CN107136798A - A kind of seat back recliner and its bascule - Google Patents
A kind of seat back recliner and its bascule Download PDFInfo
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- CN107136798A CN107136798A CN201710319020.9A CN201710319020A CN107136798A CN 107136798 A CN107136798 A CN 107136798A CN 201710319020 A CN201710319020 A CN 201710319020A CN 107136798 A CN107136798 A CN 107136798A
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- Prior art keywords
- rotating disk
- elastic component
- rotating
- rotating device
- center
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
- A47C7/462—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Flexible Shafts (AREA)
- Seats For Vehicles (AREA)
Abstract
The present invention provides a kind of seat back recliner and its bascule, and the bascule includes the first rotating device, at least the second rotating device, a scroll elastic component, transmission device and stabilising arrangement.Described scroll elastic component the inner is connected to first rotating device, and its outer end is connected to second rotating device.Described transmission device one end is connected to first rotating device and/or second rotating device；Its other end is connected to backrest, and the backrest rotates in vertical plane.The stabilising arrangement is used to install first rotating device and second rotating device.
Description
Technical field
The present invention relates to a kind of seat back recliner and its bascule.
Background technology
Seat back recliner, is a kind of electric adjusting device for being used to adjust seat back angle, is generally used for vapour
Vehicle seats or office seating etc., are usually, as drive device, to be locked its position with rigid locking mechanism with micro-machine,
It is not provided with any stored energy mechanism.In rotation process of the backrest in perpendicular, its center of gravity height can change,
Its less stable.
When the center of gravity of backrest is moved from high to lower, its gravitional force is depleted completely, could not obtain effective profit
With；During the center of gravity of backrest changes, its kinetic energy is entirely the driving by motor, it is necessary to consume more
Electricity.On the other hand, in backrest rotation process, larger pressure is formed to the base of backrest tumbler, easily
Part is caused to damage, to ensure the stability of backrest rotation, the base support and fastener of backrest angle adjusting means are needed
It is made of excellent rigid, causes component costs higher.
The content of the invention
It is an object of the invention to provide a kind of bascule, to solve the energy present in existing seat back recliner
Consume the technical problems such as larger, attachment structure is complicated, stability is poor.
In order to solve the above technical problems, the present invention provides a kind of seat back recliner bascule, including the first rotation
Device；Second rotating device, outside first rotating device；An at least scroll elastic component, its inner is connected to institute
The first rotating device is stated, its outer end is connected to second rotating device；And transmission device, its one end is connected to described
One rotating device and/or second rotating device；Its other end is connected to backrest；Wherein, first rotating device
Including the first rotating disk；Limit casing, protrudes from surface middle part of first rotating disk close to the scroll elastic component side；
And inner neck, located at the limit casing lateral wall, the inner of the scroll elastic component snaps into the inner card
Groove；Second rotating device includes shell, including the second rotating disk and ring sleeve；The ring sleeve is sheathed on the whirlpool
Outside web-like elastic component, the mouth of pipe of the ring sleeve side is fixedly attached at second disk edge；And outer end card
Mouthful, through the ring sleeve lateral wall, the outer end of the scroll elastic component snaps into the outer end bayonet socket.
Further, in different embodiments, first rotating device also includes the first rotating disk block, protrudes from institute
State surface of first rotating disk away from the scroll elastic component side；And spacing hole, through the limit casing and described
Provided with two inwardly projecting positive stops in the centre of one rotating disk, the spacing hole.
Further, in different embodiments, second rotating device also includes the second rotating disk block, protrudes from institute
State surface of second rotating disk away from the ring sleeve side；Second rotating disk through hole, at second center of turntable；With
And the first arc slide opening, through second rotating disk, the center of circle of its arc is consistent with the center of circle of the second rotating disk through hole.
Further, in different embodiments, the transmission device includes table in the 3rd rotating disk, with second rotating disk
Face is tangent；First power transmission shaft, is protruded from the 3rd center of turntable, through the second rotating disk through hole and is fixedly attached to described
Backrest；And the 3rd rotating disk block, the 3rd disc surfaces are protruded from, are caught in the first arc slide opening；Described 3rd
Rotating disk block is located at close to the same side of second rotating disk with first power transmission shaft.
Further, in different embodiments, the transmission device also includes fixture block, protrudes from the 3rd rotating disk
At the heart, the side of second rotating disk is located remotely from；The fixture block is caught in spacing hole；And second driving shaft, protrude from institute
Fixture block surface is stated, its axle center and the axle center of first power transmission shaft are located along the same line.
