CN208403764U - Rocking chair and its backrest angle adjustment mechanism - Google Patents
Rocking chair and its backrest angle adjustment mechanism Download PDFInfo
- Publication number
- CN208403764U CN208403764U CN201721230635.6U CN201721230635U CN208403764U CN 208403764 U CN208403764 U CN 208403764U CN 201721230635 U CN201721230635 U CN 201721230635U CN 208403764 U CN208403764 U CN 208403764U
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- China
- Prior art keywords
- fastener
- angle adjustment
- adjustment mechanism
- backrest angle
- regulating part
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
- A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
- A47C1/026—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by means of peg-and-notch or pawl-and-ratchet mechanism
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
Abstract
The utility model provides a kind of backrest angle adjustment mechanism, for adjusting the backrest angle of rocking chair, rocking chair includes pedestal, the support column for being fixed on pedestal and the seat frame with support column pivot joint, backrest angle adjustment mechanism includes regulating part and fastener, the one of regulating part and fastener is fixed on seat frame, regulating part and fastener another one are articulated in support column, and fastener and regulating part are in the snap fit that clamped position may be selected, clamped position is substantially distributed along the direction of rotation of seat frame；The fastener or regulating part that rotation be pivotally connected with support column disengage it from and engages, realize angle adjustment of the seat frame with respect to pedestal around pivotal axis rotary seat frame at this time, so that the angle for leaning against pedestal relatively of seat frame adjusts very simple and conveniently.In addition, the invention also discloses a kind of rocking chairs with the backrest angle adjustment mechanism.
Description
Technical field
The utility model relates to a kind of rocking chair technical field more particularly to a kind of backrest angle adjustment mechanism and there is the machine
The rocking chair of structure.
Background technique
Rocking chair is as a kind of leisure chaise longue, and in daily life using very generally, it becomes one of people after dinner
Kind amenities of life, loosens mood.Currently, rocking chair generally comprises pedestal, seat and support column, due to use during, each
Use habit and the height requirement of people, the angle for rocking chair relative to ground has different needs, if using different height
The support column of degree solves the problems, such as this, then it is very small to may cause the market share, therefore, develops seat back and is adjusted with angle
Mechanism is extremely important, currently, the purpose is usually reached using coaxially flexible structure, however the rocking chair of this structure is very stupid
Weight, and Experience Degree is relatively low.
Therefore, the new backrest angle adjustment mechanism of one kind is needed to solve the above problems.
Summary of the invention
A kind of backrest angle of backrest angle simple the purpose of this utility model is to provide structure and that rocking chair can be adjusted
Adjustment mechanism.
The another object of the utility model is to provide a kind of rocking chair easy to operate and being adjustable backrest angle.
To achieve the above object, the utility model provides a kind of backrest angle adjustment mechanism, for adjusting the back of rocking chair
By angle, rocking chair includes that pedestal, the support column for being fixed on pedestal and the seat frame with support column pivot joint, seat frame are opposite
The substantially parallel pedestal of pivotal axis of support column rotation, backrest angle adjustment mechanism includes regulating part and fastener, regulating part and card
The one of component is fixed on seat frame, and regulating part and fastener another one are articulated in support column, and fastener and adjusting
Part is in the snap fit that clamped position may be selected；It rotates the fastener being pivotally connected with support column or regulating part disengages it from and engages, this
When around pivotal axis rotary seat frame realize seat frame with respect to pedestal angle adjust.
Preferably, the backrest angle adjustment mechanism of the utility model further includes return unit, return unit provides fastener and adjusts
Save the reset force that part keeps snap fit.
Preferably, the backrest angle adjustment mechanism of the utility model further includes operating parts, operating parts operationally drives card
Component and regulating part are detached from engaging.
Preferably, the upper end of support column of the utility model has lower connecting base, seat frame bottom has upper connecting base,
Upper and lower attachment base socket, and pivotal axis is arranged on upper and lower attachment base.
Preferably, the fastener of the utility model is articulated in lower connecting base, regulating part is set to upper connecting base.
Preferably, the lower connecting base of the utility model is additionally provided with limiting slot, regulating part has protrusion, and protrusion is located at limiting slot
In, protrusion is mobile between limiting slot both ends to limit the rotation amplitude of seat frame with the rotation of seat frame.
Preferably, the backrest angle adjustment mechanism of the utility model further includes operating parts, operating parts be set on fastener and
Stretch out lower connecting base.
