CN208491343U - Backrest leg rest electric integrated mechanism and seat - Google Patents
Backrest leg rest electric integrated mechanism and seat Download PDFInfo
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- CN208491343U CN208491343U CN201721380484.2U CN201721380484U CN208491343U CN 208491343 U CN208491343 U CN 208491343U CN 201721380484 U CN201721380484 U CN 201721380484U CN 208491343 U CN208491343 U CN 208491343U
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- backrest
- leg rest
- hinge
- notch
- seat frame
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Abstract
The utility model discloses a kind of backrest leg rest electric integrated mechanism and seats, backrest leg rest electric integrated mechanism includes: seat frame, backrest, footrest component, oscillating bar assembly, for realizing the rotary swing mechanism of footrest component extension and backrest hypsokinesis, oscillating bar assembly is mounted below seat frame, and jagged swinging disc is arranged on oscillating bar assembly；Leg rest link assembly connect the telescopic folding for realizing footrest component with footrest component and seat frame respectively；Jagged hinge is connected on leg rest link assembly；Backrest connecting rod component connect the reclining for realizing backrest with backrest and oscillating bar assembly respectively；Actuator, actuator connect with oscillating bar assembly and footrest component respectively and drive oscillating bar assembly and footrest component relative motion；On notch swinging disc and leg rest link assembly on rolling assembly, with oscillating bar assembly notch hinge cooperation realize footrest component extension retraction and backrest hypsokinesis and before face upward.The backrest leg rest electric integrated mechanism and seat can be realized by a motor and face upward lifting for incline process and leg rest, and duty is few, and stability is good.
Description
Technical field
The utility model relates to a kind of seat, a kind of backrest leg rest electric integrated mechanism and seat are concretely related to.
Background technique
The market of not busy chair is being quickly grown in recent years, this novel product of leisure chaise longue has gradually come into doing for many people
Public room, parlor, among bedroom.From earliest, the best single leisure chaise longue of technology starts, and is particular about the novel of ergonomics till now and stops
Not busy chair；User's seat in the case where facing upward state of inclining, which can be lost, from the beginning supports human body waist, that is, we " run about waist " that is commonly called as,
To " seat back linkage technique " till now, can accomplish to make user face upward incline during, buttocks is relatively fixed with seat surface.People
Enjoy leisure chaise longue provide relaxed position while, the requirement to leisure chaise longue also gradually rises, and consumer has been not content with
Traditional leisure chaise longue by adjusting posture either manually or by variation center of gravity, this seems not simple enough and comfortable.
Consumer needs to take chair cushion to a of " more lying fallow ", as long as next purely by touch screen or by piezoelectricity
Dynamic button, that is, adjustable backrest and the cry for increasing the Easy chair for packing up foot pad are higher and higher.Therefore, by leisure chaise longue
Middle implantation motor becomes leisure chaise longue research and development and improved new direction.
It also occurs through motor in the prior art and realizes control, but it is by two electricity in use
Machine faces upward lifting for incline process and leg rest to realize respectively, and such structure occupied space is big, and weight weight is complicated for operation.
Utility model content
It is operated separately the purpose of this utility model is to overcome two motors in the prior art and faces upward incline process and leg rest
Lift, it is inconvenient, the deficiencies of weight weight, duty is big, and provide it is a kind of can be realized by a motor face upward incline process with put
Lifting for foot, easy to operate, duty is few, the good backrest leg rest electric integrated mechanism of stability and seat.
