CN215921958U - Electric adjusting seat buttock rear side supporting structure - Google Patents
Electric adjusting seat buttock rear side supporting structure Download PDFInfo
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- CN215921958U CN215921958U CN202122251605.6U CN202122251605U CN215921958U CN 215921958 U CN215921958 U CN 215921958U CN 202122251605 U CN202122251605 U CN 202122251605U CN 215921958 U CN215921958 U CN 215921958U
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- support arm
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Abstract
The utility model discloses an electric adjusting seat hip back side supporting structure, comprising: a backrest; a back support mounted inside the backrest for supporting a user's back; a caudal vertebra support component rotatably mounted at a lower end of the backrest; the driving mechanism is used for automatically driving the caudal vertebra supporting component to rotate; the upper part of the caudal vertebra supporting component is connected with the back supporting body, and under the action of the driving mechanism, the upper part of the caudal vertebra supporting component can move forwards relative to the backrest and pull the lower part of the back supporting body to move forwards. The utility model has the beneficial effects that: the support can be formed on the area between the waist and the hip according to the needs of the user, and the comfort level of the seat is improved.
Description
Technical Field
The utility model relates to the technical field of automobile seats, in particular to an electric adjusting seat hip rear side supporting structure.
Background
The comfort of the seat plays a significant role in the riding experience of the user. Nowadays, both automobile manufacturers and consumer terminals place more stringent requirements on the comfort of automobile seats.
In order to improve the comfort of the automobile seat, the technical means which are mature at present comprise seat massage, back massage, flexible support, waist support and the like, although the technical means improve the driving experience of the seat to a certain extent and relieve the muscle fatigue of the buttocks, the waist, the shoulders, the back and other areas of the passenger. However, after a user sits on the seat, the region between the waist and the hip (hip joint and coccyx) is still in an unsupported state, and if the region is in a suspended posture for a long time, the user feels tired after sitting for a long time, and the comfort needs to be improved urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an electrically adjustable seat back support structure, which can support the area between the waist and the hip according to the needs of the user, and is helpful to improve the comfort level of the seat.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides a seat buttock rear side bearing structure of electronic regulation which key lies in, includes:
a backrest;
a back support mounted inside the backrest for supporting a user's back;
a caudal vertebra support component rotatably mounted at a lower end of the backrest;
the driving mechanism is used for automatically driving the caudal vertebra supporting component to rotate;
the upper part of the caudal vertebra supporting component is connected with the back supporting body, and under the action of the driving mechanism, the upper part of the caudal vertebra supporting component can move forwards relative to the backrest and pull the lower part of the back supporting body to move forwards.
With the above structure, the drive mechanism drives the rotation of the caudal vertebra supporting component, and the upper part of the caudal vertebra supporting component protrudes forwards and is supported in the area between the hip and the waist of the passenger, which is beneficial to improving the riding comfort. Meanwhile, the caudal vertebra supporting component and the back supporting body are connected together, so that when the upper part of the caudal vertebra supporting component moves forwards, the lower part of the back supporting body also moves forwards along with the caudal vertebra supporting component, and therefore a smooth transition between the part protruding forwards of the caudal vertebra supporting component and the back supporting body can be ensured, and discomfort caused by obvious protrusion is avoided.
Preferably, the method comprises the following steps: the back supporter is the steel wire net group, the caudal vertebra supporting component includes backup pad and the pivot that sets up for the backup pad is inclined to the lower, the lower extreme of steel wire net group rotates with the upper end of backup pad to be connected, the pivot rotates with the back to be connected. By adopting the structure, when the supporting plate is driven to rotate, the upper part of the supporting plate can be ensured to move forwards by the downward arrangement of the rotating shaft. The lower extreme of wire net group is rotated with the upper end of backup pad and is connected, can guarantee that the caudal vertebra supporting component when protruding forward, the smooth-going transition of front side lower part of back avoids caudal vertebra supporting component to form obvious protrusion to further guarantee the travelling comfort.
Preferably, the method comprises the following steps: the backup pad is the arc structure, and its upper end is equipped with articulated seat, the wire netting group is including vertically and horizontally staggered's horizontal steel wire and vertical steel wire, the both ends of horizontal steel wire are connected on the back, and the lower extreme of vertical steel wire is rotated and is connected articulated on the seat.
Preferably, the method comprises the following steps: the caudal vertebra supporting component is still including first support arm, the second support arm that is located the backup pad rear side to and connect the maintenance axle between first support arm and second support arm, pivot fixed connection is at the lower extreme of first support arm and second support arm. By adopting the structure, the first support arm, the second support arm, the retaining shaft and the rotating shaft form a quadrilateral support structure at the rear side of the support plate, the structural strength of the caudal vertebra support component can be ensured, and the support reliability is improved.
