CN213940229U - Head support frame of comfortable chair - Google Patents

Head support frame of comfortable chair Download PDF

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Publication number
CN213940229U
CN213940229U CN202021369786.1U CN202021369786U CN213940229U CN 213940229 U CN213940229 U CN 213940229U CN 202021369786 U CN202021369786 U CN 202021369786U CN 213940229 U CN213940229 U CN 213940229U
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China
Prior art keywords
plate
adjusting
frame
damping block
head support
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Active
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CN202021369786.1U
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Chinese (zh)
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黄子源
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Individual
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Individual
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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
    • A47C7/56—Parts or details of tipping-up chairs, e.g. of theatre chairs
    • 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
    • A47C7/50—Supports for the feet or the legs coupled to fixed parts of the chair
    • A47C7/506—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type
    • A47C7/5066—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type by rotation
    • 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
    • A47C7/467—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by fluid means
    • 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
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
    • A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
    • 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
    • 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
    • A47C7/38—Support for the head or the back for the head
    • 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
    • A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/446—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with fluid springs
    • 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
    • A47C7/50—Supports for the feet or the legs coupled to fixed parts of the chair
    • A47C7/506—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type
    • A47C7/5062—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type rectilinearly
    • 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
    • A47C7/62—Accessories for chairs
    • A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
    • A47C7/748—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for heating

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Special Chairs (AREA)
  • Chairs Characterized By Structure (AREA)

Abstract

The utility model belongs to the technical field of comfortable chair support, concretely relates to head support frame of comfortable chair, including headrest frame, headrest frame bottom is equipped with angle adjustment mechanism, headrest frame's bottom is equipped with the branch of dividing in both sides, the branch pole is equipped with a plurality of constant head tanks on one's body, be equipped with the sleeve pipe of cooperation branch on headrest frame, the intraductal locating ring with constant head tank complex that is equipped with of cover, angle adjustment structure includes the fixed plate, the connecting plate, connecting plate upper portion is connected with branch, connecting plate upper end is through connecting axle and fixed plate bottom swing joint, the fixed plate of connecting axle department, be equipped with the damping piece between the connecting plate, be equipped with lock nut on the connecting axle, the fixed plate bottom is connected with the alignment jig, the alignment jig includes two adjusting plates, the transfer board of adjusting plate bottom side, link board between two adjusting plates, the upper end of two adjusting plates corresponds and is connected with the fixed plate bottom, height, The angle is adjustable, the angle of the supporting frame can be adjusted along with the adjustment of the back framework of the comfortable chair, and the using effect is good.