The utility model realizes that technical solution used by its first purpose of utility model is: a kind of backrest leg rest is electronic
Disjunctor mechanism, comprising:
Seat frame, realization sit, lean on, the basic components of leg rest function；
Backrest, is arranged in the rear end of seat frame and can be along the back-supported lever of seat frame reclining backward；
Footrest component is arranged in the front end of seat frame and can stretch out forwards expansion along seat frame and fold to the seat frame back lower place
The foot of contraction places part；
Oscillating bar assembly, for realizing the rotary swing mechanism of footrest component extension and backrest hypsokinesis, the oscillating bar assembly
It is mounted below seat frame, jagged swinging disc is set on the oscillating bar assembly；
Leg rest link assembly connect the telescopic folding for realizing footrest component with footrest component and seat frame respectively；It is described
Leg rest link assembly on connect jagged hinge；
Backrest connecting rod component connect the reclining for realizing backrest with backrest and oscillating bar assembly respectively；
Actuator, for driving footrest component and backrest sequentially-operating, the actuator respectively with oscillating bar assembly and put
Foot component connects and drives oscillating bar assembly and footrest component relative motion；
Notch hinge cooperation on notch swinging disc and leg rest link assembly on rolling assembly, with oscillating bar assembly, which is realized, puts
It the hypsokinesis of the extension retraction of foot component and backrest and before faces upward；
The notch hinge and notch swinging disc is arranged in opposed configuration in rolling assembly two sides, is formed to rolling assembly
Rolling extrusion structure.
The backrest leg rest electric integrated mechanism passes through an actuator, a rolling assembly under the premise of retaining high degree of comfort
It realizes the sequentially-operating of leg rest link assembly and backrest connecting rod component jointly with an oscillating bar assembly, successively expansion and hypsokinesis, drives
Moving part may be implemented finger and manipulate the function of adjusting several movements entirely.In the initial state, leg rest is in and packs up, and backrest is in straight
Vertical state, at this point, rolling assembly is tightly attached to the indentation, there of notch swinging disc, the arc surface of notch hinge is pressed against rolling assembly, makes
The notch of notch swinging disc must not be detached from by obtaining rolling assembly, to guarantee this of arc surface rolling of the rolling assembly in notch hinge
Oscillating bar assembly does not rotate during a；Footrest component is slowly lifted when actuator operation, leg rest connecting rod during lifting
Component movement, until leg rest lifts completely.After leg rest lifts completely, actuator is continued to run, due to footrest component at this time
It lifts completely, the actuator one end being fixed on footrest component is motionless, so that the actuator other end retreats, oscillating bar assembly is pushed to turn
Dynamic, the rotation of oscillating bar assembly is so that backrest connecting rod component rotates, so that seat frame be made to act, backrest falls down.When contraction footrest component
With lift by unlucky, structure motion principle and stretching footrest component and topple over that backrest is identical, and process is opposite.User only needs when use
The chair back is leaned against, the raising of angle and foot pad that chair is lied down then can be converted by operation button switch and is packed up.
And above structure can ideally be installed on the bottom of seat frame, and inner space has not only been efficiently used, and can also increase whole
The internal structure stability of body leisure chaise longue, in the case where the stand-by time that can reach abundance and reasonable access times, as far as possible
Volume and weight is controlled, had not only been able to satisfy the requirement of consumer, but also overall weight will not be made overweight.
Preferably, the oscillating bar assembly includes a swinging axle and the notch swinging disc that is arranged on swinging axle, it is described
The medium position of swinging axle is additionally provided with motor back seat.Oscillating bar assembly by a swinging axle be rotatably connected seat frame lower section and
Left and right settings in the width direction, and the notch swinging disc being arranged on swinging axle then cooperates with the roller bolt in rolling assembly, pendulum
The middle part setting motor back seat of moving axis is the installation of actuator motor for convenience, and after motor and swing axis connection, motor is pushed away
Bar is connect with footrest component, realizes expansion and contraction to footrest component.
Preferably, the notch swinging disc is an eccentric arc cam disc, set on the eccentric arc cam disc
It is equipped with scroll positioning notch, it is raised in detent is provided on the eccentric arc cam disc of diagonal with scroll positioning notch,
One section of circular arc between detent protrusion and scroll positioning notch is set as the rotation cam surface rotated along rolling assembly.Notch is swung
It is set as eccentric arc cam disc on disk, is provided with scroll positioning notch on eccentric arc cam disc, when notch swinging disc exists
When rotating under the drive of swinging axle, the roller bolt in scroll positioning notch and rolling assembly is disengaged, and rotates cam surface along roller bolt
Rotation, and then the movement of backrest connecting rod component is driven, backrest is toppled in realization.
