CN209972254U

CN209972254U - Multifunctional automobile headrest

Info

Publication number: CN209972254U
Application number: CN201920749901.9U
Authority: CN
Inventors: 于娟
Original assignee: Langfang Dongping Automobile Parts Co Ltd
Current assignee: Langfang Dongping Automobile Parts Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-21
Anticipated expiration: 2029-05-23

Abstract

The utility model provides a multifunctional automobile headrest. In the technical scheme, a shell is used as a framework structure of the headrest and fixed with a vertical rod, and the front end of the shell is connected with a front panel through an inner group of springs and an outer group of springs, so that a certain buffering effect can be provided based on the buffering effect of the springs; meanwhile, the front end of the shell is designed into a plastic thin plate, the silica gel sheet is arranged in the front panel, the small air bag is arranged in the shell, when severe rear-end collision happens, if the front panel is damaged due to head impact, the plastic thin plate is damaged immediately, and the rear occipital bone is supported in the air bag structure, so that an effective protection effect can be achieved; the safety can be improved to a certain extent based on triple protection of spring buffering, crushing energy absorption and airbag supporting. On this basis, the utility model discloses can add slide bar and electric putter isotructure to realize the height adjustment function of headrest.

Description

Multifunctional automobile headrest

Technical Field

The utility model relates to an automobile headrest technical field, concretely relates to multi-functional automobile headrest.

Background

The automobile headrest is a driving comfort configuration article and a safety protection article. When the vehicle has a rear-end collision, the human body can topple backwards due to inertia, the pressure of acceleration or deceleration of the vehicle is concentrated on the fragile neck and head of the human body, and the headrest has a buffering effect on the pressure and protects the head of the human body. It has been shown that neck strain is one of the most common injuries in car accidents, and in 26% of rear-end collisions, the head or neck of the driver or passenger is damaged, while in the same conditions, the probability of neck pain of the driver or passenger who uses the car headrest correctly is reduced by 40% compared with the probability of neck injury of the driver or passenger who uses the car headrest incorrectly, and the probability of neck injury of the driver or passenger who uses the headrest with good quality is reduced by 24% compared with the probability of neck injury of the driver or passenger who uses the headrest with poor quality.

In the prior art, the cushioning effect of the headrest is mainly realized by the elastic filler in the headrest, and the cushioning effect of the elastic filler is limited, so that the hindbrain can still be seriously damaged when a serious rear-end collision accident happens, under the condition, how to improve the cushioning principle of the headrest and expand the protection function of the headrest is realized, and the headrest is an important technical guarantee for reducing the incidence rate of the injuries.

Disclosure of Invention

The utility model discloses aim at to prior art's technical defect, provide a multi-functional car headrest to the conventional headrest of car among the solution prior art is to the comparatively technical problem who limits to back brain protect function.

The utility model discloses another technical problem who solves is how to promote the cushion protection effect of headrest to the back brain.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

a multifunctional automobile headrest comprises a shell, an inner cavity, an air bag, an inflation tube, a groove, a sliding block, an outer spring, an inner spring, a front panel, a cavity, a gap, a plastic plate, a limiting lacing bar, a vertical rod, a backrest and a seat, wherein the shell is internally provided with the inner cavity, the inner cavity is internally provided with a plurality of air bags, one end of the inflation tube is connected with the air bag, the other end of the inflation tube extends out of the rear end of the shell, the rear end surface of the shell is provided with the groove, the sliding block is fixedly connected with the rear end of the shell, the sliding block is positioned in the groove, the front panel is positioned in front of the shell, the gap is reserved between the front panel and the shell, the two ends of the outer spring are respectively connected with the shell and the front panel, the two ends of the inner spring are respectively connected with the shell and the front panel, the inner spring is sleeved inside the outer spring, the front, two ends of the limiting tie bar are respectively fixedly connected with the shell and the front panel; the chair is characterized in that a backrest is connected to the chair, a vertical rod is fixedly connected to the upper end of the backrest, and the shell is fixedly welded to the vertical rod.

Preferably, the vertical rod is a sliding rod and further comprises an electric push rod, a sliding groove is formed in the sliding rod, a sliding block is matched with the sliding groove, the shell is connected to the sliding groove of the sliding rod through the sliding block, the lower end of the electric push rod is connected with the backrest, and the upper end of the electric push rod is connected to the shell.

Preferably, there are two vertical rods, and the two vertical rods are parallel to each other.

Preferably, the axis of the outer spring and the axis of the inner spring coincide with each other.

Preferably, a fabric layer is attached to the front end of the front panel; the end cap is connected with the end of the inflation tube through wires.

