CN106740329B - Car seat headrest - Google Patents
Car seat headrest Download PDFInfo
- Publication number
- CN106740329B CN106740329B CN201611122414.7A CN201611122414A CN106740329B CN 106740329 B CN106740329 B CN 106740329B CN 201611122414 A CN201611122414 A CN 201611122414A CN 106740329 B CN106740329 B CN 106740329B
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- CN
- China
- Prior art keywords
- clump weight
- car seat
- assembly
- fixed bracket
- seat headrest
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses a kind of car seat headrests, including head rest body assembly and rear cover assembly, the rear cover assembly and head rest body assembly clamping connect, it further include damping assembly, the damping assembly is mounted in the head rest body assembly, the damping assembly further comprises clump weight and flexible connector, and the flexible connector is for installing the clump weight.Due to being equipped with clump weight and flexible connector in head rest body assembly, when automobile bumpiness, since flexible connector has certain elastic deformability, clump weight is allowed to shake with certain frequency, during clump weight shakes, energy is absorbed, can reduce, even be eliminated the shake of headrest, promote the comfort of headrest.
Description
Technical field
The present invention relates to automotive field more particularly to a kind of car seat headrests.
Background technique
With the development and improvement of living standard of automotive engineering, requirement of the people to Evaluations for Ride Comfort of Vehicle Seats and appearance is got over
Come higher, it is desirable that seat keeps the stability of headrest under various road conditions, various engine speed conditions, does not generate altogether with vehicle body
It shakes and causes noise.MPV vehicle is caused more and more due to the requirement of seat configuration and engine speed adjustment etc. at present
Ground headrest has certain vibration sense and abnormal sound on the seat.
Concrete reason is that the shake that seat generates in idling and bad road is since seat frequency and vehicle are solid mostly
There is frequency close, resonance is generated under extraneous incentive action to be caused.Due to 650-700r/min pairs of idling speed of current MPV vehicle
The vehicle frequency answered is about 20-25Hz, and existing seat design is confined to functional diversities, and the reasons such as comfort and weight are difficult
This frequency is significantly avoided, causes to be easy discovery resonance problem, further causes the shake of headrest.
According to the physical equation of system frequencyω is the frequency of system, and R is hron spacing center of gravity
Distance, k are the rigidity of system, and m is the quality of system.
From the above, it can be seen that increasing counterweight, reduce seat rigidity, the radius for increasing cantilever can reduce the frequency of seat
Rate achievees the effect that avoid resonance.It is leaned in view of the various reasons such as cost and arrangement are generally used in seat in actual items
Increase counterweight in back or cushion, but this scheme needs to increase that counterweight is more, and economy and compactedness are undesirable, and effect has
Limit.
Therefore, it is necessary to design a kind of car seat headrest for reducing shake, promoting comfort.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of automobiles for reducing shake, promoting comfort
Chair headrest.
Technical solution of the present invention provides a kind of car seat headrest, including head rest body assembly and rear cover assembly, described
Rear cover assembly and head rest body assembly clamping connect, and further include damping assembly, and the damping assembly is mounted on the headrest
In ontology assembly, the damping assembly further comprises clump weight and flexible connector, and the flexible connector is for installing institute
State clump weight.
Further, the clump weight is spelter.
Further, the flexible connector is made of rubber.
Further, the damping assembly can be arranged in the different directions of the car seat headrest, for absorbing not
Equidirectional shake.
Further, the flexible connector is inserted into the clump weight along the left and right directions of the car seat headrest,
The clump weight is shaken on the front-rear direction of the car seat headrest.
Further, the damping assembly further includes fixed bracket, and the fixed bracket and the head rest body assembly are solid
Fixed connection, the clump weight are connect by the flexible connector with the fixed bracket.
Further, the clump weight is H-type, and the clump weight stretches out four connecting pins, and the fixed bracket includes two
A opposite flange, one of them described flange encase at least side of the two neighboring connecting pin, and four elasticity are even
Fitting passes through the flange and the connecting pin for connecting the fixed bracket and the clump weight.
