CN206579508U - A kind of adjusting means of chair headrest - Google Patents
A kind of adjusting means of chair headrest Download PDFInfo
- Publication number
- CN206579508U CN206579508U CN201720263475.9U CN201720263475U CN206579508U CN 206579508 U CN206579508 U CN 206579508U CN 201720263475 U CN201720263475 U CN 201720263475U CN 206579508 U CN206579508 U CN 206579508U
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- CN
- China
- Prior art keywords
- rod
- guide
- governor motion
- guide part
- movable part
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Abstract
The utility model is related to a kind of adjusting mechanism for chair headrest, specifically a kind of adjusting means of chair headrest.Existing chair headrest is only capable of carrying out height regulation mostly, it is impossible to provide good head support.Technical solutions of the utility model include supporting plate, are respectively used to adjust supporting plate lifting and the two groups of vertically disposed governor motions moved horizontally, the headrest pedestal being arranged at the top of backrest；Described governor motion includes guide part and is assemblied in the movable part that can be moved on guide part and along guide part, and the control assembly for being used to control movable part motion and locking positioning is provided between guide part and movable part.The utility model is easy to use, and headrest can be adjusted both horizontally and vertically interior in a big way, headrest portion is arranged on to optimal support position, the need for meeting different users.The utility model structure is particularly suitable for automotive seat, and good supporting is provided for driver head, and the comfortableness of seating greatly improved.
Description
Technical field
The utility model is related to a kind of adjusting mechanism for chair headrest, specifically a kind of adjusting means of chair headrest.
Background technology
In order to improve the comfortableness of seat, generally set in the upper end of the chair back on rear side of headrest supporting head part.Existing seat head
The occipitalia Support Position of pillow is fixed, and user can not carry out position adjustment, a small number of seats according to physical conditions such as the sitting heights of oneself
Headrest only can stepping position carry out height regulation, and adjustable range is limited, it is impossible to be adapted to most of users.Particularly automotive seat
Headrest, can only carry out height regulation, driver's back of head can not moderately be fitted between bolster, due to driving on the run mostly
Member keeps same posture for a long time, and headrest positions are improper, and not only support effect is not good enough, it is impossible to eliminate physical fatigue, Er Qietou
Neck, shoulder back muscular fatigue susceptible disease.
The content of the invention
The purpose of this utility model is to provide a kind of adjusting means of chair headrest, inside chair headrest, in water
Flat and vertical direction carries out large range of regulation, the need for meeting different users.
The purpose of this utility model is achieved through the following technical solutions：
A kind of adjusting means of chair headrest：Supporting plate including support head, be respectively used to adjustment supporting plate height and level
Mobile two groups of governor motions, the headrest pedestal being arranged at the top of backrest；
Described governor motion includes guide part and is assemblied in the movable part that can be moved on guide part and along guide part, leads
The control assembly for being used for controlling that movable part is moved and locking is positioned to being provided between portion and movable part；
The guide part of two groups of governor motions is arranged in a mutually vertical manner, and adjusts governor motion guide part lower end and the head of supporting plate height
It is fixedly connected at the top of pillow pedestal；The governor motion guide part of adjustment pallets level position is fixedly connected on the tune of regulation supporting plate height
Save on mechanism movable part, the governor motion movable part of pallets level position is fixedly connected with supporting plate.
Further, the movable part of the governor motion is guide holder, and guide part is two guide spiro rods be arrangeding in parallel, control
Component processed is made up of the two-way Dual-output shaft motor and worm couple in guide holder pedestal；Guide holder pedestal is sleeved on
On two guide spiro rods, two-way Dual-output shaft motor is fixed in the pedestal of guide holder, and two of the two-way Dual-output shaft motor are defeated
One worm screw is respectively set on shaft, and worm gear is inlaid in the pedestal of guide holder, and is assemblied in by threaded coaxial on guide spiro rod.
Further, thrust bearing is housed between the pedestal of the guide holder and worm gear end face.
Further, described governor motion is the synchronization telescope formula bar structure of more piece mutual sheathing, and the latter end body of rod is to lead
To portion, remaining body of rod section is movable part, and the control assembly of synchronous telescoping mechanism includes either-rotation motor, bracing wire, is arranged on each section of bar
The assembly pulley of pulley composition on body, bracing wire is around on assembly pulley and double-direction control motor wheels, and the two ends of bracing wire are with stretching
The two sections body of rod connection of contracting formula bar structure.
Further, the synchronization telescope formula bar structure of the governor motion, its body of rod section is polygon.
Further, the limiting block of anticreep is provided between the synchronization telescope formula bar structure of the governor motion, each section of body of rod
Block.
