CN206238842U - A kind of damper regulation mechanism for carrying on the back linkage chair and base linkage mechanism - Google Patents
A kind of damper regulation mechanism for carrying on the back linkage chair and base linkage mechanism Download PDFInfo
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- CN206238842U CN206238842U CN201620971532.4U CN201620971532U CN206238842U CN 206238842 U CN206238842 U CN 206238842U CN 201620971532 U CN201620971532 U CN 201620971532U CN 206238842 U CN206238842 U CN 206238842U
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Abstract
The utility model is related to a kind of damper regulation mechanism for carrying on the back linkage chair and base linkage mechanism, including base, rocker, elastomer and adjusting means, one end of the rocker is hinged with base and rocker is rotated around this pin joint, elastomer offsets with rocker, when the rocker other end is rotated under driving force effect around the pin joint, promote elastomer to be deformed and then form restoring force, the adjusting means regulation elasticity body makes restoring moment size produce change with the abutted position of rocker, and then driving moment size is produced change.Adjusting means regulation elasticity body and the link position of rocker, change the arm of force size of elastomer, realize backrest during reclining, the size of the restoring moment that seat support is subject to changes, so that chair is adapted to different building shape Man's Demands, simple structure, adjustable range is wider.
Description
Technical field
The utility model is related to a kind of auxiliary body of chair, more particularly to a kind of damper regulation mechanism of back of the body linkage chair
And base linkage mechanism.
Background technology
Office chair office accommodation important in being lived as routine office work, the level of comfort of chair is directly connected to people's
The quality of working life.Function of many office chairs in current market all with height regulation and tilting angle of backrest regulation, and in order to
So that the chair back is fitted more comfortably with human body waist, while in order to user is safer during the reclining chair back, it is more and more
Office chair employ the chair back and seat support linkage structure, but it is this linkage chair due to set extension spring be it is uncontrollable,
And build, weight of people etc. differs, in actual use, the big people of body weight may feel that the restoring force of extension spring is too small,
Easily reclining suddenly is excessive during reclining, or even overturns；And the light people of body weight easily feels that the restoring force of extension spring is excessive,
Need to apply larger power to backrest during reclining, influence is produced on rest effect.
For the drawbacks described above that office chair in the market is present, applicant also invented a kind of damping of back of the body linkage chair
Governor motion, and patent application, Application No. 201510136703.1 can have been carried out.The device includes damping regulation substrate, L-type
Plate, L-type plate drive device and extension spring, described extension spring one end are fixed on seat support front end, the other end and the damping regulation substrate of extension spring
Be connected, damping regulation substrate is slidably connected with base, the L-type plate includes transverse arm and vertical arm, the junction of transverse arm and vertical arm and
Base is hinged, and free end and the damping regulation substrate of transverse arm are hinged, and L-type plate turns by fulcrum of the pin joint of its two-arm junction
It is dynamic, free end being rotated by and substrate movement adjusted by transverse arm band dynamic damping in L-type plate drive device of vertical arm.
The damping adjustment device of this seat back of the body linkage chair seat support drives L-type plate to rotate by L-type plate drive device
So as to band dynamic damping regulation substrate is moved forward and backward so that the amount of tension of extension spring original state changes, and then realizes that backrest exists
During reclining, the size of the restoring force that seat support is subject to changes, so that chair is adapted to different building shape Man's Demands.
But the damping adjustment device structure of this seat back of the body linkage chair seat support is more complicated, and production cost is higher, Er Qieyou
Limited, therefore adjusting means in actual use of the stroke adjustment amount that adjusts substrate with dynamic damping in the rotation of L-type plate
Less, regulating effect is not obvious for the effect for being played.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of simple structure, chair back restoring force
The damper regulation mechanism of the more preferable seat back of the body linkage chair of regulating effect, and a base linkage machine is designed on the basis of this mechanism
Structure.
To achieve these goals, the utility model employs following technical scheme：
A kind of damper regulation mechanism of back of the body linkage chair, including base, rocker, elastomer and adjusting means, the rocker
One end and base be hinged and rocker is rotated around this pin joint, one end and the rocker of elastomer offset, and the rocker other end is in driving
When being rotated around the pin joint under power effect, promote elastomer to be deformed and then form restoring force, the adjusting means regulation
Elastomer makes restoring moment size produce change with the abutted position of rocker, and then driving moment size is produced change.Linkage
The base slide plate of chair is arranged on the other end of rocker, and during the chair use that links, slide plate is moved along predetermined direction, drives rocker
Rotated around pin joint, the reverse component that elastomer applies to rocker in the process, playing makes slide plate slides more stably make
With.This damper regulation mechanism by adjusting means come the link position of regulation elasticity body and rocker, so as to change elastomer
Arm of force size, and then realize backrest during reclining, the size of the restoring moment that seat support is subject to changes, so that chair
It is adapted to different building shape Man's Demands.And the structure simple structure, adjustable range is wider.
