CN113650540B

CN113650540B - Safety headrest

Info

Publication number: CN113650540B
Application number: CN202111143743.0A
Authority: CN
Inventors: 陈督
Original assignee: Shanghai Shujing Auto System Technology Co ltd
Current assignee: Shanghai Shujing Auto System Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2023-09-01
Anticipated expiration: 2041-09-28
Also published as: CN113650540A

Abstract

The invention discloses a safety headrest, which comprises a shell, a main support and auxiliary supports, wherein the two sides of the middle part of the front surface of the shell are hinged with support plates, a second air bag is connected between the back surface of the support plates and the front surface of the shell, the auxiliary supports are fixed on the inner side of the shell, a first air bag and a guide mechanism are connected between the auxiliary supports and the main support, the first air bag is communicated with the second air bag, an air pipe is arranged on the first air bag, and a supporting rod is fixed on the back surface of the main support. The safety headrest is characterized in that the first air bag and the second air bag are in an uninflated state in a normal state, when an automobile is impacted, the human body leans back, the head of the automobile contacts with the sensor in the pillowcase on the front side of the shell, the trigger control system controls the air path system to inflate the first air bag and the second air bag, the auxiliary support is ejected forwards along the guide mechanism under the action of the first air bag, and meanwhile, the support plate rotates and buffers along the hinge shaft under the action of the second air bag, so that safety buffering and shock absorption are realized, the shock resistance is good, and the safety is high.

Description

Safety headrest

Technical Field

The invention relates to the field of automobile accessories, in particular to a safety headrest.

Background

Automobiles are one of the important transportation means for human beings, and with the progress of the times, the quantity of people's average conservation of automobiles in China is continuously increasing, and the automobiles are driven into thousands of households, so that the problem of automobile safety is becoming more and more important. The seat is taken as an indispensable part of an automobile, and has important significance for driving safety and driving experience feeling of the automobile. However, when a vehicle collides at a high speed, an airbag on an automobile steering wheel pops up rapidly, often causing passengers or drivers to collide toward a headrest rapidly due to the inertia of the head, and secondary injuries are very easily caused due to the higher hardness of the headrest. Potential safety hazards are brought to driving, and driving experience is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a safety headrest, which solves the problems of poor buffering performance and weak protectiveness of the existing headrest.

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a safety headrest, includes shell, main tributary support and assists the support, the positive middle part both sides of shell all articulate there is the backup pad, is connected with the second gasbag between the back of backup pad and the front of shell, assist the support to be fixed in the inboard of shell, assist to be connected with first gasbag and guiding mechanism between support and the main tributary support, first gasbag and second gasbag intercommunication and be equipped with the trachea on the first gasbag, the back of main tributary support is fixed with branch.

Further limited, the front of backup pad equidistance distributes has latticed recess, and the backup pad adopts the rubber material.

Further limited, the guide mechanism comprises a guide post and a guide strip fixed on two sides of the back of the auxiliary support, a guide pipe and a guide groove arranged on two sides of the main support, wherein the guide post is spliced with the guide pipe, and the guide strip is spliced with the guide groove.

Further defined, the first balloon is located between two guide posts.

Further defined, the number of struts is two and located on either side of the back of the main support.

Further defined, the guide groove is a cross groove, and the guide bar is a cross bar.

Further defined, the air tube is an L-shaped tube, and the air tube is fixed on the main support.

Further defined, the main support and the auxiliary support are both plastic plates.

Further limited, the back integrated into one piece of main support has two sleeve pipes, branch and sleeve pipe grafting are fixed.

The invention has the following beneficial effects: this safety headrest, shell and backup pad outside parcel have the pillowcase that one deck is used for soft protection when using, the trachea meets the gas circuit system of car, lay the sensor of being connected with the control system in the car in the front of shell, the sensor can adopt pressure sensor, first gasbag and second gasbag are in the state of not inflating during normal state, when the car bumps, human back, the sensor in the front pillowcase of head contact shell triggers control system control gas circuit system and inflates first gasbag and second gasbag, assist under first gasbag effect to prop up forward along guiding mechanism, the backup pad rotates the buffering along the hinge under the second gasbag effect simultaneously, in order to realize safe buffering shock attenuation, its impact resistance is good, the security is high.

Drawings

FIG. 1 is a schematic front view of the present invention in a normal state;

FIG. 2 is a schematic back view of the present invention in a normal state;

FIG. 3 is a schematic front view of the present invention in the event of an impact;

fig. 4 is a schematic rear view of the present invention at the time of impact.

In the figure: 1. a support rod; 2. a housing; 3. a guide tube; 4. a main support; 5. auxiliary support; 6. a guide bar; 7. a guide post; 8. a first air bag; 9. a guide groove; 10. an air pipe; 11. a support plate; 12. and a second air bag.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a safety headrest, including shell 2, main tributary support 4 and auxiliary support 5 all adopt the plastic slab, the surface of shell 2 adopts the arc curved surface, the positive middle part both sides of shell 2 all articulate there is backup pad 11, be connected with second gasbag 12 between the back of backup pad 11 and the front of shell 2, auxiliary support 5 is fixed in the inboard of shell 2, be connected with first gasbag 8 and guiding mechanism between auxiliary support 5 and the main tributary support 4, be equipped with trachea 10 on first gasbag 8 and the intercommunication of second gasbag 12 and first gasbag 8, trachea 10 adopts the L pipe, and trachea 10 is fixed in on main tributary support 4, the back of main tributary support 4 is fixed with branch 1.

The front equidistance of backup pad 11 distributes there is latticed recess, and backup pad 11 adopts soft materials such as rubber material, can disperse pressure through latticed recess, has further improved the cushioning effect.

The guide mechanism comprises guide posts 7 and guide strips 6 fixed on two sides of the back surface of the auxiliary support 5, guide pipes 3 and guide grooves 9 arranged on two sides of the main support 4, the guide posts 7 are spliced with the guide pipes 3, the guide strips 6 are spliced with the guide grooves 9, the guide grooves 9 are cross grooves, the guide strips 6 are cross strips, and the first air bags 8 are positioned between the two guide posts 7.

The number of the supporting rods 1 is two, and the supporting rods are respectively positioned at two sides of the back surface of the main support 4.

The outer part of the shell 2 and the supporting plate 11 is wrapped with a layer of pillowcase for soft protection when the safety headrest is used, the air pipe 10 is connected with an air path system of an automobile, a sensor connected with an automobile inner control system is arranged on the front surface of the shell 2, the sensor can be a pressure sensor, and the first air bag 8 and the second air bag 12 are in an uninflated state when in a normal state referring to fig. 1 and 2.

The back integrated into one piece of main support 4 has two sleeve pipes, and branch 1 is fixed with the sleeve pipe grafting.

Referring to fig. 3 and 4, when an automobile collides, the human body leans backward, the head contacts with a sensor in a pillowcase on the front side of the shell 2, the trigger control system controls the air passage system to inflate the first air bag 8 and the second air bag 12, the auxiliary support is ejected forwards along the guide mechanism under the action of the first air bag 8, and meanwhile, the support plate 11 rotates along the hinge shaft to buffer under the action of the second air bag 12, so that safe buffering and shock absorption are realized, and the safety is good.

It should be noted that, in this document, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 safety headrest, includes shell (2), main support (4) and auxiliary support (5), its characterized in that: the utility model discloses a safety buffer shock absorber, including shell (2), support plate (11), auxiliary support (5), support plate (2), support plate (4), support plate (2) and support plate (1), be connected with second gasbag (12) between the positive middle part both sides of shell (2), the back of support plate (11) and the front of shell (2), auxiliary support (5) are fixed in the inboard of shell (2), be connected with first gasbag (8) and guiding mechanism between auxiliary support (5) and main support (4), first gasbag (8) and second gasbag (12) intercommunication and be equipped with trachea (10) on first gasbag (8), the back of main support (4) is fixed with branch (1), the front of shell (2) is equipped with the sensor, and when car crashed, human body leans back, head contact the sensor, first gasbag (8) and second gasbag (12) are inflated, auxiliary support (5) are popped up forward along guiding mechanism under the effect of first gasbag (8), support plate (11) rotate along the hinge under the effect of second gasbag (12) to realize safety buffer shock attenuation.

2. A safety headrest as claimed in claim 1, wherein: the front of the supporting plate (11) is equidistantly provided with grid-shaped grooves, and the supporting plate (11) is made of rubber materials.

3. A safety headrest as claimed in claim 2, wherein: the guide mechanism comprises guide posts (7) fixed on two sides of the back of the auxiliary support (5), guide strips (6), guide pipes (3) and guide grooves (9) arranged on two sides of the main support (4), wherein the guide posts (7) are inserted into the guide pipes (3), and the guide strips (6) are inserted into the guide grooves (9).

4. A safety headrest as claimed in claim 3 wherein: the first air bag (8) is positioned between the two guide posts (7).

5. A safety headrest as claimed in any one of claims 1 to 4 wherein: the number of the supporting rods (1) is two, and the supporting rods are respectively positioned at two sides of the back surface of the main support (4).

6. A safety headrest as claimed in claim 1, wherein: the outer surface of the shell (2) adopts an arc-shaped curved surface.

7. A safety headrest as claimed in claim 3 wherein: the guide groove (9) is a cross groove, and the guide strip (6) is a cross strip.

8. A safety headrest as claimed in claim 1, wherein: the air pipe (10) adopts an L-shaped pipe, and the air pipe (10) is fixed on the main support (4).

9. A safety headrest as claimed in claim 1, wherein: the main support (4) and the auxiliary support (5) are both made of plastic plates.

10. A safety headrest as claimed in claim 9 wherein: the back of the main support (4) is integrally formed with two sleeves, and the support rod (1) is fixedly inserted into the sleeves.