CN216545893U

CN216545893U - Automobile headrest with adjustable application range

Info

Publication number: CN216545893U
Application number: CN202122856885.3U
Authority: CN
Inventors: 万冬梅; 卞正明
Original assignee: Yancheng Tonghuan Electromechanical Technology Co ltd
Current assignee: Yancheng Tonghuan Electromechanical Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-17
Anticipated expiration: 2031-11-22

Abstract

The utility model belongs to the technical field of automobile headrests, and discloses an automobile headrest with an adjustable adaptation range, which comprises a seat, a support rod and a headrest, wherein the top of the seat is fixedly connected with the bottom of the support rod, the top of the support rod is fixedly connected with the top of the headrest, two sides of the headrest are both fixedly connected with telescopic leather sleeves, a support frame is fixedly connected inside the headrest, through the combined action of a motor box, a rotating rod, a gear and a toothed plate, firstly, the rotating rod is driven to rotate by the rotation of a motor in the motor box, the rotating rod drives the gear to rotate, the gear drives the toothed plate to rotate, the toothed plate rotates to drive a first telescopic plate and a second telescopic plate to move, so that two sides of the headrest can be extended, and a fixed plate and a first sliding block on one side of the toothed plate move in a sliding groove to play a limiting role, so that two sides of the headrest can be extended and adjusted, the adjusting capability of the headrest is improved, the application range of the headrest is enlarged, and the operation is convenient.

Description

Automobile headrest with adjustable application range

Technical Field

The utility model belongs to the technical field of automobile headrests, and particularly relates to an automobile headrest with an adjustable application range.

Background

The automobile headrest is a driving comfort configuration article and a safety protection article, when a vehicle knocks into the rear, a human body falls backwards due to inertia, the pressure of acceleration or deceleration of the vehicle is concentrated on the fragile neck and the fragile head of the human body, and the headrest plays a role in buffering the vehicle and protects the head of the human body.

Although the existing automobile headrest is convenient to use, some problems exist, for example; the existing automobile headrest can only be adjusted simply such as lifted, but because the heads of drivers are different in size, the existing automobile headrest is required to be extended left and right to adapt to different drivers, but the width of the existing automobile headrest cannot be adjusted, the adjusting capacity is low, meanwhile, the two sides of the existing automobile headrest cannot be bent simply, and the heads of the drivers cannot be propped to improve the comfort level.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the automobile headrest with the adjustable application range, which solves the problems that the existing automobile headrest can only be simply adjusted such as lifted and descended, but the existing automobile headrest needs to be stretched left and right to adapt to different drivers due to different head sizes of the drivers, but the existing automobile headrest cannot adjust the width and has low adjustment capability, and meanwhile, the two sides of the existing automobile headrest cannot be simply bent, so that the head of the driver cannot be supported and the comfort level is improved.

In order to achieve the purpose, the utility model provides the following technical scheme: an automobile headrest with adjustable adaptation range comprises a seat, a support rod and a headrest, wherein the top of the seat is fixedly connected with the bottom of the support rod, the top of the support rod is fixedly connected with the top of the headrest, both sides of the headrest are fixedly connected with telescopic leather sleeves, the inside of the headrest is fixedly connected with a support frame, the top of an inner cavity of the support frame is fixedly connected with a motor box, the inside of the motor box is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating rod, one end of the rotating rod, far away from the motor, penetrates through the motor box and is rotatably connected with the bottom of the inner cavity of the support frame, the surface of the middle part of the rotating rod is fixedly connected with a gear, both sides of the inner cavity of the support frame are respectively provided with a first telescopic plate and a second telescopic plate, the first telescopic plate and the second telescopic plate are movably connected through a hinge, the bottoms of the first telescopic plate and the second telescopic plate are contacted with the bottom of the inner cavity of the support frame, one side fixedly connected with pinion rack of second expansion plate, the rack of pinion rack and the surface toothing of gear, the fixed surface of pinion rack one end is connected with the fixed plate, the first slider of back fixedly connected with of fixed plate, the spout has all been seted up to the side around the support frame inner chamber, the inner chamber of spout and the surface sliding connection of first slider.

As the optimal technical scheme of the automobile headrest with the adjustable application range, two groups of hinges are arranged, and the two groups of hinges are symmetrically distributed on the surfaces of the first expansion plate and the second expansion plate.

According to the preferred technical scheme of the automobile headrest with the adjustable application range, the top of the second expansion plate is rotatably connected with a first rotating shaft, the top of the first rotating shaft is fixedly connected with a moving rod, the bottom of one end, far away from the first rotating shaft, of the moving rod is rotatably connected with a second rotating shaft, and the bottom of the second rotating shaft is fixedly connected with a second sliding block.

