CN215126408U

CN215126408U - Sofa with headrest regulator

Info

Publication number: CN215126408U
Application number: CN202120860620.8U
Authority: CN
Inventors: 潘海权; 郭勇华
Original assignee: Guangzhou Second Senior Brother Furniture Material Co ltd
Current assignee: Guangzhou Second Senior Brother Furniture Material Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-12-14
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a sofa with headrest regulator, including sofa skeleton, its characterized in that: be equipped with the headrest regulator on the sofa skeleton, the headrest regulator, including left branch strut, left connecting piece, right branch strut, right connecting piece, headrest board, left extension spring, right extension spring, transmission cross axle, left L shaped plate, right L shaped plate and electric putter, the structure of left side connecting piece and right connecting piece is the same, and electric putter passes through the transmission arm and drives the transmission cross axle, and the transmission cross axle drives left connecting piece, right connecting piece through left slide bar and right slide bar and rotates, and left connecting piece and right connecting piece drive headrest board and rotate predetermined angle. This patent has set up the arc hole about on the connecting piece, and left and right sides slide bar can slide in the arc hole to it is taut to use the extension spring, when electric putter breaks down, can push the headrest rotation with the people's hand, thereby reserves the space for the maintenance of sofa, and this kind of structure has made things convenient for the maintenance greatly.

Description

Sofa with headrest regulator

Technical Field

The utility model relates to a sofa field specifically relates to a sofa with headrest regulator.

Background

When the existing sofa with the headrest adjuster fails, the headrest rotates, and at the moment, the upper end of the sofa is blocked by the headrest, so that the maintenance of parts in the sofa is inconvenient. For example, the national intellectual property office discloses a patent publication No. CN111572780A, which discloses inventive aspects directed to an adjustable headrest assembly attached to a seat back, comprising: an adapter plate assembly attachable to a front portion of a seat back or a seat back element; the headrest is arranged in front of the connecting plate component; and an adjustment mechanism movably coupling the headrest to the adapter plate assembly. The adjustment mechanism includes a linear slide mounted to the headrest, first and second carriages slidable along the linear slide, and first and second connecting rods, wherein the first connecting rod is pivotally attached to the first carriage and the tipping plate assembly, and the second connecting rod is pivotally attached to the second carriage and the tipping plate assembly. In some embodiments, the adjustment mechanism may allow at least one of forward translational, lateral translational and rotational adjustment of the headrest. In some embodiments, the first connecting rod may be pivotally attached at one end to the first carriage and pivotally attached at an opposite end to the adapter plate assembly such that the first connecting rod is rotatable between a first position parallel to the adapter plate assembly and a second position at an angle to the adapter plate assembly, and wherein the second connecting rod may be pivotally attached at one end to the second carriage and pivotally attached at an opposite end to the adapter plate assembly such that the second connecting rod is rotatable between a first position parallel to the adapter plate assembly and a second position at an angle to the adapter plate assembly. In some embodiments, the first and second connecting rods may be rotated outward in opposite directions to drive the headrest away from the adapter plate assembly and inward in opposite directions to drive the headrest toward the adapter plate assembly. In another aspect, the inventive concepts disclosed herein relate to an aircraft passenger seat assembly including a seat back and an adjustable headrest assembly attached to the seat back. The adjustable headrest assembly includes: assembling a plate; a headrest arranged in front of the assembling plate; and an adjustment mechanism movably coupling the headrest to the adapter plate, the adjustment mechanism comprising: the headrest system includes a linear slide mounted to the headrest, first and second carriages slidable along the linear slide, and first and second connecting rods, the first connecting rod pivotally attached to the first carriage and the adapter plate, the second connecting rod pivotally attached to the second carriage and the adapter plate.