Preferably, the method comprises the following steps: the driving mechanism comprises a motor, a gear and a sector toothed plate which are meshed with each other, the motor drives the gear to rotate, and the sector toothed plate is fixedly sleeved on the rotating shaft. By adopting the structure, the motor can drive the caudal vertebra supporting component to rotate when working.
Preferably, the method comprises the following steps: the utility model discloses a chair backrest, including backrest, gear and fan-shaped pinion rack, back width direction's both ends are equipped with first support and second support respectively, the both ends of pivot are rotated and are installed on first support and second support, the outer end of second support has the collateral branch supporting part that upwards extends, gear and fan-shaped pinion rack are located the inboard of collateral branch supporting part, and the outside at the collateral branch supporting part is installed to the motor. The structure is adopted, so that the assembly is convenient.
Preferably, the method comprises the following steps: the fan-shaped toothed plate is located the outside of second support arm, is equipped with the portion of curling with fan-shaped toothed plate welded fastening on the second support arm, the one end that keeps the axle runs through in proper order portion of curling and fan-shaped toothed plate. Adopt above-mentioned structure, can connect into a whole with fan-shaped pinion rack and caudal vertebra supporting component rigidly, have better rotational stability when the whole caudal vertebra supporting component of gear drive rotates to be favorable to the regulation control.
Preferably, the method comprises the following steps: the lower extreme of back is equipped with the rotation axis that extends along its width direction, the middle part of first support arm, second support arm and fan-shaped pinion rack all is equipped with and suits with the rotation axis and dodges the breach. By adopting the structure, the rotating shaft in the seat backrest can be avoided.
Preferably, the method comprises the following steps: the position that the backup pad corresponds first support arm and second support arm all is equipped with the connecting block that extends backward, and the rear end suit of connecting block is on keeping epaxially, and the middle part of connecting block is equipped with the constant head tank, the tip of first support arm and second support arm is equipped with the locating piece that suits with the constant head tank. Adopt above-mentioned structure to assemble the backup pad at the front end of first support arm and second support arm, and guarantee the structural stability of caudal vertebra supporting component.
Compared with the prior art, the utility model has the beneficial effects that:
1. the motor drives the caudal vertebra support assembly to rotate, and the upper end of the support plate protrudes forward relative to the backrest, so as to support the area between the waist and the buttocks of a user, and improve the comfort of the seat.
2. When the upper end of the caudal vertebra supporting component protrudes forwards, the lower part of the back supporting body can be pulled to incline forwards, so that the protruding position has a smooth transition, the front side of the backrest is still a complete supporting plane or a cambered surface, and the discomfort caused by local protrusion is avoided.
3. The supporting structure is reasonable in design, modular assembly can be achieved on the basis that the existing seat framework is not changed, and the supporting structure has the technical advantages of controllable cost, wide market application prospect and the like.
Drawings
FIG. 1 is a schematic view of a seat back;
FIG. 2 is a cross-sectional view of the seat;
FIG. 3 is a partial schematic view reflecting the configuration of the caudal vertebra support assembly and drive mechanism;
FIG. 4 is a schematic structural view of a second support;
FIG. 5 is a schematic structural view of a second support arm;
fig. 6 is a schematic structural view of the support plate.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
As shown in fig. 1, 2 and 3, an automobile seat comprises a seat frame 6, a backrest 1 is rotatably installed at the rear end of the seat frame 6 through a rotating shaft 11, a back support body 2 is installed inside the backrest 1, in the embodiment, the back support body 2 is a steel wire mesh group, which is used for supporting the back of a user, the steel wire mesh group is composed of transverse steel wires 21 and longitudinal steel wires 22 which are criss-cross, a caudal vertebra support component 3 is installed at the lower end of the backrest 1, the caudal vertebra support component 3 comprises a support plate 31 which is located at the front end and a rotating shaft 35 which is located at the rear end, the rotating shaft 35 is rotatably connected with the backrest 1, a driving mechanism 4 is further installed at the lower part of the backrest 1, and the driving mechanism 4 is used for driving the rotating shaft 35 to rotate.
In this embodiment, the rotating shaft 35 is disposed under the supporting plate 31, and when the driving mechanism 4 drives the rotating shaft 35 to rotate, the upper end of the supporting plate 31 can rotate forward along the thickness direction of the backrest, and the forward displacement of the upper end of the supporting plate 31 will push the foam 5 to protrude forward, thereby supporting the area between the buttocks and the waist of the passenger.