Preferably, the other end slip of the elastomer is spacing on base, it is additionally provided with the other end of elastomer
Locking mechanism, adjusting means control elastomer is fixed elastic body position by locking device after sliding at correct position.
Preferably, the adjusting means includes regulation handle and stroke adjustment frame, one end and the elasticity of stroke adjustment frame
One end of body is connected with each other, and the regulation handle control stroke adjustment frame movement is with regulation elasticity body and the abutted position of rocker.
Preferably, the regulation handle is arranged on a side wall of base, stroke adjustment frame is arranged in rocker.
Preferably, being additionally provided between the regulation handle and stroke adjustment frame for causing stroke adjustment frame on rocker
Mobile drive device.
Preferably, the drive device includes the spiral shell for being fixed on the inner screw rod of regulation handle and coordinating with screw flight
Mother, the nut offsets with stroke adjustment frame end portion；Regulation handle is rotated and drives screw rod to rotate, and nut is along screw motion so as to push away
Dynamic stroke adjustment frame movement.
Preferably, the drive device includes first gear, screw rod, nut and second gear, the first gear is consolidated
The inner of regulation handle is scheduled on, the nut is fixed on stroke adjustment frame, screw rod coordinates with nut thread, second gear is fixed
Engaged in one end of screw rod and with first gear.
Preferably, the second gear uses arc gear wheel.Using arc gear wheel, in rocker rotation process, first
Gear can keep engagement with second gear all the time, both ensure the steady running of damper regulation mechanism, cause in rocker again
In swing process, still elastomer can be adjusted with the abutted position of rocker.
Preferably, the stroke adjustment frame include two blocks of adjusting bracket side plates be arrangeding in parallel and with two pieces of adjusting bracket sides
Plate adjusting bracket connecting plate connected vertically, nut is arranged on adjusting bracket connecting plate, and one end of elastomer is arranged on two pieces of adjusting bracket sides
Between plate, and realize being articulated and connected by a jointed shaft and two blocks of adjusting bracket side plates.
Preferably, the elastomer is stage clip, flexible guide pillar is also hinged with the stroke adjustment frame, stretch guide pillar one
End is hinged with stroke adjustment frame, and the other end of flexible guide pillar is hinged with base, and the stage clip is set on flexible guide pillar.In pressure
Flexible guide pillar is set in contracting spring, is defined the deformation direction of spring, avoided stage clip torsion, increase the use longevity of stage clip
Life.
Preferably, the flexible guide pillar includes mutually nested first sleeve and the second sleeve pipe, first sleeve and stroke
Adjusting bracket is hinged, and the second sleeve pipe is hinged with base, and first sleeve is close to hinged end near the position of hinged end with the second sleeve pipe
Position on be respectively fixed with block, the two ends of the stage clip offset with block respectively.
Preferably, being provided with arch breach in the middle part of the rocker, the flexible guide pillar is hinged with stroke adjustment frame
The two ends of the jointed shaft at place are additionally provided with roller, and the roller is against in arch breach.Roller is set on flexible guide pillar so that
When the flexible guide pillar of regulation and the abutted position of swing arm, friction between the two is rolling friction, and frictional force is relatively small, is both caused
Regulation process is more laborsaving, turn avoid abrasion.
Preferably, the elastomer is flexible guide pillar, the flexible guide pillar includes mutually nested first sleeve and the
Two sleeve pipes, spring is provided with flexible guide pillar, the two ends of the spring respectively with first sleeve and the inner face phase of the second sleeve pipe
Support；One end of the flexible guide pillar is hinged with stroke adjustment frame, and the other end is hinged with base.
Preferably, being additionally provided with the first hinged block on the base, one end of rocker is hinged and is arranged on the first hinged block.
Preferably, being additionally provided with the second hinged block on the base；The other end of elastomer is hinged on the second hinged block.
Preferably, the rocker includes the upper plate and lower shoe that are parallel to each other, and upper plate and lower shoe one end
Fixed by end plate, second gear is fixed on end plate, the middle part of upper plate side and the middle part of lower shoe side pass through side plate
It is fixed, the dividing plate vertical with upper plate and lower shoe is provided with side plate, between having between the dividing plate and upper plate, lower shoe
Gap；One end of screw rod is fixed on and is located on dividing plate.
Preferably, the stroke adjustment frame is plugged in the gap between dividing plate and upper plate, lower shoe, and by dividing plate
It is spacing.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate, institute
State slide plate to be connected with the other end of rocker, deep-slotted chip breaker is provided with slide plate, the other end of rocker is moved in deep-slotted chip breaker.Slide plate
During making linearly slideably, rocker is promoted to be rotated around pin joint, deep-slotted chip breaker ensure that the activity of rocker is empty in the process
Between.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate and
Link, described link one end is hinged with the other end of rocker, the other end connection slide plate of link.Slide plate is in sliding process
In, while link side moves along a straight line with slide plate, while the pin joint around link and rocker is rotated, thus drive rocker around
The pin joint of rocker and base plate is rotated, so that it is guaranteed that slide plate can be along linear slide, it is ensured that the stable operation of linkage chair.
The utility model compared with prior art, with advantages below：
The utility model provides a kind of damping regulation machine of the wider array of seat back of the body linkage chair of structure simpler but adjustable range
Structure.With lever principle as theoretical foundation, i.e. F1 L1=F2L2, power × power arm=resistance × resistance arm.Changed by regulation
Become the size of resistance arm, so as to change the size of the moment of resistance, the build according to different people sets the different initial arm of forces, so that suitable
Everyone use demand is answered, during linkage chair is used, linkage chair can be operated steadily all the time.
Specifically, in rocker in the rotation process of pin joint, rotation of the elastomer to rocker plays inhibition, that is, carry
For resistance, its resistance arm is vertical range of the drag direction to pin joint, and external force is rotated to rocker and provides driving force, its application point
It is the other end of rocker, the vertical range of driving force direction to pin joint is power arm, and the rotation process in rocker each time
In, its arm of force size is almost consistent only minute differences all the time, because perception of the different people to the size of power is different, root
According to lever principle F1 L1=F2L2, power × power arm=resistance × resistance arm can have by the size for adjusting resistance arm
The size of the driving force required for imitating regulation.The different of size of power can thus be perceived according to different people, be filled by adjusting
The abutted position of regulation elasticity body and rocker is put, so as to change the size of resistance arm, and then backrest is realized during reclining, chair
The size of the moment of resistance that seat is subject to changes, so that the size of the initial drive force needed for changing, so as to adapt to the need of different people
Ask, in use, will not both feel that backrest was too heavy, also will not be unexpected toward tipping backwards because the moment of resistance is too small.
Brief description of the drawings
Fig. 1 is integral planar structural representation of the present utility model.
Fig. 2 is cross-sectional view of the present utility model.
Fig. 3 is entirety perspective view of the present utility model.
Fig. 4 is the structural representation after stage clip of the present utility model is squeezed.
Fig. 5 is the structural representation after device of the present utility model removes base plate.
Fig. 6 is the structural representation of rocker of the present utility model.
Fig. 7 is the cooperation schematic diagram of elastomer of the present utility model and stroke adjustment frame.
Fig. 8 is the cross-sectional view of stage clip of the present utility model and flexible guide pillar.
Fig. 9 is the mesh schematic representation of first gear and second gear before stage clip of the present utility model is squeezed.
Figure 10 is the mesh schematic representation of first gear and second gear after stage clip of the present utility model is squeezed.
Figure 11 is the structural representation of stroke adjustment frame.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
Description the utility model and simplifying is described, rather than indicate imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, unless otherwise indicated, the implication of " multiple "
It is two or more, unless otherwise clearly restriction.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, above-mentioned term can as the case may be understood
Concrete meaning in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
D score can include the first and second feature directly contacts, it is also possible to including the first and second features not be directly contact but logical
The other characterisation contact crossed between them.And, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.First is special
Levy second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
Embodiment 1：
A kind of as shown in Fig. 1~11 damper regulation mechanism of back of the body linkage chair, including base 1, rocker 3, elastomer and
Adjusting means, one end of the rocker 3 and base 1 are hinged and rocker is rotated around this pin joint, one end and the phase of rocker 3 of elastomer
Support, when the other end of rocker 3 is rotated under driving force effect around the pin joint, promote elastomer to be deformed and then form reply
Power, the adjusting means regulation elasticity body makes restoring moment size produce change with the abutted position of rocker 3, and then makes driving force
Square size produces change.
The first hinged block 11 is additionally provided with base 1, one end of rocker 3 is hinged and is arranged on the first hinged block 11.Elastomer
The other end slide spacing on base 1, be additionally provided with locking mechanism in the other end of elastomer, adjusting means control elastomer
Elastic body position is fixed by locking device after sliding at correct position.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10.
Slide plate 10 is connected with the other end of rocker 3, and deep-slotted chip breaker is provided with slide plate 10, and the other end of rocker 3 is moved in deep-slotted chip breaker.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10
With link 9.The one end of link 9 is hinged with the other end of rocker 3, the other end connection slide plate 10 of link 9.