The above patent documents have a drawback of inconvenient push-care.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a sofa with a headrest adjuster, which solves one or more of the problems of the prior art and provides at least one of the advantages of the present invention.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a sofa with headrest regulator, includes sofa skeleton, its characterized in that: the sofa frame is provided with a headrest adjuster, the headrest adjuster comprises a left support frame, a left connecting piece, a right support frame, a right connecting piece, a headrest plate, a left tension spring, a right tension spring, a transmission cross shaft, a left L-shaped plate, a right L-shaped plate and an electric push rod, the left connecting piece and the right connecting piece are identical in structure, the left connecting piece comprises a hinged triangular plate and a fixed plate, the fixed plate is connected with the upper corner edge of the hinged triangular plate and is perpendicular to the hinged triangular plate, the fixed plate is provided with a fixed hole, the other two corners of the hinged triangular plate are respectively provided with a hinged hole and a through hole, the surface of the hinged triangular plate is provided with an arc-shaped hole, the circle center of the arc-shaped hole is positioned at the center of the hinged hole, and the two ends of the headrest plate are respectively fixed at the fixed hole on the fixed plate of the left connecting piece and the fixed hole on the fixed plate of the right connecting piece through screws, the left connecting piece and the right connecting piece are respectively hinged in a hinge hole at the upper end of the left supporting frame and a hinge hole at the upper end of the right supporting frame through a left hinge shaft and a right hinge shaft, the left supporting frame and the right supporting frame are respectively fixed on a left side plate and a right side plate of the sofa framework, one end of a left tension spring is connected with a through hole on a hinge triangle plate of the left connecting piece, the other end of the left tension spring is connected with a through hole on the hinge triangle plate of the right connecting piece, the two ends of a transmission cross shaft are respectively fixedly connected with a left L-shaped plate and a right L-shaped plate, a left sliding rod and a left hinge hole are arranged on the surface of the left L-shaped plate, one end of the left sliding rod extends into an arc-shaped hole on the hinge triangle plate of the left connecting piece, the left hinge hole is inserted on the left hinge shaft, a right sliding rod and a right hinge hole are arranged on the surface of the right L-shaped plate, one end of the right sliding rod extends into an arc-shaped hole in a hinged triangular plate of the right connecting piece, a right hinged hole is inserted in a right hinged shaft, a transmission arm is arranged on a transmission transverse shaft, the upper end of an electric push rod is hinged to the transmission arm, the electric push rod drives the transmission transverse shaft through the transmission arm, the transmission transverse shaft drives the left connecting piece and the right connecting piece to rotate through the left sliding rod and the right sliding rod, and the left connecting piece and the right connecting piece drive the headrest plate to rotate by a preset angle.

Further, the transmission cross shaft is of a hollow square tube structure, and two ends of the transmission cross shaft are fixedly connected with the left L-shaped plate and the right L-shaped plate through screws.

Further, the fixing hole is an elongated hole.

Further, the number of the fixing holes is two.

Furthermore, the lower end of the left support frame and the lower end of the right support frame are connected with a fixed bottom beam, a lower hinged support is arranged in the middle of the fixed bottom beam, and the lower end of the electric push rod is hinged with the lower hinged support through a hinged shaft.

Further, the upper end of left branch strut and the upper end of right branch strut all are equipped with horizontal spacing piece, horizontal spacing piece carries on spacingly to the turned angle of left connecting piece and right connecting piece.

Furthermore, two ends of the fixed bottom beam are connected with the lower end of the left support frame and the lower end of the right support frame through screws.

Furthermore, the left support frame and the right support frame are respectively connected with the left side plate and the right side plate of the sofa framework through screws.

The beneficial effects of the utility model reside in that:

this patent has set up the arc hole about on the connecting piece, and left and right sides slide bar can slide in the arc hole to it is taut to use the extension spring, when electric putter breaks down, can push the headrest rotation with the people's hand, thereby reserves the space for the maintenance of sofa, and this kind of structure has made things convenient for the maintenance greatly.

Drawings

The invention will be further explained with the aid of the accompanying drawings, in which, however, the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, without inventive step, further drawings can be obtained in accordance with the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the left connector shown in FIG. 1;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a schematic view of the right connecting member shown in FIG. 1

FIG. 5 is a schematic structural view of the left support frame shown in FIG. 1;

fig. 6 is a side view of fig. 5.