According to the preferred technical scheme of the automobile headrest with the adjustable application range, the top of the first expansion plate is provided with a circular groove, and an inner cavity of the circular groove is in sliding connection with the surface of the second sliding block.

As the optimal technical scheme of the automobile headrest with the adjustable application range, friction pads are fixedly connected to two sides of the second sliding block.

As the optimal technical scheme of the automobile headrest with the adjustable application range, the friction pad is made of rubber.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the combined action of the motor box, the rotating rod, the gear and the toothed plate, firstly, the rotating rod is driven to rotate by the rotation of the motor in the motor box, the rotating rod drives the gear to rotate, the gear drives the toothed plate to rotate, the toothed plate drives the first expansion plate and the second expansion plate to move in a rotating way, thereby the two sides of the headrest can be extended, and the fixed plate and the first slide block on one side of the toothed plate move in the sliding groove to play a role in limiting, thereby solving the problem that the existing automobile headrest only can be adjusted simply such as lifting, but because the heads of the drivers are different in size, the left and right extension of the existing automobile headrest is needed to adapt to different drivers, however, the existing automobile headrest cannot adjust the width and is low in adjusting capacity, so that the two sides of the headrest can be extended and adjusted, the adjusting capacity of the headrest is improved, the application range of the headrest is widened, and the operation is convenient.

2. Through setting up first pivot, the carriage release lever, the second pivot, the second slider, friction pad and circular recess combined action, promote first expansion plate, the carriage release lever rotates around first pivot, second pivot and second slider remove in the circular recess simultaneously, the friction pad keeps the fixed of first expansion plate under the condition that does not violently promote, the both sides of having solved current car headrest can not carry out simple buckling, can't prop the problem that holds in the palm improvement comfort level to driver's head, the comfort level is improved, be suitable for more crowds.

Drawings

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

FIG. 2 is a perspective view of the support frame structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

FIG. 4 is a perspective view of the first and second expansion plates of the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 4 at B in accordance with the present invention;

fig. 6 is a sectional view of the motor case structure of the present invention.

In the figure: 1. a seat; 2. a support bar; 3. a headrest; 4. a telescopic leather sheath; 5. a support frame; 6. a motor case; 7. a motor; 8. rotating the rod; 9. a gear; 10. a first expansion plate; 11. a toothed plate; 12. a fixing plate; 13. a first slider; 14. a chute; 15. a second expansion plate; 16. a hinge; 17. a first rotating shaft; 18. a travel bar; 19. a second rotating shaft; 20. a second slider; 21. a friction pad; 22. a circular groove.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, 2, 3 and 6, an adaptive range adjustable automotive headrest comprises a seat 1, a support rod 2 and a headrest 3, wherein the top of the seat 1 is fixedly connected with the bottom of the support rod 2, the top of the support rod 2 is fixedly connected with the top of the headrest 3, both sides of the headrest 3 are fixedly connected with a telescopic leather sheath 4, the interior of the headrest 3 is fixedly connected with a support frame 5, the top of the inner cavity of the support frame 5 is fixedly connected with a motor box 6, the interior of the motor box 6 is fixedly connected with a motor 7, the output end of the motor 7 is fixedly connected with a rotating rod 8, one end of the rotating rod 8, which is far away from the motor 7, penetrates through the motor box 6 and is rotatably connected with the bottom of the inner cavity of the support frame 5, the surface of the middle part of the rotating rod 8 is fixedly connected with a gear 9, both sides of the inner cavity of the support frame 5 are provided with a first telescopic plate 10 and a second telescopic plate 15, the first telescopic plate 10 and the second telescopic plate 15 are movably connected through a hinge 16, the bottom of first expansion plate 10 and second expansion plate 15 and the bottom contact of 5 inner chambers of support frame, one side fixedly connected with pinion rack 11 of second expansion plate 15, the rack of pinion rack 11 and the surface engagement of gear 9, the fixed surface of 11 one ends of pinion rack is connected with fixed plate 12, the first slider 13 of back fixedly connected with of fixed plate 12, spout 14 has all been seted up to the front and back side of 5 inner chambers of support frame, the inner chamber of spout 14 and the surface sliding connection of first slider 13, hinge 16 is provided with two sets ofly altogether, 16 symmetric distributions of two sets of hinges are on the surface of first expansion plate 10 and second expansion plate 15.

In this embodiment, utilize 7 rotations of motor in the quick-witted case 6 to drive dwang 8 and rotate, dwang 8 rotates and drives gear 9 and rotate, gear 9 rotates and drives pinion rack 11 and rotates, pinion rack 11 rotates and drives first expansion plate 10 and the 15 removals of second expansion plate, thereby can make the both sides extension of headrest 3, and fixed plate 12 and the first slider 13 of pinion rack 11 one side remove in spout 14, play limiting displacement, make 3 both sides of headrest extend the regulation, the regulating power of headrest 3 has been improved, the application scope of headrest 3 has been strengthened, and convenient operation.