Description

Head support frame of comfortable chair
Technical Field
The utility model belongs to the technical field of comfortable chair support, concretely relates to head support frame of comfortable chair.
Background
The headrest is a part of a comfort chair for supporting the head of a user to improve the comfort of the head. The head rest is adjustable in height for comfort, and the angle of the head rest is adjustable to suit different sitting postures and different users. However, most of the conventional angle adjustment of the headrest is performed manually, and the user manually pulls the headrest to a proper angle, and the angle of the headrest cannot be adaptively adjusted according to the change of the angle of the backrest of the comfort chair, which is troublesome in use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to above-mentioned defect, provide a head support frame of comfortable chair, height, angularly adjustable, the angle of support frame can be adjusted along with the back skeleton adjustment of comfortable chair, excellent in use effect.
The utility model provides a technical scheme that its technical problem adopted as follows:
a head support frame of a comfortable chair comprises a headrest frame, wherein an angle adjusting mechanism is arranged at the bottom of the headrest frame, support rods which are respectively arranged at two sides are arranged at the bottom of the headrest frame, a plurality of annular positioning grooves for adjusting the height of the headrest frame are arranged on the rod bodies of the support rods, sleeves matched with the support rods are arranged on the headrest frame, positioning rings matched with the positioning grooves are arranged in the sleeves, the angle adjusting mechanism comprises a fixed plate and a connecting plate, the upper part of the connecting plate is connected with the support rods, the upper end of the connecting plate is movably connected with the bottom of the fixed plate through a connecting shaft, a damping block for keeping the matching angle between the fixed plate and the connecting plate is arranged between the fixed plate and the connecting plate at the connecting shaft, a locking nut for axially pressing the damping block is arranged on the connecting shaft, the bottom of the fixed plate is connected with an adjusting frame, the adjusting frame comprises two adjusting plates, an adjusting plate at the bottom side of the adjusting plates and a connecting plate between the two adjusting plates, the upper ends of the two adjusting plates are correspondingly connected with the bottom end of the fixed plate, the lower plate body of the adjusting plate is provided with a front convex bulge part, the bulge part is used for being connected with a backrest framework of the comfortable chair, the bottom end of the adjusting plate is movably connected with the upper end of an adjusting plate, the adjusting plate is a zigzag plate, the lower end of the adjusting plate is used for being connected with a seat frame framework of the comfortable chair, and the lower part of the plate body of the adjusting plate is also provided with a movable positioning pin.
Furthermore, the locating slot comprises an upper slope surface and a lower slope surface, wherein the slope of the upper slope surface is smaller than that of the lower slope surface, and the length of the lower slope surface is smaller than that of the upper slope surface.
Furthermore, the connecting shaft is fixedly connected with the fixed plate, the damping blocks comprise first damping blocks connected with the fixed plate and second damping blocks connected with the connecting plate, and the first damping blocks and the second damping blocks are in end face contact close to each other.
Furthermore, first damping piece on be equipped with a plurality of ring channels, be equipped with the parcel portion of cladding in the outside of first damping piece on the second damping piece, the department of correspondence is equipped with the connection arch that extends to in the ring channel in the parcel portion.
Furthermore, the locating pin is arranged in the middle of the protruding portion and the end portion of the bottom end of the adjusting plate.
Furthermore, the protruding part is provided with a connecting pin shaft connected with a backrest framework of the comfortable chair.
Furthermore, the bottom end of the adjusting plate is hinged with the top end of the adjusting plate.
Furthermore, two ends of the connecting plate are respectively connected with the adjusting plate.
Furthermore, the bottom end of the fixing plate is connected with the upper end of the adjusting plate through a screw.
The utility model has the advantages that: by adopting the scheme, the headrest frame has flexible height adjustment and angle adjustment functions, the support of the headrest on the head of a human body is improved, the use effect of the headrest frame is enhanced, the angle of the whole headrest frame is adaptively adjusted along with the turnover of the backrest framework, the adjusting plate pushes and pulls the bottom end of the adjusting plate in the turnover process of the backrest framework, so that the upper end of the adjusting plate presents different included angles along with the turnover of the backrest framework, the self-adaptive change of the included angle between the whole headrest frame and the backrest framework is realized, the automatic adjustment is realized, the use is convenient, the headrest frame can be automatically swung by a user for fine adjustment, the comfort is improved, after the adjusting plate is locked, the headrest frame and the backrest framework synchronously move, the angle of the headrest frame is manually adjusted, two use modes are realized, the use effect is improved, the two modes are realized, the use can be selected according to needs, the use is flexible, and the use effect is improved, the whole turnover angle of the headrest frame is adjustable, the headrest frame can be broken off to directly adjust the angle of the headrest frame, the angle of the headrest frame has a dual adjustment mode, the controllability is strong, and the use effect is greatly improved.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a side view of an embodiment of the present invention.
