CN108608909A - Car seat headrest - Google Patents
Car seat headrest Download PDFInfo
- Publication number
- CN108608909A CN108608909A CN201611077697.8A CN201611077697A CN108608909A CN 108608909 A CN108608909 A CN 108608909A CN 201611077697 A CN201611077697 A CN 201611077697A CN 108608909 A CN108608909 A CN 108608909A
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- CN
- China
- Prior art keywords
- headrest
- unit
- car seat
- fixed part
- gas bag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Seats For Vehicles (AREA)
Abstract
The present invention provides a kind of car seat headrests, including head rest pole, the fixed part of setting is relatively fixed with head rest pole, the car seat headrest further includes the headrest unit for having preceding headrest and the mechanism that is slidably connected, it is arranged between the preceding headrest and the fixed part to apply expansive force, so that headrest slides away from the gas bag unit of the fixed part before described to the preceding headrest during inflation, and acts on the headrest unit to apply the elastic recovery unit of elastic restoring force in the gas bag unit deflation course, to the headrest unit.Headrest and the separate sliding of fixed part before car seat headrest of the present invention drives by using gas bag unit inflation, and return of resting the head on before being driven by elastic recovery unit when gas bag unit deflation, to may make front pillow that there is preferable buffering effect when in use.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of car seat headrest.
Background technology
The automotive seat parts one of important as automobile, the chair headrest being arranged thereon can play occupant's head branch
The effects that supportting, protecting, is comfortable.It rests the head in some high-end vehicles and generally can be all adjusted along vehicle lengthwise direction, in order to
With different building shape and the needs of the occupant of different demands.By machine driving, (such as gear passes headrest in the prior art mostly
Dynamic, lead screw transmission etc.) and made a relative move with seat, using mechanical transmission structure complexity, production cost is higher.And it is dynamic due to
The rigid connection of each component influences the comfort of occupant so as to cause poor in collision energy-absorbing effect.In addition, using machine driving
It needs driving motor close to seat upper portion being arranged, causes NVH performances bad, influence the performance of vehicle.
Invention content
In view of this, the present invention is directed to propose a kind of car seat headrest, simplifies overall structure, and improve using effect.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of car seat headrest, including head rest pole are relatively fixed the fixed part of setting with head rest pole, further include：
Headrest unit, the headrest unit includes preceding headrest, and constitutes the sliding company to the preceding fixed support of headrest
Connection mechanism；The mechanism slips that are slidably connected are connected on the fixed part, and vehicle lengthwise direction is pillowed to form the front
On sliding relative to the fixed part；
Gas bag unit, setting is between the preceding headrest and the fixed part, with during inflation, before described
Headrest applies expansive force, and the front pillow is made to have the sliding far from the fixed part；
Elastic recovery unit acts on the headrest unit, in the gas bag unit deflation course, to the head
It rests the head on unit and applies elastic restoring force.
Further, the mechanism that is slidably connected includes the inserting rod that sliding is inserted on the fixed part.
Further, the inserting rod is two disposed in parallel.
Further, the mechanism that is slidably connected includes the fore-stock being connected with the inserting rod, and the fore-stock is constituted
The fixed support rested the head on before described.
Further, it is formed with cavity inside the fixed part；The elasticity recovery unit includes being sleeved on the inserting
Spring on bar, and it is connected in the limited cap being inserted on the inserting rod free end in the cavity, the spring is limited
System is between the cavity inner wall and the limited cap.
Further, the limited cap is connected on the inserting rod.
Further, the gas bag unit is fixed on the fixed part.
Further, the gas bag unit includes the air bag being connected with air pump, and the mounting base being connected with air bag, described
Mounting base is connected on the fixed part.
Further, the embedding slot of recess setting is equipped in the fixed part, the mounting base is inlaid in described be embedded in
In slot.
Further, the air bag includes at least two points of air bags for being superimposed and being connected to setting along vehicle lengthwise direction.
