CN217124611U - Automobile seat height adjusting mechanism - Google Patents
Automobile seat height adjusting mechanism Download PDFInfo
- Publication number
- CN217124611U CN217124611U CN202221138510.1U CN202221138510U CN217124611U CN 217124611 U CN217124611 U CN 217124611U CN 202221138510 U CN202221138510 U CN 202221138510U CN 217124611 U CN217124611 U CN 217124611U
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- rack
- adjusting mechanism
- height adjusting
- toothed plate
- connecting rod
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- 238000003466 welding Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a car seat height adjusting mechanism belongs to car seat technical field. It has solved the problem that car seat can't satisfy the requirement of low position of sitting among the prior art. This car seat height adjusting mechanism, including two seat basin sideboard of relative setting, be provided with the back between two seat basin sideboard and violently manage, the both ends of back violently managing are provided with back connecting rod and pinion rack respectively, rotationally be provided with the heightening gear with pinion rack meshing mutually on the seat basin sideboard, the pinion rack has tooth portion and is used for the lower fixed part that is connected with the support behind the slide rail, the outside of tooth portion is folded and is equipped with rather than tooth profile assorted rack, and the thickness of rack is greater than the thickness of tooth portion. The utility model has the advantages of can realize that car seat hangs down the gesture and adjusts.
Description
Technical Field
The utility model belongs to the technical field of car seat, a car seat height adjusting mechanism is related to.
Background
The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor to run, meets various requirements of road traffic and safety regulations, and has a smaller influence on the environment compared with the traditional automobile, so that the electric automobile has a wide prospect. The space of the electric automobile is generally smaller than that of a common fuel oil vehicle in order to realize light weight of the whole automobile, and the automobile seat is required to have a lower posture adjustment function in order to enable people to enjoy riding comfort when using the electric automobile.
Referring to the attached drawing fig. 1 of the specification, in the conventional car seat, the positions of the bowl side plate 12, the height adjusting pump 13, the height adjusting gear 16, the toothed plate 3 and the slide rail are relatively fixed, and in addition, the lower fixing part 32 of the toothed plate 3 is hinged to the slide rail rear support bracket 15 through the hinge bolt 14, because the lateral distance between the lower fixing part 32 of the toothed plate 3 and the bowl side plate 12 is not enough, when the seat is adjusted in a low posture, the end part of the hinge bolt 14 interferes with the motion of the bowl side plate 12, the conventional car seat cannot meet the requirement of the low sitting posture.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a car seat height adjusting mechanism. The utility model provides a technical problem how realize car seat's low gesture and adjust.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a car seat height adjusting mechanism, is provided with the back between two seat basin sideboard including relative two seat basin sideboard that set up and violently manages, and the both ends of back violently managing are provided with back connecting rod and pinion rack respectively, rotationally be provided with the heightening gear who meshes mutually with the pinion rack on the seat basin sideboard, the pinion rack has tooth portion and is used for the lower fixed part that is connected with the support behind the slide rail, its characterized in that, the outside of tooth portion is folded and is equipped with rather than tooth profile assorted rack, and the thickness of rack is greater than the thickness of tooth portion. When the height-adjusting seat is used, the height-adjusting pump is arranged on the seat basin side plate positioned beside the toothed plate, the height-adjusting gear is arranged on a rotating shaft of the height-adjusting pump, teeth of the toothed rack and the toothed rack tooth part are in transmission meshing with the height-adjusting gear, the toothed plate and the rear connecting rod are respectively fixed at two ends of the rear transverse pipe, a lower fixing part of the toothed plate is in hinged connection with the rear supporting bracket of the sliding rail through a hinged bolt, when the seat is lifted, the height-adjusting gear is controlled by the height-adjusting pump to rotate, the height-adjusting gear drives the toothed plate meshed with the height-adjusting gear to swing up and down, the toothed plate drives the rear transverse pipe to synchronously move, the rear transverse pipe drives the two seat basin side plates to do lifting motion, so that the height of the seat is adjusted, of course, the height-adjusting pump can be changed into a manual adjusting rocker, the rotation of the height-adjusting gear is realized through the manual adjusting rocker, the rack is overlapped at the outer side of the toothed rack tooth part, and the thickness of the rack is larger than that of the toothed rack part, so that the lateral distance between the lower fixing part and the seat basin side plate is increased, therefore, when the seat is adjusted in a low posture, the end part of the hinged bolt is prevented from moving and interfering with the side plate of the seat basin, and the low posture adjustment of the automobile seat is realized. Simultaneously, the rack is folded and is established on the pinion rack, also makes driver's seat and passenger's seat rack that can share, reduces the mould, realizes that production falls originally.