Embodiment 2：
A kind of as shown in Fig. 1~11 damper regulation mechanism of back of the body linkage chair, including base 1, rocker 3, elastomer and
Adjusting means, one end of the rocker 3 and base 1 are hinged and rocker is rotated around this pin joint, one end and the phase of rocker 3 of elastomer
Support, when the other end of rocker 3 is rotated under driving force effect around the pin joint, promote elastomer to be deformed and then form reply
Power, the adjusting means regulation elasticity body makes restoring moment size produce change with the abutted position of rocker 3, and then makes driving force
Square size produces change.The first hinged block 11 is additionally provided with base 1, one end of rocker 3 is hinged and is arranged on the first hinged block 11.
The second hinged block 12 is additionally provided with base 1；The other end of elastomer is hinged on the second hinged block 12.
Rocker 3 includes the upper plate 32 and lower shoe 33 that are parallel to each other, and one end of upper plate 32 and lower shoe 33 passes through
End plate 34 is fixed, and second gear 81 is fixed on end plate 34, and the middle part of the side of upper plate 32 and the middle part of the side of lower shoe 33 are logical
Cross side plate 35 to fix, the dividing plate 36 vertical with upper plate 32 and lower shoe 33 is provided with side plate 35, the dividing plate 36 and upper bottom
There is gap between plate 32, lower shoe 33, arch breach 31 is offered in the middle part of the opposite side of upper plate 32 and lower shoe 33.
Adjusting means includes regulation handle 2 and stroke adjustment frame 7, one end of stroke adjustment frame 7 and one end phase of elastomer
Connect, the control stroke adjustment of regulation handle 2 frame 7 moves the abutted position with regulation elasticity body and rocker 3.Regulation handle 2 sets
Put on a side wall of base 1, stroke adjustment frame 7 is arranged in rocker 3, specially：Stroke adjustment frame 7 is plugged on dividing plate 36
It is in the gap between upper plate 32, lower shoe 33 and spacing by dividing plate 36.Also set between regulation handle 2 and stroke adjustment frame 7
There is the drive device for causing stroke adjustment frame 7 to be moved on rocker 3.The drive device includes being fixed in regulation handle 2
The screw rod 8 at end and the nut 71 coordinated with the screw thread of screw rod 8.One end of screw rod 8 is fixed on and is located on dividing plate 36.Nut 71 and row
The end of journey adjusting bracket 7 is offseted, and regulation handle 2 is rotated and drives screw rod 8 to rotate, and nut 71 is moved so as to promote stroke to adjust along screw rod 8
Section frame 7 is moved.Stroke adjustment frame 7 includes two blocks of adjusting bracket side plates 72 be arrangeding in parallel and vertical with two blocks of adjusting bracket side plates 72
The adjusting bracket connecting plate 73 of connection, nut 71 is arranged on adjusting bracket connecting plate 73, and one end of elastomer is arranged on two pieces of adjusting bracket sides
Between plate 72, and realize being articulated and connected by a jointed shaft and two blocks of adjusting bracket side plates 72.
Elastomer is stage clip 4, and flexible guide pillar 5 is also hinged with the stroke adjustment frame 7, and stretch the one end of guide pillar 5 and stroke
Adjusting bracket 7 is hinged, and the other end of flexible guide pillar 5 is hinged with base 1, and stage clip 4 is set on flexible guide pillar 5.Flexible guide pillar 5 is wrapped
The mutually nested sleeve pipe 52 of first sleeve 53 and second is included, first sleeve 53 is hinged with stroke adjustment frame 7, the second sleeve pipe 52 and bottom
Seat 1 is hinged, and first sleeve 53 is respectively fixed with the second sleeve pipe 52 near the position of hinged end on the position of hinged end
Block 54, the two ends of the stage clip 4 offset with block 54 respectively.Flexible guide pillar 5 is hinged with the place of being hinged of stroke adjustment frame 7
The two ends of axle are additionally provided with roller 6, and the roller 6 is against in arch breach 31.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10,
The slide plate 10 is connected with the other end of rocker 3, and deep-slotted chip breaker is provided with slide plate 10, and the other end of rocker 3 is in deep-slotted chip breaker
Motion.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10
With link 9, the one end of the link 9 is hinged with the other end of rocker 3, the other end connection slide plate 10 of link 9.
Embodiment 3：
A kind of as shown in Fig. 1~11 damper regulation mechanism of back of the body linkage chair, including base 1, rocker 3, elastomer and
Adjusting means, one end of the rocker 3 and base 1 are hinged and rocker is rotated around this pin joint, one end and the phase of rocker 3 of elastomer
Support, when the other end of rocker 3 is rotated under driving force effect around the pin joint, promote elastomer to be deformed and then form reply
Power, the adjusting means regulation elasticity body makes restoring moment size produce change with the abutted position of rocker 3, and then makes driving force
Square size produces change.The first hinged block 11 is additionally provided with base 1, one end of rocker 3 is hinged and is arranged on the first hinged block 11.
The second hinged block 12 is additionally provided with base 1；The other end of elastomer is hinged on the second hinged block 12.
