piece (121) applies acting force to the swinging rods (21).

8. The electric rocking sofa of claim 7, wherein: the swing piece (2) is provided with two groups of swing pieces and is respectively arranged on two sides of the base (1), the output piece (121) is connected to one group of swing pieces (2), two groups of linkage rods (23) are connected between the two groups of swing pieces (2), and two ends of each group of linkage rods (23) are respectively and fixedly connected to corresponding swing rods (21) in the two groups of swing pieces (2).

9. The electric rocking sofa of claim 1, wherein: the electric rocking sofa also comprises an operating hand disc (13) electrically connected with the electromagnetic driving device (12) and the stretching device (3).