CN107960780A - A kind of adjustable divan of multi link formula - Google Patents
A kind of adjustable divan of multi link formula Download PDFInfo
- Publication number
- CN107960780A CN107960780A CN201711311695.5A CN201711311695A CN107960780A CN 107960780 A CN107960780 A CN 107960780A CN 201711311695 A CN201711311695 A CN 201711311695A CN 107960780 A CN107960780 A CN 107960780A
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- China
- Prior art keywords
- rod
- hole
- supporting rod
- sofa
- spring
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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
- A47C17/17—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C20/00—Head -, foot -, or like rests for beds, sofas or the like
- A47C20/08—Head -, foot -, or like rests for beds, sofas or the like with means for adjusting two or more rests simultaneously
- A47C20/10—Head -, foot -, or like rests for beds, sofas or the like with means for adjusting two or more rests simultaneously using rods
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Special Chairs (AREA)
Abstract
The invention discloses a kind of multi link formula adjustable sofa bed, including angular adjustment component, sofa backrest component, sofa base component and sofa pedal parts, by pushing the guide rod on the left of divan, to change the angle of check plate, so as to loosen guide rod, enable guide rod free to slide in supporting rod, by the connection of guide rod both ends sofa backrest component and sofa pedal parts, realize the adjusting of divan angle；Hand adjusting rod is unclamped, is resetted under the action of spring and stop flat spring is adjusted, the locking of guide rod is realized, so as to position sofa backrest component and sofa pedal parts.There is the present invention backrest, the angle of inclination of foot pad can arbitrarily adjust, and back cushion foot pad adjusts at the same time, stable structure, it is reliable compact the advantages that, there is extensive practical value using operating aspect.
Description
Technical field
The present invention relates to divan technical field, and in particular to a kind of adjustable divan of multi link formula.
Background technology
Common divan is the position by adjusting different card slots in daily life, so as to fulfill the tune of backrest angle
It is whole, there is the shortcomings that adjustable range is small, simple in structure.In recent years, backrest and sofa foot pad can be adjusted by occurring some
Divan, it is possible to achieve foot pad and backrest adjust at the same time, but can not separate adjustment and continuous adjustment.
In the patent document for authorizing 103799752 B of public affairs CN, a kind of Foldable soft-bed, including window frame, seat are disclosed
Pad and backrest, the backrest and the mattress can be in bed states and sofa State Transferring, but angle is fixed between backrest and mattress, no
It can realize the control of multi-angle.
In the patent document for authorizing 205457468 U of public affairs CN, a kind of folding sofa, including sofa are disclosed
Upper body, sofa lower body, sofa connector, massage machine, have the advantages that it is simple in structure, suitable for promote, but from armchair turn
It is inconvenient for operation when turning to single bed, it is impossible to adjust the angle of sofa upper body.
The content of the invention
The purpose of the present invention is overcome above-mentioned the deficiencies in the prior art, there is provided a kind of adjustable divan of multi link formula,
The divan can realize that foot pad and backrest continuous spreading are adjusted, multi-angle regulation between foot pad and backrest.
