CN204635649U - A kind of seat back of the body interlock chair - Google Patents
A kind of seat back of the body interlock chair Download PDFInfo
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- CN204635649U CN204635649U CN201520175960.1U CN201520175960U CN204635649U CN 204635649 U CN204635649 U CN 204635649U CN 201520175960 U CN201520175960 U CN 201520175960U CN 204635649 U CN204635649 U CN 204635649U
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- backrest
- spacing
- seat back
- extension spring
- base
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Abstract
The utility model relates to a kind of seat back of the body interlock chair, and comprise the handrail of base, seat support, backrest and seat support both sides, handrail and base are rigidly connected, and the backrest left and right sides is hinged with two handrails respectively; Seat support comprises the mounting assembling cushion and the slide plate be connected with base sliding, and both sides, mounting rear end are hinged with the backrest left and right sides respectively; Mounting front end and slide plate hinged, and mounting and slide plate rotate at backrest and are synchronized with the movement time around, and in base, be provided with the extension spring that slide plate is resetted, described extension spring is arranged along skateboarding direction.By backrest and handrail hinged, mounting backrest is hinged, and make user in reclining process, seat support is synchronized with the movement thereupon, and seat support plays a supportive role to human body waist all the time, and backrest is close to human body back all the time and is not subjected to displacement, and ensures comfortableness.Extension spring is arranged along skateboarding direction, no matter when making extension spring be in stretching or contraction state, its power be subject to is along its length the power on (deformation direction), makes extension spring life.
Description
Technical field
The utility model relates to a kind of chair, particularly relates to a kind of seat back of the body interlock chair.
Background technology
Office chair is as office accommodation important in routine office work life, and the level of comfort of chair is directly connected to the quality of working life of people.The a lot of office chair in current market adopts universal chassis, because the man-machine size matching relationship of backrest and seat surface is without fastidious, user is in reclining process, backrest particularly Lumbar departs from human body waist, the two directly forms unsettled gap, causing seat under reclining state to lose the support to human body waist, is exactly " the race waist " that we are commonly called as, and human spine can not get effectively supporting the health problem causing many sittings; Meanwhile, owing to adopting universal chassis, the man-machine size matching relationship of backrest and seat surface is without fastidious, user is in reclining process, and buttocks is relative with seat surface fixing, and the relative human body back of backrest upwards rubs, cause the uncomfortable property of " clothes is pulled in chopping ", also cause indecency perception.In addition, user is in reclining process, and along with the layback of backrest, the center of gravity of human body, also with moving the carrying center of gravity departing from seat afterwards, easily overturning occurring, there is potential danger.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide the healthy chair of a kind of backrest and cushion linkage, designed by the interlock of backrest and cushion, make user in reclining process, cushion is synchronized with the movement thereupon, seat can play the effect of support human body waist all the time, effectively avoids the generation of " race waist " situation, is conducive to health; Simultaneously such design, because cushion and backrest are synchronized with the movement, make user in reclining process, buttocks and cushion are synchronized with the movement, and effectively avoid backrest to human body back frictional force upwards, effectively avoid the phenomenon of " clothes is pulled in chopping " to occur.
In order to realize above-mentioned object, the utility model have employed following technical scheme:
A kind of seat back of the body interlock chair, comprise the handrail of base, seat support, backrest and seat support both sides, described handrail and base are rigidly connected, and the described backrest left and right sides is hinged with two handrails respectively; Described seat support comprises the mounting assembling cushion and the slide plate be connected with base sliding, and both sides, mounting rear end are hinged with the backrest left and right sides respectively; Mounting front end and slide plate hinged, and mounting and slide plate rotate at backrest and are synchronized with the movement time around, and in base, be provided with the extension spring that slide plate is resetted, described extension spring is arranged along skateboarding direction.By backrest and handrail hinged, mounting backrest is hinged, makes user in reclining process, seat support is synchronized with the movement thereupon, and seat support plays a supportive role to human body waist all the time, effectively avoids the generation of " race waist " situation, simultaneously backrest is close to human body back all the time and is not subjected to displacement, and ensures comfortableness; While leaning on after backrest, seat support conveying human body moves forward, and appropriateness is supplemented the center of gravity that reclining brings backward and retrodeviated unstable problem.User in reclining process, backrest, to mounting one power upwards forward, by slide plate and mounting to be provided separately and hinged, to make seat support front end in reclining process lift and can ignore, avoids it to cause compressing to thigh.Because extension spring is arranged along skateboarding direction, no matter when making extension spring be in stretching or contraction state, its power be subject to is along its length the power on (deformation direction), deformation and stressed can not produced perpendicular to its length direction, the effect of extension spring is given full play to, effectively ensures its service life.
As preferred embodiment, it is hinged that described mounting front end and slide plate pass through the first main shaft, and the first described main shaft is two independently little axle or one whole major axis arranged perpendicular to skateboarding direction.
As preferred embodiment, mounting rear end bilateral symmetry is provided with two supports, and two pedestal upper end are hinged with the backrest left and right sides respectively.
As preferred embodiment, be provided with a support in the middle part of described mounting rear end, described pedestal upper end extends two symmetrical bifurcateds, and two bifurcateds are hinged with the backrest left and right sides respectively.
As preferred embodiment, the pin joint of support and backrest is in the below of backrest and handrail pin joint.
