CN214728336U - Headrest height and side protection width synchronous adjusting mechanism of child safety seat - Google Patents
Headrest height and side protection width synchronous adjusting mechanism of child safety seat Download PDFInfo
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- CN214728336U CN214728336U CN202120510246.9U CN202120510246U CN214728336U CN 214728336 U CN214728336 U CN 214728336U CN 202120510246 U CN202120510246 U CN 202120510246U CN 214728336 U CN214728336 U CN 214728336U
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- headrest
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- side guard
- locking
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Abstract
The utility model relates to a children's safety seat technical field discloses a headrest height and side protection width synchronous regulation mechanism of children's safety seat, including: the chair back is provided with a plurality of locking grooves; the headrest is arranged on the chair back in a vertically sliding manner and is provided with a driving groove; the first side protection and the second side protection are respectively and movably arranged at two sides of the chair back, sliding parts are respectively arranged on the first side protection and the second side protection, and the sliding parts can slide along the driving grooves; the headrest can drive the sliding piece to slide through the driving groove so that the first side protector and the second side protector can be mutually opened or closed; the adjusting assembly comprises an adjusting handle and a locking part used for locking the headrest on the chair back, the adjusting handle is arranged on the headrest, the locking part is movably arranged in the locking groove, and the adjusting handle can drive the locking part to be separated from the locking groove so as to unlock the headrest from the chair back. The utility model discloses a safety seat overall structure is simple, and can realize headrest and side protection synchronization regulation.
Description
Technical Field
The utility model relates to a children's safety seat technical field especially relates to a children's safety seat's headrest height and side protection width synchronous control mechanism.
Background
Along with the popularization of automobiles and the increasing importance degree of people on the safety of children during riding, the safety performance of the automobile child safety seat is more and more emphasized, and the side protection device of the child safety seat plays an important role in reducing the casualties of children in the automobile side collision accidents. Along with the growth and the size change of children, the safety seat needs the height of the headrest and the width of the side protection device to be adjusted, and the safety seat is adaptive to the headrest, so that the riding comfort of the children is guaranteed.
Most of the existing child safety seat headrest height adjusting mechanisms and side protection device width adjusting mechanisms are separately adjusted, so that the adjusting efficiency is low, the integral structure is complicated, and the cost is high; also there is headrest height adjustment mechanism and side protector width adjustment mechanism synchronous adjustment, but general structure is more complicated, need just can realize the headrest with the help of a plurality of transmission parts usually and drive the side protection motion, leads to transmission inefficiency, regulation inefficiency, and the reliability is poor.
Patent "CN 210191232U" discloses a children's safety seat headrest height and flank width synchronization regulation mechanism, it includes first linking arm, the second linking arm, first support arm, the second support arm, connecting piece and guide, first support arm and second support arm pass through the connecting piece and articulate each other, be provided with the guide way on the guide, first support arm and second support arm drive the connecting piece along guide way synchronous motion upwards or downwards when upwards or the downstream, first support arm and second support arm rotate around the connecting piece and make the contained angle between first support arm and the second support arm grow or diminish, realize the relative or the relative motion of first linking arm and second linking arm. Although the height of the headrest and the width of the side wing can be synchronously adjusted, a plurality of transmission parts are required to be arranged to realize the synchronous adjustment between the headrest and the side wing, the structure is complex, the adjusting efficiency is low, and the stability of the adjusting structure is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the utility model aims to solve lies in providing a transmission is simple, adjust efficiently, and simple structure's children safety seat's headrest height and side protection width synchronous control mechanism.