Preferably, one end of the notch hinge is provided with and rolls the arc for combining cooperation and realizing the rotation of notch hinge
Shape cam surface, is provided with detent notch on the arc-shaped cam face, the detent notch face rolling assembly setting and with
Clamping positioning is realized in rolling assembly cooperation.The scroll positioning notch face on detent notch and notch swinging disc on notch hinge
Setting, and the roller bolt in rolling assembly is blocked, the motor push rod when needing footrest component to be unfolded forward, on actuator
Driving the movement of footrest component forward upward, then footrest component drives leg rest link assembly and then drives the rotation of notch hinge, until
Footrest component is fully deployed, at this time the roller bolt clamping in detent notch and rolling assembly.
Preferably, one end that the notch hinge is equipped with detent notch is mounted in seat frame by a positioning pin, institute
The other end for the notch hinge stated is rotatably connected on leg rest link assembly.
Preferably, the rolling assembly includes torsion spring seat, torsional spring and roller bolt, the torsion spring seat is pacified by pin
In seat frame, the roller bolt and torsional spring are mounted on torsion spring seat and the torsion of torsional spring keeps roller bolt to be close to swing rod group
Notch swinging disc on part.Torsion spring seat in rolling assembly is connect with seat frame, and torsional spring is mounted on the upper end of torsion spring seat, roller bolt
The lower end of torsion spring seat is set, and roller bolt is pressed on the notch swinging disc on oscillating bar assembly by the torsion of torsional spring, with side
Just the rotation of notch hinge and wobble component.
Preferably, the leg rest link assembly includes sliding block hinge, leg rest sliding block, leg rest hinge and leg rest slide bar,
One end of the sliding block hinge and notch hinge are rotatablely connected, and the other end of sliding block hinge and one end of leg rest hinge pass through pin
Son is mounted on leg rest sliding block, and the leg rest sliding block is slidably arranged on leg rest slide bar, and the leg rest slide bar is fixed present
Below frame, the other end of the leg rest hinge is flexibly connected with footrest component.The above structure of leg rest link assembly be in order to
Facilitate the expansion and contraction of footrest component.
Preferably, the footrest component includes footrest rack and one group of telescopic folding slide bar, the telescopic folding is sliding
Bar is flexibly connected with leg rest link assembly.Footrest rack by one group with sliding slot telescopic folding slide bar realize forward stretching, extension and to
The back lower place folds.
Preferably, the actuator includes a driving motor and the motor push rod connecting with driving motor, it is described
Driving motor is fixed on oscillating bar assembly, and the motor push rod is connect with footrest component.
Preferably, the backrest connecting rod component includes support, the first backrest hinge and the second backrest hinge, it is described
Support is mounted in seat frame, and one end of the first backrest hinge is connect with oscillating bar assembly, the first backrest hinge
The other end is flexibly connected with one end of the second backrest hinge, and the other end of the second backrest hinge is flexibly connected with support.
Preferably, being additionally provided with seat frame link assembly below the seat frame.
Preferably, the seat frame link assembly includes seat frame slide bar and the sliding setting along the setting of seat frame front-rear direction
Seat frame sliding block on seat frame slide bar.
A kind of seat, the seat include backrest leg rest electric integrated mechanism described above.
The beneficial effects of the utility model are: the backrest leg rest electric integrated mechanism, under the premise of retaining high degree of comfort,
Finger may be implemented and manipulate the function of adjusting several movements entirely, user only needs to lean against the chair back when use, then can pass through
Operation button switch converts the raising of angle and foot pad that chair is lied down and packs up.And above structure can be installed ideally
In the bottom of seat frame, inner space has not only been efficiently used, the internal structure stability of whole leisure chaise longue can also be increased,
In the case where sufficient stand-by time and reasonable access times can be reached, volume and weight is controlled as far as possible, had both been able to satisfy consumption
The requirement of person, and overall weight will not be made overweight.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model backrest leg rest electric integrated mechanism；
Fig. 2 is a kind of structural schematic diagram of oscillating bar assembly in the utility model；
Fig. 3 is a kind of original state figure of backrest leg rest electric integrated mechanism in the utility model；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is a kind of structural schematic diagram of the footrest component expansion of backrest leg rest electric integrated mechanism in the utility model；
Fig. 6 is enlarged drawing at B in Fig. 5；
Fig. 7 is a kind of structural schematic diagram that the backrest of backrest leg rest electric integrated mechanism in the utility model is toppled over；
Fig. 8 is enlarged drawing at C in Fig. 7；
Fig. 9 is a kind of structural schematic diagram of seat in the utility model；
In figure: 1, seat frame, 2, backrest, 3, footrest component, 4, oscillating bar assembly, 5, notch swinging disc, 6, leg rest link assembly,
7, notch hinge, 8, backrest connecting rod component, 9, actuator, 10, rolling assembly, 11, swinging axle, 12, motor back seat, 13, rolling
Locating notch, 14, detent protrusion, 15, rotation cam surface, 16, arc-shaped cam face, 17, detent notch, 18, positioning pin, 19, torsion
Spring abutment, 20, torsional spring, 21, roller bolt, 22, sliding block hinge, 23, leg rest sliding block, 24, leg rest hinge, 25, leg rest slide bar, 26, stretch
Contracting folding slide bar, 27, driving motor, 28, motor push rod, 29, support, the 30, first backrest hinge, the 31, second backrest hinge,
32, seat frame link assembly, 33, seat frame slide bar, 34, seat frame sliding block, 35, footrest rack.