In order to realize the above object, the present invention uses following technical solution：
A kind of adjustable divan of multi link formula, including angular adjustment component, sofa backrest component, sofa base component
With sofa pedal parts；Its feature is that the angular adjustment component includes rubber ring, check plate, hand adjusting rod, check plate
Spring, adjust spring, supporting rod, guide rod, top centre connecting shaft and lower part centre connecting shaft；
The check plate is plate, and centre is equipped with mounting hole, is passed through for the guide rod, the top of the check plate
It is provided with a groove and the check plate described in a through hole is hinged by the through hole with supporting rod, the lower end of the check plate is with connecing
Feeler lever connects, and the stop flat spring is connected by spring fixed link with check plate；
The hand regulating device includes from top to bottom sequentially connected boss, guide rod and contact block, the contact
Block is in up-side down triangle, its bevel edge is contacted with contacting bar, and the guide rod slides on sliding groove, and the boss is with adjusting spring phase
Connection；
The stop flat spring is tension spring, and the adjusting spring is compression spring；
The supporting rod is T-bar, and the side at the cross bar portion both ends of supporting rod is respectively equipped with support rod through-hole, described
For connecting shaft by supporting rod through-hole to be hinged with the supporting rod, the end face at cross bar both ends is respectively equipped with rotation slot among top, horizontal
The central part of bar is equipped with supporting rod boss and supporting rod threaded hole, and supporting rod boss is attached with adjusting spring, supports
The vertical portion of bar is equipped with sliding rail；
The guide rod is stock, and both ends are provided with long rod through-hole, through sliding rail；Connecting shaft is stock among top；Under
Connecting shaft is stock among portion, and both ends are hinged with long rod through-hole；
The guide rod passes through rubber ring, and the rubber ring is connected by the check plate through hole on check plate and the check plate
Connect；
The sofa backrest component is including adjusting rod, backrest backing plate, neck leans on, connecting spring, connecting rod and back-rest support
Bar；
The adjusting rod is stock, and upper end is provided with adjusting rod through-hole, and centre has adjusting rod boss to be connected with connecting spring,
The both ends that lower end is provided with connecting shaft among regulating tank and lower part connect；
The connecting rod is stock, and one end is equipped with connecting hole, and the both ends of the connecting rod pass sequentially through described respectively
Connecting hole and adjust rod through-hole be hinged with the back-rest supporting rod and adjusting rod；
The back-rest supporting rod is stock, and lower end is equipped with back-rest support rod through-hole, the top intermediate connecting rod
Rod through-hole and embedded rotation slot are supported through back-rest；
By being connected with backrest backing plate, backrest backing plate is connected the neck with back-rest supporting rod；
The sofa base component includes pedestal backing plate, two base supports bars parallel to each other, hand leans on and roller；Institute
The two sides for the pedestal backing plate stated are connected with the middle part of the base supports bar respectively, the top connection of the base supports bar
The hand leans on, and bottom is equipped with the roller；The backing plate is connected with the supporting rod；
The sofa pedal parts include tread portion supporting rod, adjusting slider, connecting shaft, sole；
The tread portion supporting rod is stock, and centre is provided with T-slot, and the adjusting slider is embedded in the T-slot, both ends
Tread portion support rod through-hole is provided with, the both ends of wherein one end and connecting shaft are hinged, and connecting shaft carries out among the other end and top
It is hinged；
The adjusting slider is T-shaped sliding block, and centre is provided with rotation slot, and both sides are provided with adjusting slider through hole, the adjusting
Sliding block is hinged by the guide rod through hole on adjusting slider through hole and the guide rod；
The connecting shaft is stock；
The sole is slab, and sole through hole is provided with the sole and is threadedly coupled with the tread portion supporting rod；
The regulating tank is by multiple semi-circular recesses being arranged in order and the two lines for being distributed in semi-circular groove on both sides
Connected in star forms.
The number of the semi-circular recesses is according to physical length demand assignment.
The roller is universal wheel, and roller is hinged by base supports bar bottom screw hole with base supports bar.
Threaded hole is distributed with the backrest backing plate, supports rod through-hole to connect with back-rest supporting rod screw thread by back-rest
Connect.
For the neck by being that upper end has protruding block, there is the long slab that neck leans on threaded hole in lower end.
The protruding block is cylindrical protrusions, can be sat in people just or when lying down and neck contacts, meets ergonomics
Design requirement.
The connecting spring is tension spring.
Operation principle of the present invention is as follows：
During extended configuration, sofa bed-rest level is fallen down certain distance, and sofa pedal upwarps certain distance, and check plate is with hanging down
For Nogata at an angle, handle is in extreme higher position.
When needing to adjust the sofa backrest and sofa pedal of divan, by pushing the hand tune on the left of divan
Pole, to change the angle of check plate, so as to loosen guide rod, enables guide rod free to slide in supporting rod, passes through guide rod two
The connection of sofa backrest component and sofa pedal parts is held, realizes the adjusting of divan angle；Hand adjusting rod is unclamped, is being adjusted
Resetted under the action of spring and stop flat spring, realize the locking of guide rod, so as to position sofa backrest component and sofa tread portion
Part.
When the power of adjusting rod is downward, the circular groove on regulating tank can hinder the shifting of the contact jaw of connecting shaft among lower part
It is dynamic so that adjusting rod is fixed；When the power of adjusting rod is upward, the circular groove on regulating tank can allow connecing for lower part centre connecting shaft
Contravention is moved into linear groove, is realized the contact jaw of connecting shaft among lower part and can be replaced position in each circular groove.