Further, in different embodiments, the stabilising arrangement includes horizontal base；And first supporting plate, second
Supporting plate, the rectilinear left and right ends for being fixed on the horizontal base；Wherein, first supporting plate and the described second support
Plate is oppositely arranged and parallel to each other.
Further, in different embodiments, the first supporting plate center is provided with the first power transmission shaft mounting hole, set
Outside the first power transmission shaft；The first supporting plate bottom is provided with the second arc slide opening, through first supporting plate, its
The center of circle of arc is consistent with the center of circle of the first power transmission shaft mounting hole；The second supporting plate center is provided with the second transmission
Axle mounting hole, is sheathed on outside second driving shaft；
Further, in different embodiments, the second supporting plate upper edge is provided with arc bayonet socket, first turn
Disk block is caught in the arc bayonet socket.
Further, in different embodiments, the scroll elastic component includes but is not limited to plane scroll spring or torsion
Spring；The shape of cross section of the scroll elastic component includes but is not limited to rectangle, circular and ellipse；When the scroll bullet
Property part quantity when being two or more, all scroll elastic components around to identical；When two or more scroll elastic component simultaneously
When deforming upon, the direction for the reply moment of torsion that all scroll elastic components are produced is identical.
In order to solve the above technical problems, the present invention also provides a kind of seat back recliner, including previously described balance
Device.
The present invention provides a kind of seat back recliner and seat back recliner bascule, when backrest exists
Only need to be guarantee system with one or one group of equidirectional elastic component when being moved reciprocatingly in perpendicular on two direction of rotation
Equalising torque so that operation is more succinct convenient, can effectively mitigate motor load, reduce energy consumption, reduce simultaneously
The production of equipment and maintenance cost.In addition, the seat back recliner bascule of the present invention can effectively simplify connection knot
Structure, saving space, while improving system reliability and stability, increase the service life, lift operating efficiency.
Brief description of the drawings
Fig. 1 is structural representation under use state of the embodiment of the present invention；
Fig. 2 is overall structure diagram of the embodiment of the present invention；
Fig. 3 is decomposition texture schematic diagram of the embodiment of the present invention；
Fig. 4 is the structural representation of the first rotating device in the embodiment of the present invention；
Fig. 5 is the structural representation of the second rotating device in the embodiment of the present invention；
Fig. 6 is the structural representation of scroll elastic component in the embodiment of the present invention；
Fig. 7 is the structural representation of transmission device in the embodiment of the present invention；
Fig. 8 is the structural representation of stabilising arrangement in the embodiment of the present invention；
Fig. 9 is the position view of backrest in the embodiment of the present invention.
Part numbers are as follows in figure：
100 first rotating devices, 200 second rotating devices；300 scroll elastic components, 400 transmission devices；
500 stabilising arrangements, 600 backrests, 600 drive devices；
101 first rotating disks, 102 limit casings, 103 inner necks；
201 shells, 202 second rotating disks, 203 ring sleeves, 204 outer end bayonet sockets；
301 spring leafs, 302 springs are inner, 303 outer spring ends；
401 the 3rd rotating disks, 402 first power transmission shafts, 403 fixture blocks, 404 second driving shafts；
501 first supporting plates, 502 second supporting plates, 503 horizontal bases；
The reference position of 601 backrests, the first object position of 602 backrests, the second mesh of 603 backrests
Cursor position；
1021 spacing holes, 1022 positive stops, 1023 positive stops；
2021 second rotating disk blocks, 2,022 second rotating disk through holes, 2,023 first arc slide openings；
4011 the 3rd rotating disk blocks；
5011 first power transmission shaft mounting holes, 5,012 second arc slide openings；5021 second driving shaft mounting holes, 5022 arcs
Bayonet socket.
Embodiment
The preferred embodiments of the present invention are introduced below with reference to Figure of description, it was demonstrated that the present invention can be implemented, the embodiment
Its technology contents can be made more clear and readily appreciated to those of skill in the art's complete description present invention.The present invention
It can be emerged from by many various forms of embodiments, protection scope of the present invention is not limited only to what is mentioned in text
Embodiment.
In the accompanying drawings, structure identical part is represented with same numbers label, everywhere the similar part of structure or function with
Like numeral label is represented.The size and thickness of each part shown in the drawings arbitrarily show that the present invention is not limited
The size and thickness of each part.
