CN106820734A - Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa - Google Patents
Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa Download PDFInfo
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- CN106820734A CN106820734A CN201710203051.8A CN201710203051A CN106820734A CN 106820734 A CN106820734 A CN 106820734A CN 201710203051 A CN201710203051 A CN 201710203051A CN 106820734 A CN106820734 A CN 106820734A
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- somebody
- something
- fall back
- backrest
- lower moulding
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- 238000000465 moulding Methods 0.000 claims abstract description 87
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 39
- 230000033228 biological regulation Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- 230000007306 turnover Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- 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
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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
- A47C17/86—Parts or details specially adapted for beds, sofas or couches not fully covered by any single one of groups A47C17/02 - A47C17/84
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C20/00—Head-, foot- or like rests for beds, sofas or the like
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention provides the mechanical extending device that something or somebody to fall back in a kind of function sofa and backrest are ejected, belong to sofa technical field.Something or somebody to fall back on and the mechanical extending device of backrest ejection in this function sofa, including framework, described framework includes the take the shape of the letter U lower moulding of shape and the upper frame bar of the shape that takes the shape of the letter U, lower being provided between moulding and upper frame bar can adjust the governor motion of frame size, something or somebody to fall back on travel(l)ing rests and movable backrest support are respectively equipped with described lower moulding, something or somebody to fall back on travel(l)ing rests are in the top of movable backrest support, a motor mounting rod is fixed with described lower moulding, motor mounting rod is between something or somebody to fall back on travel(l)ing rests and movable backrest support, described motor mounting rod is provided with can be driven something or somebody to fall back on travel(l)ing rests protruding and can make the stretching, extension resetting structure one that it resets and movable backrest support can be driven protruding and can make the stretching, extension resetting structure two of its reset.The present invention can be implemented separately stretching out and resetting and something or somebody to fall back on stretches out and reset for backrest.
Description
Technical field
The invention belongs to sofa technical field, it is related to a kind of mechanical extending device, something or somebody to fall back in particularly a kind of function sofa
The mechanical extending device ejected with backrest.
Background technology
Sofa is a kind of chair equipped with cushion, can be single seat, or multiple seats.In the daily of people
In life, sofa has become a kind of very universal furniture, relatively ancient wood substance seat, existing cloth or cortex sofa
Can give people to provide more comforts.With the continuous improvement of people's living standard, requirement of the people to furniture is also increasingly
Height, it is common and the sofa of unitary function gradually will be given up by people.
In order that the function of sofa more perfects, regulation performance is more flexible, can carry out the something or somebody to fall back on and backrest in sofa
It is separately provided, it is adjusted respectively and stretches out displacement and its reset.At present, for something or somebody to fall back on and the structure design of backrest, also exist many
Problem, such as：1st, in the market, Disassembling sofa motorized motions mode occurs jitter phenomenon, influences the comfortableness of Disassembling sofa；2nd, lean on
The motorized motions mode structure of head and backrest is excessively complicated, influences the kinetic energy efficiency of motor；3rd, the push rod active force stabilization of motor,
So that the installation of motor becomes complicated, the packaging efficiency of sofa is influenceed.
So, for those skilled in the art, it need the adjusting means to something or somebody to fall back on of the prior art and backrest
It is improved, to solve the above problems, the function of sofa is more perfected, regulation performance is more flexible, so as to obtain bigger
Consumption market.
The content of the invention
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that something or somebody to fall back on and leaned in a kind of function sofa
Carry on the back the mechanical extending device of ejection, the technical problems to be solved by the invention are how to realize stretching out and resetting and something or somebody to fall back on for backrest
Stretch out and reset.
The purpose of the present invention can be realized by following technical proposal：Something or somebody to fall back on and the machinery of backrest ejection are stretched in function sofa
Extending apparatus, including framework, described framework include the take the shape of the letter U lower moulding of shape and the upper frame bar of the shape that takes the shape of the letter U, lower moulding and upper frame bar
Between be provided with the governor motion that can adjust frame size, something or somebody to fall back on travel(l)ing rests and backrest are respectively equipped with described lower moulding and are lived
Dynamic support, something or somebody to fall back on travel(l)ing rests are in the top of movable backrest support, a motor mounting rod are fixed with described lower moulding, electricity
Machine mounting rod is between something or somebody to fall back on travel(l)ing rests and movable backrest support, and described motor mounting rod is provided with and can drive something or somebody to fall back on
Travel(l)ing rest is protruding and can make the stretching, extension resetting structure one that it resets and movable backrest support can be driven protruding
And the stretching, extension resetting structure two of its reset can be made.