Rocker 3 includes the upper plate 32 and lower shoe 33 that are parallel to each other, and one end of upper plate 32 and lower shoe 33 passes through
End plate 34 is fixed, and second gear 81 is fixed on end plate 34, and the middle part of the side of upper plate 32 and the middle part of the side of lower shoe 33 are logical
Cross side plate 35 to fix, the dividing plate 36 vertical with upper plate 32 and lower shoe 33 is provided with side plate 35, the dividing plate 36 and upper bottom
There is gap between plate 32, lower shoe 33, arch breach 31 is offered in the middle part of the opposite side of upper plate 32 and lower shoe 33.
Adjusting means includes regulation handle 2 and stroke adjustment frame 7, one end of stroke adjustment frame 7 and one end phase of elastomer
Connect, the control stroke adjustment of regulation handle 2 frame 7 moves the abutted position with regulation elasticity body and rocker 3.Regulation handle 2 sets
Put on a side wall of base 1, stroke adjustment frame 7 is arranged in rocker 3, specially：Stroke adjustment frame 7 is plugged on dividing plate 36
It is in the gap between upper plate 32, lower shoe 33 and spacing by dividing plate 36.Also set between regulation handle 2 and stroke adjustment frame 7
There is the drive device for causing stroke adjustment frame 7 to be moved on rocker 3.The drive device includes being fixed in regulation handle 2
The screw rod 8 at end and the nut 71 coordinated with the screw thread of screw rod 8.One end of screw rod 8 is fixed on and is located on dividing plate 36.Nut 71 and row
The end of journey adjusting bracket 7 is offseted, and regulation handle 2 is rotated and drives screw rod 8 to rotate, and nut 71 is moved so as to promote stroke to adjust along screw rod 8
Section frame 7 is moved.Stroke adjustment frame 7 includes two blocks of adjusting bracket side plates 72 be arrangeding in parallel and vertical with two blocks of adjusting bracket side plates 72
The adjusting bracket connecting plate 73 of connection, nut 71 is arranged on adjusting bracket connecting plate 73, and one end of elastomer is arranged on two pieces of adjusting bracket sides
Between plate 72, and realize being articulated and connected by a jointed shaft and two blocks of adjusting bracket side plates 72.
Elastomer is flexible guide pillar 5, and the flexible guide pillar 5 includes the mutually nested sleeve pipe 52 of first sleeve 53 and second,
Spring is provided with the flexible guide pillar 5, the inner face of the two ends of the spring respectively with the sleeve pipe 52 of first sleeve 53 and second offsets；
One end of the flexible guide pillar 5 is hinged with stroke adjustment frame 7, and the other end is hinged with base 1.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10,
The slide plate 10 is connected with the other end of rocker 3, and deep-slotted chip breaker is provided with slide plate 10, and the other end of rocker 3 is in deep-slotted chip breaker
Motion.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10
With link 9, the one end of the link 9 is hinged with the other end of rocker 3, the other end connection slide plate 10 of link 9.
Embodiment 4：
A kind of as shown in Fig. 1~11 damper regulation mechanism of back of the body linkage chair, including base 1, rocker 3, elastomer and
Adjusting means, one end of the rocker 3 and base 1 are hinged and rocker is rotated around this pin joint, one end and the phase of rocker 3 of elastomer
Support, when the other end of rocker 3 is rotated under driving force effect around the pin joint, promote elastomer to be deformed and then form reply
Power, the adjusting means regulation elasticity body makes restoring moment size produce change with the abutted position of rocker 3, and then makes driving force
Square size produces change.The first hinged block 11 is additionally provided with base 1, one end of rocker 3 is hinged and is arranged on the first hinged block 11.
The second hinged block 12 is additionally provided with base 1；The other end of elastomer is hinged on the second hinged block 12.
Rocker 3 includes the upper plate 32 and lower shoe 33 that are parallel to each other, and one end of upper plate 32 and lower shoe 33 passes through
End plate 34 is fixed, and second gear 81 is fixed on end plate 34, and the middle part of the side of upper plate 32 and the middle part of the side of lower shoe 33 are logical
Cross side plate 35 to fix, the dividing plate 36 vertical with upper plate 32 and lower shoe 33 is provided with side plate 35, the dividing plate 36 and upper bottom
There is gap between plate 32, lower shoe 33, arch breach 31 is offered in the middle part of the opposite side of upper plate 32 and lower shoe 33.
Adjusting means includes regulation handle 2 and stroke adjustment frame 7, one end of stroke adjustment frame 7 and one end phase of elastomer
Connect, the control stroke adjustment of regulation handle 2 frame 7 moves the abutted position with regulation elasticity body and rocker 3.Regulation handle 2 sets
Put on a side wall of base 1, stroke adjustment frame 7 is arranged in rocker 3, specially：Stroke adjustment frame 7 is plugged on dividing plate 36
It is in the gap between upper plate 32, lower shoe 33 and spacing by dividing plate 36.Also set between regulation handle 2 and stroke adjustment frame 7
There is the drive device for causing stroke adjustment frame 7 to be moved on rocker 3.The drive device include first gear 21, screw rod 8,
Nut 71 and second gear 81, the first gear 21 are fixed on the inner of regulation handle 2, and the nut 71 is fixed on stroke tune
On section frame 7, screw rod 8 coordinates with the screw thread of nut 71, and second gear 81 is fixed on one end of screw rod 8 and is engaged with first gear 21.
Second gear 81 uses arc gear wheel.One end of screw rod 8 is fixed on and is located on dividing plate 36.Stroke adjustment frame 7 includes parallel setting
Two blocks of adjusting bracket side plates 72 putting and with two pieces of adjusting bracket connecting plates 73 connected vertically of adjusting bracket side plate 72, nut 71 is arranged on
On adjusting bracket connecting plate 73, one end of elastomer is arranged between two blocks of adjusting bracket side plates 72, and is adjusted by a jointed shaft and two pieces
Section frame side plate 72 is realized being articulated and connected.
Elastomer is stage clip 4, and flexible guide pillar 5 is also hinged with the stroke adjustment frame 7, and stretch the one end of guide pillar 5 and stroke
Adjusting bracket 7 is hinged, and the other end of flexible guide pillar 5 is hinged with base 1, and stage clip 4 is set on flexible guide pillar 5.Flexible guide pillar 5 is wrapped
The mutually nested sleeve pipe 52 of first sleeve 53 and second is included, first sleeve 53 is hinged with stroke adjustment frame 7, the second sleeve pipe 52 and bottom
Seat 1 is hinged, and first sleeve 53 is respectively fixed with the second sleeve pipe 52 near the position of hinged end on the position of hinged end
Block 54, the two ends of the stage clip 4 offset with block 54 respectively.Flexible guide pillar 5 is hinged with the place of being hinged of stroke adjustment frame 7
The two ends of axle are additionally provided with roller 6, and the roller 6 is against in arch breach 31.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10,
The slide plate 10 is connected with the other end of rocker 3, and deep-slotted chip breaker is provided with slide plate 10, and the other end of rocker 3 is in deep-slotted chip breaker
Motion.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10
With link 9, the one end of the link 9 is hinged with the other end of rocker 3, the other end connection slide plate 10 of link 9.
Embodiment 5：
A kind of as shown in Fig. 1~11 damper regulation mechanism of back of the body linkage chair, including base 1, rocker 3, elastomer and
Adjusting means, one end of the rocker 3 and base 1 are hinged and rocker is rotated around this pin joint, one end and the phase of rocker 3 of elastomer
Support, when the other end of rocker 3 is rotated under driving force effect around the pin joint, promote elastomer to be deformed and then form reply
Power, the adjusting means regulation elasticity body makes restoring moment size produce change with the abutted position of rocker 3, and then makes driving force
Square size produces change.The first hinged block 11 is additionally provided with base 1, one end of rocker 3 is hinged and is arranged on the first hinged block 11.
The second hinged block 12 is additionally provided with base 1；The other end of elastomer is hinged on the second hinged block 12.
Rocker 3 includes the upper plate 32 and lower shoe 33 that are parallel to each other, and one end of upper plate 32 and lower shoe 33 passes through
End plate 34 is fixed, and second gear 81 is fixed on end plate 34, and the middle part of the side of upper plate 32 and the middle part of the side of lower shoe 33 are logical
Cross side plate 35 to fix, the dividing plate 36 vertical with upper plate 32 and lower shoe 33 is provided with side plate 35, the dividing plate 36 and upper bottom
There is gap between plate 32, lower shoe 33, arch breach 31 is offered in the middle part of the opposite side of upper plate 32 and lower shoe 33.
Adjusting means includes regulation handle 2 and stroke adjustment frame 7, one end of stroke adjustment frame 7 and one end phase of elastomer
Connect, the control stroke adjustment of regulation handle 2 frame 7 moves the abutted position with regulation elasticity body and rocker 3.Regulation handle 2 sets
Put on a side wall of base 1, stroke adjustment frame 7 is arranged in rocker 3, specially：Stroke adjustment frame 7 is plugged on dividing plate 36
It is in the gap between upper plate 32, lower shoe 33 and spacing by dividing plate 36.Also set between regulation handle 2 and stroke adjustment frame 7
There is the drive device for causing stroke adjustment frame 7 to be moved on rocker 3.The drive device include first gear 21, screw rod 8,
Nut 71 and second gear 81, the first gear 21 are fixed on the inner of regulation handle 2, and the nut 71 is fixed on stroke tune
On section frame 7, screw rod 8 coordinates with the screw thread of nut 71, and second gear 81 is fixed on one end of screw rod 8 and is engaged with first gear 21.
Second gear 81 uses arc gear wheel.One end of screw rod 8 is fixed on and is located on dividing plate 36.Stroke adjustment frame 7 includes parallel setting
Two blocks of adjusting bracket side plates 72 putting and with two pieces of adjusting bracket connecting plates 73 connected vertically of adjusting bracket side plate 72, nut 71 is arranged on
On adjusting bracket connecting plate 73, one end of elastomer is arranged between two blocks of adjusting bracket side plates 72, and is adjusted by a jointed shaft and two pieces
Section frame side plate 72 is realized being articulated and connected.
Elastomer is flexible guide pillar 5, and the flexible guide pillar 5 includes the mutually nested sleeve pipe 52 of first sleeve 53 and second,
Spring is provided with the flexible guide pillar 5, the inner face of the two ends of the spring respectively with the sleeve pipe 52 of first sleeve 53 and second offsets；
One end of the flexible guide pillar 5 is hinged with stroke adjustment frame 7, and the other end is hinged with base 1.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10,
The slide plate 10 is connected with the other end of rocker 3, and deep-slotted chip breaker is provided with slide plate 10, and the other end of rocker 3 is in deep-slotted chip breaker
Motion.
A kind of base linkage mechanism of back of the body linkage chair, including damper regulation mechanism described above, also including slide plate 10
With link 9, the one end of the link 9 is hinged with the other end of rocker 3, the other end connection slide plate 10 of link 9.
It should be pointed out that above example is only representative example of the present utility model.The utility model can also have many
Deformation.Every any simple modification, equivalent variations and modification made to above example according to essence of the present utility model,
It is considered as belonging to protection domain of the present utility model.
Claims (19)
1. a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：Including base（1）, rocker（3）, elastomer and tune
Regulating device, the rocker（3）One end and base（1）It is hinged and rocker is around the rotation of this pin joint, one end of elastomer and rocker
（3）Offset, rocker（3）When the other end is rotated under driving force effect around the pin joint, promote elastomer be deformed and then
Form restoring force, the adjusting means regulation elasticity body and rocker（3）Abutted position make restoring moment size produce change, enter
And driving moment size is produced change.
2. it is according to claim 1 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The elastomer
The other end slides spacing in base（1）On, it is additionally provided with locking mechanism, adjusting means control elastomer in the other end of elastomer
Elastic body position is fixed by locking device after sliding at correct position.
3. it is according to claim 1 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The adjusting means
Including regulation handle（2）With stroke adjustment frame（7）, stroke adjustment frame（7）One end of one end and elastomer be connected with each other, it is described
Regulation handle（2）Control stroke adjustment frame（7）Movement is with regulation elasticity body and rocker（3）Abutted position.
4. it is according to claim 3 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The regulation handle
（2）It is arranged on base（1）A side wall on, stroke adjustment frame（7）It is arranged on rocker（3）It is interior.
5. it is according to claim 4 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The regulation handle
（2）With stroke adjustment frame（7）Between be additionally provided with for cause stroke adjustment frame（7）In rocker（3）The drive device of upper movement.
6. it is according to claim 5 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The drive device
Including being fixed on regulation handle（2）Inner screw rod（8）And with screw rod（8）The nut that screw thread coordinates（71）, the nut（71）
With stroke adjustment frame（7）End offsets；Regulation handle（2）Rotate and drive screw rod（8）Rotate, nut（71）Along screw rod（8）Motion
So as to promote stroke adjustment frame（7）It is mobile.
7. it is according to claim 5 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The drive device
Including first gear（21）, screw rod（8）, nut（71）And second gear（81）, the first gear（21）It is fixed on regulation hand
Handle（2）The inner, the nut（71）It is fixed on stroke adjustment frame（7）On, screw rod（8）With nut（71）Screw thread coordinates, and second
Gear（81）It is fixed on screw rod（8）One end and and first gear（21）Engagement.
8. it is according to claim 7 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The second gear
（81）Using arc gear wheel.
9. it is according to claim 7 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The stroke adjustment
Frame（7）Including two blocks of adjusting bracket side plates be arrangeding in parallel（72）And with two blocks of adjusting bracket side plates（72）Adjusting bracket connected vertically
Connecting plate（73）, nut（71）It is arranged on adjusting bracket connecting plate（73）On, one end of elastomer is arranged on two blocks of adjusting bracket side plates（72）
Between, and by a jointed shaft and two blocks of adjusting bracket side plates（72）Realization is articulated and connected.
10. it is according to claim 3 a kind of the back of the body linkage chair damper regulation mechanism, it is characterised in that：The elastomer
It is stage clip（4）, the stroke adjustment frame（7）On be also hinged with flexible guide pillar（5）, stretch guide pillar（5）One end and stroke adjustment frame
（7）It is hinged, stretch guide pillar（5）The other end and base（1）It is hinged, the stage clip（4）It is set in flexible guide pillar（5）On.
The damper regulation mechanism of 11. a kind of back of the body linkage chairs according to claim 10, it is characterised in that：Described stretching is led
Post（5）Including mutually nested first sleeve（53）With the second sleeve pipe（52）, first sleeve（53）With stroke adjustment frame（7）Hinge
Connect, the second sleeve pipe（52）With base（1）It is hinged, and first sleeve（53）Position and the second sleeve pipe near hinged end（52）It is close to
Block is respectively fixed with the position of hinged end（54）, the stage clip（4）Two ends respectively with block（54）Offset.
The damper regulation mechanism of 12. a kind of back of the body linkage chairs according to claim 10, it is characterised in that：The rocker
（3）Middle part be provided with arch breach（31）, the flexible guide pillar（5）With stroke adjustment frame（7）Be hinged the jointed shaft at place
Two ends are additionally provided with roller（6）, the roller（6）It is against arch breach（31）It is interior.
The damper regulation mechanism of 13. a kind of back of the body linkage chairs according to claim 3, it is characterised in that：The elastomer
It is the guide pillar that stretches（5）, the flexible guide pillar（5）Including mutually nested first sleeve（53）With the second sleeve pipe（52）, flexible
Guide pillar（5）Inside be provided with spring, the two ends of the spring respectively with first sleeve（53）With the second sleeve pipe（52）Inner face offset；
The flexible guide pillar（5）One end and stroke adjustment frame（7）It is hinged, the other end and base（1）It is hinged.
The damper regulation mechanism of 14. a kind of back of the body linkage chairs according to claim 1, it is characterised in that：The base（1）
On be additionally provided with the first hinged block（11）, rocker（3）One end be hinged and be arranged on the first hinged block（11）On.
The damper regulation mechanism of 15. a kind of back of the body linkage chairs according to claim 1, it is characterised in that：The base（1）
On be additionally provided with the second hinged block（12）；The other end of elastomer is hinged on the second hinged block（12）On.
The damper regulation mechanism of 16. a kind of back of the body linkage chairs according to claim 8, it is characterised in that：The rocker（3）
Including the upper plate being parallel to each other（32）And lower shoe（33）, and upper plate（32）And lower shoe（33）One end pass through end plate
（34）It is fixed, second gear（81）It is fixed on end plate（34）On, upper plate（32）The middle part of side and lower shoe（33）Side
Middle part passes through side plate（35）It is fixed, in side plate（35）On be provided with and upper plate（32）And lower shoe（33）Vertical dividing plate
（36）, the dividing plate（36）With upper plate（32）, lower shoe（33）Between have gap；Screw rod（8）One end be fixed on be located in every
Plate（36）On.
The damper regulation mechanism of 17. a kind of back of the body linkage chairs according to claim 16, it is characterised in that：The stroke is adjusted
Section frame（7）It is plugged on dividing plate（36）With upper plate（32）, lower shoe（33）Between gap in, and by dividing plate（36）It is spacing.
18. a kind of base linkage mechanisms of back of the body linkage chair, including the damping regulation in claim 1~17 described in any one
Mechanism, it is characterised in that：Also include slide plate（10）, the slide plate（10）With rocker（3）The other end connection, in slide plate（10）On
It is provided with deep-slotted chip breaker, rocker（3）The other end moved in deep-slotted chip breaker.
19. a kind of base linkage mechanisms of back of the body linkage chair, including the damping regulation in claim 1~17 described in any one
Mechanism, it is characterised in that：Also include slide plate（10）And link（9）, the link（9）One end and rocker（3）The other end
It is hinged, link（9）The other end connection slide plate（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620971532.4U CN206238842U (en) | 2016-08-27 | 2016-08-27 | A kind of damper regulation mechanism for carrying on the back linkage chair and base linkage mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620971532.4U CN206238842U (en) | 2016-08-27 | 2016-08-27 | A kind of damper regulation mechanism for carrying on the back linkage chair and base linkage mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206238842U true CN206238842U (en) | 2017-06-13 |
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ID=58998472
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620971532.4U Active CN206238842U (en) | 2016-08-27 | 2016-08-27 | A kind of damper regulation mechanism for carrying on the back linkage chair and base linkage mechanism |
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| CN (1) | CN206238842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106165986A (en) * | 2016-08-27 | 2016-11-30 | 永艺家具股份有限公司 | The damper regulation mechanism of a kind of back of the body linkage chair and base linkage mechanism |
-
2016
- 2016-08-27 CN CN201620971532.4U patent/CN206238842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106165986A (en) * | 2016-08-27 | 2016-11-30 | 永艺家具股份有限公司 | The damper regulation mechanism of a kind of back of the body linkage chair and base linkage mechanism |
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