CN210390877U

CN210390877U - Novel adjustable electric headrest waist support

Info

Publication number: CN210390877U
Application number: CN201920384895.1U
Authority: CN
Inventors: 张艳军; 黄亮
Original assignee: Shanghai Muyan Transmission Technology Co Ltd
Current assignee: Shanghai Muyan Transmission Technology Co Ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-04-24
Anticipated expiration: 2029-03-25

Abstract

The utility model relates to a sofa back auxiliary assembly technical field just discloses a novel electronic headrest waist holds in palm with adjustable, including headrest board and waist layer board, the left and right sides at the headrest board back is fixedly connected with headrest connecting rod respectively, two one side that the headrest connecting rod is close to mutually has the headrest support arm, the equal fixedly connected with headrest rotation axis in bottom of two headrest support arms, and both ends are connected with chair back frame through the installing support pivot respectively about the headrest rotation axis, and the right-hand member fixedly connected with headrest pressure lever of headrest rotation axis, the top that one side was kept away from mutually to two installing support do not swing joint have the headrest spring. This novel electronic headrest waist holds in palm with adjustable, through headrest driver slider nut and headrest pressure lever's unique connection and interact and hold in the palm driver slider nut and waist through the waist and hold in the palm unique connection and the interaction of pressure lever, realized headrest board and waist and held in the palm the purpose of board elevating movement.

Description

Novel adjustable electric headrest waist support

Technical Field

The utility model relates to a sofa backrest auxiliary assembly technical field specifically is a novel electronic headrest waist holds in palm with adjustable.

Background

The existing headrest waist support system is heavy, complex in installation, especially complex in installation and replacement of a driver, and the existing headrest waist support system cannot adjust the positions of a headrest plate and a waist supporting plate when in use and cannot adapt to the use of people without height, so that the novel adjustable electric headrest waist support is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a novel electronic headrest waist holds in palm with adjustable possesses that user's adjustable headrest board and waist support plate move specific position, improves the advantage of user's comfort level, and it is heavier to have solved current headrest waist support system, and the installation is more complicated, and especially the installation of driver is changed more complicatedly, and current headrest waist support system can't adjust the position of headrest board and waist layer board when using in addition, can not adapt to the problem that the people that need not be tall used.

The utility model provides a following technical scheme: an adjustable novel electric headrest waist support comprises a headrest plate and a waist supporting plate, wherein the left side and the right side of the back of the headrest plate are respectively and fixedly connected with a headrest connecting rod, one side of the headrest connecting rod, which is close to the headrest connecting rod, is respectively and fixedly provided with a headrest supporting arm, the bottom ends of the two headrest supporting arms are respectively and fixedly connected with a headrest rotating shaft, the left end and the right end of the headrest rotating shaft are respectively and pivotally connected with a chair backrest frame through a mounting support, the right end of the headrest rotating shaft is fixedly connected with a headrest pressure lever, the top of the side, which is far away from the two mounting supports, is respectively and movably connected with a headrest spring, one end of the headrest spring, which is far away from the mounting supports, is movably connected with the headrest supporting arm, the right end of the headrest rotating shaft is movably sleeved with a headrest driver, the front top of the headrest, a headrest driver slider nut is arranged in the headrest driver, headrest stop plates are fixedly connected to the bottoms of the two headrest support arms respectively, waist support arms are movably connected to the left and right sides of the waist support plate respectively, a waist support rotating shaft is fixedly connected to one ends, far away from the waist support plate, of the two waist support arms, the right end of the waist support rotating shaft is movably connected with the headrest driver, a waist support pressure lever is fixedly connected to the left end of the waist support rotating shaft, a waist support spring is movably connected to the front bottom of the two waist support arms, one end, far away from the waist support arm, of the waist support spring is movably connected with the bottom of the mounting bracket, a waist support driver is movably sleeved at the left end of the waist support rotating shaft, the waist support driver is movably connected with the headrest rotating shaft, a waist support driver locking cover plate is clamped at the front bottom of the waist support driver, and the waist support driver, the inside of waist holds in the palm the driver is equipped with waist and holds in the palm driver slider nut, two the top of waist support arm is fixedly connected with waist respectively holds in the palm the locking piece.

Preferably, one side of the headrest connecting rod, which is far away from the headrest plate, is provided with an adjusting hole.

Preferably, the mounting bracket is movably connected with the headrest stop piece and the waist support stop piece respectively.

Preferably, the headrest driver slider nut is movably connected with the headrest pressure lever.

Preferably, the left end and the right end of the waist support rotating shaft are respectively pivoted with the chair backrest frame through the mounting bracket, and the waist support rotating shaft is positioned under the headrest rotating shaft.

Preferably, the waist support driver slider nut is movably connected with the waist support pressure lever.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this novel electronic headrest waist holds in palm with adjustable, through headrest driver slider nut and headrest pressure lever's unique connection and interact and hold in the palm driver slider nut and waist through the waist and hold in the palm unique connection and the interaction of pressure lever, realized headrest board and waist and held in the palm the purpose of board elevating movement.