Further, the flexible connector is rubber tack, and the rubber tack includes butt end and tip head, the flush end
Head is located at the fixed bracket side, and the tip head is located at the clump weight side.
Further, rectangular aperture is offered on the flange, routs up limit respectively from the opposite sides of the rectangular aperture
Position side, corresponds on the clump weight and extends extension at the flange, the extension is inserted into the rectangular aperture.
Further, it is opened up on the fixed bracket there are three fixation hole, three bolts are each passed through three fixations
The fixed bracket is connected on the head rest body assembly by Kong Zhong.
After adopting the above technical scheme, having the following beneficial effects:
Due to being equipped with clump weight and flexible connector in head rest body assembly, when automobile bumpiness, due to elastic connection
Part has certain elastic deformability, and clump weight is allowed to shake with certain frequency, during clump weight shakes, inhales
Energy is received, can reduce, even be eliminated the shake of headrest, promote the comfort of headrest.
Detailed description of the invention
Referring to attached drawing, the disclosure of the present invention will become more readily understood.It is understood that these attached drawings are merely illustrative
Purpose, and be not intended to limit the scope of protection of the present invention.In figure:
Fig. 1 is the side view of car seat headrest in one embodiment of the invention；
Fig. 2 is the explosive view of car seat headrest in one embodiment of the invention；
Fig. 3 is the perspective view of the damping assembly of car seat headrest in one embodiment of the invention；
Fig. 4 is that the assembly of the head rest body assembly and damping assembly of car seat headrest in one embodiment of the invention is illustrated
Figure；
Fig. 5 is the sectional view in Fig. 3 at A-A.
The appended drawing reference table of comparisons:
1- head rest body assembly 2- damps assembly 3- rear cover assembly
21- clump weight 22- flexible connector 23- fixes bracket
211- connecting pin 212- extension 221- butt end
The tip 222- head 231- fixation hole 232- bolt
233- flange 234- rectangular aperture 235- limits side
Specific embodiment
Further illustrate a specific embodiment of the invention with reference to the accompanying drawing.
It is readily appreciated that, according to the technique and scheme of the present invention, in the case where not changing true spirit, the general skill of this field
The various structures mode and implementation that art personnel can be replaced mutually.Therefore, following specific embodiments and attached drawing are only
To the exemplary illustration of technical solution of the present invention, and it is not to be construed as whole of the invention or is considered as to inventive technique scheme
It defines or limits.
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, and it is therefore possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
As shown in Figs. 1-2, car seat headrest, including head rest body assembly 1 and rear cover assembly 3, rear cover assembly 3 and headrest
Ontology assembly 1 clamping connection, further include damping assembly 2, damping assembly 2 be mounted in head rest body assembly 1, damping assembly 2 into
One step includes clump weight 21 and flexible connector 22, and flexible connector 22 is for installing clump weight 21.
As shown in Fig. 2, offering the installation space for being exclusively used in installation damping assembly 2 in head rest body assembly 1, assembly is damped
2 are mounted in head rest body assembly 1.Rear cover assembly 3 is used for the rear portion of block head rest body assembly 1, plays beautiful effect.
Damping assembly 2 can be arranged in the different directions of car seat headrest, for absorbing the shake of different directions.
In the present embodiment, as Figure 2-3, flexible connector 22 is inserted into clump weight along the left and right directions of car seat headrest
In 21, clump weight 21 is shaken on the front-rear direction of car seat headrest.
It is reference that heretofore described " left and right directions " and " front-rear direction ", which is with the orientation of automobile,.
Clump weight 21 in the present embodiment is mounted on the front-rear direction of car seat headrest, for absorbing headrest front and back
To shake.
Optionally, damping assembly 2, especially clump weight 21 can also be mounted on car seat headrest left and right directions or on
Lower direction, for absorbing the shake of corresponding direction.
When automobile bumpiness, automobile bumpiness leads to the shake of car seat headrest.When the initial stage, clump weight 21 is with vapour
Vehicle seats rest the head on synchronization jitter, due to flexible connector 22 have certain elastic deformability, enable clump weight 21 with
Certain frequency vibration, clump weight 21 is not moved synchronously with car seat headrest at this time.During clump weight 21 shakes, absorb
Energy can reduce, even be eliminated the shake of headrest, promote the comfort of headrest.
Specifically, as shown in Figure 3-4, damping assembly 2 further includes fixed bracket 23, fixed bracket 23 and head rest body assembly
1 is fixedly connected, and clump weight 21 is connect by flexible connector 22 with fixed bracket 23.
Further, it opens up on the mainboard of fixed bracket 23 there are three fixation hole 231, three bolts 232 are each passed through three
In a fixation hole 231, fixed bracket 23 is connected on head rest body assembly 1.
After fixed bracket 23 is fixed with head rest body assembly 1, moved synchronously with head rest body assembly 1.Flexible connector
22 for being connected and fixed bracket 23 and clump weight 21.Since flexible connector 22 has certain elasticity, in head rest body assembly 1
When shake, flexible connector 22 can be deformed, so that clump weight 21 generates the shake of certain frequency relative to head rest body assembly 1
It is dynamic, to absorb energy, reduce shake.
In the present embodiment, as shown in figure 3, clump weight 21 is H-type, the clump weight 21 of H-type stretches out four connecting pins 211,
In, two connecting pins 211 upwardly extend, and two connections are extended downwardly compared with 211.Fixed bracket 23 includes two opposite flange
233, flange 233 extends from the two sides of the mainboard of fixed bracket 23 to from left to right, and bends.One of flange 233 encases
At least side of two neighboring connecting pin 211, another flange 233 encase two adjacent connections of the other side compared with 211.Four bullets
Property connector 22 pass through flange 233 and connecting pin 211 for being connected and fixed bracket 23 and clump weight 21.
In the present embodiment, such as Fig. 3 and Fig. 5, flexible connector 22 is rubber tack, and rubber tack includes butt end 221 and tip
First 222, the butt end 221 after connection is located at fixed 23 side of bracket, and tip head 222 is located at 21 side of clump weight.
Since flexible connector 22 is made of rubber, clump weight 21 is made of metal, and fixed bracket 23 also has metal to be made.
When flexible connector 22 can prevent clump weight 21 from shaking, finds to collide between fixed bracket 23, generate noise.
As shown in figure 3, offering rectangular aperture 234 on flange 233, routed up respectively from the opposite sides of rectangular aperture 234
Side 235 is limited, is corresponded on clump weight 21 and extends extension 212 at flange 233, extension 212 is inserted into rectangular aperture 234
In.
Wherein, limit side 235 is located on front-rear direction, for limiting moving forward and backward for clump weight 21, prevents clump weight
21 hit fixed bracket 23.
Optionally, clump weight 21 can also be other shapes, and clump weight 21 is that can be shaken by itself with constant weight
It is dynamic, absorb the object of headrest shake.
In the present embodiment, clump weight 21 is spelter.
Optionally, clump weight 21 can also be iron block, copper billet, lead etc., and the biggish material of density ratio is made.
Optionally, flexible connector 22 can be two or three.
Optionally, the elastic slice that flexible connector 22 can also be made of metal.
The present invention does not adjust the intrinsic frequency of headrest by increasing clump weight not instead of merely, utilizes clump weight itself
Vibration, can absorb shake energy, to reduce shake.Clump weight of the invention compared with the prior art in clump weight for,
Lighter in weight can efficiently solve at present due to headrest function is complicated while meeting economy and lightweight requirements
The problem of caused headrest is shaken.
Above-described is only the principle of the present invention and preferred embodiment.It should be pointed out that for the common skill of this field
For art personnel, on the basis of the principle of the invention, several other modifications can also be made, also should be regarded as protection model of the invention
It encloses.
Claims (7)
1. a kind of car seat headrest, including head rest body assembly and rear cover assembly, the rear cover assembly and the head rest body
Assembly clamping connection, which is characterized in that it further include damping assembly, the damping assembly is mounted in the head rest body assembly,
The damping assembly further comprises clump weight and flexible connector, and the flexible connector is for installing the clump weight；
The damping assembly further includes fixed bracket, and the fixed bracket is fixed with the head rest body assembly along the longitudinal direction to be connected
It connects；
The flexible connector is inserted into the counterweight after the fixed bracket along the left and right directions of the car seat headrest
In block, the clump weight is shaken on the front-rear direction of the car seat headrest；
The clump weight is H-type, and the clump weight stretches out four connecting pins, and the fixed bracket includes two opposite flange,
One of them described flange encases at least side of the two neighboring connecting pin, and four flexible connectors pass through described turn over
Side and the connecting pin are for connecting the fixed bracket and the clump weight.
2. car seat headrest according to claim 1, which is characterized in that the clump weight is spelter.
3. car seat headrest according to claim 1, which is characterized in that the flexible connector is made of rubber.
4. car seat headrest according to claim 1, which is characterized in that the damping assembly can be arranged in the vapour
The different directions of vehicle seats headrest, for absorbing the shake of different directions.
5. car seat headrest according to claim 1, which is characterized in that the flexible connector is rubber tack, described
Rubber tack includes butt end and tip head, and the butt end is located at the fixed bracket side, and the tip head is located at the counterweight
Block side.
6. car seat headrest according to claim 1, which is characterized in that rectangular aperture is offered on the flange, from
The opposite sides of the rectangular aperture routs up limit side respectively, corresponds on the clump weight and extends extension at the flange
Portion, the extension are inserted into the rectangular aperture.
7. car seat headrest according to claim 1, which is characterized in that fixed there are three being opened up on the fixed bracket
Hole, three bolts are each passed through in three fixation holes, and the fixed bracket is connected on the head rest body assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122414.7A CN106740329B (en) | 2016-12-08 | 2016-12-08 | Car seat headrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122414.7A CN106740329B (en) | 2016-12-08 | 2016-12-08 | Car seat headrest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106740329A CN106740329A (en) | 2017-05-31 |
| CN106740329B true CN106740329B (en) | 2019-07-19 |
Family
ID=58881573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611122414.7A Active CN106740329B (en) | 2016-12-08 | 2016-12-08 | Car seat headrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106740329B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110588469A (en) * | 2018-06-12 | 2019-12-20 | 上汽通用汽车有限公司 | Method for reducing vibrations in a vehicle seat headrest, headrest vibration absorber and vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010125150A (en) * | 2008-11-28 | 2010-06-10 | Tokai Chem Ind Ltd | Headrest device |
| EP2865564A1 (en) * | 2012-07-24 | 2015-04-29 | TS Tech Co., Ltd. | Seat device for vehicle |
| DE102016208323A1 (en) * | 2015-05-19 | 2016-11-24 | Toyota Boshoku Kabushiki Kaisha | Headrest and vehicle seat with a headrest |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009037778A1 (en) * | 2009-08-18 | 2011-04-28 | Grammer Ag | Headrest for seat of vehicle, has cushion forming head contact surface, cushion body including opening of cushion, where opening forms expansion space for cushion area that is deformed on head contact surface during generating force |
| JP5617522B2 (en) * | 2010-10-21 | 2014-11-05 | トヨタ紡織株式会社 | Vehicle seat |
| JP5696705B2 (en) * | 2012-09-25 | 2015-04-08 | トヨタ自動車株式会社 | Headrest and vehicle seat provided with the same |
| JP6439578B2 (en) * | 2015-05-19 | 2018-12-19 | トヨタ紡織株式会社 | Vehicle seat |
-
2016
- 2016-12-08 CN CN201611122414.7A patent/CN106740329B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010125150A (en) * | 2008-11-28 | 2010-06-10 | Tokai Chem Ind Ltd | Headrest device |
| EP2865564A1 (en) * | 2012-07-24 | 2015-04-29 | TS Tech Co., Ltd. | Seat device for vehicle |
| DE102016208323A1 (en) * | 2015-05-19 | 2016-11-24 | Toyota Boshoku Kabushiki Kaisha | Headrest and vehicle seat with a headrest |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106740329A (en) | 2017-05-31 |
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