Compared with the existing technology, car seat headrest of the present invention has the advantage that：
Car seat headrest according to the ... of the embodiment of the present invention is in advance between pillow and fixed part and the mechanism that is slidably connected is arranged,
Headrest moving along vehicle lengthwise direction before can be achieved, and be in advance between pillow and fixed part and gas bag unit is set, the air bag list
Headrest sliding before member can push preceding headrest by inflation, and currently resting the head on can restore single when needing return by elasticity
Member is simple and reliable for structure so that preceding return of resting the head on, and has good practicability, and because of gas bag unit and elastic recovery unit
Preferable cushion performance is all had, therefore can also reduce the damage on head.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the explosive view of the car seat headrest described in the embodiment of the present invention；
Fig. 2 is status architecture schematic diagram when the preceding headrest described in the embodiment of the present invention is detached with rear headrest；
Fig. 3 is status architecture schematic diagram when the preceding headrest described in the embodiment of the present invention does not detach with rear headrest；
Fig. 4 is the spring described in the embodiment of the present invention by compressed structural schematic diagram；
Fig. 5 is the structural schematic diagram after the spring expansion described in the embodiment of the present invention；
Reference sign：
1- fixed parts are rested the head on after 101-, 1011- mating surfaces, 102- after-poppets, 1021- pilot holes, 1022- working faces,
1023- embedding slots, 2- head rest poles, 201- card slots are rested the head on before 3-, 4- buckles, and 5- is slidably connected mechanism, 501- fore-stocks, 502-
Inserting rod, 5021- blocked holes, 6- snap-arms, 601- clamping protrusions, 7- elasticity recovery units, 701- springs, 702- limits emit,
8- gas bag units, 801- air bags, 8011- divide air bag, 802- mounting bases, 9- air pumps, 10- tracheaes.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present embodiment is related to a kind of car seat headrest, including head rest pole, and the fixed part of setting is relatively fixed with head rest pole,
The car seat headrest further include have it is preceding headrest and the mechanism that is slidably connected headrest unit, setting it is described it is preceding headrest and it is described
Between fixed part with during inflation to the preceding headrest apply expansive force, so that before described headrest slide away from it is described
The gas bag unit of fixed part, and act on the headrest unit in the gas bag unit deflation course, to the head
Rest the head on the elastic recovery unit that unit applies elastic restoring force.The car seat headrest drives by using gas bag unit inflation
Dynamic preceding headrest and the separate sliding of fixed part, and return of resting the head on before being driven by elastic recovery unit when gas bag unit deflation, thus
It may make preceding headrest that there is preferable buffering effect when in use.
Based on design philosophy as above, a kind of example arrangement of car seat headrest of the present embodiment can be such as Fig. 1 to Fig. 3 institutes
Show, wherein fixed part 1 includes forming connected rear headrest 101 with head rest pole 2, in rear headrest 101 and 3 opposite sides of preceding headrest
Be formed with 3 compatible mating surfaces 1011 of preceding headrest, in the mating surface 1011 be equipped be fixedly arranged on via buckle 4 after rest the head on
On 101 and with 501 matched after-poppet 102 of fore-stock described below.In order to enable preceding headrest 3 is formed and rear headrest 101
Opposite sliding, be fixed with the mechanism 5 that is slidably connected on the pillow 3 that is in advance in the present embodiment, and mechanism 5 is slidably connected with after by this
The sliding of holder 102 setting is to be the front and back regulatory function of preceding headrest 3.
Be slidably connected mechanism 5 and elastic recovery unit 7 described below are installed for the ease of accommodating, rear in the present embodiment
Be formed with cavity not shown in the figure in holder 102, and in after-poppet 102 with 3 opposite sides of preceding headrest (for the ease of retouching
State, the side be referred to as working face 1022 in the present embodiment, similarly hereinafter) it is equipped with the pilot hole being connected with the cavity
1021, which can form the slide-and-guide of the inserting rod 502 to the mechanism 5 that is slidably connected.Simultaneously for the ease of hereafter
Gas bag unit 8 arrangement, be equipped with to 102 inner recess of after-poppet in the present embodiment and formed in above-mentioned 1022 row of working face
Embedding slot 1023, the embedding slot 1023 then constitute mounting base 501 described below be embedded in.
As shown in Figure 1, the mechanism 5 that is slidably connected in the present embodiment includes before forming fixed support to above-mentioned preceding headrest 3
Holder 501 and one end are fixed on fore-stock 501 and along the inserting rod 502 that vehicle lengthwise direction extends, the inserting rods 502
It slides and is inserted on after-poppet 102 via above-mentioned pilot hole 1021.Meanwhile inserting rod 502 and pilot hole in order to prevent
1021 are detached from, solid in the other end (i.e. the free end of inserting rod 502) of inserting rod 502 relative to fore-stock 501 in the present embodiment
It is connected with limit described below and emits 702.The limit emits 702 and is placed in above-mentioned cavity, and its outer diameter is more than pilot hole 1021
Internal diameter, and then can realize the mobile limit to inserting rod 702.Simultaneously in order to prevent in 501 sliding process of fore-stock with after-poppet
102 occur relatively rotating and sliding for fore-stock 501 more stable consideration, and inserting rod 502 is along vehicle in the present embodiment
Width direction spaced at least two, optimal is two.