The utility model provides a technical scheme that its technical problem adopted is, provides a headrest height and the synchronous adjustment mechanism of side protection width of children's safety seat, including:
the chair back is provided with a plurality of locking grooves;
the headrest is arranged on the chair back in a vertically sliding manner, and a driving groove is formed in the headrest;
the first side protection and the second side protection are respectively and movably arranged at two sides of the chair back, sliding parts are arranged on the first side protection and the second side protection, and the sliding parts can slide along the driving grooves; the headrest can drive the sliding piece to slide through the driving groove so that the first side protection and the second side protection are mutually opened or closed;
the adjusting assembly comprises an adjusting handle and a locking part, wherein the adjusting handle is used for locking the headrest on the chair back, the adjusting handle is arranged on the headrest, the locking part is movably arranged in the locking groove, and the adjusting handle can drive the locking part to be separated from the locking groove so as to unlock the headrest on the chair back.
Furthermore, the driving grooves comprise a first driving groove and a second driving groove, and the first driving groove and the second driving groove are symmetrically arranged; the sliding piece on the first side guard can slide along the first driving groove, and the sliding piece on the second side guard can slide along the second driving groove.
Further, the distance between the first driving groove and the second driving groove gradually increases from the top end of the headrest to the bottom end thereof.
Further, when the sliding piece slides upwards along the driving groove, the distance between the first side guard and the second side guard is gradually reduced; when the sliding piece slides downwards along the driving groove, the distance between the first side guard and the second side guard is gradually increased.
Furthermore, a vertical groove connected with the driving groove is formed in the headrest; the vertical groove is connected to one end of the driving groove, or both ends of the driving groove are connected with the vertical groove.
Furthermore, the adjusting handle comprises a first driving arm and a second driving arm which are arranged at intervals, and the first driving arm and the second driving arm are both provided with a driving chute;
the locking part comprises a fixing shaft, the fixing shaft penetrates through the driving chute, and the adjusting handle drives the locking part through the driving chute.
Furthermore, the position locking piece further comprises a position locking shaft, the adjusting assembly further comprises a fixed seat, the fixed shaft penetrates through the position locking shaft, a through hole is formed in the fixed seat, and a fixed groove is formed in the headrest;
one end of the position locking shaft is movably arranged in the fixing groove, and the other end of the position locking shaft penetrates through the through hole and is movably arranged in the position locking groove.
Furthermore, a first guide groove is formed in the headrest and/or the chair back, and the headrest can slide up and down along the first guide groove.
Furthermore, a second guide groove is formed in the chair back, and the sliding piece penetrates through the second guide groove and is arranged in the driving groove; and the first side guard and the second side guard can slide left and right along the second guide groove.
Furthermore, an elastic piece is arranged between the adjusting handle and the headrest, and the elastic piece is used for resetting the adjusting handle.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model discloses in, through set up the drive groove of slope (being the chute setting) on the headrest, set up the slider on the side protection, the headrest reciprocates, drive the slider that sets up in the drive groove through the drive groove and remove, and then open or draw close each other between the synchronous regulation side protection, this safety seat simple structure, drive unit are few, during the regulation, only need to stimulate the regulation handle, with headrest from the back of a chair unblock, can promote the headrest from top to bottom and realize the synchronous regulation to headrest height and side protection width, easy operation, drive unit is few, the regulation efficiency is high, facilitate the use; the guide groove and the guide part are arranged to be matched with each other in the up-and-down sliding process of the headrest and the left-and-right sliding process of the side protection, so that the movement precision is high; and the adjusting handle is provided with a locking part, so that the adjustment stability of the height and the side protection width of the headrest of the safety seat is ensured.
The utility model discloses in, still be equipped with the vertical groove that links to each other with the actuation groove on the headrest, the slider of drive side protection is at vertical inslot when headrest initial adjustment, the side protection is not opened, adjust a take the altitude until the headrest, when slider and actuation groove contact, the headrest highly continues up to adjust can the synchronous drive side protection expand, when the headrest rises to a take the altitude promptly, the side protection just can open simultaneously, can be according to the in-service use demand, select the form of arranging of actuation groove, can prevent that the side protection from receiving transverse pressure at the position of expanding completely and returning to the original position often.
Drawings
Fig. 1 is a schematic structural view of the safety seat of the present invention;
FIG. 2 is another view of FIG. 1;
FIG. 3 is a schematic structural view of the headrest and adjustment assembly of the present invention;
fig. 4 is a schematic structural view of the headrest of the present invention;
FIG. 5 is a schematic view of the chair back of the present invention;
FIG. 6 is a schematic structural diagram of the adjusting assembly of the present invention;
fig. 7 is a schematic structural diagram of the first side protection and the second side protection of the present invention.
In the figure:
1. a chair back; 10. a position locking groove; 11. a first guide groove; 12. a second guide groove;
2. a headrest; 20. a drive slot; 21. a vertical slot; 22. fixing grooves; 200. a first drive slot; 201. a second driving groove;
3. a first side guard; 30. a slider;
4. second side protection;
5. an adjustment assembly; 50. adjusting the handle; 51. a position locking member; 52. a fixed seat; 500. a first drive arm; 501. a second drive arm; 510. a fixed shaft; 511. a position locking shaft; 520. a through hole; 5000. driving the chute;
6. an elastic member.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-7, a mechanism for synchronously adjusting the height of a headrest and the width of a side guard of a child safety seat comprises a seat back 1, a headrest 2, a first side guard 3, a second side guard 4 and an adjusting component 5, wherein the headrest 2 can slide up and down relative to the seat back 1; the headrest 2 is provided with the driving groove 20, the first side guard 3 and the second side guard 4 are both provided with the sliding parts 30, the sliding parts 30 can slide along the driving groove 20, when the headrest 2 slides up and down, the driving groove 20 can drive the sliding parts 30 to slide, so that the first side guard 3 and the second side guard 4 are mutually opened or closed, the height of the headrest 2 and the width of the first side guard 3 and the width of the second side guard 4 are synchronously adjusted, and the headrest is simple in structure and convenient to use; the adjusting assembly 5 is arranged and comprises an adjusting handle 50 and a locking part 51, the adjusting handle 50 is arranged on the headrest 2, the locking part 51 is movably arranged in the locking groove 10, and the adjusting handle 50 can control the locking part 51 to be locked or unlocked from the locking groove 10 on the chair back 1, so that the relative sliding of the headrest 2 relative to the chair back 1 is controlled, and the height of the headrest 2 and the width adjusting stability of the first side protection 3 and the second side protection 4 are ensured.
As shown in fig. 4, the driving slot 20 includes a first driving slot 200 and a second driving slot 201 symmetrically disposed, the sliding member 30 on the first side guard 3 can slide along the first driving slot 200, and the sliding member 30 on the second side guard 4 can slide along the second driving slot 201, so that the first side guard 3 and the second side guard 4 can be opened or closed synchronously, and it is ensured that the opening amounts of the first side guard 3 and the second side guard 4 are the same.
Preferably, the interval between the first driving groove 200 and the second driving groove 201 is gradually increased from the top end of the headrest 2 to the bottom end thereof. That is, when the sliding member 30 on the first side guard 3 and the second side guard 4 slides upwards along the driving slot 20, the distance between the first side guard 3 and the second side guard 4 gradually decreases; when the slider 30 slides down the driving groove 201, the distance between the first side guard 3 and the second side guard 4 gradually decreases. Thereby realizing that the first side guard 3 and the second side guard 4 are mutually opened or closed along with the up-and-down sliding of the headrest 2.
