CN115500642A

CN115500642A - Mechanical stretching device for electric rocking chair of movable sofa

Info

Publication number: CN115500642A
Application number: CN202211163997.3A
Authority: CN
Inventors: 袁志勇; 李金龙
Original assignee: Jiangsu Yulong Intelligent Technology Co ltd
Current assignee: Jiangsu Yulong Intelligent Technology Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2022-12-23

Abstract

The invention provides a mechanical stretching device for an electric rocking chair of a movable sofa, and relates to the technical field of stretching devices. This electronic rocking chair machinery of activity sofa extends device, including the base, a plurality of erection column of the upper end fixedly connected with of base, the cavity has been seted up to the inside of erection column, the inside fixedly connected with second motor of cavity, the output shaft fixedly connected with threaded rod of second motor, the surface threaded connection of threaded rod has the lifter, the upper end fixedly connected with cushion of lifter, the upper end fixedly connected with mount pad of cushion, the inside symmetry of mount pad is provided with first motor, the first rotation pole of the output shaft fixedly connected with of first motor, one side fixedly connected with fourth gear of first rotation pole. Through setting up first motor, first dwang, first gear, second gear, third gear, fourth gear, connecting rod, second dwang, connecting plate, fixed tooth, drive the back and extend.

Description

Mechanical stretching device for electric rocking chair of movable sofa

Technical Field

The invention relates to the technical field of stretching devices, in particular to an electric rocking chair mechanical stretching device for a movable sofa.

Background

The electromechanical stretching device is a functional frame product with more application of the prior functional sofa seat, and a user can adjust different states of the sofa seat according to self requirements (such as sitting posture and lying posture), thereby being comfortable and convenient.

The applicant finds that a Chinese patent discloses a mechanical stretching device of an electric rocking chair of a movable sofa through retrieval when applying the invention, and the application number of the mechanical stretching device is CN201320556627.6, the backrest and the foot pad plate stretch simultaneously when the mechanical stretching device operates, the experience is better for some people, but for the other people, the backrest and the foot pad plate stretch simultaneously, the bending degree of the backrest and the foot cannot be adjusted to a proper position, the backrest and the foot cannot be stretched separately, and the height of a cushion cannot be adjusted.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an electric rocking chair mechanical stretching device for a movable sofa, which solves the problems that the stretching cannot be separately carried out and the height of a cushion cannot be adjusted.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a mechanical stretching device of an electric rocking chair of a movable sofa comprises a base, wherein a plurality of mounting columns are fixedly connected to the upper end of the base, cavities are formed in the mounting columns, a second motor is fixedly connected to the interior of each cavity, a threaded rod is fixedly connected to an output shaft of the second motor, a lifting rod is in threaded connection with the outer surface of the threaded rod, a cushion is fixedly connected to the upper end of the lifting rod, a mounting seat is fixedly connected to the upper end of the cushion, first motors are symmetrically arranged in the mounting seat, a first rotating rod is fixedly connected to an output shaft of the first motor, a fourth gear is fixedly connected to one side of the first rotating rod, and a third gear is meshed and connected to one side of the fourth gear;

the both sides of mount pad are all rotated and are connected with the second dwang, the second dwang runs through the mount pad, the first gear of one side fixedly connected with of second dwang, one side meshing of first gear is connected with the second gear, the opposite side fixedly connected with connecting plate of second dwang, the lower extreme of second gear and the upper end fixedly connected with connecting rod of third gear, the external surface fixedly connected with back of second dwang, the first fixing base of one side fixedly connected with of cushion, the inboard of first fixing base is rotated and is connected with first commentaries on classics piece, the lower extreme fixedly connected with foot backing plate of first commentaries on classics piece, one side fixedly connected with second fixing base of foot backing plate, the inboard of second fixing base is rotated and is connected with electric putter, one side fixedly connected with second commentaries on classics piece of electric putter, the inboard of second commentaries on classics piece is rotated and is connected with the third fixing base, the upper end symmetry of base is provided with the protection box.

Preferably, the inside of erection column has seted up the lift groove, the spacing groove has been seted up in the outside in lift groove.

Preferably, the lower end of the lifting rod is fixedly connected with a limiting plate.

Preferably, one side of the connecting plate is fixedly connected with a plurality of fixing teeth, and the fixing teeth and the connecting plate are positioned in the backrest.

Preferably, the upper end of second gear and the equal fixedly connected with third dwang of lower extreme of third gear, the one end of third dwang is rotated and is connected with the bearing, the one end fixed connection of bearing is in the inner wall of protection box.

Preferably, the lower end of the third fixing seat is fixedly connected with the upper end of the base.

Preferably, the first gear, the second gear, the third gear, the fourth gear and the connecting rod are all located in the protection box.