In foretell car seat height adjusting mechanism, the rigidity of rack is greater than the rigidity of pinion rack, just the pinion rack is integrated into one piece's stamping workpiece, tooth portion and lower fixed part are located different planes respectively, and the fixed part is located the inboard of tooth portion down. The rigidity of rack is greater than the rigidity of pinion rack, just the pinion rack is integrated into one piece's stamping workpiece for the pinion rack warp more easily, simultaneously, warp through the punching press and can make tooth portion and lower fixed part be located different planes respectively, and the lateral distance of fixed part and seat basin sideboard under the inboard that the fixed part is located tooth portion can further increase down, and then realizes car seat's low gesture regulation better. In addition, when collision occurs, part of stress generated by collision can be absorbed through the deformation of the toothed plate, so that the safety of an occupant is protected. Because the rigidity of the rack is greater than that of the toothed plate, the tooth profile of the rack is matched with that of the tooth part, the reliability of transmission meshing can be ensured, and the probability of failure of the adjusting mechanism in the collision process is reduced. In addition, the thickness of the rack is greater than that of the tooth part, and the rigidity of the rack is greater than that of the toothed plate, so that the weight cannot be greatly increased after the toothed plate is combined with the rack.
In foretell high adjustment mechanism of car seat, the spacing hole has been seted up on the pinion rack, the rack is located the side in spacing hole and is the arc form, the tooth portion of rack and pinion rack adopts laser welding to connect. Above-mentioned structure can avoid rack and spacing hole to take place to interfere, and simultaneously, laser welding can improve the welding efficiency and the welding quality of rack and pinion rack tooth portion greatly for rack and pinion rack are connected more firmly.
In the above-mentioned automobile seat height adjusting mechanism, the edge of the lower fixing portion is provided with the reinforcing flange. Strengthen the turn-ups and can improve the structural strength of fixed part down for the pinion rack is durable more.
In the above automobile seat height adjusting mechanism, the rear connecting rod is provided with a first fixing hole, and the lower fixing part is provided with a second fixing hole which can be opposite to the first fixing hole. The second fixing hole is opposite to the first fixing hole, so that the seat cushion can be kept horizontal, and the comfort level of the front-row seat is improved.
In foretell car seat height adjusting mechanism, the both ends of violently managing in the back are provided with respectively and are used for supplying back connecting rod and pinion rack cup joint the throat portion of connecting, back connecting rod and pinion rack are all provided with the connection turn-ups in its tip both sides border department that is connected with the back violently pipe at least, the last connection turn-ups of back connecting rod and pinion rack respectively with the back violently pipe looks butt and welded connection. The back is violently managed both ends throat portion and is connected the turn-ups and cooperate for the equal greatly increased of welding area of back connecting rod, pinion rack and back violently pipe welded fastening department has improved the shock resistance of back connecting rod and pinion rack with the back violently pipe welded fastening department, has also increased the mode of back connecting rod and pinion rack when having increased the rigidity of back connecting rod and pinion rack, avoids the seat to produce resonance, thereby has improved the comfort level of front seat.
In the automobile seat height adjusting mechanism, the rear connecting rod and the toothed plate are respectively provided with an extending part at the top of the connecting end part of the rear connecting rod and the rear transverse pipe, and the connecting part of the extending parts and the rear transverse pipe is connected in a welding mode. The structure enables the welding seams at the upper and lower positions of the rear connecting rod, the toothed plate and the rear transverse pipe to be not coplanar with the welding seams at the front and rear positions, so that the vibration resistance of the welding and fixing positions of the rear connecting rod, the toothed plate and the rear transverse pipe is further improved.
Compared with the prior art, this car seat height adjusting mechanism's advantage lies in: 1. this car seat height adjusting mechanism makes the side direction distance of lower fixed part and seat basin sideboard increase by a wide margin to when making the seat carry out low gesture regulation, avoid articulated bolt's tip and seat basin sideboard to take place the motion to interfere, and then realize car seat's low gesture regulation. Meanwhile, when collision occurs, part of stress generated by collision can be absorbed through deformation of the toothed plate, so that safety of a driver and a passenger is protected.