The direction term that the present invention is previously mentioned, for example, upper and lower, forward and backward, internal, outside, inside and outside, side, top, bottom
Portion, top, bottom, end, clockwise, counterclockwise etc., are only the directions in accompanying drawing, are used only to the explanation and illustration present invention,
Rather than for limiting protection scope of the present invention.
When some parts be described as " " another part " on " when, the part can be placed directly within another portion
On part；Can also have an intermediate member, the part is placed on the intermediate member, and the intermediate member be placed in it is another
On part.When a part is described as " being attached to " or " being connected to " another part, the two can be understood as directly " peace
Dress " or " connection ", or a part pass through indirect " being attached to " or " being connected to " another part of an intermediate member.
As shown in Fig. 1~9, embodiment provides a kind of seat back recliner, and it is interior including a kind of seat back recliner
Bascule, backrest 600 can in the vertical direction reciprocating rotary, drive device 700 be small-sized motor.
Seat back recliner bascule includes the first rotating device 100, at least the second rotating device 200, a scrollwork
Shape elastic component 300, transmission device 400, stabilising arrangement 500, backrest 600 and drive device 700.Transmission device 400
One end is connected to the first rotating device 100 and/or the second rotating device 200, and its other end is connected to the backrest of a peripheral hardware
600, backrest 600 can carry out reciprocating rotary in the range of certain angle.
Plane residing for the rotating path of backrest 600 and straight line residing for the central shaft of scroll elastic component 300 are perpendicular.This
In embodiment, the central shaft of scroll elastic component (scroll spring) is horizontally disposed, plane residing for the rotating path of backrest
For perpendicular.When backrest 600 rotates in vertical plane, bidirectional balanced device of the present invention is used to realize that seat is leaned on
The back of the body 600 it is dead-weight balanced.
Backrest 600, can be in vertical plane along side clockwise under drive device 700 (such as motor) effect
To or counterclockwise rotates.Herein, it is all the direction just to backrest 600 to judge conterclockwise direction of visual lines, can
See the whole rotary courses of backrest 600.Because backrest 600 is fixedly attached to transmission device 400, when backrest 600
During rotation, transmission device 400 is driven generation rotating Vortex, and then drives the first rotating device 100 or the second rotating device
200 rotate.
First rotating device 100 and the second rotating device 200 are all attached to stabilising arrangement 500；Second rotating device 200
Outside the first rotating device 100, the two can independently rotate, non-interference.Scroll elastic component 300 is spiral shape, its
The inner is connected to the first rotating device 100, and its outer end is connected to the second rotating device 200, when any rotating device revolves
Turn and during another rotating device remains stationary, the two ends of scroll elastic component 300 can be made it to occur shape by certain pressure
Become.
When the first rotating device 100 is driven by transmission device 400 to be rotated, the second rotating device 200 keeps quiet
Only, scroll elastic component 300 is deformed upon, and produces the first reply moment of torsion；When the second rotating device 200 is by transmission device
400 are driven when rotating, and the remains stationary of the first rotating device 100, scroll elastic component 300 is deformed upon, and produce the
Two reply moment of torsion；Described first replys moment of torsion replys the in opposite direction of moment of torsion with described second.
When scroll elastic component stress is opened or when stress tightens, certain restoring moment can be all produced, promotes its time
Restore shape.When scroll elastic component is flared, the torque to contract can be produced；When scroll elastic component stress is compacted,
Outward torque can be produced；In both cases, the restoring moment direction that scroll elastic component is produced is opposite.
As shown in figs. 34, the first rotating device 100 includes the first rotating disk 101 and limit casing 102, limit casing 102
Protrude from surface middle part of first rotating disk 101 close to the side of scroll elastic component 300；The lateral wall of limit casing 102 is provided with the inner
Neck 103, spring the inner 302 of scroll elastic component 300 snaps into inner neck 103.
First rotating device 100 also includes the first rotating disk block 1011 and spacing hole 1021, and the first rotating disk block 1011 is dashed forward
For the first surface of the rotating disk 101 away from the side of scroll elastic component 300；Spacing hole 1021 runs through limit casing 102 and first
Provided with two inwardly projecting positive stops 1022,1023 in the centre of rotating disk 101, spacing hole 1021.