For the ease of dismounting and assembling, as shown in Figure 1, above-mentioned limit is emitted 702 by detachably connecting in the present embodiment
Fitting is fixed on inserting rod 502, which can be used the connection types such as be spirally connected, be clamped, in order to ensure using effect
Fruit, for removable connector using the connection type of clamping, concrete structure can be as shown in Figure 1, in the present embodiment in the present embodiment
The snap-arms 6 there are two stress elastically deformable positioned opposite are set on the end face that limit emits 702, in two snap-arms 6
Free end is respectively equipped with clamping protrusion 601, while being formed in the figure being inserted into for two snap-arms not in the free end of inserting rod 502
The insertion hole shown, and be equipped with and the blocked hole of the raised 601 corresponding settings of the clamping on the circumferential surface of inserting rod 502
5021, it inserts in the hole by being inserted in snap-arms 6 in assembly and clamping raised 601 is made to be placed in corresponding blocked hole
In 5021.
As shown in Figure 1, elastic recovery unit 7 includes the elastic component being set in above-mentioned cavity and above-mentioned limit in the present embodiment
Position cap 702, and elastic component is limited between cavity inner wall and the limited cap 702.As shown in figure 4, currently headrest 3 because
Gas bag unit 8 drives when far from after-poppet 102, and elastic component, which is limited, emits 702 compressive deformations and accumulation of energy, and works as gas bag unit 8
Spring release elastic potential energy and driving 3 returns of preceding headrest (as shown in Figure 5) when deflation.Elastic component can be to be set in the present embodiment
Spring 701 in above-mentioned inserting 502 passes through stabilization spring pocket being set on inserting rod 502 when can guarantee spring deformation
Property, and then the more stable of 3 slidings of resting the head on before can guarantee.Certainly, in the present embodiment elastic component in addition to may be configured as spring 701
Outside, other structures also can be used, such as itself or tension spring, at this point, when currently headrest 3 is far from after-poppet 102, tension spring be stretched and
Elastic potential energy is stored, when gas bag unit 8 is deflated, tension spring release elasticity release pulls preceding headrest 3.
Shown in Fig. 1 combinations Fig. 4, gas bag unit 8 includes the air bag 801 being connected with air pump 9, the air bag in the present embodiment
801 include at least two points of air bags 8011 for being superimposed and being connected to setting along vehicle lengthwise direction, and optimal is two.For the ease of gas
The installation of capsule 801, far from mounting base 802 is fixed with dividing on air bag 8011 for fore-stock 501 in the present embodiment, by that will install
Seat 802 is embedded in cooperation with above-mentioned embedding slot 1023 and being connected for air bag 801 can be realized.In the present embodiment by mounting base 802 with
Embedding slot 1023 is arranged to dismantled and assembled connection, and so as to be convenient for occupant to replace gas bag unit, this in the present embodiment is removable
It can be to snap connection that load, which connects,.On the one hand can have when vehicle collides by being superposed point air bag 8011 in the present embodiment
There is better energy-absorbing effect, on the other hand can also coordinate with elastic component and make the more smoothly sliding of preceding headrest 3, while also may be used
Balance the drastic change of elastic component elastic force.
Expansion effect when inflation in order to ensure air bag 801, also for convenient for integrally-built arrangement, in the present embodiment
Only will be far from fore-stock 501 divides air bag 8011 to be connected to tracheae 10.Simultaneously for the ease of reducing the occupied space of tracheae 10, this
It is formed on head rest pole 2 in embodiment and accommodates the accommodating chamber not shown in the figure that tracheae 10 penetrates.It when in use can be by tracheae
10 are placed in accommodating chamber, and are connected respectively with air bag 8011 and air pump 9 is divided after the both ends of tracheae 10 are pierced by.In addition, by
Air pump 9 is connected to air bag 801 using tracheae 10 in this present embodiment, therefore the position of air pump 9 can arbitrarily install, so as to need not
It is set to the top of backrest, and then avoids problem overweight at the top of backrest and occurs.Meanwhile tracheae 10 also can be by the present embodiment
Hose is made, to may make driver's root that air pump 9 is installed on to the different location on vehicle.
