CN109924750A - A kind of sofa extendable bracket and extending apparatus - Google Patents
A kind of sofa extendable bracket and extending apparatus Download PDFInfo
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- CN109924750A CN109924750A CN201910165676.9A CN201910165676A CN109924750A CN 109924750 A CN109924750 A CN 109924750A CN 201910165676 A CN201910165676 A CN 201910165676A CN 109924750 A CN109924750 A CN 109924750A
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- footrest rack
- sofa
- connect
- interlocking lever
- connecting rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 85
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 210000000453 second toe Anatomy 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 8
- 210000001255 hallux Anatomy 0.000 claims description 8
- 210000002683 foot Anatomy 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 210000002414 leg Anatomy 0.000 description 31
- 238000009434 installation Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 5
- 210000003371 toe Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- 206010050031 Muscle strain Diseases 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a kind of sofa extendable bracket and extending apparatus, including the leg extension mechanism being arranged on seat frame mounting plate, the leg extension mechanism includes link mechanism, extension mechanism, first footrest rack and the second footrest rack, the link mechanism is for driving the extension mechanism and first footrest rack to stretch or shrink, the extension mechanism is for driving second footrest rack to stretch or shrink, so that when first footrest rack and second footrest rack are contracted to extreme position, the front end face of first footrest rack and the front end face of second footrest rack form an angle.The extending apparatus includes driving mechanism, pedestal and two extendable brackets.Using invention increases the leg rest areas of couch, usage comfort is improved, making toe board, ground clearance increases during exercise, avoids wiping and touches ground.
Description
Technical field
The present invention relates to the mechanical stretching technical field of structures of functional furniture more particularly to a kind of sofa extendable bracket and stretch
Extending apparatus.
Background technique
Function sofa is rapid in Chinese sofa market development in recent years, and more and more people, can be more when furniture is bought
The multifunction sofa that ground selects comfort level good.Preferred sofa seat tool does not have not only if design is unreasonable when as leisure
The effect loosen, relieved fatigue also will lead to a variety of diseases such as lumbar muscle strain, cumulative bad wound disorders.
Function sofa has bigger superiority compared with traditional sofa.The smooth transition from sitting posture to lying posture may be implemented,
Meet to sit, lie fallow, sleep etc. and require.Leaning against when sitting posture has good support to back, and seat height is suitable, guarantees thigh and shank
Basic to keep vertical, both feet are laid flat on the ground, the muscle of thigh bottom can be made to be loosened in this way.When appearance of lying fallow, backrest
It is motionless or topple over slightly.Leg rest mechanism is slowly opened, and is supported the leg of people, is loosened Calf muscle.When lying posture, backrest is transported backward
Dynamic, human body is recumbent on a sofa, and backbone is thoroughly loosened, and toe board can achieve horizontal position, and leg-supporting alleviates leg
Portion's fatigue.
For the functional requirement and usage comfort for meeting user, design leg rest plate suqare is larger, moves in posture transformation
Steadily, the mechanical extending device for situations such as avoiding the occurrence of velocity jump, trembling, tilt, is stuck is necessary.
Summary of the invention
The technical problem to be solved by the embodiment of the invention is that solving existing capability mechanical extending device for sofa toe board
The problem of size is smaller, toe board is easily rubbable into ground in telescopic process.
In order to solve the above-mentioned technical problem, the present invention in view of the deficiencies of the prior art and defect, provides a kind of sofa and stretches
Bracket is opened up, including the leg extension mechanism being arranged on seat frame mounting plate, the leg extension mechanism includes link mechanism, extends
Mechanism, the first footrest rack and the second footrest rack, the link mechanism is for driving the extension mechanism and first footrest rack
Stretching, extension is shunk, and the extension mechanism is for driving second footrest rack to stretch or shrink, so that first footrest rack
When being contracted to extreme position with second footrest rack, the front end of the front end face of first footrest rack and second footrest rack
Face forms an angle.
Further, the extension mechanism includes V-arrangement guide rod, the first interlocking lever and the second interlocking lever that are staggered,
The both ends of first interlocking lever are located at the two sides of second interlocking lever, and one end of first interlocking lever connects with first
Bar connection, the other end of first interlocking lever connect with the V-arrangement guide rod, one end of second interlocking lever and described the
The connection of one footrest rack, the other end of second interlocking lever are connect with second footrest rack, and second interlocking lever, second are put
Foot prop, V-arrangement guide rod and the first footrest rack form four-bar linkage.
Further, when the leg extension mechanism is contracted to extreme position, the front end face of first footrest rack and institute
The angle for stating the second footrest rack front end face is 20 °~70 °.
Further, the extension mechanism is additionally provided with locating part, and the locating part is set on first footrest rack,
When the leg extension mechanism extends to lying posture position, the locating part and second interlocking lever are contradicted.
Further, it is provided with the first toe board on first footrest rack, is provided with second on second footrest rack
Toe board.
Further, when the leg extension mechanism extends to lying posture position, first toe board and described second is put
Sole is parallel.
Further, the bending place of the V-arrangement guide rod is provided with connecting hole, and first interlocking lever passes through pin and company
Hole is connect to connect with the V-arrangement guide rod.
Further, the angle of the V-arrangement guide rod bending is 110 °~145 °.
Further, first interlocking lever and second interlocking lever are hook-shaped.
Further, first footrest rack is inverted triangular structure.
Further, the link mechanism includes the first rocking bar, the second rocking bar, first connecting rod and second connecting rod；
One end of first rocking bar is connect with the seat frame mounting plate, the other end of first rocking bar and described first
Connecting rod connection, one end of second rocking bar connect with the seat frame mounting plate, the other end of second rocking bar and described the
The connection of two connecting rods, first rocking bar is arranged in a crossed manner by spacer pin with the second connecting rod, and the seat frame mounting plate, first shake
Bar, the second rocking bar and second connecting rod form four-bar linkage；
One end of the first connecting rod is connect with first rocking bar, and the other end of the first connecting rod and described first connects
Lever connection, one end of the second connecting rod are connect with second rocking bar, the other end of the second connecting rod and described first
Footrest rack connection, first rocking bar, first connecting rod, second connecting rod and first footrest rack form four-bar linkage.
Further, when the leg extension mechanism extends to lying posture position, second toe board and the seat frame are pacified
The distance between loading board front end is more than or equal to 39cm.
The present invention also provides a kind of sofa extending apparatus, including driving mechanism, pedestal and two extendable brackets, the driving machines
Structure is arranged on the base, and two extendable brackets are symmetricly set on the side of the pedestal by seat frame mounting plate.
Further, the driving mechanism includes actuator, push rod and drive link, and described actuator one end is fixed on institute
The middle of the base is stated, the other end is connect with the push rod, and the push rod is connect with the drive link.
Further, the drive link both ends are both provided with double-action plate, one end of each double-action plate and the drive
Dynamic connecting rod connection, the other end are connect with the described second distant bar.The implementation of the embodiments of the present invention has the following beneficial effects:
(1) leg extension mechanism of the present invention is provided with extension mechanism, increases the second footrest rack, sofa is made to be switched to lying posture
When position, whole leg rest spot size increases, and leg rest area increases, and improves couch usage comfort.
(2) present invention is provided with the first footrest rack and when extension mechanism makes leg extension stent collapses to extreme position
The front end face of two footrest racks is angled, the design of the angle so that the second footrest rack and the second toe board in stretching motion
Ground clearance become larger, avoid wiping the phenomenon that touching ground, increase robust motion.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of sofa extendable bracket of the present invention；
Fig. 2 is the structural schematic diagram of leg extension mechanism of the present invention contraction state；
Fig. 3 is the positive structure schematic of leg extension mechanism of the present invention；
Fig. 4 is the structure schematic diagram of leg extension mechanism of the present invention；
Fig. 5 is the structural schematic diagram of extension mechanism of the present invention；
Fig. 6 is a kind of structural schematic diagram of sofa extending apparatus of the present invention.
Wherein, appended drawing reference are as follows: 10- seat frame mounting plate, 20- backrest module, 30- linkage mechanism, 400- leg extension
Structure, 410- link mechanism, the first rocking bar of 411-, 412- first connecting rod, the second rocking bar of 413-, 414- second connecting rod, 415- first
Footrest rack, the first toe board of 416-, the first installation sheet of 417-, 418- spacer pin, 420- extension mechanism, the first interlocking lever of 421-,
The second interlocking lever of 422-, 423-V shape guide rod, the second footrest rack of 424-, the second toe board of 425-, 426- locating part, 427-
Two installation sheets, 50- driving mechanism, 51- actuator, 52- push rod, 53- drive link, 54- double-action plate, 60- pedestal, 100- stretching, extension
Bracket.
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 ", "top", "bottom", etc. instruction
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can be expressed or what is implied includes one or more of the features.Moreover, term " first ", " second "
Etc. being to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that use in this way
Data are interchangeable under appropriate circumstances, so that the embodiment of the present invention described herein can be in addition to illustrating herein or retouching
Sequence other than those of stating is implemented.
Embodiment 1:
As shown in Figs. 1-5, the present invention provides a kind of sofa extendable bracket, including the backrest being arranged on seat frame mounting plate 10
Component 20, linkage mechanism 30 and leg extension mechanism 400, described 30 one end of linkage mechanism are connect with the backrest module 20, separately
One end is connect with the leg extension mechanism 400；
The leg extension mechanism 400 is put including link mechanism 410, extension mechanism 420, the first footrest rack 415 and second
Foot prop 424, the link mechanism 410 are used to that the extension mechanism 420 and first footrest rack 415 to be driven to stretch or shrink,
The extension mechanism 420 for driving second footrest rack 424 to stretch or shrink so that first footrest rack 415 with
When second footrest rack 424 is contracted to extreme position, the front end face of first footrest rack 415 and second footrest rack
424 front end face forms an angle.
Specifically, the extension mechanism 420 includes V-arrangement guide rod 423, the first interlocking lever 421 and second being staggered
Interlocking lever 422, the both ends of first interlocking lever 421 are located at the two sides of second interlocking lever 422, and described first interlocks
One end of bar 421 is connect with first connecting rod 412, and the other end of first interlocking lever 421 is connect with V-arrangement guide rod 423, described
One end of second interlocking lever 422 is connect with the first footrest rack 415, the other end and the second footrest rack of second interlocking lever 422
424 connections, second interlocking lever 422, the second footrest rack 424, V-arrangement guide rod 423 and the first footrest rack 415 form plane four
Linkage.
Specifically, it is provided with the first toe board 416 on first footrest rack 415, is arranged on second footrest rack 424
There is the second toe board 425.
Specifically, when the leg extension mechanism 400 is contracted to extreme position, the front end face of first footrest rack 415
Angle with the front end face of second footrest rack 424 is 20 °, so that second toe board 425 is being stretched and shunk
Ground is not touched in journey.
Specifically, the first installation sheet 417, the first installation sheet 417 and the first leg rest are provided on first footrest rack 415
Plate 416 is fixedly connected, and the second installation sheet 427, the second installation sheet and the second toe board are provided on second footrest rack 424
425 are fixedly connected.The mounting hole for installation is both provided on first installation sheet 417 and the second installation sheet 427.Described
One footrest rack 415 and the bending of the first installation sheet 417 are integrally formed or are welded to connect, second footrest rack 424 and the second installation
The bending of piece 427 is integrally formed or is welded to connect.In some embodiments, the front end face of first footrest rack 415 and described the
The front end face of two footrest racks 424 form an angle i.e. described first installation sheet 417 with second installation sheet 427 at a clamp
Angle.
Specifically, when the leg extension mechanism 400 extends to lying posture position, first footrest rack 415 and described the
The front end face of two footrest racks 424 is parallel.
Specifically, the extension mechanism 420 is additionally provided with locating part 426, and the locating part 426 is set to described first and puts
On foot prop 415, when the leg extension mechanism 400 extends to lying posture position, the locating part 426 and second interlocking lever
422 contradict.Locating part 426 is used to limit the position of leg extension mechanism second toe board 425 when extending to lying posture position, protects
Demonstrate,prove self-locking function of the couch at lying posture position.
Specifically, the bending place of the V-arrangement guide rod 423 is provided with connecting hole, and first interlocking lever 421 passes through pin
It is rotatablely connected with connecting hole and the V-arrangement guide rod 423 in the bending place of V-arrangement guide rod 423.
Specifically, the angle that the V-arrangement guide rod 423 is bent is 110 °~145 °.
Specifically, first footrest rack 415 is inverted triangular structure.First toe board 416 is mounted on the first footrest rack
On 415 bevel edge, toe board area can be made to increase.
Specifically, described 410 one end of link mechanism is connect with the front end of the seat frame mounting plate 10, and the other end prolongs with described
The connection of mechanism 420 is stretched, the link mechanism 410 includes the first rocking bar 411, the second rocking bar 413, first connecting rod 412 and the second company
Bar 414；One end of first rocking bar 411 is connect with the seat frame mounting plate 10, the other end of first rocking bar 411 and institute
The connection of first connecting rod 412 is stated, one end of second rocking bar 413 is connect with the seat frame mounting plate 10, second rocking bar 413
The other end connect with the second connecting rod 414, first rocking bar 411 and the second connecting rod 414 are handed over by spacer pin 418
Fork setting, the seat frame mounting plate 10, the first rocking bar 411, the second rocking bar 413 and second connecting rod 414 form four-bar linkage；
Specifically, one end of the first connecting rod 412 is connect with first rocking bar 411, the first connecting rod 412 it is another
One end is connect with first interlocking lever 421, and one end of the second connecting rod 414 is connect with second rocking bar 413, and described
The other end of two connecting rods 414 is connect with first footrest rack 415, first rocking bar 411, first connecting rod 412, second connecting rod
414 and first footrest rack 415 formed four-bar linkage.
Specifically, when the leg extension mechanism 400 extends to lying posture position, second toe board 425 and the seat
The distance between 10 front end of frame mounting plate is more than or equal to 39cm.In order to play the role of better leg-supporting and leg of releiving,
In practical applications, referring to human body adult sizes and related sofa seat standard, rear seat frame mounting plate is unfolded in leg telescoping mechanism
The length of 10 the second toe board of front end distance, 425 front end face will reach 39cm or more.
As shown in fig. 6, the present invention provides a kind of sofa extending apparatus, including driving mechanism 50, pedestal 60 and two stretching, extension branch
Frame 100, the driving mechanism 50 are arranged on the pedestal 60, and each extendable bracket 100 is set by seat frame mounting plate 10
It sets in the side of the pedestal 60.The pedestal 60 is a fixed transverse rod, and driving mechanism is fixed on the middle position of pedestal.Two stretch
Exhibition bracket 100 is separately mounted to the both ends of pedestal, and is symmetricly set on its two sides.
Specifically, the driving mechanism 50 includes actuator 51, push rod 52 and drive link 53, described 51 one end of actuator
It is fixed on 60 middle part of pedestal, the other end is connect with the push rod 52, and the push rod 52 is connect with the drive link 53.Institute
Stating driving mechanism is electric push rod mechanism, and wherein actuator is driving motor and coupled reduction gear.Some
In embodiment, the push rod 52 or slide block guide rail.
Specifically, 53 both ends of drive link are both provided with double-action plate 54, each described 54 one end of double-action plate with it is described
Drive link 53 connects, and the other end is connect with the described second distant bar 413.
Mechanical extending device of the present invention, driving mechanism pass through the movement of push rod 52, drive drive link 53 mobile, with driving
The double-action plate 54 that connecting rod 53 connects starts turning, and drives the two four-bar linkages stretching, extension formed in link mechanism 410 or shrinks,
The rotation of the first interlocking lever 421 is driven by first connecting rod 412, to realize stretching for extension mechanism 420 and the second toe board 425
Contracting, wherein the second toe board is gradually arranged in the motion path of the first toe board, while V-arrangement guide rod 423 and hook-shaped company
The design of lever ensure that the ground clearance when movement of the second toe board 425, avoids and touches ground in stretching motion, makes to transport
Dynamic stationarity improves.
Embodiment 2:
Embodiment 2 the difference from embodiment 1 is that: when the leg extension mechanism 400 is contracted to extreme position, described
The angle of one footrest rack 415 and 424 front end face of the second footrest rack is 45 °, so that second toe board 425 is stretching
With ground is not touched in contraction process.
Embodiment 3:
Embodiment 3 the difference from example 2 is that: when the leg extension mechanism 400 is contracted to extreme position, described
The angle of one footrest rack 415 and 424 front end face of the second footrest rack is 70 °, so that second toe board 425 is stretching
With ground is not touched in contraction process.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (15)
1. a kind of sofa extendable bracket, which is characterized in that including the leg extension mechanism being arranged on seat frame mounting plate (10)
(400), the leg extension mechanism (400) include link mechanism (410), extension mechanism (420), the first footrest rack (415) and
Second footrest rack (424), the link mechanism (410) is for driving the extension mechanism (420) and first footrest rack
(415) it stretches or shrinks, the extension mechanism (420) is used to that second footrest rack (424) to be driven to stretch or shrink, so that
When first footrest rack (415) and second footrest rack (424) are contracted to extreme position, first footrest rack (415)
Front end face and the front end face of second footrest rack (424) form an angle.
2. a kind of sofa extendable bracket according to claim 1, which is characterized in that the extension mechanism (420) includes V-arrangement
Guide rod (423), the first interlocking lever (421) being staggered and the second interlocking lever (422), first interlocking lever (421)
Both ends are located at the two sides of second interlocking lever (422), one end of first interlocking lever (421) and first connecting rod
(412) it connects, the other end of first interlocking lever (421) is connect with the V-arrangement guide rod (423), second interlocking lever
(422) one end is connect with first footrest rack (415), and the other end of second interlocking lever (422) is put with described second
Foot prop (424) connection, second interlocking lever (422), the second footrest rack (424), V-arrangement guide rod (423) and the first footrest rack
(415) four-bar linkage is formed.
3. a kind of sofa extendable bracket according to claim 1, which is characterized in that the leg extension mechanism (400) is received
When being reduced to extreme position, the front end face of first footrest rack (415) and the angle of the second footrest rack (424) front end face are
20 °~70 °.
4. a kind of sofa extendable bracket according to claim 1, which is characterized in that the extension mechanism (420) also sets up
Finite place piece (426), the locating part (426) are set on first footrest rack (415), the leg extension mechanism
(400) when extending to lying posture position, the locating part (426) and second interlocking lever (422) are contradicted.
5. a kind of sofa extendable bracket according to claim 1, which is characterized in that set on first footrest rack (415)
It is equipped with the first toe board (416), is provided with the second toe board (425) on second footrest rack (424).
6. a kind of sofa extendable bracket according to claim 5, which is characterized in that the leg extension mechanism (400) is stretched
When exhibition to lying posture position, first toe board (416) is parallel with the second toe board (425).
7. a kind of sofa extendable bracket according to claim 2, which is characterized in that the bending of the V-arrangement guide rod (423)
Place is provided with connecting hole, and first interlocking lever (421) is connect by pin and connecting hole with the V-arrangement guide rod (423).
8. a kind of sofa extendable bracket according to claim 7, which is characterized in that V-arrangement guide rod (423) bending
Angle is 110 °~145 °.
9. a kind of sofa extendable bracket according to claim 2, which is characterized in that first interlocking lever (421) and institute
It is hook-shaped for stating the second interlocking lever (422).
10. a kind of sofa extendable bracket according to claim 1, which is characterized in that first footrest rack (415) is to fall
Triangular structure.
11. a kind of sofa extendable bracket according to claim 1, which is characterized in that the link mechanism (410) includes the
One rocking bar (411), the second rocking bar (413), first connecting rod (412) and second connecting rod (414)；
One end of first rocking bar (411) is connect with the seat frame mounting plate (10), the other end of first rocking bar (411)
It is connect with the first connecting rod (412), one end of second rocking bar (413) is connect with the seat frame mounting plate (10), described
The other end of second rocking bar (413) is connect with the second connecting rod (414), first rocking bar (411) and the second connecting rod
(414) by spacer pin (418) it is arranged in a crossed manner, the seat frame mounting plate (10), the first rocking bar (411), the second rocking bar (413) and
Second connecting rod (414) forms four-bar linkage；
One end of the first connecting rod (412) is connect with first rocking bar (411), the other end of the first connecting rod (412)
It is connect with first interlocking lever (421), one end of the second connecting rod (414) is connect with second rocking bar (413), described
The other end of second connecting rod (414) is connect with first footrest rack (415), first rocking bar (411), first connecting rod
(412), second connecting rod (414) and first footrest rack (415) form four-bar linkage.
12. a kind of sofa extendable bracket according to claim 1, which is characterized in that the leg extension mechanism (400) is stretched
When exhibition to lying posture position, the distance between second toe board (425) and seat frame mounting plate (10) front end are more than or equal to
39cm。
13. a kind of sofa extending apparatus, which is characterized in that including driving mechanism (50), pedestal (60) and two extendable brackets
(100), the driving mechanism (50) is arranged on the pedestal (60), and two extendable brackets (100) pass through seat frame mounting plate
(10) it is symmetricly set on the side of the pedestal (60).
14. a kind of sofa extending apparatus according to claim 13, which is characterized in that the driving mechanism (50) includes driving
Moving part (51), push rod (52) and drive link (53), described actuator (51) one end is fixed in the middle part of the pedestal (60), another
End is connect with the push rod (52), and the push rod (52) connect with the drive link (53).
15. a kind of sofa extending apparatus according to claim 13, which is characterized in that drive link (53) both ends are all
Be provided with double-action plate (54), one end of each double-action plate (54) is connect with the drive link (53), the other end with it is described
Second distant bar (413) connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019100177038 | 2019-01-08 | ||
| CN201910017703 | 2019-01-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109924750A true CN109924750A (en) | 2019-06-25 |
| CN109924750B CN109924750B (en) | 2024-06-11 |
Family
ID=66986560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910165676.9A Active CN109924750B (en) | 2019-01-08 | 2019-03-04 | Sofa stretching bracket and stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109924750B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111265049A (en) * | 2019-10-09 | 2020-06-12 | 锐迈机械科技（吴江）有限公司 | Sofa production method |
| CN112690604A (en) * | 2021-02-05 | 2021-04-23 | 惠州市奥鑫家具有限公司 | Bracket component with anti-pinch protection and stretching enhancement functions for functional sofa and preparation method of bracket component |
| CN113812796A (en) * | 2021-08-18 | 2021-12-21 | 锐迈机械科技（吴江）有限公司 | Sofa linkage device with leg oblique-folding function, sofa support and sofa |
| CN114435978A (en) * | 2020-11-03 | 2022-05-06 | 杭州壹悟科技有限公司 | Mechanical device and carrying equipment |
| CN114568875A (en) * | 2020-11-28 | 2022-06-03 | 顾家家居股份有限公司 | Functional sofa mechanical stretching device with foldable foot rest |
| WO2022156781A1 (en) * | 2021-01-22 | 2022-07-28 | 德沃康科技集团有限公司 | Sofa extension apparatus |
| WO2024016418A1 (en) * | 2022-07-22 | 2024-01-25 | 锐迈科技股份有限公司 | Mechanical extension device for movable seat unit, and seat unit |
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| CN111265049A (en) * | 2019-10-09 | 2020-06-12 | 锐迈机械科技（吴江）有限公司 | Sofa production method |
| CN114435978A (en) * | 2020-11-03 | 2022-05-06 | 杭州壹悟科技有限公司 | Mechanical device and carrying equipment |
| CN114435978B (en) * | 2020-11-03 | 2024-02-27 | 杭州壹悟科技有限公司 | Mechanical device and carrying equipment |
| CN114568875A (en) * | 2020-11-28 | 2022-06-03 | 顾家家居股份有限公司 | Functional sofa mechanical stretching device with foldable foot rest |
| CN114568875B (en) * | 2020-11-28 | 2024-03-19 | 顾家家居股份有限公司 | Foldable functional sofa mechanical stretching device of foot rest |
| WO2022156781A1 (en) * | 2021-01-22 | 2022-07-28 | 德沃康科技集团有限公司 | Sofa extension apparatus |
| CN112690604A (en) * | 2021-02-05 | 2021-04-23 | 惠州市奥鑫家具有限公司 | Bracket component with anti-pinch protection and stretching enhancement functions for functional sofa and preparation method of bracket component |
| CN112690604B (en) * | 2021-02-05 | 2022-08-02 | 惠州市奥鑫家具有限公司 | Bracket component with anti-pinch protection and stretching enhancement functions for functional sofa and preparation method of bracket component |
| CN113812796A (en) * | 2021-08-18 | 2021-12-21 | 锐迈机械科技（吴江）有限公司 | Sofa linkage device with leg oblique-folding function, sofa support and sofa |
| CN113812796B (en) * | 2021-08-18 | 2023-08-29 | 锐迈机械科技（吴江）有限公司 | Sofa linkage device with leg oblique folding function, sofa support and sofa |
| WO2024016418A1 (en) * | 2022-07-22 | 2024-01-25 | 锐迈科技股份有限公司 | Mechanical extension device for movable seat unit, and seat unit |
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