CN104149669A - Back-row seat headrest for vehicle and vehicle comprising same - Google Patents
Back-row seat headrest for vehicle and vehicle comprising same Download PDFInfo
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- CN104149669A CN104149669A CN201410427352.5A CN201410427352A CN104149669A CN 104149669 A CN104149669 A CN 104149669A CN 201410427352 A CN201410427352 A CN 201410427352A CN 104149669 A CN104149669 A CN 104149669A
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Abstract
The invention discloses a back-row seat headrest for a vehicle and the vehicle comprising the back-row seat headrest. The back-row seat headrest comprises a first pillow and a second pillow, wherein the first pillow can move in the front and back directions; the second pillow is arranged above the first pillow and can rotate between a locking position and an unlocking position; in the forward moving process of the first pillow, the second pillow rotates from the locking position to the unlocking position; in the backward moving process of the first pillow, the second pillow rotates from the unlocking position to the locking position. According to the back-row seat headrest for the vehicle, through arrangement of the first pillow and the second pillow, when the vehicle is in collision and other accidents, the first pillow and the second pillow can jointly move forwards, and the second pillow can pivot from the horizontal position to the vertical position so as to be located over the first pillow in a stacked mode; as a result, the head and neck of a passenger on the back row can be effectively prevented from inclining backwards, the safety of the neck of the passenger on the back row is guaranteed, and no shaking and abnormal sound exist in the moving process of the first pillow and the second pillow.
Description
Technical field
The present invention relates to vehicle arrangement field, especially relate to the vehicle that a kind of back seat for vehicle is rested the head on and had it.
Background technology
In correlation technique, the front-row seats of vehicle is set up safety headrest, yet rear row passenger's safety is difficult to guarantee, and the actuating mechanism of the safety headrest of front-row seats is often arranged on the backrest frames of front-row seats, when moving, actuating mechanism can cause the spacious moving abnormal sound problem of safety headrest.
Summary of the invention
The present invention is intended at least solve one of technical matters existing in prior art.For this reason, the invention reside in and propose a kind of headrest of the back seat for vehicle, described back seat headrest can protect rear row passenger's safety and headrest not to have spacious moving abnormal sound problem in protection passenger's process.
The present invention also proposes a kind of vehicle with above-mentioned back seat headrest.
The headrest of the back seat for vehicle according to first aspect present invention embodiment, comprising: the first pillow, and described the first pillow is removable on fore-and-aft direction; With the second pillow, described the second pillow is located at the top of described the first pillow, and described the second pillow is rotatable between lock position and unlocked position, wherein during described the first pillow moves forward, described the second pillow turns to described unlocked position from described lock position, during described the first pillow is mobile backward, described the second pillow turns to described lock position from described unlocked position.
According to the headrest of the back seat for vehicle of the embodiment of the present invention, by the first pillow and the second pillow are set, when the accidents such as collision happens, the first pillow and the second pillow can move forward jointly, and the second pillow can be from pivoted to vertical position, with overlay the first pillow directly over, thereby can effectively suppress rear row passenger's neck layback, to guarantee rear row passenger's neck safety, and there is not spacious moving abnormal sound problem in the first pillow and the second pillow in the process of moving.
Particularly, described the first pillow is removable on fore-and-aft direction by moving structure, and wherein said moving structure comprises: sleeve, and described sleeve extends along fore-and-aft direction, and described sleeve is suitable for being fixed on the backrest of described back seat; And shifting bar, described shifting bar can be located in described sleeve movably forward and backward, and the front end of described shifting bar and described first is rested the head on fixing to drive described the first pillow removable on fore-and-aft direction.
Alternatively, described shifting bar can be located in described sleeve movably forward and backward by spring.
Further, described moving structure further comprises: lock piece, described lock piece is configured to when described the second pillow shifting bar described in locking while being positioned at described lock position.
Particularly, the rear end of described shifting bar is formed with the locking hole connecting along left and right directions, described lock piece is along left and right directions extension and removable on left and right directions, and described lock piece coordinates that with described locking hole the rear end of described shifting bar is locked in described sleeve.
Further, one end of described lock piece is provided with bracing wire, pulls lock piece described in described bracing wire to depart from and coordinate with described locking hole.
Alternatively, described back seat headrest further comprises: the 3rd pillow, and described the 3rd pillow is fixed with described sleeve, and described the 3rd pillow is suitable for being fixed on the described backrest of described back seat.