Specific embodiment
The technical solution of the utility model is described in further detail below by specific embodiment and in conjunction with attached drawing.
Embodiment 1:
Define the reference azimuth of each component of the utility model first, the utility model using seat normal operating condition as
With reference to the front and back of seat respectively refers to rear face under human body seat and is oriented front, and back is oriented rear.
In Fig. 1, embodiment shown in Fig. 2, a kind of backrest leg rest electric integrated mechanism, comprising:
Seat frame 1, realization sit, lean on, the basic components of leg rest function；
Backrest 2, is arranged in the rear end of seat frame 1 and can be along the back-supported lever of the reclining backward of seat frame 1；
Footrest component 3 is arranged in the front end of seat frame 1 and can stretch out forwards expansion along seat frame 1 and to 1 back lower place of seat frame
The foot of folding shrinking places part；
Oscillating bar assembly 4, for realizing the rotary swing mechanism of footrest component 3 extension and 2 hypsokinesis of backrest, oscillating bar assembly 4 is pacified
Mounted in 1 lower section of seat frame, jagged swinging disc 5 is set on oscillating bar assembly 4；
Leg rest link assembly 6 is connect respectively with footrest component 3 and seat frame 1 for realizing the telescopic folding of footrest component 3；
Jagged hinge 7 is connected on leg rest link assembly 6；
Backrest connecting rod component 8 connect the reclining for realizing backrest with backrest 2 and oscillating bar assembly 4 respectively；
Actuator 9, for driving 2 sequentially-operating of footrest component 3 and backrest, actuator 9 respectively with oscillating bar assembly 4 and leg rest
Component 3 connects and drives 3 relative motion of oscillating bar assembly 4 and footrest component；
Notch hinge 7 on notch swinging disc 5 and leg rest link assembly 6 on rolling assembly 10, with oscillating bar assembly 4 cooperates
It realizes the extension retraction of footrest component 3 and the hypsokinesis of backrest 2 and before faces upward；
Notch hinge 7 and notch swinging disc 5 are arranged in opposed configuration in 10 two sides of rolling assembly, to the formation of rolling assembly 10
Rolling extrusion structure.
The notch swinging disc 5 that oscillating bar assembly 4 swinging axle 11 and be arranged on swinging axle 11 including one, the middle part of swinging axle 11
Position is additionally provided with motor back seat 12.
Notch swinging disc 5 is an eccentric arc cam disc, is provided with scroll positioning notch 13 on eccentric arc cam disc, with
Scroll positioning notch 13 in being provided with detent protrusion 14 on the eccentric arc cam disc of diagonal, detent protrusion 14 with roll
One section of circular arc between locating notch 13 is set as the rotation cam surface 15 rotated along rolling assembly 10.
One end of notch hinge 7 is provided with and rolls the arc-shaped cam face 16 combined 10 cooperations and realize the rotation of notch hinge 7,
Detent notch 17 is provided on arc-shaped cam face 16, the setting of 17 face rolling assembly 10 of detent notch simultaneously cooperates with rolling assembly 10
Realize clamping positioning.
