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WO2022151814A1 - Siège multifonctionnel - Google Patents

Siège multifonctionnel Download PDF

Info

Publication number
WO2022151814A1
WO2022151814A1 PCT/CN2021/128837 CN2021128837W WO2022151814A1 WO 2022151814 A1 WO2022151814 A1 WO 2022151814A1 CN 2021128837 W CN2021128837 W CN 2021128837W WO 2022151814 A1 WO2022151814 A1 WO 2022151814A1
Authority
WO
WIPO (PCT)
Prior art keywords
support
seat
decorative cover
rod
rotating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2021/128837
Other languages
English (en)
Chinese (zh)
Inventor
戴龙飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anji Wanbao Smart Home Technology Co Ltd
Original Assignee
Anji Wanbao Smart Home Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anji Wanbao Smart Home Technology Co Ltd filed Critical Anji Wanbao Smart Home Technology Co Ltd
Publication of WO2022151814A1 publication Critical patent/WO2022151814A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03205—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • 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
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03205—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • A47C1/03233—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination by means of a rack-and-pinion or like gearing mechanism

Definitions

  • the invention relates to the field of seating, in particular to a multifunctional seat.
  • the Chinese invention patent with the patent number CN201520611537.1 discloses "a swivel seat back synchronous displacement system".
  • the structure of the patent includes a seat rubber shell, a seat back sliding connection frame, a seat back frame and a seat base, and the The upper end of the back sliding connecting frame is fixed with a seat back sliding rod, one end of the seat back sliding rod is connected with the seat back sliding ball, and the lower end of the seat back sliding connecting frame is connected with the seat base;
  • the seatback sliding ball is embedded in the chute of the seatback frame, the lower end of the seatback frame is covered with a seatback shaft sleeve, the seatback shaft sleeve is covered with a seatback shaft holder, and the seatback shaft holder is fixed on the seat rubber
  • the lower end of the shell; the lower end of the seat rubber shell is fixed with a pullback spring, the lower end of the pullback spring is connected to the seat base, the seat base is connected with a sliding connector, and the sliding connector is also connected to the
  • the mechanism part that undertakes the actions of the seat and the backrest is provided with an outer cover to effectively avoid contact between the mechanism part and the user's body and clothes; the outer cover not only acts as a barrier, but also beautifies the appearance.
  • the conventional fixed cover cannot be effectively blocked, and the occupied area is larger; therefore, it is necessary to combine the seat and seat back.
  • the structure and its trajectory design a protective cover that fits better with the seat.
  • the purpose of the present invention is to overcome the above-mentioned deficiencies in the prior art, and to provide a multi-functional seat; the back support of the multi-functional seat can simultaneously drive the seat support to lift up while tilting, so as to realize The linkage between the seat back and the seat prevents the user from rubbing the back and running the waist when using the seat, improving the comfort of the seat; and, while realizing the linkage between the back support and the seat support, the multi-functional seat
  • a multifunctional seat includes a back support, a seat support, a support frame, a back decorative cover and a seat decorative cover;
  • the support frame includes a back support and a seat support, and a back support and the back support are arranged between the back support and the back support.
  • the sliding mechanism of the track also includes a transmission rod that makes the back support link with the seat support when tilting; one end of the transmission rod is hinged on the back support or the link mechanism, and the other end of the transmission rod is hinged on the seat
  • the back support is tilted to drive the transmission rod to move and then drive the seat support to lift or drop relative to the seat support;
  • the seat decorative cover is installed on the bottom of the seat support to rotate the support rod and slide it.
  • the back decorative cover is rotatably connected to the back support, and a guiding mechanism for guiding the movement track of the back decorative cover is provided between the lower end of the back decorative cover and the seat decorative cover; when the back support is tilted, the back decorative The cover moves forward or backward in response to movement of the back support to cover the linkage.
  • the linkage mechanism includes a first rocker and a second rocker, one end of the first rocker is hinged with the back support, and the other end of the first rocker is hinged with the back support; the second rocker is located at the back support. Below the first rocker, one end of the second rocker is hinged with the back support, and the other end of the second rocker is hinged with the back support; the first rocker, the second rocker, the back support and the back support A four-bar linkage mechanism is formed between; the linkage mechanism is deformed and drives the back support to move downwards forward or upwards and backwards.
  • the four-bar linkage makes the movement of the back support more stable and the tilting effect is better
  • the rear end of the seat support is provided with a laterally arranged pin shaft, the pin shaft is located in front of the link mechanism; the upper end of the rotating support rod is hinged on the pin shaft, and the lower end of the rotating support rod is hinged on the seat and the hinged position of the rotating support rod on the seat support portion is located in front of the pin shaft; when the seat support member is lifted upwards, the rotating support rod rotates forward around the seat support portion.
  • the pin shaft is arranged so that the seat support can be effectively driven to move when the rotating support rod rotates.
  • one end of the transmission rod is hinged on the link mechanism, and the other end of the transmission rod is hinged on the seat support;
  • the transmission rod is a "U"-shaped rod, which includes a connecting crossbar, and the front end of the connecting crossbar is provided with
  • the connecting long rod is hinged on the second rocker;
  • the connecting short rod is hinged on the pin shaft.
  • the sliding mechanism includes a sliding gear and a gear slide rail; the gear slide rail is provided on the seat support part and the gear slide rail is extended obliquely forward and upward; the gear is correspondingly arranged at the front end of the seat support member .
  • the sliding fit of the gear and the gear track makes the movement of the seat support more stable.
  • the seat support part includes a mirror-imaged support cross plate located on both sides of the seat support member; the rotating support rod and the sliding mechanism are both located between the two support cross plates; the seat decorative cover is a shell with an open upper end, and the seat decorative cover
  • the utility model can be fastened on the two supporting horizontal plates from bottom to top; and the seat decorative cover and the supporting horizontal plates are connected and fixed by screws. The installation and disassembly of the seat decorative cover are very convenient.
  • the back support member includes a longitudinally arranged back support rod and a back plate connected to the back support rod, the link mechanism is located at the lower end of the back support rod; the lower end of the back plate is provided with an opening facing downward and
  • the avoidance groove is used to avoid the linkage mechanism;
  • the back decorative cover is a shell with an open front end, the back decorative cover is located in the avoidance groove, and the upper end of the back decorative cover is rotatably connected to the backboard.
  • the back decorative cover is arranged in the avoidance groove to effectively cover the linkage mechanism.
  • the back support is provided with a connecting piece
  • the connecting piece is a "U"-shaped frame structure with an opening facing downward, and the connecting piece is fixed on the periphery of the avoidance groove
  • mirror images on both sides of the connecting piece are provided with rotating grooves
  • On both sides of the back decorative cover are correspondingly provided rotating shafts that protrude outwards
  • an elastic clamping piece is arranged in the rotating groove, and the elastic clamping piece has a rotating arc surface matched with the rotating shaft; after the rotating shaft enters the rotating groove, the rotating shaft It is snapped and rotated in the elastic clip.
  • the connection between the back decorative cover and the connecting piece is convenient and quick, just snap the rotating shaft into the rotating groove, and no screw connection is required.
  • the guide mechanism includes a guide groove arranged on the bottom surface of the seat decorative cover and extending along the length direction of the seat decorative cover, and a guide block detachably connected to the lower end of the back decorative cover; during the movement of the back decorative cover, the guide The block will slide along the guide groove; and the guide block is confined within the guide groove.
  • the guide block can not only enable the back decorative cover to slide along the bottom surface of the seat decorative cover, but also can restrain the lower end of the back decorative cover from being separated from the seat decorative cover, which plays a dual role.
  • the guide block is in the shape of a "T", and the guide block includes a limit column arranged horizontally at the upper end and a connecting column arranged longitudinally; a connecting pin is correspondingly arranged at the lower end of the back decorative cover; the connecting pin is inserted into the guide groove , the connecting post is sleeved on the connecting pin; the restricting post is abutted with the back decorative cover to restrict the separation of the guide block and the guide groove.
  • the multifunctional seat of the present invention realizes the linkage between the back support and the seat support, so that when the back support is tilted back, under the action of the transmission rod, the seat support will be lifted up relative to the support frame and Move forward; the seat can always play the effect of supporting the waist of the human body, effectively avoiding the occurrence of "running waist”; and in the process of the back support leaning back, between the bottom of the back support and the back of the sitting support It will keep the distance unchanged, achieve the effect of "zero displacement", and effectively avoid the phenomenon of rubbing the back of the human body and the back of the chair; comprehensively solve the problem of rubbing the back and running the waist when the back of the chair is tilted in the prior art, which is beneficial to Human health and improved seat comfort.
  • a back decorative cover is provided on the back support, and a seat decorative cover is provided on the seat support;
  • the cover can cover the sliding mechanism and the rotating support rod;
  • the back decorative cover can follow the movement of the back panel to move forward or backward to actively cover the link mechanism; it avoids the contact between these mechanisms and the user's body, and ensures the safety of the multifunctional seat.
  • Safety beautifies the appearance of the multi-functional seat, making the multi-functional seat more simple and beautiful as a whole; the design is ingenious.
  • connection structure of the back decorative cover and the seat decorative cover and the multifunctional seat is very simple; the back decorative cover is fastened on the support seat from bottom to top and connected with the support seat by screws; the upper end of the back decorative cover is snapped into the installation In the rotating groove, the lower end of the back decorative cover is restricted on the seat decorative cover by a guide block; the structure is simple and reliable; the installation and disassembly of the back decorative cover and the seat decorative cover are quick and convenient.
  • a rotating support rod is provided between the rear end of the seat support and the support cross plate, and a gear and a gear track for sliding fit are provided between the front end of the seat support and the support cross plate; so that the seat support rotates the support rod.
  • the sliding mechanism and the supporting cross plate Under the combined action of the sliding mechanism and the supporting cross plate, it can be lifted up and moved forward relative to the support horizontal plate; the gear and the gear track can make the movement of the sitting support more stable, and the user is more comfortable when using it.
  • FIG. 1 is a schematic three-dimensional structure diagram of the back panel of the multifunctional seat in an upright state in an embodiment of the present invention
  • FIG. 2 is a schematic three-dimensional structure diagram of the back panel of the multifunctional seat in an embodiment of the present invention when it is reclined;
  • FIG. 3 is a schematic three-dimensional structural diagram of the connection between the back support member, the seat support member and the support frame in the embodiment of the present invention
  • FIG. 4 is a schematic diagram of the three-dimensional structure of the back support member and the seat support member in the embodiment of the present invention.
  • FIG. 5 is a schematic side view of the three-dimensional structure of the back support and the seat support in the initial position of the embodiment of the present invention
  • FIG. 6 is a schematic side view of the three-dimensional structure of the back support when the back support is tilted backward in an embodiment of the present invention
  • FIG. 7 is a schematic three-dimensional structural diagram of the connection between the back support member and the support vertical plate in the embodiment of the present invention.
  • FIG. 8 is a schematic three-dimensional structural diagram of the connection between the seat support and the support cross plate in the embodiment of the present invention.
  • FIG. 9 is a schematic three-dimensional structure diagram of a sliding mechanism in an embodiment of the present invention.
  • FIG. 10 is a schematic three-dimensional structural diagram of the connection of the back decorative cover, the seat decorative cover and the multifunctional seat in the embodiment of the present invention.
  • FIG. 11 is a schematic three-dimensional structure diagram of the back decorative cover and the seat decorative cover connected in the embodiment of the present invention.
  • FIG. 12 is a schematic diagram of the back perspective structure of the back decorative cover connected to the back panel in the embodiment of the present invention.
  • FIG. 13 is a schematic three-dimensional structure diagram of the back decorative cover not connected to the back plate in the embodiment of the present invention.
  • FIG. 14 is a three-dimensional schematic diagram of the rotational connection structure between the back decorative cover and the connector in the embodiment of the present invention.
  • 15 is another perspective three-dimensional structural schematic diagram of the rotational connection structure between the back decorative cover and the connecting piece in the embodiment of the present invention.
  • FIG. 16 is a schematic three-dimensional structure diagram of a guiding mechanism in an embodiment of the present invention.
  • 17 is a schematic three-dimensional structural diagram of the connection between the guide block and the back decorative cover in the embodiment of the present invention.
  • the reference numerals are: back support 1; seat support 2; support frame 3; support transverse plate 3a; support vertical plate 3b; back support rod 4; connection seat 5; connection vertical plate 5a; Lever mechanism 6; first rocker 7; second rocker 8; seat plate 9; rotating support rod 10; pin shaft 11; housing 12; rotating shaft 13; sliding mechanism A; gear 14; gear track 15; ; Sleeve 17; Active groove 18; Transmission rod 19; Connecting short rod 19a; Connecting long rod 19b; ; Seat 23; Back plate 24; Avoidance groove 25; Connector 26; Rotating shaft 27; Rotating groove 28; 33; restricting column 33a; connecting column 33b; connecting pin 34.
  • the term "at least one” refers to one or more than one, unless expressly defined otherwise.
  • the terms “first,” “second,” “third,” etc. are used for descriptive purposes only and should not be construed to indicate or imply relative importance.
  • the present invention provides a multifunctional seat, which includes a back support 1, a seat support 2, a support frame 3 for supporting the back support 1 and the seat support 2, and a back decoration Cover 21 and seat trim cover 22.
  • the support frame 3 includes a back support portion and a seat support portion.
  • the seat support portion includes support transverse plates 3a located on both sides of the seat support member 2 and arranged in mirror images.
  • the supporting longitudinal plates 3b are mirrored on both sides of the component 1, the supporting longitudinal plates 3b are perpendicular to the supporting transverse plate 3a, and the supporting longitudinal rods 3b are connected to the rear end of the supporting transverse plate 3a.
  • the back support member 1 includes a longitudinally arranged back support rod 4, which can withstand the force exerted by the user on the seat back, and a connecting seat 5 is arranged below the back support rod 4, and the connecting seat is located at the back support rod 4.
  • a link mechanism 6 is arranged between the 5 and the support vertical plate 3b, and the back support rod 4 can be tilted relative to the support vertical plate 3b through the link mechanism 6.
  • the connecting seat 5 includes a connecting stand.
  • the first link mechanism 6 includes a first rocker 7 and a second rocker 8;
  • the first rocker 7 is located above the second rocker 8, and one end of the first rocker 7 is hinged to the support vertical plate 3b , the other end of the first rocker 7 is hinged on the connecting side plate 5b; the two ends of the second rocker 8 are also hinged on the supporting vertical plate 3b and the supporting side plate 5b respectively;
  • the hinge position on the support vertical plate 3b is located in front of the hinge position of the first rocker 7 on the support vertical plate 3b, and the hinge position of the first rocker 7 on the connecting side plate 5b is located in the second rocker 8 on the connecting side plate.
  • the seat support member 2 is connected and matched between the two support transverse plates 3a, and the seat support member 2 can be lifted upward relative to the support transverse plate 3a and moved forward at the same time, specifically: the seat support member 2
  • the height is higher than the height of the support cross plate 3a
  • the seat support 2 includes a horizontally arranged seat plate 9, the seat plate 9 is arranged along the length direction of the support cross plate 3a, and the seat plate 9 is used to support the seat 23;
  • a rotating support rod 10 is connected between the two sides of the rear end of the seat support member 2 and the support transverse plate 3a on the corresponding side; the rear end of the seat support member 2 is correspondingly provided with a horizontally arranged pin 11,
  • the pin shaft 11 is a long axis and both ends of the pin shaft 11 protrude from the seat plate 9; then one end of the rotating support rod 10 is hinged on the pin shaft 11, and the other end of the rotating support rod 10 is hinged on the support horizontal.
  • the hinged position of the rotating support rod 10 on the supporting cross plate 3a is located in front of and below the pin shaft 11; the rear end of the seat support 2 can then be rotated around the supporting cross plate 3a through the rotating support rod 10 to relatively support
  • the horizontal plate 3a is lifted forward; the rotating support rod 10 is in an "L" shape, so that the seat support 2 can also move forward a sufficient distance when it is lifted to a certain height.
  • a sliding mechanism A is provided between the front end of the seat support member 2 and the support transverse plate 3a. Through the sliding mechanism A, the front end of the seat support member 2 is lifted upwards during the process of lifting. It can maintain the same movement trajectory with the rear end, so that the seat support 2 can be smoothly lifted forward relative to the support cross bar 3a.
  • the above-mentioned sliding mechanism A includes a gear 14 arranged on the end of the rotating shaft 13 and a gear track 15 arranged on the supporting transverse plate 3a;
  • a sliding seat 16 is connected to the upper part by screws, and the sliding seat 16 has a movable groove 18, and the movable groove 18 is provided with a gear track 15 arranged obliquely forward and upward;
  • the rotating shaft 13 is a four-corner rotating shaft , the gear 14 is correspondingly provided with a sleeve 17 that is inserted and matched with the rotating shaft 13; and then during installation, the gear 14 is placed in the movable slot 18, so that the gear 14 and the gear track 15 are engaged with each other.
  • the sliding seat 16 is correspondingly provided with a window 20 that avoids the movement track of the sleeve 17, and the sleeve 17 passes through the window 20 and then is sleeved.
  • the seat 16 is fixed on the inner side of the support cross plate 3a by screw connection, and the gear 14 will be limited between the sliding seat 16 and the support cross plate 3a;
  • the front end can slide diagonally forward and upward or diagonally backward and downward relative to the support cross plate 3a; then, under the joint action of the rotating support rod 10 and the sliding mechanism A, the seat support 2 can be stably relative to the support cross plate 3a as a whole. Lift up; and during this process, the angle of the seat plate 9 and the horizontal plane remains unchanged, making the seat more comfortable and stable to use.
  • the transmission rod 19 is a "U"-shaped connecting rod, and the transmission rod 19 includes a connecting cross rod 19c.
  • the front end of the connecting crossbar 19c is longitudinally provided with a connecting short rod 19a, and the rear end of the connecting crossbar 19c is longitudinally provided with a connecting long rod 19b; in the initial position, the connecting short rod 19a and the connecting long rod 19b are both in a vertical state , the upper end of the connecting short rod 19a is hinged on the pin shaft 11, and the upper end of the connecting long rod 19b is hinged on the second rocker 88;
  • the second rocker 88 will rotate forward around the support vertical plate 3b, and then drive the transmission rod 19 to rotate forward as a whole; during the forward rotation of the transmission rod 19, the hinge point between the short connecting rod 19a and the pin shaft 11 will have The tendency to move upward and forward, and then under the action of the transmission rod 19; the seat support 2 will have a tendency to lift forward relative to the support cross plate 3a; the rotating support rod 10 will correspondingly rotate forward around the support cross plate 3a , the gear 14 slides forward and upward along the gear track 15; so that the seat support 2 lift