In the technical scheme, the shell is fixedly connected with the vertical rod, so that the whole headrest is fixed at the top of the backrest, meanwhile, the shell is internally provided with an inner cavity for accommodating an air bag, and the air bag can play a role in buffering and protecting the head when the front panel is damaged due to severe impact; the inflation tube can be used for manually inflating the air bag, and the inflation tube can be closed through the end cap after the inflation is finished; the groove is used for accommodating the sliding block; the sliding block is matched with the matched sliding rod, so that the height of the headrest is adjusted under the driving of the electric push rod, and under the normal condition, the shell is recommended to be welded on the fixed vertical rod, so that the stability of the structure is ensured; the outer spring and the inner spring are used for playing a role in elastic buffering, and the telescopic mode of the outer spring and the inner spring can ensure that the telescopic direction of the spring is more stable; the front panel is used for directly contacting with the head; the cavity in the front panel is used for internally arranging a silica gel sheet or a silica gel strip, so that the front panel plays a role in buffering when being damaged; the gap is a telescopic space of the spring; the front end face of the shell is designed into a plastic plate, which is helpful for ensuring that the shell is easy to damage, so that the head can be supported by the air bag; the limiting lacing wire is used for enabling the spring to have a certain compression amount, so that the front panel is ensured to be relatively stable; the backrest and the seat are of a conventional automobile seat structure.

Drawings

Fig. 1 is a half sectional view of the present invention from a top view;

fig. 2 is a left side view of the present invention;

FIG. 3 is a top view of the present invention mounted on a vehicle seat;

in the figure:

1. casing 2, inner cavity 3, gasbag 4, gas tube

5. Groove 6, slide block 7, external spring 8 and internal spring

9. Front panel 10, cavity 11, gap 12, plastic plate

13. Limiting lacing wire 14, sliding rod 15, electric push rod 16 and backrest

17. A chair.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

A multifunctional automobile headrest, as shown in figures 1-3, comprises a shell 1, an inner cavity 2, an air bag 3, an inflation tube 4, a groove 5, a slide block 6, an outer spring 7, an inner spring 8, a front panel 9, a cavity 10, a gap 11, a plastic plate 12, a limiting lacing wire 13, a slide rod 14, an electric push rod 15, a backrest 16 and a seat 17, wherein the shell 1 is internally provided with the inner cavity 2, the inner cavity 2 is internally provided with a plurality of air bags 3, one end of the inflation tube 4 is connected with the air bag 3, the other end of the inflation tube 4 extends out of the rear end of the shell 1, the rear end surface of the shell 1 is provided with the groove 5, the rear end of the shell 1 is fixedly connected with the slide block 6, the slide block 6 is positioned in the groove 5, the front panel 9 is positioned in front of the shell 1, a gap 11 is reserved between the front panel 9 and the shell 1, two ends of the outer spring 7 are respectively connected with the shell 1 and, the inner spring 8 is sleeved inside the outer spring 7, a plurality of cavities 10 are formed in the front panel 9, silica gel sheets are filled in the cavities 10, the front end face of the shell 1 is a plastic plate 12, and two ends of the limiting tie bar 13 are fixedly connected with the shell 1 and the front panel 9 respectively; the seat 17 is connected with a backrest 16, the upper end of the backrest 16 is fixedly connected with a sliding rod 14, the sliding rod 14 is provided with a sliding groove, a sliding block 6 is matched with the sliding groove, the shell 1 is connected in the sliding groove of the sliding rod 14 through the sliding block 6, the lower end of an electric push rod 15 is connected with the backrest 16, and the upper end of the electric push rod 15 is connected on the shell 1.

Example 2

A multifunctional automobile headrest, as shown in figures 1-3, comprises a shell 1, an inner cavity 2, an air bag 3, an inflation tube 4, a groove 5, a slide block 6, an outer spring 7, an inner spring 8, a front panel 9, a cavity 10, a gap 11, a plastic plate 12, a limiting tie bar 13, a vertical rod, a backrest 16 and a seat 17, wherein the shell 1 is internally provided with the inner cavity 2, the inner cavity 2 is internally provided with a plurality of air bags 3, one end of the inflation tube 4 is connected with the air bag 3, the other end of the inflation tube 4 extends to the rear end of the shell 1, the rear end surface of the shell 1 is provided with the groove 5, the rear end of the shell 1 is fixedly connected with the slide block 6, the slide block 6 is positioned in the groove 5, the front panel 9 is positioned in front of the shell 1, the gap 11 is reserved between the front panel 9 and the shell 1, two ends of the outer spring 7 are respectively connected with the shell 1 and the front panel 9, the inner spring 8 is sleeved inside the outer spring 7, a plurality of cavities 10 are formed in the front panel 9, silica gel sheets are filled in the cavities 10, the front end face of the shell 1 is a plastic plate 12, and two ends of the limiting tie bar 13 are fixedly connected with the shell 1 and the front panel 9 respectively; a backrest 16 is connected to the seat 17, a vertical rod is fixedly connected to the upper end of the backrest 16, and the shell 1 is welded and fixed to the vertical rod. The number of the vertical rods is two, and the two vertical rods are parallel to each other. The axis of the outer spring 7 and the axis of the inner spring 8 coincide with each other. A fabric layer is attached to the front end of the front panel 9; an end cap is threaded onto the end of the inflation tube 4.