Something or somebody to fall back on and the mechanical extending device of backrest ejection in this function sofa, in the presence of governor motion, can be appropriate
The lower spacing between moulding and upper frame bar of adjustment, so as to adjust the size of framework；Motor can be installed on motor mounting rod, from
And for the motion of something or somebody to fall back on travel(l)ing rests and movable backrest support provides power support；In the presence of resetting structure one is stretched, can
Stretched out with carrying out specified location to something or somebody to fall back on travel(l)ing rests, while can also be resetted to it；Stretching the work of resetting structure two
Under, specified location can be carried out to movable backrest support and stretched out, while can also be resetted to it.
Described governor motion includes some mounting holes one being opened on lower moulding two ends and is opened in upper frame bar two ends
On some mounting holes two, be connected with bolt and nut in the corresponding mounting hole two of mounting hole one.
After the spacing between lower moulding and upper frame bar is regulated, bolt and nut is connected mounting hole one simultaneously corresponding
Mounting hole two in, the fixation between lower moulding and upper frame bar just can be realized, so as to adjust the size of general frame.
Described stretching, extension resetting structure one includes push-rod electric machine one and back-moving spring one, and described push-rod electric machine one passes through pin
Axle and it is bolted on motor mounting rod, the push rod of push-rod electric machine one is towards something or somebody to fall back on travel(l)ing rests, above-mentioned something or somebody to fall back on activity branch
U-board one is fixed with frame, being fixed with two by rotating shaft one on the push rod of push-rod electric machine one can promote U-board one to put
Dynamic roller one, one end of described back-moving spring one is fixed in U-board one, and the other end of back-moving spring one is fixed on motor
On mounting rod.
When push-rod electric machine one is acted, the push rod of push-rod electric machine one stretches out, the roller of its end of the push rod band of push-rod electric machine one
One slides in U-board one, so that the run-off the straight of U-board one, now, back-moving spring one stretches out, and drives something or somebody to fall back on travel(l)ing rests
Rotate, stretch out the something or somebody to fall back in sofa, adapt to the something or somebody to fall back on locational requirements of user；When needing to make something or somebody to fall back on reset, it is only necessary to close
Push-rod electric machine one is closed, in the presence of back-moving spring one, it is possible to achieve back-moving spring one is converted into initial position by retracted position,
Just the slow reset of something or somebody to fall back on can be realized, this is not only simple in structure, and regulative mode is more flexible.
Described stretching, extension resetting structure two includes push-rod electric machine two and back-moving spring two, and described push-rod electric machine two passes through pin
Axle and it is bolted on motor mounting rod, the push rod of push-rod electric machine two is towards movable backrest support, above-mentioned movable backrest branch
U-board two is fixed with frame, being fixed with two by rotating shaft two on the push rod of push-rod electric machine two can promote U-board two to put
Dynamic roller two, one end of described back-moving spring two is fixed in U-board two, and the other end of back-moving spring two is fixed on motor
On mounting rod.
When push-rod electric machine two is acted, the push rod of push-rod electric machine two stretches out, the roller of its end of the push rod band of push-rod electric machine two
Two slide in U-board two, so that the run-off the straight of U-board two, now, back-moving spring two stretches out, and drive something or somebody to fall back on travel(l)ing rests
Rotate, stretch out the something or somebody to fall back in sofa, adapt to the something or somebody to fall back on locational requirements of user；When needing to make backrest return, it is only necessary to close
Push-rod electric machine two is closed, in the presence of back-moving spring two, it is possible to achieve back-moving spring two is converted into initial position by retracted position,
Just the slow reset of backrest can be realized, this is not only simple in structure, and regulative mode is more flexible.
Described something or somebody to fall back on travel(l)ing rests include something or somebody to fall back on mounting rods, left connect band, left installation band, right connect band and right installation
Band, described left connect band one end is hinged on one end of lower moulding, and right connect band one end is hinged on the other end of lower moulding,
One end of described something or somebody to fall back on mounting rods is connected in left installation and takes, and the other end of something or somebody to fall back on mounting rods is connected in right installation and takes, institute
The left installation band regulation stated is arranged on the other end of left connect band, right to install the other end that right connect band is arranged on regulation
On；A rivet hole one is offered in described left connect band, rivet is offered on lower moulding one end corresponding with rivet hole one
Hole two, rivet one is connected with rivet hole one and rivet hole two, a rivet hole three is offered in described right connect band, with rivet
Rivet hole four is offered on the corresponding lower moulding other end of hole three-phase, rivet two is connected with rivet hole three and rivet hole four；Institute
Two connecting holes one are offered in the left connect band stated, described left installation takes and offers some connecting holes two, connecting hole one
Bolt and nut is connected with corresponding connecting hole two, two connecting holes three are offered in described right connect band, it is described
Right installation is taken and offers some connecting holes four, and bolt and nut is connected with the corresponding connecting hole four of connecting hole three；It is described
Something or somebody to fall back on mounting rods and lower moulding between be provided with after something or somebody to fall back on mounting rods return to home position and can not continue what is down rotated
Position limiting structure one.
