CN209983820U - Headrest mechanism capable of moving back and forth and lifting - Google Patents
Headrest mechanism capable of moving back and forth and lifting Download PDFInfo
- Publication number
- CN209983820U CN209983820U CN201920483551.6U CN201920483551U CN209983820U CN 209983820 U CN209983820 U CN 209983820U CN 201920483551 U CN201920483551 U CN 201920483551U CN 209983820 U CN209983820 U CN 209983820U
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- sliding
- stop block
- groove
- lifting
- headrest
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Abstract
The utility model discloses a headrest mechanism that can back-and-forth movement and go up and down, its technical scheme main points are including headrest frame, connecting rod, lifting support, lifter and slide mechanism, the upper portion of headrest frame is rotated with lifting support's top and is connected, and the lower part of headrest frame is rotated with the bottom of connecting rod and is connected, and the top and the slide mechanism of connecting rod rotate to be connected, lifting support's bottom is provided with logical groove, and a side of going towards the headrest frame on the lifting support is provided with the spout that communicates with logical groove, the bottom and the back of lifter are connected, and the upper end slidable mounting of lifter leads to the inslot, slide mechanism slidable mounting is in the spout, and slide mechanism and lifter arrange the one end cooperation that leads to the inslot in. The utility model discloses can portably the headrest operation, portable adjustment headrest height.
Description
Technical Field
The utility model relates to a seat headrest mechanism, more specifically the utility model relates to a headrest mechanism that can back-and-forth movement and go up and down.
Background
The headrest on the present seat is mostly fixed for because of user's height problem in the use, can't reach the adaptability corresponding to many people different in service behavior, have headrest adjustable's seat in the market in addition, need the manual work to carry out the regulation of seat headrest, make and caused the inconvenient condition of use, the inconvenient condition of operation.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a headrest mechanism that can back-and-forth movement and go up and down of portable regulation headrest height.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a headrest mechanism that can back-and-forth movement and go up and down, includes headrest frame, connecting rod, lifting support, lifter and slide mechanism, the upper portion of headrest frame rotates with lifting support's top to be connected, and the lower part of headrest frame rotates with the bottom of connecting rod to be connected, and the top and the slide mechanism of connecting rod rotate to be connected, lifting support's bottom is provided with logical groove, and a side of going towards the headrest frame on the lifting support is provided with the spout that communicates with logical groove, the bottom and the back of lifter are connected, and the upper end slidable mounting of lifter leads to the inslot, slide mechanism slidable mounting is in the spout, and slide mechanism and lifter arrange the one end cooperation that leads to the inslot in.
The utility model discloses further set up to: the sliding mechanism comprises a sliding block, a first spring, a second spring, a front sliding stop block, a rear sliding stop block and a lifting sliding stop block, wherein the sliding block is provided with a first groove on one side face of the sliding groove, the front sliding stop block and the rear sliding stop block are installed in the first groove, the first spring is installed in the first groove and abutted against the side wall of the first groove and the left side of the front sliding stop block and the rear sliding stop block, a second groove is formed in the top of one side, facing the front sliding stop block and the rear sliding stop block, of the lifting rod, the lifting sliding stop block is arranged in the second groove, the second spring is installed in the second groove and abutted against the side wall of the second groove and the left side of the lifting sliding stop block, and a sliding.
The utility model discloses further set up to: the sliding tooth grooves are arranged in the vertical direction and are positioned between the front sliding stop block, the rear sliding stop block and the lifting sliding stop block.
The utility model discloses further set up to: the sliding block is connected with the sliding groove in a clamping mode.
The utility model discloses further set up to: the lower part of the sliding groove is provided with a separation stop block, the sliding tooth groove is arranged in a single-layer mode corresponding to the stop block, and the sliding tooth groove is arranged in a double-layer mode on the upper portion of the stop block.
The utility model has the advantages of that: through dual self-loopa mechanism mode for the headrest can be fine fixed in any gear department when going up and down and sliding around, and function failure when not making its atress, through the sliding adjustment of user to the headrest, make under the condition that the people did not get up, can go up and down the headrest and slide around through both hands, simple and convenient operation process has improved the result of use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a first cross-sectional view of FIG. 1;
FIG. 3 is a second cross-sectional view of FIG. 1;
FIG. 4 is a schematic view of the structure of the fitting part between the sliding mechanism and the lifting bracket of the present invention;
fig. 5 is a schematic view of the lifting support mechanism of the present invention;
FIG. 6 is a schematic view of the sliding block structure of the present invention;
fig. 7 is a schematic view of the lifting rod structure of the present invention.