The working principle of the device is as follows: the shell 1 is fixedly connected with a vertical rod, so that the whole headrest is fixed at the top of the backrest 16, meanwhile, an inner cavity 2 is formed in the shell 1 and is used for accommodating an air bag 3, and the air bag 3 can play a role in buffering and protecting the head when the front panel 9 is damaged due to severe impact; the inflation tube 4 can be used for manually inflating the air bag 3, and the inflation tube 4 can be sealed through the end cap after the inflation is finished; the groove 5 is used for accommodating a sliding block 6; the outer spring 7 and the inner spring 8 are used for playing a role in elastic buffering, and the telescopic mode of the outer spring and the inner spring can ensure that the telescopic direction of the spring is more stable; the front panel 9 is intended to be in direct contact with the head; the cavity 10 inside the front panel 9 is used for internally arranging a silica gel sheet or a silica gel strip, so that the front panel 9 plays a role in buffering when being damaged; the gap 11 is a telescopic space of the spring; the design of the front end face of the housing 1 as a plastic plate 12 helps to ensure that it is easily damaged, so that the head can be supported by the airbag 3; the limiting lacing wire 13 is used for enabling the spring to have a certain compression amount, so that the front panel 9 is relatively stable; the backrest 16 and seat 17 are conventional automotive seat structures.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional automobile headrest is characterized by comprising a shell (1), an inner cavity (2), air bags (3), an inflation tube (4), a groove (5), a sliding block (6), an outer spring (7), an inner spring (8), a front panel (9), a cavity (10), a gap (11), a plastic plate (12), a limiting lacing wire (13), a vertical rod, a backrest (16) and a seat (17), wherein the shell (1) is internally provided with the inner cavity (2), the inner cavity (2) is internally provided with the air bags (3), one end of the inflation tube (4) is connected with the air bags (3), the other end of the inflation tube (4) extends out of the rear end of the shell (1), the rear end surface of the shell (1) is provided with the groove (5), the sliding block (6) is fixedly connected with the rear end of the shell (1), the sliding block (6) is positioned in the groove (5), the front panel (9) is positioned in front of the shell (, a gap (11) is reserved between the front panel (9) and the shell (1), two ends of the outer spring (7) are respectively connected with the shell (1) and the front panel (9), two ends of the inner spring (8) are respectively connected with the shell (1) and the front panel (9), the inner spring (8) is sleeved inside the outer spring (7), a plurality of cavities (10) are formed in the front panel (9), silica gel sheets are filled in the cavities (10), the front end face of the shell (1) is a plastic plate (12), and two ends of the limiting tie bar (13) are respectively fixedly connected with the shell (1) and the front panel (9); a backrest (16) is connected to the seat (17), a vertical rod is fixedly connected to the upper end of the backrest (16), and the shell (1) and the vertical rod are welded and fixed.

2. The multi-functional headrest for cars of claim 1, characterized in that: the vertical rod is a sliding rod (14) and further comprises an electric push rod (15), a sliding groove is formed in the sliding rod (14), a sliding block (6) is matched with the sliding groove, the shell (1) is connected into the sliding groove of the sliding rod (14) through the sliding block (6), the lower end of the electric push rod (15) is connected with the backrest (16), and the upper end of the electric push rod (15) is connected onto the shell (1).

3. The multifunctional headrest for cars of claim 1, characterized in that said vertical rods are two, said two vertical rods being parallel to each other.

4. Multifunction vehicle headrest according to claim 1, characterized in that the axis of the outer spring (7) and the axis of the inner spring (8) coincide with each other.

5. The multifunctional headrest for cars of claim 1, characterized in that a fabric layer is attached to the front end of the front panel (9); the end cap is connected with the tail end of the inflation tube (4) through a thread.