CN211731138U - Four-way adjusting headrest framework - Google Patents
Four-way adjusting headrest framework Download PDFInfo
- Publication number
- CN211731138U CN211731138U CN201922325992.6U CN201922325992U CN211731138U CN 211731138 U CN211731138 U CN 211731138U CN 201922325992 U CN201922325992 U CN 201922325992U CN 211731138 U CN211731138 U CN 211731138U
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- headrest
- unlocking
- unblock
- inner frame
- framework
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- Seats For Vehicles (AREA)
Abstract
The utility model relates to a quadriversal adjustment headrest framework, including headrest branch and headrest shell, the inside of headrest shell is provided with the headrest inner frame, headrest branch inserts the headrest inner frame from the lower extreme side by side, but the middle part of headrest inner frame transversely is provided with horizontal gliding unlocking bar, the activity is provided with the unlocking piece about the middle part of headrest inner frame, the unlocking bar promotes the unlocking piece and slides from top to bottom, be provided with lifting spring between the lower extreme of this unlocking piece and the headrest inner frame, the front end middle part of headrest shell is fixed with the panel, the inboard of panel is provided with the guide bar that passes the direction jack, the rear side middle part of panel is connected with the unblock side's pipe that passes the headrest inner frame from the unlocking piece upper end, the lower terminal surface of unblock side's pipe is provided with the gear tooth that matches with the unlocking piece, be provided with the fixture block that matches with the recess on the headrest branch on. The utility model is simple in operation, spare part is less, about a key was adjusted, the dead condition of card can not appear.
Description
Technical Field
The utility model relates to a headrest field especially relates to a quadriversal adjustment headrest framework.
Background
Automobile seat headrest is car and indispensable part, and present passenger is more and more high to automobile seat headrest's requirement, and the bi-directional regulation headrest in the past can't satisfy the demand, so need the quadriversal regulation headrest, realize the upper and lower and fore-and-aft regulation of headrest, and the quadriversal regulation headrest in existing market is of a great variety, realizes the mode all diverse of adjusting moreover, and it is complicated to adjust the structure many, and troublesome poeration when adjusting, feels not good, and customer experience nature is poor.
Disclosure of Invention
The utility model aims to solve the technical problem that a quadriversal adjustment headrest skeleton is provided, easy operation, spare part is less, about a key is adjusted, the dead condition of card can not appear.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a four-way adjustment headrest framework, includes headrest branch and headrest shell, the inside of headrest shell be provided with the headrest inner frame, headrest branch insert the headrest inner frame in from the lower extreme side by side, the middle part of headrest inner frame transversely be provided with the unlocking lever that can slide from side to side, the one end of unlocking lever link to each other with the unblock button in the headrest shell outside, the middle part of headrest inner frame activity from top to bottom be provided with the unblock piece, the middle part of unblock pole link to each other through the inclined plane between with the unblock piece, be provided with lifting spring between the lower extreme of this unblock piece and the headrest inner frame, the headrest inner frame on be provided with a plurality of guide insertion hole around running through, the front end middle part of headrest shell be fixed with the panel, the inboard of panel be provided with the guide bar that passes guide insertion hole, the rear side middle part of panel be connected with from unblock piece upper end pass the unblock side pipe of headrest inner frame, the lower terminal surface of unblock side pipe be provided with the gear tooth that matches with the unblock piece, the unblock pole on be provided with the fixture block that matches with the recess on the headrest branch.
The unlocking rod is pushed to slide through the unlocking button, the clamping block is separated from the headrest supporting rod, the unlocking rod pushes the unlocking block to move downwards, the upper end of the unlocking block is separated from the gear teeth at the lower end of the unlocking square pipe, the headrest inner framework can move back and forth relative to the unlocking square pipe and can move up and down relative to the headrest supporting rod, one-key unlocking is achieved, only the headrest shell needs to be controlled to move up and down and back and forth at the moment, and the unlocking button is released after adjustment is completed to automatically lock.
The guide rod is matched with the guide insertion hole on the headrest inner framework, so that the front and back movement of the headrest shell is well guided, and the headrest is easy to use.
The lower side of the middle part of the unlocking rod is provided with a translation spring which is horizontally connected with the headrest inner framework, and the translation spring can enable the unlocking rod to automatically reset.
The middle part of headrest inner frame be provided with L shape limiting plate, this L shape limiting plate passes the front end of detaining the unblock piece from unblock piece middle part, can rise to carry on spacingly through L shape limiting plate to the unblock piece, prevent that the strength that rises is too big and the dead condition of card appears.
The middle part of unblock piece be provided with about keeping away the dead groove of lining up, the unblock pole pass from keeping away the dead groove level, the both ends downside of keeping away the dead groove be provided with the corresponding side of unblock pole and push away the inclined plane, rational in infrastructure, the unblock pole pushes away the inclined plane simultaneous action to two sides, makes the unblock piece descend smoothly, prevents to appear blocking the dead condition.