Preferably, one side of the protection box is fixedly connected with a handrail.

(III) advantageous effects

The invention provides an electric rocking chair mechanical stretching device for a movable sofa. The method has the following beneficial effects:

1. through setting up first motor, first dwang, first gear, second gear, third gear, fourth gear, connecting rod, second dwang, connecting plate, fixed tooth, drive the back and extend.

2. Through setting up electric putter, second fixing base, second commentaries on classics piece, third fixing base, first commentaries on classics piece, drive the heelpiece board and extend.

3. Through setting up second motor, threaded rod, lifter, drive the cushion and go up and down, carry out the regulation of height, the practicality is strong.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side view of the internal structure of the present invention;

fig. 4 is a schematic view of the internal structure of the mounting post of the present invention.

Wherein, 1, a base; 2. mounting a column; 3. a lifting rod; 4. a cushion; 5. a protective case; 6. a mounting seat; 7. a backrest; 8. a handrail; 9. a first fixed seat; 10. a first rotating block; 11. a footplate; 12. a second fixed seat; 13. an electric push rod; 14. a second rotating block; 15. a third fixed seat; 16. a first gear; 17. a second gear; 18. a connecting rod; 19. a third gear; 20. a fourth gear; 21. fixing teeth; 22. a connecting plate; 23. a second rotating lever; 24. a first motor; 25. a first rotating lever; 26. a limiting groove; 27. a lifting groove; 28. a limiting plate; 29. a threaded rod; 30. a cavity; 31. a second motor; 32. a bearing; 33. and a third rotating rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1-4, an embodiment of the present invention provides a mechanical stretching device for an electric rocking chair of a movable sofa, including a base 1, wherein the upper end of the base 1 is fixedly connected with a plurality of mounting posts 2, cavities 30 are formed inside the mounting posts 2, a second motor 31 is fixedly connected inside the cavities 30, an output shaft of the second motor 31 is fixedly connected with a threaded rod 29, an outer surface of the threaded rod 29 is connected with a lifting rod 3 through a thread, the upper end of the lifting rod 3 is fixedly connected with a seat cushion 4, the seat cushion 4 is driven to lift by the arrangement of the second motor 31, the threaded rod 29 and the lifting rod 3, so as to adjust the height, and the practicability is strong, the upper end of the seat cushion 4 is fixedly connected with a mounting seat 6, the first motor 24 is symmetrically arranged inside the mounting seat 6, an output shaft of the first motor 24 is fixedly connected with a first rotating rod 25, a fourth gear 20 is fixedly connected to one side of the first rotating rod 25, and a third gear 19 is engaged with one side of the fourth gear 20;

the both sides of mount pad 6 are all rotated and are connected with second dwang 23, second dwang 23 runs through mount pad 6, the first gear 16 of one side fixedly connected with of second dwang 23, one side meshing of first gear 16 is connected with second gear 17, the opposite side fixedly connected with connecting plate 22 of second dwang 23, the lower extreme of second gear 17 and the upper end fixedly connected with connecting rod 18 of third gear 19, the outer fixed surface of second dwang 23 is connected with back 7, through setting up first motor 24, first dwang 25, first gear 16, second gear 17, third gear 19, fourth gear 20, connecting rod 18, second dwang 23, connecting plate 22, fixed tooth 21, it extends to drive back 7, the first fixing base 9 of one side fixedly connected with of cushion 4, the inboard rotation of first fixing base 9 is connected with first commentaries on classics piece 10, the lower extreme fixedly connected with footplate 11 of first dwang 10, one side fixedly connected with second fixing base 12 of footplate 11, the inboard rotation of second fixing base 12 is connected with electric putter 13, one side fixedly connected with second dwang 14 of electric putter 13, the inboard rotation of second dwang 14 sets up the protection base 12 and carries out the symmetry of second dwang 15, protection base 12 is provided with the inboard protection base 14, the second dwang 14.

Lifting groove 27 has been seted up to the inside of erection column 2, spacing groove 26 has been seted up in the outside of lifting groove 27, the lower extreme fixedly connected with limiting plate 28 of lifter 3, through setting up limiting groove 26, limiting plate 28, it is spacing to lifter 3, one side fixedly connected with a plurality of fixed tooth 21 of connecting plate 22, through setting up connecting plate 22, fixed tooth 21, make things convenient for the rotation of back 7, fixed tooth 21 and connecting plate 22 are located inside back 7, the upper end of second gear 17 and the equal fixedly connected with third dwang 33 of the lower extreme of third gear 19, the one end of third dwang 33 rotates and is connected with bearing 32, through setting up third dwang 33, bearing 32, to third gear 19, second gear 17 supports, bearing 32's one end fixed connection in the inner wall of protection box 5, the lower extreme fixed connection of third fixing base 15 and the upper end of base 1, first gear 16, second gear 17, third gear 19, fourth gear 20, connecting rod 18 all is located protection box 5, to first gear 16, second gear 17, third gear 19, fourth gear 20, connecting rod 18 all is located protection box 5, it is convenient one side that protection box's hand was placed to the handrail 8.