Further, described the second pillow is rotatable between described lock position and described unlocked position by bar linkage structure, wherein said bar linkage structure comprises: first connecting rod, one end of described first connecting rod is connected pivotly with the front end of described shifting bar, and described first connecting rod and described second is rested the head on fixing to drive described the second pillow rotatable around described one end of described first connecting rod; Second connecting rod, one end of described second connecting rod is connected pivotly with sleeve; And third connecting rod, the two ends of described third connecting rod are connected with described second connecting rod pivotly with described first connecting rod respectively.
Particularly, the front end of described shifting bar is provided with fixed block, and described one end of described first connecting rod is connected on described fixed block pivotly.
According to the vehicle of second aspect present invention embodiment, comprise the headrest of the back seat for vehicle according to first aspect present invention.
According to the vehicle of the embodiment of the present invention, by the back seat for vehicle of above-mentioned first aspect is set, rest the head on, thereby improved the general safety performance of vehicle.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Fig. 1 is that wherein the second pillow is in lock position according to a schematic diagram of the headrest of the back seat for vehicle of the embodiment of the present invention;
Fig. 2 is the section-drawing along A-A line in Fig. 1;
Fig. 3 is the section-drawing along B-B line in Fig. 1;
Fig. 4 is the back view of the back seat headrest shown in Fig. 1;
Fig. 5 is the section-drawing along C-C line in Fig. 4;
Fig. 6 is the block diagram of the moving structure shown in Fig. 1 and bar linkage structure;
Fig. 7 is another schematic diagram of the back seat headrest shown in Fig. 1, and wherein the second pillow is in the unlocked position;
Fig. 8 is the section-drawing along D-D line in Fig. 7;
Fig. 9 is the section-drawing along E-E line in Fig. 7;
Figure 10 is the back view of the back seat headrest shown in Fig. 7;
Figure 11 is the section-drawing along F-F line in Figure 10;
Figure 12 is the block diagram of the moving structure shown in Fig. 7 and bar linkage structure.
Reference numeral:
100: back seat headrest;
11: the first pillows; 12: the second pillows; 13: the three pillows;
2: moving structure; 21: sleeve;
22: shifting bar; 221: fixed block; 222: locking hole;
23: spring; 24: lock piece;
25: bracing wire; 251: bracing wire sleeve; 252: joint; 253: control bracing wire;
3: bar linkage structure; 311: first connecting rod; 312: second connecting rod; 313: third connecting rod;
321: the first pivotal axis; 322: the second pivotal axis;
323: the three pivotal axis; 324: the four pivotal axis.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique the invention provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.
Below with reference to Fig. 1-Figure 12, the headrest of the back seat for vehicle 100 according to first aspect present invention embodiment is described.Wherein, in vehicle (scheming not shown), can have back seat backrest (scheming not shown), back seat headrest 100 can be arranged on the top of back seat backrest substantially, so that passenger's neck leans on.
As shown in Figure 1, the headrest of the back seat for vehicle 100 according to first aspect present invention embodiment, comprising: first pillow the 11 and second pillow 12.
Particularly, with reference to Fig. 1 and Fig. 7, the first pillow 11 can be arranged on the front side at back seat backrest top, the first pillow 11 is removable on fore-and-aft direction, when vehicle is during in normal driving or parked state, the first pillow 11 vertically arranges and maintains quiescence, rear row passenger's neck can lean on the first pillow 11 backward, when the accidents such as collision happens, the first pillow 11 still vertically arranges but translation forward, to promote passenger's neck, travel forward, the preliminary neck layback problem that suppresses to cause due to collision passenger.
Further, with reference to Fig. 1 and Fig. 7, the second pillow 12 is located at the top of the first pillow 11, and the second pillow 12 is rotatable between lock position and unlocked position, wherein during the first pillow 11 moves forward, the second pillow 12 turns to unlocked position from lock position, during the first pillow 11 is mobile backward, the second pillow 12 turns to lock position from unlocked position, certain the first pillow 11 can not move backward, the second pillow 12 is without locking again.Wherein, the second pillow 12 can be connected with the first pillow 11, and the second pillow 12 can pivotable with respect to the first pillow 11, second rest the head on 12 follow the first pillow 11 can translation.