Pulley can be multi-angle rotation so that divan can be moved all around.
Compared with prior art, the beneficial effects of the invention are as follows：
1) the problem of existing divan cannot continuously adjust is overcome, it is only necessary to which one operates the company that can realize angle
Continuous adjustment, it is simple and reliable, and when slide bar is fixed, backrest multistage can also adjust angle so that angular adjustment is more more
Sample.
2) it is easy to remove, it is effortless when carrying；It is reasonable in design, it ensure that user is comfortable on divan
Sense.
3) have simple in structure, easily manufactured, using dexterity, exercise performance is high, and cost is also than relatively low, overall structure
The advantages of stable, reliable, compact, can both regard chair, can also act as bed, can have wide with being widely used
Wealthy market prospects.
Brief description of the drawings
Fig. 1 is " tightening " state stereogram of the invention.
Fig. 2 is " lying low " state stereogram of the invention.
Fig. 3 is the structure diagram of angular adjustment component of the present invention.
Fig. 4 is the structure diagram of sofa backrest component of the present invention.
Fig. 5 is the structure diagram of sofa base component of the present invention.
Fig. 6 is the structure diagram of sofa pedal parts of the present invention.
Fig. 7 is the structure diagram of adjusting rod of the present invention.
Fig. 8 is the partial exploded view of angular adjustment component of the present invention.
Embodiment
With reference to Figure of description, the invention will be further described, but the present invention does not limit to following embodiments.
As shown in Figure 1, a kind of adjustable divan, including sofa pedal 4, sofa pedestal 3, sofa backrest 2 and adjusting
Device 1.
In order to realize the function of continuously adjusting：
As shown in figure 3, the angular adjustment component 1 includes rubber ring 1-1, check plate 1-2, hand adjusting rod 1-3, stop
Flat spring 1-4, adjust spring 1-5, supporting rod 1-6, guide rod 1-7, top centre connecting shaft 1-8 and lower part centre connecting shaft 1-9；
The check plate 1-2 is plate, and centre is equipped with mounting hole, is passed through for the guide rod 1-7, the check plate
The top of 1-2 is provided with a groove 1-2-4 and through hole a 1-2-2, the check plate 1-2 and passes through through hole 1-2-2 and support
Bar 1-6 is hinged, and the lower end of the check plate 1-2 passes through spring with contacting bar 1-2-1 connections, the stop flat spring 1-4
Fixed link 1-2-3 is connected with check plate 1-2；
The hand regulating device 1-3 includes sequentially connected boss 1-3-1, guide rod 1-3-3 and contact from top to bottom
Block 1-3-2, the contact block 1-3-2 are in up-side down triangle, its bevel edge is contacted with contacting bar 1-2-1, and the guide rod 1-3-3 is in cunning
Slided on dynamic groove 1-6-4, the boss 1-3-1 is connected with adjusting spring 1-5；
The stop flat spring 1-4 is tension spring, and the adjusting spring 1-5 is compression spring；
The supporting rod 1-6 is T-bar, and the side at cross bar both ends is respectively equipped with support rod through-hole 1-6-3, and described is upper
Connecting shaft 1-8 is by supporting rod through-hole 1-6-3 to be hinged with the supporting rod 1-6 among portion,
The end face at cross bar both ends is respectively equipped with rotation slot 1-6-2, and the central part of cross bar is equipped with boss 1-6-6 and threaded hole
1-6-7, and there is a boss 1-6-6 to be attached with adjusting spring 1-5；Wherein guide rod 1-7 is stock, and both ends are provided with through hole 1-
7-1, through sliding rail 1-6-1；Connecting shaft 1-8 is stock among top；Connecting shaft 1-9 is stock, both ends and through hole among lower part
1-7-1 is hinged；
The guide rod 1-7 through rubber ring 1-1, the rubber ring 1-1 by the through hole 1-2-5 on check plate 1-2 with
The check plate 1-2 connections.
As shown in figure 8, spring fixed link 1-2-3 is attached with check plate 1-2 and is connected with stop flat spring 1-4
Connect；Boss 1-3-1 is connected with adjusting spring 1-5；
As shown in figure 4, the guide rod 1-7 passes through stopping on check plate 1-2 through rubber ring 1-1, the rubber ring 1-1
Movable plate through hole 1-2-5 is connected with the check plate 1-2.
The sofa backrest component 2 includes adjusting rod 2-1, backrest backing plate 2-2, neck by 2-3, connecting spring 2-4, connecting rod
2-5 and back-rest supporting rod 2-6；
The adjusting rod 2-1 is stock, and upper end, which is provided with, adjusts rod through-hole 2-1-1, centre have adjusting rod boss 2-1-3 with
Connecting spring 2-4 connections, the both ends 1-9-1 that lower end is provided with connecting shaft 1-9 among regulating tank 2-1-2 and lower part are connected；
The connecting rod 2-5 is stock, both ends of the one end equipped with connecting hole 2-6-2, the connecting rod 2-5 respectively according to
It is secondary to be cut with scissors by the connecting hole 2-6-2 and the adjusting rod through-hole 2-1-1 and back-rest supporting rod 2-6 and adjusting rod 2-1
Connect；
The back-rest supporting rod 2-6 is stock, and lower end is equipped with back-rest support rod through-hole 2-6-4, the top
Intermediate connecting rod 1-8 supports rod through-hole 2-6-4 and embedded rotation slot 1-6-2 through back-rest；
The neck is connected by 2-3 with backrest backing plate 2-2, and backrest backing plate 2-2 is connected with back-rest supporting rod 2-6；
The sofa base component 3 includes pedestal backing plate 3-1, two base supports bars parallel to each other as shown in Figure 5
3-2, hand depend on 3-5 and roller 3-6；The two sides of the pedestal backing plate 3-1 in the middle part of the base supports bar 3-2 respectively with connecting
Connect, the hand that the top connection of the base supports bar 3-2 is described depends on 3-5, and bottom is equipped with the roller 3-6；The pad
Plate (3-1) is connected with the supporting rod 1-6；
As shown in fig. 6, the sofa pedal parts 4 include tread portion supporting rod 4-1, adjusting slider 4-2, connecting shaft 4-
3rd, sole 4-4；
The tread portion supporting rod 4-1 is stock, and centre is provided with T-slot 4-1-1, the adjusting slider 4-2 and is embedded in institute
T-slot 4-1-1 is stated, both ends are provided with through hole 4-1-2 wherein one end and the both ends of connecting shaft 4-3 and are hinged, the other end and top
Middle connecting shaft 1-8 is hinged；
The adjusting slider 4-2 is T-shaped sliding block, and centre is provided with rotation slot 4-2-1, and both sides are provided with adjusting slider through hole 4-
2-2, the adjusting slider 4-2 are cut with scissors by adjusting slider through hole 4-2-2 and the guide rod through hole 1-7-1 on the guide rod 1-7
Connect；
The connecting shaft 4-3 is stock；
The sole 4-4 is slab, and sole through hole 4-4-1 and the tread portion supporting rod 4-1 are provided with the sole 4-4
It is threadedly coupled；
The regulating tank 2-1-2 includes circular groove 2-1-2-1 and linear groove 2-1-2-2 compositions as shown in Figure 7,
The number of the circular groove 2-1-2-1 is according to physical length demand assignment.
When needing to adjust the sofa backrest and sofa pedal of divan, by pushing the guide rod 1- on the left of divan
7, to change the angle of check plate 1-3, so as to loosen guide rod 1-7, enable guide rod 1-7 free to slide in supporting rod 1-6, lead to
The connection of guide rod 1-7 both ends sofa backrest component 2 and sofa pedal parts 4 is crossed, realizes the adjusting of divan angle；1- is led in release
7, resetted under the action of spring 1-5 and stop flat spring 1-4 is adjusted, the locking of guide rod 1-7 is realized, so as to position sofa backrest
Component 2 and sofa pedal parts 4.