It is further preferable that a vertical groove 21 connected to the driving groove 20 is provided on the headrest 2, and the vertical groove 21 is connected to one end or both ends of the driving groove 20. When the vertical groove 21 is formed in the upper end of the driving groove 20, the headrest 2 is initially adjusted, the sliding piece 30 for driving the first side protection 3 and the second side protection 4 is arranged in the vertical groove 21, the distance between the first side protection 3 and the second side protection 4 is not changed, until the headrest 2 is adjusted to a certain height, and when the sliding piece 30 enters the driving groove 20, the height of the headrest 2 is continuously adjusted upwards to synchronously drive the first side protection 3 and the second side protection 4 to be unfolded, namely, when the headrest 2 rises to a certain height, the first side protection 3 and the second side protection 4 can be synchronously unfolded or closed, so that the headrest 2 can be independently adjusted in a certain range, and the practical use requirement is met; and when the lower end of the driving groove 20 is provided with the vertical groove 21, the first side guard 3 and the second side guard 4 can be prevented from retracting when being subjected to transverse pressure in the fully unfolded position, and the safety performance is better.
As shown in fig. 4 and 6, the adjustment handle 50 includes a first driving arm 500 and a second driving arm 501 (integrally disposed) disposed at an interval, the first driving arm 500 and the second driving arm 501 are both provided with a driving chute 5000, the locking member 51 includes a fixed shaft 510 and a locking shaft 511, and the fixed shaft 510 is inserted into the locking shaft 511; the fixing shaft 510 is inserted into the driving inclined groove 5000, the locking shaft 511 is movably inserted into the locking groove 10, and the adjustment handle 50 drives the locking member 51 through the driving inclined groove 5000, so that the locking shaft 511 is locked or unlocked from the locking groove 10.
In actual use, the fixing groove 22 is formed on the headrest 2, the adjusting assembly 5 further includes a fixing seat 52, a through hole 520 is formed on the fixing seat 52, one end of the capture shaft 511 is movably disposed in the fixing groove 22, and the other end thereof passes through the through hole 520 and is movably disposed in the capture groove 10. Thereby moving the catching shaft 511 among the catching groove 10, the through-hole 520, and the fixing groove 22, and securing the stability of the headrest 2 and the side guard adjustment.
As shown in fig. 4 and 5, a first guide groove 11 is provided in the headrest 2 and/or the seatback 1 so that the headrest 2 can slide up and down along the first guide groove 11. The headrest 2 is mounted on the seat back 1 through the first guide groove 11 and the fixing screw.
As shown in fig. 5 and 7, a second guide groove 12 is further provided on the seat back 1, and the slider 30 is disposed in the drive groove 20 through the second guide groove 12; and the first side guard 3 and the second side guard 4 can slide left and right along the second guide groove 12, so as to provide a guiding function when the two move left and right.
As shown in fig. 3, an elastic member 6 is disposed between the adjustment handle 50 and the headrest 2, one end of the elastic member 6 is connected to the adjustment handle 50, the other end is connected to the headrest 2, the elastic member 6 is used for resetting the adjustment handle 50, that is, after the headrest 2 is unlocked from the seat back 1 by pulling the adjustment handle 50, the adjustment handle 50 drives the elastic member 6 to be elastically deformed, and after the adjustment handle 50 is released, the resetting elastic force of the elastic member 6 drives the adjustment handle 50 to be reset, and the headrest 2 is locked on the seat back again.
In this scheme, when the height that needs adjust headrest 2 and the width of first side protection 3 and second side protection 4, only need upwards to mention the regulation handle 50 on the headrest 2, can make in the position locking piece 51 breaks away from position locking groove 10, thereby promote headrest 2 and side protection to suitable position, promote safety seat and take the comfort, and under the effect of driving groove 20, first side protection 3 and second side protection 4 can be opened or drawn close along with the altitude variation of headrest 2 (when the slider is in the driving groove) in step, reduce the seat and adjust the step, and transmission part is few, adjust efficient convenient to use.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a headrest height and side protection width synchronization regulation mechanism of children's safety seat which characterized in that, including:
the chair back is provided with a plurality of locking grooves;
the headrest is arranged on the chair back in a vertically sliding manner, and a driving groove is formed in the headrest;
the first side protection and the second side protection are respectively and movably arranged at two sides of the chair back, sliding parts are arranged on the first side protection and the second side protection, and the sliding parts can slide along the driving grooves; the headrest can drive the sliding piece to slide through the driving groove so that the first side protection and the second side protection are mutually opened or closed;
the adjusting assembly comprises an adjusting handle and a locking part, wherein the adjusting handle is used for locking the headrest on the chair back, the adjusting handle is arranged on the headrest, the locking part is movably arranged in the locking groove, and the adjusting handle can drive the locking part to be separated from the locking groove so as to unlock the headrest on the chair back.
2. The headrest height and side guard width synchronous adjustment mechanism of the child safety seat according to claim 1, wherein the driving grooves comprise a first driving groove and a second driving groove, and the first driving groove and the second driving groove are symmetrically arranged; the sliding piece on the first side guard can slide along the first driving groove, and the sliding piece on the second side guard can slide along the second driving groove.
3. The headrest height and side guard width synchronous adjustment mechanism for a child safety seat according to claim 2, wherein the first and second driving grooves have a pitch that gradually increases from a top end of the headrest toward a bottom end thereof.
4. The headrest height and side guard width synchronous adjustment mechanism for a child safety seat according to claim 3, wherein the distance between the first side guard and the second side guard gradually decreases as the slider slides up the drive slot; when the sliding piece slides downwards along the driving groove, the distance between the first side guard and the second side guard is gradually increased.
5. The headrest height and side guard width synchronous adjustment mechanism of a child safety seat according to claim 3, wherein a vertical slot connected to the driving slot is provided on the headrest; the vertical groove is connected to one end of the driving groove, or both ends of the driving groove are connected with the vertical groove.
6. The headrest height and side guard width synchronous adjusting mechanism of the child safety seat as claimed in claim 1, wherein the adjusting handle includes a first driving arm and a second driving arm spaced apart from each other, and the first driving arm and the second driving arm are provided with a driving chute;
the locking part comprises a fixing shaft, the fixing shaft penetrates through the driving chute, and the adjusting handle drives the locking part through the driving chute.
7. The headrest height and side guard width synchronous adjusting mechanism of the child safety seat according to claim 6, wherein the locking member further comprises a locking shaft, the adjusting assembly further comprises a fixing seat, the fixing shaft is inserted into the locking shaft, the fixing seat is provided with a through hole, and the headrest is provided with a fixing groove;
one end of the position locking shaft is movably arranged in the fixing groove, and the other end of the position locking shaft penetrates through the through hole and is movably arranged in the position locking groove.
8. The mechanism for synchronously adjusting the height of the headrest and the width of the side guard of the child safety seat as claimed in claim 1, wherein a first guide groove is formed on the headrest and/or the seat back, and the headrest can slide up and down along the first guide groove.
9. The headrest height and side guard width synchronous adjustment mechanism of the child safety seat as claimed in claim 1, wherein a second guide slot is provided on the seat back, and the sliding member is disposed in the driving slot through the second guide slot; and the first side guard and the second side guard can slide left and right along the second guide groove.
10. The mechanism for synchronously adjusting the height and the width of the side guard of the child safety seat as claimed in claim 1, wherein an elastic member is arranged between the adjustment handle and the headrest, and the elastic member is used for resetting the adjustment handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120510246.9U CN214728336U (en) | 2021-03-10 | 2021-03-10 | Headrest height and side protection width synchronous adjusting mechanism of child safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120510246.9U CN214728336U (en) | 2021-03-10 | 2021-03-10 | Headrest height and side protection width synchronous adjusting mechanism of child safety seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214728336U true CN214728336U (en) | 2021-11-16 |
Family
ID=78593231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120510246.9U Active CN214728336U (en) | 2021-03-10 | 2021-03-10 | Headrest height and side protection width synchronous adjusting mechanism of child safety seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214728336U (en) |
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2021
- 2021-03-10 CN CN202120510246.9U patent/CN214728336U/en active Active
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