CN113734000A - Lifting adjusting device for automobile seat and operation method thereof - Google Patents
Lifting adjusting device for automobile seat and operation method thereof Download PDFInfo
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- CN113734000A CN113734000A CN202111073849.8A CN202111073849A CN113734000A CN 113734000 A CN113734000 A CN 113734000A CN 202111073849 A CN202111073849 A CN 202111073849A CN 113734000 A CN113734000 A CN 113734000A
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- connecting rod
- seat
- lifting
- sliding
- groove
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008093 supporting effect Effects 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000003139 buffering effect Effects 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000013016 damping Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 230000035939 shock Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
- B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1605—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the cinematic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1605—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the cinematic
- B60N2/1625—Combination of rods and slides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1685—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by a lock
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The application discloses a lifting adjusting device for an automobile seat and an operation method thereof, the lifting adjusting device comprises a seat, a lifting part and a buffering supporting part, wherein the seat is arranged at the top of the lifting part through the buffering supporting part, the buffering supporting part is used for absorbing impact and vibration, the lifting part is used for driving the seat to lift, the lifting part comprises an underframe, a lifting frame, a first sliding chute, a first sliding block, a push plate, a multi-link mechanism and a self-locking transmission mechanism, the self-locking transmission mechanism drives the first sliding block to slide in the first sliding chute, the push plate is driven to push the lifting frame to ascend or descend through the multi-link mechanism in transmission connection with the sliding block until the height of the seat arranged at the top of the lifting frame through the buffering supporting mechanism reaches a proper degree, the self-locking transmission mechanism stops running, the position of the first sliding block in the first sliding chute is fixed, and correspondingly, the multi-link mechanism cannot drive the push plate to displace again, the positions of the lifting frame, the buffering support mechanism and the seat are fixed.
Description
Technical Field
The invention relates to a lifting adjusting device for an automobile seat and an operation method thereof.
Background
Besides a translation mechanism for adjusting the front-rear distance, a lifting device for adjusting the height of the seat is also required to be assembled between the car seat and the chassis of the car body. The lift device is often mounted between the seat frame framework and the translation mechanism, which is mounted on the vehicle body chassis, to integrate the seat system with the vehicle body. The lifting device is one of the main safety elements of the seat system, and is required to support the weight of the passenger and to bear the multi-directional dynamic load and impact load generated during the running of the vehicle. Therefore, the elevating device is required to have good inertial load resistance, fatigue resistance, noise resistance, and structural stability. In the existing car seat lifting device, the lifting part is mainly a scissor type lifting mechanism, and the connecting rod and movable hinge type structure usually supports the weight of the whole seat system by a single pivot.
For example, the chinese patent application No. 91204822.0 entitled lifting and back-and-forth displacement lifting device in a car seat support is a typical scissor type lifting structure, which has the characteristics of large lifting distance, simple structure, and the like, but still has the disadvantages of poor structural stability and fatigue resistance.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art.
The application provides a lift adjustment device for car seat, its characterized in that includes:
a seat;
a lifting member;
a cushion support member;
the seat is installed on the top of the lifting component through the buffering supporting component, the buffering supporting component is used for absorbing impact and vibration, and the lifting component is used for driving the seat to lift.
By adopting the lifting adjusting device for the automobile seat, the height of the seat is adjusted through the arrangement of the lifting component, and the impact and the vibration are absorbed through the arrangement of the buffering supporting component, so that the integral structural stability and the fatigue resistance of the lifting adjusting mechanism are improved.
The lifting member includes:
a chassis with an interior cavity;
the lifting frame is arranged at the top of the underframe;
the first sliding groove is arranged on the side wall of the inner cavity of the bottom frame and extends along the transverse direction;
the first sliding block is installed in the first sliding groove in a transverse sliding mode;
the top surface of the pushing plate is abutted against the bottom surface of the lifting frame;
the multi-connecting-rod mechanism is in transmission connection with the sliding block and is used for driving the pushing plate to push the lifting frame to lift;
and the self-locking transmission mechanism is used for driving the first sliding block to slide in the first sliding groove along the transverse direction and automatically fixing the first sliding block after sliding.
Further comprising:
the second sliding chute is arranged at the bottom of the lifting frame and is parallel to the first sliding chute;
and the top of the pushing plate is transversely and slidably arranged in the second sliding groove.
The multi-link mechanism includes:
the first through groove penetrates through the top of the underframe from top to bottom;
a second through groove which penetrates through the middle part of the pushing plate from top to bottom;
one end of the first connecting rod is hinged in the second through groove, and the other end of the first connecting rod is hinged in the first through groove;
one end of the connecting rod II is hinged in the through groove II, and the other end of the connecting rod II is hinged in the through groove I;
one end of the connecting rod III is hinged with one end of the pushing plate, and the other end of the connecting rod III penetrates through the first through groove and extends into the inner cavity of the underframe;
one end of the connecting rod III is hinged in the through groove I, and the other end of the connecting rod IV is hinged with one end of the connecting rod III, which is far away from the pushing plate;
the third sliding chute is arranged on the fourth connecting rod;
the second sliding block is fixedly arranged on the side wall of the first sliding block;
the first connecting rod and the second connecting rod are parallel to each other, and the second sliding block is in sliding fit with the third sliding groove.
The self-locking transmission mechanism comprises:
the first rack is arranged at the bottom of the first sliding block;
the first gear is rotatably installed in the inner cavity of the underframe and meshed with the first rack;
and the worm is in transmission connection with the gear and is driven to rotate by a motor.