In the figure: 1. a headrest frame; 2. a connecting rod; 3. a lifting support; 4. a lifting rod; 5. a slider; 6. a first spring; 7. a second spring; 8. a front and rear slide block; 9. a lifting sliding stop block; 10. a first groove; 11. a second groove; 12. a through groove; 13. a chute; 14. a sliding gullet; 15. separating the stop block; 16. and (4) a cylindrical bulge.
Detailed Description
Referring to fig. 1 to 7, the headrest mechanism capable of moving back and forth and lifting comprises a headrest frame 1, a connecting rod 2, a lifting support 3, a lifting rod 4 and a sliding mechanism, wherein the upper portion of the headrest frame 1 is rotatably connected with the top of the lifting support 3, the lower portion of the headrest frame 1 is rotatably connected with the bottom of the connecting rod 2, the top of the connecting rod 2 is rotatably connected with the sliding mechanism, a through groove 12 is formed in the bottom end of the lifting support 3, a sliding groove 13 communicated with the through groove 12 is formed in one side face of the lifting support 3, facing the headrest frame 1, the bottom end of the lifting rod 4 is connected with a backrest of a chair, the upper end of the lifting rod 4 is slidably mounted in the through groove 12, the sliding mechanism is slidably mounted in the sliding groove 13, and the sliding mechanism is matched with one end of the lifting rod 4.
The sliding mechanism comprises a sliding block 5, a first spring 6, a second spring 7, a front sliding stop block 8, a rear sliding stop block 8 and a lifting sliding stop block 9, wherein the sliding block 5 is provided with a first groove 10 on one side face of a sliding groove 13, the front sliding stop block 8 and the rear sliding stop block 8 are installed in the first groove 10, the first spring 6 is installed in the first groove 10, the first spring 6 abuts against the side wall of the first groove 10 and the left side of the front sliding stop block 8 and the left side of the rear sliding stop block 8, a second groove 11 is formed in the lifting rod 4 towards the top of one side of the front sliding stop block 8, the lifting sliding stop block 9 is arranged in the second groove 11, the second spring 7 abuts against the side wall of the second groove and the left side of the lifting sliding stop block 9, and a sliding tooth groove 14 matched with the front sliding stop block 8 and.
The sliding tooth sockets 14 are arranged in the vertical direction, and the sliding tooth sockets 14 are positioned between the front sliding stop block 8 and the rear sliding stop block 9 and the lifting sliding stop block 9.
The sliding tooth socket 14 is an inclined circular tooth, the front and rear sliding stop blocks 8 and the lifting sliding stop block 9 are respectively arranged towards one side of the tooth socket 14 and are cylindrical protrusions 16, the cylindrical protrusions 16 can be matched with the tooth socket 14, and when the headrest frame 1 is pulled, the length between the lifting support 3 and the lifting rod 4 can be adjusted through the movement of the front and rear sliding stop blocks 8 and the lifting sliding stop blocks 9 and the angle of the headrest frame 1 can be adjusted.
The sliding block 5 is connected with the sliding groove 13 in a clamping manner, and the lifting rod 4 is connected with the lifting support 3 in a telescopic sliding manner.
The lower part of the sliding chute 13 is provided with a separation stop block 15, the sliding tooth socket 14 is arranged in a single layer corresponding to the separation stop block 15, and the sliding tooth socket 14 is arranged in a double layer at the upper part of the stop block.
Through adopting above-mentioned technical scheme, headrest upper end connecting axle and headrest lifting support 3 guarantee its rotation through round pin connection, have self-loopa slip tooth's socket 14 in the headrest lifting support 3, the headrest slides around with go up and down to slide a self-loopa slip tooth's socket 14 of sharing, slide mechanism around installing the headrest earlier, by 3 lower part breach departments of headrest lifting support after upwards sliding in, install headrest elevation structure pole again and slide in by 3 lift guide slots of lower part headrest lifting support, two slide mechanism install the back that finishes, cover headrest two shelves function separation dog in 3 lower part breach departments of headrest lifting support, it is fixed with headrest lifting support 3 through the screw.