As further shown in fig. 1 and 3, in order to avoid discomfort due to a significant protrusion when the caudal vertebra support assembly 3 is supported in the area between the buttocks and the lumbar region, the technical problem can be solved by connecting the upper portion of the caudal vertebra support assembly 3 with the lower end of the back support 2. The specific installation structure is as follows: the supporting plate 31 is of an arc-shaped structure, the upper end of the supporting plate is provided with a hinged seat 311, two ends of the transverse steel wire 21 of the steel wire mesh group are connected to the backrest 1, the lower end of the longitudinal steel wire 22 is rotatably connected to the hinged seat 311 of the supporting plate 31, when the upper end of the supporting plate 31 protrudes forwards, the lower part of the steel wire mesh group can be pulled to move forwards, so that a smooth transition is formed between the protruding position of the supporting plate 31 and the steel wire mesh group, the front side of the backrest is ensured to be still a complete supporting plane or arc surface, and discomfort caused by local protrusion is avoided.
As shown in fig. 3, in order to enhance the structural strength of the caudal vertebra supporting assembly 3, the caudal vertebra supporting assembly 3 further comprises a first supporting arm 32, a second supporting arm 33 and a retaining shaft 34, the retaining shaft 34 is fixed at the upper ends of the first supporting arm 32 and the second supporting arm 33, a rotating shaft 35 is fixedly connected to the lower ends of the first supporting arm 32 and the second supporting arm 33, the first supporting arm 32, the second supporting arm 33, the retaining shaft 34 and the rotating shaft 35 are all installed at the rear side of the supporting plate 31, and the first supporting arm 32, the second supporting arm 33, the retaining shaft 34 and the rotating shaft 35 form a quadrilateral supporting structure at the rear side of the supporting plate 31, so that the supporting reliability of the supporting plate 31 can be enhanced.
As shown in fig. 5 and 6, the support plate 31 is provided with a connection block 312 extending backwards at a position corresponding to the first support arm 32 and the second support arm 33, the rear end of the connection block 312 is sleeved on the retaining shaft 34, the middle part of the connection block 312 is provided with a positioning groove b, the end parts of the first support arm 32 and the second support arm 33 are provided with positioning blocks a corresponding to the positioning groove b, when assembling, the connection block 312 of the support plate 31 is firstly sleeved on the retaining shaft 34, and then the end parts of the retaining shaft 34 are installed into the first support arm 32 and the second support arm 33, and the positioning blocks a on the first support arm 32 and the second support arm 33 are embedded into the positioning grooves b along the axial direction of the retaining shaft 34, so that the fixed connection between the support plate 31, the retaining shaft 34 and the corresponding first support arm 32 and second support arm 33 is realized. To facilitate the formation of the components, the connecting block 312 is integrally formed at a position outside the rear end of the hinge base 311.
As shown in fig. 3 and 4, the first support 12 and the second support 13 are respectively disposed at two ends of the lower portion of the backrest 1 in the width direction, two ends of the rotating shaft 35 are rotatably mounted on the first support 12 and the second support 13, wherein the outer end of the second support 13 has a side support portion 131 extending upward, the driving mechanism 4 includes a motor 41, a gear 42 and a sector-shaped toothed plate 43, the gear 42 and the sector-shaped toothed plate 43 are located inside the side support portion 131, the motor 41 is fixedly mounted on the outer side of the side support portion 131, the gear 42 is driven by the motor 41 to rotate, the gear 42 is meshed with the sector-shaped toothed plate 43, the circle center end of the sector-shaped toothed plate 43 is fixedly sleeved on the rotating shaft 35, and based on the transmission layout, the motor 41 can drive the caudal vertebra supporting component 3 to rotate with the rotating shaft 35 as the rotation center.
As shown in fig. 3 and 5, the toothed sector plate 43 is located outside the second support arm 33, a rolling portion 331 welded and fixed to the toothed sector plate 43 is disposed on the second support arm 33, and the right end of the retaining shaft 34 sequentially penetrates through the connecting block 312, the rolling portion 331 and the toothed sector plate 43. The assembly can rigidly connect the sector-shaped toothed plate 43 and the caudal vertebra supporting component 3 into a whole, and better transmission smoothness is ensured when the gear 42 drives the whole caudal vertebra supporting component 3 to rotate.
As shown in fig. 2, a rotating shaft 11 extending along the width direction is disposed at the lower end of the backrest 1, the rotating shaft 11 is located at the rear side of the supporting plate 31, and in order to avoid the rotating shaft 11 during mechanism adjustment, avoiding notches c are disposed at the middle portions of the first supporting arm 32, the second supporting arm 33 and the toothed sector plate 43, and the avoiding notches c are arc-shaped structures and are adapted to the rotating shaft 11.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (10)
1. An electrically adjustable seat buttock rear support structure comprising:
a backrest (1);
a back support (2) mounted inside the backrest (1) for supporting the back of a user;
a caudal vertebra supporting component (3) rotatably mounted at the lower end of the backrest (1);
the driving mechanism (4) is used for automatically driving the caudal vertebra supporting component (3) to rotate;
the upper part of the caudal vertebra supporting component (3) is connected with the back supporting body (2), and under the action of the driving mechanism (4), the upper part of the caudal vertebra supporting component (3) can move forwards relative to the backrest (1) and pull the lower part of the back supporting body (2) to move forwards.