In order to improve the gliding stationarity of unblock piece, the left and right sides symmetry that leans on down of unblock piece be provided with the direction curb plate, the direction curb plate insert the headrest inner frame inside slide, the rear side lower part of unblock piece be provided with a pair of direction lug, direction lug embedding the logical inslot of direction on the headrest inner frame, lead through direction curb plate and direction lug to the oscilaltion of unblock piece, prevent that the unblock piece from appearing deflecting the card and dying.
The upper end of the unlocking block is provided with a gear inclined plane matched with the gear teeth, and the gear teeth are designed to be wedge-shaped and can be matched with the gear inclined plane to realize one-way engagement.
The lateral wall of guide bar on be provided with a plurality of axial sand grips around the circumference, the axial sand grip contacts with the inside wall of direction jack, realizes the line contact of guide bar and direction jack, reduces the contact surface, reduces the friction, has reduced the resistance.
The back of the panel is uniformly provided with the cellular hollow parts, so that the material is reduced, the strength of the panel can be improved, and the panel can be detached.
Has the advantages that: the utility model relates to a quadriversal adjusts headrest skeleton, simple structure, back-and-forth movement adopt a plurality of columniform guide bar joint support, have than other products front and back regulation structure more stable, the security is better, the operation is felt comfortable, simple structure, low in production cost, can once adjust four directions of headrest simultaneously, reduce characteristics such as headrest regulation required time.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the structure of the half-section of the present invention;
FIG. 3 is a side view of the structure of the half-section of the present invention;
fig. 4 is a structural view of the inner frame of the headrest of the present invention;
fig. 5 is a three-dimensional structure diagram of the unlocking block of the present invention;
fig. 6 is a three-dimensional structure diagram of the unlocking block of the present invention;
fig. 7 is a perspective view of the panel of the present invention.
Reference numerals: 1. a headrest stay; 2. an unlock button; 3. a headrest housing; 4. a panel; 5. a headrest inner frame; 6. unlocking the block; 7. an unlocking lever; 8. a translation spring; 9. a lift spring; 10. an L-shaped limiting plate; 11. a guide jack; 12. a clamping block; 41. unlocking the square tube; 42. a guide bar; 43. axial convex strips; 44. a cellular hollowed-out section; 45. gear teeth; 61. an empty avoiding groove; 62. a guide side plate; 63. laterally pushing the inclined plane; 65. a guide projection; 66. gear inclined plane.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
As shown in fig. 1-7, the embodiment of the present invention relates to a four-way adjusting headrest framework, which comprises a headrest strut 1 and a headrest housing 3, wherein a headrest inner framework 5 is arranged inside the headrest housing 3, the headrest strut 1 is inserted into the headrest inner framework 5 from the lower end side by side, an unlocking rod 7 capable of sliding left and right is transversely arranged in the middle of the headrest inner framework 5, one end of the unlocking rod 7 is connected with an unlocking button 2 outside the headrest housing 3, an unlocking block 6 is movably arranged in the middle of the headrest inner framework 5 up and down, the middle of the unlocking rod 7 is connected with the unlocking block 6 through an inclined plane, a lifting spring 9 is arranged between the lower end of the unlocking block 6 and the headrest inner framework 5, a plurality of guiding insertion holes 11 are arranged on the headrest inner framework 5 before and after penetrating through, a panel 4 is fixed in the middle of the front end of the headrest housing 3, the inboard of panel 4 be provided with the guide bar 42 that passes guide jack 11, the rear side middle part of panel 4 be connected with from unblock piece 6 upper end pass headrest inner frame 5 unblock side's pipe 41, the lower terminal surface of unblock side's pipe 41 be provided with the gear tooth 45 that unblock piece 6 matches, unblock pole 7 on be provided with the fixture block 12 that matches with the recess on the headrest branch 1.
As an embodiment of the utility model, promote the 7 slip of unblock pole through release button 2, fixture block 12 breaks away from with headrest branch 1, release pole 7 promotes unblock piece 6 and moves down simultaneously, the upper end of unblock piece 6 is separated with the gear tooth 45 of unblock side pipe 41 lower extreme, headrest inner frame 5 just can carry out the back-and-forth movement for unblock side pipe 41 like this, also can be relative with reciprocating of headrest branch 1, a key unblock has been realized, only need control headrest shell 3 to carry out about and around the removal can this moment, it just can lock automatically to accomplish to relieve release button 2 after adjusting.
The guide rod 42 is matched with the guide insertion hole 11 on the headrest inner framework 5, and plays a good role in guiding the back and forth movement of the headrest shell 3, so that the headrest shell is easy to move.
The lower side of the middle part of the unlocking rod 7 is provided with a translation spring 8 which is horizontally connected with the headrest inner framework 5, and the translation spring 8 can enable the unlocking rod 7 to automatically reset.
The middle part of headrest inner frame 5 be provided with L shape limiting plate 10, this L shape limiting plate 10 passes the front end of detaining unblock piece 6 from unblock piece 6 middle part, can rise to unblock piece 6 through L shape limiting plate 10 and carry on spacingly, prevent that the power that rises is too big and the dead condition of card appears.