The working principle is as follows: when the mechanical stretching device for the electric rocking chair of the movable sofa is used, the device is connected with an external power supply, when the backrest 7 needs to be stretched, the first motor 24 is started, the first motor 24 drives the first rotating rod 25 to rotate, the first rotating rod 25 drives the fourth gear 20 to rotate, the fourth gear 20 drives the third gear 19 to rotate, the third gear 19 drives the connecting rod 18 to rotate, the connecting rod 18 drives the second gear 17 to rotate, the second gear 17 drives the first gear 16 to rotate, and the first gear 16 drives the second rotating rod 23 to rotate, so that the backrest 7 is driven to stretch; when the foot pad 11 needs to be stretched, the electric push rod 13 is started, and the electric push rod 13 pushes the foot pad 11 to rotate so as to realize stretching; when the height of the cushion 4 needs to be adjusted, the second motor 31 is started, the second motor 31 drives the threaded rod 29 to rotate, the threaded rod 29 drives the lifting rod 3 to lift, the cushion 4 is driven to lift, and the height of the cushion 4 is adjusted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electronic rocking chair mechanical stretching device of activity sofa, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a plurality of mounting columns (2), cavities (30) are formed in the mounting columns (2), second motors (31) are fixedly connected to the interiors of the cavities (30), output shafts of the second motors (31) are fixedly connected with threaded rods (29), outer surfaces of the threaded rods (29) are in threaded connection with lifting rods (3), upper ends of the lifting rods (3) are fixedly connected with cushions (4), upper ends of the cushions (4) are fixedly connected with mounting seats (6), first motors (24) are symmetrically arranged in the mounting seats (6), output shafts of the first motors (24) are fixedly connected with first rotating rods (25), one sides of the first rotating rods (25) are fixedly connected with fourth gears (20), and one sides of the fourth gears (20) are connected with third gears (19) in a meshed mode;

the utility model discloses a safety protection box, including mount pad (6), one side fixedly connected with first gear (16) of second dwang (23), one side meshing of first gear (16) is connected with second gear (17), opposite side fixedly connected with connecting plate (22) of second dwang (23), the lower extreme of second gear (17) and upper end fixedly connected with connecting rod (18) of third gear (19), the outer fixed surface of second dwang (23) is connected with back (7), the first fixing base (9) of one side fixedly connected with of cushion (4), the inboard rotation of first fixing base (9) is connected with first commentaries on classics piece (10), the lower extreme fixedly connected with foot backing plate (11) of first commentaries on classics piece (10), one side fixedly connected with second fixing base (12) of foot backing plate (11), the inboard rotation of second fixing base (12) is connected with electric putter (13), one side fixedly connected with second commentaries on classics piece (14) of electric putter (13), second commentaries on classics piece (14) rotation is provided with protection box (5) inboard symmetry (1).

2. The mechanical stretching apparatus for an electric rocking chair of an active sofa as claimed in claim 1, wherein: a lifting groove (27) is formed in the mounting column (2), and a limiting groove (26) is formed in the outer side of the lifting groove (27).

3. The mechanical stretching device for an electric rocking chair of an active sofa as claimed in claim 1, wherein: the lower end of the lifting rod (3) is fixedly connected with a limiting plate (28).

4. The mechanical stretching device for an electric rocking chair of an active sofa as claimed in claim 1, wherein: one side of the connecting plate (22) is fixedly connected with a plurality of fixed teeth (21), and the fixed teeth (21) and the connecting plate (22) are positioned in the backrest (7).

5. The mechanical stretching device for an electric rocking chair of an active sofa as claimed in claim 1, wherein: the equal fixedly connected with third dwang (33) of lower extreme of the upper end of second gear (17) and third gear (19), the one end of third dwang (33) is rotated and is connected with bearing (32), the one end fixed connection of bearing (32) is in the inner wall of protection box (5).

6. The mechanical stretching device for an electric rocking chair of an active sofa as claimed in claim 1, wherein: the lower end of the third fixed seat (15) is fixedly connected with the upper end of the base (1).

7. The mechanical stretching device for an electric rocking chair of an active sofa as claimed in claim 1, wherein: the first gear (16), the second gear (17), the third gear (19), the fourth gear (20) and the connecting rod (18) are all located in the protection box (5).

8. The mechanical stretching apparatus for an electric rocking chair of an active sofa as claimed in claim 1, wherein: one side of the protection box (5) is fixedly connected with a handrail (8).