CN212709100U - Automobile seat leg support adjusting mechanism - Google Patents
Automobile seat leg support adjusting mechanism Download PDFInfo
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- CN212709100U CN212709100U CN202021629947.6U CN202021629947U CN212709100U CN 212709100 U CN212709100 U CN 212709100U CN 202021629947 U CN202021629947 U CN 202021629947U CN 212709100 U CN212709100 U CN 212709100U
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- clutch
- wire winding
- driving motor
- adjustment mechanism
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Abstract
The utility model discloses a car seat leg holds in palm adjustment mechanism, including driving motor and book silk dish, driving motor's output gear and two follower gear constant meshes, two follower gears are respectively through clutching mechanism and left side, two book silk dish hookups in the right side, the reverse wiring in both ends of same root cable is on rolling up the silk dish, it is located between two parallel guide rails to roll up the silk dish, install the slider on the guide rail, the guide rail both ends are equipped with the fixed pulley and stretch out the middle section of cable for the straight line, the middle section link block of cable, whether rotate along with the motor through clutching mechanism control book silk dish.
Description
Technical Field
The invention relates to a seat adjusting mechanism.
Background
The seat cushion depth adjusting mechanism is a mechanical mechanism used for adjusting the seat cushion depth on an automobile seat, and due to the fact that automobile drivers are different in body size, the mechanical structure capable of adjusting the seat cushion length within a certain range according to the will of the driver is provided for meeting the requirements of people with different body sizes for driving the automobile and providing more comfortable seat supporting seats for the drivers and passengers under different conditions.
Chinese patent CN 209921135U discloses an adjustable double-leg support for car seat, wherein the driving structure is that a motor and a screw rod structure are installed on each leg support, the left and right leg support plates are driven by the left and right electric mechanisms respectively, the left and right leg support plates are independent from each other and do not interfere with each other, although the control is simple, the two sets of driving systems increase the overall weight of the seat, and the power of the motor is not fully utilized. And the screw rod structure has higher requirement on the matching precision, and is difficult to install and maintain.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the problem that the existing adjusting mechanism needs two sets of driving systems, the adjusting mechanism for controlling two leg supports by using one set of driving mechanism is provided.
The technical scheme of the invention is as follows:
the utility model provides a car seat leg holds in palm adjustment mechanism, including driving motor and book silk dish, driving motor's output gear and two follower gears constant mesh, two follower gears are respectively through clutching mechanism and two left and right book silk dish hookups, the reverse wind-up in the both ends of same root cable is on rolling up the silk dish, it is located between two parallel guide rails to roll up the silk dish, install the slider on the guide rail, the guide rail both ends are equipped with the fixed pulley and stretch the middle section of cable into the straight line, the middle section link block of cable, whether rotate along with the motor through clutching mechanism control book silk dish.
The clutch mechanism comprises a clutch gear arranged in the center of the follow-up gear, a spring is arranged at the front end of a rotating shaft of the clutch gear, the rear end of the rotating shaft is propped against a slideway at the end surface of the inner side of the shift gear under the action of the spring, the slideway of the shift gear comprises a convex section and a sunken section, and the shift gear and the slideway are controlled to rotate by a shift motor; the wire winding disc is arranged on a rotating shaft of the clutch gear. The clutch gear can axially slide in the wire winding disc, the axial sliding of the clutch gear does not drive the wire winding disc to move, but the rotation of the clutch gear drives the wire winding disc to rotate.
The slide way of the gear shifting gear is equally divided into six sections, wherein two sections are protruding sections, a sinking section is arranged between the two protruding sections at an interval, two clutch gears are arranged on the circumference of the slide way at a half circumference of the interval, when the front end of the rotating shaft of the clutch gear is matched with the sinking section, the driving motor drives the wire winding disc to rotate through the driven gear, and when the front end of the rotating shaft of the clutch gear is matched with the protruding section, the clutch gear is separated from the driven gear.
The driving motor is connected with the speed reducing mechanism, and the output gear is arranged on an output shaft of the speed reducing mechanism.
The slide block is provided with a travel switch, a position signal of the slide block is transmitted to the controller, and the controller is connected with the driving motor, the gear shifting motor and the operation panel.
