CN110051153A - A kind of regulating device for seating unit - Google Patents
A kind of regulating device for seating unit Download PDFInfo
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- CN110051153A CN110051153A CN201910262216.8A CN201910262216A CN110051153A CN 110051153 A CN110051153 A CN 110051153A CN 201910262216 A CN201910262216 A CN 201910262216A CN 110051153 A CN110051153 A CN 110051153A
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- Prior art keywords
- backrest
- seating unit
- foot
- regulating device
- link block
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 2
- 229920001821 foam rubber Polymers 0.000 claims 1
- 208000012802 recumbency Diseases 0.000 abstract description 2
- 230000002195 synergetic effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
- A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
- A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
- A47C1/0355—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest actuated by linkages, e.g. lazy-tongs mechanisms
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
- A47C17/16—Seating furniture changeable to beds by tilting or pivoting the back-rest
- A47C17/17—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/86—Parts or details specially adapted for beds, sofas or couches not fully covered by any single one of groups A47C17/02 - A47C17/84
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Dentistry (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The present invention relates to a kind of regulating device for seating unit, the seating unit can be adjusted to sitting posture, stretching, extension appearance and lying posture by the regulating device.The regulating device includes the backrest connection component for being sequentially connected setting, intermediate transmission component and sets foot's connection component；The backrest connection component includes backrest link block, and the backrest link block is for connecting and adjusting seating unit backrest；The intermediate transmission component includes seat frame, and the seat frame is for connecting and adjusting seating unit portions；The foot connection component of setting includes setting foot link block, described to set foot link block and set foot for connecting seating unit.The present invention is by regulating device to backrest, portions and the synergic adjustment for setting foot's progress corresponding height and angle, so that final people leg and head in lying posture are able to maintain rough level, there is a kind of comfort that recumbency loosens completely, it solves seating unit in the prior art and adjusts difficult, the technical problem of comfort difference when lying posture.
Description
Technical field
The present invention relates to a kind of seating unit field more particularly to a kind of regulating devices for seating unit.
Background technique
Seating unit is seen everywhere in daily life, is applied to multiple scenes, such as sofa common in furniture, lie
Chair, the seat etc. at the seat of movie theatre, in transportation work.With the development of science and technology with the increasingly raising of living standards of the people, people
The comfort of seating unit is required it is also higher and higher.Adjustable seating unit is widely used in the prior art, generally
Seating unit can be adjusted be include sitting posture, stretching, extension appearance and lying posture.Wherein sitting posture is the curling position of standard, and seat is most
Original state is sat down normal use in daily life to people, and portions are in generally horizontal orientation at this time and backrest is set
It is set to substantially upright；Appearance state is stretched, then the commonly referred to as position TV, sets foot and stretched to the front of portions, and backrest keeps foot
It is enough upright, with allow seating unit occupant comfort watch TV.And backward position (or lying posture), backrest is from stretching, extension
Position is positioned to backward with portions into obtuse angle relationship for resting or sleep.
However, sofa has the following deficiencies: in the prior art
The sofa that existing bracket lands has some setbacks during posture is converted, and attitudes vibration speed is slow, more greatly
The problem of be that only opposed foot and backrest carry out corresponding angular adjustment to sofa in the prior art, and are limited to stretching, extension appearance
Structure sets foot far below backrest portion when stretching appearance and being adjusted to lying posture, and user still has a kind of center of gravity down in lying posture
Sliding feeling does not fully achieve the comfort lain.
Summary of the invention
It is used as unit regulating mechanism in order to solve the above-mentioned technical problems, the present invention provides a kind of, passes through regulating device pair
Backrest, portions and the synergic adjustment that foot carries out corresponding height and angle is set, enables final people leg and head in lying posture
Rough level is enough kept, there is a kind of comfort that recumbency loosens completely, solves seating unit adjusting difficulty in the prior art,
The technical problem of comfort difference when lying posture.