Particularly, with reference to Fig. 1, when vehicle is during in normal driving or parked state, the second pillow 12 is in lockup state, now the second pillow 12 on even keels are arranged on the top of the first pillow 11, and the front end of the second pillow 12 aligns with the upper end antetheca of the first pillow 11, when the accidents such as collision happens, latching device (example lock piece 24 as described hereinafter) for locking the second pillow 12 is untied, the second pillow 12 moves to unlocked position from lock position, now, the second pillow 12 starts to vertical position pivotable from level attitude, and follows the first pillow 11 translation forward simultaneously.
As shown in Figure 7, when the second pillow 12 is switched to unlocked position, the second pillow 12 can vertically arrange, and the front end face of the second pillow 12 can be concordant with the front end face of the first pillow 11, further to promote passenger's neck, travel forward, further suppress to cause due to collision the layback problem of passenger's neck.Thus, by the first pillow 11 and the second pillow 12 are set, can effectively protect rear row passenger's neck safety.
According to the headrest of the back seat for vehicle 100 of the embodiment of the present invention, by the first pillow 11 and the second pillow 12 are set, when the accidents such as collision happens, first pillow the 11 and second pillow 12 can move forward jointly, and the second pillow 12 can be from pivoted to vertical position, with overlay the first pillow 11 directly over, thereby can effectively suppress rear row passenger's neck layback, to guarantee rear row passenger's neck safety, and there is not spacious moving abnormal sound problem in first pillow the 11 and second pillow 12 in the process of motion.
In one embodiment of the invention, as shown in Figure 1 and Figure 7, the first pillow 11 is removable on fore-and-aft direction by moving structure 2, and wherein moving structure 2 can comprise: sleeve 21 and shifting bar 22.Wherein, sleeve 21 can directly be fixed on the backrest of back seat, can also indirectly be fixed on the backrest of back seat, when sleeve 21 is fixed on the backrest of back seat indirectly, back seat headrest 100 may further include the 3rd pillow 13, the 3rd pillow 13 can be fixed on the backrest of back seat, and sleeve 21 is fixed on the 3rd pillow 13, thereby sleeve 21 can be fixed on the backrest of back seat indirectly, the sleeve 21 of only take is below fixed on the backrest of back seat indirectly as example describes, certainly, after the technical scheme of those skilled in the art below having read, be appreciated that sleeve 21 is directly fixed on the technical scheme on back seat backrest.In addition, sleeve 21 can also be fixed on the backrest of back seat by other means indirectly.
Particularly, as shown in Figure 1 and Figure 7, the 3rd pillow 13 substantially on even keel is arranged on the top of back seat backrest, the first pillow 11 is located at the front side of the 3rd pillow 13 vertically, and the upper end of the first pillow 11 is substantially concordant with the upper surface of the 3rd pillow 13, when the second pillow 12 is positioned at lockup state, the second pillow 12 on even keels overlay the top of the 3rd pillow 13, and the front end of the second pillow 12 is substantially concordant with the front end of the 3rd pillow 13, when the second pillow 12 moves to unlocked position, the second pillow 12 is located at the front side of the 3rd pillow 13 vertically, now, the upper end docking of the lower end of the second pillow 12 and the 3rd pillow 13, and butted line is substantially concordant with the upper surface of the 3rd pillow 13.
Further, with reference to Fig. 1 and Fig. 7, sleeve 21 extends along fore-and-aft direction, and be horizontally fixed in the 3rd pillow 13, shifting bar 22 can be located in sleeve 21 movably forward and backward, and the front end of shifting bar 22 can be freely through the front end face of the 3rd pillow 13, and the front end of shifting bar 22 and the first pillow 11 are fixing, when shifting bar 22 is when being fixed on the sleeve 21 of the 3rd pillow in 13 and moving forward and backward, shifting bar 22 can drive the first pillow 11 to move up in front and back.Thus, when collision happens, shifting bar 22 relatively sleeve 21 moves forward, so that the first pillow 11 reaches, thereby row passenger's neck safety after protection.
Particularly, as shown in Figure 1 and Figure 7, the front end of shifting bar 22 can be provided with fixed block 221, fixed block 221 can vertically arrange the front end that is fixed on shifting bar 22, and fixed block 221 can extend straight up from the front end of shifting bar 22, thereby shifting bar 22 side projection can rough structure be L shaped, at least a portion of fixed block 221 (for example bottom) can be fixed in the first pillow 11, thereby shifting bar 22, fixed block 221 and the first pillow 11 can be a relatively static integral body, when shifting bar 22 moves forward and backward, fixed block 221 and the first pillow 11 can move forward and backward in the lump.Thus, can be so that the first pillow 11 and shifting bar 22 fixing by fixed block 221 is set, and by adopting the fixed block 221 vertically arranging fixing with the first pillow 11, thereby make the first pillow 11 can constantly vertically arrange, to complete front and back translation.
