Automobile seat headrest adjusting device

Abstract

The utility model provides an automobile seat headrest adjusting device which comprises a headrest, an inserting rod is arranged on the lower side of the headrest, the inserting rod corresponds to an automobile seat, a body framework is fixed in the headrest, a folding mechanism assembly is arranged on the body framework, the folding mechanism assembly corresponds to the inserting rod, a zipper sliding block is elastically matched with the body framework, and the zipper sliding block is provided with a zipper. The zipper sliding block corresponds to the folding mechanism assembly, a zipper is arranged in the inserting rod, and the zipper corresponds to the zipper sliding block. According to the automobile seat, the turnover mechanism assembly is installed on the body framework, the headrest can be driven to be turned over through the turnover mechanism assembly, and therefore the headrest can be turned over when a backrest of the automobile seat is turned over, the headrest is turned over by 80 degrees, the automobile seat can be turned over by 90 degrees, and the space utilization rate is increased; the zipper is arranged in the inserting rod, the zipper sliding block is pulled through the zipper, and therefore the folding mechanism assembly is driven to be folded, and safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile seat headrests, in particular to an automobile seat headrest adjusting device. Background Art

[0002] The headrest is an important component of a car seat, and is mainly used to provide effective support for the driver and passenger's heads. It is usually composed of a headrest frame and a headrest rod. Most of the existing car seat headrests are inserted into the backrest of the car seat through the headrest rod. The headrest can only be adjusted up and down, but cannot be rotated. When the seat backrest is rotated, the car headrest will contact the backrest of the seat in front, resulting in the car backrest being unable to flip 90 degrees, thereby resulting in low utilization of the car's interior space.

[0003] To this end, the utility model provides a vehicle seat headrest adjusting device. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a car seat headrest adjustment device to solve the problems raised in the above-mentioned background technology. The utility model can fold the headrest when the car seat back is flipped over, so that the headrest is folded 80°, so that the car seat can be flipped over 90 degrees, thereby improving space utilization; it can prevent the headrest from folding when the car is subjected to a large impact, thereby preventing the headrest from causing harm to the passengers.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a car seat headrest adjustment device, including a headrest, an insertion rod is installed on the lower side of the headrest, the insertion rod corresponds to the car seat, a main body frame is fixed in the headrest, a folding mechanism assembly is installed on the main body frame, the folding mechanism assembly corresponds to the insertion rod, a zipper slider is elastically matched on the main body frame, the zipper slider corresponds to the folding mechanism assembly, a zipper is installed in the insertion rod, the zipper corresponds to the zipper slider, the folding mechanism assembly includes a frame, the frame is rotatably connected to the insertion rod, a flip structure is installed in the frame, the flip structure corresponds to the zipper slider, and the insertion rod includes a first rod body and two second rod bodies.

[0006] Furthermore, two ends of the first rod body are fixedly connected to two second rod bodies respectively, and the first rod body and the two second rod bodies form a U-shaped structure.

[0007] Furthermore, the second rod body is a hollow structure, one end of the second rod body is provided with a protective cover, and the second rod body corresponds to the zipper.

[0008] Furthermore, one end of the zipper is fixedly connected to the zipper slider, and a plurality of tension springs are fixed between the zipper slider and the body frame.

[0009] Furthermore, the flip structure includes a rotating shaft rotatably engaged in the frame, and the rotating shaft corresponds to the zipper slider.

[0010] Furthermore, a first claw is fixed on the rotating shaft, and a second claw is rotatably matched in the frame, and the first claw corresponds to the second claw.

[0011] Furthermore, a third claw is rotatably engaged on the first rod body, and the third claw corresponds to the second claw.

[0012] Furthermore, a metal back plate is fixed on the main body frame, and a slot is provided in the second rod body.

[0013] Beneficial effects of the utility model: the utility model provides an automobile seat headrest adjustment device, comprising a body frame, a folding mechanism assembly, a headrest, a zipper slider, an insertion rod, and a zipper.

[0014] A folding mechanism assembly is installed on the main body frame, and the folding mechanism assembly can drive the headrest to fold, so that the headrest can be folded 80 degrees when the car seat back is flipped, so that the car seat can be flipped 90 degrees, thereby improving space utilization. A zipper slider is installed on the main body frame, and a zipper is set in the insertion rod. The zipper slider is pulled by the zipper to drive the folding mechanism assembly to fold, thereby ensuring safety and preventing the headrest from folding when the car is subjected to a large impact, thereby preventing the headrest from causing harm to the passenger. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall assembly of a vehicle seat headrest adjustment device of the utility model;

[0016] Figure 2 This is a schematic diagram of the assembled three-dimensional structure of a main body frame, a metal back plate, and an insertion rod in a headrest adjustment device for an automobile seat of the utility model;

[0017] Figure 3 This is a schematic diagram of the assembly structure of the main body frame and the folding mechanism assembly in a vehicle seat headrest adjustment device of the utility model;

[0018] Figure 4 It is a schematic diagram of the assembly structure of the folding mechanism assembly in the headrest adjustment device of an automobile seat according to the utility model;

[0019] Figure 5 It is a schematic diagram of the assembled three-dimensional structure of a zipper, a zipper slider, and a folding mechanism assembly in a headrest adjustment device for an automobile seat of the utility model;