Something or somebody to fall back on mounting rods, left installation band are provided commonly for installing the something or somebody to fall back in sofa with right installation band；And in left connect band and
In the presence of right connect band, position of the left installation band with right installation band in left connect band and right connect band can be adjusted, realized
Something or somebody to fall back in sofa is highly adjusted, so as to adapt to the user of different heights, meanwhile, left connect band and right connect band are respectively with
Realize being hinged in the two ends of moulding, you can realize that left connect band and right connect band descend moulding to rotate relatively, finally realize something or somebody to fall back on
Opposing frame rotates；In the presence of position limiting structure one, when something or somebody to fall back on resets, something or somebody to fall back on will not be made to turn over excessive angle,
So as to cause the unnecessary trouble such as stuck.
Rivet one and rivet two can realize that left connect band and right connect band descend moulding to rotate relatively, so as to realize leaning on
Rotation between head travel(l)ing rest and framework.
Bolt and nut is worn in two corresponding connecting holes two of two connecting holes one, realizes left installation band in left company
Fixation on tape splicing；Bolt and nut is worn in two corresponding connecting holes four of two connecting holes three, right installation band is realized
Fixation in right connect band, so as to the height for realizing something or somebody to fall back on is adjusted.
Described position limiting structure one includes caging bolt one, and one end of caging bolt one is fixed in left connect band, spacing
The other end of bolt one stretches out one end of lower moulding, and when something or somebody to fall back on travel(l)ing rests return to home position, caging bolt one is another
End can be resisted against on one end of lower moulding.When the other end of caging bolt one is resisted against on lower moulding, that is, limit left company
Tape splicing descends moulding to be rotated further relatively, ultimately limit something or somebody to fall back on and is rotated further.
Described movable backrest support includes backrest mounting rod, left mounting bar and right mounting bar, described left mounting bar one
End is hinged on one end of lower moulding, and right mounting bar one end is hinged on the other end of lower moulding, described backrest mounting rod
One end is connected on the other end of left mounting bar, and the other end of something or somebody to fall back on mounting rods is connected on the other end of right mounting bar；It is described
Left mounting bar on offer a rivet hole five, offer rivet hole six, riveting on lower moulding one end corresponding with rivet hole five
Rivet three is connected with nail five and rivet hole six, a rivet hole seven is offered on described right mounting bar, with the phase of rivet hole seven
Rivet hole eight is offered on the corresponding lower moulding other end, rivet four is connected with rivet hole seven and rivet hole eight；Described leans on
Can not continue down to rotate after backrest mounting rod returns to home position spacing is provided between back of the body mounting rod and lower moulding
Structure two.
Backrest mounting rod, left mounting bar are provided commonly for installing the backrest in sofa with right mounting bar；Left mounting bar and right peace
Dress bar is realized being hinged with the two ends of lower moulding respectively, you can realize that the two ends of left mounting bar lower moulding relative with right mounting bar occur
Rotate, finally realize that backrest opposing frame rotates；In the presence of position limiting structure two, when backrest return, will not make to lean on
The back of the body turns over excessive angle, so as to cause the unnecessary trouble such as stuck.
Rivet three and rivet four can realize that left mounting bar and right mounting bar descend the two ends of moulding to rotate relatively, so that
Realize the rotation between movable backrest support and framework.
Described position limiting structure two includes caging bolt two, and one end of caging bolt two is fixed on left mounting bar, spacing
The other end of bolt two stretches out one end of lower moulding, and when movable backrest support returns to home position, caging bolt two is another
End can be resisted against on lower moulding.When the other end of caging bolt two is against on one end of lower moulding, that is, limit left installation
Bar opposing frame is rotated further, and ultimately limit backrest and is rotated further.
Compared with prior art, the present invention has advantages below：
1st, the present invention is connected with right installation band by something or somebody to fall back on mounting rods, left connect band, left installation band, right connect band and forms something or somebody to fall back on
Travel(l)ing rest, can not only adjust the spacing between left connect band and left installation band and right connect band and right installation band, so as to adjust
The height of whole something or somebody to fall back on, the something or somebody to fall back on travel(l)ing rest opposing frames after can also making to regulate rotate, so as to adjust the angle of something or somebody to fall back on
Degree, and connected by bolt and nut, rivet one, rivet two so that it is very convenient to remove and install.
2nd, the present invention is connected with right mounting bar by backrest mounting rod, left mounting bar and forms movable backrest support, something or somebody to fall back on activities
Support opposing frame rotates, so as to adjust the angle of backrest, adapts to sofa user, and by bolt and nut, rivet
3rd, rivet four is connected so that it is very convenient to remove and install.
3rd, the present invention is slided by the direct pushing rolling wheels one of push-rod electric machine one in U-board one, so that something or somebody to fall back on activity branch
Frame stretches out, and push directly on roller two by push-rod electric machine two slides in U-board two, so that movable backrest support stretches out, knot
Structure is simple, and drive efficiency is high, convenient for installation and maintenance.
4th, the present invention is by the presence of back-moving spring one, it is possible to achieve back-moving spring one is converted into just by retracted position
Beginning position, the slow reset of something or somebody to fall back on just can be realized, in the presence of back-moving spring two, it is possible to achieve back-moving spring two is by stretching
Condition conversion is initial position, just can realize the slow reset of backrest, and this is not only simple in structure, and regulative mode is more flexible.
5th, the present invention needs that push-rod electric machine one and push-rod electric machine two are fixed on motor mounting rod by screw and bearing pin
, shake can be both avoided, packaging efficiency can be improved again.
Brief description of the drawings
Fig. 1 is overlooking the structure diagram of the invention.
Fig. 2 is dimensional structure diagram of the invention.
Fig. 3 is dimensional structure diagram when something or somebody to fall back on travel(l)ing rests stretch out.
Fig. 4 is side structure schematic view when something or somebody to fall back on travel(l)ing rests stretch out.
Fig. 5 is dimensional structure diagram when movable backrest support stretches out.
Fig. 6 is side structure schematic view when movable backrest support stretches out.
Fig. 7 is something or somebody to fall back on travel(l)ing rests and movable backrest support while the dimensional structure diagram stretched out.
Fig. 8 is something or somebody to fall back on travel(l)ing rests and movable backrest support while the side structure schematic view stretched out.
In figure, 1, framework；1a, lower moulding；1b, upper frame bar；2nd, mounting hole one；3rd, mounting hole two；4th, something or somebody to fall back on travel(l)ing rests；
41st, something or somebody to fall back on mounting rods；42nd, left connect band；43rd, left installation band；44th, right connect band；45th, right installation band；46th, caging bolt one；
47th, rivet one；48th, rivet two；5th, movable backrest support；51st, backrest mounting rod；52nd, left mounting bar；53rd, right mounting bar；54、
Caging bolt two；55th, rivet three；56th, rivet four；6th, motor mounting rod；7th, push-rod electric machine one；8th, back-moving spring one；9th, U-board
One；10th, roller one；11st, push-rod electric machine two；12nd, back-moving spring two；13rd, U-board two；14th, roller two.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As illustrated in fig. 1 and 2, something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa, including framework 1, framework 1 are wrapped
The lower moulding 1a of the shape that the takes the shape of the letter U and upper frame bar 1b of the shape that takes the shape of the letter U is included, being provided between lower moulding 1a and upper frame bar 1b can adjust framework
The governor motion of 1 size.Specifically, governor motion includes some mounting holes 1 being opened on lower moulding 1a two ends and opens
The some mounting holes 23 on upper frame bar 1b two ends are located at, bolt spiral shell is connected with the corresponding mounting hole 23 of mounting hole 1
It is female.After the spacing between lower moulding 1a and upper frame bar 1b is regulated, bolt and nut is connected mounting hole 1 simultaneously corresponding
Mounting hole 23 in, the fixation between lower moulding 1a and upper frame bar 1b just can be realized, so as to adjust the size of general frame 1.
Something or somebody to fall back on travel(l)ing rests 4 and movable backrest support 5 are respectively equipped with lower moulding 1a, something or somebody to fall back on travel(l)ing rests 4 are in backrest
The top of travel(l)ing rest 5.
As shown in Figures 3 and 4, something or somebody to fall back on travel(l)ing rests 4 include something or somebody to fall back on mounting rods 41, left connect band 42, left installation band 43, right company
Tape splicing 44 installs band 45 with right.Something or somebody to fall back on mounting rods 41, it is left install band 43 with it is right install with 45 be provided commonly for installation sofa in lean on
Head.The one end of left connect band 42 is hinged on one end of lower moulding 1a, and the one end of right connect band 44 is hinged on the other end of lower moulding 1a
On, one end of described something or somebody to fall back on mounting rods 41 is connected on left installation band 43, and the other end of something or somebody to fall back on mounting rods 41 is connected in right peace
On dress band 45, described left installation is arranged on the other end of left connect band 42 with 43 regulations, and right installation is arranged on 45 regulations
On the other end of right connect band 44.In the presence of left connect band 42 and right connect band 44, left band 43 of installing can be adjusted with the right side
Install with 45 positions in left connect band 42 and right connect band 44, realize that the something or somebody to fall back in sofa is highly adjusted, so as to adapt to not
With the user of height, meanwhile, left connect band 42 and right connect band 44 are realized being hinged with the two ends of lower moulding 1a respectively, you can real
Existing left connect band 42 and right connect band 44 descend moulding 1a to rotate relatively, finally realize that something or somebody to fall back on opposing frames 1 rotate.
A rivet hole one is offered in left connect band 42, riveting is offered on lower moulding 1a one end corresponding with rivet hole one
Nail two, rivet 1 is connected with rivet hole one and rivet hole two, and a rivet hole three is offered in described right connect band 44,
Rivet hole four is offered on the lower moulding 1a other ends corresponding with rivet hole three-phase, riveting is connected with rivet hole three and rivet hole four
Follow closely 2 48.Rivet 1 and rivet 2 48 can realize that left connect band 42 and right connect band 44 descend moulding 1a to rotate relatively,
So as to realize the rotation between something or somebody to fall back on travel(l)ing rests 4 and framework 1.
Two connecting holes one are offered in left connect band 42, some connecting holes two are offered on described left installation band 43,
Bolt and nut is connected with the corresponding connecting hole two of connecting hole one, in two corresponding connecting holes of two connecting holes one
Bolt and nut is worn in two, realizes left installation with 43 fixations in left connect band 42.Offered in described right connect band 44
Two connecting holes three, some connecting holes four, the corresponding connecting hole four of connecting hole three are offered on described right installation band 45
In be connected with bolt and nut.Bolt and nut is worn in two corresponding connecting holes four of two connecting holes three, right peace is realized
Fill with 45 fixations in right connect band 44, so as to the height for realizing something or somebody to fall back on is adjusted.
Being provided between something or somebody to fall back on mounting rods 41 and lower moulding 1a after something or somebody to fall back on mounting rods 41 return to home position can not be after
The continuous position limiting structure one for down rotating, position limiting structure one includes caging bolt 1, and one end of caging bolt 1 is fixed on a left side
In connect band 42, the other end of caging bolt 1 stretches out one end of lower moulding 1a, when something or somebody to fall back on travel(l)ing rests 4 return to raw bits
The other end of caging bolt 1 can be resisted against on one end of lower moulding 1a when putting.When caging bolt 1 the other end against
When on lower moulding 1a, that is, limit left connect band 42 and descend moulding 1a to be rotated further relatively, ultimately limit something or somebody to fall back on and be rotated further.
As it can be seen in figures 5 and 6, movable backrest support 5 includes backrest mounting rod 51, left mounting bar 52 and right mounting bar 53, lean on
Back of the body mounting rod 51, left mounting bar 52 are provided commonly for installing the backrest in sofa with right mounting bar 53.The one end of left mounting bar 52 is hinged
On one end of lower moulding 1a, the one end of right mounting bar 53 is hinged on the other end of lower moulding 1a, described backrest mounting rod 51
One end be connected on the other end of left mounting bar 52, the other end of something or somebody to fall back on mounting rods 41 is connected in the other end of right mounting bar 53
On.Left mounting bar 52 is realized being hinged with the two ends of lower moulding 1a respectively with right mounting bar 53, you can realize left mounting bar 52 with the right side
Mounting bar 53 descends the two ends of moulding 1a to rotate relatively, finally realizes that backrest opposing frame 1 rotates.
A rivet hole five is offered on left mounting bar 52, riveting is offered on lower moulding 1a one end corresponding with rivet hole five
Nail six, rivet 3 55 is connected with rivet hole five and rivet hole six, and a rivet hole seven is offered on described right mounting bar 53,
Rivet hole eight is offered on the lower moulding 1a other ends corresponding with rivet hole seven, riveting is connected with rivet hole seven and rivet hole eight
Follow closely 4 56.Rivet 3 55 and rivet 4 56 can realize that left mounting bar 52 and right mounting bar 53 descend the two ends of moulding 1a to occur relatively
Rotate, so as to realize the rotation between movable backrest support 5 and framework 1.
Being provided between backrest mounting rod 51 and lower moulding 1a after backrest mounting rod 51 returns to home position can not be after
The continuous position limiting structure two for down rotating, position limiting structure two includes caging bolt 2 54, and one end of caging bolt 2 54 is fixed on a left side
On mounting bar 52, the other end of caging bolt 2 54 stretches out one end of lower moulding 1a, when movable backrest support 5 returns to raw bits
The other end of caging bolt 2 54 can be resisted against on lower moulding 1a when putting.When the other end of caging bolt 2 54 is against lower moulding
When on one end of 1a, that is, limit the opposing frame 1 of left mounting bar 52 and be rotated further, ultimately limit backrest and be rotated further.
Such as Fig. 3,4,5,6,7 and 8, a motor mounting rod 6 is fixed with lower moulding 1a, motor mounting rod 6 is lived in something or somebody to fall back on
Move between support 4 and movable backrest support 5, motor mounting rod 6 is provided with can drive something or somebody to fall back on travel(l)ing rests 4 protruding and energy
Enough make its stretching, extension resetting structure one for resetting and movable backrest support 5 can be driven protruding and the stretching, extension of its reset can be made
Resetting structure two.
As shown in Figures 3 and 4, stretching resetting structure one includes push-rod electric machine 1 and back-moving spring 1, described push rod electricity
Machine 1 by bearing pin and being bolted on motor mounting rod 6, the push rod of push-rod electric machine 1 towards something or somebody to fall back on travel(l)ing rests 4, on
U-board 1 is fixed with the something or somebody to fall back on travel(l)ing rests 4 stated, being fixed with two by rotating shaft one on the push rod of push-rod electric machine 1 can
The roller 1 for promoting U-board 1 to swing, one end of described back-moving spring 1 is fixed in U-board 1, reset bullet
The other end of spring 1 is fixed on motor mounting rod 6.
When push-rod electric machine 1 is acted, the push rod of push-rod electric machine 1 stretches out, the rolling of its end of the push rod band of push-rod electric machine 1
Take turns 1 to be slided in U-board 1, so that the run-off the straight of U-board 1, now, back-moving spring 1 stretches out, drive something or somebody to fall back on to live
Dynamic support 4 is rotated, and stretches out the something or somebody to fall back in sofa, adapts to the something or somebody to fall back on locational requirements of user；When needing to make something or somebody to fall back on reset, only
Need to close push-rod electric machine 1, in the presence of back-moving spring 1, it is possible to achieve back-moving spring 1 is converted into by retracted position
Initial position, just can realize the slow reset of something or somebody to fall back on, and this is not only simple in structure, and regulative mode is more flexible.
As it can be seen in figures 5 and 6, stretching resetting structure two includes push-rod electric machine 2 11 and back-moving spring 2 12, described push rod
, by bearing pin and being bolted on motor mounting rod 6, the push rod of push-rod electric machine 2 11 is towards movable backrest support for motor 2 11
5, U-board 2 13 is fixed with above-mentioned movable backrest support 5, it is fixed with two by rotating shaft two on the push rod of push-rod electric machine 2 11
The individual roller 2 14 that U-board 2 13 can be promoted to swing, one end of described back-moving spring 2 12 is fixed on U-board 2 13
On, the other end of back-moving spring 2 12 is fixed on motor mounting rod 6.
When push-rod electric machine 2 11 is acted, the push rod of push-rod electric machine 2 11 stretches out, its end of the push rod band of push-rod electric machine 2 11
Roller 2 14 slided in U-board 2 13 so that the run-off the straight of U-board 2 13, now, back-moving spring 2 12 stretches out, band
Dynamic something or somebody to fall back on travel(l)ing rests 4 are rotated, and stretch out the something or somebody to fall back in sofa, adapt to the something or somebody to fall back on locational requirements of user；When needing to make backrest
During reset, it is only necessary to close push-rod electric machine 2 11, in the presence of back-moving spring 2 12, it is possible to achieve back-moving spring 2 12 is by stretching
Contracting condition conversion is initial position, just can realize the slow reset of backrest, and this is not only simple in structure, and regulative mode is cleverer
It is living.
Something or somebody to fall back on and the mechanical extending device of backrest ejection in this function sofa, in mounting hole 1, mounting hole 23 and bolt
In the presence of nut, the spacing between lower moulding 1a and upper frame bar 1b can be suitably adjusted, so as to adjust the size of framework 1；
Motor can be installed, so that for the motion of something or somebody to fall back on travel(l)ing rests 4 and movable backrest support 5 provides power branch on motor mounting rod 6
Hold；In the presence of push-rod electric machine 1 and back-moving spring 1, specified location can be carried out to something or somebody to fall back on travel(l)ing rests 4 and stretched out,
It can also be resetted simultaneously；In the presence of push-rod electric machine 2 11 and back-moving spring 2 12, can be to movable backrest support 5
Stretching out for specified location is carried out, while can also be resetted to it.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Although more having used 1, framework herein；1a, lower moulding；1b, upper frame bar；2nd, mounting hole one；3rd, mounting hole two；
4th, something or somebody to fall back on travel(l)ing rests；41st, something or somebody to fall back on mounting rods；42nd, left connect band；43rd, left installation band；44th, right connect band；45th, right installation band；
46th, caging bolt one；47th, rivet one；48th, rivet two；5th, movable backrest support；51st, backrest mounting rod；52nd, left mounting bar；
53rd, right mounting bar；54th, caging bolt two；55th, rivet three；56th, rivet four；6th, motor mounting rod；7th, push-rod electric machine one；8th, it is multiple
Position spring one；9th, U-board one；10th, roller one；11st, push-rod electric machine two；12nd, back-moving spring two；13rd, U-board two；14th, roller two
Deng term, but it is not precluded from using the possibility of other terms.Conciliate just for the sake of more easily description using these terms
Release essence of the invention；Any additional limitation is construed as all to be disagreed with spirit of the present invention.
Claims (8)
1. the mechanical extending device that something or somebody to fall back on and backrest are ejected in function sofa, including framework, described framework include the shape that takes the shape of the letter U
The upper frame bar of lower moulding and the shape that takes the shape of the letter U, lower being provided between moulding and upper frame bar can adjust the governor motion of frame size, described
Lower moulding on be respectively equipped with something or somebody to fall back on travel(l)ing rests and movable backrest support, something or somebody to fall back on travel(l)ing rests are in the upper of movable backrest support
Side, is fixed with a motor mounting rod on described lower moulding, motor mounting rod is in something or somebody to fall back on travel(l)ing rests and movable backrest support
Between, described motor mounting rod is provided with can be driven something or somebody to fall back on travel(l)ing rests protruding and can answer its stretching, extension for resetting
Bit architecture one and movable backrest support can be driven protruding and can make its reset stretching, extension resetting structure two.
2. the mechanical extending device that something or somebody to fall back on and backrest are ejected in function sofa according to claim 1, it is characterised in that institute
The governor motion stated includes some mounting holes one being opened on lower moulding two ends and some peaces being opened on upper frame bar two ends
Dress hole two, bolt and nut is connected with the corresponding mounting hole two of mounting hole one.
3. the mechanical extending device that something or somebody to fall back on and backrest are ejected in function sofa according to claim 2, it is characterised in that institute
The stretching, extension resetting structure one stated includes push-rod electric machine one and back-moving spring one, and described push-rod electric machine one is solid by bearing pin and bolt
It is scheduled on motor mounting rod, the push rod of push-rod electric machine one is fixed with U towards something or somebody to fall back on travel(l)ing rests on above-mentioned something or somebody to fall back on travel(l)ing rests
Shape plate one, two rollers one that U-board one can be promoted to swing are fixed with the push rod of push-rod electric machine one by rotating shaft one,
One end of described back-moving spring one is fixed in U-board one, and the other end of back-moving spring one is fixed on motor mounting rod.
4. the mechanical extending device that something or somebody to fall back on and backrest are ejected in function sofa according to claim 3, it is characterised in that institute
The stretching, extension resetting structure two stated includes push-rod electric machine two and back-moving spring two, and described push-rod electric machine two is solid by bearing pin and bolt
It is scheduled on motor mounting rod, the push rod of push-rod electric machine two is fixed with U towards movable backrest support on above-mentioned movable backrest support
Shape plate two, two rollers two that U-board two can be promoted to swing are fixed with the push rod of push-rod electric machine two by rotating shaft two,
One end of described back-moving spring two is fixed in U-board two, and the other end of back-moving spring two is fixed on motor mounting rod.