The buffer support member includes:
a fifth connecting rod which is provided with a plurality of connecting rods, and the fifth connecting rod is movably arranged between the seat and the lifting component in a left-right opposite mode;
a plurality of connecting rods are arranged, and one end of each connecting rod is respectively and movably connected with the bottom of the seat and the top of the lifting part through hinges;
the buffer shell is provided with a plurality of buffer shells which are provided with inner cavities and are respectively and fixedly arranged on the six opposite end parts of each connecting rod;
the first piston is installed in the inner cavity of the buffer shell in a transverse sliding mode;
the first telescopic rod is transversely arranged between the buffer shells on the two sides;
the fixed block is fixedly arranged in the middle of the first telescopic rod;
the first spring is sleeved on the outer wall of the first telescopic rod;
the two ends of the first telescopic rod penetrate through the side walls of the buffer shells on the two sides respectively and are fixedly connected with a piston I which is slidably installed in the inner cavity of each buffer shell, and the first spring I is provided with two springs which are respectively located between the two sides of the fixed block and the buffer shells on the two sides.
Further comprising:
a plurality of connecting rods are arranged, and one end of each connecting rod is respectively and movably connected with the bottom of the seat and the top of the lifting part through hinges;
one end of each connecting rod, which is far away from the seat or the lifting component, is hinged with the middle part of each connecting rod V, and each connecting rod VII is parallel to the adjacent connecting rod VI.
Further comprising:
a damping medium disposed in the interior cavity of the buffer housing;
and the damping hole is arranged on the first piston.
Further comprising:
the sliding chute IV is vertically arranged on the outer wall of the underframe;
and the top end of the third sliding block is fixedly arranged at the bottom of the lifting frame, and at least part of the bottom end of the third sliding block is vertically and slidably arranged in the fourth sliding groove.
The cushion support member further includes:
a plurality of support columns which are respectively arranged at the top end and the bottom end of the fixed block;
the supporting block is fixedly arranged at one end of the strut, which is far away from the fixed block;
a plurality of protruding parts which are respectively arranged at the bottom of the seat and the top of the lifting mechanism;
the groove is arranged on the boss and corresponds to the support;
a buffer chamber disposed in the boss;
the first through hole is formed in the side wall of the groove and communicated with the buffer cavity;
the second spring is arranged in the buffer cavity;
the second piston is slidably installed in the buffer cavity;
one end of the second telescopic rod is fixedly connected with the second piston, and the other end of the second telescopic rod penetrates through the first through hole and extends into the groove;
the roller is rotatably arranged at one end of the second telescopic rod, which is far away from the second piston;
the cross-sectional area of one end, close to the strut, of the supporting block is larger than that of the other end of the supporting block, the longitudinal section of the supporting block is trapezoidal, the number of the buffer cavities is multiple, the buffer cavities are evenly arranged along the circumferential direction of the groove at intervals, and the piston II is located between the through hole I and the piston II.
Further comprising:
two connecting rods are arranged and are respectively arranged on the outer sides of the buffer shells on the two sides;
the clamping blocks are arranged on the connecting rods, and one side of each clamping block is abutted against the outer wall of the buffer shell;
the straight driving mechanism is used for driving one connecting rod to move along the axial direction of the connecting rod V;
the linkage mechanism is used for enabling the two connecting rods to move towards the opposite or back-to-back direction when the straight driving mechanism drives one of the connecting rods to move;
and the extending direction of the connecting rod is vertical to the axial direction of the connecting rod V.
The link gear includes:
the two support rods are respectively and fixedly arranged on the opposite side walls of the two connecting rods;
two racks are arranged and are respectively arranged on the opposite side walls of the two support rods;
the second gear is rotatably arranged at the top of the lifting part and meshed with the second racks on the two sides;
wherein, the support rod is arranged in parallel with the connecting rod V.
Further comprising:
two through holes are formed in the connecting rods and are respectively arranged on the connecting rods;
wherein, the movable ends of the two support rods are at least partially arranged in the corresponding second through holes in a sliding manner.
Also disclosed is a method of operation comprising the steps of:
s1, the rectilinear motion driving mechanism drives one of the connecting rods to move to drive the supporting rods to move, the other supporting rod drives the other connecting rod to move through the meshing of the second rack and the second gear, the two connecting rods move in opposite directions, the clamping blocks arranged on the two connecting rods push the buffer shells on the two sides to move in the directions close to each other, the first piston slides in the inner cavity of the buffer shell, one end of the first telescopic rod enters the inner cavity of the buffer shell, the first spring is extruded and shortened, the six connecting rods incline towards the same side, the included angle between the six connecting rods on the upper side and the six connecting rods on the lower side and the seven connecting rods on the upper side and the lower side is reduced, the height between the seat and the lifting frame is reduced, the rectilinear motion driving mechanism stops running, and the step S2 is carried out;
s2, a motor drives a worm to rotate, a first sliding block slides in a first sliding groove along the transverse direction under the matching action of the worm, a first gear and a first rack, a second sliding block slides in a third sliding groove along with the sliding of the first sliding groove, a fourth pushing connecting rod rotates around a hinged point of the fourth pushing connecting rod and the first through groove to drive a third connecting rod hinged with the other end of the third pushing connecting rod to push or pull a pushing plate to move, the first connecting rod and the second connecting rod swing along with the movement of the pushing plate at the same time, the pushing plate pushes a lifting frame to ascend or descend, and the motor stops running when a seat rises or descends to a proper height.