Preferably, the backrest angle adjustment mechanism of the utility model further includes return unit, fastener is pivotally connected by rotary shaft
In lower connecting base, return unit is installed in rotary shaft, and one end of return unit is butted on lower connecting base, and the other end is butted on fastener.
Preferably, the return unit of the utility model is torsional spring.
Preferably, the backrest angle adjustment mechanism of the utility model further includes operating parts and traction piece, operating parts is set to seat
On chair frame, one end attended operation part of traction piece, the other end of traction piece connects fastener, and operating parts is driven by traction piece
Fastener rotation.
Preferably, the traction piece of the utility model is steel wire.
Preferably, the upper end of support column of the utility model has lower connecting base, seat frame bottom has upper connecting base,
Upper and lower attachment base socket, and pivotal axis is arranged on upper and lower attachment base.
Preferably, being equipped with limit card block in the lower connecting base of the utility model, limit card block is offered wears for traction piece
That crosses places slot.
Preferably, the angle-adjusting mechanism of the utility model further includes link block, link block is installed on lower connecting base and limit
It between the fixture block of position, and is arranged side by side with fastener, fastener and limit card block are located at the same side and the alignment of link block.
Further include return unit preferably, the backrest angle adjustment mechanism of the utility model, on fastener with fastener and tune
The opposite other end in the position that section part fastens is equipped with abutting portion, and return unit one end is butted on lower connecting base, and the other end is butted on described
Abutting portion.
Preferably, the return unit of the utility model is helical spring.
Preferably, the regulating part of the utility model is equipped at least two grooves, fastener is equipped at least one and at least two
The double wedge of a groove selection cooperation.
Preferably, the seat frame of the utility model includes leaning against pipe and seat pipe, described lean against sets between pipe and the seat pipe
Seat board is set, the seat board further includes an extended segment.
Rocking chair provided by the utility model including pedestal, is fixed on the support column of pedestal and the seat with support column pivot joint
Chair frame, seat frame further include above-mentioned backrest angle tune relative to the substantially parallel pedestal of pivotal axis that support column rotates
Complete machine structure, backrest angle adjustment mechanism is between seat frame and support column, for adjusting seat frame relative to pedestal
Angle.
Compared with prior art, the regulating part of the utility model and the one of fastener are fixed on seat frame, are adjusted
Part and fastener another one are articulated in support column, and fastener and regulating part are in the snap fit that clamped position may be selected, therefore
It rotates the fastener being pivotally connected with support column or regulating part disengages it from and engages, realize seat around pivotal axis rotary seat frame at this time
Chair frame is adjusted with respect to the angle of pedestal, and on the one hand making the angle adjustment of seat frame and opposite pedestal is very simple and side
Just, it on the other hand can also simplify the structure of the utility model backrest angle adjustment mechanism.Since the rocking chair of the utility model has
Have a backrest angle adjustment mechanism of the utility model, thus the rocking chair of the utility model convenient for user to rocking chair lean against with relatively
The adjustment and operation of the angle of pedestal.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model first embodiment rocking chair.
Fig. 2 is the rocking chair angle structural schematic diagram adjusted in Fig. 1.
Fig. 3 is the structural schematic diagram of another angle of Fig. 1.
Fig. 4 is the sectional view of rocking chair shown in Fig. 3.
Fig. 5 is the enlarged structure schematic diagram of part A in Fig. 4.
Fig. 6 is that the regulating part of rocking chair shown in Fig. 5 is in the status architecture schematic diagram of release the lock state with fastener.
Fig. 7 is the regulating part of rocking chair shown in Fig. 6 and the status architecture schematic diagram of fastener clamped position variation.
Fig. 8 is that the backrest angle regulating part adjusted of rocking chair shown in Fig. 7 and fastener are in the state knot being connected together
Structure schematic diagram.
Fig. 9 is the structural schematic diagram of the utility model first embodiment rocking chair removal seat frame.
Figure 10 is the enlarged structure schematic diagram of part B in Fig. 9.
Figure 11 is the partial structure diagram of seat frame bottom in Fig. 3.
Figure 12 is the enlarged structure schematic diagram of C portion in Figure 11.
Figure 13 is the structural schematic diagram of the utility model second embodiment rocking chair.
Figure 14 is the sectional view of rocking chair shown in Figure 11.