2. The rigidity of the rack of the automobile seat height adjusting mechanism is greater than that of the toothed plate, the tooth profile of the rack is matched with the tooth profile of the tooth part, the reliability of transmission meshing can be guaranteed, and the probability of failure of the adjusting mechanism in the collision process is reduced.
3. This car seat height adjusting mechanism's rack is folded and is established on the pinion rack, also makes the rack that driver's seat and passenger's seat can share, reduces the mould, realizes that production falls originally. In addition, the thickness of the rack is greater than that of the tooth part, and the rigidity of the rack is greater than that of the toothed plate, so that the weight cannot be greatly increased after the toothed plate is combined with the rack.
Drawings
Fig. 1 is a schematic perspective view of a height adjusting mechanism of a vehicle seat in the background art.
Fig. 2 is a schematic perspective view of the height adjusting mechanism of the vehicle seat in use.
Fig. 3 is a schematic perspective view of the height adjusting mechanism of the vehicle seat.
Fig. 4 is an exploded view of the present vehicle seat height adjusting mechanism.
In the figure, 1, a rear transverse tube; 2. a rear connecting rod; 3. a toothed plate; 31. a tooth portion; 32. a lower fixing portion; 4. a rack; 5. a limiting hole; 6. reinforcing the flanging; 7. a first fixing hole; 8. a second fixing hole; 9. a necking part; 10. connecting the flanging; 11. an extension portion; 12. a seat basin side plate; 13. a pump is heightened; 14. a hinge bolt; 15. a support bracket behind the slide rail; 16. and (5) heightening the gear.
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.
The utility model provides a car seat height adjustment mechanism, refers to fig. 2-4, including two seat basin sideboard 12 of relative setting, is provided with horizontal pipe 1 in the back between two seat basin sideboard 12, and the both ends of horizontal pipe 1 in the back are provided with back connecting rod 2 and pinion rack 3 respectively, rotationally be provided with on the seat basin sideboard 12 with pinion rack 3 engaged with heightening gear 16, pinion rack 3 has tooth portion 31 and is used for the lower fixed part 32 that is connected with support bracket 15 behind the slide rail, the outside of tooth portion 31 is folded and is equipped with rather than tooth profile assorted rack 4, and the thickness of rack 4 is greater than the thickness of tooth portion 31. Particularly, spacing hole 5 has been seted up on pinion rack 3, rack 4 is located the side of spacing hole 5 and is the arc form, rack 4 and pinion rack 3's tooth portion 31 adopts laser welding to connect. Further, the rigidity of rack 4 is greater than the rigidity of pinion rack 3, just pinion rack 3 is integrated into one piece's stamping workpiece, tooth portion 31 and lower fixed part 32 are located different planes respectively, and lower fixed part 32 is located the inboard of tooth portion 31. The edge of the lower fixing part 32 is provided with a reinforcing flange 6. The rear connecting rod 2 is provided with a first fixing hole 7, and the lower fixing portion 32 is provided with a second fixing hole 8 which can be opposite to the first fixing hole 7.
This car seat height adjusting mechanism makes the side direction distance of fixed part 32 and seat basin sideboard increase by a wide margin down to when making the seat carry out low gesture regulation, avoid articulated bolt's tip and seat basin sideboard to take place the motion to interfere, and then realize car seat's low gesture regulation. Meanwhile, when collision occurs, part of stress generated by collision can be absorbed through the deformation of the toothed plate 3, so that the safety of the driver and the passengers is protected. In addition, the rigidity of the rack 4 is greater than that of the toothed plate 3, the tooth profile of the rack 4 is matched with that of the tooth part 31, the reliability of transmission meshing can be guaranteed, and the probability of failure of an adjusting mechanism in the collision process is reduced. The rack 4 is overlapped on the toothed plate 3, so that the rack 4 can be shared by the driving seat and the passenger seat, the number of dies is reduced, and the production cost is reduced. In addition, the thickness of the rack 4 is greater than that of the tooth portion 31, and the rigidity of the rack 4 is greater than that of the tooth plate 3, so that the weight is not greatly increased after the tooth plate 3 is combined with the rack 4.