One end that notch hinge 7 is equipped with detent notch 7 is mounted in seat frame 1 by a positioning pin 18, notch hinge 7 it is another
One end is rotatably connected on leg rest link assembly 6.
Rolling assembly 10 includes torsion spring seat 19, torsional spring 20 and roller bolt 21, and torsion spring seat 19 is mounted on seat frame 1 by pin
On, roller bolt 21 and torsional spring 20 are mounted on torsion spring seat 19 and the torsion of torsional spring 20 keeps roller bolt 21 to be close to oscillating bar assembly 4
On notch swinging disc 5.
Leg rest link assembly 6 includes sliding block hinge 22, leg rest sliding block 23, leg rest hinge 24 and leg rest slide bar 25, sliding block hinge
One end of chain 22 and notch hinge 7 are rotatablely connected, and the other end of sliding block hinge 22 and one end of leg rest hinge 24 are pacified by pin
On leg rest sliding block 23, leg rest sliding block 23 is slidably arranged on leg rest slide bar 25, and leg rest slide bar 25 is fixed on 1 lower section of seat frame,
The other end of leg rest hinge 24 is flexibly connected with footrest component 3.
Footrest component 3 includes footrest rack 35 and one group of telescopic folding slide bar 26, telescopic folding slide bar 26 and leg rest connection rod set
Part 6 is flexibly connected.
Actuator 9 includes a driving motor 27 and the motor push rod 28 connecting with driving motor 27, and driving motor 27 is fixed
On oscillating bar assembly 4, motor push rod 28 is connect with footrest component 3.
Backrest connecting rod component 8 includes the 29, first backrest hinge 30 of support and the second backrest hinge 31, and 29 installation of support is present
On frame 1, one end of the first backrest hinge 30 is connect with oscillating bar assembly 4, and the other end of the first backrest hinge 30 and the second backrest are cut with scissors
One end of chain 31 is flexibly connected, and the other end of the second backrest hinge 31 is flexibly connected with support 29.
Seat frame link assembly 32 is additionally provided with below seat frame 1.
Seat frame link assembly 32 includes the seat frame slide bar 33 being arranged along 1 front-rear direction of seat frame and is slidably arranged in seat frame slide bar
Seat frame sliding block 34 on 33.
A kind of seat, the seat include backrest leg rest electric integrated mechanism described above (see Fig. 9).
The backrest leg rest electric integrated mechanism, oscillating bar assembly 4 are mounted in seat frame 1, and torsion spring seat 19 is mounted on by pin
In seat frame 1, torsional spring 20 and roller bolt 21 are installed on torsion spring seat 19, under the torsion of torsional spring 20, keep roller bolt 21 tight always
Paste the notch swinging disc 5 on oscillating bar assembly 4, in seat frame 1 with installed at 5 relative position of notch swinging disc by pin it is jagged
The other end of hinge 7, notch hinge 7 is flexibly connected with sliding block hinge 22, the other end of sliding block hinge 22 and leg rest hinge 24
One end all passes through pin and is mounted on leg rest sliding block 23, and leg rest sliding block 23 slides on the leg rest slide bar 25 being fixed in seat frame 1,
The other end of leg rest hinge 24 is flexibly connected with footrest component 3, the first backrest hinge 30 and the second backrest hinge on oscillating bar assembly 4
One end of chain 31 rivets, and the other end of the second backrest hinge is mounted in support 29, and 27 one end of driving motor is mounted on swing rod group
On motor back seat 12 on part 4, the other end is connect with footrest component 3.
The backrest leg rest electric integrated mechanism, specifically used principle are as follows: (see Fig. 3, Fig. 4) when original state, leg rest group
Part 3 is packed up, 2 upright state of backrest, at this point, the scroll positioning that the roller bolt 21 on torsion spring seat 19 is tightly attached to notch swinging disc 5 lacks
At mouth 13, the arc-shaped cam face 16 of notch hinge 7 is pressed against roller bolt 21, so that roller bolt 21 must not be detached from notch swinging disc 5
Scroll positioning notch 13, thus guarantee roller bolt 21 notch hinge 7 arc-shaped cam face 16 roll this during put
Bar assembly 4 does not rotate；When driving motor 27 is run, motor push rod 28 extends, and footrest component 3 is slowly lifted, the process of lifting
Middle leg rest hinge 24 pulls leg rest sliding block 23 to slide, and sliding block hinge 22 follows leg rest sliding block 23 to move, and sliding block hinge 22, which pulls, to be lacked
Mouth hinge 7 is around pin rotation thereon, until footrest component 3 lifts completely, at this point, 17 turns of the detent notch on notch hinge 7
21 corresponding position of roller bolt is arrived, 26 forward upward of telescopic folding slide bar on footrest component 3 slides expansion, pushes footrest rack
35 are fully deployed along the front end of seat frame 1, and footrest component 3 lifts (see Fig. 5, Fig. 6).
After footrest component 3 lifts completely, driving motor 27 is continued to run, motor push rod 28 continues to extend, due at this time
Footrest component 3 lifts completely, and the one end for being fixed on the motor push rod 28 on footrest component 3 is motionless, so that driving motor 27 is another
One end retreats, and oscillating bar assembly 4 is pushed to rotate, because the detent notch 17 of notch hinge 7 has been targeted by roller bolt 21 at this time, rolling
Dynamic pin 21 is squeezed and can roll into the detent notch 17 of notch hinge, and oscillating bar assembly 4 can be rotated, the swing on oscillating bar assembly 4
The rotation of axis is so that the first backrest hinge is rotated around the second backrest hinge, to make seat frame 1 in the drive lower edge of seat frame sliding block 32
Seat frame slide bar 33 slides, and backrest 2 falls down (see Fig. 7, Fig. 8).When shrinking motor push rod 28, structure motion principle and stretching motor
Push rod is identical, and process is opposite.
The backrest leg rest electric integrated mechanism and seat, different from traditional leisure chaise longue, this Relaxing chair is retaining height
Under the premise of comfort level, a driving motor is increased, and footrest component and backrest group can be realized by a driving motor
The flexible and reclining of part, only needs to operate the switch on seat when in use, it will be able to realize that finger manipulates entirely and adjust leisure chaise longue
Function.User only needs to lean against the chair back, and the angle and foot pad that chair is lied down then can be converted by motor switch button
Raising and pack up.And driving motor can ideally be installed on the bottom of leisure chaise longue mechanism rack bottom frame 1, not only be efficiently used
Inner space, can also increase the internal structure stability of whole leisure chaise longue.Battery capacity and motor size and weight it
Between find an equilibrium, in the case where sufficient stand-by time and reasonable access times can be reached, control motor as far as possible
Volume and weight had not only been able to satisfy the requirement of consumer, but also will not make whole leisure chaise longue preponderance.
Claims (13)
1. a kind of backrest leg rest electric integrated mechanism, characterized by comprising:
Seat frame, be realize sit, lean on, the basic components of leg rest function；
Backrest, be arranged in seat frame rear end and can be along the back-supported lever of seat frame reclining backward；
Footrest component is that the front end of seat frame is arranged in and can stretch out forwards expansion along seat frame and fold to the seat frame back lower place to receive
The foot of contracting places part；
Oscillating bar assembly is for realizing the rotary swing mechanism of footrest component extension and backrest hypsokinesis, the oscillating bar assembly peace
Below seat frame, jagged swinging disc is set on the oscillating bar assembly；
Leg rest link assembly connect the telescopic folding for realizing footrest component with footrest component and seat frame respectively；Described puts
Jagged hinge is connected on foot link assembly；
Backrest connecting rod component connect the reclining for realizing backrest with backrest and oscillating bar assembly respectively；
Actuator, for driving footrest component and backrest sequentially-operating, the actuator respectively with oscillating bar assembly and leg rest group
Part connects and drives oscillating bar assembly and footrest component relative motion；
Leg rest group is realized in notch hinge cooperation on notch swinging disc and leg rest link assembly on rolling assembly, with oscillating bar assembly
It the hypsokinesis of the extension retraction of part and backrest and before faces upward；
The notch hinge and notch swinging disc is arranged in opposed configuration in rolling assembly two sides, is formed and is rolled to rolling assembly
Extrusion structure.
2. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the oscillating bar assembly includes
One swinging axle and the notch swinging disc being arranged on swinging axle, the medium position of the swinging axle are additionally provided with motor back seat.
3. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the notch swinging disc
For an eccentric arc cam disc, it is provided with scroll positioning notch on the eccentric arc cam disc, is in scroll positioning notch
Detent protrusion, one section of circle between detent protrusion and scroll positioning notch are provided on the eccentric arc cam disc of diagonal
Arc is set as the rotation cam surface rotated along rolling assembly.
4. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the notch hinge
One end is provided with the arc-shaped cam face for cooperating with rolling assembly and realizing the rotation of notch hinge, is provided on the arc-shaped cam face
Detent notch, the detent notch face rolling assembly setting simultaneously cooperate realization clamping positioning with rolling assembly.
5. a kind of backrest leg rest electric integrated mechanism according to claim 4, it is characterised in that: the notch hinge is set
There is one end of detent notch to be mounted in seat frame by a positioning pin, the other end of the notch hinge is rotatably connected on leg rest
On link assembly.
6. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the rolling assembly packet
Torsion spring seat, torsional spring and roller bolt are included, the torsion spring seat is mounted in seat frame by pin, the roller bolt and torsional spring installation
On torsion spring seat and the torsion of torsional spring keeps roller bolt to be close to the notch swinging disc on oscillating bar assembly.
7. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the leg rest connection rod set
Part includes sliding block hinge, leg rest sliding block, leg rest hinge and leg rest slide bar, and one end of the sliding block hinge and notch hinge rotate
Connection, the other end of sliding block hinge and one end of leg rest hinge are mounted on leg rest sliding block by pin, the leg rest sliding block
Be slidably arranged on leg rest slide bar, the leg rest slide bar is fixed below seat frame, the other end of the leg rest hinge with put
Foot component is flexibly connected.
8. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the footrest component packet
Footrest rack and one group of telescopic folding slide bar are included, the telescopic folding slide bar is flexibly connected with leg rest link assembly.
9. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the actuator includes
One driving motor and the motor push rod connecting with driving motor, the driving motor are fixed on oscillating bar assembly, the electricity
Machine push rod is connect with footrest component.
10. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: the backrest connecting rod
Component includes that support, the first backrest hinge and the second backrest hinge, the support are mounted in seat frame, first backrest
One end of hinge is connect with oscillating bar assembly, and one end activity of the other end and the second backrest hinge of the first backrest hinge connects
It connects, the other end of the second backrest hinge is flexibly connected with support.
11. a kind of backrest leg rest electric integrated mechanism according to claim 1, it is characterised in that: below the seat frame
It is additionally provided with seat frame link assembly.
12. a kind of backrest leg rest electric integrated mechanism according to claim 11, it is characterised in that: the seat frame connecting rod
Component includes the seat frame slide bar being arranged along seat frame front-rear direction and the seat frame sliding block being slidably arranged on seat frame slide bar.
13. a kind of seat, it is characterised in that: the seat includes that backrest leg rest described in claim 1 to 12 any one is electronic
Disjunctor mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721380484.2U CN208491343U (en) | 2017-10-11 | 2017-10-11 | Backrest leg rest electric integrated mechanism and seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721380484.2U CN208491343U (en) | 2017-10-11 | 2017-10-11 | Backrest leg rest electric integrated mechanism and seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208491343U true CN208491343U (en) | 2019-02-15 |
Family
ID=65301566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721380484.2U Expired - Fee Related CN208491343U (en) | 2017-10-11 | 2017-10-11 | Backrest leg rest electric integrated mechanism and seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208491343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114009997A (en) * | 2021-10-29 | 2022-02-08 | 永艺家具股份有限公司 | Sitting and lying dual-purpose sofa |
-
2017
- 2017-10-11 CN CN201721380484.2U patent/CN208491343U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114009997A (en) * | 2021-10-29 | 2022-02-08 | 永艺家具股份有限公司 | Sitting and lying dual-purpose sofa |
| CN114009997B (en) * | 2021-10-29 | 2023-07-25 | 永艺家具股份有限公司 | Dual-purpose sofa for sitting and lying |
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Granted publication date: 20190215 Termination date: 20191011 |