CN109965582A - A kind of sofa linkage support device - Google Patents
A kind of sofa linkage support device Download PDFInfo
- Publication number
- CN109965582A CN109965582A CN201910168625.1A CN201910168625A CN109965582A CN 109965582 A CN109965582 A CN 109965582A CN 201910168625 A CN201910168625 A CN 201910168625A CN 109965582 A CN109965582 A CN 109965582A
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- CN
- China
- Prior art keywords
- interlocking lever
- seat frame
- sofa
- support device
- sliding rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 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
- A47C17/162—Seating furniture changeable to beds by tilting or pivoting the back-rest with adjustable back-rest
-
- 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 for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a kind of sofa linkage support devices, including pedestal, driving mechanism, sliding equipment, the first interlocking lever, two extendable brackets of the second interlocking lever and setting on the base；One end of sliding rail is connect with first interlocking lever, the other end of sliding rail suspends, sliding part is installed on the sliding rail and can slide along sliding rail, and the both ends of the first interlocking lever and the second interlocking lever are connect with two extension means respectively, and second interlocking lever is connect by sliding part with the sliding rail；Driving mechanism includes driving motor and lead screw, lead screw is arranged inside sliding rail, driving motor is for driving the lead screw to rotate, and for driving sliding part to move back and forth along sliding rail, sliding part drives two extendable bracket stretching, extensions by the first interlocking lever and the second interlocking lever or shrinks lead screw.Sofa linkage support apparatus structure of the present invention is simple, accuracy is high, keeps sofa movement in posture transformation steady, and sound is smaller, the case where avoiding the occurrence of mutation and shake.
Description
Technical field
The present invention relates to technical field of furniture manufacturing more particularly to a kind of sofa linkage support devices.
Background technique
" seat " health problem of people is increasingly prominent now, gives human body bring health problem to make to solve sitting, opens
It has sent out a variety of leisure chaise longues, massage armchair, zero-g sofa and has had the function of a variety of postures and functional mapping sofa.It is wherein multi-functional
Electric sofa has biggish application prospect.The steady change from sitting posture, leisure to lying posture may be implemented in multifunction sofa or seat
It changes, meets and a variety of requirements such as sit, lie fallow, sleep.There is bigger superiority compared with traditional sofa.Multifunction sofa is in design
It is combined with the methods of ergonomics, plane bar mechanism kinematics, keeps the comfort of sofa higher.The use of function sofa is advantageous
In the blood circulation of body, our health is protected at any time.
Preferred sofa seat does not have the effect loosened, relieved fatigue not only if design is unreasonable when as leisure
Fruit also will lead to a variety of diseases such as lumbar muscle strain, cumulative bad wound disorders.To meet the functional requirement of user and using comfortable
Degree, design structure is firm, robust motion is good, speed and the stable sofa linkage support device of angle are necessary in motion process
's.
Summary of the invention
It is an object of the invention to overcome the above-mentioned deficiency in the presence of the prior art, a kind of sofa linkage support dress is proposed
It sets.
To achieve the goals above, the present invention provides a kind of sofa linkage support device, including pedestal, driving mechanism, cunning
Motivation structure, the first interlocking lever, two extendable brackets of the second interlocking lever and setting on the base；
The sliding equipment includes sliding rail and sliding part, and one end of the sliding rail is connect with first interlocking lever, described
The other end of sliding rail suspends, and the sliding part is installed on the sliding rail and can slide along the sliding rail, and described first connects
The both ends of lever are connect with described two extension means respectively, the both ends of second interlocking lever respectively with described two stretching machines
Structure connection, second interlocking lever are connect by sliding part with the sliding rail；
The driving mechanism includes driving motor and lead screw, and the lead screw is arranged inside the sliding rail, the driving electricity
Machine is for driving the lead screw to rotate, and the lead screw is for driving the sliding part to move back and forth along the sliding rail, the cunning
Moving part drives two extendable bracket stretching, extensions by first interlocking lever and second interlocking lever or shrinks.
Further, two extendable brackets are to be symmetrical set, and each extendable bracket includes being sequentially connected
Backrest, seat board linkage mechanism and leg extension mechanism.
Further, the pedestal is two bar shaped chassis disposed in parallel, and the seat board linkage mechanism passes through first
Support member and the second supporting element and the bar shaped chassis are rotatablely connected.
Further, the seat board linkage mechanism includes that L shape seat frame mounting plate, first connecting rod, second connecting rod and third connect
One end of bar, the first connecting rod is connect with First frame bracket, and the other end and third seat frame bracket of the first connecting rod connect
It connects, one end of the second connecting rod is connect with first supporting element, the other end of the second connecting rod and the second seat frame bracket
Connection, one end of the third connecting rod are connect with the second seat frame bracket, the other end of the third connecting rod and the leg extension
Mechanism connection, the First frame bracket, the second seat frame bracket and third seat frame bracket are arranged at the L shape seat frame mounting plate
On.
Further, the backrest is linked by the third seat frame bracket and the first connecting rod and the seat board
Mechanism rotation connection.
Further, it is additionally provided with the first locating part, the second locating part and third locating part on the seat board linkage mechanism,
First locating part is fixed on the second seat frame bracket, and second spacer pin is fixed on the third seat frame bracket
On, the third locating part is fixed on the First frame bracket, described when the extendable bracket is contracted to extreme position
First locating part and the first connecting rod are inconsistent, and second locating part and second supporting element are inconsistent, the third
Locating part and the L shape seat frame mounting plate and third connecting rod are inconsistent.
Further, the front end of the seat board linkage mechanism, the leg extension is arranged in the leg extension mechanism
Structure and the L shape seat frame mounting plate are rotatablely connected.
Further, the both ends of first interlocking lever are rotatablely connected with two first stretching, extension parts respectively.
Further, the both ends of second interlocking lever are rotatablely connected with two first connecting rods respectively.
Further, it is additionally provided with seat frame protection board on the L shape seat frame mounting plate, the seat frame protection board is fixed on institute
State the bending place of L shape seat frame mounting plate.
Further, at least one balancing pole, the both ends point of the balancing pole are additionally provided on the sofa linkage
It is not fixed on two second supporting elements.
Further, at least one antitorque bar, the both ends point of the antitorque bar are additionally provided on the sofa linkage
It is not fixed on two first supporting elements.
Further, the cross section of first interlocking lever and second interlocking lever is round, rectangle or L shape.
Further, the driving motor is rotatablely connected by first rotating shaft and first interlocking lever, and described first turn
Axis is bolt or rotating bolt.
Further, the sliding part is rotatablely connected by the second shaft and second interlocking lever, second shaft
For bolt or rotating bolt.
Compared with prior art, the invention has the following beneficial effects:
(1) it is provided with sliding equipment and driving mechanism between the frame of two stretching, extensions of the invention, wherein driving mechanisms control is slided
Part drives the first interlocking lever and the movement of the second interlocking lever so that the stretching, extension of two extendable brackets or shrink, wherein driving motor with
The driving method structure that screw slide rails combine is simple, accuracy is high, reduce noise, save the cost, is convenient for accurate control.
(2) one end of driving motor of the present invention is rotatablely connected by first rotating shaft and the first interlocking lever, the first interlocking lever with
Leg extension mechanism connects, and driving motor is the entire driving with the first interlocking lever translational forward movement in extendable bracket movement
The center of gravity of mechanism is in the front end of sofa seat, so that people is sitting in the stretching, extension of sofa Shang Shi leg extension mechanism and shrinks more freely
With it is steady, avoid generate shaking the case where.
(3) the first interlocking lever of the invention is arranged between two seat board linkage mechanisms, and the second interlocking lever is arranged in two legs
Between portion's extension means, both seat board linkage mechanism and leg can be respectively driven by the movement of the first interlocking lever and the second interlocking lever
The movement of portion's extension means also acts support and the effect of steady device.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
It in order to illustrate the embodiments of the present invention more clearly or technical approach in the prior art, below will be to embodiment or existing
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of sofa linkage support device provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of sofa linkage provided in an embodiment of the present invention, clear to describe, and removes part knot
Structure；
Fig. 3 is the structural schematic diagram of extendable bracket provided in an embodiment of the present invention leisure appearance state；
Fig. 4 is the structural schematic diagram of extendable bracket lying posture state provided in an embodiment of the present invention.
Wherein, appended drawing reference are as follows: 1- pedestal, 11- bar shaped chassis, 2- sliding equipment, 21- sliding rail, the first interlocking lever of 22-,
The second interlocking lever of 23-, 24- sliding part, 221- first rotating shaft, the second shaft of 231-, 3- extendable bracket, 31- backrest, 32-
Seat board linkage mechanism, 33- leg extension mechanism, 331- first stretch part, and 332- second stretches part, 34- seat frame protection board, 321-
First supporting element, the second supporting element of 322-, 323-L shape seat frame mounting plate, 324- first connecting rod, 325- second connecting rod, 326-
Three-link, 327- First frame bracket, 328- the second seat frame bracket, 329- third seat frame bracket, 4- balancing pole, the antitorque bar of 5-,
6- driving mechanism, 61- driving motor, 62- lead screw, the first locating part of 7-, the second locating part of 8-, 9- third locating part.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
" one embodiment " or " embodiment " referred to herein, which refers to, may be included at least one implementation of the invention
A particular feature, structure, or characteristic.In the description of the present invention, it is to be understood that, term " on ", "lower", "left", "right" etc.
The orientation or positional relationship of instruction is to be merely for convenience of based on shown in attached drawing and the orientation or positional relationship of device use state
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technical characteristic
Quantity.Define as a result, " first ", " second ", " third " feature can express or imply include it is one or more
A this feature.Moreover, term " first ", " second ", " third " etc. are to be used to distinguish similar objects, without for describing spy
Fixed sequence or precedence.It should be understood that the data used in this way are interchangeable under appropriate circumstances, so as to described herein
The embodiment of the present invention can be performed in other sequences than those illustrated or described herein.
Embodiment
As shown in Figs 1-4, the embodiment of the present invention provides a kind of sofa linkage support device, including pedestal 1, driving mechanism 6,
Sliding equipment 2, the first interlocking lever 22, the second interlocking lever 23 and two extendable brackets 3 being arranged on the pedestal 1；The cunning
Motivation structure 2 includes sliding rail 21 and sliding part 24, and one end of the sliding rail 21 is connect with first interlocking lever 22, the sliding rail 21
Other end suspension, the sliding part 24 is installed on the sliding rail 21 and can slide along the sliding rail 21, described first
The both ends of interlocking lever 22 are connect with described two extension means respectively, the both ends of second interlocking lever 23 respectively with it is described two
Extension means connection, second interlocking lever 23 are connect by sliding part 24 with the sliding rail 21；The driving mechanism 6 includes driving
Dynamic motor 61 and lead screw 62, the lead screw 62 are arranged inside the sliding rail 21, and the driving motor 61 is for driving the silk
Thick stick 62 rotates, and for the lead screw 62 for driving the sliding part 24 to move back and forth along the sliding rail 21, the sliding part 24 is logical
It crosses first interlocking lever 22 and second interlocking lever 23 drives two stretching, extensions of extendable bracket 3 or shrinks.
Specifically, the both ends of first interlocking lever 22 are rotated with two first stretching, extension parts 331 at left and right sides of it respectively
Connection.The both ends of second interlocking lever 23 are rotatablely connected with two first connecting rods 324 at left and right sides of it respectively.Its
In, the front end that the first interlocking lever 22 is located at the seat board linkage mechanism 32 is connect with the leg extension mechanism, and described second connects
Lever 23 is located at the middle part of seat board linkage mechanism 32, and the first interlocking lever 22 and the second interlocking lever 23 are arranged in parallel.In some implementations
In example, first interlocking lever 22 and the second interlocking lever 23 can move to drive the leg extension mechanism 33 and institute simultaneously
It states the stretching, extension of seat board linkage mechanism 32 or shrinks.In further embodiments, first interlocking lever 22 and the second interlocking lever 23
It can move alone, the leg extension mechanism 33 and the seat board linkage mechanism 32 is driven to stretch or shrink respectively.Described
The cross section of one interlocking lever 22 and second interlocking lever 23 is round, rectangle or L shape.
Specifically, the driving motor 61 is rotatablely connected by first rotating shaft 221 and first interlocking lever 22, and described the
One shaft 221 is bolt or rotating bolt.The sliding part 24 is connected by the second shaft 231 and second interlocking lever 23 rotation
It connects, second shaft 221 is bolt or rotating bolt.In some embodiments, the sliding part 24 is and sliding rail and lead screw
The sliding block matched.
Specifically, two extendable brackets 3 are to be symmetrical set, and each extendable bracket 3 includes being sequentially connected
Backrest 31, seat board linkage mechanism 32 and leg extension mechanism 33.
Specifically, the pedestal 1 is two bar shaped chassis 11 disposed in parallel, and the seat board linkage mechanism 32 passes through first
Supporting element 321 and the second supporting element 322 are rotatablely connected with the bar shaped chassis 11.
Specifically, the seat board linkage mechanism 32 includes L shape seat frame mounting plate 323, first connecting rod 324, second connecting rod 325
Connect with one end of third connecting rod 326, the first connecting rod 324 with First frame bracket 327, the first connecting rod 324 it is another
One end is connect with third seat frame bracket 329, and one end of the second connecting rod 325 is connect with first supporting element 321, and described
The other end of two connecting rods 325 is connect with the second seat frame bracket 328, one end of the third connecting rod 326 and the second seat frame bracket 328
Connection, the other end of the third connecting rod 326 are connect with the leg extension mechanism 33, the First frame bracket 327, second
Seat frame bracket 328 and third seat frame bracket 329 are arranged on the L shape seat frame mounting plate 323.
Specifically, the backrest 31 passes through the third seat frame bracket 329 and the first connecting rod 324 and the seat
Plate linkage mechanism 32 is rotatablely connected.The backrest 31 by the linkage with the seat board linkage mechanism 32 realize its forward or
The adjusting campaign toppled over backward.
Specifically, the first locating part 7, the second locating part 8 and third limit are additionally provided on the seat board linkage mechanism 32
Part 9, first locating part 7 are fixed on the second seat frame bracket 328, and second locating part 8 is fixed on the third
On seat frame bracket 329, the third locating part 9 is fixed on the First frame bracket 327, when the extendable bracket 3 is shunk
When to extreme position, first locating part 7 and the first connecting rod 324 are inconsistent, second locating part 8 and described second
Supporting element 322 is inconsistent, and the third locating part 9 and the L shape seat frame mounting plate 323 and third connecting rod 326 are inconsistent.It is described
First locating part 7,8 third locating part 9 of the second locating part be used for the extendable bracket stretching, extension or contraction process in by with its
The inconsistent adjusting range to limit the backrest 31 and leg extension mechanism 33 in the position of his connector.In some implementations
In example, the locating part can be spacer pin or limit sleeve.
Specifically, seat frame protection board 34 is additionally provided on the L shape seat frame mounting plate 323, the seat frame protection board 34 is solid
It is scheduled on the bending place of the L shape seat frame mounting plate 323.The seat frame protection board 34 is for protecting and reinforcing the L shape seat frame peace
The intensity of loading board enhances sofa load-bearing capacity.In practical applications, the seat frame protection board 34 according to demand can for plate,
Rod-shaped or angle bar shape.
Specifically, the front end of the seat board linkage mechanism 32, the leg extension is arranged in the leg extension mechanism 33
Mechanism 33 and the L shape seat frame mounting plate 323 are rotatablely connected.The leg extension mechanism 33 includes the first stretching, extension disposed in parallel
Part 331 and the second stretching, extension part 332, the first stretching, extension part 331 and first interlocking lever 22 are rotatablely connected, second stretching, extension
Part 332 and the L shape seat frame mounting plate 323 are rotatablely connected.
Specifically, at least one balancing pole 4, the both ends point of the balancing pole 4 are additionally provided on the sofa linkage
It is not fixed on two second supporting elements 322.In some embodiments, the balancing pole 4 can be designed to according to demand
Round tube with radian, is also possible to the rod piece or plate of square tube or other shapes, and there is the balancing pole 4 enhancing sofa to stablize
Property and guarantee sofa at left and right sides of extendable bracket stress balance effect.
Specifically, at least one antitorque bar 5, the both ends point of the antitorque bar 5 are additionally provided on the sofa linkage
It is not fixed on two first supporting elements 321.In some embodiments, the antitorque bar 5 is also possible to have radian
The rod piece or plate of round tube, square tube or other shapes have and produce during preventing two sides extendable bracket 3 in stretching, extension or contraction
The effect of raw torsion and two sides force unbalance.
The motion principle of the present embodiment is that driving motor 61 drives lead screw 62 to rotate, to drive sliding part 24 along sliding rail
21 move back and forth, to drive the second interlocking lever 23 being connected with sliding part 24 and the first interlocking lever being connected with one end of sliding rail 21
22 generate rotation and translation motion, the final stretching, extension of extendable bracket 3 and contraction for driving two sides.
The transformation of three kinds of postures of sofa linkage of the present invention.Sitting posture state, extendable bracket 3 is contracted to limit shape at this time
State, backrest 31 and leg extension mechanism 33 are collapsed in intermediate seat board linkage mechanism 32, at this time first interlocking lever 22
With the second interlocking lever 23 apart from nearest.As shown in figure 3, leisure posture, backrest 31 keeps angle when sitting posture basic at this time
Constant, leg extension mechanism 33 is deployed into forward that leg rest portion is parallel to the ground, drives in the driving lower slider 24 of driving motor
Second interlocking lever 23 is translate forward, and the first interlocking lever 22 rotates by a certain angle and translates forward.As shown in figure 4, lying posture state,
Seat board linkage mechanism 32 drives leg extension mechanism 33 to continue to translate forward on the basis of leisure appearance, while backrest 31 is backward
Topple over, distance is farthest between first interlocking lever 22 and the second interlocking lever 23 at this time.
It is provided with sliding equipment and driving mechanism between the frame of two stretching, extensions of the invention, wherein driving mechanisms control sliding part band
Dynamic first interlocking lever and the movement of the second interlocking lever, so that two extendable brackets stretching, extensions or shrink, wherein driving motor and lead screw
The driving method structure that sliding rail combines is simple, accuracy is high, reduce noise, save the cost, is convenient for accurate control.Present invention driving
One end of motor is rotatablely connected by first rotating shaft and the first interlocking lever, and the first interlocking lever is connect with leg extension mechanism, is stretched
Driving motor is with the first interlocking lever translational forward movement in support motion, and the center of gravity of entire driving mechanism is in sofa seat
Front end is avoided generating and shaken so that people is sitting in the stretching, extension of sofa Shang Shi leg extension mechanism and shrinks more freely and steadily
Situation.First interlocking lever of the invention is arranged between two seat board linkage mechanisms, and the second interlocking lever is arranged in two leg extensions
Between mechanism, both seat board linkage mechanism and leg extension can be respectively driven by the movement of the first interlocking lever and the second interlocking lever
The movement of mechanism also acts support and the effect of steady device.
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, but not to limit the present invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of sofa linkage support device, which is characterized in that including pedestal (1), driving mechanism (6), sliding equipment (2),
One interlocking lever (22), the second interlocking lever (23) and two extendable brackets (3) being arranged on the pedestal (1)；
The sliding equipment (2) includes sliding rail (21) and sliding part (24), and one end of the sliding rail (21) and described first interlock
Bar (22) connection, the other end suspension of the sliding rail (21), the sliding part (24) are installed on the sliding rail (21) and can
It is slided along the sliding rail (21), the both ends of first interlocking lever (22) are connect with described two extension means respectively, described
The both ends of second interlocking lever (23) are connect with described two extension means respectively, and second interlocking lever (23) passes through sliding part
(24) it is connect with the sliding rail (21)；
The driving mechanism (6) includes driving motor (61) and lead screw (62), and the lead screw (62) is arranged in the sliding rail (21)
Inside, the driving motor (61) is for driving the lead screw (62) to rotate, and the lead screw (62) is for driving the sliding part
(24) it is moved back and forth along the sliding rail (21), the sliding part (24) is connected by first interlocking lever (22) and described second
Lever (23) drives two extendable bracket (3) stretching, extensions or shrinks.
2. a kind of sofa linkage support device according to claim 1, which is characterized in that two extendable brackets (3)
To be symmetrical set, each extendable bracket (3) includes sequentially connected backrest (31), seat board linkage mechanism (32)
With leg extension mechanism (33).
3. a kind of sofa linkage support device according to claim 1, which is characterized in that the pedestal (1) is to set in parallel
The two bar shaped chassis (11) set, the seat board linkage mechanism (32) pass through the first supporting element (321) and the second supporting element (322)
It is rotatablely connected with the bar shaped chassis (11).
4. a kind of sofa linkage support device according to claim 2, which is characterized in that the seat board linkage mechanism (32)
Including L shape seat frame mounting plate (323), first connecting rod (324), second connecting rod (325) and third connecting rod (326), described first connects
One end of bar (324) is connect with First frame bracket (327), the other end and third seat frame bracket of the first connecting rod (324)
(329) it connects, one end of the second connecting rod (325) is connect with first supporting element (321), the second connecting rod (325)
The other end connect with the second seat frame bracket (328), one end of the third connecting rod (326) and the second seat frame bracket (328) are even
It connecing, the other end of the third connecting rod (326) is connect with the leg extension mechanism (33), the First frame bracket (327),
Second seat frame bracket (328) and third seat frame bracket (329) are arranged on the L shape seat frame mounting plate (323).
5. a kind of sofa linkage support device according to claim 2, which is characterized in that the backrest (31) passes through
The third seat frame bracket (329) and the first connecting rod (324) and the seat board linkage mechanism (32) are rotatablely connected.
6. a kind of sofa linkage support device according to claim 4, which is characterized in that the seat board linkage mechanism (32)
On be additionally provided with the first locating part (7), the second locating part (8) and third locating part (9), first locating part (7) is fixed on
On the second seat frame bracket (328), second locating part (8) is fixed on the third seat frame bracket (329), and described
Three locating parts (9) are fixed on the First frame bracket (327), when the extendable bracket (3) is contracted to extreme position, institute
It states the first locating part (7) and the first connecting rod (324) is inconsistent, second locating part (8) and second supporting element
(322) inconsistent, the third locating part (9) and the L shape seat frame mounting plate (323) and third connecting rod (326) are inconsistent.
7. a kind of sofa linkage support device according to claim 2, which is characterized in that the leg extension mechanism (33)
It is arranged in the front end of the seat board linkage mechanism (32), the leg extension mechanism (33) and the L shape seat frame mounting plate (323)
Rotation connection.
8. a kind of sofa linkage support device according to claim 1, which is characterized in that first interlocking lever (22)
Both ends are rotatablely connected with two first stretching, extension parts (331) respectively.
9. a kind of sofa linkage support device according to claim 1, which is characterized in that second interlocking lever (23)
Both ends are rotatablely connected with two first connecting rods (324) respectively.
10. a kind of sofa linkage support device according to claim 4, which is characterized in that the L shape seat frame mounting plate
(323) it is additionally provided on seat frame protection board (34), the seat frame protection board (34) is fixed on the L shape seat frame mounting plate (323)
Bending place.
11. a kind of sofa linkage support device according to claim 1, which is characterized in that on the sofa linkage
It is additionally provided at least one balancing pole (4), the both ends of the balancing pole (4) are separately fixed at two second supporting elements
(322) on.
12. a kind of sofa linkage support device according to claim 1, which is characterized in that on the sofa linkage
It is additionally provided at least one antitorque bar (5), the both ends of the antitorque bar (5) are separately fixed at two first supporting elements
(321) on.
13. a kind of sofa linkage support device according to claim 1, which is characterized in that first interlocking lever (22)
Cross section with second interlocking lever (23) is round, rectangle or L shape.
14. a kind of sofa linkage support device according to claim 1, which is characterized in that the driving motor (61) is logical
It crosses first rotating shaft (221) and first interlocking lever (22) is rotatablely connected, the first rotating shaft (221) is bolt or rotation spiral shell
Bolt.
15. a kind of sofa linkage support device according to claim 1, which is characterized in that the sliding part (24) passes through
Second shaft (231) and second interlocking lever (22) are rotatablely connected, and second shaft (221) is bolt or rotating bolt.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910168625.1A CN109965582A (en) | 2019-03-06 | 2019-03-06 | A kind of sofa linkage support device |
| PCT/CN2020/075995 WO2020177542A1 (en) | 2019-03-06 | 2020-02-20 | Sofa linkage support apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910168625.1A CN109965582A (en) | 2019-03-06 | 2019-03-06 | A kind of sofa linkage support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109965582A true CN109965582A (en) | 2019-07-05 |
Family
ID=67078030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910168625.1A Pending CN109965582A (en) | 2019-03-06 | 2019-03-06 | A kind of sofa linkage support device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109965582A (en) |
| WO (1) | WO2020177542A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020177542A1 (en) * | 2019-03-06 | 2020-09-10 | 锐迈机械科技（吴江）有限公司 | Sofa linkage support apparatus |
| CN111839052A (en) * | 2020-06-11 | 2020-10-30 | 永艺家具股份有限公司 | Electromechanical stretching device |
| CN112293997A (en) * | 2020-09-11 | 2021-02-02 | 永艺家具股份有限公司 | Power stretching device |
| WO2022152309A1 (en) * | 2021-01-18 | 2022-07-21 | 德沃康科技集团有限公司 | Sofa extension device |
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| CN103932521A (en) * | 2014-05-14 | 2014-07-23 | 黄小卫 | Electric mechanical extension device for movable sofa |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020177542A1 (en) * | 2019-03-06 | 2020-09-10 | 锐迈机械科技（吴江）有限公司 | Sofa linkage support apparatus |
| CN111839052A (en) * | 2020-06-11 | 2020-10-30 | 永艺家具股份有限公司 | Electromechanical stretching device |
| CN111839052B (en) * | 2020-06-11 | 2023-07-25 | 永艺家具股份有限公司 | Electromechanical stretching device |
| CN112293997A (en) * | 2020-09-11 | 2021-02-02 | 永艺家具股份有限公司 | Power stretching device |
| CN112293997B (en) * | 2020-09-11 | 2023-07-25 | 永艺家具股份有限公司 | Power stretching device |
| WO2022152309A1 (en) * | 2021-01-18 | 2022-07-21 | 德沃康科技集团有限公司 | Sofa extension device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020177542A1 (en) | 2020-09-10 |
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