The structure of head rest pole 2 in the present embodiment is as shown in Figure 1, it is whole in the shape of a " convex ", above-mentioned accommodating chamber then shape
At on one of side wall.The top of head rest pole 2 is fixed on after-poppet 102 in the present embodiment, the two side walls of its underpart
Then sliding is inserted on vehicle and leans on back, realizes the moving along vehicle-height direction of headrest.In head rest pole 2 in the present embodiment
Side wall upper edge vehicle-height direction interval be equipped with multiple card slots 201, when head rest pole 2 need lifting when by making different height
The card slot 201 of degree coordinates with the guide sleeve by back.
The lifting of headrest can be realized when in use, by lifting head rest pole 2 in the car seat headrest, when headrest need to
When preceding adjusting, being inflated into air bag 801 by the switch button by compression pump 10 can push fore-stock 501 to move forward, i.e.,
State shown in the adjusting forward of headrest 3 before can be achieved, i.e. Fig. 2 and Fig. 4；When headrest needs to adjust backward, by compressing switch
Button makes air bag 801 deflate, then before the return under the pulling of spring of headrest 3, i.e. state shown in Fig. 3 and Fig. 5.In addition,
Step-wise displacement is not present in 3 movement of headrest before being driven by air bag 801 and spring, and then can realize the electrodeless adjustment of preceding headrest 3, increases
Add the comfort of occupant.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of car seat headrest, including head rest pole (2) are relatively fixed the fixed part (1) of setting with head rest pole (2), special
Sign is：
Headrest unit, the headrest unit includes preceding headrest (3), and constitutes sliding to the preceding fixed support of headrest (3)
Bindiny mechanism (5)；The mechanism that is slidably connected (5) is slidably connected on the fixed part (1), to form the preceding headrest (3)
In the sliding relative to the fixed part (1) in vehicle lengthwise direction；
Gas bag unit (8) is arranged between preceding headrest (3) and the fixed part (1), right with during inflation
Headrest (3) applies expansive force before described, and the preceding headrest (3) is made to have the sliding far from the fixed part (1)；
Elastic recovery unit (7) acts on the headrest unit, in the gas bag unit deflation course, to the head
It rests the head on unit and applies elastic restoring force.
2. car seat headrest according to claim 1, it is characterised in that：The mechanism that is slidably connected (5) includes sliding
The inserting rod (502) being inserted on the fixed part (1).
3. car seat headrest according to claim 2, it is characterised in that：The inserting rod (502) is disposed in parallel
Two.
4. car seat headrest according to claim 2, it is characterised in that：The mechanism that is slidably connected (2) includes and institute
The connected fore-stock (501) of inserting rod (502) is stated, the fore-stock (501) constitutes the fixed support of the preceding headrest (3).
5. car seat headrest according to claim 2, it is characterised in that：It is formed with cavity inside the fixed part (1)；
The elasticity recovery unit (7) includes the spring (701) being sleeved on the inserting rod, and is connected in and is inserted into the cavity
The inserting rod (502) free end on limited cap (702), the spring (701) is limited in the cavity inner wall and institute
It states between limited cap (702).
6. car seat headrest according to claim 5, it is characterised in that：The limited cap (702) is connected to described insert
It fills on bar (502).
7. car seat headrest according to any one of claim 1 to 6, it is characterised in that：The gas bag unit (8) is solid
It is scheduled on the fixed part (1).
8. car seat headrest according to claim 7, it is characterised in that：The gas bag unit (8) includes and air pump (9)
Connected air bag (801), and the mounting base (802) connected with air bag (801), the mounting base (801) is connected in described solid
Determine in portion (1).
9. car seat headrest according to claim 8, it is characterised in that：Recess is equipped in the fixed part (1) to set
The embedding slot (1023) set, the mounting base (802) are inlaid in the embedding slot (1023).
10. car seat headrest according to claim 8, it is characterised in that：The air bag (801) includes along Vehicle length
Direction is superimposed and at least two points of air bags (8011) of connection setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611077697.8A CN108608909B (en) | 2016-11-30 | 2016-11-30 | Automobile seat headrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611077697.8A CN108608909B (en) | 2016-11-30 | 2016-11-30 | Automobile seat headrest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108608909A true CN108608909A (en) | 2018-10-02 |
| CN108608909B CN108608909B (en) | 2020-02-21 |
Family
ID=63643178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611077697.8A Active CN108608909B (en) | 2016-11-30 | 2016-11-30 | Automobile seat headrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108608909B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650540A (en) * | 2021-09-28 | 2021-11-16 | 上海舒井汽车系统科技有限公司 | Safety headrest |
| CN113749448A (en) * | 2021-08-23 | 2021-12-07 | 陈国武 | Office chair with adjustable sitting depth |
| CN113771715A (en) * | 2021-08-31 | 2021-12-10 | 浙江零跑科技股份有限公司 | Seat structure with auxiliary headrest |
| WO2024055718A1 (en) * | 2022-09-14 | 2024-03-21 | 蔚来汽车科技(安徽)有限公司 | Seat for vehicle, and vehicle |
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| GB2368518A (en) * | 2000-10-30 | 2002-05-08 | Ford Global Tech Inc | An expandable headrest |
| US20070075578A1 (en) * | 2005-10-05 | 2007-04-05 | Faurecia Sieges D'automobile | Headrest for vehicle seat and seat comprising such a headset |
| EP2000372A1 (en) * | 2007-06-05 | 2008-12-10 | Mazda Motor Corporation | Seat system and control method therefor |
| DE102008011325A1 (en) * | 2008-02-27 | 2009-09-10 | Grammer Ag | Headrest for vehicle seat, has head part movable from base position to safety position, and contact collar and counter part comprising retaining springs and accommodation seat for springs, which are made of metal, plastic or rubber foam |
| KR20120092224A (en) * | 2011-02-11 | 2012-08-21 | 류한진 | Headresrt airbag module |
| CN203005156U (en) * | 2012-12-26 | 2013-06-19 | 浙江天鸿汽车用品有限公司 | Inflatable and deflatable car seat headrest |
| CN205674913U (en) * | 2016-06-02 | 2016-11-09 | 江西华讯实业有限公司 | The high automobile support headrest of a kind of security |
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2016
- 2016-11-30 CN CN201611077697.8A patent/CN108608909B/en active Active
Patent Citations (8)
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|---|---|---|---|---|
| JP2000006751A (en) * | 1998-06-26 | 2000-01-11 | Mazda Motor Corp | Occupant protection device for vehicle |
| GB2368518A (en) * | 2000-10-30 | 2002-05-08 | Ford Global Tech Inc | An expandable headrest |
| US20070075578A1 (en) * | 2005-10-05 | 2007-04-05 | Faurecia Sieges D'automobile | Headrest for vehicle seat and seat comprising such a headset |
| EP2000372A1 (en) * | 2007-06-05 | 2008-12-10 | Mazda Motor Corporation | Seat system and control method therefor |
| DE102008011325A1 (en) * | 2008-02-27 | 2009-09-10 | Grammer Ag | Headrest for vehicle seat, has head part movable from base position to safety position, and contact collar and counter part comprising retaining springs and accommodation seat for springs, which are made of metal, plastic or rubber foam |
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| CN203005156U (en) * | 2012-12-26 | 2013-06-19 | 浙江天鸿汽车用品有限公司 | Inflatable and deflatable car seat headrest |
| CN205674913U (en) * | 2016-06-02 | 2016-11-09 | 江西华讯实业有限公司 | The high automobile support headrest of a kind of security |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749448A (en) * | 2021-08-23 | 2021-12-07 | 陈国武 | Office chair with adjustable sitting depth |
| CN113771715A (en) * | 2021-08-31 | 2021-12-10 | 浙江零跑科技股份有限公司 | Seat structure with auxiliary headrest |
| CN113650540A (en) * | 2021-09-28 | 2021-11-16 | 上海舒井汽车系统科技有限公司 | Safety headrest |
| CN113650540B (en) * | 2021-09-28 | 2023-09-01 | 上海舒井汽车系统科技有限公司 | Safety headrest |
| WO2024055718A1 (en) * | 2022-09-14 | 2024-03-21 | 蔚来汽车科技(安徽)有限公司 | Seat for vehicle, and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108608909B (en) | 2020-02-21 |
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