Further, when described governor motion is used to adjust supporting plate height, the movable part epimere of its synchronization telescope formula body of rod
Body of rod top is provided with the arm for being used for connecting pallets level position governor motion.
Further, the synchronization telescope formula body of rod of the governor motion is three sections of body of rod suits.
The beneficial effects of the utility model：Simple and reasonable, convenient to use, compared with prior art, headrest can
It is adjusted both horizontally and vertically interior in a big way, to adapt to different heights（Sitting height）, the need for different healths, will
Headrest portion is arranged on optimal support position, meets human body natural's physiological curve；The utility model structure is particularly suitable for automotive seats
Chair, its level(l)ing mechanism can effectively eliminate the space between driver head and chair headrest, provide good for driver head
Good supporting, greatly improved the comfortableness of seating.
The technical solution of the utility model is described in detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
The structural representation of Fig. 1 utility models embodiment 1；
Fig. 2 for Fig. 1 A-A to sectional view；
Fig. 3 is the structural representation of the utility model embodiment 2；
Fig. 4 is the cabling schematic diagram of the slip pole body control mechanism bracing wire of the utility model embodiment 2；
Fig. 5 is the recovery state diagram of the telescopic body of rod of the utility model embodiment 2；
Fig. 6 is the extended configuration figure of the telescopic body of rod of the utility model embodiment 2；
Fig. 7 is the structural representation of the utility model embodiment 3.
Embodiment
In figure：1st, supporting plate, 2- guide spiro rods, 3- guide holders, 4- worm screws, 5- worm gears, the two-way Dual-output shaft motors of 6-, 7, head
Rest the head on pedestal, the 8- hypomere bodies of rod, the 9- stage casings body of rod, the 10- epimere bodies of rod, 8a, 8b, 9a, 9b, 9c, 10a- pulley, 11- arms, 12-
The main drive wheel of controlled motor, 13- bracing wires.
Embodiment 1
It was found from Fig. 1~Fig. 2, the utility model includes the supporting plate 1 on support user head, is respectively used to adjustment supporting plate height
Two groups of governor motions, the headrest pedestal 7 that is arranged at the top of backrest spent and moved horizontally；
Described governor motion includes guide part and is assemblied in the movable part of guide part, is filled between guide part and movable part
Equipped with the control assembly for controlling movable part to be moved along guide part, by control assembly can locking movable part and guide part position
Put；
The guide part of two groups of governor motions is mutually perpendicular to, and adjusts governor motion guide part lower end and the headrest base of supporting plate height
The top of seat 7 is fixedly connected；The governor motion guide part of adjustment pallets level position is fixedly connected on the governor motion of supporting plate height
Movable part is anterior, and the governor motion movable part of adjustment pallets level position is fixedly connected with supporting plate 1.
Two groups of governor motions for being used to adjust supporting plate height and move horizontally in the present embodiment use identical mechanical structure,
I.e. both movable parts are guide holder 3, and the guide spiro rod 2 that guide part is be arranged in parallel using two, control assembly is two-way
Dual-output shaft motor 6 and two groups of worm couples, to control guide holder 3 to be moved along guide spiro rod 2；
The described pedestal of guide holder 1 is in box body shape, is sleeved on by pilot hole on two guide spiro rods 2, pair of controlling organization
It is fixed in the pedestal of guide holder 3 and is connected with power supply to Dual-output shaft motor 6, a snail is respectively set on two output shafts of motor
Bar 4, is engaged, worm gear 5 is by Screw assembly on guide spiro rod 2 and with leading with the worm gear 5 being inlaid in the pedestal of guide holder 3 respectively
To screw coaxial；Two-way Dual-output shaft motor is rotated drives guide holder 3 along the longitudinal direction of guide spiro rod 2 by the worm couple of both sides
Motion, and realize the positioning of guide holder using the auto-lock function of worm and gear.
Thrust bearing is housed, to reduce frictional resistance between the pedestal and the end face of worm gear 5 of the guide holder 3.
Governor motion for adjusting supporting plate height（Hereinafter referred to as height adjustment mechanism）, its lower end of guide spiro rod 2 is fixed
On headrest pedestal 7 top；
Governor motion for adjusting pallets level motion（Hereinafter referred to as level(l)ing mechanism）, its guide spiro rod level sets
Put, rear end is fixedly connected with the pedestal front portion of guide holder 3 of height adjustment mechanism, and longitudinally moved with the guide holder of height adjustment mechanism
It is dynamic.
Described supporting plate 1 is fixedly connected on the pedestal of guide holder 3 of level(l)ing mechanism, with the guiding of level(l)ing mechanism
Seat is movable.
The utility model is in use, after due to the position adjustment of supporting plate 1, the shape that two groups of governor motions cooperate becomes
Change, be coated on head rest adjusting device and laying（Spongy layer）Outside top layer is masked should to select elastic material, and the top layer is masked
Headrest adjustment can be coordinated by self-deformation.
Embodiment 2
It was found from Fig. 3~Fig. 6, the present embodiment and the difference of embodiment 1 are, described height adjustment mechanism and water
Flat governor motion uses the mutually isostructural synchronization telescope formula body of rod, and the structure is the integral body of rod of more piece mutual sheathing, its
The latter end body of rod is guide part, and remaining each section of body of rod is movable part；Control assembly includes bracing wire 13, controlled motor and installed in each section
The assembly pulley that pulley on the body of rod is constituted, bracing wire is around on assembly pulley and double-direction control motor wheels, the two ends of bracing wire
It is connected with the two sections body of rod of telescopic bar structure.Motor rotates and is pulled by bracing wire and control each section of body of rod synchronously to stretch
Contracting.
The latter end body of rod of height adjustment mechanism（Guide part）Installed in the top of headrest pedestal 7, the outermost of height adjustment mechanism
At the top of the section body of rod（The first paragraph end of telescopic body of rod movable part）It is provided with an arm 11；
The telescopic body of rod of level(l)ing mechanism is horizontally disposed with, its latter end body of rod（Guide part）Be fixed on the arm 11 from
By holding, supporting plate 1 is fixed on the outermost section body of rod of level(l)ing mechanism（The first paragraph of telescopic body of rod movable part）End, sees Fig. 3
It is shown.
Below by adjust supporting plate lifting governor motion exemplified by, describe in detail the synchronization telescope formula body of rod architectural feature and
Working condition.
The preferred three pair rod body structure of the synchronization telescope formula body of rod, its control assembly is the pulley being separately positioned on three sections of bodies of rod
（Constitute assembly pulley）, either-rotation motor, around mounted in each pulley and double-direction control motor output end and two ends and telescopic bar structure
The two sections body of rod connection bracing wire 13；
Pulley position as shown in Figure 4 and coiling, assembly pulley include 6 pulleys（That is 8a, 8b, 9a, 9b, 9c, 10a）, specifically
Connected mode is：Pulley 8a, pulley 8b are separately mounted to the upper and lower ends of the hypomere body of rod 8 as guide part；Pulley 9a, pulley 9b
Installed in the lower end of the stage casing body of rod 9, pulley 9c is arranged on the upper end of the stage casing body of rod 9；Pulley 10a is arranged on the lower end of the epimere body of rod 10；
Bracing wire 13 bypasses pulley 9a, pulley 8a, pulley 10a, the main drive wheel 12 of double-direction control motor output shaft, pulley 8b, cunning successively
9b, pulley 9c are taken turns, the two ends of bracing wire 13 are separately fixed at the lower end of the hypomere body of rod 8 and the lower end of the epimere body of rod 10.
Described controlled motor uses either-rotation motor, can be fixed in headrest, positioned at governor motion guide part end
（The hypomere body of rod）Outside, and ensure controlled motor and the hypomere body of rod 8（Guide part）Between relative position it is constant；The master of controlled motor
Driving wheel 12 is rotated, and is pulled each section of body of rod synchronization telescope by bracing wire 13, can be improved the governing speed of headrest.Motor stops turning
Dynamic, bracing wire 13, which pulls each section of body of rod, makes length of telescopic bar keep constant.
It is used as one kind optimization, the governor motion of synchronization telescope formula bar structure, its each section of body of rod rectangular cross-section（Also it can adopt
With other polygonal cross-section bodies of rod, or in the contact surface of the suit body of rod, guide groove is set）, to prevent the body of rod to be rotated about axis.
As one kind optimization, anticreep is provided between each section of body of rod of described its synchronization telescope formula bar structure of governor motion
Positive stop, to prevent each section of body of rod from deviating from stretching process.
Embodiment 3
For adjusting supporting plate lifting and two groups of governor motions moving horizontally, can according to circumstances the synchronization telescope formula body of rod,
Selected, used using multi-form collocation in two kinds of structures of guide spiro rod and guide holder.
The present embodiment and the difference of embodiment 1, embodiment 2 are that height adjustment mechanism is using guide spiro rod and leads
To holder structure, and the position of guide holder is adjusted and controlled by worm couple, realize that height of headrest is positioned；Level(l)ing mechanism
Using synchronization telescope formula bar structure, the length of the telescopic body of rod is controlled by motor, bracing wire and assembly pulley, to realize headrest
Horizontal level is adjusted.
The utility model is described in detail above by embodiment, specific case used herein is to this practicality
New principle and embodiment is set forth, and the explanation of above example is only intended to help and understands side of the present utility model
Method and its core concept；Simultaneously for those of ordinary skill in the art, according to thought of the present utility model, in specific implementation
Mode and application it is upper will change, in summary, this specification content should not be construed as to limitation of the present utility model.
It should be appreciated by those skilled in the art according to other deformations of technical solutions of the utility model, simplify or special to portion of techniques
Carry out equivalent substitution is levied, without departing from the essence of technical solutions of the utility model, all should cover and protected required by the utility model
Within the scope of shield.
Claims (8)
1. a kind of adjusting means of chair headrest, it is characterised in that：Include the supporting plate on support head（1）, be respectively used to adjustment support
Plate height and the two groups of governor motions moved horizontally, the headrest pedestal being arranged at the top of backrest（7）；
Described governor motion includes guide part and is assemblied in the movable part that can be moved on guide part and along guide part, guide part
The control assembly for being used to control movable part motion and locking positioning is provided between movable part；
The guide part of two groups of governor motions is arranged in a mutually vertical manner, and adjusts governor motion guide part lower end and the headrest base of supporting plate height
Seat（7）Top is fixedly connected；The governor motion guide part of adjustment pallets level position is fixedly connected on the tune of regulation supporting plate height
Save on mechanism movable part, the governor motion movable part and supporting plate of pallets level position（1）It is fixedly connected.
2. a kind of adjusting means of chair headrest according to claim 1, it is characterised in that：The activity of the governor motion
Portion is guide holder（3）, guide part is two guide spiro rods be arrangeding in parallel（2）, control assembly is by installed in guide holder（3）Pedestal
Interior two-way Dual-output shaft motor（6）And worm couple is constituted；Guide holder（3）Pedestal is sleeved on two guide spiro rods（2）On, it is double
To Dual-output shaft motor（6）It is fixed on guide holder（3）Pedestal in, respectively set on two output shafts of the two-way Dual-output shaft motor
Put a worm screw（4）, worm gear（5）It is inlaid in guide holder（3）Pedestal in, and guide spiro rod is assemblied in by threaded coaxial（2）
On.
3. a kind of adjusting means of chair headrest according to claim 2, it is characterised in that：The guide holder（3）Seat
Body and worm gear（5）Thrust bearing is housed between end face.
4. a kind of adjusting means of chair headrest according to claim 1, it is characterised in that：Described governor motion is many
The synchronization telescope formula bar structure of mutual sheathing is saved, the latter end body of rod is guide part, and remaining body of rod section is movable part, synchronization telescope machine
The control assembly of structure includes either-rotation motor, bracing wire, the assembly pulley of the pulley being arranged on each section of body of rod composition, and bracing wire is around mounted in cunning
In wheel group and double-direction control motor wheels, the two ends of bracing wire are connected with the two sections body of rod of telescopic bar structure.
5. a kind of adjusting means of chair headrest according to claim 4, it is characterised in that：The synchronization of the governor motion
Telescopic bar structure, its body of rod section is polygon.
6. a kind of adjusting means of chair headrest according to claim 4, it is characterised in that：The synchronization of the governor motion
The positive stop of anticreep is provided between telescopic bar structure, each section of body of rod.
7. a kind of adjusting means of chair headrest according to claim 4, it is characterised in that：Described governor motion is used for
Supporting plate height is adjusted, the movable part epimere body of rod top of its synchronization telescope formula body of rod, which is provided with, to be used to connect pallets level position regulation machine
The arm of structure.
8. a kind of adjusting means of chair headrest according to any one of claim 4 to 7 claim, its feature exists
In：The synchronization telescope formula body of rod of the governor motion is three sections of body of rod sleeve structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720263475.9U CN206579508U (en) | 2017-03-17 | 2017-03-17 | A kind of adjusting means of chair headrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720263475.9U CN206579508U (en) | 2017-03-17 | 2017-03-17 | A kind of adjusting means of chair headrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206579508U true CN206579508U (en) | 2017-10-24 |
Family
ID=60113791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720263475.9U Expired - Fee Related CN206579508U (en) | 2017-03-17 | 2017-03-17 | A kind of adjusting means of chair headrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206579508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401025A (en) * | 2021-07-20 | 2021-09-17 | 福州大学 | Three-degree-of-freedom automobile headrest and working method thereof |
-
2017
- 2017-03-17 CN CN201720263475.9U patent/CN206579508U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401025A (en) * | 2021-07-20 | 2021-09-17 | 福州大学 | Three-degree-of-freedom automobile headrest and working method thereof |
| CN113401025B (en) * | 2021-07-20 | 2022-08-09 | 福州大学 | Three-degree-of-freedom automobile headrest and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171024 Termination date: 20200317 |