The advantageous effects of the present invention will be explained in detail in the embodiments, thereby making the advantageous effects more apparent.
Drawings
FIG. 1 is a schematic structural diagram of a specific embodiment of a lifting adjustment device for an automobile seat according to an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
FIG. 4 is an enlarged view of a portion of the structure of FIG. 1 at C;
fig. 5 is a plan view of a boss portion in the lifting adjustment device for the vehicle seat according to the embodiment of the present application.
Reference numerals
1-seat, 2-lifting component, 201-underframe, 202-lifting frame, 203-chute I, 204-slider I, 205-pushing plate, 3-buffer supporting component, 301-connecting rod five, 302-connecting rod six, 303-buffer shell, 304-piston I, 305-telescopic rod I, 306-fixed block, 307-spring I, 308-support column, 309-support block, 310-bulge, 311-groove, 312-buffer cavity, 313-through hole I, 314-spring II, 315-piston II, 316-telescopic rod II, 317-roller, 4-multi-connecting rod mechanism, 401-through groove I, 402-through groove II, 403-connecting rod I, 404-connecting rod II, 405-connecting rod III, 406-connecting rod four, 403-connecting rod IV, 407-sliding groove III, 408-sliding block II, 5-self-locking transmission mechanism, 501-rack I, 502-gear I, 503-worm, 6-linkage mechanism, 601-supporting rod, 602-rack II, 603-gear II, 7-sliding groove II, 8-connecting rod VII, 9-damping medium, 10-damping hole, 11-sliding groove IV, 12-sliding block III, 13-connecting rod, 14-clamping block, 15-through hole II and 16-straight driving mechanism.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The server provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
Example 1:
as shown in fig. 1 to 5, an embodiment of the present application provides a lifting adjustment device for a car seat, including:
a seat 1;
a lifting member 2;
a cushion support member 3;
wherein, install seat 1 at lifting unit 2 top through buffering supporting component 3, buffering supporting component 3 is used for absorbing impact and vibrations, lifting unit 2 is used for driving seat 1 and goes up and down.
In the embodiment of the application, adopt foretell lift adjustment device for car seat, through the setting of lifting unit 2, the height of adjustment seat 1, through the setting of buffering support component 3, absorb impact and vibrations, improve the holistic structural stability of lift adjustment mechanism and antifatigue intensity.
Example 2:
in this embodiment, in addition to the structural features of the previous embodiment, the lifting member 2 includes:
a chassis 201 with an interior cavity;
a crane 202 arranged on the top of the base frame 201;
the first sliding groove 203 is arranged on the side wall of the inner cavity of the bottom frame 201 and extends along the transverse direction;
a first sliding block 204 which is installed in the first sliding groove 203 in a sliding mode along the transverse direction;
a pusher plate 205 whose top surface abuts against the bottom surface of the crane 202;
the multi-link mechanism 4 is in transmission connection with the first sliding block 204 and is used for driving the pushing plate 205 to push the lifting frame 202 to lift;
and the self-locking transmission mechanism 5 is used for driving the first sliding block 204 to slide in the first sliding groove 203 along the transverse direction and automatically fixing the sliding block 204 after sliding.
In this embodiment, due to the adoption of the above structure, when the height of the seat 1 needs to be adjusted, the self-locking transmission mechanism 5 drives the first slider 204 to slide in the first sliding groove 203, the multi-link mechanism 4 in transmission connection with the first slider 204 drives the push plate 205 to push the lifting frame 202 to ascend or descend until the height of the seat 1 mounted at the top of the lifting frame 202 reaches a proper degree through the buffer support mechanism, the self-locking transmission mechanism 5 stops running, so that the position of the first slider 204 in the first sliding groove 203 is fixed, correspondingly, the multi-link mechanism 4 cannot drive the push plate 205 to displace again, the positions of the lifting frame 202, the buffer support mechanism and the seat 1 are fixed, and compared with the scissor type lifting structure, the stability of the lifting seat 1 and the support effect of the seat 1 when the seat 1 is static are effectively improved through the arrangement of the multi-link mechanism 4.
Example 3:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
the second sliding chute 7 is arranged at the bottom of the lifting frame 202 and is parallel to the first sliding chute 203;
wherein, the top of the pushing plate 205 is installed in the second sliding chute 7 in a sliding manner along the transverse direction.
In this embodiment, due to the above structure, when the push plate 205 slides at the bottom of the lifting frame 202, the push plate 205 slides along the extending direction of the second sliding groove 7, so that the sliding direction of the push plate 205 is limited, the stability of the push plate 205 when sliding at the bottom of the lifting frame 202 is improved, and the lifting frame 202 can be prevented from rotating at the top of the push plate 205.
Example 4:
in this embodiment, in addition to including the structural features of the foregoing embodiment, the multi-link mechanism 4 includes:
the first through groove 401 penetrates through the top of the bottom frame 201 from top to bottom;
a second through groove 402 which penetrates through the middle part of the pushing plate 205 from top to bottom;
one end of the first connecting rod 403 is hinged in the second through groove 402, and the other end of the first connecting rod is hinged in the first through groove 401;
one end of the second connecting rod 404 is hinged in the second through groove 402, and the other end of the second connecting rod is hinged in the first through groove 401;
one end of the third connecting rod 405 is hinged with one end of the pushing plate 205, and the other end of the third connecting rod passes through the first through groove 401 and extends into the inner cavity of the bottom frame 201;
one end of the fourth connecting rod 406 is hinged in the first through groove 401, and the other end of the fourth connecting rod 406 is hinged with one end of the third connecting rod 405 away from the pushing plate 205;
a third sliding groove 407 provided in the fourth link 406;
the second sliding block 408 is fixedly arranged on the side wall of the first sliding block 204;
the first connecting rod 403 and the second connecting rod 404 are parallel to each other, and the second sliding block 408 is in sliding fit with the third sliding groove 407.
In this embodiment, due to the above structure, when the first slider 204 slides in the first sliding slot 203, the second slider 408 moves along with the first slider 408, and the second slider 408 slides in the third sliding slot 407, the second slider 408 and the third sliding slot 407 cooperate to drive the fourth connecting rod 406 to swing around one end hinged to the first through slot 401, the third connecting rod 405 slides in the first through slot 401, so that one end far from the fourth connecting rod 406 drives the push plate 205 to move in a direction close to or far from the fourth connecting rod 406, under the cooperation of the second connecting rod 404 and the third connecting rod 405, the push plate 205 swings in an arc between the base frame 201 and the crane 202 to push the crane 202 to ascend or descend, and through the arrangement of the second connecting rod 404 and the third connecting rod 405, the push plate 205 is stably supported and can maintain a horizontal posture during the swinging process, so as to ensure the stability when the push plate 205 pushes the crane 202 to ascend and descend, when the self-locking transmission mechanism 5 stops operating, when the position of the first sliding block 204 in the first sliding groove 203 is fixed, the position of the second sliding block 408 is also fixed, the fourth connecting rod 406 cannot swing around a hinge point of the fourth connecting rod 406 and the first through groove 401 again through the matching of the second sliding block 408 and the third sliding groove 407, the position of the fourth connecting rod 406 is also fixed, the third connecting rod 405, the second connecting rod 404 and the first connecting rod 403 cannot swing continuously, the second connecting rod 404, the first connecting rod 403, the third connecting rod 405, the fourth connecting rod 406, the third sliding groove 407 and the second sliding block 408 are matched to provide multi-point support for the push plate 205, so that the position of the push plate 205 is stable, the push plate 205 supports the lifting frame 202 stably, the seat 1 mounted at the top of the lifting frame 202 through the buffering support mechanism is effectively supported, and the weight of the seat 1 can be effectively supported.
Example 5:
in this embodiment, in addition to the structural features of the previous embodiment, the self-locking transmission mechanism 5 includes:
the first rack 501 is arranged at the bottom of the first slide block 204;
a first gear 502 which is rotatably arranged in the inner cavity of the chassis 201 and is meshed with the first rack 501;
and the worm 503 is in transmission connection with the first gear 502 and is driven to rotate by a motor.
In this embodiment, due to the above structure, when the first slider 204 needs to slide in the first chute 203, the motor drives the worm 503 to rotate, the worm 503 drives the first gear 502 to rotate, the first gear 502 is further engaged with the first rack 501, the first slider 204 is driven to slide in the first chute 203, when the first slider 204 slides to a specified position in the first chute 203, the motor stops operating, the worm 503 stops rotating, the transmission connection between the worm 503 and the first gear 502 has the characteristics of large transmission ratio, stable transmission, low noise and compact structure, and has self-locking property, the first gear 502 can only be driven to rotate by the rotation of the worm 503, and the first gear 502 cannot reversely drive the worm 503 to rotate, so that when the motor stops operating, the position of the first slider 204 in the first chute 203 is fixed, and the second connecting rod 404, the first connecting rod 403, the third connecting rod 405, and the fourth connecting rod 406 are fixed, The third sliding groove 407 and the second sliding block 408 can cooperate with each other to provide multi-point support for the pushing plate 205.
Example 6:
in this embodiment, in addition to the structural features including the foregoing embodiment, the cushioning support member 3 includes:
a plurality of five connecting rods 301 which are movably installed between the seat 1 and the lifting member 2 in a left-right opposite manner;
a plurality of connecting rods six 302, one ends of which are respectively hinged and movably connected with the bottom of the seat 1 and the top of the lifting part 2;
a buffer shell 303 which is provided with a plurality of inner cavities and is respectively and fixedly arranged on the opposite end parts of the connecting rods six 302;
a first piston 304 which is installed in the inner cavity of the buffer shell 303 in a transverse sliding mode;
the first telescopic rod 305 is transversely arranged between the buffer shells 303 at the two sides;
the fixed block 306 is fixedly arranged in the middle of the first telescopic rod 305;
a first spring 307, which is sleeved on the outer wall of the first telescopic rod 305;
one end of each connecting rod, which is far away from the seat 1 or the lifting component 2, is hinged to one end of each connecting rod five 301, which is opposite to the other end, two ends of the first telescopic rod 305 respectively penetrate through the side walls of the buffer shells 303 on the two sides and then are respectively and fixedly connected with the first piston 304 slidably installed in the inner cavity of each buffer shell 303, and two springs 307 are arranged between the two sides of the fixing block 306 and the buffer shells 303 on the two sides.
In the embodiment, because the structure is adopted, the vibration generated when the automobile runs is transmitted to the lifting frame 202 through the underframe 201, the first connecting rod 403, the second connecting rod 404 and the pushing plate 205, and is transmitted to the six connecting rods 302 arranged at the top of the lifting frame 202 through the lifting frame 202, the six connecting rods 302 arranged at the bottom of the seat 1 and the six connecting rods 302 arranged at the top of the lifting frame 202 simultaneously drive the five connecting rods 301 to move towards opposite directions, so that the buffer shells 303 respectively arranged at the opposite ends of the five connecting rods 301 are mutually close, the two ends of the first telescopic rod 305 move towards the inner cavities of the buffer shells 303 at the two sides, the first piston 304 is pushed to slide in each buffer shell 303, the first spring 307 positioned between the fixed block 306 and the telescopic shells is extruded and deformed to absorb impact force and vibration, the impact force generated when people sit on the seat 1 is transmitted to the six connecting rods 302 arranged at the bottom of the seat 1 through the seat 1, the six connecting rods 302 arranged at the top of the lifting frame 202 and the six connecting rods 302 arranged at the bottom of the seat 1 simultaneously drive the five connecting rods 301 to move towards opposite directions, the buffer shells 303 respectively arranged at the opposite ends of the five connecting rods 301 are close to each other, the two ends of the first telescopic rod 305 move towards the inner cavities of the buffer shells 303 at the two sides, the first piston 304 is pushed to slide in each buffer shell 303, and the first spring 307 positioned between the fixed block 306 and the telescopic shells is extruded and deformed to absorb impact force and vibration, so that the fatigue resistance of the lifting adjusting device is improved.
Example 7:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
a plurality of connecting rods seven 8, one ends of which are respectively hinged and movably connected with the bottom of the seat 1 and the top of the lifting part 2;
one end of each connecting rod, which is far away from the seat 1 or the lifting component 2, is hinged with the middle part of each connecting rod five 301, and each connecting rod seven 8 is parallel to the adjacent connecting rod six 302.
In this embodiment, due to the adoption of the structure, when each connecting rod six 302 swings, the connecting rod seven 8 adjacent to the connecting rod six 302 swings along with the same function as the connecting rod six 302, and by additionally arranging the plurality of connecting rods seven 8, the connecting points between the seat 1 and the lifting frame 202 and the connecting rod five 301 are increased, so that the stability of the seat 1 is improved, the impact force and the vibration which are originally transmitted to each connecting rod six 302 are shared, and the service life of each connecting rod six 302 is prolonged.
Example 8:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
a damping medium 9 disposed in the inner cavity of the buffer housing 303;
and the damping hole 10 is arranged on the first piston 304.
In this embodiment, due to the above structure, when the first piston 304 slides in the inner cavity of the buffer shell 303, the damping medium 9 in the inner cavity of the buffer shell 303 provides damping for the first piston 304 sliding in the buffer shell 303 through the damping hole 10 formed in the first piston 304, and cooperates with the first spring 307, so that the shock absorbing effect is good, the stability of the two ends of the first telescopic rod 305 moving in the buffer shells 303 on the two sides can be ensured, and people sitting on the seat 1 can not easily feel frustrated.
Example 9:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
the sliding chute four 11 is vertically arranged on the outer wall of the bottom frame 201;
the top end of the third sliding block 12 is fixedly arranged at the bottom of the lifting frame 202, and at least part of the bottom end of the third sliding block is vertically and slidably arranged in the sliding groove four 11.
In this embodiment, because the structure that has adopted, through the cooperation of spout four 11 and slider three 12, restrict between crane 202 and chassis 201, with the sliding fit interact of spout two 7 and thrust plate 205, make crane 202 only can slide from top to bottom along the extending direction of spout four 11, stability when crane 202 goes up and down is improved, and can prevent debris or user's brothers from getting into between crane 202 and chassis 201, be difficult to clear up, the harmful phenomenon that can play and avoid leading to the injury because of people's brothers is cliied by wobbling connecting rod one 403, connecting rod two 404, connecting rod three 405 or the thrust plate 205 that goes up and down takes place.
Example 10:
in this embodiment, in addition to the structural features of the foregoing embodiment, the cushioning support member 3 further includes:
a plurality of support columns 308 respectively installed at the top and bottom ends of the fixing block 306;
a supporting block 309 fixedly mounted at one end of the pillar 308 far from the fixing block 306;
a plurality of bosses 310 provided at the bottom of the seat 1 and the top of the lifting mechanism, respectively;
a groove 311 provided on the boss 310 and corresponding to the pillar 308;
a buffer chamber 312 provided in the boss 310;
a first through hole 313 arranged on the side wall of the groove 311 and communicated with the buffer cavity 312;
a second spring 314 disposed in the buffer chamber 312;
a second piston 315 slidably mounted in the buffer chamber 312;
one end of the second telescopic rod 316 is fixedly connected with the second piston 315, and the other end of the second telescopic rod passes through the first through hole 313 and extends into the groove 311;
the roller 317 is rotatably arranged at one end of the second telescopic rod 316 far away from the second piston 315;
the cross-sectional area of one end of the supporting block 309 close to the strut 308 is larger than that of the other end, the longitudinal section of the supporting block is trapezoidal, a plurality of buffer cavities 312 are arranged at equal intervals along the circumferential direction of the groove 311, and the second piston 315 is located between the first through hole 313 and the second piston 315.
In this embodiment, due to the above structure, the vibration generated during the driving of the vehicle is transmitted to the lifting frame 202 through the bottom frame 201, the first connecting rod 403, the second connecting rod 404 and the pushing plate 205, and then transmitted to the plurality of connecting rods six 302 and seven 8 arranged at the top of the lifting frame 202 through the lifting frame 202, the plurality of connecting rods six 302 and seven 8 arranged at the bottom of the seat 1 and the connecting rods six 302 and seven 8 arranged at the top of the lifting frame 202 drive the two connecting rods five 301 to move towards opposite directions at the same time, so that the plurality of buffer shells 303 respectively arranged at the opposite ends of the connecting rods five 301 approach each other, the included angle between the connecting rods six 302 and the connecting rods seven 8 which are opposite up and down is reduced, the distance between the bottom of the seat 1 and the top of the lifting frame 202 is reduced, that is the distance between the top surface and the bottom surface of the fixing block 306 and the bottom surface of the seat 1 and the top of the lifting frame 202 is reduced, and the ends of the supporting blocks 309 fixedly arranged at the top and the bottom of the fixing block 306 and the bottom of the fixing block 308 which are far away from the supporting columns 308 are reduced through the supporting columns 308 The outer wall of a roller 317 which is rotatably arranged at one end of the second telescopic rod 316 far away from the second piston 315 is abutted with the outer wall of the supporting block 309, because the longitudinal section of the supporting block 309 is trapezoidal, when the vibration or impact force is too large, the swing amplitude of the six connecting rods 302 and the seven connecting rods 8 is increased, the included angle between the six connecting rods 302 and the seven connecting rods 8 which are opposite up and down is continuously reduced, the supporting block 309 can move towards the bottom of the groove 311, the other end of each second telescopic rod 316 is pushed by each roller 317 abutting against the outer wall of the second telescopic rod to drive the second piston 315 to slide in the buffer cavity 312 in the direction away from the supporting block 309, the second extrusion spring 314 contracts and deforms to absorb impact force and vibration, and through the structure, when the shock or impact force is too large, the structure of the first spring 307, the first piston 304, the damping hole 10, the damping medium 9 and the like are matched, and the shock or impact force is absorbed.
Example 11:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
two connecting rods 13 are arranged and are respectively arranged at the outer sides of the buffer shells 303 at the two sides;
a latch 14 mounted on each link rod 13 and having one side abutting against an outer wall of the buffer case 303;
the straight driving mechanism 16 is used for driving one connecting rod 13 to move along the axial direction of the five connecting rods 301;
the linkage mechanism 6 is used for enabling the two connecting rods 13 to move towards the opposite or back direction when the straight driving mechanism 16 drives one of the connecting rods 13 to move;
wherein, the extending direction of the connecting rod 13 is perpendicular to the axial direction of the connecting rod five 301.
In this embodiment, due to the adoption of the above structure, the straight driving mechanism 16 drives one of the connecting rods 13 to move, and drives the supporting rod 601 to move, the linkage mechanism 6 drives the two connecting rods 13 to move in opposite directions, the fixture blocks 14 installed on the two connecting rods 13 push the buffer shells 303 at two sides to move in directions close to each other, the first piston 304 slides in the inner cavity of the buffer shell 303, one end of the first telescopic rod 305 enters the inner cavity of the buffer shell 303, the first spring 307 is compressed and shortened, the six connecting rods 302 incline towards the same side, the included angles between the six connecting rods 302 at the upper side and the lower side and the seven connecting rods 8 at the upper side and the lower side are reduced, so as to adjust the supporting performance and the buffering performance of the first spring 307, so that the straight driving mechanism can adapt to the weight of any person sitting on the seat 1, and achieve the best supporting effect and buffering effect.
Example 12:
in this embodiment, in addition to the structural features of the previous embodiment, the link mechanism 6 includes:
two support rods 601 which are respectively and fixedly arranged on the opposite side walls of the two connecting rods 13;
two racks 602 are arranged and are respectively arranged on the opposite side walls of the two support rods 601;
a second gear 603 which is rotatably installed on the top of the lifting part 2 and is meshed with the second racks 602 on the two sides;
wherein the strut 601 is arranged in parallel with the five connecting rods 301.
In this embodiment, due to the adoption of the above structure, when two connecting rods 13 need to be driven to move, the straight driving mechanism 16 drives one of the connecting rods 13 to move to drive the supporting rod 601 to move, and through the engagement between the second rack 602 and the second gear 603, the other supporting rod 601 drives the other connecting rod 13 to move, so that the two connecting rods 13 move in the opposite or reverse directions.
Example 13:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
two through holes 15 are formed and are respectively arranged on each connecting rod 13;
wherein, the movable ends of the two supporting rods 601 are at least partially arranged in the corresponding second through holes 15 in a sliding manner.
In this embodiment, due to the adoption of the structure, when the two connecting rods 13 move towards the opposite direction or the opposite direction, the two supporting rods 601 respectively slide in the two through holes two 15, and through the matching of the supporting rods 601 and the through holes two 15, the stability of the two connecting rods 13 during movement is improved, the distance between the two supporting rods 601 is always kept consistent when the two connecting rods 13 move, so that the meshing between the two racks 602 on the two sides and the two gears 603 is kept tight, and the transmission effect between the two racks 602 and the two gears 603 is ensured.
Example 14:
in this embodiment, an operation method is also disclosed, which includes the following steps:
s1, the rectilinear motion driving mechanism 16 drives one of the connecting rods 13 to move to drive the supporting rods 601 to move, the other supporting rod 601 drives the other connecting rod 13 to move through the meshing of the second rack 602 and the second gear 603, the two connecting rods 13 move in opposite directions, the clamping blocks 14 arranged on the two connecting rods 13 push the buffer shells 303 at two sides to move in the direction of approaching each other, the first piston 304 slides in the inner cavity of the buffer shell 303, one end of the first telescopic rod 305 enters the inner cavity of the buffer shell 303, the first spring 307 is extruded and shortened, the six connecting rods 302 incline towards the same side, the included angle between the six connecting rods 302 at the upper side and the lower side and the seven connecting rods 8 at the upper side and the lower side is reduced, the height between the seat 1 and the lifting frame 202 is reduced, the rectilinear motion driving mechanism 16 stops operating, and the step S2 is carried out;
s2, the motor drives the worm 503 to rotate, the first sliding block 204 slides in the first sliding groove 203 along the transverse direction under the matching effect of the worm 503, the first gear 502 and the first rack 501, the second sliding block 408 slides in the third sliding groove 407 along with the sliding of the first sliding groove 203, the fourth pushing connecting rod 406 rotates around the hinged point of the fourth sliding rod and the first through groove 401, the third connecting rod 405 hinged to the other end of the fourth pushing connecting rod is driven to push or pull the pushing plate 205 to move, the first connecting rod 403 and the second connecting rod 404 swing along with the movement of the pushing plate 205 at the same time, the pushing plate 205 pushes the lifting frame 202 to ascend or descend, and the motor stops running when the seat 1 is lifted or lowered to a proper height.
In this embodiment, due to the above structure, the linear driving mechanism 16, the connecting rod 13, the supporting rod 601, the second rack 602, the second gear 603 and the fixture block 14 cooperate to drive the two side buffer shells 303 to move in opposite directions, so that one end of the first telescopic rod 305 enters the inner cavity of the buffer shell 303, the first spring 307 is compressed and shortened to adjust the supporting performance and the buffering performance of the first spring 307, so that the first spring can adapt to the weight of any person sitting on the seat 1 to achieve the optimal supporting effect and buffering effect, then the first slide block 204 is driven to slide in the first slide slot 203 along the transverse direction through the cooperation of the motor, the worm 503, the first gear 502 and the first rack 501, so that the second slide block 408 slides in the third slide slot 407, the fourth connecting rod 406 drives the third connecting rod 405 to push the pushing plate 205 to move, and the first connecting rod 403 and the second connecting rod 404 swing along with the movement of the pushing plate 205 to lift or lower the pushing plate 205, the lifting frame 202 is pushed to lift so as to finally adjust the height of the seat 1, so that the supporting effect, the buffering effect and the height of the lifting adjusting device are adjusted according to the actual condition and the requirement of a user.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A lifting adjusting device for an automobile seat is characterized by comprising:
a seat (1);
a lifting member (2);
a cushion support member (3);
the seat (1) is installed at the top of the lifting component (2) through the buffering supporting component (3), the buffering supporting component (3) is used for absorbing impact and vibration, and the lifting component (2) is used for driving the seat (1) to lift.
2. The lifting adjustment device for vehicle seats according to claim 1, characterized in that the lifting member (2) comprises:
a chassis (201) with an interior cavity;
a lifting frame (202) arranged on the top of the bottom frame (201);
the first sliding groove (203) is arranged on the side wall of the inner cavity of the bottom frame (201) and extends along the transverse direction;
a first sliding block (204) which is installed in the first sliding groove (203) in a sliding mode along the transverse direction;
a push plate (205) having a top surface abutting against the bottom surface of the lifting frame (202);
the multi-connecting-rod mechanism (4) is in transmission connection with the first sliding block (204) and is used for driving the pushing plate (205) to push the lifting frame (202) to lift;
and the self-locking transmission mechanism (5) is used for driving the first sliding block (204) to slide in the first sliding groove (203) along the transverse direction and automatically fixing the sliding block (204) after sliding.
3. The reclining device for a car seat according to claim 2, further comprising:
the second sliding chute (7) is arranged at the bottom of the lifting frame (202) and is parallel to the first sliding chute (203);
wherein the top of the pushing plate (205) is installed in the second sliding chute (7) in a sliding mode along the transverse direction.
4. The reclining device for vehicle seats according to claim 2, wherein said multi-link mechanism (4) comprises:
the first through groove (401) penetrates through the top of the bottom frame (201) from top to bottom;
a second through groove (402) which penetrates through the middle part of the pushing plate (205) from top to bottom;
one end of the first connecting rod (403) is hinged in the second through groove (402), and the other end of the first connecting rod is hinged in the first through groove (401);
one end of the connecting rod II (404) is hinged in the through groove II (402), and the other end of the connecting rod II is hinged in the through groove I (401);
one end of the connecting rod III (405) is hinged with one end of the pushing plate (205), and the other end of the connecting rod III penetrates through the through groove I (401) and extends into the inner cavity of the chassis (201);
one end of the connecting rod IV (406) is hinged in the through groove I (401), and the other end of the connecting rod IV is hinged with one end, far away from the pushing plate (205), of the connecting rod III (405);
a third slide groove (407) provided in the fourth link (406);
the second sliding block (408) is fixedly arranged on the side wall of the first sliding block (204);
the first connecting rod (403) and the second connecting rod (404) are parallel to each other, and the second sliding block (408) is in sliding fit with the third sliding groove (407).
5. The lifting adjustment device for vehicle seats according to claim 4, characterized in that the self-locking transmission mechanism (5) comprises:
the first rack (501) is arranged at the bottom of the first slide block (204);
a first gear (502) which is rotatably arranged in the inner cavity of the chassis (201) and is meshed with the first rack (501);
and the worm (503) is in transmission connection with the first gear (502) and is driven to rotate by a motor.
6. The reclining device for a car seat as set forth in claim 5, wherein said cushion support member (3) comprises:
a fifth connecting rod (301) which is provided with a plurality of connecting rods and is movably installed between the seat (1) and the lifting component (2) in a left-right opposite mode;
a plurality of connecting rods six (302), one ends of which are respectively hinged and movably connected with the bottom of the seat (1) and the top of the lifting component (2);
a buffer shell (303) which is provided with a plurality of inner cavities and is respectively and fixedly arranged on the opposite end parts of the six connecting rods (302);
a first piston (304) which is installed in the inner cavity of the buffer shell (303) in a sliding mode along the transverse direction;
the first telescopic rod (305) is transversely arranged between the buffer shells (303) on the two sides;
the fixed block (306) is fixedly arranged in the middle of the first telescopic rod (305);
a first spring (307) sleeved on the outer wall of the first telescopic rod (305);
one end, far away from the seat (1) or the lifting component (2), of each connecting rod is hinged to one end, back to the other, of each connecting rod five (301), two ends of the first telescopic rod (305) penetrate through the side walls of the buffer shells (303) on the two sides respectively and are fixedly connected with the first piston (304) which is slidably mounted in the inner cavity of each buffer shell (303), and the first spring (307) is provided with two springs and located between the two sides of the fixing block (306) and the buffer shells (303) on the two sides respectively.
7. The reclining device for a car seat according to claim 6, further comprising:
a plurality of connecting rods (8) are arranged, and one end of each connecting rod is respectively and movably connected with the bottom of the seat (1) and the top of the lifting component (2) through hinges;
one end of each connecting rod, which is far away from the seat (1) or the lifting component (2), is hinged with the middle part of each connecting rod five (301), and each connecting rod seven (8) is parallel to the adjacent connecting rod six (302).
8. The reclining device for a car seat according to claim 7, further comprising:
two connecting rods (13) are arranged and are respectively arranged on the outer sides of the buffer shells (303) on the two sides;
a clamping block (14) which is arranged on each connecting rod (13) and one side of which is abutted against the outer wall of the buffer shell (303);
the straight driving mechanism (16) is used for driving one connecting rod (13) to move along the axial direction of the five connecting rods (301);
the linkage mechanism (6) is used for enabling the two connecting rods (13) to move towards the opposite direction or the back-to-back direction when the straight driving mechanism (16) drives one of the connecting rods (13) to move;
the extending direction of the connecting rod (13) is perpendicular to the axial direction of the connecting rod five (301).
9. The reclining device for a car seat as set forth in claim 8, wherein said link mechanism (6) comprises:
two support rods (601) which are respectively and fixedly arranged on the opposite side walls of the two connecting rods (13);
two racks (602) are arranged and are respectively arranged on the opposite side walls of the two support rods (601);
a second gear (603) which is rotatably arranged at the top of the lifting component (2) and is meshed with the second racks (602) at two sides;
wherein the support rod (601) is arranged in parallel with the connecting rod five (301).
10. A method of operating a reclining device for a car seat as set forth in claim 9, comprising the steps of:
s1, the rectilinear driving mechanism (16) drives one of the connecting rods (13) to move to drive the supporting rods (601) to move, the rack II (602) is meshed with the gear II (603), the other supporting rod (601) drives the other connecting rod (13) to move, so that the two connecting rods (13) move towards opposite directions, the buffer shells (303) on two sides are pushed by the clamping blocks (14) arranged on the two connecting rods (13) to move towards directions close to each other, the piston I (304) slides in the inner cavity of the buffer shell (303), one end of the telescopic rod I (305) enters the inner cavity of the buffer shell (303), the spring I (307) is extruded and shortened, the connecting rod six (302) inclines towards the same side, the included angles between the connecting rod six (302) on the upper side and the lower side and the connecting rod seven (8) on the upper side and the lower side are reduced, the height between the seat (1) and the lifting frame (202) is reduced, and the rectilinear driving mechanism (16) stops running, proceeding to step S2;
s2, a motor drives a worm (503) to rotate, a first sliding block (204) slides in a first sliding groove (203) along the transverse direction under the matching action of the worm (503), a first gear (502) and a first rack (501), a second sliding block (408) slides in a third sliding groove (407) along with the sliding of the first sliding groove (203), a fourth connecting rod (406) is pushed to rotate around a hinged point of the fourth connecting rod and a first through groove (401), a third connecting rod (405) hinged to the other end of the fourth connecting rod pushes or pulls a pushing plate (205) to move, the first connecting rod (403) and the second connecting rod (404) swing simultaneously along with the movement of the pushing plate (205), the pushing plate (205) pushes the lifting frame (202) to ascend or descend, and the motor stops running when the seat (1) rises or descends to a proper height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111073849.8A CN113734000A (en) | 2021-09-14 | 2021-09-14 | Lifting adjusting device for automobile seat and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111073849.8A CN113734000A (en) | 2021-09-14 | 2021-09-14 | Lifting adjusting device for automobile seat and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113734000A true CN113734000A (en) | 2021-12-03 |
Family
ID=78738729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111073849.8A Pending CN113734000A (en) | 2021-09-14 | 2021-09-14 | Lifting adjusting device for automobile seat and operation method thereof |
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| Country | Link |
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| CN (1) | CN113734000A (en) |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211203 |
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| RJ01 | Rejection of invention patent application after publication |