In order to improve the gliding stationarity of unblock piece 6, the left and right sides symmetry that leans on down of unblock piece 6 be provided with direction curb plate 62, direction curb plate 62 insert the inside slip that slides of headrest inner frame 5, the rear side lower part of unblock piece 6 be provided with a pair of guide projection 65, guide projection 65 imbed the guide through inslot on headrest inner frame 5, lead through direction curb plate 62 and guide projection 65 to the oscilaltion of unblock piece 6, prevent that unblock piece 6 from appearing deflecting the card and dying.
The upper end of the unlocking block 6 is provided with a gear inclined surface 66 matched with the gear teeth 45, and the gear teeth 45 are designed to be wedge-shaped teeth and can be matched with the gear inclined surface 66 to realize one-way engagement.
The outer side wall of the guide rod 42 is provided with a plurality of axial convex strips 43 around the circumference, the axial convex strips 43 are in contact with the inner side wall of the guide insertion hole 11, the line contact of the guide rod 42 and the guide insertion hole 11 is realized, the contact surface is reduced, the friction is reduced, and the resistance is reduced.
The back of the panel 4 is uniformly provided with the cellular hollowed-out parts 44, so that the material is reduced, the strength of the panel 4 can be improved, and the panel 4 can be detached.
The utility model discloses simple structure, the back-and-forth movement adopts a plurality of columniform guide bar joint support, has than other products front and back regulation structure more stable, and the security is better, and the operation is felt comfortable, simple structure, low in production cost, can once adjust four directions of headrest simultaneously, reduce characteristics such as headrest regulation required time.
Claims (8)
1. The four-way adjusting headrest framework comprises a headrest support rod (1) and a headrest shell (3), wherein a headrest inner framework (5) is arranged inside the headrest shell (3), the headrest support rod (1) is inserted into the headrest inner framework (5) from the lower end side by side, the four-way adjusting headrest framework is characterized in that an unlocking rod (7) capable of sliding left and right is transversely arranged in the middle of the headrest inner framework (5), one end of the unlocking rod (7) is connected with an unlocking button (2) on the outer side of the headrest shell (3), an unlocking block (6) is movably arranged in the middle of the headrest inner framework (5) up and down, the middle of the unlocking rod (7) is connected with the unlocking block (6) through an inclined plane, a lifting spring (9) is arranged between the lower end of the unlocking block (6) and the headrest inner framework (5), a plurality of guide insertion holes (11) penetrating through the headrest inner framework are formed in the headrest inner framework (5), the front end middle part of headrest shell (3) be fixed with panel (4), the inboard of panel (4) be provided with guide bar (42) that pass direction jack (11), the rear side middle part of panel (4) be connected with from unblock piece (6) upper end pass headrest inner frame (5) unblock side pipe (41), the lower terminal surface of unblock side pipe (41) be provided with gear tooth (45) that match with unblock piece (6), unblock pole (7) on be provided with fixture block (12) that match with the recess on headrest branch (1).
2. The four-way adjustment headrest frame as claimed in claim 1, wherein: and a translation spring (8) which is horizontally connected with the headrest inner framework (5) is arranged on the lower side of the middle part of the unlocking rod (7).
3. The four-way adjustment headrest frame as claimed in claim 1, wherein: the middle part of the headrest inner framework (5) is provided with an L-shaped limiting plate (10), and the L-shaped limiting plate (10) penetrates through the middle part of the unlocking block (6) to buckle the front end of the unlocking block (6).
4. The four-way adjustment headrest frame as claimed in claim 1, wherein: the middle part of unblock piece (6) be provided with about keeping away dead slot (61) that link up, unblock pole (7) pass from keeping away dead slot (61) level, the both ends downside of keeping away dead slot (61) be provided with the corresponding side of unblock pole (7) and push away inclined plane (63).
5. The four-way adjustment headrest frame according to claim 4, characterized in that: the left and right sides symmetry that leans on down of unblock piece (6) be provided with direction curb plate (62), direction curb plate (62) insert headrest inner frame (5) inside and slide, the rear side lower part of unblock piece (6) be provided with a pair of direction lug (65), direction lug (65) imbed the logical inslot of direction on headrest inner frame (5).
6. The four-way adjustment headrest frame as claimed in claim 5, wherein: the upper end of the unlocking block (6) is provided with a gear inclined plane (66) matched with the gear teeth (45).
7. The four-way adjustment headrest frame as claimed in claim 1, wherein: the outer side wall of the guide rod (42) is provided with a plurality of axial convex strips (43) around the circumference.
8. The four-way adjustment headrest frame as claimed in claim 1, wherein: cellular hollow parts (44) are uniformly distributed on the back surface of the panel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922325992.6U CN211731138U (en) | 2019-12-23 | 2019-12-23 | Four-way adjusting headrest framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922325992.6U CN211731138U (en) | 2019-12-23 | 2019-12-23 | Four-way adjusting headrest framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211731138U true CN211731138U (en) | 2020-10-23 |
Family
ID=72870487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922325992.6U Active CN211731138U (en) | 2019-12-23 | 2019-12-23 | Four-way adjusting headrest framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211731138U (en) |
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2019
- 2019-12-23 CN CN201922325992.6U patent/CN211731138U/en active Active
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