2. This novel electronic headrest waist holds in palm with adjustable uses through the cooperation of headrest locking piece and waist support locking piece, and when this system was in closed position, headrest locking piece and waist held in the palm the locking piece and can lean on the installing support to prevent headrest board and waist support board and continue backward movement.

Drawings

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

FIG. 2 is a schematic side view of the open position of the present invention;

fig. 3 is a schematic view of the headrest driver of the present invention;

FIG. 4 is a schematic top view of the structure of the present invention;

FIG. 5 is a rear view of the closed position of the present invention;

fig. 6 is a schematic view of the structure of a single headrest (without waist support) of the present invention.

In the figure: 1. a headrest plate; 2. a headrest connecting rod; 3. a headrest support arm; 4. a headrest rotating shaft; 5. mounting a bracket; 6. a chair back frame; 7. a headrest pressure lever; 8. a headrest spring; 9. a headrest driver; 10. a headrest driver locking cover; 11. a headrest driver slider nut; 12. a screw; 13. a headrest stopper; 14. a waist support plate; 15. a waist support arm; 16. a waist support rotating shaft; 17. a lumbar support pressure lever; 18. a waist support spring; 19. a lumbar support driver; 20. the waist support driver locks the cover plate; 21. a waist support driver slider nut; 22. the waist holds the stop piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Also in the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, the pattern filling in the present invention is only for the purpose of distinguishing different structures, and does not necessarily require or imply that the filled portion has a special meaning.

Referring to fig. 1-6, a novel adjustable electric headrest waist support comprises a headrest plate 1 and a waist support plate 14, wherein the left and right sides of the back of the headrest plate 1 are respectively and fixedly connected with a headrest connecting rod 2, one side of the headrest connecting rod 2 far away from the headrest plate 1 is provided with an adjusting hole, the headrest connecting rod 2 is provided with an adjusting hole, so that the device can adapt to users with different heights, one side of the two headrest connecting rods 2 close to each other is respectively and fixedly provided with a headrest supporting arm 3, the bottom ends of the two headrest supporting arms 3 are respectively and fixedly connected with a headrest rotating shaft 4, the left and right ends of the headrest rotating shaft 4 are respectively and pivotally connected with a chair backrest frame 6 through a mounting bracket 5, the mounting bracket 5 is respectively and movably connected with a headrest stop piece 13 and a waist support stop piece 22, when the system is in a closed position, the headrest stop piece 13 and the waist support stop piece 22 lean against the mounting bracket 5, thereby preventing the headrest plate 1 and the waist supporting plate 14 from moving backwards continuously, the right end of the headrest rotating shaft 4 is fixedly connected with a headrest pressure lever 7, the tops of the two mounting brackets 5 far away from one side are respectively and movably connected with a headrest spring 8, one end of the headrest spring 8 far away from the mounting brackets 5 is movably connected with the headrest supporting arm 3, the right end of the headrest rotating shaft 4 is movably sleeved with a headrest driver 9, the front top of the headrest driver 9 is clamped with a headrest driver locking cover plate 10, the headrest driver locking cover plate 10 is movably connected with the headrest rotating shaft 4, a headrest driver slider nut 11 is arranged inside the headrest driver 9, the headrest driver slider nut 11 is movably connected with the headrest pressure lever 7, and the headrest driver slider nut 11 is matched with the headrest pressure lever 7 for use, so that the headrest plate 1 can be driven to adjust the position when the headrest driver 9 works, the bottoms of the two headrest supporting arms 3 are respectively fixedly connected with a headrest stop sheet 13, the left side and the right side of the waist supporting plate 14 are respectively movably connected with a waist support supporting arm 15, one ends of the two waist support supporting arms 15 far away from the waist supporting plate 14 are respectively fixedly connected with a waist support rotating shaft 16, the left end and the right end of the waist support rotating shaft 16 are respectively pivoted with the chair backrest frame 6 through the mounting bracket 5, the waist support rotating shaft 16 is positioned under the headrest rotating shaft 4, the right end of the waist support rotating shaft 16 is movably connected with a headrest driver 9, the left end of the waist support rotating shaft 16 is fixedly connected with a waist support pressure lever 17, the front bottoms of the two waist support supporting arms 15 are movably connected with waist support springs 18, one ends of the waist support springs 18 far away from the waist support supporting arm 15 are movably connected with the bottom of the mounting bracket 5, the left end of the waist support rotating shaft 16 is movably sleeved with, a waist support driver locking cover plate 20 is clamped at the bottom of the front surface of the waist support driver 19, the waist support driver locking cover plate 20 is movably connected with the waist support rotating shaft 16, a waist support driver sliding block nut 21 is arranged in the waist support driver 19, the waist support driver sliding block nut 21 is movably connected with the waist support pressure lever 17, the waist support driver slider nut 21 is matched with the waist support pressure lever 17 for use, the waist support driver 19 can drive the waist support plate 14 to adjust the position when working, the tops of the two waist support arms 15 are respectively and fixedly connected with waist support stop plates 22, the single headrest leaning mechanism is not provided with a waist support rotating shaft 16, the other end of the headrest driver 9 can be fixedly connected with the mounting bracket 5 through a screw 12, the single waist support mechanism is not provided with a headrest rotating shaft 4, and the other end of the waist support driver 19 can be fixedly connected with the mounting bracket 5 through the screw 12.

According to the working principle, firstly, a power supply of a headrest driver 9 is turned on, a headrest driver slider nut 11 inside the headrest driver 9 pushes a headrest pressure lever 7, meanwhile, the headrest pressure lever 7 drives a headrest rotating shaft 4 to move and rotates a headrest plate 1 from a closed position to an open position, then, a power supply of a waist support driver 19 is turned on, a waist support driver slider nut 21 inside the waist support driver 19 pushes a waist support pressure lever 17, meanwhile, the waist support pressure lever 17 drives a waist support rotating shaft 16 to move and rotates a waist support plate 14 from the closed position to the open position, finally, the headrest driver 9 and the waist support driver 19 are controlled to rotate reversely, and a headrest spring 8 and a waist support spring 18 respectively pull the headrest plate 1 and the waist support plate 14 to return to the closed position.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a novel electronic headrest waist holds in palm with adjustable, includes headrest board (1) and waist support board (14), its characterized in that: the left side and the right side of the back of the headrest plate (1) are respectively fixedly connected with headrest connecting rods (2), one side, close to the two headrest connecting rods (2), of each headrest supporting arm (3) is respectively and fixedly provided with a headrest supporting arm (3), the bottom ends of the two headrest supporting arms (3) are respectively and fixedly connected with a headrest rotating shaft (4), the left end and the right end of each headrest rotating shaft (4) are respectively and pivotally connected with a chair backrest frame (6) through mounting brackets (5), the right end of each headrest rotating shaft (4) is fixedly connected with a headrest pressure lever (7), the top parts, far away from one side of the two mounting brackets (5), of the two mounting brackets (5) are respectively and movably connected with headrest springs (8), one ends, far away from the mounting brackets (5), of the headrest springs (8) are movably connected with the headrest supporting arms (3), and a headrest driver, the headrest support is characterized in that a headrest driver locking cover plate (10) is clamped at the front top of the headrest driver (9), the headrest driver locking cover plate (10) is movably connected with a headrest rotating shaft (4), a headrest driver slider nut (11) is arranged inside the headrest driver (9), the bottoms of the two headrest supporting arms (3) are respectively and fixedly connected with a headrest stopper (13), the left side and the right side of the waist supporting plate (14) are respectively and movably connected with waist supporting arms (15), one ends, far away from the waist supporting plate (14), of the two waist supporting arms (15) are respectively and fixedly connected with a waist supporting rotating shaft (16), the right end of the waist supporting rotating shaft (16) is movably connected with the headrest driver (9), the left end of the waist supporting rotating shaft (16) is fixedly connected with a waist supporting pressure lever (17), and the front bottom of the two waist supporting arms (15) is movably connected with a waist supporting spring (18), and the waist holds in the palm spring (18) and keeps away from the bottom swing joint of the one end of waist support arm (15) and installing support (5), the left end movable sleeve that the waist held in the palm rotation axis (16) is equipped with waist support driver (19), and waist holds in the palm driver (19) and headrest rotation axis (4) swing joint, the waist holds in the palm the positive bottom joint of driver (19) and has waist to hold in the palm driver locking apron (20), waist holds in the palm driver locking apron (20) and waist and holds in the palm rotation axis (16) swing joint, the inside that the waist held in the palm driver (19) is equipped with waist and holds in the palm driver slider nut (21), two the top that the waist held in the palm support arm (15) is fixedly connected with waist support locking piece.

2. The adjustable novel electric headrest waist support as claimed in claim 1, wherein: one side of the headrest connecting rod (2) far away from the headrest plate (1) is provided with an adjusting hole.

3. The adjustable novel electric headrest waist support as claimed in claim 1, wherein: the mounting bracket (5) is respectively movably connected with the headrest stop piece (13) and the waist support stop piece (22).

4. The adjustable novel electric headrest waist support as claimed in claim 1, wherein: the headrest driver slider nut (11) is movably connected with the headrest pressure lever (7).

5. The adjustable novel electric headrest waist support as claimed in claim 1, wherein: the left end and the right end of the waist support rotating shaft (16) are respectively pivoted with the chair backrest frame (6) through the mounting bracket (5), and the waist support rotating shaft (16) is positioned under the headrest rotating shaft (4).

6. The adjustable novel electric headrest waist support as claimed in claim 1, wherein: the waist support driver slider nut (21) is movably connected with the waist support pressure lever (17).