Further, with reference to Fig. 6 and Figure 12, shifting bar 22 can be located in sleeve 21 movably forward and backward by spring 23.Particularly, the rear portion of sleeve 21 is provided with spring 23, the rear end of spring 23 is only against on the rear end diapire of sleeve 21, the front end of spring 23 is only against the rear end of shifting bar 22, when the second pillow 12 is positioned at lock position (as shown in Figure 6), shifting bar 22 can all be accommodated in sleeve 21, now spring 23 is in compressive state, with stored energy, after the second pillow 12 is discharged, spring 23 resiles, thereby promotes forward shifting bar 22, make at least anterior of shifting bar 22 stretch out (as shown in figure 12) from the front end of sleeve 21, thereby shifting bar 22 is realized reach.
Here, it should be noted that, with reference to Fig. 6, the former length of spring 23 is less than the length of sleeve 21, for example the former length of spring 23 can equal 3/4 of sleeve 21 length substantially, thereby after spring 23 resiles, the rear end of shifting bar 22 can rest in sleeve 21, thereby the front side that makes the first pillow 11 can continue to be arranged on vertically the 3rd pillow 13, avoids the problem that comes off of the first pillow 11.
Further, moving structure 2 further comprises: lock piece 24, and lock piece 24 is configured to locking shifting bar 22 when the second pillow 12 is positioned at lock position, and when lock piece 24 releases second rest the head on 12, the second pillow 12 can move to unlocked position from lock position.Wherein, with reference to Fig. 6, the middle part of sleeve 21 is formed with the perforation that runs through sleeve 21 barrels along left and right directions, the rear end of shifting bar 22 is formed with the locking hole 222 connecting along left and right directions, lock piece 24 is along left and right directions extension and removable on left and right directions, when lock piece 24 passes perforation and coordinates with locking hole 222, lock piece 24 is locked at the rear end of shifting bar 22 in sleeve 21, when lock piece 24 leaves locking hole 222, lock piece 24 discharges shifting bar 22, now, under the thrust of spring 23, shifting bar 22 can front shifting movement.
Alternatively, one end of lock piece 24 is provided with bracing wire 25, pulls bracing wire 25 lock pieces 24 to depart from and join with locking hole 222.For example, in the example of Fig. 6, lock piece 24 can be configured to the straight pin extending along left and right directions, bracing wire 25 is fixed on the one end on lock piece 24 length directions, when dragging bracing wire 25 to a lateral movement of the contiguous bracing wire 25 of lock piece 24, lock piece 24 can be deviate from locking hole 222, now shifting bar 22 is released, to start reach.Wherein, bracing wire 25 can be passed and be engaged in bracing wire sleeve 251.
For example, at Fig. 2, Fig. 5, in the example of Fig. 8 and Figure 11, in the 3rd pillow 13, be provided with two sleeves that are symmetrically arranged 21, two sleeves 21 are parallel to each other and extend along fore-and-aft direction, and in two sleeves 21, be respectively equipped with a spring 23 and a shifting bar 22, shifting bar 22 can be located in sleeve 21 by spring 23 movably forward and backward, two shifting bars 22 are parallel to each other and symmetrical, further, with reference to Fig. 6 and Figure 12, the front end of two shifting bars 22 is simultaneously fixing with fixed block 221, for fixing the first pillow 11, on each shifting bar 22, be formed with respectively a locking hole running through along left and right directions 222, and on two shifting bars 22 locking hole 222 to offer position identical, on each sleeve 21, be formed with respectively a perforation running through along left and right directions, and on two sleeves 21 perforation to offer position identical.
Further, with reference to Fig. 6 and Figure 12, perforation place of each sleeve 21 is equipped with respectively a lock piece 24, the left end that is positioned at the left side lock piece 24 on the sleeve 21 of left side is provided with left side bracing wire 25, when left side bracing wire 25 pulls the lock piece 24 in left side left, the shifting bar 22 in left side is in the interior release of sleeve 21 in left side, can move forward, the right-hand member that is positioned at the right side lock piece 24 in right hand sleeves 21 is provided with right side bracing wire 25, when right side bracing wire 25 pulls the lock piece 24 on right side to the right, the shifting bar 22 on right side, in the interior release of sleeve 21 on right side, can move forward.