In the present embodiment, the cross section main body of spacing hole 1021 is circle, and its diameter is slightly larger than the length of fixture block 403.Limit
The cross section of position block 1022,1023 is fan-shaped for right angle, and the fan-shaped center of circle of two positive stops 1022,1023 is oppositely arranged, and limits
The center of circle of the position cross section of hole 1021 is located on the fan-shaped circle center line connecting of two positive stops 1022,1023, two positive stops
1022nd, the fan-shaped center of circle of 1023 cross sections projects to the middle part of spacing hole 1021, the anglec of rotation of the fixture block 403 in spacing hole 1021
Spend for 90 degree.
As shown in Fig. 3, Fig. 5, the second rotating device 200 includes shell 201, and shell 201 includes second turn be wholely set
Disk 202 and ring sleeve 203；Ring sleeve 203 is sheathed on outside scroll elastic component 300, the pipe of the side of ring sleeve 203
Mouth is fixedly attached to the edge of the second rotating disk 202；The lateral wall of ring sleeve 203 is provided with an outer end bayonet socket 204, scroll elasticity
The outer spring end 303 of part 300 snaps into outer end bayonet socket 204.
Second rotating device 200 also includes the second rotating disk block 2021, protrudes from the second rotating disk 202 away from ring sleeve
The surface of 203 sides；The center of second rotating disk 202 is provided with the second rotating disk through hole 2022；Second rotating disk 202 is provided with the first arc
Slide opening 2023, the first arc slide opening about 2,023 two corresponding sides be all camber line, the center of circle of two camber lines is all logical with the second rotating disk
The center of circle in hole 2022 is overlapped, and the corresponding central angle of two camber lines is 90 degree.
As shown in Fig. 3, Fig. 6, scroll elastic component 300 is enclosed on outside limit casing 102, preferred planar scroll spring or
Torsion spring, includes the spring leaf 301 of scroll, and spring leaf 301 is integrally located between two parallel planes.The two ends of spring leaf 301 point
Not Cheng Wei spring the inner 302 and outer spring end 303, spring the inner 302 snaps into the inner neck of the first rotating device 100
103, outer spring end 303 snaps into the outer end bayonet socket 204 of the second rotating device 200.The cross section shape of scroll elastic component 300
Shape, specifically, the shape of cross section of spring leaf, including but not limited to rectangle, circular or ellipse.Common scroll spring
Spring leaf 301 is usually flake, and its shape of cross section is rectangle, and the ratio of its length and width is more than 10.Common torsion spring one
As be twisted into helicoidal structure formation for thinner wire, in order to easy to process, its cross section is generally circular or oval
Shape.
In this implementation, when scroll elastic component 300 quantity be two or more when, all scroll elastic components 300 around
To identical, specifically, the spring leafs 301 of all scroll elastic components 300 is around to identical.When two or more scroll elasticity
Part 300 is deformed upon simultaneously when, the direction for the reply moment of torsion that all scroll elastic components 300 are produced is identical.Due to each whirlpool
Web-like elastic component 300 can produce two kinds of restoring moments in opposite direction in the case where Impact direction is different, therefore,
Only the effect of bidirectional buffering and energy storage can be both realized in the present invention with one or one group of scroll spring.Relative to existing skill
Two groups are set in art simultaneously around the technical scheme to opposite scroll spring, the present invention can simplify structure, reduce volume, effectively
Reduce production cost and save space.
Inner 302 positions of the spring of all scroll elastic components 300 are corresponding, can be on same straight line；All whirlpools
The position of outer spring end 303 of web-like elastic component 300 is corresponding, can be on same straight line.When scroll elastic component 300
When quantity is two or more, a cage ring is set, the cage ring is resistance to for elasticity between adjacent two scrolls elastic component 300
Mill material (such as rubber) is made, and prevents scroll elastic component 300 elastic with other scrolls in occurring or recovering deformation process
Part 300 or miscellaneous part collide, and influence deformation energy storage effect.
As shown in Fig. 3, Fig. 7, transmission device 400 includes the 3rd rotating disk 401 and the first power transmission shaft 402, the 3rd rotating disk 401
It is tangent with the inner surface of the second rotating disk 202；First power transmission shaft 402 protrudes from the center of the 3rd rotating disk 401, logical through the second rotating disk
Hole 2022 and it is fixedly attached to backrest 600 (backrest).
The side surface of 3rd rotating disk 401 1 is provided with a 3rd rotating disk block 4011 protruded, and the 3rd rotating disk block 4011 is caught in
To the first arc slide opening 2023；3rd rotating disk block 4011 is located at close to the same of the second rotating disk 202 with the first power transmission shaft 402
Side.Fixture block 403 protrudes from the center of the 3rd rotating disk 401, is located remotely from the side of the second rotating disk 202；Fixture block 403 is caught in limit
Position hole 1021, the anglec of rotation of the fixture block 403 in spacing hole 1021 is 90 degree.Second driving shaft 404 protrudes from the table of fixture block 403
Face, its axle center and the axle center of the first power transmission shaft 402 are located along the same line.In the present embodiment, fixture block 403 is cuboid, preferably
Strip fixture block.
As shown in Fig. 3, Fig. 8, stabilising arrangement 500 includes the first supporting plate 501, the second supporting plate 502 and horizontal base
503, the first supporting plate 501, the rectilinear left and right ends for being fixed on horizontal base 503 of the second supporting plate 502, the first supporting plate
501st, the second supporting plate 502 is oppositely arranged and parallel to each other.
The preferred rectangular base of horizontal base 503, horizontal base 503 is provided with multiple installation screws, can be by water with fastener
Flat bed 503 is fixedly mounted on ground or other pedestals, so as to ensure that the system of mechanical arm and bascule formation is steady enough
It is fixed, it will not shift or rock.
The center of first supporting plate 501 is provided with the first power transmission shaft mounting hole 5011, is sheathed on outside the first power transmission shaft 402；
The bottom of first supporting plate 501 is provided with the second arc slide opening 5012, and through the first supporting plate 501, the center of circle of its arc is passed with first
The center of circle of moving axis mounting hole 5011 is consistent.
The center of second supporting plate 502 is provided with second driving shaft mounting hole 5021, is sheathed on outside second driving shaft 404；
The upper edge of second supporting plate 502 is provided with arc bayonet socket 5022, and the first rotating disk block 1011 is caught in arc bayonet socket 5022.
In the present embodiment, scroll elastic component 300 is enclosed on outside limit casing 102, and fixture block 403 is caught in spacing hole
1021, second driving shaft 404 is inserted into second driving shaft mounting hole 5021.First power transmission shaft 402 passes through the second rotating disk through hole
2022nd, the first power transmission shaft mounting hole 5012 and it is fixedly attached to backrest 600 (backrest).Spacing hole 1021, second turn
Disk through hole 2022, the first power transmission shaft mounting hole 5012, the central shaft of second driving shaft mounting hole 5021 are located along the same line,
As where the axle center of the power transmission shaft 402 of second driving shaft 404 and first on straight line.
As shown in figure 9, in the present embodiment, backrest 600 (backrest) in rotary course, is incited somebody to action on perpendicular
Its center of gravity highest point of running orbit upper seat back 600 is set to reference position 601, and two seats on its running orbit are leaned on
Carry on the back 600 center of gravity lowest parts and be set to the target location 603 of first object position 602 and second.In the present embodiment, by backrest 600
The anglec of rotation of reference position be set as 0 degree, its rotation angle range is turn clockwise 0~90 degree and rotate counterclockwise 0
~90 degree.Judge conterclockwise direction of visual lines for just to the direction of the first supporting plate 501, it is seen that seat outside the present embodiment
Backrest 600 (backrest) whole rotary course.
As shown in figure 9, when backrest 600 is located at reference position 601, the first rotating device 100 and the second rotating dress
200 all remains stationaries are put, scroll elastic component 300 is remained stationary, and fixture block 403 is vertically arranged, and the 3rd rotating disk block 4011 engages
To one end of the first arc slide opening 2023.
When backrest 600 needs to rotate counterclockwise to first object position 602 from reference position 601, backrest
600 center of gravity is moved from high to low, and drive device 600 (motor) drives backrest 600 (backrest) to revolve counterclockwise
Turn, transmission device 400 is also driven generation rotate counterclockwise.Now, the 3rd rotating disk block 4011 promotes shell 201, drives the
Two rotating devices 200 are rotated counterclockwise, and when backrest 600 reaches first object position 602, rotational angle is 90 degree.
In this course, the second rotating disk block 2021 is slided in the second arc slide opening 5013, it is ensured that shell 201 can be vertical
Face is rotated.In this course, fixture block 403 is freely rotated in spacing hole 1021, the first rotating device 100 not by
It is totally stationary motionless to any thrust.Because the inner of scroll elastic component 300 is fixedly attached to the first rotating device 100,
Its outer end is fixedly attached to the second rotating device 200, therefore scroll elastic component 300 can be deformed upon, and produces curling, seat
The transform gravitational energy of backrest 600 is the elastic potential energy of scroll elastic component 300.
When backrest 600 needs to rotate back into reference position 601 from the dextrorotation of first object position 602, seat is leaned on
The center of gravity of the back of the body 600 is hoisted movement by lower, and drive device 600 (motor) drives backrest 600 (backrest) clockwise
Rotation, transmission device 400, which is also driven, to turn clockwise.When backrest 600 returns to reference position 601, the second rotation
Device 200 rotates clockwise 90 degree, and scroll elastic component 300 progressively recovers hence shape, the elasticity of scroll elastic component 300
Potential energy is the gravitional force of backrest 600, so as to reduce acting of the drive device 600 to backrest 600, reduces
Energy consumption of electrical machinery.
When backrest 600 needs to be rotated clockwise to the second target location 603 from reference position 601, backrest
600 center of gravity is moved from high to low, and drive device 600 (motor) drives backrest 600 (mechanical arm) dextrorotation
Turn, transmission device 400, which is also driven, to turn clockwise.Now, fixture block 403 promotes two positive stops 1022,1023,
So as to drive the first rotating device 100 to turn clockwise.3rd rotating disk block 4011 is slided in the first arc slide opening 2023,
Second rotating disk 202 is not completely by thrust, the transfixion of the second rotating device 200.Due in scroll elastic component 300
End is fixedly attached to the first rotating device 100, and its outer end is fixedly attached to the second rotating device 200, therefore scroll elastic component
300 can deform upon, and produce curling, and the transform gravitational energy of backrest 600 is the elastic potential energy of scroll elastic component 300.
When backrest 600 needs to return to reference position 601 from the rotate counterclockwise of the second target location 603, seat is leaned on
The center of gravity of the back of the body 600 is hoisted movement by lower, and drive device 600 (motor) drives backrest 600 (mechanical arm) to revolve counterclockwise
Turn, transmission device 400 is also driven generation rotate counterclockwise.When backrest 600 returns to reference position 601, the first rotating dress
Put 100 and rotate counterclockwise 90 degree, scroll elastic component 300 progressively recovers hence shape, the elastic potential of scroll elastic component 300
The gravitional force of backrest 600 can be converted into, so as to reduce acting of the drive device 600 to backrest 600, electricity is reduced
Function consumes.
In the center of gravity from high to low in moving process of backrest 600, when backrest 600 in vertical plane edge
When being rotated clockwise, transmission device 400 drives the first rotating device 100 to be rotated in a clockwise direction；Work as backrest
600 when rotating in the counterclockwise direction in vertical plane, and transmission device 400 drives the second rotating device 200 to revolve in the counterclockwise direction
Turn.
Backrest 600 center of gravity in lower hoists moving process, when backrest 600 in vertical plane edge
When being rotated clockwise, the second rotating device 200 drives transmission device 400 to be rotated in a clockwise direction；Work as backrest
600 when rotating in the counterclockwise direction in vertical plane, and the first rotating device 100 drives transmission device 400 to revolve in the counterclockwise direction
Turn.
At work, the backrest 600 of peripheral hardware is under the driving of drive device 600, in vertical plane inward turning for the present embodiment
Turn, by transmission device 400 the first rotating device 100 or the second rotating device 200 can be driven to revolve within the specific limits
Turn, because the two ends of scroll elastic component 300 are respectively connecting to the first rotating device 100 or the second rotating device 200, when appoint
When one rotating device is rotated, scroll elastic component 300 all can stress deform upon so that play buffering and temporary energy
Effect.When rotating to suitable angle, user can be locked the position of backrest using the locking device set in addition
It is fixed.After unblock, user can adjust the direction of rotation of backrest according to real needs.
In the present embodiment, spacing hole 1021, the position of the second rotating disk block 2021 and the 3rd rotating disk block 4011 in fig. 2
Putting to swap left and right, and its mode of operation and principle are similar with aforementioned schemes, will not be described here.According to such technical side
Case, in the center of gravity from high to low in moving process of backrest 600, when backrest 600 in vertical plane along clockwise
When direction rotates, transmission device 400 drives the second rotating device 200 to be rotated in a clockwise direction；When backrest 600 is perpendicular
When being rotated in the counterclockwise direction in facing directly, transmission device 400 drives the first rotating device 100 to rotate in the counterclockwise direction.It is present
The center of gravity of chair back 600 is in lower hoists moving process, when backrest 600 revolves along clockwise direction in vertical plane
When turning, the first rotating device 100 drives transmission device 400 to be rotated in a clockwise direction；When backrest 600 is in vertical plane
When rotating in the counterclockwise direction, the second rotating device 200 drives transmission device 400 to rotate in the counterclockwise direction.
The present embodiment provides a kind of seat back recliner bascule for backrest, before and after backrest
Need to be only the equalising torque of guarantee system with one or one group of equidirectional elastic component so that adjustment process more facilitates when mobile
Fast, it can effectively mitigate motor load, energy consumption be reduced, while reducing production and the maintenance cost of part.In addition, this reality
Attachment structure can effectively be simplified, save space by applying example, while improving system reliability and stability, be increased the service life.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications should also be regarded
For protection scope of the present invention.
Claims (10)
1. a kind of seat back recliner bascule, it is characterised in that including
First rotating device；
Second rotating device, outside first rotating device；
An at least scroll elastic component, its inner is connected to first rotating device, and its outer end is connected to second rotation
Device；And
Transmission device, its one end is connected to first rotating device and/or second rotating device；Its other end is connected to
Backrest；
Stabilising arrangement, for installing first rotating device and second rotating device；
Wherein, first rotating device includes
First rotating disk；
Limit casing, protrudes from surface middle part of first rotating disk close to the scroll elastic component side；And
Inner neck, located at the limit casing lateral wall, the inner of the scroll elastic component snaps into the inner neck；
Second rotating device includes
Shell, including the second rotating disk and ring sleeve；The ring sleeve is sheathed on outside the scroll elastic component, the ring
The mouth of pipe of shape sleeve pipe side is fixedly attached at second disk edge；And
Outer end bayonet socket, through the ring sleeve lateral wall, the outer end of the scroll elastic component snaps into the outer end bayonet socket.
2. seat back recliner bascule as claimed in claim 1, it is characterised in that first rotating device is also wrapped
Include
First rotating disk block, protrudes from surface of first rotating disk away from the scroll elastic component side；And
Spacing hole, it is inwardly prominent provided with two in the centre of the limit casing and first rotating disk, the spacing hole
The positive stop gone out.
3. seat back recliner bascule as claimed in claim 1, it is characterised in that second rotating device is also wrapped
Include
Second rotating disk block, protrudes from surface of second rotating disk away from the ring sleeve side；
Second rotating disk through hole, at second center of turntable；And
First arc slide opening, through second rotating disk, the center of circle of its arc is consistent with the center of circle of the second rotating disk through hole.
4. seat back recliner bascule as claimed in claim 1, it is characterised in that the transmission device includes
3rd rotating disk, it is tangent with the second rotating disk inner surface；
First power transmission shaft, is protruded from the 3rd center of turntable, through the second rotating disk through hole and is fixedly attached to the seat
Backrest；And
3rd rotating disk block, protrudes from the 3rd disc surfaces, is caught in the first arc slide opening；The 3rd rotating disk block with
First power transmission shaft is located at close to the same side of second rotating disk.
5. seat back recliner bascule as claimed in claim 4, it is characterised in that the transmission device also includes
Fixture block, is protruded from the 3rd center of turntable, is located remotely from the side of second rotating disk；The fixture block is caught in limit
Position hole；And
Second driving shaft, protrudes from the fixture block surface, and its axle center and the axle center of first power transmission shaft are located along the same line.
6. seat back recliner bascule as claimed in claim 1, it is characterised in that
The stabilising arrangement includes
Horizontal base；And
First supporting plate, the second supporting plate, the rectilinear left and right ends for being fixed on the horizontal base；
Wherein, first supporting plate is oppositely arranged and parallel to each other with second supporting plate.
7. seat back recliner bascule as claimed in claim 6, it is characterised in that
The first supporting plate center is provided with the first power transmission shaft mounting hole, is sheathed on outside the first power transmission shaft；
The first supporting plate bottom is provided with the second arc slide opening, through first supporting plate, the center of circle of its arc with it is described
The center of circle of first power transmission shaft mounting hole is consistent.
8. seat back recliner bascule as claimed in claim 6, it is characterised in that
The second supporting plate center is provided with second driving shaft mounting hole, is sheathed on outside second driving shaft；
The second supporting plate upper edge is provided with arc bayonet socket, and the first rotating disk block is caught in the arc bayonet socket.
9. seat back recliner bascule as claimed in claim 8, it is characterised in that
The scroll elastic component includes but is not limited to plane scroll spring or torsion spring；
The shape of cross section of the scroll elastic component includes but is not limited to rectangle, circular and ellipse；
When the quantity of the scroll elastic component is two or more, all scroll elastic components around to identical；
When two or more scroll elastic component is deformed upon simultaneously, the direction for the reply moment of torsion that all scroll elastic components are produced
It is identical.
10. a kind of seat back recliner, including seat back recliner as claimed in any one of claims 1-9 wherein balance dress
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319020.9A CN107136798B (en) | 2017-05-08 | 2017-05-08 | Seat back regulator and balancing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319020.9A CN107136798B (en) | 2017-05-08 | 2017-05-08 | Seat back regulator and balancing device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107136798A true CN107136798A (en) | 2017-09-08 |
| CN107136798B CN107136798B (en) | 2023-05-30 |
Family
ID=59777264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710319020.9A Active CN107136798B (en) | 2017-05-08 | 2017-05-08 | Seat back regulator and balancing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107136798B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109393691A (en) * | 2018-12-03 | 2019-03-01 | 安徽瀚洋旅游用品有限公司 | A kind of luggage |
| CN109717566A (en) * | 2018-12-03 | 2019-05-07 | 安徽瀚洋旅游用品有限公司 | The roll wheel assembly of luggage |
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| JPH06156125A (en) * | 1992-07-16 | 1994-06-03 | Tanaka Denki Kk | Seat reversing device |
| JPH08294428A (en) * | 1995-04-26 | 1996-11-12 | Yanagisawa Seiki Seisakusho:Kk | Seat back adjusting device in reclining seat |
| CN1679429A (en) * | 2004-04-07 | 2005-10-12 | 湖北中航精机科技股份有限公司 | Angle adjustment of plate spring seat and core device of back folder |
| CN201264541Y (en) * | 2008-07-30 | 2009-07-01 | 比亚迪股份有限公司 | Seatback angle adjusting device |
| US20100127546A1 (en) * | 2007-01-17 | 2010-05-27 | Jerzy Dziedzic | Disc Recliner Assembly with Biased Synchronization |
| US20110181085A1 (en) * | 2010-01-22 | 2011-07-28 | Stoll Giroflex Ag | Seat assembly with an elastomer torsion-spring element |
| CN204071277U (en) * | 2014-08-18 | 2015-01-07 | 杭州博志家具设计有限公司 | Backrest rotates leaning device |
| CN207532171U (en) * | 2017-05-08 | 2018-06-26 | 克恩-里伯斯(太仓)有限公司 | A kind of seat back recliner and its balancing device |
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2017
- 2017-05-08 CN CN201710319020.9A patent/CN107136798B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06156125A (en) * | 1992-07-16 | 1994-06-03 | Tanaka Denki Kk | Seat reversing device |
| JPH08294428A (en) * | 1995-04-26 | 1996-11-12 | Yanagisawa Seiki Seisakusho:Kk | Seat back adjusting device in reclining seat |
| CN1679429A (en) * | 2004-04-07 | 2005-10-12 | 湖北中航精机科技股份有限公司 | Angle adjustment of plate spring seat and core device of back folder |
| US20100127546A1 (en) * | 2007-01-17 | 2010-05-27 | Jerzy Dziedzic | Disc Recliner Assembly with Biased Synchronization |
| CN201264541Y (en) * | 2008-07-30 | 2009-07-01 | 比亚迪股份有限公司 | Seatback angle adjusting device |
| US20110181085A1 (en) * | 2010-01-22 | 2011-07-28 | Stoll Giroflex Ag | Seat assembly with an elastomer torsion-spring element |
| CN204071277U (en) * | 2014-08-18 | 2015-01-07 | 杭州博志家具设计有限公司 | Backrest rotates leaning device |
| CN207532171U (en) * | 2017-05-08 | 2018-06-26 | 克恩-里伯斯(太仓)有限公司 | A kind of seat back recliner and its balancing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109393691A (en) * | 2018-12-03 | 2019-03-01 | 安徽瀚洋旅游用品有限公司 | A kind of luggage |
| CN109717566A (en) * | 2018-12-03 | 2019-05-07 | 安徽瀚洋旅游用品有限公司 | The roll wheel assembly of luggage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107136798B (en) | 2023-05-30 |
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