2. The electrically adjusted seat buttock rear side support structure according to claim 1, characterized in that: back supporter (2) are the wire net group, caudal vertebra supporting component (3) include backup pad (31) and pivot (35) for backup pad (31) set up partially down, the lower extreme of wire net group rotates with the upper end of backup pad (31) to be connected, pivot (35) rotate with back (1) to be connected.
3. The electrically adjusted seat buttock rear side support structure according to claim 2, characterized in that: backup pad (31) are the arc structure, and its upper end is equipped with articulated seat (311), the wire netting group is including vertically and horizontally staggered's horizontal steel wire (21) and vertical steel wire (22), the both ends of horizontal steel wire (21) are connected on back (1), and the lower extreme of vertical steel wire (22) is rotated and is connected articulated on seat (311).
4. The electrically adjusted seat buttock rear side support structure according to claim 2, characterized in that: caudal vertebra supporting component (3) are still including first support arm (32), second support arm (33) that are located backup pad (31) rear side to and connect and keep axle (34) between first support arm (32) and second support arm (33), pivot (35) fixed connection is at the lower extreme of first support arm (32) and second support arm (33).
5. The electrically adjusted seat buttock rear side support structure according to claim 4, characterized in that: the driving mechanism (4) comprises a motor (41), a gear (42) and a sector toothed plate (43), wherein the gear (42) and the sector toothed plate (43) are meshed with each other, the motor (41) drives the gear (42) to rotate, and the sector toothed plate (43) is fixedly sleeved on the rotating shaft (35).
6. The electrically adjusted seat buttock rear side support structure according to claim 5, characterized in that: back (1) width direction's both ends are equipped with first support (12) and second support (13) respectively, the both ends of pivot (35) are rotated and are installed on first support (12) and second support (13), the outer end of second support (13) has collateral branch supporting part (131) that upwards extend, gear (42) and fan-shaped pinion rack (43) are located the inboard of collateral branch supporting part (131), and the outside at collateral branch supporting part (131) is installed in motor (41).
7. The electrically adjusted seat buttock rear side support structure according to claim 6, characterized in that: the sector toothed plate (43) is located on the outer side of the second supporting arm (33), a rolling part (331) welded and fixed with the sector toothed plate (43) is arranged on the second supporting arm (33), and one end of the retaining shaft (34) penetrates through the rolling part (331) and the sector toothed plate (43) in sequence.
8. The electrically adjusted seat buttock rear side support structure according to claim 7, characterized in that: the lower extreme of back (1) is equipped with rotation axis (11) that extend along its width direction, the middle part of first support arm (32), second support arm (33) and fan-shaped pinion rack (43) all is equipped with and dodges breach (c) that suit with rotation axis (11).
9. The electrically adjusted seat buttock rear side support structure according to claim 4, characterized in that: the position that backup pad (31) corresponds first support arm (32) and second support arm (33) all is equipped with connecting block (312) that extend backward, and the rear end suit of connecting block (312) is on keeping axle (34), and the middle part of connecting block (312) is equipped with constant head tank (b), the tip of first support arm (32) and second support arm (33) is equipped with locating piece (a) that suits with constant head tank (b).
10. The electrically adjusted seat buttock rear side support structure according to claim 9, characterized in that: the connecting block (312) is integrally formed at one end of the hinge seat (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122251605.6U CN215921958U (en) | 2021-09-16 | 2021-09-16 | Electric adjusting seat buttock rear side supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122251605.6U CN215921958U (en) | 2021-09-16 | 2021-09-16 | Electric adjusting seat buttock rear side supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215921958U true CN215921958U (en) | 2022-03-01 |
Family
ID=80417028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122251605.6U Active CN215921958U (en) | 2021-09-16 | 2021-09-16 | Electric adjusting seat buttock rear side supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215921958U (en) |
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2021
- 2021-09-16 CN CN202122251605.6U patent/CN215921958U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 99, Pingtai Road, huangmaoping, Liangjiang New District, Chongqing Patentee after: Chongqing andotuo Auto Parts System Co.,Ltd. Address before: No. 99, Pingtai Road, huangmaoping, Liangjiang New District, Chongqing Patentee before: Chongqing Yanfeng Johnson Automotive Parts System Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |