A kind of Multifunctional car seat headrest
Technical field
The invention belongs to automotive upholstery manufacturing technology field, specifically, relate to a kind of Multifunctional car seat headrest.
Background technology
At present, automotive headrest is a kind of driver comfort configuration articles for use and safety precaution articles for use.When vehicle knocked into the back, human body was protected human body head because inertia can fall backward, and the pressure of vehicle acceleration or deceleration all concentrates on neck and the head of human body fragility at this moment, and headrest then plays buffer action to this.Even the speed of a motor vehicle only has 10km/h, when bumping, the acceleration of vehicle and the strength of deceleration all are squeezed in the neck of people's fragility, if can not get the protection of automotive headrest, driver and crew's neck is easy to injured in the car.
According to the statistics made by the departments concerned, in the traffic accident, it is one of modal injury that neck is sprained.Data shows, in 26% rear-end collision, driver and crew's head or neck can sustain damage, and in the rear-end collision under equal conditions, the correct automotive headrest that uses uses driver and crew's neck of automotive headrest to feel that the probability of pain reduces 40% than mal, and the good headrest of service property (quality) will reduce by 24% than the driver and crew's neck injury probability that uses headrest inferior.When accident, the enormous impact power that produces of collision all is squeezed in fragile neck, and driver and crew's vertebra is probably come to harm, severe patient even can cause nervous system to go wrong causing paralysis even threat to life.The existence of automotive headrest has been arranged, and huge instant impact when just the buffering accident occurs effectively, thereby the fragile neck of protection reduce the probability of neck injuries.
Automobile in the process of moving, the passenger will inevitably feel the noise in the car.Noise in the car mainly breaks through collision that air curtain produces and grating (wind is made an uproar), external environment by grating (making an uproar in the road), the automobile on mechanical component noise (motor noise), tire and the ground such as driving engine and imports the interior noise etc. that the vibrations generation occurs the parts such as sound in the car, driving compartment trim panel into and form.Noise in the car mainly be low frequency noise (250hz---500hz) its bite is extremely strong, also is more unmanageable part in the acoustics sound insulation technology,
For above-mentioned internal car noise problem, the function of seat mainly is to be embodied in above comfortable and occupant's the safety of passenger's sitting posture in the existing car, relate to seldom for otherwise function, especially for passenger opposing or alleviate internal car noise and consider lessly, can not satisfy passenger's different demands.
Summary of the invention
Technical matters to be solved by this invention is, in the prior art, car seat headrest is only more to the traveling comfort of passenger's sitting posture and passenger's security consideration, consider less for passenger's opposing or alleviation internal car noise, can not satisfy passenger's the technical matterss such as different demands, and a kind of Multifunctional car seat headrest is provided.
Technical conceive of the present invention is, from the internal car noise angle, for solving above-mentioned alleviation internal car noise, satisfy the different demands of passenger, the invention provides a kind of car seat headrest through the improvement design, described headrest is provided with comfort device, and this device can be accepted audio frequency and play sound, also deadening can be arranged, satisfy passenger's different demands.
Technical scheme of the present invention is, a kind of Multifunctional car seat headrest, described automotive headrest is provided with multiple-structure, is provided with scalable and folding comfort device in the middle of the described headrest, described headrest is provided with the cavity that holds described comfort device, and described comfort device may contract in the described cavity.
Described headrest is connected by slide rail with described comfort device, and described headrest is provided with glidepath, and described comfort device is provided with the upper slide rail that matches at described glidepath, described upper slide rail and the intermeshing slip of described glidepath.Described upper slide rail length is less than the length of described glidepath.
When described comfort device was in the full extension state, described upper slide rail and described glidepath broke away from, and described comfort device is connected with described automotive headrest by hinge etc., and described comfort device can bend along described headrest vertical direction, and rotatable adjustment angle.
Described headrest comprises head pillow frame, and described comfort device comprises anchor fitting, and described anchor fitting is connected with described head pillow frame; Be provided with between described comfort device and the described headrest and step up spring.
Described comfort device is a large-scale headset, and described headset is the external clamping structure.