Particularly, with reference to Fig. 6 and Figure 12, the bracing wire 25 in left side can be connected with a joint 252 with the bracing wire 25 on right side simultaneously, the other end of joint 252 and trigger mechanism, for example controlling bracing wire 253 is connected, wherein control in the backrest that bracing wire 253 can be embedded in back seat, when vehicle collision, rear row's passenger may impact the backrest of back seat backward at full tilt, the control bracing wire 253 being now embedded in the backrest of back seat becomes curved, so that move after joint 252, thereby drag left side bracing wire 25 and right side bracing wire 25 motions, make the shifting bar 22 in the lock piece 24 release left sides in left side, the lock piece 24 on right side discharges the shifting bar 22 on right side simultaneously.Thus, first pillow the 11 and second pillow 12 moves to unlocked position from lock position respectively, to protect passenger's safety.Wherein, trigger mechanism can also be according to actual requirement setting, to meet better actual requirement.
Particularly, with reference to Fig. 1, Fig. 6, shown in Fig. 7 and Figure 12, the second pillow 12 is rotatable between lock position and unlocked position by bar linkage structure 3, wherein bar linkage structure 3 comprises: first connecting rod 311, second connecting rod 312 and third connecting rod 313, one end of first connecting rod 311 is connected pivotly with the front end of shifting bar 22, for example one end of first connecting rod 311 can be connected on fixed block 221 pivotly, one end of second connecting rod 312 is connected pivotly with sleeve 21, the two ends of third connecting rod 313 are connected with second connecting rod 312 pivotly with first connecting rod 311 respectively, first connecting rod 311 and the second pillow 12 are fixing to drive the second pillow 12 rotatable around one end of first connecting rod 311.Wherein, the operating principle of multi-connecting-rod mechanism is well known to those skilled in the art, no longer describes in detail here.
With reference to Fig. 7 and Figure 12, when the second pillow 12 is positioned at unlocked position, first connecting rod 311 is arranged on the top of fixed block 221 vertically, second connecting rod 312 and third connecting rod 313 are linked to be the upwardly extending oblique line that tilts from back to front substantially, now, the lower end of first connecting rod 311 is connected by the first pivotal axis 321 pivotly with the upper end of fixed block 221, the lower end of second connecting rod 312 is connected by the second pivotal axis 322 pivotly with the lower end of two sleeves 21, the upper end of third connecting rod 313 is connected by the 3rd pivotal axis 323 pivotly with the upper end of first connecting rod 311, the lower end of third connecting rod 313 is connected by the 4th pivotal axis 324 pivotly with the upper end of second connecting rod 312.
Thus; as shown in Figure 1 and Figure 7; the second pillow 12 is fixed together with first connecting rod 311; and the bearing of trend of the second pillow 12 is overlapped with the bearing of trend of first connecting rod 311, thereby when first connecting rod 311 vertically arranges, first connecting rod 311 can drive the second pillow 12 vertically to arrange; so that the second pillow 12 can be protected rear row passenger's safety; when first connecting rod 311 is horizontally disposed with substantially, the second pillow 12 can be horizontally disposed with substantially, and now the second pillow 12 can be positioned at lock position.
Particularly, first pillow the 11, second pillow the 12 and the 3rd pillow 13 can be foam element, and by foam process moulding, particularly, in the process of processing, sleeve 21 and lock piece 24 can be embedded in the forming mould of the 3rd pillow 13, and foaming-formed with the 3rd pillow 13, the fixed block of shifting bar 22 221 is embedded in the forming mould of the first pillow 11 simultaneously, and foaming-formed with the first pillow 11, first connecting rod 311 is embedded in the forming mould of the second pillow 12 simultaneously, and foaming-formed with the second pillow 12.Here, it should be noted that, first pillow the 11, second pillow the 12 and the 3rd pillow 13 needs reserved assembly space in the process of moulding, so that further assembling.Certainly, the invention is not restricted to this, back seat headrest 100 can also pass-through mode moulding and assembling.
Thus, by moving structure 2 and bar linkage structure 3 being located at respectively on back seat headrest 100, thereby improved the Reliability of Microprocessor of back seat headrest 100, thereby can further improve safety performance, and reduced the spacious moving abnormal sound problem of back seat headrest 100.