Fig. 3 is a schematic partial cross-sectional view of an embodiment of the present invention.
Fig. 4 is a schematic partial cross-sectional view of a positioning groove according to an embodiment of the present invention.
Fig. 5 is a schematic partial cross-sectional view of a connecting shaft according to an embodiment of the present invention.
Fig. 6 is a schematic partial cross-sectional view of a connecting shaft according to another embodiment of the present invention.
Wherein: the headrest frame comprises a headrest frame 1, a sleeve 11, a positioning ring 12, a support rod 2, a positioning groove 21, an upper slope 211, a lower slope 212, a fixing plate 3, a connecting plate 4, a connecting shaft 5, a first damping block 51, an annular groove 511, a second damping block 52, a wrapping part 521, a connecting bulge 522, an adjusting plate 6, a bulge 61, a pin hole 62, an adjusting plate 7 and a connecting plate 8.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1: referring to fig. 1 and 2, a head support frame of a comfortable chair comprises a headrest frame 1, an angle adjusting mechanism is arranged at the bottom of the headrest frame 1, support rods 2 which are separately arranged at two sides are arranged at the bottom of the headrest frame 1, referring to fig. 3 and 4, a plurality of annular positioning grooves 21 for adjusting the height of the headrest frame are arranged on the rod body of the support rods 2, a sleeve 11 which is matched with the support rods 2 is arranged on the headrest frame 1, a positioning ring 12 which is matched with the positioning groove 21 is arranged in the sleeve 11, the positioning groove 21 is composed of an upper slope 211 and a lower slope 212, the length of the upper slope 211 is more than three times of that of the lower slope 212, the slope of the upper leather slope 211 is smaller than that of the lower slope 212, the lower slope 212 is steeper and shorter, the inner diameter of the positioning ring 12 is smaller than the outer diameter of the support rods, the positioning ring is made of plastic material and has certain flexibility, and the positioning ring is pulled up and down to the headrest frame 1 to be matched with positioning grooves at different positions, realize the adjustment to headrest frame height, because the domatic steeper and domatic short in lower part, this kind of structure makes the constant head tank great to the ascending holding power of position circle, make the constant head tank can support the position circle, improve headrest frame's stability, the dynamics of pressing headrest frame downwards is greater than the holding power, separable position circle and constant head tank, the slope of upper portion is long and the domatic slope in upper portion is little, the domatic level and smoothness in upper portion of messenger, when upwards dragging headrest frame, the position circle separates from the constant head tank easily, the height adjustment operation of headrest frame of being convenient for.
Referring to fig. 5, the angle adjusting mechanism includes a fixing plate 3, a connecting plate 4, the upper end of the connecting plate 4 is connected with the bottom end of the supporting rod 2, the upper end of the connecting plate 4 is movably connected with the bottom end of the fixing plate 3 through a connecting shaft 5, the connecting shaft 5 is fixedly connected with the fixing plate 3, a hexagonal hole is arranged on the fixing plate 3, a hexagonal prism structure matched with the hexagonal hole structure is arranged on the shaft body of the connecting shaft 5, so that the connecting shaft and the connecting plate keep a stable matching relationship, a first damping block 51 and a second damping block 52 are sleeved on the connecting shaft 5, the side surfaces of the first damping block 51 and the second damping block 52 close to each other are connected, the first damping block 51 is connected on the fixing plate, the second damping block 52 is connected on the connecting plate, a locking nut is arranged on the connecting shaft 5, the locking nut axially extrudes the movable matching of the connecting plate and the fixing plate, so that the connecting plate and the fixing plate keep good stability through the movable connection of the connecting shaft, meanwhile, the extrusion of the locking nut enables sufficient damping force to be generated between the first damping block 51 and the second damping block 52, the damping force between the first damping block 51 and the second damping block 52 can keep the relative angle between the connecting plate and the fixing plate, the axial extrusion is converted into the circumferential damping action, so that the first damping block 51 and the second damping block 52 are not easy to rotate, the fixing plate and the connecting plate keep the matching angle, and then the stability of the turnover angle of the headrest frame is realized, when the angle of the headrest frame needs to be adjusted, the headrest frame is pulled, the force applied to the headrest frame overcomes the damping force between the first damping block 51 and the second damping block 52, the connecting plate can be driven to turn over, the angle of the headrest frame is adjusted, the external force action is removed, the headrest frame can keep the stable angle, the angle adjusting mechanism is simple in structure, the turnover angle of the headrest frame can be effectively controlled, and the adjusting operation is convenient, improve the result of use, this headrest frame can be free adjusts the height of headrest frame, flip angle in the within range that the structure allows, and the height control of headrest frame, flip angle's regulation all have better stability to make this head support frame have higher security.
The bottom of the fixed plate 3 is connected with an adjusting frame, the adjusting frame comprises two adjusting plates 6, an adjusting plate 7 at the bottom side of the adjusting plates 6 and a connecting plate 8 between the two adjusting plates 6, the upper ends of the two adjusting plates 6 are correspondingly connected with the bottom end of the fixed plate 3 through screws, two ends of the connecting plate 8 are respectively connected with the adjusting plates 8 at two sides, the connecting plate 8 is used for improving the stability of the adjusting frame, a front convex bulge part 61 is arranged on the lower plate body of the adjusting plate 6, the bulge part 61 is used for being connected with a backrest framework of a comfortable chair, a connecting pin shaft for connecting the backrest framework of the comfortable chair is arranged at the bulge part 61 and is movably connected with the backrest framework, the connecting pin shaft is a turning movable fulcrum of the adjusting frame, the adjusting frame movably rotates by taking the position as a shaft, the bottom end of the adjusting plate 6 is hinged with the upper end of the adjusting plate 7, the lower end of the adjusting plate 7 bends and extends towards the side of the seat framework, the upper end of the adjusting plate bends towards the back upper side, the adjusting plate 7 is a zigzag plate, the lower end of the adjusting plate 7 is used for being connected with a seat frame framework of a comfortable chair, the adjusting plate 6 can be driven to move synchronously when the backrest framework is turned over and is used for being connected with the adjusting plate 6 through the adjusting plate 7, the bottom end of the adjusting plate 7 is fixed, the adjusting plate is turned over by taking the bottom end of the adjusting plate as an axis, the bottom end of the adjusting plate is pushed and pulled at the upper end of the adjusting plate, the whole adjusting frame is opened in a self-turning mode along with the turning of the backrest framework, linkage is achieved, the angle of the whole headrest frame is controlled by the adjusting frame to be adjusted in a self-adaptive mode along with the turning of the backrest framework, the using effect is improved, and the headrest frame is turned off, so that the accurate adjustment.
Referring to fig. 2, the lower portion of the adjusting plate 6 is further provided with movable positioning pins, the positioning pins are arranged in the middle of the protruding portion 61 and the end portion of the bottom end of the adjusting plate 6, pin holes 62 matched with the positioning pins are formed in the adjusting plate 6, locking holes matched with the positioning pins are formed in the corresponding portion of the backrest framework, after the positioning pins are inserted, the relative position of the adjusting plate and the backrest hanging machine is locked, the adjusting plate moves synchronously during overturning of the backrest framework, the headrest frame moves synchronously, the angle of the whole headrest frame cannot be changed due to overturning of the backrest framework, the headrest frame has a function mode consistent with the backrest framework, in order to avoid interference, the movable connection between the adjusting plate and the adjusting plate can be cancelled, and the upper end of the adjusting plate is not connected with the adjusting plate, so that the interference on the adjusting plate is reduced.
Example 2: the present embodiment differs from embodiment 1 in that: in this embodiment, referring to fig. 6, a wrapping portion 521 wrapped outside the first damping block 51 is disposed on the second damping block 52 near the end surface of the first damping block 51, a plurality of annular grooves 511 are disposed on the first damping block 51, a connecting protrusion 522 extending into the annular groove 511 is disposed at a position corresponding to the inner wall of the wrapping portion 521, and the contact area between the two damping blocks can be increased by cooperation of the connecting protrusion 522 and the annular groove 511, so that the axial clamping force is increased, sufficient friction force is provided in the circumferential direction, and the position between the connecting plate and the fixing plate can be locked.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the techniques of the present invention are substantially any simple modification and equivalent changes to the above embodiments, all falling within the protection scope of the present invention.