Referring to fig. 2 and 3, further, a necking portion 9 for the socket connection of the rear connecting rod 2 and the toothed plate 3 is respectively arranged at two ends of the rear transverse pipe 1, connecting flanges 10 are respectively arranged at two side edges of the end portion of the rear connecting rod 2 and the toothed plate 3, which are connected with the rear transverse pipe 1, and the connecting flanges 10 on the rear connecting rod 2 and the toothed plate 3 are respectively connected with the rear transverse pipe 1 in a butting and welding manner. The rear connecting rod 2 and the toothed plate 3 are respectively provided with an extension part 11 at the top of the end part connected with the rear transverse pipe 1, and the connection part of the extension part 11 and the rear transverse pipe 1 is welded. The rear transverse pipe 1 is provided with two end necking parts 9 matched with the connecting flanging 10, so that the welding area of the rear connecting rod 2, the toothed plate 3 and the rear transverse pipe 1 is greatly increased, the anti-vibration capability of the welding fixing part of the rear connecting rod 2, the toothed plate 3 and the rear transverse pipe 1 is improved, the rigidity of the rear connecting rod 2 and the toothed plate 3 is increased, the mode of the rear connecting rod 2 and the toothed plate 3 is increased, the seat is prevented from generating resonance, and the comfort level of the front row of seats is improved.
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 (7)
1. The utility model provides a car seat height adjusting mechanism, is provided with back violently pipe (1) including two seat basin sideboard (12) that set up relatively between two seat basin sideboard (12), and the both ends of back violently pipe (1) are provided with back connecting rod (2) and pinion rack (3) respectively, rotationally be provided with on seat basin sideboard (12) and increase gear (16) with pinion rack (3) engaged with, pinion rack (3) have tooth portion (31) and be used for lower fixed part (32) that are connected with support (15) behind the slide rail, its characterized in that, the outside of tooth portion (31) is folded and is equipped with rather than tooth profile assorted rack (4), and the thickness of rack (4) is greater than the thickness of tooth portion (31).
2. The vehicle seat height adjusting mechanism according to claim 1, wherein the rigidity of the rack (4) is greater than the rigidity of the toothed plate (3), the toothed plate (3) is an integrally formed stamping, the toothed portion (31) and the lower fixing portion (32) are respectively located on different planes, and the lower fixing portion (32) is located inside the toothed portion (31).
3. The automobile seat height adjusting mechanism according to claim 2, characterized in that a limiting hole (5) is formed in the toothed plate (3), the rack (4) is located beside the limiting hole (5) and is arc-shaped, and the tooth portions (31) of the rack (4) and the toothed plate (3) are connected by laser welding.
4. The vehicle seat height adjusting mechanism according to claim 2, wherein a reinforcing flange (6) is provided at an edge of the lower fixing portion (32).
5. The vehicle seat height adjusting mechanism according to claim 2, wherein the rear link (2) is provided with a first fixing hole (7), and the lower fixing portion (32) is provided with a second fixing hole (8) capable of being opposite to the first fixing hole (7).
6. The automobile seat height adjusting mechanism according to any one of claims 1 to 5, characterized in that both ends of the rear transverse tube (1) are respectively provided with a necking portion (9) for the socket connection of the rear connecting rod (2) and the toothed plate (3), the rear connecting rod (2) and the toothed plate (3) are respectively provided with a connecting flange (10) at least at the edges of both sides of the end portion connected with the rear transverse tube (1), and the connecting flanges (10) on the rear connecting rod (2) and the toothed plate (3) are respectively abutted against and welded to the rear transverse tube (1).
7. The automobile seat height adjusting mechanism according to claim 6, characterized in that the rear connecting rod (2) and the toothed plate (3) are provided with an extension part (11) at the top of the end part connected with the rear cross tube (1), and the connection part of the extension part (11) and the rear cross tube (1) is welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221138510.1U CN217124611U (en) | 2022-05-12 | 2022-05-12 | Automobile seat height adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221138510.1U CN217124611U (en) | 2022-05-12 | 2022-05-12 | Automobile seat height adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217124611U true CN217124611U (en) | 2022-08-05 |
Family
ID=82616331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221138510.1U Active CN217124611U (en) | 2022-05-12 | 2022-05-12 | Automobile seat height adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217124611U (en) |
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2022
- 2022-05-12 CN CN202221138510.1U patent/CN217124611U/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: 318000, No. 3599, Jianan Avenue, Sanjia street, gathering District, Taizhou City, Zhejiang Province Patentee after: Jujin Automotive Parts Group Co.,Ltd. Address before: 318000, No. 3599, Jianan Avenue, Sanjia street, gathering District, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG JUJIN AUTOMOBILE & MOTOR-CYCLE ACCESSORIES CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |