CN110403390A - A kind of stretching, extension transmission component of sofa with movable part brandreth - Google Patents
A kind of stretching, extension transmission component of sofa with movable part brandreth Download PDFInfo
- Publication number
- CN110403390A CN110403390A CN201910606895.6A CN201910606895A CN110403390A CN 110403390 A CN110403390 A CN 110403390A CN 201910606895 A CN201910606895 A CN 201910606895A CN 110403390 A CN110403390 A CN 110403390A
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- Prior art keywords
- connector
- push
- stretching
- sofa
- brandreth
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- 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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- 230000005540 biological transmission Effects 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
Classifications
-
- 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
-
- 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)
- Seats For Vehicles (AREA)
Abstract
The present invention provides a kind of stretching, extension transmission component of sofa with movable part brandreth, sofa brandreth includes fixed part and extending part, extending part is collapsibly riveted on fixed part, stretching transmission component includes the first connector, push-rod electric machine and the second connector, first connector is channel-shaped connecting rod, and first connector includes opposite the first fixing end and the first riveting end.Structure of the invention is simple, change currently used fixed form motor being fixed on sofa brandreth, then it is push-rod electric machine is hanging, so that the first connector and the second connector are as load-supporting part, the burden of push-rod electric machine can greatly be mitigated, the firmness degree and stability for increasing stretching, extension transmission component, extend service life of the invention.
Description
Technical field
The present invention relates to automatic stretching, extension sofa production field more particularly to a kind of stretching, extension transmission groups of sofa with movable part brandreth
Part.
Background technique
Sofa is commonly used furniture in people's daily life, other than common household sofa, movie theatre sofa and is pressed
The sofa etc. that rubs can stretch the chair back or the sofa with movable part city that can be stretched automatically with head extending apparatus, foot's extending apparatus
It is same huge, the central seat position of general sofa with movable part be it is fixed, when user wants to lie down, turn on the switch, head
It is stretched with the stretching, extension parts of foot, sofa with movable part is opened.
Be typically all at present by the lower section of seat portion install motor expansion link mechanism and multiple link mechanisms come
Realize the stretching, extension and withdrawal on head and foot's extension assembly.In the stretching, extension of motor telescopic rod, due to the structure of sofa, motor is flexible
Bar can tilt upwards, and the angle of motor changes.In order to guarantee that motor can move while fixing motor, use at present
Motor fixing device fixing motor, motor fixing device both ends are removably secured on the brandreth under sofa seat, such horse
Up to can be with motor fixing device swing together when flexible, but this structure relies primarily on the junction branch of motor
Support, long-time load-bearing larger pressure while, stretch, and influence the stability of structure.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of sofa with movable part brandreth proposed
Stretch transmission component.
To achieve the above object, present invention employs following technical solutions:
A kind of stretching, extension transmission component of sofa with movable part brandreth, the sofa brandreth include fixed part and extending part, the fixed part
It is the main body of the sofa brandreth, the fixed part and the extending part are folding telescopic structure, and the extending part is foldable
Ground is riveted on the fixed part, and the stretching, extension transmission component includes the first connector, push-rod electric machine and the second connector, institute
Stating the first connector is channel-shaped connecting rod, and first connector includes opposite the first fixing end and the first riveting end, described the
One fixing end is fixed on the fixed part, and the first riveting end and the push-rod electric machine rivet；The push-rod electric machine pushes away
Bar is inserted into the slot of first connector and is riveted at first riveting end, the separate push rod of the push-rod electric machine
One end is connected with second connector, and second connector is identical as first connecting-piece structure, and described second connects
Fitting includes opposite the second fixing end and the second riveting end, one end insertion described second of the separate push rod of the push-rod electric machine
It in the slot of connector and is riveted at second riveting end, second fixing end is fixed on the extending part.
Preferably, first connector includes two parallel arc-shaped clamping plates, and the first of two arc-shaped clamping plates is solid
Fixed end is locked on the fixed part by locking block, the push rod of the push-rod electric machine be located at the first riveting end two it is parallel
Among arc-shaped clamping plate；Second connector is identical as first connecting-piece structure, and second connector passes through locking
Block locks on the extending part.
Preferably, first connector is welded on the fixed part or by screw locking on fixed part, described
Second connector is welded on the extending part or by screw locking on extending part.
Preferably, the locking block is the fixed link that section is polygon.
Preferably, the center of circle of first connector is located at the side where the push-rod electric machine, second connector
The center of circle be located at the side where the push-rod electric machine
Preferably, first connector, the push-rod electric machine and second connector are respectively positioned on same plane.
Preferably, the extending part includes level-one extension assembly and second level extension assembly, the second level extension assembly riveting
In one end of the fixed part, the level-one extension assembly is riveted on one far from the fixed part of the second level extension assembly
End.
Preferably, the level-one extension assembly, second level extension assembly and the fixed part are riveted by connecting rod,
Two adjacent connecting rods are mutually rotated around riveting point.
Preferably, the second fixing end of second connector is fixed on the level-one extension assembly and second level stretching, extension
In the connecting rod of component handover.
Compared with prior art, the invention has the benefit that
A kind of stretching, extension transmission component of sofa with movable part brandreth of the invention expands sofa to drive extending part to be unfolded or bounce back
Area, be easy to use personnel to lean on either sleeping lies.Stretching transmission component includes the first connector, push-rod electric machine and second
Connector, the first connector are fixed on fixed part, and the second connector is fixed on extending part, and the push rod of push-rod electric machine is riveted on
On first connector, the other end is riveted on the second connector, opens extending part by the push rod stretching, extension of push-rod electric machine.The present invention
Structure it is simple, change the currently used fixed form being fixed on motor on sofa brandreth, then push-rod electric machine is hanging,
So that the first connector and the second connector can greatly mitigate the burden of push-rod electric machine, increase stretching, extension as load-supporting part
The firmness degree and stability of transmission component, extend service life of the invention.
Detailed description of the invention
Fig. 1 is a kind of expansion process structure diagram of the stretching, extension transmission component of sofa with movable part brandreth；
Fig. 2 is that a kind of stretching, extension transmission component of sofa with movable part brandreth is fully deployed structure chart；
Fig. 3 is a kind of foldable structure schematic diagram of the stretching, extension transmission component of sofa with movable part brandreth.
Specific embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby cooperate embodiment detailed
It is described as follows.
Incorporated by reference to referring to Fig.1, Fig. 2 and Fig. 3, the present invention provides a kind of stretching, extension transmission component of sofa with movable part brandreth,
Sofa brandreth includes fixed part 4 and extending part 5, and it is seat portion that fixed part 4, which is the main body of sofa brandreth, and extending part 5 can be
Head stretches backrest either foot and stretches pedal, and fixed part 4 and extending part 5 are folding telescopic structure, and extending part 5 is foldable
Ground is riveted on fixed part 4, and stretching, extension transmission component includes the first connector 1, push-rod electric machine 3 and the second connector 2, and first connects
Fitting 1 is channel-shaped connecting rod, and the first connector 1 includes opposite the first fixing end 11 and the first riveting end 12, the first fixing end 11
It is fixed on fixed part 4, the first fixing end 11 cannot rotate on fixed part 4, can be through the side such as welding, screwing
Formula is fixed.First riveting end 12 and push-rod electric machine 3 rivet；The push rod of push-rod electric machine 3 is inserted into the slot of the first connector 1 and riveting
It connecing at the first riveting end 12, the first connector 1 is channel-shaped, and the push rod of push-rod electric machine 3 is inserted into the slot of the first connector 1,
Perforation is opened up on the both sides of slot, push rod and riveting across push-rod electric machine 3, such push-rod electric machine 3 can rivet end 12 first
Place is rotated around rivet, and all there is cell wall blocking at both ends, will not fall off.One end of the separate push rod of push-rod electric machine 3 connects with second
Fitting 2 is connected, and the second connector 2 is identical as 1 structure of the first connector, and the second connector 2 includes the second opposite fixing end
21 and second rivet end 22, and one end of the separate push rod of push-rod electric machine 3 is inserted into the slot of the second connector 2 and is riveted on the second riveting
It connects at end 22, the second fixing end 21 is fixed on extending part 5；Likewise, structure at the second riveting end 22 and the first riveting end 12
Identical, one end of the separate push rod of push-rod electric machine is equipped with fixing seat, and fixing seat is equipped with perforation, the second riveting of fixing seat insertion end
In slot at 22, rivet passes through the perforation in the second riveting end 22 and fixing seat, it is riveted, and such push-rod electric machine 3 can be with
It is rotated around rivet at the second riveting end 22.
When needing for extending part 5 to be unfolded, start push-rod electric machine 3, since the first fixing end 11 of the first connector 1 is fixed on
It can not be rotated on fixed part 4, therefore when the push rod stretching of push-rod electric machine 3, push-rod electric machine 3 abuts against the riveting of the first connector 1
End extends backward, and the first riveting end 12 remains stationary, with the elongation of push rod, the one end of push-rod electric machine 3 far from push rod backward on
Fang Yidong, entire sofa brandreth start to stretch, and extending part 5 is unfolded to the mobile direction of push rod, due to the second of the second connector 2
Fixing end 21 is fixed together with extending part 5, therefore extending part 5 will drive second to while push rod mobile direction expansion
Second fixing end 21 of connector 2 rotates rearwardly and upwardly, until the second fixing end 21 turns to the second riveting end 22 and is resisted against and pushes away
It can not be rotated on bar motor 3,5 full extension of extending part is completed.
The present invention abandons the fixing means that push-rod electric machine 3 is commonly fixed on to 4 lower section of fixed part, and push-rod electric machine 3 is hanged
Sky, 3 both ends of push-rod electric machine pass through the first connector 1 respectively and the second connector 2 is connected on fixed part 4 and extending part 5, and first
Connector 1 and the second connector 2 are used as load-supporting part, can possess compared with the fixing means for fixing push-rod electric machine 3 and preferably hold
Beijing South Maxpower Technology Co. Ltd's power, push-rod electric machine 3 are vacantly connected to two connectors center, and telescopic rod is flexible more easily, and the stretching, extension of extending part 5 is quicker
Flexibly.Structure of the invention very simple, convenient for production and production cost is low, is easy to produce in enormous quantities.
In one embodiment, the first connector 1 includes two parallel arc-shaped clamping plates 13, two arc-shaped clamping plates 13
First fixing end 11 is locked on fixed part 4 by locking block 14, and the push rod of push-rod electric machine 3 is located at the first riveting end 12 two
Among parallel arc-shaped clamping plate 13；Second connector 2 is identical as 1 structure of the first connector, and the second connector 2 passes through locking block
14 lockings are on extending part 5.First connector 1 and the second connector 2 are arc-shaped, and the structure of arc-shaped can be solid first
Difference in height is generated between fixed end 11 and the first riveting end 12 and between the second fixing end 21 and the second riveting end 22, so that push rod
It is not in contact with each other between the push rod of motor 3 and the first fixing end 11, will not influence the stretching motion of push rod.Since push rod is stretching
When, push rod abuts against the first riveting end 12 force, and one end of the separate push rod of push-rod electric machine 3 abuts against the second riveting end 22 and applies
Power, the first connector 1 and 2 stress of the second connector of arc-shaped are smaller, and load-bearing capacity is stronger, enhance firm journey of the invention
Degree.First connector 1 can be welded to fixed part 4 or by screw locking on fixed part 4, the welding of the second connector 2
In extending part 5 or pass through screw locking on extending part 5.Further, locking block 14 is the fixed link that section is polygon,
The fixed link of polygon passes through the first fixing end 11 and first connector 1 is fixed on fixed part 4, due to needing to keep first to fix
Hold 11 fixed, therefore the fixed link of polygon is compared to circular fixed link, is more less likely to occur to rotate and fall off
Situation, it is fixedly more solid.The center of circle of first connector 1 is located at the side where push-rod electric machine 3, the circle of the second connector 2
The heart is located at the side where push-rod electric machine 3, when the push rod stretching, extension of such push-rod electric machine 3, it is ensured that the second connector 2 is to needs
Direction rotation expansion.
Preferably, the first connector 1, push-rod electric machine 3 and the second connector 2 are respectively positioned on same plane, such push rod electricity
3 push rod of machine force is more convenient, so that extending part 5 is trailed.
In one embodiment, extending part 5 includes level-one extension assembly 51 and second level extension assembly 52, second level extension assembly 52
It is riveted on one end of fixed part 4, level-one extension assembly 51 is riveted on one end of the separate fixed part 4 of second level extension assembly 52.One
Grade extension assembly 51, second level extension assembly 52 and fixed part 4 are riveted by connecting rod, and two adjacent connecting rods are around riveting
Contact mutually rotates.Second fixing end 21 of the second connector 2 is fixed on level-one extension assembly 51 and second level extension assembly 52 is handed over
In the connecting rod connect.
Sofa with movable part brandreth is generally divided into that structure is identical and symmetrical left and right two parts, i.e. two sides pair where the handrail of both sides
Claim, and need to be connected by intermediate connecting rod mechanism, the present invention may be mounted at the centre of intermediate connecting rod mechanism, in this way may be used
Extending part 5 is more smoothly unfolded, stress is more balanced.Fixed part 4 is the seat position of sofa main body, is foldable telescopic
Structure, extending part 5 can be the stretching, extension pedal of the stretching, extension backrest either foot on head, fixed part and pars contractilis by shape and
The different telescopic rod of size length rivets, and the connection type of riveting mutually rotate between each connecting rod, thus
It completes the folding of fixed part and extending part and stretches.The structure on two sides of sofa brandreth is identical and symmetrical, by taking wherein side as an example, Gu
The side for determining portion 4 is equipped with master connecting-rod 60, first connecting rod 61, second connecting rod 62, third connecting rod 63 and fourth link 64, and first connects
Bar 61, second connecting rod 62, third connecting rod 63 and fourth link 64 are all riveted on master connecting-rod 60, and first connecting rod 61 can be
The master connecting-rod 60 of the upper part of fixed part, second connecting rod 62 can be the main body connecting rod of the lower part of fixed part 4, third connecting rod 63
It can be connected with the main body link assembly of extending part 5, fourth link 64 can be connected with intermediate connecting rod mechanism.When push rod electricity
The push rod of machine 3 stretches, and the second riveting end 22 abuts against push-rod electric machine 3 and stretches to X-direction, and 63 one end of third connecting rod is riveted on main company
On bar 60, the other end is riveted on extending part 5, and one end of extending part 5 is mobile to X-direction, and extending part 5 is driven to be unfolded in X direction,
Second fixing end 21 of the second connector 2 is fixed on a certain connecting rod of extending part 5 and is unfolded therewith to X-direction, with push rod
The push rod of motor 3 stretches, and the second connector 2 is rotated around the second riveting end 22 in X direction, until being resisted against nothing on push-rod electric machine 3
Method continues to rotate, at this moment 51 full extension of level-one extension assembly；The push rod of push-rod electric machine 3 continues to move to, at this moment the second connector 2
5 continuation of extending part are driven to move in X direction, third connecting rod 63 moves in X direction therewith, third connecting rod 63 and 50 phase of master connecting-rod
Connection, master connecting-rod 60 move in X direction, and the first connecting rod 61, second connecting rod 62 and fourth link 64 on master connecting-rod 60 are therewith
Mobile, when push rod is stretched over longest, the second level extension assembly 52 of extending part 5 is fully extended, and the structure of fixed part 4 is also complete
It opens and is moved up to whole.
From the above mentioned, a kind of stretching, extension transmission component of sofa with movable part brandreth of the invention to drive extending part be unfolded or
Retraction, expands the area of sofa, and personnel is easy to use to lean on either sleeping lie.Stretching, extension transmission component includes the first connector, pushes away
Bar motor and the second connector, the first connector are fixed on fixed part, and the second connector is fixed on extending part, push rod electricity
The push rod of machine is riveted on the first connector, and the other end is riveted on the second connector, is beaten by the push rod stretching, extension of push-rod electric machine
Open extending part.Structure of the invention is simple, changes the currently used fixed form being fixed on motor on sofa brandreth, then
Push-rod electric machine is hanging, so that the first connector and the second connector can greatly mitigate push-rod electric machine as load-supporting part
Burden, increase stretching, extension transmission component firmness degree and stability, extend service life of the invention.
The present invention is described by above-mentioned related embodiment, however above-described embodiment is only to implement example of the invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from spirit of the invention and
It is changed and retouched made by range, belongs to scope of patent protection of the invention.
Claims (9)
1. a kind of stretching, extension transmission component of sofa with movable part brandreth, the sofa brandreth includes fixed part and extending part, the fixation
Portion is the main body of the sofa brandreth, and the fixed part and the extending part are folding telescopic structure, and the extending part can be rolled over
Be riveted on the fixed part foldedly, which is characterized in that the stretching, extension transmission component include the first connector, push-rod electric machine and
Second connector, first connector are channel-shaped connecting rod, and first connector includes opposite the first fixing end and first
End is riveted, first fixing end is fixed on the fixed part, and the first riveting end and the push-rod electric machine rivet；It is described
The push rod of push-rod electric machine is inserted into the slot of first connector and is riveted at first riveting end, the push-rod electric machine
One end of separate push rod be connected with second connector, second connector and the first connecting-piece structure phase
Together, second connector includes opposite the second fixing end and the second riveting end, and the one of the separate push rod of the push-rod electric machine
End is inserted into the slot of second connector and is riveted at second riveting end, and second fixing end is fixed on described stretch
In exhibition portion.
2. the stretching, extension transmission component of sofa with movable part brandreth as described in claim 1, which is characterized in that the first connector packet
Two parallel arc-shaped clamping plates are included, the first fixing end of two arc-shaped clamping plates is locked by locking block in the fixed part
On, the push rod of the push-rod electric machine is located at the first riveting end among two parallel arc-shaped clamping plates；Second connector
Identical as first connecting-piece structure, second connector is locked on the extending part by locking block.
3. the stretching, extension transmission component of sofa with movable part brandreth as claimed in claim 2, which is characterized in that the first connector weldering
Connect on the fixed part perhaps by screw locking second connector on fixed part be welded on the extending part or
Through screw locking on extending part.
4. the stretching, extension transmission component of sofa with movable part brandreth as claimed in claim 3, which is characterized in that the locking block is section
It is the fixed link of polygon.
5. the stretching, extension transmission component of sofa with movable part brandreth as claimed in claim 2, which is characterized in that first connector
The center of circle is located at the side where the push-rod electric machine, and the center of circle of second connector is located at one where the push-rod electric machine
Side.
6. the stretching, extension transmission component of sofa with movable part brandreth as described in claim 1, which is characterized in that first connector,
The push-rod electric machine and second connector are respectively positioned on same plane.
7. the stretching, extension transmission component of sofa with movable part brandreth as described in claim 1, which is characterized in that the extending part includes one
Grade extension assembly and second level extension assembly, the second level extension assembly are riveted on one end of the fixed part, the level-one stretching, extension
Assembly staking is in one end far from the fixed part of the second level extension assembly.
8. the stretching, extension transmission component of sofa with movable part brandreth as claimed in claim 7, which is characterized in that the level-one stretching, extension group
Part, second level extension assembly and the fixed part are riveted by connecting rod, and two adjacent connecting rods are mutual around riveting point
Rotation.
9. the stretching, extension transmission component of sofa with movable part brandreth as claimed in claim 8, which is characterized in that second connector
Second fixing end is fixed in the level-one extension assembly and the connecting rod of second level extension assembly handover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910606895.6A CN110403390A (en) | 2019-07-06 | 2019-07-06 | A kind of stretching, extension transmission component of sofa with movable part brandreth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910606895.6A CN110403390A (en) | 2019-07-06 | 2019-07-06 | A kind of stretching, extension transmission component of sofa with movable part brandreth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110403390A true CN110403390A (en) | 2019-11-05 |
Family
ID=68360558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910606895.6A Pending CN110403390A (en) | 2019-07-06 | 2019-07-06 | A kind of stretching, extension transmission component of sofa with movable part brandreth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110403390A (en) |
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| CN207693289U (en) * | 2017-05-12 | 2018-08-07 | 东莞市捷科五金有限公司 | A kind of sofa frame backrest angle adjustment mechanism |
| CN207693293U (en) * | 2017-05-12 | 2018-08-07 | 东莞市捷科五金有限公司 | A kind of Folding sofa frame of Dual-motors Driving |
| CN210433155U (en) * | 2019-07-06 | 2020-05-01 | 泰州市瑞美机械有限公司 | Extension transmission assembly of automatic sofa iron frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120003408A (en) * | 2011-11-28 | 2012-01-10 | 조기환 | Electric motor sofa |
| CN103622360A (en) * | 2013-12-17 | 2014-03-12 | 广东联邦家私集团有限公司 | Multifunctional sofa |
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| CN207693289U (en) * | 2017-05-12 | 2018-08-07 | 东莞市捷科五金有限公司 | A kind of sofa frame backrest angle adjustment mechanism |
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