Below with reference to Fig. 1-Figure 12 is concise and to the point, describe according to the working process of the back seat headrest 100 of the embodiment of the present invention.
When vehicle is during in normal driving or parked state, lock piece 24 is engaged in locking hole 222, shifting bar 22 is accommodated in sleeve 21 completely and is limited at lock position, spring 23 is in compressive state, now the first pillow 11 is arranged on the 3rd pillow 13 the place aheads vertically, and the second pillow 12 on even keels are arranged on the top of the 3rd pillow 13.
When the accidents such as collision happens, shake-up control bracing wire 253 makes bracing wire 25 drag lock piece 24 and leaves locking hole 222, shifting bar 22 is released, spring 23 resiles and promotes forward shifting bar 22, thereby shifting bar 22 moves forward to promote the first pillow 11 translation forward, fixed block 221 drives first connecting rod 311 to travel forward simultaneously, first connecting rod 311 drives third connecting rod 313 and second connecting rod 312 pivotables, but when shifting bar 22 moves forward to end position, first connecting rod 311 can be located at vertically fixed block 221 directly over, thereby with fixing the second pillow 12 of first connecting rod 311 can be located at vertically first pillow 11 fixing with fixed block 221 directly over, thereby protection user's neck safety.
Thus, do not sacrificing under the prerequisite of traveling comfort, by the 100 interior settings of resting the head at back seat by fixed block 221, first connecting rod 311, the four-bar linkage that second connecting rod 312 and third connecting rod 313 form, and adopt spring 23 accumulation of energys as power, adopt bracing wire 25 to control lock piece 24 and carry out release, and the trigger mechanism of bracing wire 25 (for example controlling bracing wire 253) is arranged in the backrest of back seat, over against passenger's the small of the back, like this, when bumping, rear row passenger can for example, apply application force backward to the trigger mechanism in backrest (controlling bracing wire 253), thereby realize the triggering of back seat headrest 100, and then promotion the second pillow 12 upwards turns down and travels forward, to suppress fast the layback campaign of rear row's head of passenger, the protection of realization to rear row passenger, especially the effective protection to rear row passenger neck, and avoided the spacious moving abnormal sound problem of back seat headrest 100.
According to the vehicle of second aspect present invention embodiment, comprise the headrest of the back seat for vehicle 100 of the above-mentioned first aspect embodiment according to the present invention.Should be understood that, according to other configuration example of the vehicle of the embodiment of the present invention as driving engine (scheming not shown), change-speed box (scheming not shown), diff (scheming not shown), brake system (scheming not shown) etc. be all prior art and being well known for ordinary skill in the art, therefore describe in detail no longer one by one here.
According to the vehicle of the embodiment of the present invention, by the headrest of the back seat for vehicle 100 of above-mentioned first aspect embodiment is set, thereby improved the general safety performance of vehicle.
In description of the invention, it will be appreciated that, term " length ", " width ", " on ", orientation or the position relationship of the indication such as D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary indirect contact.And, First Characteristic Second Characteristic " on ", " top " and " above " but First Characteristic directly over Second Characteristic or oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " can be First Characteristic under Second Characteristic or tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And, the specific features of description, structure, material or feature can one or more embodiment in office or example in suitable mode combination.In addition,, not conflicting in the situation that, those skilled in the art can carry out combination and combination by the feature of the different embodiment that describe in this specification sheets or example and different embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (10)
1. the headrest of the back seat for vehicle, is characterized in that, comprising:
The first pillow, described the first pillow is removable on fore-and-aft direction; With
The second pillow, described the second pillow is located at the top of described the first pillow, and described the second pillow is rotatable between lock position and unlocked position, wherein during described the first pillow moves forward, described the second pillow turns to described unlocked position from described lock position, during described the first pillow is mobile backward, described the second pillow turns to described lock position from described unlocked position.
2. the headrest of the back seat for vehicle according to claim 1, is characterized in that, described the first pillow is removable on fore-and-aft direction by moving structure, and wherein said moving structure comprises:
Sleeve, described sleeve extends along fore-and-aft direction, and described sleeve is suitable for being fixed on the backrest of described back seat; With
Shifting bar, described shifting bar can be located in described sleeve movably forward and backward, and the front end of described shifting bar and described first is rested the head on fixing to drive described the first pillow removable on fore-and-aft direction.