When the power of adjusting rod 2-1 is downward, the circular groove 2-1-2-1 on regulating tank 2-1-2 can be hindered among lower part
The movement of the contact jaw 1-9-1 of connecting shaft 1-9 so that adjusting rod 2-1 is fixed；When the power of adjusting rod 2-1 is upward, regulating tank 2-1-
Circular groove 2-1-2-1 on 2 can allow the contact jaw 1-9-1 of connecting shaft 1-9 among lower part to be moved into linear groove 2-1-2-2
Dynamic, position can be replaced in each circular groove 2-1-2-1 by realizing the contact jaw 1-9-1 of connecting shaft 1-9 among lower part.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (8)
1. a kind of adjustable divan of multi link formula, including angular adjustment component (1), sofa backrest component (2), sofa pedestal
Component (3) and sofa pedal parts (4)；It is characterized in that, the angular adjustment component (1) includes rubber ring (1-1), check plate
(1-2), hand adjusting rod (1-3), stop flat spring (1-4), adjust spring (1-5), supporting rod (1-6), guide rod (1-7), on
Connecting shaft (1-8) and lower part centre connecting shaft (1-9) among portion；
The check plate (1-2) is plate, and centre is equipped with mounting hole, is passed through for the guide rod (1-7), the check plate
The top of (1-2) is provided with a groove (1-2-4) and a through hole (1-2-2), and the check plate (1-2) passes through the through hole (1-
2-2) hinged with supporting rod (1-6), the lower end of the check plate (1-2) is connected with contacting bar (1-2-1), the check plate
Spring (1-4) is connected by spring fixed link (1-2-3) with check plate (1-2)；
The hand regulating device (1-3) includes from top to bottom sequentially connected boss (1-3-1), guide rod (1-3-3) and connects
Contact block (1-3-2), the contact block (1-3-2) are in up-side down triangle, its bevel edge is with contacting bar (1-2-1) contact, the guide rod
(1-3-3) is slided on sliding groove (1-6-4), and the boss (1-3-1) is connected with adjusting spring (1-5)；
The stop flat spring (1-4) is tension spring, and the adjusting spring (1-5) is compression spring；
The supporting rod (1-6) is T-bar, and the side at the cross bar portion both ends of supporting rod (1-6) is respectively equipped with support rod through-hole
(1-6-3), top centre connecting shaft (1-8) is hinged by supporting rod through-hole (1-6-3) and the supporting rod (1-6),
The end face at cross bar both ends is respectively equipped with rotation slot (1-6-2), and the central part of cross bar is equipped with supporting rod boss (1-6-6) and branch
Strut threaded hole (1-6-7), and supporting rod boss (1-6-6) is attached with adjusting spring (1-5), supporting rod (1-6) erects
Straight portion is equipped with sliding rail (1-6-1)；
The guide rod (1-7) is stock, and both ends are provided with long rod through-hole (1-7-1), through sliding rail (1-6-1)；In top
Between connecting shaft (1-8) be stock；Connecting shaft (1-9) is stock among lower part, and both ends are hinged with long rod through-hole (1-7-1)；
The guide rod (1-7) passes through rubber ring (1-1), and the rubber ring (1-1) is led to by the check plate on check plate (1-2)
Hole (1-2-5) is connected with the check plate (1-2)；
The sofa backrest component (2) include adjusting rod (2-1), backrest backing plate (2-2), neck by (2-3), connecting spring (2-4),
Connecting rod (2-5) and back-rest supporting rod (2-6)；
The adjusting rod (2-1) is stock, and upper end, which is provided with, adjusts rod through-hole (2-1-1), and there is adjusting rod boss (2-1-3) in centre
It is connected with connecting spring (2-4), lower end is provided with regulating tank (2-1-2) and is contacted with the both ends (1-9-1) of connecting shaft (1-9) among lower part
Connection；
The connecting rod (2-5) is stock, and one end is equipped with connecting hole (2-6-2), the both ends difference of the connecting rod (2-5)
Pass sequentially through the connecting hole (2-6-2) and adjust rod through-hole (2-1-1) and the back-rest supporting rod (2-6) and adjusting
Bar (2-1) is hinged；
The back-rest supporting rod (2-6) is stock, and lower end is equipped with back-rest support rod through-hole (2-6-4), the top
Intermediate connecting rod (1-8) supports rod through-hole (2-6-4) and embedded rotation slot (1-6-2) through back-rest；
The neck is connected by (2-3) with backrest backing plate (2-2), and backrest backing plate (2-2) is connected with back-rest supporting rod (2-6)；