The self-circulation structure is characterized in that the front and rear sliding stop blocks 8 and the lifting sliding stop blocks 9 correspond to corresponding first grooves and second grooves respectively, the front and rear sliding stop blocks 8 and the lifting sliding stop blocks 9 are engaged with the tooth sockets in a clamped mode, adjustment is carried out, then the front and rear sliding stop blocks 8 and the lifting sliding stop blocks 9 are enabled to be shifted in the corresponding grooves respectively through the elastic action of the springs, and clamping and fixing operation in a double-circulation mode are formed.
The working principle is as follows: when a human body sits on the chair seat and leans against the headrest, the headrest has the up-down and forward-backward sliding modes to adjust the optimal comfortable position of the human body and the headrest, and can be well fixed at any gear position during lifting and forward-backward sliding through the double self-circulation mechanism mode, so that the function of the headrest is not disabled when the headrest is stressed. When a person sits on the chair, the headrest can be lifted and slid back and forth by two hands without getting up, and the headrest is arc-shaped and well supports the head of the person. The radian of the convex 16 of the headrest mesh cloth is increased along with the increase of the front and back elevation angles of the headrest. The bulges 16 of the headrest mesh cloth play a role in supporting the cervical vertebra of the human head, increase the comfort of the human head and effectively relieve the head and neck fatigue.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A headrest mechanism capable of moving forward and backward and lifting is characterized in that: including headrest frame, connecting rod, lifting support, lifter and slide mechanism, the upper portion of headrest frame rotates with lifting support's top to be connected, and the lower part of headrest frame rotates with the bottom of connecting rod to be connected, and the top and the slide mechanism of connecting rod rotate to be connected, lifting support's bottom is provided with logical groove, and a side of going towards headrest frame on lifting support is provided with the spout that communicates with leading to the groove, the bottom and the back of lifter are connected, and the upper end slidable mounting of lifter is leading to the inslot, slide mechanism slidable mounting is in the spout, and slide mechanism and lifter arrange the one end cooperation that leads to the inslot in.
2. The headrest mechanism capable of moving forward and backward and lifting and lowering as claimed in claim 1, wherein: the sliding mechanism comprises a sliding block, a first spring, a second spring, a front sliding stop block, a rear sliding stop block and a lifting sliding stop block, wherein the sliding block is provided with a first groove on one side face of the sliding groove, the front sliding stop block and the rear sliding stop block are installed in the first groove, the first spring is installed in the first groove and abutted against the side wall of the first groove and the left side of the front sliding stop block and the rear sliding stop block, a second groove is formed in the top of one side, facing the front sliding stop block and the rear sliding stop block, of the lifting rod, the lifting sliding stop block is arranged in the second groove, the second spring is installed in the second groove and abutted against the side wall of the second groove and the left side of the lifting sliding stop block, and a sliding.
3. The headrest mechanism capable of moving forward and backward and lifting and lowering as claimed in claim 2, wherein: the sliding tooth grooves are arranged in the vertical direction and are positioned between the front sliding stop block, the rear sliding stop block and the lifting sliding stop block.
4. The headrest mechanism capable of moving forward and backward and lifting and lowering as claimed in claim 2, wherein: the sliding block is connected with the sliding groove in a clamping mode.
5. The headrest mechanism capable of moving forward and backward and lifting and lowering as claimed in claim 2, wherein: the lower part of the sliding groove is provided with a separation stop block, the sliding tooth groove is arranged in a single-layer mode corresponding to the stop block, and the sliding tooth groove is arranged in a double-layer mode on the upper portion of the stop block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483551.6U CN209983820U (en) | 2019-04-10 | 2019-04-10 | Headrest mechanism capable of moving back and forth and lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483551.6U CN209983820U (en) | 2019-04-10 | 2019-04-10 | Headrest mechanism capable of moving back and forth and lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209983820U true CN209983820U (en) | 2020-01-24 |
Family
ID=69291178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920483551.6U Active CN209983820U (en) | 2019-04-10 | 2019-04-10 | Headrest mechanism capable of moving back and forth and lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209983820U (en) |
-
2019
- 2019-04-10 CN CN201920483551.6U patent/CN209983820U/en active Active
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