3. the headrest of the back seat for vehicle according to claim 2, is characterized in that, described shifting bar can be located in described sleeve movably forward and backward by spring.
4. the headrest of the back seat for vehicle according to claim 2, is characterized in that, described moving structure further comprises:
Lock piece, described lock piece is configured to when described the second pillow shifting bar described in locking while being positioned at described lock position.
5. the headrest of the back seat for vehicle according to claim 4, is characterized in that, the rear end of described shifting bar is formed with the locking hole connecting along left and right directions,
Described lock piece is along left and right directions extension and removable on left and right directions, and described lock piece coordinates that with described locking hole the rear end of described shifting bar is locked in described sleeve.
6. the back seat for vehicle according to claim 5 headrest, is characterized in that, one end of described lock piece is provided with bracing wire, pulls lock piece described in described bracing wire to coordinate with described locking hole disengaging.
7. the headrest of the back seat for vehicle according to claim 2, is characterized in that, further comprises:
The 3rd pillow, described the 3rd pillow is fixed with described sleeve, and described the 3rd pillow is suitable for being fixed on the described backrest of described back seat.
8. according to the headrest of the back seat for vehicle described in any one in claim 2-7, it is characterized in that, described the second pillow is rotatable between described lock position and described unlocked position by bar linkage structure, and wherein said bar linkage structure comprises:
First connecting rod, one end of described first connecting rod is connected pivotly with the front end of described shifting bar, and described first connecting rod and described second is rested the head on fixing to drive described the second pillow rotatable around described one end of described first connecting rod;
Second connecting rod, one end of described second connecting rod is connected pivotly with sleeve; And
Third connecting rod, the two ends of described third connecting rod are connected with described second connecting rod pivotly with described first connecting rod respectively.
9. the headrest of the back seat for vehicle according to claim 8, is characterized in that, the front end of described shifting bar is provided with fixed block, and described one end of described first connecting rod is connected on described fixed block pivotly.
10. a vehicle, is characterized in that, comprises according to the headrest of the back seat for vehicle described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410427352.5A CN104149669B (en) | 2014-08-27 | 2014-08-27 | Back seat for vehicle is rested the head on and has its vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410427352.5A CN104149669B (en) | 2014-08-27 | 2014-08-27 | Back seat for vehicle is rested the head on and has its vehicle |
Publications (2)
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| CN104149669A true CN104149669A (en) | 2014-11-19 |
| CN104149669B CN104149669B (en) | 2016-07-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965654A (en) * | 2016-01-13 | 2017-07-21 | 通用汽车环球科技运作有限责任公司 | Vehicle end door with pedal passage |
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| KR19980057815A (en) * | 1996-12-30 | 1998-09-25 | 박병재 | Car headrest |
| KR20000041809A (en) * | 1998-12-23 | 2000-07-15 | 김영환 | Method for fabricating transistor |
| JP2005152132A (en) * | 2003-11-21 | 2005-06-16 | Toyota Motor Corp | Headrest apparatus for vehicle |
| CN101676143A (en) * | 2008-09-15 | 2010-03-24 | 李尔公司 | Active head restraint system with lumbar support for vehicle seats |
| CN101941391A (en) * | 2009-07-07 | 2011-01-12 | 李尔公司 | Adjustable head restraint assembly for vehicle seats |
| CN102189970A (en) * | 2010-03-05 | 2011-09-21 | 马自达汽车株式会社 | Rear structure of vehicle |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980057815A (en) * | 1996-12-30 | 1998-09-25 | 박병재 | Car headrest |
| KR20000041809A (en) * | 1998-12-23 | 2000-07-15 | 김영환 | Method for fabricating transistor |
| JP2005152132A (en) * | 2003-11-21 | 2005-06-16 | Toyota Motor Corp | Headrest apparatus for vehicle |
| CN101676143A (en) * | 2008-09-15 | 2010-03-24 | 李尔公司 | Active head restraint system with lumbar support for vehicle seats |
| CN101941391A (en) * | 2009-07-07 | 2011-01-12 | 李尔公司 | Adjustable head restraint assembly for vehicle seats |
| CN102189970A (en) * | 2010-03-05 | 2011-09-21 | 马自达汽车株式会社 | Rear structure of vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965654A (en) * | 2016-01-13 | 2017-07-21 | 通用汽车环球科技运作有限责任公司 | Vehicle end door with pedal passage |
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| CN104149669B (en) | 2016-07-27 |
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