CN204336351U - Convenient folding head pillow frame mechanism - Google Patents
Convenient folding head pillow frame mechanism Download PDFInfo
- Publication number
- CN204336351U CN204336351U CN201420786465.XU CN201420786465U CN204336351U CN 204336351 U CN204336351 U CN 204336351U CN 201420786465 U CN201420786465 U CN 201420786465U CN 204336351 U CN204336351 U CN 204336351U
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- folding
- headrest
- support
- locking plate
- button
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Abstract
The utility model discloses the head pillow frame mechanism that a kind of convenience is folding, comprise head rest pole, headrest support, folding rotary shaft, fixed head, folding button, headrest base skeleton, separate lock support, locking plate, unlock rotating shaft, set bar, when pressing folding button, folding Button Compression button return spring, the termination of folding button promotes to separate lock support and rotates around the axis of erection column, and apply active force to solution lock support back-moving spring, unlock plate promotion set bar to move up along bar-shaped trough simultaneously, set bar drives locking plate around unblock axis of rotation and applies active force to locking plate return spring, the lock part of locking plate is finally made to exit from the locking breach of fixed head, thus realize unlocking, now, headrest support can be made to realize head pillow frame around folding rotary shaft rotation by External Force Acting to fold.Structure is simple, number of parts is few, compact conformation and low cost of manufacture.
Description
Technical field
The utility model relates to chair headrest technical field, is specifically related to a kind of for realizing the folding mechanism of chair headrest.
Background technology
Seat headrest framework is made up of headrest support, two head rest poles, folding rotary shaft and headrest base skeleton usually, headrest base skeleton covers on headrest support, headrest support becomes " n " shape by steel plate bending, and the two ends of headrest support are hinged on folding rotary shaft with the head rest pole of respective side respectively.Headrest base skeleton adopts EPP rigid foam to make usually.The usual complex structure of head pillow frame mechanism that existing convenience is folding, number of parts is many, and take up room large, manufacturing cost is high.
Utility model content
The utility model improves for above-mentioned technical problem, intends providing that a kind of structure is simple, number of parts is few, compact conformation and the folding head pillow frame mechanism of the convenience of low cost of manufacture.
For this reason, the technical scheme that the utility model adopts is: the head pillow frame mechanism that a kind of convenience is folding, comprise two head rest poles (1), the headrest support (2) of " n " shape, folding rotary shaft (3) and headrest base skeleton (6), described headrest base skeleton (6) adopts EPP rigid foam to make, cover on headrest support (2) to go up and pass through lock-screw (17) and tighten together, the two ends of headrest support (2) are hinged on folding rotary shaft (3) with the head rest pole (1) of respective side respectively, it is characterized in that: also comprise fixed head (4), folding button (5), separate lock support (7), locking plate (8), button return spring (9), locking plate return spring (10), unlock rotating shaft (11), set bar (12), folding spring (13), separate lock support back-moving spring (14) and gripper shoe (16),
Described fixed head (4) is welded on the flattening portion, upper end of right headrest bar (1), and be sleeved on folding rotary shaft (3) be welded and fixed again by this fixed head (4), described gripper shoe (16) is welded on the flattening portion, upper end of left headrest bar (1), and be sleeved on folding rotary shaft (3) be welded and fixed again by this gripper shoe (16), in described folding rotary shaft (3) and the hinge hole of headrest support (2), lining (15) is housed, described folding spring (13) is sleeved on folding rotary shaft (3), the two ends of described unblock rotating shaft (11) are arranged on the two side of headrest support (2) respectively, and be positioned at the top of folding rotary shaft (3),
Described button return spring (9) is sleeved on the bar portion of folding button (5), the bar portion sidewall of folding button (5) is provided with anti-rotation tenon (5a), be against on the upper end sidewall of described solution lock support (7) after the bar portion folding button (5) passes perpendicularly through the right side wall of the right side wall of headrest base skeleton (6), headrest support (2), lower end reconciliation lock support back-moving spring (14) of separating lock support (7) is sleeved on the erection column (6a) of headrest base skeleton (6) successively, described locking plate (8) and locking plate return spring (10) are sleeved on the right-hand member unlocking rotating shaft (11), the lower end of locking plate (8) is provided with lock part and stretches in locking breach that fixed head (4) upper end correspondence arranges and carry out locking, described headrest support (2) also offers the bar-shaped trough (2a) of downward-extension, described set bar (12) is fixedly mounted on locking plate (8), the medial extremity of set bar (12) stretches in bar-shaped trough (2a), separate on lock support (7) and be provided with unblock plate (7a), described unblock plate (7a) is positioned at the below of set bar (12), described unblock plate (7a) adopts steel plate integrated punching to form with solution lock support (7), on described solution lock support (7), just the thickness at the tip position place of folding button (5) is greater than to the thickness at all the other positions of plate body,
When pressing folding button (5), folding button (5) compression button return spring (9), the termination of folding button (5) promotes to separate lock support (7) and rotates around the axis of erection column (6a), and apply active force to solution lock support back-moving spring (14), unlock plate (7a) to promote set bar (12) and move up along bar-shaped trough (2a) simultaneously, set bar (12) drives locking plate (8) rotate around unblock rotating shaft (11) and apply active force to locking plate return spring (10), the lock part of locking plate (8) is finally made to exit from the locking breach of fixed head (4), thus realize unlocking, now, headrest support (2) can be made to realize head pillow frame around folding rotary shaft (3) rotation by External Force Acting to fold.