  • the seat support 2 will be lifted up and moved forward synchronously, so that the back and the seat are realized. It solves the problem of friction between the back of the chair and the user's back when it is tilted, prevents the problem of rubbing the back and running the waist when using the seat, and greatly improves the comfort of the seat.
  • a back decorative cover 21 and a seat decorative cover 22 are respectively provided outside the back support 1 and the seat support 2.
  • a back decorative cover 21 and a seat decorative cover 22 are respectively provided outside the back support 1 and the seat support 2.
  • the seat support member 2 is located between the two support transverse plates 3a, and the seat plate is connected with a seat 23; then the rotating support rod 10 and sliding The mechanism A is all wrapped between the seat 23 and the support cross plate 3a; and during the movement of the seat support 2, the seat 23 has a small movement range, and the seat 23 can still shield the mechanism part below; Then, only the lower part of the seat support member 2 will be exposed; the seat decorative cover 22 is a shell with an open upper end, and the seat decorative cover 22 can be fastened on the two support horizontal plates 3a from bottom to top, and the seat decorative cover 22 The two sides of the decorative cover 22 are respectively connected and fixed with the supporting side plate 11 on the corresponding side by screws; after the connection between the decorative cover 3 and the supporting seat 5 is completed, as shown in Figures 1 and 2, the back support 1, sliding The mechanism A and the rotating support rod 10 are always hidden between the seat 9 and the seat decorative cover 22 to avoid contact with the user's body, improve safety, and beautify the appearance of
  • a back plate 24 is connected to the back support rod 4 by screws, and the back decorative cover 21 is connected to the back of the back plate 24 for the link mechanism 6; and because the user In the process of using the multifunctional seat, the back panel 24 will continue to tilt forward or backward. If the back decorative cover 21 is fixedly connected to the back panel 24, the back panel 24 will tilt during the tilting process of the back panel 24. It will interfere with the seat decoration cover 22 or the link mechanism 6, and the link mechanism 6 will be exposed from time to time during the rotation process, which cannot effectively cover the link mechanism 6; therefore, it is necessary to make the back decoration cover 21 follow the back plate 23.
  • the lower end of the support rod 4 is provided at the lower end of the back plate 23 with an avoidance groove 25 with an opening facing downward and used to avoid the link mechanism 6, and the link mechanism 6 deforms and moves in the avoidance groove 25;
  • the back plate 23 The rear end is connected with a connecting piece 26, the connecting piece 26 is a "U"-shaped frame structure with an opening facing downward, and the connecting piece 26 is connected at the periphery of the avoidance groove 25;
  • the back decorative cover 21 is an open front end In the housing, the back decorative cover 21 is also located in the avoidance groove 25, and the upper end of the back decorative cover 21 is rotatably connected to the connector 26; so that the link mechanism 6 is located in the back decorative cover 21, and the back decorative cover 21 can be rotated to actively Covers the link mechanism 6;
  • the specific rotational connection method is as follows: on both sides of the upper end of the back decorative cover 21, there are rotating shafts 27, and
  • the lower end of the back decorative cover 21 covers the rear end of the seat decorative cover 22, and the lower end of the back decorative cover 21 is connected to the bottom of the seat decorative cover 22;
  • a guiding mechanism capable of guiding the movement track of the back decorative cover 21 is provided between 22, specifically: the back decorative cover 21 includes a back lower plate 30 located at the lower end and a back side plate 21a located on both sides of the back lower plate 30,
  • the seat decoration cover 22 includes a seat lower plate 31 at the lower end and seat side plates 22a located on both sides of the seat lower plate 31;
  • the back decoration cover 34 covers the rear end of the seat decoration cover 22, and the two left side plates are 22a is located between the two back side boards 34a, and the back bottom board 30 is located at the lower end of the seat bottom board 31;
  • a guide block 33 is correspondingly connected to the top, and the guide block 33 is in a "T" shape.
  • the guide block 33 includes a limit column 33a arranged laterally at the upper end and a connecting column 33b arranged longitudinally;
  • the connecting pin 34 of 33, the connecting post 33b can be sleeved on the connecting pin 34, and the two are connected by screws;
  • the back decorative cover 34 is connected with the seat decorative cover 22, the back lower plate 30 is attached to the seat lower plate On the lower surface of 31, make the connecting pin 34 pass through the guide groove 32, and then fix the guide block 33 on the connecting pin 34 by screwing;
  • the lower end of the back decorative cover 34 can be along the bottom of the seat decorative cover 22 Sliding, and the restricting column 33a will restrict the upper and lower back plate 30 and the seat lower plate 31 from being disengaged up and down.
  • the back decorative cover 21 can follow the movement of the back plate 24 and actively cover the link mechanism 6; specifically: as shown in Figure 1, when the When the back panel 24 is in a substantially upright state, the linkage mechanism 6 is located at the lower end of the back panel 24, and the linkage mechanism 6 is just hidden in the back decorative cover 21; as shown in FIG. When the board 24 is tilted backward, the lower end of the back board 24 will move forward, and the link mechanism 6 will also move forward; the back decorative cover 21 responds to the movement of the back board 24, and the upper end of the back decorative cover 21 will move forward.