[0020] In the figure: 1, headrest; 4, main body frame; 5, zipper slider; 6, tension spring; 7, folding mechanism assembly; 701, frame; 702, rotating shaft; 703, first claw; 704, second claw; 705, third claw; 8, zipper; 9, metal back plate; 10, insertion rod; 11, first rod body; 12, second rod body; 13, slot; 14, protective cover. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] See also Figures 1 to 5 The utility model provides a technical solution: a car seat headrest adjustment device, including a headrest 1, a plug rod 10 is installed on the lower side of the headrest 1, the plug rod 10 corresponds to the car seat, a main body frame 4 is fixed in the headrest 1, a folding mechanism assembly 7 is installed on the main body frame 4, the folding mechanism assembly 7 corresponds to the plug rod 10, a zipper slider 5 is elastically matched on the main body frame 4, the zipper slider 5 corresponds to the folding mechanism assembly 7, a zipper 8 is installed in the plug rod 10, the zipper 8 corresponds to the zipper slider 5, the folding mechanism assembly 7 includes a frame 701, the frame 701 is rotatably connected to the plug rod 10, a flip structure is installed in the frame 701, the flip structure corresponds to the zipper slider 5, the plug rod 10 includes a first rod body 11 and two second rod bodies 12.

[0023] In this embodiment, both ends of the first rod 11 are fixedly connected to the two second rods 12 respectively. The first rod 11 and the two second rods 12 form a U-shaped structure. A metal back plate 9 is fixed to the main frame 4. A slot 13 is opened in the second rod 12.

[0024] Specifically, when installing the headrest 1, the second rod 12 is inserted into the slot on the backrest of the car seat, so that the card block in the slot is inserted into the card slot 13, and the headrest 1 can be installed on the backrest of the car seat.

[0025] The second rod body 12 is a hollow structure, and a protective cover 14 is installed at one end of the second rod body 12. The second rod body 12 corresponds to the zipper 8, and one end of the zipper 8 is fixedly connected to the zipper slider 5. A plurality of tension springs 6 are fixed between the zipper slider 5 and the main body frame 4.

[0026] Specifically, the zipper slider 5 can be driven to slide by the zipper 8, so that the zipper slider 5 drives the flip structure to fold, and the headrest 1 can be folded.

[0027] The flip structure includes a rotating shaft 702 that rotates and cooperates in the frame 701, and the rotating shaft 702 corresponds to the zipper slider 5. A first claw 703 is fixed on the rotating shaft 702. A second claw 704 is rotatably engaged in the frame 701, and the first claw 703 corresponds to the second claw 704. A third claw 705 is rotatably engaged on the first rod body 11, and the third claw 705 corresponds to the second claw 704.

[0028] Specifically, when the headrest 1 needs to be flipped, the zipper slider 5 is pulled through the zipper 8, so that the zipper slider 5 drives the rotating shaft 702 to rotate, thereby driving the first claw 703 to rotate, the first claw 703 drives the second claw 704 to rotate, and the second claw 704 drives the third claw 705 to rotate, so that the entire folding mechanism assembly 7 rotates along the first rod body 11, thereby realizing the folding of the entire headrest 1.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A vehicle seat headrest adjustment device, comprising a headrest (1), characterized in that: The lower side of the headrest (1) is provided with an insertion rod (10), the insertion rod (10) corresponds to the car seat, a main body frame (4) is fixed inside the headrest (1), a folding mechanism assembly (7) is installed on the main body frame (4), the folding mechanism assembly (7) corresponds to the insertion rod (10), a zipper slider (5) is elastically matched on the main body frame (4), the zipper slider (5) corresponds to the folding mechanism assembly (7), a zipper (8) is installed inside the insertion rod (10), the zipper (8) corresponds to the zipper slider (5), the folding mechanism assembly (7) includes a frame (701), the frame (701) is rotatably connected to the insertion rod (10), a flipping structure is installed inside the frame (701), the flipping structure corresponds to the zipper slider (5), and the insertion rod (10) includes a first rod body (11) and two second rod bodies (12).

2. The vehicle seat headrest adjustment device according to claim 1, characterized in that: The two ends of the first rod body (11) are respectively fixedly connected to the two second rod bodies (12), and the first rod body (11) and the two second rod bodies (12) form a U-shaped structure.

3. The vehicle seat headrest adjustment device according to claim 2, characterized in that: The second rod body (12) is a hollow structure, one end of the second rod body (12) is provided with a protective cover (14), and the second rod body (12) corresponds to the zipper (8).

4. The vehicle seat headrest adjustment device according to claim 1, characterized in that: One end of the zipper (8) is fixedly connected to the zipper slider (5), and a plurality of tension springs (6) are fixed between the zipper slider (5) and the main body frame (4).

5. The vehicle seat headrest adjustment device according to claim 1, characterized in that: The flip structure comprises a rotating shaft (702) rotatably engaged in the frame (701), and the rotating shaft (702) corresponds to the zipper slider (5).

6. The vehicle seat headrest adjustment device according to claim 5, characterized in that: A first clamping claw (703) is fixed on the rotating shaft (702), and a second clamping claw (704) is rotatably matched in the frame (701), and the first clamping claw (703) corresponds to the second clamping claw (704).

7. The vehicle seat headrest adjustment device according to claim 6, characterized in that: The first rod body (11) is rotatably fitted with a third claw (705), and the third claw (705) corresponds to the second claw (704).

8. The vehicle seat headrest adjustment device according to claim 1, characterized in that: A metal back plate (9) is fixed on the main body frame (4), and a clamping groove (13) is provided in the second rod body (12).

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