What technical effect of the invention was achieved by the following procedure:
A kind of regulating device for seating unit, the seating unit can be adjusted to sitting posture by the regulating device, stretch
It shows beauty and lying posture, the posture of three kinds of posture adjustable seating units as mentioned by background technique is similar.The seating unit from
It was the first adjusting stage that the sitting posture, which is adjusted to the stretching, extension appearance, adjusted the stage first, backrest angle is held essentially constant, sets
Foot up extends from minimum point, and it was the second adjusting stage that the seating unit, which is adjusted to lying posture from the stretching, extension appearance, the
Two are adjusted in phase process, and backrest angle becomes larger, and sets foot and continues to be lifted, until the lying posture for being adjusted to final terminates.
The seating unit includes backrest, portions and sets foot；The regulating device includes the backrest for being sequentially connected setting
Connection component, intermediate transmission component and set foot's connection component；The backrest connection component includes backrest link block, described to lean on
Back link block is for connecting and adjusting the backrest；The intermediate transmission component includes seat frame, and the seat frame is for connecting and adjusting
The whole portions；The foot connection component of setting includes setting foot link block, described to set foot link block and described set foot for connecting；It is described
The maximum angle variable quantity that backrest link block adjusts the stage second is not less than 40 °, and the seat frame adjusts the stage described second
Maximum angle variable quantity is not less than 5 °.It is adjusted by the wide-angle to backrest, so that in lying posture, backrest level close as far as possible,
The highest point of backrest also therefore as far as possible declines, and is adjusted simultaneously by synchronizing to seat frame, and seat frame declines close to one end of backrest, seat
Frame rises close to the one end for setting foot, and angle change is not less than 5 °, and angle change so further provides decline to backrest
Distance and simultaneously raise Liao Zhi foot, thus finally make backrest and set foot close to level so that user is in lying posture
The level lain as far as possible, thus more comfortable.
Further, lying posture backrest and set foot it is approximate horizontal when, existing size difference range is optimally between the two
Control as follows: in the lying posture, the seating unit is adjusted to highest point and the institute for setting foot by the regulating device
The difference in height between backrest highest point is stated no more than 100mm.
Further, on the basis of the face for being parallel to ground where the minimum point for setting foot link block in the sitting posture
Face, the height of datum level described in apogee distance when setting lying posture described in foot link block and the foot link block of setting are in sitting posture
The ratio between height of apogee distance datum level is not less than 1.2.Such setting ensure that when stretching appearance, sets foot and is lifted to properly
Distance set foot's generation so that the leg of user keeps good sitting posture while comfortable, and when being switched to lying posture
It significantly raises, the leg of user is further lifted, user is allowed to enter comfortable lying posture state as early as possible.
Further, the distance between the highest point of the backrest link block and the datum level are in the sitting posture and described
Ratio when lying posture, preferably no less than 1.5, such setting when so that being transformed to lying posture by sitting posture, have one apparent high
It is poor to spend, so that the upper part of the body of people has a sinking of obvious amplitude, cooperation is set the obvious of foot and raised, enable a user to as early as possible into
Enter the comfort conditions of lying posture.
Further, the backrest connection component further includes backrest limited block and backrest gag lever post, the backrest link block
Hinged with the backrest limited block, the backrest limited block is equipped with the confined planes to match with the backrest gag lever post, in institute
Stated for the second adjusting stage, the distance that moves down of the backrest link block and the tie point of the backrest limited block is 30mm-100mm.
Minimum point of the backrest in attitudes vibration depends on the position of gag lever post and limited block.And by gag lever post be set as can descending manner limit
Position bar, it is synchronous as backrest declines when adjusting, so that the decline space of backrest is bigger, it is easier to form substantially water with foot is set
It is flat.
Further, elastic buffering mechanism is equipped between the backrest limited block and the backrest gag lever post.Setting elasticity
Buffer unit facilitates the impact that sofa mitigates head during decline, and in end-state limited block and backrest gag lever post
When collision, too big sound of movement there will not be.Wherein buffer unit can be spring, sponge or similar component or this classes of group
It closes.In addition, can also be arranged in the articulated section of any component being hinged and connected of regulating device and roll up to play mitigation oscillation action
Spring provides buffering.
Further, described to set foot link block and adjust the upper of stage described second according to the actual size of seating unit
Lift is from for 100mm~250mm.
Further, the intermediate transmission component further includes rotary drive plate and at least three connecting rods, described at least three
Connecting rod two end is connect with the seat frame and the rotary drive plate respectively, the company of the connecting rod and the rotation drive connection plate
Contact is followed successively by A point, B point, C point, the A point and B point from the backrest link block to the direction for setting foot link block
Between the arm of force be size be L1, the arm of force size between the B point and C point is L2, and the ratio between L1 and L2 is not small
In 0.15.By the setting to rod connection point, under such ratio, the corner of seat frame can satisfy corresponding requirement, and
Seat frame can smoothly drive backrest sinking and set the rising of foot.
Further, the first adjusting stage and the second adjusting stage are driven by same driving source.So that entire adjust
Section process only needs a driving source that can realize adjusting, and concertedness and stability are more preferable.Wherein, the driving source with
The backrest connection component or intermediate transmission component are connected, and the output end of the driving source is connected with the foot connection component of setting.
Preferably, the driving source is linear motor, and the linear motor has output shaft, and the output shaft sets foot connection group with described
Part is connected.Also can choose driving source is cylinder, is adjusted so rapider.
Further, the present invention protects a kind of seating unit simultaneously, which is characterized in that the seating unit includes institute as above
The seating unit regulating device stated.
As described above, the invention has the following beneficial effects:
By the setting of adjusting angle and height to seating unit regulating device corresponding component, enable seating unit
In final lying posture, user can lie on seating unit to approach the posture to lie low, and the process adjusted is smooth, more accords with
Ergonomics is closed, makes user easily comfortable.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical solution of the present invention
The attached drawing used is briefly described.It should be evident that drawings in the following description are only some embodiments of the invention, it is right
For those of ordinary skill in the art, without creative efforts, additionally it is possible to obtain it according to these attached drawings
Its attached drawing.
Structural schematic diagram when Fig. 1 is seating unit sitting posture of the present invention；
Fig. 2 is the structural schematic diagram that seating unit of the present invention stretches appearance；
Fig. 3 is the structural schematic diagram of seating unit lying posture of the present invention；
Fig. 4 is structural schematic diagram of the seating unit regulating mechanism of the present invention in sitting posture；
Fig. 5 is structural schematic diagram of the seating unit regulating mechanism of the present invention when stretching appearance；
Fig. 6 is structural schematic diagram of the seating unit regulating mechanism of the present invention in lying posture；
Fig. 7 is the structural schematic diagram at the corresponding back side of Fig. 6 seating unit regulating mechanism.
Wherein, appended drawing reference is corresponding in figure are as follows:
1, backrest；2, portions；3, foot is set；10, backrest connection component；11, backrest link block；12, backrest limited block；13
Backrest gag lever post；20 intermediate transmission components；21, seat frame；22, rotary drive plate；23, connecting rod one；24, connecting rod two；25 connecting rods three；
30, foot's connection component is set；31, foot link block is set.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without making creative work it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment 1:
Seating unit as shown in Figs. 1-3, seating unit include backrest 1, portions 2 and set foot 3；Fig. 1 to Fig. 3 successively divides
Correspondence can not be conditioned device and be adjusted to sitting posture, stretching, extension appearance and lying posture.Seating unit is adjusted to Fig. 2 stretching, extension appearance from Fig. 1 sitting posture
First adjusts the stage, adjusts the stage first, 1 angle of backrest is held essentially constant, sets foot 3 and up trail from minimum point
Come, it was the second adjusting stage that seating unit, which is adjusted to Fig. 3 lying posture from the stretching, extension appearance of Fig. 2, and second is adjusted in phase process, backrest 1
Angle becomes larger, and sets foot 3 and continues to be lifted, until the lying posture for being adjusted to final terminates.In Fig. 3, the highest of backrest 1 in the present embodiment
Point and the highest point for setting foot 3 are contour, in other embodiments, the highest point of backrest 1 and set the highest point height difference of foot 3 not
More than 100mm, preferably there are 30mm, 50mm, 80mm.
Specifically, regulating device is corresponding in turn to three kinds of states of the seat unit of Fig. 1-3 referring to attached drawing 4-6.In conjunction with figure
1-6, regulating device include the backrest connection component 10 for being sequentially connected setting, intermediate transmission component 20 and set foot's connection component
30；Backrest connection component 10 includes backrest link block 11, and backrest link block 11 is for connecting and adjusting backrest 1；Intermediate transmission group
Part 20 includes seat frame 21, and seat frame 21 is for connecting and adjusting portions 2；Setting foot connection component 30 includes setting foot link block 31, sets foot
Link block 31 sets foot 3 for connecting；The right side plan of backrest link block 11 in Fig. 3 with the angle of horizontal plane in Fig. 4 with
The angle of horizontal plane does not change substantially, and in the present embodiment, 11 right side plan of backrest link block is at the angle with horizontal plane in Fig. 4
Degree is 117 °, and 11 right side plan of backrest link block is being 166 ° with the angle of horizontal plane in Fig. 5, and angle change is 49 °.Other
In embodiment, it is 40 °~90 °, it is preferable that angle change range further that angle change range of choice, which is not less than 40 °,
It is 50 °, 55 °, 60 °.Seat frame 21 is 10 ° in the adjusting angle variable quantity on second stage upper surface and ground, is by 13 ° of variations
23°.In other embodiments, which is chosen as preferably can be 8 °, 10 °, 15 ° not less than 5 °.Angle so
Variation further provides the distance of decline to backrest and raises Liao Zhi foot simultaneously, to finally make backrest and set foot
Close level, so that the level that user lies as far as possible in lying posture, thus more comfortable.
Further, the face for being parallel to ground where setting minimum point of the foot link block 31 in sitting posture is benchmark face, this
In embodiment, the height of apogee distance datum level is 520mm when setting foot 31 lying posture of link block, sets foot link block 31 in sitting posture
The height of apogee distance datum level is 320mm, and the two ratio is about 1.6, and in other embodiments, which can be
Other values not less than 1.2, it is preferred that ratio 1.5,1.6,1.8.Such setting ensure that when stretching appearance, set the lift of foot 3
Height arrives suitable distance, so that the leg of user keeps good sitting posture while comfortable, and when being switched to lying posture, sets
Foot 3, which generates, significantly to be raised, and the leg of user is further lifted, and user is allowed to enter comfortable lying posture state as early as possible.
Further, the ratio of the distance between the highest point of backrest link block 11 and datum level in sitting posture and lying posture,
Preferably no less than 1.5, it is 1.6 in this embodiment, preferably can be 1.5,1.8,2.0 in other embodiments.It is such to set
It sets, when so that being transformed to lying posture by sitting posture, there is an apparent difference in height at back, so that the upper part of the body of people has under obvious amplitude
Heavy, obviously raising for foot is set in cooperation, enables a user to the comfort conditions for entering lying posture as early as possible.
Further, backrest connection component 10 further includes backrest limited block 12 and backrest gag lever post 13, backrest link block 11
Hinged with backrest limited block 12, backrest limited block 12 is equipped with the confined planes to match with backrest gag lever post 13, adjusts second
The distance that moves down of the tie point of stage, backrest link block 11 and backrest limited block 12 is 30mm-100mm, is in this embodiment
50mm, other preferred embodiments are 30mm, 60mm, 80mm.Minimum point of the backrest 1 in attitudes vibration depends on gag lever post 13
With the position of limited block 12.And by gag lever post 13 be set as can descending manner gag lever post, it is synchronous as backrest declines when adjusting, make
Backrest 1 decline space it is bigger, it is easier to set foot 3 formed it is approximate horizontal.
Further, according to the actual size of seating unit, the climb for setting foot link block in the second adjusting stage is
100mm~250mm.
Further, as shown in fig. 7, in the present embodiment, intermediate transmission component 20 further includes rotary drive plate 22 and three
Connecting rod is also possible to three or more connecting rods in other embodiments.Wherein, three connecting rods connect from backrest connection component 10 to foot is set
30 direction of connected components is respectively connecting rod 1, connecting rod 2 24, connecting rod 3 25.Three connecting rod two ends respectively with seat frame 21 and rotation
Driving plate 22 connect, the tie point between connecting rod 1, connecting rod 2 24, connecting rod 3 25 and rotary drive plate 22 be successively set as A point,
B point, C point, the arm of force between A point and B point are that size is L1, and the arm of force size between B point and C point is L2, between L1 and L2
Ratio is not less than 0.15, is 0.2 in this embodiment, other preferred embodiments have 0.15,0.25,0.3.By being connected to connecting rod
The setting of point, under such ratio, the corner of seat frame can satisfy corresponding requirement, and seat frame can smoothly drive under backrest
Rising that is heavy and setting foot.
Further, the first adjusting stage and the second adjusting stage are driven by same driving source.Wherein, driving source with lean on
It carries on the back connection component component 10 to be connected, the output end of driving source is connected with foot connection component 30 is set.Driving source is linear motor, straight line
Motor has output shaft, and output shaft is connected with foot connection component 30 is set.During the motion, the output shaft promotion of linear motor is set
Foot connection component 30, set foot connection component 30 due to intermediate transmission member hinges, set that foot connection component is relatively intermediate to be passed
Dynamic component rotation, turns to a certain fixed bit and postpones, set foot connection component 30 and pass to one reaction force of linear motor,
Under the driving of reaction force, sets foot connection component 30 and moved synchronously with backrest connection component, be finally adjusted to lying posture state.
Embodiment 2:
Remaining setting of the present embodiment is same as Example 1, and difference is, the first adjusting stage and the second adjusting stage are logical
Cross same driving source driving.Wherein, driving source is connected with backrest connection component component 10, and the output end of driving source is connect with foot is set
Component 30 is connected.Driving source is cylinder, and cylinder includes piston rod, and piston rod is connected with foot connection component 30 is set.In motion process
In, foot connection component 30 is set in the promotion of the piston rod of cylinder, set foot connection component 30 due to intermediate transmission member hinges, set
Foot connection component is rotated relative to intermediate transmission component, is turned to a certain fixed bit and is postponed, sets foot connection component 30 and pass to gas
One reaction force of cylinder is set foot connection component 30 and is moved synchronously with backrest connection component under the driving of reaction force, final to adjust
It saves to lying posture state.For cylinder compared with linear motor, adjusting is more rapid direct, can be realized the rapid change of seat posture
It changes, linear motor is then more stable, and the two has their own advantages.
Embodiment 3:
The present embodiment on the basis of embodiment 1, is improved, including backrest connection component 10 further includes backrest limit
Block 12 and backrest gag lever post 13, backrest link block 11 and backrest limited block 12 are hinged, and backrest limited block 12 is equipped with to be limited with backrest
The confined planes that position bar 13 matches, are equipped with elastic device between backrest limited block 12 and backrest gag lever post 13, elastic device is used for
As bolster, specifically, elastically damping device is set to spring.In other embodiments, elastic device is also possible to sponge, or
Other analogs.Elastic buffering mechanism, which is arranged, facilitates the impact that sofa mitigates head during decline, and in final shape
When state limited block and backrest gag lever post collide, too big sound of movement there will not be.
Embodiment 4:
The present embodiment also has buffer unit, but distinct with embodiment 3, and the present embodiment is arranged on the basis of 1, packet
Including backrest connection component 10 further includes backrest limited block 12 and backrest gag lever post 13, and backrest link block 11 and backrest limited block 12 are cut with scissors
It connects, the backrest link block and the backrest limited block 12 are equipped with torque spring in hinged place.Torque spring is preferably leaf spring.
Buffer unit is set two component hinged places, is also beneficial to reduce impact and limit of the seat to human body in adjustment process
When collide the sound of generation.In other possible embodiments, setting buffering dress between other crucial rotatable parts can be
It sets.
In addition, the seating unit being arranged in all embodiments, application scenarios include but is not limited to furniture sofa, leisure
Chaise longue, movie theatre or hospital seat, vehicle seat etc..
Although the present invention has been described by means of preferred embodiments, the present invention is not limited to described here
Embodiment, without departing from the present invention further include made various changes and variation.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
Above disclosed is only a preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (16)
1. a kind of regulating device for seating unit, which is characterized in that the seating unit can be adjusted by the regulating device
To sitting posture, stretching, extension appearance and lying posture, it was the first adjusting stage that the seating unit, which is adjusted to the stretching, extension appearance from the sitting posture, described
It was the second adjusting stage that seating unit, which is adjusted to lying posture from the stretching, extension appearance,；
The seating unit includes backrest, portions and sets foot；The regulating device includes being sequentially connected the backrest connection of setting
Component, intermediate transmission component and set foot's connection component；The backrest connection component includes backrest link block, and the backrest connects
Block is connect for connecting and adjusting the backrest；The intermediate transmission component includes seat frame, and the seat frame is for connecting and adjusting institute
State portions；The foot connection component of setting includes setting foot link block, described to set foot link block and described set foot for connecting；
The maximum angle variable quantity that the backrest link block adjusts the stage second is not less than 40 °, and the seat frame is described second
Adjusting stage maximum angle variable quantity is not less than 5 °.
2. a kind of regulating device for seating unit according to claim 1, which is characterized in that in the lying posture,
The seating unit is adjusted to the height set between the highest point of foot and the backrest highest point by the regulating device
Difference is not more than 100mm.
3. a kind of regulating device for seating unit according to claim 1 or 2, which is characterized in that described to set foot company
Connecing the face for being parallel to ground where minimum point of the block in the sitting posture is benchmark face, described when setting lying posture described in foot link block
The height of datum level described in apogee distance and the ratio between the height for setting foot link block apogee distance datum level in sitting posture
Not less than 1.2.
4. a kind of regulating device for seating unit according to claim 3, which is characterized in that the backrest link block
Ratio in the sitting posture and the lying posture of highest point and the distance between the datum level be not less than 1.5.
5. a kind of regulating device for seating unit according to claim 4, which is characterized in that the backrest connection group
Part further includes backrest limited block and backrest gag lever post, and the backrest link block and the backrest limited block are hinged, the backrest limit
Position block is equipped with the confined planes that match with the backrest gag lever post, adjusts the stage described second, the backrest link block with
The distance that moves down of the tie point of the backrest limited block is 30mm~100mm.
6. a kind of regulating device for seating unit according to claim 5, which is characterized in that the backrest limited block
Elastic buffering mechanism is equipped between the backrest gag lever post.
7. a kind of regulating device for seating unit according to claim 5, which is characterized in that the elastically damping device
It is set to foam-rubber cushion and/or spring.
8. a kind of regulating device for seating unit according to claim 3, which is characterized in that described to set foot link block
It is 100mm~250mm in the climb that described second adjusts the stage.
9. a kind of regulating device for seating unit according to claim 1, which is characterized in that the intermediate transmission group
Part further includes rotary drive plate and at least three connecting rods, at least three connecting rod two ends respectively with the seat frame and the rotation
Turn driving plate connection.
10. a kind of regulating device for seating unit according to claim 9, which is characterized in that the connecting rod has
Three, three connecting rods and the tie point for rotating drive connection plate set foot link block from the backrest link block to described
Direction be followed successively by A point, B point, C point, it is L1 that the arm of force between the A point and B point, which is size, the B point and C point
Between arm of force size be L2, ratio between L1 and L2 is not less than 0.15.
11. a kind of regulating device for seating unit according to claim 1, which is characterized in that described first is adjusted
Stage and the second adjusting stage are driven by same driving source.
12. a kind of regulating device for seating unit according to claim 11, which is characterized in that the driving source with
The backrest connection component or intermediate transmission component are connected, and the output end of the driving source is connected with the foot connection component of setting.
13. a kind of regulating device for seating unit according to claim 11 or 12, which is characterized in that the driving
Source is linear motor, and the linear motor has output shaft, and the output shaft is connected with the foot connection component of setting.
14. a kind of regulating device for seating unit according to claim 11 or 12, which is characterized in that the driving
Source is cylinder, and the cylinder has piston rod, and the piston rod is connected with the foot connection component of setting.
15. a kind of seating unit, which is characterized in that the seating unit includes the seat as described in claim 1-7 any one
Bit location regulating device.
16. seating unit according to claim 15, which is characterized in that the seating unit is household sofa or leisure chaise longue
Or movie seat or hospital seat or vehicle seat.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821173170X | 2018-07-24 | ||
| CN201821173170 | 2018-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110051153A true CN110051153A (en) | 2019-07-26 |
Family
ID=67318227
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910262216.8A Pending CN110051153A (en) | 2018-07-24 | 2019-04-02 | A kind of regulating device for seating unit |
| CN201920438648.5U Ceased CN210471586U (en) | 2018-07-24 | 2019-04-02 | An adjustment device for a seat unit and a seat unit |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920438648.5U Ceased CN210471586U (en) | 2018-07-24 | 2019-04-02 | An adjustment device for a seat unit and a seat unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN110051153A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671267A (en) * | 2020-06-05 | 2020-09-18 | 锐迈机械科技（吴江）有限公司 | Mechanical stretching sofa iron frame |
| CN113892772A (en) * | 2021-10-27 | 2022-01-07 | 锐迈机械科技（吴江）有限公司 | Mechanical extension for movable seating unit and seating unit |
| CN115177110A (en) * | 2022-08-09 | 2022-10-14 | 锐迈科技股份有限公司 | Adjusting device for seat unit and seat unit |
| CN115500641A (en) * | 2022-09-20 | 2022-12-23 | 锐迈科技股份有限公司 | Sofa support and seat unit |
| WO2023071831A1 (en) * | 2021-10-27 | 2023-05-04 | 锐迈科技股份有限公司 | Mechanical stretching device for movable seat unit, seat bracket, and seat unit |
| US20240374032A1 (en) * | 2023-05-08 | 2024-11-14 | Haining Heli Machinery& Technology Co., Ltd. | Seat frame and seat with switchable sitting and lying positions |
| WO2025000921A1 (en) * | 2023-06-30 | 2025-01-02 | 锐迈科技股份有限公司 | Mechanical extension device for movable seat and movable seat unit |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051153A (en) * | 2018-07-24 | 2019-07-26 | 锐迈机械科技（吴江）有限公司 | A kind of regulating device for seating unit |
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| CN111671267A (en) * | 2020-06-05 | 2020-09-18 | 锐迈机械科技（吴江）有限公司 | Mechanical stretching sofa iron frame |
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| WO2024060958A1 (en) * | 2022-09-20 | 2024-03-28 | 锐迈科技股份有限公司 | Sofa bracket and seat unit |
| US20240374032A1 (en) * | 2023-05-08 | 2024-11-14 | Haining Heli Machinery& Technology Co., Ltd. | Seat frame and seat with switchable sitting and lying positions |
| WO2025000921A1 (en) * | 2023-06-30 | 2025-01-02 | 锐迈科技股份有限公司 | Mechanical extension device for movable seat and movable seat unit |
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| CN210471586U (en) | 2020-05-08 |
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