Claims (9)

1. A head support frame of a comfortable chair comprises a headrest frame and is characterized in that an angle adjusting mechanism is arranged at the bottom of the headrest frame, supporting rods which are separated at two sides are arranged at the bottom of the headrest frame, a plurality of annular positioning grooves for adjusting the height of the headrest frame are arranged on the rod bodies of the supporting rods, sleeves matched with the supporting rods are arranged on the headrest frame, positioning rings matched with the positioning grooves are arranged in the sleeves, the angle adjusting mechanism comprises a fixed plate and a connecting plate, the upper part of the connecting plate is connected with the supporting rods, the upper end of the connecting plate is movably connected with the bottom of the fixed plate through a connecting shaft, a damping block for keeping the matching angle between the fixed plate and the connecting plate is arranged between the fixed plate and the connecting plate at the connecting shaft, a locking nut for axially pressing the damping block is arranged on the connecting shaft, an adjusting frame is connected at the bottom of the fixed plate and comprises two adjusting plates, an adjusting plate at the bottom side of the adjusting plate and a connecting plate between the two adjusting plates, the upper ends of the two adjusting plates are correspondingly connected with the bottom end of the fixed plate, the lower plate body of the adjusting plate is provided with a front convex bulge, the bulge is used for being connected with a backrest framework of the comfortable chair, the bottom end of the adjusting plate is movably connected with the upper end of the adjusting plate, the adjusting plate is a zigzag plate, the lower end of the adjusting plate is used for being connected with a seat frame framework of the comfortable chair, and the lower part of the plate body of the adjusting plate is also provided with a movable positioning pin.
2. The head support of claim 1, wherein the positioning slot comprises an upper slope and a lower slope, the slope of the upper slope is less than the slope of the lower slope, and the length of the lower slope is less than the length of the upper slope.
3. The head support frame of a comfortable chair according to claim 1, wherein the connecting shaft is fixedly connected with the fixing plate, the damping block comprises a first damping block connected with the fixing plate and a second damping block connected with the connecting plate, and the first damping block and the second damping block are contacted with the end surfaces, close to each other.
4. The head support frame of a comfortable chair according to claim 3, characterized in that the first damping block is provided with a plurality of annular grooves, the second damping block is provided with a wrapping part wrapping the outside of the first damping block, and the corresponding part in the wrapping part is provided with a connecting bulge extending into the annular grooves.
5. The head support for a comfort chair as set forth in claim 1, wherein said detent pin is disposed intermediate the boss and the bottom end of the activation plate.
6. The head support of claim 1, wherein the protrusion is provided with a connecting pin connected to a backrest frame of the comfort chair.
7. The head support for a comfort chair as set forth in claim 1, wherein the bottom end of said adjustment plate is hingedly connected to the top end of said adjustment plate.
8. The head support for a comfort chair as set forth in claim 1, wherein the link plate is connected at both ends thereof with the adjustment plate, respectively.
9. The head support for a comfort chair as set forth in claim 1, wherein the bottom end of the fixing plate is connected to the upper end of the adjusting plate by a screw.
CN202021369786.1U 2019-10-14 2020-07-13 Head support frame of comfortable chair Active CN213940229U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910974551 2019-10-14
CN2019109745510 2019-10-14

Publications (1)

Publication Number Publication Date
CN213940229U true CN213940229U (en) 2021-08-13

Family

ID=74706459

Family Applications (11)