Figure 15 is the enlarged structure schematic diagram of the part D in Figure 12.
Figure 16 is that the regulating part of rocking chair shown in Figure 13 is in the status architecture schematic diagram of release the lock state with fastener.
Figure 17 is the regulating part of rocking chair shown in Figure 14 and the status architecture schematic diagram of fastener clamped position variation.
Figure 18 is that the backrest angle regulating part adjusted of rocking chair shown in Figure 15 and fastener are in the state being connected together
Structural schematic diagram.
Component label instructions
100 rocking chairs, 10 pedestals, 20 seat frames, 21 lean against pipe, 23 seat pipes, 25 seat boards, 26 seat board extended segments, 30 supports
Column, 40 pivotal axis, 50 backrest angle adjustment mechanisms, 51 regulating parts, 511 grooves, 52 fasteners, 521 double wedges, abutting portion 522,53
Return unit, 54 operating parts, 55 traction pieces, 56 link blocks, 61 upper connecting bases, 62 lower connecting bases, 621 limiting slots, 623 limiting cards
Block, 63 connecting base upper covers, 64 attachment base front covers, 65 attachment base rear covers, 70 rotary shafts.
Specific embodiment
The embodiments of the present invention are described referring now to the drawings, similar element numbers represent similar member in attached drawing
Part.
Fig. 1-Figure 12 illustrates the first embodiment of the rocking chair 100 of the utility model, please refers to Fig. 1-Fig. 3, the present embodiment
Rocking chair 100 include pedestal 10, seat frame 20, support column 30 and backrest angle adjustment mechanism 50, the lower end of support column 30 with
Pedestal 10 is fixed, it is preferable that support column 30 can also be pivotally connected with pedestal 10, and support column 30 can itself be shaft rotation, and make
Seat frame 20 rolls, and seat frame 20 is pivotally connected with support column 30, and seat frame 20 is rotated relative to support column 30
The substantially parallel pedestal 10 of pivotal axis 40.Wherein, seat frame 20 includes leaning against pipe 21 and seat pipe 23, is leaned against between pipe 21 and seat pipe 23
Seat board 25 is set, and seat board 25 further includes an extended segment 26, and seat board 25 can provide the more stable landing support of infant, in infant
In use, buttocks is put for infant in 24 part of seat board extended segment, 25 ontology of seat board is then as shank backrest.Wherein, this is leaned against
Angle-adjusting mechanism 50 is between seat frame 20 and support column 30, for adjusting angle of the seat frame 20 with respect to pedestal 10
Adjustment (seat frame 20 changes with respect to the angle state of pedestal 10 as shown in Fig. 1 to Fig. 2), so as to improve the experience of user
Degree.Please refer to Fig. 4-Figure 12, wherein backrest angle adjustment mechanism 50 includes regulating part 51 and fastener 52, regulating part 51 and card
The one of component 52 is fixed on seat frame 20, and regulating part 51 and 52 another one of fastener are articulated in support column 30, specifically
Ground, in the present embodiment, regulating part 51 are affixed on seat frame 20, in this embodiment can be by welding regulating part 51
It is fixedly connected with the lower end of seat frame 20, this is not restricted, and accordingly, fastener 52 is to be articulated in support column 30,
And fastener 52 and regulating part 51 are in that the snap fit of clamped position may be selected (i.e. different clamped positions may be selected in fastener 52
It is in be connected together with regulating part 51), clamped position is substantially distributed along the direction of rotation of seat frame 20.Certainly, according to practical need
It wants fastener 52 can be fixed on seat frame 20 and regulating part 51 is articulated in support column 30.When rotation and 30 pivot of support column
When the fastener 52 connect so that the fastener 52 be detached from the engaging of regulating part 51, at this time around 40 rotary seat frame of pivotal axis
20, then the angle that seat frame 20 may be implemented with respect to pedestal 10 adjusts.More specifically, as follows:
Please continue to refer to Fig. 3-Figure 12, the regulating part 51 of the utility model is equipped at least two grooves 511, and fastener 52 is set
There is the double wedge 521 of at least one and at least two grooves 511 selection cooperation, in the present embodiment, regulating part 51 sets that there are four recessed
Slot 511, fastener 52 are set there are two double wedge 521.30 upper end of support column has lower connecting base 62, and 20 bottom of seat frame has upper
Attachment base 61, upper connecting base 61 and lower connecting base 62 are socketed, and rotary shaft 70 is arranged on upper connecting base 61 and lower connecting base 62,
In the present embodiment, fastener 52 is articulated in lower connecting base 62, and regulating part 51 is fixed on upper connecting base 61, in order to prevent dust into
Enter to backrest angle adjustment mechanism 50, connecting base upper cover 63, connection are additionally provided with around upper connecting base 61 and lower connecting base 62
Seat front cover 64 and attachment base rear cover 65, it can also be ensured that the beauty of the service life of backrest angle adjustment mechanism 50 and entire rocking chair
Property.
Wherein, when fastener 52 is engaged with regulating part 51, when the groove 511 for the minimum point for being fastened on regulating part 51
When, seat frame 20 has maximum angle with respect to pedestal 10, as shown in Figure 8；When the groove for the highest point for being fastened on regulating part 51
When 511, seat frame 20 has minimum angles with respect to pedestal 10, as shown in Figure 5；If the double wedge 521 of fastener 52 is more than to adjust
Save 51 highest point of part groove 511 when or lower than the minimum point of regulating part 51 groove 511 when, can damage the backrest angle adjustment
It is unavailable to even result in rocking chair for mechanism 50, for this purpose, lower connecting base 62 is additionally provided with limiting slot 621, for limiting 20 phase of seat frame
To the range of 10 angle of pedestal, specifically, the opposite end surface of limiting slot 621 provides two limit points, and regulating part 51 has convex
Portion 512, protrusion 512 are located in limiting slot 621, protrusion 512 move with the rotation of seat frame 20 and between limiting slot both ends from
And the rotation amplitude of seat frame 20 is limited, to prevent the appearance of the above problem.
Please continue to refer to Fig. 9-Figure 10, the backrest angle adjustment mechanism 50 of the utility model further includes return unit 53, is resetted
Part 53 provides fastener 52 and regulating part 51 keeps the reset force of snap fit, and specifically, in the present embodiment, fastener 52 is logical
It crosses rotary shaft 70 and is articulated in lower connecting base 62, return unit 53 is installed in rotary shaft 70, and one end of return unit 53 is butted on lower connection
Seat 62, the other end is butted on fastener 52, makes fastener 52 and regulating part 51 keep blocking by the reset force that return unit 53 provides
Connection is closed, 52 moment of fastener moves towards latched position, guarantees the security performance of backrest angle adjustment mechanism 50, practical operation
In, return unit 53 can be the elastic components such as torsional spring, and but not limited to this.
Referring again to Fig. 1-12, the backrest angle adjustment mechanism 50 of the utility model further includes operating parts 54, operating parts
54 operationally drive fastener 52 and regulating part 51 to be detached from engaging, and in general, operating parts 54 can be set to any position of rocking chair
It sets, facilitates operation, when driving operating parts 54, operating parts 54 drives fastener 52 to rotate, and is detached from and blocks with regulating part 51
It closes, specifically, in the present embodiment, operating parts 54 is set on fastener 52 and stretches out lower connecting base 62, operating parts 54 and lower company
Joint chair 62 is in socket state, and operating parts 54 is socketed on lower connecting base 62 and is stretched out lower connecting base 62 in a manner of convex, works as drive
When rotating operating parts 54, then the operating parts 54 rotated drives the rotation of fastener 52, removes band by operating parts 54 to realize
Release the lock or locking of the dynamic fastener 52 to regulating part 51.