The adjusting mechanism is arranged on a sitting basin of the automobile seat, the sliding block is provided with a leg support, and the sliding rail is fixed on the sitting basin.
The inboard fixed mounting spare in slide rail both ends has the installation space that holds the fixed pulley installation and the cable and walk the line on the installed part.
The invention has the beneficial effects that: adopt the technical scheme of the utility model, work as when rolling up the silk dish and rotating, the one end rolling of cable in roll up on the silk dish the other end of cable and expand from rolling up the silk dish simultaneously, make the leg hold in the palm along with slider along guide rail reciprocating motion simultaneously. If the guide rail is designed to be a curve, the leg support can also realize curve movement.
Drawings
Fig. 1 is a schematic view of the overall structure.
Fig. 2 is an exploded structural view of the clutch structure.
FIG. 3 is a ramp profile on the shift gear.
Detailed Description
The utility model provides a car seat leg holds in palm adjustment mechanism, including driving motor 1 and book wire reel 2, driving motor 1's output gear 11 and two follow-up gears 12 constant mesh, two follow-up gears 12 respectively through clutching mechanism with a left side, two couples of book wire reel 2 on the right side, the reverse wind of both ends of same root cable 3 is on book wire reel 2, it is located between two parallel guide 5 to roll up wire reel 2, install slider 6 on the guide rail 5, 5 both ends of guide rail are equipped with fixed pulley 4 and draw the middle section of cable 3 to open for the straight line, 6 fixed connection of slider in the middle section of cable 3, whether rotate along with driving motor 1 through clutching mechanism control book wire reel 2. The rotation of the wire coiling disk can enable one end of the inhaul cable 3 to be coiled and the other end to be uncoiled, so that the middle section of the inhaul cable 3 can move up and down between the two fixed pulleys 4, and the sliding block 6 is driven to move on the guide rail 5. The seat depth adjustment is realized by the synchronous motion of the leg supports arranged on the sliding block 6.
The clutch mechanism comprises a clutch gear 14 arranged in the center of the follower gear 12, a spring 13 is arranged at the front end of a rotating shaft of the clutch gear 14, the wire winding disc 2 is sleeved on the rotating shaft, the rear end of the rotating shaft of the clutch gear 14 penetrates through the center of the wire winding disc 2, the clutch gear 14 and the rotating shaft of the clutch gear can axially slide in the wire winding disc 2, the wire winding disc 2 cannot be driven to move by the axial sliding of the clutch gear 14, but the rotation of the clutch gear 14 can drive the wire winding disc 2 to rotate. The rear end of the rotating shaft is supported on a slide way of the end surface of the inner side of the gear shifting gear 7 under the action of the spring 13, the slide way of the gear shifting gear 7 comprises a convex section and a sunken section, and the gear shifting gear 7 and the slide way thereof are controlled to rotate by the gear shifting motor 8.
The slide way of the gear shifting gear 7 is equally divided into six sections, wherein two sections are convex sections, a section of sunken section is arranged between the two convex sections at intervals, the rear ends of the rotating shafts of the two clutch gears 14 are spaced on the circumference of the slide way by a half circumference, when the front ends of the rotating shafts of the clutch gears 14 are matched with the sunken sections, the clutch gears 14 are combined with the follow-up gears 12, the driving motor 1 drives the wire coiling disc 2 to rotate through the follow-up gears 12, and when the front ends of the rotating shafts of the clutch gears 14 are matched with the convex sections, the clutch gears 14 are separated from the follow-up gears 14. Through rotating the angle of gear shifting gear 7, can realize left and right clutch gear 14 simultaneously with sink section cooperation, left clutch gear 14 and protruding section cooperation and right clutch gear 14 and sink section cooperation, right clutch gear 14 and protruding section cooperation and left clutch gear 14 and sink section cooperation etc. three kinds of gears, realize about the slider simultaneous movement, only left slider motion and only right slider motion three kinds of mode.
The adjusting mechanism is arranged on a sitting basin of an automobile seat, a leg support is arranged on a sliding block 6, and a sliding rail 5 is fixed on the sitting basin. The inboard fixed mounting spare in slide rail 5 both ends has the installation space who holds 4 installations of fixed pulley and 3 lines of cable on the installed part.
Further, a speed reduction mechanism is mounted on the drive motor 1, and an output gear 11 is mounted on an output shaft of the speed reduction mechanism.
Furthermore, a travel switch is arranged on the sliding block, a position signal of the sliding block is transmitted to the controller, and the controller is connected with the driving motor, the gear shifting motor and the operation panel.
Claims (7)
1. The utility model provides a car seat leg holds in palm adjustment mechanism, includes driving motor and book silk dish, its characterized in that: the output gear of the driving motor is normally meshed with the two follow-up gears, the two follow-up gears are respectively connected with the left wire winding disc and the right wire winding disc through the clutch mechanism, two ends of the same inhaul cable are reversely wound on the wire winding discs, the wire winding discs are located between the two parallel guide rails, the sliding blocks are installed on the guide rails, the fixed pulleys are arranged at two ends of the guide rails to stretch the middle section of the inhaul cable into a straight line, the sliding blocks are connected with the middle section of the inhaul cable, and whether the wire winding discs rotate along with the motor or not is controlled through the.
2. The leg rest adjustment mechanism for automobile seats according to claim 1, characterized in that: the clutch mechanism comprises a clutch gear arranged in the center of the follow-up gear, a spring is arranged at the front end of a rotating shaft of the clutch gear, the rear end of the rotating shaft is propped against a slideway at the end surface of the inner side of the shift gear under the action of the spring, the slideway of the shift gear comprises a convex section and a sunken section, and the shift gear and the slideway are controlled to rotate by a shift motor; the wire winding disc is arranged on a rotating shaft of the clutch gear.
3. The leg rest adjustment mechanism for automobile seats according to claim 2, characterized in that: the slide way of the gear shifting gear is equally divided into six sections, wherein two sections are protruding sections, a sinking section is arranged between the two protruding sections at an interval, two clutch gears are arranged on the circumference of the slide way at a half circumference of the interval, when the front end of the rotating shaft of the clutch gear is matched with the sinking section, the driving motor drives the wire winding disc to rotate through the driven gear, and when the front end of the rotating shaft of the clutch gear is matched with the protruding section, the clutch gear is separated from the driven gear.
4. The automobile seat leg rest adjustment mechanism according to any one of claims 1 to 3, wherein: the driving motor is connected with the speed reducing mechanism, and the output gear is arranged on an output shaft of the speed reducing mechanism.
5. The leg rest adjustment mechanism for automobile seats of claim 4, wherein: the slide block is provided with a travel switch, a position signal of the slide block is transmitted to the controller, and the controller is connected with the driving motor, the gear shifting motor and the operation panel.
6. The leg rest adjustment mechanism for automobile seats of claim 4, wherein: the adjusting mechanism is arranged on a sitting basin of the automobile seat, the sliding block is provided with a leg support, and the sliding rail is fixed on the sitting basin.
7. The leg rest adjustment mechanism for automobile seats of claim 5, wherein: the inboard fixed mounting spare in slide rail both ends has the installation space that holds the fixed pulley installation and the cable and walk the line on the installed part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021629947.6U CN212709100U (en) | 2020-08-07 | 2020-08-07 | Automobile seat leg support adjusting mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021629947.6U CN212709100U (en) | 2020-08-07 | 2020-08-07 | Automobile seat leg support adjusting mechanism |
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CN212709100U true CN212709100U (en) | 2021-03-16 |
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Application Number | Title | Priority Date | Filing Date |
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CN202021629947.6U Active CN212709100U (en) | 2020-08-07 | 2020-08-07 | Automobile seat leg support adjusting mechanism |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113771704A (en) * | 2021-08-25 | 2021-12-10 | 湖南湖大艾盛汽车技术开发有限公司 | Integrated electric child seat |
-
2020
- 2020-08-07 CN CN202021629947.6U patent/CN212709100U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113771704A (en) * | 2021-08-25 | 2021-12-10 | 湖南湖大艾盛汽车技术开发有限公司 | Integrated electric child seat |
CN113771704B (en) * | 2021-08-25 | 2022-11-04 | 湖南湖大艾盛汽车技术开发有限公司 | Integrated electric child seat |
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