As shown in fig. 4 to 5, the top of the second expansion plate 15 is rotatably connected with a first rotating shaft 17, the top of the first rotating shaft 17 is fixedly connected with a moving rod 18, the bottom of the moving rod 18, which is far away from one end of the first rotating shaft 17, is rotatably connected with a second rotating shaft 19, the bottom of the second rotating shaft 19 is fixedly connected with a second sliding block 20, the top of the first expansion plate 10 is provided with a circular groove 22, the inner cavity of the circular groove 22 is connected with the surface of the second sliding block 20 in a sliding manner, two sides of the second sliding block 20 are both fixedly connected with friction pads 21, and the friction pads 21 are made of rubber.

In this embodiment, the first retractable plate 10 is pushed, the moving rod 18 rotates around the first rotating shaft 17, meanwhile, the second rotating shaft 19 and the second sliding block 20 move in the circular groove 22, and the friction pad 21 keeps the first retractable plate 10 fixed under the condition of not being pushed vigorously, so that the comfort level is improved, and the portable retractable plate is suitable for more people.

The working principle and the using process of the utility model; when the width of headrest 3 needs to be adjusted, at first, utilize motor 7 in the quick-witted case 6 to rotate and drive dwang 8 and rotate, dwang 8 rotates and drives gear 9 and rotate, gear 9 rotates and drives pinion rack 11 and rotates, pinion rack 11 rotates and drives first expansion plate 10 and second expansion plate 15 and remove, thereby can make the both sides extension of headrest 3, and fixed plate 12 and the first slider 13 of pinion rack 11 one side move in spout 14, play limiting displacement, when headrest 3 both sides need to buckle, promote first expansion plate 10, travel bar 18 rotates around first pivot 17, second pivot 19 and second slider 20 move in circular slot 22 simultaneously, make first expansion plate 10 form and buckle, friction pad 21 keeps first expansion plate 10 fixed under the condition that does not have vigorously to promote simultaneously.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable accommodation's car headrest, includes seat (1), bracing piece (2) and headrest (3), the top of seat (1) and the bottom fixed connection of bracing piece (2), the top of bracing piece (2) and the top fixed connection of headrest (3), its characterized in that: the improved headrest is characterized in that telescopic leather sleeves (4) are fixedly connected to the two sides of the headrest (3), a support frame (5) is fixedly connected to the interior of the headrest (3), a motor box (6) is fixedly connected to the top of the inner cavity of the support frame (5), a motor (7) is fixedly connected to the interior of the motor box (6), a rotating rod (8) is fixedly connected to the output end of the motor (7), one end, far away from the motor (7), of the rotating rod (8) penetrates through the motor box (6) and is rotatably connected with the bottom of the inner cavity of the support frame (5), a gear (9) is fixedly connected to the surface of the middle part of the rotating rod (8), a first telescopic plate (10) and a second telescopic plate (15) are arranged on the two sides of the inner cavity of the support frame (5), the first telescopic plate (10) and the second telescopic plate (15) are movably connected through a hinge (16), the bottoms of the first telescopic plate (10) and the second telescopic plate (15) are contacted with the bottom of the inner cavity of the support frame (5), one side fixedly connected with pinion rack (11) of second expansion plate (15), the rack of pinion rack (11) and the surface toothing of gear (9), the fixed surface of pinion rack (11) one end is connected with fixed plate (12), the first slider (13) of back fixedly connected with of fixed plate (12), spout (14) have all been seted up to the side around support frame (5) inner chamber, the surface sliding connection of the inner chamber of spout (14) and first slider (13).

2. The adjustable-adaptation-range automotive headrest according to claim 1, characterized in that: the hinges (16) are arranged in two groups, and the two groups of hinges (16) are symmetrically distributed on the surfaces of the first expansion plate (10) and the second expansion plate (15).

3. The adjustable-adaptation-range automotive headrest according to claim 1, characterized in that: the top of second expansion plate (15) is rotated and is connected with first pivot (17), the top fixedly connected with carriage release lever (18) of first pivot (17), the bottom that first pivot (17) one end was kept away from in carriage release lever (18) is rotated and is connected with second pivot (19), the bottom fixedly connected with second slider (20) of second pivot (19).

4. The adjustable-adaptation-range automotive headrest according to claim 1, characterized in that: the top of the first expansion plate (10) is provided with a circular groove (22), and the inner cavity of the circular groove (22) is in sliding connection with the surface of the second sliding block (20).

5. The adjustable-adaptation-range automotive headrest according to claim 4, characterized in that: and friction pads (21) are fixedly connected to both sides of the second sliding block (20).

6. The adjustable-adaptation-range automotive headrest according to claim 5, characterized in that: the friction pad (21) is made of rubber.