In the figure: 1. a sofa frame; 2. a left support frame; 3. a left connector; 4. a right support frame; 5. A right connector; 6. a headrest plate; 7. a left tension spring; 8. a right tension spring; 9. a transmission cross shaft; 10. a left L-shaped plate; 11. a right L-shaped plate; 12. an electric push rod; 13. a triangular plate is hinged; 14. a fixing plate; 15. a fixing hole; 16. a hinge hole; 17. a through hole; 18. an arc-shaped hole; 19. a screw; 20. a left hinge shaft; 21. a right hinge shaft; 22. a hinge hole; 23. a hinge hole; 24. hanging a lug; 25. hanging a lug; 26. a screw; 27. a left slide bar; 28. reaming a left hole; 29. a right slide bar; 30. right reaming; 31. a drive arm; 32. fixing the bottom beam; 33. a screw; 34. a lower hinged support; 35. hinging a shaft; 36. a transverse limiting sheet; 37. a left side plate; 38. a right side plate; 39. a screw; 40. a through hole; 41. an arc-shaped hole; 42. a triangular plate is hinged; 43. a hinge shaft; 44. and (7) fixing the plate.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper surface", "lower surface", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "forward", "reverse", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1, 2, 3, 4, 5, 6, a sofa with headrest regulator, including sofa skeleton 1, be equipped with the headrest regulator on sofa skeleton 1, the headrest regulator, including left branch strut 2, left connecting piece 3, right branch strut 4, right connecting piece 5, headrest board 6, left tension spring 7, right tension spring 8, transmission cross axle 9, left L shaped plate 10, right L shaped plate 11 and electric putter 12, left side connecting piece 3 is the same with right connecting piece 5's structure, left side connecting piece 3 is including articulated set square 13 and fixed plate 14, fixed plate 14 is connected and perpendicular with articulated set square 13 with the upper portion corner edge of articulated set square 13, be equipped with fixed orifices 15 on fixed plate 14, fixed orifices 15 adopts is the elongated hole, fixed orifices 15 is equipped with two. Hinge holes 16 and through holes 17 are respectively arranged at the other two corners of the hinged triangle 13, an arc hole 18 is arranged on the surface of the hinged triangle 13, the center of the arc hole 18 is positioned at the center of the hinge hole 16, two ends of the headrest plate 6 are respectively fixed at a fixed hole 15 on a fixed plate 14 of the left connecting piece 3 and a fixed hole on a fixed plate 44 of the right connecting piece 5 through screws 19, the left connecting piece 3 and the right connecting piece 5 are respectively hinged in a hinge hole 22 at the upper end of the left support frame 2 and a hinge hole 23 at the upper end of the right support frame 4 through a left hinge shaft 20 and a right hinge shaft 21, the left support frame 2 and the right support frame 4 are respectively fixed on a left side plate 37 and a right side plate 38 of the sofa framework 1 through screws 39, one end of a left pull spring 7 is connected with the through hole 17 on the hinged triangle 13 of the left connecting piece 3, the other end of the left pull spring 7 is connected with a hanging lug 24 at the lower end of the left support frame 2, one end of a right tension spring 8 is connected with a through hole 40 on a hinged triangular plate 42 of a right connecting piece 5, the other end of the right tension spring 8 is connected with a hanging lug 25 at the lower end of a right supporting frame 4, a transmission cross shaft 9 is of a hollow square tube structure, two ends of the transmission cross shaft 9 are respectively fixedly connected with a left L-shaped plate 10 and a right L-shaped plate 12 through screws 26, a left sliding rod 27 and a left hinge hole 28 are arranged on the plate surface of the left L-shaped plate 10, one end of the left sliding rod 27 extends into an arc-shaped hole 18 on the hinged triangular plate of the left connecting piece 3, the left hinge hole 28 is inserted on a left hinge shaft 20, the left L-shaped plate 10 and the right L-shaped plate 12 are identical in structure, a right sliding rod 29 and a right hinge hole 30 are arranged on the plate surface of the right L-shaped plate 12, one end of the right sliding rod 29 extends into an arc-shaped hole 41 on the hinged triangular plate of the right connecting piece 5, the right hinge hole 30 is inserted on the right hinge shaft 21, a transmission arm 31 is arranged on the transmission cross shaft 9, the upper end of the electric push rod 12 is hinged with the transmission arm 31 through a hinge shaft 43, the electric push rod 12 drives the transmission cross shaft 9 through the transmission arm 31, the transmission cross shaft 9 drives the left connecting piece 3 and the right connecting piece 5 to rotate through the left slide bar 27 and the right slide bar 29, and the left connecting piece 3 and the right connecting piece 5 drive the headrest plate 6 to rotate by a preset angle.

The lower extreme of left branch strut and the lower extreme of right branch strut are connected with a fixed floorbar 32, the both ends of fixed floorbar 32 pass through screw 33 and the lower extreme of left branch strut 2 and the lower extreme of right branch strut 4 and be connected, the middle part of fixed floorbar 32 is equipped with down free bearing 34, the lower extreme of electric putter 12 passes through articulated shaft 35 and is articulated with down free bearing 34.

The upper end of left branch strut 2 and the upper end of right branch strut 4 all are equipped with horizontal spacing piece 36, horizontal spacing piece 36 is spacing to the turned angle of left connecting piece 3 and right connecting piece 5.