The sofa base component (3) includes pedestal backing plate (3-1), two base supports bars (3-2) parallel to each other, hands lean on
(3-5) and roller (3-6)；The two sides of the pedestal backing plate (3-1) respectively with the middle part of the base supports bar (3-2)
Connection, the hand that the top connection of the base supports bar (3-2) is described depend on (3-5), and bottom is equipped with the roller (3-6)；
The backing plate (3-1) is connected with the supporting rod (1-6)；
The sofa pedal parts (4) include tread portion supporting rod (4-1), adjusting slider (4-2), connecting shaft (4-3), sole
(4-4)；
The tread portion supporting rod (4-1) is stock, and centre is provided with T-slot (4-1-1), and the adjusting slider (4-2) is embedded
The T-slot (4-1-1), both ends are provided with tread portion support rod through-hole (4-1-2), wherein one end and the both ends of connecting shaft (4-3)
It is hinged, connecting shaft (1-8) is hinged among the other end and top；
The adjusting slider (4-2) is T-shaped sliding block, and centre is provided with rotation slot (4-2-1), and both sides are provided with adjusting slider through hole
(4-2-2), the adjusting slider (4-2) pass through the guide rod through hole on adjusting slider through hole (4-2-2) and the guide rod (1-7)
(1-7-1) is hinged；
The connecting shaft (4-3) is stock；
The sole (4-4) is slab, and sole through hole (4-4-1) and the tread portion supporting rod are provided with the sole (4-4)
(4-1) is threadedly coupled.
2. the adjustable divan of multi link formula according to claim 1, it is characterised in that the regulating tank (2-1-
2) by multiple semi-circular recesses (2-1-2-1) being arranged in order and the two lines for being distributed in semi-circular recesses (2-1-2-1) both sides
Connected in star (2-1-2-2) forms.
3. the adjustable divan of multi link formula according to claim 2, it is characterised in that the semi-circular recesses
The number of (2-1-2-1) is according to physical length demand assignment.
4. the adjustable divan of multi link formula according to claim 1, it is characterised in that the roller (3-6) is
Universal wheel；Roller (3-6) is hinged by base supports bar (3-2) bottom screw hole (3-2-3) and base supports bar (3-2).
5. the adjustable divan of multi link formula according to claim 1, it is characterised in that the backrest backing plate (2-
2) threaded hole is distributed with, supports rod through-hole (2-6-1) to be threadedly coupled with back-rest supporting rod (2-6) by back-rest.
6. the adjustable divan of multi link formula according to claim 1, it is characterised in that the neck is by (2-3)
There is protruding block in upper end, and there is the long slab that neck leans on threaded hole (2-3-1) in lower end.
7. the adjustable divan of multi link formula according to claim 6, it is characterised in that the protruding block is cylinder
Shape is raised, can meet ergonomic designs demand when people sits just or lies down and neck contacts.
8. the adjustable divan of multi link formula according to claim 1, it is characterised in that the connecting spring (2-
4) it is tension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311695.5A CN107960780B (en) | 2017-12-11 | 2017-12-11 | Multi-connecting rod type adjustable sofa bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311695.5A CN107960780B (en) | 2017-12-11 | 2017-12-11 | Multi-connecting rod type adjustable sofa bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107960780A true CN107960780A (en) | 2018-04-27 |
| CN107960780B CN107960780B (en) | 2023-06-27 |
Family
ID=61994199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711311695.5A Active CN107960780B (en) | 2017-12-11 | 2017-12-11 | Multi-connecting rod type adjustable sofa bed |
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| Country | Link |
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| CN (1) | CN107960780B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157033A (en) * | 2018-07-05 | 2019-01-08 | 欧阳小燕 | A kind of swing type garden chair |
| CN109171305A (en) * | 2018-10-24 | 2019-01-11 | 中源家居股份有限公司 | It is a kind of can any adjusting angle of backrest sofa |
| CN111955992A (en) * | 2020-08-21 | 2020-11-20 | 嘉善沣德家具有限公司 | Articulated formula sofa bed with locking structure |
| CN114980849A (en) * | 2020-01-07 | 2022-08-30 | 因-特拉-泰科有限公司 | Adjusting device for a vehicle seat |
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