5. the mechanical extending device that something or somebody to fall back on and backrest are ejected in the function sofa according to claim 1 or 2 or 3 or 4, it is special
Levy and be, described something or somebody to fall back on travel(l)ing rests include something or somebody to fall back on mounting rods, left connect band, left installation band, right connect band and right installation band,
Described left connect band one end is hinged on one end of lower moulding, and right connect band one end is hinged on the other end of lower moulding, institute
The one end for the something or somebody to fall back on mounting rods stated is connected in left installation and takes, and the other end of something or somebody to fall back on mounting rods is connected in right installation and takes, described
Left installation band regulation be arranged on the other end of left connect band, it is right install band adjust be arranged on the other end of right connect band；
A rivet hole one is offered in described left connect band, rivet hole is offered on lower moulding one end corresponding with rivet hole one
Two, rivet one is connected with rivet hole one and rivet hole two, a rivet hole three is offered in described right connect band, with rivet hole
Rivet hole four is offered on the corresponding lower moulding other end of three-phase, rivet two is connected with rivet hole three and rivet hole four；It is described
Left connect band on offer two connecting holes one, described left installation takes and offers some connecting holes two, connecting hole one with
Bolt and nut is connected with its corresponding connecting hole two, two connecting holes three, the described right side are offered in described right connect band
Installation is taken and offers some connecting holes four, and bolt and nut is connected with the corresponding connecting hole four of connecting hole three；Described
The limit that can not continue down to rotate after something or somebody to fall back on mounting rods return to home position is provided between something or somebody to fall back on mounting rods and lower moulding
Bit architecture one.
6. the mechanical extending device that something or somebody to fall back on and backrest are ejected in function sofa according to claim 5, it is characterised in that institute
The position limiting structure one stated includes caging bolt one, and one end of caging bolt one is fixed in left connect band, caging bolt one it is another
One end of lower moulding is stretched out in one end, and when something or somebody to fall back on travel(l)ing rests return to home position, the other end of caging bolt one can be against
On one end of lower moulding.
7. the mechanical extending device that something or somebody to fall back on and backrest are ejected in the function sofa according to claim 1 or 2 or 3 or 4, it is special
Levy and be, described movable backrest support includes backrest mounting rod, left mounting bar and right mounting bar, described left mounting bar one end
It is hinged on one end of lower moulding, right mounting bar one end is hinged on the other end of lower moulding, the one of described backrest mounting rod
End is connected on the other end of left mounting bar, and the other end of something or somebody to fall back on mounting rods is connected on the other end of right mounting bar；Described
A rivet hole five is offered on left mounting bar, rivet hole six, rivet are offered on lower moulding one end corresponding with rivet hole five
Rivet three is connected with Kong Wuyu rivet holes six, a rivet hole seven is offered on described right mounting bar, it is relative with rivet hole seven
Rivet hole eight is offered on the lower moulding other end answered, rivet four is connected with rivet hole seven and rivet hole eight；Described backrest
The spacing knot that can not continue down to rotate after backrest mounting rod returns to home position is provided between mounting rod and lower moulding
Structure two.
8. the mechanical extending device that something or somebody to fall back on and backrest are ejected in function sofa according to claim 7, it is characterised in that institute
The position limiting structure two stated includes caging bolt two, and one end of caging bolt two is fixed on left mounting bar, caging bolt two it is another
One end of lower moulding is stretched out in one end, and when movable backrest support returns to home position, the other end of caging bolt two can be against
On lower moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710203051.8A CN106820734A (en) | 2017-03-30 | 2017-03-30 | Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710203051.8A CN106820734A (en) | 2017-03-30 | 2017-03-30 | Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106820734A true CN106820734A (en) | 2017-06-13 |
Family
ID=59141538
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710203051.8A Pending CN106820734A (en) | 2017-03-30 | 2017-03-30 | Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106820734A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107319814A (en) * | 2017-08-04 | 2017-11-07 | 万福阁家具（昆山）有限公司 | Improved structure for adjusting headrest |
| WO2018192124A1 (en) * | 2017-04-19 | 2018-10-25 | Zhejiang Feili Technology Co., Ltd. | Motorized furniture headrest assembly for seating systems using motorized drive through axial actuator |
| CN114376367A (en) * | 2020-10-16 | 2022-04-22 | 礼恩派(嘉兴)有限公司 | Integrated assembly and seat comprising same |
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Application publication date: 20170613 |