The working principle is as follows: this patent has set up the arc hole about on the connecting piece, and left and right sides slide bar can slide in the arc hole to it is taut to use the extension spring, when electric putter breaks down, can push the headrest rotation with the people's hand, thereby reserves the space for the maintenance of sofa, and this kind of structure has made things convenient for the maintenance greatly. The sofa skeleton and headrest regulator in the sofa that have the headrest regulator of this patent all are located the sofa, start electric putter, drive left connecting piece and rotate with left articulated shaft centre of a circle to the drive drives the headrest board and rotates required angle, with the position of adjusting the headrest board, makes people's head lean on more comfortablely on the sofa.

Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a sofa with headrest regulator, includes sofa skeleton, its characterized in that: the sofa frame is provided with a headrest adjuster, the headrest adjuster comprises a left support frame, a left connecting piece, a right support frame, a right connecting piece, a headrest plate, a left tension spring, a right tension spring, a transmission cross shaft, a left L-shaped plate, a right L-shaped plate and an electric push rod, the left connecting piece and the right connecting piece are identical in structure, the left connecting piece comprises a hinged triangular plate and a fixed plate, the fixed plate is connected with the upper corner edge of the hinged triangular plate and is perpendicular to the hinged triangular plate, the fixed plate is provided with a fixed hole, the other two corners of the hinged triangular plate are respectively provided with a hinged hole and a through hole, the surface of the hinged triangular plate is provided with an arc-shaped hole, the circle center of the arc-shaped hole is positioned at the center of the hinged hole, and the two ends of the headrest plate are respectively fixed at the fixed hole on the fixed plate of the left connecting piece and the fixed hole on the fixed plate of the right connecting piece through screws, the left connecting piece and the right connecting piece are respectively hinged in a hinge hole at the upper end of the left supporting frame and a hinge hole at the upper end of the right supporting frame through a left hinge shaft and a right hinge shaft, the left supporting frame and the right supporting frame are respectively fixed on a left side plate and a right side plate of the sofa framework, one end of a left tension spring is connected with a through hole on a hinge triangle plate of the left connecting piece, the other end of the left tension spring is connected with a through hole on the hinge triangle plate of the right connecting piece, the two ends of a transmission cross shaft are respectively fixedly connected with a left L-shaped plate and a right L-shaped plate, a left sliding rod and a left hinge hole are arranged on the surface of the left L-shaped plate, one end of the left sliding rod extends into an arc-shaped hole on the hinge triangle plate of the left connecting piece, the left hinge hole is inserted on the left hinge shaft, a right sliding rod and a right hinge hole are arranged on the surface of the right L-shaped plate, one end of the right sliding rod extends into an arc-shaped hole in a hinged triangular plate of the right connecting piece, a right hinged hole is inserted in a right hinged shaft, a transmission arm is arranged on a transmission transverse shaft, the upper end of an electric push rod is hinged to the transmission arm, the electric push rod drives the transmission transverse shaft through the transmission arm, the transmission transverse shaft drives the left connecting piece and the right connecting piece to rotate through the left sliding rod and the right sliding rod, and the left connecting piece and the right connecting piece drive the headrest plate to rotate by a preset angle.

2. The sofa with headrest adjuster according to claim 1, wherein: the transmission cross shaft is of a hollow square pipe structure, and two ends of the transmission cross shaft are fixedly connected with the left L-shaped plate and the right L-shaped plate through screws.

3. The sofa with headrest adjuster according to claim 2, wherein: the fixing hole is a long hole.

4. The sofa with headrest adjuster according to claim 3, wherein: the fixed orifices are provided with two.

5. The sofa with headrest adjuster according to claim 4, wherein: the lower end of the left support frame and the lower end of the right support frame are connected with a fixed bottom beam, a lower hinged support is arranged in the middle of the fixed bottom beam, and the lower end of the electric push rod is hinged with the lower hinged support through a hinged shaft.

6. The sofa with headrest adjuster according to claim 5, wherein: the upper end of left branch strut and the upper end of right branch strut all are equipped with horizontal spacing piece, horizontal spacing piece carries on spacingly to the turned angle of left connecting piece and right connecting piece.

7. The sofa with headrest adjuster according to claim 6, wherein: and two ends of the fixed bottom beam are connected with the lower ends of the left support frame and the right support frame through screws.

8. The sofa with headrest adjuster according to claim 7, wherein: the left support frame and the right support frame are respectively connected with the left side plate and the right side plate of the sofa framework through screws.