As preferred embodiment, described two handrails all offer elevation angle stopper slot, and described backrest both sides are provided with limited post, and when backrest rotates, limited post follows backrest in elevation angle stopper slot inter-sync campaign.Limited post inserts in elevation angle stopper slot, when limited post props up elevation angle stopper slot rear end, plays location backrest initial angle, prevents seat support from resetting backward excessive, turn over before causing backrest; In backrest reclining process, limited post is synchronized with the movement in elevation angle stopper slot, when the front end of limited post and elevation angle stopper slot offsets, the elevation angle of backrest reaches maximum, thus cooperation between the two can play the effect of the maximum elevation angle of restriction backrest, prevent backrest reclining excessive, cause overturning backward.
As preferred embodiment, one end of described extension spring connects slide plate, and the other end is connected with base.
As preferred embodiment, be provided with the damper regulation mechanism for regulating extension spring original state in base, one end of described extension spring connects slide plate, and the described extension spring other end is connected with damper regulation mechanism.By arranging damper regulation mechanism in order to regulate the original state (i.e. initial length/pretightning force/initial elastic force etc.) of extension spring, thus regulate backrest in reclining process, the size of the restoring force that seat support is subject to, thus make chair can adapt to different building shape Man's Demands.
As preferred embodiment, described damper regulation mechanism comprises damping and regulates substrate, L-type plate and L-type plate drive unit, the other end and the damping of described extension spring regulate substrate to be connected, damping regulates substrate to be connected with base sliding, described L-type plate comprises transverse arm and vertical arm, junction and the base of transverse arm and vertical arm are hinged, the free end of transverse arm and damping regulate substrate hinged, L-type plate is with the pin joint of its two-arm junction for fulcrum, and the free end of vertical arm rotates and regulates substrate to move by transverse arm band dynamic damping under the driving of L-type plate drive unit.
As preferred embodiment, described L-type plate drive unit comprises damping regulating handle, described damping regulating handle inserted base sidewall and rotate with base side wall circumference, axial restraint is connected, the damping regulating handle section of being threaded also is arranged with damping nut on thread segment, the vertical arm of described damping nut and L-type plate is affixed, in the process that damping regulating handle circumference is rotated, damping nut is moved and promotes L-type plate with the pin joint of its two-arm junction for fulcrum synchronous axial system.
As preferred embodiment, be provided with barricade in described base, damping regulating handle is connected on barricade through after the sidewall of base, and by arranging, jump ring makes the rotation of damping regulating handle circumferential direction, axial direction is fixed.
As preferred embodiment, described damping regulates on substrate and offers at least two sliding rails, base is provided with the axis of guide matched with sliding rail.Arrange sliding rail and the axis of guide, make damper regulation mechanism in the process regulating extension spring original state, damping regulates substrate along the orbital motion of setting, thus avoids the problems such as extension spring twists.
As preferred embodiment, on described L-type plate two-arm junction by one of them axis of guide and base hinged.
As preferred embodiment, described sliding rail has three, and three sliding rails lay respectively at both sides and the centre that damping regulates substrate, described base are provided with three axis of guides matched with three sliding rails.Set three sliding rails to coordinate with three axis of guides, further enhance control damping being regulated to substrate running orbit.
As preferred embodiment, described damping regulates the both sides of substrate rear end to be provided with two extension spring holders, and described extension spring has two, and the other end of two extension springs is connected with two extension spring holders respectively.
As preferred embodiment, described slide plate both sides offer skateboard track, base are provided with slide plate limited screw, and slide plate limited screw is arranged in skateboard track.Arranging of slide plate limited screw on the one hand avoids slide plate with base departs from, and another aspect slide plate limited screw coordinates with skateboard track, and slide plate can only be seesawed on skateboard track direction.
As preferred embodiment, on described slide plate bottom surface, rigid connecting is connected to extension spring pedestal, and one end of described extension spring hangs on extension spring pedestal.
As preferred embodiment, also limit adjusting mechanism is provided with in described base, described limit adjusting mechanism comprises spacing regulating handle, spacing pedestal, control line and spacing ladder slide block, the inserting groove for the spacing ladder slide block of grafting is provided with in described spacing pedestal, described spacing ladder slide block comprise with several step end difference and be plugged on Plug Division in inserting groove, be provided with elastic component between spacing ladder slide block and spacing pedestal; Described control line one end is connected with spacing regulating handle, and the other end passes spacing pedestal and is connected with the Plug Division of spacing ladder slide block; Described spacing ladder slide block is arranged on the running route front end of extension spring pedestal, and by regulating spacing regulating handle to make the different steps of the end difference of the limited ladder slide block of extension spring pedestal difference stop.Backrest drives mounting and skateboarding in reclining process, when moving to certain distance, the limited ladder slide block of extension spring pedestal be positioned on slide plate bottom surface stops, slide plate stop motion, backrest is also located thereupon, by the length regulating spacing ladder slide block to stretch out, thus regulate the distance that extension spring pedestal can be advanced, and then regulate the elevation angle scope of backrest.
As preferred embodiment, be provided with steering-by-wire wheel in described spacing pedestal, the other end of control line is provided with positioning head, and Plug Division is provided with locating slot, and the other end of control line is walked around steering-by-wire and taken turns and positioning head is stuck in locating slot.
As preferred embodiment, the Plug Division of described spacing ladder slide block is provided with the storage tank of accommodating described elastic component, the two ends of described elastic component offset with spacing ladder slide block, spacing pedestal respectively.The Plug Division of spacing ladder slide block arranges storage tank, effectively avoids elastic component to drop on the one hand, also effectively can guide the conduction orientation of elastic component power on the other hand.
As preferred embodiment, described spacing regulating handle comprises handle and labour contractor, and described control line is connected in handle through labour contractor.
As preferred embodiment, the alignment pin be provided with flexure strip in described handle, abutting against with flexure strip and the spacing compressing tablet abutted against with flexure strip, be provided with the draw-in groove for placing flexure strip in described handle, draw-in groove leave gap for flexure strip activity with alignment pin opposite position place; One end of described control line is also provided with positioning head, is also provided with for the locating hole with positioning head snap-fit engagement in handle, and for the coiling track around control line; Also be provided with location cotter way in described handle, described alignment pin one end is fixed on flexure strip lower end, and the other end is through location cotter way; Be provided with circular groove in described labour contractor, a section of circular groove edge is provided with the positioning tooth for matching with alignment pin, and in handle rotation process, alignment pin coordinates one by one with positioning tooth.When handle is in rotation process, control line, around on coiling track, pulls spacing ladder slide block, thus changes the range ability of extension spring pedestal, reaches the effect regulating tilting angle of backrest.Simultaneously, alignment pin withstands positioning tooth under the elastic force of flexure strip, realizes the location regulating spacing handle.
As preferred embodiment, be also provided with the fin for fixing spacing compressing tablet in described handle, spacing compressing tablet is plugged on fin.Spacing compressing tablet is plugged on fin, is pressed in by flexure strip in handle, prevents it from dropping.
As preferred embodiment, locating shaft is provided with in described spacing regulating handle, the center of spacing compressing tablet offers through hole, and described locating shaft through handle, the through hole of spacing compressing tablet and labour contractor, thus makes that handle, labour contractor and this three of spacing compressing tablet are fixing in the axial direction, circumference is rotationally connected.
As preferred embodiment, described spacing compressing tablet comprises the first larger periphery cambered surface of radius and less the second periphery cambered surface of radius; First periphery cambered surface and the second periphery cambered surface in its junction because of radius is different thus formed two baffle plates; In handle rotation process, the angle that handle rotates is limited within the specific limits by two baffle plates of the two ends of positioning tooth and spacing compressing tablet.
As preferred embodiment, described handrail comprises armrest body and supporter, and armrest body is arranged at supporter upper end, and supporter lower end and base are rigidly connected, the backrest left and right sides respectively with two supporter upper end thereof.
Compared with prior art, the beneficial effects of the utility model are:
Compared with prior art, design philosophy of the present utility model and beneficial effect are:
The utility model provides a kind of seat back of the body interlock chair, is designed, make user in reclining process by the interlock of backrest and cushion, cushion is synchronized with the movement thereupon, seat can play the effect of support human body waist all the time, effectively avoids the generation of " race waist " situation, is conducive to health; Simultaneously such design, because cushion and backrest are synchronized with the movement, make user in reclining process, backrest is close to human body back all the time and is not subjected to displacement, and ensures comfortableness; In addition, while leaning on after making backrest by interlock design, seat support seat surface conveying human body moves forward, and appropriateness is supplemented the center of gravity that reclining brings backward and retrodeviated unstable problem.Because extension spring is arranged along skateboarding direction, no matter when making extension spring be in stretching or contraction state, its power be subject to is along its length the power on (deformation direction), deformation and stressed can not produced perpendicular to its length direction, the effect of extension spring is given full play to, effectively ensures its service life.
In addition, the utility model also has following beneficial effect:
1. by arranging elevation angle stopper slot and limited post, and making limited post insert in elevation angle stopper slot, when limited post props up elevation angle stopper slot rear end, playing location backrest initial angle, preventing seat support from resetting backward excessive, turn over before causing backrest; In backrest reclining process, limited post is synchronized with the movement in elevation angle stopper slot, when the front end of limited post and elevation angle stopper slot offsets, the elevation angle of backrest reaches maximum, thus cooperation between the two can play the effect of the maximum elevation angle of restriction backrest, prevent backrest reclining excessive, cause overturning backward.
2. by arranging damper regulation mechanism in order to regulate the original state of extension spring, thus regulate backrest in reclining process, the size of the restoring force that seat support is subject to, thus make chair can adapt to different building shape Man's Demands.
3. by arranging limit adjusting mechanism, backrest drives mounting and skateboarding in reclining process, when moving to certain distance, the limited ladder slide block of extension spring pedestal be positioned on slide plate bottom surface stops, slide plate stop motion, backrest also along with location, by regulating the position limiting slide block length of stretching out, thus regulate the distance that extension spring pedestal can be advanced, and then regulate the elevation angle scope of backrest.
4. by calculating the pin joint height of backrest and handrail, the rotating shaft of backrest reclining is higher than the rotating shaft of common backrest reclining, thus backrest distance from top rotating shaft is nearer, thus during the identical angle of reclining, the amplitude that backrest of the present utility model swings backward is less, and required activity space is less; And the utility model seat surface when backrest reclining moves forward, and makes the center of gravity of monolithic seat closer to centre of support, avoids reclining transition overturning backward.
Accompanying drawing explanation
Fig. 1 be backrest when original state, the structural representation of backrest, handrail, base and seat support.
Fig. 2 be backrest when reclining state, the structural representation of backrest, handrail, base and seat support.
Fig. 3 be backrest when original state, the sectional view of backrest, handrail, base and seat support.
Fig. 4 is another angular views of Fig. 3.
Fig. 5 be backrest when original state, the explosive view of backrest, handrail, base and seat support.
Fig. 6 is another angular views of Fig. 5.
Fig. 7 is seat support, backrest and the enlarged drawing of handrail three in its coupling part.
Fig. 8 is another multi-angled view of Fig. 7.
Fig. 9 is the structural representation of seat support.
Figure 10 is another multi-angled view of seat support.
Figure 11 is the sectional view of seat support.
Figure 12 be slide plate match with base structural representation.
Figure 13 is the structural representation at another visual angle that slide plate matches with base.
Figure 14 is the sectional view of slide plate.
Figure 15 is the explosive view of slide plate and base.
Figure 16 is the explosive view of damper regulation mechanism.
Figure 17 is the explosive view at another visual angle of damper regulation mechanism.
Figure 18 is the fit structure schematic diagram of damper regulation mechanism and base.
When Figure 19 is control line contraction, the structural representation of limit adjusting mechanism.
Figure 20 is control line when loosening, the structural representation of limit adjusting mechanism.
When Figure 21 is control line contraction, the working state schematic representation of limit adjusting mechanism.
Figure 22 is control line when loosening, the working state schematic representation of limit adjusting mechanism.
Figure 23 is the explosive view of limit adjusting mechanism.
Figure 24 is the phantom of limit adjusting mechanism.
Figure 25 is the explosive view of spacing regulating handle.
Figure 26 is the explosive view at spacing another visual angle of regulating handle.
Figure 27 is the structural representation of spacing compressing tablet.
Mark as follows in figure:
Base 100, sidewall 101, barricade 102, the axis of guide 103;
Seat support 200, mounting 201, support 202, slide plate 203, first main shaft 204, extension spring 205,
Skateboard track 206, slide plate limited screw 207, extension spring pedestal 208;
Backrest 300, limited post 302, connecting portion 303;
Handrail 400, elevation angle stopper slot 401, crossbeam 402, supporter 403, armrest body 404;
Damper regulation mechanism 500, damping adjustment substrate 510, L-type plate 520, L-type plate drive unit 530,
Transverse arm 521, vertical arm 522, jointed shaft 523, damping regulating handle 531, thread segment 532,
Damping nut 533, jump ring 534, push pedal 535, sliding rail 511, extension spring holder 512;
Limit adjusting mechanism 600, spacing regulating handle 610, spacing pedestal 630, control line 640,
Spacing ladder slide block 650, inserting groove 631, end difference 651, Plug Division 652, elastic component 653,
Steering-by-wire wheel 632, locating slot 654, positioning head 641, storage tank 655, handle 611,
Labour contractor 612, flexure strip 613, alignment pin 614, spacing compressing tablet 615, draw-in groove 616, locating hole 617,
Coiling track 627, location cotter way 618, circular groove 619, positioning tooth 620, fin 621,
First periphery cambered surface 624, second periphery cambered surface 625, through hole 623, baffle plate 626.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is made a detailed explanation.
First the reference azimuth of each parts of the utility model is defined, the utility model by chair when normally using, the front of chair is front end, the rear of chair comprises backrest, the region at support place is rear end, when people sits and leans on backward on the seat, backrest rotates and drives mounting, slide plate moves to chair front.
A kind of seat back of the body interlock chair as shown in Fig. 1 ~ Fig. 6, comprise the handrail 400 of base 100, seat support 200, backrest 300 and seat support 200 both sides, described handrail 400 is made up of armrest body 404 and supporter 403, armrest body 404 is arranged at supporter 403 upper end, and the lower end of supported on both sides body 403 is rigidly connected by crossbeam 402 and base 100.Described backrest 300 left and right sides is provided with connecting portion 303 outstanding forward, and the connecting portion 303 of backrest 300 both sides is hinged with two supporter 403 upper end thereof, two handrails 400 respectively; Described seat support 200 comprises the mounting 201 assembling cushion and the slide plate 203 be slidably connected with base 100, and it is hinged with the connecting portion 303 of backrest 300 left and right sides respectively that described mounting 201 rear end bilateral symmetry is provided with two supports, 202, two support 202 upper ends.
Support 202 is in the below of backrest 300 and handrail 400 pin joint with the pin joint of backrest 300.Mounting 201 front end and slide plate 203 hinged, and mounting 201 and slide plate 203 rotate time around at backrest 300 and are synchronized with the movement, and in base 100, be provided with the extension spring 205 that slide plate 203 is resetted, extension spring 205 is arranged along the direction of motion of slide plate 203.The both sides of mounting 201 are provided with slide rail, by arranging the mode of slideway in cushion both sides, cushion are plugged on mounting.User is in reclining process, and backrest 300 drives seat support 200 to be synchronized with the movement thereupon, and seat support 200 plays a supportive role to human body waist all the time, effectively avoids the generation of " race waist " situation, also can effectively avoid the phenomenon of " clothes is pulled in chopping " to occur simultaneously.User in reclining process, backrest 300 gives mounting 201 1 power upwards forward, by slide plate 203 and mounting 201 to be provided separately and hinged, can to effectively reduce the frictional force between seat support 200 and base 100, avoid stuck; In addition, while leaning on after making backrest by interlock design, seat support seat surface conveying human body moves forward, and appropriateness is supplemented the center of gravity that reclining brings backward and retrodeviated unstable problem.
As shown in Figure 6 to 8, supporter 403 upper end of two handrails 400 is provided with intermediate plate, intermediate plate all offers elevation angle stopper slot 401, backrest 300 both sides are provided with limited post 302, when backrest 300 rotates, limited post 302 follows backrest 300 in elevation angle stopper slot 401 inter-sync campaign.By arranging elevation angle stopper slot 401 and limited post 302, and make limited post 302 insert in elevation angle stopper slot 401, when limited post 302 props up elevation angle stopper slot 401 rear end, play location backrest 300 initial angle, prevent seat support from resetting backward excessive, turn over before causing backrest 300; In backrest reclining process, limited post 302 is synchronized with the movement in elevation angle stopper slot 401, when limited post 302 offsets with the front end of elevation angle stopper slot 401, the elevation angle of backrest 300 reaches maximum, thus cooperation between the two can play the effect of the maximum elevation angle of restriction backrest, prevent backrest reclining excessive, cause overturning backward.
As shown in Fig. 9 ~ Figure 11, it is hinged that the first main shaft 204 is passed through in the both sides of mounting 201 front end and the both sides of slide plate 203 front end, and the first described main shaft 204 is two independently little axles.User in reclining process, backrest 300 to mounting 201 1 power upwards forward, easily can cause seat support 200 front end to tilt, causes compressing to thigh.By slide plate 300 and mounting 201 to be provided separately and hinged by the first main shaft 204, to make seat support front end in reclining process lift and can ignore, avoid it to cause compressing to thigh.
On the left and right sides of slide plate 203 bottom surface, rigid connecting is connected to two extension spring pedestals 208, and extension spring pedestal 203 is in inverted U-shaped, and extension spring pedestal 203 has crossed a bearing pin, the front end of extension spring 205 hangs on the bearing pin of extension spring pedestal 203.Extension spring 205 has two, is separately positioned on the both sides in seat support 200.
As shown in Figure 12 ~ 15, slide plate 203 both sides offer skateboard track 206, base 100 are provided with slide plate limited screw 207, and slide plate limited screw 207 is arranged in skateboard track 206.The arranging of slide plate limited screw 207 avoids on the one hand slide plate 203 and departs from base 100, on the other hand the coordinating of slide plate limited screw 207 and skateboard track 206, and slide plate 203 can only be seesawed on skateboard track 206 direction.
As shown in Figure 16 ~ 18, in base 100, be provided with the damper regulation mechanism 500 for regulating extension spring 205 original state.
Described damper regulation mechanism 500 comprises damping and regulates substrate 510, L-type plate 520 and L-type plate drive unit 530, damping regulates the both sides of substrate 510 rear end to be provided with two extension spring holders 512, crossed bearing pin in extension spring holder 512, the other end of two extension springs 205 is articulated on the bearing pin of two extension spring holders 512.Damping regulates substrate 510 and base 100 to be slidably connected, and regulates on substrate 510 offer both sides and the centre that three sliding rails, 511, three sliding rails 511 lay respectively at damping adjustment substrate 510 in damping.Base 100 is provided with three axis of guides 103 matched with sliding rail 511.Arrange sliding rail 511 and the axis of guide 103, make damper regulation mechanism 500 in the process regulating extension spring 205 original state, damping regulates substrate 510 along the orbital motion of setting, thus avoids the problems such as extension spring 205 twists.
Described L-type plate 520 comprises integrated transverse arm 521 and vertical arm 522, the a certain axis of guide 103 being positioned at side on the junction of transverse arm 521 and vertical arm 522 and base 100 is hinged, and the free end of transverse arm 521 and damping regulate substrate 510 hinged by jointed shaft 523.Described L-type plate drive unit 530 comprises damping regulating handle 531, damping regulating handle 531 section of being threaded 532, described damping regulating handle 531 penetrates the sidewall 101 of base 100 and is arranged on the barricade 102 of base 100 inside, the damping regulating handle 531 between sidewall 101 and barricade 102 is made to be thread segment 532, jump ring 534 is set by the two ends being close to sidewall 101 and barricade 102 on thread segment 532, such that damping regulating handle 531 circumferential direction is rotated, axial direction fixes.Thread segment 532 between sidewall 101 and barricade 102 is also arranged with damping nut 533, is close to damping nut 533 and is provided with push pedal 535, and the vertical arm 522 of this push pedal and L-type plate 520 is affixed.In the process that damping regulating handle 531 circumference is rotated, damping nut 533 drives push pedal 535 movable, push pedal 535 promotes the vertical arm 522 of L-type plate 520, make L-type plate 520 with the pin joint of its two-arm junction (namely hinged with the L-type plate axis of guide 103) for fulcrum, so make the transverse arm 521 of L-type plate 520 by jointed shaft 523 promote damping regulate substrate 510 move.
As shown in Figure 19 ~ Figure 24, be also provided with limit adjusting mechanism 600 in described base 100, described limit adjusting mechanism 600 comprises spacing regulating handle 610, spacing pedestal 630, control line 640 and spacing ladder slide block 650.In spacing pedestal 630, be provided with the inserting groove 631 for the spacing ladder slide block 650 of grafting, be provided with steering-by-wire wheel 632 in spacing pedestal 630, between spacing ladder slide block 650 and spacing pedestal 630, be provided with elastic component 653.Spacing ladder slide block 650 comprises end difference 651 with several step and the Plug Division 652 that is plugged in inserting groove 631, Plug Division 652 is provided with the storage tank 655 of accommodating elastic component 653, the two ends of described elastic component 653 offset with spacing ladder slide block 650, spacing pedestal 630 respectively, and Plug Division 652 is also provided with locating slot 654.The two ends of described control line 640 are provided with positioning head 641, and one end of control line 640 is connected with spacing regulating handle 610, and the other end of control line 640 is walked around steering-by-wire wheel 632 and the positioning head 641 being arranged on control line two ends is stuck in locating slot 654.Spacing ladder slide block 650 being arranged on the running route front end of extension spring pedestal 208, now the different steps of the end difference 651 of the limited ladder slide block 650 of extension spring pedestal 208 difference can being stopped by regulating spacing regulating handle 610.Backrest 300 drives mounting 201 and slide plate 203 to move in reclining process, when moving to certain distance, the limited ladder slide block 650 of extension spring pedestal 208 be positioned on slide plate 203 bottom surface stops, slide plate 203 stop motion, backrest 300 is also along with location, by the length regulating spacing ladder slide block 650 to stretch out, thus regulate the distance that extension spring pedestal 208 can be advanced, and then regulate the elevation angle scope of backrest 300.
Spacing regulating handle 610 as shown in Figure 25 ~ 27, it is located on damping regulating handle 531, and can winding Buddhist nun regulating handle 531 circumference rotate, the head 536 of the damped in the axial direction regulating handle 531 of spacing regulating handle 610 and the sidewall 101 of base 100 are fixed.Spacing regulating handle 610 comprises handle 611 and labour contractor 612.Be provided with circular groove 619 in described labour contractor 612, a section of circular groove 619 edge is provided with the positioning tooth 620 for matching with alignment pin 614.The alignment pin 614 be provided with flexure strip 613 in described handle 611, abutting against with flexure strip 613 and the spacing compressing tablet 615 abutted against with flexure strip 613, be provided with the draw-in groove 616 for placing flexure strip 613 in described handle 611, draw-in groove 616 leave gap for flexure strip 613 activity with alignment pin 614 opposite position place; One end of described control line 640 is also provided with positioning head 641, is also provided with for the locating hole 617 with positioning head 641 snap-fit engagement in handle 611, and for the coiling track 627 around control line 640; Also be provided with location cotter way 618 in described handle 611, described alignment pin 614 one end is fixed on flexure strip 613 lower end, and the other end through location cotter way 618, and in handle 611 rotation process, coordinates with positioning tooth 620 one by one.Also be provided with the fin 621 for fixing spacing compressing tablet 615 in handle 611, spacing compressing tablet 615 is plugged on fin 621.
Damping regulating handle 531 through handle 611, location compressing tablet 615 and labour contractor 612, thus makes that handle 611, labour contractor 612 and this three of spacing compressing tablet 615 are fixing in the axial direction, circumference is rotationally connected.The center of spacing compressing tablet 615 offers through hole 623, and spacing compressing tablet 615 is located on damping regulating handle 531 by through hole 623.Spacing compressing tablet 615 comprises the first larger periphery cambered surface 624 of radius and less the second periphery cambered surface 625 of radius; First periphery cambered surface 624 and the second periphery cambered surface 625 in its junction because of radius is different thus formed two baffle plates 626; In handle 611 rotation process, in certain two position, two baffle plates 626 of spacing compressing tablet 615 offset with the two ends of positioning tooth 620 respectively, thus the angle that handle 611 is rotated is limited within the specific limits by two baffle plates 626 of positioning tooth 620 and spacing compressing tablet 615.
Above content described in this description is only to the explanation of the utility model example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of the utility model description or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (26)
1. a seat back of the body interlock chair, comprise the handrail (400) of base (100), seat support (200), backrest (300) and seat support (200) both sides, it is characterized in that: described handrail (400) and base (100) are rigidly connected, and described backrest (300) left and right sides is hinged with two handrails (400) respectively; Described seat support (200) comprises the mounting (201) assembling cushion and the slide plate (203) be slidably connected with base (100), and mounting (201) both sides, rear end are hinged with backrest (300) left and right sides respectively; Mounting (201) front end and slide plate (203) hinged, and mounting (201) and slide plate (203) rotate at backrest (300) and are synchronized with the movement time around, in base (100), be provided with the extension spring (205) that slide plate (203) is resetted, described extension spring (205) is arranged along slide plate (203) direction of motion.
2. a kind of seat back of the body interlock chair according to claim 1, it is characterized in that: described mounting (201) front end and slide plate (203) hinged by the first main shaft (204), described the first main shaft (204) is two independently major axis of arranging perpendicular to slide plate (203) direction of motion of little axle or whole.
3. a kind of seat back of the body interlock chair according to claim 1, it is characterized in that: described mounting (201) rear end bilateral symmetry is provided with two supports (202), two support (202) upper ends are hinged with backrest (300) left and right sides respectively.
4. a kind of seat back of the body interlock chair according to claim 1, it is characterized in that: in the middle part of described mounting (201) rear end, be provided with a support (202), two symmetrical bifurcateds are extended in described support (202) upper end, and two bifurcateds are hinged with backrest (300) left and right sides respectively.
5. a kind of seat back of the body interlock chair according to claim 4, is characterized in that: described support (202) is in the below of backrest (300) and handrail (400) pin joint with the pin joint of backrest (300).
6. a kind of seat back of the body interlock chair according to claim 1, it is characterized in that: described two handrails (400) all offer elevation angle stopper slot (401), described backrest (300) both sides are provided with limited post (302), when backrest (300) rotates, limited post (302) follows backrest (300) in elevation angle stopper slot (401) inter-sync campaign.
7. a kind of seat back of the body interlock chair according to claim 1, is characterized in that: one end of described extension spring (205) connects slide plate (203), and the other end is connected with base (100).
8. a kind of seat back of the body interlock chair according to claim 1, it is characterized in that: in base (100), be provided with the damper regulation mechanism (500) for regulating extension spring (205) original state, one end of described extension spring (205) connects slide plate (203), and the other end of extension spring (205) is connected with damper regulation mechanism (500).
9. a kind of seat back of the body interlock chair according to claim 8, it is characterized in that: described damper regulation mechanism (500) comprises damping and regulates substrate (510), L-type plate (520) and L-type plate drive unit (530), the other end and the damping of described extension spring (205) regulate substrate (510) to be connected, damping regulates substrate (510) and base (100) to be slidably connected, described L-type plate (520) comprises transverse arm (521) and vertical arm (522), junction and the base (100) of transverse arm (521) and vertical arm (522) are hinged, the free end of transverse arm (521) and damping regulate substrate (510) hinged, L-type plate (520) with the pin joint of its two-arm junction for fulcrum, the free end of vertical arm (522) rotates and passes through transverse arm (521) band dynamic damping and regulates substrate (510) mobile under the driving of L-type plate drive unit (530).
10. a kind of seat back of the body interlock chair according to claim 9, it is characterized in that: described L-type plate drive unit (530) comprises damping regulating handle (531), the sidewall (101) of described damping regulating handle (531) inserted base (100) also rotates with sidewall (101) circumference of base (100), axial restraint connects, damping regulating handle (531) section of being threaded (532) is also arranged with damping nut (533) on thread segment (532), described damping nut (533) is affixed with the vertical arm (522) of L-type plate (520), in the process that damping regulating handle (531) circumference is rotated, damping nut (533) is moved and promotes L-type plate (520) with the pin joint of its two-arm junction for fulcrum synchronous axial system.
11. a kind of seat back of the body interlock chairs according to claim 10, it is characterized in that: in described base (100), be provided with barricade (102), damping regulating handle (531) is connected on barricade (102) through after the sidewall (101) of base (100), and by arranging, jump ring (534) makes the rotation of damping regulating handle (531) circumferential direction, axial direction is fixed.
12. a kind of seat back of the body interlock chairs according to claim 11, it is characterized in that: described damping regulates on substrate (510) and offers at least two sliding rails (511), base (100) is provided with the axis of guide (103) matched with sliding rail (511).
13. a kind of seat back of the body interlock chairs according to claim 12, is characterized in that: the junction of the upper two-arm of described L-type plate (520) is hinged by one of them axis of guide (103) and base (100).
14. a kind of seat back of the body interlock chairs according to claim 12, it is characterized in that: described sliding rail (511) has three, article three, sliding rail (511) lays respectively at both sides and the centre that damping regulates substrate (510), described base (100) is provided with three axis of guides (103) matched with three sliding rails (511).
15. a kind of seat back of the body interlock chairs according to claim 14, it is characterized in that: described damping regulates the both sides of substrate (510) rear end to be provided with two extension spring holders (512), described extension spring (205) has two, and the other end of two extension springs (205) is connected with two extension spring holders (512) respectively.
16. a kind of seat back of the body interlock chairs according to claim 1, it is characterized in that: described slide plate (203) both sides offer skateboard track (206), base (100) is provided with slide plate limited screw (207), slide plate limited screw (207) is arranged in skateboard track (206).
17. a kind of seat back of the body interlock chairs according to claim 7, it is characterized in that: on described slide plate (203) bottom surface, rigid connecting is connected to extension spring pedestal (208), one end of described extension spring (205) hangs on extension spring pedestal (208).
18. a kind of seat back of the body interlock chairs according to claim 17, it is characterized in that: in described base (100), be also provided with limit adjusting mechanism (600), described limit adjusting mechanism (600) comprises spacing regulating handle (610), spacing pedestal (630), control line (640) and spacing ladder slide block (650), the inserting groove (631) for the spacing ladder slide block (650) of grafting is provided with in described spacing pedestal (630), described spacing ladder slide block (650) comprises end difference (651) with several step and the Plug Division (652) that is plugged in inserting groove (631), elastic component (653) is provided with between spacing ladder slide block (650) and spacing pedestal (630), described control line (640) one end is connected with spacing regulating handle (610), and the other end passes spacing pedestal (630) and is connected with the Plug Division (652) of spacing ladder slide block (650), described spacing ladder slide block (650) is arranged on the running route front end of extension spring pedestal (208), and by regulating spacing regulating handle (610) to make the different steps of the end difference (651) of the limited ladder slide block (650) of extension spring pedestal (208) difference stop.
19. a kind of seat back of the body interlock chairs according to claim 18, it is characterized in that: in described spacing pedestal (630), be provided with steering-by-wire wheel (632), the other end of control line (640) is provided with positioning head (641), Plug Division (652) are provided with locating slot (654), and the other end of control line (640) is walked around steering-by-wire wheel (632) and positioning head (641) is stuck in locating slot (654).
20. a kind of seat back of the body interlock chairs according to claim 19, it is characterized in that: the storage tank (655) Plug Division (652) of described spacing ladder slide block (650) being provided with accommodating described elastic component (653), the two ends of described elastic component (653) offset with spacing ladder slide block (650), spacing pedestal (630) respectively.
21. a kind of seat back of the body interlock chairs according to claim 18, is characterized in that: described spacing regulating handle (610) comprises handle (611) and labour contractor (612), and described control line (640) is connected in handle (611) through labour contractor (612).
22. a kind of seat back of the body interlock chairs according to claim 21, it is characterized in that: the alignment pin (614) be provided with flexure strip (613) in described handle (611), abutting against with flexure strip (613) and the spacing compressing tablet (615) abutted against with flexure strip (613), be provided with the draw-in groove (616) for placing flexure strip (613) in described handle (611), draw-in groove (616) leave for the movable gap of flexure strip (613) with alignment pin (614) opposite position place; One end of described control line (640) is also provided with positioning head (641), is also provided with for the locating hole (617) with positioning head (641) snap-fit engagement in handle (611), and for the coiling track (627) around control line (640); Also be provided with location cotter way (618) in described handle (611), described alignment pin (614) one end is fixed on flexure strip (613) lower end, and the other end is through location cotter way (618); Circular groove (619) is provided with in described labour contractor (612), one section of circular groove (619) edge is provided with the positioning tooth (620) for matching with alignment pin (614), in handle (611) rotation process, alignment pin (614) coordinates one by one with positioning tooth (620).
23. a kind of seat back of the body interlock chairs according to claim 22, is characterized in that: be also provided with the fin (621) for fixing spacing compressing tablet (615) in described handle (611), spacing compressing tablet (615) is plugged on fin (621).
24. a kind of seat back of the body interlock chairs according to claim 22, it is characterized in that: in described spacing regulating handle (610), be provided with locating shaft, the center of spacing compressing tablet (615) offers through hole (623), described locating shaft through handle (611), the through hole (623) of spacing compressing tablet (615) and labour contractor, thus makes that handle (611), labour contractor (612) and spacing compressing tablet (615) this three fix in the axial direction, circumference is rotationally connected.
25. a kind of seats back of the body interlock chairs according to claim 24, is characterized in that: described spacing compressing tablet (615) comprises the first larger periphery cambered surface (624) of radius and less the second periphery cambered surface (625) of radius; First periphery cambered surface (624) and the second periphery cambered surface (625) in its junction because of radius is different thus formed two baffle plates (626); In handle (611) rotation process, the angle that handle (611) rotates is limited within the specific limits by two baffle plates (626) of the two ends of positioning tooth (620) and spacing compressing tablet (615).
26. a kind of seat back of the body interlock chairs according to claim 1, it is characterized in that: described handrail (400) comprises armrest body (404) and supporter (403), armrest body (404) is arranged at supporter (403) upper end, supporter (403) lower end and base (100) are rigidly connected, backrest (300) left and right sides respectively with two supporter (403) upper end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175960.1U CN204635649U (en) | 2015-03-26 | 2015-03-26 | A kind of seat back of the body interlock chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175960.1U CN204635649U (en) | 2015-03-26 | 2015-03-26 | A kind of seat back of the body interlock chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204635649U true CN204635649U (en) | 2015-09-16 |
Family
ID=54088443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175960.1U Withdrawn - After Issue CN204635649U (en) | 2015-03-26 | 2015-03-26 | A kind of seat back of the body interlock chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204635649U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104840030A (en) * | 2015-03-26 | 2015-08-19 | 浙江永艺家具股份有限公司 | Seat and backrest linkage chair |
| CN105725564A (en) * | 2016-03-29 | 2016-07-06 | 陈嘉博 | Retractable foldable type footrest device of office chair |
| CN107898197A (en) * | 2017-09-22 | 2018-04-13 | 东莞致诚办公家具有限公司 | Seat with synchronous regulating mechanism |
| CN108056613A (en) * | 2017-01-19 | 2018-05-22 | 欧亚平 | A kind of waist bracket chair |
| CN113197457A (en) * | 2021-01-13 | 2021-08-03 | 安吉万宝智能家居科技有限公司 | Chair with detachable top |
| CN115534774A (en) * | 2022-10-20 | 2022-12-30 | 丹阳市华富机械有限公司 | Car seat sliding locking mechanism and car seat |
| KR102545154B1 (en) * | 2023-03-13 | 2023-06-20 | (주)베스툴 | 3D Motion Chair |
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2015
- 2015-03-26 CN CN201520175960.1U patent/CN204635649U/en not_active Withdrawn - After Issue
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104840030A (en) * | 2015-03-26 | 2015-08-19 | 浙江永艺家具股份有限公司 | Seat and backrest linkage chair |
| CN104840030B (en) * | 2015-03-26 | 2018-03-13 | 永艺家具股份有限公司 | A kind of seat back of the body linkage chair |
| CN105725564A (en) * | 2016-03-29 | 2016-07-06 | 陈嘉博 | Retractable foldable type footrest device of office chair |
| CN105725564B (en) * | 2016-03-29 | 2017-11-24 | 陈嘉博 | The flexible fold-playing foot rest device of office chair |
| CN108056613A (en) * | 2017-01-19 | 2018-05-22 | 欧亚平 | A kind of waist bracket chair |
| CN107898197A (en) * | 2017-09-22 | 2018-04-13 | 东莞致诚办公家具有限公司 | Seat with synchronous regulating mechanism |
| CN113197457A (en) * | 2021-01-13 | 2021-08-03 | 安吉万宝智能家居科技有限公司 | Chair with detachable top |
| WO2022151814A1 (en) * | 2021-01-13 | 2022-07-21 | 安吉万宝智能家居科技有限公司 | Multifunctional seat |
| CN113197457B (en) * | 2021-01-13 | 2023-07-25 | 安吉万宝智能家居科技有限公司 | Chair |
| CN115534774A (en) * | 2022-10-20 | 2022-12-30 | 丹阳市华富机械有限公司 | Car seat sliding locking mechanism and car seat |
| CN115534774B (en) * | 2022-10-20 | 2023-09-01 | 丹阳市华富机械有限公司 | Automobile seat sliding locking mechanism and automobile seat |
| KR102545154B1 (en) * | 2023-03-13 | 2023-06-20 | (주)베스툴 | 3D Motion Chair |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313300 Zhejiang City, Huzhou Province, Anji County, West Wing Road, No. 1 Patentee after: UE FURNITURE CO., LTD. Address before: 313300 Zhejiang City, Huzhou Province, Anji County, West Wing Road, No. 1 Patentee before: Zhejiang Yongyi Furniture Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150916 Effective date of abandoning: 20180313 |