Described anchor fitting and head pillow frame are hollow structure.
Described headset is connected with audio signal wire, and the described audio signal wire other end is connected with the instrument console.
Described audio signal wire is arranged in the hollow structure of described anchor fitting and head pillow frame.
Described headset is provided with sound and regulates button and shift knob.
Adopt technical scheme provided by the present invention, can effectively solve in the prior art, car seat headrest is only more to the traveling comfort of passenger's sitting posture and passenger's security consideration, consider less for passenger's opposing or alleviation internal car noise, can not satisfy passenger's the technical matterss such as different demands, it is good also to have simultaneously soundproof effect, long service life, good stability.
Description of drawings
By reference to the accompanying drawings, the present invention is further illustrated
Fig. 1 is half-open position structural representation of the present invention;
Wherein, 1 is headrest; 2 is headset; 3 is anchor fitting; 4 is head pillow frame; 5 is audio signal wire; 6 is upper slide rail.
The specific embodiment
As shown in the figure, technical scheme provided by the present invention is, a kind of Multifunctional car seat headrest, described automotive headrest 1 is provided with multiple-structure, be provided with scalable and folding comfort device in the middle of the described headrest 1, described headrest 1 is provided with the cavity that holds described comfort device, and described comfort device may contract in the described cavity.Described headrest 1 is connected by slide rail with described comfort device, and described headrest 1 is provided with glidepath, and described comfort device is provided with the upper slide rail 6 that matches at described glidepath, described upper slide rail 6 and the intermeshing slip of described glidepath.Described upper slide rail 6 length are less than the length of described glidepath.When described comfort device was in the full extension state, described upper slide rail 6 broke away from described glidepath, and described comfort device is connected with described automotive headrest 1 by hinge etc., and described comfort device can bend along described headrest 1 vertical direction, and rotatable adjustment angle.Described headrest 1 comprises head pillow frame 4, and described comfort device comprises anchor fitting 3, and described anchor fitting 3 is connected with described head pillow frame 4; Be provided with between described comfort device and the described headrest 1 and step up spring.Described comfort device is a large-scale headset 2, and described headset 2 is the external clamping structure.Described anchor fitting 3 and head pillow frame 4 are hollow structure.Described headset 2 is connected with audio signal wire 5, and described audio signal wire 5 other ends are connected with the instrument console.Described audio signal wire 5 is arranged in the hollow structure of described anchor fitting 3 and head pillow frame 4.Described headset 2 is provided with sound and regulates button and shift knob.
The object of the invention is to install on the seat a kind of device that is similar to headset 2, this device can be accepted audio frequency and play sound, and also deadening can be arranged.This device occupant can oneself open and close, and during unlatching, occupant oneself can an individual enjoyment music or other, and sound equipment is not opened in the car, and environment inside car is quiet, does not affect other occupants; When passenger's indoor environment is more noisy, and during the environment that the occupant needs peace and quiet, close headset 2, this device has the function of shielded sound.The passenger can change according to the demand of oneself the own environment (annotate: operator's saddle is owing to special, so this device can not be installed) of taking
Compare with at present existing automotive seat, the present invention has satisfied the Extraordinary demand.Adjusting button and the shift knob of headset 2 sound sizes provided by the present invention are suitably arranged.Headset 2 is fixed on the headrest 1, and its mode is a variety of, and the fixed form of this patent is similar in the fixed form of back of seat with headrest 1, when needing to use, takes down headset 2 and gets final product.The form of headset 2 is outer clamping mode.The function of this device is, when headset 2 is opened, by the control to output signal on the console on the instrument desk, sound equipment closed, and the headset 2 of only opening can be accepted acoustic information, and other chair headrest 1 whether opening of headset 2 are independent of each other; When headset 2 Close All, the signal of console is by sound equipment output in the car; When headset 2 is closed, can play deadening, make the occupant feel that environment on every side is quiet, can access good rest.
Above embodiment is only unrestricted in order to the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, the present invention is made amendment or is equal to replacement, and not breaking away from the spirit and scope of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.