Application Number Title Priority Date Filing Date
CN202021369739.7U Active CN213940235U (en) 2019-10-14 2020-07-13 Installation tilting mechanism of shank support of comfortable chair
CN202021370564.1U Active CN212591176U (en) 2019-10-14 2020-07-13 Leg adjusting bracket of comfortable chair
CN202021370055.9U Active CN214230617U (en) 2019-10-14 2020-07-13 Quick connecting structure for backrest framework and seat frame framework of comfortable chair
CN202021373392.3U Active CN214230619U (en) 2019-10-14 2020-07-13 Leg support bracket of comfortable chair
CN202021369786.1U Active CN213940229U (en) 2019-10-14 2020-07-13 Head support frame of comfortable chair
CN202010666961.1A Pending CN112716192A (en) 2019-10-14 2020-07-13 Leg adjusting bracket of comfortable chair
CN202010666863.8A Pending CN112716190A (en) 2019-10-14 2020-07-13 Comfortable chair and comfortable chair support thereof
CN202010666871.2A Pending CN112716193A (en) 2019-10-14 2020-07-13 Comfortable chair support with zero gravity adjusting function
CN202021369736.3U Active CN214072584U (en) 2019-10-14 2020-07-13 Zero-gravity turnover mechanism for comfortable chair
CN202021369624.8U Active CN214072595U (en) 2019-10-14 2020-07-13 Backrest structure for a seat
CN202021369694.3U Active CN214382301U (en) 2019-10-14 2020-07-13 Rotary connecting device and seat frame framework of comfortable chair with same

Family Applications Before (4)

Application Number Title Priority Date Filing Date
CN202021369739.7U Active CN213940235U (en) 2019-10-14 2020-07-13 Installation tilting mechanism of shank support of comfortable chair
CN202021370564.1U Active CN212591176U (en) 2019-10-14 2020-07-13 Leg adjusting bracket of comfortable chair
CN202021370055.9U Active CN214230617U (en) 2019-10-14 2020-07-13 Quick connecting structure for backrest framework and seat frame framework of comfortable chair
CN202021373392.3U Active CN214230619U (en) 2019-10-14 2020-07-13 Leg support bracket of comfortable chair

Family Applications After (6)

Application Number Title Priority Date Filing Date
CN202010666961.1A Pending CN112716192A (en) 2019-10-14 2020-07-13 Leg adjusting bracket of comfortable chair
CN202010666863.8A Pending CN112716190A (en) 2019-10-14 2020-07-13 Comfortable chair and comfortable chair support thereof
CN202010666871.2A Pending CN112716193A (en) 2019-10-14 2020-07-13 Comfortable chair support with zero gravity adjusting function
CN202021369736.3U Active CN214072584U (en) 2019-10-14 2020-07-13 Zero-gravity turnover mechanism for comfortable chair
CN202021369624.8U Active CN214072595U (en) 2019-10-14 2020-07-13 Backrest structure for a seat
CN202021369694.3U Active CN214382301U (en) 2019-10-14 2020-07-13 Rotary connecting device and seat frame framework of comfortable chair with same

Country Status (1)

Country Link
CN (11) CN213940235U (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114027661A (en) * 2021-11-25 2022-02-11 安吉富和家具有限公司 Chair leaning structure and chair
CN114027658B (en) * 2021-12-03 2024-06-07 鹤山市四方家具有限公司 Engineering chair
CN218304166U (en) * 2022-10-13 2023-01-17 德沃康科技集团有限公司 Seat frame and sofa seat
CN116659795A (en) * 2023-06-01 2023-08-29 中国汽车工程研究院股份有限公司 Automobile crash test rigid seat with zero gravity characteristic

Also Published As

Publication number Publication date
CN214382301U (en) 2021-10-12
CN213940235U (en) 2021-08-13
CN112716190A (en) 2021-04-30
CN214230619U (en) 2021-09-21
CN214072584U (en) 2021-08-31
CN112716193A (en) 2021-04-30
CN214072595U (en) 2021-08-31
CN212591176U (en) 2021-02-26
CN112716192A (en) 2021-04-30
CN214230617U (en) 2021-09-21

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