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  • 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)

Abstract

La présente invention concerne un siège multifonctionnel, comprenant un support de dossier (1), un support de siège (2), un cadre de support (3), un couvercle décoratif de dossier (21) et un couvercle décoratif de siège (22). Le cadre de support (3) comprend une partie de support de dossier et une partie de support de siège ; un mécanisme de liaison (6) permettant au support de dossier (1) de s'incliner est disposé entre le support de dossier (1) et la partie de support de dossier ; une tige de support rotative (10) est disposée entre l'extrémité arrière du support de siège (2) et la partie de support de siège de telle sorte que le support de siège (2) puisse être soulevé vers le haut par rapport à la partie de support de siège ; et un mécanisme de coulissement (A) est disposé de manière correspondante entre l'extrémité avant du support de siège (2) et la partie de support de siège. Le siège comprend également une tige de transmission (19) ; l'inclinaison du support de dossier (1) amène la tige de transmission (19) à se déplacer de manière à faire monter ou descendre le support de siège (2) par rapport à la partie de support de siège ; le couvercle décoratif de siège (22) est installé au fond de la partie de support de siège pour recouvrir la tige de support rotative (10) et le mécanisme de coulissement (A) ; l'extrémité supérieure du couvercle décoratif de dossier (21) est reliée en rotation au support de dossier (1) ; un mécanisme de guidage est disposé entre l'extrémité inférieure du couvercle décoratif de dossier (21) et le couvercle décoratif de siège (22) ; et lorsque le support de dossier (1) est incliné, le couvercle décoratif de dossier (21) se déplace vers l'avant ou vers l'arrière en réponse au mouvement du support de dossier (1) pour recouvrir le mécanisme de liaison (6).
PCT/CN2021/128837 2021-01-13 2021-11-05 Siège multifonctionnel Ceased WO2022151814A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110041758.X 2021-01-13
CN202110041758.XA CN113197457B (zh) 2021-01-13 2021-01-13 一种椅子

Publications (1)

Publication Number Publication Date
WO2022151814A1 true WO2022151814A1 (fr) 2022-07-21

Family

ID=77025199

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/128837 Ceased WO2022151814A1 (fr) 2021-01-13 2021-11-05 Siège multifonctionnel

Country Status (2)

Country Link
CN (1) CN113197457B (fr)
WO (1) WO2022151814A1 (fr)

Cited By (1)

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