With reference to the accompanying drawing, the working principle of the rocking chair of the middle first embodiment of the utility model is specifically retouched
It states: when rocking chair 100 is (not carrying out the angle adjustment for leaning against pipe 21 of seat frame 20) under normal condition, due to return unit
53 effect makes fastener 52 and regulating part 51 keep being connected together (state as shown in Figure 5), two double wedges of fastener 52
521 are in two grooves 511 of the upper end of regulating part 51 and engages, so that rocking chair is in stable state, when needs are to leaning against pipe
It when 21 angle is adjusted, exerts a force to operating parts 54, certainly, increases if it is 21 angle of pipe will be leaned against, not to operation
Part 54 exerted a force it is also achievable, only need to by seat frame 20 along pivotal axis 40 upwards rotate, i.e., seat frame 20 drive adjust
Part 51 moves upwards, and fastener 52 is relative to moving downward, in the process, since return unit 53 is providing always elastic force, only
The elastic force need to be overcome to can be realized, and fastener 52 is opposite with 51 clamped position of regulating part to be moved down, and completion leans against the increase of 21 angle of pipe
Process.During this, to operating parts 54 exert a force, using to operating parts 54 force more convenient can operate, below needle
It is illustrated to the case where force to operating parts 54: if wanting to increase the angle for leaning against pipe 21 in seat frame 20, along Fig. 6
The direction of arrow K exerts a force to operating parts 54, and the rotation that operating parts 54 controls fastener 52 is in fastener 52 with regulating part 51
Release the lock state (state shown in Fig. 6), when regulating part 51 and fastener 52 are in release the lock state, then along Fig. 7 arrow M direction
Force is so that regulating part 51 specifically can be with rotary seat frame 20 around pivot along the direction arrow M rising (state shown in Fig. 7)
Axis 40 rotates upwards to reach the purpose, so that regulating part 51 and the clamped position of fastener 52 are moved down, regulating part
51 have dropped two grooves 511 (state shown in Fig. 8) with 52 clamped position of fastener, reach required angle when leaning against pipe 21
When, stop the force to operating parts 54, under the reset response of return unit 53, engages so that regulating part 51 is in fastener 52
State, at this point, the angle for leaning against pipe 21 with respect to pedestal 10 increases, if wanting to lean against seat frame 20 pipe 21 certainly with respect to pedestal 10
Angle reduce, opposite move up of clamped position need to only be can be realized according to same principle, therefore be not described in detail herein, should
50 structure of backrest angle adjustment mechanism is simple and convenient to operate and has stronger practicability.
The utility model additionally provides second embodiment, and as shown in figures 13-18, the rocking chair 100a of the embodiment and first is real
The structure for applying example is essentially identical, and distinctive points are as follows:
In the rocking chair 100a of the present embodiment and the rocking chair 100 of first embodiment, since the position of operating parts 54 is different,
Part-structure is distinct, and specifically, as shown in figure 13, operating parts 54 is set to and leans against on pipe 21, and in fact, operating parts 54 is settable
In any position for leaning against pipe 21, it is user-friendly for use, in this present embodiment, operating parts 54, which is installed on, leans against pipe
21 top, to facilitate operation in the present embodiment, backrest angle adjustment mechanism 50 further includes traction piece 55,55 edge of traction piece
The arrangement of the outer surface of seat frame 20 can also be located inside the tubing of production seat frame 20, and operating parts 54 is with rotation
Mode pulls traction piece 55 mobile, one end attended operation part 54 of traction piece 55, and the other end of traction piece 55 connects fastener 52,
Operating parts 54 and fastener 52 are attached by traction piece 55, by being revolved to the operating parts 54 for leaning against 21 top of pipe
Turn, pull traction piece 55 that fastener 52 is driven to move, so that regulating part 51 and fastener 52 are in release the lock state, traction piece 55 can
Think steel wire, iron wire or rope, preferably steel wire；It is that operating parts 54 is set on fastener 52 and connects under stretching out in first embodiment
Joint chair 62, directly operation fastener 52, and the present embodiment drives fastener 52 to rotate by traction piece 55 as bridge
To realize the release the lock of fastener 52 and regulating part 51.
3- Figure 18 is continued to refer to figure 1, the installation site of the return unit 53 of the present embodiment is also different from first embodiment, at this
In embodiment, the other end opposite with the position that fastener 52 and regulating part 51 fasten is equipped with abutting portion 522 on fastener 52,
53 one end of return unit is butted on lower connecting base 62, and the other end is butted on abutting portion 522, provides elastic force in a manner of in this, so that engaging
Part 52 and regulating part 51 keep snap fit, and in actual operation, return unit 53 can be the elastic components such as helical spring.
It refer again to Figure 15-18, limit card block 623 be installed in the lower connecting base 62 of the present embodiment, limit card block 623 is opened
Slot is placed equipped with what is passed through for traction piece 55, placing slot can be good at limiting the position of traction piece 55, miscellaneous so that it will not occur
Unrest or knotting situation, further, the backrest angle adjustment mechanism 50 of the present embodiment further include link block 56, and link block 56 is installed
It is arranged side by side between lower connecting base 62 and limit card block 623, and with fastener 52, fastener 52 and limit card block 623 are located at
The same side of link block 56 and alignment, it is preferable that limit card block 623 and fastener 52 are coaxially disposed, it is preferable that limit card block
623 can make using containing magnetic material, and traction piece 55 can be made of material that attracting each other with magnetism, then drawn
Part 55 is adsorbable in limit card block 623, when being operated to operating parts 54, so that traction piece 55 drives fastener 52 to rotate,
At this point, traction piece 55 is in linear state, the case where being not in knotting in the connection procedure of fastener 52 and operating parts 54.
It is described in further detail in conjunction with backrest angle adjustment mechanism 50 of Figure 13-Figure 18 to the present embodiment:
When rocking chair 100 it is under normal condition (do not carry out in seat frame 20 lean against pipe 21 angle adjustment), by
In the effect of return unit 53, fastener 52 and regulating part 51 is made to keep being connected together (state as shown in figure 15), fastener 52
One double wedge 521 is in a groove 511 of the upper end of regulating part 51 to be engaged, so that rocking chair is in stable state, works as needs
When to the angle increase for leaning against pipe 21, the operating parts 54 for leaning against 21 top of pipe is rotated upwards, operating parts 54 pulls traction
Part 55 drives fastener 52 to rotate, so that regulating part 51 and fastener 52 are in release the lock state (state shown in Figure 16), works as adjusting
It when part 51 and fastener 52 are in release the lock state, exerts a force according to the direction of arrow N in Figure 17, so that regulating part 51 is transported along arrow N
It is dynamic, regulating part 51 and the clamped position of fastener 52 are moved up and down, regulating part 51 and 52 engaging position of fastener
Set and have dropped a groove 511 (state shown in Figure 18), when lean against pipe 21 reach required for angle when, stop to operating parts 54
Rotation, under the reset response of return unit 53, so that regulating part 51 and fastener 52 are in fastening state, at this point, completing
The angle that pipe 21 is leaned against in seat frame 20 with respect to pedestal 10 increases.Certainly, if thinking the angle that will lean against pipe 21 with respect to pedestal 10
It reduces, opposite move up of clamped position need to only be can be realized according to same principle, therefore be not described in detail herein, this leans against angle
Degree 50 structure of adjustment mechanism is simple and convenient to operate and has stronger practicability.
It is other unspecified outer, it is identical with the first embodiment or can clearly be read from Figure 13-18, therefore, herein not
It is described in detail again.
It above disclosure is merely preferred embodiments of the utility model, certainly cannot be practical new to limit this with this
The interest field of type, therefore equivalent variations made according to the patent scope of the utility model still belong to the utility model and are covered
Range.
Claims (18)
1. a kind of backrest angle adjustment mechanism, for adjusting the backrest angle of rocking chair, the rocking chair include pedestal, be fixed on it is described
The support column of pedestal and the seat frame being pivotally connected with the support column, which is characterized in that the backrest angle adjustment mechanism packet
Include regulating part and fastener, the one of the regulating part and fastener is fixed on the seat frame, the regulating part and card
Component another one is articulated in the support column, and fastener engaging with the regulating part is in optional clamped position is matched
It closes；It rotates the fastener being pivotally connected with the support column or the regulating part disengages it from and engages, rotated at this time around pivotal axis
The seat frame and realize the relatively described pedestal of the seat frame angle adjustment.
2. backrest angle adjustment mechanism as described in claim 1, which is characterized in that further include return unit, the return unit mentions
The reset force of snap fit is kept for the fastener and the regulating part.
3. backrest angle adjustment mechanism as described in claim 1, which is characterized in that further include operating parts, the operating parts can
The fastener and the regulating part is operatively driven to be detached from engaging.
4. backrest angle adjustment mechanism as claimed in claim 3, which is characterized in that the upper end of support column has lower connection
Seat, the seat frame bottom have upper connecting base, the upper and lower attachment base socket, and the pivotal axis be arranged in it is described it is upper,
On lower connecting base.
5. backrest angle adjustment mechanism as claimed in claim 4, which is characterized in that the fastener is articulated in the lower connection
Seat, the regulating part are set to the upper connecting base.
6. backrest angle adjustment mechanism as claimed in claim 4, which is characterized in that the lower connecting base is additionally provided with limiting slot,
The regulating part has protrusion, and the protrusion is located in the limiting slot, the protrusion with the rotation of the seat frame and
The mobile rotation amplitude to limit the seat frame between the limiting slot both ends.
7. backrest angle adjustment mechanism as claimed in claim 4, which is characterized in that further include return unit, the fastener is logical
It crosses rotary shaft and is articulated in the lower connecting base, the return unit is installed in the rotary shaft, and one end of the return unit is butted on
The lower connecting base, the other end are butted on the fastener.
8. backrest angle adjustment mechanism as claimed in claim 7, which is characterized in that the return unit is torsional spring.
9. backrest angle adjustment mechanism as claimed in claim 3, which is characterized in that it further include traction piece, the traction piece
One end connects the operating parts, and the other end of the traction piece connects the fastener, and the operating parts passes through the traction piece
The fastener is driven to rotate.
10. backrest angle adjustment mechanism as claimed in claim 9, which is characterized in that the traction piece is steel wire.
11. backrest angle adjustment mechanism as claimed in claim 9, which is characterized in that the upper end of support column has lower connection
Seat, the seat frame bottom have upper connecting base, the upper and lower attachment base socket, and the pivotal axis be arranged in it is described it is upper,
On lower connecting base.
12. backrest angle adjustment mechanism as claimed in claim 11, which is characterized in that be equipped with limit in the lower connecting base
Fixture block, limit card block, which is offered, places slot for what the traction piece passed through.
13. backrest angle adjustment mechanism as claimed in claim 12, which is characterized in that it further include link block, the link block
It is installed between the lower connecting base and the limit card block, and is arranged side by side with the fastener, the fastener and described
Limit card block is located at the same side of the link block and alignment.
14. backrest angle adjustment mechanism as claimed in claim 11, which is characterized in that it further include return unit, the fastener
The upper other end opposite with the position that the fastener and regulating part fasten is equipped with abutting portion, and described return unit one end is butted on institute
Lower connecting base is stated, the other end is butted on the abutting portion.
15. angle-adjusting mechanism as claimed in claim 14, which is characterized in that the return unit is helical spring.
16. backrest angle adjustment mechanism as described in claim 1, which is characterized in that it is recessed that the regulating part is equipped at least two
Slot, the fastener are equipped with the double wedge of at least one and at least two groove selection cooperation.
17. backrest angle adjustment mechanism as described in claim 1, which is characterized in that the seat frame include lean against pipe with
Seat board is arranged in seat pipe, described lean against between pipe and the seat pipe, the seat board further includes an extended segment.
18. a kind of rocking chair including pedestal, is fixed on the support column of the pedestal and the seat frame with support column pivot joint
Frame, which is characterized in that further include the backrest angle adjustment mechanism as described in any one of claim 1-17, the backrest angle
Adjustment mechanism is between the seat frame and support column, for adjusting angle of the seat frame relative to pedestal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721230635.6U CN208403764U (en) | 2017-09-22 | 2017-09-22 | Rocking chair and its backrest angle adjustment mechanism |
| DE202018105395.7U DE202018105395U1 (en) | 2017-09-22 | 2018-09-20 | Backrest angle adjuster and associated rocking chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721230635.6U CN208403764U (en) | 2017-09-22 | 2017-09-22 | Rocking chair and its backrest angle adjustment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208403764U true CN208403764U (en) | 2019-01-22 |
Family
ID=64666536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721230635.6U Active CN208403764U (en) | 2017-09-22 | 2017-09-22 | Rocking chair and its backrest angle adjustment mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208403764U (en) |
| DE (1) | DE202018105395U1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110613260A (en) * | 2019-09-29 | 2019-12-27 | 林长贞 | Angle adjusting and positioning mechanism for chair back |
| CN112641262A (en) * | 2020-12-22 | 2021-04-13 | 常州绘了么信息科技有限公司 | Psychological counseling massage chair convenient to adjust |
-
2017
- 2017-09-22 CN CN201721230635.6U patent/CN208403764U/en active Active
-
2018
- 2018-09-20 DE DE202018105395.7U patent/DE202018105395U1/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110613260A (en) * | 2019-09-29 | 2019-12-27 | 林长贞 | Angle adjusting and positioning mechanism for chair back |
| CN110613260B (en) * | 2019-09-29 | 2022-12-27 | 林长贞 | Angle adjusting and positioning mechanism for chair back |
| CN112641262A (en) * | 2020-12-22 | 2021-04-13 | 常州绘了么信息科技有限公司 | Psychological counseling massage chair convenient to adjust |
Also Published As
| Publication number | Publication date |
|---|---|
| DE202018105395U1 (en) | 2018-11-30 |
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