Be preferably, described locking plate return spring (10), folding spring (13), solution lock support back-moving spring (14) are torsion spring, one end of described locking plate return spring (10) hangs over set bar (12), the other end hangs on fixed head (4), one end of described folding spring (13) hangs over and unlocks in rotating shaft (11), the other end hangs on headrest support (2), one end of described solution lock support back-moving spring (14) hangs on headrest base skeleton (6), and the other end hangs over to be separated on lock support (7).Ingeniously utilize each spring of space mounting, optimize distribution, make overall structure more compact.
The beneficial effects of the utility model: novel, design ingenious, compact conformation, space layout are reasonable, number of parts is few, correspondingly reduce manufacturing cost, simplify installation.
Accompanying drawing explanation
Fig. 1 is axonometric drawing one of the present utility model.
Fig. 2 is axonometric drawing two (not being with headrest base skeleton) of the present utility model.
Fig. 3 is axonometric drawing three (not being with headrest base skeleton) of the present utility model.
Fig. 4 is axonometric drawing four (be not with headrest base skeleton and unlock rotating shaft) of the present utility model.
Fig. 5 is axonometric drawing five (not being with headrest base skeleton and head rest pole) of the present utility model.
Detailed description of the invention
Below by embodiment also by reference to the accompanying drawings, the utility model is described in further detail:
Composition graphs 1---shown in Fig. 4, the head pillow frame mechanism that convenience is folding, primarily of head rest pole 1, " n " shape headrest support 2, folding rotary shaft 3, fixed head 4, folding button 5, headrest base skeleton 6, separate lock support 7, locking plate 8, button return spring 9, locking plate return spring 10, unlock rotating shaft 11, set bar 12, folding spring 13, separate the compositions such as lock support back-moving spring 14, lining 15, gripper shoe 16, trip bolt 17.Headrest base skeleton 6 adopts EPP rigid foam to make, and covers on headrest support 2, and is fixed by two trip bolts 17.Headrest support 2 adopts steel plate punched to form, and overall in " n " shape, the two ends of headrest support 2 are hinged on folding rotary shaft 3 with the head rest pole 1 of respective side respectively.
Fixed head 4 is welded on the flattening portion, upper end of right headrest bar 1, and be sleeved on folding rotary shaft 3 by this fixed head 4 and be welded and fixed again, gripper shoe 16 is welded on the flattening portion, upper end of left headrest bar 1, and is sleeved on folding rotary shaft 3 by this gripper shoe 16 and is welded and fixed.Folding spring 13 is sleeved on folding rotary shaft 3, in folding rotary shaft 3 and the hinge hole of headrest support 2, lining 15 is housed.The two ends unlocking rotating shaft 11 are arranged on the two side of headrest support 2 respectively, and are positioned at the top of folding rotary shaft 3.
Button return spring 9 is sleeved on the bar portion of folding button 5, and the termination of folding button 5 is positioned at outside the right side wall of headrest base skeleton 6, and button return spring 9 is for the self-return of folding button 5.Be against on the upper end sidewall separating lock support 7 after the bar portion folding button 5 passes perpendicularly through the right side wall of the right side wall of headrest base skeleton 6, headrest support 2.The bar portion sidewall of folding button 5 is provided with anti-rotation tenon 5a, prevents folding button 5 from rotating.
Separate lock support 7 between the two side of headrest support 2, namely the inner chamber of headrest base skeleton 6 is arranged in, erection column 6a is provided with in the inner chamber of headrest base skeleton 6, the lower end of separating lock support 7 is conciliate lock support back-moving spring 14 and is sleeved on successively on the erection column 6a of headrest base skeleton 6, separate lock support 7 can under the spring force effect of separating lock support back-moving spring 14 return.
Locking plate 8 and locking plate return spring 10 are sleeved on and unlock the right end of rotating shaft 11, locking plate 8 can under the spring force effect of locking plate return spring 10 return.The lower end of locking plate 8 is provided with lock part and stretches in locking breach that fixed head 4 upper end correspondence arranges and carry out locking.Headrest support 2 also offers the bar-shaped trough 2a of downward-extension, set bar 12 is fixedly mounted on locking plate 8, set bar 12 stretches in bar-shaped trough 2a, solution lock support 7 being provided with unblock plate 7a to move upward along bar-shaped trough 2a for stirring set bar 12, unlocking the below that plate 7a is positioned at set bar 12.Preferably, set bar 12 adopts scrollwork spring to make, locking plate 8 is provided with for set bar 12 insert pin-and-hole, scrollwork spring wrap can install in rear direct insertion pin-and-hole fixing.Set bar 12 also can adopt common pin, is welded on locking plate 8.
Unlocking plate 7a adopts steel plate integrated punching to form with solution lock support 7, on solution lock support 7, just the thickness at the tip position place of folding button 5 is being greater than to the thickness at all the other positions of plate body, to increase folding button 5 and the contact area of separating lock support 7, and is improving the bulk strength separating lock support 7.
When pressing folding button 5, folding button 5 compression button return spring 9, button return spring 9 is cylindrically coiled spring.The termination of folding button 5 promotes to separate lock support 7 and rotates around the axis of erection column 6a, and apply active force to solution lock support back-moving spring 14, unlock plate 7a promotion set bar 12 to move up along bar-shaped trough 2a simultaneously, set bar 12 drives locking plate 8 rotate around unblock rotating shaft 11 and apply active force to locking plate return spring 10, the lock part of locking plate 8 is finally made to exit from the locking breach of fixed head 4, thus realize unlocking, now, headrest support 2 can be made to realize head pillow frame around folding rotary shaft 3 rotation by External Force Acting to fold.When needing headrest base skeleton 6 to get back to initial position, headrest base skeleton 6 is promoted backward by External Force Acting, headrest base skeleton 6 is rotated around folding rotary shaft 3 together with headrest support 2, and under the acting in conjunction of each return spring, the lock part of locking plate 8 comes back in the locking breach of fixed head 4.
Preferably, locking plate return spring 10, folding spring 13, solution lock support back-moving spring 14 are torsion spring, one end of locking plate return spring 10 hangs over set bar 12, the other end hangs on fixed head 4, one end of folding spring 13 hangs over and unlocks in rotating shaft 11, the other end hangs on headrest support 2, and the one end of separating lock support back-moving spring 14 hangs on headrest base skeleton 6, and the other end hangs over to be separated on lock support 7.
Claims (2)
1. the head pillow frame mechanism that a convenience is folding, comprise two head rest poles (1), the headrest support (2) of " n " shape, folding rotary shaft (3) and headrest base skeleton (6), described headrest base skeleton (6) adopts EPP rigid foam to make, cover on headrest support (2) to go up and pass through lock-screw (17) and tighten together, the two ends of headrest support (2) are hinged on folding rotary shaft (3) with the head rest pole (1) of respective side respectively, it is characterized in that: also comprise fixed head (4), folding button (5), separate lock support (7), locking plate (8), button return spring (9), locking plate return spring (10), unlock rotating shaft (11), set bar (12), folding spring (13), separate lock support back-moving spring (14) and gripper shoe (16),
Described fixed head (4) is welded on the flattening portion, upper end of right headrest bar (1), and be sleeved on folding rotary shaft (3) be welded and fixed again by this fixed head (4), described gripper shoe (16) is welded on the flattening portion, upper end of left headrest bar (1), and be sleeved on folding rotary shaft (3) be welded and fixed again by this gripper shoe (16), in described folding rotary shaft (3) and the hinge hole of headrest support (2), lining (15) is housed, described folding spring (13) is sleeved on folding rotary shaft (3), the two ends of described unblock rotating shaft (11) are arranged on the two side of headrest support (2) respectively, and be positioned at the top of folding rotary shaft (3),
Described button return spring (9) is sleeved on the bar portion of folding button (5), the bar portion sidewall of folding button (5) is provided with anti-rotation tenon (5a), be against on the upper end sidewall of described solution lock support (7) after the bar portion folding button (5) passes perpendicularly through the right side wall of the right side wall of headrest base skeleton (6), headrest support (2), lower end reconciliation lock support back-moving spring (14) of separating lock support (7) is sleeved on the erection column (6a) of headrest base skeleton (6) successively, described locking plate (8) and locking plate return spring (10) are sleeved on the right-hand member unlocking rotating shaft (11), the lower end of locking plate (8) is provided with lock part and stretches in locking breach that fixed head (4) upper end correspondence arranges and carry out locking, described headrest support (2) also offers the bar-shaped trough (2a) of downward-extension, described set bar (12) is fixedly mounted on locking plate (8), the medial extremity of set bar (12) stretches in bar-shaped trough (2a), separate on lock support (7) and be provided with unblock plate (7a), described unblock plate (7a) is positioned at the below of set bar (12), described unblock plate (7a) adopts steel plate integrated punching to form with solution lock support (7), on described solution lock support (7), just the thickness at the tip position place of folding button (5) is greater than to the thickness at all the other positions of plate body,
When pressing folding button (5), folding button (5) compression button return spring (9), the termination of folding button (5) promotes to separate lock support (7) and rotates around the axis of erection column (6a), and apply active force to solution lock support back-moving spring (14), unlock plate (7a) to promote set bar (12) and move up along bar-shaped trough (2a) simultaneously, set bar (12) drives locking plate (8) rotate around unblock rotating shaft (11) and apply active force to locking plate return spring (10), the lock part of locking plate (8) is finally made to exit from the locking breach of fixed head (4), thus realize unlocking, now, headrest support (2) can be made to realize head pillow frame around folding rotary shaft (3) rotation by External Force Acting to fold.
2. according to the head pillow frame mechanism that convenience according to claim 1 is folding, it is characterized in that: described locking plate return spring (10), folding spring (13), separate lock support back-moving spring (14) and be torsion spring, one end of described locking plate return spring (10) hangs over set bar (12), the other end hangs on fixed head (4), one end of described folding spring (13) hangs over and unlocks in rotating shaft (11), the other end hangs on headrest support (2), one end of described solution lock support back-moving spring (14) hangs on headrest base skeleton (6), the other end hangs over to be separated on lock support (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786465.XU CN204336351U (en) | 2014-12-12 | 2014-12-12 | Convenient folding head pillow frame mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786465.XU CN204336351U (en) | 2014-12-12 | 2014-12-12 | Convenient folding head pillow frame mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204336351U true CN204336351U (en) | 2015-05-20 |
Family
ID=53219666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786465.XU Active CN204336351U (en) | 2014-12-12 | 2014-12-12 | Convenient folding head pillow frame mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204336351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433417A (en) * | 2014-12-12 | 2015-03-25 | 重庆宏立至信汽车部件制造有限公司 | Headrest skeleton mechanism convenient to fold |
| CN111132872A (en) * | 2017-09-26 | 2020-05-08 | 牛步科技有限公司 | Headrest control device |
-
2014
- 2014-12-12 CN CN201420786465.XU patent/CN204336351U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433417A (en) * | 2014-12-12 | 2015-03-25 | 重庆宏立至信汽车部件制造有限公司 | Headrest skeleton mechanism convenient to fold |
| CN104433417B (en) * | 2014-12-12 | 2017-01-04 | 重庆宏立至信汽车部件制造有限公司 | The convenient head pillow frame mechanism folded |
| CN111132872A (en) * | 2017-09-26 | 2020-05-08 | 牛步科技有限公司 | Headrest control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |